:root {
  --paper: #f6f7fb;
  --paper-2: #ffffff;
  --ink: #111318;
  --ink-weak: #5c5e66;
  --accent: #b5621a;
  --accent-ink: #ffffff;
  --line: #e4e5ea;
  --line-strong: #c7c8ce;
  --danger: #b12c2c;
  --success: #1a7a4f;
  --warn: #8c6b1a;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--paper); color: var(--ink); font-family: 'Geist', system-ui, -apple-system, Segoe UI, Roboto, sans-serif; overflow-x: clip; line-height: 1.5; }
kbd { font-family: 'IBM Plex Mono', ui-monospace, Menlo, monospace; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 10px; }
.container { max-width: 1240px; margin: 0 auto; padding: 22px 24px; }
.rule { height: 1px; background: var(--line); border: 0; }
.rule-b { height: 2px; background: var(--line-strong); border: 0; }
.navbar { position: sticky; top: 10px; margin: 10px 14px; padding: 12px 16px; background: rgba(255 255 255 / 0.82); backdrop-filter: blur(14px) saturate(1.35); border: 1px solid var(--line); border-radius: 999px; display: flex; align-items: center; gap: 14px; z-index: 1000; }
.nav-logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: -0.02em; color: var(--ink); font-size: 16px; }
.nav-logo span { background: var(--ink); color: var(--accent-ink); padding: 3px 10px; border-radius: 999px; }
.nav-logo kbd { background: var(--ink); color: var(--accent-ink); padding: 3px 10px; border-radius: 999px; font: 500 13px/1.4 'IBM Plex Mono', ui-monospace, Menlo, monospace; }
.nav-links { display: flex; gap: 14px; align-items: center; margin-left: auto; }
.nav-links a { color: var(--ink); font-weight: 500; font-size: 14px; }
.nav-links a:hover { text-decoration: underline; text-underline-offset: 4px; }
.nav-cta { display: none; align-items: center; justify-content: center; margin-left: 12px; border: 1px solid var(--ink); background: transparent; color: var(--ink); padding: 8px 14px; border-radius: 999px; font: 500 13px 'Geist', system-ui, sans-serif; cursor: pointer; }
.page { display: none; padding: 24px 0 64px; }
.page.active { display: block; }
.hero { padding: 28px 0 10px; }
.hero h1 { font-size: clamp(32px, 4.7vw, 52px); line-height: 0.96; margin: 0; letter-spacing: -0.04em; font-weight: 600; }
.hero p { max-width: 62ch; margin: 12px 0 0; color: var(--ink-weak); font-size: 16px; line-height: 1.55; }
.actions { margin-top: 14px; display: flex; gap: 10px; flex-wrap: wrap; }
.btn { padding: 10px 14px; border-radius: 999px; border: 1px solid var(--ink); background: var(--ink); color: var(--accent-ink); font: 600 14px 'Geist', system-ui, sans-serif; cursor: pointer; display: inline-flex; align-items: center; gap: 8px; }
.btn.secondary { background: transparent; color: var(--ink); }
.btn.ghost { background: transparent; color: var(--ink-weak); border-color: var(--line-strong); }
.btn.small { padding: 7px 12px; font-size: 13px; }
.input { width: 100%; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--line-strong); background: var(--paper-2); color: var(--ink); }
.field { display: flex; flex-direction: column; gap: 6px; }
.fields { display: grid; gap: 14px; }
.grid { display: grid; gap: 14px; }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.card { border: 1px solid var(--line); background: var(--paper-2); border-radius: 18px; padding: 16px; display: flex; flex-direction: column; gap: 10px; }
.badge { display: inline-block; border: 1px solid var(--line-strong); padding: 3px 10px; border-radius: 999px; font: 500 12px 'IBM Plex Mono', ui-monospace, Menlo, monospace; color: var(--ink-weak); }
.badge.accent { background: var(--accent); color: var(--accent-ink); border-color: transparent; }
.badge.danger { background: var(--danger); color: #fff; border-color: transparent; }
.badge.success { background: var(--success); color: #fff; border-color: transparent; }
.table-wrap { overflow: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 12px 14px; border-bottom: 1px solid var(--line); text-align: left; font-size: 14px; }
thead th { color: var(--ink-weak); font: 500 12px 'IBM Plex Mono', ui-monospace, Menlo, monospace; text-transform: uppercase; letter-spacing: 0.1em; }
tr:hover td { background: rgba(0,0,0,0.025); }
.empty { color: var(--ink-weak); font-size: 14px; }
.auth-page { display: flex; align-items: center; justify-content: center; padding: 56px 22px; }
.auth-card { width: 100%; max-width: 420px; border: 1px solid var(--line); background: var(--paper-2); border-radius: 22px; padding: 22px; }
.auth-card h1 { font-size: 32px; line-height: 0.96; margin: 0 0 6px; letter-spacing: -0.03em; }
.auth-card .sub { color: var(--ink-weak); font-size: 14px; }