@import "tailwindcss";

/* ============================================================
   姜十三论坛 · GRAPHITE INDIGO 设计系统
   冷调石墨灰阶 / 纯白卡片 / 靛蓝主色 / 近黑锌灰暗色
   ============================================================ */

:root {
  /* 浅色（默认）——冷调石墨：底色微蓝灰，面板纯白浮起，层次干净锐利 */
  --bg: #f6f7f9;
  --panel: #ffffff;
  --panel-2: #f2f4f7;
  --tint: #eceff3;
  --ink: #161a22;
  --ink-2: #4b5260;
  --ink-3: #5b6270;
  --line: #e4e7ec; /* 装饰性分隔/卡片边（非交互，配合阴影与底色高差） */
  --line-2: #7c8698; /* 功能性边界：输入框/按钮/分页等可交互控件，满足 1.4.11 ≥3:1 */

  --accent: #3b5bdb;
  --accent-hi: #3451c8;
  --accent-soft: rgba(59, 91, 219, 0.1);
  --accent-on: #ffffff;

  --clay: #a5420a;
  --clay-soft: rgba(165, 66, 10, 0.12);
  --gold: #825700;
  --gold-soft: rgba(130, 87, 0, 0.13);

  --danger: #c8281e;
  --danger-soft: rgba(200, 40, 30, 0.09);
  --ok: #137333;
  --ok-soft: rgba(19, 115, 51, 0.1);

  /* 工作台语义：导航选中态 / 榜单奖牌色 */
  --nav-active-bg: var(--accent-soft);
  --nav-active-ink: var(--accent);
  --nav-active-line: rgba(59, 91, 219, 0.22);
  --rank-1: #96620f;
  --rank-2: #5d6676;
  --rank-3: #a05a2c;

  --shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.05);
  --shadow: 0 2px 8px rgba(16, 24, 40, 0.05), 0 10px 28px rgba(16, 24, 40, 0.06);
  --shadow-lg: 0 6px 16px rgba(16, 24, 40, 0.08), 0 20px 48px rgba(16, 24, 40, 0.12);

  /* next/font 构建期自托管，变量由 layout.tsx 注入；
     本地系统字体仅作网络字体分片就绪前的回退（PingFang/雅黑与 Noto 观感接近） */
  --font-display: var(--font-jakarta), var(--font-noto-sc), -apple-system,
    "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-sans: var(--font-jakarta), var(--font-noto-sc), -apple-system,
    "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-mono: var(--font-jetbrains), var(--font-noto-sc), ui-monospace,
    "Cascadia Code", Consolas, monospace;

  --r: 18px;
  --r-sm: 12px;

  color-scheme: light;
}

.dark {
  /* 近黑锌灰：面板逐层浮起，靛蓝提亮为长春花蓝 */
  --bg: #0f1115;
  --panel: #181b21;
  --panel-2: #20242c;
  --tint: #282d37;
  --ink: #eef1f6;
  --ink-2: #b6bdc9;
  --ink-3: #98a1b2;
  --line: rgba(238, 241, 246, 0.08); /* 装饰性分隔/卡片边 */
  --line-2: rgba(238, 241, 246, 0.38); /* 功能性控件边界，1.4.11 ≥3:1 */

  --accent: #8ea2ff;
  --accent-hi: #a9b8ff;
  --accent-soft: rgba(141, 163, 255, 0.16);
  --accent-on: #10162b;

  --clay: #f0875a;
  --clay-soft: rgba(240, 135, 90, 0.16);
  --gold: #e0b259;
  --gold-soft: rgba(224, 178, 89, 0.16);

  --danger: #ff6b60;
  --danger-soft: rgba(255, 107, 96, 0.15);
  --ok: #58d18a;
  --ok-soft: rgba(88, 209, 138, 0.15);

  /* 工作台语义 */
  --nav-active-bg: rgba(141, 163, 255, 0.14);
  --nav-active-ink: #a9b8ff;
  --nav-active-line: rgba(141, 163, 255, 0.3);
  --rank-1: #e3bf74;
  --rank-2: #b9c1cd;
  --rank-3: #e0a06e;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow: 0 2px 8px rgba(0, 0, 0, 0.28), 0 12px 32px rgba(0, 0, 0, 0.22);
  --shadow-lg: 0 6px 18px rgba(0, 0, 0, 0.35), 0 24px 56px rgba(0, 0, 0, 0.3);

  color-scheme: dark;
}

html {
  scrollbar-color: var(--line-2) transparent;
}

body {
  background-color: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  /* 亚像素渲染在 Windows 高分屏更实；强制 grayscale 会让 400/500 中文偏虚 */
  -webkit-font-smoothing: auto;
  text-rendering: optimizeLegibility;
  font-synthesis: none; /* 禁止伪粗，避免缺档字重糊成一团 */
}

/* 全站悬停即显提示气泡（配合 TipHost + data-tip，替代原生 title 延迟） */
.j13-tip-bubble {
  position: fixed;
  z-index: 9999;
  max-width: min(280px, calc(100vw - 20px));
  padding: 5px 10px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 400;
  line-height: 1.4;
  letter-spacing: 0.01em;
  pointer-events: none;
  white-space: normal;
  overflow-wrap: anywhere;
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 10%, var(--panel));
  border: 1px solid color-mix(in srgb, var(--accent) 30%, var(--line));
  box-shadow: var(--shadow-sm);
  animation: j13-tip-in 80ms ease-out;
}
.dark .j13-tip-bubble {
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 16%, var(--panel));
  border-color: color-mix(in srgb, var(--accent) 38%, var(--line));
}
@keyframes j13-tip-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
@media (prefers-reduced-motion: reduce) {
  .j13-tip-bubble {
    animation: none;
  }
}

/* ============================================================
   发帖台：文档式舞台（对齐私信页体量；不改动全站 .field）
   控件：白底 + 单层描边；聚焦同 j13-chat-search
   ============================================================ */
.j13-compose-page {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
/* Suspense / 客户端壳层也要把高度往下传 */
.j13-compose-page > :last-child {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.j13-compose-stage {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  min-height: 0;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r);
  box-shadow: var(--shadow);
  overflow: visible;
}
.j13-compose-toolbar {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1.25rem;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--panel) 92%, var(--panel-2));
  position: sticky;
  top: 3.5rem;
  z-index: 20;
  border-radius: var(--r) var(--r) 0 0;
}
@media (min-width: 640px) {
  .j13-compose-toolbar {
    padding: 0.85rem 1.75rem;
  }
}
.j13-compose-toolbar-title {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.j13-compose-toolbar-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}
.j13-compose-body {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  min-height: 0;
  padding: 1.15rem 1.15rem 0.75rem;
  gap: 0.85rem;
}
@media (min-width: 640px) {
  .j13-compose-body {
    padding: 1.25rem 1.4rem 0.85rem;
    gap: 0.95rem;
  }
}
/* 发帖分区卡片：轻分隔，不过度割裂也不糊成一片 */
.j13-compose-section {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  padding: 1rem 1.1rem 1.1rem;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 70%, var(--panel));
}
.j13-compose-section-title {
  margin: 0;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--ink-3);
}
.j13-compose-section-writing {
  background: var(--panel);
  border-color: color-mix(in srgb, var(--line) 85%, var(--accent) 15%);
  box-shadow: 0 1px 0 color-mix(in srgb, var(--ink) 3.5%, transparent);
  flex: 1 1 auto;
  min-height: 0;
}
/* 类型面板已在分区内，去掉二次描边避免套娃 */
.j13-compose-section .j13-compose-typepanel {
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
}
.j13-compose-actions {
  flex-shrink: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1rem;
  padding: 1rem 1.5rem 1.25rem;
  border-top: 1px solid var(--line);
  background: var(--panel);
}
.j13-compose-actions-error {
  flex: 1 1 12rem;
  margin: 0;
  max-width: min(100%, 28rem);
}
.j13-compose-actions-end {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem;
  margin-left: auto;
}
@media (min-width: 640px) {
  .j13-compose-actions {
    padding-left: 2rem;
    padding-right: 2rem;
  }
}

/* 元信息：板块固定宽 + 标签吃满剩余 + 可见性 */
.j13-compose-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 0.85rem 1rem;
}
.j13-compose-meta-board {
  width: 100%;
  max-width: 220px;
  flex: 0 1 220px;
}
.j13-compose-meta-tags {
  flex: 1 1 240px;
  min-width: 200px;
  max-width: 100%;
}
.j13-compose-meta-access {
  width: 100%;
  max-width: 200px;
  flex: 0 1 200px;
}

.j13-compose-typebar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.j13-compose-typechip {
  height: 34px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink-2);
  font-size: 13px;
  font-weight: 500;
  transition: background 0.12s ease, color 0.12s ease, border-color 0.12s ease;
}
.j13-compose-typechip:hover:not(:disabled) {
  border-color: color-mix(in srgb, var(--accent) 35%, var(--line));
  color: var(--accent);
}
.j13-compose-typechip.is-on {
  background: var(--accent-soft);
  border-color: color-mix(in srgb, var(--accent) 40%, var(--line));
  color: var(--accent);
}
.j13-compose-typechip:disabled:not(.is-on) {
  opacity: 0.45;
  cursor: not-allowed;
}
.j13-compose-typepanel {
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px dashed color-mix(in srgb, var(--accent) 28%, var(--line));
  background: color-mix(in srgb, var(--accent-soft) 55%, var(--panel));
}
.j13-lottery-prize-table-wrap {
  overflow-x: auto;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--panel);
}
.j13-lottery-prize-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}
.j13-lottery-prize-table th,
.j13-lottery-prize-table td {
  padding: 8px 10px;
  text-align: left;
  vertical-align: middle;
  border-bottom: 1px solid var(--line);
}
.j13-lottery-prize-table th {
  font-weight: 600;
  color: var(--ink-2);
  background: var(--panel-2);
  white-space: nowrap;
}
.j13-lottery-prize-table tbody tr:last-child td {
  border-bottom: none;
}
.j13-lottery-prize-table .col-idx {
  width: 2.5rem;
  color: var(--ink-3);
  font-variant-numeric: tabular-nums;
}
.j13-lottery-prize-table .col-count {
  width: 6.5rem;
}
.j13-lottery-prize-table .col-actions {
  width: 4.5rem;
  text-align: right;
}
.j13-lottery-prize-table .j13-compose-field {
  width: 100%;
  padding: 7px 10px;
  font-size: 13.5px;
}
.j13-lottery-prize-table .j13-compose-field-count {
  width: 100%;
  max-width: 5.5rem;
}
.j13-compose-attach-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--panel);
}
.j13-interact-card {
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--panel);
}

/* 抽奖卡：对齐截图结构，落在站点石墨/令牌体系内 */
/* 类型帖交互卡（投票 / 悬赏 / 抽奖）共用壳 */
.j13-typed-card {
  padding: 16px 18px 14px;
}
.j13-typed-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 14px;
}
.j13-typed-head-main {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  min-width: 0;
}
.j13-typed-title {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.j13-typed-title svg {
  flex-shrink: 0;
}
.j13-typed-title.is-question {
  color: var(--ink);
}
.j13-typed-title.is-poll {
  color: var(--accent);
}
.j13-typed-title.is-bounty {
  color: var(--clay);
}
.j13-typed-title.is-lottery {
  color: var(--gold);
}
.j13-typed-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.j13-typed-actions-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}
.j13-typed-meta,
.j13-typed-empty {
  margin: 8px 0 0;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--ink-3);
}
.j13-typed-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 16px;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-size: 12.5px;
  color: var(--ink-3);
}
.j13-typed-foot-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 550;
}
.j13-typed-foot-status svg {
  flex-shrink: 0;
  color: var(--ink-2);
}
.j13-typed-foot-time {
  font-variant-numeric: tabular-nums;
}
.j13-bounty-points {
  font-weight: 700;
  color: var(--clay);
}
.j13-poll-options {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}
.j13-poll-option {
  position: relative;
  display: block;
  width: 100%;
  text-align: left;
  overflow: hidden;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--panel);
  transition: border-color 0.15s ease, background 0.15s ease;
}
.j13-poll-option:disabled {
  cursor: default;
}
.j13-poll-option:not(:disabled):hover {
  border-color: color-mix(in srgb, var(--accent) 35%, var(--line));
}
.j13-poll-option.is-on {
  border-color: var(--accent);
  background: var(--accent-soft);
}
.j13-poll-option-bar {
  position: absolute;
  inset: 0 auto 0 0;
  opacity: 0.28;
  background: var(--accent);
  pointer-events: none;
}
.j13-poll-option-row {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.j13-poll-option-text {
  font-size: 14px;
  color: var(--ink);
}
.j13-poll-option-stat {
  flex-shrink: 0;
  font-size: 12.5px;
  color: var(--ink-3);
}
.j13-poll-voters {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 6px 0 0;
  padding: 0 2px;
  list-style: none;
}
.j13-poll-voter {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 2px 8px 2px 3px;
  border-radius: 999px;
  font-size: 12px;
  background: var(--accent-soft);
  color: var(--accent);
  text-decoration: none;
}
.j13-poll-voter:hover {
  text-decoration: underline;
}

.j13-lottery-card {
  padding: 16px 18px 14px;
}
.j13-lottery-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 14px;
}
.j13-lottery-head-main {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  min-width: 0;
}
.j13-lottery-title {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--gold);
}
.j13-lottery-title svg {
  flex-shrink: 0;
}
.j13-lottery-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.j13-lottery-meta,
.j13-lottery-empty {
  margin: 8px 0 0;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--ink-3);
}
/* 截止倒计时：投票 / 悬赏 / 抽奖共用 */
.j13-deadline-countdown {
  margin-top: 12px;
  padding: 12px 14px 11px;
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--accent) 22%, var(--line));
  background: color-mix(in srgb, var(--accent-soft) 55%, var(--panel));
}
.j13-deadline-countdown.is-expired {
  border-color: color-mix(in srgb, var(--ink-3) 35%, var(--line));
  background: color-mix(in srgb, var(--tint) 70%, var(--panel));
}
.j13-deadline-countdown-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin: 0 0 8px;
  font-size: 12.5px;
  font-weight: 650;
  color: var(--accent);
}
.j13-deadline-countdown.is-expired .j13-deadline-countdown-label {
  color: var(--ink-2);
}
.j13-deadline-countdown-digits {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 8px;
}
.j13-deadline-countdown-unit {
  display: inline-flex;
  align-items: baseline;
  gap: 4px;
  padding: 6px 10px 5px;
  border-radius: 10px;
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}
.j13-deadline-countdown-unit.is-sec {
  border-color: color-mix(in srgb, var(--accent) 28%, var(--line));
  background: color-mix(in srgb, var(--accent-soft) 45%, var(--panel));
}
.j13-deadline-countdown-num {
  font-family: var(--font-mono);
  font-size: clamp(1.35rem, 3.2vw, 1.75rem);
  font-weight: 750;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.j13-deadline-countdown-suf {
  font-size: 12px;
  font-weight: 650;
  color: var(--ink-3);
}
.j13-deadline-countdown-unit.is-sec .j13-deadline-countdown-num {
  color: var(--accent);
}
.j13-deadline-countdown-expired {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 750;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.j13-deadline-countdown-ends {
  margin: 8px 0 0;
  font-size: 12px;
  color: var(--ink-3);
  font-variant-numeric: tabular-nums;
}
.dark .j13-deadline-countdown-unit {
  background: var(--panel-2);
  box-shadow: none;
}
.j13-deadline-picker {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.j13-deadline-picker-head {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}
.j13-deadline-picker-label {
  font-size: 13px;
  font-weight: 650;
  color: var(--ink);
}
.j13-deadline-picker-modes {
  display: inline-flex;
  align-self: flex-start;
  gap: 2px;
  padding: 3px;
  border-radius: 999px;
  background: var(--tint);
  border: 1px solid color-mix(in srgb, var(--line) 80%, transparent);
}
.j13-deadline-mode {
  border: 0;
  background: transparent;
  color: var(--ink-2);
  font-size: 12.5px;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.12s ease, color 0.12s ease, box-shadow 0.12s ease;
}
.j13-deadline-mode.is-on {
  background: var(--panel);
  color: var(--ink);
  box-shadow: var(--shadow-sm);
}
.j13-deadline-mode:hover:not(:disabled):not(.is-on) {
  color: var(--ink);
}
.j13-deadline-mode:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}
.j13-deadline-presets,
.j13-deadline-quick-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}
.j13-deadline-chip {
  height: 32px;
  padding: 0 13px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink-2);
  font-size: 13px;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  transition: background 0.12s ease, color 0.12s ease, border-color 0.12s ease;
}
.j13-deadline-chip-sm {
  height: 28px;
  padding: 0 10px;
  font-size: 12.5px;
}
.j13-deadline-chip:hover:not(:disabled) {
  border-color: color-mix(in srgb, var(--accent) 35%, var(--line));
  color: var(--accent);
}
.j13-deadline-chip.is-on {
  background: var(--accent-soft);
  border-color: color-mix(in srgb, var(--accent) 40%, var(--line));
  color: var(--accent);
}
.j13-deadline-chip:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.j13-deadline-custom {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.j13-deadline-fields {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 8px;
}
.j13-deadline-field {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  /* 合适宽度：比半行窄、比内容贴边宽，留一点点击余量 */
  width: 11.75rem;
  max-width: 100%;
  flex: 0 0 auto;
  min-width: 0;
  padding: 8px 10px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--panel);
  cursor: pointer;
  transition: border-color 0.12s ease, box-shadow 0.12s ease;
}
.j13-deadline-field:last-child {
  width: 8.75rem;
}
.j13-deadline-field:focus-within {
  border-color: color-mix(in srgb, var(--accent) 45%, var(--line));
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.j13-deadline-field-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  flex-shrink: 0;
  color: var(--accent);
  background: var(--accent-soft);
}
.j13-deadline-field-meta {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-width: 0;
  flex: 1 1 auto;
  position: relative;
}
.j13-deadline-field-label {
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.04em;
  color: var(--ink-3);
}
.j13-deadline-field-input {
  display: block;
  width: 100%;
  min-width: 0;
  border: 0;
  padding: 0;
  margin: 0;
  background: transparent;
  color: var(--ink);
  font-size: 13.5px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  font-family: var(--font-sans);
  outline: none;
  color-scheme: light dark;
}
.j13-deadline-field-input:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}
/* 左侧已有图标：隐藏原生指示器，避免双图标与多余空白 */
.j13-deadline-field-input::-webkit-calendar-picker-indicator {
  opacity: 0;
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
}
.j13-deadline-quick {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
}
.j13-deadline-quick-label {
  flex-shrink: 0;
  font-size: 12px;
  font-weight: 650;
  color: var(--ink-3);
  min-width: 2em;
}
.j13-deadline-preview {
  margin: 0;
  padding: 9px 12px;
  border-radius: 10px;
  background: color-mix(in srgb, var(--accent-soft) 70%, var(--panel));
  border: 1px solid color-mix(in srgb, var(--accent) 18%, var(--line));
  color: var(--ink-2);
  font-size: 12.5px;
  line-height: 1.45;
}
.j13-deadline-preview strong {
  color: var(--ink);
  font-weight: 650;
}
.j13-deadline-hint {
  margin: 0;
  font-size: 12px;
  line-height: 1.45;
  color: var(--ink-3);
}
/* 奖品 / 中奖者：横向排布，放不下换行 */
.j13-lottery-prize-row,
.j13-lottery-winner-row {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 8px 10px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}
.j13-lottery-prize-row > li,
.j13-lottery-winner-row > li {
  min-width: 0;
}
/* 奖品胶囊：淡金底 + 深金字 + 奖杯徽标 */
.j13-lottery-prize-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  max-width: min(100%, 28rem);
  padding: 6px 13px 6px 11px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 650;
  line-height: 1.25;
  background: var(--gold-soft);
  color: var(--gold);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--gold) 28%, transparent);
}
.j13-lottery-prize-chip svg {
  flex-shrink: 0;
}
.j13-lottery-prize-chip-text {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.j13-lottery-prize-chip-count {
  margin-left: 0.3em;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
}
.j13-lottery-winners-label {
  margin: 14px 0 0;
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-3);
}
.j13-lottery-winner-row {
  margin-top: 8px;
}
/* 中奖者：横向胶囊卡片，内容定宽、可换行 */
.j13-lottery-winner {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  column-gap: 10px;
  width: min(100%, 15.5rem);
  min-height: 52px;
  padding: 8px 14px 8px 8px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow-sm);
}
.j13-lottery-winner-avatar {
  grid-column: 1;
}
.j13-lottery-winner-body {
  grid-column: 2;
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.j13-lottery-winner-name {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 13px;
  font-weight: 650;
  line-height: 1.25;
  color: var(--ink);
  text-decoration: none;
}
.j13-lottery-winner-name:hover {
  color: var(--accent);
}
.j13-lottery-winner-prize {
  display: block;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--gold);
}
.dark .j13-lottery-winner {
  background: var(--panel-2);
  box-shadow: none;
}
.j13-lottery-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 16px;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-size: 12.5px;
  color: var(--ink-3);
}
.j13-lottery-foot-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 550;
}
.j13-lottery-foot-status svg {
  flex-shrink: 0;
  color: var(--ink-2);
}
.j13-lottery-foot-time {
  font-variant-numeric: tabular-nums;
}
.j13-interact-card.is-unsolved {
  background: color-mix(in srgb, var(--danger) 7%, var(--panel));
  border-color: color-mix(in srgb, var(--danger) 22%, var(--line));
}
.j13-interact-card.is-solved {
  background: color-mix(in srgb, var(--ok) 8%, var(--panel));
  border-color: color-mix(in srgb, var(--ok) 22%, var(--line));
}
.dark .j13-interact-card.is-unsolved {
  background: color-mix(in srgb, var(--danger) 14%, var(--panel));
  border-color: color-mix(in srgb, var(--danger) 32%, var(--line));
}
.dark .j13-interact-card.is-solved {
  background: color-mix(in srgb, var(--ok) 14%, var(--panel));
  border-color: color-mix(in srgb, var(--ok) 30%, var(--line));
}

/* 正文下方已采纳答案：与类型帖 typed-card 同框，配色克制 */
.j13-accepted-answer {
  margin-top: 1.75rem;
}
.j13-accepted-answer.is-question,
.j13-accepted-answer.is-bounty {
  /* 覆盖旧绿底/左边条；沿用 interact-card 面板 */
  border-color: var(--line);
  background: var(--panel);
  box-shadow: none;
}
.j13-accepted-answer__author {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  margin-top: 12px;
}
.j13-accepted-answer__chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  background: var(--ok-soft);
  color: var(--ok);
}
.j13-accepted-answer__body {
  min-width: 0;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}
/* 正文下方类型特殊块（投票/悬赏/抽奖/问答状态） */
.j13-interact-below {
  margin-top: 1.75rem;
}
.j13-interact-below + .j13-accepted-answer,
.j13-interact-below + .j13-question-below {
  margin-top: 1rem;
}
.j13-question-below {
  margin-top: 1.75rem;
}

.j13-compose-field {
  width: 100%;
  padding: 10px 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--ink);
  font-size: 15px;
  font-family: var(--font-sans);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.j13-compose-field::placeholder { color: var(--ink-3); }
.j13-compose-field:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.j13-compose-field:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}
.j13-compose-field-invalid {
  border-color: color-mix(in srgb, var(--danger) 55%, var(--line));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--danger) 14%, transparent);
}

.j13-compose-title {
  width: 100%;
  padding: 0.25rem 0 0.75rem;
  margin: 0;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: clamp(1.4rem, 2.5vw, 1.75rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.3;
  transition: border-color 0.15s ease;
}
.j13-compose-title::placeholder {
  color: var(--ink-3);
  font-weight: 500;
}
.j13-compose-title:focus {
  outline: none;
  border-bottom-color: var(--accent);
  box-shadow: none;
}

/* 标签：对齐私信搜索 —— 同高、同聚焦，输入无内层描边；白底避免灰块 */
.j13-tag-field {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  min-height: 2.5rem;
  padding: 4px 12px;
  cursor: text;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.j13-tag-field:focus-within {
  border-color: var(--accent) !important;
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.j13-tag-field-input,
.j13-tag-field-input:focus,
.j13-tag-field-input:focus-visible {
  outline: none !important;
  box-shadow: none !important;
  border: 0 !important;
  background: transparent !important;
}

.j13-board-picker { position: relative; }
.j13-board-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  height: 2.5rem;
  min-height: 2.5rem;
  padding: 0 12px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--ink);
  text-align: left;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  cursor: pointer;
}
.j13-board-trigger:hover:not(:disabled) {
  border-color: color-mix(in srgb, var(--line-2) 40%, var(--line));
}
.j13-board-trigger:focus { outline: none; }
.j13-board-trigger:focus-visible,
.j13-board-trigger[aria-expanded="true"] {
  outline: none !important;
  border-color: var(--accent) !important;
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.j13-board-trigger:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}
.j13-board-trigger-ico {
  width: 24px;
  height: 24px;
  border-radius: 7px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 800;
  flex-shrink: 0;
}
.j13-board-menu {
  position: absolute;
  z-index: 40;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  min-width: 100%;
  max-height: 280px;
  overflow-y: auto;
  padding: 6px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow-lg);
}
.j13-board-option {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 10px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  transition: background 0.12s ease;
}
.j13-board-option:hover,
.j13-board-option.is-active,
.j13-board-option.is-selected {
  background: var(--accent-soft);
  color: var(--accent);
}
.j13-board-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 2.5rem;
  min-height: 2.5rem;
  padding: 0 12px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--ink-2);
  font-size: 14px;
  font-weight: 600;
}

/* 正文画布占满剩余高度 */
.j13-compose-canvas {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.j13-md-editor {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  min-height: 0;
  margin-top: 0;
  border: 0;
  background: transparent;
  overflow: visible;
}
.j13-md-editor.is-fullscreen {
  position: fixed;
  inset: 0;
  z-index: 80;
  margin: 0;
  padding: 1rem 1.25rem 1.25rem;
  background: var(--panel);
  border: 0;
  box-shadow: var(--shadow-lg);
}
.j13-md-toolbar {
  flex-shrink: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2px;
  padding: 4px 0 12px;
  border-bottom: 1px solid var(--line);
  background: transparent;
}
.j13-md-tool {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  color: var(--ink-2);
  transition: background 0.12s ease, color 0.12s ease;
}
.j13-md-tool:hover:not(:disabled) {
  background: var(--accent-soft);
  color: var(--accent);
}
.j13-md-tool:disabled { opacity: 0.4; }
.j13-md-tool:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}
.j13-md-mode {
  display: inline-flex;
  align-items: center;
  padding: 3px;
  border-radius: 999px;
  background: var(--panel);
  border: 1px solid var(--line);
}
.j13-md-mode button {
  height: 30px;
  padding: 0 12px;
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--ink-3);
}
.j13-md-mode button.is-on {
  background: var(--accent-soft);
  color: var(--accent);
}
.j13-md-textarea {
  flex: 1 1 auto;
  width: 100%;
  min-height: 320px;
  height: 100%;
  resize: none;
  border: 0 !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  background: transparent !important;
  padding: 1rem 0 0.75rem !important;
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 15.5px !important;
  line-height: 1.8 !important;
}
.j13-md-editor.is-fullscreen .j13-md-textarea,
.j13-md-editor.is-fullscreen .j13-md-preview {
  min-height: 0;
}
.j13-md-textarea::placeholder { color: var(--ink-3); }
.j13-md-textarea:focus,
.j13-md-textarea:focus-visible {
  outline: none !important;
  box-shadow: none !important;
  border: 0 !important;
}
.j13-md-preview {
  flex: 1 1 auto;
  min-height: 320px;
  overflow-y: auto;
  padding: 1rem 0 0.75rem;
  background: transparent;
}
.j13-md-foot {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0 0;
  font-size: 12.5px;
  color: var(--ink-3);
  border-top: 1px solid var(--line);
  background: transparent;
}

.j13-compose-shell {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r);
  box-shadow: var(--shadow);
  overflow: visible;
}


/* 发帖/编辑：占满 main 剩余高度，减少卡片下方空余（保留页脚） */
body:has([data-compose-viewport]) #main {
  display: flex;
  flex-direction: column;
  min-height: 0;
  /* 略收紧上下边距，把高度留给舞台 */
  padding-top: 1.15rem;
  padding-bottom: 1.15rem;
}
body:has([data-compose-viewport]) #main > [data-compose-viewport] {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

/* 聊天页：整页锁在视口内，避免「页面滚动 + 对话区滚动」双滚动条 */
body:has([data-chat-viewport]) {
  height: 100dvh;
  max-height: 100dvh;
  overflow: hidden;
}
body:has([data-chat-viewport]) > footer {
  display: none;
}
body:has([data-chat-viewport]) #main {
  flex: 1 1 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  /* 覆盖 root layout 的 py-7/sm:py-9，只留紧凑间距 */
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
  overflow: hidden;
}

::selection {
  background: var(--accent);
  color: var(--accent-on);
}

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}
::-webkit-scrollbar-thumb {
  background: var(--line-2);
  border-radius: 99px;
  border: 3px solid var(--bg);
}

/* 链接重置放入 base 层：避免未分层规则击败 components 层的 .btn-primary 等类
   （Tailwind v4 中未分层样式优先级高于任何 @layer） */
@layer base {
  /* 必须在 base 层：未分层的 * 选择器会击败 @layer components 中所有
     border-color（.field/.btn-line/.pager-btn 等曾因此实际渲染成 --line） */
  *,
  ::before,
  ::after {
    border-color: var(--line);
  }
  a {
    color: inherit;
    text-decoration: none;
  }
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  letter-spacing: -0.015em;
}

:focus-visible {
  outline: 2.5px solid var(--accent);
  outline-offset: 2px;
  border-radius: 6px;
}

/* 消息侧栏搜索：单层描边，避免外框 + focus-visible 双线 */
.j13-chat-search:focus-within {
  border-color: var(--accent) !important;
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.j13-chat-search-input,
.j13-chat-search-input:focus,
.j13-chat-search-input:focus-visible {
  outline: none !important;
  box-shadow: none !important;
}

/* 聊天输入区：与搜索框同款聚焦态 */
.j13-chat-composer:focus-within {
  border-color: var(--accent) !important;
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.j13-chat-composer-input,
.j13-chat-composer-input:focus,
.j13-chat-composer-input:focus-visible {
  outline: none !important;
  box-shadow: none !important;
  resize: none !important;
}
.j13-chat-composer-input.has-value {
  color: transparent;
  caret-color: var(--ink);
}
.j13-chat-composer-input.has-value::placeholder {
  color: transparent;
}

/* 后台输入：与聊天搜索同一套壳层聚焦（未分层，才能压过全局 :focus-visible 双线） */
.admin-field-shell,
.admin-stepper {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 12px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.admin-field-shell:hover:not(:focus-within),
.admin-stepper:hover:not(:focus-within) {
  border-color: color-mix(in srgb, var(--line-2) 40%, var(--line));
}
.admin-field-shell:focus-within,
.admin-stepper:focus-within {
  border-color: var(--accent) !important;
  box-shadow: 0 0 0 3px var(--accent-soft);
  background: var(--panel);
}
.admin-field-input,
.admin-field-input:focus,
.admin-field-input:focus-visible,
.admin-stepper-input,
.admin-stepper-input:focus,
.admin-stepper-input:focus-visible {
  outline: none !important;
  box-shadow: none !important;
  border: 0 !important;
  background: transparent !important;
}
.admin-stepper-btn:focus,
.admin-stepper-btn:focus-visible {
  outline: none !important;
  box-shadow: none !important;
}
.admin-field-shell.is-invalid {
  border-color: var(--danger) !important;
}
.admin-field-shell.is-invalid:focus-within {
  box-shadow: 0 0 0 3px var(--danger-soft);
}
.j13-chat-composer-mirror {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  white-space: pre-wrap;
  overflow-wrap: break-word;
  word-break: break-word;
  color: var(--ink);
}
.j13-mention-token {
  display: inline-block;
  padding: 2px 8px;
  margin: 0 2px;
  border-radius: 999px;
  line-height: 1.35;
  vertical-align: baseline;
  /* 主题强调色加深 + 对比色字，胶囊形 */
  background: color-mix(in srgb, var(--accent) 82%, #000);
  color: #fff !important;
  font-weight: 500;
  text-decoration: none !important;
  cursor: pointer;
  transition: filter 0.12s ease, opacity 0.12s ease;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}
a.j13-mention-token:hover {
  filter: brightness(1.08);
  opacity: 0.95;
}
.dark .j13-mention-token {
  /* 暗色下 accent 偏亮，用实心 accent + 配套字色 */
  background: var(--accent);
  color: var(--accent-on) !important;
}
/* 输入镜像层：不加粗/不加 padding，避免与透明 textarea 字宽错位 */
.j13-chat-composer-mirror .j13-mention-token {
  display: inline;
  padding: 0;
  margin: 0;
  line-height: inherit;
  font-weight: inherit;
  border-radius: 999px;
  box-shadow: none;
  background: color-mix(in srgb, var(--accent) 82%, #000);
}
.dark .j13-chat-composer-mirror .j13-mention-token {
  background: var(--accent);
  color: var(--accent-on) !important;
}

@layer components {
  /* ----- 小标签（旧名 .kicker 保留兼容） ----- */
  .kicker {
    font-family: var(--font-sans);
    font-size: 12.5px;
    font-weight: 500;
    letter-spacing: 0.02em;
    color: var(--ink-3);
  }

  /* ----- 卡片 ----- */
  .panel {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--r);
    box-shadow: var(--shadow-sm);
  }
  .hover-lift {
    transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
  }
  .hover-lift:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
    border-color: var(--line-2);
  }

  /* 整行可点：标题链接的 ::after 铺满最近的 relative 行容器，
     行内其他交互元素加 .above-link 抬到点击层之上 */
  .stretch-link::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
  }
  .above-link {
    position: relative;
    z-index: 2;
  }

  /* ----- 按钮（胶囊） ----- */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 10px 20px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 500;
    line-height: 1;
    border: 1px solid transparent;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, color 0.15s,
      transform 0.12s ease, box-shadow 0.15s;
    white-space: nowrap;
  }
  .btn:active { transform: scale(0.97); }
  .btn:disabled { opacity: 0.5; cursor: not-allowed; }

  .btn-primary {
    background: var(--accent);
    color: var(--accent-on);
    /* 阴影色跟随动态主题色（color-mix 引用令牌，换肤自动生效） */
    box-shadow: 0 1px 2px rgba(16, 24, 40, 0.12),
      0 2px 8px color-mix(in srgb, var(--accent) 26%, transparent);
  }
  .btn-primary:hover:not(:disabled) {
    background: var(--accent-hi);
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(16, 24, 40, 0.1),
      0 8px 20px color-mix(in srgb, var(--accent) 34%, transparent);
  }
  .btn-primary:active:not(:disabled) {
    transform: translateY(0);
  }
  /* 与 btn-primary 同款，历史类名兼容 */
  .btn-accent {
    background: var(--accent);
    color: var(--accent-on);
    box-shadow: 0 1px 2px rgba(16, 24, 40, 0.12),
      0 2px 8px color-mix(in srgb, var(--accent) 26%, transparent);
  }
  .btn-accent:hover:not(:disabled) {
    background: var(--accent-hi);
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(16, 24, 40, 0.1),
      0 8px 20px color-mix(in srgb, var(--accent) 34%, transparent);
  }
  .btn-accent:active:not(:disabled) {
    transform: translateY(0);
  }

  .btn-line {
    background: var(--panel);
    border-color: var(--line-2);
    color: var(--ink);
  }
  .btn-line:hover:not(:disabled) {
    border-color: var(--accent);
    color: var(--accent);
  }

  .btn-danger {
    background: var(--danger-soft);
    color: var(--danger);
  }
  .btn-danger:hover:not(:disabled) {
    background: var(--danger);
    color: #fff;
  }
  .dark .btn-danger:hover:not(:disabled) {
    /* 暗色 danger 为亮红，白字仅 2.79:1，改用深色文字 */
    color: #1a0c0b;
  }

  .btn-sm { padding: 7px 14px; font-size: 13px; }

  /* ----- 成功操作（审核通过等） ----- */
  .btn-ok {
    background: var(--ok-soft);
    color: var(--ok);
  }
  .btn-ok:hover:not(:disabled) {
    background: var(--ok);
    color: #fff;
  }
  .dark .btn-ok:hover:not(:disabled) {
    color: #0a1a10;
  }

  /* ============================================================
     管理后台控件（仅 /admin；颜色全部走令牌）
     ============================================================ */
  .admin-switch {
    position: relative;
    flex-shrink: 0;
    width: 2.75rem;
    height: 1.625rem;
    border-radius: 999px;
    border: none;
    padding: 0;
    cursor: pointer;
    transition: background 0.15s ease;
    background: var(--line-2);
  }
  .admin-switch[aria-checked="true"] {
    background: var(--accent);
  }
  .admin-switch:disabled {
    opacity: 0.6;
    cursor: not-allowed;
  }
  .admin-switch:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
  }
  .admin-switch-knob {
    position: absolute;
    top: 0.125rem;
    left: 0.125rem;
    width: 1.375rem;
    height: 1.375rem;
    border-radius: 999px;
    background: var(--panel);
    box-shadow: var(--shadow-sm);
    transition: transform 0.15s ease;
  }
  .admin-switch[aria-checked="true"] .admin-switch-knob {
    transform: translateX(1.125rem);
  }

  .admin-seg {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.5rem 0.875rem;
    border-radius: 999px;
    border: none;
    font-size: 13px;
    font-weight: 500;
    line-height: 1.35;
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease;
    color: var(--ink-2);
    background: var(--panel-2);
  }
  .admin-seg:hover:not(:disabled):not([aria-selected="true"]):not([aria-pressed="true"]) {
    color: var(--ink);
    background: var(--tint);
  }
  .admin-seg[aria-selected="true"],
  .admin-seg[aria-pressed="true"],
  .admin-seg[aria-current="page"] {
    background: var(--nav-active-bg);
    color: var(--nav-active-ink);
  }
  .admin-seg:disabled {
    opacity: 0.5;
    cursor: not-allowed;
  }
  .admin-seg:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
  }
  .admin-seg-count {
    min-width: 1.25rem;
    padding: 0 0.375rem;
    border-radius: 999px;
    font-size: 11px;
    font-variant-numeric: tabular-nums;
    line-height: 1.7;
    background: var(--panel);
    color: var(--ink-3);
  }
  .admin-seg[aria-selected="true"] .admin-seg-count,
  .admin-seg[aria-pressed="true"] .admin-seg-count,
  .admin-seg[aria-current="page"] .admin-seg-count {
    color: var(--nav-active-ink);
  }
  .admin-seg-sm {
    padding: 0.375rem 0.75rem;
    font-size: 12.5px;
  }

  .admin-icon-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border-radius: 999px;
    border: none;
    padding: 0;
    cursor: pointer;
    color: var(--ink-3);
    background: transparent;
    transition: background 0.15s ease, color 0.15s ease;
  }
  .admin-icon-btn:hover:not(:disabled) {
    background: var(--accent-soft);
    color: var(--accent);
  }
  .admin-icon-btn.is-danger:hover:not(:disabled) {
    background: var(--danger-soft);
    color: var(--danger);
  }
  .admin-icon-btn.is-danger.is-active,
  .admin-icon-btn.is-danger[aria-pressed="true"] {
    color: var(--danger);
  }
  .admin-icon-btn.is-accent {
    color: var(--accent);
  }
  .admin-icon-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
  }
  .admin-icon-btn:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
  }

  .admin-status {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.125rem 0.5rem;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 500;
    line-height: 1.55;
    white-space: nowrap;
  }
  .admin-status.is-ok {
    background: var(--ok-soft);
    color: var(--ok);
  }
  .admin-status.is-warn {
    background: var(--gold-soft);
    color: var(--gold);
  }
  .admin-status.is-danger {
    background: var(--danger-soft);
    color: var(--danger);
  }
  .admin-status.is-muted {
    background: var(--tint);
    color: var(--ink-3);
  }
  .admin-status.is-accent {
    background: var(--accent-soft);
    color: var(--accent);
  }

  .admin-toolbar {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--line);
    background: var(--panel);
  }
  @media (min-width: 640px) {
    .admin-toolbar {
      padding: 0.875rem 1.25rem;
    }
  }

  /* 内容管理工具条：类型 / 状态 / 搜索同一行，避免三行左对齐或等分顶栏留白 */
  .admin-content-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem 1rem;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--line);
    background: var(--panel);
  }
  @media (min-width: 640px) {
    .admin-content-toolbar {
      padding: 0.75rem 1.25rem;
    }
  }
  .admin-content-kind {
    display: inline-flex;
    align-items: center;
    gap: 0.2rem;
    padding: 0.2rem;
    border-radius: 999px;
    background: var(--panel-2);
    flex-shrink: 0;
  }
  .admin-content-kind-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.4rem 0.8rem;
    border: none;
    border-radius: 999px;
    background: transparent;
    color: var(--ink-3);
    font-size: 13px;
    font-weight: 600;
    line-height: 1.3;
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease;
  }
  .admin-content-kind-btn:hover:not([aria-selected="true"]) {
    color: var(--ink);
  }
  .admin-content-kind-btn[aria-selected="true"] {
    background: var(--panel);
    color: var(--ink);
    box-shadow: 0 0 0 1px var(--line);
  }
  .admin-content-kind-btn:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
  }
  .admin-content-kind-count {
    min-width: 1.15rem;
    padding: 0 0.35rem;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 500;
    font-variant-numeric: tabular-nums;
    line-height: 1.65;
    background: var(--panel);
    color: var(--ink-3);
  }
  .admin-content-kind-btn[aria-selected="true"] .admin-content-kind-count {
    background: var(--accent-soft);
    color: var(--accent);
  }
  .admin-content-split {
    display: none;
    width: 1px;
    height: 1.5rem;
    background: var(--line);
    flex-shrink: 0;
  }
  .admin-content-status {
    flex: 1 1 14rem;
    min-width: 0;
  }
  .admin-content-search {
    flex: 1 1 12rem;
    max-width: 18rem;
    min-width: 11rem;
    margin-left: auto;
  }
  @media (min-width: 768px) {
    .admin-content-split {
      display: block;
    }
  }
  @media (max-width: 767px) {
    .admin-content-search {
      flex-basis: 100%;
      max-width: none;
      margin-left: 0;
    }
  }

  .admin-field-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
  }
  .admin-field-head .field-label {
    margin-bottom: 0;
  }
  .admin-field-count {
    font-size: 12px;
    font-variant-numeric: tabular-nums;
    color: var(--ink-3);
    flex-shrink: 0;
  }
  .admin-field-shell {
    display: flex;
    align-items: center;
    width: 100%;
  }
  .admin-field-shell.is-area {
    display: block;
  }
  .admin-field-input {
    width: 100%;
    min-width: 0;
    padding: 10px 12px;
    color: var(--ink);
    font-size: 14px;
    line-height: 1.5;
    font-family: var(--font-sans);
  }
  .admin-field-input::placeholder {
    color: var(--ink-3);
  }
  .admin-field-input:disabled {
    opacity: 0.6;
    cursor: not-allowed;
  }
  textarea.admin-field-input {
    display: block;
    font-family: var(--font-sans);
    font-size: 14px;
    line-height: 1.7;
    resize: vertical;
  }
  .admin-search-shell {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    height: 2.5rem;
    padding: 0 0.75rem;
  }
  .admin-search-shell .admin-field-input {
    padding: 0;
    height: 100%;
    font-size: 13px;
  }

  .admin-stepper {
    display: inline-flex;
    align-items: stretch;
    flex-shrink: 0;
    height: 2.5rem;
    overflow: hidden;
  }
  .admin-stepper.is-disabled {
    opacity: 0.6;
  }
  .admin-stepper-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    border: none;
    padding: 0;
    background: transparent;
    color: var(--ink-2);
    cursor: pointer;
  }
  .admin-stepper-btn:hover:not(:disabled) {
    background: var(--tint);
    color: var(--ink);
  }
  .admin-stepper-btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
  }
  .admin-stepper-input {
    width: 3.25rem;
    min-width: 0;
    padding: 0;
    margin: 0;
    text-align: center;
    color: var(--ink);
    font-size: 14px;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    font-family: var(--font-sans);
  }
  .admin-stepper-unit {
    display: inline-flex;
    align-items: center;
    padding-right: 0.25rem;
    font-size: 12.5px;
    color: var(--ink-3);
    user-select: none;
  }

  /* ----- 点赞按钮：未赞描边态，hover 同色系填充；已赞为浅底实心态 ----- */
  .j13-like {
    border-color: var(--line-2);
    color: var(--ink-2);
    background: var(--panel);
    transition:
      border-color 0.15s ease,
      color 0.15s ease,
      background-color 0.15s ease,
      box-shadow 0.15s ease;
  }
  .j13-like svg {
    transition: transform 0.15s ease;
  }
  .j13-like:hover:not(:disabled),
  .j13-like.is-liked {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-soft);
  }
  /* 已赞态 hover 再加深一档，并给同色系投影；心形轻微放大（不改变布局） */
  .j13-like:hover:not(:disabled) {
    box-shadow: 0 2px 10px color-mix(in srgb, var(--accent) 22%, transparent);
  }
  .j13-like.is-liked:hover:not(:disabled) {
    background: color-mix(in srgb, var(--accent) 17%, transparent);
  }
  .j13-like:hover:not(:disabled) svg {
    transform: scale(1.15);
  }
  .j13-like:active:not(:disabled) svg {
    transform: scale(0.95);
  }
  .j13-like:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
  }
  @media (prefers-reduced-motion: reduce) {
    .j13-like,
    .j13-like svg {
      transition: none;
    }
    .j13-like:hover:not(:disabled) svg,
    .j13-like:active:not(:disabled) svg {
      transform: none;
    }
  }

  /* ----- 表单 ----- */
  .field-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--ink-2);
    margin-bottom: 8px;
  }
  .field {
    width: 100%;
    padding: 12px 15px;
    background: var(--panel);
    border: 1px solid var(--line-2);
    border-radius: var(--r-sm);
    color: var(--ink);
    font-size: 15px;
    font-family: var(--font-sans);
    transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
  }
  /* 占位符不使用 opacity：透明度与底色合成后浅色仅 3.7:1，实色 ink-3 达 5.72:1 */
  .field::placeholder { color: var(--ink-3); }
  .field:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3.5px var(--accent-soft);
    background: var(--panel);
  }
  textarea.field {
    font-family: var(--font-sans);
    font-size: 15px;
    line-height: 1.75;
    resize: vertical;
  }

  /* ----- 标签 / 徽标 ----- */
  .chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12.5px;
    font-weight: 500;
    padding: 4px 12px;
    background: var(--tint);
    color: var(--ink-2);
    border-radius: 999px;
    white-space: nowrap;
    transition: background 0.15s, color 0.15s;
  }
  a.chip:hover {
    background: var(--accent-soft);
    color: var(--accent);
  }
  .badge-pin {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    font-weight: 500;
    padding: 4px 11px;
    background: var(--clay-soft);
    color: var(--clay);
    border-radius: 999px;
    white-space: nowrap;
  }
  .badge-rec {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    font-weight: 500;
    padding: 4px 11px;
    background: var(--gold-soft);
    color: var(--gold);
    border-radius: 999px;
    white-space: nowrap;
  }
  .badge-pending {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    font-weight: 500;
    padding: 4px 11px;
    background: var(--accent-soft);
    color: var(--accent);
    border-radius: 999px;
    white-space: nowrap;
  }
  .badge-type {
    display: inline-flex;
    align-items: center;
    font-size: 12px;
    font-weight: 500;
    padding: 4px 11px;
    /* 固定靛紫，不跟主题 accent，避免与状态徽章撞色 */
    background: color-mix(in srgb, #5b5bd6 12%, var(--panel));
    color: #4f46b8;
    border-radius: 999px;
    white-space: nowrap;
  }
  .dark .badge-type {
    background: rgba(165, 180, 252, 0.16);
    color: #a5b4fc;
  }
  .badge-access {
    display: inline-flex;
    align-items: center;
    font-size: 12px;
    font-weight: 500;
    padding: 4px 11px;
    background: var(--tint);
    color: var(--ink-2);
    border-radius: 999px;
    white-space: nowrap;
  }

  /* 类型帖状态徽章：浅色区分，避免同一灰；状态色固定，不跟主题 */
  .badge-status {
    display: inline-flex;
    align-items: center;
    font-size: 12px;
    font-weight: 500;
    padding: 4px 11px;
    border-radius: 999px;
    white-space: nowrap;
  }
  .badge-status-unsolved {
    /* 淡红：待解决，与推荐金 / 已解决绿区分 */
    background: color-mix(in srgb, #c8281e 11%, var(--panel));
    color: #b91c1c;
  }
  .badge-status-solved {
    background: color-mix(in srgb, var(--ok) 16%, var(--panel));
    color: var(--ok);
  }
  .badge-status-open {
    /* 进行中：天空蓝，不跟主题 accent，亦区别于类型徽章 */
    background: color-mix(in srgb, #0284c7 12%, var(--panel));
    color: #0369a1;
  }
  /* 已结束 / 已过期 / 已开奖 / 已截止：统一灰胶囊（标识已到期） */
  .badge-status-closed {
    background: color-mix(in srgb, #5b6b8c 12%, var(--panel));
    color: #5b6b8c;
  }
  .dark .badge-status-unsolved {
    background: rgba(255, 107, 96, 0.14);
    color: #fca5a5;
  }
  .dark .badge-status-solved {
    background: color-mix(in srgb, var(--ok) 22%, transparent);
    color: var(--ok);
  }
  .dark .badge-status-open {
    background: rgba(56, 189, 248, 0.14);
    color: #7dd3fc;
  }
  .dark .badge-status-closed {
    background: rgba(170, 182, 207, 0.14);
    color: #aab6cf;
  }

  /* 评论区成就徽标：实心底，比类型/状态浅底更醒目 */
  .badge-accepted {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    font-weight: 600;
    padding: 4px 11px;
    border-radius: 999px;
    white-space: nowrap;
    background: var(--ok);
    color: #ffffff;
  }
  .dark .badge-accepted {
    background: var(--ok);
    color: #0c1a10;
  }
  .badge-winner {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    font-weight: 600;
    padding: 4px 11px;
    border-radius: 999px;
    white-space: nowrap;
    /* 中奖：明亮类金色（不用偏棕的 --gold 实心白字） */
    background: color-mix(in srgb, #d4a017 22%, var(--panel));
    color: #8a6d00;
    box-shadow: inset 0 0 0 1px color-mix(in srgb, #d4a017 42%, transparent);
  }
  .dark .badge-winner {
    background: color-mix(in srgb, #e8c56b 26%, transparent);
    color: #f5dfa0;
    box-shadow: inset 0 0 0 1px color-mix(in srgb, #e8c56b 48%, transparent);
  }

  /* 站点公告列表 */
  .j13-anno-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 10px;
  }
  .j13-anno-item {
    display: flex;
    align-items: flex-start;
    gap: 0;
    padding: 11px 12px 11px 0;
    border-radius: 12px;
    border: 1px solid var(--line);
    background: transparent;
    transition: background 0.15s ease, border-color 0.15s ease;
    overflow: hidden;
  }
  .j13-anno-item::before {
    content: "";
    flex-shrink: 0;
    width: 3px;
    align-self: stretch;
    margin-right: 11px;
    border-radius: 0 2px 2px 0;
    background: color-mix(in srgb, var(--accent) 55%, transparent);
  }
  .j13-anno-item:hover,
  .j13-anno-item:focus-visible {
    background: var(--accent-soft);
    border-color: color-mix(in srgb, var(--accent) 28%, var(--line));
  }
  .j13-anno-item:hover::before,
  .j13-anno-item:focus-visible::before {
    background: var(--accent);
  }
  .j13-anno-item-body {
    min-width: 0;
    flex: 1;
    padding-right: 2px;
  }
  .j13-anno-item-title {
    display: block;
    font-size: 13px;
    font-weight: 400;
    line-height: 1.45;
    color: var(--ink);
  }
  .j13-anno-item:hover .j13-anno-item-title,
  .j13-anno-item:focus-visible .j13-anno-item-title {
    color: var(--accent);
  }
  .j13-anno-item-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 6px;
  }
  /* 板块胶囊：仅标识，不可点（列表行点击由 stretch-link 进帖） */
  .j13-board-tag {
    display: inline-flex;
    align-items: center;
    padding: 0 7px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 500;
    line-height: 1.65;
    background: var(--tint);
    color: var(--ink-2);
    white-space: nowrap;
    pointer-events: none;
    user-select: none;
  }

  /* 站点公告标签：预设色板（浅/暗成对，文字与底色均满足 AA 对比度） */
  .j13-anno-tag {
    display: inline-flex;
    align-items: center;
    max-width: 132px;
    padding: 2px 10px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 500;
    line-height: 1.55;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .j13-anno-tag.is-blue   { background: rgba(52, 81, 200, 0.12);  color: #3451c8; }
  .j13-anno-tag.is-green  { background: rgba(19, 115, 51, 0.12);  color: #137333; }
  .j13-anno-tag.is-orange { background: rgba(165, 66, 10, 0.12);  color: #a5420a; }
  .j13-anno-tag.is-red    { background: rgba(200, 40, 30, 0.1);   color: #c8281e; }
  .j13-anno-tag.is-purple { background: rgba(109, 71, 192, 0.12); color: #6d47c0; }
  .j13-anno-tag.is-gray   { background: rgba(82, 96, 122, 0.13);  color: #52607a; }
  .dark .j13-anno-tag.is-blue   { background: rgba(169, 184, 255, 0.18); color: #a9b8ff; }
  .dark .j13-anno-tag.is-green  { background: rgba(88, 209, 138, 0.16);  color: #58d18a; }
  .dark .j13-anno-tag.is-orange { background: rgba(240, 135, 90, 0.17);  color: #f0875a; }
  .dark .j13-anno-tag.is-red    { background: rgba(255, 107, 96, 0.16);  color: #ff6b60; }
  .dark .j13-anno-tag.is-purple { background: rgba(192, 168, 245, 0.18);  color: #c0a8f5; }
  .dark .j13-anno-tag.is-gray   { background: rgba(170, 182, 207, 0.17);  color: #aab6cf; }

  /* 后台颜色选择器圆点 */
  .j13-anno-dot {
    width: 22px;
    height: 22px;
    border-radius: 999px;
    border: 2px solid transparent;
    cursor: pointer;
    padding: 0;
    transition: transform 0.12s ease, box-shadow 0.12s ease;
  }
  .j13-anno-dot:hover { transform: scale(1.12); }
  .j13-anno-dot[aria-pressed="true"] {
    border-color: var(--panel);
    box-shadow: 0 0 0 2px var(--accent);
  }
  .j13-anno-dot.is-blue   { background: #3451c8; }
  .j13-anno-dot.is-green  { background: #137333; }
  .j13-anno-dot.is-orange { background: #a5420a; }
  .j13-anno-dot.is-red    { background: #c8281e; }
  .j13-anno-dot.is-purple { background: #6d47c0; }
  .j13-anno-dot.is-gray   { background: #52607a; }
  .dark .j13-anno-dot.is-blue   { background: #a9b8ff; }
  .dark .j13-anno-dot.is-green  { background: #58d18a; }
  .dark .j13-anno-dot.is-orange { background: #f0875a; }
  .dark .j13-anno-dot.is-red    { background: #ff6b60; }
  .dark .j13-anno-dot.is-purple { background: #c0a8f5; }
  .dark .j13-anno-dot.is-gray   { background: #aab6cf; }

  /* ----- 分页 ----- */
  .pager-btn {
    background: var(--panel);
    border-color: var(--line-2);
    color: var(--ink-2);
  }
  .pager-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-1px);
  }
  /* 当前页：与全站选中态一致的主题色淡化底（而非实心填充） */
  .pager-btn.is-current,
  .pager-btn.is-current:hover {
    background: var(--nav-active-bg);
    border-color: var(--nav-active-line);
    color: var(--nav-active-ink);
    font-weight: 600;
  }

  /* ----- 辅助 ----- */
  .meta {
    font-family: var(--font-sans);
    font-size: 12.5px;
    color: var(--ink-3);
    font-variant-numeric: tabular-nums;
  }
  .link-accent { color: var(--accent); }
  .link-accent:hover { color: var(--accent-hi); }

  .alert-error {
    padding: 12px 15px;
    border: 1px solid color-mix(in srgb, var(--danger) 30%, transparent);
    background: var(--danger-soft);
    color: var(--danger);
    border-radius: var(--r-sm);
    font-size: 14px;
    font-weight: 500;
  }
  .alert-ok {
    padding: 12px 15px;
    border: 1px solid color-mix(in srgb, var(--ok) 30%, transparent);
    background: var(--ok-soft);
    color: var(--ok);
    border-radius: var(--r-sm);
    font-size: 14px;
    font-weight: 500;
  }

  /* ============================================================
     工作台组件（WORKSPACE EDITION）
     ============================================================ */

  /* 信息流小 tab：描边小圆角按钮，选中为 accent 浅底描边（布局类走 Tailwind，此处不写 display） */
  .j13-tab {
    appearance: none;
    border: 1px solid var(--line);
    background: var(--panel);
    border-radius: 999px;
    padding: 4.5px 12px;
    font-family: var(--font-sans);
    font-size: 12.5px;
    font-weight: 500;
    line-height: 1.35;
    color: var(--ink-3);
    cursor: pointer;
    white-space: nowrap;
    transition: background 0.16s ease, color 0.16s ease, border-color 0.16s ease;
  }
  .j13-tab:hover {
    color: var(--ink);
    border-color: var(--line-2);
    background: var(--panel-2);
  }
  .j13-tab[aria-selected="true"] {
    background: var(--accent-soft);
    border-color: color-mix(in srgb, var(--accent) 38%, var(--line));
    color: var(--accent);
    font-weight: 600;
  }
  .j13-tab:active {
    transform: scale(0.97);
  }

  /* 帖子流「有新内容」提示条（三期） */
  .j13-feed-new-tip:hover {
    filter: brightness(0.97);
  }
  .j13-feed-new-tip:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
  }
  @media (prefers-reduced-motion: reduce) {
    .j13-feed-new-tip {
      transition: none;
    }
  }

  /* 侧栏导航项：无选中态的悬停/聚焦与榜单、公告一致，用主题色淡底 */
  .j13-raillink {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    border: 1px solid transparent;
    border-radius: var(--r-sm);
    font-size: 14px;
    font-weight: 500;
    color: var(--ink-2);
    transition: background 0.16s ease, color 0.16s ease, border-color 0.16s ease;
  }
  .j13-raillink:hover,
  .j13-raillink:focus-visible {
    background: var(--accent-soft);
    color: var(--ink);
  }
  .j13-raillink[aria-current="page"],
  .j13-raillink[aria-current="page"]:hover,
  .j13-raillink[aria-current="page"]:focus-visible {
    background: var(--nav-active-bg);
    border-color: var(--nav-active-line);
    color: var(--nav-active-ink);
    font-weight: 600;
  }

  /* 首页左栏「全部讨论 / 板块目录」卡片：与面包屑的纯文字位置指引区分，
     承载讨论量等发现型信息，点击在工作台内筛选帖子流 */
  .j13-bcard {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 9px 10px;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--r-sm);
    transition: border-color 0.16s ease, background 0.16s ease;
  }
  .j13-bcard:hover {
    border-color: var(--nav-active-line);
    background: var(--panel-2);
  }
  .j13-bcard:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
  }
  /* 选中态：全站统一使用主题色淡化底（--nav-active-bg，随站点主题色联动），
     与 raillink / chip / tab / 顶部导航 pill 的选中表达保持一致 */
  .j13-bcard[aria-current="page"],
  .j13-bcard[aria-current="page"]:hover {
    border-color: var(--nav-active-line);
    background: var(--nav-active-bg);
  }
  .j13-bcard-name {
    color: var(--ink);
    font-size: 14px;
    font-weight: 500;
  }
  .j13-bcard[aria-current="page"] .j13-bcard-name {
    color: var(--nav-active-ink);
  }
  .j13-bcard-ico {
    width: 34px;
    height: 34px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 800;
    flex-shrink: 0;
  }
  @media (prefers-reduced-motion: reduce) {
    .j13-bcard {
      transition: none;
    }
  }

  /* 工作台模块卡 */
  .j13-module {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--r);
    box-shadow: var(--shadow-sm);
    padding: 16px;
  }
  .j13-module-title {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 13.5px;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: var(--ink);
  }

  /* 统计数字格：白底细线，避免灰块 */
  .j13-stat {
    display: flex;
    flex-direction: column;
    gap: 3px;
    min-width: 0;
    padding: 11px 13px;
    background: transparent;
    border: 1px solid var(--line);
    border-radius: var(--r-sm);
  }
  .j13-stat .j13-stat-num {
    font-size: 22px;
    font-weight: 500;
    line-height: 1.15;
    letter-spacing: -0.015em;
    color: var(--ink);
    font-variant-numeric: tabular-nums;
  }
  .j13-stat .j13-stat-lab {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    color: var(--ink-3);
    white-space: nowrap;
  }

  /* 站点数据：无灰底瓦片，细线分隔 */
  .j13-pulse {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    margin-top: 10px;
    border: 1px solid var(--line);
    border-radius: var(--r-sm);
    overflow: hidden;
  }
  .j13-pulse-cell {
    min-width: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 14px 12px;
    background: transparent;
    border: 0;
    border-radius: 0;
  }
  .j13-pulse-cell:nth-child(odd) {
    border-right: 1px solid var(--line);
  }
  .j13-pulse-cell:nth-child(-n + 2):nth-last-child(n + 3) {
    border-bottom: 1px solid var(--line);
  }
  .j13-pulse-lab {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    font-size: 11.5px;
    font-weight: 400;
    color: var(--ink-3);
    white-space: nowrap;
  }
  .j13-pulse-num {
    margin-top: 6px;
    font-size: 18px;
    font-weight: 500;
    line-height: 1.05;
    letter-spacing: -0.015em;
    color: var(--ink);
    font-variant-numeric: tabular-nums;
  }
  .j13-pulse-foot {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3px;
    margin-top: 6px;
    font-size: 10.5px;
    font-weight: 400;
    line-height: 1;
    color: var(--ink-3);
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
  }
  .j13-pulse-foot.is-up {
    color: var(--ok);
    font-weight: 400;
  }
  .j13-pulse-dot {
    position: relative;
    width: 6px;
    height: 6px;
    border-radius: 9999px;
    background: var(--ok);
    flex-shrink: 0;
  }
  .j13-pulse-dot::after {
    content: "";
    position: absolute;
    inset: -3px;
    border-radius: 9999px;
    background: var(--ok);
    opacity: 0.4;
    animation: j13-ping 1.8s cubic-bezier(0, 0, 0.2, 1) infinite;
  }
  @keyframes j13-ping {
    0% { transform: scale(0.6); opacity: 0.5; }
    70%, 100% { transform: scale(1.9); opacity: 0; }
  }
  @media (prefers-reduced-motion: reduce) {
    .j13-pulse-dot::after {
      animation: none;
      opacity: 0.25;
    }
  }
  /* 卡内签到条：分隔线 + 紧凑按钮 */
  .j13-pulse-checkin {
    margin-top: 10px;
    padding-top: 11px;
    border-top: 1px solid var(--line);
  }
  .j13-pulse-checkin-btn {
    gap: 4px;
    padding: 6px 11px;
    font-size: 12px;
    white-space: nowrap;
  }
  .j13-pulse-checkin-done {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 11px;
    border-radius: 9999px;
    font-size: 12px;
    font-weight: 500;
    white-space: nowrap;
  }

  /* 热门榜单 */
  .j13-rank {
    position: relative;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 8px 8px;
    border-radius: 10px;
    transition: background 0.16s ease;
  }
  /* 榜单行：无选中态的导航项，悬停/聚焦统一使用主题色淡化底 */
  .j13-rank:hover,
  .j13-rank:focus-visible {
    background: var(--accent-soft);
  }
  .j13-rank-title {
    display: block;
    color: var(--ink);
    font-size: 13px;
    font-weight: 500;
    line-height: 1.375;
    transition: color 0.16s ease;
  }
  .j13-rank:hover .j13-rank-title,
  .j13-rank:focus-visible .j13-rank-title {
    color: var(--accent);
  }
  .j13-rank .j13-rank-no {
    width: 18px;
    padding-top: 2px;
    text-align: center;
    font-size: 13px;
    font-weight: 500;
    font-variant-numeric: tabular-nums;
    color: var(--ink-3);
    flex-shrink: 0;
  }
  .j13-rank:nth-child(1) .j13-rank-no { color: var(--rank-1); }
  .j13-rank:nth-child(2) .j13-rank-no { color: var(--rank-2); }
  .j13-rank:nth-child(3) .j13-rank-no { color: var(--rank-3); }

  /* 精选置顶卡 */
  .j13-feature {
    position: relative;
    display: block;
    padding: 15px 17px;
    background: linear-gradient(135deg, var(--panel) 0%, var(--panel-2) 100%);
    border: 1px solid var(--line);
    border-radius: var(--r);
    box-shadow: var(--shadow-sm);
    transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
  }
  .j13-feature:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
    border-color: color-mix(in srgb, var(--accent) 32%, var(--line));
  }

  /* 移动端横向板块条（滚动条隐藏，保留触控惯性） */
  .j13-chips {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 2px;
  }
  .j13-chips::-webkit-scrollbar {
    display: none;
  }
  .j13-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
    padding: 7px 14px;
    border: 1px solid var(--line-2);
    background: var(--panel);
    border-radius: 999px;
    font-size: 13px;
    font-weight: 500;
    color: var(--ink-2);
    white-space: nowrap;
    transition: background 0.16s ease, color 0.16s ease, border-color 0.16s ease;
  }
  .j13-chip:hover,
  .j13-chip:focus-visible {
    background: var(--accent-soft);
    border-color: color-mix(in srgb, var(--accent) 38%, var(--line));
    color: var(--accent);
  }
  .j13-chip[aria-current="page"],
  .j13-chip[aria-current="page"]:hover,
  .j13-chip[aria-current="page"]:focus-visible {
    background: var(--nav-active-bg);
    border-color: var(--nav-active-line);
    color: var(--nav-active-ink);
  }

  /* 帖子详情侧栏内的滚动承载区（目录 / 作者帖子列表）：
     配合栏容器的 max-height 独立滚动，细滚动条、不产生滚动链 */
  .j13-rail-scroll {
    min-height: 3.5rem;
    overflow-y: auto;
    overscroll-behavior: contain;
    scrollbar-width: thin;
  }
  .j13-rail-scroll::-webkit-scrollbar {
    width: 6px;
  }
  .j13-rail-scroll::-webkit-scrollbar-thumb {
    background: var(--line-2);
    border-radius: 99px;
    border: none;
  }
  .j13-rail-scroll::-webkit-scrollbar-track {
    background: transparent;
  }

  /* 文章目录项：悬停/聚焦与侧栏其他可点块统一为主题色淡底 */
  .j13-toc-link {
    display: block;
    padding: 6px 4px 6px 12px;
    margin-left: -1px;
    font-size: 12.5px;
    line-height: 1.375;
    color: var(--ink-2);
    border-left: 2px solid transparent;
    border-radius: 0 8px 8px 0;
    transition: color 0.16s ease, background 0.16s ease, border-color 0.16s ease;
  }
  .j13-toc-link.is-h3 {
    padding-left: 20px;
  }
  .j13-toc-link:hover,
  .j13-toc-link:focus-visible {
    color: var(--accent);
    background: var(--accent-soft);
  }
  .j13-toc-link.is-active,
  .j13-toc-link.is-active:hover,
  .j13-toc-link.is-active:focus-visible {
    color: var(--accent);
    font-weight: 600;
    border-left-color: var(--accent);
    background: var(--accent-soft);
  }
}

/* ============================================================
   Markdown 正文
   ============================================================ */
.prose-content { font-size: 16.5px; line-height: 1.85; color: var(--ink); }
.prose-content h1 { font-size: 1.75rem; font-weight: 800; margin: 1.6rem 0 0.8rem; }
.prose-content h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin: 1.9rem 0 0.7rem;
  padding-bottom: 0.45rem;
  border-bottom: 1px solid var(--line);
}
.prose-content h3 { font-size: 1.18rem; font-weight: 700; margin: 1.5rem 0 0.6rem; }
.prose-content p { margin: 0.9rem 0; }
.prose-content ul { list-style: disc; padding-left: 1.5rem; margin: 0.9rem 0; }
.prose-content ol { list-style: decimal; padding-left: 1.5rem; margin: 0.9rem 0; }
.prose-content li { margin: 0.35rem 0; }
.prose-content code {
  font-family: var(--font-mono);
  background: var(--tint);
  padding: 0.12rem 0.45rem;
  border-radius: 6px;
  font-size: 0.86em;
}
.prose-content pre,
.prose-content .md-code-pre,
.prose-content .md-code-shiki-host pre {
  background: transparent !important;
  border: none;
  padding: 0.85rem 1.05rem;
  border-radius: 0;
  overflow-x: auto;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.84em;
  line-height: 1.65;
}
.prose-content pre code,
.prose-content .md-code-pre code,
.prose-content .md-code-shiki-host code {
  background: none;
  padding: 0;
  border-radius: 0;
  font-size: inherit;
  color: inherit;
  min-width: 100%;
}
/* grid 代码行：勿设 min-height，否则会把行距撑得很大并在底部留白 */
.prose-content pre code[style*="grid"] {
  display: grid;
  width: max-content;
  min-width: 100%;
}
.prose-content pre code[style*="grid"] > [data-line],
.prose-content .md-code-shiki-host code > .line,
.prose-content .md-code-shiki-host code > [data-line] {
  line-height: 1.65;
}
/* 空行仍占一行高度（pretty-code onVisitLine 会塞空格） */
.prose-content pre code[style*="grid"] > [data-line]:empty::after,
.prose-content .md-code-shiki-host code > .line:empty::after {
  content: " ";
  white-space: pre;
}
.prose-content blockquote {
  border-left: 3px solid var(--accent);
  background: var(--accent-soft);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  padding: 0.7rem 1.1rem;
  color: var(--ink-2);
  margin: 1.2rem 0;
}
.prose-content a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  font-weight: 500;
}
.prose-content img,
.prose-content .md-content-img {
  max-width: 100%;
  border-radius: var(--r-sm);
  border: 1px solid var(--line);
  cursor: zoom-in;
  transition: opacity 0.15s ease, box-shadow 0.15s ease;
}
.prose-content .md-content-img:hover {
  opacity: 0.92;
  box-shadow: 0 4px 18px color-mix(in srgb, var(--ink) 12%, transparent);
}
.prose-content .md-img-fallback {
  display: inline-block;
  padding: 0.55rem 0.85rem;
  border-radius: var(--r-sm);
  border: 1px dashed var(--line);
  background: var(--panel-2);
  color: var(--ink-2);
  font-size: 0.9em;
}
.prose-content hr { border: none; border-top: 1px solid var(--line); margin: 2.2rem 0; }
.prose-content strong { font-weight: 700; }
.prose-content del { color: var(--ink-2); text-decoration: line-through; }

/* GFM 表格 */
.prose-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.2rem 0;
  font-size: 0.95em;
  overflow-x: auto;
  display: block;
}
.prose-content thead { background: var(--panel-2); }
.prose-content th,
.prose-content td {
  border: 1px solid var(--line);
  padding: 0.55rem 0.85rem;
  text-align: left;
  vertical-align: top;
}
.prose-content th { font-weight: 700; color: var(--ink); }
.prose-content tr:nth-child(even) td { background: color-mix(in srgb, var(--tint) 55%, transparent); }

/* GFM 任务列表 */
.prose-content ul.contains-task-list { list-style: none; padding-left: 0.25rem; }
.prose-content li.task-list-item { display: flex; align-items: flex-start; gap: 0.5rem; }
.prose-content li.task-list-item input[type="checkbox"] {
  margin-top: 0.4em;
  accent-color: var(--accent);
  pointer-events: none;
}

/* rehype-pretty-code figure 外壳 */
.prose-content figure[data-rehype-pretty-code-figure] {
  margin: 1.15rem 0;
}
.prose-content figure[data-rehype-pretty-code-figure] > .md-code-block {
  margin: 0;
}

/* 代码块壳：工具栏 + 折叠 */
.prose-content .md-code-block {
  margin: 1.15rem 0;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--panel-2);
  overflow: hidden;
  /* 收起后 scrollIntoView(start) 时避开 sticky 顶栏 */
  scroll-margin-top: 5.5rem;
}
.prose-content .md-code-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.4rem 0.75rem;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--panel) 70%, var(--panel-2));
}
.prose-content .md-code-lang {
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: lowercase;
  color: var(--ink-2);
  font-family: var(--font-mono);
}
.prose-content .md-code-copy {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.2rem 0.55rem;
  border-radius: 6px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--ink-2);
  font-size: 12px;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.prose-content .md-code-copy:hover {
  color: var(--ink);
  background: var(--tint);
  border-color: var(--line);
}
.prose-content .md-code-body {
  position: relative;
  overflow: hidden;
}
.prose-content .md-code-body:not(.md-code-collapsed) {
  overflow-x: auto;
}
.prose-content .md-code-collapsed {
  overflow: hidden;
}
.prose-content .md-code-fade {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2.75rem;
  pointer-events: none;
  background: linear-gradient(to bottom, transparent, var(--panel-2));
  transition: opacity 0.28s ease;
}
@media (prefers-reduced-motion: reduce) {
  .prose-content .md-code-body {
    transition: none !important;
  }
}
html.j13-reduce-motion .prose-content .md-code-body {
  transition: none !important;
}
.prose-content .md-code-fold {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.45rem 0.75rem;
  border: none;
  border-top: 1px solid var(--line);
  background: color-mix(in srgb, var(--panel) 55%, var(--panel-2));
  color: var(--accent);
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
}
.prose-content .md-code-fold:hover {
  background: var(--accent-soft);
}

/* Shiki 双主题：跟随 html.dark
   注意：rehype-pretty-code 会去掉 pre 上的 .shiki class，
   因此同时用 data-theme / 代码块容器命中，才能让 --shiki-* 变量真正上色 */
.prose-content .shiki,
.prose-content .shiki span,
.prose-content .md-code-block pre,
.prose-content .md-code-block pre span,
.prose-content .md-code-shiki-host .shiki,
.prose-content .md-code-shiki-host .shiki span,
.prose-content pre[data-theme],
.prose-content pre[data-theme] span {
  color: var(--shiki-light, var(--ink));
  background-color: transparent !important;
}
.prose-content .shiki,
.prose-content .md-code-block pre,
.prose-content .md-code-shiki-host .shiki,
.prose-content pre[data-theme] {
  background: transparent !important;
}
html.dark .prose-content .shiki,
html.dark .prose-content .shiki span,
html.dark .prose-content .md-code-block pre,
html.dark .prose-content .md-code-block pre span,
html.dark .prose-content .md-code-shiki-host .shiki,
html.dark .prose-content .md-code-shiki-host .shiki span,
html.dark .prose-content pre[data-theme],
html.dark .prose-content pre[data-theme] span {
  color: var(--shiki-dark, var(--ink)) !important;
  font-style: var(--shiki-dark-font-style) !important;
  font-weight: var(--shiki-dark-font-weight) !important;
  text-decoration: var(--shiki-dark-text-decoration) !important;
}

/* 图箱 */
.md-lightbox {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(2px);
}
.md-lightbox-figure {
  margin: 0;
  max-width: min(96vw, 1200px);
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}
.md-lightbox-img {
  max-width: 100%;
  max-height: calc(90vh - 3rem);
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
  user-select: none;
}
.md-lightbox-caption {
  color: rgba(255, 255, 255, 0.85);
  font-size: 13px;
  text-align: center;
  max-width: 40rem;
  line-height: 1.5;
}
.md-lightbox-close,
.md-lightbox-nav {
  position: absolute;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  cursor: pointer;
  transition: background 0.15s ease;
}
.md-lightbox-close:hover,
.md-lightbox-nav:hover {
  background: rgba(255, 255, 255, 0.22);
}
.md-lightbox-close {
  top: 1rem;
  right: 1rem;
  width: 42px;
  height: 42px;
}
.md-lightbox-nav {
  top: 50%;
  transform: translateY(-50%);
  width: 46px;
  height: 46px;
}
.md-lightbox-prev { left: 1rem; }
.md-lightbox-next { right: 1rem; }
.md-lightbox-counter {
  position: absolute;
  bottom: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.8);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
}

/* 评论区的 Markdown 紧凑排版：继承 prose-content 全部规则，仅收紧行距与间距 */
.prose-comment { font-size: 14.5px; line-height: 1.7; }
.prose-comment p { margin: 0.35rem 0; }
.prose-comment blockquote { margin: 0.5rem 0; padding: 0.45rem 0.9rem; }
.prose-comment .md-code-block { margin: 0.6rem 0; }
.prose-comment h1, .prose-comment h2, .prose-comment h3, .prose-comment h4 {
  font-size: 1em;
  margin: 0.6rem 0 0.3rem;
  border-bottom: none;
  font-weight: 700;
}

/* 移动端浮动操作条内的点赞按钮：放大到 44px 触控标准 */
.j13-bar-like .j13-like {
  height: 44px;
  padding: 0 14px;
  font-size: 13px;
}

/* 评论楼层树：抖音风格
   主评论全宽；子回复折叠在 panel-2 背景容器内，点击"展开 X 条回复"显示
   子回复之间用淡分隔线；depth≥2 时昵称后显示 ▶ 被回复者 */

/* 子回复行：紧凑布局，头像 28px */
.cmt-reply-row {
  padding: 8px 0;
  border-top: 1px solid var(--line);
}
.cmt-reply-row:first-child {
  border-top: none;
  padding-top: 0;
}

/* 子回复昵称 */
.cmt-reply-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-2);
}

/* 楼层号标签（主评论昵称旁） */
.cmt-floor-label {
  font-size: 11.5px;
  font-weight: 500;
  color: var(--ink-3);
  text-decoration: none;
  padding: 1px 6px;
  border-radius: 6px;
  background: var(--tint);
  transition: color 0.15s;
}
.cmt-floor-label:hover {
  color: var(--accent);
}

/* 回复文字按钮：放在时间右侧，抖音风格 */
.cmt-reply-btn {
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-3);
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
}
.cmt-reply-btn:hover {
  color: var(--accent);
}

/* 右三角箭头（回复子评论时） */
.cmt-reply-arrow {
  color: var(--ink-3);
  flex-shrink: 0;
}

/* 被回复者名称（可点击跳转） */
.cmt-reply-target {
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-2);
  text-decoration: none;
  white-space: nowrap;
}
.cmt-reply-target:hover {
  color: var(--accent);
}

/* 子回复容器：背景与主评论区分，圆角 */
.cmt-replies-wrap {
  margin-top: 8px;
  padding: 4px 12px;
  background: var(--panel-2);
  border-radius: 12px;
}

/* 孙评论及更深：小幅缩进 + 细引导线 */
.cmt-children {
  margin-top: 2px;
  padding-left: 10px;
  border-left: 1px solid var(--line);
}

/* 展开/收起按钮 */
.cmt-fold-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--accent);
  padding: 4px 10px;
  border-radius: 99px;
  background: var(--accent-soft);
  border: none;
  cursor: pointer;
  transition: background 0.15s;
}
.cmt-fold-btn:hover {
  background: color-mix(in srgb, var(--accent) 18%, transparent);
}

/* 评论内联回复表单：出现在目标评论正下方 */
.cmt-reply-form {
  padding: 12px 14px;
  border-radius: 14px;
  background: var(--panel-2);
  margin-top: 8px;
}
.cmt-reply-form .field {
  font-size: 13.5px;
}

/* 软删占位：头像/昵称马赛克，可读结构但不可辨认身份 */
.cmt-mosaic-avatar {
  position: relative;
  display: inline-flex;
  border-radius: 9999px;
  overflow: hidden;
  pointer-events: none;
  user-select: none;
  flex-shrink: 0;
}
.cmt-mosaic-avatar > * {
  filter: blur(7px) saturate(0.35) contrast(0.9);
  transform: scale(1.2);
}
.cmt-mosaic-avatar::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background-image:
    repeating-linear-gradient(
      0deg,
      color-mix(in srgb, var(--ink) 18%, transparent) 0 1px,
      transparent 1px 3px
    ),
    repeating-linear-gradient(
      90deg,
      color-mix(in srgb, var(--ink) 18%, transparent) 0 1px,
      transparent 1px 3px
    );
  mix-blend-mode: soft-light;
  pointer-events: none;
}
.cmt-mosaic-name {
  display: inline-block;
  max-width: 9rem;
  overflow: hidden;
  white-space: nowrap;
  filter: blur(5px);
  letter-spacing: 0.04em;
  user-select: none;
  pointer-events: none;
  transform: scaleY(1.05);
}
.cmt-tombstone {
  border-radius: 12px;
  padding: 10px 12px;
  background: var(--panel-2);
  border: 1px dashed color-mix(in srgb, var(--ink-3) 45%, var(--line));
}
.cmt-tombstone-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-2);
}
.cmt-tombstone-reason {
  margin-top: 6px;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--ink-3);
}
.cmt-tombstone-tag {
  display: inline-flex;
  align-items: center;
  margin-top: 8px;
  padding: 2px 8px;
  border-radius: 9999px;
  font-size: 11px;
  font-weight: 600;
  background: color-mix(in srgb, var(--danger) 12%, var(--panel));
  color: var(--danger);
}
.cmt-tombstone-tag-self {
  background: color-mix(in srgb, var(--ink-3) 16%, var(--panel));
  color: var(--ink-3);
}
.cmt-tombstone-audit {
  margin-top: 8px;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px dashed color-mix(in srgb, var(--accent) 40%, var(--line));
  background: color-mix(in srgb, var(--accent-soft) 55%, var(--panel));
}
.cmt-tombstone-audit-label {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--accent);
}
.cmt-tombstone-orig {
  margin-top: 8px;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--panel);
}
.cmt-tombstone-orig .prose-comment {
  font-size: 13px;
  opacity: 0.92;
}
.cmt-tombstone-mod {
  margin-top: 8px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  color: var(--ink-2);
}
.cmt-tombstone-mod a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent);
  font-weight: 600;
}
.cmt-tombstone-mod a:hover {
  text-decoration: underline;
}

/* 评论管理操作：紧凑文字按钮组，取代孤立图标 */
.cmt-mod-actions {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 2px;
  border-radius: 10px;
  background: var(--panel-2);
  border: 1px solid var(--line);
}
.cmt-mod-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 5px 10px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  line-height: 1;
  color: var(--ink-2);
  transition: background 0.15s, color 0.15s;
}
.cmt-mod-btn:hover:not(:disabled) {
  background: color-mix(in srgb, var(--danger) 10%, var(--panel));
  color: var(--danger);
}
.cmt-mod-btn:disabled {
  opacity: 0.5;
}
.cmt-mod-btn-danger:hover:not(:disabled) {
  background: color-mix(in srgb, var(--danger) 16%, var(--panel));
  color: var(--danger);
}

@media (max-width: 640px) {
  .cmt-replies-wrap {
    padding: 4px 8px;
  }
  .cmt-children {
    padding-left: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* 站点关闭界面动画总开关（与系统 reduce 等效） */
html.j13-reduce-motion * {
  animation-duration: 0.01ms !important;
  transition-duration: 0.01ms !important;
}

/* 仅关闭装饰入场子开关 */
html.j13-reduce-chrome .j13-fade-up,
html.j13-reduce-chrome .j13-toast-in,
html.j13-reduce-chrome .j13-heart-pop,
html.j13-reduce-chrome .j13-pulse-dot,
html.j13-reduce-chrome .j13-tip-bubble,
html.j13-reduce-chrome .j13-tip-in {
  animation: none !important;
  transition: none !important;
}

/* 头像配色（浅/暗各自保证可读） */
.av-0 { background: rgba(52, 81, 200, 0.12); color: #3451c8; }
.av-1 { background: rgba(10, 99, 117, 0.12); color: #0a6375; }
.av-2 { background: rgba(109, 71, 192, 0.12); color: #6d47c0; }
.av-3 { background: rgba(27, 99, 158, 0.12); color: #1b639e; }
.av-4 { background: rgba(12, 102, 95, 0.13); color: #0c665f; }
.av-5 { background: rgba(171, 56, 93, 0.12); color: #ab385d; }
.av-6 { background: rgba(133, 88, 0, 0.14); color: #855800; }
.av-7 { background: rgba(82, 96, 122, 0.13); color: #52607a; }
.dark .av-0 { background: rgba(169, 184, 255, 0.18); color: #a9b8ff; }
.dark .av-1 { background: rgba(92, 201, 224, 0.18); color: #5cc9e0; }
.dark .av-2 { background: rgba(192, 168, 245, 0.18); color: #c0a8f5; }
.dark .av-3 { background: rgba(125, 184, 238, 0.18); color: #7db8ee; }
.dark .av-4 { background: rgba(94, 211, 189, 0.18); color: #5ed3bd; }
.dark .av-5 { background: rgba(240, 147, 181, 0.18); color: #f093b5; }
.dark .av-6 { background: rgba(224, 178, 89, 0.18); color: #e0b259; }
.dark .av-7 { background: rgba(170, 182, 207, 0.18); color: #aab6cf; }

/* ============================================================
   微交互
   ============================================================ */
@keyframes j13-toast-in {
  from { opacity: 0; transform: translateY(10px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.j13-toast-in { animation: j13-toast-in 0.2s cubic-bezier(0.2, 0.9, 0.3, 1.2); }

@keyframes j13-heart-pop {
  0% { transform: scale(1); }
  45% { transform: scale(1.4); }
  100% { transform: scale(1); }
}
.j13-heart-pop { animation: j13-heart-pop 0.18s ease-out; }

@keyframes j13-fade-up {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
.j13-fade-up { animation: j13-fade-up 0.2s ease-out both; }

/* 跳到主内容 */
.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 10001;
  padding: 10px 18px;
  font-size: 13.5px;
  font-weight: 500;
  background: var(--accent);
  color: var(--accent-on);
  border-radius: 999px;
  transform: translateY(-200%);
  transition: transform 0.18s ease;
}
.skip-link:focus-visible {
  transform: translateY(0);
  outline: none;
}