/* AC伴学赢 · 原型/正式共用设计 Token（移动端优先） */
:root {
  --primary: #17356E;
  --primary-dark: #0F2450;
  --primary-light: #EBF0F9;
  --accent: #C0A062;
  --accent-dark: #A98A4E;
  --success: #16A34A;
  --danger: #DC2626;
  --warning: #D97706;
  --text: #1F2937;
  --text-2: #6B7280;
  --text-3: #9CA3AF;
  --border: #E5E7EB;
  --bg: #F5F6F8;
  --card: #FFFFFF;
  --radius-card: 8px;
  --radius-btn: 8px;
  --radius-tag: 4px;
  --shadow-card: none;
  --font: -apple-system, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
}

/* 深色模式（学员端，模考仿真页除外） */
[data-theme="dark"] {
  --primary: #5B87D8;
  --primary-dark: #4470C2;
  --primary-light: #2A3860;
  --accent: #C9AC72;
  --accent-dark: #B99B5C;
  --text: #E5E9F2;
  --text-2: #9AA5C0;
  --text-3: #66708C;
  --border: #35436B;
  --bg: #0B1120;
  --card: #202B4D;
  --shadow-card: 0 1px 3px rgba(0, 0, 0, .3);
}
[data-theme="dark"] body { background: var(--bg); }
[data-theme="dark"] .card { border: 1px solid var(--border); }
[data-theme="dark"] .topnav, [data-theme="dark"] .tabbar, [data-theme="dark"] .sidenav,
[data-theme="dark"] .mobilebar {
  background: var(--card); border-color: var(--border);
}
[data-theme="dark"] .btn-outline, [data-theme="dark"] .chip, [data-theme="dark"] .form-input,
[data-theme="dark"] .answer-sheet .cell, [data-theme="dark"] .option,
[data-theme="dark"] .modal, [data-theme="dark"] .drawer, [data-theme="dark"] .table,
[data-theme="dark"] .option .opt-key {
  background: var(--card); color: var(--text); border-color: var(--border);
}
[data-theme="dark"] .modal, [data-theme="dark"] .drawer { background: #27335A; }
[data-theme="dark"] .chip.active { background: var(--primary); border-color: var(--primary); color: #fff; }
[data-theme="dark"] .option.selected { background: var(--primary-light); }
[data-theme="dark"] .table th { background: #18223F; }
[data-theme="dark"] .table tr:hover td { background: #28355C; }
[data-theme="dark"] .tabs { border-color: var(--border); }
[data-theme="dark"] .score-ring { background: conic-gradient(var(--accent) calc(var(--p) * 1%), var(--border) 0); }
[data-theme="dark"] .score-ring::before { background: var(--card); }

* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  font-size: 15px;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}
a { color: var(--primary); text-decoration: none; }
img { max-width: 100%; display: block; }

/* 防复制①：禁选择（.no-copy 由学员端 assets/shell.js 加到 <html>，教师端不加载不受影响；
   输入框/文本域恢复可选，保证可正常填写） */
.no-copy body { user-select: none; -webkit-user-select: none; }
.no-copy input, .no-copy textarea { user-select: text; -webkit-user-select: text; }

/* 布局容器（对齐环球学习中心：主容器 1180px，题库类窄容器 900px） */
.page { max-width: 1180px; margin: 0 auto; padding: 0 12px; }
.page-narrow { max-width: 900px; margin: 0 auto; padding: 0 12px; }
@media (min-width: 768px) { .page, .page-narrow { padding: 0 24px; } }

/* 卡片 */
.card {
  background: var(--card);
  border-radius: var(--radius-card);
  border: 1px solid var(--border);
  padding: 16px;
}

/* 按钮 */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 6px; border: none; cursor: pointer;
  border-radius: 999px;
  font-size: 14px; font-family: var(--font);
  padding: 10px 22px; transition: background .15s ease;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-accent { background: var(--accent); color: #fff; }
.btn-outline { background: #fff; color: var(--primary); border: 1px solid var(--primary); }
.btn-block { display: flex; width: 100%; }
.btn[disabled] { background: var(--text-3); cursor: not-allowed; }

/* 标签 */
.tag {
  display: inline-block; font-size: 12px; line-height: 1;
  padding: 4px 8px; border-radius: var(--radius-tag);
  background: var(--primary-light); color: var(--primary);
}
.tag-live { background: #FEF2F2; color: var(--danger); }
.tag-replay { background: #F0FDF4; color: var(--success); }
.tag-pending { background: #FFFBEB; color: var(--warning); }

/* 顶部导航（电脑端） */
.topnav {
  background: #fff; border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 50;
}
.topnav-inner {
  max-width: 1180px; margin: 0 auto; padding: 0 24px;
  height: 60px; display: flex; align-items: center; gap: 28px;
}
/* Logo：一个金色圆角块反白字（AC伴学赢），居中显示 */
.logo {
  display: inline-flex; align-items: center; justify-content: center;
}
.logo .lg-c {
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 6px; padding: 5px 14px; white-space: nowrap;
  background: var(--accent); color: #fff;
  font-size: 15px; font-weight: 700; line-height: 1.3;
}
.topnav a.nav-link { color: var(--text-2); font-size: 15px; }
.topnav a.nav-link.active, .topnav a.nav-link:hover { color: var(--primary); }

/* 底部 Tab（移动端） */
.tabbar {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 50;
  display: flex; background: #fff; border-top: 1px solid var(--border);
  padding-bottom: env(safe-area-inset-bottom);
}
.tabbar a {
  flex: 1; text-align: center; padding: 8px 0 6px;
  color: var(--text-2); font-size: 12px;
}
.tabbar a.active { color: var(--primary); }
.tabbar .tab-ico { font-size: 20px; display: block; line-height: 1.4; }
@media (min-width: 768px) { .tabbar { display: none; } }
/* 底部 Tab 占位：仅手机端留白，桌面端不预留避免短页面空滑 */
@media (max-width: 767px) { .has-tabbar { padding-bottom: 64px; } }

/* 表单 */
.form-item { margin-bottom: 16px; }
.form-label { display: block; font-size: 14px; color: var(--text-2); margin-bottom: 6px; }
.form-input {
  width: 100%; padding: 11px 12px; font-size: 15px; font-family: var(--font);
  border: 1px solid var(--border); border-radius: var(--radius-btn);
  background: #fff; color: var(--text);
}
.form-input:focus { outline: none; border-color: var(--primary); }

/* 答题卡 */
.answer-sheet { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; }
.answer-sheet .cell {
  height: 40px; display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--border); border-radius: 6px; font-size: 14px;
  background: #fff; color: var(--text-2); font-variant-numeric: tabular-nums;
}
.answer-sheet .cell.done { background: var(--primary-light); color: var(--primary); border-color: var(--primary); }
.answer-sheet .cell.right { background: #F0FDF4; color: var(--success); border-color: var(--success); }
.answer-sheet .cell.wrong { background: #FEF2F2; color: var(--danger); border-color: var(--danger); }
.answer-sheet .cell.marked { position: relative; }
.answer-sheet .cell.marked::after {
  content: ""; position: absolute; top: 4px; right: 4px;
  width: 6px; height: 6px; border-radius: 50%; background: var(--accent);
}

/* 题目选项 */
.option {
  display: flex; gap: 10px; align-items: flex-start;
  padding: 12px; border: 1px solid var(--border); border-radius: var(--radius-btn);
  background: #fff; margin-bottom: 10px; cursor: pointer;
}
.option.selected { border-color: var(--primary); background: var(--primary-light); }
.option.right { border-color: var(--success); background: #F0FDF4; }
.option.wrong { border-color: var(--danger); background: #FEF2F2; }
.option .opt-key {
  flex: none; width: 24px; height: 24px; border-radius: 50%;
  border: 1px solid var(--border); display: flex; align-items: center; justify-content: center;
  font-size: 13px; color: var(--text-2);
}
.option.selected .opt-key { background: var(--primary); border-color: var(--primary); color: #fff; }

/* 进度条 */
.progress { height: 6px; border-radius: 3px; background: var(--border); overflow: hidden; }
.progress i { display: block; height: 100%; background: var(--primary); border-radius: 3px; }

/* 空状态 */
.empty { text-align: center; color: var(--text-3); padding: 48px 0; font-size: 14px; }

/* ===== 移动端顶部导航适配 ===== */
@media (max-width: 767px) {
  .topnav-inner { height: 52px; padding: 0 16px; gap: 16px; }
  .topnav-inner nav { display: none !important; }
}

/* ===== 标题档（全站唯一标题字号；页面级禁止覆盖通用字号，特例见 架构说明.md） ===== */
h1 { font-size: 20px; }
h2 { font-size: 17px; }
h3 { font-size: 16px; }
/* 卡片标题（套餐卡/课程卡等大卡标题） */
.card-title { font-size: 20px; font-weight: 700; line-height: 1.3; color: var(--primary); }

/* ===== 通用工具 ===== */
.muted { color: var(--text-2); }
.weak { color: var(--text-3); }
.small { font-size: 13px; }
.mini { font-size: 12px; }
/* 表单下方小提示（教师端各页共用） */
.form-hint { font-size: 12px; color: var(--text-3); margin-top: 4px; }
/* 表格行内操作链接（教师端各页共用） */
.op-link { color: var(--primary); cursor: pointer; margin-right: 10px; }
/* 顶部 flash 提示条（layouts 共用；.flash-stack 定位由各 layout 自定） */
.flash-item { background: rgba(15, 23, 42, .88); color: #fff; font-size: 14px; padding: 8px 18px; border-radius: 999px; max-width: 88vw; text-align: center; }
.flash-item.error { background: rgba(185, 28, 28, .92); }
.flash-item.success { background: rgba(21, 101, 52, .92); }
/* 教师侧边栏里的退出登录按钮（与 .admin-side a 同式） */
.admin-side .side-logout {
  display: block; width: 100%; text-align: left; background: none; border: none;
  cursor: pointer; padding: 11px 20px; color: #C7D2E8; font-size: 14px; font-family: var(--font);
}
.admin-side .side-logout:hover { background: rgba(255,255,255,.08); color: #fff; }
.flex { display: flex; align-items: center; }
.between { display: flex; align-items: center; justify-content: space-between; }
.gap8 { gap: 8px; } .gap12 { gap: 12px; }
.mt8 { margin-top: 8px; } .mt16 { margin-top: 16px; } .mt24 { margin-top: 24px; }
.mb8 { margin-bottom: 8px; } .mb16 { margin-bottom: 16px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 767px) { .grid4 { grid-template-columns: 1fr 1fr; } }
@media (min-width: 768px) { .mobile-only { display: none; } }

/* ===== chip 选择器 ===== */
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  padding: 7px 14px; border-radius: 999px; font-size: 14px; cursor: pointer;
  border: 1px solid var(--border); background: #fff; color: var(--text-2);
}
.chip.active { background: var(--primary); border-color: var(--primary); color: #fff; }

/* ===== 下划线 tabs ===== */
.tabs { display: flex; gap: 24px; border-bottom: 1px solid var(--border); overflow-x: auto; }
.tabs a, .tabs span {
  padding: 12px 2px; font-size: 15px; color: var(--text-2); cursor: pointer;
  border-bottom: 2px solid transparent; white-space: nowrap;
}
.tabs .active { color: var(--primary); border-bottom-color: var(--primary); font-weight: 600; }

/* ===== 表格（教师端） ===== */
.table { width: 100%; border-collapse: collapse; background: #fff; font-size: 13.5px; }
.table th { text-align: left; color: var(--text-2); font-weight: 500; background: #FAFAFA; }
.table th, .table td { padding: 8px 12px; border-bottom: 1px solid var(--border); }
.table tr:hover td { background: #FAFBFF; }

/* ===== 教师端布局 ===== */
.admin { display: flex; min-height: 100vh; }
.admin-side {
  flex: none; width: 220px; background: #0F2145; color: #C7D2E8;
  padding: 20px 0; position: sticky; top: 0; height: 100vh; overflow-y: auto;
}
.admin-side .logo {
  display: flex; justify-content: center; margin: 0 20px 18px;
}
.admin-side a {
  display: block; padding: 11px 20px; color: #C7D2E8; font-size: 14px;
}
.admin-side a.active, .admin-side a:hover { background: rgba(255,255,255,.08); color: #fff; }
.admin-side .side-group { padding: 14px 20px 4px; font-size: 12px; color: #5E7396; }
.admin-main { flex: 1; min-width: 0; padding: 18px 20px; background: var(--bg); }
.admin-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.admin .form-item { margin-bottom: 12px; }
.admin .form-label { font-size: 13px; margin-bottom: 5px; }
.admin .form-input { padding: 8px 10px; font-size: 14px; }
.admin .tabs { gap: 20px; }
.admin .tabs a, .admin .tabs span { padding: 9px 2px; font-size: 14px; }
.admin .modal { padding: 18px; }
@media (max-width: 767px) {
  .admin-side { width: 64px; }
  .admin-side a span, .admin-side .side-group, .admin-side .logo { display: none; }
}

/* ===== 弹窗 ===== */
.modal-mask {
  position: fixed; inset: 0; background: rgba(15,23,42,.5); z-index: 90;
  display: none; align-items: center; justify-content: center; padding: 16px;
}
.modal-mask.show { display: flex; }
.modal {
  background: #fff; border-radius: var(--radius-card); padding: 24px;
  width: 100%; max-width: 420px; max-height: 86vh; overflow-y: auto;
}

/* ===== 抽屉（答题卡/目录） ===== */
.drawer {
  position: fixed; z-index: 95; background: #fff; transition: transform .2s ease;
}
.drawer-bottom { left: 0; right: 0; bottom: 0; max-height: 70vh; border-radius: 14px 14px 0 0; transform: translateY(100%); }
.drawer.show { transform: none; }

/* ===== 得分环 ===== */
.score-ring {
  width: 120px; height: 120px; border-radius: 50%;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  background: conic-gradient(var(--primary) calc(var(--p) * 1%), var(--border) 0);
  position: relative;
}
.score-ring::before { content: ""; position: absolute; inset: 10px; border-radius: 50%; background: #fff; }
.score-ring > * { position: relative; }

/* ===== 列表行 ===== */
.row {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 0; border-bottom: 1px solid var(--border);
}
.row:last-child { border-bottom: none; }

/* ===== 学员端左侧导航（桌面端） ===== */
.layout { display: flex; min-height: 100vh; }
.sidenav {
  flex: none; width: 216px; background: var(--card); border-right: 1px solid var(--border);
  position: sticky; top: 0; height: 100vh; overflow-y: auto;
  padding: 20px 12px; display: none; flex-direction: column; gap: 2px;
}
.sidenav .logo { display: flex; justify-content: center; margin: 0 10px 18px; }
.sidenav .side-link {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 12px; border-radius: 8px; font-size: 15px; color: var(--text-2);
}
.sidenav .side-link svg { flex: none; }
.sidenav .side-link:hover { background: var(--primary-light); color: var(--primary); }
.sidenav .side-link.active {
  background: var(--primary-light); color: var(--primary); font-weight: 600;
  border-left: 3px solid var(--accent);
}
@media (min-width: 768px) {
  .sidenav { display: flex; }
  .layout .content { flex: 1; min-width: 0; }
}
.layout .content { flex: 1; min-width: 0; }

/* 手机端顶部简条（配合左侧导航方案，仅 <768px 显示） */
.mobilebar {
  display: flex; align-items: center; justify-content: space-between;
  height: 52px; padding: 0 16px; background: var(--card); border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 50;
}
@media (min-width: 768px) { .mobilebar { display: none; } }
@media (max-width: 767px) { .layout { display: block; } }

/* ===== 周历条（直播列表） ===== */
/* contain:inline-size —— 内容再多也不贡献固有宽度，防止移动端 shrink-to-fit 把整页撑宽 */
.week-strip { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 4px; contain: inline-size; }
.week-strip .day {
  flex: none; width: 56px; text-align: center; padding: 8px 0; cursor: pointer;
  border: 1px solid var(--border); border-radius: 8px; background: var(--card);
  font-size: 13px; color: var(--text-2);
}
.week-strip .day .d-num { font-size: 16px; font-weight: 600; color: var(--text); display: block; }
.week-strip .day.today { border-color: var(--accent); }
.week-strip .day.active { background: var(--primary); border-color: var(--primary); color: #C7D2E8; }
.week-strip .day.active .d-num { color: #fff; }
.week-strip .day .dot { display: inline-block; width: 5px; height: 5px; border-radius: 50%; background: var(--accent); margin-top: 2px; }


/* ===== 标准提示条（图标 + 文字 + 可选右侧按钮） ===== */
.notice {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 14px; border-radius: 8px;
  font-size: 14px; line-height: 1.5;
}
.notice > svg { flex: none; }
.notice .notice-body { flex: 1; min-width: 0; }
.notice .btn { flex: none; padding: 7px 14px; font-size: 14px; }
.notice-info { background: var(--primary-light); color: var(--primary); }
.notice-gold { background: #F6F0E2; color: var(--accent-dark); }

/* ===== 提示条（深色底 + 白字 + 金色按钮，继续学习/开始学习共用）
   桌面端：内容流内卡片，不悬浮不占满右栏；手机端：固定底部避开 Tab ===== */
.bottom-notice {
  background: #1F2937; color: #fff; border-radius: 12px;
  box-shadow: 0 2px 12px rgba(15, 33, 69, .18);
  margin: 20px auto 0; max-width: 980px;
}
.bottom-notice .bn-inner {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 18px;
}
.bottom-notice .bn-ico {
  flex: none; width: 40px; height: 40px; border-radius: 50%;
  background: rgba(255, 255, 255, .12);
  display: flex; align-items: center; justify-content: center;
}
.bottom-notice .bn-body { flex: 1; min-width: 0; }
.bottom-notice .bn-title {
  font-size: 14px; font-weight: 600;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.bottom-notice .bn-sub { font-size: 12px; color: #9CA3AF; }
.bottom-notice .tag { background: var(--accent); color: #fff; margin-left: 4px; }
.bottom-notice .btn { flex: none; }
@media (max-width: 767px) {
  .bottom-notice {
    position: fixed; left: 0; right: 0; z-index: 60;
    bottom: calc(60px + env(safe-area-inset-bottom));
    margin: 0; max-width: none; border-radius: 0;
  }
  .bottom-notice .bn-inner { padding: 12px 14px; gap: 10px; }
  .bottom-notice .bn-ico { width: 34px; height: 34px; }
  body.has-bnotice { padding-bottom: 148px; }
}

/* ===== 金色数据数字（题库数据卡 / 倒计时等焦点数字） ===== */
.stat-num {
  font-size: 28px; font-weight: 700; line-height: 1.2;
  color: var(--accent); font-variant-numeric: tabular-nums;
}

/* ===== 题目富文本（markdown 渲染结果 + 录题工具条） ===== */
.rich-text { line-height: 1.7; word-break: break-word; }
.rich-text img { max-width: 100%; border-radius: 6px; margin: 6px 0; }
.rich-text table { border-collapse: collapse; margin: 8px 0; font-size: 14px; }
.rich-text th, .rich-text td { border: 1px solid var(--border); padding: 6px 12px; }
.rich-text th { background: var(--bg); }
.rich-text p { margin: 6px 0; }
.rich-text p:first-child { margin-top: 0; }
.rich-text p:last-child { margin-bottom: 0; }
.rich-text blockquote {
  margin: 8px 0; padding: 6px 12px; color: var(--text-2);
  border-left: 3px solid var(--border); background: var(--bg);
}
.rich-text code { background: var(--bg); border-radius: 4px; padding: 1px 5px; font-size: 0.92em; }
.rich-text pre { background: var(--bg); border-radius: 8px; padding: 10px 12px; overflow-x: auto; }
.rich-text pre code { background: none; padding: 0; }
.rich-toolbar { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 6px; }
.rich-toolbar button {
  cursor: pointer; font-size: 12px; font-family: var(--font); color: var(--text-2);
  background: var(--bg); border: 1px solid var(--border); border-radius: 4px; padding: 4px 10px;
}
.rich-toolbar button:hover, .rich-toolbar button.on {
  color: var(--primary); border-color: var(--primary); background: var(--primary-light);
}
.rich-preview {
  display: none; border: 1px dashed var(--border); border-radius: 6px;
  padding: 10px 12px; margin-top: 6px; background: var(--bg); font-size: 14px;
}
.rich-preview.show { display: block; }
.rich-symbol-grid { display: flex; flex-wrap: wrap; gap: 6px; max-height: 260px; overflow-y: auto; }
.rich-symbol {
  width: 34px; height: 34px; cursor: pointer; font-size: 16px; font-family: var(--font);
  background: #fff; border: 1px solid var(--border); border-radius: 4px;
}
.rich-symbol:hover { color: var(--primary); border-color: var(--primary); background: var(--primary-light); }

/* ===== 备案页脚：收进内容栏内部，短页面不撑出多余滚动 ===== */
.layout .content { display: flex; flex-direction: column; }
.layout .content > main { flex: 1; width: 100%; }
.admin-main { display: flex; flex-direction: column; }
.site-footer { margin-top: auto; text-align: center; color: var(--text-3); font-size: 12px; padding: 18px 0 24px; }
.site-footer a { color: var(--text-3); }

/* ===== 桌面/平板字号提升（手机端不变） ===== */
@media (min-width: 768px) {
  body { font-size: 16px; }
  h1 { font-size: 22px; }
  h2 { font-size: 18px; }
  h3 { font-size: 17px; }
  .card-title { font-size: 21px; }
  .table { font-size: 14.5px; }
  .form-label { font-size: 14.5px; }
  .form-input { font-size: 15px; }
  .btn { font-size: 15px; }
  .tag { font-size: 12.5px; }
  .small, .muted.small { font-size: 13.5px; }
  .mini { font-size: 12.5px; }
  .chip { font-size: 14.5px; }
  .notice { font-size: 14.5px; }
  .empty { font-size: 14.5px; }
  .answer-sheet .cell { font-size: 14.5px; }
  .rich-text table, .rich-preview { font-size: 14.5px; }
  .week-strip .day { font-size: 13.5px; }
  .sidenav .side-link { font-size: 15.5px; }
  .topnav a.nav-link { font-size: 15.5px; }
  .tabs a, .tabs span { font-size: 16px; }
}

/* ===== 章节树/卷列表 共用组件（章节练习、历年真题列表等） ===== */
.chap { margin-bottom: 16px; padding: 0; overflow: hidden; }
.chap-head { display: flex; gap: 10px; align-items: flex-start; padding: 16px; cursor: pointer; }
.chap-head:hover { background: #FAFBFF; }
.tg { flex: none; width: 22px; height: 22px; border: 1px solid var(--border); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--primary); font-size: 15px; line-height: 1; margin-top: 2px; background: #fff; }
.chap-info { flex: 1; min-width: 0; }
.chap-name { font-weight: 600; }
.chap-meta { color: var(--text-2); white-space: nowrap; font-variant-numeric: tabular-nums; }
.secs { border-top: 1px solid var(--border); display: none; }
.chap.open .secs { display: block; }
.sec { display: flex; align-items: center; gap: 10px; padding: 20px 16px 20px 48px; border-bottom: 1px solid var(--border); color: var(--text); text-decoration: none; }
.sec:last-child { border-bottom: none; }
.sec:hover { background: #FAFBFF; }
.sec .s-name { flex: 1; min-width: 0; }
.sec .s-meta { color: var(--text-3); white-space: nowrap; font-variant-numeric: tabular-nums; }
.sec .s-go { flex: none; color: var(--primary); background: var(--primary-light); border-radius: 999px; padding: 4px 16px; }
.sec.none { cursor: default; }
.sec.none:hover { background: none; }
.sec.none .s-name { color: var(--text-3); }
.sec .s-none-tag { flex: none; font-size: 12px; color: var(--text-3); border: 1px solid var(--border); border-radius: 999px; padding: 2px 10px; }
.chap-empty { padding: 18px 16px 18px 48px; color: var(--text-3); }
@media (max-width: 767px) {
  .sec { padding-left: 40px; flex-wrap: wrap; }
  .sec .s-name { flex-basis: 100%; }
  .chap-empty { padding-left: 40px; }
}