/* Tusiye App — Vibrant Dark Theme, Card Layouts & Menu System */

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

:root {
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --primary-glow: rgba(99, 102, 241, 0.4);
  
  --accent: #38bdf8;
  --accent-glow: rgba(56, 189, 248, 0.3);
  
  --secondary: #34d399;
  --secondary-glow: rgba(52, 211, 153, 0.3);
  
  --warning: #fbbf24;
  --danger: #f87171;

  --bg-main: #090d16;
  --bg-gradient: radial-gradient(circle at 15% 15%, rgba(99, 102, 241, 0.15) 0%, transparent 45%),
                radial-gradient(circle at 85% 65%, rgba(56, 189, 248, 0.12) 0%, transparent 45%),
                radial-gradient(circle at 50% 90%, rgba(52, 211, 153, 0.1) 0%, transparent 50%),
                linear-gradient(180deg, #070a12 0%, #0f172a 50%, #090d16 100%);

  --surface-card: linear-gradient(135deg, rgba(30, 41, 59, 0.85) 0%, rgba(15, 23, 42, 0.92) 100%);
  --surface-card-hover: linear-gradient(135deg, rgba(30, 41, 59, 0.98) 0%, rgba(20, 30, 50, 0.98) 100%);
  --surface-glass: rgba(15, 23, 42, 0.85);
  
  --border-card: rgba(255, 255, 255, 0.12);
  --border-glow: rgba(99, 102, 241, 0.35);

  --text-main: #ffffff;
  --text-body: #cbd5e1;
  --text-muted: #94a3b8;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;

  --shadow-card: 0 14px 35px -10px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 30px rgba(99, 102, 241, 0.3);

  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-main);
  background-image: var(--bg-gradient);
  background-attachment: fixed;
  color: var(--text-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  color: var(--text-main);
  font-weight: 700;
  line-height: 1.25;
}

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

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

::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: #090d16;
}
::-webkit-scrollbar-thumb {
  background: #334155;
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

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

.gradient-text {
  background: linear-gradient(135deg, #6366f1 0%, #38bdf8 50%, #34d399 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
  background: rgba(99, 102, 241, 0.15);
  color: #a5b4fc;
  border: 1px solid rgba(99, 102, 241, 0.35);
  backdrop-filter: blur(12px);
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.15);
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--secondary);
  box-shadow: 0 0 10px var(--secondary);
  animation: pulse 1.8s infinite;
}

/* Header & Navigation */
.nav-wrap {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--surface-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-card);
  transition: all var(--transition-normal);
}

.nav-wrap.scrolled {
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  background: rgba(9, 13, 22, 0.95);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 22px;
  font-weight: 800;
  font-family: 'Plus Jakarta Sans', sans-serif;
  color: var(--text-main);
}

.logo img {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.4);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-links a {
  font-weight: 600;
  font-size: 15px;
  color: var(--text-body);
  position: relative;
  padding: 6px 4px;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2.5px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: var(--radius-full);
  transition: width var(--transition-fast);
}

.nav-links a:hover,
.nav-links a.active {
  color: #ffffff;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Menu Toggle Button */
.menu-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.25), rgba(56, 189, 248, 0.25));
  color: #ffffff;
  border: 1px solid var(--border-glow);
  font-weight: 700;
  font-size: 14.5px;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.menu-toggle-btn:hover {
  background: var(--primary);
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.menu-toggle-btn .hamburger-icon {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.menu-toggle-btn .hamburger-icon span {
  width: 18px;
  height: 2px;
  background: #ffffff;
  border-radius: 2px;
  transition: all var(--transition-fast);
}

/* Dedicated Menu Dropdown Card Overlay */
.menu-dropdown-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(4, 7, 17, 0.8);
  backdrop-filter: blur(16px);
  z-index: 1000;
  display: flex;
  align-items: flex-start;
  justify-content: flex-end;
  padding: 90px 40px 0 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}

.menu-dropdown-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.menu-dropdown-card {
  background: #0f172a;
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  width: 320px;
  padding: 28px;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8), var(--shadow-glow);
  transform: translateY(-20px) scale(0.95);
  transition: transform var(--transition-bounce);
}

.menu-dropdown-overlay.active .menu-dropdown-card {
  transform: translateY(0) scale(1);
}

.menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border-card);
}

.menu-close-btn {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  border: none;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast);
}

.menu-close-btn:hover {
  background: rgba(255, 255, 255, 0.25);
}

.menu-dropdown-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.menu-dropdown-links a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 16px;
  font-weight: 600;
  color: #ffffff;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all var(--transition-fast);
}

.menu-dropdown-links a:hover {
  background: var(--primary);
  border-color: var(--primary);
  transform: translateX(4px);
}

.menu-footer {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border-card);
  text-align: center;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 600;
  font-family: 'Plus Jakarta Sans', sans-serif;
  cursor: pointer;
  border: none;
  outline: none;
  transition: all var(--transition-fast);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
  color: #ffffff;
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 35px rgba(99, 102, 241, 0.5);
  color: #ffffff;
}

.btn-outline {
  background: rgba(30, 41, 59, 0.6);
  color: var(--text-main);
  border: 1px solid var(--border-card);
  backdrop-filter: blur(12px);
}

.btn-outline:hover {
  background: rgba(30, 41, 59, 0.95);
  border-color: var(--primary);
  color: #ffffff;
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-ghost:hover {
  background: var(--primary);
  border-color: var(--primary);
}

.btn-sm { padding: 8px 16px; font-size: 13.5px; }
.btn-lg { padding: 16px 32px; font-size: 16.5px; }

/* Hero Section */
.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
  padding: 80px 0 110px 0;
  position: relative;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 24px;
}

.hero .title {
  font-size: 56px;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1.5px;
}

.hero .lead {
  font-size: 19px;
  color: var(--text-body);
  max-width: 540px;
  line-height: 1.65;
}

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

.hero-stats {
  display: flex;
  gap: 32px;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border-card);
  width: 100%;
}

.hero-stats strong {
  font-size: 34px;
  font-weight: 800;
  color: #ffffff;
  display: block;
}

.hero-stats span {
  font-size: 13.5px;
  color: var(--text-muted);
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  perspective: 1000px;
}

.phone-wrapper {
  position: relative;
  z-index: 2;
  transform-style: preserve-3d;
  transition: transform 0.2s ease-out;
}

.phone-mockup {
  width: 320px;
  height: 640px;
  background: #020617;
  border-radius: 46px;
  padding: 12px;
  box-shadow: 
    0 25px 60px -10px rgba(0, 0, 0, 0.8),
    0 0 0 2px rgba(255, 255, 255, 0.15),
    0 0 40px rgba(99, 102, 241, 0.25);
  position: relative;
}

.phone-notch {
  width: 120px;
  height: 24px;
  background: #020617;
  position: absolute;
  top: 18px;
  left: 50%;
  transform: translateX(-50%);
  border-bottom-left-radius: 14px;
  border-bottom-right-radius: 14px;
  z-index: 10;
}

.phone-screen {
  width: 100%;
  height: 100%;
  border-radius: 36px;
  overflow: hidden;
  position: relative;
  background: #0f172a;
}

.screen-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.floating-cards {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.float-chip {
  position: absolute;
  background: rgba(15, 23, 42, 0.92);
  backdrop-filter: blur(16px);
  padding: 12px 18px;
  border-radius: var(--radius-md);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
  border: 1px solid var(--border-card);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13.5px;
  font-weight: 700;
  color: #ffffff;
  z-index: 5;
  animation: floatLevitate 5s ease-in-out infinite alternate;
}

.float-chip .chip-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

.float-chip.chip-1 { top: 70px; left: -45px; animation-delay: 0s; }
.float-chip.chip-2 { top: 290px; right: -55px; animation-delay: 1.5s; }
.float-chip.chip-3 { bottom: 90px; left: -40px; animation-delay: 3s; }

.chip-1 .chip-icon { background: rgba(248, 113, 113, 0.2); color: var(--danger); }
.chip-2 .chip-icon { background: rgba(52, 211, 153, 0.2); color: var(--secondary); }
.chip-3 .chip-icon { background: rgba(99, 102, 241, 0.2); color: var(--primary); }

.hero-glow-1 {
  position: absolute;
  top: 5%;
  right: 5%;
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.3) 0%, transparent 70%);
  filter: blur(50px);
  z-index: 1;
  pointer-events: none;
}

.hero-glow-2 {
  position: absolute;
  bottom: -5%;
  left: 0;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.25) 0%, transparent 70%);
  filter: blur(50px);
  z-index: 1;
  pointer-events: none;
}

section { padding: 90px 0; }

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.section-header h2 { font-size: 40px; letter-spacing: -1px; }
.section-header p { font-size: 18px; color: var(--text-muted); }

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.feature-card {
  background: var(--surface-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  box-shadow: var(--shadow-card);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 20px;
  min-height: 280px;
}

.feature-card:hover {
  background: var(--surface-card-hover);
  transform: translateY(-8px);
  border-color: var(--border-glow);
  box-shadow: 0 20px 40px -10px rgba(99, 102, 241, 0.3);
}

.feature-icon-box {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(56, 189, 248, 0.2));
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  transition: transform var(--transition-bounce);
}

.feature-card:hover .feature-icon-box {
  transform: scale(1.12) rotate(4deg);
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #ffffff;
}

.feature-card h3 { font-size: 22px; color: #ffffff; }
.feature-card p { color: var(--text-body); font-size: 15px; line-height: 1.6; }

/* Live Alert Simulator Section */
.simulator-section {
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.6) 0%, rgba(9, 13, 22, 0.9) 100%);
  border-y: 1px solid var(--border-card);
}

.sim-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: stretch;
}

.sim-controls {
  background: var(--surface-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.sim-filter-tabs {
  display: flex;
  gap: 10px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.sim-tab {
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-size: 13.5px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-body);
  border: 1px solid rgba(255, 255, 255, 0.1);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.sim-tab.active, .sim-tab:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.sim-feed {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-height: 360px;
  overflow-y: auto;
  padding-right: 6px;
}

.sim-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px;
  border-radius: var(--radius-md);
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid var(--border-card);
  transition: all var(--transition-fast);
}

.sim-item:hover { transform: translateX(4px); border-color: var(--border-glow); }

.sim-item-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.sim-item.danger .sim-item-icon { background: rgba(248, 113, 113, 0.2); color: var(--danger); }
.sim-item.warning .sim-item-icon { background: rgba(251, 191, 36, 0.2); color: var(--warning); }
.sim-item.success .sim-item-icon { background: rgba(52, 211, 153, 0.2); color: var(--secondary); }
.sim-item.info .sim-item-icon { background: rgba(99, 102, 241, 0.2); color: var(--primary); }

.sim-item-content h4 {
  font-size: 15.5px;
  color: #ffffff;
  margin-bottom: 4px;
  display: flex;
  justify-content: space-between;
}

.sim-item-time { font-size: 12px; color: var(--text-muted); }
.sim-item-content p { font-size: 14px; color: var(--text-body); }

.sim-map-card {
  position: relative;
  background: #020617;
  border-radius: var(--radius-lg);
  min-height: 420px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border-card);
  display: flex;
  align-items: center;
  justify-content: center;
}

.sim-map-bg {
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.45;
  filter: contrast(1.2) brightness(0.8);
}

.sim-map-overlay {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 36px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(16px);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-card);
  max-width: 340px;
}

.sim-map-overlay h3 { color: #ffffff; margin-bottom: 10px; font-size: 24px; }

/* Screenshots Grid */
.screenshots-shelf {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.shot-card {
  background: var(--surface-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border-card);
  transition: all var(--transition-normal);
  cursor: pointer;
  display: flex;
  flex-direction: column;
}

.shot-card:hover {
  transform: translateY(-10px) scale(1.02);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow);
}

.shot-card img {
  width: 100%;
  height: 420px;
  object-fit: cover;
}

.shot-caption {
  padding: 16px;
  text-align: center;
  font-weight: 700;
  font-size: 15px;
  color: #ffffff;
  background: rgba(15, 23, 42, 0.95);
  border-top: 1px solid var(--border-card);
}

/* Statistics Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.stat-card {
  background: var(--surface-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 36px 24px;
  text-align: center;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-fast);
}

.stat-card:hover { transform: translateY(-6px); border-color: var(--border-glow); }
.stat-card h3 { font-size: 44px; font-weight: 800; margin-bottom: 6px; }
.stat-card p { color: var(--text-muted); font-weight: 600; font-size: 15px; }

/* About Grid */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.about-card-box {
  background: var(--surface-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 44px;
  box-shadow: var(--shadow-card);
}

.about-list {
  list-style: none;
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.about-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
  font-size: 16px;
  color: #ffffff;
}

.about-list li::before {
  content: '✓';
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(52, 211, 153, 0.2);
  color: var(--secondary);
  font-weight: 800;
  font-size: 14px;
}

/* Team Grid */
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.team-card {
  background: var(--surface-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 40px 30px;
  text-align: center;
  box-shadow: var(--shadow-card);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
}

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

.avatar-ring {
  width: 90px;
  height: 90px;
  border-radius: 28px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 20px;
  box-shadow: 0 10px 25px rgba(99, 102, 241, 0.4);
}

.team-card h3 { font-size: 21px; color: #ffffff; margin-bottom: 4px; }
.team-role { color: var(--accent); font-weight: 600; font-size: 14.5px; margin-bottom: 12px; }
.team-card p { color: var(--text-body); font-size: 14.5px; }

/* Testimonials Grid */
.test-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.test-card {
  background: var(--surface-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 24px;
}

.test-quote { font-size: 16.5px; color: var(--text-body); font-style: italic; line-height: 1.65; }
.test-author { display: flex; align-items: center; gap: 14px; }

.test-author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--secondary), var(--accent));
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.test-author-info cite { font-style: normal; font-weight: 700; color: #ffffff; display: block; }
.test-author-info span { font-size: 13px; color: var(--text-muted); }

/* FAQ Accordion */
.faq-accordion {
  max-width: 840px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.acc-item {
  background: var(--surface-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.acc-btn {
  width: 100%;
  padding: 22px 28px;
  background: transparent;
  border: none;
  text-align: left;
  font-size: 17.5px;
  font-weight: 700;
  color: #ffffff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: 'Plus Jakarta Sans', sans-serif;
}

.acc-btn:hover { color: var(--accent); }

.acc-icon {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  transition: all var(--transition-fast);
}

.acc-item.active .acc-icon {
  transform: rotate(45deg);
  background: var(--primary);
  color: #ffffff;
}

.acc-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 28px;
  color: var(--text-body);
  font-size: 15.5px;
  line-height: 1.65;
}

.acc-item.active .acc-panel {
  max-height: 300px;
  padding: 0 28px 24px 28px;
}

/* Contact Grid */
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
}

.contact-card-box {
  background: var(--surface-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 44px;
  box-shadow: var(--shadow-card);
}

.contact-form { display: flex; flex-direction: column; gap: 22px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group label { font-weight: 600; font-size: 14px; color: #ffffff; }

.form-control {
  width: 100%;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-card);
  background: rgba(9, 13, 22, 0.8);
  font-family: inherit;
  font-size: 15px;
  color: #ffffff;
  outline: none;
  transition: all var(--transition-fast);
}

.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-glow);
}

.contact-info-box { display: flex; flex-direction: column; gap: 24px; }

.info-item {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding: 24px;
  background: var(--surface-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}

.info-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(99, 102, 241, 0.2);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}

.info-text h4 { font-size: 17px; color: #ffffff; margin-bottom: 4px; }
.info-text p, .info-text a { color: var(--text-body); font-size: 15px; }
.info-text a:hover { color: var(--accent); }

/* Footer */
.footer {
  background: #040711;
  color: var(--text-muted);
  padding: 80px 0 36px 0;
  margin-top: 60px;
  border-top: 1px solid var(--border-card);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 50px;
  border-bottom: 1px solid var(--border-card);
}

.footer-brand { display: flex; flex-direction: column; gap: 18px; }
.footer-brand .logo { color: #ffffff; }
.footer-brand p { font-size: 15px; max-width: 320px; }

.footer-col h4 { color: #ffffff; font-size: 17px; margin-bottom: 20px; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.footer-col a { color: var(--text-muted); font-size: 15px; }
.footer-col a:hover { color: #ffffff; }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 36px;
  font-size: 14.5px;
}

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(4, 7, 17, 0.85);
  backdrop-filter: blur(16px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}

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

.modal-card {
  background: #0f172a;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  max-width: 500px;
  width: 90%;
  padding: 40px;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8);
  transform: scale(0.9);
  transition: transform var(--transition-bounce);
  position: relative;
  color: #ffffff;
}

.modal-overlay.active .modal-card { transform: scale(1); }

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  border: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  cursor: pointer;
}

.modal-close:hover { background: rgba(255, 255, 255, 0.25); }

.download-options { display: flex; flex-direction: column; gap: 16px; margin-top: 24px; }

.download-btn-store {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  border-radius: var(--radius-md);
  background: #1e293b;
  color: #ffffff;
  border: 1px solid var(--border-card);
  cursor: pointer;
}

.download-btn-store:hover {
  transform: translateY(-3px);
  background: var(--primary);
  border-color: var(--primary);
}

.download-btn-store .store-icon-img {
  width: 30px;
  height: 30px;
  object-fit: contain;
  flex-shrink: 0;
}
.download-btn-store .store-icon { font-size: 30px; }
.download-btn-store div span { display: block; font-size: 11px; text-transform: uppercase; color: var(--text-muted); }
.download-btn-store div strong { font-size: 17px; }

/* Back to Top */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary);
  color: #ffffff;
  border: none;
  box-shadow: var(--shadow-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
  transition: all var(--transition-normal);
  z-index: 90;
}

.back-to-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.back-to-top:hover { transform: translateY(-4px); background: var(--primary-hover); }

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 30px;
  left: 30px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  background: #1e293b;
  border: 1px solid var(--border-card);
  color: #ffffff;
  padding: 14px 22px;
  border-radius: var(--radius-md);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14.5px;
  font-weight: 600;
  animation: toastSlideIn 0.35s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

/* Keyframes & Scroll Animations */
@keyframes floatLevitate {
  0% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-12px) rotate(1deg); }
  100% { transform: translateY(0px) rotate(0deg); }
}

@keyframes pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(52, 211, 153, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(52, 211, 153, 0); }
}

@keyframes toastSlideIn {
  from { transform: translateX(-100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.revealed { opacity: 1; transform: translateY(0); }

.reveal-delay-1 { transition-delay: 0.15s; }
.reveal-delay-2 { transition-delay: 0.3s; }
.reveal-delay-3 { transition-delay: 0.45s; }

/* Responsive Layout */
@media (max-width: 1024px) {
  .hero { grid-template-columns: 1fr; gap: 50px; text-align: center; }
  .hero-content { align-items: center; }
  .hero-stats { justify-content: center; }
  .features-grid, .team-grid, .test-grid { grid-template-columns: repeat(2, 1fr); }
  .screenshots-shelf, .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .sim-container, .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .menu-dropdown-overlay { padding: 90px 20px 0 0; }
}

@media (max-width: 768px) {
  .features-grid, .team-grid, .test-grid, .screenshots-shelf, .stats-grid { grid-template-columns: 1fr; }
  .hero .title { font-size: 38px; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .menu-dropdown-overlay { justify-content: center; padding: 80px 16px 0 16px; }
  .menu-dropdown-card { width: 100%; max-width: 360px; }
}