/* ========================================
   InkYear.com — Vibrant Advertising Style
   Neon Gradients · Glassmorphism · Animations
   ======================================== */

/* === Design Tokens === */
:root {
  /* Vibrant palette */
  --c-magenta: #ff006e;
  --c-magenta-light: #ff4d8d;
  --c-purple: #8338ec;
  --c-purple-light: #a463ff;
  --c-blue: #3a86ff;
  --c-blue-dark: #0035bd;
  --c-cyan: #00f5ff;
  --c-cyan-dark: #00b4d8;
  --c-lime: #c1ff00;
  --c-orange: #ff8500;
  --c-yellow: #ffd60a;
  --c-pink: #ff5cad;
  --c-teal: #06d6a0;

  /* Surface */
  --bg-dark: #0a0a1a;
  --bg-dark2: #12122b;
  --bg-card: rgba(255, 255, 255, 0.08);
  --bg-card-solid: #15152e;
  --bg-glass: rgba(18, 18, 43, 0.65);

  --text-primary: #ffffff;
  --text-muted: rgba(255, 255, 255, 0.65);
  --text-dim: rgba(255, 255, 255, 0.4);
  --text-dark: #1a1a2e;
  --text-dark-muted: #555;

  --border-glass: rgba(255, 255, 255, 0.12);
  --border-glow: rgba(0, 245, 255, 0.3);

  /* Gradients */
  --grad-hero: linear-gradient(135deg, #0a0a1a 0%, #1a0a2e 30%, #16213e 60%, #0f3460 100%);
  --grad-neon: linear-gradient(90deg, #ff006e 0%, #8338ec 25%, #3a86ff 50%, #00f5ff 75%, #06d6a0 100%);
  --grad-magenta-cyan: linear-gradient(90deg, #ff006e 0%, #00f5ff 100%);
  --grad-purple-blue: linear-gradient(135deg, #8338ec 0%, #3a86ff 100%);
  --grad-orange-pink: linear-gradient(135deg, #ff8500 0%, #ff006e 100%);
  --grad-cyan-lime: linear-gradient(135deg, #00f5ff 0%, #c1ff00 100%);
  --grad-card-1: linear-gradient(135deg, #ff006e 0%, #8338ec 100%);
  --grad-card-2: linear-gradient(135deg, #3a86ff 0%, #00f5ff 100%);
  --grad-card-3: linear-gradient(135deg, #ff8500 0%, #ffd60a 100%);
  --grad-card-4: linear-gradient(135deg, #06d6a0 0%, #00f5ff 100%);
  --grad-card-5: linear-gradient(135deg, #8338ec 0%, #ff5cad 100%);
  --grad-card-6: linear-gradient(135deg, #3a86ff 0%, #8338ec 100%);
  --grad-table-header: linear-gradient(135deg, #3a86ff 0%, #8338ec 50%, #ff006e 100%);
  --grad-cta: linear-gradient(135deg, #ff006e 0%, #8338ec 50%, #3a86ff 100%);
  --grad-footer: linear-gradient(180deg, #0a0a1a 0%, #12122b 100%);

  /* Shadows */
  --shadow-glow-magenta: 0 0 20px rgba(255, 0, 110, 0.4), 0 0 40px rgba(255, 0, 110, 0.15);
  --shadow-glow-cyan: 0 0 20px rgba(0, 245, 255, 0.4), 0 0 40px rgba(0, 245, 255, 0.15);
  --shadow-glow-purple: 0 0 20px rgba(131, 56, 236, 0.4), 0 0 40px rgba(131, 56, 236, 0.15);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-card-hover: 0 12px 48px rgba(0, 0, 0, 0.5), 0 0 24px rgba(0, 245, 255, 0.2);
  --shadow-float: 0 4px 24px rgba(0, 0, 0, 0.3);

  /* Radius */
  --r-sm: 8px;
  --r-md: 16px;
  --r-lg: 24px;
  --r-xl: 32px;
  --r-full: 999px;

  --header-h: 68px;
  --max-w: 1280px;
  --t-fast: 0.2s ease;
  --t-normal: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --t-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, 'Noto Sans CJK SC', 'Microsoft YaHei', sans-serif;
  color: var(--text-primary);
  background: var(--bg-dark);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Animated background mesh */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: -2;
  background:
    radial-gradient(ellipse at 15% 20%, rgba(131, 56, 236, 0.15) 0%, transparent 40%),
    radial-gradient(ellipse at 85% 70%, rgba(255, 0, 110, 0.12) 0%, transparent 40%),
    radial-gradient(ellipse at 50% 50%, rgba(0, 245, 255, 0.08) 0%, transparent 50%);
  animation: bgShift 20s ease-in-out infinite;
}

@keyframes bgShift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(-20px, 10px) scale(1.05); }
  66% { transform: translate(20px, -15px) scale(0.98); }
}

a {
  color: var(--c-cyan);
  text-decoration: none;
  transition: color var(--t-fast);
}

a:hover { color: var(--c-magenta-light); }

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

::selection { background: var(--c-magenta); color: #fff; }

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-dark2); }
::-webkit-scrollbar-thumb { background: var(--grad-neon); border-radius: var(--r-full); }

/* === Layout === */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 80px 0; position: relative; }

.section--alt {
  background: linear-gradient(180deg, rgba(18, 18, 43, 0.5) 0%, rgba(10, 10, 26, 0.8) 100%);
}

/* Gradient text */
.section__title {
  font-size: 2.4rem;
  font-weight: 900;
  text-align: center;
  margin-bottom: 12px;
  background: var(--grad-neon);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shimmerText 4s linear infinite;
  text-transform: uppercase;
  letter-spacing: -0.5px;
}

@keyframes shimmerText {
  to { background-position: 200% center; }
}

.section__subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  text-align: center;
  margin-bottom: 56px;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

/* === Header / Glassmorphism Nav === */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  background: var(--bg-glass);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border-glass);
  z-index: 1000;
  transition: all var(--t-normal);
}

.site-header.scrolled {
  background: rgba(10, 10, 26, 0.85);
  border-bottom-color: rgba(0, 245, 255, 0.2);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5), 0 0 1px rgba(0, 245, 255, 0.3);
}

.nav {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: -0.5px;
  background: var(--grad-magenta-cyan);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 30px rgba(255, 0, 110, 0.3);
}

.nav__logo span {
  background: var(--grad-cyan-lime);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}

.nav__link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  position: relative;
  padding: 6px 0;
  transition: color var(--t-fast);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--grad-neon);
  border-radius: var(--r-full);
  transition: width var(--t-normal);
  box-shadow: 0 0 8px rgba(0, 245, 255, 0.5);
}

.nav__link:hover::after,
.nav__link.active::after { width: 100%; }

.nav__link:hover, .nav__link.active {
  background: var(--grad-neon);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav__cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 24px;
  background: var(--grad-magenta-cyan);
  color: #fff;
  border-radius: var(--r-full);
  font-size: 0.9rem;
  font-weight: 700;
  transition: all var(--t-normal);
  box-shadow: 0 0 15px rgba(255, 0, 110, 0.4);
}

.nav__cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(255, 0, 110, 0.6), 0 0 60px rgba(0, 245, 255, 0.3);
  color: #fff;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav__toggle span {
  width: 26px; height: 3px;
  background: var(--c-cyan);
  border-radius: var(--r-full);
  transition: var(--t-normal);
  box-shadow: 0 0 6px rgba(0, 245, 255, 0.5);
}

/* === HERO === */
.hero {
  position: relative;
  min-height: 680px;
  display: flex;
  align-items: center;
  background: var(--grad-hero);
  color: #fff;
  padding: 100px 0 80px;
  margin-top: var(--header-h);
  overflow: hidden;
}

/* Floating neon blobs */
.hero::before {
  content: '';
  position: absolute;
  width: 500px; height: 500px;
  top: -100px; right: -100px;
  background: radial-gradient(circle, rgba(255, 0, 110, 0.25) 0%, transparent 60%);
  border-radius: 50%;
  filter: blur(40px);
  animation: floatBlob 12s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  width: 400px; height: 400px;
  bottom: -80px; left: -80px;
  background: radial-gradient(circle, rgba(0, 245, 255, 0.2) 0%, transparent 60%);
  border-radius: 50%;
  filter: blur(40px);
  animation: floatBlob 15s ease-in-out infinite reverse;
}

@keyframes floatBlob {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -20px) scale(1.1); }
  66% { transform: translate(-20px, 30px) scale(0.95); }
}

/* Grid pattern overlay */
.hero .container::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image:
    linear-gradient(rgba(0, 245, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 245, 255, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  z-index: 0;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 20px;
  background: rgba(0, 245, 255, 0.1);
  border: 1px solid rgba(0, 245, 255, 0.3);
  border-radius: var(--r-full);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--c-cyan);
  margin-bottom: 24px;
  backdrop-filter: blur(10px);
  animation: pulseBadge 3s ease-in-out infinite;
}

@keyframes pulseBadge {
  0%, 100% { box-shadow: 0 0 10px rgba(0, 245, 255, 0.3); }
  50% { box-shadow: 0 0 25px rgba(0, 245, 255, 0.6), 0 0 50px rgba(0, 245, 255, 0.2); }
}

.hero__title {
  font-size: 3.5rem;
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -1px;
}

.hero__title span {
  background: var(--grad-magenta-cyan);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 20px rgba(255, 0, 110, 0.4));
}

.hero__desc {
  font-size: 1.2rem;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 36px;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--r-full);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--t-normal);
  position: relative;
  overflow: hidden;
}

.btn--primary {
  background: var(--grad-magenta-cyan);
  background-size: 200% auto;
  color: #fff;
  box-shadow: 0 4px 20px rgba(255, 0, 110, 0.4);
}

.btn--primary:hover {
  background-position: right center;
  transform: translateY(-3px);
  box-shadow: 0 8px 40px rgba(255, 0, 110, 0.5), 0 0 60px rgba(0, 245, 255, 0.3);
  color: #fff;
}

/* Shimmer sweep on buttons */
.btn--primary::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transition: left 0.6s ease;
}

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

.btn--outline {
  background: rgba(0, 245, 255, 0.05);
  border-color: rgba(0, 245, 255, 0.4);
  color: var(--c-cyan);
  backdrop-filter: blur(10px);
}

.btn--outline:hover {
  border-color: var(--c-cyan);
  background: rgba(0, 245, 255, 0.15);
  color: #fff;
  box-shadow: 0 0 30px rgba(0, 245, 255, 0.3);
}

.hero__stats {
  display: flex;
  gap: 40px;
  margin-top: 56px;
  flex-wrap: wrap;
}

.hero__stat { text-align: left; }

.hero__stat-num {
  font-size: 2.4rem;
  font-weight: 900;
  background: var(--grad-magenta-cyan);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 12px rgba(255, 0, 110, 0.3));
}

.hero__stat-label {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* === Product Cards === */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 28px;
}

.product-card {
  background: var(--bg-card-solid);
  border: 1px solid var(--border-glass);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: all var(--t-normal);
  position: relative;
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--grad-neon);
  opacity: 0;
  transition: opacity var(--t-normal);
}

.product-card:hover {
  transform: translateY(-8px);
  border-color: rgba(0, 245, 255, 0.3);
  box-shadow: var(--shadow-card-hover);
}

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

.product-card__header {
  padding: 28px;
  position: relative;
  overflow: hidden;
}

/* Assign gradient per card */
.product-card:nth-child(6n+1) .product-card__header { background: var(--grad-card-1); }
.product-card:nth-child(6n+2) .product-card__header { background: var(--grad-card-2); }
.product-card:nth-child(6n+3) .product-card__header { background: var(--grad-card-3); }
.product-card:nth-child(6n+4) .product-card__header { background: var(--grad-card-4); }
.product-card:nth-child(6n+5) .product-card__header { background: var(--grad-card-5); }
.product-card:nth-child(6n+6) .product-card__header { background: var(--grad-card-6); }

.product-card__header::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(135deg, transparent 40%, rgba(255,255,255,0.1) 50%, transparent 60%);
  background-size: 200% 200%;
  animation: shimmerCard 3s ease-in-out infinite;
}

@keyframes shimmerCard {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.product-card__icon {
  font-size: 2.2rem;
  margin-bottom: 8px;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2));
  position: relative;
  z-index: 1;
}

.product-card__title {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 4px;
  position: relative;
  z-index: 1;
}

.product-card__subtitle {
  font-size: 0.85rem;
  opacity: 0.85;
  position: relative;
  z-index: 1;
}

.product-card__body { padding: 24px 28px; }

.product-card__desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 16px;
  line-height: 1.65;
}

.product-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(0, 245, 255, 0.1);
  border: 1px solid rgba(0, 245, 255, 0.2);
  border-radius: var(--r-full);
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--c-cyan);
}

.product-card__footer { padding: 0 28px 28px; }

.product-card__link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--c-magenta-light);
  transition: gap var(--t-fast), color var(--t-fast);
}

.product-card__link:hover { gap: 10px; color: var(--c-cyan); }

/* === Spec Tables === */
.spec-table-wrapper {
  overflow-x: auto;
  border-radius: var(--r-md);
  border: 1px solid var(--border-glass);
  margin: 24px 0;
  background: var(--bg-card-solid);
  box-shadow: var(--shadow-card);
}

.spec-table-wrapper::-webkit-scrollbar { height: 6px; }
.spec-table-wrapper::-webkit-scrollbar-thumb { background: var(--grad-neon); border-radius: var(--r-full); }

.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  min-width: 600px;
}

.spec-table caption {
  padding: 18px 24px;
  background: var(--grad-table-header);
  color: #fff;
  font-size: 1rem;
  font-weight: 800;
  text-align: left;
  caption-side: top;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.spec-table thead { background: rgba(131, 56, 236, 0.15); }

.spec-table th {
  padding: 14px 18px;
  text-align: left;
  font-weight: 700;
  color: var(--c-cyan);
  border-bottom: 2px solid rgba(0, 245, 255, 0.2);
  white-space: nowrap;
  text-transform: uppercase;
  font-size: 0.82rem;
  letter-spacing: 0.5px;
}

.spec-table td {
  padding: 12px 18px;
  border-bottom: 1px solid var(--border-glass);
  color: rgba(255, 255, 255, 0.8);
  vertical-align: top;
}

.spec-table tbody tr:nth-child(even) {
  background: rgba(255, 255, 255, 0.03);
}

.spec-table tbody tr:hover {
  background: rgba(0, 245, 255, 0.06);
}

.spec-table .spec-label {
  font-weight: 700;
  color: var(--c-cyan);
  white-space: nowrap;
  background: rgba(131, 56, 236, 0.1);
  width: 200px;
}

/* Comparison Table */
.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  margin: 24px 0;
  background: var(--bg-card-solid);
  border-radius: var(--r-md);
  overflow: hidden;
}

.compare-table th,
.compare-table td {
  padding: 12px 16px;
  border: 1px solid var(--border-glass);
  text-align: center;
  color: rgba(255, 255, 255, 0.8);
}

.compare-table thead th {
  background: var(--grad-table-header);
  color: #fff;
  font-weight: 800;
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.5px;
}

.compare-table thead th:first-child { text-align: left; }

.compare-table tbody th {
  background: rgba(131, 56, 236, 0.12);
  font-weight: 700;
  color: var(--c-cyan);
  text-align: left;
}

/* === Product Category === */
.product-category {
  background: var(--bg-card-solid);
  border: 1px solid var(--border-glass);
  border-radius: var(--r-xl);
  padding: 36px;
  margin-bottom: 40px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.product-category::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--grad-neon);
}

.product-category__header {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-glass);
}

.product-category__num {
  flex-shrink: 0;
  width: 52px; height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--grad-magenta-cyan);
  color: #fff;
  font-size: 1.4rem;
  font-weight: 900;
  border-radius: 50%;
  box-shadow: 0 0 20px rgba(255, 0, 110, 0.3);
}

.product-category__title {
  font-size: 1.6rem;
  font-weight: 800;
  background: var(--grad-neon);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 4px;
}

.product-category__desc {
  font-size: 0.95rem;
  color: var(--text-muted);
}

.product-category__features {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 16px 0 24px;
}

.product-category__features li {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.88rem;
  color: var(--text-muted);
  padding: 4px 12px;
  background: rgba(6, 214, 160, 0.08);
  border: 1px solid rgba(6, 214, 160, 0.2);
  border-radius: var(--r-full);
}

.product-category__features li::before {
  content: '\2713';
  color: var(--c-teal);
  font-weight: 800;
  text-shadow: 0 0 6px rgba(6, 214, 160, 0.5);
}

/* === App Cards === */
.app-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.app-card {
  background: var(--bg-card-solid);
  border: 1px solid var(--border-glass);
  border-radius: var(--r-lg);
  padding: 32px;
  transition: all var(--t-normal);
  position: relative;
  overflow: hidden;
}

.app-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 3px;
  background: var(--grad-cyan-lime);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-normal);
}

.app-card:hover::before { transform: scaleX(1); }

.app-card:hover {
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(0, 245, 255, 0.3);
  transform: translateY(-4px);
}

.app-card__icon {
  width: 60px; height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 245, 255, 0.1);
  border: 1px solid rgba(0, 245, 255, 0.2);
  border-radius: var(--r-md);
  font-size: 1.8rem;
  margin-bottom: 18px;
  box-shadow: 0 0 15px rgba(0, 245, 255, 0.1);
}

.app-card__title {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--c-cyan);
  margin-bottom: 8px;
}

.app-card__desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 16px;
  line-height: 1.65;
}

.app-card__list { list-style: none; font-size: 0.85rem; }

.app-card__list li {
  padding: 5px 0;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.app-card__list li::before {
  content: '\25B6';
  color: var(--c-magenta);
  font-size: 0.6rem;
  text-shadow: 0 0 4px rgba(255, 0, 110, 0.5);
}

/* === Cert Badges === */
.cert-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: center;
}

.cert-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 28px 36px;
  background: var(--bg-card-solid);
  border: 1px solid var(--border-glass);
  border-radius: var(--r-lg);
  min-width: 150px;
  transition: all var(--t-normal);
  position: relative;
  overflow: hidden;
}

.cert-badge::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--grad-purple-blue);
  opacity: 0;
  transition: opacity var(--t-normal);
  z-index: 0;
}

.cert-badge:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow-purple);
  border-color: rgba(131, 56, 236, 0.4);
}

.cert-badge:hover::before { opacity: 0.08; }

.cert-badge > * { position: relative; z-index: 1; }

.cert-badge__icon { font-size: 2.2rem; }

.cert-badge__name {
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--c-cyan);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.cert-badge__org {
  font-size: 0.76rem;
  color: var(--text-muted);
}

/* === Feature Grid === */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.feature-item {
  text-align: center;
  padding: 28px;
  border-radius: var(--r-lg);
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  transition: all var(--t-normal);
}

.feature-item:hover {
  background: var(--bg-card-solid);
  border-color: rgba(0, 245, 255, 0.2);
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow-cyan);
}

.feature-item__icon {
  width: 68px; height: 68px;
  margin: 0 auto 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--grad-purple-blue);
  border-radius: 50%;
  font-size: 1.8rem;
  box-shadow: 0 0 20px rgba(131, 56, 236, 0.3);
}

.feature-item__title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--c-cyan);
  margin-bottom: 8px;
}

.feature-item__desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* === Contact === */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-info__item {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
  align-items: flex-start;
}

.contact-info__icon {
  flex-shrink: 0;
  width: 48px; height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--grad-purple-blue);
  border-radius: var(--r-sm);
  font-size: 1.3rem;
  box-shadow: 0 0 15px rgba(131, 56, 236, 0.3);
}

.contact-info__label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 2px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.contact-info__value {
  font-size: 1rem;
  font-weight: 700;
  color: var(--c-cyan);
}

/* Contact Form */
.contact-form {
  background: var(--bg-card-solid);
  border: 1px solid var(--border-glass);
  border-radius: var(--r-xl);
  padding: 36px;
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}

.contact-form::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--grad-neon);
}

.form-group { margin-bottom: 20px; }

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--c-cyan);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-glass);
  border-radius: var(--r-sm);
  font-size: 0.9rem;
  font-family: inherit;
  color: #fff;
  background: rgba(255, 255, 255, 0.05);
  transition: all var(--t-normal);
}

.form-input::placeholder,
.form-textarea::placeholder { color: var(--text-dim); }

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--c-cyan);
  background: rgba(0, 245, 255, 0.05);
  box-shadow: 0 0 0 3px rgba(0, 245, 255, 0.15), 0 0 20px rgba(0, 245, 255, 0.1);
}

.form-select option { background: var(--bg-dark2); color: #fff; }

.form-textarea { min-height: 120px; resize: vertical; }

.form-submit {
  width: 100%;
  padding: 14px;
  background: var(--grad-magenta-cyan);
  background-size: 200% auto;
  color: #fff;
  border: none;
  border-radius: var(--r-full);
  font-size: 0.95rem;
  font-weight: 800;
  cursor: pointer;
  transition: all var(--t-normal);
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: 0 4px 20px rgba(255, 0, 110, 0.4);
}

.form-submit:hover {
  background-position: right center;
  box-shadow: 0 8px 30px rgba(255, 0, 110, 0.5), 0 0 50px rgba(0, 245, 255, 0.2);
}

/* === Footer === */
.site-footer {
  background: var(--grad-footer);
  color: var(--text-muted);
  padding: 56px 0 28px;
  border-top: 1px solid var(--border-glass);
  position: relative;
  overflow: hidden;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: var(--grad-neon);
  opacity: 0.5;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 32px;
}

.footer-brand__logo {
  font-size: 1.5rem;
  font-weight: 900;
  color: #fff;
  margin-bottom: 14px;
  background: var(--grad-magenta-cyan);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.footer-brand__desc {
  font-size: 0.88rem;
  line-height: 1.75;
  margin-bottom: 16px;
}

.footer-col__title {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--c-cyan);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.footer-col__list { list-style: none; }

.footer-col__list li { margin-bottom: 8px; }

.footer-col__list a {
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: all var(--t-fast);
}

.footer-col__list a:hover {
  color: var(--c-cyan);
  text-shadow: 0 0 8px rgba(0, 245, 255, 0.4);
}

.footer-bottom {
  border-top: 1px solid var(--border-glass);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* === Breadcrumb === */
.breadcrumb {
  display: flex;
  gap: 8px;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: calc(var(--header-h) + 24px);
  padding-bottom: 8px;
}

.breadcrumb a { color: var(--c-cyan); }
.breadcrumb a:hover { color: var(--c-magenta-light); }
.breadcrumb span { color: var(--text-dim); }

/* === Page Header === */
.page-header {
  background: var(--grad-hero);
  color: #fff;
  padding: 100px 0 56px;
  margin-top: var(--header-h);
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: -50%; right: -10%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(131, 56, 236, 0.2) 0%, transparent 60%);
  border-radius: 50%;
  filter: blur(40px);
  animation: floatBlob 12s ease-in-out infinite;
}

.page-header::after {
  content: '';
  position: absolute;
  bottom: -40%; left: -10%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(255, 0, 110, 0.15) 0%, transparent 60%);
  border-radius: 50%;
  filter: blur(40px);
  animation: floatBlob 15s ease-in-out infinite reverse;
}

.page-header > .container { position: relative; z-index: 1; }

.page-header__title {
  font-size: 2.8rem;
  font-weight: 900;
  margin-bottom: 12px;
  background: var(--grad-magenta-cyan);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 20px rgba(255, 0, 110, 0.3));
  letter-spacing: -0.5px;
}

.page-header__desc {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.7);
  max-width: 640px;
}

/* === CTA Banner === */
.cta-banner {
  background: var(--grad-cta);
  background-size: 200% auto;
  color: #fff;
  padding: 56px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
  animation: gradientShift 6s ease infinite;
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% center; }
  50% { background-position: 100% center; }
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(circle at 30% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 40%);
}

.cta-banner > .container { position: relative; z-index: 1; }

.cta-banner__title {
  font-size: 2rem;
  font-weight: 900;
  margin-bottom: 8px;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.cta-banner__desc {
  font-size: 1.1rem;
  opacity: 0.9;
  margin-bottom: 28px;
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.2);
}

.cta-banner .btn--primary {
  background: #fff;
  color: var(--c-magenta);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
}

.cta-banner .btn--primary:hover {
  background: #fff;
  color: var(--c-purple);
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.35);
}

/* === Scroll Reveal Animation === */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* === Responsive === */
@media (max-width: 968px) {
  .nav__menu {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0; right: 0;
    flex-direction: column;
    background: rgba(10, 10, 26, 0.95);
    backdrop-filter: blur(20px);
    padding: 20px 24px;
    gap: 16px;
    border-bottom: 1px solid var(--border-glass);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
  }

  .nav__menu.open { display: flex; }
  .nav__toggle { display: flex; }

  .hero__title { font-size: 2.4rem; }
  .hero__stats { gap: 24px; }

  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .page-header__title { font-size: 2rem; }
  .section__title { font-size: 1.8rem; }
}

@media (max-width: 600px) {
  .hero__title { font-size: 1.9rem; }
  .hero__desc { font-size: 1rem; }
  .section__title { font-size: 1.5rem; }

  .product-category { padding: 20px; border-radius: var(--r-lg); }
  .contact-form { padding: 24px; }

  .spec-table { font-size: 0.82rem; }
  .spec-table th, .spec-table td { padding: 8px 10px; }

  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}

/* === Print === */
@media print {
  .site-header, .nav__toggle, .cta-banner, .site-footer { display: none; }

  body { background: #fff; color: #000; }
  body::before { display: none; }

  .hero, .page-header {
    background: #fff;
    color: #000;
    min-height: auto;
    padding: 24px 0;
  }

  .hero__title, .page-header__title,
  .section__title, .product-category__title,
  .nav__logo, .footer-brand__logo {
    -webkit-text-fill-color: currentColor;
    background: none;
  }

  .spec-table-wrapper { overflow: visible; background: #fff; }
  .spec-table td, .spec-table th { color: #000; }
}