:root {
  --bg: #ffffff;
  --bg-soft: #fafafa;
  --bg-quiet: #f5f5f4;
  --ink: #0a0a0a;
  --ink-soft: #1f1f1f;
  --muted: #737373;
  --muted-soft: #a3a3a3;
  --line: rgba(10, 10, 10, 0.08);
  --line-strong: rgba(10, 10, 10, 0.14);
  --line-soft: rgba(10, 10, 10, 0.04);
  --accent: #b4451c;
  --font-serif: "Instrument Serif", ui-serif, "Times New Roman", Georgia, serif;
  --font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, sans-serif;
  --font-mono: ui-monospace, "JetBrains Mono", "SF Mono", Menlo, Monaco, monospace;

  /* 衬线字体的"斜体开关"：英文页 italic 漂亮，中文页强制 normal（避免浏览器伪斜体）
     所有用 var(--font-serif) 的标题/装饰文字都应用 font-style: var(--font-serif-style) */
  --font-serif-style: italic;

  --topbar-h: 64px;
  font-family: var(--font-sans);
  font-feature-settings: "ss01", "cv11";
}

/* 中文环境：
   - Latin 字符仍优先用 Instrument Serif（upright 形态自然不假斜）
   - 中文字符走系统级中文衬线（Songti / Source Han Serif / Noto Serif SC）
   - font-style 强制 normal，避免浏览器对 CJK 做 fake italic skew
   - 给衬线中文一点 letter-spacing 让排版更稳 */
html[lang^="zh"] {
  --font-serif: "Instrument Serif", "Source Han Serif SC", "Noto Serif SC",
                "Songti SC", "STSong", "SimSun", ui-serif, "Times New Roman", serif;
  --font-serif-style: normal;
}
html[lang^="zh"] :is(h1, h2, h3, .footer-wordmark, .library-title, .card-title,
                    .about-num, .pack-head h3, .drawer-title-row h2, .empty-title,
                    .preview-title, .preview-md h1, .preview-md h2, .preview-md h3) {
  letter-spacing: 0.01em;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  width: 100%;
  min-height: 100%;
  /* X 隐藏防溢出；Y 允许滚动（library/saved/about 内容会超过视口）。
     canvas-view 是 position:absolute；本身不会让 body 滚动。 */
  overflow-x: hidden;
  overflow-y: auto;
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* canvas-view 当前 active 时把 body 锁住，否则鼠标滚轮缩放会和页面滚动冲突。
   两种选择器：现代浏览器走 :has，老 Safari 走 .canvas-active class（JS 切换）。 */
body:has(.canvas-view.active),
body.canvas-active {
  overflow: hidden;
}

button,
input,
textarea {
  font: inherit;
  color: inherit;
}

button {
  border: 0;
  background: transparent;
}

a {
  color: inherit;
  text-decoration: none;
}

svg {
  display: block;
}

.mono {
  font-family: var(--font-mono);
  font-size: 0.92em;
}

/* 编辑型 focus state：极细深色描边，不破气质 */
:focus-visible {
  outline: 1.5px solid var(--ink);
  outline-offset: 2px;
  border-radius: 2px;
}

button:focus-visible,
a:focus-visible {
  outline-offset: 3px;
}

input:focus-visible {
  outline: none;
}

/* ====== TOPBAR ====== */

.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 30;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  height: var(--topbar-h);
  padding: 0 28px;
  background: rgba(255, 255, 255, 0.82);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  justify-self: start;
  color: var(--ink);
}

.brand-text {
  display: inline-flex;
  align-items: baseline;
  gap: 12px;
}

.brand-name {
  position: relative;
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 400;
  font-style: var(--font-serif-style);
  line-height: 1;
  letter-spacing: -0.8px;
  color: var(--ink);
  font-feature-settings: "ss01", "salt", "kern", "liga";
}

/* 标点 dot 作为 mark 替代品 —— 一点不喧宾夺主，但有性格 */
.brand-mark-dot {
  display: inline-block;
  margin-left: 4px;
  color: var(--accent);
  font-style: normal;
  transform: translateY(-2px);
}

.brand-sub {
  color: var(--muted);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.nav-pill {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  justify-self: center;
  padding: 4px;
  background: var(--bg-quiet);
  border-radius: 999px;
}

.nav-item {
  height: 30px;
  min-width: 0;
  padding: 0 14px;
  border-radius: 999px;
  color: var(--muted);
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: color 160ms ease, background 160ms ease;
}

.nav-item:hover {
  color: var(--ink);
}

.nav-item.active {
  color: var(--ink);
  background: var(--bg);
  box-shadow: 0 1px 2px rgba(10, 10, 10, 0.06), 0 0 0 1px var(--line);
}

.nav-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.nav-badge {
  display: inline-grid;
  min-width: 18px;
  height: 18px;
  align-items: center;
  justify-content: center;
  padding: 0 5px;
  border-radius: 999px;
  background: var(--ink);
  color: var(--bg);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0;
}

.nav-item.active .nav-badge {
  background: var(--bg);
  color: var(--ink);
  border: 1px solid var(--line);
}

.actions {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  justify-self: end;
}

.text-button {
  display: inline-flex;
  height: 30px;
  align-items: center;
  padding: 0 12px;
  border-radius: 999px;
  color: var(--ink);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: background 160ms ease, color 160ms ease;
}

.text-button:hover {
  background: var(--bg-quiet);
}

.reset-button {
  color: var(--muted);
}

.reset-button:hover {
  color: var(--ink);
}

/* ====== Language menu (dropdown for 5+ langs) ====== */
.lang-menu {
  position: relative;
  display: inline-flex;
  align-items: center;
  margin-left: 4px;
}

.lang-trigger {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  height: 30px;
  padding: 0 10px 0 12px;
  border-radius: 999px;
  background: var(--bg-quiet);
  color: var(--ink);
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: background 160ms ease;
}

.lang-trigger:hover {
  background: var(--bg);
  box-shadow: 0 0 0 1px var(--line);
}

.lang-trigger[aria-expanded="true"] {
  background: var(--bg);
  box-shadow: 0 0 0 1px var(--line);
}

.lang-trigger-code {
  display: inline-block;
  min-width: 18px;
  text-align: center;
}

.lang-caret {
  width: 10px;
  height: 10px;
  color: var(--muted);
  transition: transform 160ms ease;
}

.lang-trigger[aria-expanded="true"] .lang-caret {
  transform: rotate(180deg);
}

.lang-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 180px;
  margin: 0;
  padding: 4px;
  list-style: none;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: 0 12px 32px -12px rgba(10, 10, 10, 0.22);
  z-index: 40;
}

.lang-dropdown[hidden] {
  display: none;
}

.lang-item {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 12px;
  border-radius: 8px;
  color: var(--ink-soft);
  cursor: pointer;
  transition: background 140ms ease, color 140ms ease;
}

.lang-item:hover {
  background: var(--bg-quiet);
  color: var(--ink);
}

.lang-item.active {
  background: var(--ink);
  color: var(--bg);
}

.lang-item-code {
  flex: 0 0 22px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  opacity: 0.7;
}

.lang-item.active .lang-item-code {
  opacity: 0.85;
}

.lang-item-native {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0;
}

/* ====== APP SHELL ====== */

.app-shell {
  position: relative;
  width: 100vw;
  height: 100vh;
}

.canvas-view,
.panel-view {
  display: none;
}

.canvas-view.active,
.panel-view.active {
  display: block;
}

.canvas-view {
  position: absolute;
  inset: 0;
}

/* ====== FILTER RAIL ====== */

.filter-rail {
  position: fixed;
  top: var(--topbar-h);
  left: 0;
  right: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 24px;
  height: 56px;
  padding: 0 28px;
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
}

.search-wrap {
  display: flex;
  align-items: center;
  flex: 0 0 auto;
  min-width: 260px;
}

.search-wrap input {
  width: 100%;
  border: 0;
  outline: 0;
  padding: 0;
  color: var(--ink);
  background: transparent;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: -0.01em;
}

.search-wrap input::placeholder {
  color: var(--muted-soft);
  font-style: var(--font-serif-style);
}

.chip-row {
  display: flex;
  flex: 1;
  min-width: 0;
  gap: 4px;
  overflow-x: auto;
  scrollbar-width: none;
}

.chip-row::-webkit-scrollbar {
  display: none;
}

.chip {
  flex: 0 0 auto;
  height: 28px;
  padding: 0 12px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: color 160ms ease, background 160ms ease;
}

.chip:hover {
  color: var(--ink);
  background: var(--bg-quiet);
}

.chip.active {
  color: var(--ink);
  background: var(--ink);
  color: var(--bg);
}

/* 频次 badge —— chip 内右侧小数字 */
.chip-count {
  display: inline-block;
  margin-left: 6px;
  padding: 0 5px;
  border-radius: 999px;
  background: rgba(10, 10, 10, 0.06);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0;
  line-height: 18px;
  vertical-align: middle;
}
.chip.active .chip-count {
  background: rgba(255, 255, 255, 0.18);
  color: var(--bg);
}

/* 「相关 tag」推荐条 */
.related-tags {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  margin-left: 12px;
  padding-left: 12px;
  border-left: 1px solid var(--line);
}
.related-tags-eyebrow {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-right: 4px;
}
.related-tag-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 0 10px;
  height: 24px;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  border: 1px dashed var(--line-strong);
  cursor: pointer;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: color 160ms ease, border-color 160ms ease, background 160ms ease;
}
.related-tag-chip:hover {
  color: var(--ink);
  border-color: var(--ink);
  background: var(--bg-quiet);
}
.related-tag-count {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--muted-soft);
}

/* 移动端 related-tags 换行 */
@media (max-width: 760px) {
  .related-tags { margin: 8px 0 0; padding-left: 0; border-left: 0; width: 100%; }
}

/* 排序切换 pill —— 跟 nav-pill 同款气质，右侧靠齐 */
.sort-pill {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  margin-left: auto;
  flex: 0 0 auto;
  padding: 4px;
  background: var(--bg-quiet);
  border-radius: 999px;
  white-space: nowrap;
}

.sort-option {
  height: 28px;
  padding: 0 12px;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: color 160ms ease, background 160ms ease;
}

.sort-option:hover {
  color: var(--ink);
}

.sort-option.active {
  color: var(--ink);
  background: var(--bg);
  box-shadow: 0 1px 2px rgba(10, 10, 10, 0.06), 0 0 0 1px var(--line);
}

/* 全站累计收藏小标 —— 卡片右上 */
.save-count-chip {
  display: inline-flex;
  align-items: center;
  min-width: 22px;
  height: 20px;
  padding: 0 6px;
  border-radius: 999px;
  background: var(--bg-quiet);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.04em;
  user-select: none;
}

.site-card[data-saved="true"] .save-count-chip {
  background: var(--ink);
  color: var(--bg);
}

/* 列表页底部「N 收藏」 */
.library-save-count {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin: 8px 0 0;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.library-save-count svg {
  width: 11px;
  height: 11px;
}

/* ====== CANVAS ====== */

.canvas-surface {
  position: absolute;
  inset: 0;
  top: calc(var(--topbar-h) + 56px);
  overflow: hidden;
  touch-action: none;
  cursor: grab;
  background:
    radial-gradient(circle at 50% 40%, rgba(10, 10, 10, 0.03) 0.5px, transparent 0.6px);
  background-size: 28px 28px;
  background-color: var(--bg);
}

.canvas-surface:active {
  cursor: grabbing;
}

.canvas-grid {
  position: absolute;
  left: 50%;
  top: 50%;
  transform-origin: 0 0;
  will-change: transform;
}

/* 点「回到原点」时平滑飞回，明确是归位而非闪现 */
.canvas-grid.recentering {
  transition: transform 480ms cubic-bezier(0.22, 1, 0.36, 1);
}

/* 画布右下角浮动控件簇：随机探索 + 回到原点 */
.canvas-controls {
  position: absolute;
  right: 24px;
  bottom: 24px;
  z-index: 6;
  display: flex;
  gap: 10px;
}

/* 浮动按钮：偏离原点时高亮 */
.canvas-recenter {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 15px 9px 12px;
  font: inherit;
  font-size: 13.5px;
  color: var(--muted, #6b6b6b);
  background: rgba(255, 255, 255, 0.86);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border: 1px solid var(--line);
  border-radius: 999px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
  cursor: pointer;
  opacity: 0.55;
  transition: opacity 220ms ease, color 220ms ease, border-color 220ms ease, background 220ms ease, transform 220ms ease;
}

.canvas-recenter svg { width: 16px; height: 16px; flex: none; }

.canvas-recenter:hover { opacity: 1; color: var(--ink, #111); border-color: var(--line-strong, #ccc); }

/* 偏离原点时：实心高亮 + 轻微脉冲，把"你拖远了，点这里归位"说清楚 */
.canvas-recenter.is-active {
  opacity: 1;
  color: #fff;
  background: var(--ink, #111);
  border-color: var(--ink, #111);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.18);
}

.canvas-recenter.is-active:hover { color: #fff; }

.site-node {
  position: absolute;
  display: flex;
  flex-direction: column;
  width: 480px;
  user-select: none;
}

.site-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  cursor: pointer;
}

.card-thumb {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: 4px;
  background: var(--bg-quiet);
  box-shadow: inset 0 0 0 1px var(--line);
  transition: box-shadow 320ms ease;
}

/* 编辑型克制：hover 只让图轻微放大 + 边线变实，卡片本身不动 */
.site-card:hover .card-thumb {
  box-shadow: inset 0 0 0 1px var(--line-strong);
}

/* 触屏点按反馈：按下时主图微缩 + 暗一档，给手指明确的「点到了」信号 */
.site-card:active .card-thumb {
  transform: scale(0.985);
  box-shadow: inset 0 0 0 1px var(--ink);
  transition: transform 120ms ease, box-shadow 120ms ease;
}
.canvas-surface.is-dragging { cursor: grabbing; }
.canvas-surface.is-dragging .site-card:active .card-thumb {
  transform: none;  /* 拖拽中不触发点按缩放 */
}

.card-thumb img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: top center;
  transition: transform 800ms cubic-bezier(0.16, 0.84, 0.24, 1);
}

/* 所有截图源都失败时的占位（极罕见）*/
.card-thumb.img-failed,
.library-thumb.img-failed {
  display: grid;
  place-items: center;
}
.card-thumb.img-failed::after,
.library-thumb.img-failed::after {
  content: "—";
  color: var(--muted-soft);
  font-family: var(--font-mono);
  font-size: 24px;
}

.site-card:hover .card-thumb img {
  transform: scale(1.035);
}

.card-hit {
  position: absolute;
  inset: 0;
  z-index: 2;
  cursor: pointer;
}

.card-visit {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 3;
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border-radius: 50%;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.92);
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity 200ms ease, transform 200ms ease, background 160ms ease;
}

.site-card:hover .card-visit,
.site-card:focus-within .card-visit {
  opacity: 1;
  transform: translateY(0);
}

.card-visit:hover {
  background: var(--ink);
  color: var(--bg);
}

.card-visit svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.card-meta {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 4px 4px 0;
}

.card-title {
  font-family: var(--font-serif);
  font-style: var(--font-serif-style);
  font-size: 24px;
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.5px;
  color: var(--ink);
  font-feature-settings: "ss01", "kern";
  transition: opacity 200ms ease;
}

.site-card:hover .card-title {
  opacity: 0.7;
}

.card-meta-right {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
}

.card-tags {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
}

.card-save {
  display: inline-grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border-radius: 50%;
  color: var(--muted-soft);
  background: transparent;
  cursor: pointer;
  transition: color 160ms ease, background 160ms ease, transform 160ms ease;
}

.card-save:hover {
  color: var(--accent);
  background: var(--bg-quiet);
}

.card-save:active {
  transform: scale(0.9);
}

.card-save[aria-pressed="true"] {
  color: var(--accent);
}

.card-save svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linejoin: round;
  stroke-linecap: round;
  transition: fill 220ms ease;
}

.card-save[aria-pressed="true"] svg {
  fill: currentColor;
}

.library-save {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 3;
  width: 32px;
  height: 32px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.92);
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity 200ms ease, transform 200ms ease, background 160ms ease, color 160ms ease;
}

.library-card:hover .library-save,
.library-card[data-saved="true"] .library-save,
.library-save:focus-visible {
  opacity: 1;
  transform: translateY(0);
}

.library-save:hover {
  background: var(--ink);
  color: var(--bg);
}

.library-card[data-saved="true"] .library-save {
  color: var(--accent);
  background: rgba(255, 255, 255, 0.96);
}

.library-thumb {
  position: relative;
}

/* ====== CANVAS FOOTNOTE ====== */

.canvas-footnote {
  position: fixed;
  left: 50%;
  bottom: 20px;
  z-index: 22;
  transform: translateX(-50%);
  color: var(--muted-soft);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: lowercase;
  pointer-events: none;
}

/* ====== PANEL VIEWS (Library / About) ====== */

.panel-view {
  min-height: 100vh;
  /* 滚动由 body 负责，panel 不自己再加滚动条（避免嵌套滚动） */
  padding: calc(var(--topbar-h) + 96px) 48px 96px;
  background: var(--bg);
}

.panel-head {
  max-width: 1240px;
  margin: 0 auto 96px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 32px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  display: inline-block;
  width: 24px;
  height: 1px;
  background: var(--ink);
  opacity: 0.4;
}

.panel-head h1 {
  max-width: 1040px;
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(56px, 9vw, 132px);
  font-weight: 400;
  font-style: var(--font-serif-style);
  line-height: 0.94;
  letter-spacing: -2.5px;
  color: var(--ink);
  font-feature-settings: "ss01", "salt", "kern", "liga";
}

.panel-lead {
  max-width: 680px;
  margin: 40px 0 0;
  color: var(--ink-soft);
  font-size: 19px;
  line-height: 1.55;
  font-weight: 400;
  letter-spacing: -0.005em;
}

/* Editorial 3 列 footer：wordmark / metadata / link
   仿杂志 masthead：ALL CAPS mono + 大量 letter-spacing + hairline 顶边 */
.panel-footer {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  align-items: end;
  max-width: 1240px;
  margin: 160px auto 0;
  padding-top: 32px;
  border-top: 1px solid var(--ink);
  gap: 24px;
}

.footer-wordmark {
  font-family: var(--font-serif);
  font-style: var(--font-serif-style);
  font-size: 22px;
  font-weight: 400;
  letter-spacing: -0.5px;
  color: var(--ink);
  font-feature-settings: "ss01", "kern";
}

.footer-meta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  justify-self: center;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.footer-link {
  justify-self: end;
  display: inline-flex;
  align-items: center;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink);
}

.footer-domain {
  color: var(--ink);
}

.footer-github {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--ink);
  text-decoration: none;
  padding: 4px 10px;
  border: 1px solid var(--ink);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.footer-github svg {
  width: 12px;
  height: 12px;
}

.footer-github:hover,
.footer-github:focus-visible {
  background: var(--ink);
  color: var(--bg, #fff);
  transform: translateY(-1px);
}

/* About row 「在 GitHub 上查看」 CTA */
.about-row-cta {
  margin-top: 12px;
}

.github-button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 11px 20px;
  border: 1px solid var(--ink);
  border-radius: 999px;
  background: var(--ink);
  color: var(--bg, #fff);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.github-button .github-icon {
  width: 16px;
  height: 16px;
}

.github-button:hover,
.github-button:focus-visible {
  background: transparent;
  color: var(--ink);
  transform: translateY(-1px);
  box-shadow: 0 1px 0 var(--ink);
}

/* ====== LIBRARY GRID ====== */

.library-list {
  display: grid;
  max-width: 1240px;
  margin: 0 auto;
  gap: 80px 48px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.library-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 22px;
  cursor: pointer;
}

/* 真 <a href> 覆盖整卡 —— 爬虫可跟随、右键新标签、可分享 */
.library-hit {
  position: absolute;
  inset: 0;
  z-index: 1;
  text-decoration: none;
}
/* 收藏按钮要浮在链接之上才能点 */
.library-save { z-index: 2; }

.library-thumb {
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: 4px;
  background: var(--bg-quiet);
  box-shadow: inset 0 0 0 1px var(--line);
  transition: box-shadow 320ms ease;
}

/* 编辑型 hover：克制，只放图轻微放大、不抬卡片 */
.library-card:hover .library-thumb {
  box-shadow: inset 0 0 0 1px var(--line-strong);
}

.library-thumb img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: top center;
  transition: transform 900ms cubic-bezier(0.16, 0.84, 0.24, 1);
}

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

.library-meta {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: baseline;
  gap: 6px 20px;
  padding: 0 2px;
}

.library-title {
  font-family: var(--font-serif);
  font-style: var(--font-serif-style);
  font-size: 36px;
  font-weight: 400;
  line-height: 1.0;
  letter-spacing: -0.8px;
  margin: 0;
  grid-column: 1;
  font-feature-settings: "ss01", "kern";
  transition: opacity 200ms ease;
}

.library-card:hover .library-title {
  opacity: 0.7;
}

.library-num {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--muted-soft);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  grid-column: 2;
  grid-row: 1;
  align-self: end;
  padding-bottom: 4px;
}

.library-domain {
  grid-column: 1 / -1;
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 15px;
  letter-spacing: -0.01em;
}

.library-tags {
  grid-column: 1 / -1;
  margin: 4px 0 0;
  color: var(--muted-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* ====== ABOUT VIEW ====== */

/* About 页：magazine-style 数字编号 stack
 * 左侧巨大斜体数字 + 右侧 eyebrow + 标题 + 正文
 * 每行间用 hairline 分隔，整体像目录页 / 杂志开篇  */
.about-stack {
  max-width: 1240px;
  margin: 0 auto 128px;
  border-top: 1px solid var(--line);
}

.about-row {
  display: grid;
  grid-template-columns: 240px 1fr;
  align-items: start;
  gap: 64px;
  padding: 56px 0;
  border-bottom: 1px solid var(--line);
  transition: background 320ms ease;
}

.about-row:hover {
  background: linear-gradient(to right, var(--bg) 0%, var(--bg-soft) 30%, var(--bg-soft) 70%, var(--bg) 100%);
}

.about-num {
  font-family: var(--font-serif);
  font-style: var(--font-serif-style);
  font-size: clamp(80px, 9vw, 132px);
  font-weight: 400;
  line-height: 0.85;
  letter-spacing: -3px;
  color: var(--ink);
  font-feature-settings: "ss01", "salt", "kern";
  align-self: start;
}

.about-row-body {
  max-width: 640px;
  padding-top: 16px;
}

.about-row-body .eyebrow {
  margin: 0 0 18px;
}

.about-row-body .eyebrow::before {
  /* row 自己的左侧已经有视觉锚，eyebrow 不再加横线，保持简洁 */
  display: none;
}

.about-row-body h2 {
  margin: 0 0 16px;
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 400;
  font-style: var(--font-serif-style);
  line-height: 1.08;
  letter-spacing: -0.6px;
  color: var(--ink);
}

.about-row-body p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 17px;
  line-height: 1.6;
}

.about-section {
  max-width: 1180px;
  margin: 0 auto 96px;
}

.about-section h2 {
  margin: 8px 0 12px;
  font-family: var(--font-serif);
  font-style: var(--font-serif-style);
  font-size: 44px;
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.6px;
}

.about-sample-lead {
  margin-bottom: 24px;
}

/* About · 两份文档对比 */
.about-docs .about-sample-lead { margin-bottom: 32px; }

.docs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.doc-card {
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 28px 28px 30px;
  background: var(--surface, #fff);
  display: flex;
  flex-direction: column;
}

.doc-card-primary {
  border-color: var(--ink, #111);
  box-shadow: 0 1px 0 var(--ink, #111);
}

.doc-card-file {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 15px;
  letter-spacing: -0.2px;
  margin: 0 0 6px;
  word-break: break-word;
}

.doc-card-tag {
  display: inline-block;
  align-self: flex-start;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted, #666);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px 10px;
  margin-bottom: 16px;
}

.doc-card-primary .doc-card-tag {
  color: var(--ink, #111);
  border-color: var(--ink, #111);
}

.doc-card-body {
  font-size: 15px;
  line-height: 1.62;
  color: var(--text, #333);
  margin: 0 0 18px;
}

.doc-card-list {
  list-style: none;
  margin: auto 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

.doc-card-list li {
  position: relative;
  padding-left: 18px;
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--muted, #555);
  margin-bottom: 9px;
}

.doc-card-list li:last-child { margin-bottom: 0; }

.doc-card-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--muted, #999);
}

.doc-card-primary .doc-card-list li::before { content: "✓"; color: var(--ink, #111); }

.docs-footnote {
  margin: 22px 0 0;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--muted, #666);
}

.about-section .spec-example {
  min-height: 360px;
  margin: 0;
  overflow: auto;
  padding: 28px 32px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: var(--bg-soft);
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  white-space: pre-wrap;
}

.about-contact .panel-lead {
  margin-bottom: 24px;
}

/* 作者区下方的投稿小注（合并自原独立投稿区，去冗余）*/
.about-submit-note {
  margin: 30px 0 10px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  color: var(--muted, #6b6b6b);
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.contact-link {
  display: inline-flex;
  height: 36px;
  align-items: center;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  color: var(--ink);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: -0.01em;
  transition: background 160ms ease, color 160ms ease, border-color 160ms ease;
}

.contact-link:hover {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}

.empty-state {
  max-width: 540px;
  margin: 40px auto 0;
  padding: 64px 32px;
  border: 1px dashed var(--line-strong);
  border-radius: 12px;
  text-align: center;
  background: var(--bg-soft);
}

.empty-title {
  margin: 0 0 8px;
  font-family: var(--font-serif);
  font-style: var(--font-serif-style);
  font-size: 28px;
  font-weight: 400;
  letter-spacing: -0.4px;
  color: var(--ink);
}

.empty-sub {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

/* ====== DETAIL DRAWER ====== */

.detail-drawer,
.collect-modal {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: none;
}

.detail-drawer.open,
.collect-modal.open {
  display: block;
}

.drawer-backdrop,
.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 10, 0.3);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.drawer-card {
  position: absolute;
  top: 50%;
  left: 50%;
  display: block;
  width: min(1100px, calc(100vw - 48px));
  max-height: min(920px, calc(100vh - 48px));
  transform: translate(-50%, -50%);
  overflow-y: auto;
  overflow-x: hidden;
  border-radius: 6px;
  background: var(--bg);
  box-shadow:
    0 60px 160px rgba(10, 10, 10, 0.32),
    0 20px 40px rgba(10, 10, 10, 0.12);
}

.drawer-close {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 4;
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border-radius: 50%;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.94);
  cursor: pointer;
  transition: background 160ms ease;
}

.drawer-close:hover {
  background: var(--bg);
}

.drawer-close svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
}

.drawer-media {
  position: relative;
  height: clamp(380px, 56vh, 600px);
  overflow: hidden;
  background: var(--bg-quiet);
}

/* 刷新截图按钮 —— 左下角，与右下「打开原站」对称 */
.media-refresh {
  position: absolute;
  left: 18px;
  bottom: 18px;
  z-index: 3;
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink);
  box-shadow: 0 1px 3px rgba(10, 10, 10, 0.18);
  cursor: pointer;
  transition: transform 0.18s ease, background 0.18s ease;
}
.media-refresh:hover { background: #fff; transform: translateY(-1px); }
.media-refresh svg { width: 16px; height: 16px; }
.media-refresh.spinning svg { animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.drawer-media a {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
}

.drawer-media img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: top center;
}

.media-visit-badge {
  position: absolute;
  right: 18px;
  bottom: 18px;
  display: inline-flex;
  height: 38px;
  align-items: center;
  gap: 8px;
  padding: 0 14px;
  border-radius: 999px;
  color: var(--bg);
  background: var(--ink);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.media-visit-badge svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
}

.drawer-body {
  padding: 56px 64px 64px;
}

.drawer-title-row {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.drawer-actions {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.action-button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 36px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  color: var(--ink);
  background: transparent;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: -0.01em;
  transition: background 160ms ease, color 160ms ease, border-color 160ms ease;
}

.action-button svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linejoin: round;
  stroke-linecap: round;
  transition: fill 220ms ease;
}

.action-button:hover {
  background: var(--bg-quiet);
}

.action-button[aria-pressed="true"] {
  border-color: var(--accent);
  color: var(--accent);
}

.action-button[aria-pressed="true"] svg {
  fill: currentColor;
}

.action-count {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0;
  color: var(--muted);
}

.action-button[aria-pressed="true"] .action-count {
  color: var(--accent);
}

/* ─────── 设计素材包 manifest 区 ─────── */
.pack-manifest,
.pack-generate {
  margin: 16px 0 32px;
  padding: 28px 32px;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--line);
  background: var(--bg-soft);
}

/* 「生成设计系统」面板（无 ZIP 素材包的作品） */
.gen-body { margin-top: 18px; }

.gen-steps {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  counter-reset: gen;
}
.gen-steps li {
  position: relative;
  padding: 8px 0 8px 30px;
  font-size: 14px;
  color: var(--muted, #777);
  opacity: 0.5;
  transition: opacity 220ms ease, color 220ms ease;
}
.gen-steps li::before {
  counter-increment: gen;
  content: counter(gen);
  position: absolute;
  left: 0;
  top: 8px;
  width: 19px;
  height: 19px;
  border: 1px solid var(--line-strong, #ccc);
  border-radius: 999px;
  font-size: 11px;
  line-height: 19px;
  text-align: center;
}
.gen-steps li.active { opacity: 1; color: var(--ink, #111); }
.gen-steps li.done { opacity: 1; color: var(--ink, #111); }
.gen-steps li.done::before {
  content: "✓";
  background: var(--ink, #111);
  color: #fff;
  border-color: var(--ink, #111);
}

.gen-result { margin-top: 4px; }
.gen-result-note {
  margin: 0 0 16px;
  font-size: 14px;
  color: var(--ink, #111);
}

/* 「请求生成」后的次要区：即时文档版兜底 */
.gen-secondary {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}
.gen-secondary-label {
  margin: 0 0 12px;
  font-size: 13px;
  color: var(--muted, #6b6b6b);
}

.pack-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 20px;
}

.pack-head h3 {
  font-family: var(--font-serif);
  font-style: var(--font-serif-style);
  font-size: 22px;
  font-weight: 400;
  line-height: 1.25;
  letter-spacing: -0.3px;
  margin: 8px 0 0;
  color: var(--ink);
  max-width: 540px;
}

.pack-actions {
  display: inline-flex;
  flex-direction: column;
  gap: 8px;
  flex-shrink: 0;
}

.pack-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 38px;
  padding: 0 16px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: -0.01em;
  cursor: pointer;
  transition: background 180ms ease, color 180ms ease, border-color 180ms ease, transform 180ms ease;
  white-space: nowrap;
}

.pack-cta.primary {
  background: var(--ink);
  color: var(--bg);
  border: 1px solid var(--ink);
}

.pack-cta.primary:hover {
  background: var(--accent);
  border-color: var(--accent);
  transform: translateY(-1px);
}

.pack-cta.secondary {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line-strong);
}

.pack-cta.secondary:hover {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}

.pack-cta svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.pack-cta-size {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  opacity: 0.7;
}

.pack-files {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--line);
}

.pack-file {
  display: grid;
  grid-template-columns: 24px 1.2fr 2fr auto;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
}

.pack-file:hover { background: rgba(10, 10, 10, 0.025); }

.pack-file-icon {
  font-size: 14px;
  opacity: 0.7;
}

.pack-file-name {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--ink);
  text-decoration: none;
}

.pack-file-name:hover {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.pack-file-desc {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.4;
}

.pack-file-size {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted-soft);
  white-space: nowrap;
}

@media (max-width: 760px) {
  .pack-manifest {
    padding: 20px 16px;
    margin-left: -4px;
    margin-right: -4px;
  }
  .pack-head {
    flex-direction: column;
    gap: 16px;
  }
  .pack-actions {
    width: 100%;
    flex-direction: row;
    gap: 8px;
  }
  .pack-cta { flex: 1; justify-content: center; }
  .pack-head h3 { font-size: 18px; }
  .pack-file {
    grid-template-columns: 20px 1fr auto;
    gap: 8px;
  }
  .pack-file-desc {
    grid-column: 2 / -1;
    grid-row: 2;
    margin-top: -4px;
    font-size: 11px;
  }
}

.drawer-title-row .eyebrow {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  text-transform: none;
  letter-spacing: 0.02em;
  color: var(--muted-soft);
}

.drawer-title-row h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-style: var(--font-serif-style);
  font-size: clamp(48px, 5vw, 64px);
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: -1.2px;
  font-feature-settings: "ss01", "salt", "kern";
}

.visit-button {
  display: inline-flex;
  height: 36px;
  align-items: center;
  gap: 8px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  color: var(--ink);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: -0.01em;
  transition: background 160ms ease, color 160ms ease, border-color 160ms ease;
}

.visit-button:hover {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}

.visit-button svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
}

.drawer-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0 0 32px;
}

.drawer-tags span {
  display: inline-flex;
  height: 24px;
  align-items: center;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--bg-quiet);
  color: var(--ink-soft);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Magazine-style insights：放弃表格卡片，改为左侧 mono 小标 + 右侧大字正文的编辑型排版
   每行 hairline 分隔，整体像一篇短评的章节 */
.insight-grid {
  display: grid;
  gap: 0;
  margin: 8px 0 48px;
  border-top: 1px solid var(--line);
}

.insight-card {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 32px;
  align-items: start;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
}

.insight-card h3 {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted-soft);
}

.insight-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 19px;
  line-height: 1.5;
  letter-spacing: -0.005em;
}

.markdown-box {
  border-top: 1px solid var(--ink);
  background: var(--bg);
  overflow: hidden;
  margin-top: 16px;
}

.box-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0 16px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.box-actions {
  display: flex;
  gap: 4px;
}

.mini-button {
  height: 28px;
  padding: 0 12px;
  border-radius: 999px;
  color: var(--ink);
  background: var(--bg-quiet);
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  text-transform: none;
  letter-spacing: -0.01em;
  transition: background 160ms ease, color 160ms ease;
}

.mini-button:hover {
  background: var(--ink);
  color: var(--bg);
}

.markdown-box pre {
  max-height: 420px;
  margin: 16px 0 0;
  overflow: auto;
  padding: 28px 32px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.75;
  white-space: pre-wrap;
  color: var(--ink-soft);
  background: var(--bg-soft);
  border-radius: 4px;
  border: 1px solid var(--line);
}

/* ====== COLLECT MODAL (owner mode) ====== */

.collect-modal {
  z-index: 60;
}

.modal-card {
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  width: min(540px, calc(100vw - 32px));
  gap: 18px;
  transform: translate(-50%, -50%);
  padding: 32px;
  border-radius: 10px;
  background: var(--bg);
  box-shadow:
    0 40px 120px rgba(10, 10, 10, 0.3),
    0 12px 28px rgba(10, 10, 10, 0.12);
}

.modal-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 18px;
}

.modal-head h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 30px;
  font-weight: 400;
  font-style: var(--font-serif-style);
  line-height: 1.1;
  letter-spacing: -0.4px;
}

.modal-head .eyebrow {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  text-transform: none;
  color: var(--muted-soft);
}

.modal-head .icon-button {
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  border-radius: 50%;
  background: var(--bg-quiet);
  cursor: pointer;
  color: var(--ink);
}

.modal-head .icon-button:hover {
  background: var(--ink);
  color: var(--bg);
}

.modal-head .icon-button svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
}

.modal-card label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Owner mode banner: 「这只是预览」警示 */
.owner-preview-banner {
  display: block;
  padding: 12px 14px;
  margin-bottom: 14px;
  background: rgba(180, 69, 28, 0.07);
  border-left: 2px solid var(--accent);
  border-radius: 4px;
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink-soft);
}
.owner-preview-banner strong {
  display: block;
  margin-bottom: 4px;
  color: var(--ink);
  font-weight: 600;
}

/* Curator CLI command box */
.curator-cli-box {
  margin-top: 20px;
  padding: 16px 18px;
  background: var(--bg-quiet);
  border: 1px solid var(--line);
  border-radius: 8px;
}
.curator-cli-box .eyebrow {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}
.curator-cli-cmd {
  display: block;
  margin: 0 0 12px;
  padding: 12px 14px;
  background: var(--ink);
  color: var(--bg);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-all;
  user-select: all;
}
.curator-cli-actions {
  display: inline-flex;
  gap: 8px;
  margin-bottom: 8px;
}
.curator-cli-note {
  margin: 8px 0 0;
  font-size: 12px;
  color: var(--muted);
  line-height: 1.55;
}

.url-drop {
  border: 1px dashed var(--line-strong);
  border-radius: 8px;
  padding: 16px;
  background: var(--bg-soft);
  transition: border-color 160ms ease, background 160ms ease;
}

.url-drop > span {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.url-drop input {
  width: 100%;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
  font-size: 15px;
  letter-spacing: -0.01em;
}

.url-drop input::placeholder {
  color: var(--muted-soft);
}

.url-drop.dragging {
  border-color: var(--ink);
  background: var(--bg);
}

.intake-preview {
  display: grid;
  grid-template-columns: 140px 1fr;
  align-items: start;
  gap: 16px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg-soft);
}

.preview-shot {
  display: grid;
  width: 140px;
  aspect-ratio: 16 / 10;
  place-items: center;
  overflow: hidden;
  border-radius: 4px;
  color: var(--muted-soft);
  background: var(--bg-quiet);
}

.preview-shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

.preview-shot svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
}

.preview-copy {
  min-width: 0;
}

.preview-title {
  margin: 0 0 6px;
  font-family: var(--font-serif);
  font-style: var(--font-serif-style);
  font-size: 20px;
  font-weight: 400;
  letter-spacing: -0.3px;
  color: var(--ink);
}

.preview-meta {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.preview-tags,
.pipeline-list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.preview-tags span {
  height: 22px;
  display: inline-flex;
  align-items: center;
  padding: 0 8px;
  border-radius: 999px;
  background: var(--bg-quiet);
  color: var(--ink-soft);
  font-size: 11px;
  font-weight: 500;
}

.pipeline-list {
  margin-top: 4px;
}

.pipeline-list span {
  display: inline-flex;
  height: 24px;
  align-items: center;
  gap: 5px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--bg-quiet);
  color: var(--muted-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.02em;
  transition: background 220ms ease, color 220ms ease, transform 220ms ease;
}

.pipeline-list span::before {
  content: "○";
  font-size: 10px;
}

.pipeline-list span.running {
  background: var(--bg);
  color: var(--ink);
  box-shadow: inset 0 0 0 1px var(--line-strong);
  animation: pipeline-pulse 1.2s ease-in-out infinite;
}

.pipeline-list span.running::before {
  content: "◐";
  animation: pipeline-spin 1.2s linear infinite;
}

.pipeline-list span.done {
  background: var(--ink);
  color: var(--bg);
}

.pipeline-list span.done::before { content: "●"; }

.pipeline-list span.error {
  background: var(--accent);
  color: var(--bg);
}

.pipeline-list span.error::before { content: "✕"; }

@keyframes pipeline-pulse {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-1px); }
}

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

.preview-palette {
  display: flex;
  gap: 4px;
  margin: 8px 0 6px;
  min-height: 0;
}

.preview-palette:empty { display: none; }

.palette-swatch {
  display: inline-block;
  width: 22px;
  height: 22px;
  border-radius: 4px;
  box-shadow: inset 0 0 0 1px rgba(10, 10, 10, 0.08);
}

.spec-hint {
  margin: 0;
  padding: 10px 12px;
  border-radius: 6px;
  background: var(--bg-quiet);
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.5;
}

.spec-hint.hidden { display: none; }

.submit-button {
  height: 44px;
  border-radius: 999px;
  background: var(--ink);
  color: var(--bg);
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -0.01em;
  transition: opacity 160ms ease, transform 160ms ease;
}

.submit-button:hover:not(:disabled) {
  transform: translateY(-1px);
}

.submit-button:disabled {
  cursor: not-allowed;
  opacity: 0.4;
}

/* ====== 资产预览模态 ====== */

.asset-preview {
  position: fixed;
  inset: 0;
  z-index: 70;
  display: none;
}

.asset-preview.open {
  display: block;
}

.preview-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 10, 0.65);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.preview-card {
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  grid-template-rows: auto 1fr;
  width: min(1080px, calc(100vw - 32px));
  height: min(880px, calc(100vh - 32px));
  transform: translate(-50%, -50%);
  border-radius: 8px;
  background: var(--bg);
  box-shadow:
    0 60px 160px rgba(10, 10, 10, 0.4),
    0 20px 40px rgba(10, 10, 10, 0.16);
  overflow: hidden;
}

.preview-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 24px;
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}

.preview-meta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  flex: 1;
}

.preview-icon {
  font-size: 16px;
  opacity: 0.7;
}

.preview-name {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.preview-size {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted-soft);
  white-space: nowrap;
}

.preview-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.preview-body {
  overflow: auto;
  background: var(--bg-soft);
}

.preview-status {
  padding: 40px;
  text-align: center;
  color: var(--muted);
  font-size: 14px;
}

/* ─── 图片 lightbox ─── */
.preview-image-wrap {
  display: grid;
  place-items: center;
  min-height: 100%;
  padding: 24px;
  background: #0a0a0a;
}

.preview-image-wrap img {
  max-width: 100%;
  max-height: calc(100vh - 200px);
  display: block;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5);
}

/* ─── MD 渲染：编辑风正式排版 ─── */
.preview-md {
  max-width: 760px;
  margin: 0 auto;
  padding: 48px 56px 64px;
  color: var(--ink);
  font-size: 16px;
  line-height: 1.7;
}

.preview-md h1 {
  font-family: var(--font-serif);
  font-style: var(--font-serif-style);
  font-size: clamp(36px, 5vw, 52px);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -1px;
  margin: 0 0 8px;
  color: var(--ink);
}

.preview-md h2 {
  font-family: var(--font-serif);
  font-style: var(--font-serif-style);
  font-size: 28px;
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.4px;
  margin: 48px 0 12px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  color: var(--ink);
}

.preview-md h3 {
  font-family: var(--font-serif);
  font-style: var(--font-serif-style);
  font-size: 22px;
  font-weight: 400;
  margin: 32px 0 8px;
  color: var(--ink);
}

.preview-md h4 {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 24px 0 8px;
}

.preview-md p {
  margin: 0 0 16px;
  color: var(--ink-soft);
}

.preview-md blockquote {
  margin: 16px 0;
  padding: 12px 20px;
  border-left: 3px solid var(--ink);
  background: var(--bg);
  font-style: var(--font-serif-style);
  color: var(--muted);
}

.preview-md ul,
.preview-md ol {
  margin: 0 0 16px;
  padding-left: 24px;
  color: var(--ink-soft);
}

.preview-md li {
  margin: 4px 0;
}

.preview-md a {
  color: var(--accent);
  border-bottom: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  text-decoration: none;
  transition: border-color 160ms ease;
}

.preview-md a:hover {
  border-color: var(--accent);
}

.preview-md code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  padding: 1px 5px;
  border-radius: 3px;
  background: var(--bg-quiet);
  color: var(--ink);
}

.preview-md pre {
  margin: 16px 0;
  padding: 18px 22px;
  border-radius: 6px;
  background: var(--ink);
  color: var(--bg);
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.65;
}

.preview-md pre code {
  padding: 0;
  background: transparent;
  color: inherit;
  font-size: inherit;
}

.preview-md table {
  width: 100%;
  margin: 16px 0;
  border-collapse: collapse;
  font-size: 13px;
}

.preview-md th,
.preview-md td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.preview-md th {
  font-weight: 600;
  background: var(--bg-quiet);
  color: var(--ink);
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.preview-md hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 32px 0;
}

.preview-md strong { color: var(--ink); font-weight: 600; }
.preview-md em { font-style: var(--font-serif-style); }
/* 中文页 markdown 强调：用 accent 色细下划线代替伪斜体（中文 italic 视觉破坏严重） */
html[lang^="zh"] .preview-md em {
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

/* ─── JSON / code 类预览 ─── */
.preview-code {
  margin: 0;
  padding: 32px 40px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--ink-soft);
  background: var(--bg-soft);
  white-space: pre;
  overflow: auto;
}

@media (max-width: 760px) {
  .preview-card {
    width: 100vw;
    height: 100vh;
    top: 0;
    left: 0;
    transform: none;
    border-radius: 0;
    padding-bottom: env(safe-area-inset-bottom);
  }
  .preview-head {
    padding: 12px 16px;
    padding-top: calc(12px + env(safe-area-inset-top));
  }
  .preview-md {
    padding: 24px 20px 40px;
    font-size: 15px;
  }
  .preview-md h2 { font-size: 24px; margin-top: 36px; }
  .preview-md h3 { font-size: 19px; }
  .preview-code {
    padding: 20px 16px;
    font-size: 11px;
  }
}

/* ====== 详情抽屉 · 给 AI Agent 入口 ====== */
.agent-block {
  margin: 32px 0;
  padding: 24px;
  border: 1px solid var(--ink);
  border-radius: 12px;
  background: var(--bg-quiet);
}
.agent-block-head {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 12px;
}
.agent-block-icon {
  font-size: 22px;
  line-height: 1.2;
}
.agent-block-title {
  margin: 2px 0 0;
  font-family: var(--font-serif);
  font-style: var(--font-serif-style);
  font-size: 22px;
  font-weight: 400;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.agent-block-lead {
  margin: 0 0 16px;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.6;
}
.agent-prompt {
  margin: 0 0 14px;
  padding: 14px 16px;
  background: var(--ink);
  color: var(--bg);
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 200px;
  overflow-y: auto;
  user-select: all;
}
.agent-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.agent-actions .pill-button { text-decoration: none; }

/* ====== 详情抽屉 · 相关推荐 ====== */
.related-sites {
  margin: 48px 0 32px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}
.related-sites-title {
  margin: 0 0 18px;
  font-family: var(--font-serif);
  font-style: var(--font-serif-style);
  font-size: 24px;
  font-weight: 400;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.related-sites-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}
.related-site-card {
  display: block;
  border-radius: 8px;
  overflow: hidden;
  background: var(--bg);
  border: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}
.related-site-card:hover {
  transform: translateY(-2px);
  border-color: var(--ink);
  box-shadow: 0 8px 24px -12px rgba(10,10,10,0.18);
}
.related-site-thumb {
  aspect-ratio: 16 / 10;
  background: var(--bg-quiet);
  overflow: hidden;
}
.related-site-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.related-site-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 14px 14px;
}
.related-site-name {
  font-family: var(--font-serif);
  font-style: var(--font-serif-style);
  font-size: 18px;
  font-weight: 400;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.related-site-tags {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}
.related-site-shared {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent);
  letter-spacing: 0.04em;
}

/* ====== SYNC CODE ====== */

/* saved 页底部的同步工具条 —— hairline 包围、编辑型留白 */
/* 我请求的收录 */
.my-requests {
  max-width: 1240px;
  margin: 48px auto 0;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.my-requests-head { margin-bottom: 18px; }

.my-requests-lead {
  margin: 6px 0 0;
  color: var(--muted, #6b6b6b);
  font-size: 14px;
  line-height: 1.55;
  max-width: 640px;
}

.my-requests-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.request-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 2px;
  border-bottom: 1px solid var(--line);
}

.request-host {
  color: var(--ink, #111);
  text-decoration: none;
  font-size: 15px;
  word-break: break-word;
}

.request-host:hover { text-decoration: underline; }

.request-status {
  flex: none;
  font-size: 12px;
  letter-spacing: 0.04em;
  padding: 3px 11px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted, #6b6b6b);
  white-space: nowrap;
}

.request-pending   .request-status { color: #b25000; border-color: #f0d8c0; background: #fdf6ef; }
.request-accepted  .request-status { color: #1a7f4b; border-color: #cfe9d9; background: #f0faf4; }
.request-rejected  .request-status { color: #a11;    border-color: #f0cfcf; background: #fdf2f2; }
.request-published .request-status { color: #fff;    border-color: var(--ink, #111); background: var(--ink, #111); }

.sync-bar {
  max-width: 1240px;
  margin: 96px auto 0;
  padding: 32px 28px;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--line);
}

.sync-bar-eyebrow {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.sync-bar-lead {
  max-width: 56ch;
  margin: 0 0 20px;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.6;
}

.sync-bar-actions {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* 共用 pill 按钮 —— 用在 sync-bar、modal 内 */
.pill-button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  border: 1px solid var(--ink);
  border-radius: 999px;
  background: var(--ink);
  color: var(--bg);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.pill-button:hover:not(:disabled) {
  background: transparent;
  color: var(--ink);
  transform: translateY(-1px);
}

.pill-button:disabled {
  opacity: 0.45;
  cursor: wait;
}

.pill-button-ghost {
  background: transparent;
  color: var(--ink);
}

.pill-button-ghost:hover:not(:disabled) {
  background: var(--bg-quiet);
  color: var(--ink);
  transform: translateY(-1px);
}

/* 文字链按钮（用在 empty state 文案中嵌入"绑定一个同步码"） */
.text-link {
  padding: 0;
  border: 0;
  border-bottom: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  font: inherit;
}

.text-link:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* Sync 模态 —— 跟现有 .modal-card 同构，但更紧凑 */
.sync-modal {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.sync-modal.open {
  display: flex;
}

.sync-modal .modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 10, 0.42);
  backdrop-filter: blur(2px);
}

.sync-modal-card {
  position: relative;
  width: 100%;
  max-width: 480px;
  padding: 36px 32px 28px;
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  box-shadow: 0 24px 60px -20px rgba(10, 10, 10, 0.22);
  text-align: left;
}

.sync-modal-card .modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
}

.sync-modal-card .eyebrow {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.sync-modal-card h2 {
  margin: 0 0 20px;
  font-family: var(--font-serif);
  font-style: var(--font-serif-style);
  font-size: 26px;
  font-weight: 400;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.sync-code-display {
  display: block;
  margin: 0 0 20px;
  padding: 18px 20px;
  background: var(--bg-quiet);
  border-radius: 8px;
  border: 1px dashed var(--line-strong);
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--ink);
  text-align: center;
  user-select: all;
  word-break: break-all;
}

.sync-modal-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 18px;
}

.sync-input-wrap {
  display: block;
  margin-bottom: 14px;
}

.sync-input-wrap input {
  display: block;
  width: 100%;
  padding: 14px 18px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 16px;
  letter-spacing: 0.02em;
  outline: none;
  transition: border-color 0.18s ease;
}

.sync-input-wrap input:focus {
  border-color: var(--ink);
}

.sync-modal-note {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.sync-modal-warn {
  margin: 8px 0 16px;
  padding: 10px 14px;
  background: rgba(180, 69, 28, 0.06);
  border-left: 2px solid var(--accent);
  border-radius: 4px;
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.55;
}

body.modal-open,
body.drawer-open {
  overflow: hidden;
}

@media (max-width: 600px) {
  .sync-bar {
    margin-top: 64px;
    padding: 24px 16px;
  }
  .sync-modal-card {
    padding: 28px 22px 22px;
  }
  .sync-modal-card h2 {
    font-size: 22px;
  }
  .sync-code-display {
    font-size: 18px;
  }
}

/* ====== TOAST ====== */

.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  z-index: 80;
  max-width: calc(100vw - 32px);
  transform: translateX(-50%) translateY(12px);
  padding: 10px 18px;
  border-radius: 999px;
  color: var(--bg);
  background: var(--ink);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: -0.01em;
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease, transform 180ms ease;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ====== RESPONSIVE ====== */

@media (max-width: 900px) {
  .library-list {
    grid-template-columns: 1fr;
    gap: 56px;
  }

  .about-row {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 48px 0;
  }

  .about-num {
    font-size: clamp(72px, 16vw, 96px);
  }

  .about-row-body {
    padding-top: 0;
  }

  .panel-footer {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .footer-meta,
  .footer-link {
    justify-self: start;
  }
}

/* ═══════════════════════════════════════════════════════
 * 移动端适配（≤ 760px）
 * 设计原则：
 *  - Topbar 必须单行装下：brand 缩 + 隐藏 brand-sub + 隐藏 Reset + lang toggle 压缩
 *  - 导航 pill 不再换行，全宽显示在 topbar 下方但极薄（一行 chip 横向滚动）
 *  - 触屏设备永远显示收藏 ♥（hover 不可用）
 *  - 详情抽屉占满全屏
 *  - 模态框（owner 收录）占满全屏
 *  - iOS notch / home indicator 用 env(safe-area-inset-*) 适配
 * ═══════════════════════════════════════════════════════ */
@media (max-width: 760px) {
  html, body {
    overflow: auto;
    /* 禁用 iOS 双击放大、防止 pull-to-refresh 干扰 canvas drag */
    overscroll-behavior-y: contain;
  }

  /* ───── Topbar：紧凑两行（brand+actions / nav） ───── */
  .topbar {
    grid-template-columns: 1fr auto;
    padding: 0 12px;
    padding-top: env(safe-area-inset-top);
    height: calc(52px + env(safe-area-inset-top));
    --topbar-h: 52px;
    gap: 4px;
    row-gap: 0;
  }

  .brand-sub { display: none; }

  .brand-name {
    font-size: 20px;
    letter-spacing: -0.4px;
  }

  .brand-mark-dot { display: none; }

  .actions { gap: 4px; }

  /* Reset 按钮在移动端是噪音（画布很少触摸缩放），藏掉 */
  #resetViewButton { display: none; }

  .text-button {
    height: 28px;
    padding: 0 10px;
    font-size: 12px;
  }

  /* 语言菜单 —— 移动端更紧凑 */
  .lang-trigger {
    height: 26px;
    padding: 0 8px 0 10px;
    font-size: 11px;
  }
  .lang-dropdown {
    right: 0;
    left: auto;
    min-width: 160px;
  }
  .lang-item {
    padding: 8px 10px;
  }
  .lang-item-native {
    font-size: 12px;
  }

  /* 导航 pill 单行横向滚动（在窄屏幕也不会换行） */
  .nav-pill {
    grid-column: 1 / -1;
    justify-self: stretch;
    margin-top: 6px;
    padding: 3px;
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    justify-content: space-between;
  }

  .nav-pill::-webkit-scrollbar { display: none; }

  .nav-item {
    height: 26px;
    padding: 0 10px;
    font-size: 12px;
    flex: 1 1 auto;
    justify-content: center;
    white-space: nowrap;
  }

  /* ───── Filter rail：贴在 topbar 下方 ───── */
  .filter-rail {
    top: calc(52px + 38px + env(safe-area-inset-top));  /* topbar + nav-pill row */
    padding: 0 12px;
    gap: 12px;
    height: 48px;
  }

  .search-wrap {
    min-width: 0;
    flex: 1;
  }

  .search-wrap input { font-size: 13px; }

  .chip { height: 24px; padding: 0 10px; font-size: 11px; }

  .sort-pill { padding: 3px; gap: 0; }
  .sort-option { height: 22px; padding: 0 8px; font-size: 11px; }

  /* ───── Canvas：上方留出三层（topbar + nav-pill + filter-rail） ───── */
  .canvas-surface {
    top: calc(52px + 38px + 48px + env(safe-area-inset-top));
  }

  .site-node {
    width: 280px;
  }

  .site-card {
    gap: 10px;
  }

  .card-title {
    font-size: 18px;
    letter-spacing: -0.3px;
  }

  .card-tags { font-size: 10px; }

  /* 触屏没 hover，常驻显示收藏按钮 */
  .card-save { opacity: 1; }

  /* 手机上「回到原点」更紧凑、常驻可见 */
  .canvas-controls {
    right: 12px;
    bottom: calc(14px + env(safe-area-inset-bottom));
    gap: 8px;
  }
  .canvas-recenter {
    padding: 8px 13px 8px 11px;
    font-size: 12.5px;
    opacity: 0.92;
  }

  /* ───── Panel views：留白收紧但不压扁 ───── */
  .panel-view {
    padding: calc(var(--topbar-h) + 38px + 32px + env(safe-area-inset-top)) 20px calc(64px + env(safe-area-inset-bottom));
  }

  .panel-head { margin-bottom: 48px; }

  .panel-head h1 {
    font-size: clamp(38px, 11vw, 64px);
    letter-spacing: -1.2px;
  }

  .panel-lead {
    font-size: 15px;
    line-height: 1.6;
    margin-top: 24px;
  }

  /* About 编号在窄屏需要更小，并且左对齐而非上对齐 */
  .about-num {
    font-size: clamp(64px, 14vw, 88px);
    line-height: 0.9;
    letter-spacing: -2px;
  }

  .about-row { padding: 40px 0; }

  .about-row-body h2 {
    font-size: 26px;
    letter-spacing: -0.4px;
  }

  .about-row-body p { font-size: 15px; }

  .about-section { margin-bottom: 72px; }

  .about-section h2 { font-size: 28px; }

  .about-sample-lead { margin-bottom: 16px; }

  .docs-grid { grid-template-columns: 1fr; gap: 16px; }
  .doc-card { padding: 22px 20px 24px; }

  .about-section .spec-example {
    padding: 18px 16px;
    font-size: 12px;
    line-height: 1.65;
  }

  /* Insight 行内式：单列 + 小字 */
  .insight-card {
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 22px 0;
  }
  .insight-card h3 { font-size: 10px; letter-spacing: 0.18em; }
  .insight-card p { font-size: 15px; line-height: 1.55; }

  /* ───── Library / Saved cards：单列 + 字号收 ───── */
  .library-list {
    gap: 56px;
  }

  .library-title { font-size: 28px; letter-spacing: -0.6px; }
  .library-num { font-size: 10px; letter-spacing: 0.12em; }
  .library-domain { font-size: 14px; }
  .library-tags { font-size: 10px; letter-spacing: 0.14em; }

  /* 触屏永久显示 library 卡片右上角心形 */
  .library-save {
    opacity: 1;
    transform: translateY(0);
  }

  /* ───── 详情抽屉：移动端占满全屏 + 顶部 sticky 关闭键 ───── */
  .drawer-card {
    width: 100vw;
    max-height: 100vh;
    top: 0;
    left: 0;
    transform: none;
    border-radius: 0;
    padding-bottom: env(safe-area-inset-bottom);
  }

  .drawer-close {
    top: calc(12px + env(safe-area-inset-top));
    right: 12px;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(12px);
  }

  .drawer-media { height: 280px; }

  .drawer-body { padding: 28px 20px 40px; }

  .drawer-title-row {
    flex-direction: column;
    align-items: start;
    gap: 16px;
    margin-bottom: 20px;
  }

  .drawer-title-row h2 {
    font-size: 32px;
    letter-spacing: -0.6px;
  }

  /* 详情底部操作按钮：可换行不挤 */
  .drawer-actions {
    flex-wrap: wrap;
    gap: 8px;
  }

  .action-button {
    height: 32px;
    padding: 0 10px;
    font-size: 12px;
  }

  .visit-button { height: 32px; padding: 0 10px; font-size: 12px; }

  /* MD 块：缩小代码字号 */
  .markdown-box pre { padding: 18px 16px; font-size: 11px; }

  /* ───── 收录模态框：窄屏全宽 ───── */
  .modal-card {
    width: 100vw;
    max-width: 100vw;
    top: 0;
    left: 0;
    transform: none;
    min-height: 100vh;
    border-radius: 0;
    padding: calc(20px + env(safe-area-inset-top)) 20px calc(20px + env(safe-area-inset-bottom));
  }

  .modal-head h2 { font-size: 24px; }

  .intake-preview {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .preview-shot { width: 100%; }

  /* ───── Footer 单列垂直 ───── */
  .panel-footer {
    grid-template-columns: 1fr;
    gap: 12px;
    margin-top: 80px;
    padding-top: 20px;
  }

  .footer-meta, .footer-link {
    justify-self: start;
  }

  /* ───── 画布脚注：在 mobile 上太占空间且无操作意义，藏掉 ───── */
  .canvas-footnote {
    bottom: calc(12px + env(safe-area-inset-bottom));
    font-size: 10px;
  }
}

/* ═══════════════════════════════════════════════════════
 * 超窄屏（≤ 480px，纯手机竖屏）
 * 主要做"再加紧一点"和大字号 cap
 * ═══════════════════════════════════════════════════════ */
@media (max-width: 480px) {
  .panel-head h1 {
    font-size: clamp(32px, 11vw, 48px);
    letter-spacing: -1px;
  }

  .about-num {
    font-size: clamp(56px, 18vw, 80px);
  }

  .drawer-title-row h2 {
    font-size: 28px;
  }

  .modal-head h2 { font-size: 22px; }

  .library-title { font-size: 24px; }

  /* 收藏 / 点赞详情按钮要"贴满一行" */
  .drawer-actions { width: 100%; }
  .action-button, .visit-button { flex: 1 1 auto; }
}

/* ═══════════════════════════════════════════════════════
 * 触屏设备（任何宽度）：hover 不可用 → 所有 hover-only 元素常驻显示
 * 这条要放在最后，覆盖 desktop 默认 hover-reveal 行为
 * ═══════════════════════════════════════════════════════ */
@media (hover: none) {
  .card-save,
  .card-visit,
  .library-save {
    opacity: 1;
    transform: none;
  }

  .site-card:hover .card-thumb img,
  .library-card:hover .library-thumb img {
    transform: none;
  }

  /* about-row hover 渐变在触屏没意义 */
  .about-row:hover {
    background: transparent;
  }
}