/* NAVHUB — Bloomberg terminal 风格：等宽字体、高密度表格、琥珀色高亮。
   两套配色：dark（默认）/ light，靠 <html data-theme> 切换。 */
:root {
  --bg: #000000;
  --panel: #08090b;
  --panel-2: #0e1016;
  --panel-3: #0a0c0f;
  --line: #23252c;
  --line-soft: #16181d;
  --fg: #d9dae0;
  --dim: #7c7f89;
  --muted: #6d717b;
  --muted-2: #5f636d;
  --faint: #43464e;
  --placeholder: #4c4f57;

  --amber: #ff9e18;
  --amber-dim: #b46f10;
  --amber-hi: #ffb340;
  --on-amber: #000000;
  --blue: #4ea3ff;
  --red: #ff4d4d;
  --green: #3ddc84;

  --topbar-a: #0c0d10;
  --topbar-b: #000000;
  --input-bg: #000000;
  --btn-bg: #14100a;
  --danger-bg: #140808;
  --danger-line: #5a1f1f;
  --chip-bg: #070b10;
  --chip-line: #1e2b3a;
  --row-hover: #0e0f13;
  --tag-hover: #101115;
  --tag-on: #1a1408;
  --hint-bg: #0d0e12;
  --ok-bg: #06120b;
  --bad-bg: #150707;

  --mono: ui-monospace, "SF Mono", "IBM Plex Mono", Menlo, Consolas,
          "Liberation Mono", "Noto Sans Mono CJK SC", "Microsoft YaHei Mono", monospace;
  --ease: 180ms cubic-bezier(.4, 0, .2, 1);
}

:root[data-theme="light"] {
  --bg: #f4f2ec;
  --panel: #ffffff;
  --panel-2: #f6f4ee;
  --panel-3: #faf8f3;
  --line: #d9d5cb;
  --line-soft: #e8e5dd;
  --fg: #1c1d21;
  --dim: #6f7179;
  --muted: #74716a;
  --muted-2: #8a8780;
  --faint: #a5a29a;
  --placeholder: #a8a49b;

  --amber: #a35c00;
  --amber-dim: #96702a;
  --amber-hi: #c87400;
  --on-amber: #ffffff;
  --blue: #0a5fc0;
  --red: #c62222;
  --green: #157a45;

  --topbar-a: #ffffff;
  --topbar-b: #f2efe8;
  --input-bg: #ffffff;
  --btn-bg: #fdf3e4;
  --danger-bg: #fdeded;
  --danger-line: #e3b7b7;
  --chip-bg: #eff4fb;
  --chip-line: #c9dcf3;
  --row-hover: #f7f5f0;
  --tag-hover: #f2efe8;
  --tag-on: #fbeed6;
  --hint-bg: #f6f4ee;
  --ok-bg: #e9f6ee;
  --bad-bg: #fdecec;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--mono);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

/* 主题切换时整页平滑过渡 */
html, body, .topbar, .sidebar, .panel, .panel-head, .cmdbar, .addbar,
.flash, .hint, .mergebar, input, select, textarea, button, .chip, .clear {
  transition: background-color var(--ease), color var(--ease),
              border-color var(--ease);
}

a {
  color: var(--fg); text-decoration: none;
  transition: color var(--ease), background-color var(--ease), border-color var(--ease);
}
a:hover { color: var(--amber); }
b { color: var(--amber); font-weight: 600; }
.dim { color: var(--dim); }

:focus-visible { outline: 1px solid var(--amber); outline-offset: 1px; }

/* ---------- 顶栏 ---------- */
.topbar {
  display: flex; align-items: stretch; gap: 0;
  border-bottom: 1px solid var(--amber-dim);
  background: linear-gradient(180deg, var(--topbar-a), var(--topbar-b));
  position: sticky; top: 0; z-index: 20;
  flex-wrap: wrap;
}
.brand {
  background: var(--amber); color: var(--on-amber);
  font-weight: 700; letter-spacing: .18em;
  padding: 6px 16px; display: flex; align-items: center;
}
.brand:hover { color: var(--on-amber); background: var(--amber-hi); }
.ticker {
  display: flex; align-items: center; gap: 18px;
  padding: 0 14px; color: var(--dim);
  font-size: 12px; letter-spacing: .1em; text-transform: uppercase;
  overflow: hidden; white-space: nowrap; flex: 1;
}
.ticker .live { color: var(--green); }
.topnav { display: flex; align-items: center; gap: 2px; padding: 0 8px; }
.topnav a, .topnav button {
  font-family: var(--mono); font-size: 12px; letter-spacing: .12em;
  color: var(--dim); background: none; border: 1px solid transparent;
  padding: 5px 10px; cursor: pointer;
}
.topnav a:hover, .topnav button:hover {
  color: var(--amber); border-color: var(--line); background: transparent;
}
.topnav form { display: inline; margin: 0; }

.theme-toggle { font-size: 15px; line-height: 1; padding: 5px 9px; }
.theme-toggle .icon { display: inline-block; width: 1.1em; text-align: center; }
:root[data-theme="light"] .theme-toggle .sun,
:root:not([data-theme="light"]) .theme-toggle .moon { display: none; }

/* ---------- 提示条 ---------- */
.flash {
  padding: 6px 14px; font-size: 13px;
  border-bottom: 1px solid var(--line-soft);
  animation: slide-in 220ms cubic-bezier(.4, 0, .2, 1);
}
.flash.ok { color: var(--green); background: var(--ok-bg); }
.flash.bad { color: var(--red); background: var(--bad-bg); }
.err-inline { color: var(--red); font-size: 12px; }

@keyframes slide-in {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: none; }
}

/* ---------- 命令条 ---------- */
.cmdbar, .addbar {
  display: flex; align-items: center; gap: 6px;
  padding: 9px 12px; border-bottom: 1px solid var(--line-soft);
  flex-wrap: wrap;
}
.cmdbar { background: var(--panel-2); }
.cmdbar .prompt { color: var(--amber); font-weight: 700; }
.cmdbar input[type="search"] { flex: 1; min-width: 200px; }
.addbar { background: var(--panel-3); border-bottom: 1px solid var(--line); }
.addbar input { flex: 1; min-width: 150px; }

input, select, textarea, button {
  font-family: var(--mono); font-size: 14px;
  background: var(--input-bg); color: var(--fg);
  border: 1px solid var(--line); padding: 6px 9px; outline: none;
}
input:focus, select:focus, textarea:focus { border-color: var(--amber); }
input::placeholder, textarea::placeholder { color: var(--placeholder); }
button {
  cursor: pointer; text-transform: uppercase; letter-spacing: .1em;
  font-size: 12px; color: var(--amber); border-color: var(--amber-dim);
  background: var(--btn-bg);
}
button:hover { background: var(--amber); color: var(--on-amber); }
button.danger { color: var(--red); border-color: var(--danger-line); background: var(--danger-bg); }
button.danger:hover { background: var(--red); color: #fff; }
.clear {
  font-size: 12px; letter-spacing: .1em; color: var(--dim);
  border: 1px solid var(--line); padding: 6px 10px;
}
.clear:hover { border-color: var(--amber-dim); }

.active-filters {
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
  padding: 7px 12px; border-bottom: 1px solid var(--line-soft);
}
.active-filters .label { color: var(--dim); font-size: 12px; letter-spacing: .1em; }

/* ---------- 布局 ---------- */
.layout { display: grid; grid-template-columns: 240px 1fr; gap: 1px; background: var(--line-soft); }
.sidebar, .panel { background: var(--panel); }
.panel-head {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  background: var(--panel-2); color: var(--amber);
  font-size: 12px; letter-spacing: .16em; text-transform: uppercase;
  padding: 6px 11px; border-bottom: 1px solid var(--line);
  position: sticky; top: 0;
}
.panel-head .dim { letter-spacing: normal; text-transform: none; }

/* TAGS 侧栏：跟着页面一路向下延伸，不再用内部滚动条截断 */
.taglist { list-style: none; margin: 0; padding: 2px 0 8px; }
.taglist li a {
  display: flex; justify-content: space-between; gap: 8px;
  padding: 4px 11px; border-left: 2px solid transparent; font-size: 14px;
}
.taglist li a:hover { background: var(--tag-hover); border-left-color: var(--amber-dim); }
.taglist li a.on { background: var(--tag-on); border-left-color: var(--amber); color: var(--amber); }
.taglist .tname { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.taglist .tnum { color: var(--dim); font-size: 12px; font-variant-numeric: tabular-nums; }
.taglist li.dim { padding: 8px 11px; }

/* ---------- 表格 ---------- */
.grid { width: 100%; border-collapse: collapse; }
.grid th {
  text-align: left; color: var(--amber-dim); font-weight: 500;
  font-size: 11px; letter-spacing: .16em; text-transform: uppercase;
  padding: 5px 9px; border-bottom: 1px solid var(--line);
}
.grid td { padding: 7px 9px; border-bottom: 1px solid var(--line-soft); vertical-align: top; }
.grid tbody tr { transition: background-color var(--ease); }
.grid tbody tr:hover { background: var(--row-hover); }
.grid tbody tr.dead .site { color: var(--red); text-decoration: line-through; }

.c-icon { width: 30px; }
.c-num { width: 58px; text-align: right; color: var(--dim); font-variant-numeric: tabular-nums; }
.c-tags { width: 34%; }
.c-act { width: 140px; white-space: nowrap; }
.c-act form { display: inline; margin: 0; }
.c-act a { font-size: 12px; letter-spacing: .1em; color: var(--dim); margin-right: 8px; }
.c-act a:hover { color: var(--amber); }

.c-icon img { width: 18px; height: 18px; object-fit: contain; display: block; margin-top: 3px; }

.site { color: var(--fg); font-weight: 600; }
.site:hover { color: var(--amber); text-decoration: underline; }
.badge-dead {
  color: var(--red); border: 1px solid var(--danger-line); font-size: 10px;
  padding: 0 5px; margin-left: 6px; letter-spacing: .1em; vertical-align: middle;
}
.meta { display: flex; gap: 10px; flex-wrap: wrap; font-size: 12px; color: var(--dim); }
.meta .url { color: var(--muted-2); max-width: 46ch; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.meta .desc { color: var(--muted); }
.empty { color: var(--dim); text-align: center; padding: 28px; }

/* ---------- 标签 chip ---------- */
.tags-cell { display: flex; flex-wrap: wrap; gap: 5px; align-items: center; }
.chip {
  font-size: 12px; color: var(--blue);
  border: 1px solid var(--chip-line); background: var(--chip-bg);
  padding: 1px 7px;
}
.chip:hover { background: var(--blue); color: #fff; border-color: var(--blue); }
.chip.on { background: var(--amber); color: var(--on-amber); border-color: var(--amber); }
.ai-btn {
  font-size: 11px; padding: 2px 7px; letter-spacing: .12em;
  color: var(--amber); border: 1px dashed var(--amber-dim); background: transparent;
}
.ai-btn:hover { background: var(--amber); color: var(--on-amber); }
.ai-btn[disabled] { opacity: .5; cursor: wait; }

/* ---------- 表单页 ---------- */
.loginwrap { display: flex; justify-content: center; padding: 40px 12px; }
.loginwrap.wide .panel { max-width: 900px; }
.loginbox, .formbox { width: 100%; max-width: 560px; border: 1px solid var(--line); }
.loginbox label, .formbox label {
  display: flex; gap: 10px; align-items: center;
  padding: 9px 12px; font-size: 12px; letter-spacing: .12em; color: var(--dim);
}
.formbox label { align-items: flex-start; }
.loginbox input, .formbox input[type="text"], .formbox input[type="url"], .formbox textarea {
  flex: 1; letter-spacing: normal;
}
.loginbox button, .formbox .row { margin: 8px 12px 14px; }
.formbox .row { display: flex; align-items: center; gap: 10px; }
.formbox .check { text-transform: none; letter-spacing: normal; align-items: center; }
.formbox p { margin: 0 12px 12px; font-size: 12px; }
.hint {
  margin: 0 12px 10px; padding: 9px; background: var(--hint-bg); border: 1px solid var(--line-soft);
  color: var(--dim); font-size: 12px; overflow-x: auto;
}

.tagtable .rename { width: 160px; }
.mergebar {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 10px; border-top: 1px solid var(--line); background: var(--panel-2);
}
.mergebar label { font-size: 12px; letter-spacing: .12em; color: var(--dim); display: flex; gap: 8px; align-items: center; }
.maintenance { margin-top: 1px; display: flex; flex-wrap: wrap; align-items: center; gap: 10px; padding-bottom: 10px; }
.maintenance .panel-head { width: 100%; }
.maintenance form { margin-left: 10px; }

footer {
  border-top: 1px solid var(--line-soft); margin-top: 20px;
  padding: 9px 12px; color: var(--faint); font-size: 11px; letter-spacing: .18em;
}

/* ---------- 窄屏 ---------- */
@media (max-width: 820px) {
  html, body { font-size: 14px; }
  .layout { grid-template-columns: 1fr; }
  /* 手机上 TAGS 在正文之上，给个宽松上限，超出才滚动 */
  .taglist { max-height: 45vh; overflow-y: auto; }
  .c-tags { width: auto; }
  .meta .url { max-width: 30ch; }
  .grid thead { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition-duration: 1ms !important;
    animation-duration: 1ms !important;
  }
}
