/* ============ Quiet House x Gallery White — KD design spec ============ */
/* colors — exactly as specified */
:root{
  --paper:#F6F4F0;        /* gallery cold ivory */
  --paper-2:#EFECE6;      /* rare separator band */
  --ink:#1C1916;          /* warm black (no blue-black) */
  --ink-soft:#5C574F;     /* nav / captions / footer */
  --rule:#D4CFC6;         /* hairline */
  --serif:"Noto Serif TC","Source Han Serif TC","Songti TC","PMingLiU",serif;
  --sans:"Noto Sans TC","PingFang TC","Microsoft JhengHei",sans-serif;
  --mono:ui-monospace,"Cascadia Mono",Consolas,"Source Code Pro",monospace;
  --mono-cjk:"MS Gothic","MS PGothic","SimSun","NSimSun","Osaka-Mono","Sarasa Mono TC","Noto Sans Mono CJK JP","Noto Sans Mono CJK TC","Cascadia Mono",Consolas,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--sans);font-weight:400;font-size:17px;line-height:1.9;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:inherit}
.wrap{max-width:46rem;margin:0 auto;padding:0 20px}

/* ---------- masthead / brand ---------- */
header{border-bottom:1px solid var(--rule)}
.masthead{padding:32px 20px 0;max-width:60rem;margin:0 auto;display:flex;
  align-items:baseline;justify-content:space-between;gap:16px}
.brand{font-family:var(--serif);font-weight:500;font-size:16px;
  letter-spacing:.26em;text-decoration:none;color:var(--ink);white-space:nowrap}
.brand .latin{font-family:'Source Serif 4','Georgia',serif;letter-spacing:.12em;font-size:.8em;
  color:var(--ink-soft)}
.nav{display:flex;gap:24px}
.nav a{font-family:var(--sans);font-size:13px;letter-spacing:.08em;color:var(--ink-soft);
  text-decoration:none}
.nav a:hover{color:var(--ink)}
/* 隨機選曲 — shuffle icon + label inside the 男歌手／女歌手／組合 menu */
.opt.rand{display:inline-flex;align-items:center;gap:12px}
.opt.rand .ic{width:clamp(22px,3.4vw,34px);height:clamp(22px,3.4vw,34px);flex:none;
  fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.nav a.rand{display:inline-flex;align-items:center;gap:6px}
.nav a.rand .ic{width:15px;height:15px;flex:none;fill:none;stroke:currentColor;
  stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
/* random page */
.randbtn{display:inline-block;margin:8px 0 0;font-family:var(--sans);font-weight:500;
  font-size:17px;letter-spacing:.06em;color:var(--ink);text-decoration:none;
  border:1px solid var(--rule);padding:13px 30px}
.randbtn:hover{color:var(--ink-soft);border-color:var(--ink-soft)}
#randmsg{font-family:var(--sans);font-size:13px;color:var(--ink-soft);
  letter-spacing:.04em;margin:22px 0 0}

/* ---------- main ---------- */
main{padding:96px 0 128px}
h1{font-family:var(--serif);font-weight:500;font-size:clamp(34px,5.2vw,56px);
  line-height:1.26;letter-spacing:.01em;margin:0 0 24px}
.sub{font-family:var(--sans);font-size:17px;color:var(--ink-soft);
  line-height:1.9;max-width:36rem;margin:0 0 64px}
/* home: three category options */
.opts{display:flex;gap:56px;flex-wrap:wrap;max-width:46rem}
.opt{font-family:var(--serif);font-weight:500;font-size:clamp(26px,4.4vw,44px);
  line-height:1.25;color:var(--ink);text-decoration:none;letter-spacing:.02em;
  border-bottom:1px solid var(--rule);padding-bottom:6px}
.opt:hover{color:var(--ink-soft)}
.opt .cnt{font-family:var(--sans);font-weight:400;font-size:13px;color:var(--ink-soft);
  letter-spacing:.05em;margin-left:10px}
h2.sec{font-family:var(--serif);font-weight:500;font-size:28px;line-height:1.35;
  margin:80px 0 8px;letter-spacing:0}
.sec .n{font-family:var(--sans);font-weight:400;font-size:13px;color:var(--ink-soft);
  letter-spacing:.04em;margin-left:8px}
/* category page: A–Z sub-dividers inside a region (## 香港 → ### C) */
h3.grp{font-family:var(--sans);font-weight:600;font-size:13px;line-height:1.4;
  margin:30px 0 2px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-soft);
  border-bottom:1px solid var(--rule);padding-bottom:5px}
.grp .n{font-family:var(--sans);font-weight:400;font-size:12px;color:var(--ink-soft);
  letter-spacing:.04em;margin-left:8px;text-transform:none}
/* category page: region jump bar (vault [[#香港]] = online #sec-香港) */
.jumpbar{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 0}
.jumpbar a{font-family:var(--sans);font-size:13px;letter-spacing:.04em;color:var(--ink-soft);
  border:1px solid var(--rule);border-radius:999px;padding:5px 14px;text-decoration:none;
  transition:color .15s,border-color .15s}
.jumpbar a:hover{color:var(--ink);border-color:var(--ink-soft)}
h2.sec[id]{scroll-margin-top:72px}
/* artist page: brief + album sections */
.brief{font-family:var(--sans);font-size:16px;line-height:1.9;color:var(--ink-soft);
  max-width:38rem;margin:0 0 8px}
.albm{font-family:var(--serif);font-weight:500;font-size:22px;line-height:1.35;
  margin:48px 0 4px;letter-spacing:0;border-bottom:1px solid var(--rule);padding-bottom:6px}
.albm .yr{font-family:var(--sans);font-weight:400;font-size:12px;color:var(--ink-soft);
  letter-spacing:.05em;margin-left:10px}
.rule{height:1px;background:var(--rule);max-width:28rem;margin:24px 0 8px}

/* ---------- lists (artists / songs) ---------- */
.list{columns:3;column-gap:48px}
@media(max-width:720px){.list{columns:2}}
.lk{display:flex;justify-content:space-between;gap:10px;padding:9px 2px;
  border-bottom:1px solid var(--rule);font-size:16px;color:var(--ink);text-decoration:none}
.lk:hover{color:var(--ink-soft);text-decoration:none}
.lk .cnt{color:var(--ink-soft);font-size:12px;letter-spacing:.05em}
.songlink{display:flex;justify-content:space-between;gap:12px;padding:9px 2px;
  border-bottom:1px solid var(--rule)}
.songlink .t{font-size:16px;color:var(--ink);text-decoration:none}
.songlink .t:hover{color:var(--ink-soft);text-decoration:none}
.songlink .k{color:var(--ink-soft);font-size:12px;letter-spacing:.05em;white-space:nowrap}

/* ---------- song page ---------- */
h1.work{font-size:clamp(30px,4.6vw,44px);margin-bottom:4px}
.meta{list-style:none;margin:0 0 48px;padding:0;font-family:var(--sans);
  font-size:13px;color:var(--ink-soft);letter-spacing:.03em}
.meta li{display:inline}
.meta li+li::before{content:" · ";color:var(--rule)}

/* transpose toolbar — plain text, no pills */
.tools{display:flex;align-items:center;gap:20px;margin:0 0 32px;
  border-bottom:1px solid var(--rule);padding-bottom:16px}
.tools .lbl{font-size:12px;color:var(--ink-soft);letter-spacing:.1em}
.tools button{font-family:var(--sans);font-size:18px;color:var(--ink);background:none;
  border:none;padding:0 4px;cursor:pointer;text-decoration:underline 1px transparent;
  text-underline-offset:.25em}
.tools button:hover{text-decoration-color:var(--ink-soft)}
.tkey{font-family:var(--sans);font-size:12px;color:var(--ink-soft);letter-spacing:.04em;min-width:60px}

/* chord sheet — quiet, hairline box, no shadow/no rounded */
.sheet{font-family:var(--mono);font-size:16px;line-height:1.9;
  border:1px solid var(--rule);padding:32px 28px;max-width:46rem;overflow-x:auto;
  background:var(--paper)}
.sheet .row{white-space:pre;display:block;font-family:var(--mono-cjk)}
.row.chords,.row.lyric{letter-spacing:0}
.sheet .lyric{color:var(--ink)}
.sheet .blank{display:block;height:1.1em}
.chord{color:var(--ink);font-weight:600;cursor:pointer}
.sheet .titleline{color:var(--ink-soft);font-size:13px;letter-spacing:.04em;margin-bottom:16px;display:block}
.sheet .narrow{display:none}          /* phone variant (pre-wrapped rows); see wrap_chord_rows() */

/* ---------- phone: use the WHOLE width, never scroll sideways ---------- */
/* (a music stand + a finger is hard enough — the sheet must read top-to-bottom only) */
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
@media(max-width:820px){
  main{padding:56px 0 96px}
  .wrap{padding:0 10px}
  .sheet{max-width:none;padding:20px 10px;font-size:15px}
  .sheet .titleline{font-size:12px}
  .sheet .wide{display:none}          /* swap in the rows wrapped to ~46 columns */
  .sheet .narrow{display:block}
  /* JS fitSheet() then shrinks the font until the longest row fits the screen */
  .sheet.fit{overflow-x:hidden}
}

/* spotify link */
.spot{display:inline-block;margin:0 0 32px;font-family:var(--sans);font-size:16px;
  color:var(--ink);text-underline-offset:.25em}
.spot:hover{color:var(--ink-soft)}

/* crumbs (breadcrumb) */
.crumbs{font-family:var(--sans);font-size:13px;color:var(--ink-soft);
  letter-spacing:.04em;margin-bottom:40px}
.crumbs a{color:var(--ink-soft);text-decoration:none}
.crumbs a:hover{color:var(--ink);text-decoration:underline}

footer{padding:56px 0 80px;border-top:1px solid var(--rule);
  font-family:var(--sans);font-size:12px;color:var(--ink-soft);letter-spacing:.05em}
/* support / about page */
.prose{max-width:46rem;margin:24px 0 8px}
.prose p{margin:0 0 1.1em;color:var(--ink);letter-spacing:0}
.prose strong{color:var(--ink);font-weight:600}
.prose .muted{color:var(--ink-soft)}
.prose a, .coffee{color:var(--ink);text-decoration:underline;
  text-decoration-thickness:1px;text-underline-offset:0.25em}
.prose a:hover, .coffee:hover{text-decoration-thickness:2px;color:var(--ink-soft)}

/* homepage sitehead: logo left of the title */
.sitehead{display:flex;align-items:center;gap:36px;margin:0 0 32px}
.sitehead .logo{width:320px;height:auto;margin:0;flex:0 0 auto}
.sitehead h1{margin:0}
@media(max-width:560px){.sitehead{flex-direction:column;align-items:flex-start;gap:16px}.sitehead .logo{width:240px}}
.homenav{display:flex;gap:40px;flex-wrap:wrap;margin-top:56px;padding-top:20px;
  border-top:1px solid var(--rule)}
.homenav a{font-family:var(--sans);font-weight:500;font-size:18px;letter-spacing:.06em;
  color:var(--ink);text-decoration:none}
.homenav a:hover{color:var(--ink-soft);text-decoration:underline;text-underline-offset:.25em}


/* ===== 播放同步 ===== */
.syncer{margin:18px 0 24px;padding:14px 14px 10px;border:1px solid var(--line,#e5e0d8);border-radius:14px;background:#fbf9f4}
.synchead{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:10px}
.synchead .lbl{font-weight:700;margin-right:4px}
.sbtn{cursor:pointer;border:1px solid var(--line,#ddd6c9);background:#fff;border-radius:8px;padding:3px 9px;font-size:13px}
.sbtn:hover{background:#f1ece2}
.soff{font-size:12px;color:#6b6459;display:flex;align-items:center;gap:6px;margin-left:6px}
.skey{margin-left:auto;font-size:13px;font-weight:700;color:#8a7f6d}
.syncchart{display:flex;flex-wrap:wrap;gap:6px 10px;max-height:210px;overflow:auto;padding:4px 2px}
.sc{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:15px;padding:2px 8px;border-radius:7px;cursor:pointer;background:#fff;border:1px solid #e8e2d6;color:#3a352d}
.sc.on{background:#1f1b14;color:#fff;border-color:#1f1b14;transform:scale(1.06)}
.syncer .hint{font-size:12px;color:#8a8378;margin-top:8px}


/* 譜面和弦跟播 */
#sheet .chord.now{background:#1f1b14;color:#fff;border-radius:4px;box-shadow:0 0 0 2px #1f1b14}
#sheet .row.nowline{background:#f3efe6}
#sheet .row.lyric.nowlyric{background:#faf6ec;font-weight:600}
.syncer .skey{font-variant-numeric:tabular-nums}

.sbtn.on{background:#1f1b14;color:#fff;border-color:#1f1b14}

.sconf{font-size:12px;padding:2px 7px;border-radius:999px;margin-left:8px}
.sconf.good{background:#e6f4ea;color:#137333}
.sconf.mid{background:#fef7e0;color:#8f6c00}
.sconf.bad{background:#fce8e6;color:#b3261e}

/* 歌詞行跟播高亮 */
.row.lyric.on { background: rgba(255, 214, 102, .18); box-shadow: inset 3px 0 0 #ffd666; border-radius: 3px; }
.row.lyric { transition: background .12s linear; }