:root {
  --bg: #0b1020;
  --bg-2: #121a30;
  --card: #161f38;
  --line: #24304f;
  --text: #eef2fb;
  --muted: #9aa6c2;
  --accent: #3b9bff;
  --accent-2: #46d17a;
  --radius: 16px;
  --max: 1100px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
a { color: var(--accent); }
img { max-width: 100%; height: auto; display: block; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header { border-bottom: 1px solid var(--line); background: rgba(11,16,32,.9); position: sticky; top: 0; backdrop-filter: blur(8px); z-index: 10; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-weight: 700; font-size: 19px; }
.brand img { width: 34px; height: 34px; border-radius: 8px; }
.nav { display: flex; gap: 22px; }
.nav a { color: var(--muted); text-decoration: none; font-size: 15px; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--text); }

/* Hero */
.hero { padding: 72px 0 40px; text-align: center; background: radial-gradient(ellipse at top, #1a2a55 0%, var(--bg) 65%); }
.hero .app-icon { width: 120px; height: 120px; border-radius: 27px; margin: 0 auto 24px; box-shadow: 0 12px 40px rgba(0,0,0,.5); }
.hero h1 { font-size: clamp(34px, 6vw, 56px); line-height: 1.1; margin: 0 0 16px; letter-spacing: -0.02em; }
.hero p.lead { font-size: clamp(18px, 2.4vw, 22px); color: var(--muted); max-width: 680px; margin: 0 auto 28px; }
.btn { display: inline-block; background: var(--accent); color: #fff; padding: 13px 26px; border-radius: 999px; text-decoration: none; font-weight: 600; }
.btn.secondary { background: transparent; border: 1px solid var(--line); color: var(--text); margin-left: 10px; }
.note { color: var(--muted); font-size: 14px; margin-top: 14px; }
.hero-shot { margin: 48px auto 0; max-width: 960px; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); box-shadow: 0 20px 60px rgba(0,0,0,.55); }

/* Sections */
section { padding: 64px 0; }
section h2 { font-size: clamp(26px, 4vw, 36px); margin: 0 0 12px; text-align: center; letter-spacing: -0.01em; }
section p.sub { text-align: center; color: var(--muted); max-width: 640px; margin: 0 auto 40px; }

.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.feature h3 { margin: 0 0 6px; font-size: 18px; }
.feature p { margin: 0; color: var(--muted); font-size: 15px; }

.gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.gallery img { border-radius: 12px; border: 1px solid var(--line); }

.pricing { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; max-width: 760px; margin: 0 auto; }
.plan { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; text-align: center; }
.plan.best { border-color: var(--accent); }
.plan .price { font-size: 38px; font-weight: 700; margin: 6px 0; }
.plan .per { color: var(--muted); font-size: 15px; }
.plan .tag { display: inline-block; background: rgba(70,209,122,.15); color: var(--accent-2); font-size: 13px; padding: 3px 10px; border-radius: 999px; margin-top: 10px; }

/* Text pages */
.doc { max-width: 760px; margin: 0 auto; padding: 48px 20px 72px; }
.doc h1 { font-size: clamp(30px, 5vw, 42px); margin: 0 0 6px; letter-spacing: -0.01em; }
.doc .meta { color: var(--muted); margin: 0 0 32px; }
.doc h2 { font-size: 22px; margin: 36px 0 8px; }
.doc ul { padding-left: 22px; }
.doc li { margin: 6px 0; }
.callout { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 22px; margin: 24px 0; }
.faq details { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px 18px; margin: 10px 0; }
.faq summary { cursor: pointer; font-weight: 600; }
.faq details p { color: var(--muted); margin: 10px 0 0; }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding: 28px 0; color: var(--muted); font-size: 14px; }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: space-between; }
.site-footer a { color: var(--muted); text-decoration: none; margin-right: 18px; }
.site-footer a:hover { color: var(--text); }

@media (max-width: 860px) { .features { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) {
  .features, .gallery { grid-template-columns: 1fr; }
  .nav { gap: 14px; }
  .btn.secondary { margin: 12px 0 0; }
  section { padding: 48px 0; }
}