/* colorblind-test 色盲色弱测试工具页样式(cb- 前缀)
   布局与 widget 参数对齐 datecalc 正式工具页(dt- 体系): 1200px / minmax(0,1fr)+300px@996 / 面包屑 / 小 H1。
   交互组件(模式卡/测试盘/结果/CVD 模拟器)样式自 uidemo v3 原型(cb3-)移植, 色值换 ifm 变量体系。 */
.cb-page { min-height: 100vh; background: #f6f7f9; }
.cb-layout {
    max-width: 1200px; margin: 0 auto; padding: 16px 20px 56px;
    display: grid; grid-template-columns: 1fr; gap: 22px;
}
.cb-col-main { min-width: 0; display: flex; flex-direction: column; gap: 18px; }
.cb-col-side { display: flex; flex-direction: column; gap: 16px; }
@media (min-width: 996px) {
    .cb-layout { grid-template-columns: minmax(0, 1fr) 300px; }
}

.cb-crumb { font-size: .8rem; color: var(--ifm-color-content-secondary, #525860); }
.cb-crumb a { color: var(--ifm-color-content-secondary, #525860); text-decoration: none; }
.cb-crumb a:hover { color: var(--ifm-color-primary, #3578e5); }
.cb-crumb-sep { margin: 0 7px; color: var(--ifm-color-emphasis-300, #d1d5db); }
.cb-titlebox h1 { font-size: 1.2rem; line-height: 1.25; color: var(--ifm-color-content, #1c1e21); margin: 0 0 6px; font-weight: 700; }
.cb-titlebox p { font-size: 1rem; color: var(--ifm-color-content-secondary, #525860); line-height: 1.65; margin: 0; max-width: 720px; }

/* 滚动锚点补偿: 模式/测试/结果三块 scrollIntoView 时让出粘顶栈, 否则块顶钻进导航条底下被遮
   (PC>996px 频道条 42 + navbar 48 = 90px, 与 channel-bar.html 对 TOC 的 calc(90px+…) 补偿同口径;
   移动端频道条隐藏, 只剩 navbar 60px。先例: color-codes .cc4-block 同款 scroll-margin-top) */
.cb-block { scroll-margin-top: calc(var(--ifm-navbar-height, 60px) + 16px); }
@media (min-width: 997px) {
    .cb-block { scroll-margin-top: calc(90px + 16px); }
}

.cb-block-head h2 { font-size: 1.02rem; font-weight: 700; color: var(--ifm-color-content, #1c1e21); margin: 0 0 4px; }
.cb-block-head p { font-size: .8rem; color: var(--ifm-color-content-secondary, #9ca3af); margin: 0 0 10px; }
.cb-card { background: #fff; border: 1px solid #e5e7eb; border-radius: 12px; padding: 18px; box-shadow: 0 1px 2px rgba(15,23,42,.04); }
.cb-sub { font-size: .85rem; color: var(--ifm-color-content-secondary, #525860); margin: 2px 0 0; line-height: 1.6; }
.cb-disclaim { font-size: .75rem; color: #9ca3af; line-height: 1.7; margin: 14px 0 0; padding-top: 12px; border-top: 1px dashed #e5e7eb; }

/* ---------- 模式选择卡 ---------- */
.cb-modes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.cb-mode {
    position: relative; text-align: left; background: #fff; border: 2px solid #e5e7eb; border-radius: 12px;
    padding: 20px 18px 16px; cursor: pointer; transition: all .15s; font-family: inherit;
}
.cb-mode:hover { border-color: #93c5fd; transform: translateY(-2px); box-shadow: 0 6px 18px rgba(37,99,235,.08); }
.cb-mode-main { border-color: var(--ifm-color-primary, #2563eb); }
.cb-mode-main:hover { border-color: var(--ifm-color-primary, #2563eb); }
.cb-mode-badge { position: absolute; top: 14px; right: 14px; font-size: .7rem; color: #6b7280; background: #f3f4f6; border-radius: 999px; padding: 2px 10px; }
.cb-mode h3 { font-size: 1rem; font-weight: 700; margin: 0 0 6px; color: var(--ifm-color-content, #1f2937); }
.cb-mode p { font-size: .8rem; color: var(--ifm-color-content-secondary, #6b7280); line-height: 1.6; margin: 0 0 12px; }
.cb-mode-go { font-size: .8rem; font-weight: 600; color: var(--ifm-color-primary, #2563eb); }
.cb-mode-main .cb-mode-go { color: #fff; background: var(--ifm-color-primary, #2563eb); border-radius: 7px; padding: 4px 12px; }

/* ---------- 测试区 ---------- */
.cb-quiz-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; gap: 10px; }
.cb-back { font-size: .8rem; color: var(--ifm-color-content-secondary, #6b7280); background: none; border: none; cursor: pointer; padding: 4px 0; font-family: inherit; }
.cb-back:hover { color: var(--ifm-color-primary, #2563eb); }
.cb-progress-label { font-size: .8rem; color: var(--ifm-color-content-secondary, #6b7280); }
.cb-progress-label b { color: var(--ifm-color-content, #1f2937); font-size: .95rem; }
.cb-quiz-tag { font-size: .7rem; color: #b45309; background: #fef3c7; border-radius: 999px; padding: 2px 10px; font-weight: 600; }
.cb-progress { height: 6px; background: #eef0f3; border-radius: 999px; overflow: hidden; margin-bottom: 16px; }
.cb-progress i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, #60a5fa, #2563eb); border-radius: 999px; transition: width .3s; }
.cb-question { font-size: 1rem; font-weight: 600; text-align: center; margin: 0 0 12px; color: var(--ifm-color-content, #1f2937); }
.cb-platewrap { display: flex; justify-content: center; margin-bottom: 16px; }
#cbPlate { width: min(300px, 74vw); height: auto; border-radius: 50%; box-shadow: 0 2px 10px rgba(0,0,0,.08); }
.cb-options { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; max-width: 560px; margin: 0 auto; }
.cb-opt {
    border: 1.5px solid #d1d5db; background: #fff; border-radius: 10px; padding: 12px 4px; font-size: 1.1rem;
    font-weight: 600; color: #374151; cursor: pointer; transition: all .12s; font-family: inherit;
}
.cb-opt:hover { border-color: var(--ifm-color-primary, #2563eb); color: var(--ifm-color-primary, #2563eb); background: #eff6ff; }
.cb-opt:active { transform: scale(.96); }
.cb-opt-none { font-size: .8rem; color: var(--ifm-color-content-secondary, #6b7280); font-weight: 400; }
.cb-opt .ico { font-size: 1.3rem; display: block; margin-bottom: 2px; }
.cb-hint { font-size: .75rem; color: #9ca3af; text-align: center; margin: 10px 0 0; }

/* ---------- 结果区 ---------- */
.cb-result-head { display: flex; gap: 14px; align-items: center; margin-bottom: 16px; }
.cb-result-head h2 { font-size: 1.15rem; font-weight: 700; margin: 0; }
.cb-result-badge {
    width: 48px; height: 48px; border-radius: 50%; background: #dcfce7; color: #15803d; font-size: 1.3rem;
    font-weight: 700; display: flex; align-items: center; justify-content: center; flex: none;
}
.cb-result-badge.warn { background: #fef3c7; color: #b45309; }
.cb-result-badge.risk { background: #fee2e2; color: #b91c1c; }
.cb-score-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 16px; max-width: 480px; }
.cb-score { background: #f9fafb; border: 1px solid #eef0f3; border-radius: 10px; padding: 12px; text-align: center; }
.cb-score b { display: block; font-size: 1.35rem; color: var(--ifm-color-content, #1f2937); }
.cb-score span { font-size: .75rem; color: #9ca3af; }
.cb-result-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.cb-btn-primary {
    background: var(--ifm-color-primary, #2563eb); color: #fff; border: none; border-radius: 9px; padding: 11px 24px;
    font-size: .9rem; font-weight: 600; cursor: pointer; transition: background .15s; font-family: inherit;
}
.cb-btn-primary:hover { background: #1d4ed8; }
.cb-btn-ghost {
    background: #fff; color: #374151; border: 1px solid #d1d5db; border-radius: 9px; padding: 11px 20px;
    font-size: .9rem; cursor: pointer; transition: all .15s; font-family: inherit;
}
.cb-btn-ghost:hover { border-color: var(--ifm-color-primary, #2563eb); color: var(--ifm-color-primary, #2563eb); }

/* 每题回顾 */
.cb-reviewbox h3 { font-size: .95rem; font-weight: 700; color: var(--ifm-color-content, #1f2937); margin: 0 0 10px; }
.cb-review { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; margin-bottom: 16px; }
.cb-rev-item { text-align: center; }
.cb-rev-item canvas { width: 100%; max-width: 86px; height: auto; border-radius: 50%; border: 2px solid #e5e7eb; }
.cb-rev-item.ok canvas { border-color: #86efac; }
.cb-rev-item.miss canvas { border-color: #fca5a5; }
.cb-rev-item p { font-size: .7rem; color: var(--ifm-color-content-secondary, #6b7280); margin: 6px 0 0; line-height: 1.5; }
.cb-rev-item p b { color: var(--ifm-color-content, #1f2937); }

/* ---------- CVD 模拟器 ---------- */
.cb-sim-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.cb-sim-tab {
    border: 1.5px solid #d1d5db; background: #fff; border-radius: 999px; padding: 7px 16px; font-size: .8rem;
    color: var(--ifm-color-content-secondary, #6b7280); cursor: pointer; transition: all .12s; font-family: inherit;
}
.cb-sim-tab:hover { border-color: #93c5fd; color: var(--ifm-color-primary, #2563eb); }
.cb-sim-tab.active { border-color: var(--ifm-color-primary, #2563eb); background: #eff6ff; color: var(--ifm-color-primary, #2563eb); font-weight: 600; }
.cb-sim-body { display: flex; gap: 22px; align-items: flex-start; flex-wrap: wrap; }
.cb-sim-plate { flex: none; }
#cbSimPlate { width: 220px; height: 220px; border-radius: 50%; display: block; box-shadow: 0 2px 10px rgba(0,0,0,.08); }
.cb-sim-info { flex: 1; min-width: 260px; }
.cb-sim-info h3 { font-size: 1rem; font-weight: 700; margin: 0 0 6px; }
.cb-sim-info p { font-size: .85rem; color: var(--ifm-color-content-secondary, #6b7280); line-height: 1.7; margin: 0 0 14px; }
.cb-sim-strip { display: grid; grid-template-columns: repeat(8, 1fr); gap: 4px; border-radius: 8px; overflow: hidden; }
.cb-sim-strip i { height: 34px; display: block; }
.cb-sim-note { font-size: .7rem !important; color: #9ca3af; margin-top: 6px !important; }

/* ---------- md 正文(content_html 直接渲染, 无包裹容器) ---------- */
.cb-doc { background: #fff; border: 1px solid #e5e7eb; border-radius: 12px; padding: 18px 20px; box-shadow: 0 1px 2px rgba(15,23,42,.04); }
.cb-doc-title { font-size: 1rem; font-weight: 700; color: var(--ifm-color-content, #1c1e21); margin: 0 0 12px; }
.cb-doc h2 {
    font-size: 1.02rem; font-weight: 700; margin: 26px 0 10px; padding-top: 18px;
    border-top: 1px solid var(--ifm-color-emphasis-200, #ebedf0); color: var(--ifm-color-content, #1c1e21);
}
.cb-doc h2:first-of-type { margin-top: 14px; padding-top: 0; border-top: 0; }
.cb-doc h3 { font-size: .95rem; font-weight: 600; margin: 16px 0 8px; color: var(--ifm-color-content, #1c1e21); }
.cb-doc p { font-size: .95rem; color: var(--ifm-color-content, #1c1e21); line-height: 1.8; margin: 0 0 12px; }
.cb-doc ul, .cb-doc ol { margin: 0 0 12px; padding-left: 22px; }
.cb-doc li { font-size: .95rem; line-height: 1.75; margin: 5px 0; color: var(--ifm-color-content, #1c1e21); }
.cb-doc table { width: 100%; border-collapse: collapse; margin: 14px 0 16px; font-size: .88rem; }
.cb-doc th { background: #f3f4f6; text-align: left; font-weight: 600; }
.cb-doc th, .cb-doc td { border: 1px solid var(--ifm-color-emphasis-200, #ebedf0); padding: 7px 12px; }
.cb-doc blockquote { margin: 14px 0; padding: 10px 14px; border-left: 3px solid #6d28d9; background: #f5f3ff; border-radius: 0 8px 8px 0; color: #4c1d95; font-size: .88rem; }

/* ---------- 右栏 widget(参数对齐 dt-widget) ---------- */
.cb-widget { background: #fff; border: 1px solid var(--ifm-color-emphasis-200, #ebedf0); border-radius: 12px; padding: 16px 18px; }
.cb-widget-title { font-size: 1rem; font-weight: 700; color: var(--ifm-color-content, #1c1e21); margin: 0 0 12px; }
.cb-table { width: 100%; border-collapse: collapse; font-size: .9rem; }
.cb-table td { padding: 6px 4px; border-bottom: 1px solid #f3f4f6; color: var(--ifm-color-content, #1c1e21); }
.cb-table td:first-child { color: var(--ifm-color-content-secondary, #525860); font-size: .8rem; }
.cb-table tr:last-child td { border-bottom: 0; }
.cb-tool-link {
    display: flex; align-items: center; gap: 10px; padding: 8px 6px; margin: 0 -6px;
    border-radius: 9px; text-decoration: none; transition: background .15s;
}
.cb-tool-link:hover { background: var(--ifm-hover-overlay, rgba(0,0,0,.05)); }
.cb-tool-link b { display: block; font-size: .9rem; color: var(--ifm-color-content, #1c1e21); font-weight: 500; }
.cb-tool-link div > span { display: block; font-size: .8rem; color: var(--ifm-color-content-secondary, #525860); margin-top: 1px; }
.cb-tool-ico {
    flex: none; width: 28px; height: 28px; border-radius: 7px; margin-top: 1px;
    background: #eef2ff; color: #4338ca; font-weight: 700; font-size: .8rem;
    display: flex; align-items: center; justify-content: center;
}
.cb-tool-ico-all { background: #e0f2fe; color: #0369a1; }
.cb-widget-priv { background: #ecfdf5; border-color: #a7f3d0; }
.cb-widget-priv b { font-size: .9rem; color: #065f46; }
.cb-widget-priv p { font-size: .8rem; color: #047857; line-height: 1.65; margin: 6px 0 0; }

/* ---------- 响应式 ---------- */
@media (max-width: 860px) {
    .cb-modes { grid-template-columns: 1fr; }
    .cb-sim-body { flex-direction: column; align-items: center; }
    .cb-sim-info { width: 100%; }
    .cb-review { grid-template-columns: repeat(4, 1fr); gap: 8px; }
}
@media (max-width: 560px) {
    .cb-options { gap: 6px; }
    .cb-score-row { gap: 6px; }
}