/* ===== xCertificate 金融从业资格自学站 ===== */
:root {
  --bg: #f5f6f8;
  --panel: #ffffff;
  --panel-2: #fafbfc;
  --line: #e3e6ea;
  --text: #1b1f24;
  --muted: #646d78;
  --accent: #2f6fed;
  --accent-soft: #e8f0fe;
  --ok: #17916a;
  --ok-soft: #e3f6ef;
  --bad: #d8384f;
  --bad-soft: #fdeaed;
  --warn: #b3760c;
  --warn-soft: #fdf3e0;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(16,24,40,.05), 0 4px 16px rgba(16,24,40,.06);
  --mono: ui-monospace, "Cascadia Mono", Consolas, monospace;
}
:root[data-theme="dark"], :root:not([data-theme="light"]) {
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #14171c; --panel: #1c2028; --panel-2: #22262f; --line: #303743;
    --text: #e7eaef; --muted: #98a2b0; --accent: #6f9dff; --accent-soft: #22304d;
    --ok: #3fc79a; --ok-soft: #16362c; --bad: #ff7a8c; --bad-soft: #3a1e25;
    --warn: #e5b567; --warn-soft: #382d18;
    --shadow: 0 1px 2px rgba(0,0,0,.3), 0 4px 16px rgba(0,0,0,.35);
  }
}
:root[data-theme="dark"] {
  --bg: #14171c; --panel: #1c2028; --panel-2: #22262f; --line: #303743;
  --text: #e7eaef; --muted: #98a2b0; --accent: #6f9dff; --accent-soft: #22304d;
  --ok: #3fc79a; --ok-soft: #16362c; --bad: #ff7a8c; --bad-soft: #3a1e25;
  --warn: #e5b567; --warn-soft: #382d18;
  --shadow: 0 1px 2px rgba(0,0,0,.3), 0 4px 16px rgba(0,0,0,.35);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
               "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
  font-size: 15px; line-height: 1.75;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1,h2,h3,h4 { line-height: 1.35; margin: 0 0 .6em; font-weight: 650; }
h1 { font-size: 1.6rem; letter-spacing: -.01em; }
h2 { font-size: 1.22rem; }
h3 { font-size: 1.02rem; }
p { margin: 0 0 .8em; }
code { font-family: var(--mono); font-size: .9em; background: var(--panel-2);
       border: 1px solid var(--line); border-radius: 5px; padding: 1px 5px; }

/* ---- layout ---- */
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 18px 80px; }
.nav {
  position: sticky; top: 0; z-index: 50; background: var(--panel);
  border-bottom: 1px solid var(--line); backdrop-filter: saturate(1.4) blur(8px);
}
.nav-in { max-width: 1080px; margin: 0 auto; padding: 0 18px; display: flex;
          align-items: center; gap: 4px; height: 54px; overflow-x: auto; }
.brand { font-weight: 700; margin-right: 14px; white-space: nowrap; color: var(--text); }
.brand span { color: var(--accent); }
.nav a.item {
  padding: 6px 11px; border-radius: 8px; color: var(--muted);
  white-space: nowrap; font-size: .93rem;
}
.nav a.item:hover { background: var(--panel-2); color: var(--text); text-decoration: none; }
.nav a.item.on { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.nav .spacer { flex: 1; }
.theme-btn { border: 1px solid var(--line); background: var(--panel-2); color: var(--muted);
             border-radius: 8px; padding: 5px 10px; cursor: pointer; font-size: .85rem; }

.hero { padding: 34px 0 8px; }
.hero .sub { color: var(--muted); max-width: 62ch; }

.card {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 18px 20px; box-shadow: var(--shadow);
  margin-bottom: 16px;
}
.card.tight { padding: 14px 16px; }
.grid { display: grid; gap: 16px; }
.grid.c3 { grid-template-columns: repeat(3, 1fr); }
.grid.c2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 860px) { .grid.c3, .grid.c2 { grid-template-columns: 1fr; } }

.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.right { margin-left: auto; }
.muted { color: var(--muted); }
.small { font-size: .87rem; }
.tiny { font-size: .8rem; }

.tag { display: inline-block; font-size: .76rem; padding: 2px 8px; border-radius: 20px;
       background: var(--panel-2); border: 1px solid var(--line); color: var(--muted); }
.tag.a { background: var(--accent-soft); color: var(--accent); border-color: transparent; }
.tag.g { background: var(--ok-soft); color: var(--ok); border-color: transparent; }
.tag.r { background: var(--bad-soft); color: var(--bad); border-color: transparent; }
.tag.w { background: var(--warn-soft); color: var(--warn); border-color: transparent; }

.btn {
  display: inline-flex; align-items: center; gap: 6px; cursor: pointer;
  border: 1px solid var(--line); background: var(--panel-2); color: var(--text);
  padding: 8px 14px; border-radius: 9px; font-size: .92rem; font-family: inherit;
  transition: .12s;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { filter: brightness(1.08); color: #fff; }
.btn.ghost { background: transparent; }
.btn.sm { padding: 5px 10px; font-size: .85rem; }
.btn:disabled { opacity: .45; cursor: not-allowed; }

select, input[type=text], input[type=url], input[type=number], input[type=date], textarea {
  font-family: inherit; font-size: .92rem; color: var(--text);
  background: var(--panel-2); border: 1px solid var(--line);
  border-radius: 8px; padding: 8px 10px; outline: none; max-width: 100%;
}
select:focus, input:focus, textarea:focus { border-color: var(--accent); }
textarea { width: 100%; min-height: 120px; font-family: var(--mono); font-size: .85rem; }
label.fld { display: flex; flex-direction: column; gap: 5px; font-size: .85rem; color: var(--muted); }

/* ---- progress ---- */
.bar { height: 8px; border-radius: 20px; background: var(--panel-2);
       border: 1px solid var(--line); overflow: hidden; }
.bar > i { display: block; height: 100%; background: var(--accent); transition: width .3s; }
.bar.ok > i { background: var(--ok); }

/* ---- cert cards ---- */
.cert { display: flex; flex-direction: column; }
.cert h3 { margin-bottom: 2px; }
.cert .meta { color: var(--muted); font-size: .85rem; margin-bottom: 10px; }
.cert ul { margin: 0 0 12px; padding-left: 1.1em; color: var(--muted); font-size: .88rem; }
.cert ul li { margin-bottom: 2px; }

/* ---- knowledge cards ---- */
.kc { border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px;
      background: var(--panel-2); margin-bottom: 12px; }
.kc h4 { margin: 0 0 6px; font-size: .98rem; }
.kc p { margin: 0 0 .5em; }
.kc p:last-child { margin-bottom: 0; }
.kc .plain { border-left: 3px solid var(--accent); padding-left: 10px;
             color: var(--muted); font-size: .9rem; }
.kc b { color: var(--accent); font-weight: 600; }

/* ---- video ---- */
.video-box { position: relative; width: 100%; aspect-ratio: 16/9; background: #000;
             border-radius: 10px; overflow: hidden; border: 1px solid var(--line); }
.video-box iframe, .video-box video { width: 100%; height: 100%; border: 0; display: block; }
.video-empty { display: flex; align-items: center; justify-content: center; height: 100%;
               color: #8b949e; font-size: .88rem; text-align: center; padding: 20px;
               background: var(--panel-2); }

/* ---- question ---- */
.q { border: 1px solid var(--line); border-radius: 10px; padding: 16px;
     background: var(--panel); margin-bottom: 14px; }
.q .stem { font-weight: 500; margin-bottom: 10px; }
.q .stem .no { color: var(--muted); font-weight: 400; margin-right: 6px; }
.opt {
  display: flex; gap: 9px; align-items: flex-start; padding: 8px 11px; margin-bottom: 6px;
  border: 1px solid var(--line); border-radius: 8px; cursor: pointer;
  background: var(--panel-2); transition: .1s; font-size: .93rem;
}
.opt:hover { border-color: var(--accent); }
.opt .k { flex: 0 0 20px; height: 20px; border-radius: 50%; background: var(--panel);
          border: 1px solid var(--line); display: grid; place-items: center;
          font-size: .75rem; color: var(--muted); margin-top: 2px; }
.opt.sel { border-color: var(--accent); background: var(--accent-soft); }
.opt.sel .k { background: var(--accent); color: #fff; border-color: var(--accent); }
.opt.right { border-color: var(--ok); background: var(--ok-soft); }
.opt.right .k { background: var(--ok); color: #fff; border-color: var(--ok); }
.opt.wrong { border-color: var(--bad); background: var(--bad-soft); }
.opt.wrong .k { background: var(--bad); color: #fff; border-color: var(--bad); }
.opt.locked { cursor: default; }
.expl { margin-top: 10px; padding: 11px 13px; border-radius: 8px;
        background: var(--panel-2); border: 1px solid var(--line); font-size: .89rem; }
.expl b { color: var(--ok); }
.expl.err b { color: var(--bad); }

/* ---- table ---- */
table { width: 100%; border-collapse: collapse; font-size: .89rem; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: .82rem; white-space: nowrap; }
tr:last-child td { border-bottom: 0; }
.scroll-x { overflow-x: auto; }

/* ---- plan ---- */
.wk { border: 1px solid var(--line); border-radius: 10px; margin-bottom: 10px;
      background: var(--panel-2); overflow: hidden; }
.wk-h { display: flex; gap: 10px; align-items: center; padding: 10px 14px;
        background: var(--panel); border-bottom: 1px solid var(--line); }
.wk-h b { font-size: .95rem; }
.wk-b { padding: 10px 14px; }
.task { display: flex; gap: 9px; align-items: flex-start; padding: 5px 0; font-size: .9rem; }
.task input { margin-top: 5px; flex: 0 0 auto; accent-color: var(--accent); }
.task.done label { text-decoration: line-through; color: var(--muted); }

/* ---- exam ---- */
.exam-top { position: sticky; top: 54px; z-index: 40; background: var(--panel);
            border: 1px solid var(--line); border-radius: var(--radius);
            padding: 12px 16px; margin-bottom: 16px; box-shadow: var(--shadow); }
.timer { font-family: var(--mono); font-size: 1.1rem; font-weight: 700; }
.timer.low { color: var(--bad); }
.sheet { display: flex; flex-wrap: wrap; gap: 6px; }
.sheet a { width: 32px; height: 30px; display: grid; place-items: center; font-size: .78rem;
           border: 1px solid var(--line); border-radius: 6px; color: var(--muted);
           background: var(--panel-2); }
.sheet a.done { background: var(--accent-soft); color: var(--accent); border-color: transparent; }
.sheet a.mark { box-shadow: inset 0 0 0 2px var(--warn); }
.score { font-size: 2.6rem; font-weight: 700; line-height: 1.1; }
.score.pass { color: var(--ok); }
.score.fail { color: var(--bad); }

.empty { text-align: center; color: var(--muted); padding: 40px 20px; font-size: .92rem; }
hr.sep { border: 0; border-top: 1px solid var(--line); margin: 22px 0; }
.note { background: var(--warn-soft); border: 1px solid transparent; color: var(--text);
        border-radius: 10px; padding: 12px 14px; font-size: .87rem; }
.note b { color: var(--warn); }
details.acc { border: 1px solid var(--line); border-radius: 10px; margin-bottom: 10px;
              background: var(--panel-2); }
details.acc > summary { cursor: pointer; padding: 11px 14px; font-weight: 600; font-size: .95rem; }
details.acc > div { padding: 0 14px 14px; }
.kbd { font-family: var(--mono); font-size: .78rem; border: 1px solid var(--line);
       border-bottom-width: 2px; border-radius: 5px; padding: 1px 5px; background: var(--panel-2); }
@media print { .nav, .btn, .exam-top { display: none !important; } }

/* ============ 视频课播放器 ============ */
.v-shell { border:1px solid var(--line); border-radius:var(--radius); overflow:hidden;
           background:var(--panel); box-shadow:var(--shadow); }
.v-screen { position:relative; width:100%; aspect-ratio:16/9; overflow:hidden;
            background:#0d1017; cursor:pointer; }
.v-screen:fullscreen { aspect-ratio:auto; width:100vw; height:100vh; }

/* 舞台按 1280×720 设计，JS 等比缩放 */
.v-stage {
  position:absolute; width:1280px; height:720px; transform-origin:top left;
  background:linear-gradient(150deg,#141a26 0%,#0e1219 55%,#151d2b 100%);
  color:#eef2f8; padding:56px 72px; display:flex; flex-direction:column;
  font-size:26px; line-height:1.75; cursor:pointer;
}
.v-stage::after { content:''; position:absolute; inset:0; pointer-events:none;
  background:radial-gradient(900px 420px at 88% -12%, rgba(90,140,255,.20), transparent 70%); }
.v-stage b { color:#7fb0ff; font-weight:700; }

.v-top { display:flex; align-items:center; gap:16px; margin-bottom:28px;
         position:relative; z-index:1; flex:0 0 auto; }
.v-badge { background:rgba(120,165,255,.16); color:#8fbaff; border:1px solid rgba(120,165,255,.3);
           border-radius:30px; padding:5px 18px; font-size:20px; font-weight:600; white-space:nowrap; }
.v-slidetitle { font-size:22px; color:#9aa6b8; overflow:hidden; text-overflow:ellipsis;
                white-space:nowrap; max-width:640px; }
.v-brand { margin-left:auto; font-size:18px; color:#4a5568; letter-spacing:.08em; }
.v-content { flex:1; position:relative; z-index:1; overflow:hidden;
             display:flex; flex-direction:column; justify-content:center; gap:18px; }
.v-k-agenda .v-content, .v-k-summary .v-content, .v-k-quiz .v-content { justify-content:flex-start; }

.v-step { animation:vIn .38s ease both; }
@keyframes vIn { from { opacity:0; transform:translateY(14px); } to { opacity:1; transform:none; } }
.v-step:not(.cur) { opacity:.42; }
.v-step.cur { opacity:1; }

/* 片头 */
.v-cover { text-align:center; margin:auto; }
.v-kicker { font-size:24px; color:#8b98ac; letter-spacing:.05em; margin-bottom:20px; }
.v-cover h1 { font-size:66px; font-weight:800; margin:0 0 14px; letter-spacing:-.02em;
              background:linear-gradient(92deg,#dce8ff,#8fbaff); -webkit-background-clip:text;
              background-clip:text; color:transparent; }
.v-cover-sub { font-size:30px; color:#b8c4d6; margin-bottom:34px; }
.v-chips { display:flex; gap:12px; justify-content:center; flex-wrap:wrap; }
.v-chips span { border:1px solid rgba(255,255,255,.16); border-radius:30px;
                padding:7px 20px; font-size:20px; color:#9fb0c8; }

/* 导览 / 小结列表 */
.v-lead { font-size:28px; color:#b8c4d6; margin-bottom:8px; }
.v-item { display:flex; align-items:flex-start; gap:16px; font-size:30px; font-weight:600; }
.v-num { flex:0 0 42px; height:42px; border-radius:12px; background:rgba(120,165,255,.18);
         color:#8fbaff; display:grid; place-items:center; font-size:20px; font-weight:700; margin-top:4px; }
.v-cta { margin-top:14px; font-size:26px; color:#8fbaff;
         border-left:4px solid #4a7fe0; padding-left:18px; }

/* 考点 */
.v-point-h { display:flex; align-items:center; gap:18px; margin-bottom:6px; }
.v-point-h h2 { font-size:40px; margin:0; font-weight:750; letter-spacing:-.01em; }
.v-body { font-size:28px; color:#dbe3ef; }

/* 大白话 */
.v-k-plain .v-stage, .v-k-plain { }
.v-plain { display:flex; gap:26px; align-items:flex-start; background:rgba(255,196,84,.09);
           border:1px solid rgba(255,196,84,.26); border-left:6px solid #ffc454;
           border-radius:16px; padding:34px 38px; font-size:31px; line-height:1.8; color:#f4e9d6; }
.v-plain-ic { font-size:46px; line-height:1; flex:0 0 auto; }
.v-k-plain .v-badge { background:rgba(255,196,84,.16); color:#ffc454; border-color:rgba(255,196,84,.32); }

/* 随堂练 */
.v-q { font-size:32px; font-weight:650; margin-bottom:10px; }
.v-opts { display:flex; flex-direction:column; gap:11px; }
.v-opt { display:flex; gap:16px; align-items:flex-start; font-size:26px; color:#c8d2e2;
         border:1px solid rgba(255,255,255,.12); border-radius:12px; padding:12px 20px;
         background:rgba(255,255,255,.03); transition:.25s; }
.v-opt span { flex:0 0 34px; height:34px; border-radius:50%; background:rgba(255,255,255,.08);
              display:grid; place-items:center; font-size:19px; }
.v-opt.right { border-color:#3fc79a; background:rgba(63,199,154,.14); color:#d6f5e9; }
.v-opt.right span { background:#3fc79a; color:#06231a; font-weight:700; }
.v-pause { font-size:24px; color:#8b98ac; letter-spacing:.06em; }
.v-ans { border-radius:14px; padding:22px 26px; background:rgba(63,199,154,.12);
         border:1px solid rgba(63,199,154,.3); font-size:25px; color:#dbeee7; }
.v-ans b { color:#3fc79a; font-size:28px; }
.v-ans p { margin:8px 0 0; color:#b6cfc7; font-size:23px; line-height:1.7; }

/* 字幕 */
.v-sub { position:absolute; left:5%; right:5%; bottom:16px; text-align:center;
         font-size:clamp(12px,1.5vw,17px); line-height:1.6; color:#fff; z-index:3;
         background:rgba(0,0,0,.62); border-radius:8px; padding:7px 14px;
         text-shadow:0 1px 3px rgba(0,0,0,.9); pointer-events:none; }
.v-sub:empty { display:none; }

/* 遮罩 */
.v-overlay { position:absolute; inset:0; z-index:4; display:none;
             flex-direction:column; align-items:center; justify-content:center; gap:18px;
             background:rgba(9,12,18,.72); backdrop-filter:blur(3px); }
.v-overlay.show { display:flex; }
.v-bigplay { width:78px; height:78px; border-radius:50%; border:0; cursor:pointer;
             background:var(--accent); color:#fff; font-size:30px; line-height:1;
             box-shadow:0 6px 26px rgba(47,111,237,.45); transition:.15s; }
.v-bigplay:hover { transform:scale(1.07); }
.v-otitle { color:#dbe3ef; font-size:.95rem; }

/* 进度条 */
.v-bar { position:relative; height:6px; background:var(--panel-2); cursor:pointer;
         border-bottom:1px solid var(--line); }
.v-bar i { position:absolute; left:0; top:0; height:100%; background:var(--accent);
           transition:width .25s; z-index:2; }
.v-bar u { position:absolute; left:0; top:0; height:100%; width:0;
           background:var(--line); z-index:1; }
.v-bar:hover { height:9px; }

/* 控制条 */
.v-ctrl { display:flex; align-items:center; gap:8px; padding:10px 12px; flex-wrap:wrap; }
.v-spacer { flex:1; }
.v-ctrl select { padding:5px 8px; font-size:.82rem; max-width:190px; }
.v-ctrl .v-subs.on { border-color:var(--accent); color:var(--accent); }
.v-time { white-space:nowrap; font-family:var(--mono); }

/* 分镜目录 */
.v-toc { display:flex; gap:8px; overflow-x:auto; padding:0 12px 12px; }
.v-toc a { flex:0 0 auto; max-width:190px; border:1px solid var(--line); border-radius:9px;
           padding:7px 11px; font-size:.78rem; color:var(--muted); background:var(--panel-2);
           overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.v-toc a b { display:block; font-size:.68rem; color:var(--accent); font-weight:600; }
.v-toc a:hover { text-decoration:none; border-color:var(--accent); }
.v-toc a.on { border-color:var(--accent); background:var(--accent-soft); color:var(--accent); }

@media (max-width:640px) {
  .v-ctrl { gap:6px; }
  .v-ctrl select { max-width:110px; }
  .v-time { display:none; }
}

/* ============ 平台化新增：账户 / 会员 / 提示 / 后台 ============ */
.acct { display:flex; align-items:center; gap:6px; white-space:nowrap; }
.nav .lock { font-size:.72rem; opacity:.7; }
.theme-btn { flex:0 0 auto; }

.toast { position:fixed; left:50%; bottom:28px; transform:translate(-50%,20px); opacity:0; z-index:200;
         background:var(--text); color:var(--bg); padding:10px 18px; border-radius:10px; font-size:.9rem;
         box-shadow:var(--shadow); transition:.25s; pointer-events:none; max-width:90vw; }
.toast.show { opacity:1; transform:translate(-50%,0); }
.toast.bad { background:var(--bad); color:#fff; }
.toast.ok { background:var(--ok); color:#fff; }
.toast.warn { background:var(--warn); color:#fff; }

.upsell { text-align:center; padding:28px 22px; border-style:dashed; }
.upsell h3 { margin:6px 0 6px; }
.upsell p { max-width:46ch; margin:0 auto 14px; }
.upsell-ic { font-size:2rem; line-height:1; }
.q.busy { opacity:.6; pointer-events:none; }

.auth-wrap { max-width:420px; margin:48px auto 0; }
.auth-wrap h1 { font-size:1.4rem; margin-bottom:4px; }
.form { display:flex; flex-direction:column; gap:14px; }
.form label.fld input, .form label.fld select, .form label.fld textarea { width:100%; }
.form .err { color:var(--bad); font-size:.87rem; min-height:1.2em; }
.form .btn.primary { justify-content:center; padding:10px 14px; }
.check { display:flex; gap:8px; align-items:flex-start; font-size:.86rem; color:var(--muted); }
.check input { margin-top:4px; accent-color:var(--accent); }

.plans { display:grid; grid-template-columns:repeat(auto-fit,minmax(240px,1fr)); gap:16px; }
.plan { border:1px solid var(--line); border-radius:var(--radius); padding:22px; background:var(--panel); position:relative; }
.plan.hl { border:2px solid var(--accent); }
.plan .price { font-size:1.9rem; font-weight:800; margin:6px 0 2px; }
.plan ul { padding-left:1.1em; color:var(--muted); font-size:.9rem; margin:10px 0 16px; }
.plan .ribbon { position:absolute; top:-11px; right:16px; background:var(--accent); color:#fff;
                font-size:.72rem; padding:2px 10px; border-radius:20px; }
.cmp td:nth-child(2), .cmp td:nth-child(3), .cmp th:nth-child(2), .cmp th:nth-child(3) { text-align:center; }

.kv { display:grid; grid-template-columns:120px 1fr; gap:8px 14px; font-size:.92rem; }
.kv dt { color:var(--muted); }
.kv dd { margin:0; }

/* 后台 */
.admin-tabs { display:flex; gap:6px; flex-wrap:wrap; margin:18px 0 14px; }
.admin-tabs a { padding:7px 14px; border-radius:9px; border:1px solid var(--line); color:var(--muted); background:var(--panel); }
.admin-tabs a.on { background:var(--accent); color:#fff; border-color:var(--accent); }
.admin-tabs a:hover { text-decoration:none; border-color:var(--accent); }
.stat-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(160px,1fr)); gap:12px; }
.stat-grid .card { margin:0; }
.stat-grid .n { font-size:1.6rem; font-weight:750; line-height:1.3; }
.tree { font-size:.9rem; }
.tree details { margin-left:14px; }
.tree summary { cursor:pointer; padding:4px 6px; border-radius:6px; list-style:none; }
.tree summary::-webkit-details-marker { display:none; }
.tree summary:hover { background:var(--panel-2); }
.tree .leaf { display:block; margin-left:28px; padding:4px 8px; border-radius:6px; color:var(--text); }
.tree .leaf:hover { background:var(--panel-2); text-decoration:none; }
.tree .leaf.on, .tree summary.on { background:var(--accent-soft); color:var(--accent); font-weight:600; }
.admin-layout { display:grid; grid-template-columns:300px minmax(0,1fr); gap:16px; align-items:start; }
@media (max-width:900px) { .admin-layout { grid-template-columns:1fr; } }
.admin-layout > .card:first-child { position:sticky; top:70px; max-height:calc(100vh - 90px); overflow:auto; }
.editor-row { border:1px solid var(--line); border-radius:10px; padding:12px 14px; margin-bottom:10px; background:var(--panel-2); }
.editor-row .row { gap:8px; }
.editor-row textarea { min-height:70px; font-family:inherit; font-size:.9rem; }
.grid-form { display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:12px; }
.grid-form .wide { grid-column:1 / -1; }
.codes-out { font-family:var(--mono); font-size:.85rem; white-space:pre; max-height:320px; overflow:auto;
             background:var(--panel-2); border:1px solid var(--line); border-radius:8px; padding:10px; }
.pager { display:flex; gap:6px; align-items:center; justify-content:flex-end; margin-top:10px; }
tr.clickable { cursor:pointer; }
tr.clickable:hover td { background:var(--panel-2); }

@media (max-width:640px) {
  .nav-in { gap:2px; }
  .nav a.item { padding:6px 8px; font-size:.86rem; }
  .brand { margin-right:6px; }
  .kv { grid-template-columns:1fr; gap:2px 0; }
  .kv dt { margin-top:8px; }
}