:root {
  --bg: #f5f7fb;
  --surface: #ffffff;
  --ink: #1c2333;
  --ink-2: #4b5568;
  --ink-3: #8a93a6;
  --line: #e5e9f2;
  --line-strong: #d5dbe8;
  --brand: #3b6ef6;
  --brand-soft: #eaf0ff;
  --green: #0f9d58;
  --green-soft: #e6f6ee;
  --amber: #b7791f;
  --amber-soft: #fff6e5;
  --red: #d93025;
  --red-soft: #fdecea;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .04), 0 8px 24px rgba(16, 24, 40, .06);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--brand); text-decoration: none; }
code, pre { font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace; }
.wrap { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }

/* ---------- topbar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 20;
  background: rgba(255, 255, 255, .88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.topbar-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); }
.brand-mark {
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; border-radius: 11px;
  background: linear-gradient(135deg, #3b6ef6, #7a5cff);
  color: #fff; font-weight: 800; font-size: 13px; letter-spacing: .5px;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-text small { color: var(--ink-3); font-size: 11px; }
.topbar-meta { display: flex; align-items: center; gap: 10px; }
.count-pill {
  font-size: 13px; color: var(--ink-2);
  background: var(--brand-soft); border-radius: 999px; padding: 5px 12px;
}
.count-pill b { color: var(--brand); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  height: 36px; padding: 0 14px; border-radius: 9px;
  border: 1px solid transparent; background: var(--brand); color: #fff;
  font-size: 13.5px; font-weight: 600; cursor: pointer; white-space: nowrap;
  transition: filter .15s, background .15s, border-color .15s;
}
.btn:hover { filter: brightness(1.05); }
.btn.ghost { background: #fff; color: var(--ink-2); border-color: var(--line-strong); }
.btn.ghost:hover { border-color: var(--brand); color: var(--brand); }
.btn.primary { background: var(--brand); }
.btn.small { height: 30px; padding: 0 10px; font-size: 12.5px; }
.btn.wide { width: 100%; }
.btn:disabled { opacity: .55; cursor: not-allowed; }

/* ---------- hero ---------- */
.hero { padding: 44px 0 22px; }
.hero h1 { margin: 0 0 8px; font-size: 30px; letter-spacing: -.5px; }
.hero p { margin: 0; color: var(--ink-2); }

/* ---------- toolbar ---------- */
.toolbar { display: grid; gap: 14px; padding: 8px 0 22px; }
.search-box input {
  width: 100%; height: 46px; padding: 0 16px;
  border: 1px solid var(--line-strong); border-radius: 12px;
  background: var(--surface); color: var(--ink); font-size: 14.5px;
  outline: none; transition: border-color .15s, box-shadow .15s;
}
.search-box input:focus { border-color: var(--brand); box-shadow: 0 0 0 3px rgba(59, 110, 246, .14); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  height: 32px; padding: 0 14px; border-radius: 999px;
  border: 1px solid var(--line-strong); background: #fff; color: var(--ink-2);
  font-size: 13px; cursor: pointer; transition: all .15s;
}
.chip:hover { border-color: var(--brand); color: var(--brand); }
.chip.active { background: var(--brand); border-color: var(--brand); color: #fff; font-weight: 600; }

/* ---------- grid ---------- */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; padding-bottom: 40px; }
.card {
  display: flex; flex-direction: column; gap: 8px;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 16px;
  box-shadow: var(--shadow); cursor: pointer;
  transition: transform .15s, border-color .15s;
}
.card:hover { transform: translateY(-2px); border-color: #c9d6f8; }
.card-top { display: flex; align-items: center; justify-content: space-between; }
.card h3 { margin: 2px 0 0; font-size: 16.5px; }
.card .desc {
  margin: 0; color: var(--ink-2); font-size: 13.5px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  min-height: 44px;
}
.card .url {
  display: block; padding: 7px 9px; border-radius: 8px;
  background: #f7f9fd; border: 1px solid var(--line);
  color: var(--ink-2); font-size: 12px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.card-bottom { display: flex; align-items: center; justify-content: space-between; margin-top: 2px; }
.card .cat { font-size: 12px; color: var(--ink-3); }
.open-hint { font-size: 12.5px; color: var(--brand); }

/* ---------- badges ---------- */
.method {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 52px; height: 24px; padding: 0 8px; border-radius: 6px;
  font-size: 11.5px; font-weight: 800; letter-spacing: .4px;
  background: var(--brand-soft); color: var(--brand);
}
.method-post { background: var(--green-soft); color: var(--green); }
.method-put, .method-patch { background: var(--amber-soft); color: var(--amber); }
.method-delete { background: var(--red-soft); color: var(--red); }
.auth { font-size: 11.5px; padding: 3px 8px; border-radius: 999px; background: #f1f3f8; color: var(--ink-3); }
.auth-key { background: var(--amber-soft); color: var(--amber); }
.auth-oauth { background: var(--brand-soft); color: var(--brand); }

/* ---------- empty ---------- */
.empty { color: var(--ink-3); text-align: center; padding: 60px 0; }

/* ---------- modal ---------- */
.modal { position: fixed; inset: 0; z-index: 50; display: flex; align-items: center; justify-content: center; padding: 20px; }
.modal[hidden] { display: none; }
.modal-mask { position: absolute; inset: 0; background: rgba(15, 23, 42, .45); }
.modal-body {
  position: relative; z-index: 1; width: min(620px, 100%); max-height: 88vh; overflow: auto;
  background: var(--surface); border-radius: 16px; padding: 26px;
  box-shadow: 0 24px 60px rgba(16, 24, 40, .24);
}
.modal-body.wide { width: min(860px, 100%); }
.modal-close {
  position: absolute; top: 12px; right: 14px;
  width: 32px; height: 32px; border-radius: 8px; border: 0;
  background: #f2f4f8; color: var(--ink-2); font-size: 20px; cursor: pointer;
}
.modal-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; padding-right: 36px; }
.modal-head h2 { margin: 0; font-size: 22px; }
.modal-desc { color: var(--ink-2); margin: 12px 0 18px; }
.field { display: grid; gap: 6px; margin-bottom: 14px; }
.field > label { font-size: 12.5px; color: var(--ink-3); font-weight: 600; }
.field code, .field pre {
  margin: 0; padding: 10px 12px; border-radius: 9px; background: #f7f9fd;
  border: 1px solid var(--line); font-size: 12.5px; overflow: auto; word-break: break-all;
}
.copy-row { display: flex; gap: 8px; align-items: center; }
.copy-row code { flex: 1; }
.params { width: 100%; border-collapse: collapse; font-size: 13px; }
.params th, .params td { text-align: left; padding: 7px 8px; border-bottom: 1px solid var(--line); }
.params th { color: var(--ink-3); font-weight: 600; font-size: 12px; }
.modal-foot { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 6px; }
.muted { color: var(--ink-3); font-size: 12.5px; }
.dot { margin: 0 8px; color: var(--ink-3); }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--line); background: #fff; }
.footer .wrap { display: flex; align-items: center; gap: 6px; padding: 18px 0; color: var(--ink-3); font-size: 12.5px; }

/* ---------- auth page ---------- */
.auth-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; background: radial-gradient(1200px 500px at 20% -10%, #e8efff, transparent), var(--bg); }
.auth-card { width: min(380px, calc(100% - 32px)); background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 28px; box-shadow: var(--shadow); }
.auth-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 22px; }
.auth-brand strong { display: block; }
.auth-brand small { color: var(--ink-3); }
.auth-form { display: grid; gap: 10px; }
.auth-form label { font-size: 12.5px; color: var(--ink-3); font-weight: 600; }
.auth-form input {
  height: 44px; padding: 0 14px; border: 1px solid var(--line-strong); border-radius: 10px;
  font-size: 15px; outline: none;
}
.auth-form input:focus { border-color: var(--brand); box-shadow: 0 0 0 3px rgba(59, 110, 246, .14); }
.auth-error { color: var(--red); background: var(--red-soft); padding: 9px 12px; border-radius: 8px; font-size: 13px; }
.auth-back { display: inline-block; margin-top: 18px; font-size: 13px; color: var(--ink-3); }

/* ---------- admin ---------- */
.admin-main { padding: 28px 0 60px; }
.admin-toolbar { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 18px; }
.admin-toolbar h1 { margin: 0 0 4px; font-size: 24px; }
.admin-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.table-wrap { background: #fff; border: 1px solid var(--line); border-radius: 14px; overflow: auto; box-shadow: var(--shadow); }
.admin-table { width: 100%; border-collapse: collapse; font-size: 13.5px; min-width: 900px; }
.admin-table th, .admin-table td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.admin-table th { background: #fafbfe; color: var(--ink-3); font-size: 12px; font-weight: 600; }
.admin-table tr:last-child td { border-bottom: 0; }
.admin-table .url-cell { max-width: 320px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--ink-2); font-size: 12.5px; }
.row-actions { display: flex; gap: 4px; flex-wrap: wrap; }
.icon-btn {
  height: 28px; padding: 0 8px; border-radius: 7px; border: 1px solid var(--line-strong);
  background: #fff; color: var(--ink-2); font-size: 12px; cursor: pointer;
}
.icon-btn:hover { border-color: var(--brand); color: var(--brand); }
.icon-btn.danger:hover { border-color: var(--red); color: var(--red); }
.status-on { color: var(--green); background: var(--green-soft); padding: 2px 8px; border-radius: 999px; font-size: 12px; }
.status-off { color: var(--ink-3); background: #f1f3f8; padding: 2px 8px; border-radius: 999px; font-size: 12px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }
.span2 { grid-column: span 2; }
.form-grid input, .form-grid select, .form-grid textarea, .modal-body input[type=text], .modal-body textarea {
  width: 100%; padding: 9px 11px; border: 1px solid var(--line-strong); border-radius: 9px;
  font-size: 14px; font-family: inherit; outline: none; background: #fff;
}
.form-grid input:focus, .form-grid select:focus, .form-grid textarea:focus { border-color: var(--brand); box-shadow: 0 0 0 3px rgba(59, 110, 246, .12); }
.checkbox-field { display: flex; align-items: center; }
.checkbox-field label { display: flex; align-items: center; gap: 8px; color: var(--ink-2); font-size: 13.5px; }
.params-head { display: flex; align-items: center; justify-content: space-between; }
.param-editor { display: grid; gap: 8px; }
.param-row { display: grid; grid-template-columns: 1.1fr 64px 1.6fr 1.2fr 34px; gap: 6px; align-items: center; }
.param-row input[type=checkbox] { justify-self: center; }
.form-foot { display: flex; align-items: center; justify-content: space-between; margin-top: 8px; padding-top: 14px; border-top: 1px solid var(--line); }
#import-text { width: 100%; font-family: ui-monospace, Consolas, monospace; font-size: 12.5px; padding: 10px; border: 1px solid var(--line-strong); border-radius: 9px; }

@media (max-width: 720px) {
  .wrap { width: calc(100% - 28px); }
  .hero { padding: 28px 0 16px; }
  .hero h1 { font-size: 24px; }
  .grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .span2 { grid-column: span 1; }
  .param-row { grid-template-columns: 1fr 48px 1.4fr 34px; }
  .param-row .p-example { display: none; }
  .footer .wrap { flex-wrap: wrap; }
}