:root {
  --bg: #f4f5f7;
  --card: #ffffff;
  --text: #16181d;
  --muted: #667085;
  --line: #e4e7ec;
  --accent: #0f8590;
  --accent-2: #2a2670;
  --accent-text: #ffffff;
  --ok: #17803d;
  --warn: #b25e09;
  --danger: #c0362c;
  --field: #ffffff;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.06), 0 1px 3px rgba(16, 24, 40, 0.08);
  --radius: 14px;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115;
    --card: #181b21;
    --text: #eceef2;
    --muted: #98a2b3;
    --line: #2a2f38;
    --accent: #2db3c0;
    --accent-2: #5b56d6;
    --field: #12151a;
    --ok: #4cc27a;
    --warn: #f0a14a;
    --danger: #ff7b70;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "PingFang SC", "Segoe UI", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
}

.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 13px; }
.muted { color: var(--muted); }
.ok { color: var(--ok); }
.warn { color: var(--warn); }
.danger { color: var(--danger); }
.hidden { display: none !important; }

/* ---- login ---- */
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 24px 16px; }
.login-card {
  width: 100%; max-width: 380px; background: var(--card); border-radius: 20px; padding: 32px 28px;
  box-shadow: var(--shadow); text-align: center;
}
.logo {
  width: 64px; height: 64px; border-radius: 16px; margin: 0 auto 16px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--accent-2), var(--accent)); color: #fff; font-size: 36px; font-weight: 700;
}
.login-card h1 { font-size: 22px; margin: 0 0 6px; }
.login-card p { margin: 0 0 22px; font-size: 14px; }
.login-card form { display: grid; gap: 12px; }

/* ---- shell ---- */
.topbar {
  background: linear-gradient(135deg, var(--accent-2), var(--accent)); color: #fff; padding: 16px 0;
}
.topbar-inner { max-width: 980px; margin: 0 auto; padding: 0 16px; display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.topbar .brand { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: 17px; }
.topbar .brand .logo-sm { width: 30px; height: 30px; border-radius: 8px; background: rgba(255, 255, 255, 0.2); display: grid; place-items: center; font-weight: 700; }
.topbar .spacer { flex: 1; }
.chip {
  background: rgba(255, 255, 255, 0.16); border-radius: 999px; padding: 4px 12px; font-size: 13px; color: #fff; border: 0;
  display: inline-flex; align-items: center; gap: 6px; cursor: default;
}
button.chip { cursor: pointer; }
button.chip:hover { background: rgba(255, 255, 255, 0.26); }

.container { max-width: 980px; margin: 0 auto; padding: 20px 16px 60px; }

.tabs { display: flex; gap: 6px; margin-bottom: 18px; flex-wrap: wrap; }
.tab {
  border: 1px solid var(--line); background: var(--card); color: var(--text); border-radius: 999px; padding: 7px 16px;
  cursor: pointer; font: inherit;
}
.tab[aria-selected="true"] { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }

.card { background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px; margin-bottom: 16px; }
.card h2 { margin: 0 0 4px; font-size: 17px; }
.card .sub { margin: 0 0 16px; color: var(--muted); font-size: 13px; }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; margin-bottom: 16px; }
.stat { background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow); padding: 14px 16px; }
.stat .label { color: var(--muted); font-size: 12px; }
.stat .value { font-size: 20px; font-weight: 600; margin-top: 2px; overflow-wrap: anywhere; }

/* ---- forms ---- */
form.grid { display: grid; gap: 14px; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 560px) { .row2 { grid-template-columns: 1fr; } }
label { display: grid; gap: 5px; font-size: 13px; color: var(--muted); }
label.check { display: flex; align-items: flex-start; gap: 10px; color: var(--text); font-size: 14px; }
label.check input { margin-top: 4px; }
input, select, textarea {
  font: inherit; color: var(--text); background: var(--field); border: 1px solid var(--line); border-radius: 10px;
  padding: 9px 12px; width: 100%;
}
input[type="checkbox"] { width: auto; padding: 0; flex: none; }
input:focus, select:focus { outline: 2px solid var(--accent); outline-offset: 0; border-color: transparent; }
.hint { font-size: 12px; color: var(--muted); }

button.btn {
  font: inherit; border: 0; border-radius: 10px; padding: 9px 18px; cursor: pointer; background: var(--accent); color: var(--accent-text);
  font-weight: 600;
}
button.btn:hover { filter: brightness(1.06); }
button.btn:disabled { opacity: 0.55; cursor: not-allowed; }
button.btn.secondary { background: transparent; color: var(--text); border: 1px solid var(--line); font-weight: 500; }
button.btn.danger { background: var(--danger); color: #fff; }
.actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.actions input { flex: 1; min-width: 200px; width: auto; }

.error { color: var(--danger); font-size: 14px; }
.notice {
  border-radius: 10px; padding: 10px 14px; background: color-mix(in srgb, var(--accent) 12%, transparent); font-size: 14px;
  overflow-wrap: anywhere;
}
.notice.warn { background: color-mix(in srgb, var(--warn) 14%, transparent); }

/* ---- lists ---- */
.list { display: grid; gap: 0; }
.item { display: flex; align-items: center; gap: 14px; padding: 12px 4px; border-top: 1px solid var(--line); }
.item:first-child { border-top: 0; }
.item.click { cursor: pointer; }
.item.click:hover { background: color-mix(in srgb, var(--accent) 6%, transparent); }
.badge {
  width: 38px; height: 38px; border-radius: 50%; flex: none; display: grid; place-items: center; color: #fff; font-weight: 700;
  background: linear-gradient(135deg, var(--accent-2), var(--accent));
}
.item .main { flex: 1; min-width: 0; }
.item .title { font-weight: 600; overflow-wrap: anywhere; }
.item .desc { color: var(--muted); font-size: 13px; overflow-wrap: anywhere; }
.item .right { text-align: right; font-variant-numeric: tabular-nums; }
.tag { font-size: 11px; padding: 1px 8px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); margin-left: 6px; white-space: nowrap; }
.tag.mine { color: var(--ok); border-color: var(--ok); }
.empty { text-align: center; color: var(--muted); padding: 30px 10px; }

.kv { display: grid; grid-template-columns: 110px 1fr; gap: 8px 14px; font-size: 14px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; overflow-wrap: anywhere; }
button.copy { background: none; border: 0; color: var(--accent); cursor: pointer; font: inherit; padding: 0 0 0 6px; }

/* ---- modal ---- */
.overlay { position: fixed; inset: 0; background: rgba(0, 0, 0, 0.5); display: grid; place-items: start center; padding: 40px 16px; overflow: auto; z-index: 10; }
.modal { background: var(--card); width: 100%; max-width: 640px; border-radius: 18px; padding: 22px; box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3); }
.modal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; gap: 10px; }
.modal-head h2 { margin: 0; font-size: 19px; overflow-wrap: anywhere; }
.divider { border: 0; border-top: 1px solid var(--line); margin: 18px 0; }

.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); background: var(--text); color: var(--bg);
  padding: 10px 18px; border-radius: 999px; font-size: 14px; z-index: 20; max-width: calc(100vw - 32px);
}
.toast.err { background: var(--danger); color: #fff; }