:root {
    --bg: #fff; --bg-soft: #f8f9fb; --bg-card: #fff; --bg-hover: #eef1f5;
    --text: #1a1a1a; --text-soft: #57606a; --text-muted: #8b949e;
    --border: #e1e4e8; --border-strong: #d8dce0;
    --shadow: 0 1px 4px rgba(0,0,0,0.06), 0 4px 12px rgba(0,0,0,0.04);
  }
  [data-theme="dark"] {
    --bg: #0d1117; --bg-soft: #161b22; --bg-card: #161b22; --bg-hover: #21262d;
    --text: #e6edf3; --text-soft: #c9d1d9; --text-muted: #8b949e;
    --border: #30363d; --border-strong: #444c56;
    --shadow: 0 1px 4px rgba(0,0,0,0.4), 0 4px 12px rgba(0,0,0,0.3);
  }
  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
      --bg: #0d1117; --bg-soft: #161b22; --bg-card: #161b22; --bg-hover: #21262d;
      --text: #e6edf3; --text-soft: #c9d1d9; --text-muted: #8b949e;
      --border: #30363d; --border-strong: #444c56;
      --shadow: 0 1px 4px rgba(0,0,0,0.4), 0 4px 12px rgba(0,0,0,0.3);
    }
  }
  .ts-wrap { position: relative; margin-left: auto; align-self: center; z-index: 100; margin-top: -6px; }
  .ts-btn { width: 28px; height: 28px; border-radius: 50%; border: 1px solid var(--border-strong); background: var(--bg-card); color: var(--text); display: flex; align-items: center; justify-content: center; cursor: pointer; padding: 0; transition: background 0.15s, transform 0.15s; -webkit-tap-highlight-color: transparent; }
  .ts-btn:hover { background: var(--bg-hover); }
  .ts-btn:active { transform: scale(0.96); }
  .ts-btn svg { width: 14px; height: 14px; stroke: currentColor; }
  .ts-menu { position: absolute; top: 44px; right: 0; min-width: 148px; background: var(--bg-card); border: 1px solid var(--border); border-radius: 10px; box-shadow: var(--shadow); padding: 4px; display: none; }
  .ts-menu.open { display: block; }
  .ts-item { display: flex; align-items: center; gap: 10px; width: 100%; padding: 8px 12px; background: transparent; border: none; color: var(--text); font: inherit; font-size: 14px; border-radius: 6px; cursor: pointer; text-align: left; -webkit-tap-highlight-color: transparent; }
  .ts-item:hover { background: var(--bg-hover); }
  .ts-item svg { width: 16px; height: 16px; stroke: currentColor; flex-shrink: 0; }
  .ts-item[aria-current="true"] { background: var(--bg-hover); font-weight: 500; }
  @media (max-width: 480px) {
    .ts-btn { width: 26px; height: 26px; }
    .ts-btn svg { width: 13px; height: 13px; }
  }
  body { background: var(--bg) !important; color: var(--text) !important; }

  * { margin: 0; padding: 0; box-sizing: border-box; }
  html { overflow-y: scroll; }
  body { font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif; background: var(--bg-card); color: var(--text); min-height: 100vh; line-height: 1.6; }
  .container { max-width: 1000px; margin: 0 auto; padding: 24px 20px; }

  .nav { display: flex; gap: 20px; margin-bottom: 20px; font-size: 0.9em; flex-wrap: wrap; align-items: center; }
  .nav a { color: var(--text-soft); text-decoration: none; padding-bottom: 4px; border-bottom: 2px solid transparent; -webkit-tap-highlight-color: transparent; outline: none; display: inline-block; line-height: 1.5; white-space: nowrap; flex-shrink: 0; }
  .nav a:hover { color: var(--text); }
  .nav a:focus, .nav a:active { outline: none; }
  .nav a.active { color: var(--text); font-weight: 600; border-bottom: 2px solid var(--text); }
  .nav .short { display: none; }
  .nav .shortest { display: none; }
  /* nav-ipcard-new-css */
  .nav .pc-only-new { display: inline-flex; align-items: center; gap: 4px; }
  .nav .nav-new {
    font-size: 0.3em; font-weight: 700; padding: 1px 3px; border-radius: 3px;
    background: linear-gradient(90deg,#ef4444,#f59e0b); color: #fff;
    letter-spacing: 0.4px; text-transform: uppercase; line-height: 1.4;
  }
  @media (max-width: 580px) { .nav .pc-only-new { display: none; } }
  @media (max-width: 580px) { .nav .full { display: none; } .nav .short { display: inline; } .nav { gap: 14px; } }
  @media (max-width: 399px) {
    .nav a[href="/claude/"] .short { display: none; }
    .nav a[href="/claude/"] .shortest { display: inline; }
    .nav { gap: 12px; }
    .ts-btn { width: 24px; height: 24px; }
    .ts-btn svg { width: 12px; height: 12px; }
  }
  @media (max-width: 339px) {
    .nav { gap: 8px; font-size: 0.88em; }
    .ts-btn { width: 22px; height: 22px; }
    .ts-btn svg { width: 11px; height: 11px; }
  }

  h1 { font-size: 1.75em; font-weight: 700; margin-bottom: 8px; }
  h1 .h1-full { display: inline; } h1 .h1-short { display: none; }
  @media (max-width: 480px) { h1 .h1-full { display: none; } h1 .h1-short { display: inline; } }
  .desc { color: var(--text-soft); font-size: 0.9em; margin-bottom: 24px; }
  @media (max-width: 480px) { .desc { font-size: 0.82em; } }

  /* Overall card */
  .overall-card {
    padding: 20px 24px; border-radius: 12px; margin-bottom: 24px;
    display: flex; align-items: center; gap: 14px;
  }
  .overall-ok      { background: #f0fdf4; border: 1px solid #86efac; }
  .overall-warn    { background: #fef3c7; border: 1px solid #f0c040; }
  .overall-bad     { background: #fef2f2; border: 1px solid #fca5a5; }
  /* 状态卡片暗模式：用半透明色调，保留语义但不刺眼 */
  [data-theme="dark"] .overall-ok   { background: rgba(34,197,94,0.10); border-color: rgba(34,197,94,0.35); }
  [data-theme="dark"] .overall-warn { background: rgba(240,192,64,0.10); border-color: rgba(240,192,64,0.40); }
  [data-theme="dark"] .overall-bad  { background: rgba(248,113,113,0.10); border-color: rgba(248,113,113,0.40); }
  [data-theme="dark"] .svc-card.warn       { background: rgba(240,192,64,0.08); border-color: rgba(253,230,138,0.30); }
  [data-theme="dark"] .svc-card.warn:hover { background: rgba(240,192,64,0.15); }
  [data-theme="dark"] .svc-card.bad        { background: rgba(248,113,113,0.08); border-color: rgba(252,165,165,0.35); }
  [data-theme="dark"] .svc-card.bad:hover  { background: rgba(248,113,113,0.16); }
  /* svc-card hover / maint / unknown 暗模式 override */
  [data-theme="dark"] .svc-card:hover       { background: var(--bg-hover); border-color: var(--border-strong); }
  [data-theme="dark"] .svc-card.maint       { background: rgba(59,130,246,0.08); border-color: rgba(191,219,254,0.30); }
  [data-theme="dark"] .svc-card.maint:hover { background: rgba(59,130,246,0.15); }
  [data-theme="dark"] .svc-card.unknown     { background: var(--bg-soft); border-color: var(--border); }
  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .svc-card:hover       { background: var(--bg-hover); border-color: var(--border-strong); }
    :root:not([data-theme="light"]) .svc-card.maint       { background: rgba(59,130,246,0.08); border-color: rgba(191,219,254,0.30); }
    :root:not([data-theme="light"]) .svc-card.maint:hover { background: rgba(59,130,246,0.15); }
    :root:not([data-theme="light"]) .svc-card.unknown     { background: var(--bg-soft); border-color: var(--border); }
  }

  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .overall-ok   { background: rgba(34,197,94,0.10); border-color: rgba(34,197,94,0.35); }
    :root:not([data-theme="light"]) .overall-warn { background: rgba(240,192,64,0.10); border-color: rgba(240,192,64,0.40); }
    :root:not([data-theme="light"]) .overall-bad  { background: rgba(248,113,113,0.10); border-color: rgba(248,113,113,0.40); }
    :root:not([data-theme="light"]) .svc-card.warn       { background: rgba(240,192,64,0.08); border-color: rgba(253,230,138,0.30); }
    :root:not([data-theme="light"]) .svc-card.warn:hover { background: rgba(240,192,64,0.15); }
    :root:not([data-theme="light"]) .svc-card.bad        { background: rgba(248,113,113,0.08); border-color: rgba(252,165,165,0.35); }
    :root:not([data-theme="light"]) .svc-card.bad:hover  { background: rgba(248,113,113,0.16); }
  }

  .overall-loading { background: var(--bg-soft); border: 1px solid var(--border-strong); }
  .overall-dot { width: 14px; height: 14px; border-radius: 50%; flex-shrink: 0; }
  .dot-ok      { background: #22c55e; }
  .dot-warn    { background: #f59e0b; }
  .dot-bad     { background: #ef4444; }
  .dot-loading { background: #9ca3af; }
  .dot-unknown { background: #c4c4c4; }
  .dot-maint   { background: #3b82f6; }
  .overall-text { font-size: 1.1em; font-weight: 600; }
  .overall-time { font-size: 0.82em; color: var(--text-muted); margin-top: 2px; }
  .overall-meta { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 6px; font-size: 0.82em; color: var(--text-soft); }
  .overall-meta b { color: var(--text); font-weight: 600; }
  @media (max-width: 580px) {
    .overall-meta { gap: 10px; }
    .overall-meta .og-frac { display: none; }
  }

  /* Section title — h2 element, override browser defaults */
  h2.section-title, .section-title {
    font-size: 1.05em; font-weight: 700; margin: 22px 0 12px;
    padding-bottom: 8px; border-bottom: 1px solid var(--border);
    display: flex; justify-content: space-between; align-items: baseline;
    color: var(--text); line-height: 1.4;
  }
  .section-title small { font-size: 0.75em; font-weight: 400; color: var(--text-muted); }

  /* Service grid */
  .svc-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
  @media (max-width: 720px) { .svc-grid { grid-template-columns: 1fr; } }

  .svc-card {
    padding: 14px 16px; border-radius: 10px; border: 1px solid var(--border);
    background: var(--bg-soft); cursor: pointer; transition: all 0.15s ease;
    min-width: 0;
  }
  .svc-card:hover { background: #f4f6f9; border-color: var(--border-strong); }
  .svc-card.ok      { /* default */ }
  .svc-card.warn    { background: #fffaf0; border-color: #fde68a; }
  .svc-card.warn:hover { background: #fef3c7; }
  .svc-card.bad     { background: #fef5f5; border-color: #fca5a5; }
  .svc-card.bad:hover { background: #fee2e2; }
  .svc-card.maint   { background: #f0f6ff; border-color: #bfdbfe; }
  .svc-card.maint:hover { background: #dbeafe; }
  .svc-card.unknown { background: #f8f8f8; border-color: #e0e0e0; }

  .svc-row {
    display: flex; align-items: center; gap: 8px;
  }
  .svc-dot { width: 11px; height: 11px; border-radius: 50%; flex-shrink: 0; }
  /* OK dot breathes light→dark green so the page feels alive without being noisy.
     Failing/maintenance dots stay solid for clear status priority. */
  @keyframes breathe-ok {
    0%, 100% { background: #4ade80; box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.4); }
    50%      { background: #15803d; box-shadow: 0 0 0 3px rgba(34, 197, 94, 0); }
  }
  .svc-card.ok .svc-dot.dot-ok {
    animation: breathe-ok 2.4s ease-in-out infinite;
  }
  @media (prefers-reduced-motion: reduce) {
    .svc-card.ok .svc-dot.dot-ok { animation: none; }
  }
  .svc-favicon {
    width: 16px; height: 16px; flex-shrink: 0;
    border-radius: 3px; object-fit: contain;
  }
  .svc-name {
    font-size: 0.94em; font-weight: 600; color: var(--text);
    flex: 1; min-width: 0;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  }
  .svc-status {
    font-size: 0.82em; color: var(--text-soft); flex-shrink: 0;
  }
  /* Service category badge — color identifies the tag, sort groups same tags */
  .svc-tag {
    display: inline-block; padding: 1px 8px; border-radius: 9px;
    font-size: 0.72em; font-weight: 600; letter-spacing: 0.02em;
    flex-shrink: 0; white-space: nowrap; line-height: 1.6;
  }
  .svc-tag-ai    { background: #ede9fe; color: #5b21b6; }
  .svc-tag-cloud { background: #e0f2fe; color: #075985; }
  .svc-tag-dev   { background: #e2e8f0; color: #334155; }
  .svc-tag-comm  { background: #dcfce7; color: #14532d; }
  .svc-card.warn .svc-status { color: #b45309; }
  .svc-card.bad  .svc-status { color: #b91c1c; }
  .svc-card.maint .svc-status { color: #1d4ed8; }

  .svc-meta { font-size: 0.76em; color: var(--text-muted); margin-top: 6px; padding-left: 21px; line-height: 1.5; }

  /* Expanded incidents */
  .svc-expand {
    display: none; margin-top: 10px; padding: 10px 12px;
    background: var(--bg-card); border-radius: 6px; border: 1px solid #eef0f3;
    font-size: 0.82em; line-height: 1.55;
  }
  .svc-card.open .svc-expand { display: block; }
  .svc-expand .inc { margin-bottom: 8px; }
  .svc-expand .inc:last-child { margin-bottom: 0; }
  .svc-expand .inc-name { font-weight: 600; color: var(--text); }
  .svc-expand .inc-meta { font-size: 0.92em; color: var(--text-muted); margin-top: 1px; }
  .svc-expand .inc-empty { color: var(--text-muted); }
  .svc-expand a { color: var(--text-soft); text-decoration: none; }
  .svc-expand a:hover { text-decoration: underline; }

  /* Tags */
  .tag {
    display: inline-block; padding: 1px 7px; border-radius: 8px;
    font-size: 0.78em; font-weight: 600; margin-right: 4px;
  }
  .tag-none  { background: #d1fae5; color: #065f46; }
  .tag-minor { background: #fef3c7; color: #92400e; }
  .tag-major { background: #fee2e2; color: #991b1b; }
  .tag-critical { background: #fecaca; color: #7f1d1d; }
  .tag-maintenance { background: #dbeafe; color: #1e40af; }
  .tag-resolved { background: #d1fae5; color: #065f46; }

  .source-note {
    margin-top: 28px; padding: 14px 16px; background: var(--bg-soft); border-radius: 8px;
    font-size: 0.82em; color: var(--text-muted); text-align: center; line-height: 1.7;
  }
  .source-note a { color: var(--text-muted); }

  footer { text-align: center; padding: 30px 0 20px; color: var(--text-muted); font-size: 0.82em; margin-top: 40px; border-top: 1px solid #eef0f3; }
  footer a { color: var(--text-muted); text-decoration: none; }

  @media (max-width: 480px) {
    .container { padding: 14px 12px; }
    h1 { font-size: 1.4em; }
    .overall-card { padding: 14px 16px; }
    .overall-text { font-size: 1em; }
    .svc-card { padding: 12px 14px; }
    .svc-name { font-size: 0.9em; }
  }

  /* nav-more 下拉(原内联,移入head防FOUC) */
  .nav-more{position:relative;display:inline-flex;align-items:center}.nav-more-trigger{cursor:pointer;display:inline-flex;align-items:center;gap:3px;color:var(--text-soft,#666);line-height:1.5;border-bottom:2px solid transparent;padding-bottom:4px;white-space:nowrap}.nav-more:hover .nav-more-trigger{color:var(--text,#1a1a1a)}.nav-more-arrow{transition:transform .15s}.nav-more:hover .nav-more-arrow{transform:rotate(180deg)}.nav-more-menu{position:absolute;top:100%;left:50%;transform:translateX(-50%);margin-top:2px;background:var(--bg-card,#fff);border:1px solid var(--border,#e1e4e8);border-radius:9px;box-shadow:0 4px 16px rgba(0,0,0,0.12);padding:5px;min-width:120px;opacity:0;visibility:hidden;transition:opacity .15s;z-index:300}.nav-more:hover .nav-more-menu{opacity:1;visibility:visible}.nav-more-menu a{display:block;padding:8px 12px;border-radius:6px;border-bottom:none !important;white-space:nowrap;color:var(--text,#1a1a1a);font-size:0.95em}.nav-more-menu a:hover{background:var(--bg-hover,#eef1f5)}.nav-more-menu::before{content:"";position:absolute;left:-12px;right:-12px;top:-18px;height:18px}.nav-more-menu{transition:opacity .15s ease,visibility 0s linear .35s}.nav-more:hover .nav-more-menu{transition:opacity .15s ease,visibility 0s}

.nav-scroll{display:contents}
.nav-h5-more,.nav-h5-grid{display:none}
.nav a.active{font-weight:400;-webkit-text-stroke:0.45px currentColor}
@media (max-width:580px){
  .nav{flex-wrap:nowrap;align-items:center;line-height:1.5}
  .nav-scroll{display:flex;flex:1 1 auto;min-width:0;align-items:center;gap:14px;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;white-space:nowrap;padding-right:24px;-webkit-mask-image:linear-gradient(to right,#000 calc(100% - 20px),transparent);mask-image:linear-gradient(to right,#000 calc(100% - 20px),transparent)}
  .nav-scroll::-webkit-scrollbar{display:none}
  .nav-scroll a{flex:0 0 auto}
  .nav-scroll .pc-only-new{display:inline-flex !important}
  .nav-scroll .nav-more{display:none !important}
  .nav-h5-more{display:inline-flex;align-items:center;gap:3px;flex:0 0 auto;background:none;border:none;margin:0;padding:0 0 4px;border-bottom:2px solid transparent;font:inherit;color:var(--text-soft,#57606a);cursor:pointer;-webkit-tap-highlight-color:transparent}
  .nav-h5-more svg{transition:transform .15s}
  .nav-h5-more.open svg{transform:rotate(180deg)}
  .nav-h5-grid.open{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin:0 0 14px;padding:8px;background:var(--bg-card,#fff);border:1px solid var(--border,#e1e4e8);border-radius:10px}
  .nav-h5-grid a{font-size:0.82em;text-align:center;padding:8px 2px;border-radius:6px;background:var(--bg-soft,#f8f9fb);color:var(--text-soft,#57606a);text-decoration:none;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .nav-h5-grid a.on{color:var(--text,#1a1a1a);font-weight:600;background:var(--bg-hover,#eef1f5)}
  .ts-wrap{margin-top:0;position:relative;top:-3.3px}
  .ts-wrap .ts-btn{width:24px;height:24px;box-sizing:border-box}
  .ts-wrap .ts-btn svg{width:14px;height:14px}
}
@media (max-width:399px){
  .nav-scroll a[href$="/gpt/"] .short{display:inline}
}

/* 标题行：标题 + 主题切换按钮（本地定制布局） */
.title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.title-row h1 { margin-bottom: 0; }
.title-row .ts-wrap { margin-top: 0; }
@media (max-width: 480px) {
  .title-row { gap: 8px; }
  .title-row h1 { font-size: 1.25em; }
}