:root {
  --bg: #0b1018;
  --bg2: #121a26;
  --card: #1a2332;
  --text: #e7ecf3;
  --muted: #8b9cb3;
  --accent: #3d8bfd;
  --accent2: #6ea8fe;
  --ok: #3dd68c;
  --danger: #d64550;
  --line: #2a3544;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, sans-serif;
  background: radial-gradient(1200px 600px at 10% -10%, #1a2740 0%, var(--bg) 55%);
  color: var(--text);
  min-height: 100vh;
}
a { color: var(--accent2); text-decoration: none; }
a:hover { text-decoration: underline; }
code { font-family: ui-monospace, monospace; background: #0f1622; padding: 2px 6px; border-radius: 4px; font-size: 0.88em; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }
.topbar { border-bottom: 1px solid var(--line); background: rgba(10,14,22,.85); backdrop-filter: blur(8px); position: sticky; top: 0; z-index: 10; }
.topbar-inner { display: flex; align-items: center; justify-content: space-between; min-height: 64px; gap: 16px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark { color: var(--accent); font-size: 1.4rem; }
.brand-title { font-weight: 700; letter-spacing: 0.02em; }
.brand-sub { color: var(--muted); font-size: 0.82rem; margin-top: 2px; }
.nav { display: flex; gap: 18px; font-size: 0.92rem; }
.main { padding: 28px 20px 48px; }
.hero h1 { margin: 0 0 10px; font-size: 1.75rem; }
.lead { color: var(--muted); line-height: 1.65; max-width: 820px; margin: 0 0 28px; }
.usage-notice {
  margin: 0 0 18px;
  padding: 10px 14px;
  border: 1px solid rgba(255,184,108,.45);
  border-left: 4px solid #ffb86c;
  border-radius: 10px;
  background: rgba(58,42,30,.42);
  color: #f3d6b6;
  font-size: 0.88rem;
  line-height: 1.55;
}
.usage-notice strong {
  color: #ffd7a3;
}
.usage-notice span {
  color: var(--muted);
  margin-left: 4px;
}
.grid.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; margin-bottom: 24px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 20px; }
.card-icon { width: 42px; height: 42px; border-radius: 10px; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 0.75rem; margin-bottom: 12px; }
.card-icon.dns { background: #1e2f4a; color: #7eb6ff; }
.card-icon.http { background: #1e3a2f; color: var(--ok); }
.card-icon.poc { background: #3a2a1e; color: #ffb86c; }
.card h2 { margin: 0 0 8px; font-size: 1.1rem; }
.card p { color: var(--muted); font-size: 0.9rem; line-height: 1.55; min-height: 4.5em; margin: 0 0 14px; }
.btn { display: inline-block; background: var(--accent); color: #fff !important; padding: 8px 14px; border-radius: 8px; text-decoration: none !important; font-size: 0.9rem; }
.btn:hover { filter: brightness(1.08); }
.panel { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 18px 20px; margin-bottom: 20px; }
.panel-head { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 12px; gap: 12px; }
.panel-sub { margin: 4px 0 0; font-size: 0.85rem; }
.home-poc-wrap { overflow-x: auto; }
.home-poc-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.home-poc-table th, .home-poc-table td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
.home-poc-table th { color: var(--muted); font-weight: 600; background: var(--bg2); }
.home-poc-table tr:hover td { background: rgba(34,45,61,.55); }
.home-poc-table .purpose-cell { color: var(--text); max-width: 320px; line-height: 1.5; }
.home-poc-table .link-cell { min-width: 280px; }
.home-poc-table .poc-url { display: block; word-break: break-all; margin-bottom: 6px; font-size: 0.8rem; }
.home-poc-table .btn-copy-home { padding: 4px 10px; font-size: 0.78rem; }
.home-poc-table .poc-name { font-weight: 600; margin-right: 6px; }
.panel h2, .panel h3 { margin: 0 0 10px; font-size: 1.05rem; }
.muted { color: var(--muted); font-size: 0.88rem; }
.poc-list { display: flex; flex-direction: column; gap: 10px; }
.poc-item { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; padding: 12px; background: var(--bg2); border-radius: 8px; border: 1px solid var(--line); }
.poc-name { font-weight: 600; margin-right: 8px; }
.poc-url { font-size: 0.82rem; color: var(--muted); word-break: break-all; }
.tag { font-size: 0.72rem; padding: 2px 8px; border-radius: 999px; vertical-align: middle; }
.tag-sys { background: #243044; color: var(--muted); }
.tag-user { background: #1e3a2f; color: var(--ok); }
.muted-box { background: rgba(26,35,50,.6); }
.tips { margin: 0; padding-left: 18px; color: var(--muted); line-height: 1.8; font-size: 0.9rem; }
.empty { color: var(--muted); margin: 0; }
.footer { color: var(--muted); font-size: 0.82rem; padding-bottom: 28px; }
button { background: var(--accent); color: #fff; border: 0; padding: 8px 14px; border-radius: 8px; cursor: pointer; font-size: 0.9rem; }
button.secondary { background: #2a3544; }
button.danger { background: var(--danger); }
button:disabled { opacity: 0.45; cursor: not-allowed; }
table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); }
#loginGate { position: fixed; inset: 0; background: rgba(8,12,18,.92); display: flex; align-items: center; justify-content: center; z-index: 99; }
.login-card { background: var(--card); padding: 28px; border-radius: 12px; width: min(360px, 92vw); border: 1px solid var(--line); }
.login-card h2 { margin: 0 0 8px; }
.login-card input { width: 100%; margin: 12px 0; padding: 10px 12px; border-radius: 8px; border: 1px solid var(--line); background: #0b1018; color: var(--text); }
.login-err { color: var(--danger); font-size: 0.85rem; min-height: 1.2em; margin-top: 8px; }
.upload-box { border: 1px solid var(--line); border-radius: 10px; padding: 16px; margin-bottom: 16px; background: rgba(18,26,38,.45); }
.drop-zone {
  border: 2px dashed #3a4a60;
  border-radius: 10px;
  padding: 28px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color .2s, background .2s, box-shadow .2s;
  background: rgba(11,16,24,.55);
  outline: none;
}
.drop-zone:hover, .drop-zone:focus-visible {
  border-color: var(--accent);
  background: rgba(61,139,253,.06);
}
.drop-zone.drag-over {
  border-color: var(--accent2);
  background: rgba(61,139,253,.12);
  box-shadow: 0 0 0 3px rgba(61,139,253,.18);
}
.drop-zone.has-file {
  border-color: var(--ok);
  border-style: solid;
  background: rgba(61,214,140,.05);
}
.drop-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin: 0 auto 12px;
  border-radius: 10px;
  background: rgba(61,139,253,.15);
  color: var(--accent2);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.drop-title { margin: 0 0 6px; color: var(--text); font-weight: 600; font-size: 0.95rem; }
.drop-hint { margin: 0; font-size: 0.85rem; }
.drop-file { margin: 12px 0 0; font-size: 0.88rem; color: var(--accent2); word-break: break-all; }
.drop-file.empty { color: var(--muted); }
.link-btn {
  background: none;
  border: none;
  color: var(--accent2);
  cursor: pointer;
  padding: 0;
  font: inherit;
  text-decoration: underline;
}
.link-btn:hover { color: var(--text); }
.form-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 10px; }
.form-row label { color: var(--muted); font-size: 0.88rem; }
.form-row input[type=text] { flex: 1; min-width: 180px; padding: 8px 10px; border-radius: 8px; border: 1px solid var(--line); background: #0b1018; color: var(--text); }
.msg { margin: 10px 0; font-size: 0.88rem; }
.msg.ok { color: var(--ok); }
.msg.err { color: var(--danger); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 14px; }
.form-grid .full { grid-column: 1 / -1; }
.field { display: flex; flex-direction: column; gap: 6px; font-size: 0.88rem; color: var(--muted); }
.field input, .field select { padding: 8px 10px; border-radius: 8px; border: 1px solid var(--line); background: #0b1018; color: var(--text); }
.unlock-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 14px; }
.unlock-card { background: var(--bg2); border: 1px solid var(--line); border-radius: 10px; padding: 14px; }
.unlock-card h3 { margin: 0 0 6px; font-size: 0.95rem; }
.unlock-card input { width: 100%; margin: 6px 0; padding: 8px 10px; border-radius: 8px; border: 1px solid var(--line); background: #0b1018; color: var(--text); }
.unlock-card button { margin-top: 6px; margin-right: 6px; }
.admin-card { border-color: #4a3a2a; }
.tag-private { background: #3a2444; color: #d8a8ff; }

/* 宽屏布局优化：统一首页与 PoC 管理页宽度，避免长链接和说明文字挤压。 */
body {
  overflow-x: auto;
}

.wrap {
  max-width: 1440px;
  width: min(1440px, calc(100vw - 48px));
}

.main {
  padding-top: 28px;
}

.panel {
  overflow-x: auto;
}

.panel-head {
  gap: 16px;
}

.grid.cards {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.home-poc-wrap {
  width: 100%;
  overflow-x: auto;
}

.home-poc-table {
  min-width: 1080px;
  table-layout: fixed;
}

.home-poc-table th:nth-child(1),
.home-poc-table td:nth-child(1) {
  width: 18%;
}

.home-poc-table th:nth-child(2),
.home-poc-table td:nth-child(2) {
  width: 12%;
}

.home-poc-table th:nth-child(3),
.home-poc-table td:nth-child(3) {
  width: 30%;
}

.home-poc-table th:nth-child(4),
.home-poc-table td:nth-child(4) {
  width: 40%;
}

.purpose-cell {
  line-height: 1.55;
  word-break: break-word;
}

.link-cell {
  display: flex;
  gap: 8px;
  align-items: flex-start;
}

.poc-url {
  flex: 1 1 auto;
  display: block;
  max-width: 100%;
  white-space: normal;
  word-break: break-all;
  line-height: 1.5;
}

.btn-copy-home {
  flex: 0 0 auto;
}

#mainContent table {
  min-width: 1280px;
  table-layout: fixed;
}

#mainContent th,
#mainContent td {
  vertical-align: top;
}

#mainContent th:nth-child(1),
#mainContent td:nth-child(1) {
  width: 13%;
}

#mainContent th:nth-child(2),
#mainContent td:nth-child(2) {
  width: 28%;
}

#mainContent th:nth-child(3),
#mainContent td:nth-child(3) {
  width: 9%;
}

#mainContent th:nth-child(4),
#mainContent td:nth-child(4) {
  width: 24%;
}

#mainContent th:nth-child(5),
#mainContent td:nth-child(5) {
  width: 8%;
}

#mainContent th:nth-child(6),
#mainContent td:nth-child(6) {
  width: 10%;
}

#mainContent th:nth-child(7),
#mainContent td:nth-child(7) {
  width: 8%;
}

#mainContent td:nth-child(1),
#mainContent td:nth-child(2),
#mainContent td:nth-child(4) {
  word-break: break-word;
  line-height: 1.55;
}

#mainContent td:nth-child(2) code {
  display: block;
  max-width: 100%;
  white-space: normal;
  word-break: break-all;
  line-height: 1.45;
}

#mainContent td:nth-child(5) .tag,
#mainContent td:nth-child(7) button {
  white-space: nowrap;
}

#mainContent td:nth-child(7) button {
  width: 100%;
  margin: 0 0 6px;
  padding-left: 8px;
  padding-right: 8px;
}

.unlock-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

@media (max-width: 900px) {
  .wrap {
    width: calc(100vw - 28px);
  }

  .grid.cards,
  .unlock-grid {
    grid-template-columns: 1fr;
  }
}