/* 布局关键件与过渡时序：刻意不依赖 Tailwind 生成产物，
   否则转场会因为 CSS 缺失而走形。 */

:root {
  /* 静态兜底；启动时 main.js 会用 design.js 里由 GEO 算出的同值覆盖 --band-* */
  --band-x: clamp(16px, 4.08vw, 120px);
  --band-y: clamp(16px, 4.08vh, 120px);
  --frame-x: 0px;
  --frame-y: 0px;
  --frame-r: 14px;
  --blur: 9px;
  --band: rgba(255, 255, 255, 0.62);
  --ink: #1c2634;
  --gw: 60vw;
  --ghost-r: 50%;
  --ghost-label: 64%;
}

/* 方形面板在视口上只会贴住较长那条边的两端：
   横屏 → 左右有真实边瓣，上下是面板溢出（那里没有几何，留白边只会变成死板的灰条）；
   竖屏 → 反过来。所以另一边一律留 0，让内容直接铺到屏幕边。 */
@media (orientation: landscape) {
  :root {
    --frame-x: var(--band-x);
  }
}

@media (orientation: portrait) {
  :root {
    --frame-y: var(--band-y);
  }
}

html,
body {
  height: 100%;
  margin: 0;
  background: #fff;
  overflow: hidden;
  color: var(--ink);
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", system-ui, -apple-system,
    "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* hidden 必须真的藏得住。UA 样式表里那条 [hidden]{display:none} 的特异性是 0，
 * 任何一条带类名的 display 规则都能盖过它 —— 06 面的信箱骨架就是这么在未登录时
 * 整块露出来的（.im-app 写了 display:grid）。全站统一按属性语义兜住。 */
[hidden] {
  display: none !important;
}

#stage {
  position: fixed;
  inset: 0;
  z-index: 0;
  display: block;
  width: 100%;
  height: 100%;
  touch-action: none;
  cursor: grab;
}

/* z5 · 替身层：只有底色、标题与发丝框，尺寸由 JS 按投影算 */
.ghost-layer {
  position: fixed;
  inset: 0;
  z-index: 5;
  overflow: hidden;
  pointer-events: none;
}

.sheet-ghost {
  position: absolute;
  left: 50%;
  top: 50%;
  width: var(--gw);
  height: var(--gw);
  opacity: 0;
  background-color: var(--tint);
  background-repeat: no-repeat;
  background-position: center;
  background-size: var(--ghost-label) var(--ghost-label);
  border-radius: var(--ghost-r);
  transform: translate(-50%, -50%) scale(0.02);
  will-change: transform, opacity;
}

/* z10 · 边缘磨砂框带 */
.frame-chrome {
  position: fixed;
  inset: 0;
  z-index: 10;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  will-change: opacity;
}

.frame-chrome .band {
  position: absolute;
  background: var(--band);
  backdrop-filter: blur(var(--blur)) saturate(1.18);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(1.18);
}

.band-top { inset: 0 0 auto 0; height: var(--frame-y); }
.band-bottom { inset: auto 0 0 0; height: var(--frame-y); }
.band-left { inset: 0 auto 0 0; width: var(--frame-x); }
.band-right { inset: 0 0 0 auto; width: var(--frame-x); }

.frame-chrome .hairline {
  position: absolute;
  inset: var(--frame-y) var(--frame-x);
  border: 1px solid rgba(36, 48, 64, 0.11);
  border-radius: var(--frame-r);
}

/* 裸 grid 的单轨默认按"内容的 min-content"定宽：一个不换行的长 URL 就能把整列
   撑出屏幕（实测 03 面在 412px 视口下卡片宽 536px）。tw.gen.css 是构建期扫类名生成的，
   里面没有 grid-cols-1，写上去也是死类名，所以改从子项下手：min-width:0 让轨道
   能收缩到可用宽度，lg:grid-cols-* 那类断点规则完全不受影响。 */
.grid > * {
  min-width: 0;
}

/* z20 · 真内容面板 */
.sheet-layer {
  position: fixed;
  inset: 0;
  z-index: 20;
  pointer-events: none;
}

.sheet {
  position: absolute;
  inset: 0;
  overflow-y: auto;
  overflow-x: hidden;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: rgba(28, 38, 52, 0.22) transparent;
  padding: var(--frame-y) var(--frame-x);
  background: #fff;
  opacity: 0;
  visibility: hidden;
  touch-action: pan-y;
  clip-path: inset(var(--frame-y) var(--frame-x) round var(--frame-r));
  -webkit-clip-path: inset(var(--frame-y) var(--frame-x) round var(--frame-r));
  will-change: opacity;
  outline: none;
}

.sheet.hidden,
.api-detail.hidden,
.api-card.hidden,
.api-out.hidden {
  display: none;
}

.api-out {
  max-height: 320px;
  font-family: ui-monospace, Consolas, monospace;
}

.api-card .api-open {
  cursor: pointer;
}

.api-card .mode {
  letter-spacing: 0.04em;
}

.api-card button:focus-visible {
  outline: 2px solid #6b4ce6;
  outline-offset: 2px;
}

.sheet::-webkit-scrollbar {
  width: 9px;
}
.sheet::-webkit-scrollbar-thumb {
  background: rgba(28, 38, 52, 0.18);
  border-radius: 9px;
  border: 3px solid transparent;
  background-clip: content-box;
}

.sheet-head {
  position: sticky;
  top: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 14px;
  height: 58px;
  padding: 0 clamp(14px, 2.4vw, 30px);
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(36, 48, 64, 0.07);
}

.sheet-head .back {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: 34px;
  padding: 0 13px 0 9px;
  border: 1px solid rgba(36, 48, 64, 0.14);
  border-radius: 999px;
  background: #fff;
  color: #35414f;
  font-size: 12.5px;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s, transform 0.2s;
}

.sheet-head .back:hover {
  border-color: rgba(36, 48, 64, 0.4);
  color: #101a26;
  transform: translateX(-2px);
}

.sheet-head .back:focus-visible {
  outline: 2px solid #2f6df6;
  outline-offset: 2px;
}

.sheet-head .back-ico {
  width: 16px;
  height: 16px;
}

.sheet-head-mid {
  display: flex;
  align-items: baseline;
  gap: 9px;
  min-width: 0;
}

.sheet-head .dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--dot);
  transform: translateY(-1px);
}

.sheet-head .h-title {
  font-size: 14px;
  font-weight: 600;
  color: #101a26;
}

.sheet-head .h-sub {
  font-size: 10.5px;
  letter-spacing: 0.24em;
  color: #94a1b2;
}

.sheet-head .h-no {
  margin-left: auto;
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: #b3becb;
}

/* idle 提示 */
.hint {
  position: fixed;
  left: 50%;
  bottom: clamp(16px, 3.4vh, 34px);
  z-index: 30;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 16px;
  border: 1px solid rgba(36, 48, 64, 0.09);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: #6c7787;
  transform: translateX(-50%);
  transition: opacity 0.45s ease, transform 0.45s ease;
  pointer-events: none;
}

.hint i {
  font-style: normal;
  color: rgba(36, 48, 64, 0.28);
}

.hint.off {
  opacity: 0;
  transform: translateX(-50%) translateY(8px);
}

.hud {
  position: fixed;
  right: 10px;
  top: 10px;
  z-index: 40;
  max-width: 260px;
  padding: 8px 10px;
  border-radius: 8px;
  background: rgba(16, 26, 38, 0.86);
  color: #e8eef6;
  font: 11px/1.6 ui-monospace, Consolas, monospace;
  white-space: pre;
  pointer-events: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.noscript {
  position: fixed;
  inset: auto 0 0 0;
  z-index: 50;
  padding: 18px 22px;
  background: #fff;
  border-top: 1px solid rgba(36, 48, 64, 0.14);
  font-size: 13.5px;
  line-height: 1.9;
  color: #35414f;
}

@media (max-width: 700px) {
  :root {
    --blur: 5px;
    --band: rgba(255, 255, 255, 0.74);
  }
  .hint {
    font-size: 11px;
    letter-spacing: 0.04em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hint,
  .sheet-head .back {
    transition: none;
  }
}

/* ============================================================
   02 面 · 进入游戏（跳转，不再内嵌）
   ------------------------------------------------------------
   这一页只负责把玩家送到 /play/。之前这里是"信息栏 | 舷窗舞台 | 留白"
   三栏内嵌试玩台，撤掉的真实原因不是版式，而是同一设备号在两处登录会
   互相顶号（内嵌 iframe 与新窗口共享 localStorage），玩家看到的是
   "当前离线，无法连接服务器"。跳转按钮不存在同时开两处的形态。

   版式：≥900px 两栏（左文案与按钮，右海生物插画），<900px 单列。
   配色沿用站内既有 token：沙岛 #f6f1e6 / 黄铜 #c9721a / 青绿 #0e7c99 / 海绿 #0f9d6b。
   装饰只有珊瑚管、藤壶、珍珠、海星，全部画在 markup 的 SVG 里。
   ============================================================ */

/* 桌面把这页推得比正文栏更宽：Tailwind 产物里最宽只有 1120。
   sheets.css 后加载，同特异度覆盖 .max-w-[1120px]。 */
.game-page {
  max-width: min(1180px, 100%);
}

.game-jump {
  --sea: #0e7c99;
  --kelp: #0f9d6b;
  --brass: #c9721a;
  --sand: #f6f1e6;
  --hair: rgba(36, 48, 64, 0.12);
  --ink: #0f172a;
  --ink-soft: #5b6776;
  --glass: rgba(14, 124, 153, 0.06);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 2.4vw, 34px);
  align-items: center;
  padding: clamp(18px, 2.4vw, 30px);
  border: 1px solid var(--hair);
  border-radius: 22px;
  background:
    radial-gradient(120% 90% at 12% 0%, var(--glass), transparent 62%),
    linear-gradient(180deg, #fff 0%, var(--sand) 100%);
  box-shadow: inset 0 1px 0 #fff, 0 18px 44px -30px rgba(12, 26, 42, 0.5);
}

.game-jump-main {
  min-width: 0;
}

.game-jump-kicker {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--sea);
}

.game-jump-name {
  margin-top: 8px;
  font-size: clamp(22px, 3.2vw, 30px);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.25;
  color: var(--ink);
}

.game-jump-note {
  margin-top: 10px;
  max-width: 46ch;
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--ink-soft);
}

/* ---- 主按钮：黄铜舷窗那套皮，一颗就够 ---- */
.game-go {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
  padding: 13px 22px 13px 14px;
  border: 1px solid rgba(201, 114, 26, 0.62);
  border-radius: 999px;
  background: linear-gradient(180deg, #12a6b6 0%, var(--sea) 62%, #0a5f76 100%);
  color: #eafcff;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.34), 0 14px 26px -18px rgba(10, 60, 76, 0.9);
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.game-go:hover {
  transform: translateY(-1px);
  border-color: var(--brass);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.42), 0 18px 30px -18px rgba(10, 60, 76, 0.95);
}

.game-go:focus-visible {
  outline: 2px solid var(--brass);
  outline-offset: 3px;
}

/* 主按钮上的字不许折行：窄屏时宁可让箭头挤一点，也不能把"进入游戏"劈成两行。
   （这个类此前在 CSS 里根本没有规则 —— check-classes 现在会拦住这类漏写。） */
.game-go-label { white-space: nowrap; }

.game-go-ico {  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 1px solid rgba(234, 252, 255, 0.5);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
}

.game-go-ico svg {
  width: 15px;
  height: 15px;
}

.game-go-arrow {
  font-size: 16px;
  opacity: 0.82;
}

/* 站主关掉网页版时按钮失效：降饱和 + 不许点，但仍在原位，
   免得整颗按钮消失变成"页面坏了"。 */
.game-go.is-off {
  filter: saturate(0.18);
  opacity: 0.62;
  cursor: not-allowed;
  box-shadow: none;
}

.game-go-hint {
  margin-top: 10px;
  max-width: 44ch;
  font-size: 12px;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ---- 状态与事实：只报这一页拿得到的东西 ---- */
.game-status {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin: 18px 0 0;
  padding: 12px 14px;
  border: 1px solid var(--hair);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.7);
}

.game-status-row {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 12px;
}

.game-status-row dt {
  color: var(--ink-soft);
  letter-spacing: 0.08em;
}

.game-status-row dd {
  margin: 0;
  font-weight: 600;
  color: var(--ink);
}

.game-status-row dd[data-tone="ok"] { color: var(--kelp); }
.game-status-row dd[data-tone="warn"] { color: var(--brass); }
.game-status-row dd[data-tone="bad"] { color: #b3402f; }

.game-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.game-meta-row {
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-size: 11.5px;
  color: var(--ink-soft);
}

.game-meta-row b {
  font-weight: 600;
  color: var(--ink);
}

/* ---- 右栏插画：矮屏先藏，避免把按钮顶到首屏之外 ---- */
.game-jump-art {
  display: none;
  min-width: 0;
}

.game-jump-art svg {
  display: block;
  width: 100%;
  max-width: 320px;
  height: auto;
  margin-inline: auto;
}

@media (min-width: 900px) {
  .game-jump {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  }
  .game-jump-art {
    display: block;
  }
}

@media (prefers-reduced-motion: reduce) {
  .game-go {
    transition: none;
  }
  .game-go:hover {
    transform: none;
  }
}

/* ============================================================
   07 面 · 六级速记（pages/cet.js）
   ------------------------------------------------------------
   版式：左练习卡 + 右侧曲线面板，<900px 单列（卡片在前）。
   配色沿用站内：青绿 #0e7c99 主色、海绿 #0f9d6b 表"答对"、
   黄铜 #c9721a 表提醒、沙岛 #f6f1e6 做底。装饰不放海生物，
   这一面是学习工具，读起来要像工具。
   ============================================================ */

.cet-page { --ink: #0f172a; --soft: #5b6776; --sea: #0e7c99; --kelp: #0f9d6b;
  --brass: #c9721a; --bad: #b3402f; --sand: #f6f1e6; --hair: rgba(36, 48, 64, 0.12); }
.cet-kicker { font-size: 11px; font-weight: 600; letter-spacing: 0.32em; text-transform: uppercase; color: #94a3b8; }
.cet-h1 { margin-top: 14px; font-size: clamp(30px, 5vw, 44px); font-weight: 650; letter-spacing: -0.02em; color: var(--ink); }
.cet-lead { margin-top: 16px; max-width: 66ch; font-size: 14.5px; line-height: 1.95; color: #475569; }

.cet-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; }
.cet-tab { display: flex; flex-direction: column; align-items: flex-start; gap: 3px;
  padding: 10px 16px; border: 1px solid var(--hair); border-radius: 14px;
  background: rgba(255, 255, 255, 0.72); cursor: pointer; text-align: left;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease; }
.cet-tab:hover { transform: translateY(-1px); border-color: rgba(14, 124, 153, 0.42); }
.cet-tab[aria-selected='true'] { border-color: var(--sea); background: rgba(14, 124, 153, 0.09); }
.cet-tab-label { font-size: 14px; font-weight: 600; color: var(--ink); }
.cet-tab-hint { font-size: 11.5px; color: var(--soft); }
.cet-tabhint { display: none; margin: 10px 0 0; font-size: 12px; line-height: 1.75; color: var(--soft); }
@media (max-width: 899px) {
  /* 三张带说明的页签在 390 上要占掉大半屏：压成一行三段，说明只留当前这一路 */
  .cet-tab { flex: 1 1 0; min-width: 0; align-items: center; text-align: center; padding: 10px 8px; }
  .cet-tab-hint { display: none; }
  .cet-tabhint { display: block; }
}

.cet-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 18px; margin-top: 18px; }
.cet-card { display: flex; flex-direction: column; min-height: 340px; padding: 22px;
  border: 1px solid var(--hair); border-radius: 20px;
  background: linear-gradient(180deg, #fff, #fbfcfe);
  box-shadow: 0 18px 40px -32px rgba(12, 26, 42, 0.55); }
.cet-card-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px;
  padding-bottom: 12px; border-bottom: 1px solid var(--hair); }
.cet-mode { font-size: 12px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--sea); }
.cet-count { font-size: 12px; color: var(--soft); font-variant-numeric: tabular-nums; }
.cet-body { flex: 1; display: flex; flex-direction: column; justify-content: center; gap: 12px; padding: 18px 2px; }
.cet-empty { margin: 0; font-size: 13.5px; line-height: 1.9; color: var(--soft); }
/* 判分反馈：单独一行、单独一个 live region，换题时才清空（原来它和"第 N/M 条"
 * 共用一个元素，下一次渲染就把反馈盖掉了，慢网络里等于没有反馈）。 */
.cet-status { margin: 0; min-height: 0; font-size: 12.5px; line-height: 1.7; color: var(--soft);
  font-variant-numeric: tabular-nums; }
.cet-status:not(:empty) { padding: 9px 0 0; border-top: 1px dashed var(--hair); margin-top: 2px; }
.cet-status[data-tone='ok'] { color: #0a6b49; }
.cet-status[data-tone='bad'] { color: var(--bad); }
.cet-status .cet-mini { margin-left: 8px; }
/* 骨架：题干 + 四条选项，跟真内容同形状同高度，加载完不跳版 */
.cet-skel-a { height: 14px; width: 34%; }
.cet-skel-b { height: 40px; width: 62%; margin: 6px 0 10px; }
.cet-skel-c { height: 44px; width: 100%; border-radius: 12px; }
.cet-word { font-size: clamp(30px, 5.2vw, 44px); font-weight: 700; letter-spacing: -0.01em; color: var(--ink);
  font-family: ui-monospace, Menlo, Consolas, 'Segoe UI', sans-serif; }
.cet-phon { font-size: 13px; color: var(--soft); }
.cet-kind { font-size: 11px; font-weight: 650; letter-spacing: 0.16em; text-transform: uppercase; color: #94a3b8; }
.cet-title { font-size: clamp(17px, 2.4vw, 20px); font-weight: 650; color: var(--ink); }
.cet-gloss { font-size: clamp(17px, 2.6vw, 22px); line-height: 1.75; font-weight: 600; color: var(--ink); }
.cet-answer { padding: 14px 16px; border-left: 3px solid var(--kelp); border-radius: 0 12px 12px 0;
  background: rgba(15, 157, 107, 0.08); font-size: 14.5px; line-height: 1.85; color: #10402f; }
.cet-choices { display: grid; gap: 8px; }
.cet-choice { display: flex; align-items: baseline; gap: 10px; padding: 11px 14px; text-align: left;
  border: 1px solid var(--hair); border-radius: 12px; background: #fff; color: var(--ink);
  font-size: 13.5px; line-height: 1.7; cursor: pointer; transition: border-color 0.16s ease, background 0.16s ease; }
.cet-choice:hover { border-color: rgba(14, 124, 153, 0.5); }
.cet-choice[disabled] { cursor: default; }
/* 判分后不再 disabled（那会把焦点从用户刚按的按钮上摘走），改由 aria-disabled +
   闸门变量挡重复点击；没被选中的项降透明，正确/错误两项才是要看的东西。 */
.cet-choice[aria-disabled='true'] { cursor: default; }
.cet-choices.is-judged .cet-choice:not(.is-right):not(.is-wrong) { opacity: 0.42; }
.cet-choice.is-right { border-color: var(--kelp); background: rgba(15, 157, 107, 0.1); }
.cet-choice.is-wrong { border-color: var(--bad); background: rgba(179, 64, 47, 0.08); }
.cet-choice-key { flex: none; width: 20px; height: 20px; display: grid; place-items: center;
  border-radius: 6px; background: #eef2f6; color: #64748b; font-size: 11px; font-weight: 700; }

.cet-ctlbar { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 2px; }
.cet-speak { padding: 8px 14px; border: 1px solid var(--hair); border-radius: 999px;
  background: rgba(246, 241, 230, 0.7); color: #6b4a12; font-size: 12.5px; cursor: pointer; }
.cet-mini { padding: 4px 10px; border: 1px solid var(--hair); border-radius: 999px;
  background: #fff; color: #0b5568; font-size: 11.5px; cursor: pointer; }
.cet-mini[disabled] { opacity: 0.5; cursor: default; }
.cet-submit, .cet-next { align-self: flex-start; padding: 9px 18px; border: 1px solid var(--sea);
  border-radius: 999px; background: rgba(14, 124, 153, 0.09); color: #0b5568;
  font-size: 13px; font-weight: 600; cursor: pointer; }
.cet-submit[disabled] { border-color: var(--hair); background: #f4f6f8; color: #94a3b8; cursor: default; }
.cet-hintline { font-size: 11.5px; color: var(--soft); }
.cet-after { display: grid; gap: 8px; }
.cet-waswrong { font-size: 12.5px; color: var(--bad); }
.cet-panel-title .cet-mini { margin-left: auto; }

/* 听力：一次一段材料，题目竖排；交卷后每道题下面挂依据与错因。 */
.cet-q { padding: 12px 0; border-top: 1px solid var(--hair); display: grid; gap: 8px;
  border-left: 2px solid transparent; padding-left: 0; transition: border-color 0.18s ease; }
.cet-q:first-child { border-top: none; padding-top: 4px; }
/* 键盘作答落在哪一题：亮一条黄铜左边框，比"猜第一个空位"诚实 */
.cet-q.is-on { border-left-color: var(--brass); padding-left: 12px; }
.cet-qs { display: grid; gap: 4px; }
.cet-q-head { margin: 0; font-size: 14px; line-height: 1.7; color: var(--ink);
  display: flex; align-items: baseline; gap: 6px; }
.cet-q-head b { color: var(--sea); margin-right: 4px; }
.cet-q-jump { flex: none; min-width: 26px; padding: 2px 7px; border: 1px solid var(--hair);
  border-radius: 8px; background: #fff; color: var(--soft); font-size: 11.5px; font-weight: 650;
  cursor: pointer; transition: border-color 0.16s ease, color 0.16s ease, background 0.16s ease; }
.cet-q-jump:hover { border-color: var(--brass); color: #6b5310; }
.cet-q-jump[aria-pressed='true'] { border-color: var(--brass); background: rgba(184, 134, 47, 0.12); color: #6b5310; }
.cet-choice.is-picked { border-color: var(--sea); background: rgba(14, 124, 153, 0.08); }
.cet-evid { margin: 0; font-size: 12.5px; line-height: 1.75; color: #0b5568; }
.cet-evid i { font-style: normal; border-bottom: 1px dashed rgba(14, 124, 153, 0.5); }
.cet-why { margin: 0; font-size: 12.5px; line-height: 1.8; color: var(--soft); }
.cet-transcript { margin-top: 10px; padding: 14px 16px; border: 1px solid var(--hair);
  border-radius: 14px; background: rgba(246, 241, 230, 0.5); }
.cet-transcript-head { margin: 0 0 8px; font-size: 11.5px; letter-spacing: 0.1em; color: #94a3b8; }
.cet-turn { margin: 0 0 9px; font-size: 13px; line-height: 1.8; color: var(--ink); }
.cet-turn b { color: var(--sea); margin-right: 4px; }
.cet-turn-cn { display: block; font-size: 12px; line-height: 1.75; color: var(--soft); }

/* 范文面板：三段结构 + 对照 + 可替换句型，字号比练习卡小一档。 */
.cet-essay-title { margin: 0; font-size: 14.5px; font-weight: 650; color: var(--ink); }
.cet-essay-p { margin-top: 12px; }
.cet-essay-role { margin: 0 0 3px; font-size: 11px; letter-spacing: 0.08em; color: var(--brass); }
.cet-essay-en { margin: 0; font-size: 13px; line-height: 1.85; color: var(--ink); }
.cet-essay-cn { margin: 3px 0 0; font-size: 12px; line-height: 1.8; color: var(--soft); }
.cet-pat { margin: 6px 0 0; padding: 0; list-style: none; display: grid; gap: 7px; }
.cet-pat li { display: grid; gap: 2px; font-size: 12.5px; color: var(--ink); }
.cet-pat li b { font-family: ui-monospace, Menlo, Consolas, 'Segoe UI', sans-serif; font-weight: 600; color: #0b5568; }
.cet-pat li span { font-size: 11.5px; color: var(--soft); }
.cet-key { font-size: 10.5px; color: #94a3b8; font-variant-numeric: tabular-nums; }

.cet-side { display: grid; gap: 14px; align-content: start; }
.cet-panel { padding: 18px; border: 1px solid var(--hair); border-radius: 18px; background: rgba(255, 255, 255, 0.78); }
.cet-panel-title { display: flex; align-items: center; gap: 8px; margin: 0 0 12px;
  font-size: 13px; font-weight: 650; letter-spacing: 0.06em; text-transform: uppercase; color: var(--sea); }
.cet-panel-sub { margin: 14px 0 6px; font-size: 11.5px; color: var(--soft); }
.cet-stats { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px 12px; margin: 0; }
.cet-stats > div { display: flex; align-items: baseline; justify-content: space-between; gap: 8px;
  padding: 8px 10px; border-radius: 10px; background: rgba(14, 124, 153, 0.05); }
.cet-stats dt { font-size: 11.5px; color: var(--soft); }
.cet-stats dd { margin: 0; font-size: 13.5px; font-weight: 650; color: var(--ink); font-variant-numeric: tabular-nums; }
/* 今日抽背进度：随机抽背没有"未来 7 天到期量"这种可预测轮廓了，只剩今天这一条。 */
.cet-progress { height: 10px; border-radius: 999px; background: rgba(14, 124, 153, 0.12); overflow: hidden; }
.cet-progress > i { display: block; height: 100%; width: var(--h, 0%); min-width: 4px;
  border-radius: 999px; background: linear-gradient(90deg, #12a6b6, var(--sea)); transition: width 0.3s ease; }
.cet-tagis { font-weight: 600; color: var(--brass); }
.cet-tagis.is-lapse { color: var(--bad); }

/* 近 14 天曲线：保持率（青）+ 本题型每日抽背条数（黄铜）。
 * 两条 path 都带 pathLength="1"，所以描线动画与实际长度无关，缩放也不跑偏。 */
.cet-chart { margin-top: 2px; }
.cet-svg { display: block; width: 100%; height: auto; overflow: visible; }
.cet-grid { stroke: rgba(36, 48, 64, 0.10); stroke-width: 1; }
.cet-ax { font-size: 7.5px; fill: #94a3b8; font-variant-numeric: tabular-nums; }
.cet-ax.is-peak { fill: var(--brass); }
.cet-area { fill: rgba(14, 124, 153, 0.10); animation: cet-fade 0.7s ease-out; }
.cet-line { fill: none; stroke: var(--sea); stroke-width: 2; stroke-linecap: round;
  stroke-linejoin: round; stroke-dasharray: 1; stroke-dashoffset: 0; animation: cet-draw 0.85s ease-out; }
.cet-dot { fill: #fff; stroke: var(--sea); stroke-width: 1.6; transition: r 0.15s ease, stroke-width 0.15s ease; }
.cet-dot:hover { r: 4.2; stroke-width: 2; }
/* 抽背条数改成柱子：与保持率各走各的轴。原来两条线叠在 320×106 里，
   抽背量按当天峰值归一后与保持率互相压，读不出"到底记没记住"。 */
.cet-bars rect { transform-box: fill-box; transform-origin: bottom; }
.cet-bar { fill: rgba(184, 134, 47, 0.42); animation: cet-bar-in 0.45s cubic-bezier(.2,.9,.3,1) both; }
.cet-bar-fresh { fill: rgba(184, 134, 47, 0.86); animation: none; }
.cet-bar.is-today { fill: rgba(184, 134, 47, 0.62); }
.cet-dot.is-today { stroke-width: 2.2; }
.cet-ax.is-right { fill: var(--brass); }
.cet-ax.is-now { fill: var(--sea); font-weight: 600; }
.cet-legend { display: flex; flex-wrap: wrap; align-items: center; gap: 5px 8px;
  margin: 7px 0 0; font-size: 10.5px; color: var(--soft); }
.cet-lg { display: inline-block; width: 12px; height: 3px; border-radius: 2px; }
.cet-lg.is-line { background: var(--sea); }
.cet-lg.is-bar { width: 8px; height: 9px; border-radius: 2px; background: rgba(184, 134, 47, 0.42); }
.cet-lg.is-fresh { width: 8px; height: 9px; border-radius: 2px; background: rgba(184, 134, 47, 0.86); }
@keyframes cet-bar-in { from { transform: scaleY(0); } to { transform: scaleY(1); } }

/* 动效层：全部走"仪表"语气 —— 短、准、一次到位，不做弹跳和粒子。
 * 任何一条被 prefers-reduced-motion 关掉后，界面必须仍然完整可读。 */
.cet-card.is-in .cet-body > * { animation: cet-rise 0.3s cubic-bezier(0.2, 0.8, 0.2, 1); }
.cet-card.is-in .cet-body > *:nth-child(2) { animation-delay: 0.03s; }
.cet-card.is-in .cet-body > *:nth-child(3) { animation-delay: 0.06s; }
.cet-card.is-in .cet-body > *:nth-child(4) { animation-delay: 0.09s; }
.cet-card.is-in .cet-body > *:nth-child(n + 5) { animation-delay: 0.12s; }
.cet-after:not([hidden]) { animation: cet-rise 0.26s ease-out; }
.cet-choice { transition: border-color 0.16s ease, background 0.16s ease, opacity 0.2s ease, transform 0.12s ease; }
.cet-choice:active:not([disabled]) { transform: translateY(1px) scale(0.996); }
.cet-choices.is-judged .cet-choice:not(.is-right):not(.is-wrong):not(.is-picked) { opacity: 0.5; }
.cet-choice.is-right { animation: cet-pop 0.32s ease-out; }
.cet-choice.is-wrong { animation: cet-shake 0.4s cubic-bezier(0.36, 0.07, 0.19, 0.97); }
.cet-q.is-revealed .cet-choices, .cet-q.is-revealed .cet-after { animation: cet-rise 0.3s ease-out;
  animation-delay: calc(var(--i, 0) * 90ms); }
.cet-speak { position: relative; }
.cet-speak.is-playing { border-color: var(--sea); color: #0b5568; }
.cet-speak.is-playing::after { content: ''; position: absolute; right: 9px; top: 50%; width: 7px; height: 7px;
  margin-top: -3.5px; border-radius: 50%; background: var(--sea); animation: cet-pulse 1.15s ease-out infinite; }
.cet-stats dd.is-tick { animation: cet-tick 0.3s ease-out; }
.cet-tab::after { content: ''; width: 0; height: 2px; border-radius: 2px; background: var(--sea);
  transition: width 0.25s ease; }
.cet-tab[aria-selected='true']::after { width: 100%; }
.cet-progress > i { position: relative; overflow: hidden; }
.cet-progress > i::after { content: ''; position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.6), transparent);
  transform: translateX(-100%); animation: cet-sheen 2.8s ease-in-out infinite; }

/* 只写 from：终态就是元素本身的状态，动画不跑也不会留内容在"看不见"的那一格 */
@keyframes cet-draw { from { stroke-dashoffset: 1; } }
@keyframes cet-fade { from { opacity: 0; } }
@keyframes cet-rise { from { opacity: 0; transform: translateY(6px); } }
@keyframes cet-pop { 0%, 100% { transform: scale(1); } 40% { transform: scale(1.025); } }
@keyframes cet-shake { 10%, 90% { transform: translateX(-2px); } 20%, 80% { transform: translateX(3px); }
  30%, 50%, 70% { transform: translateX(-4px); } 40%, 60% { transform: translateX(4px); } }
@keyframes cet-tick { 0% { color: var(--sea); transform: translateY(-2px); } 100% { color: var(--ink); transform: none; } }
@keyframes cet-pulse { 0% { opacity: 0.9; transform: scale(0.6); } 100% { opacity: 0; transform: scale(2.6); } }
@keyframes cet-sheen { to { transform: translateX(100%); } }
.cet-note { margin: 12px 0 0; font-size: 12px; line-height: 1.85; color: var(--soft); }

@media (min-width: 900px) {
  .cet-grid { grid-template-columns: minmax(0, 1.5fr) minmax(260px, 0.85fr); align-items: start; }
}
@media (prefers-reduced-motion: reduce) {
  .cet-tab, .cet-choice, .cet-next, .cet-submit { transition: none; }
  .cet-tab:hover { transform: none; }
  /* 关掉动效后界面必须仍然完整可读：曲线靠 stroke-dasharray:1 + pathLength="1"
   * 本身就是实线，不依赖描线动画，所以这里只停动画，不动画不丢内容。 */
  .cet-card.is-in .cet-body > *, .cet-after:not([hidden]),
  .cet-choice.is-right, .cet-choice.is-wrong,
  .cet-q.is-revealed .cet-choices, .cet-q.is-revealed .cet-after,
  .cet-area, .cet-line, .cet-stats dd.is-tick,
  .cet-speak.is-playing::after, .cet-progress > i::after { animation: none; }
}

/* ============================================================
   08 面 · 素材台（pages/vault.js）
   ------------------------------------------------------------
   版式：整宽说明 + 上传坞（只有站主才拿得到 writable，控件因此整块
   不渲染）+ 自适应卡片流。每种条目一种预览形态，高度全部锁死，
   因为卡片流里唯一能把版式顶歪的就是"某张图特别长"。
   配色沿用站内：黄铜 #b8862f 表"我的东西"、青绿 #0e7c99 表可点、
   沙岛 #f6f1e6 做纸底、#b3402f 表删除。不放海生物装饰 ——
   这一面是货架，读起来要像货架。
   ============================================================ */

.vault-page { --ink: #0f172a; --soft: #5b6776; --sea: #0e7c99; --brass: #b8862f;
  --warn: #c9721a; --bad: #b3402f; --sand: #f6f1e6; --hair: rgba(36, 48, 64, 0.12); }
.vault-kicker { font-size: 11px; font-weight: 600; letter-spacing: 0.32em; text-transform: uppercase; color: #94a3b8; }
.vault-h1 { margin-top: 14px; font-size: clamp(30px, 5vw, 44px); font-weight: 650; letter-spacing: -0.02em; color: var(--ink); }
.vault-lead { margin-top: 16px; max-width: 66ch; font-size: 14.5px; line-height: 1.95; color: #475569; }
.vault-lead b { font-weight: 650; color: var(--ink); }

/* ---- 上传坞：虚线黄铜边 = "往这儿扔"。整页都是落点，坞负责显示"接住了" ---- */
.vault-drop { display: grid; gap: 12px; margin-top: 26px; padding: 18px 20px;
  border: 1.5px dashed rgba(184, 134, 47, 0.55); border-radius: 18px;
  background: linear-gradient(180deg, rgba(246, 241, 230, 0.72), rgba(255, 255, 255, 0.86));
  transition: border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease; }
.vault-drop.is-over { border-style: solid; border-color: var(--brass);
  background: rgba(184, 134, 47, 0.12); box-shadow: 0 0 0 4px rgba(184, 134, 47, 0.10); }
.vault-drop-main { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.vault-file { display: inline-flex; align-items: center; padding: 9px 17px;
  border: 1px solid var(--brass); border-radius: 999px; background: #fff;
  font-size: 13px; font-weight: 600; color: #6b5310; cursor: pointer;
  transition: background 0.18s ease, transform 0.18s ease; }
.vault-file:hover { background: rgba(184, 134, 47, 0.12); transform: translateY(-1px); }
.vault-file:active { transform: none; }
.vault-drop-hint { font-size: 12px; line-height: 1.8; color: var(--soft); }
.vault-drop-hint b { color: var(--ink); font-variant-numeric: tabular-nums; }
.vault-drop-opts { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.vault-check { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; color: var(--ink); cursor: pointer; }
.vault-check input { width: 15px; height: 15px; accent-color: var(--brass); }
.vault-note { flex: 1 1 220px; min-width: 0; padding: 8px 12px; font-size: 12.5px;
  border: 1px solid var(--hair); border-radius: 10px; background: rgba(255, 255, 255, 0.9); color: var(--ink); }
.vault-note:focus-visible { outline: 2px solid rgba(184, 134, 47, 0.5); outline-offset: 2px; }

/* ---- 上传队列：一个文件一行，进度各走各的，批次结束后整块收起 ---- */
.vault-jobs { display: grid; gap: 6px; padding-top: 4px; border-top: 1px dashed rgba(184, 134, 47, 0.4); }
.vault-job { display: grid; grid-template-columns: minmax(0, 1fr) 96px 118px; align-items: center; gap: 10px;
  font-size: 11.5px; color: var(--ink); animation: ui-rise 0.2s ease-out; }
.vault-job-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.vault-job-bar { height: 5px; border-radius: 999px; background: rgba(36, 48, 64, 0.10); overflow: hidden; }
.vault-job-bar > i { display: block; width: 0; height: 100%; border-radius: 999px;
  background: var(--brass); transition: width 0.2s ease; }
.vault-job-st { justify-self: end; color: var(--soft); font-variant-numeric: tabular-nums; white-space: nowrap; }
.vault-job.is-ok .vault-job-st { color: #0f9d6b; }
.vault-job.is-ok .vault-job-bar > i { background: #0f9d6b; }
.vault-job.is-bad .vault-job-st { color: var(--bad); }
.vault-job.is-bad .vault-job-bar > i { background: var(--bad); width: 100%; opacity: 0.35; }

/* ---- 计数 + 工具条：第一行是"有多少 / 重新取一次"，第二行才是"怎么看" ---- */
.vault-meta { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between;
  gap: 10px 14px; margin-top: 24px; }
.vault-count { margin: 0; font-size: 12.5px; color: var(--soft); font-variant-numeric: tabular-nums; }
.vault-tools { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 12px; }
.vault-search { width: 168px; padding: 7px 12px; font-size: 12.5px; color: var(--ink);
  border: 1px solid var(--hair); border-radius: 999px; background: rgba(255, 255, 255, 0.86); }
.vault-search:focus-visible { outline: 2px solid rgba(14, 124, 153, 0.45); outline-offset: 2px; }
.vault-search[disabled] { opacity: 0.5; }
.vault-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.vault-chip { padding: 6px 11px; font-size: 11.5px; border: 1px solid var(--hair); border-radius: 999px;
  background: rgba(255, 255, 255, 0.72); color: var(--soft); cursor: pointer; font-variant-numeric: tabular-nums;
  transition: border-color 0.16s ease, color 0.16s ease, background 0.16s ease; }
.vault-chip:hover { border-color: rgba(14, 124, 153, 0.45); color: var(--sea); }
.vault-chip.is-on { border-color: var(--sea); background: rgba(14, 124, 153, 0.10); color: #0b5568; font-weight: 600; }
.vault-refresh { padding: 6px 14px; font-size: 12.5px; border: 1px solid var(--hair);
  border-radius: 999px; background: rgba(255, 255, 255, 0.8); color: var(--ink); cursor: pointer;
  transition: border-color 0.16s ease, color 0.16s ease; }
.vault-refresh:hover { border-color: var(--sea); color: var(--sea); }

/* ---- 卡片流：列宽 258 起自动铺满，缩略图与播放器各自锁高 ---- */
.vault-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(258px, 1fr)); gap: 16px; margin-top: 14px; }
.vault-skel { height: 300px; border-radius: 18px; }
.vault-card { display: flex; flex-direction: column; overflow: hidden;
  border: 1px solid var(--hair); border-radius: 18px;
  background: linear-gradient(180deg, #fff, #fdfcfa);
  box-shadow: 0 18px 40px -34px rgba(12, 26, 42, 0.6);
  animation: ui-rise 0.24s cubic-bezier(.2,.9,.3,1) both; }
.vault-card.is-private { border-style: dashed; border-color: rgba(184, 134, 47, 0.5); }
.vault-card-head { display: grid; gap: 5px; padding: 12px 14px 10px; border-bottom: 1px solid var(--hair); }
.vault-title { margin: 0; font-size: 13.5px; font-weight: 650; color: var(--ink);
  overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.vault-ext { margin-left: 5px; font-size: 11px; font-weight: 500; color: #94a3b8; }
.vault-tag { margin: 0; font-size: 11.5px; line-height: 1.6; color: #6b5310; }
.vault-tag::before { content: '备注 · '; color: #9aa7b5; letter-spacing: 0.04em; }
/* 放不了的类型：画一张码出来的图形顶住那块高度，别留半张空卡 */
.vault-plain { display: grid; gap: 12px; place-items: center; align-content: center; min-height: 152px;
  padding: 20px 16px;
  background: linear-gradient(180deg, rgba(246, 241, 230, 0.5), rgba(255, 255, 255, 0.25)); }
.vault-plain svg { width: 46px; height: auto; }
.vault-plain .vault-na { max-width: 30ch; padding: 0; text-align: center; }
.vault-plain .vault-audio { width: 100%; min-width: 0; }
.vault-badge { justify-self: start; padding: 3px 9px; border-radius: 999px;
  background: rgba(184, 134, 47, 0.14); font-size: 11px; color: #6b5310; }
/* 缩略图是一颗按钮（点开灯箱），所以先把 button 的默认皮剥掉 */
.vault-thumb { display: block; width: 100%; height: 186px; padding: 0; border: 0; cursor: zoom-in;
  background: var(--sand); overflow: hidden; }
.vault-thumb img { display: block; width: 100%; height: 100%; object-fit: contain; }
.vault-thumb:hover img { transform: scale(1.015); }
.vault-thumb img { transition: transform 0.35s cubic-bezier(.2,.9,.3,1); }
.vault-pdf { display: block; width: 100%; height: 232px; border: 0; background: #fff; }
.vault-video { display: block; width: 100%; max-height: 232px; background: #0b1d26; }
.vault-audio { width: calc(100% - 28px); margin: 20px 14px; }
/* 预览块吃掉剩余高度：短文本不该在卡片中间留一段白，"预览区"要看得出是一个区 */
.vault-text { flex: 1 1 auto; min-height: 152px; max-height: 232px; margin: 0; padding: 12px 14px; overflow: auto;
  font: 11.5px/1.7 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  white-space: pre-wrap; word-break: break-word;
  color: #22303f; background: rgba(246, 241, 230, 0.45); }
.vault-na { padding: 20px 14px; font-size: 12.5px; line-height: 1.8; color: var(--soft); }
.vault-na a { color: var(--sea); }
.vault-more { margin: 0; padding: 8px 14px 10px; font-size: 11.5px; }
.vault-more a { color: var(--sea); }

.vault-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  margin-top: auto; padding: 10px 14px 12px; border-top: 1px solid var(--hair); }
.vault-when { margin-right: auto; font-size: 11.5px; color: #94a3b8; font-variant-numeric: tabular-nums; }
.vault-vis, .vault-del { padding: 5px 12px; font-size: 11.5px; border: 1px solid var(--hair);
  border-radius: 999px; background: #fff; cursor: pointer;
  transition: border-color 0.16s ease, color 0.16s ease, background 0.16s ease; }
/* 可见性是一枚开关，不是动作按钮：用 aria-pressed 的真/假两态上色 */
.vault-vis { color: var(--soft); }
.vault-vis[aria-pressed='true'] { border-color: rgba(15, 157, 107, 0.5); background: rgba(15, 157, 107, 0.10); color: #0a6b49; }
.vault-vis[aria-pressed='false'] { border-color: rgba(184, 134, 47, 0.55); background: rgba(184, 134, 47, 0.10); color: #6b5310; }
.vault-vis:hover { filter: brightness(0.97); }
.vault-del { color: var(--bad); border-color: rgba(179, 64, 47, 0.28); }
.vault-del:hover { background: rgba(179, 64, 47, 0.08); }
.vault-empty { margin: 26px 0 0; font-size: 13.5px; line-height: 1.9; color: var(--soft); }
.vault-clear { margin-left: 8px; padding: 5px 13px; font-size: 12px; border: 1px solid var(--hair);
  border-radius: 999px; background: #fff; color: var(--sea); cursor: pointer; }

/* ---- 灯箱：站内看图，不把人甩去新标签页 ---- */
.vault-box { position: fixed; z-index: 95; pointer-events: auto; background: rgba(11, 29, 38, 0.82); }
.vault-box-frame { margin: 0; max-width: min(1120px, 92vw); max-height: 88vh; display: grid; gap: 10px; }
.vault-box-frame img { display: block; max-width: 100%; max-height: 76vh; margin: 0 auto;
  border-radius: 12px; background: #fff; cursor: zoom-out; }
.vault-box-cap { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;
  font-size: 12.5px; color: #e8eef6; }
.vault-box-cap span { color: rgba(232, 238, 246, 0.62); font-variant-numeric: tabular-nums; }
.vault-box-x { position: absolute; top: 18px; right: 18px; padding: 7px 15px; font-size: 12.5px;
  border: 1px solid rgba(232, 238, 246, 0.42); border-radius: 999px; background: transparent;
  color: #e8eef6; cursor: pointer; }
.vault-box-x:hover { background: rgba(232, 238, 246, 0.14); }
.vault-box-nav { position: absolute; top: 50%; transform: translateY(-50%); width: 42px; height: 60px;
  border: 1px solid rgba(232, 238, 246, 0.3); border-radius: 14px; background: rgba(11, 29, 38, 0.5);
  color: #e8eef6; font-size: 22px; line-height: 1; cursor: pointer; }
.vault-box-nav:hover { background: rgba(232, 238, 246, 0.16); }
.vault-box-nav.is-prev { left: 14px; }
.vault-box-nav.is-next { right: 14px; }

@media (max-width: 620px) {
  .vault-grid { grid-template-columns: minmax(0, 1fr); }
  .vault-thumb { height: 214px; }
  .vault-job { grid-template-columns: minmax(0, 1fr) 74px; }
  .vault-job-st { grid-column: 1 / -1; justify-self: start; }
  /* 手机上"改可见性"和"删除"是站主唯一的两个动作，25px 高的胶囊按不准。 */
  .vault-vis, .vault-del, .vault-refresh, .vault-chip { min-height: 36px; padding: 8px 14px; }
  .vault-search { width: 100%; }
  .vault-box-nav { width: 36px; height: 50px; }
}
@media (prefers-reduced-motion: reduce) {
  .vault-drop, .vault-file, .vault-refresh, .vault-vis, .vault-del, .vault-chip { transition: none; }
  .vault-file:hover { transform: none; }
  .vault-card, .vault-job { animation: none; }
  .vault-thumb img { transition: none; }
  .vault-thumb:hover img { transform: none; }
}

/* ============================================================
   06 面 · 站内通信（pages/contact.js + /im/*）
   ------------------------------------------------------------
   两种形态共用一屏：登录后是信箱（左会话 / 右对话），未登录只剩投递口。
   窄屏不给两栏硬挤 —— 单栏 + "列表 ⇄ 会话"钻取，返回键只在窄屏出现。
   配色跟面走：--accent 由 sheet.js 从 FACES 注入（06 是 #c0324f）。
   全部自定义类，不新增 Tailwind 工具类（tw.gen.css 是构建期扫出来的）。
   ============================================================ */

.im-page {
  max-width: 1120px;
  margin: 0 auto;
  padding: clamp(18px, 4vh, 44px) clamp(16px, 4vw, 40px) clamp(40px, 8vh, 80px);
  color: var(--ui-ink);
}

.im-kicker {
  margin: 0;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
}

.im-title {
  margin: clamp(12px, 2.4vh, 22px) 0 0;
  max-width: 22em;
  font-size: clamp(24px, 4.2vw, 38px);
  line-height: 1.18;
  letter-spacing: -0.02em;
  font-weight: 650;
}

.im-lead {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.95;
  color: var(--ui-soft);
}

.im-h2 {
  margin: 0;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #94a1b2;
}

.im-sr {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

/* ---------- 按钮 ---------- */

.im-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 34px;
  padding: 0 13px;
  border: 1px solid var(--ui-hair);
  border-radius: 10px;
  background: #fff;
  color: #35414f;
  font: inherit;
  font-size: 12.5px;
  cursor: pointer;
  transition: border-color 0.18s, color 0.18s, background 0.18s, transform 0.18s;
}

.im-btn:hover { border-color: rgba(36, 48, 64, 0.34); color: var(--ui-ink); }
.im-btn:active { transform: translateY(1px); }
.im-btn:disabled { opacity: 0.55; cursor: default; transform: none; }
.im-btn:focus-visible { outline: 2px solid var(--ui-ring); outline-offset: 2px; }

.im-btn-solid {
  border-color: transparent;
  background: var(--accent);
  color: #fff;
}

.im-btn-solid:hover { background: color-mix(in srgb, var(--accent) 86%, #000); color: #fff; }

.im-btn-ghost { background: transparent; }

.im-btn-danger { color: var(--ui-bad); }
.im-btn-danger:hover { border-color: rgba(179, 64, 47, 0.45); color: var(--ui-bad); }

.im-chip {
  padding: 3px 9px 4px;
  border-radius: 999px;
  background: #eef2f6;
  font-size: 11.5px;
  font-variant-numeric: tabular-nums;
  color: #5b6776;
}

/* ---------- 信箱骨架 ---------- */

.im-app {
  display: grid;
  grid-template-columns: 264px minmax(0, 1fr);
  gap: 16px;
  margin-top: clamp(22px, 4vh, 38px);
}

.im-side,
.im-main {
  border: 1px solid var(--ui-hair);
  border-radius: 16px;
  background: #fff;
}

.im-side { padding: 14px 12px 12px; }

.im-side-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.im-threads {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 3px;
}

.im-thread {
  position: relative;
  display: block;
  width: 100%;
  padding: 9px 11px;
  border: 1px solid transparent;
  border-radius: 11px;
  background: transparent;
  text-align: left;
  cursor: pointer;
  transition: background 0.16s, border-color 0.16s;
}

.im-thread:hover { background: #f6f8fb; }
.im-thread:focus-visible { outline: 2px solid var(--ui-ring); outline-offset: 1px; }
.im-thread.is-on { border-color: var(--ui-hair); background: color-mix(in srgb, var(--accent) 7%, #fff); }

.im-thread-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}

.im-thread-name { font-size: 13.5px; font-weight: 600; color: var(--ui-ink); }
.im-thread-at { flex: none; font-size: 11px; color: #9aa6b5; font-variant-numeric: tabular-nums; }

.im-thread-last {
  display: block;
  margin-top: 3px;
  /* 未读角标是绝对定位在右下角的，不留这块就会和长消息的末尾叠在一起 */
  padding-right: 26px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 12.5px;
  line-height: 1.55;
  color: #6b7787;
}

.im-thread-unread {
  position: absolute;
  right: 10px;
  bottom: 9px;
  min-width: 18px;
  padding: 1px 5px;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  text-align: center;
}

.im-side-foot { margin: 12px 2px 0; font-size: 11.5px; color: #9aa6b5; }
.im-none { padding: 10px 4px; margin: 0; font-size: 12.5px; color: #9aa6b5; list-style: none; }

/* 发起对话 */
.im-new {
  margin-top: 10px;
  padding: 11px;
  border: 1px dashed var(--ui-hair);
  border-radius: 12px;
  background: #fafbfd;
}

.im-new-row { display: flex; gap: 8px; margin-top: 10px; }

.im-input {
  width: 100%;
  height: 36px;
  margin-top: 6px;
  padding: 0 11px;
  border: 1px solid var(--ui-hair);
  border-radius: 9px;
  background: #fff;
  color: var(--ui-ink);
  font: inherit;
  font-size: 13px;
}

.im-input:focus-visible { outline: 2px solid var(--ui-ring); outline-offset: 1px; }

/* 搜索结果：一行一个账号，点进去就是会话 —— 没有"加好友"这一步。 */
.im-people {
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
  max-height: 240px;
  overflow-y: auto;
}

.im-person {
  display: flex;
  align-items: baseline;
  gap: 8px;
  width: 100%;
  padding: 7px 9px;
  border: 1px solid transparent;
  border-radius: 9px;
  background: transparent;
  text-align: left;
  font: inherit;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.im-person:hover { border-color: var(--ui-hair); background: #fff; }
.im-person:focus-visible { outline: 2px solid var(--ui-ring); outline-offset: 1px; }
.im-person-name { font-size: 13.5px; font-weight: 600; color: var(--ui-ink); }
.im-person-role { margin-left: auto; font-size: 11px; color: #9aa6b5; }

/* ---------- 会话面板 ---------- */

.im-main { display: flex; flex-direction: column; min-height: 420px; overflow: hidden; }
.im-empty { margin: auto; padding: 40px 24px; font-size: 13px; color: #9aa6b5; }

.im-room { display: flex; flex: 1; min-height: 0; flex-direction: column; }

.im-room-head {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--ui-hair);
  background: #fcfdfe;
}

.im-back {
  display: none;
  place-items: center;
  width: 28px;
  height: 28px;
  margin-left: -4px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  color: #35414f;
  cursor: pointer;
}

.im-back:hover { border-color: var(--ui-hair); background: #fff; }
.im-back svg { width: 17px; height: 17px; }

.im-peer { font-size: 14px; font-weight: 600; color: var(--ui-ink); }
.im-peer-role { font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: #9aa6b5; }

.im-msgs {
  flex: 1;
  min-height: 200px;
  max-height: min(54vh, 520px);
  margin: 0;
  padding: 16px;
  overflow-y: auto;
  overscroll-behavior: contain;
  list-style: none;
  display: grid;
  gap: 12px;
  align-content: start;
  background:
    radial-gradient(120% 60% at 50% 0%, rgba(36, 48, 64, 0.022), transparent 60%),
    #fff;
}

.im-msg { display: grid; gap: 4px; justify-items: start; }
.im-msg.mine { justify-items: end; }

.im-bubble {
  max-width: min(560px, 78%);
  padding: 9px 13px 10px;
  border: 1px solid var(--ui-hair);
  border-radius: 13px 13px 13px 4px;
  background: #f4f6f9;
  font-size: 13.5px;
  line-height: 1.75;
  color: #25313f;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.im-msg.mine .im-bubble {
  border-color: color-mix(in srgb, var(--accent) 26%, transparent);
  border-radius: 13px 13px 4px 13px;
  background: color-mix(in srgb, var(--accent) 9%, #fff);
}

.im-msg-at { font-size: 10.5px; color: #a7b2c0; font-variant-numeric: tabular-nums; }

.im-compose {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  padding: 12px 14px;
  border-top: 1px solid var(--ui-hair);
  background: #fcfdfe;
}

.im-compose textarea {
  flex: 1;
  min-width: 0;
  min-height: 40px;
  max-height: 160px;
  padding: 10px 12px;
  border: 1px solid var(--ui-hair);
  border-radius: 11px;
  background: #fff;
  color: var(--ui-ink);
  font: inherit;
  font-size: 13.5px;
  line-height: 1.7;
  resize: vertical;
}

.im-compose textarea:focus-visible { outline: 2px solid var(--ui-ring); outline-offset: 1px; }

/* ---------- 未登录：投递口 ---------- */

.im-guest { margin-top: clamp(22px, 4vh, 38px); }

.im-guest-note {
  margin: 0 0 18px;
  padding: 12px 14px;
  border: 1px solid var(--ui-hair);
  border-left: 3px solid var(--accent);
  border-radius: 0 12px 12px 0;
  background: #fafbfd;
  font-size: 13px;
  line-height: 1.8;
  color: var(--ui-soft);
}

.im-form {
  max-width: 620px;
  margin-top: 14px;
  display: grid;
  gap: 16px;
}

.im-field { display: grid; gap: 7px; }

.im-label { font-size: 12.5px; color: #6b7787; }

.im-field input,
.im-field textarea,
.im-form textarea {
  width: 100%;
  padding: 11px 13px;
  border: 1px solid var(--ui-hair);
  border-radius: 12px;
  background: #fff;
  color: var(--ui-ink);
  font: inherit;
  font-size: 14px;
  line-height: 1.8;
}

.im-field input { height: 44px; padding-block: 0; }
.im-field textarea { resize: vertical; }

.im-field input:focus-visible,
.im-field textarea:focus-visible { outline: 2px solid var(--ui-ring); outline-offset: 1px; }

.im-form-row { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; }
.im-form-row .im-btn { height: 42px; padding-inline: 22px; font-size: 13.5px; }
.im-ok { color: #0f9d6b; font-size: 12.5px; }
.im-bad { color: var(--ui-bad); font-size: 12.5px; }
.im-fine { margin: 0; font-size: 12px; line-height: 1.7; color: #9aa6b5; }

/* ---------- 站主：访客留言 ---------- */

.im-inbox { margin-top: clamp(26px, 5vh, 44px); }

.im-inbox-top { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.im-inbox-top .im-btn { margin-left: auto; }
.im-inbox-list { margin-top: 14px; display: grid; gap: 12px; }

.im-note {
  padding: 14px 16px;
  border: 1px solid var(--ui-hair);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.72);
}

.im-note.is-new { border-color: rgba(36, 48, 64, 0.22); background: #fff; }
.im-note-top { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; }
.im-dot { width: 7px; height: 7px; border-radius: 999px; background: var(--ui-sea); }
.im-note-name { font-size: 14px; font-weight: 600; color: var(--ui-ink); }
.im-note-contact { font-size: 12.5px; color: #6b7787; overflow-wrap: anywhere; }
.im-note-at { margin-left: auto; font-size: 12px; color: #9aa6b5; font-variant-numeric: tabular-nums; }
.im-note-body { margin: 10px 0 0; font-size: 13.5px; line-height: 1.9; color: #25313f; white-space: pre-wrap; overflow-wrap: anywhere; }
.im-note-foot { display: flex; align-items: center; gap: 12px; margin-top: 12px; }
.im-note-src { font-size: 11.5px; color: #a7b2c0; }
.im-note-acts { margin-left: auto; display: flex; gap: 8px; }

/* ---------- 窄屏：列表 ⇄ 会话 钻取 ---------- */

@media (max-width: 860px) {
  .im-app { grid-template-columns: minmax(0, 1fr); }
  .im-back { display: grid; }
  .im-app.in-room .im-side { display: none; }
  .im-app:not(.in-room) .im-main { display: none; }
  .im-msgs { max-height: none; min-height: 260px; }
  .im-bubble { max-width: 86%; }
}

/* ============================================================
   09 面 · 签到台（pages/checkin.js + /checkin/*）
   ------------------------------------------------------------
   公开的是清单（四组，按"能不能接"分组），站主才看得见面板。
   组色即结论：绿=能接 / 灰=不需要 / 红=不做 / 黄=待查，
   不靠正文解释也能扫出结构 —— 这是这一屏的视觉层级主线。
   ============================================================ */

.ck-page {
  max-width: 1080px;
  margin: 0 auto;
  padding: clamp(18px, 4vh, 44px) clamp(16px, 4vw, 40px) clamp(40px, 8vh, 80px);
  color: var(--ui-ink);
}

.ck-kicker {
  margin: 0;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
}

.ck-title {
  margin: clamp(12px, 2.4vh, 22px) 0 0;
  max-width: 21em;
  font-size: clamp(24px, 4.2vw, 38px);
  line-height: 1.18;
  letter-spacing: -0.02em;
  font-weight: 650;
}

.ck-lead {
  margin: 14px 0 0;
  max-width: 66ch;
  font-size: 14.5px;
  line-height: 1.95;
  color: var(--ui-soft);
}

.ck-h2 {
  margin: 0;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #94a1b2;
}

/* ---------- 分组清单 ---------- */

.ck-groups { margin-top: clamp(24px, 4.6vh, 42px); display: grid; gap: clamp(22px, 4vh, 34px); }

.ck-group-head { display: flex; align-items: center; gap: 10px; }

/* 端点来源的色标：一眼分得清"官方写明的"和"社区抓包来的"。 */
.ck-tag-official { border-color: rgba(15, 157, 107, 0.4); color: #0a7a53; }
.ck-tag-community { border-color: rgba(201, 114, 26, 0.45); color: #98560f; }
.ck-tag-none { border-color: var(--ui-hair); color: #7c8896; }
.ck-tag-unknown { border-style: dashed; color: #9aa6b5; }

.ck-why { margin: 8px 0 0; font-size: 13px; line-height: 1.8; color: var(--ui-soft); max-width: 72ch; }

.ck-list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 330px), 1fr));
}

.ck-item {
  padding: 13px 15px 14px;
  border: 1px solid var(--ui-hair);
  border-radius: 14px;
  background: #fff;
  transition: border-color 0.18s, transform 0.18s;
}

.ck-item:hover { border-color: rgba(36, 48, 64, 0.2); transform: translateY(-1px); }

.ck-item-top { display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; }
.ck-name { margin: 0; font-size: 14px; font-weight: 650; letter-spacing: -0.01em; }
.ck-src { font-size: 10.5px; letter-spacing: 0.12em; color: #9aa6b5; text-transform: uppercase; }

.ck-link {
  margin-left: auto;
  font-size: 12px;
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--accent) 34%, transparent);
}

.ck-link:hover { border-bottom-color: var(--accent); }
.ck-link:focus-visible { outline: 2px solid var(--ui-ring); outline-offset: 2px; border-radius: 2px; }

.ck-mech { margin: 8px 0 0; font-size: 13px; line-height: 1.8; color: #25313f; }

.ck-risk {
  margin: 8px 0 0;
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--ui-soft);
}

.ck-risk span {
  margin-right: 6px;
  padding: 1px 6px 2px;
  border-radius: 5px;
  background: #f1f4f8;
  font-size: 10.5px;
  letter-spacing: 0.1em;
  color: #6b7787;
}

.ck-foot { margin: clamp(22px, 4vh, 34px) 0 0; font-size: 12px; color: #9aa6b5; }

/* ---------- 总开关条 ---------- */

.ck-master {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: clamp(20px, 3.6vh, 32px);
  padding: 12px 16px;
  border: 1px solid var(--ui-hair);
  border-radius: 14px;
  background: linear-gradient(180deg, #fbfcfe, #fff);
}

.ck-master-note { margin: 0; flex: 1; min-width: 180px; font-size: 12.5px; color: var(--ui-soft); }
.ck-clock { font-size: 12px; color: #9aa6b5; font-variant-numeric: tabular-nums; }

/* 开关：一个 input[type=checkbox] 画成的滑轨，不引任何组件库。 */
.ck-sw { display: inline-flex; align-items: center; gap: 9px; font-size: 13px; color: #35414f; cursor: pointer; }
.ck-sw input {
  appearance: none;
  width: 40px;
  height: 22px;
  margin: 0;
  border: 1px solid var(--ui-hair);
  border-radius: 999px;
  background: #eef1f5;
  cursor: pointer;
  position: relative;
  transition: background 0.2s, border-color 0.2s;
}

.ck-sw input::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  border-radius: 999px;
  background: #fff;
  box-shadow: 0 1px 2px rgba(28, 38, 52, 0.28);
  transition: transform 0.2s cubic-bezier(.2,.9,.3,1);
}

.ck-sw input:checked { background: var(--ui-sea); border-color: color-mix(in srgb, var(--ui-sea) 60%, #000); }
.ck-sw input:checked::after { transform: translateX(18px); }
.ck-sw input:focus-visible { outline: 2px solid var(--ui-ring); outline-offset: 2px; }
.ck-sw-big { font-size: 14px; font-weight: 600; }

/* ---------- 服务卡 ---------- */

.ck-svcs { margin-top: clamp(18px, 3.2vh, 28px); display: grid; gap: 12px; }

.ck-svc {
  padding: 14px 16px 15px;
  border: 1px solid var(--ui-hair);
  border-radius: 15px;
  background: #fff;
  transition: border-color 0.2s, box-shadow 0.2s;
}

/* 开了自动的卡才有一圈极淡的描边阴影：扫一眼就知道哪几张是真的在跑。 */
.ck-svc.is-auto { border-color: color-mix(in srgb, var(--ui-sea) 34%, transparent); box-shadow: 0 1px 0 rgba(15, 157, 107, 0.08) inset; }
.ck-svc-top { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; }
.ck-svc-name { margin: 0; font-size: 15px; font-weight: 650; letter-spacing: -0.01em; }
.ck-svc-state { margin-left: auto; font-size: 12px; color: #7c8896; font-variant-numeric: tabular-nums; }
.ck-svc-note { margin: 9px 0 0; font-size: 13px; line-height: 1.8; color: #25313f; }
.ck-svc-risk { margin: 7px 0 0; font-size: 12.5px; line-height: 1.75; color: var(--ui-soft); }
.ck-svc-risk span { margin-right: 6px; padding: 1px 6px 2px; border-radius: 5px; background: #f1f4f8; font-size: 10.5px; letter-spacing: 0.1em; color: #6b7787; }

.ck-creds { margin-top: 12px; display: grid; gap: 10px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr)); }
.ck-cred { display: grid; gap: 4px; }

.ck-cred input {
  width: 100%;
  height: 36px;
  padding: 0 11px;
  border: 1px solid var(--ui-hair);
  border-radius: 9px;
  background: #fff;
  color: var(--ui-ink);
  font: inherit;
  font-size: 13px;
}

.ck-cred input:focus-visible { outline: 2px solid var(--ui-ring); outline-offset: 1px; }
.ck-how { font-size: 11.5px; line-height: 1.6; color: #9aa6b5; }

/* 绑定状态：只给掩码预览，值本身从不回到前端。 */
.ck-bound, .ck-unbound {
  margin-left: 7px;
  padding: 1px 7px 2px;
  border-radius: 999px;
  font-style: normal;
  font-size: 11px;
  font-variant-numeric: tabular-nums;
}

.ck-bound { background: rgba(15, 157, 107, 0.12); color: #0a7a53; }
.ck-unbound { background: #f1f4f8; color: #9aa6b5; }

.ck-svc-acts { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; margin-top: 12px; }
.ck-time { width: 74px; height: 32px; padding: 0 9px; border: 1px solid var(--ui-hair); border-radius: 9px; background: #fff; font: inherit; font-size: 12.5px; font-variant-numeric: tabular-nums; color: var(--ui-ink); }
.ck-time:focus-visible { outline: 2px solid var(--ui-ring); outline-offset: 1px; }
.ck-adv { margin-top: 11px; }
.ck-adv > summary { display: none; }
.ck-adv[open] { padding-top: 12px; border-top: 1px dashed var(--ui-hair); display: grid; gap: 10px; }
.ck-adv .ck-how { margin: 0; }

.ck-btn {
  display: inline-flex;
  align-items: center;
  height: 32px;
  padding: 0 12px;
  border: 1px solid var(--ui-hair);
  border-radius: 9px;
  background: #fff;
  color: #35414f;
  font: inherit;
  font-size: 12.5px;
  cursor: pointer;
  transition: border-color 0.18s, color 0.18s, background 0.18s, transform 0.18s;
}

.ck-btn:hover { border-color: rgba(36, 48, 64, 0.34); color: var(--ui-ink); }
.ck-btn:active { transform: translateY(1px); }
.ck-btn:disabled { opacity: 0.5; cursor: default; }
.ck-btn:focus-visible { outline: 2px solid var(--ui-ring); outline-offset: 2px; }
.ck-btn-solid { border-color: transparent; background: var(--accent); color: #fff; }
.ck-btn-solid:hover { background: color-mix(in srgb, var(--accent) 86%, #000); color: #fff; }
.ck-btn-ghost { background: transparent; }
.ck-btn-danger { color: var(--ui-bad); }
.ck-btn-danger:hover { border-color: rgba(179, 64, 47, 0.45); }

.ck-editor {
  margin-top: 14px;
  padding: 14px;
  border: 1px dashed var(--ui-hair);
  border-radius: 14px;
  background: #fafbfd;
  display: grid;
  gap: 11px;
}

.ck-grid2 { display: grid; gap: 11px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 210px), 1fr)); }
.ck-f { display: grid; gap: 5px; }
.ck-l { font-size: 12px; color: #6b7787; }

.ck-editor input,
.ck-editor select,
.ck-editor textarea {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--ui-hair);
  border-radius: 9px;
  background: #fff;
  color: var(--ui-ink);
  font: inherit;
  font-size: 13px;
}

.ck-editor textarea { font-family: ui-monospace, Consolas, monospace; font-size: 12.5px; line-height: 1.7; resize: vertical; }
.ck-editor input:focus-visible,
.ck-editor select:focus-visible,
.ck-editor textarea:focus-visible { outline: 2px solid var(--ui-ring); outline-offset: 1px; }

.ck-ed-acts { display: flex; align-items: center; gap: 10px; }
.ck-check { display: inline-flex; align-items: center; gap: 6px; margin-right: auto; font-size: 12.5px; color: #35414f; }
.ck-check input { width: auto; }

.ck-tasks { margin-top: 14px; display: grid; gap: 10px; }

.ck-task {
  padding: 12px 14px;
  border: 1px solid var(--ui-hair);
  border-radius: 13px;
  background: #fff;
  cursor: pointer;
  transition: border-color 0.18s;
}

.ck-task:hover { border-color: rgba(36, 48, 64, 0.2); }
.ck-task.is-off { background: #fafbfc; }
.ck-task-top { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; }
.ck-task-name { font-size: 14px; font-weight: 600; }
.ck-task-at { margin-left: auto; font-size: 12px; color: #6b7787; font-variant-numeric: tabular-nums; }
.ck-task-sub { margin: 6px 0 0; font-size: 12px; color: #9aa6b5; }
.ck-tag { padding: 1px 7px 2px; border: 1px solid var(--ui-hair); border-radius: 999px; font-size: 10.5px; letter-spacing: 0.08em; color: #6b7787; }
.ck-missing { margin: 7px 0 0; font-size: 12px; color: var(--ui-warn); }
.ck-note { margin: 7px 0 0; font-size: 12.5px; color: var(--ui-soft); }
.ck-none { margin: 0; padding: 12px 2px; font-size: 13px; color: #9aa6b5; }
.ck-dir { margin: 12px 0 0; font-size: 11.5px; color: #9aa6b5; }
.ck-dir code { font-family: ui-monospace, Consolas, monospace; font-size: 11px; }

.ck-led { width: 8px; height: 8px; border-radius: 999px; flex: none; background: #cbd5e1; }
.ck-led.ok { background: var(--ui-sea); }
.ck-led.bad { background: var(--ui-bad); }

.ck-log { margin-top: 9px; }
.ck-log summary { font-size: 12px; color: #6b7787; cursor: pointer; }
.ck-log pre {
  margin: 8px 0 0;
  padding: 10px 12px;
  border-radius: 10px;
  background: #0f172a;
  color: #dbe4f0;
  font-family: ui-monospace, Consolas, monospace;
  font-size: 11.5px;
  line-height: 1.7;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  max-height: 260px;
  overflow-y: auto;
}

.ck-task-acts { display: flex; gap: 8px; margin-top: 11px; }

@media (max-width: 620px) {
  .ck-task-acts { flex-wrap: wrap; }
  .ck-list { grid-template-columns: minmax(0, 1fr); }
}

/* ============================================================
   09–12 面 · 内容待定（pages/reserved.js）
   ------------------------------------------------------------
   占位页最容易做成两种东西：要么一句"敬请期待"配一张灰图，要么塞满
   假内容。这里走第三条：把它当成一张"这面的身份卡"排 —— 巨大面号、
   一句人话、四行真实几何数据。数据由法线现算，所以它不会说谎。
   配色只用站内基线的 token + 面自身的 --accent（灰 = 未分配）。
   ============================================================ */

.rsv {
  max-width: 780px;
  margin: 0 auto;
  padding: clamp(24px, 5vh, 56px) clamp(16px, 4vw, 40px) clamp(40px, 9vh, 88px);
  color: var(--ui-ink);
  /* 内容比一屏矮时垂直居中，别让它顶在头部下面、下面空一大片。
     用 grid 的 align-content 而不是 flex 的 justify-content：
     内容超出 min-height 时 flex 居中会把第一行推出滚动区，grid 不会。 */
  display: grid;
  align-content: center;
  min-height: calc(100dvh - var(--frame-y) * 2 - 58px);
}

.rsv-kicker {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
}

.rsv-lede {
  display: flex;
  align-items: flex-start;
  gap: clamp(14px, 3.2vw, 32px);
  margin-top: clamp(14px, 3vh, 26px);
}

/* 面号是这一屏的主视觉：它比标题大一个数量级，但压成浅灰，
   让"读字"仍然是第一优先级，读形状是第二。 */
.rsv-no {
  flex: none;
  font-size: clamp(74px, 15vw, 146px);
  line-height: 0.82;
  font-weight: 700;
  letter-spacing: -0.055em;
  font-variant-numeric: tabular-nums;
  color: #e3e9f0;
  user-select: none;
}

.rsv-head {
  min-width: 0;
  padding-top: 6px;
}

.rsv-title {
  margin: 0;
  font-size: clamp(23px, 4.2vw, 37px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  font-weight: 650;
}

.rsv-lead {
  margin: 13px 0 0;
  max-width: 47ch;
  font-size: 15px;
  line-height: 1.95;
  color: var(--ui-soft);
}

.rsv-spec {
  margin: clamp(26px, 5vh, 46px) 0 0;
  border-top: 1px solid var(--ui-hair);
}

.rsv-row {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: clamp(12px, 2.6vw, 22px);
  align-items: baseline;
  padding: 13px 0;
  border-bottom: 1px solid var(--ui-hair);
}

.rsv-row dt {
  font-size: 10.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #9aa6b5;
}

.rsv-row dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: #25313f;
}

.rsv-mono {
  font-family: ui-monospace, Consolas, monospace;
  font-size: 13px;
  letter-spacing: 0.01em;
}

.rsv-near {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.rsv-chip {
  display: inline-flex;
  align-items: baseline;
  gap: 5px;
  padding: 4px 11px 5px;
  border: 1px solid var(--ui-hair);
  border-radius: 999px;
  background: #fff;
  font-size: 12.5px;
  font-variant-numeric: tabular-nums;
  color: #25313f;
  transition: border-color 0.2s, color 0.2s, transform 0.2s;
}

/* 待定的邻居：虚线圈 + 灰字，和"已装内容"的邻居一眼分得开。 */
.rsv-chip[data-todo] {
  border-style: dashed;
  color: #9aa6b5;
}

.rsv-chip:hover {
  border-color: color-mix(in srgb, var(--accent) 52%, transparent);
  color: #25313f;
  transform: translateY(-1px);
}

.rsv-foot {
  margin: clamp(24px, 4.4vh, 38px) 0 0;
  font-size: 12.5px;
  line-height: 1.8;
  color: #9aa6b5;
}

/* 展开那一刻的落位：只在 is-live 期间播，第二次进同一面会重播。
   面板摊平的 900ms 里内容是最后 18% 才出现的，再叠一层 8px 抬起，
   读起来像"页面对齐停稳"，而不是另一段动画。 */
.sheet.is-live .rsv > * {
  animation: ui-rise 0.44s cubic-bezier(0.2, 0.9, 0.3, 1) both;
}

.sheet.is-live .rsv > *:nth-child(2) { animation-delay: 0.05s; }
.sheet.is-live .rsv > *:nth-child(3) { animation-delay: 0.1s; }
.sheet.is-live .rsv > *:nth-child(4) { animation-delay: 0.15s; }

@media (max-width: 560px) {
  .rsv-lede {
    gap: 10px;
  }

  .rsv-no {
    font-size: clamp(52px, 17vw, 86px);
  }

  .rsv-row {
    grid-template-columns: 1fr;
    gap: 3px;
  }
}

/* ============================================================
   站内基线（src/ui/feedback.js + 两页共用件）
   ------------------------------------------------------------
   这一段的职责是"同一件事在站内只有一种长相"：焦点环、按钮、骨架、
   确认框、轻提示。页面里再出现第四种焦点环颜色就算回退。
   配色沿用站内：墨 #0f172a / 青绿 #0e7c99 / 黄铜 #b8862f / 沙岛 #f6f1e6。
   ============================================================ */

:root { --ui-ink: #0f172a; --ui-soft: #5b6776; --ui-sea: #0e7c99;
  --ui-brass: #b8862f; --ui-warn: #c9721a; --ui-bad: #b3402f;
  --ui-sand: #f6f1e6; --ui-hair: rgba(36, 48, 64, 0.12); --ui-ring: #0e7c99; }

/* 兜底焦点环：:where() 特异性为 0，页面自己写过的环色照旧赢，
 * 但"没有任何规则写过焦点环"的元素（新加的按钮、链接）不再靠默认蓝框。 */
:where(button, a, input, select, textarea, [tabindex]):focus-visible {
  outline: 2px solid var(--ui-ring); outline-offset: 2px; }

.ui-btn { display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  min-height: 38px; padding: 8px 17px; border: 1px solid var(--ui-hair); border-radius: 999px;
  background: #fff; color: var(--ui-ink); font-size: 13px; font-weight: 600; cursor: pointer;
  transition: border-color 0.16s ease, background 0.16s ease, color 0.16s ease, transform 0.14s ease,
    box-shadow 0.16s ease; }
.ui-btn:hover { border-color: rgba(14, 124, 153, 0.45); transform: translateY(-1px); }
.ui-btn:active { transform: translateY(0); }
.ui-btn.is-primary { border-color: var(--ui-sea); background: var(--ui-sea); color: #fff;
  box-shadow: 0 10px 22px -16px rgba(14, 124, 153, 0.9); }
.ui-btn.is-primary:hover { background: #0b6a83; border-color: #0b6a83; }
.ui-btn.is-danger { border-color: var(--ui-bad); background: var(--ui-bad); color: #fff;
  box-shadow: 0 10px 22px -16px rgba(179, 64, 47, 0.9); }
.ui-btn.is-danger:hover { background: #973326; border-color: #973326; }
.ui-btn[disabled] { opacity: .5; cursor: not-allowed; transform: none; }

/* ---- 确认框 ---- */
.ui-fb { position: fixed; inset: 0; z-index: 90; pointer-events: none; }
.ui-scrim { position: absolute; inset: 0; display: grid; place-items: center; padding: 22px;
  pointer-events: auto; background: rgba(12, 26, 42, 0.34);
  animation: ui-fade 0.16s ease-out; }
.ui-dialog { width: min(430px, 100%); padding: 24px 24px 20px; border: 1px solid var(--ui-hair);
  border-radius: 20px; background: linear-gradient(180deg, #fff, #fdfbf7);
  box-shadow: 0 32px 70px -34px rgba(12, 26, 42, 0.6); animation: ui-pop 0.2s cubic-bezier(.2,.9,.3,1); }
.ui-dialog-title { margin: 0; font-size: 16.5px; font-weight: 650; letter-spacing: -0.01em; color: var(--ui-ink); }
.ui-dialog-body { margin: 10px 0 0; font-size: 13.5px; line-height: 1.85; color: var(--ui-soft);
  overflow-wrap: anywhere; }
.ui-dialog-act { display: flex; justify-content: flex-end; gap: 9px; margin-top: 22px; }
/* 输入框：标签在上、错误就地跟着，不弹 alert（"至少 6 位"这种规则该在提交前就挡住） */
.ui-field { display: grid; gap: 6px; margin-top: 16px; }
.ui-field-label { font-size: 11.5px; font-weight: 650; letter-spacing: 0.06em; color: var(--ui-soft); }
.ui-field-input { padding: 10px 12px; font-size: 14px; color: var(--ui-ink);
  border: 1px solid var(--ui-hair); border-radius: 12px; background: #fff; }
.ui-field-input:focus-visible { outline: 2px solid var(--ui-ring); outline-offset: 2px; }
.ui-field-input[aria-invalid='true'] { border-color: var(--ui-bad); }
.ui-field-hint { font-size: 11.5px; line-height: 1.6; color: var(--ui-soft); min-height: 16px; }
.ui-field-hint.is-err { color: var(--ui-bad); }
.ui-scrim.is-out, .ui-dialog.is-out { animation: ui-fade 0.16s ease-in reverse; }

/* ---- 轻提示 ---- */
.ui-toasts { position: absolute; left: 50%; bottom: 26px; display: grid; gap: 8px;
  transform: translateX(-50%); pointer-events: none; }
.ui-toast { display: flex; align-items: center; gap: 11px; max-width: min(78vw, 460px);
  padding: 10px 14px; border: 1px solid var(--ui-hair); border-radius: 14px;
  background: rgba(15, 23, 42, 0.94); color: #f4f7fb; font-size: 12.5px; line-height: 1.6;
  box-shadow: 0 20px 44px -26px rgba(12, 26, 42, 0.9); animation: ui-rise 0.22s cubic-bezier(.2,.9,.3,1); }
.ui-toast-msg { min-width: 0; overflow-wrap: anywhere; }
.ui-toast.is-ok { border-color: rgba(15, 157, 107, 0.7); }
.ui-toast.is-warn { border-color: rgba(201, 114, 26, 0.75); }
.ui-toast.is-bad { border-color: rgba(179, 64, 47, 0.8); }
.ui-toast-act { flex: none; padding: 4px 11px; border: 1px solid rgba(244, 247, 251, 0.4);
  border-radius: 999px; background: transparent; color: #fff; font-size: 11.5px; cursor: pointer; }
.ui-toast-act:hover { background: rgba(244, 247, 251, 0.14); }
.ui-toast.is-out { animation: ui-fade 0.2s ease-in reverse; }

/* ---- 骨架：占位形状要跟真内容同尺寸，否则加载完那一跳就是二次动画 ---- */
.ui-skel { display: block; border-radius: 10px; background: linear-gradient(90deg,
  rgba(36, 48, 64, 0.06) 0%, rgba(36, 48, 64, 0.12) 42%, rgba(36, 48, 64, 0.06) 84%);
  background-size: 260% 100%; animation: ui-shimmer 1.25s linear infinite; }
.ui-skel-line { height: 12px; margin: 9px 0; }
.ui-skel-block { height: 150px; margin: 12px 0; border-radius: 14px; }

@keyframes ui-fade { from { opacity: 0; } to { opacity: 1; } }
@keyframes ui-pop { from { opacity: 0; transform: translateY(8px) scale(0.97); } to { opacity: 1; transform: none; } }
@keyframes ui-rise { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
@keyframes ui-shimmer { from { background-position: 130% 0; } to { background-position: -130% 0; } }

/* ?reduced=1 的总闸：以前只有 JS 侧读这个参数，CSS 动画照跑，
 * 自检时看着"已降级"其实是假降级。挂一个 data 属性就把所有站内动效掐掉。 */
html[data-reduced] *, html[data-reduced] *::before, html[data-reduced] *::after {
  animation-duration: 0.001ms !important; animation-iteration-count: 1 !important;
  transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important; }
}
@media (prefers-reduced-motion: reduce) {
  .vault-drop, .vault-file, .vault-refresh, .vault-vis, .vault-del { transition: none; }
  .vault-drop.is-over, .vault-file:hover { transform: none; }
}

/* ================= 01 面《登录》 =================
 * 这一面只有一张卡：登录 / 注册两面，或登录后的身份与会话事实。
 * 排版沿用全站那套（kicker + 大标题 + lead + 白卡），不另起一套视觉。
 * 局部变量按站内惯例在页面根上声明（.cet-page / .vault-page 同一做法）。 */
.lg-page { --ink: #0f172a; --soft: #5b6776; --hair: rgba(36, 48, 64, 0.12); }
.lg-kicker { font-size: 11px; font-weight: 600; letter-spacing: 0.32em; text-transform: uppercase; color: #94a3b8; }
.lg-h1 { margin-top: 14px; font-size: clamp(30px, 5vw, 44px); font-weight: 650; letter-spacing: -0.02em; color: var(--ink); }
.lg-lead { margin-top: 16px; max-width: 66ch; font-size: 14.5px; line-height: 1.95; color: #475569; }

.lg-card { max-width: 460px; margin-top: 28px; padding: 20px;
  border: 1px solid var(--hair); border-radius: 18px;
  background: linear-gradient(180deg, #fff, #fdfcfa);
  box-shadow: 0 18px 40px -34px rgba(12, 26, 42, 0.6);
  animation: ui-rise 0.24s cubic-bezier(.2,.9,.3,1) both; }

.lg-tabs { display: flex; gap: 8px; margin-bottom: 18px; }
.lg-tab { height: 32px; padding: 0 14px; border: 1px solid var(--hair); border-radius: 999px;
  background: #fff; color: #64748b; font: inherit; font-size: 12.5px; cursor: pointer;
  transition: color 0.18s, border-color 0.18s, background 0.18s; }
.lg-tab:hover { color: var(--ink); border-color: rgba(36, 48, 64, 0.3); }
.lg-tab.is-on { color: #fff; background: var(--ink); border-color: var(--ink); font-weight: 600; }

.lg-form { display: grid; gap: 14px; }
.lg-f { display: grid; gap: 6px; font-size: 12px; font-weight: 600; letter-spacing: 0.04em; color: #64748b; }
.lg-f input { height: 40px; padding: 0 12px; border: 1px solid var(--hair); border-radius: 11px;
  background: #fff; color: var(--ink); font: inherit; font-size: 14px; letter-spacing: 0;
  outline: none; transition: border-color 0.16s, box-shadow 0.16s; }
.lg-f input:focus-visible { border-color: #2f6df6; box-shadow: 0 0 0 3px rgba(47, 109, 246, 0.14); }
.lg-f input::placeholder { color: #a8b3c0; font-weight: 400; }

.lg-acts { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 2px; }
.lg-btn { height: 38px; padding: 0 18px; border: 1px solid var(--hair); border-radius: 11px;
  background: #fff; color: #35414f; font: inherit; font-size: 13px; cursor: pointer;
  transition: border-color 0.18s, color 0.18s, transform 0.1s; }
.lg-btn:hover { border-color: rgba(36, 48, 64, 0.34); color: var(--ink); }
.lg-btn:active { transform: translateY(1px); }
.lg-btn.solid { color: #fff; background: var(--ink); border-color: var(--ink); font-weight: 600; }
.lg-btn:disabled { opacity: 0.55; cursor: default; }
.lg-hint { min-height: 18px; font-size: 12.5px; line-height: 1.6; color: #64748b; }
.lg-hint[data-kind="err"] { color: #b3261e; }
.lg-note { margin: 14px 0 0; font-size: 12px; line-height: 1.85; color: #64748b; }

/* 登录后的身份卡：头像与侧栏同一套哈希配色，两处看到的是同一颗。 */
.lg-me { display: flex; align-items: center; gap: 12px; }
.lg-av { display: grid; place-items: center; width: 40px; height: 40px; flex: none;
  border: 1px solid rgba(28, 38, 52, 0.12); border-radius: 12px;
  background: var(--av-bg, #eef2f8); color: var(--av-fg, var(--ink));
  font-size: 15px; font-weight: 600; }
.lg-me-name { flex: 1 1 auto; min-width: 0; font-size: 16px; font-weight: 650; color: var(--ink);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.lg-me-role { display: block; margin-top: 2px; font-size: 11.5px; font-weight: 500; color: #64748b; }
.lg-facts { margin: 18px 0 0; padding: 16px 0 0; border-top: 1px solid var(--hair); list-style: none;
  display: grid; gap: 9px; }
.lg-facts li { display: grid; grid-template-columns: 62px 1fr; gap: 10px; font-size: 12.5px; line-height: 1.75; color: #475569; }
.lg-facts b { font-size: 11px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: #94a3b8; }

/* 幻影验证码（注册/登录风控的那道闸）：服务端只发一张 4×3 的噪声帧精灵图，
 * 这里按 90ms 切片播放，人眼把 12 帧积分成"一块整体滑动的噪点"。
 * 画布属性是 48×48（每个噪点格恰好一个像素），CSS 放大 4 倍看 ——
 * pixelated 只改显示尺寸不改像素内容，视觉停留效应一点不减。
 * 九宫格本身就是方位：既不用读文字，也没有"永远按第 4 个"这种位置答案；
 * 中心那颗是换一组。播放两遍后才解禁作答，与服务端的 CAP_DWELL 是同一条线。 */
.ph-box { margin-top: 14px; padding: 14px; border: 1px dashed var(--hair); border-radius: 14px;
  background: rgba(248, 250, 252, 0.72); }
.ph-tip { margin: 0; font-size: 12.5px; line-height: 1.7; color: #475569; }
.ph-tip.is-bad { color: #b3261e; }
.ph-sub { display: block; margin-top: 2px; font-size: 11.5px; line-height: 1.6; color: #94a3b8; }
.ph-cv { display: block; margin: 12px auto 0; width: 192px; height: 192px;
  border: 1px solid var(--hair); border-radius: 10px; background: #fff;
  image-rendering: pixelated; }
.ph-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; margin-top: 12px; }
.ph-cell { height: 34px; padding: 0 4px; border: 1px solid var(--hair); border-radius: 9px;
  background: #fff; color: #35414f; font: inherit; font-size: 12px; cursor: pointer;
  transition: border-color 0.16s, color 0.16s, background 0.16s; }
.ph-cell:hover:not(:disabled) { border-color: rgba(36, 48, 64, 0.34); color: var(--ink); }
.ph-cell:disabled { opacity: 0.5; cursor: default; }
.ph-acts { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-top: 12px; }
.ph-btn { height: 30px; padding: 0 12px; border: 1px solid var(--hair); border-radius: 9px;
  background: #fff; color: #64748b; font: inherit; font-size: 12px; cursor: pointer;
  transition: border-color 0.16s, color 0.16s; }
.ph-btn:hover { border-color: rgba(36, 48, 64, 0.34); color: var(--ink); }
.ph-acts .ph-tip { flex: 1 1 auto; min-width: 0; font-size: 11.5px; color: #94a3b8; text-align: right; }

/* 答完自动下一条：卡片头部的开关。默认关 —— 自动翻条会把"看答案和释义"的两秒压掉，
   而错得最多的词恰恰最需要那两秒。开与关都记在本设备（localStorage），不动账号数据。 */
.cet-switch { display: inline-flex; align-items: center; gap: 7px; margin-left: auto;
  padding: 4px 10px 4px 6px; border: 1px solid var(--hair); border-radius: 999px;
  background: rgba(255, 255, 255, 0.6); color: var(--soft); font: inherit; font-size: 11px;
  cursor: pointer; transition: border-color 0.18s, color 0.18s, background 0.18s; }
.cet-switch i { position: relative; width: 22px; height: 12px; flex: none; border-radius: 999px;
  background: rgba(36, 48, 64, 0.16); transition: background 0.18s; }
.cet-switch i::after { content: ''; position: absolute; top: 2px; left: 2px; width: 8px; height: 8px;
  border-radius: 50%; background: #fff; box-shadow: 0 1px 2px rgba(12, 26, 42, 0.35);
  transition: transform 0.18s cubic-bezier(.2,.9,.3,1); }
.cet-switch:hover { color: var(--ink); border-color: rgba(36, 48, 64, 0.28); }
.cet-switch[aria-pressed="true"] { color: var(--sea); border-color: rgba(14, 124, 153, 0.42); background: rgba(14, 124, 153, 0.07); }
.cet-switch[aria-pressed="true"] i { background: var(--sea); }
.cet-switch[aria-pressed="true"] i::after { transform: translateX(10px); }
.cet-switch:focus-visible { outline: 2px solid var(--sea); outline-offset: 2px; }