/* ============================================================
   components.css —— 控件库
   对应原项目 mu_aurora/aurora/widgets/* + mu_app/widgets.py
   ============================================================ */

/* ═══════════════════════════════════════════════════════════
   1. 应用外壳：macOS 无边框窗口
   ═══════════════════════════════════════════════════════════ */
.app {
  display: flex;
  flex-direction: column;
  height: 100vh;
  background: var(--c-window);
  position: relative;
  overflow: hidden;
}

/* 窗口底噪：极淡的顶部光晕，替代 Mica 材质 */
.app::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(120% 60% at 50% -10%, color-mix(in srgb, var(--c-accent) 7%, transparent), transparent 70%),
    radial-gradient(80% 50% at 100% 0%, rgba(255, 255, 255, 0.30), transparent 60%);
  z-index: 0;
}

[data-theme="dark"] .app::before {
  background:
    radial-gradient(120% 60% at 50% -10%, color-mix(in srgb, var(--c-accent) 12%, transparent), transparent 70%);
}

/* ── 标题栏（MacTrafficTitleBar：34px 自绘交通灯） ── */
.titlebar {
  position: relative;
  z-index: 40;
  flex: 0 0 auto;
  height: 34px;
  display: flex;
  align-items: center;
  padding: 0 var(--sp-md);
  gap: var(--sp-md);
  -webkit-app-region: drag;
}

.traffic {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
}

.traffic .dot {
  width: 12px;
  height: 12px;
  border-radius: var(--r-pill);
  position: relative;
  transition: filter var(--d-micro) var(--ease-apple),
              transform var(--d-micro) var(--ease-apple);
  cursor: default;
}

.traffic .dot::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: inset 0 0 0 0.5px rgba(0, 0, 0, 0.14);
}

.traffic .dot.close { background: var(--c-traffic-close); }
.traffic .dot.min   { background: var(--c-traffic-min); }
.traffic .dot.max   { background: var(--c-traffic-max); }

/* 未悬停时三个灯是"未激活"的扁平灰（macOS 非活动窗口语义） */
.traffic:not(:hover) .dot { background: var(--c-border-strong); }
.traffic .dot:hover { filter: brightness(0.88); transform: scale(1.06); }

.titlebar .tb-title {
  flex: 1 1 auto;
  text-align: center;
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  color: var(--c-text-3);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  padding-right: 72px;   /* 与左侧交通灯平衡，标题真正居中 */
}

.titlebar .tb-actions {
  position: absolute;
  right: var(--sp-md);
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  gap: var(--sp-xxs);
}

/* ── 主体：侧边栏 + 内容 ── */
.body {
  position: relative;
  z-index: 1;
  flex: 1 1 auto;
  display: flex;
  min-height: 0;
}

/* ═══════════════════════════════════════════════════════════
   2. 侧边栏（AuroraSidebar）
   macOS 侧边栏比内容区更暗，保留层级差；顶缘高光 + 底缘暗边做材质
   ═══════════════════════════════════════════════════════════ */
.sidebar {
  flex: 0 0 208px;
  width: 208px;
  display: flex;
  flex-direction: column;
  background: var(--m-thin);
  backdrop-filter: blur(30px) saturate(180%);
  -webkit-backdrop-filter: blur(30px) saturate(180%);
  box-shadow: inset -1px 0 0 var(--c-border), inset 0 1px 0 var(--glass-hi);
  transition: width var(--d-slide) var(--ease-apple),
              flex-basis var(--d-slide) var(--ease-apple);
  overflow: hidden;
}

.sidebar.collapsed {
  flex-basis: 68px;
  width: 68px;
}

.sb-scroll {
  flex: 1 1 auto;
  overflow-y: auto;
  overflow-x: hidden;
  padding: var(--sp-sm) var(--sp-xs) 0;
}

.sb-group-btn {
  display: flex;
  align-items: center;
  gap: var(--sp-xs);
  height: var(--h-md);
  padding: 0 var(--sp-xs);
  border-radius: var(--r-control);
  color: var(--c-text-2);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.01em;
  transition: background var(--d-hover) var(--ease-apple),
              color var(--d-hover) var(--ease-apple);
}

.sb-group-btn:hover { background: var(--c-hover); color: var(--c-text); }

.sb-group-btn .arrow {
  display: inline-flex;
  width: 16px;
  height: 16px;
  align-items: center;
  justify-content: center;
  transition: transform var(--d-state) var(--ease-spring);
}

.sb-group-btn.expanded .arrow { transform: rotate(90deg); }

.sb-group-body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--d-state) var(--motion-smooth);
  overflow: hidden;
}

.sb-group-body.expanded { grid-template-rows: 1fr; }

.sb-group-body > div {
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: var(--sp-xxxs);
  padding-top: var(--sp-xxxs);
}

/* ── 导航项（AuroraNavItem）── */
.sb-item {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  height: 32px;
  padding: 0 var(--sp-xs);
  margin-left: var(--sp-md);
  border-radius: var(--r-control);
  color: var(--c-text-2);
  font-size: var(--fs-sm);
  overflow: hidden;
  transition: background var(--d-hover) var(--ease-apple),
              color var(--d-hover) var(--ease-apple),
              transform var(--d-press) var(--ease-apple);
}

.sidebar:not(.collapsed) .sb-item:hover { background: var(--c-hover); color: var(--c-text); }
.sb-item:active { transform: scale(0.985); }

.sb-item.selected {
  background: var(--c-accent-subtle);
  color: var(--c-accent);
  font-weight: var(--fw-semibold);
}

/* 选中指示条：从中心展开，不是"跳出来" */
.sb-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 3px;
  height: 0;
  border-radius: var(--r-pill);
  background: var(--c-accent);
  transform: translateY(-50%);
  transition: height var(--d-state) var(--ease-spring);
}

.sb-item.selected::before { height: 18px; }

.sb-item .ico {
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  display: grid;
  place-items: center;
}

.sb-item .ico svg { width: 18px; height: 18px; }

.sb-item .label {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: opacity var(--d-hover) var(--ease-apple);
}

/* 收起态：图标居中，文字淡出 */
.sidebar.collapsed .sb-group-btn .label,
.sidebar.collapsed .sb-group-btn .arrow,
.sidebar.collapsed .sb-item .label {
  opacity: 0;
  pointer-events: none;
}

.sidebar.collapsed .sb-item {
  margin-left: 0;
  justify-content: center;
  padding: 0;
}

.sidebar.collapsed .sb-group-btn { justify-content: center; padding: 0; }

.sb-bottom {
  flex: 0 0 auto;
  padding: var(--sp-sm) var(--sp-xs) var(--sp-md);
  display: flex;
  flex-direction: column;
  gap: var(--sp-xxs);
  border-top: 1px solid var(--c-separator);
}

.sb-foot-row {
  display: flex;
  align-items: center;
  gap: var(--sp-xs);
  justify-content: center;
}

.sb-icon-btn {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: var(--r-sm);
  color: var(--c-text-2);
  transition: background var(--d-hover) var(--ease-apple),
              color var(--d-hover) var(--ease-apple),
              transform var(--d-press) var(--ease-apple);
}

.sb-icon-btn:hover { background: var(--c-hover); color: var(--c-text); }
.sb-icon-btn:active { transform: scale(0.92); }
.sb-icon-btn svg { width: 17px; height: 17px; }

.sb-brand {
  width: 30px;
  height: 30px;
  border-radius: var(--r-control);
  overflow: hidden;
  display: grid;
  place-items: center;
  background: linear-gradient(140deg,
              color-mix(in srgb, var(--c-accent) 90%, white),
              color-mix(in srgb, var(--c-accent) 62%, #7b5cff));
  box-shadow: var(--sh-subtle), inset 0 1px 0 rgba(255, 255, 255, 0.35);
  color: #fff;
  font-weight: var(--fw-bold);
  font-size: var(--fs-xs);
  letter-spacing: 0.02em;
}

/* 侧边栏状态指示器（✗ Chat API / ✗ Image API / ✗ 白底图） */
.sb-status {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: var(--sp-xs) var(--sp-sm);
  border-top: 1px solid var(--c-separator);
}

.sb-status .st {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-2xs);
  color: var(--c-text-3);
  white-space: nowrap;
}

.sb-status .st .st-dot {
  width: 6px;
  height: 6px;
  border-radius: var(--r-pill);
  background: var(--c-text-4);
  flex: 0 0 auto;
  transition: background var(--d-state) var(--ease-apple),
              box-shadow var(--d-state) var(--ease-apple);
}

.sb-status .st.ok { color: var(--c-green); }
.sb-status .st.ok .st-dot {
  background: var(--c-green);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--c-green) 20%, transparent);
}

.sb-status .st.busy { color: var(--c-accent); }
.sb-status .st.busy .st-dot {
  background: var(--c-accent);
  animation: st-pulse 1.4s var(--ease-apple) infinite;
}

@keyframes st-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.45; transform: scale(0.82); }
}

/* ═══════════════════════════════════════════════════════════
   3. 内容区 + 页面转场
   ═══════════════════════════════════════════════════════════ */
.content-wrap {
  position: relative;
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  flex-direction: column;
  background: var(--c-window);
}

/* ── 全局 SKU 栏（globalSkuBar，max-width 460 的 SkuField） ── */
.global-sku-bar {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  padding: 7px var(--sp-lg);
  background: var(--c-card);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--c-separator);
  box-shadow: inset 0 1px 0 var(--glass-hi);
}

.global-sku-bar .gsku-ico { color: var(--c-accent); display: grid; place-items: center; }
.global-sku-bar .gsku-ico svg { width: 16px; height: 16px; }

.global-sku-bar .gsku-field {
  width: 100%;
  max-width: 460px;
  position: relative;
  display: flex;
  align-items: center;
}

.global-sku-bar .gsku-status {
  font-size: var(--fs-xs);
  color: var(--c-green);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 320px;
}

.global-sku-bar .gsku-tip {
  font-size: var(--fs-2xs);
  color: var(--c-text-4);
  white-space: nowrap;
}

/* ── 页面容器：方向感知推入转场 ── */
.pages {
  position: relative;
  flex: 1 1 auto;
  min-height: 0;
  overflow: hidden;
}

.page {
  position: absolute;
  inset: 0;
  overflow-y: auto;
  overflow-x: hidden;
  opacity: 0;
  visibility: hidden;
  padding: var(--sp-md) var(--sp-lg) var(--sp-xl);
  will-change: transform, opacity;
}

.page.active {
  opacity: 1;
  visibility: visible;
}

/* qf 原生 setCurrentWidget(popOut=True) 的等价：新页从右推入、旧页向左淡出 */
.page.enter-forward  { animation: page-in-fwd var(--d-slide) var(--ease-decelerate); }
.page.enter-backward { animation: page-in-bwd var(--d-slide) var(--ease-decelerate); }
.page.leave-forward  { animation: page-out-fwd var(--d-slide) var(--ease-accelerate) forwards; }
.page.leave-backward { animation: page-out-bwd var(--d-slide) var(--ease-accelerate) forwards; }

@keyframes page-in-fwd {
  from { opacity: 0; transform: translateX(28px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes page-in-bwd {
  from { opacity: 0; transform: translateX(-28px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes page-out-fwd {
  from { opacity: 1; transform: translateX(0); }
  to   { opacity: 0; transform: translateX(-20px); }
}
@keyframes page-out-bwd {
  from { opacity: 1; transform: translateX(0); }
  to   { opacity: 0; transform: translateX(20px); }
}

[data-reduce-motion="1"] .page.enter-forward,
[data-reduce-motion="1"] .page.enter-backward { animation: page-fade var(--d-state) var(--ease-apple); }

@keyframes page-fade { from { opacity: 0; } to { opacity: 1; } }

/* ── 页面头部（_page_header：logo 28×28 + 标题 15pt/700 + 副标题 9.5pt） ── */
.page-head {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  margin-bottom: var(--sp-xxs);
}

.page-head .ph-logo,
.page-head .ph-icon {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: var(--r-control);
  flex: 0 0 auto;
}

.page-head .ph-logo {
  background: linear-gradient(140deg,
              color-mix(in srgb, var(--c-accent) 90%, white),
              color-mix(in srgb, var(--c-accent) 60%, #7b5cff));
  color: #fff;
  font-weight: var(--fw-bold);
  font-size: var(--fs-xs);
  box-shadow: var(--sh-subtle), inset 0 1px 0 rgba(255, 255, 255, 0.35);
}

.page-head .ph-icon { color: var(--c-accent); }
.page-head .ph-icon svg { width: 18px; height: 18px; }

.page-head .ph-title {
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  letter-spacing: -0.01em;
}

.page-head .ph-actions { margin-left: auto; display: flex; gap: var(--sp-xs); }

.page-sub {
  font-size: var(--fs-sm);
  color: var(--c-text-2);
  line-height: 1.5;
  margin-bottom: var(--sp-sm);
  max-width: 96ch;
}

.page.tight { padding: var(--sp-md) var(--sp-lg) var(--sp-lg); }

/* ── 页面水印（AuroraPageMark）：中央淡色图标 + 页名 + 状态，呼吸 ── */
.page-mark {
  position: absolute;
  left: 50%;
  top: 46%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  pointer-events: none;
  z-index: 0;
  opacity: var(--mark-a, 0.3);
  color: var(--mark-color, var(--c-accent));
  transition: color 420ms var(--ease-apple),
              opacity 260ms var(--ease-apple);
}

.page-mark .mk-icon {
  width: 172px;
  height: 172px;
  display: grid;
  place-items: center;
  animation: mk-breathe var(--mk-period, 4.6s) var(--ease-apple) infinite;
  animation-delay: var(--mk-delay, 0s);
}

.page-mark .mk-icon svg {
  width: 100%;
  height: 100%;
  animation: mk-spin var(--mk-spin-dur, 26s) linear infinite;
  animation-play-state: var(--mk-spin-state, paused);
}

.page-mark .mk-glow {
  position: absolute;
  width: 460px;
  height: 460px;
  border-radius: 50%;
  background: radial-gradient(circle, currentColor 0%, color-mix(in srgb, currentColor 42%, transparent) 45%, transparent 72%);
  opacity: 0.09;
  animation: mk-glow var(--mk-period, 4.6s) var(--ease-apple) infinite;
  animation-delay: var(--mk-delay, 0s);
}

.page-mark .mk-title {
  font-size: var(--fs-xl);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.01em;
  white-space: nowrap;
}

.page-mark .mk-state {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  opacity: 0.9;
  white-space: nowrap;
}

.page-mark .mk-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--r-pill);
  background: currentColor;
  box-shadow: 0 0 8px currentColor;
}

/* 呼吸：周期由状态决定（空闲 4.6s / 作图 1.7s / 排队 6.5s） */
@keyframes mk-breathe {
  0%, 100% { transform: scale(calc(1 - 0.035 * var(--mk-amp, 1))); }
  50%      { transform: scale(calc(1 + 0.055 * var(--mk-amp, 1))); }
}

@keyframes mk-glow {
  0%, 100% { opacity: calc(0.055 * var(--mk-amp, 1)); transform: scale(0.96); }
  50%      { opacity: calc(0.135 * var(--mk-amp, 1)); transform: scale(1.04); }
}

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

/* 完成：绿色绽放（color 已由 JS 换为绿，这里只做一次性的光晕外扩） */
.page-mark.bloom .mk-glow { animation: mk-bloom 1.25s var(--ease-decelerate); }

@keyframes mk-bloom {
  0%   { opacity: 0; transform: scale(0.6); }
  35%  { opacity: 0.5; transform: scale(1.12); }
  100% { opacity: 0.09; transform: scale(1.0); }
}

/* 失败：抖动 */
.page-mark.shake .mk-icon { animation: mk-shake 0.55s var(--ease-apple); }

@keyframes mk-shake {
  0%, 100% { transform: translateX(0); }
  15%      { transform: translateX(-7px); }
  30%      { transform: translateX(6px); }
  45%      { transform: translateX(-4px); }
  60%      { transform: translateX(3px); }
  80%      { transform: translateX(-1.5px); }
}

/* ═══════════════════════════════════════════════════════════
   4. 卡片体系
   ═══════════════════════════════════════════════════════════ */
.card {
  position: relative;
  border-radius: var(--r-lg);
  background: var(--c-card);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  box-shadow: var(--sh-card), inset 0 1px 0 var(--glass-hi);
  border: 1px solid var(--c-border);
  margin-bottom: var(--sp-md);
  overflow: hidden;
}

.card.plain { border-radius: var(--r-card); }
.card.strong { background: var(--c-card-strong); }
.card.flush { overflow: visible; }

.card-head {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  padding: 12px 18px 10px;
  border-bottom: 1px solid var(--c-separator);
}

.card-head .ch-ico {
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  color: var(--c-accent);
  flex: 0 0 auto;
}

.card-head .ch-ico svg { width: 17px; height: 17px; }

.card-head .ch-title {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.005em;
}

.card-head .ch-tail { margin-left: auto; display: flex; align-items: center; gap: var(--sp-xs); }

.card-body {
  padding: var(--sp-md) 18px var(--sp-lg);
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
}

.card-body.tight { padding: 10px 18px 14px; gap: var(--sp-xs); }

/* 子卡（_make_sub_card） */
.subcard {
  border-radius: var(--r-card);
  background: var(--c-card);
  border: 1px solid var(--c-border);
  box-shadow: var(--sh-subtle);
  padding: 14px 18px 16px;
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
  margin-bottom: var(--sp-md);
}

.subcard > .sc-title {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
}

/* 卡片入场（reveal 420ms） */
.card.reveal, .subcard.reveal {
  animation: card-in var(--d-reveal) var(--ease-decelerate) backwards;
}

@keyframes card-in {
  from { opacity: 0; transform: translateY(10px) scale(0.995); }
  to   { opacity: 1; transform: none; }
}

/* ── 行 / 流式布局 ── */
.row {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  flex-wrap: wrap;
}

.row.nowrap { flex-wrap: nowrap; }
.row.top { align-items: flex-start; }
.row.between { justify-content: space-between; }
.row.end { justify-content: flex-end; }
.row.center { justify-content: center; }
.row.stack { flex-direction: column; align-items: stretch; }
.row > .grow { flex: 1 1 auto; min-width: 0; }

.flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-xs);
}

.field-label {
  font-size: var(--fs-sm);
  color: var(--c-text-2);
  white-space: nowrap;
  flex: 0 0 auto;
}

.field-label.strong { color: var(--c-text); font-weight: var(--fw-medium); }
.field-label.tiny { font-size: var(--fs-xs); color: var(--c-text-3); }

.divider { height: 1px; background: var(--c-separator); margin: var(--sp-xs) 0; }
.spacer { flex: 1 1 auto; }

/* ═══════════════════════════════════════════════════════════
   5. 按钮（AuroraButton：primary / normal / transparent / danger）
   ═══════════════════════════════════════════════════════════ */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-xs);
  height: var(--h-md);
  padding: 0 14px;
  border-radius: var(--r-sm);
  background: var(--c-hover);
  color: var(--c-text);
  border: 1px solid var(--c-separator);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  white-space: nowrap;
  overflow: hidden;
  transition: background var(--d-hover) var(--ease-apple),
              border-color var(--d-hover) var(--ease-apple),
              color var(--d-hover) var(--ease-apple),
              transform var(--d-press) var(--ease-apple),
              box-shadow var(--d-hover) var(--ease-apple);
}

.btn:hover:not(:disabled) { background: var(--c-pressed); }
.btn:active:not(:disabled) { transform: scale(0.97); }

.btn:disabled {
  opacity: 0.42;
  cursor: not-allowed;
}

.btn svg { width: 15px; height: 15px; flex: 0 0 auto; }

.btn.sm { height: var(--h-sm); padding: 0 10px; font-size: var(--fs-xs); border-radius: var(--r-xs); }
.btn.lg { height: var(--h-lg); padding: 0 18px; font-size: var(--fs-base); font-weight: var(--fw-semibold); }
.btn.wide { min-width: 140px; }
.btn.block { width: 100%; }

.btn.primary {
  background: var(--c-accent);
  color: var(--c-on-accent);
  border-color: transparent;
  box-shadow: 0 1px 3px color-mix(in srgb, var(--c-accent) 34%, transparent);
}

.btn.primary:hover:not(:disabled) {
  background: var(--c-accent-hover);
  box-shadow: 0 3px 10px color-mix(in srgb, var(--c-accent) 42%, transparent);
}

.btn.primary:active:not(:disabled) { background: var(--c-accent-pressed); }

.btn.ghost {
  background: transparent;
  border-color: transparent;
  color: var(--c-text-2);
}

.btn.ghost:hover:not(:disabled) { background: var(--c-hover); color: var(--c-text); }

.btn.outline {
  background: transparent;
  border-color: var(--c-border-strong);
  color: var(--c-text);
}

.btn.outline:hover:not(:disabled) { background: var(--c-hover); }

.btn.danger {
  color: var(--c-red);
  border-color: color-mix(in srgb, var(--c-red) 32%, transparent);
  background: color-mix(in srgb, var(--c-red) 8%, transparent);
}

.btn.danger:hover:not(:disabled) { background: color-mix(in srgb, var(--c-red) 16%, transparent); }

/* 按压涟漪（apple_motion 的 press 反馈） */
.btn::after {
  content: "";
  position: absolute;
  left: var(--rx, 50%);
  top: var(--ry, 50%);
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0;
  transform: translate(-50%, -50%) scale(0);
  pointer-events: none;
}

.btn.ripple::after { animation: btn-ripple 480ms var(--ease-decelerate); }

@keyframes btn-ripple {
  0%   { opacity: 0.26; transform: translate(-50%, -50%) scale(0); }
  100% { opacity: 0; transform: translate(-50%, -50%) scale(34); }
}

/* 图标按钮 */
.icon-btn {
  width: var(--h-md);
  height: var(--h-md);
  display: grid;
  place-items: center;
  border-radius: var(--r-sm);
  color: var(--c-text-2);
  transition: background var(--d-hover) var(--ease-apple),
              color var(--d-hover) var(--ease-apple),
              transform var(--d-press) var(--ease-apple);
}

.icon-btn:hover { background: var(--c-hover); color: var(--c-text); }
.icon-btn:active { transform: scale(0.9); }
.icon-btn svg { width: 17px; height: 17px; }
.icon-btn.sm { width: 24px; height: 24px; }
.icon-btn.sm svg { width: 14px; height: 14px; }
.icon-btn.lg { width: 36px; height: 36px; }
.icon-btn.lg svg { width: 18px; height: 18px; }
.icon-btn.accent { color: var(--c-accent); }
.icon-btn.round { border-radius: var(--r-pill); }

/* 分段控件（类型筛选按钮组 / 单选组） */
.segmented {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 2px;
  border-radius: var(--r-control);
  background: var(--c-input);
  border: 1px solid var(--c-border);
}

.segmented .seg {
  height: 24px;
  padding: 0 11px;
  border-radius: var(--r-sm);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  color: var(--c-text-2);
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: background var(--d-state) var(--ease-apple),
              color var(--d-state) var(--ease-apple),
              box-shadow var(--d-state) var(--ease-apple);
}

.segmented .seg:hover { color: var(--c-text); }

.segmented .seg.on {
  background: var(--c-card-strong);
  color: var(--c-text);
  font-weight: var(--fw-semibold);
  box-shadow: var(--sh-subtle);
}

.segmented .seg .cnt {
  font-size: var(--fs-2xs);
  opacity: 0.7;
}

/* 徽标 / 角标 */
.badge {
  display: inline-flex;
  align-items: center;
  height: 18px;
  padding: 0 7px;
  border-radius: var(--r-sm);
  font-size: var(--fs-2xs);
  font-weight: var(--fw-semibold);
  background: var(--c-hover);
  color: var(--c-text-2);
  white-space: nowrap;
}

.badge.solid { color: #fff; background: var(--c-accent); }
.badge.blue   { color: #fff; background: var(--c-blue); }
.badge.green  { color: #fff; background: var(--c-green); }
.badge.purple { color: #fff; background: var(--c-purple); }
.badge.orange { color: #fff; background: var(--c-orange); }
.badge.gray   { color: #fff; background: var(--c-gray); }
.badge.teal   { color: #fff; background: var(--c-teal); }
.badge.red    { color: #fff; background: var(--c-red); }

.badge.soft {
  color: var(--c-accent);
  background: var(--c-accent-subtle);
}

/* ═══════════════════════════════════════════════════════════
   6. 表单控件
   ═══════════════════════════════════════════════════════════ */
.input,
.textarea,
.combo {
  height: var(--h-control);
  padding: 0 10px;
  border-radius: var(--r-control);
  background: var(--c-input);
  border: 1px solid var(--c-border);
  color: var(--c-text);
  font-size: var(--fs-sm);
  width: 100%;
  transition: border-color var(--d-hover) var(--ease-apple),
              box-shadow var(--d-hover) var(--ease-apple),
              background var(--d-hover) var(--ease-apple);
}

.input::placeholder,
.textarea::placeholder { color: var(--c-placeholder); }

.input:hover, .textarea:hover { border-color: var(--c-border-strong); }

.input:focus,
.textarea:focus {
  border-color: var(--c-accent);
  box-shadow: 0 0 0 3px var(--c-accent-subtle);
  background: var(--c-card-strong);
}

.input:disabled,
.input[readonly] {
  color: var(--c-text-3);
  background: var(--c-hover);
}

.input.flat { background: transparent; border-color: transparent; }
.input.flat:hover { background: var(--c-input); }

.input.password { padding-right: 34px; }

.textarea {
  height: auto;
  min-height: 56px;
  max-height: 220px;
  padding: 8px 10px;
  line-height: 1.5;
  resize: vertical;
  font-family: var(--font-sans);
}

.textarea.mono { font-family: var(--font-mono); font-size: var(--fs-xs); }

.textarea.tall { min-height: 120px; }
.textarea.short { min-height: 46px; }

.input-wrap { position: relative; display: flex; align-items: center; flex: 1 1 auto; min-width: 0; }

.input-wrap .suffix-btn {
  position: absolute;
  right: 3px;
  top: 50%;
  transform: translateY(-50%);
  width: 26px;
  height: 24px;
  display: grid;
  place-items: center;
  border-radius: var(--r-xs);
  color: var(--c-text-3);
}

.input-wrap .suffix-btn:hover { background: var(--c-hover); color: var(--c-text); }
.input-wrap .suffix-btn svg { width: 15px; height: 15px; }

/* 原生 select 包装成 macOS 下拉观感 */
.combo {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 26px;
  cursor: default;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238e8e93' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  width: auto;
  min-width: 74px;
}

.combo:hover { border-color: var(--c-border-strong); }
.combo:focus { border-color: var(--c-accent); box-shadow: 0 0 0 3px var(--c-accent-subtle); }
.combo option { background: var(--c-card-strong); color: var(--c-text); }

/* 自定义下拉（保留原生 <select> 作为无障碍/移动端兜底，桌面用 JS 面板） */
.select {
  position: relative;
  display: inline-block;
}

.select > .select-btn {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-xs);
  min-width: 74px;
  height: var(--h-control);
  padding: 0 9px 0 10px;
  border-radius: var(--r-control);
  background: var(--c-input);
  border: 1px solid var(--c-border);
  font-size: var(--fs-sm);
  color: var(--c-text);
  transition: border-color var(--d-hover) var(--ease-apple),
              box-shadow var(--d-hover) var(--ease-apple);
}

.select > .select-btn:hover { border-color: var(--c-border-strong); }
.select.open > .select-btn {
  border-color: var(--c-accent);
  box-shadow: 0 0 0 3px var(--c-accent-subtle);
}

.select > .select-btn .cv {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.select > .select-btn .ca { color: var(--c-text-3); display: grid; place-items: center; }
.select > .select-btn .ca svg { width: 13px; height: 13px; transition: transform var(--d-state) var(--ease-spring); }
.select.open > .select-btn .ca svg { transform: rotate(180deg); }

.select-menu {
  position: fixed;
  z-index: 7000;
  min-width: 120px;
  max-height: 320px;
  overflow-y: auto;
  padding: 5px;
  border-radius: var(--r-card);
  background: var(--m-thick);
  backdrop-filter: blur(28px) saturate(180%);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
  border: 1px solid var(--c-border);
  box-shadow: var(--sh-raised);
  animation: menu-in var(--d-modal-in) var(--ease-decelerate);
}

@keyframes menu-in {
  from { opacity: 0; transform: translateY(-6px) scale(0.97); }
  to   { opacity: 1; transform: none; }
}

.select-menu .opt {
  display: flex;
  align-items: center;
  gap: var(--sp-xs);
  height: 28px;
  padding: 0 9px;
  border-radius: var(--r-sm);
  font-size: var(--fs-sm);
  color: var(--c-text);
  white-space: nowrap;
}

.select-menu .opt:hover { background: var(--c-hover); }
.select-menu .opt.on { background: var(--c-accent); color: var(--c-on-accent); }
.select-menu .opt .ck { margin-left: auto; display: grid; place-items: center; }
.select-menu .opt .ck svg { width: 13px; height: 13px; }

/* 复选框 */
.check {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-xs);
  font-size: var(--fs-sm);
  color: var(--c-text);
  white-space: nowrap;
  cursor: default;
}

.check input { position: absolute; opacity: 0; width: 0; height: 0; }

.check .box {
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
  border-radius: var(--r-xs);
  border: 1.5px solid var(--c-border-strong);
  background: var(--c-card-strong);
  display: grid;
  place-items: center;
  transition: background var(--d-instant) var(--ease-apple),
              border-color var(--d-instant) var(--ease-apple),
              transform var(--d-instant) var(--ease-spring);
}

.check .box svg {
  width: 11px;
  height: 11px;
  color: #fff;
  opacity: 0;
  transform: scale(0.6);
  transition: opacity var(--d-instant) var(--ease-apple),
              transform var(--d-instant) var(--ease-spring);
}

.check:hover .box { border-color: var(--c-accent); }

.check input:checked + .box {
  background: var(--c-accent);
  border-color: var(--c-accent);
}

.check input:checked + .box svg { opacity: 1; transform: scale(1); }
.check input:focus-visible + .box { box-shadow: 0 0 0 3px var(--c-accent-subtle); }
.check input:disabled + .box { opacity: 0.4; }
.check.disabled { opacity: 0.45; }

.check.radio .box { border-radius: var(--r-pill); }
.check.radio input:checked + .box svg { display: none; }
.check.radio .box::after {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #fff;
  opacity: 0;
  transform: scale(0.4);
  transition: opacity var(--d-instant) var(--ease-apple),
              transform var(--d-instant) var(--ease-spring);
}
.check.radio input:checked + .box::after { opacity: 1; transform: scale(1); }

/* 开关（SwitchButton） */
.switch {
  position: relative;
  display: inline-flex;
  align-items: center;
  width: 40px;
  height: 22px;
  flex: 0 0 auto;
  border-radius: var(--r-pill);
  background: var(--c-border-strong);
  transition: background var(--d-state) var(--ease-apple);
  cursor: default;
}

.switch::after {
  content: "";
  position: absolute;
  left: 2px;
  top: 2px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.25);
  transition: transform var(--d-state) var(--ease-spring);
}

.switch.on { background: var(--c-accent); }
.switch.on::after { transform: translateX(18px); }
.switch:active::after { transform: scale(0.94) var(--tw, translateX(0)); }
.switch.on:active::after { transform: translateX(18px) scale(0.94); }

.switch-wrap {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: var(--fs-sm);
}

/* 数字输入 */
.spin {
  display: inline-flex;
  align-items: center;
  height: var(--h-control);
  border-radius: var(--r-control);
  background: var(--c-input);
  border: 1px solid var(--c-border);
  overflow: hidden;
  transition: border-color var(--d-hover) var(--ease-apple),
              box-shadow var(--d-hover) var(--ease-apple);
}

.spin:focus-within { border-color: var(--c-accent); box-shadow: 0 0 0 3px var(--c-accent-subtle); }

.spin input {
  width: 100%;
  min-width: 40px;
  border: none;
  background: transparent;
  text-align: center;
  font-size: var(--fs-sm);
  height: 100%;
  -moz-appearance: textfield;
}

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

.spin .st {
  width: 22px;
  display: grid;
  place-items: center;
  color: var(--c-text-3);
  height: 100%;
}

.spin .st:hover { background: var(--c-hover); color: var(--c-text); }
.spin .st svg { width: 11px; height: 11px; }

/* 滑块 */
.slider {
  -webkit-appearance: none;
  appearance: none;
  height: 20px;
  background: transparent;
  flex: 1 1 auto;
  min-width: 80px;
}

.slider::-webkit-slider-runnable-track {
  height: 4px;
  border-radius: var(--r-pill);
  background: linear-gradient(to right, var(--c-accent) 0%, var(--c-accent) var(--pct, 50%), var(--c-border-strong) var(--pct, 50%), var(--c-border-strong) 100%);
}

.slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  margin-top: -6px;
  border-radius: 50%;
  background: #fff;
  border: 0.5px solid rgba(0, 0, 0, 0.16);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.28);
  transition: transform var(--d-micro) var(--ease-spring);
}

.slider:hover::-webkit-slider-thumb { transform: scale(1.12); }
.slider:active::-webkit-slider-thumb { transform: scale(1.2); }

.slider::-moz-range-track {
  height: 4px;
  border-radius: var(--r-pill);
  background: var(--c-border-strong);
}

.slider::-moz-range-progress {
  height: 4px;
  border-radius: var(--r-pill);
  background: var(--c-accent);
}

.slider::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #fff;
  border: 0.5px solid rgba(0, 0, 0, 0.16);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.28);
}

/* 双滑块区间（_RangeSlider）：一轨两手柄 */
.range-slider {
  position: relative;
  height: 26px;
  display: flex;
  align-items: center;
  user-select: none;
}

.range-slider .rs-track {
  position: absolute;
  left: 0;
  right: 0;
  height: 4px;
  border-radius: var(--r-pill);
  background: var(--c-border-strong);
}

.range-slider .rs-fill {
  position: absolute;
  height: 4px;
  border-radius: var(--r-pill);
  background: var(--c-accent);
}

.range-slider .rs-handle {
  position: absolute;
  width: 16px;
  height: 16px;
  margin-left: -8px;
  border-radius: 50%;
  background: #fff;
  border: 0.5px solid rgba(0, 0, 0, 0.16);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.28);
  transition: transform var(--d-micro) var(--ease-spring);
  z-index: 2;
}

.range-slider .rs-handle:hover,
.range-slider .rs-handle.dragging { transform: scale(1.12); }

/* 进度条 */
.progress {
  height: 6px;
  border-radius: var(--r-pill);
  background: var(--c-border-strong);
  overflow: hidden;
}

.progress .pb-fill {
  height: 100%;
  border-radius: var(--r-pill);
  background: var(--c-accent);
  width: 0;
  transition: width 240ms var(--ease-apple);
}

.progress.thin { height: 4px; }
.progress.thick { height: 8px; }

/* 折叠面板（CollapsiblePanel） */
.collapse {
  border-radius: var(--r-card);
  border: 1px solid var(--c-border);
  background: var(--c-card);
  overflow: hidden;
}

.collapse > .cp-head {
  display: flex;
  align-items: center;
  gap: var(--sp-xs);
  height: 34px;
  padding: 0 12px;
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--c-text);
  border-radius: var(--r-card);
  transition: background var(--d-hover) var(--ease-apple);
}

.collapse > .cp-head:hover { background: var(--c-hover); }

.collapse > .cp-head .cp-arrow {
  display: grid;
  place-items: center;
  width: 14px;
  height: 14px;
  color: var(--c-text-3);
  transition: transform var(--d-state) var(--ease-spring);
}

.collapse.open > .cp-head .cp-arrow { transform: rotate(90deg); }
.collapse > .cp-head .cp-arrow svg { width: 13px; height: 13px; }
.collapse > .cp-head .cp-tail { margin-left: auto; display: flex; gap: var(--sp-xxs); align-items: center; }

.collapse > .cp-body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--d-state) var(--motion-smooth);
}

.collapse.open > .cp-body { grid-template-rows: 1fr; }

.collapse > .cp-body > .cp-inner {
  min-height: 0;
  overflow: hidden;
  padding: 0 12px;
}

.collapse.open > .cp-body > .cp-inner { padding-bottom: 12px; }

/* ═══════════════════════════════════════════════════════════
   7. 步骤指示器（StepIndicator，高 52，可点击跳转）
   ═══════════════════════════════════════════════════════════ */
.steps {
  display: flex;
  align-items: center;
  height: 52px;
  min-width: 400px;
  padding: 0 var(--sp-xxs);
  gap: 0;
  margin-bottom: var(--sp-sm);
}

.steps .step {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 0 4px;
  flex: 1 1 0;
  min-width: 0;
}

.steps .step .sdot {
  width: 22px;
  height: 22px;
  flex: 0 0 auto;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: var(--fs-2xs);
  font-weight: var(--fw-bold);
  color: var(--c-text-3);
  background: var(--c-hover);
  border: 1.5px solid transparent;
  transition: background var(--d-state) var(--ease-apple),
              color var(--d-state) var(--ease-apple),
              border-color var(--d-state) var(--ease-apple),
              box-shadow var(--d-state) var(--ease-apple),
              transform var(--d-state) var(--ease-spring);
}

.steps .step .sdot svg { width: 12px; height: 12px; }
.steps .step .stxt {
  font-size: var(--fs-xs);
  color: var(--c-text-3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color var(--d-state) var(--ease-apple);
}

.steps .step .sline {
  flex: 1 1 auto;
  height: 1.5px;
  background: var(--c-separator);
  margin: 0 8px;
  border-radius: var(--r-pill);
  min-width: 12px;
  transition: background var(--d-state) var(--ease-apple);
}

.steps .step.done .sdot {
  background: var(--c-green);
  color: #fff;
}

.steps .step.done .stxt { color: var(--c-text-2); }
.steps .step.done .sline { background: color-mix(in srgb, var(--c-green) 55%, transparent); }

.steps .step.active .sdot {
  background: var(--c-accent);
  color: #fff;
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--c-accent) 45%, transparent);
  animation: step-halo 2.2s var(--ease-apple) infinite;
}

.steps .step.active .stxt { color: var(--c-accent); font-weight: var(--fw-semibold); }

.steps .step:hover .sdot { transform: scale(1.08); }

@keyframes step-halo {
  0%   { box-shadow: 0 0 0 0 color-mix(in srgb, var(--c-accent) 42%, transparent); }
  70%  { box-shadow: 0 0 0 8px color-mix(in srgb, var(--c-accent) 0%, transparent); }
  100% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--c-accent) 0%, transparent); }
}

/* ── 脉冲进度（PulseIndicator）：圆环排 + 旋转弧 + 完成对勾 ── */
.pulse {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 40px;
  overflow-x: auto;
  overflow-y: hidden;
  padding: 0 2px;
}

.pulse .pdot {
  position: relative;
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  border-radius: 50%;
  border: 2px solid var(--c-border-strong);
  display: grid;
  place-items: center;
  transition: border-color var(--d-state) var(--ease-apple),
              background var(--d-state) var(--ease-apple);
}

.pulse .pdot .pnum {
  font-size: var(--fs-2xs);
  color: var(--c-text-4);
  transform: scale(0.9);
}

.pulse .pdot.running {
  border-color: var(--c-accent);
  border-top-color: transparent;
  animation: pdot-spin 0.9s linear infinite;
}

.pulse .pdot.running .pnum { opacity: 0; }

.pulse .pdot.done {
  border-color: var(--c-green);
  background: var(--c-green);
  color: #fff;
}

.pulse .pdot.done .pnum { display: none; }
.pulse .pdot.done svg { width: 11px; height: 11px; color: #fff; }

.pulse .pdot.failed { border-color: var(--c-red); background: var(--c-red); }
.pulse .pdot.failed .pnum { display: none; }
.pulse .pdot.failed svg { width: 11px; height: 11px; color: #fff; }

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

/* ═══════════════════════════════════════════════════════════
   8. Toast / 通知
   ═══════════════════════════════════════════════════════════ */
.toast-layer {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 8000;
  display: flex;
  flex-direction: column-reverse;
  gap: var(--sp-sm);
  pointer-events: none;
  max-width: 380px;
}

.toast {
  pointer-events: auto;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 11px 14px;
  border-radius: var(--r-lg);
  background: var(--m-thick);
  backdrop-filter: blur(28px) saturate(180%);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
  border: 1px solid var(--c-border);
  box-shadow: var(--sh-raised);
  animation: toast-in var(--d-toast-in) var(--ease-spring);
  position: relative;
  overflow: hidden;
}

.toast.out { animation: toast-out var(--d-toast-out) var(--ease-accelerate) forwards; }

@keyframes toast-in {
  from { opacity: 0; transform: translateX(40px) scale(0.94); }
  to   { opacity: 1; transform: none; }
}

@keyframes toast-out {
  from { opacity: 1; transform: none; max-height: 200px; }
  to   { opacity: 0; transform: translateX(30px) scale(0.96); max-height: 0; }
}

.toast .t-ico {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  margin-top: 1px;
  color: var(--c-accent);
}

.toast .t-ico svg { width: 18px; height: 18px; }

.toast .t-body { flex: 1 1 auto; min-width: 0; }

.toast .t-text {
  font-size: var(--fs-sm);
  color: var(--c-text);
  line-height: 1.4;
  word-break: break-word;
}

.toast .t-act {
  margin-top: 7px;
  display: flex;
  gap: var(--sp-xs);
}

.toast .t-close {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  border-radius: var(--r-xs);
  color: var(--c-text-4);
}

.toast .t-close:hover { background: var(--c-hover); color: var(--c-text); }
.toast .t-close svg { width: 13px; height: 13px; }

.toast .t-bar {
  position: absolute;
  left: 0;
  bottom: 0;
  height: 2px;
  width: 100%;
  background: currentColor;
  opacity: 0.5;
  transform-origin: left;
  animation: toast-bar var(--toast-life, 3200ms) linear forwards;
}

@keyframes toast-bar { from { transform: scaleX(1); } to { transform: scaleX(0); } }

.toast.clickable { cursor: pointer; }

/* ═══════════════════════════════════════════════════════════
   9. 模态 / 弹层
   ═══════════════════════════════════════════════════════════ */
.overlay {
  position: fixed;
  inset: 0;
  z-index: 7500;
  display: grid;
  place-items: center;
  background: var(--c-overlay);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  animation: ov-in var(--d-modal-in) var(--ease-apple);
}

.overlay.closing { animation: ov-out var(--d-modal-out) var(--ease-accelerate) forwards; }

@keyframes ov-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes ov-out { from { opacity: 1; } to { opacity: 0; } }

.modal {
  width: min(560px, calc(100vw - 48px));
  max-height: calc(100vh - 80px);
  display: flex;
  flex-direction: column;
  border-radius: var(--r-xl);
  background: var(--m-thick);
  backdrop-filter: blur(40px) saturate(180%);
  -webkit-backdrop-filter: blur(40px) saturate(180%);
  border: 1px solid var(--c-border);
  box-shadow: var(--sh-sheet), inset 0 1px 0 var(--glass-hi);
  animation: modal-in var(--d-modal-in) var(--ease-spring);
  overflow: hidden;
}

.overlay.closing .modal { animation: modal-out var(--d-modal-out) var(--ease-accelerate) forwards; }

@keyframes modal-in {
  from { opacity: 0; transform: scale(0.92) translateY(8px); }
  to   { opacity: 1; transform: none; }
}
@keyframes modal-out {
  from { opacity: 1; transform: none; }
  to   { opacity: 0; transform: scale(0.96) translateY(4px); }
}

.modal.wide { width: min(880px, calc(100vw - 48px)); }
.modal.full { width: min(1180px, calc(100vw - 40px)); height: calc(100vh - 60px); max-height: none; }

.modal-head {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  padding: 15px 18px 12px;
  border-bottom: 1px solid var(--c-separator);
}

.modal-head .mh-title { font-size: var(--fs-base); font-weight: var(--fw-semibold); }
.modal-head .mh-tail { margin-left: auto; display: flex; align-items: center; gap: var(--sp-xs); }

.modal-body {
  flex: 1 1 auto;
  overflow-y: auto;
  padding: var(--sp-lg) 18px;
  min-height: 0;
}

.modal-foot {
  display: flex;
  justify-content: flex-end;
  gap: var(--sp-sm);
  padding: 12px 18px 15px;
  border-top: 1px solid var(--c-separator);
}

.modal .warn-text {
  font-size: var(--fs-sm);
  line-height: 1.6;
  color: var(--c-text-2);
  white-space: pre-wrap;
}

.modal .danger-tip {
  margin-top: var(--sp-md);
  padding: 10px 12px;
  border-radius: var(--r-control);
  background: color-mix(in srgb, var(--c-red) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--c-red) 26%, transparent);
  color: var(--c-red);
  font-weight: var(--fw-semibold);
  font-size: var(--fs-sm);
}

/* ═══════════════════════════════════════════════════════════
   10. 图片预览（PreviewDialog）
   ═══════════════════════════════════════════════════════════ */
.preview-stage {
  flex: 1 1 auto;
  min-height: 0;
  display: grid;
  place-items: center;
  overflow: hidden;
  background:
    conic-gradient(from 45deg, var(--c-hover) 0 25%, transparent 0 50%, var(--c-hover) 0 75%, transparent 0) 0 0 / 22px 22px,
    var(--c-window);
  border-radius: var(--r-card);
  position: relative;
}

.preview-stage img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transform: scale(var(--zoom, 1));
  transition: transform var(--d-state) var(--ease-apple);
  image-rendering: auto;
  box-shadow: var(--sh-raised);
  border-radius: 4px;
  transform-origin: center center;
}

.preview-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--m-regular);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--c-border);
  box-shadow: var(--sh-card);
  color: var(--c-text);
  transition: opacity var(--d-state) var(--ease-apple),
              transform var(--d-press) var(--ease-apple);
}

.preview-nav:hover { background: var(--m-thick); }
.preview-nav:active { transform: translateY(-50%) scale(0.92); }
.preview-nav.prev { left: 14px; }
.preview-nav.next { right: 14px; }
.preview-nav svg { width: 18px; height: 18px; }
.preview-nav[disabled] { opacity: 0.3; pointer-events: none; }

.preview-prompt {
  font-size: var(--fs-xs);
  color: var(--c-text-2);
  line-height: 1.55;
  max-height: 4.6em;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-word;
}

.zoom-group {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 2px;
  border-radius: var(--r-control);
  background: var(--c-input);
}

.zoom-group .zb {
  height: 24px;
  min-width: 26px;
  padding: 0 7px;
  border-radius: var(--r-sm);
  font-size: var(--fs-xs);
  color: var(--c-text-2);
  display: grid;
  place-items: center;
}

.zoom-group .zb:hover { background: var(--c-hover); color: var(--c-text); }
.zoom-group .zb svg { width: 14px; height: 14px; }

/* ═══════════════════════════════════════════════════════════
   11. 命令面板（Ctrl+P）
   ═══════════════════════════════════════════════════════════ */
.cmd-overlay {
  position: fixed;
  inset: 0;
  z-index: 8500;
  display: flex;
  justify-content: center;
  padding-top: 14vh;
  background: color-mix(in srgb, var(--c-overlay) 60%, transparent);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  animation: ov-in var(--d-state) var(--ease-apple);
}

.cmd-panel {
  width: min(620px, calc(100vw - 40px));
  max-height: 62vh;
  display: flex;
  flex-direction: column;
  border-radius: var(--r-xl);
  background: var(--m-thick);
  backdrop-filter: blur(40px) saturate(180%);
  -webkit-backdrop-filter: blur(40px) saturate(180%);
  border: 1px solid var(--c-border);
  box-shadow: var(--sh-sheet), inset 0 1px 0 var(--glass-hi);
  animation: cmd-in var(--d-modal-in) var(--ease-spring);
  overflow: hidden;
}

@keyframes cmd-in {
  from { opacity: 0; transform: scale(0.96) translateY(-10px); }
  to   { opacity: 1; transform: none; }
}

.cmd-input-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--c-separator);
}

.cmd-input-row .ci { color: var(--c-text-3); display: grid; place-items: center; }
.cmd-input-row .ci svg { width: 18px; height: 18px; }

.cmd-input-row input {
  flex: 1 1 auto;
  border: none;
  background: transparent;
  font-size: var(--fs-base);
  outline: none;
}

.cmd-input-row .esc-key {
  font-size: var(--fs-2xs);
  color: var(--c-text-3);
  padding: 3px 7px;
  border-radius: var(--r-xs);
  background: var(--c-input);
  border: 1px solid var(--c-border);
}

.cmd-list {
  flex: 1 1 auto;
  overflow-y: auto;
  padding: 6px;
  min-height: 0;
}

.cmd-item {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 34px;
  padding: 0 10px;
  border-radius: var(--r-control);
  font-size: var(--fs-sm);
  color: var(--c-text);
}

.cmd-item .ci-ico { color: var(--c-text-3); display: grid; place-items: center; flex: 0 0 auto; }
.cmd-item .ci-ico svg { width: 16px; height: 16px; }
.cmd-item .ci-group { margin-left: auto; font-size: var(--fs-2xs); color: var(--c-text-4); }
.cmd-item.on { background: var(--c-accent); color: var(--c-on-accent); }
.cmd-item.on .ci-ico, .cmd-item.on .ci-group { color: color-mix(in srgb, var(--c-on-accent) 82%, transparent); }

.cmd-empty {
  padding: 26px 16px;
  text-align: center;
  color: var(--c-text-3);
  font-size: var(--fs-sm);
}

/* ═══════════════════════════════════════════════════════════
   12. 表格（H3 任务表 / 多语言表）
   ═══════════════════════════════════════════════════════════ */
.table-wrap {
  border-radius: var(--r-card);
  border: 1px solid var(--c-border);
  overflow: auto;
  background: var(--c-card);
  min-height: 120px;
}

table.grid {
  width: 100%;
  font-size: var(--fs-xs);
}

table.grid thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--c-card-strong);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  text-align: left;
  font-weight: var(--fw-semibold);
  color: var(--c-text-2);
  font-size: var(--fs-2xs);
  letter-spacing: 0.02em;
  padding: 7px 10px;
  border-bottom: 1px solid var(--c-separator);
  white-space: nowrap;
}

table.grid tbody td {
  padding: 7px 10px;
  border-bottom: 1px solid var(--c-separator);
  color: var(--c-text);
  vertical-align: middle;
}

table.grid tbody tr:nth-child(even) { background: color-mix(in srgb, var(--c-hover) 45%, transparent); }
table.grid tbody tr:hover { background: var(--c-hover); }
table.grid tbody tr.selected { background: var(--c-selection); }
table.grid tbody tr:last-child td { border-bottom: none; }
table.grid td.num, table.grid th.num { text-align: right; font-variant-numeric: tabular-nums; }
table.grid .mono { font-family: var(--font-mono); font-size: var(--fs-2xs); }

/* 日志窗 */
.logbox {
  font-family: var(--font-mono);
  font-size: var(--fs-2xs);
  line-height: 1.62;
  color: var(--c-text-2);
  background: var(--c-input);
  border: 1px solid var(--c-border);
  border-radius: var(--r-control);
  padding: 9px 11px;
  max-height: 150px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-word;
  user-select: text;
}

.logbox .lg-ok   { color: var(--c-green); }
.logbox .lg-err  { color: var(--c-red); }
.logbox .lg-warn { color: var(--c-orange); }
.logbox .lg-time { color: var(--c-text-4); }
.logbox:empty::before {
  content: attr(data-empty);
  color: var(--c-text-4);
}

/* ═══════════════════════════════════════════════════════════
   13. 图片槽 / 拖放区
   ═══════════════════════════════════════════════════════════ */
.drop-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--sp-xs);
  min-height: 120px;
  padding: var(--sp-md);
  border-radius: var(--r-card);
  border: 1.5px dashed var(--c-border-strong);
  background: var(--c-input);
  color: var(--c-text-3);
  font-size: var(--fs-sm);
  text-align: center;
  transition: border-color var(--d-hover) var(--ease-apple),
              background var(--d-hover) var(--ease-apple),
              color var(--d-hover) var(--ease-apple);
}

.drop-area:hover {
  border-color: color-mix(in srgb, var(--c-accent) 60%, transparent);
  background: color-mix(in srgb, var(--c-accent) 5%, transparent);
  color: var(--c-text-2);
}

.drop-area.dragover {
  border-color: var(--c-accent);
  background: var(--c-accent-subtle);
  color: var(--c-accent);
}

.drop-area .da-ico { color: currentColor; opacity: 0.7; }
.drop-area .da-ico svg { width: 26px; height: 26px; }
.drop-area .da-hint { font-size: var(--fs-xs); opacity: 0.8; }

/* 缩略图槽（白底图 / 参考图 / 源图 / 帧图） */
.thumb-slot {
  width: 96px;
  height: 96px;
  flex: 0 0 auto;
  border-radius: var(--r-card);
  border: 1.5px dashed var(--c-border-strong);
  background: var(--c-input);
  display: grid;
  place-items: center;
  overflow: hidden;
  position: relative;
  color: var(--c-text-4);
  font-size: var(--fs-2xs);
  text-align: center;
  transition: border-color var(--d-hover) var(--ease-apple),
              transform var(--d-hover) var(--ease-apple);
}

.thumb-slot.filled {
  border-style: solid;
  border-color: var(--c-border);
  background: var(--c-card-strong);
}

.thumb-slot img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.thumb-slot:hover { border-color: var(--c-accent); }
.thumb-slot.sm { width: 44px; height: 44px; }
.thumb-slot.md { width: 52px; height: 52px; }
.thumb-slot.lg { width: 120px; height: 120px; }

.thumb-slot .clear-x {
  position: absolute;
  top: 2px;
  right: 2px;
  width: 17px;
  height: 17px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(255, 95, 87, 0.88);
  color: #fff;
  opacity: 0;
  transition: opacity var(--d-hover) var(--ease-apple);
}

.thumb-slot:hover .clear-x { opacity: 1; }
.thumb-slot .clear-x:hover { background: #ff453a; }
.thumb-slot .clear-x svg { width: 10px; height: 10px; }

/* 参考图网格（多参考图页 / 主图参考图） */
.ref-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(146px, 1fr));
  gap: var(--sp-xs);
}

.ref-cell {
  position: relative;
  border-radius: var(--r-card);
  border: 1px solid var(--c-border);
  background: var(--c-card-strong);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color var(--d-hover) var(--ease-apple),
              transform var(--d-hover) var(--ease-apple),
              box-shadow var(--d-hover) var(--ease-apple);
}

.ref-cell:hover { transform: translateY(-2px); box-shadow: var(--sh-card); }
.ref-cell.selected { border-color: var(--c-accent); box-shadow: 0 0 0 2px var(--c-accent-subtle); }
.ref-cell .rc-img {
  height: 76px;
  background: var(--c-input);
  display: grid;
  place-items: center;
  overflow: hidden;
}
.ref-cell .rc-img img { width: 100%; height: 100%; object-fit: cover; }
.ref-cell .rc-meta {
  padding: 4px 6px;
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: var(--fs-2xs);
  color: var(--c-text-3);
}
.ref-cell .rc-meta .rc-idx { font-weight: var(--fw-semibold); color: var(--c-text-2); }
.ref-cell .rc-meta .rc-x { margin-left: auto; color: var(--c-text-4); }
.ref-cell .rc-meta .rc-x:hover { color: var(--c-red); }

.ref-cell.dragging { opacity: 0.45; }
.ref-cell.drop-target { border-color: var(--c-accent); border-style: dashed; }

/* 帧图网格（分镜导演） */
.frame-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: var(--sp-xs);
}

.frame-cell {
  border-radius: var(--r-card);
  border: 1px solid var(--c-border);
  background: var(--c-card-strong);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color var(--d-hover) var(--ease-apple),
              transform var(--d-hover) var(--ease-apple);
}

.frame-cell:hover { transform: translateY(-2px); border-color: var(--c-border-strong); }
.frame-cell.selected { border-color: var(--c-accent); box-shadow: 0 0 0 2px var(--c-accent-subtle); }
.frame-cell .fc-img {
  aspect-ratio: 1 / 1;
  background: var(--c-input);
  display: grid;
  place-items: center;
  color: var(--c-text-4);
  font-size: var(--fs-2xs);
  overflow: hidden;
}
.frame-cell .fc-img img { width: 100%; height: 100%; object-fit: cover; }
.frame-cell .fc-label { padding: 5px 7px; font-size: var(--fs-2xs); color: var(--c-text-2); }
.frame-cell .fc-label .fl-tag { color: var(--c-accent); font-weight: var(--fw-semibold); }

/* ═══════════════════════════════════════════════════════════
   14. 结果网格（ResultPanel）
   ═══════════════════════════════════════════════════════════ */
.result-wrap {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(196px, 1fr));
  gap: var(--sp-sm);
  align-content: start;
}

.result-card {
  position: relative;
  border-radius: var(--r-card);
  border: 1px solid var(--c-border);
  background: var(--c-card-strong);
  padding: var(--sp-sm);
  display: flex;
  flex-direction: column;
  gap: var(--sp-xxs);
  transition: transform var(--d-state) var(--ease-spring),
              box-shadow var(--d-state) var(--ease-apple),
              border-color var(--d-hover) var(--ease-apple);
  animation: result-in 220ms var(--ease-decelerate) backwards;
}

@keyframes result-in {
  from { opacity: 0; transform: translateY(7px); }
  to   { opacity: 1; transform: none; }
}

.result-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--sh-card);
  border-color: var(--c-border-strong);
}

.result-card.selected {
  border-color: var(--c-accent);
  box-shadow: 0 0 0 2px var(--c-accent-subtle), var(--sh-card);
}

.result-card .rc-top {
  display: flex;
  align-items: center;
  gap: var(--sp-xs);
  min-height: 18px;
}

.result-card .rc-badge {
  margin-left: auto;
  font-size: var(--fs-2xs);
  font-weight: var(--fw-semibold);
  color: #fff;
  background: var(--c-purple);
  padding: 1px 6px;
  border-radius: var(--r-xs);
}

.result-card .rc-thumb {
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: var(--r-sm);
  overflow: hidden;
  background: var(--c-input);
  display: grid;
  place-items: center;
}

.result-card .rc-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--d-state) var(--ease-apple);
}

.result-card:hover .rc-thumb img { transform: scale(1.04); }

.result-card .rc-idx {
  font-size: var(--fs-2xs);
  font-weight: var(--fw-semibold);
  color: var(--c-text-2);
}

.result-card .rc-prompt {
  font-size: var(--fs-2xs);
  color: var(--c-text-3);
  line-height: 1.4;
  height: 2.8em;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
}

.result-card .rc-actions { display: flex; gap: var(--sp-xxs); }

/* 骨架卡（生成中 shimmer） */
.skeleton-card {
  border-radius: var(--r-card);
  border: 1px solid var(--c-border);
  background: var(--c-card);
  padding: var(--sp-sm);
  display: flex;
  flex-direction: column;
  gap: var(--sp-xxs);
  animation: result-in 220ms var(--ease-decelerate) backwards;
}

.skeleton-block {
  position: relative;
  overflow: hidden;
  border-radius: var(--r-sm);
  background: var(--c-skeleton-base);
}

.skeleton-block::after {
  content: "";
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(90deg, transparent, var(--c-skeleton-hl), transparent);
  animation: shimmer 1.35s var(--ease-apple) infinite;
}

@keyframes shimmer { 100% { transform: translateX(100%); } }

.skel-thumb { width: 100%; aspect-ratio: 1 / 1; }
.skel-line { height: 9px; }
.skel-line.w60 { width: 60%; }
.skel-line.w80 { width: 80%; }

/* 失败卡 */
.error-card {
  border-radius: var(--r-card);
  border: 1px solid color-mix(in srgb, var(--c-red) 26%, transparent);
  background: color-mix(in srgb, var(--c-red) 7%, var(--c-card));
  padding: var(--sp-md) var(--sp-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  text-align: center;
  aspect-ratio: 196 / 260;
  animation: result-in 220ms var(--ease-decelerate) backwards;
}

.error-card .ec-ico { color: var(--c-red); }
.error-card .ec-ico svg { width: 38px; height: 38px; }
.error-card .ec-t { font-size: var(--fs-sm); font-weight: var(--fw-semibold); }
.error-card .ec-h { font-size: var(--fs-2xs); color: var(--c-text-3); }

/* 空状态 */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--sp-xs);
  padding: var(--sp-xxxl) var(--sp-md);
  text-align: center;
  color: var(--c-text-3);
  animation: empty-in 500ms var(--ease-decelerate);
}

@keyframes empty-in { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.empty-state .es-ico { color: var(--c-accent); opacity: 0.55; margin-bottom: var(--sp-xs); }
.empty-state .es-ico svg { width: 56px; height: 56px; }
.empty-state .es-t { font-size: var(--fs-base); font-weight: var(--fw-semibold); color: var(--c-text-2); }
.empty-state .es-h { font-size: var(--fs-xs); color: var(--c-text-3); max-width: 44ch; line-height: 1.6; }

/* ═══════════════════════════════════════════════════════════
   15. 聊天（气泡 / 输入区）
   ═══════════════════════════════════════════════════════════ */
.chat-scroll {
  flex: 1 1 auto;
  overflow-y: auto;
  padding: var(--sp-md) var(--sp-sm);
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
  min-height: 0;
}

.bubble {
  max-width: min(74%, 620px);
  padding: 9px 13px;
  border-radius: var(--r-lg);
  font-size: var(--fs-sm);
  line-height: 1.62;
  word-break: break-word;
  user-select: text;
  animation: bubble-in 200ms var(--ease-decelerate) backwards;
  position: relative;
}

@keyframes bubble-in { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.bubble.user {
  align-self: flex-end;
  background: var(--c-accent);
  color: var(--c-on-accent);
  border-bottom-right-radius: var(--r-xs);
  box-shadow: 0 1px 4px color-mix(in srgb, var(--c-accent) 28%, transparent);
}

.bubble.ai {
  align-self: flex-start;
  background: color-mix(in srgb, var(--c-hover) 140%, var(--c-card));
  border: 1px solid var(--c-border);
  color: var(--c-text);
  border-bottom-left-radius: var(--r-xs);
}

.bubble.sys {
  align-self: center;
  background: transparent;
  color: var(--c-text-3);
  font-size: var(--fs-xs);
  text-align: center;
  max-width: 90%;
  border: 1px dashed var(--c-border-strong);
}

.bubble pre {
  margin: 7px 0;
  padding: 9px 11px;
  border-radius: var(--r-control);
  background: var(--c-input);
  border: 1px solid var(--c-border);
  font-family: var(--font-mono);
  font-size: var(--fs-2xs);
  overflow-x: auto;
  white-space: pre;
}

.bubble code {
  font-family: var(--font-mono);
  font-size: 0.92em;
  padding: 1px 4px;
  border-radius: 4px;
  background: var(--c-input);
}

.bubble pre code { background: none; padding: 0; }
.bubble p { margin: 0 0 6px; }
.bubble p:last-child { margin-bottom: 0; }
.bubble ul, .bubble ol { margin: 4px 0; padding-left: 1.35em; }
.bubble li { list-style: disc; margin: 2px 0; }
.bubble strong { font-weight: var(--fw-semibold); }
.bubble a { color: var(--c-accent); text-decoration: underline; }

.bubble .b-imgs { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 7px; }
.bubble .b-imgs img {
  width: 150px;
  height: 150px;
  object-fit: cover;
  border-radius: var(--r-sm);
  border: 1px solid var(--c-border);
  cursor: zoom-in;
}

.bubble .b-foot {
  display: flex;
  align-items: center;
  gap: var(--sp-xs);
  margin-top: 6px;
  font-size: var(--fs-2xs);
  opacity: 0.62;
}

.bubble .b-copy {
  margin-left: auto;
  font-size: var(--fs-2xs);
  padding: 1px 6px;
  border-radius: var(--r-xs);
  color: inherit;
  opacity: 0.75;
}

.bubble .b-copy:hover { opacity: 1; background: color-mix(in srgb, currentColor 14%, transparent); }

.bubble.typing .b-dots { display: inline-flex; gap: 4px; align-items: center; height: 1.2em; }
.bubble.typing .b-dots i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.4;
  animation: dot-bounce 1.05s var(--ease-apple) infinite;
}
.bubble.typing .b-dots i:nth-child(2) { animation-delay: 0.14s; }
.bubble.typing .b-dots i:nth-child(3) { animation-delay: 0.28s; }

@keyframes dot-bounce {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.35; }
  30%           { transform: translateY(-3px); opacity: 1; }
}

.chat-compose {
  flex: 0 0 auto;
  padding: 0 var(--sp-lg) var(--sp-md);
}

.chat-compose .cmp-inner {
  max-width: 88%;
  margin: 0 auto;
  display: flex;
  align-items: flex-end;
  gap: var(--sp-xs);
  padding: 7px 8px 7px 12px;
  border-radius: var(--r-xl);
  background: var(--c-card-strong);
  border: 1px solid var(--c-border);
  box-shadow: var(--sh-card);
  transition: border-color var(--d-hover) var(--ease-apple),
              box-shadow var(--d-hover) var(--ease-apple);
}

.chat-compose .cmp-inner:focus-within {
  border-color: var(--c-accent);
  box-shadow: 0 0 0 3px var(--c-accent-subtle), var(--sh-card);
}

.chat-compose textarea {
  flex: 1 1 auto;
  border: none;
  background: transparent;
  resize: none;
  min-height: 30px;
  max-height: 96px;
  font-size: var(--fs-sm);
  line-height: 1.5;
  padding: 6px 2px;
  outline: none;
}

.chat-thumbs {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 7px;
}

.chat-thumbs .ct-item {
  position: relative;
  width: 52px;
  height: 52px;
  border-radius: var(--r-sm);
  overflow: hidden;
  border: 1px solid var(--c-border);
  background: var(--c-input);
}

.chat-thumbs .ct-item img { width: 100%; height: 100%; object-fit: cover; }
.chat-thumbs .ct-item .ct-x {
  position: absolute;
  right: 1px;
  bottom: 1px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: rgba(255, 95, 87, 0.88);
  color: #fff;
  display: grid;
  place-items: center;
}
.chat-thumbs .ct-item .ct-x:hover { background: #ff453a; }
.chat-thumbs .ct-item .ct-x svg { width: 9px; height: 9px; }

/* ═══════════════════════════════════════════════════════════
   16. 视频播放器
   ═══════════════════════════════════════════════════════════ */
.video-stage {
  position: relative;
  border-radius: var(--r-card);
  overflow: hidden;
  background: #000;
  min-height: 240px;
  display: grid;
  place-items: center;
}

.video-stage video { width: 100%; height: 100%; max-height: 62vh; object-fit: contain; }

.video-ctrl {
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 10px;
  border-radius: var(--r-control);
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  color: #fff;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity var(--d-state) var(--ease-apple),
              transform var(--d-state) var(--ease-apple);
}

.video-stage:hover .video-ctrl,
.video-stage.show-ctrl .video-ctrl { opacity: 1; transform: none; }

.video-ctrl .vc-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
  flex: 0 0 auto;
}

.video-ctrl .vc-btn:hover { background: rgba(255, 255, 255, 0.28); }
.video-ctrl .vc-btn svg { width: 16px; height: 16px; }
.video-ctrl .vc-btn.plain { background: transparent; width: auto; padding: 0 8px; height: 26px; border-radius: var(--r-sm); font-size: var(--fs-2xs); }
.video-ctrl .vc-btn.plain:hover { background: rgba(255, 255, 255, 0.18); }
.video-ctrl .vc-time { font-size: var(--fs-2xs); font-variant-numeric: tabular-nums; white-space: nowrap; }

.video-ctrl input[type="range"] {
  flex: 1 1 auto;
  -webkit-appearance: none;
  appearance: none;
  height: 4px;
  border-radius: var(--r-pill);
  background: rgba(255, 255, 255, 0.28);
}

.video-ctrl input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #fff;
}

.video-ctrl input[type="range"]::-moz-range-thumb {
  width: 12px;
  height: 12px;
  border: none;
  border-radius: 50%;
  background: #fff;
}

/* ═══════════════════════════════════════════════════════════
   17. 粒子层（ParticleLayer：全窗穿透、仅交互时运行）
   ═══════════════════════════════════════════════════════════ */
#particles {
  position: fixed;
  inset: 0;
  z-index: 8600;
  pointer-events: none;
  display: block;
}

/* ═══════════════════════════════════════════════════════════
   18. 历史记录卡
   ═══════════════════════════════════════════════════════════ */
.hist-card {
  display: flex;
  align-items: center;
  gap: var(--sp-md);
  min-height: 80px;
  padding: 10px 14px;
  border-radius: var(--r-card);
  border: 1px solid var(--c-border);
  background: var(--c-card);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  box-shadow: var(--sh-subtle);
  margin-bottom: var(--sp-sm);
  transition: transform var(--d-state) var(--ease-spring),
              box-shadow var(--d-state) var(--ease-apple),
              border-color var(--d-hover) var(--ease-apple);
  animation: hist-in 320ms var(--ease-decelerate) backwards;
}

@keyframes hist-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

.hist-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--sh-card);
  border-color: var(--c-border-strong);
}

.hist-card .hc-thumb {
  width: 70px;
  height: 70px;
  flex: 0 0 auto;
  border-radius: var(--r-control);
  overflow: hidden;
  background: var(--c-input);
  display: grid;
  place-items: center;
  color: var(--c-text-4);
  font-size: var(--fs-2xs);
}

.hist-card .hc-thumb img { width: 100%; height: 100%; object-fit: cover; }
.hist-card .hc-main { flex: 1 1 auto; min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.hist-card .hc-line1 { display: flex; align-items: center; gap: var(--sp-xs); }
.hist-card .hc-title { font-size: var(--fs-sm); font-weight: var(--fw-medium); }
.hist-card .hc-meta { font-size: var(--fs-2xs); color: var(--c-text-3); }
.hist-card .hc-acts { display: flex; align-items: center; gap: 2px; flex: 0 0 auto; }

.hist-group-head {
  display: flex;
  align-items: center;
  gap: var(--sp-xs);
  padding: 10px 2px 6px;
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  color: var(--c-text-2);
  position: sticky;
  top: 0;
  z-index: 3;
  background: linear-gradient(var(--c-window) 70%, transparent);
  backdrop-filter: blur(6px);
}

.hist-group-head .hg-count { color: var(--c-text-4); font-weight: var(--fw-regular); }

/* ═══════════════════════════════════════════════════════════
   19. 任务队列项
   ═══════════════════════════════════════════════════════════ */
.queue-card {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 10px 14px;
  border-radius: var(--r-card);
  border: 1px solid var(--c-border);
  background: var(--c-card);
  margin-bottom: var(--sp-xs);
  transition: transform var(--d-state) var(--ease-spring),
              box-shadow var(--d-state) var(--ease-apple);
  animation: hist-in 300ms var(--ease-decelerate) backwards;
}

.queue-card:hover { transform: translateY(-1px); box-shadow: var(--sh-subtle); }
.queue-card.running { border-color: color-mix(in srgb, var(--c-accent) 42%, transparent); }
.queue-card.failed { border-color: color-mix(in srgb, var(--c-red) 38%, transparent); }
.queue-card.done { border-color: color-mix(in srgb, var(--c-green) 32%, transparent); }

.queue-card .qc-top { display: flex; align-items: center; gap: var(--sp-xs); }
.queue-card .qc-ico { display: grid; place-items: center; flex: 0 0 auto; }
.queue-card .qc-ico svg { width: 15px; height: 15px; }
.queue-card .qc-title { font-size: var(--fs-sm); font-weight: var(--fw-semibold); }
.queue-card .qc-time { margin-left: auto; font-size: var(--fs-2xs); color: var(--c-text-4); }
.queue-card .qc-detail { font-size: var(--fs-2xs); color: var(--c-text-3); }
.queue-card .qc-prog { font-size: var(--fs-2xs); color: var(--c-accent); }
.queue-card .qc-prog.err { color: var(--c-red); }
.queue-card .qc-acts { display: flex; align-items: center; gap: var(--sp-xxs); margin-top: 2px; }

.q-group-head {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 2px 5px;
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  color: var(--c-text-2);
}

/* ═══════════════════════════════════════════════════════════
   20. 工具条 / 芯片 / 提示条
   ═══════════════════════════════════════════════════════════ */
.toolbar {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  flex-wrap: wrap;
  margin-bottom: var(--sp-md);
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  height: 24px;
  padding: 0 9px;
  border-radius: var(--r-pill);
  font-size: var(--fs-xs);
  background: var(--c-input);
  border: 1px solid var(--c-border);
  color: var(--c-text-2);
  transition: background var(--d-hover) var(--ease-apple),
              border-color var(--d-hover) var(--ease-apple),
              color var(--d-hover) var(--ease-apple);
}

.chip:hover { background: var(--c-hover); color: var(--c-text); }
.chip.on { background: var(--c-accent); border-color: transparent; color: var(--c-on-accent); font-weight: var(--fw-medium); }
.chip svg { width: 12px; height: 12px; }

.tipbar {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-xs);
  padding: 9px 12px;
  border-radius: var(--r-control);
  font-size: var(--fs-xs);
  line-height: 1.6;
  background: var(--c-input);
  border: 1px solid var(--c-border);
  color: var(--c-text-2);
}

.tipbar .tb-ic { flex: 0 0 auto; margin-top: 1px; color: var(--c-text-3); }
.tipbar .tb-ic svg { width: 15px; height: 15px; }
.tipbar.info { background: color-mix(in srgb, var(--c-blue) 8%, transparent); border-color: color-mix(in srgb, var(--c-blue) 22%, transparent); color: var(--c-blue); }
.tipbar.warn { background: color-mix(in srgb, var(--c-orange) 9%, transparent); border-color: color-mix(in srgb, var(--c-orange) 26%, transparent); color: var(--c-orange); }
.tipbar.danger { background: color-mix(in srgb, var(--c-red) 9%, transparent); border-color: color-mix(in srgb, var(--c-red) 26%, transparent); color: var(--c-red); }
.tipbar.ok { background: color-mix(in srgb, var(--c-green) 9%, transparent); border-color: color-mix(in srgb, var(--c-green) 26%, transparent); color: var(--c-green); }

.kv-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 7px var(--sp-md);
  align-items: center;
  font-size: var(--fs-sm);
}

.kv-grid .k { color: var(--c-text-2); white-space: nowrap; }
.kv-grid .v { color: var(--c-text); min-width: 0; }

.settings-group-title {
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  color: var(--c-text-2);
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: var(--sp-xs);
  padding-bottom: 5px;
  border-bottom: 1px solid var(--c-separator);
}

.settings-group-title:first-child { margin-top: 0; }

.swatch {
  width: 26px;
  height: 26px;
  border-radius: var(--r-control);
  border: 1px solid var(--c-border);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.28);
  flex: 0 0 auto;
  transition: background var(--d-state) var(--ease-apple);
}

/* ── 分栏（QSplitter 等价：2:1） ── */
.split {
  display: flex;
  gap: 0;
  align-items: stretch;
  height: 100%;
}

.split > .sp-left { flex: 2 1 0; min-width: 0; overflow-y: auto; padding-right: var(--sp-md); }
.split > .sp-right { flex: 1 1 0; min-width: 260px; display: flex; flex-direction: column; overflow: hidden; }

.split > .sp-handle {
  flex: 0 0 5px;
  cursor: col-resize;
  border-radius: var(--r-pill);
  transition: background var(--d-hover) var(--ease-apple);
}

.split > .sp-handle:hover { background: var(--c-accent-subtle); }
.split > .sp-handle.dragging { background: var(--c-accent); }

@media (max-width: 1080px) {
  .split { flex-direction: column; }
  .split > .sp-handle { display: none; }
  .split > .sp-right { min-width: 0; }
}

/* ═══════════════════════════════════════════════════════════
   21. 启动闪屏（AuroraSplash：boot 260ms）
   ═══════════════════════════════════════════════════════════ */
.boot {
  position: fixed;
  inset: 0;
  z-index: 9500;
  display: grid;
  place-items: center;
  background: var(--c-window);
  transition: opacity var(--d-boot) var(--ease-accelerate),
              visibility var(--d-boot);
}

.boot.done { opacity: 0; visibility: hidden; pointer-events: none; }

.boot .bt-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-md);
  animation: boot-in var(--d-reveal) var(--ease-decelerate);
}

@keyframes boot-in {
  from { opacity: 0; transform: translateY(14px) scale(0.96); }
  to   { opacity: 1; transform: none; }
}

.boot .bt-logo {
  width: 76px;
  height: 76px;
  border-radius: var(--r-xl);
  display: grid;
  place-items: center;
  background: linear-gradient(140deg,
              color-mix(in srgb, var(--c-accent) 92%, white),
              color-mix(in srgb, var(--c-accent) 58%, #7b5cff));
  color: #fff;
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  letter-spacing: 0.03em;
  box-shadow: var(--sh-raised), inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

.boot .bt-name { font-size: var(--fs-lg); font-weight: var(--fw-bold); }
.boot .bt-ver { font-size: var(--fs-xs); color: var(--c-text-3); }
.boot .bt-bar {
  width: 180px;
  height: 3px;
  border-radius: var(--r-pill);
  background: var(--c-border-strong);
  overflow: hidden;
}
.boot .bt-bar i {
  display: block;
  height: 100%;
  width: 40%;
  border-radius: var(--r-pill);
  background: var(--c-accent);
  animation: boot-bar 1.1s var(--ease-apple) infinite;
}

@keyframes boot-bar {
  0%   { transform: translateX(-110%); }
  100% { transform: translateX(320%); }
}

/* ═══════════════════════════════════════════════════════════
   22. 键盘键帽（快捷键提示）
   ═══════════════════════════════════════════════════════════ */
kbd {
  display: inline-block;
  min-width: 20px;
  padding: 1px 6px;
  border-radius: 5px;
  font-family: var(--font-sans);
  font-size: var(--fs-2xs);
  font-weight: var(--fw-medium);
  color: var(--c-text-2);
  background: var(--c-input);
  border: 1px solid var(--c-border);
  box-shadow: 0 1px 0 var(--c-border-strong);
  text-align: center;
  white-space: nowrap;
}

.shortcut-row {
  display: flex;
  align-items: center;
  gap: var(--sp-md);
  padding: 6px 2px;
  border-bottom: 1px solid var(--c-separator);
  font-size: var(--fs-sm);
}

.shortcut-row:last-child { border-bottom: none; }
.shortcut-row .sr-keys { flex: 0 0 168px; display: flex; gap: 4px; flex-wrap: wrap; }
.shortcut-row .sr-desc { color: var(--c-text-2); font-size: var(--fs-xs); }

/* 滚动进度提示 */
.scroll-hint {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 2px 16px;
  justify-content: center;
  font-size: var(--fs-xs);
  color: var(--c-text-4);
}