:root {
  --bg: #15181C; --side: #191C21; --panel: #1E2227; --panel-2: #262B32; --line: #2E333B;
  --ink: #ECEEF0; --ink-2: #AAB2BB; --muted: #8C959F;
  --accent: #C9D94B; --accent-hover: #D7E566; --accent-soft: rgba(201,217,75,.12); --on-accent: #191C0B;
  --err: #EF7272; --ok: #52C88E;
  --font: "Inter", "Segoe UI", system-ui, sans-serif; --display: "Anton", Impact, "Segoe UI", sans-serif;
}
@media (prefers-color-scheme: light) {
  :root { --bg: #F3F4F6; --side: #FFFFFF; --panel: #FFFFFF; --panel-2: #F4F5F7; --line: #DCE0E5; --ink: #1B1F24; --ink-2: #4E5864;
    --muted: #5E6874; --accent: #6F7F12; --accent-hover: #5C6A0E; --accent-soft: rgba(111,127,18,.1); --on-accent: #FFFFFF; --err: #B3261E; --ok: #1E7A45; }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.6 var(--font); }
a { color: var(--accent); }
a:hover { color: var(--accent-hover); }
.wrap { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
header.top { border-bottom: 1px solid var(--line); background: var(--side); }
header.top .wrap { display: flex; align-items: center; gap: 24px; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-weight: 600; }
.brand b { background: var(--accent); color: var(--on-accent); font-family: var(--display); font-weight: 400; border-radius: 8px; padding: 2px 8px; }
nav.links { margin-left: auto; display: flex; gap: 20px; flex-wrap: wrap; }
nav.links a { color: var(--ink-2); text-decoration: none; font-size: 15px; }
nav.links a:hover { color: var(--ink); }
h1, h2 { line-height: 1.15; }
h1 { font-family: var(--display); font-weight: 400; font-size: clamp(36px, 6vw, 60px); letter-spacing: .4px; margin: 0 0 16px; }
h2 { font-size: 26px; margin: 0 0 16px; }
.hero { padding: 72px 0 48px; }
.hero p.lead { font-size: 19px; color: var(--ink-2); max-width: 680px; margin: 0 0 28px; }
.btn { display: inline-flex; align-items: center; gap: 8px; height: 48px; padding: 0 22px; border-radius: 12px; border: 1px solid var(--line);
  background: var(--panel); color: var(--ink); font: 600 16px var(--font); text-decoration: none; cursor: pointer; }
.btn:hover { border-color: var(--muted); color: var(--ink); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--on-accent); font-weight: 700; }
.btn.primary:hover { background: var(--accent-hover); color: var(--on-accent); }
.btn:disabled { opacity: .5; cursor: default; }
.row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
section { padding: 40px 0; }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 24px; }
.card h3 { margin: 0 0 8px; font-size: 18px; }
.card p { margin: 0; color: var(--ink-2); }
.plan { display: flex; flex-direction: column; gap: 12px; }
.plan .price { font-size: 32px; font-weight: 700; }
.plan .price small { font-size: 15px; font-weight: 400; color: var(--ink-2); }
.plan.featured { border-color: var(--accent); }
.plan ul { margin: 0; padding-left: 18px; color: var(--ink-2); }
.muted { color: var(--ink-2); }
.small { font-size: 14px; }
footer { border-top: 1px solid var(--line); padding: 32px 0 48px; color: var(--muted); font-size: 14px; }
footer .row { justify-content: space-between; }
form.buy { display: flex; flex-direction: column; gap: 24px; }
fieldset { border: 1px solid var(--line); border-radius: 16px; padding: 20px 24px 24px; margin: 0; background: var(--panel); }
legend { padding: 0 8px; font-weight: 600; }
.fields { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
label.f, div.f { display: flex; flex-direction: column; gap: 6px; font-size: 14px; color: var(--ink-2); }
label.f.wide, div.f.wide { grid-column: 1 / -1; }
input, select, textarea { height: 46px; border-radius: 10px; border: 1px solid var(--line); background: var(--panel-2); color: var(--ink);
  padding: 0 12px; font: 16px var(--font); width: 100%; }
textarea { height: 90px; padding: 10px 12px; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: 15px; }
.check input { width: 20px; height: 20px; margin-top: 3px; }
.total { font-size: 22px; font-weight: 700; }
.err { color: var(--err); }
.ok { color: var(--ok); }
.pix { font: 600 18px/1.4 ui-monospace, Consolas, monospace; background: var(--panel-2); border: 1px dashed var(--line); border-radius: 10px;
  padding: 12px 16px; word-break: break-all; }
.legal { max-width: 820px; }
.legal h2 { font-size: 20px; margin-top: 32px; }
.legal p, .legal li { color: var(--ink-2); }
.note { background: var(--accent-soft); border: 1px solid var(--accent); border-radius: 12px; padding: 12px 16px; font-size: 15px; }