/* 运维可视化（ops-viz）· InkLedger 令牌（与指挥舱、手册同源）
   手机优先：默认单列 + 抽屉目录 + 底部导航；≥900px 升级为常驻侧栏。 */

:root {
  --paper: #F2EFE8;
  --card: #FFFFFF;
  --ink: #201D16;
  --ink2: #6F6A5E;
  --faint: #9A948A;
  --line: #EAE6DC;
  --line-soft: #F1EDE4;
  --red: #C7401F;
  --red-deep: #9E2B24;
  --green: #1E7A55;
  --amber: #B7791F;
  --inkcard: #211E17;
  --inkcard2: #2B2720;
  --gold: #C9A227;
  --shadow: 0 1px 2px rgba(28,26,21,.05), 0 6px 18px rgba(28,26,21,.07);
  --side-w: 280px;
  --bar-h: 60px;
  --font: -apple-system, BlinkMacSystemFont, 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, Consolas, 'Courier New', monospace;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 15px/1.75 var(--font);
  overflow-x: hidden;
}
a { color: var(--red); text-decoration: none; }
a:hover { text-decoration: underline; }
code {
  background: var(--line-soft); border-radius: 6px; padding: 1px 6px; font-size: .88em;
  font-family: var(--mono); color: #8A2F1A; word-break: break-word;
}
pre {
  background: var(--inkcard); color: #EDE7DA; padding: 13px 15px; border-radius: 12px;
  overflow: auto; font-size: 12.5px; line-height: 1.6; -webkit-overflow-scrolling: touch;
}
pre code { background: none; color: inherit; padding: 0; }
hr { border: none; border-top: 1px solid var(--line); margin: 20px 0; }
.eyebrow { font-size: 10.5px; letter-spacing: .16em; color: var(--faint); text-transform: uppercase; }
.noscript { max-width: 700px; margin: 24px auto; padding: 0 16px; color: var(--amber); }

/* ---------------- 侧栏（桌面常驻 / 手机抽屉） ---------------- */
.side {
  position: fixed; z-index: 60; top: 0; bottom: 0; left: 0;
  width: 80%; max-width: 330px;
  background: var(--inkcard); color: #F5F2EA;
  padding: 18px 14px 28px; overflow-y: auto;
  transform: translateX(-102%); transition: transform .22s ease;
  -webkit-overflow-scrolling: touch;
}
.side.open { transform: none; }
.side-brand h1 { font-size: 19px; margin: 2px 0 2px; letter-spacing: .04em; }
.side-brand .eyebrow { color: #8F8A7C; }
.side-sub { color: #B9B3A4; font-size: 11.5px; margin: 0 0 14px; }
.sidenav a {
  display: flex; align-items: center; gap: 8px;
  color: #E6E1D5; font-size: 13.5px; padding: 8px 10px; border-radius: 9px;
  text-decoration: none; margin-bottom: 2px;
}
.sidenav a:hover { background: #332E25; color: #fff; text-decoration: none; }
.sidenav a.on { background: #3A342A; color: #fff; font-weight: 700; }
.sidenav .grp { color: #8F8A7C; font-size: 10.5px; letter-spacing: .12em; margin: 14px 10px 5px; }
.sidenav a.sub { padding-left: 22px; font-size: 12.5px; color: #C9C3B4; }
.side-meta { color: #7E796C; font-size: 11px; line-height: 1.7; margin-top: 18px;
  border-top: 1px solid #332E25; padding-top: 12px; word-break: break-all; }
.side-meta b { color: #C9C3B4; font-weight: 600; }

.drawer-toggle {
  position: fixed; z-index: 70; top: 10px; left: 10px;
  width: 42px; height: 42px; border-radius: 12px; border: 1px solid var(--line);
  background: rgba(255,255,255,.94); backdrop-filter: blur(6px);
  display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 4px;
  cursor: pointer; box-shadow: var(--shadow);
}
.drawer-toggle span { display: block; width: 18px; height: 2px; background: var(--ink); border-radius: 2px; }
.drawer-mask { position: fixed; inset: 0; z-index: 55; background: rgba(20,18,14,.44); }

/* ---------------- 主区 ---------------- */
.wrap { min-width: 0; }
.view { padding: 58px 14px calc(var(--bar-h) + 26px); max-width: 1000px; margin: 0 auto; }
.foot {
  display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap;
  max-width: 1000px; margin: 0 auto; padding: 0 14px calc(var(--bar-h) + 18px);
  font-size: 11.5px; color: var(--faint); font-family: var(--mono);
}

/* ---------------- 卡片与排版 ---------------- */
.card {
  background: var(--card); border-radius: 15px; padding: 16px 16px; margin: 0 0 14px;
  box-shadow: var(--shadow);
}
.hero {
  background: linear-gradient(150deg, #B93A32 0%, #9E2B24 62%); color: #FBF3E4;
  border-radius: 18px; padding: 20px 18px; box-shadow: 0 6px 18px rgba(28,26,21,.18);
  margin-bottom: 14px;
}
.hero h1 { margin: 0 0 6px; font-size: 21px; letter-spacing: .03em; }
.hero p { margin: 0; color: #F1D9C8; font-size: 12.5px; }
.hero .meta { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }
.hero .meta span {
  background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.22);
  border-radius: 999px; padding: 2px 11px; font-size: 11.5px;
}
h2 { font-size: 18px; margin: 4px 0 12px; padding-left: 11px; border-left: 4px solid var(--red); }
h3 { font-size: 15.5px; margin: 20px 0 8px; }
h4 { font-size: 14px; margin: 16px 0 6px; color: #3B352A; }
.sec-title { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; }
.sec-title .src { font: 11px/1 var(--mono); color: var(--faint); }
blockquote {
  margin: 12px 0; padding: 9px 14px; background: #FBF7F0; border-left: 4px solid var(--gold);
  border-radius: 0 11px 11px 0; color: #4A443A; font-size: 13.5px;
}
blockquote p { margin: 5px 0; }
details {
  border: 1px solid var(--line); border-radius: 11px; padding: 9px 12px; margin: 9px 0;
  background: #FDFBF7;
}
details summary { cursor: pointer; font-weight: 700; color: #5A2A1C; font-size: 13.5px; }
details[open] summary { margin-bottom: 8px; }
ul, ol { padding-left: 20px; }
li { margin: 3px 0; }
mark { background: #FFE9A8; }

/* 表格：窄屏横向滚动，绝不撑破页面 */
.tw { overflow-x: auto; margin: 12px 0; -webkit-overflow-scrolling: touch; }
table { border-collapse: collapse; width: 100%; font-size: 12.5px; background: #fff; min-width: 460px; }
th, td { border: 1px solid var(--line); padding: 7px 9px; text-align: left; vertical-align: top; }
th { background: #F7F3EA; font-weight: 700; white-space: nowrap; }
tr:nth-child(even) td { background: #FCFAF5; }

/* ---------------- 设备卡 ---------------- */
.grid { display: grid; grid-template-columns: 1fr; gap: 12px; }
.device-card {
  background: var(--card); border-radius: 15px; padding: 14px 15px; box-shadow: var(--shadow);
  border-left: 4px solid var(--line); display: block; color: inherit;
}
.device-card:hover { text-decoration: none; border-left-color: var(--red); }
.device-card .name { font-size: 16px; font-weight: 700; margin-bottom: 3px; }
.device-card .role { font-size: 12.5px; color: var(--ink2); margin-bottom: 8px; }
.device-card dl { display: grid; grid-template-columns: 62px 1fr; gap: 3px 9px; margin: 0; font-size: 12px; }
.device-card dt { color: var(--faint); }
.device-card dd { margin: 0; color: #3B352A; word-break: break-word; }
.pill {
  display: inline-block; font-size: 11px; padding: 1px 9px; border-radius: 999px;
  background: #EEF6F1; color: var(--green); border: 1px solid #D6E9DF;
}
.pill.warn { background: #FDF5E7; color: var(--amber); border-color: #F2E2C4; }

/* ---------------- 拓扑图 ---------------- */
.topo { width: 100%; height: auto; display: block; }
.topo .node rect { fill: #fff; stroke: var(--line); stroke-width: 1.4; }
.topo .node.cloud rect { stroke: var(--red); }
.topo .node.mgmt rect { fill: #FBF7F0; }
.topo .node text { font-family: var(--font); fill: var(--ink); }
.topo .node .t1 { font-size: 13px; font-weight: 700; }
.topo .node .t2 { font-size: 10px; fill: var(--ink2); }
.topo .link { stroke: #C9C2B4; stroke-width: 1.6; fill: none; }
.topo .link.dash { stroke-dasharray: 5 4; }
.topo .llabel { font-family: var(--mono); font-size: 9px; fill: var(--faint); }

/* ---------------- 变更时间线 ---------------- */
.tl-month { font: 11.5px/1 var(--mono); color: var(--faint); margin: 18px 0 7px; letter-spacing: .08em; }
.tl-item { border-left: 3px solid var(--line); padding: 2px 0 2px 12px; margin-bottom: 9px; }
.tl-item .d { font: 11px/1.6 var(--mono); color: var(--faint); }
.tl-item .t { font-weight: 700; font-size: 13.5px; }
.tl-item details { margin-top: 6px; }

/* ---------------- 检索 ---------------- */
.search-row { display: flex; gap: 8px; margin-bottom: 14px; }
.search-row input {
  flex: 1; min-width: 0; padding: 11px 13px; border-radius: 12px; border: 1px solid var(--line);
  background: #fff; font-size: 15px; color: var(--ink);
}
.search-row button {
  padding: 0 16px; border-radius: 12px; border: none; background: var(--red); color: #fff;
  font-size: 14px; font-weight: 700; cursor: pointer;
}
.hit { padding: 10px 0; border-bottom: 1px solid var(--line-soft); }
.hit .h { font-weight: 700; font-size: 13.5px; }
.hit .s { font-size: 12.5px; color: var(--ink2); }
.hit .w { font: 11px/1.6 var(--mono); color: var(--faint); }

/* ---------------- 表单 / 按钮 ---------------- */
label.f { display: block; font-size: 12.5px; color: var(--ink2); margin: 10px 0 4px; }
input.f {
  width: 100%; padding: 10px 12px; border-radius: 11px; border: 1px solid var(--line);
  font-size: 15px; background: #fff; color: var(--ink);
}
.btn {
  display: inline-block; padding: 9px 16px; border-radius: 11px; border: 1px solid var(--line);
  background: #fff; color: var(--ink); font-size: 13.5px; font-weight: 600; cursor: pointer;
}
.btn.primary { background: var(--red); border-color: var(--red); color: #fff; }
.btn.ghost { background: transparent; }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.msg { font-size: 12.5px; margin-top: 8px; }
.msg.ok { color: var(--green); }
.msg.bad { color: var(--red); }
.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }

/* ---------------- 移动底栏 ---------------- */
.mobilebar {
  position: fixed; z-index: 50; left: 0; right: 0; bottom: 0; height: var(--bar-h);
  background: rgba(33,30,23,.97); backdrop-filter: blur(9px);
  display: grid; grid-template-columns: repeat(5, 1fr);
  padding-bottom: env(safe-area-inset-bottom);
}
.mobilebar a {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px;
  color: #AFAA9C; font-size: 10.5px; text-decoration: none; min-height: 44px;
}
.mobilebar a.on { color: #fff; }
.mobilebar a.on b { color: var(--gold); }
.mobilebar b { font-weight: 600; }
.mobilebar svg {
  width: 20px; height: 20px; stroke: currentColor; stroke-width: 1.7; fill: none;
  stroke-linecap: round; stroke-linejoin: round;
}

/* ---------------- toast ---------------- */
#toasts { position: fixed; z-index: 90; left: 50%; transform: translateX(-50%); bottom: calc(var(--bar-h) + 14px); }
.toast {
  background: var(--inkcard); color: #F5F2EA; font-size: 12.5px; padding: 9px 15px;
  border-radius: 999px; box-shadow: var(--shadow); margin-top: 8px;
}

/* ---------------- 登录页 ---------------- */
.login-body { display: flex; min-height: 100vh; align-items: center; justify-content: center; padding: 20px; }
.login-wrap { width: 100%; max-width: 380px; }
.login-card { background: var(--card); border-radius: 18px; padding: 24px 22px; box-shadow: var(--shadow); margin: 0; }
.login-brand { margin-bottom: 18px; }
.login-card h1 { font-size: 22px; margin: 3px 0 2px; }
.login-sub { font-size: 12.5px; color: var(--ink2); margin: 0; }
.login-label { display: block; font-size: 12.5px; color: var(--ink2); margin-bottom: 5px; }
.login-input {
  width: 100%; padding: 12px 14px; border-radius: 12px; border: 1px solid var(--line);
  font-size: 16px; background: #fff; color: var(--ink);
}
.login-btn {
  width: 100%; margin-top: 14px; padding: 12px; border: none; border-radius: 12px;
  background: var(--red); color: #fff; font-size: 15px; font-weight: 700; cursor: pointer;
}
.login-btn:disabled { opacity: .6; }
.login-err { color: var(--red); font-size: 12.5px; min-height: 20px; margin-top: 8px; }
.login-hint { color: var(--faint); font-size: 11.5px; margin: 14px 0 0; text-align: center; }

/* ---------------- ≥900px：桌面 ---------------- */
@media (min-width: 900px) {
  .side {
    transform: none; width: var(--side-w); max-width: none; padding: 22px 16px;
  }
  .drawer-toggle, .drawer-mask { display: none; }
  .wrap { margin-left: var(--side-w); }
  .view { padding: 26px 34px 70px; max-width: 1080px; }
  .foot { padding: 0 34px 40px; max-width: 1080px; }
  .mobilebar { display: none; }
  .grid { grid-template-columns: 1fr 1fr; }
  .hero { padding: 24px 26px; }
  .hero h1 { font-size: 25px; }
  .card { padding: 20px 24px; margin-bottom: 18px; }
  h2 { font-size: 20px; }
  .view { padding-bottom: 60px; }
}

@media (min-width: 1280px) {
  .grid { grid-template-columns: 1fr 1fr 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .side { transition: none; }
}