:root {
  --bg-1: #06080d;
  --bg-2: #0d1320;
  --panel: rgba(20, 26, 38, .94);
  --panel-2: rgba(13, 19, 32, .94);
  --line: #283145;
  --line-soft: #1e2536;
  --text: #ecf2ff;
  --muted: #8b97ad;
  --blue: #5b8cff;
  --indigo: #7c5cff;
  --green: #21d19f;
  --teal: #1fb6ff;
  --red: #ff5c7a;
  --gold: #ffd166;
  --shadow: 0 30px 90px rgba(0, 0, 0, .42);
  --radius-l: 22px;
  --radius-m: 16px;
  --radius-s: 12px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: "Microsoft YaHei", "Segoe UI", system-ui, sans-serif;
  background:
    radial-gradient(circle at 12% 8%, rgba(91, 140, 255, .22), transparent 30%),
    radial-gradient(circle at 88% 14%, rgba(33, 209, 159, .18), transparent 32%),
    linear-gradient(135deg, var(--bg-1), var(--bg-2) 55%, var(--bg-1));
}

a { color: inherit; }

input, select, textarea, button {
  font-family: inherit;
  font-size: 14px;
}

input, select, textarea {
  width: 100%;
  border: 1px solid #303b52;
  background: #070b14;
  color: var(--text);
  border-radius: var(--radius-m);
  padding: 13px 14px;
  outline: none;
  transition: .18s;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(91, 140, 255, .12);
}

label {
  display: block;
  color: #b1bccf;
  font-size: 13px;
  font-weight: 700;
  margin: 14px 0 8px;
}

.btn {
  border: 0;
  cursor: pointer;
  border-radius: var(--radius-m);
  padding: 12px 16px;
  color: #fff;
  font-weight: 900;
  background: linear-gradient(135deg, var(--blue), var(--indigo));
  transition: .18s;
  box-shadow: 0 14px 36px rgba(91, 140, 255, .26);
}
.btn:hover { transform: translateY(-1px); filter: brightness(1.05); }
.btn:active { transform: translateY(0) scale(.99); }
.btn:disabled { opacity: .55; cursor: not-allowed; filter: grayscale(.5); transform: none; }
.btn.full { width: 100%; }
.btn.green { background: linear-gradient(135deg, var(--green), var(--teal)); box-shadow: 0 14px 36px rgba(33, 209, 159, .22); }
.btn.warn { background: linear-gradient(135deg, var(--gold), #ff7a59); color: #2a1a06; box-shadow: 0 14px 36px rgba(255, 122, 89, .22); }
.btn.red { background: linear-gradient(135deg, var(--red), #c0392b); box-shadow: 0 14px 36px rgba(255, 92, 122, .22); }
.btn.ghost { background: #1c2334; color: #cdd6e6; box-shadow: none; }
.btn.sm { padding: 8px 11px; font-size: 12px; border-radius: 10px; }

.shell {
  width: min(1240px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 60px;
}

.hero {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 22px;
  margin-bottom: 22px;
  flex-wrap: wrap;
}

.eyebrow {
  color: var(--green);
  font-size: 12px;
  letter-spacing: .25em;
  text-transform: uppercase;
  font-weight: 800;
  margin-bottom: 8px;
}

h1 {
  margin: 0;
  font-size: clamp(28px, 5vw, 52px);
  letter-spacing: -.06em;
  line-height: .95;
}

.hero p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.7;
  max-width: 720px;
}

.pill {
  border: 1px solid var(--line);
  background: rgba(15, 21, 32, .72);
  border-radius: 999px;
  padding: 9px 14px;
  color: var(--muted);
  white-space: nowrap;
  font-size: 13px;
}
.pill.green { color: #aef0d6; border-color: rgba(33, 209, 159, .35); }
.pill.red { color: #ffc0cc; border-color: rgba(255, 92, 122, .35); }

.card {
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow);
  padding: 22px;
  backdrop-filter: blur(18px);
}
.card + .card { margin-top: 16px; }

.card-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  font-weight: 900;
  font-size: 17px;
  letter-spacing: -.02em;
}

.hint {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.65;
}

.msg {
  margin-top: 12px;
  padding: 12px 13px;
  border-radius: 14px;
  font-size: 13px;
  line-height: 1.6;
  display: none;
  white-space: pre-wrap;
}
.msg.show { display: block; }
.msg.ok { background: rgba(33, 209, 159, .12); border: 1px solid rgba(33, 209, 159, .35); color: #a8f7de; }
.msg.err { background: rgba(255, 92, 122, .12); border: 1px solid rgba(255, 92, 122, .35); color: #ffc0cc; }
.msg.info { background: rgba(91, 140, 255, .12); border: 1px solid rgba(91, 140, 255, .35); color: #c0d3ff; }

.kpi {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}
.kpi-item {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .03);
  border-radius: var(--radius-m);
  padding: 14px;
}
.kpi-label { color: var(--muted); font-size: 12px; }
.kpi-value { margin-top: 6px; font-size: 22px; font-weight: 900; letter-spacing: -.02em; }
.kpi-value.green { color: #5fefb6; }
.kpi-value.gold { color: var(--gold); }
.kpi-value.blue { color: #a3c1ff; }

.table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: rgba(7, 11, 18, .55);
}
table { border-collapse: collapse; width: 100%; min-width: 760px; }
th, td {
  text-align: left;
  padding: 13px 14px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 13px;
  vertical-align: top;
}
th {
  color: #aeb9cc;
  background: #121826;
  position: sticky;
  top: 0;
  z-index: 1;
}
tr:last-child td { border-bottom: 0; }

.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 4px 9px;
  font-size: 12px;
  font-weight: 900;
}
.badge.unused { color: #9ff0d5; background: rgba(33, 209, 159, .14); }
.badge.running { color: #ffe39a; background: rgba(255, 209, 102, .14); }
.badge.used { color: #bcd2ff; background: rgba(91, 140, 255, .14); }
.badge.cancelled { color: #ffc0cc; background: rgba(255, 92, 122, .14); }
.badge.active { color: #9ff0d5; background: rgba(33, 209, 159, .14); }
.badge.disabled { color: #ffc0cc; background: rgba(255, 92, 122, .14); }

.url-cell {
  max-width: 320px;
  word-break: break-all;
  color: #9db6ff;
}
.copy-line { display: flex; gap: 8px; align-items: center; }
.copy-line input { flex: 1; }

.drag-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(33, 209, 159, .15);
  backdrop-filter: blur(6px);
  z-index: 9999;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  gap: 16px;
  border: 4px dashed var(--green);
  pointer-events: none;
}
.drag-overlay.visible { display: flex; }
.drag-overlay-icon { font-size: 80px; animation: bounce 0.6s ease infinite alternate; }
.drag-overlay-text { font-size: 24px; color: #6ee7b7; font-weight: 700; }
.drag-overlay-hint { font-size: 14px; color: #a7f3d0; }
@keyframes bounce { from { transform: translateY(0); } to { transform: translateY(-12px); } }

.upload-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: #1c2334;
  border: 1px dashed #555f76;
  border-radius: 12px;
  color: #b9c4d8;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s;
}
.upload-btn:hover { border-color: var(--blue); color: #cfd9ee; background: #20283a; }

.tab-row {
  display: flex;
  gap: 6px;
  background: #111726;
  border: 1px solid var(--line);
  padding: 5px;
  border-radius: 14px;
  margin-bottom: 16px;
}
.tab-row .tab {
  flex: 1;
  text-align: center;
  padding: 10px 12px;
  border-radius: 10px;
  cursor: pointer;
  color: #94a2bd;
  font-weight: 800;
  font-size: 13px;
  transition: .15s;
}
.tab-row .tab.active {
  color: #fff;
  background: linear-gradient(135deg, var(--blue), var(--indigo));
  box-shadow: 0 10px 24px rgba(91, 140, 255, .25);
}

.row-actions { display: flex; gap: 6px; flex-wrap: wrap; }

@media (max-width: 720px) {
  .hero { flex-direction: column; align-items: flex-start; }
}