:root {
  color-scheme: dark;
  --bg: #080b10;
  --surface: #10151d;
  --surface-2: #151c26;
  --line: rgba(255, 255, 255, .09);
  --text: #f4f7fb;
  --muted: #9aa7b7;
  --accent: #2dd4bf;
  --accent-2: #f97316;
  --danger: #fb7185;
  --ok: #86efac;
  --shadow: 0 24px 90px rgba(0, 0, 0, .38);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; background: radial-gradient(circle at 25% 20%, rgba(45,212,191,.16), transparent 34%), radial-gradient(circle at 85% 5%, rgba(249,115,22,.13), transparent 30%), var(--bg); color: var(--text); }
button, input, select, textarea { font: inherit; }
button { border: 0; cursor: pointer; }
input, select, textarea { width: 100%; border: 1px solid var(--line); border-radius: 8px; background: #0b1017; color: var(--text); padding: 11px 13px; outline: none; }
input:focus, select:focus, textarea:focus { border-color: rgba(45,212,191,.65); box-shadow: 0 0 0 3px rgba(45,212,191,.13); }
label span { display: block; margin-bottom: 8px; color: var(--muted); font-size: 13px; }
h1, h2, h3, p { margin: 0; }
h1 { font-size: 54px; letter-spacing: 0; line-height: 1; }
h2 { font-size: 28px; letter-spacing: 0; }
h3 { font-size: 17px; letter-spacing: 0; }
.auth-screen { min-height: 100vh; display: grid; grid-template-columns: minmax(320px, 1fr) 440px; gap: 56px; align-items: center; padding: 36px clamp(24px, 5vw, 86px); }
.auth-brand { display: grid; gap: 28px; max-width: 720px; }
.brand-mark, .side-brand span { display: grid; place-items: center; width: 54px; height: 54px; border-radius: 14px; background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #081016; font-weight: 900; }
.auth-brand p { color: var(--muted); font-size: 18px; max-width: 590px; line-height: 1.55; }
.auth-metrics { display: flex; flex-wrap: wrap; gap: 10px; }
.auth-metrics span { border: 1px solid var(--line); background: rgba(255,255,255,.04); padding: 10px 12px; border-radius: 8px; color: #dce5ef; }
.auth-card, .panel { border: 1px solid var(--line); background: linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.035)); box-shadow: var(--shadow); border-radius: 8px; }
.auth-card { padding: 26px; display: grid; gap: 18px; }
.auth-tabs { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; padding: 5px; background: #090e15; border: 1px solid var(--line); border-radius: 8px; }
.auth-tabs button, .ghost { color: var(--muted); background: transparent; border-radius: 7px; padding: 11px 12px; }
.auth-tabs button.active, .ghost:hover { color: var(--text); background: rgba(255,255,255,.07); }
.primary { color: #04100e; background: linear-gradient(135deg, var(--accent), #7dd3fc); border-radius: 8px; padding: 12px 15px; font-weight: 800; }
.form-error { color: var(--danger); min-height: 18px; font-size: 13px; }
.captcha-frame { width: 100%; max-width: 320px; height: 82px; border: 0; overflow: hidden; color-scheme: dark; }
.app-shell { min-height: 100vh; display: grid; grid-template-columns: 248px minmax(0, 1fr); }
.sidebar { position: sticky; top: 0; height: 100vh; border-right: 1px solid var(--line); background: rgba(8, 11, 16, .82); backdrop-filter: blur(18px); padding: 22px; display: grid; grid-template-rows: auto 1fr auto; gap: 22px; }
.side-brand { display: flex; align-items: center; gap: 12px; font-size: 18px; }
.side-brand span { width: 38px; height: 38px; border-radius: 8px; }
nav { display: grid; align-content: start; gap: 7px; }
nav button { text-align: left; background: transparent; color: var(--muted); padding: 12px; border-radius: 8px; }
nav button.active, nav button:hover { color: var(--text); background: rgba(255,255,255,.075); }
.workspace { padding: 28px; display: grid; gap: 22px; align-content: start; }
.topbar { display: flex; justify-content: space-between; gap: 16px; align-items: center; }
.eyebrow { color: var(--accent); text-transform: uppercase; font-weight: 800; font-size: 11px; letter-spacing: .12em; margin-bottom: 7px; }
.top-actions { display: flex; gap: 10px; align-items: center; }
.top-actions select { min-width: 240px; }
.view { display: none; gap: 22px; }
.view.active { display: grid; }
.kpi-grid { display: grid; grid-template-columns: repeat(4, minmax(160px, 1fr)); gap: 14px; }
.kpi { background: var(--surface); border: 1px solid var(--line); border-radius: 8px; padding: 18px; display: grid; gap: 10px; }
.kpi span { color: var(--muted); font-size: 13px; }
.kpi strong { font-size: 30px; letter-spacing: 0; }
.analytics-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.wide { grid-column: 1 / -1; }
.panel { padding: 18px; display: grid; gap: 16px; }
.panel-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.split { display: grid; grid-template-columns: minmax(320px, .8fr) minmax(420px, 1.2fr); gap: 18px; }
.form-grid { align-content: start; }
.dns-grid, .pay-actions { display: flex; gap: 10px; }
pre { margin: 0; white-space: pre-wrap; color: #dbeafe; background: #080c12; border: 1px solid var(--line); padding: 14px; border-radius: 8px; min-height: 54px; }
.premium-grid { display: grid; grid-template-columns: repeat(3, minmax(260px, 1fr)); gap: 18px; }
.premium-grid .panel { box-shadow: none; background: var(--surface); }
.switch { display: flex; gap: 10px; align-items: center; color: var(--text); }
.switch input { width: 18px; height: 18px; accent-color: var(--accent); }
.switch span { margin: 0; color: var(--text); }
.save-premium { grid-column: 1 / 2; }
.save-state { align-self: center; color: var(--ok); }
.table { display: grid; gap: 8px; }
.row { display: grid; grid-template-columns: 1.4fr 1fr 1fr .8fr; gap: 12px; align-items: center; padding: 12px; border: 1px solid var(--line); background: rgba(255,255,255,.035); border-radius: 8px; min-width: 0; }
.row > * { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.row small { color: var(--muted); }
.money { font-size: 42px; }
.billing-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.security-list { display: grid; gap: 10px; }
.security-list div { border: 1px solid var(--line); background: rgba(255,255,255,.035); padding: 12px; border-radius: 8px; }
.faq-grid { display: grid; gap: 12px; max-width: 980px; }
details { border: 1px solid var(--line); background: var(--surface); border-radius: 8px; padding: 16px; }
summary { cursor: pointer; font-weight: 800; }
details p { color: var(--muted); margin-top: 10px; line-height: 1.55; }
canvas { width: 100%; max-height: 280px; }
[hidden] { display: none !important; }
@media (max-width: 980px) {
  .auth-screen, .app-shell, .split, .premium-grid, .analytics-grid, .billing-grid { grid-template-columns: 1fr; }
  .auth-screen { min-height: auto; gap: 16px; padding: 18px; align-items: start; }
  .auth-brand { gap: 12px; }
  .auth-brand p { font-size: 16px; }
  h1 { font-size: 42px; }
  h2 { font-size: 26px; }
  .auth-card { padding: 18px; gap: 12px; }
  .sidebar { position: static; height: auto; }
  .kpi-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .topbar { align-items: stretch; flex-direction: column; }
}