/* glass.css - design tokens + base components (liquid glass) */

:root {
  --maxw: 1180px;
  --gutter: 20px;
  --radius: 18px;
  --radius-sm: 12px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", sans-serif;

  --bg: #eef2f9;
  --bg-glow-1: rgba(96, 145, 255, 0.35);
  --bg-glow-2: rgba(53, 214, 187, 0.28);
  --card: rgba(255, 255, 255, 0.66);
  --card-strong: rgba(255, 255, 255, 0.85);
  --border: rgba(20, 40, 80, 0.12);
  --fg: #14213a;
  --muted: #5c6b86;
  --accent: #3b82f6;
  --accent-2: #22c1a4;
  --accent-fg: #ffffff;
  --danger: #e5484d;
  --ok: #16a34a;
  --warn: #d97706;
  --input-bg: rgba(255, 255, 255, 0.72);
  --shadow: 0 12px 30px rgba(25, 45, 90, 0.12);
  --track: rgba(20, 40, 80, 0.10);
  color-scheme: light;
}

html[data-theme="dark"] {
  --bg: #0a1020;
  --bg-glow-1: rgba(63, 111, 240, 0.30);
  --bg-glow-2: rgba(34, 193, 164, 0.18);
  --card: rgba(23, 33, 56, 0.66);
  --card-strong: rgba(26, 37, 62, 0.9);
  --border: rgba(255, 255, 255, 0.12);
  --fg: #e9eefb;
  --muted: #9fadc9;
  --accent: #60a5fa;
  --accent-2: #34d3b6;
  --accent-fg: #0a1020;
  --danger: #ff6369;
  --ok: #4ade80;
  --warn: #fbbf24;
  --input-bg: rgba(10, 17, 33, 0.62);
  --shadow: 0 14px 34px rgba(0, 0, 0, 0.42);
  --track: rgba(255, 255, 255, 0.12);
  color-scheme: dark;
}

* { box-sizing: border-box; }

/* [hidden] must beat component display rules (.login-wrap{display:flex},
   .btn{display:inline-flex}) or the attribute stops hiding anything. */
[hidden] { display: none !important; }

html, body { height: 100%; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--fg);
  background:
    radial-gradient(1100px 600px at 12% -10%, var(--bg-glow-1), transparent 60%),
    radial-gradient(900px 520px at 92% 4%, var(--bg-glow-2), transparent 62%),
    var(--bg);
  background-attachment: fixed;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

main { flex: 1 0 auto; }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

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

h1, h2, h3 { line-height: 1.3; margin: 0 0 10px; }

/* ---------- topbar (floating glass bar, edges aligned with the cards) ---------- */

.topbar {
  position: sticky;
  top: 12px;
  z-index: 30;
  margin-top: 12px;
}
.topbar-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  flex-wrap: nowrap;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  box-shadow: 0 10px 28px rgba(20, 33, 58, 0.10);
}
.brand {
  flex: 1 1 auto;
  min-width: 0;
  font-weight: 700;
  font-size: 17px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.brand small {
  display: block;
  font-weight: 500;
  font-size: 12px;
  color: var(--muted);
}
.topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
  flex-wrap: nowrap;
}

/* ---------- cards ---------- */

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  padding: 18px;
}
.card + .card { margin-top: 16px; }
.card-title {
  font-size: 15px;
  font-weight: 700;
  margin: 0 0 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.card-title .sub { font-weight: 500; font-size: 12px; color: var(--muted); }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
}
.stat {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  padding: 16px 18px;
}
.stat .label { font-size: 13px; color: var(--muted); }
.stat .value {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-top: 4px;
  word-break: break-all;
}
.stat .hint { font-size: 12px; color: var(--muted); margin-top: 4px; }
.stat.featured .value { font-size: 40px; }
.stat.pos .value { color: var(--ok); }
.stat.neg .value { color: var(--danger); }

/* ---------- buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--accent-fg);
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  white-space: nowrap;
  transition: transform 0.12s ease, filter 0.12s ease, opacity 0.12s ease;
}
.btn:hover { filter: brightness(1.06); text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }

.btn.ghost {
  background: var(--card-strong);
  color: var(--fg);
  border-color: var(--border);
}
.btn.danger { background: var(--danger); color: #fff; }
.btn.small { padding: 5px 12px; font-size: 13px; }
.btn.icon { padding: 8px 12px; }

/* ---------- forms ---------- */

.field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.field label { font-size: 13px; color: var(--muted); font-weight: 600; }

input, select, textarea {
  font-family: inherit;
  font-size: 15px;
  color: var(--fg);
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 9px 12px;
  width: 100%;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent);
}
input::placeholder { color: var(--muted); opacity: 0.75; }

/* one height for every input: type=date renders 2px taller by default,
   which knocks the labels in a form row off the same line */
input, select { height: 40px; }

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
  align-items: end;
}
.form-actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* ---------- tabs ---------- */

.tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 22px 0 16px;
}
.tab {
  padding: 8px 18px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
}
.tab[aria-selected="true"] {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--accent-fg);
  border-color: transparent;
}

/* ---------- tables ---------- */

.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td {
  text-align: left;
  padding: 10px 10px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
th { font-size: 12px; color: var(--muted); font-weight: 700; white-space: nowrap; }
tbody tr:last-child td { border-bottom: none; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
tr.total-row td { font-weight: 700; border-top: 2px solid var(--border); }

/* ---------- misc ---------- */

.muted { color: var(--muted); }
.small { font-size: 13px; }
.empty {
  text-align: center;
  color: var(--muted);
  padding: 26px 10px;
  font-size: 14px;
}
.pill {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  background: var(--card-strong);
  border: 1px solid var(--border);
  color: var(--muted);
}
.pill.ok { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 45%, transparent); }
.pill.warn { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 45%, transparent); }

.toast {
  position: fixed;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%) translateY(20px);
  background: var(--card-strong);
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 10px 20px;
  font-size: 14px;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 60;
  max-width: calc(100% - 40px);
  text-align: center;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.err { border-color: color-mix(in srgb, var(--danger) 50%, transparent); color: var(--danger); }

.progress {
  height: 9px;
  border-radius: 999px;
  background: var(--track);
  overflow: hidden;
}
.progress > i {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transition: width 0.3s ease;
}

footer.site {
  flex: 0 0 auto;
  border-top: 1px solid var(--border);
  margin-top: 34px;
  padding: 18px 0 26px;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}

/* ---------- responsive ---------- */

@media (max-width: 640px) {
  :root { --gutter: 14px; }
  .cards { grid-template-columns: repeat(3, 1fr); gap: 8px; }
  .stat { padding: 10px 8px; }
  .stat .label { font-size: 11px; }
  .stat .value { font-size: 18px; margin-top: 2px; }
  .stat.featured .value { font-size: 22px; }
  .stat .hint { font-size: 10px; }
  .topbar-inner { gap: 8px; }
  .brand { font-size: 15px; }
  .form-row { grid-template-columns: 1fr; }
  th, td { padding: 8px 6px; }
}