/* ===================================================
   BrowChat Landing Page — Premium Dark Theme
   =================================================== */

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

:root {
  /* Brand */
  --violet-500: #7c3aed;
  --violet-600: #6d28d9;
  --blue-500: #3b82f6;
  --blue-600: #2563eb;
  --gradient-brand: linear-gradient(135deg, var(--violet-500), var(--blue-500));
  --gradient-brand-hover: linear-gradient(135deg, var(--violet-600), var(--blue-600));

  /* Surfaces */
  --bg-primary: #0a0a0f;
  --bg-secondary: #111118;
  --bg-card: rgba(255, 255, 255, 0.04);
  --bg-card-hover: rgba(255, 255, 255, 0.07);
  --bg-glass: rgba(255, 255, 255, 0.06);
  --bg-dropdown: #181822;

  /* Text */
  --text-primary: #f0f0f5;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;

  /* Border */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(124, 58, 237, 0.3);

  /* Misc */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --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);

  /* Spacing */
  --section-gap: 120px;
  --container-max: 1200px;
  --container-padding: 24px;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
}

/* RTL Support */
html[dir="rtl"] {
  text-align: right;
}
html[dir="rtl"] body {
  font-family: 'Cairo', 'Tajawal', -apple-system, BlinkMacSystemFont, sans-serif;
}
html[dir="rtl"] .hero-title, html[dir="rtl"] .section-title {
  letter-spacing: 0;
}

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

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

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: rgba(124, 58, 237, 0.3);
  border-radius: 99px;
}

/* ---------- Selection ---------- */
::selection {
  background: rgba(124, 58, 237, 0.35);
  color: #fff;
}

/* ===================================================
   Navbar & Language Selector
   =================================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition-smooth);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px) saturate(1.5);
  -webkit-backdrop-filter: blur(20px) saturate(1.5);
  border-bottom: 1px solid var(--border-subtle);
  padding: 10px 0;
}

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

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.navbar-brand svg {
  width: 34px;
  height: 34px;
}

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

.navbar-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition-fast);
  position: relative;
}

.navbar-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-brand);
  border-radius: 99px;
  transition: var(--transition-smooth);
}

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

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Language Selector */
.lang-selector {
  position: relative;
}

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: 99px;
  padding: 6px 12px;
  color: var(--text-primary);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-fast);
}

.lang-toggle:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
}

.lang-flag {
  font-size: 1.1em;
}

.lang-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 160px;
  background: var(--bg-dropdown);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 8px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: var(--transition-fast);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
  z-index: 100;
}

html[dir="rtl"] .lang-dropdown {
  right: auto;
  left: 0;
}

.lang-dropdown.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  width: 100%;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 0.85rem;
  text-align: left;
  cursor: pointer;
  transition: var(--transition-fast);
}

html[dir="rtl"] .lang-option {
  text-align: right;
}

.lang-option:hover, .lang-option.active {
  color: var(--text-primary);
  background: var(--bg-card-hover);
}

.lang-option.active {
  color: #fff;
}

.btn-nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: var(--gradient-brand);
  color: #fff;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 99px;
  border: none;
  cursor: pointer;
  transition: var(--transition-fast);
  box-shadow: 0 4px 20px rgba(124, 58, 237, 0.3);
}

.btn-nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 30px rgba(124, 58, 237, 0.45);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 8px;
}

/* ===================================================
   Mobile Nav
   =================================================== */
.mobile-nav {
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 15, 0.98);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 30px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-smooth);
}

.mobile-nav.active {
  opacity: 1;
  visibility: visible;
}

.mobile-nav a {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

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

.mobile-nav-close {
  position: absolute;
  top: 24px;
  right: 24px;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 8px;
}

html[dir="rtl"] .mobile-nav-close {
  right: auto;
  left: 24px;
}

/* ===================================================
   Hero Section
   =================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: 0;
}

.hero-bg .orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.15;
  animation: orbFloat 15s ease-in-out infinite;
}

.hero-bg .orb-1 { width: 600px; height: 600px; background: var(--violet-500); top: -200px; right: -100px; animation-delay: 0s; }
.hero-bg .orb-2 { width: 400px; height: 400px; background: var(--blue-500); bottom: -100px; left: -100px; animation-delay: -5s; }
.hero-bg .orb-3 { width: 300px; height: 300px; background: #a78bfa; top: 40%; left: 50%; animation-delay: -10s; }

html[dir="rtl"] .hero-bg .orb-1 { right: auto; left: -100px; }
html[dir="rtl"] .hero-bg .orb-2 { left: auto; right: -100px; }

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 1;
  mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black, transparent);
  -webkit-mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black, transparent);
}

.hero .container {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}

.hero-content {
  max-width: 600px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: 99px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 24px;
  backdrop-filter: blur(10px);
}

.hero-badge .badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #22c55e;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.4); }
  50% { opacity: 0.8; box-shadow: 0 0 0 6px rgba(34, 197, 94, 0); }
}

.hero-title {
  font-size: 3.75rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.hero-title .gradient-text {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 500px;
}

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

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  background: var(--gradient-brand);
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 99px;
  border: none;
  cursor: pointer;
  transition: var(--transition-fast);
  box-shadow: 0 4px 25px rgba(124, 58, 237, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 40px rgba(124, 58, 237, 0.5);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  background: var(--bg-glass);
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 600;
  border-radius: 99px;
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  transition: var(--transition-fast);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
  transform: translateY(-2px);
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border-subtle);
}

.hero-stat .stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-stat .stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ===================================================
   Live Counter Badge (Hero Visual)
   =================================================== */
.hero-visual {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.live-counter-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(17, 17, 24, 0.9);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 16px 24px;
  margin-bottom: 30px;
  backdrop-filter: blur(20px);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4), 0 0 20px rgba(34, 197, 94, 0.1);
  animation: float 6s ease-in-out infinite;
}

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

.live-counter-icon {
  width: 40px;
  height: 40px;
  background: rgba(34, 197, 94, 0.1);
  color: #22c55e;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.live-counter-icon::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid rgba(34, 197, 94, 0.3);
  animation: ripple 2s infinite;
}

@keyframes ripple {
  0% { transform: scale(1); opacity: 1; }
  100% { transform: scale(1.5); opacity: 0; }
}

.live-counter-info {
  display: flex;
  flex-direction: column;
}

.live-counter-number {
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1.2;
  color: #fff;
  transition: color 0.3s;
}

.live-counter.pulse .live-counter-number {
  color: #22c55e;
}

.live-counter-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.hero-mockup-wrapper {
  position: relative;
  width: 100%;
  max-width: 480px;
}

.hero-mockup-wrapper img {
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 80px rgba(124, 58, 237, 0.15);
  border: 1px solid var(--border-subtle);
}

.floating-badge {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: rgba(17, 17, 24, 0.9);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  font-size: 0.8rem;
  font-weight: 500;
  white-space: nowrap;
  animation: floatBadge 6s ease-in-out infinite;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.floating-badge svg { flex-shrink: 0; }
.floating-badge.badge-1 { top: 15%; left: -60px; animation-delay: 0s; }
.floating-badge.badge-2 { bottom: 20%; right: -50px; animation-delay: -2s; }
.floating-badge.badge-3 { top: -20px; right: 10%; animation-delay: -4s; }

html[dir="rtl"] .floating-badge.badge-1 { left: auto; right: -60px; }
html[dir="rtl"] .floating-badge.badge-2 { right: auto; left: -50px; }
html[dir="rtl"] .floating-badge.badge-3 { right: auto; left: 10%; }

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

/* ===================================================
   Section Common
   =================================================== */
.section {
  padding: var(--section-gap) 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 64px;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
}

.section-title {
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ===================================================
   Live Activity Feed Section
   =================================================== */
.live-activity {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  position: relative;
  overflow: hidden;
}

.live-feed-wrapper {
  position: relative;
  width: 100%;
  overflow: hidden;
  padding: 20px 0;
}

/* Mask for smooth fade at edges */
.live-feed-wrapper::before,
.live-feed-wrapper::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 100px;
  z-index: 2;
  pointer-events: none;
}
.live-feed-wrapper::before {
  left: 0;
  background: linear-gradient(to right, var(--bg-secondary), transparent);
}
.live-feed-wrapper::after {
  right: 0;
  background: linear-gradient(to left, var(--bg-secondary), transparent);
}

.live-feed-container {
  display: flex;
  gap: 20px;
  width: max-content;
  animation: scrollFeed 40s linear infinite;
}

.live-feed-container:hover {
  animation-play-state: paused;
}

@keyframes scrollFeed {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

html[dir="rtl"] @keyframes scrollFeed {
  0% { transform: translateX(0); }
  100% { transform: translateX(50%); }
}

html[dir="rtl"] .live-feed-wrapper::before {
  left: auto; right: 0; background: linear-gradient(to left, var(--bg-secondary), transparent);
}
html[dir="rtl"] .live-feed-wrapper::after {
  right: auto; left: 0; background: linear-gradient(to right, var(--bg-secondary), transparent);
}

.feed-card {
  width: 320px;
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px;
  flex-shrink: 0;
  transition: var(--transition-fast);
}

.feed-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-2px);
}

.feed-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.feed-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  color: #fff;
}

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

.feed-initials {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}

.feed-time {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.feed-message {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.feed-url {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--blue-500);
  background: rgba(59, 130, 246, 0.1);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.feed-url span {
  overflow: hidden;
  text-overflow: ellipsis;
}

.live-feed-empty {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px;
  color: var(--text-muted);
  gap: 16px;
}

/* ===================================================
   Features Section
   =================================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  position: relative;
  padding: 36px 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  transition: var(--transition-smooth);
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-brand);
  opacity: 0;
  transition: var(--transition-smooth);
}

.feature-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

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

.feature-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-brand);
  border-radius: var(--radius-md);
  margin-bottom: 20px;
  box-shadow: 0 4px 15px rgba(124, 58, 237, 0.25);
}

.feature-icon svg {
  width: 24px;
  height: 24px;
  color: #fff;
}

.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ===================================================
   Use Cases Section
   =================================================== */
.use-cases {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.use-cases-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.use-case-card {
  display: flex;
  gap: 24px;
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition-fast);
}

.use-case-card:hover {
  border-color: rgba(124, 58, 237, 0.4);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.use-case-icon {
  width: 64px;
  height: 64px;
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  flex-shrink: 0;
}

.use-case-content h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.use-case-content p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===================================================
   How It Works Section
   =================================================== */
.steps-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  position: relative;
}

.steps-list::before {
  content: '';
  position: absolute;
  top: 44px;
  left: 16.66%;
  width: 66.66%;
  height: 2px;
  background: linear-gradient(90deg, var(--violet-500), var(--blue-500));
  opacity: 0.3;
}

html[dir="rtl"] .steps-list::before {
  left: auto;
  right: 16.66%;
  background: linear-gradient(-90deg, var(--violet-500), var(--blue-500));
}

.step-item {
  text-align: center;
  position: relative;
}

.step-number {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-brand);
  border-radius: 50%;
  font-size: 1.25rem;
  font-weight: 800;
  color: #fff;
  margin: 0 auto 24px;
  position: relative;
  z-index: 2;
  box-shadow: 0 0 30px rgba(124, 58, 237, 0.3);
}

.step-item h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.step-item p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.65;
  max-width: 280px;
  margin: 0 auto;
}



/* ===================================================
   CTA Section
   =================================================== */
.cta-section {
  padding: 120px 0;
}

.cta-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 80px 40px;
  text-align: center;
  overflow: hidden;
  max-width: 800px;
  margin: 0 auto;
}

.cta-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, rgba(124, 58, 237, 0.15) 0%, transparent 60%);
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.cta-card h2 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

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

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

/* ===================================================
   Footer
   =================================================== */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: 60px 0;
}

.footer .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.25rem;
}

.footer-links {
  display: flex;
  gap: 32px;
  list-style: none;
}

.footer-links a {
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

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

.footer-copy {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ===================================================
   Animations
   =================================================== */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }

/* ===================================================
   Responsive
   =================================================== */
@media (max-width: 992px) {
  .hero .container, .arch-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-content, .arch-content {
    max-width: 100%;
    margin: 0 auto;
  }
  .hero-actions, .arch-content .tech-tags {
    justify-content: center;
  }
  .hero-stats {
    justify-content: center;
  }
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .use-cases-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --section-gap: 80px;
  }
  .navbar-links {
    display: none;
  }
  .mobile-menu-btn {
    display: block;
  }
  .hero-title {
    font-size: 2.5rem;
  }
  .hero-stats {
    flex-wrap: wrap;
    gap: 20px;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .steps-list {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .steps-list::before {
    display: none;
  }
  .cta-card {
    padding: 60px 20px;
  }
  .cta-actions {
    flex-direction: column;
  }
  .cta-actions .btn-primary, .cta-actions .btn-secondary {
    width: 100%;
    justify-content: center;
  }
  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
  }
}