:root {
  --primary: #005ff8;
  --primary-hover: #0145d8;
  --primary-light: #6ba3ff;
  --primary-dark: #0030b3;
  --primary-glow: rgba(0, 95, 248, 0.35);
  --accent: #f59e0b;
  --accent-hover: #d97706;
  --accent-glow: rgba(245, 158, 11, 0.3);
  --cyan: #0dc5f0;
  --cyan-hover: #0aa8cc;
  --cyan-glow: rgba(13, 197, 240, 0.3);
  --pink: #ec4899;
  --green: #0dc551;
  --green-glow: rgba(13, 197, 81, 0.25);
  --red: #e70000;
  --bg-dark: #0e0f13;
  --bg-medium: #131418;
  --bg-card: #1b1d24;
  --bg-elevated: #24272e;
  --text-primary: #f8fafc;
  --text-secondary: #d1d6e0;
  --text-muted: #9ba4b9;
  --border: #2c2f38;
  --border-light: #4c556a;
  --success: #0dc551;
  --gradient-1: linear-gradient(135deg, #005ff8 0%, #0145d8 50%, #0030b3 100%);
  --gradient-2: linear-gradient(135deg, #131418 0%, #0e0f13 100%);
  --gradient-hero: linear-gradient(140deg, #0e0f13 0%, #0a1628 40%, #0f172a 70%, #0e0f13 100%);
  --gradient-accent: linear-gradient(135deg, #f59e0b, #d97706);
  --gradient-cyan: linear-gradient(135deg, #0dc5f0, #0aa8cc);
  --gradient-pink: linear-gradient(135deg, #ec4899, #db2777);
  --gradient-card: linear-gradient(180deg, rgba(0, 95, 248, 0.05) 0%, transparent 100%);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.6);
  --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.7);
  --shadow-glow: 0 0 30px rgba(0, 95, 248, 0.15);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --max-width: 1200px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--primary); color: white; }

a { color: var(--primary-light); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--accent); }

img { max-width: 100%; height: auto; }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* ─── Navbar ─── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(11, 17, 32, 0.85);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  transition: box-shadow 0.3s;
}
.navbar.scrolled { box-shadow: 0 4px 40px rgba(0, 0, 0, 0.6); border-bottom-color: rgba(0, 95, 248, 0.15); }
.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 0;
}
.navbar .logo { display: flex; align-items: center; gap: 10px; }
.navbar .logo-icon {
  width: 36px; height: 36px;
  background: var(--gradient-1);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
  box-shadow: 0 0 20px rgba(0, 95, 248, 0.3);
}
.navbar .logo-icon img { display: block; border-radius: 4px; }
.navbar .logo-text { font-size: 18px; font-weight: 700; color: var(--text-primary); letter-spacing: -0.5px; }
.nav-links { display: flex; align-items: center; gap: 4px; list-style: none; }
.nav-links a {
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  transition: all 0.2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--text-primary); background: rgba(255,255,255,0.05); }
.nav-download {
  background: var(--gradient-1) !important;
  color: white !important;
  font-weight: 600 !important;
  padding: 8px 20px !important;
  box-shadow: 0 0 20px rgba(0, 95, 248, 0.25) !important;
}
.nav-download:hover { opacity: 0.92; transform: translateY(-1px); box-shadow: 0 0 30px rgba(0, 95, 248, 0.4) !important; }
.mobile-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; background: none; border: none; }
.mobile-toggle span { width: 24px; height: 2px; background: var(--text-primary); border-radius: 2px; transition: 0.3s; }

/* ─── Hero ─── */
.hero {
  padding: 140px 0 80px;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background:
    radial-gradient(circle at 25% 40%, rgba(0, 95, 248, 0.12) 0%, transparent 50%),
    radial-gradient(circle at 75% 60%, rgba(245, 158, 11, 0.06) 0%, transparent 50%),
    radial-gradient(circle at 50% 80%, rgba(6, 182, 212, 0.05) 0%, transparent 50%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' xmlns='http://www.w3.org/2000/svg'%3E%3Cdefs%3E%3Cpattern id='g' width='20' height='20' patternUnits='userSpaceOnUse'%3E%3Ccircle cx='2' cy='2' r='1' fill='rgba(0,95,248,0.03)'/%3E%3C/pattern%3E%3C/defs%3E%3Crect width='100%25' height='100%25' fill='url(%23g)'/%3E%3C/svg%3E");
  pointer-events: none;
}
.hero .container { position: relative; z-index: 1; display: flex; align-items: center; gap: 60px; }
.hero-content { flex: 1; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, rgba(0, 95, 248, 0.15), rgba(0, 95, 248, 0.05));
  border: 1px solid rgba(0, 95, 248, 0.3);
  padding: 7px 16px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  color: var(--primary-light);
  margin-bottom: 24px;
}
.hero h1 {
  font-size: 56px;
  font-weight: 800;
  line-height: 1.08;
  margin-bottom: 16px;
  letter-spacing: -1.5px;
}
.hero h1 span { background: linear-gradient(135deg, #6ba3ff 0%, #005ff8 40%, #f59e0b 100%); background-clip: text; -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.hero p {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 540px;
  margin-bottom: 32px;
  line-height: 1.7;
}
.hero-actions { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.25s;
  text-decoration: none;
  letter-spacing: 0.2px;
}
.btn-primary {
  background: var(--gradient-1);
  color: white;
  box-shadow: 0 4px 20px rgba(0, 95, 248, 0.4);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 8px 35px rgba(0, 95, 248, 0.55); color: white; }
.btn-secondary {
  background: var(--bg-elevated);
  color: var(--text-primary);
  border: 1px solid var(--border-light);
}
.btn-secondary:hover { background: var(--border); transform: translateY(-3px); color: var(--text-primary); }
.btn-accent {
  background: var(--gradient-accent);
  color: #0b1120;
  box-shadow: 0 4px 20px rgba(245, 158, 11, 0.35);
}
.btn-accent:hover { transform: translateY(-3px); box-shadow: 0 8px 35px rgba(245, 158, 11, 0.5); color: #0b1120; }
.btn-cyan {
  background: var(--gradient-cyan);
  color: white;
  box-shadow: 0 4px 20px rgba(6, 182, 212, 0.35);
}
.btn-cyan:hover { transform: translateY(-3px); box-shadow: 0 8px 35px rgba(6, 182, 212, 0.5); color: white; }
.btn i { font-size: 18px; }
.hero-visual { flex: 1; display: flex; justify-content: center; }
.hero-mockup {
  width: 100%;
  max-width: 520px;
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-light);
  overflow: hidden;
  box-shadow: var(--shadow-xl), 0 0 60px rgba(0, 95, 248, 0.08);
}
.hero-mockup .mockup-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 18px;
  background: rgba(255,255,255,0.02);
  border-bottom: 1px solid var(--border);
}
.mockup-title { font-size: 11px; color: var(--text-muted); flex: 1; }
.mockup-win-btn {
  width: 12px; height: 12px;
  border: 1px solid var(--border-light);
  border-radius: 2px;
  background: transparent;
  position: relative;
  cursor: pointer;
  transition: background 0.15s;
}
.mockup-win-btn:hover { background: rgba(255,255,255,0.06); }
.mockup-win-btn.maximize::after {
  content: '';
  position: absolute;
  top: 1px; left: 1px;
  width: 8px; height: 8px;
  border: 1.5px solid var(--text-muted);
  border-radius: 1px;
}
.mockup-win-btn.close {
  border-color: transparent;
  background: rgba(239, 68, 68, 0.15);
}
.mockup-win-btn.close::before,
.mockup-win-btn.close::after {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  width: 8px; height: 1.5px;
  background: #ef4444;
  border-radius: 1px;
}
.mockup-win-btn.close::before { transform: translate(-50%,-50%) rotate(45deg); }
.mockup-win-btn.close::after { transform: translate(-50%,-50%) rotate(-45deg); }
.hero-mockup .mockup-body { padding: 20px; display: flex; flex-direction: column; gap: 12px; }
.mockup-row { display: flex; gap: 10px; }
.mockup-row > div {
  flex: 1;
  height: 60px;
  background: var(--bg-elevated);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
}
.mockup-row > div.large { height: 100px; }
.mockup-bar { height: 8px; background: var(--bg-elevated); border-radius: 4px; }
.mockup-bar.wide { width: 80%; }
.mockup-bar.medium { width: 60%; }
.mockup-bar.narrow { width: 40%; }

/* ─── Section ─── */
.section { padding: 90px 0; }
.section-alt { background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-medium) 100%); }
.section-header { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section-header h2 {
  font-size: 38px;
  font-weight: 800;
  margin-bottom: 14px;
  letter-spacing: -0.5px;
}
.section-header h2 .highlight { background: linear-gradient(135deg, var(--primary-light), var(--accent)); background-clip: text; -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.section-header.cyan-highlight h2 .highlight { background: linear-gradient(135deg, var(--cyan), #0891b2); background-clip: text; -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.section-header.green-highlight h2 .highlight { background: linear-gradient(135deg, var(--green), #16a34a); background-clip: text; -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.section-header.amber-highlight h2 .highlight { background: var(--gradient-accent); background-clip: text; -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.section-header.pink-highlight h2 .highlight { background: var(--gradient-pink); background-clip: text; -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.section-header p { font-size: 16px; color: var(--text-secondary); line-height: 1.7; }

/* ─── Stats ─── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.stat-card {
  background: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gradient-1);
  opacity: 0;
  transition: opacity 0.3s;
}
.stat-card:hover { border-color: var(--primary); transform: translateY(-5px); box-shadow: var(--shadow-lg), 0 0 30px rgba(0,95,248,0.08); }
.stat-card:hover::before { opacity: 1; }
.stat-card i { font-size: 32px; margin-bottom: 12px; background: var(--gradient-1); background-clip: text; -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.stat-number { font-size: 38px; font-weight: 800; background: var(--gradient-1); background-clip: text; -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.stat-label { font-size: 14px; color: var(--text-secondary); margin-top: 4px; font-weight: 500; }

/* ─── Features ─── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feature-card {
  background: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all 0.35s;
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-1);
  opacity: 0;
  transition: opacity 0.35s;
}
.feature-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(180deg, rgba(0, 95, 248, 0.03) 0%, transparent 100%);
  opacity: 0;
  transition: opacity 0.35s;
}
.feature-card:hover { border-color: var(--primary); transform: translateY(-6px); box-shadow: var(--shadow-lg), var(--shadow-glow); }
.feature-card:hover::before, .feature-card:hover::after { opacity: 1; }
.feature-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, rgba(0, 95, 248, 0.12), rgba(0, 95, 248, 0.05));
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
  margin-bottom: 18px;
  color: var(--primary-light);
  transition: all 0.3s;
}
.feature-card:hover .feature-icon { transform: scale(1.05); }
.feature-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.feature-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.7; }
.feature-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.feature-tag {
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
  background: linear-gradient(135deg, rgba(0, 95, 248, 0.12), rgba(0, 95, 248, 0.05));
  color: var(--primary-light);
  border: 1px solid rgba(0, 95, 248, 0.15);
}
.tag-offline {
  background: linear-gradient(135deg, rgba(13, 197, 81, 0.15), rgba(13, 197, 81, 0.06)) !important;
  color: var(--green) !important;
  border-color: rgba(13, 197, 81, 0.25) !important;
}

/* Feature card color variants */
.feature-card.cyan::before { background: var(--gradient-cyan); }
.feature-card.cyan .feature-icon { background: linear-gradient(135deg, rgba(6, 182, 212, 0.12), rgba(6, 182, 212, 0.05)); color: var(--cyan); }
.feature-card.cyan:hover { border-color: var(--cyan); box-shadow: var(--shadow-lg), 0 0 30px rgba(6, 182, 212, 0.12); }
.feature-card.cyan .feature-tag { background: linear-gradient(135deg, rgba(6, 182, 212, 0.12), rgba(6, 182, 212, 0.05)); color: var(--cyan); border-color: rgba(6, 182, 212, 0.15); }

.feature-card.amber::before { background: var(--gradient-accent); }
.feature-card.amber .feature-icon { background: linear-gradient(135deg, rgba(245, 158, 11, 0.12), rgba(245, 158, 11, 0.05)); color: var(--accent); }
.feature-card.amber:hover { border-color: var(--accent); box-shadow: var(--shadow-lg), 0 0 30px rgba(245, 158, 11, 0.12); }
.feature-card.amber .feature-tag { background: linear-gradient(135deg, rgba(245, 158, 11, 0.12), rgba(245, 158, 11, 0.05)); color: var(--accent); border-color: rgba(245, 158, 11, 0.15); }

.feature-card.green::before { background: linear-gradient(135deg, var(--green), #16a34a); }
.feature-card.green .feature-icon { background: linear-gradient(135deg, rgba(34, 197, 94, 0.12), rgba(34, 197, 94, 0.05)); color: var(--green); }
.feature-card.green:hover { border-color: var(--green); box-shadow: var(--shadow-lg), 0 0 30px rgba(34, 197, 94, 0.12); }
.feature-card.green .feature-tag { background: linear-gradient(135deg, rgba(34, 197, 94, 0.12), rgba(34, 197, 94, 0.05)); color: var(--green); border-color: rgba(34, 197, 94, 0.15); }

.feature-card.pink::before { background: var(--gradient-pink); }
.feature-card.pink .feature-icon { background: linear-gradient(135deg, rgba(236, 72, 153, 0.12), rgba(236, 72, 153, 0.05)); color: var(--pink); }
.feature-card.pink:hover { border-color: var(--pink); box-shadow: var(--shadow-lg), 0 0 30px rgba(236, 72, 153, 0.12); }
.feature-card.pink .feature-tag { background: linear-gradient(135deg, rgba(236, 72, 153, 0.12), rgba(236, 72, 153, 0.05)); color: var(--pink); border-color: rgba(236, 72, 153, 0.15); }

.feature-card.red::before { background: linear-gradient(135deg, var(--red), #dc2626); }
.feature-card.red .feature-icon { background: linear-gradient(135deg, rgba(239, 68, 68, 0.12), rgba(239, 68, 68, 0.05)); color: var(--red); }
.feature-card.red:hover { border-color: var(--red); box-shadow: var(--shadow-lg), 0 0 30px rgba(239, 68, 68, 0.12); }
.feature-card.red .feature-tag { background: linear-gradient(135deg, rgba(239, 68, 68, 0.12), rgba(239, 68, 68, 0.05)); color: var(--red); border-color: rgba(239, 68, 68, 0.15); }

/* Stat card color variants */
.stat-card.cyan i { background: linear-gradient(135deg, var(--cyan), #0891b2); background-clip: text; -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.stat-card.cyan .stat-number { background: linear-gradient(135deg, var(--cyan), #0891b2); background-clip: text; -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.stat-card.cyan:hover { border-color: var(--cyan); }
.stat-card.cyan::before { background: linear-gradient(135deg, var(--cyan), #0891b2); }

.stat-card.amber i { background: linear-gradient(135deg, var(--accent), var(--accent-hover)); background-clip: text; -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.stat-card.amber .stat-number { background: linear-gradient(135deg, var(--accent), var(--accent-hover)); background-clip: text; -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.stat-card.amber:hover { border-color: var(--accent); }
.stat-card.amber::before { background: var(--gradient-accent); }

.stat-card.green i { background: linear-gradient(135deg, var(--green), #16a34a); background-clip: text; -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.stat-card.green .stat-number { background: linear-gradient(135deg, var(--green), #16a34a); background-clip: text; -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.stat-card.green:hover { border-color: var(--green); }
.stat-card.green::before { background: linear-gradient(135deg, var(--green), #16a34a); }

/* Guide card icon color variants */
.guide-card.cyan i { color: var(--cyan); }
.guide-card.cyan:hover { border-color: var(--cyan); box-shadow: var(--shadow-lg), 0 0 30px rgba(6, 182, 212, 0.12); }
.guide-card.amber i { color: var(--accent); }
.guide-card.amber:hover { border-color: var(--accent); box-shadow: var(--shadow-lg), 0 0 30px rgba(245, 158, 11, 0.12); }
.guide-card.green i { color: var(--green); }
.guide-card.green:hover { border-color: var(--green); box-shadow: var(--shadow-lg), 0 0 30px rgba(34, 197, 94, 0.12); }
.guide-card.pink i { color: var(--pink); }
.guide-card.pink:hover { border-color: var(--pink); box-shadow: var(--shadow-lg), 0 0 30px rgba(236, 72, 153, 0.12); }
.guide-card.red i { color: var(--red); }
.guide-card.red:hover { border-color: var(--red); box-shadow: var(--shadow-lg), 0 0 30px rgba(239, 68, 68, 0.12); }

/* How-step color variants */
.how-step.cyan .how-step-number { background: linear-gradient(135deg, var(--cyan), #0891b2); box-shadow: 0 0 20px rgba(6, 182, 212, 0.25); }
.how-step.cyan:hover { border-color: var(--cyan); }
.how-step.amber .how-step-number { background: var(--gradient-accent); box-shadow: 0 0 20px rgba(245, 158, 11, 0.25); }
.how-step.amber:hover { border-color: var(--accent); }
.how-step.green .how-step-number { background: linear-gradient(135deg, var(--green), #16a34a); box-shadow: 0 0 20px rgba(34, 197, 94, 0.25); }
.how-step.green:hover { border-color: var(--green); }

/* Feature detail visual accent colors */
.feature-detail.cyan h3 { color: var(--cyan); }
.feature-detail.cyan .feature-card-visual { border-color: rgba(6, 182, 212, 0.2); }
.feature-detail.amber h3 { color: var(--accent); }
.feature-detail.amber .feature-card-visual { border-color: rgba(245, 158, 11, 0.2); }
.feature-detail.pink h3 { color: var(--pink); }
.feature-detail.pink .feature-card-visual { border-color: rgba(236, 72, 153, 0.2); }

/* ─── Feature Details ─── */
.feature-detail {
  display: flex;
  align-items: center;
  gap: 60px;
  padding: 64px 0;
}
.feature-detail:nth-child(even) { flex-direction: row-reverse; }
.feature-detail-text { flex: 1; }
.feature-detail-text h3 { font-size: 30px; font-weight: 700; margin-bottom: 14px; }
.feature-detail-text p { font-size: 15px; color: var(--text-secondary); line-height: 1.8; margin-bottom: 16px; }
.feature-detail-text ul { list-style: none; padding: 0; }
.feature-detail-text ul li {
  padding: 7px 0;
  font-size: 14px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 10px;
}
.feature-detail-text ul li i { color: var(--success); font-size: 14px; width: 18px; }
.feature-detail-visual { flex: 1; display: flex; justify-content: center; }
.feature-card-visual {
  background: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  width: 100%;
  max-width: 440px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.feature-card-visual .visual-row { display: flex; gap: 8px; }
.feature-card-visual .visual-row > div {
  flex: 1;
  height: 40px;
  background: var(--bg-elevated);
  border-radius: var(--radius-sm);
}
.feature-card-visual .visual-row > div.accent { background: linear-gradient(135deg, rgba(0, 95, 248, 0.15), rgba(0, 95, 248, 0.05)); border: 1px solid rgba(0, 95, 248, 0.25); }
.feature-card-visual .visual-icon-row { display: flex; gap: 8px; justify-content: center; }
.feature-card-visual .visual-icon-row > div {
  width: 36px; height: 36px;
  background: var(--bg-elevated);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 14px;
  color: var(--text-muted);
}

/* ─── How It Works ─── */
.how-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.how-step {
  background: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 24px;
  text-align: center;
  position: relative;
  transition: all 0.35s;
}
.how-step:hover { border-color: var(--primary); transform: translateY(-6px); box-shadow: var(--shadow-lg), var(--shadow-glow); }
.how-step-number {
  width: 48px; height: 48px;
  background: var(--gradient-1);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; font-weight: 700;
  margin: 0 auto 18px;
  box-shadow: 0 0 20px rgba(0, 95, 248, 0.25);
}
.how-step h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.how-step p { font-size: 13px; color: var(--text-secondary); line-height: 1.6; }

/* ─── Offer / Promotion Banner ─── */
.offer-section {
  padding: 60px 0;
  background: var(--bg-dark);
}
.offer-banner {
  background: linear-gradient(135deg, rgba(0,95,248,0.08) 0%, rgba(245,158,11,0.06) 100%);
  border: 1px solid rgba(0,95,248,0.15);
  border-radius: var(--radius-xl);
  padding: 48px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.offer-banner::before {
  content: '';
  position: absolute;
  top: -100px; right: -100px;
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(0,95,248,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.offer-banner::after {
  content: '';
  position: absolute;
  bottom: -80px; left: -80px;
  width: 250px; height: 250px;
  background: radial-gradient(circle, rgba(245,158,11,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.offer-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, rgba(245,158,11,0.15), rgba(245,158,11,0.05));
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: 20px;
  margin-bottom: 20px;
  border: 1px solid rgba(245,158,11,0.2);
}
.offer-banner h2 {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 8px;
  color: var(--text-light);
}
.offer-banner h2 .highlight {
  background: linear-gradient(135deg, var(--primary-light), var(--accent));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.offer-sub {
  font-size: 16px;
  color: var(--text-muted);
  margin-bottom: 32px;
}
.offer-details {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 32px;
  text-align: left;
}
.offer-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
}
.offer-item i {
  font-size: 22px;
  color: var(--primary-light);
  margin-top: 2px;
  flex-shrink: 0;
}
.offer-item strong {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 4px;
}
.offer-item span {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
  display: block;
}
.offer-note {
  margin-top: 16px;
  font-size: 13px;
  color: var(--text-muted);
}
@media (max-width: 768px) {
  .offer-details { grid-template-columns: 1fr; }
  .offer-banner { padding: 32px 20px; }
  .offer-banner h2 { font-size: 24px; }
}

/* ─── Developer Section ─── */
.dev-section {
  padding: 64px 0;
  background: linear-gradient(180deg, var(--bg-medium) 0%, var(--bg-dark) 100%);
  position: relative;
  overflow: hidden;
}
.guides-section { padding: 64px 0; }
.dev-section::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(0, 95, 248, 0.06) 0%, transparent 60%);
  pointer-events: none;
}
.dev-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.dev-card {
  background: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: all 0.35s;
}
.dev-card:hover { border-color: var(--primary); transform: translateY(-6px); box-shadow: var(--shadow-lg), var(--shadow-glow); }
.dev-card-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
}
.dev-card-header i {
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-md);
  font-size: 20px;
}
.dev-card-header.purple i { background: linear-gradient(135deg, rgba(0, 95, 248, 0.15), rgba(0, 95, 248, 0.05)); color: var(--primary-light); }
.dev-card-header.cyan i { background: linear-gradient(135deg, rgba(6, 182, 212, 0.15), rgba(6, 182, 212, 0.05)); color: var(--cyan); }
.dev-card-header.green i { background: linear-gradient(135deg, rgba(34, 197, 94, 0.15), rgba(34, 197, 94, 0.05)); color: var(--green); }
.dev-card-header.amber i { background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(245, 158, 11, 0.05)); color: var(--accent); }
.dev-card-header.pink i { background: linear-gradient(135deg, rgba(236, 72, 153, 0.15), rgba(236, 72, 153, 0.05)); color: var(--pink); }
.dev-card-header h3 { font-size: 17px; font-weight: 700; }
.dev-card ul { list-style: none; }
.dev-card ul li {
  padding: 6px 0;
  font-size: 13px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
}
.dev-card ul li i { width: 16px; font-size: 12px; }
.dev-stack-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 32px;
}
.dev-stack-item {
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px 16px;
  text-align: center;
  transition: all 0.3s;
}
.dev-stack-item:hover { border-color: var(--primary); transform: translateY(-3px); box-shadow: var(--shadow-glow); }
.dev-stack-item i { font-size: 28px; margin-bottom: 8px; }
.dev-stack-item span { display: block; font-size: 12px; color: var(--text-muted); font-weight: 500; margin-top: 4px; }
.dev-stack-item.purple i { color: var(--primary-light); }
.dev-stack-item.cyan i { color: var(--cyan); }
.dev-stack-item.green i { color: var(--green); }
.dev-stack-item.amber i { color: var(--accent); }
.dev-stack-item.pink i { color: var(--pink); }
.dev-stack-item.red i { color: var(--red); }

/* Contact / CTA social hover */
.dev-section a[aria-label="Instagram"]:hover { background: rgba(228,64,95,0.12); border-color: #E4405F; transform: translateY(-3px); box-shadow: 0 0 20px rgba(228,64,95,0.3); }
.dev-section a[aria-label="X (Twitter)"]:hover { background: rgba(255,255,255,0.08); border-color: #ffffff; transform: translateY(-3px); box-shadow: 0 0 20px rgba(255,255,255,0.2); }
.dev-section a[aria-label="YouTube"]:hover { background: rgba(255,0,0,0.12); border-color: #FF0000; transform: translateY(-3px); box-shadow: 0 0 20px rgba(255,0,0,0.3); }

/* ─── Contact CTA (Developer section) ─── */
.contact-cta {
  margin-top: 32px;
  background: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 32px;
  position: relative;
  overflow: hidden;
  text-align: center;
}
.contact-cta-glow {
  position: absolute;
  top: 0; right: 0;
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(0,95,248,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.contact-cta-header {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-bottom: 16px;
}
.contact-cta-icon {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, rgba(0, 95, 248, 0.12), rgba(0, 95, 248, 0.05));
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  color: var(--primary-light);
}
.contact-cta-header h3 { font-size: 22px; font-weight: 700; }
.contact-cta-text {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.7;
  max-width: 520px;
  margin: 0 auto 20px;
}
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  justify-content: center;
}
.contact-actions .btn { padding: 12px 24px; font-size: 14px; }
.contact-hours { color: var(--text-muted); font-size: 13px; margin-top: 12px; }

/* ─── Pricing ─── */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  align-items: start;
}
.pricing-card {
  background: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 32px 24px;
  transition: all 0.35s;
  position: relative;
  overflow: hidden;
}
.pricing-card.featured {
  border-color: var(--primary);
  transform: scale(1.05);
  box-shadow: 0 0 40px rgba(0, 95, 248, 0.2);
  background: linear-gradient(180deg, rgba(0, 95, 248, 0.06) 0%, var(--bg-card) 100%);
}
.pricing-card.featured .pricing-badge {
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-1);
  padding: 5px 18px;
  border-radius: 0 0 12px 12px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  box-shadow: 0 4px 15px rgba(0, 95, 248, 0.3);
}
.pricing-card:hover { border-color: var(--primary); transform: translateY(-6px); box-shadow: var(--shadow-lg), var(--shadow-glow); }
.pricing-card.featured:hover { transform: scale(1.05) translateY(-6px); }
.pricing-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 6px;
}
.pricing-price { font-size: 38px; font-weight: 800; margin-bottom: 2px; }
.pricing-price span { font-size: 15px; font-weight: 400; color: var(--text-muted); }
.pricing-per { font-size: 13px; color: var(--text-muted); margin-bottom: 16px; }
.pricing-desc { font-size: 13px; color: var(--text-secondary); margin-bottom: 20px; line-height: 1.5; }
.pricing-features { list-style: none; padding: 0; margin-bottom: 24px; }
.pricing-features li {
  padding: 8px 0;
  font-size: 13px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.pricing-features li:last-child { border-bottom: none; }
.pricing-features li i { color: var(--success); font-size: 13px; width: 16px; }
.pricing-cta {
  width: 100%;
  padding: 12px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.3s;
}
.pricing-cta.btn-secondary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  border: none;
  box-shadow: 0 4px 15px rgba(0,95,248,0.3);
}
.pricing-cta.btn-secondary:hover { background: var(--primary-hover); box-shadow: 0 6px 25px rgba(0,95,248,0.45); transform: translateY(-2px); }

/* ─── Download ─── */
.download-section {
  background: var(--gradient-hero);
  text-align: center;
  padding: 100px 0;
  position: relative;
  overflow: hidden;
}
.download-section::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background:
    radial-gradient(circle at center, rgba(0, 95, 248, 0.1) 0%, transparent 60%),
    radial-gradient(circle at 30% 70%, rgba(245, 158, 11, 0.05) 0%, transparent 40%);
}
.download-section .container { position: relative; z-index: 1; }
.download-section h2 { font-size: 44px; font-weight: 800; margin-bottom: 12px; }
.download-section p { font-size: 17px; color: var(--text-secondary); max-width: 500px; margin: 0 auto 32px; }
.download-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.windows-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 20px;
  color: var(--text-muted);
  font-size: 14px;
}
.windows-badge i {
  font-size: 28px;
  color: var(--primary-light);
}
@media (max-width: 480px) {
  .windows-badge { font-size: 13px; }
  .windows-badge i { font-size: 22px; }
}

/* ─── Footer ─── */
.footer {
  background: var(--bg-medium);
  border-top: 1px solid var(--border);
  padding: 56px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 32px;
}
.footer-brand p { font-size: 13px; color: var(--text-muted); margin-top: 8px; max-width: 300px; line-height: 1.7; }
.footer-social { display: flex; gap: 16px; margin-top: 16px; }
.footer-social a { display: flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: 50%; background: rgba(255,255,255,0.04); border: 1px solid var(--border); transition: all 0.25s; font-size: 18px; }
.footer-social a[aria-label="Instagram"] { color: #E4405F; }
.footer-social a[aria-label="Instagram"]:hover { background: rgba(228,64,95,0.12); border-color: #E4405F; transform: translateY(-3px); }
.footer-social a[aria-label="X (Twitter)"] { color: #ffffff; }
.footer-social a[aria-label="X (Twitter)"]:hover { background: rgba(255,255,255,0.08); border-color: #ffffff; transform: translateY(-3px); }
.footer-social a[aria-label="Facebook"] { color: #1877F2; }
.footer-social a[aria-label="Facebook"]:hover { background: rgba(24,119,242,0.12); border-color: #1877F2; transform: translateY(-3px); }
.footer-social a[aria-label="YouTube"] { color: #FF0000; }
.footer-social a[aria-label="YouTube"]:hover { background: rgba(255,0,0,0.12); border-color: #FF0000; transform: translateY(-3px); }
.footer-social a[aria-label="WhatsApp"] { color: #25D366; }
.footer-social a[aria-label="WhatsApp"]:hover { background: rgba(37,211,102,0.12); border-color: #25D366; transform: translateY(-3px); }
.footer-col h4 { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--text-muted); margin-bottom: 16px; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a { font-size: 14px; color: var(--text-secondary); }
.footer-col ul li a:hover { color: var(--primary-light); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--text-muted);
}

/* ─── Guide Cards ─── */
.guides-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.guide-card {
  background: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all 0.35s;
}
.guide-card:hover { border-color: var(--primary); transform: translateY(-6px); box-shadow: var(--shadow-lg), var(--shadow-glow); }
.guide-card i { font-size: 36px; margin-bottom: 14px; color: var(--primary-light); }
.guide-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.guide-card p { font-size: 14px; color: var(--text-secondary); margin-bottom: 16px; line-height: 1.7; }
.guide-card .btn { padding: 8px 20px; font-size: 13px; }

/* ─── Guide Page ─── */
.guide-hero {
  padding: 120px 0 48px;
  background: var(--gradient-hero);
  text-align: center;
  position: relative;
}
.guide-hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(circle at center, rgba(0, 95, 248, 0.08) 0%, transparent 60%);
  pointer-events: none;
}
.guide-hero .container { position: relative; z-index: 1; }
.guide-hero h1 { font-size: 36px; font-weight: 800; margin-bottom: 8px; }
.guide-hero p { color: var(--text-secondary); font-size: 16px; }
.guide-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}
.guide-content h2 { font-size: 28px; font-weight: 700; margin: 48px 0 16px; }
.guide-content h3 { font-size: 20px; font-weight: 700; margin: 32px 0 12px; }
.guide-content p { font-size: 15px; color: var(--text-secondary); line-height: 1.8; margin-bottom: 16px; }
.guide-content ul { margin: 12px 0 20px; padding-left: 24px; }
.guide-content ul li { font-size: 14px; color: var(--text-secondary); line-height: 1.7; margin-bottom: 6px; }
.guide-content .step-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin-bottom: 16px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  transition: all 0.3s;
}
.guide-content .step-box:hover { border-color: var(--border-light); }
.guide-content .step-num {
  width: 32px; height: 32px;
  min-width: 32px;
  background: var(--gradient-1);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 700;
  box-shadow: 0 0 12px rgba(0, 95, 248, 0.2);
}
.guide-content .step-box h4 { font-size: 15px; font-weight: 600; margin-bottom: 4px; }
.guide-content .step-box p { font-size: 14px; margin-bottom: 0; }
.guide-content .tip-box {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.06), rgba(245, 158, 11, 0.02));
  border: 1px solid rgba(245, 158, 11, 0.15);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin: 16px 0;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.tip-box i { font-size: 18px; color: var(--accent); margin-top: 1px; }
.tip-box p { font-size: 13px; color: var(--accent); margin: 0; }
.guide-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 24px;
  font-size: 14px;
  color: var(--text-secondary);
}
.guide-back:hover { color: var(--primary-light); }

/* ─── Download Modal ─── */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  animation: fadeIn 0.2s ease;
}
.modal-overlay.open { display: flex; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { opacity: 0; transform: translateY(30px) scale(0.97); } to { opacity: 1; transform: translateY(0) scale(1); } }

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  max-width: 1100px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl), 0 0 80px rgba(0, 95, 248, 0.12);
  animation: slideUp 0.3s ease;
  position: relative;
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 28px 16px;
  border-bottom: 1px solid var(--border);
}
.modal-header h2 {
  font-size: 20px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
}
.modal-header h2 i { color: var(--primary-light); }
.modal-close {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.04);
  color: var(--text-muted);
  font-size: 18px;
  cursor: pointer;
  transition: all 0.2s;
}
.modal-close:hover { background: rgba(255,255,255,0.1); color: var(--text-primary); }
.modal-body { padding: 24px 28px 28px; }

.download-options {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}
.download-option {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: all 0.25s;
  cursor: pointer;
}
.download-option:hover {
  border-color: var(--primary);
  background: linear-gradient(135deg, rgba(0, 95, 248, 0.06), rgba(0, 95, 248, 0.02));
  transform: translateX(4px);
}
.download-option-icon {
  width: 48px; height: 48px;
  min-width: 48px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-md);
  font-size: 22px;
}
.download-option-icon.purple { background: linear-gradient(135deg, rgba(0, 95, 248, 0.12), rgba(0, 95, 248, 0.05)); color: var(--primary-light); }
.download-option-icon.cyan { background: linear-gradient(135deg, rgba(6, 182, 212, 0.12), rgba(6, 182, 212, 0.05)); color: var(--cyan); }
.download-option-icon.amber { background: linear-gradient(135deg, rgba(245, 158, 11, 0.12), rgba(245, 158, 11, 0.05)); color: var(--accent); }
.download-option-icon.green { background: linear-gradient(135deg, rgba(34, 197, 94, 0.12), rgba(34, 197, 94, 0.05)); color: var(--green); }
.download-option-icon.red { background: linear-gradient(135deg, rgba(239, 68, 68, 0.12), rgba(239, 68, 68, 0.05)); color: #ef4444; }
.download-option-icon.blue { background: linear-gradient(135deg, rgba(0, 95, 248, 0.12), rgba(0, 95, 248, 0.05)); color: var(--primary-light); }
.download-option-info { flex: 1; }
.download-option-info h4 { font-size: 15px; font-weight: 600; margin-bottom: 2px; }
.download-option-info p { font-size: 12px; color: var(--text-muted); margin: 0; }
.download-option-arrow { color: var(--text-muted); font-size: 14px; transition: all 0.2s; }
.download-option:hover .download-option-arrow { color: var(--primary-light); transform: translateX(4px); }

/* ─── Modal two-column layout (mirrors left, safety guide right) ─── */
.modal-body-columns {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.modal-col-left {
  flex: 1;
  min-width: 0;
}
.modal-col-right {
  flex: 1;
  min-width: 0;
}
.modal-col-left .download-options {
  margin-bottom: 0;
}

.warning-box {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.06), rgba(245, 158, 11, 0.02));
  border: 1px solid rgba(245, 158, 11, 0.15);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
}
.warning-box-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}
.warning-box-header i { color: var(--accent); font-size: 20px; }
.warning-box-header h3 { font-size: 15px; font-weight: 700; }
.warning-box p { font-size: 13px; color: var(--text-secondary); line-height: 1.7; margin-bottom: 12px; }
.warning-box p:last-child { margin-bottom: 0; }
.warning-steps {
  display: flex;
  gap: 12px;
  margin: 14px 0;
}
.warning-step {
  flex: 1;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px;
  text-align: center;
}
.warning-step img {
  width: 100%;
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
  background: var(--bg-elevated);
  aspect-ratio: 16/9;
  object-fit: cover;
}
.warning-step .step-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.warning-step .step-label i { font-size: 11px; }
.warning-step .step-desc {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ─── Sticky Download CTA ─── */
.sticky-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 900;
  transform: translateY(120%);
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
  pointer-events: none;
  padding: 12px 16px;
  background: rgba(14, 15, 19, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: 0 -8px 30px rgba(0, 0, 0, 0.4);
}
.sticky-cta.visible {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}
.sticky-cta-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.sticky-cta-text { display: flex; flex-direction: column; line-height: 1.3; }
.sticky-cta-text strong { font-size: 14px; color: var(--text-primary); }
.sticky-cta-text span { font-size: 12px; color: var(--text-muted); }
.sticky-cta-btn { padding: 10px 20px; font-size: 14px; white-space: nowrap; }
@media (min-width: 769px) {
  .sticky-cta { left: auto; right: 24px; bottom: 24px; padding: 0; background: transparent; border: none; box-shadow: none; backdrop-filter: none; -webkit-backdrop-filter: none; }
  .sticky-cta-inner {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 999px;
    padding: 10px 12px 10px 20px;
    box-shadow: var(--shadow-xl), 0 0 30px rgba(0, 95, 248, 0.15);
  }
}
@media (max-width: 480px) {
  .sticky-cta-text span { display: none; }
}

/* ─── Image Zoom Lightbox ─── */
.zoom-overlay {
  display: none;
  position: fixed;
  z-index: 9999;
  left: 0; top: 0;
  width: 100%; height: 100%;
  background: rgba(0, 0, 0, 0.85);
  align-items: center;
  justify-content: center;
  cursor: zoom-out;
}
.zoom-overlay.open { display: flex; }
.zoom-content {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.8);
}
.zoom-close {
  position: absolute;
  top: 20px;
  right: 30px;
  font-size: 36px;
  color: #fff;
  cursor: pointer;
  line-height: 1;
  opacity: 0.7;
  transition: opacity 0.2s;
}
.zoom-close:hover { opacity: 1; }

/* ─── Shop / Cybercafe Section ─── */
.shop-section { padding-top: 0; }
.shop-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 48px;
}
.shop-card {
  background: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: all 0.3s;
}
.shop-card:hover { border-color: var(--primary); transform: translateY(-3px); box-shadow: 0 8px 30px rgba(0, 95, 248, 0.1); }
.shop-card.cyan:hover { border-color: var(--cyan); box-shadow: 0 8px 30px rgba(13, 197, 240, 0.1); }
.shop-card.amber:hover { border-color: var(--accent); box-shadow: 0 8px 30px rgba(245, 158, 11, 0.1); }
.shop-card.green:hover { border-color: var(--green); box-shadow: 0 8px 30px rgba(13, 197, 81, 0.1); }
.shop-card.pink:hover { border-color: var(--pink); box-shadow: 0 8px 30px rgba(236, 72, 153, 0.1); }
.shop-card.purple:hover { border-color: #a78bfa; box-shadow: 0 8px 30px rgba(167, 139, 250, 0.1); }
.shop-icon {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, rgba(0, 95, 248, 0.12), rgba(0, 95, 248, 0.05));
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; color: var(--primary-light);
  margin-bottom: 16px;
}
.shop-card.cyan .shop-icon { background: linear-gradient(135deg, rgba(13,197,240,0.12), rgba(13,197,240,0.05)); color: var(--cyan); }
.shop-card.amber .shop-icon { background: linear-gradient(135deg, rgba(245,158,11,0.12), rgba(245,158,11,0.05)); color: var(--accent); }
.shop-card.green .shop-icon { background: linear-gradient(135deg, rgba(13,197,81,0.12), rgba(13,197,81,0.05)); color: var(--green); }
.shop-card.pink .shop-icon { background: linear-gradient(135deg, rgba(236,72,153,0.12), rgba(236,72,153,0.05)); color: var(--pink); }
.shop-card.purple .shop-icon { background: linear-gradient(135deg, rgba(167,139,250,0.12), rgba(167,139,250,0.05)); color: #a78bfa; }
.shop-card h3 { font-size: 16px; font-weight: 600; margin-bottom: 10px; color: var(--text-primary); }
.shop-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.7; }
.shop-card p strong { color: var(--text-primary); }
.shop-cta {
  background: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 40px;
  text-align: center;
}
.shop-cta-icon { font-size: 28px; color: var(--primary-light); margin-bottom: 12px; opacity: 0.6; }
.shop-cta-text { font-size: 16px; color: var(--text-secondary); line-height: 1.8; max-width: 700px; margin: 0 auto 8px; font-style: italic; }
.shop-cta-author { font-size: 14px; color: var(--text-muted); }

@media (min-width: 769px) and (max-width: 1199px) {
  .shop-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ─── Responsive ─── */
@media (max-width: 1100px) {
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-card.featured { transform: none; }
  .pricing-card.featured:hover { transform: translateY(-6px); }
  .dev-stack-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 1024px) {
  .hero .container { flex-direction: column; text-align: center; }
  .hero p { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero h1 { font-size: 40px; }
  .features-grid, .guides-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .how-grid { grid-template-columns: repeat(2, 1fr); }
  .dev-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .feature-detail { flex-direction: column !important; text-align: center; }
  .feature-detail-text ul li { justify-content: center; }
}
@media (max-width: 768px) {
  .mobile-toggle { display: flex; }
  .nav-links {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--bg-medium);
    flex-direction: column;
    padding: 16px;
    gap: 4px;
    border-bottom: 1px solid var(--border);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a { width: 100%; padding: 12px 16px; }
  .hero { padding: 110px 0 48px; }
  .hero h1 { font-size: 34px; }
  .hero p { font-size: 16px; }
  .dev-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .dev-stack-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .section { padding: 60px 0; }
  .section-header h2 { font-size: 28px; }
  .download-section h2 { font-size: 32px; }
  .modal-body-columns { flex-direction: column; }

  /* One-card-at-a-time swipeable carousels */
  .features-grid, .shop-grid, .guides-grid, .how-grid, .pricing-grid {
    display: flex;
    flex-wrap: nowrap;
    grid-template-columns: none;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    gap: 16px;
    margin: 0 -24px;
    padding: 4px 24px 8px;
    scrollbar-width: none;
  }
  .features-grid::-webkit-scrollbar,
  .shop-grid::-webkit-scrollbar,
  .guides-grid::-webkit-scrollbar,
  .how-grid::-webkit-scrollbar,
  .pricing-grid::-webkit-scrollbar { display: none; }
  .features-grid > *, .shop-grid > *, .guides-grid > *, .how-grid > *, .pricing-grid > * {
    flex: 0 0 100%;
    scroll-snap-align: center;
    scroll-snap-stop: always;
  }
  .pricing-card.featured { transform: none; }
  .pricing-card.featured:hover { transform: translateY(-6px); }

  .swipe-hint {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    margin: -24px auto 24px;
  }
  .swipe-hint i { font-size: 11px; animation: swipeHintMove 1.4s ease-in-out infinite; }
  @keyframes swipeHintMove {
    0%, 100% { transform: translateX(0); opacity: 0.6; }
    50% { transform: translateX(4px); opacity: 1; }
  }

  .swipe-dots {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 16px;
  }
  .swipe-dots span {
    width: 7px; height: 7px;
    border-radius: 50%;
    background: var(--border-light);
    transition: all 0.25s;
  }
  .swipe-dots span.active {
    width: 20px;
    border-radius: 4px;
    background: var(--primary-light);
  }
}
@media (min-width: 769px) {
  .swipe-hint, .swipe-dots { display: none; }
}