/* ==========================================================================
   SKYLOG - Modern Dark Landing Page Styles
   ========================================================================== */

:root {
  --bg-primary: #080b12;
  --bg-secondary: #0e1422;
  --bg-card: rgba(18, 26, 43, 0.7);
  --bg-card-hover: rgba(26, 37, 60, 0.85);
  --bg-glass: rgba(255, 255, 255, 0.03);
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(16, 185, 129, 0.3);
  --border-cyan: rgba(6, 182, 212, 0.3);
  
  --accent-emerald: #10b981;
  --accent-cyan: #06b6d4;
  --accent-sky: #38bdf8;
  --accent-indigo: #6366f1;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  
  --tg-color: #229ed9;
  --tiktok-cyan: #25f4ee;
  --tiktok-pink: #fe2c55;
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --font-main: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-display: 'Outfit', system-ui, -apple-system, sans-serif;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;
  
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 35px rgba(16, 185, 129, 0.18);
  --shadow-glow-cyan: 0 0 35px rgba(6, 182, 212, 0.18);
  --shadow-glow-tg: 0 0 30px rgba(34, 158, 217, 0.25);
  --shadow-glow-tt: 0 0 30px rgba(254, 44, 85, 0.25);
  
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  color-scheme: dark;
  -webkit-tap-highlight-color: transparent;
  width: 100%;
  overflow-x: hidden;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
  width: 100%;
  -webkit-text-size-adjust: 100%;
}

/* Ambient Background Light Effects */
.ambient-glow {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.25;
}

.glow-orb-1 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, #10b981, transparent 70%);
  top: -100px;
  right: -100px;
}

.glow-orb-2 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, #06b6d4, transparent 70%);
  bottom: 20%;
  left: -200px;
}

.glow-orb-3 {
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, #6366f1, transparent 70%);
  top: 45%;
  right: 10%;
  opacity: 0.18;
}

/* Typography Helpers */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}

.gradient-text {
  background: linear-gradient(135deg, #ffffff 10%, #67e8f9 50%, #34d399 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.gradient-text-emerald {
  background: linear-gradient(135deg, #34d399 0%, #06b6d4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-text-cyan {
  background: linear-gradient(135deg, #38bdf8 0%, #818cf8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

p {
  color: var(--text-secondary);
}

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

/* Layout */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

section {
  padding: 100px 0;
  position: relative;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  background: rgba(16, 185, 129, 0.12);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.25);
  letter-spacing: 0.02em;
}

.badge-cyan {
  background: rgba(6, 182, 212, 0.12);
  color: #38bdf8;
  border-color: rgba(6, 182, 212, 0.25);
}

.badge-tg {
  background: rgba(34, 158, 217, 0.15);
  color: #38bdf8;
  border-color: rgba(34, 158, 217, 0.3);
}

.badge-tiktok {
  background: rgba(254, 44, 85, 0.15);
  color: #ff5c8a;
  border-color: rgba(254, 44, 85, 0.3);
}

.badge-yt {
  background: rgba(255, 0, 0, 0.15);
  color: #ff5252;
  border-color: rgba(255, 0, 0, 0.3);
}

.badge-pinterest {
  background: rgba(230, 0, 35, 0.15);
  color: #ff5270;
  border-color: rgba(230, 0, 35, 0.3);
}

.badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: #10b981;
  box-shadow: 0 0 10px #10b981;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.3); opacity: 0.6; }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: 1px solid transparent;
  outline: none;
}

.btn-primary {
  background: linear-gradient(135deg, #10b981, #06b6d4);
  color: #03131d;
  box-shadow: 0 4px 20px rgba(16, 185, 129, 0.3);
  font-weight: 700;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(16, 185, 129, 0.45);
  filter: brightness(1.08);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border-color: var(--border-subtle);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.btn-tg {
  background: linear-gradient(135deg, #229ed9, #1778a8);
  color: #ffffff;
  box-shadow: 0 4px 20px rgba(34, 158, 217, 0.3);
}

.btn-tg:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-tg);
}

.btn-tiktok {
  background: linear-gradient(135deg, #0d111c, #05070c);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-md);
  position: relative;
  z-index: 1;
  overflow: hidden;
  box-shadow: -3px -3px 14px rgba(37, 244, 238, 0.32), 3px 3px 14px rgba(254, 44, 85, 0.32);
  transition: all var(--transition-normal);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.btn-tiktok::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(37, 244, 238, 0.14) 0%, transparent 45%, rgba(254, 44, 85, 0.16) 100%);
  pointer-events: none;
  opacity: 0.85;
  transition: opacity 0.3s ease;
  z-index: -1;
}

.btn-tiktok:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.4);
  box-shadow: -4px -4px 22px rgba(37, 244, 238, 0.6), 4px 4px 22px rgba(254, 44, 85, 0.6), 0 8px 25px rgba(0, 0, 0, 0.5);
  color: #ffffff;
}

.btn-tiktok:hover::before {
  opacity: 1;
}

.btn-tiktok svg {
  filter: drop-shadow(-1px -1px 2px rgba(37, 244, 238, 0.7)) drop-shadow(1px 1px 2px rgba(254, 44, 85, 0.7));
  transition: transform 0.25s ease, filter 0.25s ease;
  flex-shrink: 0;
}

.btn-tiktok:hover svg {
  transform: scale(1.12);
  filter: drop-shadow(-2px -1px 5px rgba(37, 244, 238, 0.95)) drop-shadow(2px 1px 5px rgba(254, 44, 85, 0.95));
}

/* YouTube Button */
.btn-yt {
  background: linear-gradient(135deg, #18080a, #0d0405);
  color: #ffffff;
  border: 1px solid rgba(255, 0, 0, 0.35);
  border-radius: var(--radius-md);
  position: relative;
  z-index: 1;
  overflow: hidden;
  box-shadow: 0 4px 18px rgba(255, 0, 0, 0.28);
  transition: all var(--transition-normal);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.btn-yt::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(255, 0, 0, 0.22) 0%, transparent 50%, rgba(255, 51, 51, 0.15) 100%);
  pointer-events: none;
  opacity: 0.85;
  transition: opacity 0.3s ease;
  z-index: -1;
}

.btn-yt:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 70, 70, 0.65);
  box-shadow: 0 6px 25px rgba(255, 0, 0, 0.55), 0 0 20px rgba(255, 51, 51, 0.35);
  color: #ffffff;
}

.btn-yt:hover::before {
  opacity: 1;
}

.btn-yt svg {
  filter: drop-shadow(0 0 4px rgba(255, 0, 0, 0.6));
  transition: transform 0.25s ease, filter 0.25s ease;
  flex-shrink: 0;
}

.btn-yt:hover svg {
  transform: scale(1.12);
  filter: drop-shadow(0 0 8px rgba(255, 0, 0, 0.95));
}

/* Pinterest Button */
.btn-pinterest {
  background: linear-gradient(135deg, #18080c, #0d0406);
  color: #ffffff;
  border: 1px solid rgba(230, 0, 35, 0.35);
  border-radius: var(--radius-md);
  position: relative;
  z-index: 1;
  overflow: hidden;
  box-shadow: 0 4px 18px rgba(230, 0, 35, 0.28);
  transition: all var(--transition-normal);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.btn-pinterest::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(230, 0, 35, 0.22) 0%, transparent 50%, rgba(255, 82, 112, 0.15) 100%);
  pointer-events: none;
  opacity: 0.85;
  transition: opacity 0.3s ease;
  z-index: -1;
}

.btn-pinterest:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 70, 95, 0.65);
  box-shadow: 0 6px 25px rgba(230, 0, 35, 0.55), 0 0 20px rgba(255, 82, 112, 0.35);
  color: #ffffff;
}

.btn-pinterest:hover::before {
  opacity: 1;
}

.btn-pinterest svg {
  filter: drop-shadow(0 0 4px rgba(230, 0, 35, 0.6));
  transition: transform 0.25s ease, filter 0.25s ease;
  flex-shrink: 0;
}

.btn-pinterest:hover svg {
  transform: scale(1.12);
  filter: drop-shadow(0 0 8px rgba(230, 0, 35, 0.95));
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1.05rem;
}

/* Download Button & Countdown Styles */
.btn-download {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 12px 22px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.18), rgba(6, 182, 212, 0.18));
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: #ffffff;
  text-decoration: none;
  font-weight: 600;
  transition: all var(--transition-normal);
  box-shadow: 0 4px 20px rgba(16, 185, 129, 0.2);
  user-select: none;
}

.btn-download:hover {
  transform: translateY(-2px);
  border-color: #10b981;
  box-shadow: 0 8px 30px rgba(16, 185, 129, 0.35);
  filter: brightness(1.08);
}

.btn-download.is-disabled {
  background: linear-gradient(135deg, rgba(20, 29, 47, 0.9), rgba(12, 18, 30, 0.95));
  border: 1px solid rgba(56, 189, 248, 0.35);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4), inset 0 0 15px rgba(6, 182, 212, 0.06);
  cursor: pointer;
}

.btn-download.is-disabled:hover {
  transform: translateY(-1px);
  border-color: rgba(56, 189, 248, 0.6);
  box-shadow: 0 6px 25px rgba(6, 182, 212, 0.25);
}

.btn-download-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(16, 185, 129, 0.18);
  border: 1px solid rgba(16, 185, 129, 0.35);
  color: #34d399;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.3s ease;
}

.btn-download.is-disabled .btn-download-icon {
  background: rgba(56, 189, 248, 0.12);
  border-color: rgba(56, 189, 248, 0.3);
  color: #38bdf8;
}

.btn-download-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  line-height: 1.25;
}

.btn-download-title {
  font-size: 0.96rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: 0.01em;
}

.btn-download-countdown {
  font-size: 0.8rem;
  font-family: 'JetBrains Mono', 'Roboto Mono', 'SF Mono', Consolas, monospace;
  color: #38bdf8;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-top: 3px;
  display: flex;
  align-items: center;
  gap: 5px;
}

.countdown-clock-icon {
  font-size: 0.75rem;
  animation: pulse-clock 2s infinite ease-in-out;
}

@keyframes pulse-clock {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.15); }
}

/* Glass Cards */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.15), transparent);
}

.glass-card:hover {
  border-color: rgba(255, 255, 255, 0.18);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

/* Header & Nav */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  transition: all var(--transition-normal);
  padding: 18px 0;
}

.header.scrolled {
  background: rgba(8, 11, 18, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 12px 0;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  color: var(--text-primary);
  text-decoration: none;
}

.logo-img {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 0 16px rgba(234, 179, 8, 0.35);
  border: 1.5px solid rgba(234, 179, 8, 0.4);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  flex-shrink: 0;
}

.logo:hover .logo-img {
  transform: scale(1.08);
  box-shadow: 0 0 22px rgba(234, 179, 8, 0.6);
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.logo-text span {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  color: #fbbf24;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 2px;
  white-space: nowrap;
}

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

.nav-link {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.nav-link:hover {
  color: #34d399;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: 36px;
  padding-left: 24px;
  border-left: 1px solid rgba(255, 255, 255, 0.12);
}

.menu-toggle {
  display: none;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  width: 42px;
  height: 42px;
  font-size: 1.3rem;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  line-height: 1;
}

.menu-toggle:hover, .menu-toggle.active {
  background: rgba(16, 185, 129, 0.15);
  border-color: #10b981;
  color: #34d399;
}

/* Hero Section */
.hero {
  padding-top: 170px;
  padding-bottom: 100px;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1.12fr;
  gap: 40px;
  align-items: center;
}

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

.hero-title {
  font-size: 3.5rem;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.hero-description {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 580px;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 8px;
}

.hero-stats {
  display: flex;
  gap: 32px;
  margin-top: 20px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
}

.stat-item h3 {
  font-size: 1.8rem;
  color: #38bdf8;
}

.stat-item p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Multi-Device Showcase (Desktop Monitor + Smartphone)
   ========================================================================== */
.hero-visual {
  position: relative;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  width: 100%;
}

.devices-showcase {
  position: relative;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding-bottom: 6px;
}

/* Desktop Monitor Mockup */
.monitor-mockup-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  z-index: 2;
  flex-shrink: 0;
}

.monitor-mockup {
  width: 440px;
  background: #0d131f;
  border-radius: 18px;
  border: 7px solid #1e293b;
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.75), 0 0 45px rgba(56, 189, 248, 0.2);
  overflow: hidden;
  position: relative;
  aspect-ratio: 16 / 10;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.monitor-mockup:hover {
  transform: translateY(-3px);
  box-shadow: 0 30px 70px -15px rgba(0, 0, 0, 0.8), 0 0 50px rgba(56, 189, 248, 0.3);
}

.monitor-camera {
  position: absolute;
  top: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 6px;
  height: 6px;
  background: #334155;
  border-radius: 50%;
  z-index: 10;
  box-shadow: inset 0 0 2px #0f172a;
}

.monitor-video-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.monitor-screen-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.monitor-video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  padding: 10px 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(180deg, rgba(8, 11, 18, 0.85) 0%, transparent 100%);
  pointer-events: none;
  z-index: 5;
}

.monitor-window-controls {
  display: flex;
  gap: 6px;
  align-items: center;
}

.m-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  display: inline-block;
}

.m-red { background: #ef4444; opacity: 0.85; }
.m-yellow { background: #f59e0b; opacity: 0.85; }
.m-green { background: #10b981; opacity: 0.85; }

.monitor-pill {
  background: rgba(56, 189, 248, 0.16);
  border: 1px solid rgba(56, 189, 248, 0.45);
  color: #38bdf8;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 3px 12px;
  border-radius: 20px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 0 12px rgba(56, 189, 248, 0.2);
  letter-spacing: 0.02em;
}

.monitor-stand {
  width: 52px;
  height: 36px;
  background: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
  border-left: 1px solid rgba(255, 255, 255, 0.08);
  border-right: 1px solid rgba(255, 255, 255, 0.08);
}

.monitor-base {
  width: 140px;
  height: 8px;
  background: linear-gradient(90deg, #1e293b 0%, #334155 50%, #1e293b 100%);
  border-radius: 4px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

/* Smartphone Mockup */
.phone-mockup {
  width: 195px;
  background: #0d131f;
  border-radius: 34px;
  border: 6px solid #1e293b;
  box-shadow: 0 20px 50px -10px rgba(0, 0, 0, 0.8), 0 0 35px rgba(16, 185, 129, 0.25);
  overflow: hidden;
  position: relative;
  z-index: 3;
  aspect-ratio: 464 / 848;
  margin-left: -60px;
  margin-bottom: 22px;
  flex-shrink: 0;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.phone-mockup:hover {
  transform: translateY(-4px);
  box-shadow: 0 25px 60px -10px rgba(0, 0, 0, 0.85), 0 0 45px rgba(16, 185, 129, 0.35);
}

.phone-notch {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 76px;
  height: 14px;
  background: #1e293b;
  border-radius: 0 0 10px 10px;
  z-index: 10;
}

.phone-video-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.phone-screen-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.phone-video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  padding: 18px 10px 10px 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(180deg, rgba(8, 11, 18, 0.75) 0%, transparent 100%);
  pointer-events: none;
  z-index: 5;
}

.live-pill {
  background: rgba(16, 185, 129, 0.2);
  border: 1px solid rgba(16, 185, 129, 0.5);
  color: #34d399;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 20px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.2);
  letter-spacing: 0.02em;
}

.video-sound-toggle {
  pointer-events: auto;
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #fff;
  border-radius: 50%;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 0.75rem;
  transition: all 0.2s ease;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.video-sound-toggle:hover {
  transform: scale(1.1);
}

/* Floating Badges on Devices Showcase */
.floating-badge {
  position: absolute;
  background: rgba(14, 20, 34, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  padding: 9px 14px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
  z-index: 4;
  animation: float-badge 4s ease-in-out infinite;
}

.fb-1 {
  top: -12px;
  left: -20px;
  border-color: rgba(16, 185, 129, 0.3);
}

.fb-2 {
  bottom: 8px;
  right: -15px;
  animation-delay: -2s;
  border-color: rgba(6, 182, 212, 0.3);
}

@keyframes float-badge {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* Ecosystem Section */
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px auto;
}

.section-title {
  font-size: 2.5rem;
  margin-top: 14px;
  margin-bottom: 16px;
}

.ecosystem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.eco-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition-normal);
}

.eco-card:hover {
  transform: translateY(-6px);
}

.eco-card.android {
  background: linear-gradient(180deg, rgba(16, 185, 129, 0.08) 0%, rgba(14, 20, 34, 0.8) 100%);
  border: 1px solid rgba(16, 185, 129, 0.25);
}

.eco-card.sheets {
  background: linear-gradient(180deg, rgba(52, 211, 153, 0.08) 0%, rgba(14, 20, 34, 0.8) 100%);
  border: 1px solid rgba(52, 211, 153, 0.25);
}

.eco-card.webapp {
  background: linear-gradient(180deg, rgba(6, 182, 212, 0.08) 0%, rgba(14, 20, 34, 0.8) 100%);
  border: 1px solid rgba(6, 182, 212, 0.25);
}

.eco-icon {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 20px;
}

.eco-card.android .eco-icon {
  background: rgba(16, 185, 129, 0.2);
  color: #34d399;
}

.eco-card.sheets .eco-icon {
  background: rgba(16, 185, 129, 0.2);
  color: #10b981;
}

.eco-card.webapp .eco-icon {
  background: rgba(6, 182, 212, 0.2);
  color: #38bdf8;
}

.eco-features {
  list-style: none;
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.9rem;
}

.eco-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-secondary);
}

.eco-features li svg {
  color: #34d399;
  flex-shrink: 0;
}

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

.feature-card {
  padding: 32px;
}

.feature-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 18px;
}

.feature-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: #38bdf8;
  flex-shrink: 0;
}

.feature-card h3 {
  font-size: 1.25rem;
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 16px;
}

.feature-list li {
  font-size: 0.92rem;
  color: var(--text-secondary);
  position: relative;
  padding-left: 18px;
}

.feature-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: #10b981;
  font-weight: bold;
  font-size: 1.2rem;
  line-height: 1;
}

/* Control Hub Deep Dive */
.control-hub {
  background: radial-gradient(circle at 50% 50%, rgba(14, 24, 42, 0.9), rgba(8, 11, 18, 0.95));
}

.control-tabs-nav {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}

.tab-btn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  padding: 12px 24px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 8px;
  user-select: none;
}

.tab-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
}

.tab-btn.active {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.2), rgba(6, 182, 212, 0.2));
  border-color: #10b981;
  color: #34d399;
  box-shadow: 0 0 15px rgba(16, 185, 129, 0.25);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
  animation: fadeInTab 0.35s ease forwards;
}

@keyframes fadeInTab {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hub-details-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}

.hub-specs-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 20px;
}

.spec-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.spec-icon {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  padding: 8px;
  border-radius: 10px;
  font-size: 1.1rem;
}

/* Interactive Pedigree Widget */
.pedigree-widget {
  background: #0b111e;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
}

.tree-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  position: relative;
  overflow-x: auto;
  padding: 10px 0;
}

.tree-col {
  display: flex;
  flex-direction: column;
  gap: 14px;
  justify-content: center;
}

.tree-node {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  padding: 10px 14px;
  border-radius: 10px;
  min-width: 140px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tree-node:hover, .tree-node.active {
  border-color: #38bdf8;
  background: rgba(6, 182, 212, 0.15);
  transform: scale(1.03);
}

.tree-node .node-role {
  font-size: 0.7rem;
  color: var(--accent-cyan);
  font-weight: 700;
  text-transform: uppercase;
}

.tree-node .node-ring {
  font-weight: 600;
  color: var(--text-primary);
  margin-top: 2px;
}

/* Calculator Demo Section */
.calc-card {
  background: linear-gradient(135deg, rgba(14, 20, 34, 0.95), rgba(18, 28, 48, 0.85));
  border: 1px solid rgba(6, 182, 212, 0.25);
  box-shadow: var(--shadow-glow-cyan);
  border-radius: var(--radius-xl);
  padding: 40px;
  max-width: 850px;
  margin: 0 auto;
}

.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  align-items: center;
}

.calc-inputs {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.input-group label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.input-field {
  background: rgba(8, 11, 18, 0.8);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  color: var(--text-primary);
  font-size: 1rem;
  font-family: inherit;
  transition: border-color var(--transition-fast);
}

.input-field:focus {
  outline: none;
  border-color: #06b6d4;
  box-shadow: 0 0 10px rgba(6, 182, 212, 0.3);
}

.calc-result-box {
  background: rgba(8, 11, 18, 0.7);
  border-radius: var(--radius-lg);
  padding: 30px;
  text-align: center;
  border: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.speed-value {
  font-size: 3.2rem;
  font-weight: 800;
  font-family: var(--font-display);
  color: #34d399;
  line-height: 1;
}

.speed-unit {
  font-size: 1rem;
  color: var(--text-secondary);
}

.speed-rating {
  font-size: 0.9rem;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 20px;
  display: inline-block;
  margin: 0 auto;
}

/* Social Media Promos */
.socials-section {
  position: relative;
}

.socials-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.social-promo-card {
  border-radius: var(--radius-xl);
  padding: 40px;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 320px;
  transition: all var(--transition-normal);
}

.social-promo-card:hover {
  transform: translateY(-6px);
}

/* TikTok Card */
.sp-tiktok {
  background: linear-gradient(135deg, rgba(14, 18, 28, 0.95), rgba(8, 10, 16, 0.98));
  border: 1px solid rgba(254, 44, 85, 0.3);
  box-shadow: 0 15px 40px -10px rgba(0, 0, 0, 0.7);
}

.sp-tiktok:hover {
  border-color: rgba(254, 44, 85, 0.6);
  box-shadow: var(--shadow-glow-tt);
}

.sp-tiktok::before {
  content: '';
  position: absolute;
  top: -80px;
  right: -80px;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(254, 44, 85, 0.25), transparent 70%);
  pointer-events: none;
}

/* Telegram Card */
.sp-telegram {
  background: linear-gradient(135deg, rgba(14, 24, 38, 0.95), rgba(8, 14, 24, 0.98));
  border: 1px solid rgba(34, 158, 217, 0.3);
  box-shadow: 0 15px 40px -10px rgba(0, 0, 0, 0.7);
}

.sp-telegram:hover {
  border-color: rgba(34, 158, 217, 0.6);
  box-shadow: var(--shadow-glow-tg);
}

.sp-telegram::before {
  content: '';
  position: absolute;
  top: -80px;
  right: -80px;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(34, 158, 217, 0.25), transparent 70%);
  pointer-events: none;
}

.social-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.social-icon-wrapper {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
}

.sp-tiktok .social-icon-wrapper {
  background: #000;
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #fff;
}

.sp-telegram .social-icon-wrapper {
  background: rgba(34, 158, 217, 0.2);
  color: #229ed9;
}

/* YouTube Card */
.sp-youtube {
  background: linear-gradient(135deg, rgba(28, 12, 14, 0.95), rgba(16, 8, 10, 0.98));
  border: 1px solid rgba(255, 0, 0, 0.3);
  box-shadow: 0 15px 40px -10px rgba(0, 0, 0, 0.7);
}

.sp-youtube:hover {
  border-color: rgba(255, 60, 60, 0.65);
  box-shadow: 0 15px 40px -10px rgba(0, 0, 0, 0.8), 0 0 35px rgba(255, 0, 0, 0.3);
}

.sp-youtube::before {
  content: '';
  position: absolute;
  top: -80px;
  right: -80px;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(255, 0, 0, 0.25), transparent 70%);
  pointer-events: none;
}

.sp-youtube .social-icon-wrapper {
  background: rgba(255, 0, 0, 0.18);
  border: 1px solid rgba(255, 0, 0, 0.35);
  color: #ff3333;
}

/* Pinterest Card */
.sp-pinterest {
  background: linear-gradient(135deg, rgba(26, 12, 16, 0.95), rgba(16, 8, 12, 0.98));
  border: 1px solid rgba(230, 0, 35, 0.3);
  box-shadow: 0 15px 40px -10px rgba(0, 0, 0, 0.7);
}

.sp-pinterest:hover {
  border-color: rgba(255, 70, 95, 0.65);
  box-shadow: 0 15px 40px -10px rgba(0, 0, 0, 0.8), 0 0 35px rgba(230, 0, 35, 0.3);
}

.sp-pinterest::before {
  content: '';
  position: absolute;
  top: -80px;
  right: -80px;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(230, 0, 35, 0.25), transparent 70%);
  pointer-events: none;
}

.sp-pinterest .social-icon-wrapper {
  background: rgba(230, 0, 35, 0.18);
  border: 1px solid rgba(230, 0, 35, 0.35);
  color: #e60023;
}

.social-tag {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.social-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 26px 0;
}

.chip {
  background: rgba(255, 255, 255, 0.06);
  padding: 6px 12px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}

/* Team / Developers Section */
.team-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  max-width: 960px;
  margin: 0 auto;
}

.dev-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 36px;
  display: flex;
  align-items: center;
  gap: 28px;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.dev-card:hover {
  border-color: rgba(6, 182, 212, 0.4);
  transform: translateY(-4px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
}

.avatar-container {
  position: relative;
  flex-shrink: 0;
}

.avatar-frame {
  width: 120px;
  height: 120px;
  border-radius: 24px;
  background: linear-gradient(135deg, #10b981, #06b6d4);
  padding: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 25px rgba(16, 185, 129, 0.25);
}

.avatar-img {
  width: 100%;
  height: 100%;
  border-radius: 21px;
  object-fit: cover;
  background: #0d131f;
  display: block;
}

.avatar-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 6px;
  padding: 8px;
  background: #0d131f;
  width: 100%;
  height: 100%;
  border-radius: 21px;
}

.avatar-placeholder svg {
  color: #38bdf8;
  opacity: 0.8;
}

.avatar-placeholder span {
  font-size: 0.65rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.dev-info h3 {
  font-size: 1.4rem;
  margin-bottom: 6px;
}

.dev-role {
  color: #34d399;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.dev-bio {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Security & Cloud Section */
.security-banner {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.08), rgba(6, 182, 212, 0.08));
  border: 1px solid rgba(16, 185, 129, 0.25);
  border-radius: var(--radius-xl);
  padding: 48px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
}

.security-points {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 24px;
}

.sec-point {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.sec-point svg {
  color: #34d399;
  flex-shrink: 0;
  margin-top: 3px;
}

.sec-point h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.sec-point p {
  font-size: 0.85rem;
}

/* FAQ Accordion */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  background: none;
  border: none;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 1.05rem;
  font-weight: 600;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.faq-icon {
  font-size: 1.2rem;
  transition: transform var(--transition-fast);
  color: #38bdf8;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
  padding: 0 24px;
}

.faq-item.open .faq-answer {
  padding-bottom: 20px;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-subtle);
  padding: 60px 0 30px 0;
  background: #05070c;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand {
  max-width: 380px;
}

.footer-links {
  display: flex;
  gap: 60px;
}

.footer-col h4 {
  font-size: 0.95rem;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.88rem;
}

.footer-col a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: #34d399;
}

.footer-email-link:hover {
  background: rgba(56, 189, 248, 0.18) !important;
  border-color: rgba(56, 189, 248, 0.5) !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(56, 189, 248, 0.2);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 16px;
}

/* Partner Section */
.partner-section {
  padding: 110px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  background: radial-gradient(circle at 50% 50%, rgba(14, 24, 42, 0.4), transparent 70%);
}

.partner-card {
  background: linear-gradient(135deg, rgba(14, 22, 36, 0.95), rgba(8, 12, 20, 0.98));
  border: 1px solid rgba(6, 182, 212, 0.25);
  border-radius: var(--radius-xl);
  padding: 38px 44px;
  display: flex;
  align-items: center;
  gap: 36px;
  max-width: 880px;
  margin: 0 auto;
  box-shadow: 0 15px 40px -10px rgba(0, 0, 0, 0.7), 0 0 30px rgba(6, 182, 212, 0.1);
  transition: all var(--transition-normal);
}

.partner-card:hover {
  transform: translateY(-4px);
  border-color: rgba(6, 182, 212, 0.45);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.7), 0 0 35px rgba(6, 182, 212, 0.2);
}

.partner-logo-box {
  width: 170px;
  height: 170px;
  border-radius: 22px;
  overflow: hidden;
  flex-shrink: 0;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.7);
  background: #090d16;
  display: flex;
  align-items: center;
  justify-content: center;
}

.partner-logo-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.partner-content h3 {
  font-size: 1.55rem;
  margin-bottom: 6px;
}

.partner-tag {
  color: #38bdf8;
  font-weight: 600;
  font-size: 0.92rem;
  margin-bottom: 10px;
}

/* Calculator Time Grid */
.calc-time-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 10px;
}

/* Pedigree Mobile Hint */
.pedigree-mobile-hint {
  display: none;
}

/* Mobile Nav Menu Actions */
.mobile-menu-actions {
  display: none;
}

/* Download Banner Section */
.download-banner-section {
  padding: 80px 0;
  position: relative;
}

.download-banner-card {
  text-align: center;
  padding: 52px 32px;
  background: radial-gradient(circle at 50% 15%, rgba(16, 185, 129, 0.16), rgba(6, 182, 212, 0.08) 50%, rgba(10, 15, 26, 0.95) 100%);
  border: 1px solid rgba(56, 189, 248, 0.3);
  border-radius: var(--radius-xl);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5), 0 0 35px rgba(6, 182, 212, 0.15);
  position: relative;
  overflow: hidden;
}

.download-banner-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, #10b981, #06b6d4, transparent);
}

.download-banner-content {
  max-width: 760px;
  margin: 0 auto;
}

.download-banner-content h2 {
  font-size: 2.3rem;
  margin: 16px 0 12px 0;
}

.download-banner-content p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.65;
  margin-bottom: 28px;
}

/* Digital Countdown Board (ДД:ЧЧ:ММ:СС) */
.countdown-digital-board {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  background: rgba(10, 15, 26, 0.75);
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: var(--radius-lg);
  padding: 16px 28px;
  margin-bottom: 30px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: inset 0 0 25px rgba(0, 0, 0, 0.6), 0 10px 25px rgba(0, 0, 0, 0.3);
}

.countdown-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 65px;
}

.countdown-number {
  font-family: 'JetBrains Mono', 'Roboto Mono', 'SF Mono', Consolas, monospace;
  font-size: 2.2rem;
  font-weight: 800;
  color: #38bdf8;
  line-height: 1;
  text-shadow: 0 0 15px rgba(56, 189, 248, 0.5);
  font-variant-numeric: tabular-nums;
}

.countdown-label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 6px;
}

.countdown-separator {
  font-size: 1.8rem;
  font-weight: 700;
  color: rgba(56, 189, 248, 0.6);
  margin-top: -14px;
}

.download-banner-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 24px;
}

.download-security-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: 0.85rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.note-divider {
  color: rgba(255, 255, 255, 0.2);
}

/* Toast Notification for Inactive Button Click */
.toast-notification {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: rgba(14, 20, 34, 0.96);
  border: 1px solid rgba(56, 189, 248, 0.45);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  color: #ffffff;
  padding: 14px 24px;
  border-radius: var(--radius-md);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.65), 0 0 25px rgba(6, 182, 212, 0.25);
  z-index: 9999;
  font-size: 0.92rem;
  opacity: 0;
  pointer-events: none;
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  max-width: 90%;
  width: max-content;
  text-align: center;
}

.toast-notification.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.toast-content {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */

/* Laptops & Tablets Landscape (<= 1024px) */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }
  
  .hero-content {
    align-items: center;
  }
  
  .hero-cta {
    justify-content: center;
  }
  
  .hero-stats {
    justify-content: center;
  }
  
  .ecosystem-grid, .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .security-banner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .security-points {
    text-align: left;
  }

  .devices-showcase {
    margin: 0 auto;
    max-width: 100%;
  }

  .monitor-mockup {
    width: 400px;
  }

  .phone-mockup {
    width: 175px;
    margin-left: -50px;
    margin-bottom: 20px;
  }
}

/* Mid-size Desktop (769px - 1260px) */
@media (min-width: 769px) and (max-width: 1260px) {
  .nav-btn-text {
    display: none;
  }
  .nav-actions .btn-sm {
    padding: 8px 10px;
  }
  .nav-actions {
    gap: 8px;
    margin-left: 16px;
    padding-left: 16px;
  }
}

/* Tablets & Mobile Devices (<= 768px) */
@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }

  section {
    padding: 70px 0;
  }

  .section-header {
    margin-bottom: 36px;
  }

  .section-title {
    font-size: 2.2rem;
  }

  /* Header & Mobile Drawer Navigation */
  .header {
    padding: 14px 0;
  }

  .header.scrolled {
    padding: 10px 0;
  }

  .nav-menu {
    position: fixed;
    top: 66px;
    left: 0;
    right: 0;
    width: 100%;
    background: rgba(8, 11, 18, 0.97);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    flex-direction: column;
    align-items: stretch;
    padding: 20px 20px 30px 20px;
    gap: 8px;
    border-bottom: 1px solid rgba(16, 185, 129, 0.25);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.85);
    transform: translateY(-130%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.25s ease;
    max-height: calc(100vh - 66px);
    overflow-y: auto;
    z-index: 999;
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-link {
    display: block;
    padding: 13px 18px;
    border-radius: var(--radius-md);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-fast);
  }

  .nav-link:hover, .nav-link:active {
    background: rgba(16, 185, 129, 0.12);
    border-color: rgba(16, 185, 129, 0.3);
    color: #34d399;
    padding-left: 22px;
  }

  .mobile-menu-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 14px;
    padding-top: 16px;
    border-top: 1px solid var(--border-subtle);
  }

  .mobile-menu-actions .btn {
    width: 100%;
    justify-content: center;
    padding: 13px;
    font-size: 0.95rem;
  }

  .nav-actions {
    margin-left: 0;
    padding-left: 0;
    border-left: none;
    gap: 10px;
  }

  .nav-actions .btn-tg,
  .nav-actions .btn-yt,
  .nav-actions .btn-pinterest {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  /* Hero Section */
  .hero {
    padding-top: 110px;
    padding-bottom: 55px;
  }

  .hero-title {
    font-size: 2.35rem;
    line-height: 1.15;
  }

  .hero-description {
    font-size: 1rem;
    max-width: 100%;
    line-height: 1.65;
  }

  .hero-cta {
    width: 100%;
    flex-direction: column;
    gap: 12px;
  }

  .hero-cta .btn {
    width: 100%;
    justify-content: center;
    padding: 14px 20px;
  }

  .hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    width: 100%;
    padding-top: 18px;
    margin-top: 14px;
  }

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

  .stat-item p {
    font-size: 0.78rem;
  }

  /* Multi-Device Showcase on Tablet / Mobile */
  .devices-showcase {
    max-width: 100%;
  }

  .monitor-mockup {
    width: min(330px, 62vw);
    border-width: 5px;
    border-radius: 14px;
  }

  .monitor-pill {
    font-size: 0.65rem;
    padding: 2px 8px;
  }

  .monitor-stand {
    width: 42px;
    height: 24px;
  }

  .monitor-base {
    width: 110px;
    height: 6px;
  }

  .phone-mockup {
    width: min(150px, 30vw);
    border-width: 4px;
    border-radius: 24px;
    margin-left: -42px;
    margin-bottom: 16px;
  }

  .phone-notch {
    width: 58px;
    height: 10px;
    border-radius: 0 0 8px 8px;
  }

  .floating-badge {
    padding: 6px 10px;
    font-size: 0.74rem;
    gap: 6px;
  }

  .fb-1 {
    left: 0;
    top: -8px;
  }

  .fb-2 {
    right: 0;
    bottom: 2px;
  }

  /* Grids */
  .ecosystem-grid,
  .features-grid,
  .socials-grid,
  .team-grid,
  .calc-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .hub-details-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  /* Control Hub Tabs - Native Mobile Pill Bar */
  .control-tabs-nav {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    gap: 8px;
    justify-content: flex-start;
    padding: 4px 4px 14px 4px;
    margin-bottom: 20px;
    scrollbar-width: none;
  }

  .control-tabs-nav::-webkit-scrollbar {
    display: none;
  }

  .tab-btn {
    flex-shrink: 0;
    padding: 10px 18px;
    font-size: 0.88rem;
    white-space: nowrap;
  }

  /* Pedigree Widget */
  .pedigree-widget {
    padding: 18px 14px;
  }

  .pedigree-mobile-hint {
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 0.78rem;
    color: #38bdf8;
    background: rgba(6, 182, 212, 0.1);
    border: 1px solid rgba(6, 182, 212, 0.2);
    border-radius: 20px;
    padding: 6px 12px;
    margin-bottom: 12px;
  }

  .tree-container {
    gap: 12px;
    padding: 8px 2px;
    -webkit-overflow-scrolling: touch;
  }

  .tree-node {
    min-width: 120px;
    padding: 8px 10px;
    font-size: 0.76rem;
  }

  /* Calculator */
  .calc-card {
    padding: 28px 20px;
  }

  .calc-result-box {
    padding: 24px 16px;
  }

  .speed-value {
    font-size: 2.8rem;
  }

  /* Socials */
  .social-promo-card {
    padding: 28px 22px;
    min-height: auto;
    gap: 20px;
  }

  /* Team & Partner */
  .dev-card, .partner-card {
    flex-direction: column;
    text-align: center;
    padding: 28px 20px;
    gap: 20px;
  }

  .avatar-frame {
    width: 130px;
    height: 130px;
    margin: 0 auto;
  }

  .dev-bio {
    text-align: left;
    font-size: 0.9rem;
    line-height: 1.6;
  }

  .partner-section {
    padding: 70px 0;
  }

  .partner-logo-box {
    width: 140px;
    height: 140px;
    margin: 0 auto;
    border-radius: 18px;
  }

  .partner-content {
    text-align: center;
  }

  .partner-content p {
    font-size: 0.92rem;
  }

  /* Download Banner Section */
  .download-banner-section {
    padding: 50px 0;
  }

  .download-banner-card {
    padding: 36px 20px;
  }

  .download-banner-content h2 {
    font-size: 1.9rem;
  }

  .countdown-digital-board {
    gap: 8px;
    padding: 14px 18px;
  }

  .countdown-block {
    min-width: 52px;
  }

  .countdown-number {
    font-size: 1.7rem;
  }

  .countdown-separator {
    font-size: 1.4rem;
    margin-top: -10px;
  }

  .download-banner-actions {
    flex-direction: column;
    width: 100%;
  }

  .download-banner-actions .btn {
    width: 100%;
    justify-content: center;
  }

  /* Security */
  .security-banner {
    padding: 30px 20px;
  }

  .security-points {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  /* FAQ */
  .faq-question {
    padding: 16px 20px;
    font-size: 1rem;
  }

  .faq-answer {
    padding: 0 20px;
    font-size: 0.92rem;
  }

  /* Footer */
  .footer {
    padding: 45px 0 25px 0;
  }

  .footer-top {
    flex-direction: column;
    gap: 30px;
    margin-bottom: 30px;
  }

  .footer-links {
    flex-direction: column;
    gap: 24px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 12px;
  }
}

/* Mobile Phones (<= 480px) */
@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  section {
    padding: 50px 0;
  }

  .section-title {
    font-size: 1.85rem;
  }

  .badge {
    font-size: 0.78rem;
    padding: 5px 12px;
  }

  /* Logo */
  .logo {
    gap: 8px;
  }

  .logo-icon,
  .logo-img {
    width: 34px;
    height: 34px;
  }
  .logo-icon {
    font-size: 1.1rem;
    border-radius: 10px;
  }

  .logo-text {
    font-size: 1rem;
  }

  .logo-text span {
    font-size: 0.62rem;
    letter-spacing: 0.04em;
  }

  .nav-actions .btn-tiktok {
    padding: 7px 11px;
    font-size: 0.8rem;
  }

  /* Hero */
  .hero {
    padding-top: 96px;
    padding-bottom: 45px;
  }

  .hero-title {
    font-size: 1.95rem;
    line-height: 1.18;
  }

  .hero-description {
    font-size: 0.92rem;
  }

  .hero-stats {
    gap: 8px;
    padding-top: 14px;
  }

  .stat-item h3 {
    font-size: 1.3rem;
  }

  .stat-item p {
    font-size: 0.72rem;
  }

  /* Devices Showcase on Mobile (<= 480px) */
  .monitor-mockup {
    width: min(245px, 58vw);
    border-width: 4px;
    border-radius: 12px;
  }

  .monitor-camera {
    width: 4px;
    height: 4px;
  }

  .m-dot {
    width: 6px;
    height: 6px;
  }

  .monitor-pill {
    font-size: 0.58rem;
    padding: 2px 6px;
  }

  .monitor-stand {
    width: 32px;
    height: 18px;
  }

  .monitor-base {
    width: 80px;
    height: 5px;
  }

  .phone-mockup {
    width: min(114px, 27vw);
    border-width: 3px;
    border-radius: 18px;
    margin-left: -30px;
    margin-bottom: 12px;
  }

  .phone-notch {
    width: 42px;
    height: 8px;
  }

  .live-pill {
    font-size: 0.55rem;
    padding: 1px 6px;
  }

  .video-sound-toggle {
    width: 22px;
    height: 22px;
    font-size: 0.65rem;
  }

  .floating-badge {
    padding: 5px 8px;
    font-size: 0.68rem;
    gap: 5px;
  }

  .fb-1 {
    left: -6px;
    top: -10px;
  }

  .fb-2 {
    right: -6px;
    bottom: -2px;
  }

  /* Cards Padding */
  .glass-card, .eco-card, .feature-card {
    padding: 20px 16px;
  }

  /* Calculator Form */
  .calc-card {
    padding: 20px 14px;
    border-radius: 20px;
  }

  .calc-time-grid {
    gap: 6px;
  }

  .calc-time-grid .input-group label {
    font-size: 0.76rem;
    text-align: center;
  }

  .calc-time-grid .input-field {
    padding: 10px 4px;
    font-size: 0.95rem;
    text-align: center;
  }

  .speed-value {
    font-size: 2.3rem;
  }

  .speed-rating {
    font-size: 0.78rem;
    padding: 6px 10px;
  }

  /* Pedigree */
  .tree-node {
    min-width: 105px;
    padding: 7px 8px;
    font-size: 0.72rem;
  }

  .tree-node .node-role {
    font-size: 0.65rem;
  }

  /* Socials, Team, Partner */
  .social-promo-card {
    padding: 22px 16px;
  }

  .dev-card, .partner-card {
    padding: 22px 16px;
  }

  .partner-logo-box {
    width: 120px;
    height: 120px;
  }

  .partner-content h3 {
    font-size: 1.3rem;
  }

  /* Countdown board on small mobile */
  .countdown-digital-board {
    gap: 4px;
    padding: 10px 8px;
    width: 100%;
  }

  .countdown-block {
    min-width: 44px;
  }

  .countdown-number {
    font-size: 1.45rem;
  }

  .countdown-label {
    font-size: 0.6rem;
  }

  .countdown-separator {
    font-size: 1.15rem;
    margin-top: -8px;
  }

  .download-banner-card {
    padding: 30px 14px;
  }

  .download-banner-content h2 {
    font-size: 1.6rem;
  }

  .download-banner-content p {
    font-size: 0.92rem;
  }

  .btn-download {
    padding: 12px 14px;
    gap: 10px;
  }

  .btn-download-title {
    font-size: 0.9rem;
  }

  .btn-download-countdown {
    font-size: 0.74rem;
  }
}

/* Small Screens (<= 360px) */
@media (max-width: 360px) {
  .container {
    padding: 0 12px;
  }

  .hero-title {
    font-size: 1.75rem;
  }

  .monitor-mockup {
    width: 195px;
  }

  .phone-mockup {
    width: 92px;
    margin-left: -22px;
    margin-bottom: 8px;
  }

  .floating-badge {
    display: none;
  }

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

  .stat-item {
    padding: 6px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }
}