/* ==========================================================================
   作文分析 · composition.css  （2026-10-30 UI 重设计）
   --------------------------------------------------------------------------
   融入全站橙色活力风（css/style.css 变量体系）：浅暖渐变底、渐变 hero、
   柔和双层阴影卡片、彩色维度卡、分步向导进度条、纯 CSS 庆祝动效。
   仅服务 composition.html；类名与 js/composition.js、verify 断言一一对应。
   ========================================================================== */
/* ------------------------------------------------------------------ 调色板令牌
   2026-11-02 令牌化：原先散落在 200 余条规则里的暖色字面值收拢为 36 + 6 个 --cz-* 变量。
   1:1 映射 —— 默认（橙色）主题的观感与改造前完全一致，改的只是取色路径。
   目的：为「粉梦」皮肤留出唯一一处可整体替换的调色板入口（见 css/skin-pink.css）。

   刻意不主题化：--语义红 #dc2626 / #fdf0ee（对错、删除警示），任何皮肤下都必须保持红。 */
:root {
  /* 品牌橙 */
  --cz-brand: #f97316;
  --cz-brand-soft: #fb923c;
  --cz-brand-deep: #ea580c;
  --cz-brand-ink: #c2410c;
  --cz-gold: #fbbf24;
  --cz-gold-2: #f59e0b;

  /* 底色阶梯（由浅到深用途不同，不做合并以免改变层次） */
  --cz-bg-1: #fff7ed;
  --cz-bg-2: #fffaf3;
  --cz-bg-3: #fff1e2;
  --cz-bg-4: #fff3e0;
  --cz-bg-5: #fef3e2;
  --cz-bg-6: #fffdf9;
  --cz-bg-7: #fff1dd;
  --cz-bg-8: #fff3e2;
  --cz-bg-9: #fffbeb;

  /* 描边 / 分割线 */
  --cz-line-1: #f3d5b8;
  --cz-line-2: #f0cfa8;
  --cz-line-3: #f5d5a8;
  --cz-line-4: #f7dfb4;
  --cz-line-5: #f3e0c8;
  --cz-line-6: #f5e2cd;
  --cz-line-7: #f5c99a;
  --cz-line-8: #edd2ae;
  --cz-line-9: #eed9b8;
  --cz-line-10: #fde8cf;

  /* 暖色文字 */
  --cz-ink-1: #431407;
  --cz-ink-2: #5c2d0e;
  --cz-ink-3: #7c2d12;
  --cz-ink-4: #7c4a03;
  --cz-ink-5: #9a3412;
  --cz-ink-6: #9a5a1b;
  --cz-ink-7: #85541c;
  --cz-ink-8: #a16207;
  --cz-ink-9: #b45309;
  --cz-ink-10: #b08040;

  /* 半透明阴影用的 RGB 通道 */
  --cz-rgb-brand: 249, 115, 22;
  --cz-rgb-brand-deep: 234, 88, 12;
  --cz-rgb-gold: 251, 191, 36;
  --cz-rgb-ink-3: 124, 45, 18;
  --cz-rgb-ink-1: 67, 20, 7;
  --cz-rgb-bg-1: 255, 247, 237;
}

a.btn { display: inline-flex; align-items: center; text-decoration: none; }

/* ------------------------------------------------------------- 页面底 */
html {
  background: linear-gradient(180deg, var(--cz-bg-1) 0%, var(--cz-bg-2) 42%, var(--cz-bg-3) 100%);
}
body[data-page="student-composition"] {
  background:
    radial-gradient(1100px 480px at 88% -12%, rgba(var(--cz-rgb-brand), .10), transparent 60%),
    radial-gradient(900px 420px at -12% 22%, rgba(var(--cz-rgb-gold), .12), transparent 55%);
  background-attachment: fixed;
}

.cz-wrap { max-width: 1000px; margin: 0 auto; padding: 22px 22px 90px; position: relative; }

/* ------------------------------------------------------------- hero 区 */
.cz-hero { border: none; border-radius: 20px;
  background: linear-gradient(135deg, var(--cz-brand-deep) 0%, var(--cz-brand) 52%, var(--cz-gold) 100%);
  padding: 18px 22px; margin-bottom: 14px; position: relative; overflow: hidden;
  box-shadow: 0 10px 26px -12px rgba(var(--cz-rgb-brand-deep), .45); }
.cz-hero::before { content: ""; position: absolute; right: -46px; top: -56px;
  width: 190px; height: 190px; border-radius: 50%;
  background: rgba(255, 255, 255, .16); }
.cz-hero::after { content: ""; position: absolute; right: 74px; bottom: -64px;
  width: 130px; height: 130px; border-radius: 50%;
  background: rgba(255, 255, 255, .12); }
.cz-hero-top { display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  position: relative; z-index: 1; }
.cz-hero h1 { font-size: 19px; margin: 0; color: #fff;
  text-shadow: 0 1px 2px rgba(var(--cz-rgb-ink-3), .22); }
.cz-hero h1 em { font-style: normal; color: var(--cz-bg-1); }
.cz-sub { font-size: 12.5px; color: rgba(255, 255, 255, .92); line-height: 1.75;
  margin-top: 6px; position: relative; z-index: 1; }
.cz-sub b { color: #fff; font-size: 13.5px; background: rgba(255, 255, 255, .18);
  border-radius: 8px; padding: 1px 7px; }
.cz-spacer { flex: 1 1 auto; }
.cz-grade-pick { display: flex; align-items: center; gap: 6px; font-size: 12.5px;
  color: rgba(255, 255, 255, .95); position: relative; z-index: 1; }
.cz-grade-pick select { font: inherit; font-size: 13px; font-weight: 700;
  border: none; border-radius: 999px; background: rgba(255, 255, 255, .92);
  color: var(--cz-ink-5); padding: 5px 11px; cursor: pointer; }
.cz-stats { display: flex; gap: 7px; flex-wrap: wrap; margin-top: 11px;
  position: relative; z-index: 1; }
.cz-chip { border: 1px solid rgba(255, 255, 255, .38); border-radius: 999px;
  padding: 4px 12px; background: rgba(var(--cz-rgb-ink-3), .22); white-space: nowrap;
  display: flex; align-items: baseline; gap: 5px; backdrop-filter: blur(2px); }
.cz-chip b { font-size: 13.5px; line-height: 1.3; color: #fff; }
.cz-chip span { font-size: 11px; color: rgba(255, 255, 255, .88); }
.cz-chip.hot b { color: #fff700; }

/* ------------------------------------------------------------- 主操作 */
.cz-main-actions { display: flex; gap: 10px; flex-wrap: wrap; margin: 14px 2px 4px; }

/* ------------------------------------------------------------- 筛选 */
.cz-filter { display: flex; gap: 8px; flex-wrap: wrap; margin: 14px 0 12px; }
.cz-filter button { font: inherit; font-size: 12.5px; font-weight: 700; cursor: pointer;
  border: 1px solid var(--cz-line-1); background: rgba(255, 255, 255, .8); color: var(--cz-ink-6);
  border-radius: 999px; padding: 5px 14px; transition: all .16s; }
.cz-filter button:hover { border-color: var(--cz-brand); background: var(--cz-bg-1); transform: translateY(-1px); }
.cz-filter button.active { background: linear-gradient(135deg, var(--cz-brand), var(--cz-brand-soft));
  border-color: var(--cz-brand); color: #fff; box-shadow: 0 4px 12px -4px rgba(var(--cz-rgb-brand), .5); }

/* ------------------------------------------------------------- 作文卡片 */
.cz-card { border: 1px solid var(--cz-line-6); border-radius: 16px;
  background: rgba(255, 255, 255, .92); padding: 16px 18px; margin-bottom: 13px;
  box-shadow: 0 2px 6px rgba(var(--cz-rgb-ink-3), .05), 0 14px 26px -18px rgba(var(--cz-rgb-ink-3), .16);
  transition: transform .18s, box-shadow .18s, border-color .18s; }
.cz-card:hover { transform: translateY(-2px); border-color: var(--cz-line-7);
  box-shadow: 0 4px 10px rgba(var(--cz-rgb-ink-3), .07), 0 20px 34px -18px rgba(var(--cz-rgb-ink-3), .22); }
.cz-card-head { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.cz-card-title { font-size: 15.5px; font-weight: 800; word-break: break-word; flex: 1 1 220px;
  min-width: 0; color: var(--cz-ink-1); }
.cz-meta { font-size: 12px; color: var(--cz-ink-8); margin-top: 7px; line-height: 1.8;
  display: flex; gap: 6px 14px; flex-wrap: wrap; }
.cz-card-foot { display: flex; gap: 8px; margin-top: 13px; flex-wrap: wrap; }
/* 删除入口：低调灰色小字、独立一行右对齐，hover 才提示危险色，防孩子误点 */
.cz-card-delrow { text-align: right; margin-top: 6px; }
.cz-card-del {
  border: none; background: none; color: #b8bfcc;
  font-size: 11px; padding: 4px 6px; cursor: pointer; border-radius: 8px;
}
.cz-card-del:hover { color: #dc2626; background: #fdf0ee; }

/* 徽标（胶囊） */
.cz-pill { font-size: 11.5px; font-weight: 700; padding: 2.5px 10px; border-radius: 999px;
  border: 1px solid transparent; white-space: nowrap; }
.cz-pill.src-upload { color: #1d4ed8; background: #eaf1fe; border-color: #cdddff; }
.cz-pill.src-ai { color: var(--cz-ink-9); background: var(--cz-bg-5); border-color: var(--cz-line-4); }
.cz-pill.type { color: #6d4bd8; background: #f0ebff; border-color: #ddd2ff; }
.cz-pill.grade { color: var(--cz-ink-6); background: var(--cz-bg-4); border-color: var(--cz-line-3); }
.cz-pill.an { color: #15803d; background: #e9f9ef; border-color: #c4ecd1; }

/* ------------------------------------------------------------- 空态/提示 */
.cz-empty { border: 2px dashed var(--cz-line-2); border-radius: 18px;
  background: linear-gradient(180deg, rgba(255, 255, 255, .9), rgba(var(--cz-rgb-bg-1), .9));
  padding: 44px 20px; text-align: center; }
.cz-empty .big { font-size: 46px; filter: drop-shadow(0 6px 10px rgba(var(--cz-rgb-brand), .18)); }
.cz-empty .t { font-size: 16px; font-weight: 800; margin: 12px 0 6px; color: var(--cz-ink-3); }
.cz-empty .d { font-size: 12.5px; color: var(--cz-ink-8); line-height: 1.85; }
.cz-hint { font-size: 12px; color: var(--cz-ink-10); line-height: 1.75; }

/* ------------------------------------------------------------- 添加作文 */
.cz-tabs { display: flex; gap: 8px; margin: 4px 0 14px; }
.cz-tabs button { font: inherit; font-size: 13.5px; font-weight: 700; cursor: pointer;
  border: 1px solid var(--cz-line-1); background: rgba(255, 255, 255, .85); color: var(--cz-ink-6);
  border-radius: 999px; padding: 7px 19px; transition: all .16s; }
.cz-tabs button:hover { transform: translateY(-1px); border-color: var(--cz-brand); }
.cz-tabs button.active { background: linear-gradient(135deg, var(--cz-brand), var(--cz-brand-soft));
  border-color: var(--cz-brand); color: #fff; box-shadow: 0 5px 14px -5px rgba(var(--cz-rgb-brand), .55); }

.cz-drop { border: 2px dashed var(--cz-line-2); border-radius: 18px;
  background: linear-gradient(180deg, rgba(255, 255, 255, .85), rgba(var(--cz-rgb-bg-1), .85));
  padding: 38px 20px; text-align: center; cursor: pointer; transition: all .18s; }
.cz-drop:hover, .cz-drop.over { border-color: var(--cz-brand); background: var(--cz-bg-8);
  transform: translateY(-2px); box-shadow: 0 16px 30px -18px rgba(var(--cz-rgb-brand), .35); }
.cz-drop .big { font-size: 38px; filter: drop-shadow(0 5px 8px rgba(var(--cz-rgb-brand), .16)); }
.cz-drop .t { font-size: 15px; font-weight: 800; margin: 9px 0 4px; color: var(--cz-ink-3); }
.cz-drop .d { font-size: 12px; color: var(--cz-ink-8); line-height: 1.8; }

.cz-form-row { display: flex; gap: 10px; flex-wrap: wrap; margin: 10px 0; }
.cz-field { display: flex; flex-direction: column; gap: 5px; }
.cz-field .lbl { font-size: 12px; font-weight: 700; color: var(--cz-ink-6); }
.cz-field input, .cz-field select { font: inherit; font-size: 13.5px;
  border: 1.5px solid var(--cz-line-2); border-radius: 11px; background: #fff;
  color: var(--text); padding: 8px 11px; min-width: 130px; transition: border-color .16s, box-shadow .16s; }
.cz-field input:focus, .cz-field select:focus, .cz-textarea:focus {
  outline: none; border-color: var(--cz-brand); box-shadow: 0 0 0 3px rgba(var(--cz-rgb-brand), .14); }
.cz-textarea { font: inherit; font-size: 14px; line-height: 1.95; width: 100%;
  border: 1.5px solid var(--cz-line-2); border-radius: 13px; background: #fff;
  color: var(--text); padding: 11px 13px; resize: vertical; min-height: 120px;
  transition: border-color .16s, box-shadow .16s; }

/* ------------------------------------------------------------- 原文速览（可折叠） */
.cz-essay-fold { border: 1px solid var(--cz-line-1); border-radius: 15px;
  background: rgba(255, 255, 255, .9); overflow: hidden; margin-bottom: 13px;
  box-shadow: 0 2px 6px rgba(var(--cz-rgb-ink-3), .05); }
.cz-fold-head { display: flex; align-items: center; gap: 8px; cursor: pointer;
  padding: 11px 16px; font-size: 13px; font-weight: 700; color: var(--cz-ink-5);
  background: linear-gradient(90deg, var(--cz-bg-1), var(--cz-bg-2)); }
.cz-fold-head:hover { background: var(--cz-bg-7); }
.cz-fold-head .arrow { transition: transform .2s; }
.cz-fold-head .arrow.open { transform: rotate(180deg); }

/* ------------------------------------------------------------- 分析向导 */
.cz-wizard-bar { display: flex; align-items: center; gap: 11px; margin: 4px 2px 12px; }
.cz-step-label { font-size: 12.5px; font-weight: 800; color: var(--cz-brand-ink); white-space: nowrap; }
.cz-progress-track { flex: 1 1 auto; height: 10px; border-radius: 999px;
  background: var(--cz-line-10); overflow: hidden; box-shadow: inset 0 1px 2px rgba(var(--cz-rgb-ink-3), .10); }
.cz-progress-fill { height: 100%; border-radius: 999px;
  background: linear-gradient(90deg, var(--cz-brand), var(--cz-gold));
  box-shadow: 0 0 10px rgba(var(--cz-rgb-brand), .5);
  transition: width .35s cubic-bezier(.4, 0, .2, 1); }

.cz-q-card { border: 1px solid var(--cz-line-3); border-radius: 18px;
  background: linear-gradient(180deg, var(--cz-bg-6), var(--cz-bg-1));
  padding: 20px 22px; box-shadow: 0 3px 8px rgba(var(--cz-rgb-ink-3), .06),
  0 18px 32px -20px rgba(var(--cz-rgb-ink-3), .22); animation: cz-slide-in .28s ease; }
@keyframes cz-slide-in {
  from { opacity: 0; transform: translateX(14px); }
  to { opacity: 1; transform: translateX(0); }
}
.cz-q-card .cz-oq .n { width: 30px; height: 30px; font-size: 14px;
  background: linear-gradient(135deg, var(--cz-brand), var(--cz-brand-soft)); color: #fff;
  box-shadow: 0 4px 10px -3px rgba(var(--cz-rgb-brand), .55); }
.cz-q-card .cz-oq .q { font-size: 17.5px; line-height: 1.75; color: var(--cz-ink-1); }
.cz-q-card .cz-ohint { background: var(--cz-bg-4); border-radius: 10px; padding: 7px 12px;
  margin: 9px 0 11px 39px; color: var(--cz-ink-6); }
.cz-q-card .cz-answer-row .cz-textarea { min-height: 130px; font-size: 14.5px; }

/* ------------------------------------------------------------- 分析作答（原文面板） */
.cz-analyze-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: 14px; align-items: start; }
@media (max-width: 860px) { .cz-analyze-grid { grid-template-columns: 1fr; } }
.cz-essay-panel { border: 1px solid var(--cz-line-1); border-radius: 16px;
  background: rgba(255, 255, 255, .92); padding: 16px 18px; position: sticky; top: 12px;
  box-shadow: 0 2px 6px rgba(var(--cz-rgb-ink-3), .05), 0 14px 26px -18px rgba(var(--cz-rgb-ink-3), .15); }
@media (max-width: 860px) { .cz-essay-panel { position: static; } }
.cz-essay-text { font-size: 14.5px; line-height: 2.1; white-space: pre-wrap;
  word-break: break-word; margin: 10px 2px 2px; max-height: 60vh; overflow-y: auto; }

.cz-outline-item { border: 1px solid var(--cz-line-1); border-radius: 14px;
  background: rgba(255, 255, 255, .92); padding: 13px 15px; margin-bottom: 11px;
  transition: transform .16s, box-shadow .16s; }
.cz-outline-item:hover { transform: translateY(-1px); box-shadow: 0 12px 24px -16px rgba(var(--cz-rgb-ink-3), .2); }
.cz-oq { display: flex; gap: 9px; align-items: flex-start; }
.cz-oq .n { flex: 0 0 auto; width: 22px; height: 22px; border-radius: 50%;
  background: linear-gradient(135deg, var(--cz-brand), var(--cz-brand-soft)); color: #fff; font-size: 12px;
  font-weight: 800; display: inline-flex; align-items: center; justify-content: center;
  margin-top: 1px; }
.cz-oq .q { font-size: 14px; font-weight: 700; line-height: 1.7; }
.cz-ohint { font-size: 12px; color: var(--cz-ink-8); margin: 5px 0 8px 31px; line-height: 1.7; }
.cz-answer-box { margin-left: 31px; }
.cz-answer-row { display: flex; gap: 8px; align-items: flex-start; }
.cz-answer-row .cz-textarea { min-height: 74px; flex: 1 1 auto; }

/* 语音按钮 */
.cz-mic { flex: 0 0 auto; width: 42px; height: 42px; border-radius: 50%; cursor: pointer;
  border: 1.5px solid var(--cz-line-2); background: #fff; font-size: 17px;
  display: inline-flex; align-items: center; justify-content: center;
  transition: all .16s; position: relative; }
.cz-mic:hover { border-color: var(--cz-brand); background: var(--cz-bg-1); transform: scale(1.06); }
.cz-mic.recording { background: #dc2626; border-color: #dc2626; color: #fff; }
.cz-mic.recording::after { content: ""; position: absolute; inset: -5px; border-radius: 50%;
  border: 2px solid rgba(220, 38, 38, .45); animation: cz-pulse 1.1s ease-out infinite; }
.cz-mic:disabled { opacity: .55; cursor: not-allowed; }
@keyframes cz-pulse { from { transform: scale(.85); opacity: 1; } to { transform: scale(1.35); opacity: 0; } }
.cz-voice-note { font-size: 11.5px; color: var(--cz-ink-8); margin: 5px 0 0 31px; }
.cz-voice-note.rec { color: #dc2626; font-weight: 700; }

/* 提交区 */
.cz-submit-bar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap;
  margin: 15px 2px 0; }

/* ------------------------------------------------------------- 评价结果 */
.cz-result-head { text-align: center; padding: 8px 0 4px; position: relative; }
.cz-result-head .t { font-size: 20px; font-weight: 900;
  background: linear-gradient(120deg, var(--cz-brand-deep), var(--cz-gold-2));
  -webkit-background-clip: text; background-clip: text; color: transparent; }
.cz-result-head .s { font-size: 12px; color: var(--cz-ink-8); margin-top: 6px; }

/* 庆祝动效（纯 CSS，尊重减弱动效偏好） */
.cz-celebrate { position: relative; height: 0; overflow: visible; pointer-events: none; }
.cz-celebrate i { position: absolute; font-style: normal; opacity: 0;
  animation: cz-burst 1.05s ease-out forwards; }
.cz-celebrate i:nth-child(1) { left: 8%; animation-delay: .02s; }
.cz-celebrate i:nth-child(2) { left: 22%; animation-delay: .12s; }
.cz-celebrate i:nth-child(3) { left: 38%; animation-delay: .05s; }
.cz-celebrate i:nth-child(4) { left: 55%; animation-delay: .18s; }
.cz-celebrate i:nth-child(5) { left: 70%; animation-delay: .08s; }
.cz-celebrate i:nth-child(6) { left: 85%; animation-delay: .15s; }
@keyframes cz-burst {
  0% { opacity: 0; transform: translateY(16px) scale(.5) rotate(-12deg); }
  35% { opacity: 1; transform: translateY(-12px) scale(1.15) rotate(8deg); }
  100% { opacity: 0; transform: translateY(-42px) scale(.9) rotate(18deg); }
}
@media (prefers-reduced-motion: reduce) {
  .cz-celebrate i, .cz-q-card { animation: none; }
  .cz-progress-fill { transition: none; }
  .cz-mic.recording::after { animation: none; opacity: .6; }
}

.cz-dim { border: 1px solid var(--cz-line-5); border-top: 4px solid var(--cz-brand-soft); border-radius: 15px;
  background: rgba(255, 255, 255, .94); padding: 14px 17px; margin-bottom: 11px;
  display: flex; gap: 12px; align-items: flex-start;
  box-shadow: 0 2px 6px rgba(var(--cz-rgb-ink-3), .05), 0 14px 26px -18px rgba(var(--cz-rgb-ink-3), .15);
  transition: transform .16s, box-shadow .16s; }
.cz-dim:hover { transform: translateY(-2px); box-shadow: 0 18px 32px -18px rgba(var(--cz-rgb-ink-3), .24); }
.cz-dim.d0 { border-top-color: var(--cz-brand); }
.cz-dim.d1 { border-top-color: #38bdf8; }
.cz-dim.d2 { border-top-color: #a78bfa; }
.cz-dim.d3 { border-top-color: #34d399; }
.cz-dim .icon { flex: 0 0 auto; width: 38px; height: 38px; border-radius: 12px;
  display: inline-flex; align-items: center; justify-content: center; font-size: 19px;
  background: var(--cz-bg-4); }
.cz-dim.d1 .icon { background: #e0f2fe; }
.cz-dim.d2 .icon { background: #ede9fe; }
.cz-dim.d3 .icon { background: #d1fae5; }
.cz-dim .name { flex: 0 0 76px; font-size: 13.5px; font-weight: 800; padding-top: 2px;
  color: var(--cz-ink-3); }
.cz-dim .body { flex: 1 1 auto; min-width: 0; }
.cz-dim .cmt { font-size: 13px; line-height: 1.9; color: var(--cz-ink-7); margin-top: 5px;
  word-break: break-word; }
.cz-stars { display: inline-flex; gap: 2px; font-size: 18px; line-height: 1; }
.cz-stars i { font-style: normal; color: var(--cz-line-9); }
.cz-stars i.on { color: var(--cz-gold-2); text-shadow: 0 1px 3px rgba(245, 158, 11, .45); }
.cz-overall { border: 1px solid var(--cz-line-4); border-radius: 17px;
  background: linear-gradient(135deg, var(--cz-bg-9), var(--cz-bg-5));
  padding: 18px 22px; margin: 13px 0; position: relative; overflow: hidden;
  box-shadow: 0 10px 24px -16px rgba(245, 158, 11, .4); }
.cz-overall::before { content: "\201C"; position: absolute; left: 12px; top: -8px;
  font-size: 62px; color: rgba(245, 158, 11, .18); font-family: Georgia, serif; }
.cz-overall .t { font-size: 13.5px; font-weight: 800; color: var(--cz-ink-9); }
.cz-overall .c { font-size: 14.5px; line-height: 2.05; color: var(--cz-ink-4); margin-top: 7px;
  white-space: pre-wrap; word-break: break-word; position: relative; z-index: 1; }
.cz-ai-label { display: inline-block; font-size: 11px; font-weight: 700; color: var(--cz-ink-9);
  background: var(--cz-bg-5); border: 1px solid var(--cz-line-4); border-radius: 999px; padding: 2px 10px;
  margin-top: 8px; }

/* 历史分析 */
.cz-history { margin-top: 20px; }
.cz-history .h-item { border: 1px solid var(--cz-line-1); border-radius: 14px;
  background: rgba(255, 255, 255, .92); margin-bottom: 10px; overflow: hidden;
  box-shadow: 0 2px 6px rgba(var(--cz-rgb-ink-3), .05); }
.cz-history .h-head { display: flex; align-items: center; gap: 9px; cursor: pointer;
  padding: 12px 16px; font-size: 13px; transition: background .15s; }
.cz-history .h-head:hover { background: var(--cz-bg-1); }
.cz-history .h-head .time { color: var(--cz-ink-10); font-size: 12px; }
.cz-history .h-body { border-top: 1px dashed var(--cz-line-8); padding: 4px 16px 13px; }
.cz-history .h-ans { font-size: 12.5px; line-height: 1.95; color: var(--cz-ink-7);
  margin: 8px 0; white-space: pre-wrap; word-break: break-word; }
.cz-history .h-ans b { color: var(--cz-ink-2); }

/* ------------------------------------------------------------- 模态框 */
.cz-modal-veil { position: fixed; inset: 0; background: rgba(var(--cz-rgb-ink-3), .38);
  backdrop-filter: blur(3px); z-index: 90;
  display: flex; align-items: center; justify-content: center; padding: 20px;
  opacity: 0; transition: opacity .24s; }
.cz-modal-veil.show { opacity: 1; }
.cz-modal { background: var(--cz-bg-6); border-radius: 19px; max-width: 420px; width: 100%;
  padding: 21px 23px; box-shadow: 0 24px 60px rgba(var(--cz-rgb-ink-3), .3); }
.cz-modal h3 { font-size: 16.5px; margin: 0 0 9px; color: var(--cz-ink-2); }
.cz-modal p { font-size: 13.5px; line-height: 1.85; color: var(--cz-ink-7); margin: 0; }
.cz-modal-foot { display: flex; gap: 10px; justify-content: flex-end; margin-top: 18px; }

/* ------------------------------------------------------------- Toast */
.cz-toast { position: fixed; left: 50%; bottom: 34px; transform: translateX(-50%) translateY(12px);
  background: rgba(var(--cz-rgb-ink-1), .92); color: #fff; font-size: 13px; font-weight: 650;
  border-radius: 999px; padding: 9px 18px; z-index: 120; opacity: 0;
  transition: all .22s; pointer-events: none; max-width: 82vw; text-align: center;
  box-shadow: 0 12px 28px rgba(var(--cz-rgb-ink-3), .35); }
.cz-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ------------------------------------------------------------- 角色/登录墙 */
.cz-wall { max-width: 520px; margin: 60px auto; text-align: center;
  border: 1px solid var(--cz-line-1); border-radius: 20px;
  background: linear-gradient(180deg, var(--cz-bg-6), var(--cz-bg-1));
  padding: 44px 26px; box-shadow: 0 20px 44px -22px rgba(var(--cz-rgb-ink-3), .28); }
.cz-wall .big { font-size: 48px; filter: drop-shadow(0 8px 12px rgba(var(--cz-rgb-brand), .2)); }
.cz-wall .t { font-size: 17.5px; font-weight: 900; margin: 13px 0 8px; color: var(--cz-ink-3); }
.cz-wall .d { font-size: 13px; color: var(--cz-ink-8); line-height: 1.9; }
.cz-wall .row { margin-top: 19px; display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }

/* ------------------------------------------------------------- 键盘焦点 */
.btn:focus-visible, .cz-filter button:focus-visible, .cz-tabs button:focus-visible,
.cz-mic:focus-visible, .cz-card-del:focus-visible, .cz-grade-pick select:focus-visible,
.cz-fold-head:focus-visible, .cz-history .h-head:focus-visible {
  outline: 2px solid var(--cz-brand-deep); outline-offset: 2px;
}

/* ------------------------------------------------------------- 按钮微调 */
.btn.primary { background: linear-gradient(135deg, var(--cz-brand), var(--cz-brand-soft));
  border-color: var(--cz-brand); color: #fff;
  box-shadow: 0 5px 14px -5px rgba(var(--cz-rgb-brand), .55); }
.btn.primary:hover { background: linear-gradient(135deg, var(--cz-brand-deep), var(--cz-brand));
  border-color: var(--cz-brand-deep); transform: translateY(-1px); }
.btn.primary:active { transform: translateY(0); }
.btn.danger { background: #dc2626; border-color: #dc2626; color: #fff; }
.btn:disabled { opacity: .55; cursor: not-allowed; }

/* ------------------------------------------------------------- 响应式 */
@media (max-width: 640px) {
  .cz-wrap { padding: 14px 12px 70px; }
  .cz-hero { padding: 15px 15px; border-radius: 17px; }
  .cz-hero h1 { font-size: 16.5px; }
  .cz-q-card { padding: 15px 14px; }
  .cz-q-card .cz-oq .q { font-size: 15.5px; }
  .cz-q-card .cz-ohint, .cz-q-card .cz-answer-box { margin-left: 0; }
  .cz-dim { flex-wrap: wrap; }
  .cz-dim .name { flex: 0 0 auto; }
  .btn { min-height: 44px; }
  /* 表单控件 ≥16px：避免 iOS Safari 聚焦输入框时自动缩放页面 */
  .cz-textarea, .cz-field input, .cz-field select,
  .cz-grade-pick select { font-size: 16px; }
}