/* BA-052 lookup dictionary: one column on phones, list + card side by side from 900px. */
:root{color-scheme:dark;--bg:#111b1f;--panel:#17252a;--line:#2e4249;--text:#eef4ee;--muted:#a9bcb5;--accent:#6fae98;--accent-strong:#2f6b58;--warn:#e2bf7a}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 -apple-system,BlinkMacSystemFont,"Hiragino Sans","PingFang SC","Noto Sans CJK SC","Microsoft YaHei",sans-serif;-webkit-text-size-adjust:100%}
a{color:inherit}
.top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:calc(10px + env(safe-area-inset-top)) 16px 8px}
.brand .eyebrow{display:block;font-size:11px;letter-spacing:.14em;color:var(--muted)}
.brand{flex-shrink:0}
.brand h1{margin:0;font-size:20px;white-space:nowrap}
/* BA-084: Japanese glyph forms by default (Hiragino first); Chinese pages prefer PingFang. */
html:lang(zh-CN) body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans","Noto Sans CJK SC","Microsoft YaHei",sans-serif}
.to-atlas{padding:8px 14px;border:1px solid var(--accent);border-radius:999px;text-decoration:none;font-size:14px;white-space:nowrap}
.search{position:sticky;top:0;z-index:5;background:var(--bg);padding:8px 16px 10px;border-bottom:1px solid var(--line)}
#query{width:100%;font-size:16px;padding:12px 14px;border-radius:12px;border:1px solid #4d6a62;background:#0c1417;color:var(--text)}
#query:focus{outline:2px solid var(--accent);outline-offset:1px}
.tabs{display:flex;gap:8px;margin-top:10px}
.tabs button{flex:1;padding:9px;border-radius:10px;border:1px solid var(--line);background:var(--panel);color:var(--muted);font-size:15px}
.tabs button[aria-selected="true"]{background:var(--accent-strong);border-color:var(--accent);color:var(--text)}
main{padding:0 16px 24px}
.chips{display:flex;gap:8px;overflow-x:auto;padding:12px 0 4px;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chip{flex:none;padding:7px 12px;border-radius:999px;border:1px solid var(--line);background:var(--panel);color:var(--muted);font-size:14px;white-space:nowrap}
.chip.active{border-color:var(--accent);color:var(--text);background:#21403a}
.status{margin:10px 0 4px;color:var(--muted);font-size:13px}
#list{list-style:none;margin:0;padding:0}
#list a{display:block;padding:12px 4px;border-bottom:1px solid var(--line);text-decoration:none}
#list a:active,#list a:hover{background:#1b2c31}
#list .code{display:inline-block;min-width:3.4em;color:var(--accent);font-weight:600;margin-right:8px}
#list .name{font-size:17px}
#list .ja{margin-left:8px;color:var(--muted);font-size:13px}
#list small{display:block;color:var(--muted);font-size:13px;line-height:1.4;margin-top:2px}
#list a.locked .name,#list a.locked .code{opacity:.6}
#list a.locked small{color:var(--warn)}
#detail{padding:4px 0 24px}
.back{display:inline-block;margin:12px 0 4px;padding:6px 0;background:none;border:0;color:var(--accent);font-size:15px}
.card-head h2{margin:0;font-size:28px;line-height:1.25}
.card-head .eyebrow{margin:8px 0 2px;color:var(--muted);font-size:13px}
.code-line{margin:2px 0 0;color:var(--accent);font-weight:600}
.tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.tag{padding:3px 10px;border-radius:999px;background:#24363b;font-size:13px;color:#d8e6e0}
.actions{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0 4px}
.primary{display:inline-block;padding:10px 16px;border-radius:10px;background:var(--accent-strong);border:1px solid var(--accent);text-decoration:none;font-size:15px}
.muted{color:var(--muted);font-size:14px;align-self:center}
.block{margin-top:18px;padding:14px 16px;background:var(--panel);border:1px solid var(--line);border-radius:14px}
.block h3{margin:0 0 6px;font-size:14px;letter-spacing:.04em;color:var(--accent)}
.block p{margin:0}
.anatomy{margin:0;padding-left:1.1em}
.anatomy li{margin:4px 0}
.sub{margin-top:12px!important;font-size:13px;color:var(--muted)}
.links{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.link-chip{padding:6px 12px;border-radius:999px;border:1px solid #4d6a62;text-decoration:none;font-size:14px}
.link-chip:active,.link-chip:hover{background:#21403a}
.caution{border-color:#6b5a33;background:#241f14}
.caution h3{color:var(--warn)}
.minor{background:transparent}
.locked-box p{margin-bottom:12px}
.facts{margin:18px 0 0;display:grid;grid-template-columns:5.5em 1fr;gap:10px 12px;padding:14px 16px;background:var(--panel);border:1px solid var(--line);border-radius:14px}
.facts dt{color:var(--accent);font-size:14px}
.facts dd{margin:0}
.facts .alt{display:block;color:var(--muted);font-size:13px;margin-top:2px}
.empty-detail{display:none}
footer{padding:16px 16px calc(20px + env(safe-area-inset-bottom));color:var(--muted);font-size:12px;border-top:1px solid var(--line)}
/* Phones: the card replaces the list while open. */
@media (max-width:899px){
  body.show-detail #list-pane{display:none}
  body.show-detail .search{display:none}
}
/* Tablets in landscape and desktops: list and card side by side. */
@media (min-width:900px){
  .top,.search{padding-left:24px;padding-right:24px}
  main{display:grid;grid-template-columns:minmax(320px,380px) 1fr;gap:28px;padding:0 24px 24px;align-items:start}
  #list-pane{position:sticky;top:118px;max-height:calc(100dvh - 130px);overflow:auto;padding-right:6px}
  #detail{max-width:760px}
  .back{display:none}
  .empty-detail{display:block;color:var(--muted);margin-top:40px}
  .empty-detail[hidden]{display:none}
  .search{display:flex;gap:16px;align-items:center}
  .search #query{max-width:380px}
  .tabs{margin-top:0;max-width:480px}
}
/* BA-054: special-point badges */
#list .badge{display:inline-grid;place-items:center;min-width:20px;height:20px;margin-left:6px;padding:0 5px;border-radius:999px;font-size:11px;font-weight:700;vertical-align:2px;background:#55636a;color:#fff}
.badge[data-kind="jing_well"],.tag[data-kind="jing_well"]{background:#f4f4f4;color:#222}
.badge[data-kind="ying"],.tag[data-kind="ying"]{background:#5aa7e0}
.badge[data-kind="shu"],.tag[data-kind="shu"]{background:#3bb36b}
.badge[data-kind="jing_river"],.tag[data-kind="jing_river"]{background:#e2493f}
.badge[data-kind="he"],.tag[data-kind="he"]{background:#f0a83a;color:#2a1a00}
.badge[data-kind="mu"],.badge[data-kind="back_shu"],.tag[data-kind="mu"],.tag[data-kind="back_shu"]{background:#9a6fd0}
.badge[data-kind="hui"],.badge[data-kind="lower_he"],.badge[data-kind="bamai"],.tag[data-kind="hui"],.tag[data-kind="lower_he"],.tag[data-kind="bamai"]{background:#c9845a}
.tag[data-kind]{color:#fff}
.tag[data-kind="jing_well"],.tag[data-kind="he"]{color:#222}

/* BA-055 */
.top-links{display:flex;gap:8px}
.top-links .member-link{border-color:#4d6a62;color:var(--muted)}

/* BA-057 */
.beneath{display:flex;flex-direction:column;gap:6px}
.beneath-row{display:flex;flex-direction:column;padding:8px 10px;border:1px solid var(--line,#ddd);border-radius:8px;text-decoration:none;color:inherit}
.beneath-name{font-weight:600}
.beneath-nerve{font-size:13px;opacity:.75}
.dermatome-label{font-size:18px;font-weight:700;margin:0 0 4px}
.dermatome-range{margin:2px 0}

/* BA-061 */
.zh-tag{display:inline-block;font-size:11px;font-weight:400;padding:1px 6px;border:1px solid var(--line);border-radius:8px;color:var(--muted);vertical-align:middle}
.lang-switch{font-weight:600}
/* BA-063: favourites and recently viewed */
.chip.pick{color:var(--text)}
.star{margin-top:8px;padding:5px 12px;border-radius:999px;border:1px solid var(--line);background:var(--panel);color:var(--muted);font-size:14px}
.star[aria-pressed="true"]{border-color:#c9a64a;color:#f0d27a;background:#3a3220}
/* BA-067: locating tips and the cun / term reference card */
ul.tips{margin:4px 0 8px;padding-left:20px;display:grid;gap:4px}
ul.tips.bone li{font-variant-numeric:tabular-nums}
/* BA-067: four header links wrap on phones instead of running off the edge */
.top-links{flex-wrap:wrap;justify-content:flex-end;min-width:0}
@media (max-width:480px){.top{align-items:flex-start}.top-links{gap:6px}.top-links .to-atlas{padding:6px 10px;font-size:13px}}

/* BA-069: kind tag on a 3D link whose position is a bone-cun estimate */
.actions a .kind3d{margin-left:6px;font-size:11px;padding:1px 5px;border-radius:4px;border:1px dashed currentColor;opacity:.85}
/* BA-073: five tabs fit a 375px phone; topographic cards list bounds and contents line by line */
.tabs{gap:6px}
.tabs button{padding:9px 2px;font-size:14px;white-space:nowrap;min-width:0}
#detail ul.plain{margin:4px 0 0;padding-left:1.1em}
#detail ul.plain li{margin:2px 0}