:root {
  --bg: #0a0616;
  --bg2: #120b24;
  --card: rgba(30, 22, 54, 0.6);
  --border: #2a2140;
  --text: #ede9fe;
  --muted: #9b8fc0;
  --primary: #a855f7;
  --primary2: #6366f1;
  --accent: #22c55e;
  --danger: #f87171;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: radial-gradient(1200px 600px at 80% -10%, #2a1454 0%, transparent 60%),
              radial-gradient(900px 500px at -10% 20%, #1e1b4b 0%, transparent 50%),
              var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
.hidden { display: none !important; }
.center { text-align: center; }
.muted { color: var(--muted); }

/* Nav */
.nav { position: sticky; top: 0; z-index: 50; backdrop-filter: blur(14px); background: rgba(10,6,22,0.7); border-bottom: 1px solid var(--border); }
.nav-inner { max-width: 1100px; margin: 0 auto; padding: 14px 20px; display: flex; align-items: center; justify-content: space-between; }
.logo { font-weight: 800; font-size: 1.2rem; letter-spacing: -0.02em; }
.logo span { color: var(--primary); }
.logo.small { margin-bottom: 18px; }
.nav-links { display: flex; gap: 24px; color: var(--muted); }
.nav-links a:hover { color: var(--text); }
.nav-actions { display: flex; gap: 12px; align-items: center; }
.link { color: var(--muted); }
.link:hover { color: var(--text); }

/* Buttons */
.btn { display: inline-block; padding: 10px 18px; border-radius: 10px; font-weight: 600; border: 1px solid transparent; cursor: pointer; transition: .15s; font-size: .95rem; }
.btn-primary { background: linear-gradient(135deg, var(--primary), var(--primary2)); color: #fff; box-shadow: 0 6px 20px rgba(168,85,247,0.35); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 8px 26px rgba(168,85,247,0.45); }
.btn-ghost { background: transparent; border-color: var(--border); color: var(--text); }
.btn-ghost:hover { border-color: var(--primary); }
.btn-lg { padding: 14px 26px; font-size: 1.05rem; }
.btn-block { width: 100%; }
.btn-sm { padding: 6px 12px; font-size: .85rem; }

/* Hero */
.hero { max-width: 1100px; margin: 0 auto; padding: 70px 20px 50px; display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 40px; align-items: center; }
.badge { display: inline-block; padding: 6px 14px; border-radius: 999px; background: rgba(168,85,247,0.15); color: var(--primary); font-size: .82rem; font-weight: 600; margin-bottom: 18px; }
.hero h1 { font-size: clamp(2rem, 4.5vw, 3.1rem); line-height: 1.12; letter-spacing: -0.03em; margin-bottom: 16px; }
.sub { color: var(--muted); font-size: 1.1rem; max-width: 520px; margin-bottom: 26px; }
.cta-group { display: flex; gap: 14px; margin-bottom: 34px; }
.hero-stats { display: flex; gap: 34px; }
.hero-stats div { display: flex; flex-direction: column; }
.hero-stats b { font-size: 1.5rem; }
.hero-stats span { color: var(--muted); font-size: .85rem; }
.hero-visual { border-radius: 20px; overflow: hidden; box-shadow: 0 20px 60px rgba(0,0,0,0.5); }

/* Sections */
.section { max-width: 1100px; margin: 0 auto; padding: 60px 20px; }
.section h2 { font-size: 1.9rem; letter-spacing: -0.02em; margin-bottom: 8px; text-align: center; }
.section .muted { text-align: center; margin-bottom: 34px; }
.narrow { max-width: 700px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 24px; backdrop-filter: blur(8px); }
.card h3 { margin: 12px 0 8px; font-size: 1.1rem; }
.card p { color: var(--muted); font-size: .92rem; }
.ico { font-size: 1.6rem; }
.price { font-size: 2rem; font-weight: 800; }
.price small { font-size: .9rem; color: var(--muted); font-weight: 500; }
.card ul { list-style: none; margin: 14px 0; color: var(--muted); font-size: .9rem; }
.card li { padding: 4px 0; }
.card li::before { content: "✓ "; color: var(--accent); }

/* FAQ */
.faq details { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 16px 20px; margin-bottom: 12px; }
.faq summary { cursor: pointer; font-weight: 600; }
.faq p { color: var(--muted); margin-top: 8px; font-size: .92rem; }

/* Auth */
#auth { max-width: 460px; margin: 40px auto; padding: 0 20px; }
.auth-card { background: var(--card); border: 1px solid var(--border); border-radius: 18px; padding: 34px; backdrop-filter: blur(10px); }
.auth-card h2 { margin-bottom: 4px; }
.auth-card form { margin-top: 20px; display: flex; flex-direction: column; gap: 8px; }
label { font-size: .85rem; color: var(--muted); margin-top: 6px; }
label small { color: #6b5f8a; }
input { background: rgba(10,6,22,0.6); border: 1px solid var(--border); border-radius: 10px; padding: 12px 14px; color: var(--text); font-size: .95rem; }
input:focus { outline: none; border-color: var(--primary); }
select { background: rgba(10,6,22,0.6); border: 1px solid var(--border); border-radius: 10px; padding: 12px 14px; color: var(--text); font-size: .95rem; }
#authSubmit { margin-top: 18px; }
#authSwitch { margin-top: 16px; font-size: .9rem; }
#authSwitch a { color: var(--primary); font-weight: 600; cursor: pointer; }
.msg { margin-top: 14px; font-size: .9rem; text-align: center; }
.msg.err { color: var(--danger); }
.msg.ok { color: var(--accent); }

/* Captcha */
.captcha-row { margin-top: 8px; }
.captcha { display: flex; align-items: center; gap: 10px; }
.captcha-q { background: rgba(10,6,22,0.6); border: 1px solid var(--border); border-radius: 10px; padding: 10px 16px; font-family: monospace; font-size: 1.05rem; font-weight: 700; letter-spacing: 0.05em; white-space: nowrap; }
.captcha input { width: 90px; }

/* Dashboard */
.dash { max-width: 1100px; margin: 0 auto; padding: 30px 20px; display: grid; grid-template-columns: 220px 1fr; gap: 24px; }
.dash-side { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 20px; height: fit-content; }
.dash-link { display: block; padding: 10px 14px; border-radius: 9px; color: var(--muted); cursor: pointer; margin-bottom: 2px; font-size: .92rem; }
.dash-link:hover { color: var(--text); background: rgba(255,255,255,0.04); }
.dash-link.active { color: #fff; background: linear-gradient(135deg, var(--primary), var(--primary2)); }
.dash-main { min-height: 400px; }
.stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 20px; }
.stat { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 20px; }
.stat .lbl { color: var(--muted); font-size: .82rem; }
.stat .val { font-size: 1.7rem; font-weight: 800; }
.panel { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 22px; margin-bottom: 18px; }
.panel h3 { margin-bottom: 14px; font-size: 1.1rem; }
.row { display: flex; justify-content: space-between; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--border); }
.row:last-child { border-bottom: none; }
.tag { padding: 3px 10px; border-radius: 999px; font-size: .75rem; font-weight: 600; }
.tag.ok { background: rgba(34,197,94,0.15); color: var(--accent); }
.tag.pending { background: rgba(245,158,11,0.15); color: #f59e0b; }
.tag.bad { background: rgba(248,113,113,0.15); color: var(--danger); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .85rem; }
.addr { background: rgba(10,6,22,0.6); border: 1px solid var(--border); border-radius: 10px; padding: 10px 14px; font-family: monospace; font-size: .85rem; word-break: break-all; margin: 6px 0 14px; }
.qr { background: #fff; border-radius: 12px; padding: 8px; width: 150px; height: 150px; display: block; margin: 10px 0; }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; font-size: .8rem; text-transform: uppercase; letter-spacing: .03em; }

.footer { text-align: center; padding: 40px 20px; color: var(--muted); font-size: .85rem; border-top: 1px solid var(--border); margin-top: 40px; }

@media (max-width: 820px) {
  .hero, .grid-3, .dash { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .hero-stats { flex-wrap: wrap; gap: 18px; }
}