/* Paiwat Landing Page Styles */
:root {
  --bg: #0b1111;
  --bg-elev: #0f1515;
  --text: #e6f2f1;
  --muted: #b7c7c6;
  --primary: #0f766e;
  --primary-2: #14b8a6;
  --card: #111a1a;
  --border: #1f2a2a;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: 'Inter', ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  background: radial-gradient(1200px 600px at 80% -10%, rgba(20,184,166,0.12), transparent 60%),
              radial-gradient(900px 500px at 10% 10%, rgba(15,118,110,0.14), transparent 50%),
              linear-gradient(180deg, #0a0f0f 0%, #0b1111 60%);
}

.container { width: min(1100px, 92%); margin-inline: auto; }
.section { padding: 64px 0; }
.section-accent { background: rgba(20, 184, 166, 0.05); }

.site-header { position: sticky; top: 0; z-index: 50; backdrop-filter: blur(8px); background: rgba(11,17,17,0.7); border-bottom: 1px solid var(--border); }
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; }
.brand { color: var(--text); text-decoration: none; display: inline-flex; align-items: center; gap: 10px; }
.brand-icon { width: 28px; height: 28px; border-radius: 6px; }
.brand-name { font-weight: 700; letter-spacing: 0.2px; }
.nav { display: none; gap: 18px; align-items: center; }
.nav a { color: var(--muted); text-decoration: none; font-weight: 500; }
.nav a:hover { color: var(--text); }
.nav-toggle { background: none; color: var(--text); border: 1px solid var(--border); padding: 6px 10px; border-radius: 8px; }

@media (min-width: 840px) { .nav { display: inline-flex; } .nav-toggle { display: none; } }

.btn { display: inline-block; padding: 12px 16px; border-radius: 10px; text-decoration: none; font-weight: 600; }
.btn-small { padding: 8px 12px; font-weight: 600; border: 1px solid var(--border); border-radius: 8px; }
.btn-primary { background: linear-gradient(180deg, var(--primary-2), var(--primary)); color: #031414; box-shadow: 0 10px 30px rgba(16,185,129,0.15); }
.btn-outline { border: 1px solid var(--border); color: var(--text); }

.hero { padding: 64px 0 20px; }
.hero-inner { display: grid; grid-template-columns: 1fr; gap: 28px; align-items: center; }
.hero h1 { font-size: clamp(28px, 5vw, 40px); margin: 0 0 12px; }
.lead { color: var(--muted); font-size: 16px; margin: 0 0 18px; }
.cta-group { display: flex; gap: 12px; flex-wrap: wrap; margin: 12px 0 10px; }
.hero-highlights { list-style: none; padding: 0; margin: 14px 0 0; color: var(--muted); }
.hero-highlights li { margin: 2px 0; }
.hero-art img { width: 100%; max-width: 520px; border-radius: 16px; box-shadow: 0 30px 80px rgba(0,0,0,0.45); border: 1px solid var(--border); }

@media (min-width: 920px) {
  .hero-inner { grid-template-columns: 1.1fr 0.9fr; }
}

h2 { font-size: 26px; margin: 0 0 18px; }
.grid { display: grid; grid-template-columns: 1fr; gap: 14px; }
.features-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 16px; box-shadow: inset 0 1px rgba(255,255,255,0.03); }
.card h3 { margin: 6px 0 8px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); }

.screenshots { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.screenshots img { width: 100%; border-radius: 16px; border: 1px solid var(--border); box-shadow: 0 10px 40px rgba(0,0,0,0.4); }

.support { display: grid; grid-template-columns: 1fr; gap: 18px; align-items: start; }
.support .note { color: var(--muted); }
.support .fine-print { color: var(--muted); font-size: 12px; margin-top: 8px; }
.emergency-list { margin: 8px 0 0; }

@media (min-width: 820px) {
  .support { grid-template-columns: 1.4fr 1fr; }
}

.site-footer { border-top: 1px solid var(--border); background: var(--bg-elev); padding: 20px 0; }
.footer-inner { display: grid; grid-template-columns: 1fr; gap: 10px; align-items: center; }
.footer-brand { display: inline-flex; align-items: center; gap: 10px; color: var(--muted); }
.footer-brand img { width: 22px; height: 22px; border-radius: 6px; border: 1px solid var(--border); }
.footer-inner nav { display: flex; gap: 12px; }
.footer-inner nav a { color: var(--muted); text-decoration: none; }
.footer-inner nav a:hover { color: var(--text); }

@media (min-width: 760px) { .footer-inner { grid-template-columns: auto 1fr auto; } }