/* ── Kami 官方字体体系：方案 2 子集化 WOFF2 极速版 + 客户端本地优先 + CDN 回退 ── */
@font-face {
  font-family: "TsangerJinKai02";
  src: local("TsangerJinKai02"), local("TsangerJinKai"), local("仓耳今楷02"), local("仓耳今楷"),
       url("/static/fonts/TsangerJinKai02-W04.subset.woff2") format("woff2"),
       url("https://cdn.jsdelivr.net/gh/tw93/Kami@main/assets/fonts/TsangerJinKai02-W04.ttf") format("truetype");
  font-weight: 400 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "SerifTsangerJinKai";
  src: local("TsangerJinKai02"), local("TsangerJinKai"), local("仓耳今楷02"), local("仓耳今楷"),
       url("/static/fonts/TsangerJinKai02-W04.subset.woff2") format("woff2"),
       url("https://cdn.jsdelivr.net/gh/tw93/Kami@main/assets/fonts/TsangerJinKai02-W04.ttf") format("truetype");
  font-weight: 400 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "TsangerJinKai";
  src: local("TsangerJinKai02"), local("TsangerJinKai"), local("仓耳今楷02"), local("仓耳今楷"),
       url("/static/fonts/TsangerJinKai02-W04.subset.woff2") format("woff2"),
       url("https://cdn.jsdelivr.net/gh/tw93/Kami@main/assets/fonts/TsangerJinKai02-W04.ttf") format("truetype");
  font-weight: 400 600;
  font-style: normal;
  font-display: swap;
}

/* ── kami tokens ── */
:root {
  --bg: #f5f4ed;
  --surface: #faf9f5;
  --surface-warm: #e8e6dc;
  --fg: #141413;
  --fg-2: #343431;
  --muted: #4e4d47;
  --meta: #686660;
  --border: #e6e3d8;
  --border-soft: #ece9df;
  --accent: #1b365d;
  --accent-on: #faf9f5;
  --accent-light: #2d5a8a;
  --accent-hover: var(--accent);
  --accent-active: #142a48;
  --success: #3b6b33;
  --warn: #8a6b1f;
  --danger: #b53333;

  /* Kami (紙) 核心字体体系：SerifTsangerJinKai / Charter
     Kami 规则：标题与正文使用同一套衬线字体（Sans = Serif 一页一字体）
     中文取仓耳今楷（SerifTsangerJinKai / TsangerJinKai02），英文西文取 Charter，优雅降级至思源宋体
  */
  --serif: "SerifTsangerJinKai", "TsangerJinKai02", "TsangerJinKai", "Charter", "Source Han Serif SC", "Noto Serif SC", "Songti SC", "STSong", "SimSun", Georgia, serif;
  --sans: var(--serif);

  --font-serif: var(--serif);
  --font-display: var(--serif);
  --font-body: var(--serif);
  --font-ui: var(--serif);
  --font-mono: "JetBrains Mono", "SF Mono", "Fira Code", "Cascadia Mono", Consolas, Monaco, monospace;

  --text-xs: 11.5px;
  --text-sm: 13px;
  --text-base: 15px;
  --text-md: 17px;
  --text-lg: 19px;
  --text-xl: 26px;
  --text-2xl: 36px;
  --text-3xl: 52px;
  --text-4xl: 96px;

  --leading-display: 1.22;
  --leading-tight: 1.30;
  --leading-body: 1.68;
  --leading-dense: 1.42;
  --leading-reading: 1.82;

  --tracking-display: -0.2px;
  --tracking-body: 0.02em;
  --tracking-eyebrow: 0.9px;
  --tracking-label: 0.3px;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-7: 28px;
  --space-8: 32px;
  --space-12: 48px;
  --space-18: 72px;
  --space-22: 88px;

  --radius-xs: 2px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-pill: 9999px;

  --elev-flat: none;
  --elev-ring: 0 0 0 1px var(--border);
  --elev-ring-accent: 0 0 0 1px var(--accent);
  --elev-raised: 0 4px 20px rgba(20, 20, 19, 0.05);
  --focus-ring: 0 0 0 2px var(--accent-active);

  --motion-fast: 150ms;
  --motion-base: 200ms;
  --ease-standard: cubic-bezier(0.2, 0, 0, 1);

  --container-max: 1120px;
  --reader-measure: 800px;
  --reader-size: 18px;

  --tag-bg-faint: #eef2f7;
  --tag-bg-soft: #e4ecf5;
  --tag-bg-base: #d6e1ee;
  --tag-bg-strong: #d0dce9;
}

html[lang="zh-CN"] {
  --serif: "SerifTsangerJinKai", "TsangerJinKai02", "TsangerJinKai", "Charter", "Source Han Serif SC", "Noto Serif SC", "Songti SC", "STSong", "SimSun", Georgia, serif;
  --sans: var(--serif);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: var(--sans);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: var(--leading-body);
  letter-spacing: var(--tracking-body);
  color: var(--fg);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-feature-settings: "kern" 1, "liga" 1, "clig" 1;
  overflow: hidden;
}
strong { font-weight: 600; color: var(--fg); }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-active); text-decoration: underline; }
button { font-family: inherit; cursor: pointer; }
svg { display: block; }
::selection { background: var(--tag-bg-base); color: var(--fg); }

/* ── 顶栏 ── */
.topbar {
  height: 58px;
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: 0 var(--space-5);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  font-family: var(--sans);
}
.brand { display: flex; align-items: center; gap: 10px; cursor: pointer; user-select: none; }
.brand-mark {
  width: 28px; height: 28px; border-radius: 6px;
  background: var(--accent); color: var(--accent-on);
  display: grid; place-items: center;
  font-family: var(--font-display); font-weight: 600; font-size: 15px;
  letter-spacing: 0;
  box-shadow: 0 1px 3px rgba(27, 54, 93, 0.2);
}
.brand-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 19px;
  letter-spacing: 0.35px;
  color: var(--fg);
}
.brand-sub {
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 500;
  color: var(--meta);
  letter-spacing: var(--tracking-label);
  margin-left: 4px;
}
.topbar .spacer { flex: 1; }
.search {
  display: flex; align-items: center; gap: 8px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0 12px; height: 36px; width: 300px;
  color: var(--meta);
  transition: box-shadow var(--motion-base) var(--ease-standard), border-color var(--motion-base) var(--ease-standard);
}
.search:focus-within { box-shadow: var(--focus-ring); border-color: var(--accent); }
.search input {
  border: 0; background: transparent; outline: none; flex: 1;
  font-family: var(--sans); font-size: 14px; color: var(--fg);
}
.search input::placeholder { color: var(--meta); }
.icon-btn {
  display: grid; place-items: center;
  width: 36px; height: 36px; border-radius: var(--radius-md);
  border: 1px solid var(--border); background: var(--surface);
  color: var(--fg-2);
  transition: box-shadow var(--motion-base) var(--ease-standard), color var(--motion-fast) var(--ease-standard);
}
.icon-btn:hover { box-shadow: var(--elev-raised); color: var(--fg); }
.icon-btn:focus-visible, .btn:focus-visible, .nav-item:focus-visible, .article-item:focus-visible, .size-btn:focus-visible, .topnav-item:focus-visible { outline: none; box-shadow: var(--focus-ring); }
.icon-btn.spin svg { animation: spin 0.6s linear; }
@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}

.btn {
  display: inline-flex; align-items: center; gap: 7px;
  height: 36px; padding: 0 16px;
  border-radius: var(--radius-md); border: 0;
  font-family: var(--sans);
  font-size: 14px; font-weight: 550; letter-spacing: var(--tracking-label);
  transition: box-shadow var(--motion-base) var(--ease-standard), background var(--motion-fast) var(--ease-standard);
}
.btn-primary { background: var(--accent); color: var(--accent-on); box-shadow: var(--elev-ring-accent); }
.btn-primary:hover { box-shadow: var(--elev-ring-accent), var(--elev-raised); background: var(--accent-hover); }
.btn-ghost { background: transparent; color: var(--accent); box-shadow: var(--elev-ring-accent); }
.btn-ghost:hover { background: var(--tag-bg-faint); }

/* ── 按钮 Loading 动态加载效果与防连击 ── */
.btn.is-loading,
.icon-btn.is-loading,
button.is-loading {
  position: relative;
  pointer-events: none !important;
  opacity: 0.85;
  cursor: not-allowed !important;
  user-select: none;
}

.btn-loading-spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid currentColor;
  border-top-color: transparent !important;
  border-radius: 50%;
  animation: btn-spin 0.65s linear infinite;
  vertical-align: middle;
  flex-shrink: 0;
  box-sizing: border-box;
}

.btn.is-loading .btn-loading-text {
  display: inline-block;
  vertical-align: middle;
}

.icon-btn.is-loading svg {
  display: none !important;
}

.icon-btn.is-loading .btn-loading-spinner {
  width: 15px;
  height: 15px;
  margin: 0;
}

@keyframes btn-spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* ── 顶部导航 ── */
.topnav {
  height: 48px;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 var(--space-5);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  font-family: var(--sans);
}
.topnav-item {
  height: 36px;
  padding: 0 16px;
  border: 0;
  background: transparent;
  color: var(--fg-2);
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.3px;
  border-radius: var(--radius-md);
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background var(--motion-fast) var(--ease-standard), color var(--motion-fast) var(--ease-standard);
}
.topnav-item:hover {
  background: var(--surface-warm);
  color: var(--fg);
}
.topnav-item.active {
  color: var(--accent);
  font-weight: 600;
  background: rgba(27, 54, 93, 0.05);
}
.topnav-item.active::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 0px;
  height: 2.5px;
  border-radius: 2px 2px 0 0;
  background: var(--accent);
}

/* ── 页脚免责声明 ── */
.site-footer {
  height: 40px;
  display: flex;
  align-items: center;
  padding: 0 var(--space-5);
  background: var(--surface);
  border-top: 1px solid var(--border);
  font-family: var(--font-ui);
}
.disclaimer {
  margin: 0;
  font-size: var(--text-xs);
  line-height: 1.5;
  color: var(--meta);
  letter-spacing: var(--tracking-label);
}
.disclaimer strong { font-weight: 600; color: var(--fg-2); }

/* ── 三栏布局 ── */
.layout {
  display: grid;
  grid-template-columns: 240px 360px 1fr;
  height: calc(100vh - 146px);
}
.pane { overflow-y: auto; }
.page { display: none; }
.page.active { display: block; animation: pageIn 0.24s var(--ease-standard); }
@keyframes pageIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
#pageHome, #pageManage, #pageAdmin { height: calc(100vh - 146px); overflow-y: auto; }

/* 侧栏 */
.sidebar { background: var(--bg); border-right: 1px solid var(--border); padding: var(--space-4) var(--space-3); font-family: var(--font-ui); }
.side-head { font-size: 11px; font-weight: 600; letter-spacing: var(--tracking-eyebrow); color: var(--meta); text-transform: uppercase; padding: 4px 10px 10px; }
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 12px; border-radius: var(--radius-md);
  color: var(--fg-2); font-family: var(--font-ui); font-size: 14px; font-weight: 500;
  cursor: pointer; border: 0; background: transparent; width: 100%; text-align: left;
  transition: background var(--motion-fast) var(--ease-standard), color var(--motion-fast) var(--ease-standard);
}
.nav-item:hover { background: var(--surface-warm); color: var(--fg); }
.nav-item.active { background: var(--surface); color: var(--accent); font-weight: 600; box-shadow: var(--elev-ring); }
.nav-item .count {
  margin-left: auto; font-family: var(--font-mono); font-size: 12px; font-weight: 500;
  color: var(--meta); font-variant-numeric: tabular-nums;
}
.nav-item.active .count { color: var(--accent); font-weight: 600; }
.group-label {
  font-size: 11px; font-weight: 600; letter-spacing: var(--tracking-eyebrow); text-transform: uppercase;
  color: var(--meta); padding: 16px 10px 8px; border-top: 1px solid var(--border-soft);
  margin-top: 8px;
}
.acct { position: relative; padding-left: 26px; }
.acct .dot {
  position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
  width: 6px; height: 6px; border-radius: 50%; background: var(--accent);
  display: none;
}
.acct.has-unread .dot { display: block; }
.acct.has-unread .count { color: var(--accent); font-weight: 600; }
.acct .count { cursor: pointer; padding: 1px 6px; border-radius: var(--radius-sm); transition: background var(--motion-fast) var(--ease-standard), color var(--motion-fast) var(--ease-standard); }
.acct .count:hover { background: var(--surface); color: var(--accent); }
.acct-row { display: flex; align-items: center; }
.acct-row .nav-item { flex: 1; width: auto; min-width: 0; }
.sidebar-gate {
  margin: 0 12px 14px; padding: 12px 14px; border: 1px solid var(--border-soft);
  border-radius: var(--radius-md); background: var(--surface);
}
.sidebar-gate-title { font-size: var(--text-sm); font-weight: 600; color: var(--fg); margin-bottom: 4px; }
.sidebar-gate-copy { font-size: var(--text-xs); color: var(--meta); line-height: 1.5; }
.acct-more {
  flex: 0 0 auto; display: grid; place-items: center;
  width: 28px; height: 28px; margin: 0 6px 0 2px; padding: 0;
  border: 0; border-radius: var(--radius-sm); background: transparent;
  color: var(--meta); cursor: pointer;
  transition: color var(--motion-fast) var(--ease-standard), background var(--motion-fast) var(--ease-standard);
}
.acct-more:hover { color: var(--accent); background: var(--surface-warm); }
.acct-more:focus-visible { outline: none; box-shadow: var(--focus-ring); }

/* ── 咨询文章：中间列表栏 ── */
.feed { background: var(--surface); border-right: 1px solid var(--border); display: flex; flex-direction: column; font-family: var(--font-ui); }
.feed-toolbar {
  display: flex; align-items: center; gap: 10px;
  padding: 14px 18px; border-bottom: 1px solid var(--border-soft);
  background: var(--surface);
}
.feed-label { font-size: 14px; font-weight: 600; color: var(--fg); letter-spacing: var(--tracking-label); }
.mark-all {
  display: inline-flex; align-items: center; gap: 6px;
  font: 550 12.5px/1 var(--font-ui); color: var(--accent);
  letter-spacing: 0.3px; background: transparent; border: 0;
  padding: 5px 9px; border-radius: var(--radius-sm); cursor: pointer;
  transition: background var(--motion-fast) var(--ease-standard);
}
.mark-all:hover { background: var(--tag-bg-faint); }
.mark-all[hidden] { display: none; }
.mark-all:focus-visible { outline: none; box-shadow: var(--focus-ring); }
.feed-count { margin-left: auto; font-size: 12px; color: var(--meta); font-family: var(--font-mono); font-variant-numeric: tabular-nums; font-weight: 500; }
.article-list { list-style: none; flex: 1; overflow-y: auto; }
.article-item {
  display: block; width: 100%; text-align: left;
  padding: 16px 18px 15px; border: 0; border-bottom: 1px solid var(--border-soft);
  background: transparent; cursor: pointer; color: inherit;
  transition: background var(--motion-fast) var(--ease-standard);
  position: relative;
}
.article-item:hover { background: var(--bg); }
.article-item.active { background: #f0f4f9; box-shadow: inset 3.5px 0 0 var(--accent); }
.article-item.loading { opacity: 0.85; pointer-events: none; }
.reader-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--border-soft, #e2e8f0);
  border-top-color: var(--accent, #2563eb);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
.item-meta { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; font-family: var(--font-ui); }
.item-source { font-size: 12.5px; font-weight: 550; color: var(--fg-2); letter-spacing: var(--tracking-label); }
.item-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); display: none; flex-shrink: 0; }
.article-item.unread .item-dot { display: block; }
.item-date { margin-left: auto; font-size: 11.5px; color: var(--meta); font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.item-star { color: var(--warn); width: 13px; height: 13px; flex: none; display: none; }
.article-item.starred .item-star { display: block; }
.item-title {
  font-family: var(--font-display); font-weight: 600; font-size: 16px;
  line-height: 1.45; color: var(--fg); margin-bottom: 6px; letter-spacing: 0.05px;
}
.article-item.read .item-title { color: var(--muted); font-weight: 500; }
.item-excerpt {
  font-family: var(--font-ui);
  font-size: 13px; line-height: 1.55; color: var(--meta);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.feed-empty { padding: 48px 24px; text-align: center; color: var(--meta); font-size: var(--text-sm); font-family: var(--font-ui); }
.feed-gate .empty-card { max-width: 420px; }
.feed-gate .btn { margin-top: 18px; }

/* ── 咨询文章：右侧沉浸式阅读区 ── */
.reader { background: var(--bg); position: relative; }
.reader-scroll {
  max-width: 820px;
  margin: 0 auto;
  padding: 40px 48px 88px;
  animation: readerIn 0.2s var(--ease-standard);
}
@media (min-width: 1440px) {
  .reader-scroll { max-width: 860px; padding: 48px 56px 96px; }
}
@keyframes readerIn { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }
.reader-toolbar { display: flex; align-items: center; gap: 8px; margin-bottom: 28px; font-family: var(--font-ui); }
.reader-toolbar .spacer { flex: 1; }
.size-ctl { display: inline-flex; align-items: center; border: 1px solid var(--border); border-radius: var(--radius-md); overflow: hidden; background: var(--surface); }
.size-btn { width: 34px; height: 34px; border: 0; background: transparent; color: var(--fg-2); display: grid; place-items: center; font-size: 16px; font-weight: 600; }
.size-btn:hover { background: var(--surface-warm); color: var(--fg); }
.size-label { font-size: 12px; font-weight: 500; color: var(--fg-2); padding: 0 10px; font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.reader-head { margin-bottom: 32px; padding-bottom: 24px; border-bottom: 1px solid var(--border-soft); }

/* 文章 AI 深度小结卡片 - Kami 风格极简精致设计 */
.article-ai-card {
  margin: 0 0 32px 0;
  padding: 20px 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius-md);
  box-shadow: 0 1px 4px rgba(20, 20, 19, 0.03);
}
.article-ai-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.article-ai-title {
  display: flex;
  align-items: center;
  gap: 10px;
}
.article-ai-badge {
  font-family: var(--font-ui);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--accent);
  background: var(--tag-bg-soft);
  padding: 3px 9px;
  border-radius: 4px;
  letter-spacing: 0.3px;
}
.article-ai-status {
  font-family: var(--font-ui);
  font-size: 11.5px;
  color: var(--meta);
}
.article-ai-one {
  font-size: 15px;
  font-weight: 600;
  color: var(--fg);
  line-height: 1.62;
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--border);
}
.article-ai-points {
  margin: 0 0 14px 0;
  padding: 0;
  list-style: none;
}
.article-ai-point-item {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  color: var(--fg-2);
  line-height: 1.68;
  margin-bottom: 9px;
}
.article-ai-point-item::before {
  content: "•";
  position: absolute;
  left: 4px;
  top: 0;
  color: var(--accent);
  font-weight: bold;
  font-size: 16px;
}
.article-ai-takeaway {
  font-size: 13.5px;
  line-height: 1.62;
  color: var(--accent);
  background: var(--tag-bg-faint);
  padding: 12px 16px;
  border-radius: 6px;
  border: 1px solid rgba(27, 54, 93, 0.08);
}

/* 文章内嵌结构化表格样式 */
.article-table-wrap {
  width: 100%;
  margin: 28px 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: 0 1px 4px rgba(20, 20, 19, 0.02);
}
.article-table {
  width: 100%;
  min-width: 540px;
  border-collapse: collapse;
  font-family: var(--font-ui);
  font-size: 13.5px;
  line-height: 1.55;
  text-align: left;
}
.article-table th {
  background: var(--surface-warm);
  color: var(--fg);
  font-weight: 600;
  padding: 10px 14px;
  border-bottom: 1.5px solid var(--border);
  white-space: nowrap;
}
.article-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-soft);
  color: var(--fg-2);
}
.article-table tbody tr:last-child td {
  border-bottom: none;
}
.article-table tbody tr:hover {
  background: var(--tag-bg-faint);
}
.reader-tag { display: inline-flex; align-items: center; gap: 6px; margin-bottom: 12px; }
.tag {
  font-family: var(--font-ui); font-size: 12px; font-weight: 550;
  padding: 3px 9px; border-radius: 4px; color: var(--accent);
  background: var(--tag-bg-soft); letter-spacing: var(--tracking-label);
}
.reader-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 32px;
  line-height: 1.30;
  letter-spacing: -0.2px;
  margin-bottom: 16px;
  color: var(--fg);
  display: block; width: 100%; max-width: 100%;
  white-space: normal; text-wrap: balance;
}
.reader-meta {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  color: var(--meta); font-family: var(--font-ui); font-size: 13px; letter-spacing: 0.2px;
}
.reader-meta .sep { color: var(--border); }
.reader-byline { color: var(--fg-2); font-weight: 500; }
.byline-btn {
  border: 0; background: transparent; padding: 0;
  font-family: inherit; font-size: inherit; color: var(--accent);
  font-weight: 600; cursor: pointer; letter-spacing: inherit;
}
.byline-btn:hover { text-decoration: underline; }

/* 正文阅读区 - Kami 经典中文阅读排版系统 */
.reader-body {
  font-family: var(--font-body);
  font-size: var(--reader-size, 18px);
  line-height: var(--leading-reading);
  color: #1e1e1c;
  letter-spacing: var(--tracking-body);
  word-break: break-word;
  overflow-wrap: break-word;
}
.reader-body p {
  margin-bottom: 1.55em;
  max-width: 100%;
  text-wrap: pretty;
  text-align: justify;
  text-justify: inter-ideograph;
}
.reader-body p:first-of-type {
  font-size: 1.05em;
  line-height: 1.78;
  color: var(--fg);
  font-weight: 450;
}
.reader-body strong {
  font-weight: 600;
  color: var(--fg);
}
.reader-body em {
  font-style: italic;
  color: var(--fg-2);
}
.reader-body h1, .reader-body .article-h1 {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 600;
  line-height: 1.32;
  color: var(--fg);
  margin: 38px 0 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-soft);
}
.reader-body h2, .reader-body .article-h2 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--fg);
  margin: 34px 0 14px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border-soft);
}
.reader-body h3, .reader-body .article-h3 {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--fg);
  margin: 28px 0 12px;
}
.reader-body h4, .reader-body .article-h4 {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--fg);
  margin: 24px 0 10px;
}
.reader-body .article-subhead {
  display: block;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--accent);
  margin: 28px 0 12px;
}
.reader-body blockquote, .reader-body .article-quote {
  margin: 24px 0;
  padding: 14px 20px;
  background: var(--surface);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--fg-2);
  font-size: 0.96em;
  line-height: 1.72;
}
.reader-body blockquote p:last-child {
  margin-bottom: 0;
}
.reader-body ul, .reader-body ol {
  padding-left: 24px;
  margin-bottom: 1.55em;
  line-height: 1.75;
}
.reader-body li {
  margin-bottom: 8px;
}
.reader-body hr, .reader-body .article-divider {
  border: 0;
  height: 1px;
  background: var(--border);
  margin: 32px auto;
  width: 60%;
}
.reader-body code, .reader-body .article-code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  background: var(--surface-warm);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--accent);
}
.reader-body pre {
  margin: 24px 0;
  padding: 16px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.6;
}
.reader-image-wrap {
  margin: 30px auto;
  text-align: center;
  max-width: 100%;
}
.reader-image-wrap img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  border: 1px solid var(--border-soft);
  box-shadow: 0 2px 10px rgba(20, 20, 19, 0.05);
  display: block;
  margin: 0 auto;
}
.reader-image-wrap figcaption {
  margin-top: 10px;
  font-size: 13px;
  color: var(--meta);
  font-family: var(--font-ui);
}
.reader-foot {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-family: var(--font-ui);
  font-size: 13px;
  color: var(--meta);
  letter-spacing: 0.25px;
  line-height: 1.65;
}
.reader-foot a { font-weight: 550; color: var(--accent); }
.reader-foot a:hover { text-decoration: underline; }
.reader-kbd { margin-top: 16px; font-size: var(--text-xs); color: var(--meta); letter-spacing: var(--tracking-label); }
kbd { font-family: var(--font-mono); font-size: 11px; border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 1px 6px; background: var(--surface); color: var(--fg-2); }

/* 空状态 */
.reader-empty { height: 100%; display: grid; place-items: center; }
.empty-card { text-align: center; max-width: 360px; padding: 40px; animation: readerIn 0.2s var(--ease-standard); }
.empty-card .brand-mark { width: 44px; height: 44px; font-size: 22px; margin: 0 auto 20px; }
.empty-card h2 { font-family: var(--font-display); font-weight: 600; font-size: var(--text-xl); margin-bottom: 10px; }
.empty-card p { color: var(--meta); font-size: var(--text-base); line-height: 1.55; }

/* 移动端遮罩侧栏 */
.scrim { display: none; }

@media (max-width: 1080px) {
  .layout { grid-template-columns: 200px 320px 1fr; }
  .reader-scroll { padding: 32px 40px 56px; }
  .search { width: 200px; }
}
@media (max-width: 980px) {
  .pricing-grid { grid-template-columns: 1fr; }
  .plan { max-width: 560px; width: 100%; margin-left: auto; margin-right: auto; }
  .reader-scroll { padding: 32px 32px 56px; }
  .daily-intro, .paper-wrap { padding-left: 32px; padding-right: 32px; }
  .daily-rail {
    top: auto; right: 8px; left: 8px; bottom: 8px;
    transform: none; width: auto;
    padding: 8px;
  }
  .daily-rail.open { animation: none; }
  .rail-title { display: none; }
  .rail-days { display: flex; gap: 6px; overflow-x: auto; scrollbar-width: none; padding: 2px; }
  .rail-days::-webkit-scrollbar { display: none; }
  .rail-day { flex: none; width: 56px; margin: 0; }
  .toast-wrap { bottom: 88px; }
}
@media (max-width: 900px) {
  .layout { grid-template-columns: 300px 1fr; }
  .reader-scroll { padding: 28px 24px 56px; }
  .feed-toolbar { padding: 10px 12px; }
  .article-item { padding: 13px 12px 12px; }
  .acct-grid { grid-template-columns: repeat(2, 1fr); }
  .sidebar {
    display: block;
    position: fixed; top: 56px; left: 0; bottom: 0; width: 260px; z-index: 30;
    box-shadow: var(--elev-raised);
    transform: translateX(-100%);
    visibility: hidden;
    transition: transform 0.24s var(--ease-standard), visibility 0s 0.24s;
  }
  .sidebar.open {
    transform: translateX(0);
    visibility: visible;
    transition: transform 0.24s var(--ease-standard), visibility 0s;
  }
  .scrim {
    display: block; position: fixed; inset: 56px 0 0 0; background: rgba(20,20,19,0.25); z-index: 20;
    opacity: 0; visibility: hidden;
    transition: opacity 0.24s var(--ease-standard), visibility 0s 0.24s;
  }
  .scrim:not(.hidden) {
    opacity: 1; visibility: visible;
    transition: opacity 0.24s var(--ease-standard), visibility 0s;
  }
  .menu-btn { display: grid; }
}
.menu-btn { display: none; }
@media (max-width: 720px) {
  :root {
    --text-sm: 13px;
    --text-base: 16px;
    --text-md: 17px;
    --leading-reading: 1.6;
    --reader-measure: 32em;
  }
  body { overflow: auto; }
  .layout { grid-template-columns: 1fr; height: auto; }
  .feed, .reader { height: auto; min-height: 100vh; }
  #pageHome, #pageManage, #pageAdmin, #pageDaily, #pagePricing { height: auto; overflow: visible; }
  .site-footer { height: auto; padding: 12px 16px; }
  .manage-intro { padding: 28px 20px 56px; }
  .daily-intro, .paper-wrap { padding-left: 20px; padding-right: 20px; }
  .pricing-intro, .pricing-grid, .compare-wrap { padding-left: 20px; padding-right: 20px; }
  .pricing-grid { grid-template-columns: 1fr; }
  .exp-grid { grid-template-columns: 1fr; }
  .paper { padding: 32px 20px; }
  .paper-name { font-size: 38px; line-height: 1.12; }
  .paper-columns { column-count: 1; }
  .reader { display: none; }
  .reader.open { display: block; }
  .feed.hidden { display: none; }
  .search { width: 140px; }
  .brand-sub { display: none; }
  .reader-scroll { padding: 24px 18px 52px; }
  .reader-title { font-size: 30px; line-height: 1.22; max-width: none; white-space: normal; }
  .reader-meta { font-size: 13px; }
  .back-btn { display: grid !important; }
  .topnav { padding: 0 8px; gap: 2px; overflow-x: auto; scrollbar-width: none; }
  .topnav::-webkit-scrollbar { display: none; }
  .topnav-item { padding: 0 10px; font-size: 13px; white-space: nowrap; flex-shrink: 0; }
  .topnav-item.active::after { left: 10px; right: 10px; }
  .topbar { gap: 8px; padding: 0 12px; }
  .brand-name { font-size: 15px; letter-spacing: 0.35px; }
  .compare { min-width: 620px; }
  .compare th, .compare td { padding: 10px 10px; font-size: var(--text-sm); }
  .admin-tabs { grid-template-columns: 1fr; }
  .admin-panel-grid-channels { grid-template-columns: 1fr; }
  .admin-toolbar { padding: 14px; }
  .admin-search,
  .admin-search-wide,
  .admin-select { min-width: 100%; }
  .admin-pagination { flex-direction: column; align-items: flex-start; }
}
.back-btn { display: none; }

/* ── 登录 / 用户 ── */
.user-menu { position: relative; }
.user-chip {
  display: inline-flex; align-items: center; gap: 8px;
  height: 34px; padding: 0 10px 0 6px; border-radius: var(--radius-md);
  border: 1px solid var(--border); background: var(--surface); color: var(--fg-2);
  font-size: var(--text-sm); font-weight: 500;
  transition: box-shadow var(--motion-base) var(--ease-standard);
}
.user-chip:hover { box-shadow: var(--elev-raised); }
.avatar {
  width: 24px; height: 24px; border-radius: 50%; flex: none;
  background: var(--accent); color: var(--accent-on);
  display: grid; place-items: center; font-size: var(--text-xs);
}
.user-dropdown {
  position: absolute; top: 42px; right: 0; min-width: 180px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md);
  box-shadow: var(--elev-raised); padding: 6px; z-index: 60; display: none;
}
.user-dropdown.open { display: block; transform-origin: top right; animation: menuIn 0.16s var(--ease-standard); }
@keyframes menuIn { from { opacity: 0; transform: translateY(-4px) scale(0.98); } to { opacity: 1; transform: none; } }
.user-dropdown .user-id { padding: 8px 10px; font-size: var(--text-xs); color: var(--meta); border-bottom: 1px solid var(--border-soft); margin-bottom: 4px; }
.user-dropdown button {
  display: flex; align-items: center; gap: 8px; width: 100%;
  padding: 8px 10px; border: 0; background: transparent; border-radius: var(--radius-sm);
  color: var(--fg-2); font-size: var(--text-base); text-align: left;
  transition: background var(--motion-fast) var(--ease-standard), color var(--motion-fast) var(--ease-standard);
}
.user-dropdown button:hover { background: var(--surface-warm); color: var(--fg); }

/* ── 弹窗 ── */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(20,20,19,0.32);
  display: grid; place-items: center; z-index: 80; padding: 20px;
  opacity: 0; pointer-events: none; transition: opacity var(--motion-base) var(--ease-standard);
}
.modal-backdrop.open { opacity: 1; pointer-events: auto; }
.modal {
  width: 100%; max-width: 420px; max-height: 90vh; overflow-y: auto;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  box-shadow: var(--elev-raised); padding: 28px;
  transform: translateY(6px); transition: transform var(--motion-base) var(--ease-standard);
}
.modal-backdrop.open .modal { transform: translateY(0); }
.modal-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 20px; }
.modal-title { font-family: var(--font-display); font-weight: 500; font-size: var(--text-xl); line-height: 1.3; }
.modal-sub { font-size: var(--text-sm); color: var(--meta); margin-top: 4px; }
.modal-close { width: 32px; height: 32px; flex: none; border: 0; background: transparent; color: var(--meta); display: grid; place-items: center; border-radius: var(--radius-sm); font-size: 20px; line-height: 1; transition: background var(--motion-fast) var(--ease-standard), color var(--motion-fast) var(--ease-standard); }
.modal-close:hover { background: var(--surface-warm); color: var(--fg); }

.field { margin-bottom: 16px; }
.field label { display: block; font-size: var(--text-sm); font-weight: 500; color: var(--fg-2); margin-bottom: 6px; letter-spacing: 0.4px; }
.field input,
.field select {
  width: 100%; height: 40px; padding: 0 12px;
  border: 1px solid var(--border); border-radius: var(--radius-md);
  background: var(--bg); font-family: inherit; font-size: var(--text-base); color: var(--fg);
  outline: none; transition: box-shadow var(--motion-base) var(--ease-standard), border-color var(--motion-base) var(--ease-standard);
}
.field select {
  appearance: none;
  padding-right: 40px;
}
.field input:focus,
.field select:focus { box-shadow: var(--focus-ring); border-color: var(--accent); }
.select-wrap { position: relative; }
.select-wrap::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 14px;
  width: 8px;
  height: 8px;
  margin-top: -5px;
  border-right: 1.5px solid var(--accent);
  border-bottom: 1.5px solid var(--accent);
  transform: rotate(45deg);
  pointer-events: none;
}
.field-error { color: var(--danger); font-size: var(--text-sm); margin-top: 6px; display: none; }
.field.has-error .field-error { display: block; }
.field.has-error input,
.field.has-error select { border-color: var(--danger); }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 8px; }
.form-hint { font-size: var(--text-xs); color: var(--meta); margin-top: 14px; line-height: 1.5; }

/* 作者弹窗 */
.author-modal { max-width: 440px; }
.author-name { font-family: var(--font-display); font-weight: 500; font-size: 24px; line-height: 1.25; }
.author-meta { display: flex; align-items: center; gap: 8px; margin-top: 10px; flex-wrap: wrap; }
.author-desc { margin-top: 16px; font-size: var(--text-base); color: var(--fg-2); line-height: 1.55; }
.author-stats { display: flex; gap: 28px; margin: 20px 0; }
.author-stat .v { font-family: var(--font-display); font-weight: 500; font-size: 20px; color: var(--accent); font-variant-numeric: tabular-nums; }
.author-stat .l { font-size: var(--text-xs); color: var(--meta); margin-top: 2px; }
#authorSubBtn { width: 100%; justify-content: center; margin-bottom: 16px; }
.author-links { display: flex; flex-direction: column; gap: 8px; padding-top: 16px; border-top: 1px solid var(--border-soft); }
.author-link {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 12px 14px; border: 1px solid var(--border); border-radius: var(--radius-md);
  color: var(--fg-2); font-size: var(--text-sm); font-weight: 500; background: var(--bg);
  transition: box-shadow var(--motion-base) var(--ease-standard), color var(--motion-fast) var(--ease-standard);
}
.author-link:hover { box-shadow: var(--elev-raised); color: var(--accent); }
.author-link .ext { color: var(--meta); font-size: var(--text-xs); }
.author-articles { margin: 20px 0 16px; }
.aa-head { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; margin-bottom: 10px; }
.aa-title { font-size: var(--text-sm); font-weight: 500; color: var(--fg-2); letter-spacing: 0.4px; }
.aa-note { font-size: var(--text-xs); color: var(--meta); }
.author-art { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border: 1px solid var(--border-soft); border-radius: var(--radius-sm); background: var(--bg); margin-bottom: 6px; }
.author-art .aa-t { flex: 1; min-width: 0; font-size: var(--text-sm); line-height: 1.45; color: var(--fg-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.author-art .aa-date { flex: none; font-size: var(--text-xs); color: var(--meta); font-variant-numeric: tabular-nums; }
.author-art .aa-tag { flex: none; font-size: var(--text-xs); color: var(--meta); }
.author-art.demo .aa-t { color: var(--meta); }
.author-art.clickable { cursor: pointer; transition: border-color var(--motion-fast) var(--ease-standard), box-shadow var(--motion-base) var(--ease-standard); }
.author-art.clickable:hover { border-color: var(--accent); box-shadow: var(--elev-raised); }
.author-art.clickable:focus-visible { box-shadow: var(--focus-ring); outline: none; }

/* ── Toast ── */
.toast-wrap { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%); display: flex; flex-direction: column; align-items: center; gap: 8px; z-index: 100; pointer-events: none; }
.toast {
  background: var(--fg); color: var(--bg); font-size: var(--text-sm);
  padding: 10px 16px; border-radius: var(--radius-md); box-shadow: var(--elev-raised);
  display: flex; align-items: center; gap: 8px; font-weight: 500; letter-spacing: var(--tracking-label);
  opacity: 0; transform: translateY(8px); pointer-events: none;
  transition: opacity var(--motion-base) var(--ease-standard), transform var(--motion-base) var(--ease-standard);
}
.toast.show { opacity: 1; transform: translateY(0); }
.toast .t-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent-light); flex: none; }

/* ── 首页介绍 ── */
.home-intro { max-width: var(--container-max); margin: 0 auto; padding: 40px 56px 72px; }
.home-eyebrow { font-size: var(--text-xs); letter-spacing: var(--tracking-eyebrow); text-transform: uppercase; color: var(--meta); margin-bottom: 16px; font-weight: 600; }
.home-title { font-family: var(--font-display); font-weight: 600; font-size: 46px; line-height: 1.25; letter-spacing: -0.2px; margin-bottom: 18px; max-width: none; white-space: nowrap; }
.home-title .hl { color: var(--accent); }
.home-lede { font-size: var(--text-md); color: var(--fg-2); line-height: 1.68; max-width: 58ch; margin-bottom: 28px; }
.home-stats { display: flex; gap: 32px; padding: 20px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); margin-bottom: 8px; }
.home-stats .v { font-family: var(--font-display); font-weight: 600; font-size: 26px; color: var(--accent); font-variant-numeric: tabular-nums; }
.home-stats .l { font-size: var(--text-xs); color: var(--meta); margin-top: 4px; font-weight: 500; }
.section-title { font-family: var(--font-display); font-weight: 600; font-size: var(--text-lg); margin: 32px 0 16px; }
.section-head { display: flex; align-items: baseline; gap: 10px; margin: 36px 0 0; }
.section-num { font-family: var(--font-display); font-weight: 600; font-size: var(--text-sm); color: var(--accent); letter-spacing: var(--tracking-label); font-variant-numeric: tabular-nums; }
.section-head .section-title { margin: 0 0 16px; }
.section-refresh {
  margin-left: auto; border: 0; background: transparent; color: var(--accent);
  font-size: var(--text-sm); font-family: var(--font-ui); font-weight: 550; letter-spacing: var(--tracking-label);
  padding: 0; cursor: pointer;
}
.section-refresh:hover { color: var(--fg); }
.section-refresh:focus-visible { outline: none; box-shadow: var(--focus-ring); border-radius: var(--radius-sm); }
.acct-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.acct-chip {
  display: flex; align-items: flex-start; gap: 12px; text-align: left; width: 100%;
  min-height: 108px; padding: 14px; border: 1px solid var(--border); border-radius: var(--radius-md);
  background: var(--surface); cursor: pointer;
  transition: box-shadow var(--motion-base) var(--ease-standard);
}
.acct-chip:hover { box-shadow: var(--elev-raised); }
.acct-chip .avatar { width: 32px; height: 32px; font-size: var(--text-base); flex: none; }
.acct-chip .acct-info { display: flex; flex-direction: column; align-items: flex-start; min-width: 0; flex: 1; }
.acct-chip .n { font-size: var(--text-base); font-weight: 600; color: var(--fg); }
.acct-chip .d {
  font-size: var(--text-xs); color: var(--meta); margin-top: 4px; line-height: 1.55;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.acct-chip .sub-state { margin-left: auto; margin-top: 2px; font-size: var(--text-xs); color: var(--meta); display: inline-flex; align-items: center; gap: 5px; flex: none; font-weight: 500; }
.acct-chip .sub-state.on { color: var(--accent); font-weight: 600; }
.acct-chip .sub-state .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.sub-hint { margin-top: 12px; font-size: var(--text-sm); color: var(--meta); }
.home-steps { list-style: none; padding: 0; }
.home-steps li { position: relative; padding-left: 34px; margin-bottom: 12px; color: var(--fg-2); font-size: var(--text-base); line-height: 1.6; }
.home-steps li::before { content: attr(data-n); position: absolute; left: 0; top: 1px; color: var(--accent); font-family: var(--font-mono); font-size: var(--text-xs); font-variant-numeric: tabular-nums; font-weight: 600; }
.home-cta { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 24px; }
.exp-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.exp-item { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 20px; transition: box-shadow var(--motion-base) var(--ease-standard); }
.exp-item:hover { box-shadow: var(--elev-raised); }
.exp-title { font-family: var(--font-display); font-weight: 600; font-size: var(--text-base); color: var(--fg); margin: 0 0 8px; }
.exp-body { font-size: var(--text-base); color: var(--fg-2); line-height: 1.6; }
.exp-list { list-style: none; padding: 0; margin: 0; }
.exp-list li { position: relative; padding-left: 14px; margin-bottom: 6px; color: var(--fg-2); font-size: var(--text-base); line-height: 1.6; }
.exp-list li:last-child { margin-bottom: 0; }
.exp-list li::before { content: "\2013"; position: absolute; left: 0; color: var(--accent); }

/* 重点提示 */
.notice { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 24px; margin-top: 8px; }
.notice p { margin: 0; }
.notice-q { display: flex; gap: 12px; align-items: flex-start; font-family: var(--font-display); font-weight: 600; font-size: var(--text-lg); line-height: 1.4; color: var(--fg); }
.notice-a { display: flex; gap: 12px; align-items: flex-start; font-size: var(--text-base); color: var(--fg-2); line-height: 1.6; margin-top: 12px; }
.notice-tag { flex: none; font-family: var(--font-mono); font-size: var(--text-sm); color: var(--accent); font-variant-numeric: tabular-nums; padding-top: 1px; font-weight: 600; }

/* ── 管理页 ── */
.manage-intro { max-width: 720px; margin: 0 auto; padding: 40px 56px 72px; }
.admin-page { max-width: 1080px; }
.manage-title { font-family: var(--font-display); font-weight: 600; font-size: 34px; line-height: 1.24; letter-spacing: -0.2px; margin-bottom: 8px; text-wrap: balance; }
.manage-sub { font-size: var(--text-base); color: var(--meta); line-height: 1.6; max-width: 52ch; margin-bottom: 8px; }
.manage-section { margin-top: 32px; }
.manage-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 20px; }
.manage-list { display: flex; flex-direction: column; gap: 8px; }
.manage-row {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 14px; border: 1px solid var(--border); border-radius: var(--radius-md);
  background: var(--bg);
}
.manage-row .avatar { width: 32px; height: 32px; font-size: var(--text-base); }
.manage-row-info { display: flex; flex-direction: column; align-items: flex-start; min-width: 0; flex: 1; }
.manage-row-info .n { font-size: var(--text-base); font-weight: 500; color: var(--fg); }
.manage-row-info .d { font-size: var(--text-xs); color: var(--meta); margin-top: 2px; }
.manage-pill, .submission-state {
  flex: none; padding: 5px 10px; border-radius: 999px; font-size: var(--text-xs);
  font-weight: 500; letter-spacing: var(--tracking-label); background: var(--surface); color: var(--fg-2);
}
.submission-state.pending { color: var(--accent); background: var(--tag-bg-soft); }
.submission-state.approved { color: #0f5f46; background: #e2f3ea; }
.submission-state.rejected { color: #8d3b2f; background: #f7e7e3; }
.manage-note { flex: 0 1 280px; font-size: var(--text-xs); color: var(--meta); line-height: 1.5; }
.manage-empty { padding: 32px 0; text-align: center; color: var(--meta); font-size: var(--text-sm); }
.manage-empty-card h3 { font-family: var(--font-display); font-size: var(--text-xl); margin-bottom: 10px; }
.manage-empty-card p { color: var(--meta); font-size: var(--text-base); line-height: 1.6; }
.manage-form .field:last-of-type { margin-bottom: 4px; }
.manage-subhead { font-size: var(--text-sm); font-weight: 500; color: var(--fg-2); letter-spacing: var(--tracking-label); margin: 16px 0 10px; }
.admin-stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-top: 20px; }
.admin-stat .v { font-family: var(--font-display); font-size: 30px; line-height: 1.1; color: var(--fg); }
.admin-stat .l { margin-top: 8px; font-size: var(--text-sm); color: var(--meta); }
.admin-row { align-items: flex-start; }
.admin-list .manage-row { background: var(--surface); }
.admin-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 22px;
}
.admin-tab {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  width: 100%;
  padding: 18px 18px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  text-align: left;
  color: var(--fg);
  transition: box-shadow var(--motion-base) var(--ease-standard), border-color var(--motion-fast) var(--ease-standard), transform var(--motion-fast) var(--ease-standard);
}
.admin-tab:hover { box-shadow: var(--elev-raised); border-color: var(--accent); }
.admin-tab.active { border-color: var(--accent); box-shadow: var(--elev-ring-accent), var(--elev-raised); transform: translateY(-1px); }
.admin-tab-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--accent);
  letter-spacing: 0.4px;
  padding-top: 2px;
}
.admin-tab-copy { display: flex; flex-direction: column; gap: 5px; min-width: 0; flex: 1; }
.admin-tab-title { font-family: var(--font-display); font-size: var(--text-lg); line-height: 1.2; }
.admin-tab-desc { font-size: var(--text-sm); line-height: 1.55; color: var(--meta); }
.admin-tab-count {
  flex: none;
  min-width: 34px;
  padding: 4px 8px;
  border-radius: var(--radius-pill);
  background: var(--tag-bg-faint);
  color: var(--accent);
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  text-align: center;
}
.admin-section-shell { margin-top: 26px; }
.admin-panel-lede { margin: 8px 0 20px; color: var(--meta); font-size: var(--text-base); line-height: 1.6; max-width: 58ch; }
.admin-panel-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}
.admin-panel-grid-channels { grid-template-columns: minmax(0, 1.45fr) minmax(300px, 0.9fr); }
.admin-panel-main,
.admin-panel-side { min-width: 0; }
.admin-results-head,
.admin-form-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}
.admin-section-title { font-family: var(--font-display); font-size: 24px; line-height: 1.18; color: var(--fg); margin: 0; }
.admin-section-copy { margin-top: 6px; font-size: var(--text-sm); line-height: 1.6; color: var(--meta); }
.admin-results-count,
.admin-mini-note {
  flex: none;
  padding: 6px 10px;
  border-radius: var(--radius-pill);
  background: var(--tag-bg-faint);
  color: var(--accent);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-label);
}
.admin-toolbar {
  display: flex;
  align-items: end;
  gap: 10px;
  flex-wrap: wrap;
  padding: 14px 16px;
  margin-bottom: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(255,255,255,0.35), rgba(255,255,255,0)) var(--bg);
}
.admin-search { display: flex; flex-direction: column; gap: 6px; min-width: 220px; flex: 1; }
.admin-search span {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: var(--tracking-eyebrow);
  color: var(--meta);
}
.admin-search input {
  width: 100%;
  height: 40px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  color: var(--fg);
  font-family: inherit;
  font-size: var(--text-base);
  outline: none;
  transition: box-shadow var(--motion-base) var(--ease-standard), border-color var(--motion-base) var(--ease-standard);
}
.admin-search input:focus { box-shadow: var(--focus-ring); border-color: var(--accent); }
.admin-search-wide { min-width: 320px; }
.admin-select { min-width: 158px; }
.admin-select select {
  width: 100%;
  height: 40px;
  padding: 0 40px 0 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  color: var(--fg);
  font-family: inherit;
  font-size: var(--text-base);
  appearance: none;
  outline: none;
  transition: box-shadow var(--motion-base) var(--ease-standard), border-color var(--motion-base) var(--ease-standard);
}
.admin-select select:focus { box-shadow: var(--focus-ring); border-color: var(--accent); }
.admin-entry { gap: 14px; }
/* 公众号管理行不展示简介，单行垂直居中，保持紧凑 */
.admin-panel-grid-channels .admin-entry {
  align-items: center;
  padding: 10px 14px;
}
.admin-panel-grid-channels .admin-entry .manage-row-info .n {
  font-size: var(--text-base);
  line-height: 1.35;
}
.admin-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
  margin-left: auto;
}
.admin-actions .btn,
.admin-page-actions .btn { height: 32px; }
.admin-invite-row {
  align-items: center !important;
}
.admin-invite-actions {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
  flex-shrink: 0;
}
.admin-invite-actions .submission-state,
.admin-invite-actions .btn,
.admin-invite-actions .manage-note-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 32px;
  line-height: 32px;
  margin: 0;
  box-sizing: border-box;
}
.admin-invite-actions .submission-state {
  padding: 0 12px;
  font-size: var(--text-xs);
}
.admin-invite-actions .manage-note-badge {
  padding: 0 12px;
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  color: var(--meta);
  background: rgba(0, 0, 0, 0.04);
  border: 1px dashed var(--border);
}
.admin-form-actions { justify-content: flex-start; }
.admin-empty {
  text-align: center;
  padding: 36px 24px;
}
.admin-empty h3 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  line-height: 1.22;
  margin-bottom: 8px;
}
.admin-empty p { color: var(--meta); line-height: 1.6; }
.admin-pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border-soft);
}
.admin-page-meta {
  font-size: var(--text-sm);
  color: var(--meta);
  letter-spacing: var(--tracking-label);
}
.admin-page-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.admin-page-btn[disabled],
.admin-review-note[disabled] {
  opacity: 0.5;
  cursor: default;
  box-shadow: var(--elev-ring);
  color: var(--meta);
}
.email-row {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 14px; border: 1px solid var(--border); border-radius: var(--radius-md);
  background: var(--bg); margin-bottom: 8px;
}
.email-addr { font-family: var(--font-mono); font-size: var(--text-sm); color: var(--fg); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.email-row .btn { margin-left: auto; flex: none; }
.email-form { display: flex; gap: 10px; align-items: flex-start; }
.email-form .field { flex: 1; margin-bottom: 0; }
.email-empty { padding: 4px 0 12px; color: var(--meta); font-size: var(--text-sm); }
.email-limit { font-size: var(--text-xs); color: var(--meta); margin-top: 12px; line-height: 1.6; }

/* 作者署名按钮 + 原文链接 */
.byline-btn { border: 0; background: transparent; padding: 0; font-family: inherit; font-size: inherit; color: var(--accent); font-weight: 500; cursor: pointer; letter-spacing: inherit; }
.byline-btn:hover { color: var(--accent-active); text-decoration: underline; }
.reader-foot-links { margin-top: 12px; }
.home-back { display: none; }
@media (max-width: 720px) { .home-back { display: flex; margin-bottom: 8px; } }

/* 未订阅的侧栏账号 */
.nav-item.acct.unsubbed { color: var(--meta); }
.nav-item.acct.unsubbed .count { color: var(--meta); }

/* 新增可交互元素焦点环 */
.modal-close:focus-visible, .user-chip:focus-visible, .acct-chip:focus-visible,
.author-link:focus-visible, .byline-btn:focus-visible, .user-dropdown button:focus-visible,
.field input:focus-visible { outline: none; box-shadow: var(--focus-ring); }

/* ── 今日晨报 ── */
#pageDaily { height: calc(100vh - 146px); overflow-y: auto; }
.daily-intro { max-width: 1180px; margin: 0 auto; padding: 36px 48px 24px; }
.daily-sel-head { display: flex; align-items: center; justify-content: space-between; margin: 8px 0 12px; }
.daily-sel-title { font-size: var(--text-sm); font-weight: 500; color: var(--fg-2); letter-spacing: var(--tracking-label); }
.daily-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.daily-chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 12px; border: 1px solid var(--border); border-radius: var(--radius-md);
  background: var(--surface); color: var(--fg-2); font-size: var(--text-sm); font-weight: 500;
  transition: box-shadow var(--motion-base) var(--ease-standard), color var(--motion-fast) var(--ease-standard);
}
.daily-chip:hover { box-shadow: var(--elev-raised); }
.daily-chip .dc-check {
  width: 15px; height: 15px; border-radius: var(--radius-xs); border: 1px solid var(--border);
  display: grid; place-items: center; color: var(--accent-on); background: var(--surface); flex: none;
}
.daily-chip.on { color: var(--accent); }
.daily-chip.on .dc-check { background: var(--accent); border-color: var(--accent); }
.daily-chip:focus-visible { outline: none; box-shadow: var(--focus-ring); }

/* 今日晨报 · 内联快捷日期胶囊 */
.daily-sel-hint { font-size: var(--text-xs); color: var(--meta); font-weight: normal; margin-left: 8px; }
.daily-date-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 4px; }
.daily-date-chip {
  padding: 6px 14px;
  font-size: var(--text-xs);
  font-weight: 500;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--fg-2);
  cursor: pointer;
  transition: all var(--motion-fast) var(--ease-standard);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.daily-date-chip:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--surface-warm);
}
.daily-date-chip.on {
  background: var(--accent);
  color: var(--accent-on);
  border-color: var(--accent);
  font-weight: 600;
  box-shadow: 0 2px 6px rgba(37, 99, 235, 0.25);
}
.daily-date-chip:focus-visible { outline: none; box-shadow: var(--focus-ring); }

/* 今日晨报 · AI 提炼加载态骨架屏 */
.paper-loading-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--elev-raised);
  padding: 48px 36px;
  text-align: center;
  animation: paperIn 0.3s var(--ease-standard);
}
.ai-sparkle-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  background: rgba(37, 99, 235, 0.08);
  color: var(--accent);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.5px;
  border-radius: 999px;
  margin-bottom: 16px;
  border: 1px solid rgba(37, 99, 235, 0.16);
}
.ai-sparkle-badge .sparkle-icon {
  font-size: 14px;
}
.paper-loading-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 500;
  color: var(--fg);
  margin: 0 0 10px;
}
.paper-loading-desc {
  font-size: var(--text-sm);
  color: var(--meta);
  line-height: 1.6;
  max-width: 480px;
  margin: 0 auto 28px;
}
.paper-loading-bars {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  max-width: 520px;
  margin: 0 auto;
}
.shimmer-bar {
  height: 14px;
  border-radius: 6px;
  background: linear-gradient(90deg, var(--surface-warm) 25%, var(--border-soft) 50%, var(--surface-warm) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}
@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
.spin-inline {
  display: inline-block;
  animation: spinSlow 1.5s linear infinite;
  margin-right: 4px;
}
@keyframes spinSlow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* 浮动日期侧边栏（今日晨报 · 近 7 天） */
.daily-rail {
  position: fixed;
  top: 50%;
  right: 16px;
  transform: translateY(-50%);
  z-index: 40;
  width: 104px;
  display: none;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--elev-raised);
  padding: 12px 8px 10px;
}
.daily-rail.open { display: block; animation: railIn 0.2s var(--ease-standard); }
@keyframes railIn { from { opacity: 0; transform: translateY(-46%); } to { opacity: 1; transform: translateY(-50%); } }
.rail-title {
  font-size: var(--text-xs); font-weight: 500; letter-spacing: var(--tracking-eyebrow); text-transform: uppercase;
  color: var(--meta); text-align: center; padding: 2px 0 10px;
  border-bottom: 1px solid var(--border-soft); margin-bottom: 6px;
}
.rail-day {
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  width: 100%; padding: 8px 2px 7px; margin: 2px 0;
  border: 0; background: transparent; border-radius: var(--radius-md);
  cursor: pointer; color: var(--fg-2);
  transition: background var(--motion-fast) var(--ease-standard), color var(--motion-fast) var(--ease-standard);
}
.rail-day:hover { background: var(--surface-warm); }
.rail-day .rd-date { font-family: var(--font-mono); font-size: 13px; font-variant-numeric: tabular-nums; letter-spacing: 0.3px; }
.rail-day .rd-sub { font-size: var(--text-xs); color: var(--meta); white-space: nowrap; }
.rail-day.on { background: var(--accent); color: var(--accent-on); }
.rail-day.on .rd-sub { color: var(--accent-on); opacity: 0.8; }
.rail-day:focus-visible { outline: none; box-shadow: var(--focus-ring); }

.paper-wrap { max-width: 1180px; margin: 0 auto; padding: 8px 48px 88px; }

/* 晨报操作工具栏 */
.paper-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 10px 18px;
  margin-bottom: 20px;
  box-shadow: var(--elev-low);
}
.paper-toolbar-info {
  font-size: var(--text-xs);
  color: var(--meta);
  display: flex;
  align-items: center;
  gap: 6px;
}
.paper-toolbar-btns {
  display: flex;
  align-items: center;
  gap: 10px;
}
.paper-toolbar-btns .btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.paper {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  box-shadow: var(--elev-raised); padding: 48px 64px 48px;
}
.paper > * { animation: paperIn 0.45s var(--ease-standard) both; }
.paper > *:nth-child(2) { animation-delay: 0.045s; }
.paper > *:nth-child(3) { animation-delay: 0.09s; }
.paper > *:nth-child(4) { animation-delay: 0.135s; }
.paper > *:nth-child(5) { animation-delay: 0.18s; }
.paper > *:nth-child(6) { animation-delay: 0.225s; }
.paper > *:nth-child(7) { animation-delay: 0.27s; }
.paper > *:nth-child(8) { animation-delay: 0.315s; }
.paper > *:nth-child(9) { animation-delay: 0.36s; }
@keyframes paperIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
.paper-masthead { text-align: center; padding-bottom: 20px; margin-bottom: 30px; border-bottom: 2px solid var(--accent); }
.paper-kicker { font-size: var(--text-xs); letter-spacing: var(--tracking-eyebrow); text-transform: uppercase; color: var(--meta); font-weight: 600; }
.paper-name { font-family: var(--font-display); font-weight: 600; font-size: 52px; line-height: 1.1; letter-spacing: 0.6px; margin: 8px 0 6px; text-wrap: balance; }
.paper-meta { font-size: var(--text-xs); color: var(--meta); letter-spacing: var(--tracking-label); font-weight: 500; }
.paper-rule { border: 0; border-top: 1px solid var(--border); margin: 18px 0; }

.paper-sec { margin-bottom: 32px; }
.paper-sec-head { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; padding-bottom: 8px; border-bottom: 1px solid var(--border-soft); }
.paper-sec-head .kicker { font-size: var(--text-xs); letter-spacing: var(--tracking-eyebrow); text-transform: uppercase; color: var(--accent); font-weight: 600; flex: none; }
.paper-sec-head .rule { flex: 1; height: 1px; background: var(--border-soft); }

.paper-lead-title { font-family: var(--font-display); font-weight: 600; font-size: 32px; line-height: 1.25; letter-spacing: -0.2px; margin-bottom: 12px; text-wrap: balance; }
.paper-lead-deck { font-size: var(--text-md); color: var(--fg-2); line-height: 1.62; max-width: none; margin-bottom: 16px; }
.paper-lead-body p { margin-bottom: 1.1em; font-size: var(--text-base); line-height: 1.68; max-width: none; color: var(--fg); }
.paper-byline { font-size: var(--text-sm); color: var(--meta); margin-top: 14px; }
.paper-byline .src { color: var(--accent); font-weight: 600; }

.paper-points { list-style: none; margin: 0; padding: 0; counter-reset: pt; }
.paper-point { position: relative; padding: 14px 0 14px 40px; border-bottom: 1px solid var(--border-soft); break-inside: avoid; }
.paper-point:last-child { border-bottom: 0; padding-bottom: 0; }
.paper-point::before {
  counter-increment: pt; content: counter(pt, decimal-leading-zero);
  position: absolute; left: 0; top: 18px;
  font-family: var(--font-mono); font-size: var(--text-xs);
  color: var(--accent); font-variant-numeric: tabular-nums; font-weight: 600;
}
.paper-point .pt-title { font-family: var(--font-display); font-weight: 600; font-size: var(--text-lg); line-height: 1.4; margin-bottom: 6px; color: var(--fg); }
.paper-point .pt-explain { font-size: var(--text-base); line-height: 1.58; color: var(--fg-2); margin-bottom: 6px; }
.paper-point .pt-src { font-size: var(--text-sm); color: var(--meta); }
.paper-point .pt-src a { font-weight: 500; }

.paper-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px 36px;
}
.paper-vp {
  break-inside: avoid;
  margin-bottom: 20px;
  background: var(--bg);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  transition: box-shadow var(--motion-fast) var(--ease-standard);
}
.paper-vp:hover { box-shadow: var(--elev-low); }
.paper-vp .vp-acct { font-size: var(--text-sm); font-weight: 600; color: var(--accent); letter-spacing: 0.5px; margin-bottom: 6px; }
.paper-vp .vp-title { font-family: var(--font-display); font-weight: 600; font-size: var(--text-md); line-height: 1.4; margin-bottom: 8px; }
.paper-vp .vp-cover { width: 100%; max-height: 180px; object-fit: cover; border-radius: var(--radius-sm); margin-bottom: 10px; display: block; }
.paper-vp .vp-sum { font-size: 13px; line-height: 1.62; color: var(--fg-2); }

.paper-trend { background: var(--bg); border-left: 3px solid var(--accent); padding: 20px 24px; border-radius: 0 var(--radius-md) var(--radius-md) 0; }
.paper-trend p { font-size: var(--text-base); line-height: 1.75; max-width: none; color: var(--fg-2); }

.paper-sources ol { list-style: none; padding: 0; counter-reset: src; }
.paper-sources li {
  counter-increment: src; position: relative; padding: 10px 0 10px 34px;
  border-bottom: 1px solid var(--border-soft); font-size: var(--text-sm); line-height: 1.5;
  display: flex; align-items: baseline; gap: 8px;
}
.paper-sources li::before {
  content: counter(src, decimal-leading-zero); position: absolute; left: 0; top: 10px;
  font-family: var(--font-mono); font-size: var(--text-xs); color: var(--accent); font-variant-numeric: tabular-nums;
}
.paper-sources .s-title { color: var(--fg); font-weight: 500; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.paper-sources .s-meta { color: var(--meta); font-size: var(--text-xs); white-space: nowrap; flex-shrink: 0; margin-left: auto; }
.paper-sources a { font-weight: 500; }
.paper-foot-note { margin-top: 20px; font-size: var(--text-xs); color: var(--meta); text-align: center; line-height: 1.5; }
.paper-empty { padding: 40px; text-align: center; color: var(--meta); font-size: var(--text-sm); animation: readerIn 0.2s var(--ease-standard); }

/* ── 订阅方案 ── */
#pagePricing { height: calc(100vh - 140px); overflow-y: auto; }
.pricing-intro { max-width: 860px; margin: 0 auto; padding: 40px 56px 20px; }
.pricing-lede { font-size: var(--text-md); color: var(--fg-2); line-height: 1.62; max-width: 56ch; margin-bottom: 8px; }
.pricing-grid { max-width: 980px; margin: 0 auto; padding: 12px 56px 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; align-items: stretch; }
.plan {
  position: relative; display: flex; flex-direction: column;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 24px 22px 22px;
  transition: box-shadow var(--motion-base) var(--ease-standard);
}
.plan:hover { box-shadow: var(--elev-raised); }
.plan.featured { box-shadow: var(--elev-ring-accent); }
.plan.featured:hover { box-shadow: var(--elev-ring-accent), var(--elev-raised); }
.plan-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.plan-name { font-family: var(--font-display); font-weight: 500; font-size: var(--text-lg); line-height: 1.3; color: var(--fg); }
.plan-price { display: flex; align-items: baseline; gap: 6px; margin-bottom: 10px; }
.plan-price .amt { font-family: var(--font-display); font-weight: 500; font-size: 40px; line-height: 1.1; color: var(--accent); font-variant-numeric: tabular-nums; letter-spacing: 0; }
.plan:not(.featured) .plan-price .amt { color: var(--fg); }
.plan-price .per { font-size: var(--text-sm); color: var(--meta); }
.plan-desc { font-size: var(--text-sm); color: var(--fg-2); line-height: 1.6; margin-bottom: 18px; }
.plan-feats { list-style: none; padding: 0; margin: 0 0 22px; }
.plan-feats li { position: relative; padding-left: 16px; margin-bottom: 9px; font-size: var(--text-base); color: var(--fg-2); line-height: 1.5; }
.plan-feats li::before { content: "\2013"; position: absolute; left: 0; color: var(--accent); }
.plan-cta { margin-top: auto; }
.plan-cta .btn { width: 100%; justify-content: center; }
.compare-wrap { max-width: 980px; margin: 0 auto; padding: 40px 56px 88px; }
.compare-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.compare { width: 100%; border-collapse: collapse; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md); overflow: hidden; }
.compare th, .compare td { padding: 12px 16px; border-bottom: 1px solid var(--border-soft); font-size: var(--text-base); line-height: 1.5; }
.compare tr:last-child th, .compare tr:last-child td { border-bottom: 0; }
.compare th { font-weight: 500; color: var(--fg-2); text-align: left; }
.compare th:not(:first-child), .compare td:not(:first-child) { text-align: center; }
.compare td:first-child { color: var(--fg-2); }
.compare .cm-yes { color: var(--accent); font-weight: 500; }
.compare .cm-no { color: var(--meta); }

/* 方案卡纵向堆叠 —— 须置于 .pricing-grid 基础规则之后，
   否则同特异性下被基础三列规则覆盖（source-order 问题）。 */
@media (max-width: 980px) {
  .pricing-grid { grid-template-columns: 1fr; }
  .plan { max-width: 560px; width: 100%; margin-left: auto; margin-right: auto; }
}
@media (max-width: 480px) {
  .pricing-grid { gap: 12px; }
  .plan { max-width: 100%; padding: 20px 18px; }
  .plan-price .amt { font-size: 34px; }
}

/* ── 每日定时推送 ── */
.push-card {
  display: flex; flex-direction: column; align-items: stretch; gap: 16px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 20px 24px; margin-top: 24px;
}
.push-header {
  display: flex; justify-content: space-between; align-items: center; gap: 14px;
  width: 100%; padding-bottom: 14px; border-bottom: 1px solid var(--border-light);
  flex-wrap: wrap;
}
.push-editions-grid {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; width: 100%;
}
@media (max-width: 820px) {
  .push-editions-grid { grid-template-columns: 1fr; }
}
.push-info { flex: 1; min-width: 220px; }
.push-title { font-family: var(--font-display); font-weight: 500; font-size: var(--text-lg); line-height: 1.3; color: var(--fg); }
.push-desc { font-size: var(--text-sm); color: var(--fg-2); line-height: 1.58; margin-top: 4px; }
.push-time { display: flex; align-items: center; gap: 10px; }
.push-time label { font-size: var(--text-sm); color: var(--fg-2); font-weight: 500; }
.push-time input[type="time"] {
  height: 34px; padding: 0 10px; border: 1px solid var(--border); border-radius: var(--radius-md);
  background: var(--bg); font-family: inherit; font-size: var(--text-base); color: var(--fg); outline: none;
}
.push-time input[type="time"]:focus { box-shadow: var(--focus-ring); border-color: var(--accent); }
.push-status { font-size: var(--text-xs); color: var(--meta); font-variant-numeric: tabular-nums; }
.push-status.on { color: var(--accent); }
.switch {
  position: relative; width: 42px; height: 24px; flex: none; border-radius: var(--radius-pill);
  background: var(--surface-warm); border: 1px solid var(--border);
  transition: background var(--motion-fast) var(--ease-standard), border-color var(--motion-fast) var(--ease-standard);
}
.switch::after {
  content: ""; position: absolute; top: 2px; left: 2px; width: 18px; height: 18px; border-radius: 50%;
  background: var(--fg-2); transition: transform var(--motion-fast) var(--ease-standard), background var(--motion-fast) var(--ease-standard);
}
.switch.on { background: var(--accent); border-color: var(--accent); }
.switch.on::after { transform: translateX(18px); background: var(--accent-on); }
.switch:focus-visible { outline: none; box-shadow: var(--focus-ring); }

@media (max-width: 480px) {
  .markall-label { display: none; }
  .search { width: 96px; }
  .topbar { gap: 6px; padding: 0 10px; }
  .brand-name { font-size: 14px; }
  .home-intro { padding: 28px 20px 56px; }
  .home-title { font-size: 34px; max-width: none; white-space: normal; }
  .acct-grid { grid-template-columns: 1fr; }
  .admin-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .manage-row { flex-wrap: wrap; }
  .manage-note { flex-basis: 100%; }
  .admin-entry { padding: 14px 12px; }
  .admin-actions { width: 100%; margin-left: 0; justify-content: flex-start; }
  .exp-grid { grid-template-columns: 1fr; }
  .paper { padding: 24px 16px; }
  .paper-name { font-size: 34px; letter-spacing: 0.4px; }
  .paper-lead-title { font-size: 27px; }
  .reader-title { font-size: 26px; }
  .paper-point { padding-left: 32px; }
  .push-card { flex-direction: column; align-items: stretch; }
  .push-time { flex-wrap: wrap; }
  .push-time input[type="time"] { width: 100%; }
  .pricing-lede { font-size: var(--text-base); }
}

/* 文章正文图文混排增强样式 */
.reader-image-wrap {
  margin: 28px auto;
  text-align: center;
  max-width: 100%;
}
.reader-image-wrap img,
.reader-inline-img img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  display: block;
  margin: 0 auto;
}
.reader-image-wrap figcaption {
  margin-top: 10px;
  font-size: 13px;
  color: var(--fg-muted);
  line-height: 1.5;
}

/* ── 滑块拼图安全人机验证 ── */
#captchaModal {
  z-index: 95;
}
.modal.captcha-dialog {
  max-width: 340px;
  padding: 22px 24px;
}
.captcha-box {
  margin: 16px 0 6px;
  user-select: none;
}
.captcha-stage {
  position: relative;
  width: 280px;
  height: 155px;
  margin: 0 auto 16px;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--surface-warm);
  box-shadow: var(--elev-low);
}
#captchaBg {
  display: block;
  width: 280px;
  height: 155px;
}
#captchaPiece {
  position: absolute;
  top: 0;
  left: 0;
  width: 280px;
  height: 155px;
  pointer-events: none;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}
.captcha-refresh {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 28px;
  height: 28px;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(4px);
  border: 1px solid var(--border);
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--fg-2);
  cursor: pointer;
  transition: transform var(--motion-fast);
}
.captcha-refresh:hover {
  transform: rotate(90deg);
  color: var(--accent);
}
.captcha-loading {
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.92);
  display: none;
  place-items: center;
  font-size: var(--text-sm);
  color: var(--meta);
}
.captcha-loading.active {
  display: grid;
}
.captcha-track {
  position: relative;
  width: 280px;
  height: 42px;
  margin: 0 auto;
  background: var(--surface-warm);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  line-height: 42px;
  text-align: center;
}
.captcha-track-text {
  font-size: 13px;
  color: var(--meta);
  pointer-events: none;
}
.captcha-mask {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0;
  background: var(--tag-bg-soft);
  border-radius: var(--radius-md) 0 0 var(--radius-md);
  pointer-events: none;
}
.captcha-thumb {
  position: absolute;
  top: 0;
  left: 0;
  width: 44px;
  height: 40px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
  display: grid;
  place-items: center;
  color: var(--fg-2);
  cursor: grab;
  touch-action: none;
  transition: background var(--motion-fast);
}
.captcha-thumb:hover {
  background: var(--accent);
  color: var(--accent-on);
  border-color: var(--accent);
}
.captcha-thumb:active {
  cursor: grabbing;
}
.captcha-tip {
  font-size: 13px;
  text-align: center;
  min-height: 20px;
  margin-top: 4px;
}
.captcha-tip.error {
  color: var(--danger);
}
.captcha-tip.success {
  color: #10b981;
  font-weight: 500;
}