/* ============================================
   mRetina Suite — Bright Light Theme (iOS Blue)
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ---------- CSS Custom Properties ---------- */
:root {
  --bg-primary: #ffffff;
  --bg-secondary: #f5f7fa;
  --bg-card: rgba(255, 255, 255, 0.85);
  --card-border: rgba(0, 122, 255, 0.12);
  --card-border-hover: rgba(0, 122, 255, 0.35);
  --text-primary: #1c1c1e;
  --text-secondary: #6e6e73;
  --text-muted: #aeaeb2;
  --accent-blue: #007AFF;
  --accent-blue-light: #409CFF;
  --accent-blue-glow: rgba(0, 122, 255, 0.2);
  --accent-indigo: #5856D6;
  --accent-green: #34C759;
  --accent-orange: #FF9500;
  --accent-red: #FF3B30;
  --gradient-hero: linear-gradient(135deg, #f0f5ff 0%, #e8f0fe 40%, #f5f7fa 100%);
  --gradient-blue: linear-gradient(135deg, #007AFF, #409CFF);
  --gradient-card: linear-gradient(135deg, rgba(0, 122, 255, 0.03), rgba(88, 86, 214, 0.03));
  --glass-bg: rgba(255, 255, 255, 0.8);
  --glass-blur: blur(20px);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.06);
  --shadow-glow: 0 8px 40px rgba(0, 122, 255, 0.12);
  --shadow-soft: 0 2px 12px rgba(0, 0, 0, 0.04);
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ---------- Reset & Base ---------- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

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

/* ---------- Utility ---------- */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent-blue);
  margin-bottom: 16px;
}

.section-label::before {
  content: '';
  width: 32px;
  height: 2px;
  background: var(--accent-blue);
  border-radius: 2px;
}

.section-title {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  color: var(--text-primary);
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 640px;
  line-height: 1.8;
}

/* Reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Navigation ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: all var(--transition-smooth);
}

.navbar.scrolled {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  padding: 10px 0;
  box-shadow: 0 1px 8px rgba(0, 0, 0, 0.04);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 1.3rem;
  letter-spacing: -0.5px;
  color: var(--text-primary);
}

.nav-brand .brand-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--gradient-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: #ffffff;
  font-weight: 900;
  box-shadow: 0 4px 15px var(--accent-blue-glow);
}

.nav-brand span {
  color: var(--accent-blue);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  padding: 4px 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-blue);
  border-radius: 2px;
  transition: width var(--transition-smooth);
}

.nav-links a:hover {
  color: var(--text-primary);
}

.nav-links a:hover::after {
  width: 100%;
}

/* ---------- Dropdown ---------- */
.nav-item-dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 12px 0;
  min-width: 200px;
  box-shadow: var(--shadow-card);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-fast);
  list-style: none;
  z-index: 1100;
}

.nav-item-dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu li {
  width: 100%;
}

.dropdown-menu li a {
  padding: 8px 20px;
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.dropdown-menu li a:hover {
  background: rgba(0, 122, 255, 0.05);
  color: var(--accent-blue);
}

.dropdown-menu li a::after {
  display: none !important;
}

.nav-cta {
  padding: 10px 24px;
  background: var(--gradient-blue);
  color: #ffffff !important;
  font-weight: 700 !important;
  border-radius: var(--radius-sm);
  font-size: 0.85rem !important;
  box-shadow: 0 4px 15px var(--accent-blue-glow);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px var(--accent-blue-glow);
}

.nav-cta::after {
  display: none !important;
}

/* Mobile toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

/* ---------- Hero Section ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--gradient-hero);
  overflow: hidden;
}

.hero-canvas {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  filter: blur(140px);
  opacity: 0.25;
  pointer-events: none;
}

.hero-glow-1 {
  top: -200px;
  right: -100px;
  background: var(--accent-blue);
  animation: float-glow 8s ease-in-out infinite;
}

.hero-glow-2 {
  bottom: -200px;
  left: -100px;
  background: var(--accent-indigo);
  animation: float-glow 10s ease-in-out infinite reverse;
}

@keyframes float-glow {

  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }

  50% {
    transform: translate(30px, -30px) scale(1.1);
  }
}

.hero .container {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding-top: 100px;
}

.hero-content {
  max-width: 580px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(0, 122, 255, 0.08);
  border: 1px solid rgba(0, 122, 255, 0.15);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-blue);
  margin-bottom: 28px;
  animation: fadeIn 1s ease 0.2s both;
}

.hero-badge .pulse {
  width: 8px;
  height: 8px;
  background: var(--accent-blue);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.5;
    transform: scale(1.5);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero h1 {
  font-size: clamp(2.8rem, 6vw, 4.2rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -2px;
  margin-bottom: 24px;
  color: var(--text-primary);
  animation: fadeIn 1s ease 0.4s both;
}

.hero h1 .gradient-text {
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-indigo));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 40px;
  animation: fadeIn 1s ease 0.6s both;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  animation: fadeIn 1s ease 0.8s both;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 32px;
  background: var(--gradient-blue);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  box-shadow: 0 8px 30px var(--accent-blue-glow);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0, 122, 255, 0.3);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 32px;
  background: transparent;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(0, 0, 0, 0.12);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-secondary:hover {
  background: rgba(0, 122, 255, 0.04);
  border-color: var(--accent-blue);
  color: var(--accent-blue);
  transform: translateY(-2px);
}

.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 56px;
  padding-top: 32px;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
  animation: fadeIn 1s ease 1s both;
}

.hero-stat h3 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent-blue);
  letter-spacing: -1px;
}

.hero-stat p {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-top: 4px;
}

/* Hero visual */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fadeIn 1.2s ease 0.5s both;
}

.eye-graphic {
  position: relative;
  width: 420px;
  height: 420px;
}

.eye-outer {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid rgba(0, 122, 255, 0.15);
  animation: rotate-slow 30s linear infinite;
}

.eye-outer::before {
  content: '';
  position: absolute;
  top: -4px;
  left: 50%;
  width: 8px;
  height: 8px;
  background: var(--accent-blue);
  border-radius: 50%;
  box-shadow: 0 0 15px var(--accent-blue);
}

.eye-middle {
  position: absolute;
  inset: 40px;
  border-radius: 50%;
  border: 1px solid rgba(88, 86, 214, 0.2);
  animation: rotate-slow 20s linear infinite reverse;
}

.eye-middle::before {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 50%;
  width: 6px;
  height: 6px;
  background: var(--accent-indigo);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--accent-indigo);
}

.eye-inner {
  position: absolute;
  inset: 80px;
  border-radius: 50%;
  border: 1px solid rgba(52, 199, 89, 0.15);
  animation: rotate-slow 15s linear infinite;
}

.eye-core {
  position: absolute;
  inset: 130px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 122, 255, 0.12) 0%, rgba(0, 122, 255, 0.03) 60%, transparent 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: inset 0 0 40px rgba(0, 122, 255, 0.06);
}

.eye-core-icon {
  font-size: 4rem;
  filter: drop-shadow(0 0 20px rgba(0, 122, 255, 0.3));
  animation: pulse-eye 3s ease-in-out infinite;
}

@keyframes rotate-slow {
  to {
    transform: rotate(360deg);
  }
}

@keyframes pulse-eye {

  0%,
  100% {
    transform: scale(1);
    opacity: 0.9;
  }

  50% {
    transform: scale(1.08);
    opacity: 1;
  }
}

/* Floating dots on orbits */
.orbit-dot {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--accent-blue);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-blue);
  animation: orbit-float 6s ease-in-out infinite;
}

.orbit-dot:nth-child(2) {
  animation-delay: -2s;
  background: var(--accent-indigo);
  box-shadow: 0 0 8px var(--accent-indigo);
}

.orbit-dot:nth-child(3) {
  animation-delay: -4s;
  background: var(--accent-green);
  box-shadow: 0 0 8px var(--accent-green);
}

@keyframes orbit-float {

  0%,
  100% {
    opacity: 0.3;
  }

  50% {
    opacity: 1;
  }
}

/* ---------- Products Section ---------- */
.products {
  padding: 120px 0;
  position: relative;
  background: var(--bg-primary);
}

.products-header {
  text-align: center;
  margin-bottom: 72px;
}

.products-header .section-subtitle {
  margin: 0 auto;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.product-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 40px 32px 36px;
  transition: all var(--transition-smooth);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  opacity: 0;
  transition: opacity var(--transition-smooth);
}

.product-card:hover {
  border-color: var(--card-border-hover);
  transform: translateY(-8px);
  box-shadow: var(--shadow-glow);
}

.product-card:hover::before {
  opacity: 1;
}

.product-card.ai-card::before {
  background: var(--gradient-blue);
}

.product-card.school-card::before {
  background: linear-gradient(135deg, var(--accent-indigo), var(--accent-blue));
}

.product-card.books-card::before {
  background: linear-gradient(135deg, var(--accent-orange), var(--accent-red));
}

.product-card.meeting-card::before {
  background: linear-gradient(135deg, var(--accent-green), var(--accent-indigo));
}

.card-icon-wrap {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 24px;
  position: relative;
}

.ai-card .card-icon-wrap {
  background: rgba(0, 122, 255, 0.08);
  border: 1px solid rgba(0, 122, 255, 0.15);
}

.school-card .card-icon-wrap {
  background: rgba(0, 122, 255, 0.08);
  border: 1px solid rgba(0, 122, 255, 0.15);
}

.books-card .card-icon-wrap {
  background: rgba(0, 122, 255, 0.08);
  border: 1px solid rgba(0, 122, 255, 0.15);
}

.meeting-card .card-icon-wrap {
  background: rgba(0, 122, 255, 0.08);
  border: 1px solid rgba(0, 122, 255, 0.15);
}



.product-card h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
  color: var(--text-primary);
}

.product-card .card-description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 24px;
}

.card-platforms {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
}

.platform-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 12px;
  background: var(--bg-secondary);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.card-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.ai-card .card-cta {
  color: var(--accent-blue);
}

.school-card .card-cta {
  color: var(--accent-indigo);
}

.books-card .card-cta {
  color: var(--accent-orange);
}

.card-cta .arrow {
  transition: transform var(--transition-fast);
}

.card-cta:hover .arrow {
  transform: translateX(4px);
}

.card-features {
  list-style: none;
  margin-bottom: 28px;
}

.card-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  padding: 6px 0;
}

.card-features li .check {
  flex-shrink: 0;
  margin-top: 2px;
  font-size: 0.8rem;
}

.ai-card .card-features .check {
  color: var(--accent-blue);
}

.school-card .card-features .check {
  color: var(--accent-indigo);
}

.books-card .card-features .check {
  color: var(--accent-orange);
}

.meeting-card .card-features .check {
  color: var(--accent-green);
}

/* ---------- Features Band ---------- */
.features-band {
  padding: 80px 0;
  background: var(--bg-secondary);
  border-top: 1px solid rgba(0, 0, 0, 0.04);
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.feature-item {
  padding: 24px 16px;
}

.feature-icon {
  font-size: 2rem;
  margin-bottom: 16px;
  display: block;
}

.feature-item h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.feature-item p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ---------- About Section ---------- */
.about {
  padding: 120px 0;
  position: relative;
  background: var(--bg-primary);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: center;
}

.about-visual {
  position: relative;
}

.about-card {
  background: var(--bg-secondary);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--radius-xl);
  padding: 48px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.about-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at center, rgba(0, 122, 255, 0.04), transparent 60%);
  pointer-events: none;
}

.about-card .about-icon {
  font-size: 4rem;
  margin-bottom: 24px;
  display: block;
}

.about-card blockquote {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.9;
  font-style: italic;
  position: relative;
}

.about-card blockquote::before {
  content: '"';
  font-size: 4rem;
  color: var(--accent-blue);
  opacity: 0.25;
  position: absolute;
  top: -20px;
  left: -10px;
  font-family: Georgia, serif;
}

.about-card .author {
  margin-top: 24px;
  font-weight: 700;
  color: var(--text-primary);
  font-style: normal;
}

.about-card .author span {
  display: block;
  font-weight: 400;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.about-content h2 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 24px;
  letter-spacing: -1px;
  color: var(--text-primary);
}

.about-content p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.85;
  margin-bottom: 16px;
}

.about-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.about-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: var(--bg-secondary);
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.about-link-btn:hover {
  background: rgba(0, 122, 255, 0.06);
  border-color: rgba(0, 122, 255, 0.2);
  color: var(--accent-blue);
  transform: translateY(-2px);
}

/* ---------- CTA Section ---------- */
.cta-section {
  padding: 100px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
  background: var(--bg-secondary);
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(0, 122, 255, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.cta-section .container {
  position: relative;
  z-index: 2;
}

.cta-section h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -1px;
  color: var(--text-primary);
}

.cta-section p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---------- Footer ---------- */
.footer {
  padding: 60px 0 32px;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
  background: var(--bg-primary);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand .brand-text {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
  color: var(--text-primary);
}

.footer-brand .brand-text span {
  color: var(--accent-blue);
}

.footer-brand p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 280px;
}

.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 10px;
}

.footer-col a {
  font-size: 0.88rem;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--accent-blue);
}

.footer-bottom {
  padding-top: 28px;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.footer-social {
  display: flex;
  gap: 16px;
}

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-secondary);
  border: 1px solid rgba(0, 0, 0, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  background: rgba(0, 122, 255, 0.08);
  border-color: rgba(0, 122, 255, 0.2);
  color: var(--accent-blue);
  transform: translateY(-2px);
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-stats {
    justify-content: center;
  }

  .hero-visual {
    display: none;
  }



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

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--bg-primary);
    flex-direction: column;
    justify-content: center;
    gap: 24px;
    padding: 40px;
    border-left: 1px solid rgba(0, 0, 0, 0.08);
    transition: right var(--transition-smooth);
    z-index: 999;
    box-shadow: -4px 0 24px rgba(0, 0, 0, 0.08);
  }

  .nav-links.active {
    right: 0;
  }

  .nav-toggle {
    display: flex;
    z-index: 1001;
  }

  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translateY(7px);
  }

  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translateY(-7px);
  }

  .hero h1 {
    font-size: 2.4rem;
    letter-spacing: -1px;
  }

  .hero-stats {
    gap: 24px;
    flex-wrap: wrap;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 2rem;
  }

  .container {
    padding: 0 16px;
  }

  .hero-stat h3 {
    font-size: 1.5rem;
  }

  .products {
    padding: 80px 0;
  }

  .about {
    padding: 80px 0;
  }
}
/* ---------- Discovery Section ---------- */
.discovery-section {
    background: var(--bg-secondary);
    border-top: 1px solid var(--card-border);
    padding: 100px 0;
    margin-top: 60px;
}

.section-header-center {
    text-align: center;
    margin-bottom: 60px;
}

.section-header-center .section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--accent-blue);
    margin-bottom: 16px;
}

.section-header-center .section-label::before {
    content: '';
    width: 32px;
    height: 2px;
    background: var(--accent-blue);
    border-radius: 2px;
}

.section-header-center .section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.section-header-center .section-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 640px;
    line-height: 1.8;
    margin: 0 auto;
}

.discovery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.discovery-card {
    background: var(--bg-card, rgba(255, 255, 255, 0.85));
    border: 1px solid var(--card-border, rgba(0, 122, 255, 0.12));
    border-radius: 28px;
    padding: 48px 32px;
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
}

.discovery-card:hover {
    transform: translateY(-12px);
    border-color: var(--accent-blue);
    box-shadow: 0 24px 48px rgba(0, 122, 255, 0.12);
    background: #fff;
}

.discovery-icon-wrap {
    width: 88px;
    height: 88px;
    background: #fff;
    border-radius: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 28px;
    padding: 16px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(0, 0, 0, 0.04);
    transition: transform 0.4s ease;
}

.discovery-card:hover .discovery-icon-wrap {
    transform: scale(1.1) rotate(5deg);
}

.discovery-icon-wrap img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.discovery-card h3 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 14px;
    letter-spacing: -0.5px;
}

.discovery-card p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.65;
    margin-bottom: 28px;
    flex-grow: 1;
}

.discovery-cta {
    font-size: 1rem;
    font-weight: 700;
    color: var(--accent-blue);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: gap 0.2s ease;
}

.discovery-card:hover .discovery-cta {
    gap: 12px;
}

@media (max-width: 992px) {
    .discovery-grid {
        grid-template-columns: 1fr;
    }

    .discovery-card {
        padding: 40px 24px;
    }
}
/* ---------- Global Video Embed (16:9 Responsive) ---------- */
.video-embed {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(16, 24, 40, 0.08);
  margin-top: 20px;
  background: #000;
}

.video-embed iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}