/* ============================================================
   VEANIX AI — NEXT-GEN SMART GLASSES DESIGN SYSTEM (https://veanix-ai.com/)
   ============================================================ */

:root {
  /* Veanix AI Brand Colors */
  --veanix-cyan: #38E8FF;
  --veanix-blue: #5B8CFF;
  --veanix-purple: #9A6BFF;
  --veanix-gradient: linear-gradient(135deg, #38E8FF 0%, #5B8CFF 50%, #9A6BFF 100%);
  --veanix-glow: rgba(56, 232, 255, 0.45);

  /* Color Tokens */
  --bg-pure-black: #000000;
  --bg-dark-1: #060608;
  --bg-dark-2: #0c0c0f;
  --bg-dark-card: #121216;
  --bg-dark-card-hover: #1a1a22;
  
  --bg-light-base: #f5f5f7;
  --bg-light-surface: #ffffff;
  --bg-light-card: #eaeaea;

  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.65);
  --text-tertiary: rgba(255, 255, 255, 0.4);
  
  --text-light-primary: #111115;
  --text-light-secondary: rgba(17, 17, 21, 0.65);
  --text-light-tertiary: rgba(17, 17, 21, 0.45);

  /* AR HUD Cyber Green */
  --hud-green: #00ff66;
  --hud-green-glow: rgba(0, 255, 102, 0.45);
  --hud-green-dim: rgba(0, 255, 102, 0.12);
  --hud-blue: #00e5ff;

  /* Glassmorphism & Borders */
  --glass-bg: rgba(20, 20, 24, 0.65);
  --glass-border: rgba(255, 255, 255, 0.12);
  --glass-border-hover: rgba(255, 255, 255, 0.28);
  --glass-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);

  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Space Grotesk', var(--font-primary);
  --font-mono: 'JetBrains Mono', monospace;

  /* Transitions */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: 0.2s var(--ease-out-expo);
  --transition-normal: 0.35s var(--ease-out-expo);
  --transition-slow: 0.6s var(--ease-out-expo);
}

/* ============================================================
   RESET & BASE STYLES
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  background-color: var(--bg-pure-black);
  color: var(--text-primary);
  font-family: var(--font-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  overflow-x: hidden;
  background-color: var(--bg-pure-black);
  min-height: 100vh;
  position: relative;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

/* ============================================================
   CUSTOM HUD CURSOR (TEMPORARILY HIDDEN - NATIVE CURSOR ACTIVE)
   ============================================================ */
.hud-cursor {
  position: fixed;
  top: 0;
  left: 0;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  display: none !important;
  transition: opacity 0.2s ease;
}

@media (pointer: fine) {
  .hud-cursor {
    display: none !important;
  }
}

.hud-reticle {
  width: 28px;
  height: 28px;
  border: 1px solid var(--hud-green);
  border-radius: 50%;
  position: relative;
  animation: reticleSpin 12s linear infinite;
  box-shadow: 0 0 10px var(--hud-green-glow);
}

.hud-reticle::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 4px;
  height: 4px;
  background-color: var(--hud-green);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.hud-coords {
  position: absolute;
  top: 32px;
  left: 32px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--hud-green);
  background: rgba(0, 0, 0, 0.7);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid rgba(0, 255, 102, 0.3);
  white-space: nowrap;
}

@keyframes reticleSpin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Top Controls Bar */
.top-controls-bar {
  position: fixed;
  top: 20px;
  right: 24px;
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Song Ngữ (Language Switcher) */
.lang-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  background: rgba(18, 18, 22, 0.78);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(20px);
  padding: 6px 12px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  user-select: none;
  transition: var(--transition-normal);
}

.lang-toggle:hover {
  border-color: rgba(255, 255, 255, 0.25);
}

.lang-btn {
  background: none;
  border: none;
  color: var(--text-tertiary);
  font-family: inherit;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 4px;
  transition: all 0.2s ease;
}

.lang-btn:hover {
  color: #ffffff;
}

.lang-btn.active {
  color: var(--hud-green);
  text-shadow: 0 0 10px var(--hud-green-glow);
}

.lang-sep {
  color: rgba(255, 255, 255, 0.2);
  font-size: 0.7rem;
}

.guided-scroll-toggle {
  display: none !important;
}

.sound-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(18, 18, 22, 0.78);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(20px);
  padding: 7px 15px;
  border-radius: 100px;
  font-size: 0.74rem;
  font-family: var(--font-mono);
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition-normal);
  user-select: none;
}

.guided-scroll-toggle:hover,
.sound-toggle:hover {
  border-color: var(--hud-green);
  color: var(--hud-green);
  box-shadow: 0 0 16px var(--hud-green-dim);
}

.guided-scroll-toggle.active {
  background: rgba(0, 255, 102, 0.12);
  border-color: var(--hud-green);
  color: var(--hud-green);
  box-shadow: 0 0 20px rgba(0, 255, 102, 0.2);
}

.mode-pulse {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--hud-green);
  box-shadow: 0 0 8px var(--hud-green);
  animation: pulse 1.6s infinite ease-in-out;
}

.guided-scroll-toggle:not(.active) .mode-pulse {
  background-color: rgba(255, 255, 255, 0.3);
  box-shadow: none;
  animation: none;
}

@media (max-width: 768px), (hover: none) and (pointer: coarse) {
  .guided-scroll-toggle {
    display: none !important;
  }
}

/* ============================================================
   SIDE NAVIGATION PROGRESS INDICATOR
   ============================================================ */
.side-nav-indicators {
  position: fixed;
  right: 28px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 850;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 14px;
}

.side-nav-track {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
  background: rgba(12, 12, 16, 0.6);
  padding: 12px 8px;
  border-radius: 100px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(20px);
}

.side-dot {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 4px;
  cursor: pointer;
  background: transparent;
  border: none;
}

.dot-circle {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.25);
  transition: all 0.3s var(--ease-out-expo);
}

.side-dot:hover .dot-circle {
  background: #ffffff;
  transform: scale(1.3);
}

.side-dot.active .dot-circle {
  width: 10px;
  height: 18px;
  border-radius: 10px;
  background: var(--hud-green);
  box-shadow: 0 0 12px var(--hud-green);
}

.dot-label {
  position: absolute;
  right: calc(100% + 14px);
  background: rgba(10, 10, 14, 0.95);
  border: 1px solid var(--glass-border);
  padding: 5px 12px;
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: #ffffff;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transform: translateX(10px);
  transition: all 0.25s var(--ease-out-expo);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
}

.side-dot:hover .dot-label {
  opacity: 1;
  transform: translateX(0);
}

.side-counter {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--hud-green);
  background: rgba(10, 10, 14, 0.85);
  border: 1px solid rgba(0, 255, 102, 0.25);
  padding: 4px 10px;
  border-radius: 100px;
  letter-spacing: 0.08em;
  margin-right: 2px;
}

@media (max-width: 1024px) {
  .side-nav-indicators {
    display: none;
  }
}

/* ============================================================
   FLOATING ISLAND DOCK NAVIGATION
   ============================================================ */
.floating-dock {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 900;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 8px 12px 8px 18px;
  background: rgba(10, 10, 14, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 100px;
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.15);
  transition: all 0.4s var(--ease-out-expo);
}


.dock-veanix-logo {
  width: 28px;
  height: 28px;
  display: block;
  flex-shrink: 0;
  filter: drop-shadow(0 0 7px rgba(56, 232, 255, 0.6));
  transition: transform 0.3s ease;
}

.dock-brand:hover .dock-veanix-logo {
  filter: drop-shadow(0 0 11px rgba(56, 232, 255, 0.9));
}

.dock-brand .brand-text {
  background: linear-gradient(135deg, #FFFFFF 0%, #38E8FF 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 800;
  letter-spacing: 0.05em;
  font-size: 1.05rem;
  text-transform: uppercase;
  line-height: 1;
}

.dock-brand {
  display: flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-primary);
  text-decoration: none;
}

.dock-brand .sparkle {
  color: var(--hud-green);
  text-shadow: 0 0 8px var(--hud-green-glow);
  font-size: 1.1rem;
}

.dock-divider {
  width: 1px;
  height: 20px;
  background-color: rgba(255, 255, 255, 0.15);
}

.dock-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.dock-link {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

.dock-svg {
  width: 18px;
  height: 18px;
  transition: transform 0.2s ease;
}

.dock-link:hover, .dock-link.active {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.12);
}

.dock-link.active {
  color: var(--hud-green);
}

.dock-link:hover .dock-svg {
  transform: scale(1.15);
}

/* Tooltip */
.dock-link .tooltip {
  position: absolute;
  bottom: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: rgba(10, 10, 14, 0.95);
  border: 1px solid var(--glass-border);
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.72rem;
  color: var(--text-primary);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: all 0.2s ease;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.5);
}

.dock-link:hover .tooltip {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Dock CTA */
.dock-cta {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #ffffff;
  color: #000000;
  padding: 8px 16px;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  transition: var(--transition-normal);
  box-shadow: 0 4px 14px rgba(255, 255, 255, 0.2);
}

.dock-cta:hover {
  background: #f0f0f0;
  transform: scale(1.03);
  box-shadow: 0 6px 20px rgba(255, 255, 255, 0.4);
}

.dock-cta .arrow-icon {
  width: 14px;
  height: 14px;
  transition: transform 0.2s ease;
}

.dock-cta:hover .arrow-icon {
  transform: translateX(3px);
}

/* ============================================================
   SHARED SECTION STYLES & LAYOUT
   ============================================================ */
.page-container {
  width: 100%;
  margin: 0 auto;
}

.section {
  position: relative;
  width: 100%;
  min-height: 100vh;
  padding: 70px 6% 130px 6%;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  scroll-margin-top: 0;
  transition: opacity 0.5s ease, filter 0.5s ease;
  box-sizing: border-box;
}

@media (min-width: 1025px) {
  .section {
    min-height: 100vh;
    height: auto;
    overflow: visible;
    padding: 70px 6% 130px 6%;
  }
}

/* Guided Mode Spotlight Focus */
body.guided-mode .section {
  transition: opacity 0.4s var(--ease-out-expo);
}

body.guided-mode .section:not(.active-section) {
  opacity: 0.55;
}

body.guided-mode .section.active-section {
  opacity: 1;
}

.dark-section {
  background-color: var(--bg-pure-black);
  color: var(--text-primary);
}

.light-section {
  background-color: var(--bg-light-base);
  color: var(--text-light-primary);
}

.section-meta-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 8px;
  padding-right: 320px;
}

.light-meta {
  color: var(--text-light-tertiary);
  border-bottom-color: rgba(0, 0, 0, 0.08);
}

.section-headline-box {
  margin-bottom: 14px;
  max-width: min(880px, calc(100% - 320px));
}

.section-headline {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 1.8vw, 1.85rem);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.02em;
  max-width: min(880px, calc(100% - 320px));
  position: relative;
  color: #ffffff;
  transition: opacity 0.4s ease;
  word-break: keep-all;
  overflow-wrap: normal;
}

.light-section .section-headline {
  color: var(--text-light-primary);
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-family: var(--font-primary);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 13px 32px;
  border-radius: 100px;
  transition: var(--transition-normal);
  text-transform: uppercase;
  white-space: nowrap; /* Ngăn chặn xuống dòng lỗi chữ */
  user-select: none;
}

.btn-primary {
  background: linear-gradient(135deg, #38E8FF 0%, #5B8CFF 100%);
  color: #08090B;
  font-weight: 700;
  box-shadow: 0 4px 25px rgba(56, 232, 255, 0.35);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  transition: left 0.6s ease;
}

.btn-primary:hover::before {
  left: 100%;
}

.btn-primary:hover {
  background-color: #ffffff;
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 35px rgba(255, 255, 255, 0.45), 0 0 15px var(--hud-green-glow);
}

.btn-primary:hover .arrow-icon {
  transform: translateX(4px);
}

.btn-large {
  padding: 15px 44px;
  min-width: 250px;
  font-size: 0.92rem;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* ============================================================
   SECTION 1: HERO (Your Second Layer of Vision)
   ============================================================ */
.hero-section {
  padding: 0;
  position: relative;
  overflow: hidden;
  height: 100vh;
  min-height: 700px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end; /* Ground content nicely without shifting to the top border */
}

.hero-bg-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.88);
}

.hero-vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, transparent 40%, rgba(0, 0, 0, 0.75) 100%),
              linear-gradient(to top, rgba(0,0,0,0.95) 0%, rgba(0,0,0,0.4) 40%, rgba(0,0,0,0.4) 70%, rgba(0,0,0,0.85) 100%);
  pointer-events: none;
  z-index: 2;
}

.hud-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 2;
}

/* ============================================================
   FUTURISTIC HIGH-TECH SECTION 01 ANIMATIONS & HUD OVERLAYS
   ============================================================ */

/* 1. Cybernetic AI Laser Scanner Bar */
.hero-laser-scanner {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 3;
  overflow: hidden;
}

.laser-beam {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, 
    transparent 0%, 
    rgba(56, 232, 255, 0.1) 15%, 
    #38E8FF 50%, 
    #9A6BFF 80%, 
    transparent 100%);
  box-shadow: 
    0 0 12px #38E8FF, 
    0 0 24px rgba(56, 232, 255, 0.7), 
    0 0 50px rgba(154, 107, 255, 0.5);
  animation: heroLaserScan 5.5s cubic-bezier(0.4, 0, 0.6, 1) infinite;
  will-change: top, opacity;
}

.laser-grid-trail {
  position: absolute;
  left: 0;
  right: 0;
  height: 80px;
  background: linear-gradient(to top, rgba(56, 232, 255, 0.12) 0%, transparent 100%);
  animation: heroLaserScanTrail 5.5s cubic-bezier(0.4, 0, 0.6, 1) infinite;
  pointer-events: none;
  will-change: top, opacity;
}

@keyframes heroLaserScan {
  0% { top: 8%; opacity: 0; }
  10% { opacity: 0.95; }
  45% { top: 82%; opacity: 0.95; }
  52% { top: 82%; opacity: 0; }
  55% { top: 82%; opacity: 0.85; }
  90% { top: 12%; opacity: 0.95; }
  100% { top: 8%; opacity: 0; }
}

@keyframes heroLaserScanTrail {
  0% { top: calc(8% - 80px); opacity: 0; }
  10% { opacity: 0.7; }
  45% { top: calc(82% - 80px); opacity: 0.7; }
  52% { top: calc(82% - 80px); opacity: 0; }
  55% { top: calc(82% - 80px); opacity: 0.6; }
  90% { top: calc(12% - 80px); opacity: 0.7; }
  100% { top: calc(8% - 80px); opacity: 0; }
}

/* 2. Floating Holographic Tech Telemetry Chips */
.hero-tech-overlays {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 4;
}

.hero-tech-chip {
  display: none !important; /* Hide bulky telemetry chips to keep Section 01 clean and uncluttered */
}

/* Center Camera Target Reticle (Tâm Ngắm Khóa Mục Tiêu Kính AI) */
.hero-target-reticle {
  position: absolute;
  top: 36%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 220px;
  height: 110px;
  pointer-events: none;
  z-index: 5;
}

.reticle-frame {
  position: relative;
  width: 100%;
  height: 100%;
}

.reticle-corner {
  position: absolute;
  width: 12px;
  height: 12px;
  border-color: rgba(56, 232, 255, 0.45);
  border-style: solid;
}

.reticle-corner.tl { top: 0; left: 0; border-width: 2px 0 0 2px; }
.reticle-corner.tr { top: 0; right: 0; border-width: 2px 2px 0 0; }
.reticle-corner.bl { bottom: 0; left: 0; border-width: 0 0 2px 2px; }
.reticle-corner.br { bottom: 0; right: 0; border-width: 0 2px 2px 0; }

.reticle-crosshair {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 16px;
  height: 16px;
  transform: translate(-50%, -50%);
}

.reticle-crosshair::before,
.reticle-crosshair::after {
  content: '';
  position: absolute;
  background: rgba(56, 232, 255, 0.4);
}

.reticle-crosshair::before {
  top: 7px;
  left: 0;
  width: 16px;
  height: 2px;
}

.reticle-crosshair::after {
  top: 0;
  left: 7px;
  width: 2px;
  height: 16px;
}

.reticle-circle-ring {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 44px;
  height: 44px;
  border: 1px dashed rgba(56, 232, 255, 0.35);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  animation: spinReticle 16s linear infinite;
}

@keyframes spinReticle {
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

.reticle-data {
  position: absolute;
  bottom: -22px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: #38E8FF;
  background: rgba(10, 16, 28, 0.75);
  padding: 3px 10px;
  border-radius: 4px;
  border: 1px solid rgba(56, 232, 255, 0.35);
  white-space: nowrap;
}

/* ============================================================
   HERO MAIN CONTENT & TYPOGRAPHY (RESTORED EXACTLY)
   ============================================================ */
.hero-content {
  position: relative;
  z-index: 10;
  width: 100%;
  padding: 0 6% clamp(80px, 11vh, 110px) 6%;
}

.hero-header-row {
  margin-bottom: clamp(14px, 2vh, 26px);
}

.hero-brand-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  border: none;
  padding: 0;
  margin-bottom: 12px;
  box-shadow: none;
}

.hero-brand-badge .live-eq-visualizer {
  display: none;
}

.badge-text {
  font-family: var(--font-mono);
  font-size: 0.84rem;
  color: rgba(255, 255, 255, 0.85);
  letter-spacing: 0.08em;
  font-weight: 500;
  text-transform: uppercase;
}

.badge-status-tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: #38E8FF;
  background: rgba(56, 232, 255, 0.12);
  border: 1px solid rgba(56, 232, 255, 0.3);
  padding: 2px 8px;
  border-radius: 4px;
  letter-spacing: 0.08em;
  font-weight: 600;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6.4vw, 5.8rem);
  font-weight: 700;
  line-height: 1.03;
  letter-spacing: -0.035em;
  margin-bottom: 0;
  max-width: 950px;
  color: #ffffff;
  text-shadow: 0 8px 30px rgba(0, 0, 0, 0.9);
}

@keyframes heroTitleGleam {
  0% { background-position: 240% 0; }
  100% { background-position: -240% 0; }
}

.hero-bottom-row {
  display: grid;
  grid-template-columns: 1.2fr 1.5fr 1fr;
  align-items: flex-end;
  gap: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 24px;
}

.hero-tagline {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.4;
}

.hero-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
}

.scroll-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
  transition: var(--transition-fast);
}

.scroll-indicator:hover {
  color: var(--hud-green);
}

.scroll-arrow {
  animation: bounceDown 1.8s ease infinite;
}

@keyframes bounceDown {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(4px); }
}

/* ============================================================
   SECTION 2: HOW IT WORKS (One Device. Unlimited Vision)
   ============================================================ */
.how-it-works-section {
  padding-top: 55px;
}

.how-it-works-stage {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 28px;
  align-items: center;
  margin-bottom: 12px;
}

.glasses-viewer {
  position: relative;
  width: 100%;
  background: transparent;
  border: none;
  padding: 0;
  overflow: visible;
  box-shadow: none;
  display: flex;
  align-items: center;
  justify-content: center;
}

.glasses-image-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 964 / 250;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
}

.step-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.45s ease, transform 0.45s ease;
  transform: scale(0.98);
}

.step-image.active {
  opacity: 1;
  transform: scale(1);
}

/* Step Callout */
.step-callout-indicator {
  display: none !important;
  position: absolute;
  top: 45%;
  right: 18%;
  pointer-events: none;
  transition: all 0.5s ease;
}

.pointer-node {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--hud-green);
  box-shadow: 0 0 15px var(--hud-green);
}

.steps-controller {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.step-card {
  padding: 12px 16px;
  background: rgba(18, 18, 22, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 12px;
  cursor: pointer;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.step-card:hover {
  background: rgba(25, 25, 32, 0.7);
  border-color: rgba(255, 255, 255, 0.15);
}

.step-card.active {
  background: rgba(22, 22, 28, 0.9);
  border-color: var(--hud-green);
  box-shadow: 0 8px 24px rgba(0, 255, 102, 0.08);
}

.step-number {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--text-tertiary);
  margin-bottom: 2px;
  text-transform: uppercase;
}

.step-card.active .step-number {
  color: var(--hud-green);
}

.step-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.step-text {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.step-progress-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: rgba(255, 255, 255, 0.05);
}

.step-card.active .step-progress-bar .fill {
  width: 100%;
  height: 100%;
  background: var(--hud-green);
  animation: progressFill 6s linear forwards;
}

@keyframes progressFill {
  0% { width: 0%; }
  100% { width: 100%; }
}

.how-it-works-footer-note {
  max-width: 650px;
  font-size: 0.8rem;
  color: var(--text-tertiary);
  line-height: 1.4;
  margin-top: 4px;
}

/* ============================================================
   SECTION 3: WHAT CAN VEANIX DO? (Light Theme)
   ============================================================ */
.features-section {
  position: relative;
  background-color: var(--bg-light-base);
  color: var(--text-light-primary);
  padding: 70px 6% 130px 6%;
}

.kinetic-text-wrapper {
  margin-bottom: 12px;
  max-width: min(880px, calc(100% - 320px));
}

.kinetic-headline {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 1.8vw, 1.85rem);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.025em;
  color: var(--text-light-primary);
  max-width: 100%;
  word-break: keep-all;
  overflow-wrap: normal;
}

.highlight-text {
  display: inline-block;
  margin-left: 0.38em;
  color: #000;
  font-weight: 700;
  text-decoration: underline;
  text-decoration-color: #00bb4e;
  text-underline-offset: 6px;
  transition: all 0.3s ease;
}

.model-showcase-container {
  position: relative;
  width: 100%;
  max-width: 980px;
  margin: 10px auto 0 auto;
}

.model-visual-wrapper {
  position: relative;
  width: 100%;
  height: 480px;
  max-height: min(62vh, 500px);
  border-radius: 28px;
  overflow: hidden;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.09), 0 1px 2px rgba(0, 0, 0, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f0f1f4;
  user-select: none;
}

.model-img {
  position: absolute;
  inset: -4%;
  width: 108%;
  height: 108%;
  object-fit: cover;
  object-position: 14% 36%;
  display: block;
  z-index: 1;
  animation: modelKenBurns 24s ease-in-out infinite alternate;
  will-change: transform;
}

@keyframes modelKenBurns {
  0% {
    transform: scale(1) translate(0, 0);
  }
  50% {
    transform: scale(1.04) translate(-10px, -6px);
  }
  100% {
    transform: scale(1.02) translate(-4px, -2px);
  }
}

/* Glassmorphism gradient overlay to protect contrast of the text cards */
.model-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(248, 249, 252, 0.05) 0%, rgba(248, 249, 252, 0.22) 36%, rgba(248, 249, 252, 0.68) 64%, rgba(248, 249, 252, 0.88) 100%);
  z-index: 3;
  pointer-events: none;
}

/* Natural Sunlight Shimmer Sweep */
.model-light-shimmer {
  position: absolute;
  top: -50%;
  left: -60%;
  width: 60%;
  height: 200%;
  background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.45) 50%, transparent 100%);
  transform: rotate(25deg);
  z-index: 2;
  pointer-events: none;
  animation: sunlightSweep 12s ease-in-out infinite;
}

@keyframes sunlightSweep {
  0% {
    transform: translateX(-100%) rotate(25deg);
    opacity: 0;
  }
  15% {
    opacity: 0.7;
  }
  35% {
    transform: translateX(450%) rotate(25deg);
    opacity: 0;
  }
  100% {
    transform: translateX(450%) rotate(25deg);
    opacity: 0;
  }
}

/* Soundwaves Emitting from Smart Glasses Temple */
.model-sound-waves {
  position: absolute;
  left: 27%;
  top: 35%;
  width: 70px;
  height: 70px;
  transform: translate(-50%, -50%);
  z-index: 4;
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
}

.wave-ring {
  position: absolute;
  border-radius: 50%;
  border: 1.5px solid rgba(0, 200, 83, 0.5);
  box-shadow: 0 0 12px rgba(0, 200, 83, 0.25);
  animation: waveExpand 3.6s cubic-bezier(0.1, 0.7, 0.1, 1) infinite;
}

.wave-ring.wr-1 {
  width: 28px;
  height: 28px;
  animation-delay: 0s;
}

.wave-ring.wr-2 {
  width: 46px;
  height: 46px;
  animation-delay: 1.2s;
  border-color: rgba(56, 232, 255, 0.45);
}

.wave-ring.wr-3 {
  width: 66px;
  height: 66px;
  animation-delay: 2.4s;
  border-color: rgba(0, 200, 83, 0.35);
}

@keyframes waveExpand {
  0% {
    transform: scale(0.5);
    opacity: 0.8;
  }
  60% {
    opacity: 0.4;
  }
  100% {
    transform: scale(2.2);
    opacity: 0;
  }
}

/* Micro Audio Equalizer bars floating near temple */
.audio-eq-bars {
  position: absolute;
  top: -12px;
  right: -8px;
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 16px;
  padding: 3px 6px;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(0, 200, 83, 0.3);
  border-radius: 20px;
  backdrop-filter: blur(8px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.audio-eq-bars span {
  width: 2.5px;
  background: #00c853;
  border-radius: 2px;
  animation: eqBounce 1.2s ease-in-out infinite alternate;
}

.audio-eq-bars span:nth-child(1) { height: 6px; animation-delay: 0.1s; }
.audio-eq-bars span:nth-child(2) { height: 12px; animation-delay: 0.35s; }
.audio-eq-bars span:nth-child(3) { height: 8px; animation-delay: 0.2s; }
.audio-eq-bars span:nth-child(4) { height: 14px; animation-delay: 0.5s; }

@keyframes eqBounce {
  0% { height: 3px; }
  50% { height: 13px; }
  100% { height: 5px; }
}

/* Ambient Floating Luminous Motes */
.model-floating-particles {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  overflow: hidden;
}

.p-dot {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.95) 0%, rgba(56, 232, 255, 0.6) 60%, transparent 100%);
  filter: blur(0.5px);
  animation: moteDrift 8s ease-in-out infinite;
}

.p-1 { width: 6px; height: 6px; left: 42%; top: 60%; animation-delay: 0s; animation-duration: 9s; }
.p-2 { width: 8px; height: 8px; left: 35%; top: 30%; animation-delay: 2s; animation-duration: 11s; }
.p-3 { width: 5px; height: 5px; left: 55%; top: 75%; animation-delay: 3.5s; animation-duration: 8s; }
.p-4 { width: 7px; height: 7px; left: 70%; top: 40%; animation-delay: 1s; animation-duration: 12s; }

@keyframes moteDrift {
  0% {
    transform: translateY(0) translateX(0);
    opacity: 0;
  }
  30% {
    opacity: 0.7;
  }
  70% {
    opacity: 0.7;
  }
  100% {
    transform: translateY(-60px) translateX(15px);
    opacity: 0;
  }
}

/* Ambient Aura behind the 3D Wheel Stage */
.wheel-ambient-aura {
  position: absolute;
  right: 14%;
  top: 50%;
  transform: translateY(-50%);
  width: 380px;
  height: 380px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 200, 83, 0.22) 0%, rgba(56, 232, 255, 0.12) 40%, transparent 70%);
  filter: blur(35px);
  z-index: 2;
  pointer-events: none;
  transition: background 0.7s ease, transform 0.6s ease;
  animation: auraBreath 7s ease-in-out infinite alternate;
}

@keyframes auraBreath {
  0% {
    transform: translateY(-50%) scale(0.92);
    opacity: 0.7;
  }
  100% {
    transform: translateY(-50%) scale(1.1);
    opacity: 1;
  }
}

/* ============================================================
   CENTERED VERTICAL CIRCULAR 3D WHEEL CAROUSEL (SECTION 3)
   ============================================================ */
.features-wheel-stage {
  position: relative;
  z-index: 5;
  width: 100%;
  max-width: 440px;
  height: 390px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  perspective: 1100px;
  perspective-origin: 50% 50%;
  user-select: none;
}

@media (min-width: 860px) {
  .features-wheel-stage {
    margin-left: auto;
    margin-right: 50px;
  }
}

.features-wheel-track {
  position: relative;
  width: 100%;
  height: 250px;
  display: flex;
  align-items: center;
  justify-content: center;
  transform-style: preserve-3d;
}

.feature-wheel-card {
  position: absolute;
  width: min(370px, 88%);
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  padding: 15px 18px;
  border-radius: 18px;
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.09), 0 1px 2px rgba(0, 0, 0, 0.04);
  cursor: pointer;
  transform-origin: center center;
  transition: transform 0.52s cubic-bezier(0.2, 0.9, 0.3, 1), opacity 0.52s ease, filter 0.52s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  will-change: transform, opacity;
}

.feature-wheel-card.active {
  border-color: #00c853;
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.16), 0 0 0 1px rgba(0, 200, 83, 0.35);
}

.feature-wheel-card:hover {
  border-color: #00bb4e;
}

.spatial-card-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.spatial-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #ff5500;
  flex-shrink: 0;
}

.spatial-dot.green { background: #00c853; }
.spatial-dot.blue { background: #0091ea; }
.spatial-dot.purple { background: #9a6bff; }

.feature-wheel-card h4 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-light-primary);
  margin: 0;
}

.feature-wheel-card p {
  font-size: 0.8rem;
  line-height: 1.42;
  color: var(--text-light-secondary);
  margin-bottom: 8px;
}

.spatial-card-badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-light-tertiary);
  background: rgba(0, 0, 0, 0.05);
  padding: 2px 8px;
  border-radius: 6px;
  display: inline-block;
}

/* Up / Down Wheel Nav Buttons */
.wheel-nav-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-light-primary);
  cursor: pointer;
  transition: all 0.25s var(--ease-out-expo);
  z-index: 15;
}

.wheel-nav-btn:hover {
  transform: scale(1.15);
  background: #ffffff;
  color: #00c853;
  box-shadow: 0 6px 18px rgba(0, 200, 83, 0.25);
}

.wheel-prev-btn {
  margin-bottom: 6px;
}

.wheel-next-btn {
  margin-top: 6px;
}

/* Circular Pagination Dots on Side */
.wheel-dots {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 7px;
  z-index: 15;
}

.wheel-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.18);
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.2, 0.9, 0.3, 1);
}

.wheel-dot:hover {
  background: rgba(0, 0, 0, 0.4);
  transform: scale(1.2);
}

.wheel-dot.active {
  height: 18px;
  border-radius: 10px;
  background: #00c853;
  box-shadow: 0 0 8px rgba(0, 200, 83, 0.5);
}

/* ============================================================
   SECTION 4: DESIGN BY VEANIX (Dark Theme)
   ============================================================ */
.design-section {
  padding-top: 70px;
  padding-bottom: 130px;
}

.design-hero-text {
  margin-bottom: 16px;
  width: 100%;
  max-width: 100%;
}

.design-hero-flex {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 20px;
  flex-wrap: wrap;
}

.design-section .section-headline {
  max-width: 820px;
  font-size: clamp(1.15rem, 1.55vw, 1.6rem);
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
}

.design-model-switcher {
  display: inline-flex;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 100px;
  padding: 4px;
  gap: 6px;
  backdrop-filter: blur(12px);
  flex-shrink: 0;
}

.design-switch-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  border-radius: 100px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-tertiary);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.25s ease;
}

.design-switch-btn .switch-pill {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
  letter-spacing: 0.05em;
}

.design-switch-btn:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.08);
}

.design-switch-btn.active {
  background: rgba(56, 232, 255, 0.15);
  color: #ffffff;
  border-color: rgba(56, 232, 255, 0.4);
  box-shadow: 0 0 16px rgba(56, 232, 255, 0.2);
}

.design-switch-btn.active .switch-pill {
  background: #38E8FF;
  color: #000000;
  font-weight: 700;
}

.design-render-showcase {
  position: relative;
  width: 100%;
  max-width: 980px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
}

.tilt-card {
  position: relative;
  width: 100%;
  max-width: min(880px, calc(min(50vh, 440px) * 1024 / 572));
  aspect-ratio: 1024 / 572;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.75), 0 0 0 1px rgba(255, 255, 255, 0.08);
  transition: transform 0.2s ease-out;
  background: #18191d;
}

.design-render-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: none;
  opacity: 0;
  transform: scale(0.98);
  transition: opacity 0.45s ease, transform 0.45s ease;
}

.design-render-img.active {
  display: block;
  opacity: 1;
  transform: scale(1);
}

.render-specs-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.render-specs-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.spec-pin {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(14, 14, 18, 0.75);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--text-primary);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
  pointer-events: none;
}

.pulse-ring {
  width: 8px;
  height: 8px;
  background: var(--hud-green);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--hud-green);
}

.pin-1 { top: 30%; left: 15%; }
.pin-2 { top: 48%; right: 20%; }
.pin-3 { bottom: 25%; left: 35%; }

/* ============================================================
   SECTION 5: THE VEANIX A-SERIES LINEUP (A01 & A02)
   ============================================================ */
.colors-section {
  min-height: 100vh;
  padding: 30px 6% 95px 6%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 100%;
  box-sizing: border-box;
  position: relative;
}

@media (max-height: 700px) {
  .colors-section {
    min-height: 100vh;
    padding-top: 20px;
    padding-bottom: 110px;
    justify-content: flex-start;
  }
}

.colors-container {
  background: var(--bg-light-surface);
  border-radius: 20px;
  padding: 14px 24px 12px 24px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.05);
  width: 100%;
  max-width: 900px;
  margin: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.colors-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-bottom: 4px;
  width: 100%;
}

.lineup-eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #00873a;
  background: rgba(0, 200, 83, 0.08);
  border: 1px solid rgba(0, 200, 83, 0.25);
  padding: 2px 10px;
  border-radius: 100px;
  margin-bottom: 3px;
}

.colors-title {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 1.6vw, 1.5rem);
  font-weight: 600;
  margin-bottom: 2px;
}

.colors-subtitle {
  font-size: 0.78rem;
  color: var(--text-light-secondary);
  margin: 0 auto 6px auto;
  max-width: 540px;
  text-align: center;
  text-wrap: balance;
}

/* Prominent Model Segmented Control */
.model-segmented-control {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  width: 100%;
  max-width: 740px;
  margin: 2px auto 6px auto;
}

.model-nav-tab {
  position: relative;
  padding: 7px 14px;
  background: #ffffff;
  border: 2px solid rgba(0, 0, 0, 0.08);
  border-radius: 12px;
  text-align: left;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 3px 12px rgba(0, 0, 0, 0.03);
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.model-nav-tab:hover {
  border-color: rgba(0, 0, 0, 0.25);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.07);
}

.model-nav-tab.active {
  border-color: #000000;
  background: #ffffff;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
}

.model-nav-tab.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 15%;
  right: 15%;
  height: 3px;
  background: #000000;
  border-radius: 3px 3px 0 0;
}

.tab-badge {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 1px 6px;
  border-radius: 4px;
  background: rgba(0, 200, 83, 0.12);
  color: #00873a;
  margin-bottom: 1px;
}

.tab-badge.badge-pro {
  background: rgba(154, 107, 255, 0.15);
  color: #6220cc;
}

.tab-headline {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: #111111;
  line-height: 1.2;
}

.tab-price {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  font-weight: 700;
  color: #000000;
}

.tab-desc {
  font-size: 0.68rem;
  color: var(--text-light-secondary);
  line-height: 1.25;
  margin-top: 0;
}

/* Secondary Sub-Controls Bar */
.lineup-sub-controls {
  width: 100%;
  max-width: 740px;
  margin: 0 auto 3px auto;
  display: flex;
  justify-content: center;
}

.sub-controls-group {
  display: none;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 6px 16px;
  background: var(--bg-light-card);
  padding: 4px 14px;
  border-radius: 10px;
  border: 1px solid rgba(0, 0, 0, 0.06);
  width: 100%;
}

.sub-controls-group.active {
  display: flex;
  animation: fadeInSub 0.3s ease;
}

@keyframes fadeInSub {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.control-block {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}

.control-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-light-tertiary);
}

.color-swatches-row,
.angle-buttons-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  flex-wrap: wrap;
}

.color-swatch-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: 100px;
  border: 1px solid rgba(0, 0, 0, 0.12);
  background: #ffffff;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-light-primary);
  cursor: pointer;
  transition: all 0.2s ease;
}

.color-swatch-btn:hover {
  border-color: rgba(0, 0, 0, 0.3);
}

.color-swatch-btn.active {
  border-color: #000000;
  background: #000000;
  color: #ffffff;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

.color-swatch-btn.active .color-dot {
  border-color: #ffffff;
}

.color-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.15);
}

.dot-graphite { background-color: #1a1a1a; }
.dot-pearl { background-color: #f5f5f5; }

.angle-btn {
  padding: 5px 11px;
  border-radius: 8px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  background: #ffffff;
  font-size: 0.73rem;
  font-weight: 500;
  color: var(--text-light-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
}

.angle-btn:hover {
  border-color: rgba(0, 0, 0, 0.25);
  color: #000000;
}

.angle-btn.active {
  border-color: #000000;
  background: #000000;
  color: #ffffff;
  font-weight: 600;
}

/* Display Stage */
.color-display-stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  margin: 0 auto;
}

.color-glasses-wrapper {
  position: relative;
  width: 100%;
  max-width: 520px;
  min-height: 110px;
  height: clamp(110px, 14vh, 148px);
  max-height: 148px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 2px auto 4px auto;
}

.stage-product-img {
  position: absolute;
  max-width: 85%;
  max-height: 92%;
  object-fit: contain;
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 0.35s cubic-bezier(0.16, 1, 0.3, 1), transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
  display: none;
  margin: 0 auto;
  filter: drop-shadow(0 12px 20px rgba(0, 0, 0, 0.12));
  border-radius: 12px;
}

.stage-product-img.active {
  display: block;
  opacity: 1;
  transform: scale(1);
  pointer-events: auto;
}

.active-item-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  padding: 2px 12px;
  border-radius: 100px;
  margin: 0 auto 5px auto;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
}

.active-item-badge .item-name {
  font-weight: 700;
  color: #000000;
}

.active-item-badge .item-angle {
  color: var(--text-light-secondary);
}

.color-specs-marquee-container {
  width: 100%;
  max-width: 860px;
  margin: 2px auto 6px auto;
  overflow: hidden;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 3px 0;
  mask-image: linear-gradient(to right, transparent 0%, black 5%, black 95%, transparent 100%);
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 5%, black 95%, transparent 100%);
}

.color-specs-marquee-track {
  display: flex;
  align-items: center;
  gap: 10px;
  width: max-content;
  flex-wrap: nowrap;
  will-change: transform;
}

.color-specs-marquee-container.is-scrolling .color-specs-marquee-track {
  animation: continuousPillMarquee 22s linear infinite;
}

.color-specs-marquee-container:hover .color-specs-marquee-track {
  animation-play-state: paused;
}

@keyframes continuousPillMarquee {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(calc(-50% - 5px));
  }
}

.color-specs-pills,
.color-specs-pills-clone {
  display: flex;
  flex-wrap: nowrap !important; /* Luôn giữ tối đa 1 dòng */
  white-space: nowrap !important;
  gap: 8px;
  align-items: center;
  flex-shrink: 0;
}

.pill {
  font-family: var(--font-mono);
  font-size: 0.71rem;
  background: var(--bg-light-card);
  color: var(--text-light-secondary);
  padding: 4px 12px;
  border-radius: 100px;
  white-space: nowrap;
  flex-shrink: 0;
  border: 1px solid rgba(0, 0, 0, 0.06);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.03);
}

.pill-action {
  background: #000000;
  color: #ffffff;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
  white-space: nowrap;
  flex-shrink: 0;
  border: 1px solid #000000;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  padding: 4px 14px;
  font-size: 0.71rem;
}

.pill-action:hover {
  background: #222222;
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.25);
}

/* ============================================================
   SECTION 6: BENTO GRID INNOVATIONS
   ============================================================ */
.bento-section {
  padding: 55px 6% 130px 6%;
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 14px;
}

.bento-card {
  position: relative;
  background: var(--bg-dark-card);
  border: 1px solid var(--glass-border);
  border-radius: 18px;
  overflow: hidden;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 250px;
}

.bento-card:hover {
  border-color: rgba(56, 232, 255, 0.4);
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.5), 0 0 20px rgba(56, 232, 255, 0.15);
}

.bento-touch {
  grid-column: span 6;
  min-height: 260px;
}

.bento-discrete {
  grid-column: span 6;
  min-height: 260px;
}

.bento-featherlight {
  grid-column: span 4;
  min-height: 240px;
}

.bento-lens {
  grid-column: span 4;
  min-height: 240px;
}

.bento-unisex {
  grid-column: span 4;
  min-height: 240px;
}

.bento-media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  max-height: none;
  overflow: hidden;
  z-index: 1;
}

.bento-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease-out-expo);
}

.bento-media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.18) 45%, rgba(0, 0, 0, 0.58) 100%);
  pointer-events: none;
}

.bento-card:hover .bento-media img {
  transform: scale(1.05);
}

.bento-info {
  position: relative;
  z-index: 2;
  padding: 16px 20px 18px 20px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  background: linear-gradient(to top, rgba(6, 8, 14, 0.72) 0%, rgba(6, 8, 14, 0.45) 60%, rgba(6, 8, 14, 0.08) 90%, transparent 100%);
  backdrop-filter: blur(7px);
  -webkit-backdrop-filter: blur(7px);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.bento-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 5px;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.95);
}

.bento-desc {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.92);
  line-height: 1.42;
  margin-bottom: 8px;
  text-shadow: 0 1px 6px rgba(0, 0, 0, 0.95);
}

/* Touch Bar Slider Demo */
.interactive-slider-demo {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 8px 12px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.slider-label {
  font-size: 0.7rem;
  font-family: var(--font-mono);
  color: var(--text-tertiary);
  white-space: nowrap;
}

.hud-slider {
  flex: 1;
  accent-color: var(--hud-green);
  cursor: pointer;
}

.slider-val {
  font-size: 0.74rem;
  font-family: var(--font-mono);
  color: var(--hud-green);
  min-width: 70px;
  text-align: right;
  white-space: nowrap;
  flex-shrink: 0;
}

/* ============================================================
   SECTION 7: USE CASES (Your AI advantage, anywhere)
   ============================================================ */
.usecases-section {
  padding: 55px 6% 130px 6%;
}

.usecases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.usecase-card {
  position: relative;
  background: var(--bg-dark-card);
  border: 1px solid var(--glass-border);
  border-radius: 18px;
  overflow: hidden;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 280px;
}

.usecase-card:hover {
  border-color: var(--hud-green);
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.5), 0 0 20px rgba(0, 255, 102, 0.15);
}

.usecase-media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  max-height: none;
  overflow: hidden;
  z-index: 1;
}

.usecase-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease-out-expo);
}

.usecase-media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.18) 45%, rgba(0, 0, 0, 0.58) 100%);
  pointer-events: none;
}

.usecase-card:hover .usecase-media img {
  transform: scale(1.05);
}

.usecase-hud-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  right: auto;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--hud-green);
  background: rgba(6, 8, 14, 0.82);
  border: 1px solid rgba(0, 255, 102, 0.4);
  padding: 4px 10px;
  border-radius: 6px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2;
  letter-spacing: 0.04em;
}

.usecase-body {
  position: relative;
  z-index: 2;
  padding: 16px 20px 18px 20px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  background: linear-gradient(to top, rgba(6, 8, 14, 0.72) 0%, rgba(6, 8, 14, 0.45) 60%, rgba(6, 8, 14, 0.08) 90%, transparent 100%);
  backdrop-filter: blur(7px);
  -webkit-backdrop-filter: blur(7px);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  width: 100%;
}

.usecase-card-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 5px;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.95);
}

.usecase-card-desc {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.92);
  line-height: 1.42;
  text-shadow: 0 1px 6px rgba(0, 0, 0, 0.95);
}

/* ============================================================
   SECTION 8: TECH SPECS (Blueprint & Frosted Glass Table)
   ============================================================ */
.tech-specs-section {
  position: relative;
  padding: 55px 6% 130px 6%;
  overflow: hidden;
  background-color: var(--bg-pure-black);
}

.specs-bg-wrapper {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.specs-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
  filter: contrast(1.1);
}

.specs-backdrop-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, var(--bg-pure-black) 0%, rgba(6, 6, 8, 0.85) 50%, var(--bg-pure-black) 100%);
}

.specs-content-container {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}

.frosted-specs-card {
  background: rgba(14, 14, 18, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 20px;
  backdrop-filter: blur(35px) saturate(180%);
  padding: 20px 28px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.7);
  max-height: 64vh;
}

.specs-card-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 8px;
  margin-bottom: 12px;
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--hud-green);
  letter-spacing: 0.08em;
}

.pulse-dot-green {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--hud-green);
  box-shadow: 0 0 8px var(--hud-green);
}

.specs-export-badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-tertiary);
  letter-spacing: 0.1em;
}

.specs-matrix-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px 18px;
  margin-bottom: 12px;
}

.spec-cell {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.spec-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
  text-transform: uppercase;
}

.spec-val {
  font-family: var(--font-display);
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--text-primary);
}

.specs-disclaimer {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-tertiary);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 8px;
}

/* ============================================================
   SECTION 9: CALL TO ACTION & FOOTER
   ============================================================ */
.cta-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(24px, 3.5vh, 44px) 5% clamp(75px, 10vh, 100px) 5%;
  box-sizing: border-box;
}

.cta-bg-wrapper {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.cta-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.65);
}

.cta-dark-gradient {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(10, 10, 14, 0.3) 20%, rgba(0, 0, 0, 0.95) 75%),
              linear-gradient(to bottom, transparent 35%, rgba(0, 0, 0, 0.95) 65%, #000000 100%),
              linear-gradient(to top, #000000 35%, transparent 70%);
}

.cta-content {
  position: relative;
  z-index: 2;
  max-width: 860px;
  margin: auto auto 15px auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: clamp(15px, 2.5vh, 35px);
}

.cta-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.2vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin-bottom: 12px;
  background: linear-gradient(135deg, #ffffff 40%, #00ff66 120%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  transition: all 0.4s ease;
  position: relative;
  cursor: default;
  text-align: center;
  max-width: 95%;
}

.cta-title:hover {
  filter: drop-shadow(0 0 30px rgba(0, 255, 102, 0.5));
  transform: scale(1.02);
}

.cta-desc {
  font-size: clamp(0.92rem, 1.2vw, 1.05rem);
  color: var(--text-secondary);
  margin-bottom: 20px;
  max-width: 580px;
  line-height: 1.5;
  transition: all 0.3s ease;
}

.cta-desc:hover {
  color: #ffffff;
  text-shadow: 0 0 12px rgba(255, 255, 255, 0.3);
}

/* Nút Pre-Order Elongated Capsule (Thon dài 1 dòng, không bị gãy dòng) */
#footerPreOrderBtn {
  display: inline-flex !important;
  flex-direction: row !important;
  align-items: center !important;
  justify-content: center !important;
  white-space: nowrap !important;
  min-width: 270px !important;
  padding: 14px 44px !important;
  font-size: 0.9rem !important;
  font-weight: 600 !important;
  letter-spacing: 0.08em !important;
  border-radius: 9999px !important;
  background: #ffffff !important;
  color: #000000 !important;
  border: 1px solid rgba(255, 255, 255, 0.8) !important;
  box-shadow: 0 4px 24px rgba(255, 255, 255, 0.25), 0 0 40px rgba(255, 255, 255, 0.1) !important;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1) !important;
  text-decoration: none !important;
  cursor: pointer !important;
}

#footerPreOrderBtn span {
  white-space: nowrap !important;
  display: inline-block !important;
}

#footerPreOrderBtn .arrow-icon {
  margin-left: 10px !important;
  width: 16px !important;
  height: 16px !important;
  transition: transform 0.3s ease !important;
}

#footerPreOrderBtn:hover {
  background: #00ff66 !important;
  color: #000000 !important;
  border-color: #00ff66 !important;
  box-shadow: 0 6px 30px rgba(0, 255, 102, 0.45), 0 0 60px rgba(0, 255, 102, 0.2) !important;
  transform: translateY(-2px) scale(1.02) !important;
}

#footerPreOrderBtn:hover .arrow-icon {
  transform: translateX(5px) !important;
}

.site-footer {
  position: relative;
  z-index: 2;
  width: 100%;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 22px;
  padding-bottom: clamp(65px, 8vh, 85px); /* Đệm cách xa thanh điều hướng nổi */
  padding-left: clamp(16px, 3vw, 36px);
  padding-right: clamp(65px, 6vw, 100px); /* Vùng an toàn tránh bộ đếm trang 11 / 11 bên phải */
  margin-top: 20px;
  box-sizing: border-box;
}

.footer-links-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: clamp(12px, 2vw, 28px);
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.footer-link {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  color: var(--text-secondary);
  transition: all 0.3s var(--ease-out-expo);
  position: relative;
  padding: 6px 12px;
  border-radius: 6px;
  text-decoration: none;
}

.footer-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0%;
  height: 1.5px;
  background-color: var(--hud-green);
  transition: width 0.3s var(--ease-out-expo);
  box-shadow: 0 0 8px var(--hud-green);
}

.footer-link:hover {
  color: var(--hud-green);
  text-shadow: 0 0 10px rgba(0, 255, 102, 0.6);
  background: rgba(0, 255, 102, 0.08);
  transform: translateY(-2px);
}

.footer-link:hover::after {
  width: 80%;
}

.footer-bottom-row {
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
  gap: 16px;
  flex-wrap: wrap;
  width: 100%;
}

.footer-copyright {
  text-align: center;
  width: 100%;
}

/* ============================================================
   PRE-ORDER MODAL & CONFIGURATOR
   ============================================================ */
.preorder-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(20px);
  z-index: 9990;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.preorder-modal-backdrop.open,
.preorder-modal-backdrop.active {
  display: flex;
  opacity: 1;
}

.preorder-modal {
  position: relative;
  background: #111116;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 28px;
  width: 100%;
  max-width: 620px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 36px;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.8);
}

.modal-close-btn {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: var(--transition-fast);
}

.modal-close-btn:hover {
  background: rgba(255, 255, 255, 0.2);
}

.modal-header {
  margin-bottom: 28px;
}

.modal-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--hud-green);
  background: rgba(0, 255, 102, 0.12);
  border: 1px solid rgba(0, 255, 102, 0.3);
  padding: 4px 10px;
  border-radius: 100px;
  display: inline-block;
  margin-bottom: 12px;
}

.modal-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.modal-subtitle {
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.config-group {
  margin-bottom: 24px;
}

.config-label {
  display: block;
  font-size: 0.82rem;
  font-family: var(--font-mono);
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 12px;
}

.config-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 12px;
}

.config-options.two-cols {
  grid-template-columns: 1fr 1fr;
}

.config-radio-card {
  position: relative;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  padding: 14px;
  cursor: pointer;
  transition: var(--transition-fast);
}

.config-radio-card input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.config-radio-card.active,
.config-radio-card:has(input:checked) {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--hud-green);
  box-shadow: 0 0 15px rgba(0, 255, 102, 0.15);
}

.radio-content {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.radio-color-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  margin-bottom: 4px;
}

.radio-content strong {
  font-size: 0.9rem;
  font-weight: 600;
}

.radio-content small {
  font-size: 0.72rem;
  color: var(--text-tertiary);
}

.form-inputs-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  color: #ffffff;
  font-family: inherit;
  font-size: 0.9rem;
  outline: none;
  transition: var(--transition-fast);
}

.form-input:focus {
  border-color: var(--hud-green);
  background: rgba(255, 255, 255, 0.09);
}

.preorder-summary-box {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  padding: 18px;
  margin-bottom: 24px;
}

.summary-line {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
  font-size: 0.95rem;
}

.summary-line.text-muted {
  font-size: 0.85rem;
  color: var(--text-tertiary);
}

.summary-note {
  font-size: 0.75rem;
  color: var(--hud-green);
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px dashed rgba(255, 255, 255, 0.1);
}

.submit-order-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  margin-top: 18px;
}

.btn-submit-order {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: auto;
  min-width: 240px;
  max-width: 320px;
  padding: 13px 28px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  border-radius: 100px;
  cursor: pointer;
  box-shadow: 0 4px 18px rgba(56, 232, 255, 0.35);
  transition: all 0.25s ease;
  margin: 0 auto;
}

.btn-submit-order:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(56, 232, 255, 0.5);
}

.btn-submit-order .arrow-icon,
.arrow-icon {
  width: 16px !important;
  height: 16px !important;
  min-width: 16px !important;
  min-height: 16px !important;
  max-width: 16px !important;
  max-height: 16px !important;
  flex-shrink: 0;
  display: inline-block;
  vertical-align: middle;
}


/* Confirmation View */
.order-confirmation {
  text-align: center;
  padding: 20px 0;
}

.confirmation-icon {
  font-size: 3rem;
  color: var(--hud-green);
  margin-bottom: 16px;
  animation: pulse 2s infinite;
}

.conf-title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  margin-bottom: 10px;
}

.conf-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.order-id-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--hud-green);
  background: rgba(0, 255, 102, 0.1);
  border: 1px solid var(--hud-green);
  padding: 12px 28px;
  border-radius: 12px;
  margin-bottom: 24px;
}

.conf-details {
  font-size: 0.88rem;
  color: var(--text-tertiary);
  margin-bottom: 20px;
}

.conf-email-note {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

/* Toast Notification */
.toast-notification {
  position: fixed;
  bottom: 90px;
  right: 28px;
  background: rgba(14, 14, 18, 0.92);
  border: 1px solid var(--hud-green);
  color: #ffffff;
  padding: 12px 20px;
  border-radius: 12px;
  font-size: 0.85rem;
  font-family: var(--font-mono);
  z-index: 9999;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  transform: translateY(20px);
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s var(--ease-out-expo);
}

.toast-notification.show {
  transform: translateY(0);
  opacity: 1;
}

/* ============================================================
   WARRANTY & RETURN POLICY MODAL (CHÍNH SÁCH BẢO HÀNH & ĐỔI TRẢ)
   ============================================================ */
.policy-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 6, 12, 0.88);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  z-index: 9995;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.policy-modal-backdrop.active,
.policy-modal-backdrop.open {
  display: flex;
  opacity: 1;
}

.policy-modal {
  position: relative;
  background: #0d111a;
  border: 1px solid rgba(56, 232, 255, 0.28);
  border-radius: 24px;
  width: 100%;
  max-width: 760px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 36px 36px 40px 36px;
  box-shadow: 0 25px 80px rgba(0, 0, 0, 0.85), inset 0 0 25px rgba(56, 232, 255, 0.06);
  color: var(--text-primary);
  animation: modalPopIn 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalPopIn {
  from { transform: scale(0.95) translateY(12px); opacity: 0; }
  to { transform: scale(1) translateY(0); opacity: 1; }
}

.policy-modal .modal-header {
  margin-bottom: 22px;
}

.policy-modal .modal-badge {
  color: #38E8FF;
  background: rgba(56, 232, 255, 0.12);
  border-color: rgba(56, 232, 255, 0.35);
}

.policy-modal .modal-title {
  font-size: 1.85rem;
  margin-bottom: 8px;
  background: linear-gradient(135deg, #ffffff 40%, #a5b4fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.policy-modal .modal-subtitle {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* 3 Stats Grid */
.policy-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 24px;
}

.policy-stat-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  padding: 14px 16px;
  text-align: center;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.policy-stat-card:hover {
  transform: translateY(-2px);
  border-color: rgba(56, 232, 255, 0.4);
}

.policy-stat-card.highlight-cyan {
  background: rgba(56, 232, 255, 0.08);
  border-color: rgba(56, 232, 255, 0.3);
}

.policy-stat-card .stat-number {
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 700;
  color: #38E8FF;
  margin-bottom: 4px;
}

.policy-stat-card .stat-label {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

/* Tabs Navigation */
.policy-tabs-nav {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  margin-bottom: 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  scrollbar-width: none;
}

.policy-tabs-nav::-webkit-scrollbar {
  display: none;
}

.policy-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-family: var(--font-body);
  font-weight: 500;
  white-space: nowrap;
  cursor: pointer;
  transition: all 0.2s ease;
}

.policy-tab-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.policy-tab-btn.active {
  background: rgba(56, 232, 255, 0.15);
  border-color: #38E8FF;
  color: #38E8FF;
  box-shadow: 0 0 14px rgba(56, 232, 255, 0.25);
}

/* Panels */
.policy-tab-panel {
  display: none;
  animation: fadeIn 0.3s ease;
}

.policy-tab-panel.active {
  display: block;
}

.panel-heading {
  font-size: 1.15rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 10px;
}

.panel-heading.text-warning {
  color: #ffaa33;
}

.panel-intro {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
}

.policy-checklist-box {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  padding: 16px 20px;
  margin-bottom: 16px;
}

.policy-checklist-box.warning-box {
  background: rgba(255, 170, 51, 0.04);
  border-color: rgba(255, 170, 51, 0.2);
}

.checklist-title {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--text-tertiary);
  margin-bottom: 12px;
  text-transform: uppercase;
}

.policy-checklist {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.policy-checklist li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.policy-checklist .check-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: rgba(0, 255, 102, 0.15);
  color: var(--hud-green);
  font-size: 0.72rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.policy-checklist.danger-checklist .check-icon.cross {
  background: rgba(255, 77, 77, 0.15);
  color: #ff5555;
}

.panel-note {
  font-size: 0.82rem;
  color: var(--text-tertiary);
  font-style: italic;
  line-height: 1.5;
}

/* Process steps */
.process-steps-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 16px;
}

.process-step-item {
  display: flex;
  gap: 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 14px 18px;
}

.step-badge {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(56, 232, 255, 0.15);
  border: 1px solid #38E8FF;
  color: #38E8FF;
  font-family: var(--font-mono);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.step-info strong {
  display: block;
  font-size: 0.92rem;
  color: #fff;
  margin-bottom: 4px;
}

.step-info p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Contact requirements */
.contact-req-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 22px;
}

.req-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 12px;
  text-align: center;
}

.req-num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: #38E8FF;
  display: block;
  margin-bottom: 4px;
}

.req-card strong {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
  line-height: 1.35;
}

.policy-cta-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.policy-cta-actions .btn {
  flex: 1;
  min-width: 220px;
  justify-content: center;
  text-align: center;
}

/* Inline links */
.inline-policy-btn {
  background: none;
  border: none;
  color: #38E8FF;
  text-decoration: underline;
  cursor: pointer;
  font-size: 0.82rem;
  padding: 0 4px;
  display: inline;
}

.inline-policy-btn:hover {
  color: #9A6BFF;
}

.spec-policy-link {
  display: inline-block;
  background: rgba(56, 232, 255, 0.12);
  border: 1px solid rgba(56, 232, 255, 0.3);
  color: #38E8FF;
  border-radius: 4px;
  padding: 2px 6px;
  font-size: 0.7rem;
  margin-left: 6px;
  cursor: pointer;
  vertical-align: middle;
  transition: var(--transition-fast);
}

.spec-policy-link:hover {
  background: #38E8FF;
  color: #000;
}

/* ============================================================
   RESPONSIVE DESIGN (TABLET & MOBILE)
   ============================================================ */
@media (max-width: 1024px) {
  .section {
    height: auto !important;
    max-height: none !important;
    min-height: 100vh;
    padding: 80px 5% 130px 5% !important;
    overflow: visible !important;
  }

  .hero-content {
    padding: 0 5% 100px 5% !important;
  }

  .hero-bottom-row {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .how-it-works-stage {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .glasses-viewer {
    max-height: 280px;
  }

  .bento-touch, .bento-discrete, .bento-featherlight, .bento-lens, .bento-unisex {
    grid-column: span 12;
  }

  .usecases-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .bento-grid {
    max-height: none !important;
    height: auto !important;
  }

  .tech-specs-section {
    overflow: visible !important;
    min-height: auto !important;
  }

  .frosted-specs-card {
    max-height: none !important;
    height: auto !important;
    overflow: visible !important;
  }

  .cta-section {
    min-height: auto !important;
  }

  .specs-matrix-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .section {
    padding-top: 85px !important;
    padding-bottom: 130px !important;
    padding-left: 5% !important;
    padding-right: 5% !important;
    height: auto !important;
    min-height: auto !important;
    justify-content: flex-start !important;
  }

  .hud-cursor {
    display: none !important;
  }

  .section-meta-header {
    padding-right: 0 !important;
    margin-top: 5px;
    font-size: 0.68rem;
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 4px !important;
  }

  .section-headline-box,
  .kinetic-text-wrapper,
  .design-hero-text {
    max-width: 100% !important;
    margin-bottom: 14px !important;
  }

  .section-headline,
  .kinetic-headline {
    font-size: clamp(1.15rem, 4.8vw, 1.45rem) !important;
    line-height: 1.3 !important;
    max-width: 100% !important;
  }

  .top-controls-bar {
    top: 8px;
    right: 8px;
    gap: 4px;
    background: rgba(10, 10, 14, 0.65);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 3px 6px;
    border-radius: 100px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1000;
  }

  .lang-toggle {
    padding: 2px 6px;
    font-size: 0.65rem;
    border: none;
    background: transparent;
  }

  .guided-scroll-toggle {
    display: none !important;
  }

  .sound-toggle {
    padding: 2px 6px;
    font-size: 0.65rem;
    border: none;
    background: transparent;
  }

  .mode-label,
  .sound-label {
    display: none !important;
  }

  .mode-icon, .sound-icon {
    font-size: 0.82rem;
  }

  .floating-dock {
    width: calc(100% - 24px);
    max-width: 440px;
    bottom: 16px;
    padding: 6px 10px;
    gap: 8px;
    justify-content: space-between;
    background: rgba(10, 10, 14, 0.08);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    border: 1px solid rgba(255, 255, 255, 0.2);
  }

  .dock-brand .brand-text {
    display: inline-block;
    font-size: 0.88rem;
  }

  .dock-links {
    gap: 4px;
  }

  .dock-cta {
    padding: 8px 14px;
    font-size: 0.72rem;
  }

  .hero-title {
    font-size: clamp(2rem, 8vw, 3rem);
  }

  .hero-section {
    padding-top: 105px !important;
  }

  .hud-overlay-elements {
    display: none !important;
  }

  .model-visual-wrapper {
    height: 410px !important;
    max-height: none !important;
    position: relative !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
  }

  .features-wheel-stage {
    height: 360px !important;
    max-width: 100% !important;
  }

  .features-wheel-track {
    height: 220px !important;
  }

  .feature-wheel-card {
    width: 86% !important;
    padding: 12px 15px !important;
  }

  .feature-wheel-card h4 {
    font-size: 0.88rem !important;
  }

  .feature-wheel-card p {
    font-size: 0.74rem !important;
    margin-bottom: 6px !important;
  }

  .tilt-card {
    display: flex;
    flex-direction: column;
    max-height: none !important;
  }

  .design-render-img {
    max-height: 260px !important;
    object-fit: cover !important;
  }

  .form-inputs-row {
    grid-template-columns: 1fr;
  }

  .bento-grid {
    max-height: none !important;
    height: auto !important;
    gap: 12px !important;
  }

  .tech-specs-section {
    overflow: visible !important;
    height: auto !important;
    min-height: auto !important;
    padding-bottom: 140px !important;
  }

  .frosted-specs-card {
    max-height: none !important;
    height: auto !important;
    overflow: visible !important;
    padding: 16px 14px !important;
  }

  .specs-matrix-grid {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)) !important;
    gap: 10px 14px !important;
  }

  .spec-val {
    font-size: 0.82rem !important;
    word-break: break-word !important;
  }

  .cta-section {
    min-height: auto !important;
    height: auto !important;
    padding-top: 60px !important;
    padding-bottom: 140px !important;
    overflow: visible !important;
  }

  .footer-links-row {
    gap: 12px 18px !important;
    margin-bottom: 24px !important;
  }

  .footer-link {
    font-size: 0.72rem !important;
  }

  .footer-legal, .footer-copyright {
    font-size: 0.65rem !important;
  }

  /* Model Switcher & Lineup Mobile */
  .design-hero-flex {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .colors-section {
    padding-top: 60px !important;
    padding-bottom: 140px !important;
    min-height: auto !important;
  }

  .colors-container {
    padding: 14px 10px 24px 10px;
    border-radius: 18px;
    margin-top: 4px;
  }

  .colors-header {
    margin-bottom: 4px;
  }

  .lineup-eyebrow {
    font-size: 0.62rem;
    padding: 3px 9px;
    margin-bottom: 4px;
  }

  .colors-title {
    font-size: clamp(1rem, 4.5vw, 1.3rem) !important;
    margin-bottom: 2px;
  }

  .colors-subtitle {
    font-size: 0.76rem;
    margin-bottom: 8px;
    max-width: 95%;
  }

  .model-segmented-control {
    grid-template-columns: 1fr 1fr;
    gap: 6px;
    margin: 4px auto 6px auto;
  }

  .model-nav-tab {
    padding: 7px 8px;
    border-radius: 11px;
  }

  .tab-badge {
    font-size: 0.55rem;
    padding: 2px 5px;
  }

  .tab-headline {
    font-size: 0.92rem;
  }

  .tab-price {
    font-size: 0.84rem;
  }

  .tab-desc {
    display: none;
  }

  .sub-controls-group {
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 6px 8px;
  }

  .control-block {
    width: 100%;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 4px;
  }

  .control-label {
    font-size: 0.65rem;
  }

  .color-swatch-btn {
    padding: 4px 9px;
    font-size: 0.68rem;
  }

  .angle-btn {
    padding: 4px 8px;
    font-size: 0.66rem;
  }

  .color-glasses-wrapper {
    height: 170px;
    min-height: 140px;
    max-height: 200px;
    margin: 4px auto 4px auto;
  }

  .stage-product-img {
    max-width: 80%;
  }

  .active-item-badge {
    font-size: 0.66rem;
    padding: 3px 10px;
    margin-bottom: 6px;
  }

  .color-specs-pills {
    gap: 5px;
  }

  .pill {
    font-size: 0.66rem;
    padding: 4px 10px;
  }

  .pill-action {
    font-size: 0.68rem;
    padding: 6px 14px;
  }

  .preorder-modal {
    padding: 24px 18px;
    max-height: 88vh;
  }

  .policy-modal {
    padding: 26px 18px 30px 18px;
    max-height: 88vh;
  }

  .policy-stats-grid {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .contact-req-cards {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   VIDEO-STYLE KINETIC LETTER ASSEMBLY ANIMATION (SCATTER-GATHER)
   ============================================================ */
.video-kinetic-text {
  display: inline;
  position: relative;
  letter-spacing: inherit;
  word-break: keep-all;
  overflow-wrap: normal;
}

.assemble-word {
  display: inline-block;
  white-space: nowrap;
}

.assemble-char {
  display: inline-block;
  transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1), transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

/* Scattered / Dispersed Initial State */
.video-kinetic-text.is-scattered .assemble-char.scatter-hidden {
  opacity: 0.6 !important;
  transform: translateY(2px);
}

.video-kinetic-text.is-scattered .assemble-char.scatter-displaced {
  opacity: 0.9 !important;
  transform: translateY(0);
}

/* Assembled Clean State */
.video-kinetic-text.is-assembled .assemble-char {
  opacity: 1 !important;
  transform: translateY(0) !important;
}

/* ============================================================
   MAGNIFYING LOUPE & STUDIO ZOOM INSPECTION
   ============================================================ */
.color-glasses-wrapper {
  position: relative;
  width: 100%;
  max-width: 520px;
  min-height: 110px;
  height: clamp(110px, 14vh, 148px);
  max-height: 148px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 2px auto 4px auto;
  cursor: zoom-in;
}

.stage-zoom-badge {
  position: absolute;
  top: 4px;
  right: 8px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(10, 12, 16, 0.85);
  border: 1px solid rgba(56, 232, 255, 0.35);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 4px 10px;
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 500;
  color: #38E8FF;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.35);
  z-index: 10;
  pointer-events: none;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.25s ease, transform 0.25s ease, border-color 0.25s ease;
}

.color-glasses-wrapper:hover .stage-zoom-badge {
  opacity: 1;
  transform: translateY(0);
  border-color: #38E8FF;
  box-shadow: 0 4px 18px rgba(56, 232, 255, 0.25);
}

/* ============================================================
   ZOOM INSPECTION STUDIO MODAL
   ============================================================ */
.image-zoom-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 99999;
  background: rgba(5, 6, 9, 0.88);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.image-zoom-modal-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.image-zoom-modal {
  position: relative;
  width: 100%;
  max-width: 960px;
  max-height: 92vh;
  background: linear-gradient(180deg, #101217 0%, #08090d 100%);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 24px;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.8), 0 0 50px rgba(56, 232, 255, 0.1);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: scale(0.92) translateY(20px);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.image-zoom-modal-backdrop.active .image-zoom-modal {
  transform: scale(1) translateY(0);
}

.zoom-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.02);
  gap: 16px;
}

.zoom-modal-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.zoom-live-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: #38E8FF;
  background: rgba(56, 232, 255, 0.08);
  border: 1px solid rgba(56, 232, 255, 0.25);
  padding: 2px 8px;
  border-radius: 100px;
  width: fit-content;
}

.zoom-live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #38E8FF;
  box-shadow: 0 0 8px #38E8FF;
  animation: pulse 1.6s infinite ease-in-out;
}

.zoom-modal-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: #ffffff;
  letter-spacing: -0.01em;
}

.zoom-modal-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.zoom-level-selector {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 3px 6px;
  border-radius: 100px;
}

.zoom-level-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--text-tertiary);
  padding: 0 4px;
}

.zoom-level-btn {
  padding: 3px 8px;
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
}

.zoom-level-btn:hover {
  color: #ffffff;
}

.zoom-level-btn.active {
  background: #38E8FF;
  color: #000000;
  box-shadow: 0 0 10px rgba(56, 232, 255, 0.4);
}

.zoom-close-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-secondary);
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.zoom-close-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #ffffff;
  transform: rotate(90deg);
}

/* Modal Body */
.zoom-modal-body {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px 24px 14px 24px;
  overflow: hidden;
}

.zoom-view-container {
  position: relative;
  width: 100%;
  height: clamp(260px, 46vh, 420px);
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at center, rgba(56, 232, 255, 0.04) 0%, rgba(0, 0, 0, 0.4) 80%);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 16px;
  cursor: crosshair;
  overflow: hidden;
  user-select: none;
}

.zoom-target-img {
  max-width: 82%;
  max-height: 85%;
  object-fit: contain;
  pointer-events: none;
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.6));
  transition: opacity 0.25s ease;
}

/* Magnifying Loupe */
.magnifying-loupe {
  position: absolute;
  top: 0;
  left: 0;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  border: 2.5px solid #38E8FF;
  box-shadow: 0 0 25px rgba(56, 232, 255, 0.4), inset 0 0 20px rgba(255, 255, 255, 0.25), 0 15px 40px rgba(0, 0, 0, 0.7);
  pointer-events: none;
  z-index: 50;
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.85);
  transition: opacity 0.2s ease, transform 0.15s ease;
  background-repeat: no-repeat;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  overflow: hidden;
}

.magnifying-loupe.active {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

.loupe-reticle-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  pointer-events: none;
}

.loupe-glare {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 50%;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.3) 0%, transparent 100%);
  border-radius: 180px 180px 0 0;
  pointer-events: none;
}

.loupe-crosshair-h {
  position: absolute;
  top: 50%;
  left: 20%;
  right: 20%;
  height: 1px;
  background: rgba(56, 232, 255, 0.4);
}

.loupe-crosshair-v {
  position: absolute;
  left: 50%;
  top: 20%;
  bottom: 20%;
  width: 1px;
  background: rgba(56, 232, 255, 0.4);
}

.loupe-hud-badge {
  position: relative;
  z-index: 5;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: #38E8FF;
  background: rgba(6, 8, 12, 0.88);
  border: 1px solid rgba(56, 232, 255, 0.45);
  padding: 2px 8px;
  border-radius: 100px;
  margin-bottom: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
}

.zoom-interactive-hint {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-tertiary);
  text-align: center;
}

.zoom-interactive-hint svg {
  color: #38E8FF;
  flex-shrink: 0;
}

/* Modal Footer */
.zoom-modal-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 24px 18px 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.02);
  gap: 16px;
  flex-wrap: wrap;
}

.zoom-quick-switchers {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.zoom-swatch-group,
.zoom-angle-group {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.zoom-swatch-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: 100px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-secondary);
  font-size: 0.74rem;
  font-family: var(--font-body);
  cursor: pointer;
  transition: all 0.2s ease;
}

.zoom-swatch-btn.active {
  background: rgba(56, 232, 255, 0.18);
  border-color: #38E8FF;
  color: #ffffff;
  font-weight: 600;
}

.zoom-angle-btn {
  padding: 5px 11px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.05);
  font-size: 0.73rem;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
}

.zoom-angle-btn.active {
  border-color: #38E8FF;
  background: #38E8FF;
  color: #000000;
  font-weight: 600;
}

.zoom-preorder-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  font-size: 0.78rem;
  font-weight: 700;
  border-radius: 100px;
  white-space: nowrap;
}

@media (max-width: 768px) {
  .zoom-modal-header {
    flex-direction: column;
    align-items: flex-start;
  }
  .zoom-modal-actions {
    width: 100%;
    justify-content: space-between;
  }
  .zoom-modal-footer {
    flex-direction: column;
    align-items: stretch;
  }
  .zoom-quick-switchers {
    justify-content: center;
  }
  .zoom-preorder-cta {
    width: 100%;
    justify-content: center;
  }

  /* Responsive Hero Tech Elements */
  .hero-tech-chip.chip-left {
    top: 13%;
    left: 3%;
    transform: scale(0.8);
    transform-origin: top left;
    max-width: 220px;
    padding: 8px 12px;
  }
  .hero-tech-chip.chip-right {
    display: none; /* Hide second chip on small screens for clean visual hierarchy */
  }
  .hero-target-reticle {
    width: 150px;
    height: 75px;
    top: 32%;
  }
  .hero-brand-badge {
    padding: 6px 12px;
    gap: 8px;
    margin-bottom: 12px;
  }
  .badge-text {
    font-size: 0.68rem;
  }
}

/* ============================================================
   WARRANTY & RETURN POLICY MODAL STYLES (VEANIX OFFICIAL)
   ============================================================ */
.policy-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 99990;
  background: rgba(5, 6, 10, 0.88);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.policy-modal-backdrop.active,
.policy-modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.policy-modal {
  position: relative;
  width: 100%;
  max-width: 780px;
  max-height: 90vh;
  overflow-y: auto;
  background: linear-gradient(180deg, #12141a 0%, #0a0b0f 100%);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 28px;
  padding: 36px 36px 40px;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.85), 0 0 50px rgba(56, 232, 255, 0.12);
  scrollbar-width: thin;
  scrollbar-color: rgba(56, 232, 255, 0.3) rgba(255, 255, 255, 0.05);
}

.policy-modal::-webkit-scrollbar {
  width: 6px;
}
.policy-modal::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.04);
  border-radius: 10px;
}
.policy-modal::-webkit-scrollbar-thumb {
  background: rgba(56, 232, 255, 0.35);
  border-radius: 10px;
}
.policy-modal::-webkit-scrollbar-thumb:hover {
  background: rgba(56, 232, 255, 0.6);
}

/* Modal Header inside policy */
.policy-modal .modal-header {
  margin-bottom: 24px;
}

.policy-modal .modal-badge {
  font-family: var(--font-mono, 'JetBrains Mono', monospace);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: #38E8FF;
  background: rgba(56, 232, 255, 0.1);
  border: 1px solid rgba(56, 232, 255, 0.3);
  padding: 4px 12px;
  border-radius: 100px;
  display: inline-block;
  margin-bottom: 12px;
}

.policy-modal .modal-title {
  font-family: var(--font-display, 'Space Grotesk', sans-serif);
  font-size: 1.7rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.policy-modal .modal-subtitle {
  font-size: 0.88rem;
  color: var(--text-secondary, #a0a5b5);
  line-height: 1.6;
}

/* 3 Metrics Cards Grid */
.policy-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 28px;
}

.policy-stat-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 18px;
  padding: 18px 16px;
  text-align: center;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.policy-stat-card:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.22);
}

.policy-stat-card.highlight-cyan {
  background: linear-gradient(180deg, rgba(56, 232, 255, 0.14) 0%, rgba(56, 232, 255, 0.03) 100%);
  border-color: rgba(56, 232, 255, 0.45);
  box-shadow: 0 0 25px rgba(56, 232, 255, 0.12);
}

.policy-stat-card .stat-number {
  font-family: var(--font-display, 'Space Grotesk', sans-serif);
  font-size: 1.55rem;
  font-weight: 700;
  color: #38E8FF;
  margin-bottom: 4px;
  letter-spacing: -0.02em;
}

.policy-stat-card .stat-label {
  font-size: 0.8rem;
  color: var(--text-secondary, #a0a5b5);
  font-weight: 500;
}

/* Tabs Navigation */
.policy-tabs-nav {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 14px;
  margin-bottom: 24px;
  overflow-x: auto;
  scrollbar-width: none;
}

.policy-tabs-nav::-webkit-scrollbar {
  display: none;
}

.policy-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 100px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-secondary, #a0a5b5);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s ease;
}

.policy-tab-btn .tab-icon {
  font-size: 0.92rem;
}

.policy-tab-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.25);
  color: #ffffff;
}

.policy-tab-btn.active {
  background: #38E8FF;
  border-color: #38E8FF;
  color: #000000;
  font-weight: 700;
  box-shadow: 0 0 16px rgba(56, 232, 255, 0.4);
}

/* Panels */
.policy-tab-panels {
  min-height: 240px;
}

.policy-tab-panel {
  display: none;
  animation: fadeInPolicy 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.policy-tab-panel.active {
  display: block;
}

@keyframes fadeInPolicy {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.policy-tab-panel .panel-heading {
  font-family: var(--font-display, 'Space Grotesk', sans-serif);
  font-size: 1.2rem;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 10px;
}

.policy-tab-panel .panel-heading.text-warning {
  color: #ffaa33;
}

.policy-tab-panel .panel-intro {
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--text-secondary, #ccd0dc);
  margin-bottom: 18px;
}

.policy-checklist-box {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  padding: 20px 22px;
  margin-bottom: 18px;
}

.policy-checklist-box.warning-box {
  background: rgba(255, 170, 51, 0.06);
  border-color: rgba(255, 170, 51, 0.28);
}

.checklist-title {
  font-family: var(--font-mono, 'JetBrains Mono', monospace);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--text-tertiary, #8890a0);
  margin-bottom: 14px;
  text-transform: uppercase;
}

.policy-checklist {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.policy-checklist li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  line-height: 1.55;
  color: #d8dbe5;
}

.policy-checklist .check-icon {
  color: #00ff66;
  font-weight: 700;
  font-size: 0.95rem;
  flex-shrink: 0;
  margin-top: 1px;
}

.policy-checklist.danger-checklist .check-icon.cross {
  color: #ff5555;
  font-weight: 700;
  font-size: 0.9rem;
}

.panel-note {
  font-size: 0.82rem;
  color: var(--text-tertiary, #8890a0);
  font-style: italic;
  line-height: 1.5;
  margin-top: 12px;
}

/* Process steps in Panel 4 */
.process-steps-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.process-step-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  padding: 16px 18px;
}

.process-step-item .step-badge {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(56, 232, 255, 0.12);
  border: 1px solid rgba(56, 232, 255, 0.35);
  color: #38E8FF;
  font-family: var(--font-mono, monospace);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.process-step-item .step-info strong {
  display: block;
  font-size: 0.95rem;
  color: #ffffff;
  margin-bottom: 4px;
}

.process-step-item .step-info p {
  font-size: 0.86rem;
  color: var(--text-secondary, #ccd0dc);
  line-height: 1.5;
  margin: 0;
}

/* Contact cards in Panel 5 */
.contact-req-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 16px 0 24px;
}

.req-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  padding: 16px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.req-card .req-num {
  font-family: var(--font-mono, monospace);
  font-size: 0.72rem;
  color: #38E8FF;
  letter-spacing: 0.06em;
  font-weight: 700;
}

.req-card strong {
  font-size: 0.84rem;
  color: #ffffff;
  line-height: 1.4;
  font-weight: 500;
}

.policy-cta-actions {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 20px;
}

/* Triggers in document */
.spec-policy-link {
  display: inline-flex;
  align-items: center;
  background: none;
  border: none;
  padding: 0 0 0 6px;
  font-size: 0.8rem;
  font-family: var(--font-mono, monospace);
  color: #38E8FF;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.2s ease;
}

.spec-policy-link:hover {
  color: #ffffff;
}

.inline-policy-btn {
  display: inline-block;
  background: none;
  border: none;
  padding: 0;
  font-size: 0.82rem;
  font-family: var(--font-body);
  color: #38E8FF;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 3px;
  margin-top: 6px;
  transition: color 0.2s ease;
}

.inline-policy-btn:hover {
  color: #ffffff;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .policy-modal {
    padding: 26px 18px 30px;
    max-height: 88vh;
  }
  .policy-stats-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .contact-req-cards {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .policy-cta-actions {
    flex-direction: column;
    width: 100%;
  }
  .policy-cta-actions .btn {
    width: 100%;
    justify-content: center;
    text-align: center;
  }
}

/* ============================================================
   SECTION: VEANIX V-SERIES (COMING SOON AR OPTICAL DISPLAY)
   ============================================================ */
.v-series-section {
  position: relative;
  padding: 100px 24px;
  background: radial-gradient(circle at 50% 10%, rgba(56, 232, 255, 0.08) 0%, rgba(10, 10, 15, 0.98) 70%);
  overflow: hidden;
  border-top: 1px solid rgba(56, 232, 255, 0.15);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.v-series-container {
  max-width: 1240px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.v-series-glow {
  position: absolute;
  top: 15%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 350px;
  background: radial-gradient(circle, rgba(56, 232, 255, 0.15) 0%, transparent 70%);
  filter: blur(80px);
  pointer-events: none;
  z-index: 1;
}

.v-series-header {
  text-align: center;
  max-width: 840px;
  margin: 0 auto 56px;
}

.v-series-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 999px;
  background: rgba(56, 232, 255, 0.12);
  border: 1px solid rgba(56, 232, 255, 0.35);
  color: #38E8FF;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  font-weight: 600;
  margin-bottom: 20px;
  box-shadow: 0 0 20px rgba(56, 232, 255, 0.2);
}

.v-series-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: #FFFFFF;
  margin-bottom: 16px;
}

.v-series-tagline {
  font-size: clamp(1rem, 2vw, 1.22rem);
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 720px;
  margin: 0 auto;
}

.v-series-showcase-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 36px;
  align-items: stretch;
}

.v-series-hero-card {
  background: rgba(18, 18, 26, 0.75);
  border: 1px solid rgba(56, 232, 255, 0.25);
  border-radius: 24px;
  padding: 24px;
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), 0 0 30px rgba(56, 232, 255, 0.08);
}

.v-hud-simulation {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  height: 380px;
  background: #08080C;
}

.v-series-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  filter: contrast(1.05) brightness(0.88);
}

.v-series-hero-card:hover .v-series-img {
  transform: scale(1.05);
}

.v-hud-overlay {
  position: absolute;
  inset: 0;
  z-index: 3;
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: linear-gradient(180deg, rgba(8, 8, 12, 0.3) 0%, rgba(8, 8, 12, 0.6) 100%);
  pointer-events: none;
}

.v-hud-element {
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: 12px;
  padding: 10px 14px;
}

.v-hud-nav {
  align-self: flex-start;
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(10, 25, 35, 0.75);
  border: 1px solid rgba(56, 232, 255, 0.5);
  box-shadow: 0 0 20px rgba(56, 232, 255, 0.25);
  animation: hudPulse 3s infinite ease-in-out;
}

@keyframes hudPulse {
  0%, 100% { box-shadow: 0 0 15px rgba(56, 232, 255, 0.25); }
  50% { box-shadow: 0 0 25px rgba(56, 232, 255, 0.5); }
}

.v-hud-nav-icon {
  width: 32px;
  height: 32px;
  background: #38E8FF;
  color: #05050A;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.2rem;
}

.v-hud-nav-text {
  display: flex;
  flex-direction: column;
}

.v-hud-dist {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: #38E8FF;
}

.v-hud-street {
  font-size: 0.8rem;
  color: #E2E8F0;
}

.v-hud-subtitle {
  align-self: center;
  background: rgba(10, 15, 25, 0.85);
  border: 1px solid rgba(0, 255, 102, 0.4);
  max-width: 90%;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.v-hud-lang-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: #00FF66;
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: 4px;
}

.v-hud-sub-text {
  font-size: 0.95rem;
  color: #FFFFFF;
  margin: 0;
  font-style: italic;
}

.v-hud-status {
  align-self: flex-end;
  background: rgba(5, 5, 10, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.15);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-tertiary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.v-hud-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #38E8FF;
  box-shadow: 0 0 8px #38E8FF;
}

.v-series-hero-info {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.v-spec-item {
  text-align: center;
  padding: 10px 6px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.v-spec-num {
  display: block;
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: #38E8FF;
  line-height: 1.2;
}

.v-spec-label {
  font-size: 0.72rem;
  color: var(--text-tertiary);
  margin-top: 4px;
  display: block;
}

.v-series-features-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.v-feature-card {
  display: flex;
  gap: 16px;
  padding: 20px 22px;
  background: rgba(20, 20, 30, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: all 0.3s var(--ease-out-expo);
}

.v-feature-card:hover {
  border-color: rgba(56, 232, 255, 0.4);
  background: rgba(25, 30, 45, 0.7);
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4), 0 0 20px rgba(56, 232, 255, 0.12);
}

.v-feature-icon-box {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: rgba(56, 232, 255, 0.1);
  border: 1px solid rgba(56, 232, 255, 0.3);
  color: #38E8FF;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.v-feature-text h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 6px;
}

.v-feature-text p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin: 0;
}

.v-waitlist-box {
  background: linear-gradient(135deg, rgba(15, 25, 40, 0.8) 0%, rgba(20, 15, 35, 0.85) 100%);
  border: 1px solid rgba(56, 232, 255, 0.35);
  border-radius: 20px;
  padding: 24px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.5), inset 0 0 20px rgba(56, 232, 255, 0.08);
}

.v-waitlist-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--hud-green);
  font-weight: 700;
  letter-spacing: 0.12em;
  padding: 3px 10px;
  border-radius: 6px;
  background: rgba(0, 255, 102, 0.12);
  border: 1px solid rgba(0, 255, 102, 0.3);
  margin-bottom: 10px;
}

.v-waitlist-box h4 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: #FFFFFF;
  margin-bottom: 6px;
}

.v-waitlist-box p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 16px;
}

.v-waitlist-form {
  display: flex;
  gap: 10px;
}

.v-waitlist-input {
  flex: 1;
  background: rgba(5, 5, 10, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 10px;
  padding: 12px 16px;
  color: #FFFFFF;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s;
}

.v-waitlist-input:focus {
  border-color: #38E8FF;
  box-shadow: 0 0 12px rgba(56, 232, 255, 0.25);
}

.v-waitlist-btn {
  padding: 12px 22px;
  font-size: 0.88rem;
  white-space: nowrap;
}

.v-waitlist-success {
  margin-top: 10px;
  font-size: 0.85rem;
  color: var(--hud-green);
  font-family: var(--font-mono);
}

/* ============================================================
   SECTION: KHO GIẢI TRÍ TRÊN APP VEANIX (ENTERTAINMENT HUB)
   ============================================================ */
.entertainment-section {
  position: relative;
  padding: 100px 24px;
  background: radial-gradient(circle at 50% 10%, rgba(0, 255, 102, 0.05) 0%, rgba(10, 10, 15, 0.98) 70%);
  overflow: hidden;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.entertainment-container {
  max-width: 1240px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.entertainment-header {
  text-align: center;
  max-width: 860px;
  margin: 0 auto 56px;
}

.entertainment-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 999px;
  background: rgba(0, 255, 102, 0.1);
  border: 1px solid rgba(0, 255, 102, 0.3);
  color: var(--hud-green);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  font-weight: 600;
  margin-bottom: 20px;
}

.entertainment-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: #FFFFFF;
  margin-bottom: 16px;
}

.entertainment-subtitle {
  font-size: clamp(0.98rem, 1.8vw, 1.18rem);
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 740px;
  margin: 0 auto;
}

.entertainment-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.entertainment-card {
  position: relative;
  background: rgba(18, 18, 26, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 22px;
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  overflow: hidden;
  transition: all 0.35s var(--ease-out-expo);
}

.entertainment-card:hover {
  transform: translateY(-6px);
  border-color: rgba(56, 232, 255, 0.4);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.6), 0 0 25px rgba(56, 232, 255, 0.1);
}

.card-icon-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
}

.card-icon-pill .icon {
  font-size: 1.4rem;
}

.card-icon-pill .ent-ai-icon {
  width: 32px;
  height: 32px;
  border-radius: 9px;
  object-fit: cover;
  box-shadow: 0 0 14px rgba(56, 232, 255, 0.45);
  border: 1px solid rgba(56, 232, 255, 0.5);
  flex-shrink: 0;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.entertainment-card:hover .ent-ai-icon {
  transform: scale(1.08);
  box-shadow: 0 0 18px rgba(56, 232, 255, 0.7);
}

.card-icon-pill .pill-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: #38E8FF;
  background: rgba(56, 232, 255, 0.1);
  padding: 3px 10px;
  border-radius: 6px;
  border: 1px solid rgba(56, 232, 255, 0.25);
}

.card-visual-preview {
  height: 130px;
  border-radius: 14px;
  background: rgba(8, 8, 14, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 16px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  margin-bottom: 24px;
  position: relative;
  overflow: hidden;
}

/* Equalizer Waves Animation */
.equalizer-waves {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 48px;
  margin-bottom: 12px;
}

.eq-bar {
  width: 6px;
  background: linear-gradient(180deg, #38E8FF 0%, #00FF66 100%);
  border-radius: 4px;
  animation: eqPulse 1.2s infinite ease-in-out alternate;
}

.eq-bar-1 { height: 35%; animation-delay: 0.1s; }
.eq-bar-2 { height: 75%; animation-delay: 0.3s; }
.eq-bar-3 { height: 100%; animation-delay: 0.0s; }
.eq-bar-4 { height: 50%; animation-delay: 0.4s; }
.eq-bar-5 { height: 85%; animation-delay: 0.2s; }
.eq-bar-6 { height: 40%; animation-delay: 0.5s; }
.eq-bar-7 { height: 90%; animation-delay: 0.15s; }

@keyframes eqPulse {
  0% { transform: scaleY(0.3); }
  100% { transform: scaleY(1); }
}

.music-meta {
  display: flex;
  flex-direction: column;
}

.track-title {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 700;
  color: #FFFFFF;
}

.track-artist {
  font-size: 0.72rem;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
}

/* Books preview */
.ai-reader-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.ai-avatar {
  font-size: 1.5rem;
}

.ai-reader-badge .ent-ai-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 0 14px rgba(0, 255, 102, 0.5);
  border: 1.5px solid rgba(0, 255, 102, 0.6);
  flex-shrink: 0;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.entertainment-card:hover .ent-ai-avatar {
  transform: scale(1.08);
  box-shadow: 0 0 20px rgba(0, 255, 102, 0.8);
}

.ai-reader-info {
  display: flex;
  flex-direction: column;
}

.reader-name {
  font-size: 0.85rem;
  font-weight: 700;
  color: #00FF66;
  font-family: var(--font-mono);
}

.reader-mode {
  font-size: 0.7rem;
  color: var(--text-tertiary);
}

.preview-quote {
  font-size: 0.82rem;
  color: #E2E8F0;
  font-style: italic;
  margin: 0;
  line-height: 1.4;
}

/* Game preview */
.game-hud-box {
  display: flex;
  flex-direction: column;
  height: 100%;
  justify-content: space-between;
}

.game-hud-header {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: #38E8FF;
  font-weight: 700;
}

.game-prompt-text {
  font-size: 0.82rem;
  color: #E2E8F0;
  font-weight: 600;
  background: rgba(56, 232, 255, 0.1);
  border: 1px solid rgba(56, 232, 255, 0.25);
  border-radius: 8px;
  padding: 8px 10px;
  text-align: center;
}

.card-heading {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 12px;
  line-height: 1.35;
}

.card-description {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
  flex: 1;
}

.card-feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.card-feature-list li {
  font-size: 0.82rem;
  color: var(--text-secondary);
  display: flex;
  align-items: flex-start;
  gap: 8px;
  line-height: 1.4;
}

.card-feature-list .chk {
  color: var(--hud-green);
  font-weight: 800;
}

.entertainment-cta-banner {
  margin-top: 50px;
  background: linear-gradient(135deg, rgba(20, 30, 45, 0.8) 0%, rgba(15, 20, 30, 0.85) 100%);
  border: 1px solid rgba(56, 232, 255, 0.25);
  border-radius: 20px;
  padding: 30px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.5);
  gap: 24px;
}

.ent-banner-left h4 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: #FFFFFF;
  margin-bottom: 6px;
}

.ent-banner-left p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  margin: 0;
}

.ent-banner-right {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  flex-shrink: 0;
}

.ent-store-badges {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.store-badge-link {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  transition: transform 0.25s ease, filter 0.25s ease, box-shadow 0.25s ease;
  border-radius: 7px;
  overflow: hidden;
}

.store-badge-link:hover {
  transform: translateY(-2px);
  filter: brightness(1.12);
  box-shadow: 0 4px 20px rgba(56, 232, 255, 0.25);
}

.store-badge-img {
  height: 35px;
  width: auto;
  display: block;
  border-radius: 7px;
}

.store-badge-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #000000;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #ffffff;
  padding: 8px 16px;
  border-radius: 12px;
  text-decoration: none;
  font-size: 0.85rem;
  transition: all 0.25s ease;
}

.store-badge-btn:hover {
  border-color: #38E8FF;
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(56, 232, 255, 0.25);
  color: #ffffff;
}

.store-badge-btn svg {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.store-badge-btn svg.icon-apple {
  fill: #ffffff;
}

.store-badge-text {
  text-align: left;
  line-height: 1.15;
}

.store-badge-text small {
  display: block;
  font-size: 0.65rem;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 0.4px;
}

.store-badge-text strong {
  display: block;
  font-size: 0.92rem;
  font-weight: 700;
  color: #ffffff;
}

.ent-banner-right .btn {
  white-space: nowrap;
}

/* Responsive adjustments for both sections */
@media (max-width: 1024px) {
  .v-series-showcase-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .entertainment-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .entertainment-cta-banner {
    flex-direction: column;
    text-align: center;
    gap: 20px;
    padding: 24px;
  }
  .ent-banner-right {
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 14px;
    width: 100%;
  }
  .ent-store-badges {
    justify-content: center;
    width: 100%;
  }
}

@media (max-width: 640px) {
  .v-series-section,
  .entertainment-section {
    padding: 70px 16px;
  }
  .v-hud-simulation {
    height: 300px;
  }
  .v-waitlist-form {
    flex-direction: column;
  }
  .v-waitlist-btn {
    width: 100%;
  }
}

/* SECTION 2: minimal product explainer, inspired by the supplied reference */
.how-it-works-section {
  padding-top: 48px;
  background:
    radial-gradient(ellipse at 37% 58%, rgba(31, 116, 80, 0.09), transparent 43%),
    var(--bg-pure-black);
}

.how-it-works-section .section-meta-header {
  min-height: 40px;
  padding: 8px 0 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.24);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  align-items: center;
}

.how-it-works-section .section-tag {
  color: #a7c8b5;
}

.how-it-works-section .section-subtag {
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.78rem;
}

.how-it-works-section .section-headline-box {
  max-width: 760px;
  margin: 28px 0 0;
}

.how-it-works-section .section-headline {
  max-width: 700px;
  font-size: clamp(2rem, 4vw, 3.3rem);
  font-weight: 450;
  line-height: 1.12;
  letter-spacing: -0.045em;
}

.how-it-works-section .how-it-works-stage {
  grid-template-columns: minmax(0, 1fr) minmax(220px, 0.34fr);
  align-items: center;
  gap: clamp(24px, 5vw, 76px);
  margin: 10px 0 0;
}

.hiw-product-panel {
  min-width: 0;
}

.hiw-product-scene {
  position: relative;
  min-height: 400px;
  aspect-ratio: 1.55 / 1;
  overflow: visible;
  isolation: isolate;
}

.hiw-scene-grid {
  position: absolute;
  inset: 12% 1% 8%;
  z-index: -2;
  opacity: 0.48;
  background:
    radial-gradient(ellipse at 50% 48%, rgba(67, 185, 120, 0.13), transparent 53%),
    linear-gradient(rgba(134, 207, 165, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(134, 207, 165, 0.04) 1px, transparent 1px);
  background-size: auto, 34px 34px, 34px 34px;
  mask-image: linear-gradient(transparent, #000 30%, #000 75%, transparent);
}

.hiw-product-scene::before {
  position: absolute;
  content: "";
  z-index: -1;
  width: 66%;
  aspect-ratio: 1;
  left: 17%;
  top: 13%;
  border: 1px solid rgba(169, 218, 187, 0.11);
  border-radius: 50%;
  box-shadow: 0 0 90px rgba(44, 179, 106, 0.09), inset 0 0 45px rgba(44, 179, 106, 0.04);
}

.hiw-product-image {
  position: absolute;
  z-index: 1;
  width: min(100%, 850px);
  height: 100%;
  inset: 0;
  margin: auto;
  object-fit: contain;
  filter: brightness(0.82) contrast(1.08);
  opacity: 0.9;
  animation: none;
}

.hiw-target-line {
  position: absolute;
  z-index: 4;
  top: 48%;
  right: -6%;
  width: 30%;
  height: 1px;
  background: linear-gradient(90deg, rgba(203, 229, 211, 0.7), rgba(203, 229, 211, 0.06));
}

.hiw-target-line span {
  position: absolute;
  left: 0;
  top: -3px;
  width: 7px;
  height: 7px;
  border: 1px solid #b8e7c7;
  border-radius: 50%;
  background: #8cffb1;
  box-shadow: 0 0 11px rgba(103, 255, 154, 0.8);
}

.hiw-footer-note {
  max-width: 340px;
  margin: -8px 0 0 2px;
  color: rgba(255, 255, 255, 0.67);
  font-size: 0.83rem;
  line-height: 1.55;
}

.how-it-works-section .steps-controller {
  position: relative;
  gap: 15px;
  padding: 40px 0 24px 22px;
  border-left: 1px solid rgba(255, 255, 255, 0.12);
}

.how-it-works-section .steps-controller::before {
  position: absolute;
  content: "";
  top: 47%;
  left: -1px;
  width: 1px;
  height: 74px;
  background: linear-gradient(transparent, #9ed5b0, transparent);
  transition: top 0.45s ease;
}

.how-it-works-section .step-card {
  min-height: 48px;
  padding: 7px 10px;
  border: 0;
  border-radius: 0;
  background: transparent;
  opacity: 0.45;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.how-it-works-section .step-card:hover {
  background: transparent;
  opacity: 0.78;
}

.how-it-works-section .step-card.active {
  min-height: 132px;
  background: transparent;
  box-shadow: none;
  opacity: 1;
  transform: translateX(2px);
}

.how-it-works-section .step-number {
  margin-bottom: 8px;
  color: #9ec8ac;
  font-size: 0.68rem;
  letter-spacing: 0.06em;
}

.how-it-works-section .step-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
}

.how-it-works-section .step-text {
  max-width: 300px;
  margin-top: 10px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.85rem;
  line-height: 1.55;
}

.how-it-works-section .step-progress-bar {
  top: 4px;
  right: 100%;
  bottom: auto;
  left: auto;
  width: 1px;
  height: calc(100% - 8px);
  background: transparent;
}

.how-it-works-section .step-card.active .step-progress-bar .fill {
  width: 100%;
  height: 100%;
  background: linear-gradient(#73e99b, rgba(115, 233, 155, 0.08));
  transform-origin: top;
  animation: hiw-progress 5.2s linear forwards;
}

@keyframes hiw-progress {
  0% { transform: scaleY(0); }
  100% { transform: scaleY(1); }
}

@media (max-width: 900px) {
  .how-it-works-section .how-it-works-stage {
    grid-template-columns: minmax(0, 1fr) minmax(210px, 0.48fr);
    gap: 24px;
  }

  .hiw-product-scene { min-height: 320px; }
}

@media (max-width: 640px) {
  .how-it-works-section { padding: 44px 20px 92px; }
  .how-it-works-section .section-meta-header { gap: 12px; }
  .how-it-works-section .section-subtag { text-align: right; }
  .how-it-works-section .section-headline-box { margin-top: 24px; }
  .how-it-works-section .section-headline { font-size: clamp(2rem, 9vw, 2.7rem); }
  .how-it-works-section .how-it-works-stage {
    grid-template-columns: 1fr;
    gap: 4px;
    margin-top: 14px;
  }
  .hiw-product-scene { min-height: 250px; aspect-ratio: 1.35 / 1; }
  .hiw-target-line { right: -2%; width: 21%; }
  .hiw-footer-note { max-width: 280px; margin-top: -2px; font-size: 0.78rem; }
  .how-it-works-section .steps-controller {
    gap: 6px;
    padding: 16px 0 0 14px;
  }
  .how-it-works-section .step-card { padding: 6px 8px; }
  .how-it-works-section .step-card.active { min-height: 108px; }
  .how-it-works-section .step-title { font-size: 1rem; }
  .how-it-works-section .step-text { margin-top: 6px; font-size: 0.8rem; }
}

@media (prefers-reduced-motion: reduce) {
  .hiw-product-image,
  .hiw-camera-marker { animation: none; }
}

/* Scroll-triggered camera callouts: camera first, then steps 2 and 3 */
.how-it-works-section .how-it-works-stage {
  position: relative;
  min-height: 420px;
}

.how-it-works-section .hiw-product-scene {
  transition: opacity 0.55s ease, filter 0.55s ease;
}

.how-it-works-section.hiw-is-idle .hiw-product-image {
  opacity: 0.28;
  filter: brightness(0.66) contrast(1.12);
  animation-play-state: paused;
}

.how-it-works-section.hiw-is-idle .hiw-camera-marker,
.how-it-works-section.hiw-is-idle .hiw-route {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.how-it-works-section.hiw-is-idle .hiw-route { stroke-dashoffset: 1; }

.how-it-works-section .hiw-camera-marker {
  position: absolute;
  z-index: 5;
  top: 0;
  left: 0;
  right: auto;
  width: 9px;
  height: 9px;
  padding: 0;
  appearance: none;
  transform: translate(-50%, -50%);
  border: 1px solid #b2ffd0;
  border-radius: 50%;
  background: #37f184;
  opacity: 0.62;
  cursor: pointer;
  box-shadow: 0 0 0 5px rgba(55, 241, 132, 0.1), 0 0 16px rgba(55, 241, 132, 0.9);
  transition: opacity 0.45s ease, transform 0.45s cubic-bezier(0.2, 0.75, 0.25, 1), box-shadow 0.45s ease;
}

.how-it-works-section .hiw-camera-marker:hover,
.how-it-works-section .hiw-camera-marker:focus-visible,
.how-it-works-section .hiw-camera-marker.active {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1.28);
  box-shadow: 0 0 0 7px rgba(55, 241, 132, 0.14), 0 0 20px rgba(55, 241, 132, 0.95);
}

.how-it-works-section .hiw-camera-marker:focus-visible {
  outline: 2px solid #dcffe9;
  outline-offset: 4px;
}

.how-it-works-section.hiw-has-entered .hiw-camera-marker.active {
  animation: hiw-camera-ping 1.8s ease-out infinite;
}

.how-it-works-section .steps-controller {
  position: relative;
  display: block;
  min-height: 420px;
  padding: 0;
  border: 0;
}

.how-it-works-section .steps-controller::before {
  display: none;
}

.how-it-works-section .step-card,
.how-it-works-section .step-card.active {
  position: absolute;
  right: 0;
  left: 22px;
  min-height: 112px;
  padding: 8px 12px 8px 15px;
  border: 0 !important;
  border-left: 1px solid transparent !important;
  border-radius: 0;
  background: transparent !important;
  box-shadow: none !important;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: none;
  transition: opacity 0.65s ease, visibility 0s linear 0.65s;
}

.how-it-works-section .step-card[data-step="1"] { top: calc(50% - 55px); }
.how-it-works-section .step-card[data-step="2"] { top: 73%; }
.how-it-works-section .step-card[data-step="3"] { top: 6%; }

.how-it-works-section .step-card.active {
  z-index: 2;
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  border-left-color: var(--hud-green) !important;
  transition: opacity 0.65s ease, visibility 0s;
  animation: hiw-card-unfold 0.82s 0.35s cubic-bezier(0.2, 0.75, 0.25, 1) both;
}

.how-it-works-section .step-number {
  color: var(--hud-green);
  font-size: 0.69rem;
  letter-spacing: 0.09em;
}

.how-it-works-section .step-title {
  margin-bottom: 8px;
  font-size: 1.25rem;
  letter-spacing: -0.025em;
}

.how-it-works-section .step-text {
  max-width: 300px;
  font-size: 0.92rem;
  line-height: 1.5;
}

.how-it-works-section .step-progress-bar { display: none; }

.how-it-works-section .hiw-connectors {
  position: absolute;
  z-index: 4;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
  pointer-events: none;
}

.how-it-works-section .hiw-route {
  fill: none;
  stroke: var(--hud-green);
  stroke-width: 1.15;
  stroke-linecap: round;
  stroke-linejoin: round;
  vector-effect: non-scaling-stroke;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  opacity: 0;
  filter: drop-shadow(0 0 1.5px var(--hud-green-glow));
  transition: stroke-dashoffset 1.75s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.6s ease;
}

.how-it-works-section .hiw-route.route-active {
  stroke-dashoffset: 0;
  opacity: 0.9;
}

.how-it-works-section .hiw-footer-note {
  position: relative;
  z-index: 5;
  min-height: 42px;
  transition: opacity 0.45s ease;
}

.how-it-works-section.hiw-is-idle .hiw-footer-note { opacity: 0; }

.how-it-works-section.hiw-is-idle .step-card.active {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  animation: none;
}

.how-it-works-section.hiw-is-idle .step-card.active .step-text {
  animation: none;
}

.how-it-works-section .step-card.active .step-text {
  animation: hiw-copy-unfold 0.5s 0.55s both;
}

@keyframes hiw-card-unfold {
  from { clip-path: inset(0 100% 0 0); opacity: 0.2; }
  to { clip-path: inset(0 0 0 0); opacity: 1; }
}

@keyframes hiw-copy-unfold {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes hiw-camera-ping {
  0%, 100% { box-shadow: 0 0 0 4px rgba(55, 241, 132, 0.08), 0 0 14px rgba(55, 241, 132, 0.72); }
  50% { box-shadow: 0 0 0 9px rgba(55, 241, 132, 0), 0 0 19px rgba(55, 241, 132, 0.95); }
}

@media (max-width: 900px) {
  .how-it-works-section .how-it-works-stage,
  .how-it-works-section .steps-controller { min-height: 340px; }
  .how-it-works-section .step-card[data-step="2"] { top: 68%; }
  .how-it-works-section .step-card[data-step="3"] { top: 4%; }
}

@media (max-width: 640px) {
  .how-it-works-section .how-it-works-stage { min-height: auto; }
  .how-it-works-section .hiw-product-scene { min-height: 250px; }
  .how-it-works-section .steps-controller {
    min-height: 190px;
    margin-top: 8px;
    border-left: 1px solid rgba(255, 255, 255, 0.12);
  }
  .how-it-works-section .step-card,
  .how-it-works-section .step-card.active { left: 12px; min-height: 130px; }
  .how-it-works-section .step-card[data-step="1"] { top: 35px; }
  .how-it-works-section .step-card[data-step="2"] { top: 50px; }
  .how-it-works-section .step-card[data-step="3"] { top: 20px; }
  .how-it-works-section .hiw-connectors { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .how-it-works-section .hiw-route,
  .how-it-works-section .step-card.active .step-text { transition: none; animation: none; }
}

/* Full-bleed model selector: remove the floating panel and blank outer gutter. */
#colors.colors-section {
  min-height: 100vh;
  padding: 0;
  align-items: stretch;
  background: var(--bg-light-surface);
}

#colors .colors-container {
  width: 100%;
  max-width: none;
  min-height: 100vh;
  margin: 0;
  padding: clamp(28px, 5vh, 56px) clamp(20px, 5vw, 88px) 112px;
  box-sizing: border-box;
  border-radius: 0;
  box-shadow: none;
  justify-content: center;
}

/* Innovations bento cards as a swipeable, one-card-at-a-time slider. */
#innovations.bento-section {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 20px;
  padding-left: 4%;
  padding-right: 4%;
}

#innovations .bento-grid {
  display: flex;
  width: 100%;
  gap: 16px;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  scroll-padding-inline: 14%;
  scroll-behavior: smooth;
  overscroll-behavior-x: contain;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding: 4px 0;
  cursor: grab;
  user-select: none;
}

#innovations .bento-grid.is-dragging { cursor: grabbing; }

#innovations .bento-grid::-webkit-scrollbar { display: none; }

#innovations .bento-grid::before,
#innovations .bento-grid::after {
  content: "";
  flex: 0 0 calc(14% - 16px);
  pointer-events: none;
}

#innovations .bento-card,
#innovations .bento-touch,
#innovations .bento-discrete,
#innovations .bento-featherlight,
#innovations .bento-lens,
#innovations .bento-unisex {
  flex: 0 0 72%;
  width: 72%;
  min-width: 0;
  min-height: clamp(360px, 64vh, 620px);
  grid-column: auto;
  scroll-snap-align: center;
  scroll-snap-stop: always;
}

#innovations .bento-card { opacity: 0.62; }
#innovations .bento-card.is-current { opacity: 1; }

#innovations .bento-info { padding: 22px clamp(20px, 4vw, 56px) 58px; }
#innovations .bento-title { font-size: clamp(1.2rem, 2vw, 1.8rem); }
#innovations .bento-desc { max-width: 760px; font-size: clamp(0.88rem, 1.15vw, 1.05rem); }

.bento-slider-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 42px;
}

.bento-slider-frame { position: relative; width: 100%; }

.bento-slider-controls {
  position: absolute;
  z-index: 6;
  inset: 0;
  min-height: 0;
  pointer-events: none;
}

.bento-slider-arrow {
  position: absolute;
  top: 50%;
  z-index: 5;
  transform: translateY(-50%);
  display: block;
  width: auto;
  height: auto;
  padding: 8px 12px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 4px;
  background: rgba(7, 10, 12, 0.34);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  cursor: pointer;
  pointer-events: auto;
  backdrop-filter: blur(8px);
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.bento-slider-arrow:hover {
  border-color: var(--hud-green);
  background: rgba(0, 255, 128, 0.12);
  transform: translateY(-50%) scale(1.06);
}

.bento-slider-arrow:disabled {
  opacity: 0.32;
  cursor: default;
}

.bento-slider-arrow:disabled:hover {
  border-color: rgba(255, 255, 255, 0.72);
  background: rgba(7, 10, 12, 0.34);
  transform: translateY(-50%);
}

.bento-slider-prev { left: 2%; }
.bento-slider-next { right: 2%; }

.bento-slider-dots {
  position: absolute;
  left: 50%;
  bottom: 15px;
  display: flex;
  align-items: center;
  gap: 9px;
  transform: translateX(-50%);
  pointer-events: auto;
}

.bento-slider-dot {
  width: 9px;
  height: 9px;
  padding: 0;
  border: 0;
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.3);
  cursor: pointer;
  transition: width 0.3s ease, background 0.3s ease, box-shadow 0.3s ease;
}

.bento-slider-dot[aria-current="true"] {
  width: 10px;
  height: 10px;
  background: var(--hud-green);
  box-shadow: 0 0 12px var(--hud-green-glow);
}

.bento-slider-count {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

@media (max-width: 768px) {
  #innovations.bento-section { gap: 14px; }
  #innovations .bento-grid { gap: 10px; }
  #innovations .bento-grid::before,
  #innovations .bento-grid::after { flex-basis: calc(9% - 10px); }
  #innovations .bento-card,
  #innovations .bento-touch,
  #innovations .bento-discrete,
  #innovations .bento-featherlight,
  #innovations .bento-lens,
  #innovations .bento-unisex {
    flex-basis: 82%;
    width: 82%;
    min-height: clamp(340px, 58vh, 500px);
  }
  #innovations .bento-grid { scroll-padding-inline: 9%; }
  #innovations .bento-info { padding: 18px 16px 54px; }
  .bento-slider-arrow { padding: 7px 8px; font-size: 0.56rem; }
  .bento-slider-prev { left: 1%; }
  .bento-slider-next { right: 1%; }
  .bento-slider-dots { bottom: 12px; gap: 7px; }
}


/* Use case carousel: retain one full-width showcase card per slide. */
#use-cases .section-headline-box {
  align-self: stretch;
  width: 100%;
  max-width: 100%;
  flex: 0 0 auto;
}

#use-cases .section-headline {
  display: block;
  width: 100%;
  max-width: 100%;
}

#use-cases .usecases-slider-frame { width: 100%; }

#use-cases .usecases-grid {
  display: flex;
  width: 100%;
  gap: 0;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  overscroll-behavior-x: contain;
  scrollbar-width: none;
  -ms-overflow-style: none;
  touch-action: auto;
  -webkit-overflow-scrolling: touch;
}

#use-cases .usecases-grid::-webkit-scrollbar { display: none; }

#use-cases .usecase-card {
  flex: 0 0 100%;
  width: 100%;
  min-width: 100%;
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

#use-cases .usecases-slider-dots {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 9px;
  min-height: 34px;
  padding-top: 10px;
}

#use-cases .usecases-slider-dot {
  width: 8px;
  height: 8px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.34);
  cursor: pointer;
  transition: transform 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
}

#use-cases .usecases-slider-dot[aria-current="true"] {
  transform: scale(1.25);
  background: var(--hud-green);
  box-shadow: 0 0 12px var(--hud-green-glow);
}

/* Entertainment carousel: one full-size content card per slide. */
#app-entertainment .entertainment-slider-frame { width: 100%; }

#app-entertainment .entertainment-grid {
  display: flex;
  width: 100%;
  gap: 0;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  overscroll-behavior-x: contain;
  scrollbar-width: none;
  -ms-overflow-style: none;
  touch-action: auto;
  -webkit-overflow-scrolling: touch;
}

#app-entertainment .entertainment-grid::-webkit-scrollbar { display: none; }

#app-entertainment .entertainment-card {
  flex: 0 0 100%;
  width: 100%;
  min-width: 100%;
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

#app-entertainment .entertainment-slider-dots {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 9px;
  min-height: 34px;
  padding-top: 10px;
}

#app-entertainment .entertainment-slider-dot {
  width: 8px;
  height: 8px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.34);
  cursor: pointer;
  transition: transform 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
}

#app-entertainment .entertainment-slider-dot[aria-current="true"] {
  transform: scale(1.25);
  background: var(--hud-green);
  box-shadow: 0 0 12px var(--hud-green-glow);
}

#app-entertainment .entertainment-grid:focus-visible {
  outline: 1px solid rgba(0, 255, 102, 0.45);
  outline-offset: 4px;
}

/* Keep entertainment content stable on hover so the full card UI remains visible. */
#app-entertainment .entertainment-card:hover {
  transform: none;
}

#app-entertainment .entertainment-card:hover .ent-ai-icon,
#app-entertainment .entertainment-card:hover .ent-ai-avatar {
  transform: none;
}

@media (min-width: 769px) {
  #use-cases {
    justify-content: center;
  }
}