/* ════════════════════════════════════════════════════════════════════
   Smart Integration Works — Design System v2
   Inspired by Stripe purple + Linear dark-mode precision
   ════════════════════════════════════════════════════════════════════ */

/* ─── CSS Variables ─── */
[data-theme="dark"] {
  --bg: #0a0e1a;
  --bg-alt: #0f1424;
  --bg-card: #131a2e;
  --bg-card-hover: #1a2340;
  --text: #e8edf5;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --primary: #3b82f6;
  --primary-dark: #2563eb;
  --primary-light: #60a5fa;
  --accent: #7c3aed;
  --accent-light: #a78bfa;
  --gradient-primary: linear-gradient(135deg, #3b82f6, #7c3aed);
  --gradient-accent: linear-gradient(135deg, #60a5fa, #a78bfa);
  --gradient-hero: linear-gradient(135deg, #1e3a5f 0%, #1a1a3e 50%, #0f1424 100%);
  --line: rgba(255,255,255,0.06);
  --line-strong: rgba(255,255,255,0.1);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --shadow: 0 4px 20px rgba(0,0,0,0.3);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 30px rgba(59,130,246,0.15);
  --radius-sm: 6px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --max-width: 1140px;
}

:root {
  --bg: #f8fafc;
  --bg-alt: #f1f5f9;
  --bg-card: #ffffff;
  --bg-card-hover: #f8fafc;
  --text: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --line: rgba(0,0,0,0.08);
  --line-strong: rgba(0,0,0,0.12);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow: 0 4px 20px rgba(15,23,42,0.08);
  --shadow-lg: 0 8px 40px rgba(15,23,42,0.12);
  --shadow-glow: 0 0 30px rgba(59,130,246,0.08);
  --gradient-hero: linear-gradient(135deg, #eef2ff 0%, #f0f9ff 50%, #f8fafc 100%);
}

/* ─── Reset & Base ─── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
::selection { background: rgba(59,130,246,0.3); color: #fff; }

/* ─── Container ─── */
.wrap { width: min(var(--max-width), calc(100% - 48px)); margin: 0 auto; }

/* ════════════════════════════════════════════════════════════════════
   HEADER & NAV
   ════════════════════════════════════════════════════════════════════ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(248, 250, 252, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}
[data-theme="dark"] .site-header {
  background: rgba(10, 14, 26, 0.85);
}
.brand-stack {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 14px 0;
  position: relative;
}
..site-logo { height: 48px; width: auto; flex-shrink: 0; }
.tagline {
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.3px;
  display: none;
}
@media (min-width: 768px) { .tagline { display: block; } }

/* ─── Topbar Nav (unified) ─── */
.topbar {
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line-strong);
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 1000;
}
[data-theme="light"] .topbar {
  background: rgba(248, 250, 252, 0.95);
}
.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 24px;
}
.logo img { height: 48px; width: auto; display: block; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-links a {
  white-space: nowrap;
  text-decoration: none;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: all 0.2s;
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
  background: var(--bg-alt);
}
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line-strong);
  color: var(--text);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 20px;
}
.theme-toggle {
  background: var(--bg-alt);
  border: 1px solid var(--line-strong);
  color: var(--text-muted);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: 8px;
}
.theme-toggle:hover {
  color: var(--accent);
  border-color: var(--accent);
}
@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: var(--bg-card);
    border-bottom: 1px solid var(--line-strong);
    flex-direction: column;
    padding: 16px;
    gap: 4px;
  }
  .nav-links.open { display: flex; }
  .nav-links a { width: 100%; padding: 12px 16px; }
  .nav-toggle { display: block; }
  .theme-toggle { margin-left: auto; }
}

/* ─── Nav ─── */
.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}
.main-nav a {
  white-space: nowrap;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  transition: all 0.2s;
}
.main-nav a:hover { color: var(--text); background: rgba(255,255,255,0.04); }
.main-nav a.active { color: var(--primary); background: rgba(59,130,246,0.1); }
.main-nav .button.primary {
  margin-left: 8px;
  padding: 7px 18px !important;
  font-size: 13px !important;
  font-weight: 600;
  border-radius: var(--radius-sm);
  background: var(--gradient-primary) !important;
  color: #fff !important;
  border: none !important;
}
.main-nav .button.primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(59,130,246,0.3);
}

/* ─── Theme Toggle ─── */
.theme-toggle {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  cursor: pointer;
  font-size: 15px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  margin-left: 8px;
  flex-shrink: 0;
}
.theme-toggle:hover {
  background: rgba(255,255,255,0.08);
  border-color: var(--primary);
}

/* ─── Hamburger ─── */
.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  margin: 5px 0;
  border-radius: 2px;
  transition: 0.3s;
}

/* ════════════════════════════════════════════════════════════════════
   HERO
   ════════════════════════════════════════════════════════════════════ */
.hero-section {
  position: relative;
  padding: 100px 0 80px;
  text-align: center;
  background: var(--gradient-hero);
  overflow: hidden;
}
/* Animated subtle grid pattern */
.hero-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(59,130,246,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59,130,246,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 70%);
}
/* Glowing orbs */
.hero-section::after {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(59,130,246,0.08) 0%, transparent 70%);
  top: -200px;
  right: -200px;
  pointer-events: none;
}
.hero-glow-left {
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(124,58,237,0.06) 0%, transparent 70%);
  bottom: -150px;
  left: -150px;
  pointer-events: none;
}
.hero-section > .wrap { position: relative; z-index: 1; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(59,130,246,0.1);
  color: var(--primary-light);
  padding: 6px 18px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.3px;
  margin-bottom: 24px;
  border: 1px solid rgba(59,130,246,0.15);
}
.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 8px rgba(52,211,153,0.5);
}
.hero-section h1 {
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1.08;
  margin: 0 auto 20px;
  font-weight: 700;
  letter-spacing: -0.03em;
  max-width: 800px;
  background: linear-gradient(135deg, #0f172a 0%, #475569 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
[data-theme="dark"] .hero-section h1 {
  background: linear-gradient(135deg, #f1f5f9 0%, #94a3b8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-section h1 em {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-style: normal;
}
.hero-section p {
  max-width: 600px;
  margin: 0 auto 32px;
  font-size: 17px;
  line-height: 1.7;
  color: var(--text-secondary);
}
.actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ════════════════════════════════════════════════════════════════════
   BUTTONS
   ════════════════════════════════════════════════════════════════════ */
.button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  transition: all 0.25s;
  border: 1px solid transparent;
}
.button.primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: 0 4px 14px rgba(59,130,246,0.25);
}
.button.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(59,130,246,0.35);
}
.button.outline {
  background: transparent;
  color: var(--text);
  border-color: var(--line-strong);
}
.button.outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(59,130,246,0.06);
}
.button.large { padding: 14px 32px; font-size: 16px; }
.button .arrow { transition: transform 0.2s; }
.button:hover .arrow { transform: translateX(4px); }

/* ════════════════════════════════════════════════════════════════════
   SECTIONS
   ════════════════════════════════════════════════════════════════════ */
.section { padding: 80px 0; }
.section.alt { background: var(--bg-alt); }
.section-head {
  text-align: center;
  margin-bottom: 48px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}
.section-head h2 {
  font-size: clamp(28px, 3.5vw, 38px);
  margin: 0 0 16px;
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--text), var(--text-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-head p {
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 16px;
}
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.eyebrow.primary { color: var(--primary-light); }

/* ════════════════════════════════════════════════════════════════════
   PRODUCT CARDS
   ════════════════════════════════════════════════════════════════════ */
.product-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: center;
}
.catalog-card {
  flex: 0 1 320px;
  min-width: 280px;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.catalog-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity 0.3s;
}
.catalog-card:hover {
  transform: translateY(-4px);
  border-color: rgba(59,130,246,0.2);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3), 0 0 30px rgba(59,130,246,0.08);
  background: var(--bg-card-hover);
}
.catalog-card:hover::before { opacity: 1; }
.catalog-body {
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.catalog-body h3 {
  font-size: 20px;
  font-weight: 600;
  margin: 0 0 4px;
  letter-spacing: -0.01em;
}
.price-row {
  margin: 12px 0 16px;
}
.price {
  font-size: 28px;
  font-weight: 700;
  color: var(--primary-light);
  letter-spacing: -0.02em;
}
.price small {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-muted);
}
.catalog-body > p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0 0 16px;
  flex: 1;
}
.catalog-features {
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.catalog-features li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.4;
}
.catalog-features li::before {
  content: '✓';
  color: #34d399;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}
.catalog-card .button {
  width: 100%;
  justify-content: center;
  margin-top: auto;
}
.best-value-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: linear-gradient(135deg, #059669, #10b981);
  color: white;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  box-shadow: 0 2px 10px rgba(16,185,129,0.3);
}

/* ════════════════════════════════════════════════════════════════════
   COMPARISON — Card-based
   ════════════════════════════════════════════════════════════════════ */
.comparison-grid {
  display: grid;
  gap: 8px;
  max-width: 800px;
  margin: 0 auto;
}
.comparison-row {
  display: grid;
  grid-template-columns: 1fr 1.2fr 1.2fr;
  gap: 12px;
  align-items: center;
  padding: 14px 20px;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  transition: all 0.2s;
}
.comparison-row:hover {
  border-color: var(--line-strong);
  background: var(--bg-card-hover);
}
.comparison-row:first-child {
  background: transparent;
  border: none;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  padding: 0 20px 8px;
}
.comparison-row .feature-name {
  font-weight: 600;
  font-size: 14px;
}
.comparison-row .competitor {
  font-size: 13px;
  color: var(--text-muted);
}
.comparison-row .competitor .badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  margin-left: 6px;
  background: rgba(239,68,68,0.1);
  color: #ef4444;
}
.comparison-row .siw-value {
  font-size: 13px;
  color: #34d399;
  font-weight: 500;
}
.comparison-row .siw-value .badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  margin-left: 6px;
  background: rgba(52,211,153,0.1);
  color: #34d399;
}

/* ════════════════════════════════════════════════════════════════════
   TEAM
   ════════════════════════════════════════════════════════════════════ */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 300px));
  gap: 24px;
  justify-content: center;
}
.team-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  transition: all 0.3s;
}
.team-card:hover {
  transform: translateY(-2px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow);
}
.team-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-weight: 800;
  font-size: 20px;
  color: white;
}
.team-card h4 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 600;
}
.team-card .bio {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

/* ════════════════════════════════════════════════════════════════════
   CONTACT
   ════════════════════════════════════════════════════════════════════ */
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}
.contact-methods {
  display: grid;
  gap: 12px;
}
.contact-method {
  display: flex;
  gap: 14px;
  align-items: center;
  padding: 16px 20px;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  transition: all 0.2s;
}
.contact-method:hover {
  border-color: var(--primary);
  background: var(--bg-card-hover);
  transform: translateX(4px);
}
.contact-method-icon { font-size: 22px; flex-shrink: 0; }
.contact-method h4 { margin: 0 0 2px; font-size: 14px; font-weight: 600; }
.contact-method p { margin: 0; font-size: 13px; color: var(--text-muted); }

.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
}
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-secondary);
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--bg);
  font: inherit;
  color: var(--text);
  font-size: 14px;
  transition: border-color 0.2s;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.1);
}
.form-group textarea { min-height: 100px; resize: vertical; }
.form-submit {
  width: 100%;
  padding: 12px;
  background: var(--gradient-primary);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-weight: 600;
  cursor: pointer;
  font-size: 15px;
  transition: all 0.2s;
}
.form-submit:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(59,130,246,0.3);
}
.form-message {
  display: none;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
  font-size: 14px;
}
.form-message.success {
  display: block;
  background: rgba(16,185,129,0.1);
  color: #34d399;
  border: 1px solid rgba(16,185,129,0.2);
}
.form-message.error {
  display: block;
  background: rgba(239,68,68,0.1);
  color: #ef4444;
  border: 1px solid rgba(239,68,68,0.2);
}

/* ════════════════════════════════════════════════════════════════════
   CTA SECTION
   ════════════════════════════════════════════════════════════════════ */
.cta-section {
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #1e3a5f, #1e1b4b);
}
[data-theme="dark"] .cta-section {
  background: linear-gradient(135deg, #0a0e1a 0%, #131a2e 50%, #1a1a3e 100%);
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(59,130,246,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59,130,246,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
}
.cta-section > .wrap { position: relative; z-index: 1; }
.cta-section h2 {
  font-size: clamp(28px, 3.5vw, 36px);
  color: white;
  margin: 0 0 16px;
}
.cta-section p {
  max-width: 560px;
  margin: 0 auto 28px;
  color: rgba(255,255,255,0.6);
  font-size: 16px;
  line-height: 1.7;
}
.cta-section .button.primary {
  background: linear-gradient(135deg, #3b82f6, #60a5fa);
  box-shadow: 0 4px 20px rgba(59,130,246,0.3);
}
.cta-section .button.outline {
  border-color: rgba(255,255,255,0.2);
  color: rgba(255,255,255,0.8);
}
.cta-section .button.outline:hover {
  border-color: rgba(255,255,255,0.5);
  color: white;
  background: rgba(255,255,255,0.05);
}

/* ════════════════════════════════════════════════════════════════════
   FOOTER
   ════════════════════════════════════════════════════════════════════ */
footer {
  background: #0f172a;
  border-top: 1px solid var(--line);
  padding: 56px 0 24px;
  color: var(--text-secondary);
}
[data-theme="dark"] footer {
  background: #060a14;
}
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
}
.footer-inner h4 {
  font-size: 13px;
  font-weight: 700;
  margin: 0 0 16px;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.footer-inner a {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  color: var(--text-muted);
  transition: color 0.2s;
}
.footer-inner a:hover { color: var(--primary-light); }
.footer-inner p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}
.footer-bottom {
  text-align: center;
  padding-top: 24px;
  margin-top: 40px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--text-muted);
}

/* ════════════════════════════════════════════════════════════════════
   SCROLL ANIMATIONS
   ════════════════════════════════════════════════════════════════════ */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.fade-up.visible { opacity: 1; transform: translateY(0); }
.fade-in {
  opacity: 0;
  transition: opacity 0.6s ease;
}
.fade-in.visible { opacity: 1; }
@media (prefers-reduced-motion: reduce) {
  .fade-up, .fade-in, .catalog-card, .team-card { opacity: 1; transform: none; transition: none; }
}

/* ════════════════════════════════════════════════════════════════════
   RESPONSIVE
   ════════════════════════════════════════════════════════════════════ */
@media (max-width: 1100px) {
  .footer-inner { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
}
@media (max-width: 920px) {
  .hero-section { padding: 60px 0 50px; }
  .section { padding: 60px 0; }
  .contact-wrap { grid-template-columns: 1fr; }
  .comparison-row { grid-template-columns: 1fr 1fr 1fr; padding: 12px 14px; gap: 8px; }
  .comparison-row .feature-name { font-size: 13px; }
  .comparison-row .competitor, .comparison-row .siw-value { font-size: 12px; }
}
@media (max-width: 768px) {
  .hamburger { display: block; }
  .main-nav {
    display: none;
    position: fixed;
    top: 0;
    right: -300px;
    width: 280px;
    height: 100vh;
    background: var(--bg-card);
    flex-direction: column;
    padding: 80px 20px 20px;
    gap: 2px;
    box-shadow: -4px 0 30px rgba(0,0,0,0.4);
    transition: right 0.3s ease;
    z-index: 200;
    margin-left: 0;
  }
  .main-nav.open { display: flex; right: 0; }
  .main-nav a {
  white-space: nowrap; padding: 12px 16px; font-size: 15px; width: 100%; }
  .main-nav .button.primary { margin-left: 0; margin-top: 8px; }
  .theme-toggle { margin-left: auto; }
  .hero-section h1 { font-size: 28px; }
  .hero-section p { font-size: 15px; }
  .product-grid {
    flex-direction: column;
    align-items: center;
    gap: 20px;
  }
  .catalog-card {
    flex-basis: 100%;
    min-width: 0;
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
  }
  .team-grid { grid-template-columns: 1fr; }
  .comparison-row { grid-template-columns: 1fr; gap: 4px; padding: 12px 16px; }
  .comparison-row:first-child { display: none; }
  .comparison-row .feature-name { font-size: 14px; margin-bottom: 4px; }
  .comparison-row .competitor, .comparison-row .siw-value { font-size: 13px; }
  .cta-section { padding: 60px 0; }
  footer { padding: 40px 0 20px; }
  .footer-inner { grid-template-columns: 1fr; gap: 28px; }
}
@media (max-width: 480px) {
  .wrap { width: calc(100% - 32px); }
  .hero-section { padding: 40px 0 40px; }
  .hero-section h1 { font-size: 24px; }
  .section { padding: 40px 0; }
  .section-head { margin-bottom: 32px; }
  .catalog-body { padding: 20px 16px; }
  .catalog-card { flex-basis: 100%; min-width: 0; width: 100%; max-width: 400px; margin: 0 auto; }
  .contact-form { padding: 20px; }
}