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

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

:root {
  --bg: #f8fafc;
  --fg: #0f172a;
  --muted: #64748b;
  --accent-cyan: #00F5D4;
  --accent-violet: #9D4EDD;
  --card: #ffffff;
  --border: #e2e8f0;
  --header-bg: #1e293b;
  --header-text: #f1f5f9;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--bg);
  color: var(--fg);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.3s ease;
}

ul {
  list-style: none;
}

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

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: transparent;
  transition: background-color 0.4s ease, box-shadow 0.4s ease;
}

.site-header.scrolled {
  background-color: #ffffff;
  box-shadow: 0 1px 16px rgba(0, 0, 0, 0.06);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.header-logo img {
  height: 36px;
  width: 36px;
  border-radius: 8px;
  object-fit: contain;
  margin-top: -1px;
}

.logo-text {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, #00F5D4, #9D4EDD);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  flex: 1;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
  margin-left: 48px;
}

.nav-menu a {
  font-size: 15px;
  font-weight: 500;
  color: #334155;
  position: relative;
  padding: 4px 0;
  transition: color 0.4s ease;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-violet);
  transition: width 0.3s ease;
}

.nav-menu a:hover {
  color: var(--accent-violet);
}

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

.nav-auth {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-left: auto;
}

.nav-login-text {
  font-size: 15px;
  font-weight: 500;
  color: var(--fg);
  transition: color 0.3s ease;
}

.nav-login-text:hover {
  color: var(--accent-violet);
}

.nav-login {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 22px;
  border-radius: 100px;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-violet));
  color: #0f172a !important;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.3px;
  transition: transform 0.2s ease, box-shadow 0.3s ease, filter 0.3s ease;
  box-shadow: 0 2px 12px rgba(0, 245, 212, 0.2), 0 2px 12px rgba(157, 78, 221, 0.15);
}

.nav-login:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(0, 245, 212, 0.35), 0 6px 24px rgba(157, 78, 221, 0.25);
  filter: brightness(1.08);
}

.nav-login svg {
  opacity: 0.85;
}

.site-header.scrolled .nav-menu a {
  color: var(--fg);
}

.site-header.scrolled .nav-menu a:hover {
  color: var(--accent-violet);
}

.site-header.scrolled .nav-menu a::after {
  background: var(--accent-violet);
}

.site-header.scrolled .nav-login {
  color: #0f172a !important;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  z-index: 1001;
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--fg);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

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

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
  background: #f1f5f9;
}




.site-header.scrolled .hamburger span {
  background: #f1f5f9;
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.mobile-menu.open {
  display: flex;
  opacity: 1;
}

.mobile-menu a {
  font-size: 20px;
  font-weight: 600;
  color: #0f172a;
  transition: color 0.3s ease;
}

.mobile-menu a:hover {
  color: var(--accent-violet);
}

.mobile-menu-close {
  position: absolute;
  top: 20px;
  right: 24px;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border: none;
  background: #f1f5f9;
  border-radius: 50%;
  color: #0f172a;
  transition: background 0.2s, transform 0.2s;
  z-index: 1002;
}

.mobile-menu-close:hover {
  background: #e2e8f0;
  transform: scale(1.1);
}

.mobile-login {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 32px;
  border-radius: 100px;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-violet));
  color: #0f172a !important;
  font-weight: 700;
  font-size: 18px !important;
}

.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--bg);
  overflow: hidden;
  padding-top: 96px;
  padding-bottom: 40px;
}

#particle-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(148, 163, 184, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.08) 1px, Transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(ellipse at center, #000 40%, transparent 80%);
  mask-image: radial-gradient(ellipse at center, #000 40%, transparent 80%);
  pointer-events: none;
  z-index: 1;
}

.hero-glow-cyan {
  position: absolute;
  top: -128px;
  left: -128px;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  background: rgba(0, 245, 212, 0.1);
  filter: blur(80px);
  pointer-events: none;
  z-index: 1;
}

.hero-glow-violet {
  position: absolute;
  bottom: -128px;
  right: -96px;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: rgba(157, 78, 221, 0.1);
  filter: blur(80px);
  pointer-events: none;
  z-index: 1;
}

.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-content {
  padding-right: 20px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(226, 232, 240, 0.8);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  font-size: 13px;
  font-weight: 500;
  color: #0891b2;
  margin-bottom: 24px;
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #06b6d4;
  animation: pulse-dot 1.4s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

.hero-title {
  font-size: 64px;
  font-weight: 800;
  line-height: 1.05;
  margin-bottom: 16px;
  letter-spacing: -2px;
}

.hero-title-gradient {
  background: linear-gradient(120deg, #00F5D4 0%, #9D4EDD 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle-main {
  font-size: 24px;
  font-weight: 600;
  color: #334155;
  margin-bottom: 16px;
}

.hero-subtitle {
  font-size: 16px;
  color: #64748b;
  margin-bottom: 32px;
  line-height: 1.7;
  max-width: 520px;
}

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

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 100px;
  background: linear-gradient(120deg, var(--accent-cyan), var(--accent-violet));
  color: #0f172a;
  font-weight: 600;
  font-size: 15px;
  border: none;
  cursor: pointer;
  transition: box-shadow 0.3s ease;
}

.btn-primary:hover {
  box-shadow: 0 4px 14px -3px rgba(0, 245, 212, 0.45), 0 4px 14px -3px rgba(157, 78, 221, 0.35);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 100px;
  background: transparent;
  color: #334155;
  font-weight: 600;
  font-size: 15px;
  border: 1px solid #cbd5e1;
  cursor: pointer;
  transition: border-color 0.3s ease, color 0.3s ease;
}

.btn-secondary:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
  max-width: 400px;
}

.hero-stat-value {
  font-size: 24px;
  font-weight: 700;
  color: #0f172a;
}

.hero-stat-label {
  font-size: 13px;
  color: #64748b;
  margin-top: 4px;
}

.hero-panel-wrap {
  position: relative;
}

.hero-panel-wrap::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  border-radius: 28px;
  background: linear-gradient(to bottom right, rgba(0, 245, 212, 0.1), rgba(157, 78, 221, 0.1));
  filter: blur(40px);
}

.hero-panel {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(226, 232, 240, 0.8);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-radius: 24px;
  padding: 28px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
  position: relative;
  overflow: hidden;
  animation: hero-float 6s ease-in-out infinite;
}

.hero-panel::after {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(120deg, transparent, #00F5D4, #9D4EDD, transparent);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0.4;
  pointer-events: none;
}

@keyframes hero-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.panel-dots {
  display: flex;
  align-items: center;
  gap: 6px;
}

.panel-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

.panel-live {
  margin-left: auto;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: #94a3b8;
}

.panel-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 24px;
}

.panel-stat-card {
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(226, 232, 240, 0.8);
  padding: 16px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.panel-stat-label {
  font-size: 11px;
  color: #64748b;
}

.panel-stat-value {
  margin-top: 8px;
  font-size: 20px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.panel-code {
  margin-top: 24px;
  border-radius: 12px;
  background: #0f172a;
  border: 1px solid #334155;
  padding: 16px;
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 12.5px;
  line-height: 1.7;
  color: #e2e8f0;
}

.panel-code-comment {
  color: #64748b;
}

.panel-code-keyword {
  color: #c084fc;
}

.panel-code-string {
  color: #67e8f9;
}

.panel-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 20px;
  font-size: 12px;
}

.panel-health {
  display: flex;
  align-items: center;
  gap: 6px;
  color: #059669;
}

.panel-health-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #10b981;
  animation: pulse-dot 1.4s ease-in-out infinite;
}

.panel-nodes {
  color: #94a3b8;
}

.section-padding {
  padding: 80px 0;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 100px;
  background: rgba(157, 78, 221, 0.08);
  border: 1px solid rgba(157, 78, 221, 0.2);
  font-size: 13px;
  font-weight: 600;
  color: var(--accent-violet);
  margin-bottom: 16px;
}

.section-title {
  font-size: 42px;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 16px;
  letter-spacing: -1px;
}

.section-desc {
  font-size: 18px;
  color: var(--muted);
  max-width: 560px;
  line-height: 1.7;
}

.advantages-section {
  position: relative;
  overflow: hidden;
}

.advantages-flow-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

/* --- Mesh Grid --- */
.adv-mesh-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 245, 212, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 245, 212, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at 50% 50%, #000 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 50%, #000 20%, transparent 70%);
  animation: mesh-drift 20s linear infinite;
}

@keyframes mesh-drift {
  0% { background-position: 0 0; }
  100% { background-position: 60px 60px; }
}

/* --- Gradient Sweep --- */
.adv-gradient-sweep {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    120deg,
    transparent 0%,
    transparent 30%,
    rgba(0, 245, 212, 0.04) 45%,
    rgba(157, 78, 221, 0.04) 55%,
    transparent 70%,
    transparent 100%
  );
  background-size: 200% 100%;
  animation: gradient-sweep 8s ease-in-out infinite;
}

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

/* --- Orbs --- */
.adv-flow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
}

.adv-flow-orb-1 {
  width: 400px;
  height: 400px;
  background: rgba(0, 245, 212, 0.1);
  top: -80px;
  right: -60px;
  animation: adv-flow-1 8s ease-in-out infinite;
}

.adv-flow-orb-2 {
  width: 350px;
  height: 350px;
  background: rgba(157, 78, 221, 0.1);
  bottom: -60px;
  left: -40px;
  animation: adv-flow-2 10s ease-in-out infinite;
}

.adv-flow-orb-3 {
  width: 200px;
  height: 200px;
  background: rgba(0, 245, 212, 0.06);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: adv-flow-3 6s ease-in-out infinite;
}

@keyframes adv-flow-1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(-40px, 50px) scale(1.1); }
  66% { transform: translate(20px, -20px) scale(0.95); }
}

@keyframes adv-flow-2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(50px, -40px) scale(1.05); }
  66% { transform: translate(-30px, 30px) scale(1.1); }
}

@keyframes adv-flow-3 {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
  50% { transform: translate(-50%, -50%) scale(1.4); opacity: 1; }
}

/* --- Flow Lines --- */
.adv-flow-line {
  position: absolute;
  height: 1px;
  border-radius: 1px;
  opacity: 0;
}

.adv-flow-line-1 {
  width: 300px;
  top: 25%;
  left: -300px;
  background: linear-gradient(90deg, transparent, rgba(0, 245, 212, 0.4), transparent);
  animation: flow-line-r 12s 0s linear infinite;
}

.adv-flow-line-2 {
  width: 400px;
  top: 55%;
  left: -400px;
  background: linear-gradient(90deg, transparent, rgba(157, 78, 221, 0.35), transparent);
  animation: flow-line-r 15s 4s linear infinite;
}

.adv-flow-line-3 {
  width: 250px;
  top: 80%;
  left: -250px;
  background: linear-gradient(90deg, transparent, rgba(0, 245, 212, 0.3), transparent);
  animation: flow-line-r 10s 7s linear infinite;
}

@keyframes flow-line-r {
  0% { left: -30%; opacity: 0; }
  5% { opacity: 1; }
  95% { opacity: 1; }
  100% { left: 110%; opacity: 0; }
}

/* --- Sparkles --- */
.adv-sparkle {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  animation: sparkle-pulse 3s ease-in-out infinite;
}

.adv-sparkle-1 { top: 15%; left: 20%; background: rgba(0, 245, 212, 0.7); animation-delay: 0s; }
.adv-sparkle-2 { top: 35%; right: 15%; background: rgba(157, 78, 221, 0.7); animation-delay: 0.6s; }
.adv-sparkle-3 { top: 60%; left: 10%; background: rgba(0, 245, 212, 0.6); animation-delay: 1.2s; }
.adv-sparkle-4 { bottom: 20%; right: 25%; background: rgba(157, 78, 221, 0.6); animation-delay: 1.8s; }
.adv-sparkle-5 { top: 45%; left: 45%; background: rgba(0, 245, 212, 0.5); animation-delay: 0.3s; }
.adv-sparkle-6 { bottom: 35%; left: 35%; background: rgba(157, 78, 221, 0.5); animation-delay: 2.2s; }

@keyframes sparkle-pulse {
  0%, 100% { transform: scale(0.5); opacity: 0; box-shadow: none; }
  50% { transform: scale(1.5); opacity: 1; box-shadow: 0 0 12px 2px currentColor; }
}

.advantages-header {
  margin-bottom: 48px;
  position: relative;
  z-index: 1;
}

.advantages-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  position: relative;
  z-index: 1;
}

.advantage-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.03);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  opacity: 0;
  transform: translateY(24px);
}

.advantage-card.visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.6s ease, transform 0.6s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.advantage-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.08);
  border-color: var(--card-color, var(--accent-cyan));
}

.advantage-card-visual {
  position: relative;
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--card-bg);
  overflow: hidden;
}

.adv-visual-icon {
  position: relative;
  z-index: 2;
  width: 64px;
  height: 64px;
}

.adv-visual-icon svg {
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.1));
}

.adv-visual-orb {
  position: absolute;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  filter: blur(30px);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: orb-pulse 4s ease-in-out infinite;
}

.adv-visual-ring {
  position: absolute;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 1.5px dashed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: ring-rotate 12s linear infinite;
}

@keyframes orb-pulse {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.6; }
  50% { transform: translate(-50%, -50%) scale(1.2); opacity: 1; }
}

@keyframes ring-rotate {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

.advantage-card-body {
  padding: 24px;
}

.advantage-card-body h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 8px;
}

.advantage-card-body p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.6;
}

.models-section {
  background: var(--bg);
}

.models-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 48px;
}

.model-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.03);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  opacity: 0;
  transform: translateY(20px);
  cursor: pointer;
}

.model-card.visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.5s ease, transform 0.5s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.model-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
  border-color: var(--accent-cyan);
}

.model-card-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.model-card-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 16px;
  color: #fff;
}

.model-card-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--fg);
}

.model-card-provider {
  font-size: 12px;
  color: var(--muted);
  margin-top: 2px;
}

.model-card-desc {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 16px;
}

.model-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.model-tag {
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 600;
  background: #f1f5f9;
  color: var(--muted);
}

.model-tag.highlight {
  background: rgba(0, 245, 212, 0.1);
  color: var(--accent-cyan);
}

.cta-section {
  background: var(--header-bg);
  padding: 72px 0;
  text-align: center;
}

.cta-title {
  font-size: 42px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
  letter-spacing: -1px;
}

.cta-desc {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 40px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

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

.site-footer {
  background: var(--header-bg);
  color: rgba(255, 255, 255, 0.5);
  padding: 64px 0 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.site-footer .logo-text {
  background: linear-gradient(135deg, #00F5D4, #9D4EDD);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.site-footer .header-logo img {
  height: 36px;
  width: 36px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.7;
  margin-top: 16px;
  max-width: 280px;
}

.footer-col h4 {
  font-size: 14px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.footer-col a {
  display: block;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.5);
  padding: 4px 0;
  transition: color 0.3s ease;
}

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

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-links a {
  color: rgba(255, 255, 255, 0.4);
  transition: color 0.3s ease;
}

.footer-bottom-links a:hover {
  color: var(--accent-cyan);
}

@media (max-width: 1024px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-title {
    font-size: 48px;
  }

  .hero-stats-grid {
    grid-template-columns: 1fr;
  }

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

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

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

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .hero-title {
    font-size: 40px;
  }

  .hero-subtitle-main {
    font-size: 20px;
  }

  .hero-subtitle {
    font-size: 15px;
  }

  .hero-stats {
    gap: 16px;
  }

  .hero-stat-value {
    font-size: 20px;
  }

  .panel-stats-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .section-title {
    font-size: 32px;
  }

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

  .models-grid {
    grid-template-columns: 1fr;
  }

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

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

  .cta-title {
    font-size: 32px;
  }

  .section-padding {
    padding: 56px 0;
  }

  .hero-grid-bg {
    background-size: 32px 32px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 32px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .btn-primary,
  .btn-secondary {
    justify-content: center;
    width: 100%;
  }

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