/* 拼豆色板工坊 — 深色工坊风，豆子颜色是主角
 * 结构：顶栏（视图控制，muted）/ 全库主区 / 底部浮动 dock（色板操作）
 */
:root {
  --bg: #16171b;
  --bg-raise: #1e2026;
  --bg-tile: #22242b;
  --line: #2c2f37;
  --ink: #e8e6e1;
  --ink-dim: #9a97a0;
  --ink-faint: #6b6873;
  --accent: #e8a33d;
  --accent-ink: #1a1206;
  --danger: #e05c5c;
  --ok: #5cb87a;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
  --radius: 10px;
  /* 色块密度（移动端断点覆盖） */
  --tile-min: 72px;
  --tile-gap: 8px;
  --bead: 36px;
  --code-size: 15px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  background: var(--bg);
  background-image: radial-gradient(1200px 500px at 70% -10%, #1d1f26 0%, transparent 60%);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 14px;
  overflow: hidden;
  display: flex; flex-direction: column;
}

/* ── 顶栏：视图控制（muted，低频） ── */
.topbar {
  display: flex; align-items: center; flex-wrap: wrap; gap: 8px 10px;
  padding: 9px 16px;
  border-bottom: 1px solid var(--line);
  background: rgba(22,23,27,.92);
  z-index: 10;
}
.brand-mark { display: flex; align-items: center; gap: 8px; }
.brand-mark h1 { font-size: 13.5px; font-weight: 600; color: var(--ink-dim); letter-spacing: .5px; }
.controls { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-left: auto; }
.bead-mini {
  width: 13px; height: 13px; border-radius: 50%;
  display: inline-block; position: relative;
  box-shadow: inset 2px 2px 4px rgba(255,255,255,.35), inset -2px -2px 4px rgba(0,0,0,.3);
}
.bead-mini::after {
  content: ""; position: absolute; inset: 4px; border-radius: 50%;
  background: var(--bg); box-shadow: inset 1px 1px 2px rgba(0,0,0,.5);
}
.bead-mini.c1 { background: #e05c5c; }
.bead-mini.c2 { background: #e8a33d; margin-left: -4px; }
.bead-mini.c3 { background: #4a9de0; margin-left: -4px; }

/* 品牌决定整个色号体系：给到顶栏最亮的文字 */
#brand-sel {
  background: var(--bg-raise); border: 1px solid var(--line); border-radius: 8px;
  color: var(--ink); font-family: var(--mono); font-size: 13.5px; font-weight: 600;
  padding: 6px 10px; outline: none; cursor: pointer; transition: border-color .15s;
}
#brand-sel:hover, #brand-sel:focus { border-color: #3d414c; }

/* 排序方式：下拉，样式与品牌下拉同族但更轻（品牌才是顶栏最亮元素） */
#view-sel {
  background: var(--bg-raise); border: 1px solid var(--line); border-radius: 8px;
  color: var(--ink-dim); font-family: var(--sans); font-size: 13px;
  padding: 6px 10px; outline: none; cursor: pointer; transition: border-color .15s, color .15s;
}
#view-sel:hover, #view-sel:focus { border-color: #3d414c; color: var(--ink); }

.icon-btn {
  background: none; border: none; border-radius: 8px;
  font-size: 14px; padding: 6px 9px; cursor: pointer;
  color: var(--ink-dim); transition: color .15s, background .15s;
}
.icon-btn:hover { color: var(--ink); background: var(--bg-raise); }

/* 搜索：图标原地展开为输入框（同一槽位），收起后还原成图标 */
.search-wrap .icon-btn { display: inline-flex; align-items: center; justify-content: center; }
.search-wrap.open .icon-btn { display: none; }
#search {
  background: var(--bg-raise); border: 1px solid var(--line); border-radius: 8px;
  color: var(--ink); font-family: var(--mono); font-size: 13px;
  padding: 7px 12px; width: min(210px, 44vw); outline: none; transition: border-color .15s;
  display: none;
}
.search-wrap.open #search { display: block; }
#search:focus { border-color: var(--accent); }
#search::placeholder { color: var(--ink-faint); font-family: var(--sans); }

/* ── 主区 ─────────────────────────── */
main { flex: 1; min-height: 0; display: flex; }
.lib-wrap { flex: 1; position: relative; display: flex; min-width: 0; }
.library {
  flex: 1; min-width: 0; overflow-y: auto;
  /* 底部预留浮动 dock 的安全边界 */
  padding: 14px 12px 120px 18px;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(var(--tile-min), 1fr));
  gap: var(--tile-gap); align-content: start;
}
.library::-webkit-scrollbar { width: 10px; }
.library::-webkit-scrollbar-thumb { background: var(--line); border-radius: 5px; }

/* 系列分组头（吸附，独占一行） */
.group-head {
  grid-column: 1 / -1;
  position: sticky; top: -14px; z-index: 3;
  background: var(--bg);
  padding: 9px 2px 5px;
  font-family: var(--mono); font-size: 13px; font-weight: 600; color: var(--accent);
  letter-spacing: 1px;
  border-bottom: 1px solid var(--line);
  display: flex; align-items: baseline; gap: 8px;
}
.group-head small { font-size: 10px; color: var(--ink-faint); font-weight: 400; letter-spacing: 0; }
.group-head .grp-sel {
  margin-left: auto; align-self: center;
  background: none; border: 1px solid var(--line); border-radius: 5px;
  color: var(--ink-dim); font-size: 11px; font-family: var(--sans);
  padding: 2px 9px; cursor: pointer; transition: color .12s, border-color .12s;
}
.group-head .grp-sel:hover { color: var(--accent); border-color: var(--accent); }

/* 右侧系列索引条 */
.rail {
  position: relative; z-index: 4; flex: 0 0 38px; min-width: 38px;
  display: flex; flex-direction: column; align-items: center; justify-content: safe center; gap: 1px;
  margin: 12px 0 110px; border-left: 1px solid var(--line);
  overflow-y: auto; scrollbar-width: none;
}
.rail button {
  background: none; border: none; cursor: pointer;
  flex: 0 0 auto; width: 34px; min-width: 30px; min-height: 24px;
  font-family: var(--mono); font-size: 11px; color: var(--ink-dim);
  padding: 2px 4px; border-radius: 4px; line-height: 1.5; white-space: nowrap;
  transition: color .1s, background .1s;
}
.rail::-webkit-scrollbar { display: none; }
.rail button:hover { color: var(--accent); background: rgba(232,163,61,.12); }
.rail button.active { color: var(--ink); background: #444752; font-weight: 700; }
@media (max-width: 640px) {
  .library { padding: 10px 8px 110px 10px; }
  .rail { margin: 10px 0 96px; }
  .rail button { padding: 2px; }
}

/* ── 色块卡片（正方形网格；琥珀边框表示选中） ── */
.tile {
  background: var(--bg-tile); border: 1px solid var(--line); border-radius: var(--radius);
  aspect-ratio: 1;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  cursor: pointer; text-align: center; user-select: none;
  transition: transform .12s, border-color .12s, background .12s;
  position: relative;
}
.tile:hover { transform: translateY(-2px); border-color: #3d414c; background: #262932; }
.tile.added { border-color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); }
.tile.pop { animation: pop .25s ease; }
@keyframes pop { 40% { transform: scale(1.12); } }

.bead {
  width: var(--bead); height: var(--bead); margin-bottom: 5px; border-radius: 50%;
  position: relative;
  box-shadow: inset 2px 2px 4px rgba(255,255,255,.35), inset -2px -2px 4px rgba(0,0,0,.35), 0 1px 3px rgba(0,0,0,.4);
}
.bead::after {
  content: ""; position: absolute; inset: 10px; border-radius: 50%;
  background: var(--bg-tile);
  box-shadow: inset 1.5px 1.5px 3px rgba(0,0,0,.55), inset -1px -1px 1px rgba(255,255,255,.12);
}
.tile-code {
  font-family: var(--mono); font-size: var(--code-size); font-weight: 500; color: #dedde2;
  letter-spacing: 0; line-height: 1.25;
}
.tile.empty-note .tile-code { color: var(--ink-faint); font-weight: 400; }

/* ── 空状态 ────────────────────────── */
.lib-empty {
  grid-column: 1 / -1;
  color: var(--ink-faint); font-size: 13.5px;
  padding: 60px 20px; text-align: center; line-height: 1.8;
}

/* ── 底部浮动 dock：色板操作（明显的浮起表面） ── */
.dock {
  position: fixed; bottom: 16px; left: 50%; transform: translateX(-50%);
  display: flex; align-items: center; gap: 8px;
  background: #292c34;
  border: 1px solid #50535e; border-radius: 999px;
  padding: 8px 10px;
  box-shadow: 0 8px 24px rgba(0,0,0,.38);
  z-index: 20;
  max-width: calc(100vw - 24px);
}
.dock .toggle {
  background: none; border: 1px solid var(--line); border-radius: 999px;
  color: var(--ink-dim); font-family: var(--sans); font-size: 13px;
  padding: 8px 14px; cursor: pointer; white-space: nowrap;
  transition: color .15s, border-color .15s, background .15s;
}
.dock .toggle:hover { color: var(--ink); }
.dock .toggle.on { border-color: var(--accent); color: var(--accent); background: rgba(232,163,61,.08); }
button.primary {
  background: var(--accent); color: var(--accent-ink);
  border: none; border-radius: 999px; padding: 9px 16px; font-size: 13.5px; font-weight: 600;
  font-family: var(--sans); cursor: pointer; white-space: nowrap;
  transition: filter .15s, transform .1s;
}
button.primary:hover { filter: brightness(1.08); }
button.primary:active { transform: scale(.98); }
button.primary:disabled { background: var(--line); color: var(--ink-faint); cursor: not-allowed; }
button.primary .count {
  display: inline-block; background: rgba(26,18,6,.18); color: inherit;
  border-radius: 10px; font-size: 11px; font-weight: 700; padding: 1px 7px; margin-left: 2px;
}
button.ghost {
  background: none; border: 1px solid var(--line); color: var(--ink-dim);
  border-radius: 999px; padding: 8px 14px; font-size: 13px; font-family: var(--sans); cursor: pointer;
  white-space: nowrap;
  transition: color .15s, border-color .15s;
}
button.ghost:hover { color: var(--ink); border-color: #3d414c; }
button.ghost:disabled { color: var(--ink-faint); opacity: .5; cursor: not-allowed; }
.ghost.danger:hover:not(:disabled) { color: var(--danger); border-color: rgba(224,92,92,.5); }

.dock .toggle, .dock button.ghost { min-height: 36px; color: var(--ink); border-color: #50535e; }
.dock .toggle.on { color: #ffcf87; border-color: var(--accent); }
.dock button.ghost:disabled { color: var(--ink-faint); opacity: .65; }
.dock button.primary { min-height: 36px; }
.dock button { display: inline-flex; align-items: center; justify-content: center; gap: 4px; }
.dock button svg { display: block; flex: none; }
.dock button.primary .count { margin-left: 0; }
@media (max-width: 640px) {
  .dock { gap: 3px; padding: 5px; bottom: max(10px, env(safe-area-inset-bottom)); }
  .dock .toggle, .dock button.ghost, .dock button.primary { padding-left: 6px; padding-right: 6px; font-size: 12px; }
}
@media (max-width: 360px) {
  .dock { gap: 2px; padding: 4px; max-width: calc(100vw - 12px); }
  .dock .toggle, .dock button.ghost, .dock button.primary { padding-left: 4px; padding-right: 4px; font-size: 12px; }
}

/* ── 弹窗 ─────────────────────────── */
.modal {
  position: fixed; inset: 0; background: rgba(10,10,14,.6); backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center; z-index: 50;
}
.modal-box {
  width: min(560px, 92vw); max-height: 84vh; overflow-y: auto;
  background: var(--bg-raise); border: 1px solid var(--line); border-radius: 14px;
  padding: 18px 20px; box-shadow: 0 20px 60px rgba(0,0,0,.5);
}
.modal-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.modal-title { font-size: 15px; }
.tab-body { display: flex; flex-direction: column; gap: 12px; }
.hidden { display: none !important; }

.steps { margin-left: 18px; display: flex; flex-direction: column; gap: 10px; color: var(--ink-dim); font-size: 13px; line-height: 1.65; }
.steps b { color: var(--ink); }
.steps code { font-family: var(--mono); background: var(--bg-tile); padding: 1px 5px; border-radius: 4px; font-size: 11.5px; }
.prompt-box {
  display: flex; gap: 8px; align-items: flex-start; margin-top: 6px;
  background: var(--bg-tile); border: 1px solid var(--line); border-radius: 8px; padding: 10px;
}
.prompt-box code {
  flex: 1; font-family: var(--sans); font-size: 12px; color: var(--ink-dim);
  line-height: 1.6; white-space: pre-wrap;
}
.prompt-box .ghost { flex-shrink: 0; padding: 4px 10px; border-radius: 6px; }

#paste-area {
  background: var(--bg-tile); border: 1px solid var(--line); border-radius: 8px;
  color: var(--ink); font-family: var(--mono); font-size: 13px; padding: 10px;
  resize: vertical; outline: none;
}
#paste-area:focus { border-color: var(--accent); }
.paste-actions { display: flex; justify-content: flex-end; }

/* ── 校验列表 ─────────────────────── */
.review-head { display: flex; align-items: baseline; justify-content: space-between; margin: 6px 0 10px; }
.review-head h3 { font-size: 14px; }
.review-stat { font-size: 12px; color: var(--ink-dim); }
.review-stat b.ok { color: var(--ok); }
.review-stat b.bad { color: var(--danger); }
.review-list { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.rv-row {
  display: flex; align-items: center; gap: 12px;
  background: var(--bg-tile); border: 1px solid var(--line); border-radius: 8px; padding: 8px 12px;
}
.rv-row.invalid { border-color: rgba(224,92,92,.5); }
.rv-swatch {
  width: 30px; height: 30px; border-radius: 50%; flex-shrink: 0; position: relative;
  box-shadow: inset 2px 2px 4px rgba(255,255,255,.3), inset -2px -2px 4px rgba(0,0,0,.3);
}
.rv-swatch::after {
  content: ""; position: absolute; inset: 8px; border-radius: 50%;
  background: var(--bg-tile); box-shadow: inset 1px 1px 2px rgba(0,0,0,.5);
}
.rv-code { font-family: var(--mono); font-size: 13px; min-width: 64px; }
.rv-row.invalid .rv-code { color: var(--danger); text-decoration: line-through; }
.rv-status { font-size: 11.5px; color: var(--ink-faint); flex: 1; }
.rv-sugs { display: flex; gap: 6px; }
.rv-sug {
  font-family: var(--mono); font-size: 11.5px; color: var(--accent);
  background: rgba(232,163,61,.1); border: 1px solid rgba(232,163,61,.4);
  border-radius: 5px; padding: 3px 8px; cursor: pointer; transition: background .15s;
}
.rv-sug:hover { background: rgba(232,163,61,.25); }
.rv-sug .mini-swatch {
  display: inline-block; width: 10px; height: 10px; border-radius: 50%;
  vertical-align: -1px; margin-right: 5px; box-shadow: inset 1px 1px 2px rgba(255,255,255,.4), inset -1px -1px 2px rgba(0,0,0,.3);
}
.rv-remove {
  background: none; border: none; color: var(--ink-faint); cursor: pointer;
  font-size: 14px; padding: 2px 6px; border-radius: 4px;
}
.rv-remove:hover { color: var(--danger); }
.review-foot { display: flex; gap: 10px; }
.review-foot .primary { flex: 1; border-radius: 8px; }
.review-foot .ghost { flex: 0 0 auto; border-radius: 8px; }

/* ── Toast（避开 dock） ── */
.toast {
  position: fixed; bottom: 84px; left: 50%; transform: translateX(-50%);
  background: var(--bg-raise); border: 1px solid var(--line); color: var(--ink);
  border-radius: 8px; padding: 10px 18px; font-size: 13px; z-index: 99;
  box-shadow: 0 8px 24px rgba(0,0,0,.4); animation: toastin .2s ease;
  max-width: calc(100vw - 32px); text-align: center;
}
@keyframes toastin { from { opacity: 0; transform: translate(-50%, 8px); } }

/* ── 移动端：更密的网格（保持对齐） ── */
@media (max-width: 640px) {
  :root {
    --tile-min: 49px;
    --tile-gap: 5px;
    --bead: 22px;
    --code-size: 13px;
  }
  .topbar { padding: 8px 10px; }
  .tile { border-radius: 8px; }
  .bead { margin-bottom: 3px; }
  .bead::after { inset: 6px; }
  .group-head { font-size: 12px; top: -10px; }
  button.ghost { padding: 7px 11px; font-size: 12.5px; }
  button.primary { padding: 7px 12px; font-size: 12.5px; }
  .toast { bottom: 74px; }
}

/* 统一文字、控件和状态层级 */
:root {
  --line: #383b45; --ink-dim: #b6b5be; --ink-faint: #a09fa9;
  --danger: #f08b89; --ok: #8cd8a2;
}
button, select, input, textarea, summary { font: inherit; }
button:focus-visible, select:focus-visible, input:focus-visible,
textarea:focus-visible, summary:focus-visible { outline: 2px solid #f3ba66; outline-offset: 2px; }
.brand-mark h1 { color: var(--ink); font-size: 14px; letter-spacing: 0; }
#brand-sel, #view-sel, #search { min-height: 36px; }
#view-sel { color: var(--ink-dim); }
.icon-btn { min-width: 36px; min-height: 36px; }
.group-head { color: var(--ink); letter-spacing: .2px; padding-top: 10px; padding-bottom: 7px; }
.group-head small { font-family: var(--sans); font-size: 12px; color: var(--ink-dim); }
.group-head .grp-sel { min-height: 30px; padding: 4px 10px; border-radius: 7px; color: var(--ink-dim); font-size: 12px; }
.group-head .grp-sel:hover { color: var(--ink); border-color: #747783; }
.rail::-webkit-scrollbar { display: none; }
.rail button.active { color: var(--ink); background: #444752; font-weight: 700; }
.tile { padding: 0; color: var(--ink); }
.tile:focus-visible { z-index: 2; }
.search-results { grid-column: 1 / -1; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px; color: var(--ink-dim); font-size: 12px; padding: 6px 2px; }
.search-add { min-height: 32px; border: 1px solid #626571; border-radius: 7px; padding: 4px 10px; background: #30333c; color: var(--ink); cursor: pointer; font-size: 12px; font-weight: 600; }
.search-add:disabled { opacity: .55; cursor: not-allowed; }
button.primary:disabled { background: #41434c; color: #a3a2aa; }
.modal-title { font-size: 17px; line-height: 1.3; }
.modal-head { margin-bottom: 18px; }
.modal-head .ghost { min-width: 36px; min-height: 36px; padding: 5px; }
.tab-body { gap: 14px; }
.steps { gap: 14px; font-size: 13px; color: var(--ink-dim); }
.prompt-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-top: 8px; }
.prompt-actions .ghost { min-height: 34px; border-radius: 7px; color: var(--ink); }
.prompt-details { flex: 1 1 110px; min-width: 0; }
.prompt-details summary { cursor: pointer; color: var(--ink-dim); font-size: 12px; }
.prompt-details[open] { flex-basis: 100%; }
.prompt-details code { display: block; margin-top: 8px; padding: 10px; background: var(--bg-tile); border-radius: 7px; white-space: pre-wrap; font-family: var(--sans); color: var(--ink-dim); font-size: 12px; line-height: 1.65; }
#paste-area { min-height: 90px; line-height: 1.5; }
.review-head { gap: 10px; flex-wrap: wrap; }
.review-stat { color: var(--ink-dim); }
.rv-row { flex-wrap: wrap; gap: 8px 10px; }
.rv-code { color: var(--ink); font-weight: 600; overflow-wrap: anywhere; }
.rv-row.invalid .rv-code { color: #ffaaa7; text-decoration: none; }
.rv-row.invalid .rv-status { color: #ffaaa7; }
.rv-status { color: var(--ink-dim); font-size: 12px; }
.rv-sugs { flex-wrap: wrap; }
.rv-remove { min-width: 32px; min-height: 32px; color: var(--ink-dim); }
.review-foot button { min-height: 38px; }
@media (max-width: 640px) {
  .group-head { font-size: 13px; }
  .modal-box { padding: 18px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}

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

/* 核对时异常优先，有效色集中排列 */
.modal.reviewing .modal-box { display: flex; flex-direction: column; overflow: hidden; max-height: min(84vh, 900px); }
.modal.reviewing .modal-head { flex: 0 0 auto; }
.review { min-height: 0; display: flex; flex: 1; flex-direction: column; }
.review-head { flex: 0 0 auto; }
.review-list { overflow-y: auto; min-height: 0; flex: 1; padding: 2px 2px 12px; margin: 0; }
.review-section + .review-section { margin-top: 18px; }
.review-section-title { font-size: 13px; color: var(--ink); margin-bottom: 8px; }
.review-section-title span { color: var(--ink-dim); font-size: 12px; font-weight: 400; margin-left: 4px; }
.review-issues .rv-row + .rv-row { margin-top: 6px; }
.review-issues .rv-status { min-width: 90px; }
.review-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(72px, 1fr)); gap: 7px; }
.review-tile {
  min-width: 0; min-height: 76px; position: relative; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 4px; padding: 9px 4px 7px;
  border: 1px solid var(--line); border-radius: 8px; background: var(--bg-tile);
}
.review-tile .rv-swatch { width: 25px; height: 25px; }
.review-tile .rv-swatch::after { inset: 7px; }
.review-code { font: 500 13px/1.2 var(--mono); color: #dedde2; }
.review-existing { color: var(--ink-dim); font-size: 10px; line-height: 1.1; }
.review-tile .rv-remove { position: absolute; top: 0; right: 0; min-width: 26px; min-height: 26px; padding: 2px; font-size: 12px; }
.review-foot { flex: 0 0 auto; padding-top: 12px; border-top: 1px solid var(--line); }
.review-empty { color: var(--ink-dim); padding: 20px 2px; }
@media (max-width: 640px) {
  /* 字号行框的字形底部留白较大，向下作 1px 光学校正。 */
  .tile { padding-top: 2px; }
  .modal.reviewing { align-items: stretch; }
  .modal.reviewing .modal-box {
    width: 100%; height: 100%; height: 100dvh; max-height: none;
    border: 0; border-radius: 0; padding: max(16px, env(safe-area-inset-top)) 16px max(12px, env(safe-area-inset-bottom));
  }
  .modal.reviewing .modal-head { margin-bottom: 12px; }
  .review-grid { grid-template-columns: repeat(auto-fill, minmax(60px, 1fr)); gap: 6px; }
  .review-tile { min-height: 70px; }
}
.review-list { scrollbar-color: #5a5d68 transparent; scrollbar-width: thin; }
.review-list::-webkit-scrollbar { width: 7px; }
.review-list::-webkit-scrollbar-thumb { background: #5a5d68; border-radius: 5px; }
.review-issues .rv-row { position: relative; padding-right: 42px; }
.review-issues .rv-status { min-width: 0; flex: 0 1 auto; }
.review-issues .rv-remove { position: absolute; right: 6px; top: 50%; transform: translateY(-50%); }

.import-secondary { border-top: 1px solid var(--line); padding-top: 4px; }
.import-secondary button {
  min-height: 36px;
  padding: 4px 0;
  border: 0;
  background: none;
  color: var(--ink-dim);
  font-size: 12px;
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
}
.import-secondary button:hover { color: var(--ink); }

/* 导出格式菜单：紧贴按钮，向上展开 */
.export-control { position: relative; }
.export-menu {
  position: absolute; bottom: calc(100% + 10px); right: 0; z-index: 1;
  min-width: 168px; padding: 5px; border: 1px solid #50535e; border-radius: 10px;
  background: var(--bg-raise); box-shadow: 0 8px 24px rgba(0,0,0,.38);
}
.dock .export-menu button {
  display: flex; justify-content: space-between; gap: 16px; width: 100%; min-height: 40px;
  padding: 8px 10px; border: 0; border-radius: 6px; background: transparent;
  color: var(--ink); font-size: 13px; text-align: left; white-space: nowrap; cursor: pointer;
}
.dock .export-menu button:hover, .dock .export-menu button:focus-visible { background: #343741; }
.dock .export-menu button:disabled { opacity: .6; cursor: wait; }
.export-menu span { color: var(--ink-dim); font-size: 12px; }

/* 色库底部的来源与许可说明 */
.attribution {
  grid-column: 1 / -1; margin-top: 22px; padding: 14px 2px 4px;
  border-top: 1px solid var(--line); color: var(--ink-dim);
  font-size: 12px; line-height: 1.7;
}
.attribution a { color: inherit; text-underline-offset: 3px; }
.attribution a:hover { color: var(--ink); }
.attribution a:focus-visible { outline: 2px solid #f3ba66; outline-offset: 2px; }