/* ============================================================
   UI v2 · 收敛版设计语言（redesign/ui-v2, 2026-07-31）
   原则：层级靠排版与明度，不靠边框阴影；静态内容零阴影
   ============================================================ */

/* --- 主题切换过渡（尊重减少动态偏好） --- */
@media (prefers-reduced-motion: no-preference) {
  html.theme-transition,
  html.theme-transition body,
  html.theme-transition .toolbar-card,
  html.theme-transition .filter-shell,
  html.theme-transition .ranking-list,
  html.theme-transition .ranking-card,
  html.theme-transition .change-dialog {
    transition: background-color var(--motion-standard) ease, color var(--motion-standard) ease, border-color var(--motion-standard) ease;
  }
}

/* --- 细头部：标题 / 模式切换 / 操作 同一行 --- */
.toolbar-card {
  padding: 6px 10px;
}

.topbar {
  flex-wrap: wrap;
  gap: 8px 12px;
  min-height: 0;
  margin-bottom: 0;
  padding: 2px;
}

.topbar h1 {
  flex: 0 0 auto;
  font-size: 20px;
  white-space: nowrap;
}

.brand-mark {
  flex-basis: 30px;
  width: 30px;
  height: 30px;
  font-size: 17px;
}

.title-cluster > div {
  display: flex;
  align-items: baseline;
  gap: 8px;
  min-width: 0;
}

.topbar p {
  flex: 1 1 auto;
  min-width: 0;
  max-width: 44vw;
  margin: 0;
}

.mode-tabs {
  align-self: center;
  grid-template-columns: repeat(5, auto);
  margin-left: auto;
}

.toolbar-actions {
  align-self: center;
}

.icon-btn {
  width: 40px;
}

@media (max-width: 1100px) {
  .topbar {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .title-cluster {
    grid-column: 1;
    grid-row: 1;
  }

  .toolbar-actions {
    grid-column: 2;
    grid-row: 1;
    margin-left: 0;
  }

  .mode-tabs {
    grid-column: 1 / -1;
    grid-row: 2;
    width: 100%;
    grid-template-columns: repeat(5, 1fr);
    margin-left: 0;
  }

  .topbar p {
    max-width: 60vw;
  }
}

@media (max-width: 800px) {
  .title-cluster > div {
    display: block;
  }

  .topbar #snapshotMeta {
    max-width: none;
    margin-top: 4px;
    overflow: visible;
    overflow-wrap: anywhere;
    white-space: normal;
    line-height: 1.5;
  }
}

/* --- 行式列表：卡片 → 行，hover 才出底色 --- */
.ranking-list {
  gap: 0;
  overflow: clip;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel-solid);
  box-shadow: var(--shadow-sm);
}

.ranking-card {
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.ranking-item:last-child > .ranking-card,
.ranking-list > .ranking-card:last-child {
  border-bottom: 0;
}

.ranking-card:hover {
  border-color: var(--line);
  background: var(--surface-cool);
  box-shadow: none;
  z-index: auto;
}

.ranking-card[role="button"]:focus-visible,
.daily-change-row:focus-visible {
  border-color: var(--accent);
  box-shadow: inset 0 0 0 3px var(--focus-ring);
  z-index: 2;
}

.ranking-item.is-expanded > .ranking-card {
  background: var(--surface-cool);
}

.inline-trend-panel {
  margin-top: 0;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: var(--surface-cool);
  box-shadow: none;
}

/* --- 分页：悬浮 + 跳页输入 --- */
.app-shell:has(> .pager:not([hidden])) > .ranking-panel {
  padding-bottom: 72px;
  margin-bottom: -72px;
}

.pager {
  position: sticky;
  bottom: max(10px, env(safe-area-inset-bottom));
  margin: 14px auto 0;
  padding: 8px 14px;
}

.page-jump {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 13px;
  white-space: nowrap;
}

.page-jump input {
  width: 56px;
  min-height: 30px;
  padding: 0 6px;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

.page-jump input::-webkit-outer-spin-button,
.page-jump input::-webkit-inner-spin-button {
  margin: 0;
  -webkit-appearance: none;
}

.page-total {
  white-space: nowrap;
}

body.dialog-open .pager {
  visibility: hidden;
  pointer-events: none;
}

@media (max-width: 720px) {
  .guild-filter-option-list {
    right: auto;
    left: 0;
    width: 100%;
    max-width: 100%;
  }

  .pager {
    bottom: max(8px, env(safe-area-inset-bottom));
    max-width: calc(100vw - 16px);
  }

  .page-jump input {
    width: 46px;
  }

  .page-total[data-compact] {
    font-size: 0;
  }

  .page-total[data-compact]::after {
    content: attr(data-compact);
    font-size: 12px;
  }
}

/* --- 骨架屏加载 --- */
.skeleton-card {
  grid-template-columns: 46px minmax(0, 1fr) 160px;
  pointer-events: none;
}

.skel-block {
  display: block;
  border-radius: 6px;
  background: var(--soft);
  animation: skel-pulse 1.4s ease-in-out infinite;
}

.skel-rank {
  justify-self: center;
  width: 22px;
  height: 14px;
}

.skel-lines {
  display: grid;
  gap: 8px;
}

.skel-line {
  height: 12px;
}

.skel-w40 {
  width: 40%;
}

.skel-w65 {
  width: 65%;
}

.skel-power {
  justify-self: end;
  width: 84px;
  height: 20px;
}

@keyframes skel-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

.loading-state-inline {
  min-height: 0;
  padding: 16px 0;
}

@media (prefers-reduced-motion: reduce) {
  .skel-block {
    animation: none;
  }
}

/* --- 刷新按钮反馈 --- */
#refreshBtn.is-spinning .toolbar-icon {
  animation: refresh-rotate 0.9s linear infinite;
}

#refreshBtn:disabled {
  cursor: default;
  opacity: 0.7;
}

@keyframes refresh-rotate {
  to { transform: rotate(360deg); }
}

@media (prefers-reduced-motion: reduce) {
  #refreshBtn.is-spinning .toolbar-icon {
    animation: none;
  }
}

/* --- 空态清除筛选按钮 --- */
.empty-reset {
  min-height: 30px;
  margin-left: 10px;
  padding: 0 12px;
  font-size: 13px;
  vertical-align: baseline;
}

/* --- 数字等宽对齐 --- */
.power-block strong,
.card-rank,
.card-metrics,
.change-stat strong {
  font-variant-numeric: tabular-nums;
}

/* ============================================================
   深色 · 墨色鎏金组件层（v2.1）
   ============================================================ */

/* 功力数字：金榜金 */
:root[data-theme="dark"] .power-block strong,
:root[data-theme="dark"] .daily-change-power strong,
:root[data-theme="dark"] .change-summary .is-power strong {
  color: var(--power-num);
}

:root[data-theme="dark"] .daily-change-power strong .muted,
:root[data-theme="dark"] .change-summary .is-power.is-missing strong {
  color: var(--muted);
}

/* 隐私隐藏行：功力位降回弱灰，避免"已隐藏"被误认为数值 */
:root[data-theme="dark"] .ranking-card.is-private .power-block strong {
  color: var(--muted);
  font-weight: 600;
}

:root[data-theme="dark"] .guild-block > strong {
  color: var(--text);
}

/* 工具栏、筛选和内容列表各自占一档明度，暗色下仍能快速辨认层级。 */
:root[data-theme="dark"] .toolbar-card {
  border-color: color-mix(in srgb, var(--rank) 18%, var(--line));
  background: var(--toolbar-surface);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

:root[data-theme="dark"] .filter-shell {
  border-color: color-mix(in srgb, var(--accent) 16%, var(--line));
  background: var(--filter-surface);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

:root[data-theme="dark"] .ranking-list,
:root[data-theme="dark"] .daily-change-list {
  border-color: var(--line);
  background: var(--panel-solid);
}

/* 模式切换：激活态用抬升面而非"白片" */
:root[data-theme="dark"] .mode-tab.is-active {
  background: var(--soft);
  color: var(--accent-strong);
}

/* 品牌红章：暗底上换朱砂红 */
:root[data-theme="dark"] .brand-mark {
  border-color: var(--seal);
  background: color-mix(in srgb, var(--seal) 9%, transparent);
  color: var(--seal);
  box-shadow: inset 0 0 4px color-mix(in srgb, var(--seal) 25%, transparent), 0 0 6px color-mix(in srgb, var(--seal) 18%, transparent);
}

/* 输入与下拉：与面板拉开半档明度 */
:root[data-theme="dark"] input,
:root[data-theme="dark"] select {
  background: var(--surface-cool);
}

/* 次级动作平时也保留一层天青提示，不必先悬浮才能发现。 */
:root[data-theme="dark"] .inline-trend-toggle:not(:disabled) {
  border-color: color-mix(in srgb, var(--accent) 22%, var(--line-strong));
  background: color-mix(in srgb, var(--accent) 4%, transparent);
  color: color-mix(in srgb, var(--accent-strong) 64%, var(--muted));
}

:root[data-theme="dark"] .inline-trend-toggle:not(:disabled):hover,
:root[data-theme="dark"] .inline-trend-toggle[aria-expanded="true"] {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-strong);
}

/* 留言只做局部定位，不再形成横贯整行的蓝色条带。 */
:root[data-theme="dark"] .card-note {
  background: var(--note-surface);
  color: var(--text-secondary);
  box-shadow: inset 2px 0 0 color-mix(in srgb, var(--accent) 28%, transparent);
}

/* 弹窗抽屉：比内容面板再亮半档，体现浮层 */
:root[data-theme="dark"] .change-dialog {
  background: var(--surface-warm);
}

/* 主按钮类（变动/重试等）：墨色里用青边 —— 交互色归青，金色留给数值与事实 */
:root[data-theme="dark"] .empty-reset {
  border-color: color-mix(in srgb, var(--accent) 45%, transparent);
  color: var(--accent-strong);
}

:root[data-theme="dark"] .empty-reset:hover {
  border-color: var(--accent);
  color: var(--accent-strong);
}

/* ============================================================
   青瓷亮色组件层：让主题识别来自大面层级，而不只是强调色
   ============================================================ */

:root:not([data-theme="dark"]) .toolbar-card {
  border-color: var(--line);
  background: var(--toolbar-surface);
  box-shadow: var(--shadow);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

:root:not([data-theme="dark"]) .brand-mark {
  border-color: #a92f39;
  background: var(--seal);
  color: #ffffff;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.18), 0 3px 8px rgba(155, 40, 51, 0.2);
}

:root:not([data-theme="dark"]) .mode-tabs {
  border-color: var(--line);
  background: var(--soft);
}

:root:not([data-theme="dark"]) .mode-tab.is-active,
:root:not([data-theme="dark"]) .mode-tab.is-active:hover {
  background: var(--accent);
  color: #ffffff;
  box-shadow: 0 2px 7px rgba(15, 118, 110, 0.22);
}

:root:not([data-theme="dark"]) .filter-shell {
  border-color: var(--line);
  background: var(--filter-surface);
  box-shadow: var(--shadow-lg);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

:root:not([data-theme="dark"]) input,
:root:not([data-theme="dark"]) select {
  border-color: var(--line-strong);
}

:root:not([data-theme="dark"]) .ranking-list,
:root:not([data-theme="dark"]) .daily-change-list {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-sm);
}

:root:not([data-theme="dark"]) .daily-change-row:nth-child(even) {
  background: var(--surface-warm);
}

:root:not([data-theme="dark"]) .ranking-card:hover,
:root:not([data-theme="dark"]) .daily-change-row:hover {
  border-color: var(--line-strong);
  background: color-mix(in srgb, var(--accent) 7%, var(--panel-solid));
  box-shadow: inset 3px 0 0 var(--accent);
}

:root:not([data-theme="dark"]) .card-note {
  background: var(--note-surface);
}

:root:not([data-theme="dark"]) .change-overview,
:root:not([data-theme="dark"]) .guild-compare-picker {
  border-color: var(--line);
  background: var(--surface-warm);
}

:root:not([data-theme="dark"]) .daily-change-row {
  border-color: var(--line);
  background: transparent;
}

:root:not([data-theme="dark"]) .change-dialog {
  border-color: #acc6c0;
}

:root:not([data-theme="dark"]) .dialog-head,
:root:not([data-theme="dark"]) .archive-section h3,
:root:not([data-theme="dark"]) .member-change-head {
  border-color: var(--line);
  background: var(--surface-cool);
}

:root:not([data-theme="dark"]) .guild-trend-toggle {
  background: var(--surface-warm);
}

:root:not([data-theme="dark"]) .premium-btn {
  border-color: color-mix(in srgb, var(--accent) 38%, var(--line));
  color: var(--accent-strong);
}

:root:not([data-theme="dark"]) .pager {
  border-color: var(--line-strong);
  background: var(--panel-solid);
  box-shadow: var(--shadow-float);
}

:root:not([data-theme="dark"]) .guild-compare-side.is-left {
  background: linear-gradient(90deg, color-mix(in srgb, var(--compare-left) 15%, transparent), transparent 66%), var(--panel);
}

:root:not([data-theme="dark"]) .guild-compare-side.is-right {
  background: linear-gradient(270deg, color-mix(in srgb, var(--compare-right) 15%, transparent), transparent 66%), var(--panel);
}

/* ============================================================
   2026-08-01 · 质感与布局优化（codex/ui-refinement）
   语义色令牌文档化 / 浅色柔光 / 门派浅色降饱和
   空状态印章 / 弹窗鎏金线 / 时间轴常驻 / 名次定位 / 回顶 / 入场
   ============================================================ */

/* 1. 令牌：补齐 --ink（原未定义）；浅色背景顶部柔光；涨跌色微降饱和 */



/* 2. 未激活模式标签：浅色改用 --text-secondary（AA 4.5+） */
:root:not([data-theme="dark"]) .mode-tab {
  color: var(--text-secondary);
}

/* 3. 品牌标题：衬线/楷体系，强化国风意象 */
h1 {
  font-family: "KaiTi", "STKaiti", "楷体", "Noto Serif SC", "Source Han Serif SC", "SimSun", serif;
  font-weight: 700;
}

/* 5. 空状态：朱砂印章呼应品牌（错误态除外） */
.empty:not(.empty-error)::before {
  content: "榜";
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin: 0 auto 12px;
  border: 2px solid var(--seal);
  border-radius: 10px;
  background: color-mix(in srgb, var(--seal) 5%, transparent);
  color: var(--seal);
  font-family: "KaiTi", "STKaiti", "SimSun", serif;
  font-size: 22px;
  font-weight: 600;
  transform: rotate(-5deg);
  opacity: 0.9;
}

/* 6. 弹窗头部：鎏金细线收尾 */
:root:not([data-theme="dark"]) .dialog-head,
:root[data-theme="dark"] .dialog-head {
  border-bottom-color: color-mix(in srgb, var(--rank) 34%, var(--line));
}

/* 7. 页内时间轴：常驻半透明 + 加宽（hover/滚动时全亮） */
.page-timeline {
  width: 24px;
  min-width: 24px;
  opacity: 0.55;
}
@media (min-width: 1449px) {
  .page-timeline {
    right: max(2px, calc((100vw - 1180px) / 2 - 24px));
  }
}

/* 8. 回顶按钮（移动端，滚动后出现） */
.back-top-btn {
  position: fixed;
  right: 18px;
  bottom: calc(84px + env(safe-area-inset-bottom));
  z-index: 30;
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: var(--panel-solid);
  color: var(--accent-strong);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 160ms ease, transform 160ms ease;
}
.back-top-btn.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: none;
}
.back-top-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.back-top-btn svg {
  width: 20px;
  height: 20px;
}
@media (min-width: 721px) {
  .back-top-btn {
    display: none;
  }
}

/* 9. 分页器：名次定位 + 当前名次范围 */
.rank-jump {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 13px;
  white-space: nowrap;
}
.rank-jump[hidden] {
  display: none;
}
.rank-jump input {
  width: 76px;
  min-width: 76px;
}
.rank-jump .page-total {
  color: var(--muted);
  font-size: 12px;
}
.ranking-card.is-rank-target {
  border-color: var(--line);
  background: var(--surface-cool);
  box-shadow: inset 3px 0 0 var(--accent);
  z-index: auto;
}
:root:not([data-theme="dark"]) .ranking-card.is-rank-target {
  background: color-mix(in srgb, var(--accent) 7%, var(--panel-solid));
}
:root[data-theme="dark"] .ranking-card.is-rank-target {
  background: var(--surface-warm);
}

/* 暗色列表的 hover、键盘焦点、走势图展开和名次定位使用同一反馈。 */
:root[data-theme="dark"] .ranking-list .ranking-card:hover,
:root[data-theme="dark"] .ranking-list .ranking-item.is-expanded > .ranking-card,
:root[data-theme="dark"] .ranking-list .ranking-card.is-rank-target,
:root[data-theme="dark"] .daily-change-row:hover {
  border-color: var(--line);
  background: var(--surface-warm);
  box-shadow: inset 3px 0 0 var(--accent);
}

:root[data-theme="dark"] .ranking-list .ranking-card[role="button"]:focus-visible,
:root[data-theme="dark"] .daily-change-row:focus-visible {
  border-color: var(--accent);
  background: var(--surface-warm);
  box-shadow: inset 3px 0 0 var(--accent), inset 0 0 0 2px var(--focus-ring);
}
@media (max-width: 720px) {
  .mode-tabs {
    padding-block: 2.5px;
  }

  .rank-jump {
    display: none !important;
  }
}

/* 10. 筛选区滚动紧凑模式（桌面/平板） */
.filter-shell.is-compact {
  padding-block: 5px;
}
.filter-shell.is-compact .filters {
  gap: 5px;
}
.filter-shell.is-compact .filter-field {
  gap: 2px;
}
.filter-shell.is-compact .filter-caption {
  display: none;
}
.filter-shell.is-compact .filters > label {
  gap: 0;
  font-size: 0;
}
.filter-shell.is-compact .filters > label > input,
.filter-shell.is-compact .filters > label > select {
  font-size: 14px;
}
.filter-shell.is-compact .guild-filter-field > label {
  display: none;
}
.filter-shell.is-compact select,
.filter-shell.is-compact input {
  min-height: 30px;
}

/* 11. 变动概览：语义色圆点（换帮紫 / 改名金 / 新出现绿 / 消失红 / 涨功力青） */
.change-stat {
  align-items: center;
}
.change-stat::before {
  content: "";
  width: 8px;
  height: 8px;
  flex: 0 0 8px;
  border-radius: 50%;
  background: var(--muted);
}
.change-stat.status-move::before { background: #9d6bd6; }
.change-stat.status-rename::before { background: var(--rank); }
.change-stat.status-join::before { background: var(--good); }
.change-stat.status-leave::before { background: var(--bad); }
.change-stat.status-up::before { background: var(--accent); }
:root[data-theme="dark"] .change-stat.status-move::before { background: #c084fc; }

/* Compare controls need to escape the rounded list shell while their menus are open. */
:root .ranking-list.is-guild-compare-list {
  overflow: visible;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}