.home-page {
  --home-rule: var(--line-border);
  --home-soft-rule: var(--line-faint);
  --home-paper: var(--bg-canvas);
  --home-soft-bg: var(--card-bg);
  --home-red-soft: var(--accent-soft);
  --home-accent: var(--ink-main);
  padding-bottom: 88px;
  background: var(--home-paper);
}

.cases-page {
  padding-bottom: 88px;
  background: var(--bg-canvas);
}

.home-shell {
  width: min(100%, 880px);
  margin: 0 auto;
  background: var(--home-paper);
}

.home-brand {
  position: relative;
  padding: 28px 24px 23px;
  text-align: center;
}

.home-brand::after {
  content: "";
  display: block;
  width: 30px;
  height: 4px;
  margin: 15px auto 0;
  border-radius: 1px;
  background: var(--cinnabar);
}

.home-brand::before { content: none; }

.home-title {
  margin: 0;
  color: var(--ink-main);
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 7px;
}

.home-context {
  margin: 0 24px 24px;
  padding: 18px 20px 12px;
  border: 1px solid var(--line-border);
  border-radius: 16px;
  background: var(--home-soft-bg);
  box-shadow: 0 8px 24px rgba(0, 0, 0, .035);
}

.home-context::before {
  content: none;
}

.home-context-top {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr);
  align-items: center;
  gap: 30px;
}

.home-context-summary {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.home-context-line {
  color: var(--ink-light);
  font-size: 13px;
  line-height: 1.35;
  white-space: nowrap;
}

.home-context-week {
  color: var(--home-accent);
  font-family: var(--font-display);
  font-size: 15px;
}

.home-context-date {
  color: var(--ink-main);
  font-family: Arial, sans-serif;
  font-size: 18px;
  letter-spacing: 0;
}

.home-context-lunar { font-size: 13px; }

.home-context-right { min-width: 0; }
.home-time-wrap { display: none; }

.home-pillars {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
}

.home-pillar {
  min-width: 0;
  padding: 2px 8px 0;
  border-left: 1px solid var(--home-soft-rule);
  text-align: center;
}

.home-pillar:first-child { border-left: 0; }

.home-pillar-label {
  display: block;
  color: var(--ink-light);
  font-size: 11px;
  letter-spacing: 1px;
}

.home-pillar-gz {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  margin-top: 6px;
  font-family: var(--font-display);
  font-size: 27px;
  font-weight: 700;
  line-height: 1.05;
}

.home-pillar-sub { display: none; }
.home-context-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin: 15px 0 0;
  padding-top: 10px;
  border-top: 1px solid var(--home-soft-rule);
  color: var(--ink-light);
  font-size: 11px;
  line-height: 1.5;
}

.home-context-meta #homeTime,
.home-context-meta #homeJieqi strong {
  color: var(--ink-main);
  font-family: Arial, sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0;
}

.home-section { padding: 0 24px; }

.home-section-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin: 0 0 12px;
  padding: 0 2px;
  border: 0;
}

.home-section-title {
  margin: 0;
  color: var(--ink-main);
  font-family: var(--font-display);
  font-size: 17px;
  letter-spacing: 3px;
}

.home-section-note {
  color: var(--ink-light);
  font-size: 10px;
  letter-spacing: 1px;
}

.home-tool-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.home-tool {
  position: relative;
  min-width: 0;
  aspect-ratio: 1;
  min-height: 0;
  padding: 12px 7px 10px;
  border: 1px solid var(--line-border);
  border-radius: 12px;
  background: var(--card-bg);
  box-shadow: 0 4px 12px rgba(0, 0, 0, .035);
  color: var(--ink-main);
  display: grid;
  grid-template-rows: 42px minmax(2.8em, 2.8em);
  align-content: center;
  justify-items: center;
  gap: 8px;
  text-align: center;
  transition: background-color .18s ease, color .18s ease, transform .18s ease;
}

.home-tool:hover,
.home-tool:focus-visible {
  background: var(--card-bg-muted);
  color: var(--ink-main);
  transform: translateY(-1px);
}

.home-tool:active { background: var(--card-bg-hover); transform: translateY(0); }

.home-tool-glyph {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(207, 56, 56, .18);
  border-radius: 50%;
  background: var(--home-red-soft);
  color: var(--cinnabar);
  font-family: var(--font-display);
  font-size: 22px;
  line-height: 1;
  justify-self: center;
  align-self: start;
  margin-inline: auto;
}

.home-tool-glyph::after {
  content: none;
}

.home-tool-name {
  max-width: 100%;
  min-height: 0;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: inherit;
  font-size: 12px;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.home-thanks {
  margin-top: 18px;
  padding: 14px 18px 10px;
  border-top: 1px solid var(--line-border);
  border-bottom: 1px solid var(--line-border);
  background: var(--card-bg);
}

.home-thanks .home-section-heading {
  display: grid;
  grid-template-columns: minmax(28px, 1fr) auto minmax(28px, 1fr);
  align-items: center;
  gap: 12px;
  margin: 0 0 10px;
  padding: 0;
}

.home-thanks .home-section-heading::before,
.home-thanks .home-section-heading::after {
  content: "";
  height: 1px;
  background: var(--line-faint);
}

.home-thanks .home-section-title {
  color: var(--ink-main);
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 4px;
}

.home-thanks-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border: 1px solid var(--line-faint);
}

.home-thanks-link {
  display: grid;
  align-items: center;
  justify-items: center;
  min-width: 0;
  min-height: 34px;
  padding: 4px 6px;
  border: 0;
  border-right: 1px solid var(--line-faint);
  border-bottom: 1px solid var(--line-faint);
  background: var(--card-bg);
  color: var(--ink-main);
  font-size: 12px;
  line-height: 1.25;
  text-align: center;
  transition: background-color .18s ease, color .18s ease;
}

.home-thanks-link:nth-child(4n) {
  border-right: 0;
}

.home-thanks-link:hover {
  background: var(--card-bg-hover);
  color: var(--cinnabar);
}

.home-thanks-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 8px;
  border: 1px solid var(--line-faint);
}

.home-thanks-action {
  display: grid;
  min-width: 0;
  min-height: 34px;
  place-items: center;
  padding: 4px 6px;
  background: var(--card-bg);
  color: var(--ink-main);
  font-size: 12px;
  line-height: 1.25;
  text-align: center;
  transition: background-color .18s ease, color .18s ease;
}

.home-thanks-action + .home-thanks-action {
  border-left: 1px solid var(--line-faint);
}

.home-thanks-action:hover {
  background: var(--card-bg-hover);
  color: var(--cinnabar);
}

.cooperation-dialog[hidden] { display: none; }

.cooperation-dialog {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: grid;
  place-items: center;
  padding: 18px;
}

.cooperation-dialog-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(31, 27, 24, .42);
}

.cooperation-card {
  position: relative;
  z-index: 1;
  width: min(100%, 300px);
  padding: 24px 22px 20px;
  border: 1px solid var(--line-border);
  background: var(--card-bg);
  box-shadow: var(--shadow-float);
  text-align: center;
}

.cooperation-card h3 { margin: 0 0 14px; color: var(--ink-main); font-size: 17px; }
.cooperation-card p { margin: 0 0 16px; color: var(--ink-light); font-size: 13px; }
.cooperation-card strong { color: var(--ink-main); font-weight: 600; }
.cooperation-close { position: absolute; top: 6px; right: 8px; border: 0; background: transparent; color: var(--ink-light); font-size: 24px; cursor: pointer; }
.cooperation-copy { min-height: 32px; padding: 5px 14px; border: 1px solid var(--line-border); background: transparent; color: var(--cinnabar); font-size: 12px; cursor: pointer; }
.cooperation-dialog-open { overflow: hidden; }

.home-announcement-text { color: var(--ink-main); font-size: 14px; line-height: 1.9; white-space: normal; }
.home-announcement-actions { margin: 16px 0 0; text-align: center; }
.home-announcement-link { display: inline-block; min-width: 96px; padding: 7px 14px; border: 1px solid var(--cinnabar); color: var(--cinnabar); font-size: 13px; text-align: center; text-decoration: none; }
.home-announcement-link:hover { background: var(--cinnabar); color: #fff; }

.wechat-search-toast[hidden] { display: none; }

.wechat-search-toast {
  position: fixed;
  right: 14px;
  bottom: 78px;
  left: 14px;
  z-index: 30;
  width: min(100% - 28px, 460px);
  margin: 0 auto;
  padding: 10px 14px;
  border: 1px solid #e7d8d1;
  border-radius: 6px;
  background: var(--toast-bg);
  box-shadow: 0 8px 22px rgba(56, 42, 34, .14);
  color: var(--ink-main);
  font-size: 12px;
  line-height: 1.5;
  text-align: center;
}

.home-disclaimer {
  margin: 2px 24px 0;
  padding: 15px 0 0;
  border-top: 0;
  color: var(--ink-light);
  font-size: 10px;
  letter-spacing: 1px;
  line-height: 1.7;
  text-align: center;
}

.ycp-bottom-nav {
  position: fixed;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  width: min(100%, 880px);
  min-height: 64px;
  margin: 0 auto;
  padding: 4px 10px max(4px, env(safe-area-inset-bottom));
  border-top: 1px solid var(--home-rule);
  background: var(--nav-bg);
  backdrop-filter: blur(10px);
}

.ycp-bottom-nav a {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  min-height: 54px;
  border: 0;
  color: var(--ink-light);
  font-size: 12px;
  letter-spacing: 1px;
  text-decoration: none;
}

.ycp-bottom-nav a:hover,
.ycp-bottom-nav a.active {
  color: var(--home-accent);
  border: 0;
}

.ycp-bottom-nav-icon {
  display: block;
  width: 22px;
  height: 22px;
  flex: 0 0 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.ycp-bottom-nav-icon:not(svg) {
  font-family: var(--font-display);
  font-size: 17px;
  line-height: 22px;
}

.settings-page { padding-bottom: 92px; }

.settings-shell {
  width: min(100%, 640px);
  margin: 0 auto;
}

.settings-header {
  padding: 28px 20px 18px;
  text-align: center;
}

.settings-header h1 {
  margin: 0;
  font-size: 24px;
  letter-spacing: 4px;
}

.settings-header h1::after {
  content: "";
  display: block;
  width: 30px;
  height: 4px;
  margin: 15px auto 0;
  border-radius: 1px;
  background: var(--cinnabar);
}

.settings-list {
  display: grid;
  gap: 9px;
  padding: 0 14px;
}

.settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  min-height: 58px;
  padding: 0 15px;
  border: 1px solid var(--line-faint);
  background: var(--card-bg);
  color: var(--ink-main);
}

.settings-row:hover { color: var(--cinnabar); border-color: rgba(207, 56, 56, .45); }
.settings-row::after { content: "→"; color: var(--cinnabar); font-family: Arial, sans-serif; }
.settings-row-muted { color: var(--ink-light); }
.settings-row-muted::after { content: ""; }

.settings-row-control::after { content: ""; }
.settings-row-control > select,
.settings-row-control > .settings-switch { margin-left: auto; }
#versionRow::after { content: ""; }
.settings-row-control:hover,
#versionRow:hover { color: var(--ink-main); border-color: var(--line-border); }
.settings-row-button { width: 100%; font: inherit; text-align: left; cursor: pointer; }
.settings-row-button:hover { color: var(--cinnabar); }
.settings-row-value { margin-left: auto; color: var(--ink-light); font-size: 14px; }
.settings-row select { min-width: 126px; padding: 8px 28px 8px 10px; border: 1px solid var(--line-border); border-radius: 6px; background: var(--card-bg); color: var(--ink-main); font: inherit; }
.settings-about-card { border: 1px solid var(--line-border); border-radius: 12px; background: var(--card-bg); box-shadow: 0 4px 12px rgba(0,0,0,.025); }
.settings-card-label { color: var(--ink-main); font-family: var(--font-display); font-size: 16px; letter-spacing: 2px; }
.settings-about-card { margin: 10px 20px 30px; padding: 18px; text-align: center; }
.settings-qr-row { display: flex; justify-content: center; gap: 30px; margin: 16px auto 18px; }
.settings-qr-item { display: grid; justify-items: center; gap: 8px; min-width: 120px; color: var(--ink-light); font-size: 12px; }
.settings-qr-item img { display: block; width: 112px; height: 112px; object-fit: cover; border-radius: 8px; }
.settings-qr-copy { padding: 0; border: 0; background: transparent; color: var(--ink-light); font: inherit; font-size: 12px; cursor: pointer; }
.settings-qr-copy:hover { color: var(--cinnabar); text-decoration: underline; }
.settings-about-meta { display: grid; gap: 5px; color: var(--ink-light); font-size: 13px; line-height: 1.5; }
.settings-about-meta strong { color: var(--ink-main); font-family: var(--font-display); font-size: 19px; letter-spacing: 3px; }
.settings-donation-tabs { display: flex; gap: 10px; margin-bottom: 10px; }
.settings-donation-tabs button { flex: 1; }
.settings-donation-tabs button.active { background: var(--action-bg) !important; color: var(--action-text) !important; border-color: var(--action-bg) !important; }
.settings-donation-qr { display: block; width: min(68vw, 280px); height: auto; max-height: min(50vh, calc(80vh - 180px)); margin: 0 auto 8px; border: 1px solid var(--line-faint); border-radius: 8px; object-fit: contain; }
.settings-donation-hint { margin: 0; color: var(--ink-light); text-align: center; line-height: 1.8; }
.settings-switch { position: relative; display: inline-flex; width: 46px; height: 26px; flex: 0 0 46px; }
.settings-switch input { position: absolute; opacity: 0; pointer-events: none; }
.settings-switch-track { width: 46px; height: 26px; border-radius: 999px; background: #1f1f1f; transition: background .2s ease; }
.settings-switch-track::after { content: ""; display: block; width: 20px; height: 20px; margin: 3px; border-radius: 50%; background: var(--card-bg); transition: transform .2s ease; }
.settings-switch input:checked + .settings-switch-track { background: #d7d7d7; }
.settings-switch input:checked + .settings-switch-track::after { transform: translateX(20px); background: #1f1f1f; }
.settings-switch input:focus-visible + .settings-switch-track { outline: 2px solid var(--cinnabar); outline-offset: 2px; }

.tutorial-page { padding-bottom: 92px; }
.tutorial-shell { width: min(100%, 880px); margin: 0 auto; }
.tutorial-header { padding: 25px 20px 21px; text-align: center; }
.tutorial-header h1 { margin: 0; font-size: 26px; letter-spacing: 5px; }
.tutorial-header h1::after { content: ""; display: block; width: 30px; height: 4px; margin: 15px auto 0; border-radius: 1px; background: var(--cinnabar); }
.tutorial-list { display: grid; gap: 10px; padding: 0 20px 24px; }
.tutorial-card { display: flex; align-items: center; justify-content: space-between; gap: 14px; min-height: 62px; padding: 0 18px; border: 1px solid var(--line-border); border-radius: 12px; background: var(--card-bg); box-shadow: 0 4px 12px rgba(0,0,0,.025); color: var(--ink-main); text-decoration: none; }
.tutorial-card::after { content: "→"; color: var(--cinnabar); font-family: Arial, sans-serif; }
.tutorial-card:hover { color: var(--cinnabar); border-color: rgba(207,56,56,.45); }
.tutorial-empty { justify-content: center; color: var(--ink-light); }
.tutorial-empty::after { content: ""; }
.tutorial-card-title { font-size: 15px; }
.tutorial-card-note { margin-left: auto; color: var(--ink-light); font-size: 12px; }

@media (prefers-color-scheme: dark) {
  html:not([data-theme="light"]) { --bg-canvas: #181818; --card-bg: #242424; --ink-main: #f0f0f0; --ink-light: #a5a5a5; --line-faint: #363636; --line-border: #4a4a4a; --home-rule: #3d3d3d; }
  html:not([data-theme="light"]) .settings-about-card { border-color: var(--line-border); background: var(--card-bg); box-shadow: 0 4px 12px rgba(0,0,0,.18); }
}
html[data-theme="dark"] { --bg-canvas: #181818; --card-bg: #242424; --ink-main: #f0f0f0; --ink-light: #a5a5a5; --line-faint: #363636; --line-border: #4a4a4a; --home-rule: #3d3d3d; }
html[data-theme="light"] { --bg-canvas: #f7f7f7; --card-bg: #fff; --ink-main: #1f1f1f; --ink-light: #757575; --line-faint: #f0f0f0; --line-border: #e5e5e5; --home-rule: var(--line-border); }
html[data-theme="dark"] .settings-page .settings-row,
html[data-theme="dark"] .tutorial-card,
html[data-theme="dark"] .settings-about-card { border-color: var(--line-border); background: var(--card-bg); box-shadow: 0 4px 12px rgba(0,0,0,.18); }
html[data-theme="dark"] .ycp-bottom-nav { background: rgba(30,30,30,.96); }

/* 记录页与设置页沿用首页的外壳、标题和卡片语言。 */
.cases-page,
.settings-page {
  background: var(--bg-canvas);
}

.cases-page .shenyishu-container,
.settings-page .settings-shell {
  max-width: 880px;
  background: var(--bg-canvas);
  box-shadow: none;
}

.cases-page .header,
.settings-page .settings-header {
  padding: 25px 20px 21px;
  color: var(--ink-main);
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 5px;
}

.cases-page .sys-back-wrap {
  padding: 16px 18px 0;
}

.cases-page .sys-back-btn {
  min-height: 40px;
  border: 1px solid var(--line-border);
  border-radius: 999px;
  background: var(--card-bg);
  box-shadow: 0 5px 16px rgba(0, 0, 0, .04);
}

.cases-page .case-local-tip {
  border: 1px solid var(--line-border);
  border-radius: 12px;
  background: var(--card-bg);
  box-shadow: 0 4px 12px rgba(0, 0, 0, .025);
  color: var(--ink-light);
}

.cases-page .case-empty,
.cases-page .case-item {
  border: 1px solid var(--line-border);
  border-radius: 12px;
  background: var(--card-bg);
  box-shadow: 0 4px 12px rgba(0, 0, 0, .025);
}

.settings-page .settings-header {
  padding-top: 25px;
  padding-bottom: 21px;
}

.settings-page .settings-list {
  width: 100%;
  max-width: 880px;
  margin: 0 auto;
  gap: 10px;
  padding-right: 20px;
  padding-left: 20px;
}

.settings-page .settings-row {
  min-height: 62px;
  padding: 0 18px;
  border: 1px solid var(--line-border);
  border-radius: 12px;
  background: var(--card-bg);
  box-shadow: 0 4px 12px rgba(0, 0, 0, .025);
  font-size: 15px;
}

@media (min-width: 981px) {
  .cases-page .shenyishu-container,
  .settings-page .settings-shell {
    margin: 40px auto;
    border: 0;
  }
}

@media (max-width: 640px) {
  .cases-page .header,
  .settings-page .settings-header {
    padding-top: 22px;
    padding-bottom: 18px;
    font-size: 24px;
  }

  .cases-page .sys-back-wrap { padding-top: 14px; }

  .settings-page .settings-list {
    padding-right: 14px;
    padding-left: 14px;
  }

  .settings-about-card { margin-right: 14px; margin-left: 14px; padding: 16px 14px; }
  .settings-qr-row { gap: 12px; }
  .settings-qr-item { min-width: 0; }
  .settings-qr-item img { width: 100px; height: 100px; }

  .tutorial-header { padding-top: 22px; padding-bottom: 18px; }
  .tutorial-header h1 { font-size: 24px; }
  .tutorial-list { padding-right: 14px; padding-left: 14px; }
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (min-width: 981px) {
  .home-shell {
    margin: 40px auto;
    border: 1px solid var(--line-border);
    box-shadow: 0 18px 44px rgba(0, 0, 0, .06);
  }

  .ycp-bottom-nav { border-right: 1px solid var(--home-rule); border-left: 1px solid var(--home-rule); }
}

@media (max-width: 640px) {
  .home-page { background: var(--bg-canvas); }
  .home-brand { padding: 20px 14px 17px; }
  .home-brand::after { bottom: 9px; }
  .home-title { font-size: 24px; letter-spacing: 5px; }
  .home-context { margin: 0 14px 22px; padding: 14px 12px 11px; }
  .home-context-top { grid-template-columns: minmax(0, 1.08fr) minmax(0, 1fr); gap: 8px; }
  .home-context-line { font-size: 11px; }
  .home-context-week { font-size: 13px; }
  .home-context-date { font-size: 15px; }
  .home-context-lunar { font-size: 11px; }
  .home-pillar { padding-right: 3px; padding-left: 3px; }
  .home-pillar-gz { font-size: 21px; }
  .home-pillar-label { font-size: 10px; }
  .home-context-meta { margin-top: 11px; padding-top: 8px; font-size: 10px; }
  .home-section { padding-right: 14px; padding-left: 14px; }
  .home-tool { aspect-ratio: 1; padding: 9px 3px; gap: 5px; grid-template-rows: 28px 28px; }
  .home-tool-glyph { width: 28px; height: 28px; font-size: 18px; }
  .home-tool-name { font-size: 10px; line-height: 1.3; }
  .home-thanks { margin-top: 16px; padding: 12px 10px 8px; }
  .home-thanks .home-section-heading { gap: 9px; margin-bottom: 8px; }
  .home-thanks .home-section-title { font-size: 14px; }
  .home-thanks-list { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .home-thanks-link { min-height: 32px; padding: 3px 3px; font-size: 11px; white-space: nowrap; }
  .home-thanks-link:nth-child(4n) { border-right: 0; }
  .home-thanks-link:nth-child(7) { font-size: 9px; }
  .home-disclaimer { margin-right: 14px; margin-left: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  .home-tool,
}