:root {
  --bg: #0b0f14;
  --bg-soft: #111823;
  --card: #131c29;
  --card-edge: #22304333;
  --line: #22304a;
  --text: #e6edf3;
  --muted: #8b98a9;
  --accent: #2dd4bf;
  --accent-dim: #2dd4bf22;
  --danger: #f87171;
  --ok: #4ade80;
  --warn: #fbbf24;
  --mono: ui-monospace, "SF Mono", "Cascadia Code", Consolas, monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

/* ---- nav ---- */
.nav {
  display: flex; align-items: center; gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
.nav .brand { font-weight: 700; font-size: 18px; color: var(--text); }
.nav .brand:hover { text-decoration: none; }
.nav .spacer { flex: 1; }
.nav .who { color: var(--muted); font-size: 14px; }

/* ---- buttons & forms ---- */
.btn {
  display: inline-block; border: 1px solid var(--line); border-radius: 8px;
  background: var(--bg-soft); color: var(--text);
  padding: 8px 16px; font-size: 14px; cursor: pointer; line-height: 1.4;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #06251f; font-weight: 600; }
.btn.primary:hover { filter: brightness(1.1); color: #06251f; }
.btn.danger { color: var(--danger); border-color: #f8717155; }
.btn.danger:hover { border-color: var(--danger); background: #f8717111; }
.btn.small { padding: 4px 10px; font-size: 13px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

input[type="text"], input[type="password"], select {
  background: var(--bg-soft); color: var(--text);
  border: 1px solid var(--line); border-radius: 8px;
  padding: 8px 12px; font-size: 14px; outline: none;
}
input:focus, select:focus { border-color: var(--accent); }
label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 6px; }

/* ---- landing ---- */
.hero { padding: 88px 0 64px; text-align: center; }
.hero h1 { font-size: 44px; margin: 0 0 16px; letter-spacing: -0.5px; }
.hero h1 .hl { color: var(--accent); }
.hero p.sub { color: var(--muted); font-size: 18px; max-width: 640px; margin: 0 auto 32px; }
.hero .cta { display: flex; gap: 12px; justify-content: center; }
.hero .cta .btn { padding: 12px 28px; font-size: 16px; }

.section { padding: 48px 0; }
.section h2 { font-size: 26px; margin: 0 0 24px; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.card {
  background: var(--card); border: 1px solid var(--card-edge);
  border-radius: 12px; padding: 20px;
}
.card h3 { margin: 0 0 8px; font-size: 16px; }
.card p { margin: 0; color: var(--muted); font-size: 14px; }

pre.code {
  background: #0a0e13; border: 1px solid var(--line); border-radius: 10px;
  padding: 14px 16px; overflow-x: auto;
  font-family: var(--mono); font-size: 13px; color: #a5d6ff;
  margin: 0;
}
code.inline {
  font-family: var(--mono); font-size: 13px;
  background: var(--accent-dim); color: var(--accent);
  padding: 1px 6px; border-radius: 5px;
}

.steps { display: grid; gap: 20px; }
.step { display: flex; gap: 16px; align-items: flex-start; }
.step .no {
  flex: none; width: 30px; height: 30px; border-radius: 50%;
  background: var(--accent-dim); color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 14px;
}
.step h3 { margin: 2px 0 8px; font-size: 16px; }
.step pre.code { margin-top: 8px; }

footer { border-top: 1px solid var(--line); padding: 24px 0; color: var(--muted); font-size: 13px; }

/* ---- auth ---- */
.auth-wrap { max-width: 380px; margin: 80px auto; padding: 0 20px; }
.auth-card { background: var(--card); border: 1px solid var(--card-edge); border-radius: 14px; padding: 28px; }
.tabs { display: flex; gap: 8px; margin-bottom: 22px; }
.tabs .tab {
  flex: 1; text-align: center; padding: 8px; border-radius: 8px;
  color: var(--muted); cursor: pointer; font-size: 14px;
  border: 1px solid transparent;
}
.tabs .tab.active { background: var(--accent-dim); color: var(--accent); }
.field { margin-bottom: 16px; }
.field input { width: 100%; }
.error-msg { color: var(--danger); font-size: 13px; min-height: 20px; margin: 4px 0 10px; }
.auth-card .btn { width: 100%; padding: 10px; }

/* ---- console ---- */
.page-title { display: flex; align-items: baseline; gap: 12px; margin: 32px 0 16px; }
.page-title h2 { margin: 0; font-size: 22px; }
.page-title .hint { color: var(--muted); font-size: 13px; }

.create-bar {
  display: flex; gap: 12px; flex-wrap: wrap; align-items: flex-end;
  background: var(--card); border: 1px solid var(--card-edge);
  border-radius: 12px; padding: 16px; margin-bottom: 24px;
}
.create-bar .field { margin: 0; }
.create-bar input[type="text"] { width: 220px; }
.create-bar select { min-width: 150px; }

.token-list { display: grid; gap: 16px; }
.token-card { background: var(--card); border: 1px solid var(--card-edge); border-radius: 12px; padding: 18px 20px; }
.token-card .row1 { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.token-card .tname { font-weight: 600; font-size: 16px; }
.badge {
  font-size: 12px; padding: 2px 10px; border-radius: 999px;
  border: 1px solid var(--line); color: var(--muted);
}
.badge.ok { color: var(--ok); border-color: #4ade8055; background: #4ade8011; }
.badge.revoked { color: var(--danger); border-color: #f8717155; background: #f8717111; }
.badge.expired { color: var(--warn); border-color: #fbbf2455; background: #fbbf2411; }
.token-card .meta { color: var(--muted); font-size: 13px; margin-left: auto; }
.token-rows { margin-top: 14px; display: grid; gap: 10px; }
.token-line { display: flex; align-items: center; gap: 10px; }
.token-line .tag { flex: none; width: 92px; color: var(--muted); font-size: 12px; }
.token-line code {
  flex: 1; font-family: var(--mono); font-size: 12.5px; color: #a5d6ff;
  background: #0a0e13; border: 1px solid var(--line); border-radius: 7px;
  padding: 6px 10px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.token-card .actions { margin-top: 14px; display: flex; gap: 10px; flex-wrap: wrap; }
.token-card.dead .tname, .token-card.dead code { opacity: .5; }
.empty { color: var(--muted); text-align: center; padding: 48px 0; }

.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: var(--accent); color: #06251f; font-weight: 600; font-size: 14px;
  padding: 8px 20px; border-radius: 999px; opacity: 0; transition: opacity .2s;
  pointer-events: none; z-index: 99;
}
.toast.show { opacity: 1; }

@media (max-width: 640px) {
  .hero h1 { font-size: 32px; }
  .token-card .meta { margin-left: 0; width: 100%; }
}