/* Base */
:root {
  --bg: #0d0d0f;
  --card: #141418;
  --text: #ffffff;
  --text-dim: #c9c9d1;
  --accent-start: #ff4458;
  --accent-end: #ff7a00;
  --accent: #ff5a5f;
  --border: rgba(255,255,255,0.08);
  --shadow: 0 10px 30px rgba(0,0,0,0.5);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, 'Apple Color Emoji', 'Segoe UI Emoji';
  color: var(--text);
  background: radial-gradient(1200px 800px at 90% -10%, rgba(255,122,0,0.2), transparent 60%),
              radial-gradient(1000px 700px at -10% 10%, rgba(255,68,88,0.18), transparent 60%),
              var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: saturate(150%) blur(10px);
  background: rgba(13,13,15,0.6);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0.2px;
}
.logo-mark { font-size: 20px; }
.logo-text { font-size: 18px; }

.desktop-only { display: none; }

/* Hero */
.hero {
  padding: 56px 0 40px;
}
.headline {
  margin: 0 0 8px;
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1.05;
  font-weight: 800;
  letter-spacing: -0.5px;
}
.subhead {
  margin: 0 0 24px;
  font-size: clamp(16px, 2.4vw, 20px);
  color: var(--text-dim);
}

.cta-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 28px;
}
.cta-hint {
  color: var(--text-dim);
  font-size: 14px;
}

.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 8px 0 20px;
}
.card {
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.0));
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  box-shadow: var(--shadow);
}
.card h3 { margin: 0 0 10px; font-size: 18px; }
.list { margin: 0; padding-left: 0; list-style: none; }
.list li { margin: 6px 0; }

.reassure { color: var(--text-dim); margin: 12px 0 0; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 22px;
  border-radius: 14px;
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
  letter-spacing: 0.2px;
  transition: transform 0.15s ease, box-shadow 0.2s ease, opacity 0.2s ease;
  will-change: transform;
}
.btn:active { transform: translateY(1px) scale(0.99); }

.btn-primary {
  background: linear-gradient(135deg, var(--accent-start), var(--accent-end));
  box-shadow: 0 12px 30px rgba(255, 68, 88, 0.35), 0 6px 18px rgba(255, 122, 0, 0.25);
}
.btn-primary:hover { box-shadow: 0 16px 40px rgba(255, 68, 88, 0.45), 0 8px 24px rgba(255, 122, 0, 0.35); }

.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
}
.btn-ghost:hover { opacity: 0.9; }

/* Sticky CTA for mobile */
.sticky-cta {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: 16px;
  z-index: 60;
  display: none;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  background: rgba(13,13,15,0.6);
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 68px;
}
.footer-inner a { color: var(--text-dim); text-decoration: none; }
.footer-inner a:hover { color: var(--text); }

/* Media */
@media (min-width: 768px) {
  .hero { padding: 88px 0 72px; }
  .cards { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .desktop-only { display: inline-flex; }
}

@media (max-width: 767.98px) {
  .sticky-cta { display: inline-flex; }
}

/* Prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  .btn, .btn-primary { transition: none; }
}