/* Night Request (ขอเพลง): anonymous song requests. Clean black: white type and controls, grey surfaces,
   one coral accent for what is playing and what is new. One family (Bricolage Grotesque) with Anuphan for Thai. */
:root{
  --bg:#000;--bg2:#0e0e0e;--bg3:#1a1a1a;--line:rgba(255,255,255,.08);--line2:rgba(255,255,255,.16);
  --fg:#fff;--fg2:#cfcfcf;--muted:#8a8a8a;
  --hi:#fff;--hi2:#e6e6e6;--coral:#ff6b86;--paper:#121212;--paper2:#1d1d1d;--ink:#fff;--ink2:#9a9a9a;
  --font:"Bricolage Grotesque","Anuphan",system-ui,sans-serif;
  --r:16px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;min-height:100vh;background:var(--bg);color:var(--fg);font:400 16px/1.5 var(--font);-webkit-font-smoothing:antialiased}
a{color:inherit}
button,input,textarea{font:inherit;color:inherit}
button{cursor:pointer;-webkit-tap-highlight-color:transparent}
:focus-visible{outline:2px solid var(--hi);outline-offset:2px;border-radius:6px}
[hidden]{display:none!important}

/* header */
.top{display:flex;align-items:center;justify-content:space-between;max-width:1080px;margin:0 auto;padding:14px 20px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:700;letter-spacing:-.01em}
.logo img{width:30px;height:30px}
.logo span{font-size:17px}
.lang{border:1px solid var(--line2);background:none;border-radius:99px;height:32px;padding:0 12px;font-size:13px;font-weight:600;color:var(--fg2)}

main{max-width:560px;margin:0 auto;padding:8px 20px 120px}
h1{font-weight:750;font-size:clamp(34px,8.5vw,52px);line-height:1.02;letter-spacing:-.03em;margin:18px 0 12px}
h2{font-weight:700;font-size:22px;letter-spacing:-.015em;margin:36px 0 12px}
.lead{color:var(--fg2);font-size:17px;margin:0 0 24px;max-width:46ch}
.sub{color:var(--muted);margin:-4px 0 18px}
.wait{color:var(--muted);padding:40px 0}
.foot{display:flex;flex-wrap:wrap;gap:6px 18px;justify-content:center;padding:28px 20px 48px;color:var(--muted);font-size:13.5px}
.foot a{text-decoration:none}.foot a:hover{color:var(--fg)}

/* landing */
.hero{display:grid;grid-template-columns:minmax(0,1fr);gap:28px}
.dial{position:relative;height:26px;margin:4px 0 0;background:repeating-linear-gradient(90deg,var(--line2) 0 1px,transparent 1px 9px) bottom/100% 8px repeat-x,repeating-linear-gradient(90deg,rgba(255,255,255,.45) 0 1px,transparent 1px 45px) bottom/100% 16px repeat-x;border-bottom:1px solid var(--line)}
.dial i{position:absolute;top:0;bottom:0;left:64%;width:2px;background:var(--coral);box-shadow:0 0 14px var(--coral);animation:tune 1.6s cubic-bezier(.2,.8,.2,1) both}
@keyframes tune{from{left:2%}}
@media (prefers-reduced-motion:reduce){.dial i{animation:none}}
.how{display:grid;gap:10px;margin:0;padding:0;list-style:none;counter-reset:s}
.how li{display:grid;grid-template-columns:34px 1fr;gap:12px;align-items:start;padding:14px;border:1px solid var(--line);border-radius:var(--r);background:var(--bg2)}
.how li:before{counter-increment:s;content:counter(s);width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--bg3);color:var(--hi);font-weight:700}
.how b{display:block;font-weight:650}
.how span{color:var(--muted);font-size:14.5px}
.trust{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:14px}
.trust div{padding:12px;border-radius:12px;background:var(--bg2);border:1px solid var(--line);font-size:13.5px;color:var(--fg2)}
@media (min-width:900px){
  main.wide{max-width:1080px}
  .hero{grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);align-items:center;gap:56px;margin-top:20px}
  .hero h1{font-size:64px}
  .below{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-top:20px}
  .below .trust{align-content:start;margin-top:74px}
}

/* forms */
label.lbl{display:block;font-weight:600;font-size:14px;margin:0 0 8px;color:var(--fg2)}
.field{display:flex;align-items:center;height:56px;border:1px solid var(--line2);border-radius:14px;background:var(--bg2);overflow:hidden;transition:border-color .15s}
.field:focus-within{border-color:var(--hi)}
.field span{padding-left:14px;color:var(--muted);white-space:nowrap;font-size:15px}
.field input{flex:1;min-width:0;height:100%;border:0;background:none;padding:0 14px 0 1px;outline:none;font-weight:600;font-size:16px}
.in,textarea{width:100%;border:1px solid var(--line2);border-radius:14px;background:var(--bg2);padding:14px;outline:none;font-size:16px;resize:none;transition:border-color .15s}
.in:focus,textarea:focus{border-color:var(--hi)}
.srch{position:relative}
.srch svg{position:absolute;left:14px;top:50%;width:18px;height:18px;transform:translateY(-50%);stroke:var(--muted);fill:none;stroke-width:2}
.srch .in{padding-left:42px;height:52px}
.check{display:flex;gap:10px;align-items:center;margin:14px 0 18px;color:var(--fg2);font-size:14.5px}
.check input{width:20px;height:20px;accent-color:var(--hi);margin:0}
.btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;height:54px;border:0;border-radius:99px;background:var(--hi);color:#000;font-weight:700;font-size:17px;text-decoration:none;transition:transform .1s,opacity .15s}
.btn:active{transform:scale(.98)}
.btn:disabled{opacity:.4}
.btn.sec{background:none;border:1px solid var(--line2);color:var(--fg);font-weight:600;font-size:15px;height:46px}
.btn svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2}
.row{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.hint{color:var(--muted);font-size:13.5px;margin:8px 2px 0}
.err{color:var(--coral);font-size:14px;margin:10px 2px 0;min-height:1.2em}

/* link boxes */
.lk{border:1px solid var(--line);border-radius:var(--r);padding:16px;background:var(--bg2);margin-top:12px}
.lk b{display:block;font-size:13px;color:var(--muted);font-weight:600}
.lk code{display:block;margin:6px 0 12px;font:600 16px/1.4 var(--font);word-break:break-all}
.lk.secret{border-color:rgba(255,107,134,.45)}
.lk.secret b{color:var(--coral)}

/* steps on the send page */
.step{display:flex;align-items:baseline;gap:10px;margin:30px 0 12px}
.step i{font-style:normal;font-weight:700;color:var(--hi);font-size:14px;font-variant-numeric:tabular-nums}
.step b{font-weight:700;font-size:19px;letter-spacing:-.01em}
.step small{margin-left:auto;color:var(--muted);font-size:13px}

/* song lists */
.list{display:grid;gap:4px;margin-top:10px}
.list h4{margin:6px 2px 4px;font-size:13px;color:var(--muted);font-weight:600}
.song{display:grid;grid-template-columns:52px minmax(0,1fr) 40px;gap:12px;align-items:center;width:100%;padding:6px;border:0;border-radius:12px;background:none;text-align:left}
.song:hover{background:var(--bg2)}
.song img{width:52px;height:52px;border-radius:8px;object-fit:cover;background:var(--bg3)}
.song b{display:block;font-weight:650;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.song small{display:block;color:var(--muted);font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pb{width:40px;height:40px;border-radius:50%;border:1px solid var(--line2);background:none;display:grid;place-items:center;flex:none}
.pb svg{width:15px;height:15px;fill:currentColor}
.pb.on{background:var(--coral);border-color:var(--coral);color:#fff}

/* the moment picker: waveform with a 15 s window */
.picked{border:1px solid var(--line2);border-radius:20px;background:var(--bg2);padding:14px}
.picked .hd{display:grid;grid-template-columns:64px minmax(0,1fr) auto;gap:12px;align-items:center}
.picked .hd img{width:64px;height:64px;border-radius:10px;object-fit:cover}
.picked .hd b{display:block;font-weight:700;font-size:17px;line-height:1.25;overflow-wrap:anywhere}
.picked .hd small{color:var(--muted)}
.chg{border:0;background:none;color:var(--hi);font-weight:600;font-size:14px;padding:6px}
.wave{position:relative;height:84px;margin:16px 0 8px;touch-action:none;user-select:none;-webkit-user-select:none}
.bars{position:absolute;inset:0;display:flex;align-items:center;gap:2px}
.bars span{flex:1;border-radius:2px;background:rgba(255,255,255,.18);min-height:4px}
.bars span.hl{background:var(--hi)}
.win{position:absolute;top:-4px;bottom:-4px;border:2px solid var(--hi);border-radius:12px;background:rgba(255,255,255,.06);cursor:grab}
.win:active{cursor:grabbing}
.win:before,.win:after{content:"";position:absolute;top:50%;width:6px;height:28px;margin-top:-14px;border-radius:3px;background:var(--hi)}
.win:before{left:-4px}.win:after{right:-4px}
.ph{position:absolute;top:-6px;bottom:-6px;width:2px;background:var(--coral);border-radius:1px;pointer-events:none;box-shadow:0 0 8px var(--coral)}
.wavebar{display:flex;align-items:center;gap:12px;margin-top:6px}
.wavebar .t{font-variant-numeric:tabular-nums;font-weight:600;white-space:nowrap}
.wavebar .hint{margin:0}
.wave.load .bars span{animation:pulse 1s ease-in-out infinite alternate}
@keyframes pulse{to{opacity:.35}}

.moods{display:flex;flex-wrap:wrap;gap:8px}
.mood{height:40px;border:1px solid var(--line2);background:none;border-radius:99px;padding:0 15px;font-size:14.5px;font-weight:500}
.mood.on{background:var(--coral);border-color:var(--coral);color:#fff;font-weight:650}
.cnt{text-align:right}

/* sticky action bar */
.dock{position:fixed;left:0;right:0;bottom:0;z-index:15;padding:12px 20px calc(12px + env(safe-area-inset-bottom));background:linear-gradient(to top,var(--bg) 70%,transparent)}
.dock .btn{max-width:520px;margin:0 auto;box-shadow:0 10px 30px rgba(0,0,0,.35)}

/* request slip */
.slip{position:relative;background:var(--paper);color:var(--ink);border:1px solid var(--line);border-radius:20px;padding:18px 16px 14px;margin-top:16px}
.slip .hd{display:grid;grid-template-columns:68px minmax(0,1fr) 46px;gap:12px;align-items:center}
.slip .hd img{width:68px;height:68px;border-radius:8px;object-fit:cover;background:var(--paper2)}
.slip .ti{font-weight:700;font-size:17px;line-height:1.25;overflow-wrap:anywhere}
.slip .ar{color:var(--ink2);font-size:14px}
.slip .pb{width:46px;height:46px;border:0;background:var(--ink);color:#000}
.slip .pb.on{background:var(--coral);color:#fff}
.mini{display:flex;align-items:center;gap:2px;height:28px;margin:14px 0 2px}
.mini span{flex:1;border-radius:1.5px;background:#333;min-height:3px}
.mini span.hl{background:var(--ink)}
.moment{font-size:12.5px;color:var(--ink2);font-variant-numeric:tabular-nums}
.slip .msg{font-size:18px;line-height:1.4;margin:14px 2px 4px;overflow-wrap:anywhere;font-weight:500}
.slip .meta{display:flex;justify-content:space-between;align-items:center;color:var(--ink2);font-size:12.5px;margin-top:10px}
.stamp{display:inline-block;border:2px solid var(--coral);color:var(--coral);border-radius:7px;padding:1px 9px;font-weight:700;font-size:12.5px;transform:rotate(-3deg)}
.new{display:inline-block;background:var(--coral);color:#fff;border-radius:99px;padding:1px 8px;font-size:11.5px;font-weight:700;margin-right:6px}
.note{margin:10px 2px 0;font-size:14px;color:var(--ink2)}
.note strong{color:var(--ink)}
.reply{display:grid;grid-template-columns:44px minmax(0,1fr) 40px;gap:10px;align-items:center;margin-top:12px;padding:8px;border-radius:14px;background:var(--paper2)}
.reply img{width:44px;height:44px;border-radius:6px}
.reply small{display:block;color:var(--ink2);font-size:12px}
.reply b{display:block;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.reply .pb{width:40px;height:40px}
.acts{display:grid;grid-template-columns:1.3fr 1fr 1fr 44px;gap:6px;margin-top:14px;padding-top:12px;border-top:1px solid var(--line)}
.acts button{height:42px;border:0;border-radius:12px;background:var(--paper2);font-size:14px;font-weight:650;color:var(--ink)}
.acts .main{background:var(--ink);color:#000}
.empty{border:1px dashed var(--line2);border-radius:var(--r);padding:30px 18px;text-align:center;color:var(--muted)}
.ibar{display:flex;gap:8px;margin:-2px 0 4px}
.ibar .btn{flex:1}

/* sheets */
.scrim{position:fixed;inset:0;background:rgba(4,5,20,.62);z-index:20}
.sheet{position:fixed;left:0;right:0;bottom:0;z-index:21;max-height:90vh;overflow-y:auto;background:var(--bg);border-top:1px solid var(--line2);border-radius:24px 24px 0 0;padding:10px 20px calc(24px + env(safe-area-inset-bottom))}
.sheet:before{content:"";display:block;width:40px;height:4px;border-radius:2px;background:var(--line2);margin:0 auto 12px}
.sheet .wrap{max-width:540px;margin:0 auto}
.sheet h3{font-weight:700;font-size:20px;margin:0 0 14px;display:flex;justify-content:space-between;align-items:center}
.sheet h3 button{border:1px solid var(--line2);background:none;border-radius:50%;width:34px;height:34px;font-size:18px;line-height:1}

.chart h3{font-size:17px;font-weight:700;margin:26px 0 8px;color:var(--fg)}
.chart ol{margin:0;padding:0;list-style:none;display:grid;gap:4px}
.chart li{display:grid;grid-template-columns:22px 44px minmax(0,1fr) auto;gap:12px;align-items:center;background:var(--bg2);border-radius:12px;padding:6px 12px 6px 10px}
.chart li img{width:44px;height:44px;border-radius:6px}
.chart li b{display:block;font-weight:650;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.chart li em{font-style:normal;color:var(--muted);font-size:13px}
.prose p{color:var(--fg2)}

.toast{position:fixed;left:50%;bottom:90px;transform:translateX(-50%);z-index:30;background:#fff;color:#000;padding:11px 18px;border-radius:99px;font-weight:650;box-shadow:0 10px 30px rgba(0,0,0,.4);max-width:90vw;text-align:center}

/* full songs from YouTube: the link button, YouTube's own player (kept visible), moment lengths */
.ytlink{display:block;width:100%;margin-top:10px;padding:12px 14px;border:1px dashed var(--line2);border-radius:14px;background:none;color:var(--hi);font-weight:600;font-size:14.5px;text-align:left}
.ytbox{position:relative;aspect-ratio:16/9;margin-top:14px;border-radius:12px;overflow:hidden;background:#000}
.ytbox iframe,.ytbox>div{position:absolute;inset:0;width:100%;height:100%;border:0}
.slip .ytbox{margin-top:12px}
.lens{display:flex;gap:6px;margin-top:12px}
.lens button{flex:1;height:36px;border:1px solid var(--line2);background:none;border-radius:99px;font-size:14px;font-weight:600;color:var(--fg2)}
.lens button.on{background:var(--fg);color:#000;border-color:var(--fg)}

/* v4: swap link under the picker, share sheet with Instagram steps, reply tabs, recorder, sung replies */
.swap{display:block;margin:12px auto 0;border:0;background:none;color:var(--fg2);font-size:13.5px;text-decoration:underline;text-underline-offset:3px}
.ig{margin-top:18px;padding:14px;border:1px solid var(--line);border-radius:var(--r);background:var(--bg2)}
.ig b{display:block;font-weight:700;margin-bottom:6px}
.ig ol{margin:0;padding-left:20px;color:var(--fg2);font-size:14.5px;display:grid;gap:8px}
.cp{display:inline-block;margin:4px 0 0 2px;padding:3px 10px;border:1px solid var(--line2);border-radius:99px;background:var(--bg3);color:var(--fg);font-size:13.5px;font-weight:600;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;vertical-align:middle}
.tabs{display:grid;grid-template-columns:1fr 1fr;gap:4px;padding:4px;border-radius:99px;background:var(--bg2);border:1px solid var(--line);margin-bottom:16px}
.tabs button{height:40px;border:0;border-radius:99px;background:none;color:var(--fg2);font-weight:650;font-size:14.5px}
.tabs button.on{background:var(--fg);color:#000}
[data-pane=sing] .reply{background:var(--bg2);color:var(--fg)}
[data-pane=sing] .reply small{color:var(--muted)}
[data-pane=sing] .reply .pb{background:var(--fg);color:#000;border:0}
.rec{display:flex;align-items:center;justify-content:center;gap:12px;width:100%;height:64px;margin-top:6px;border:1px solid var(--line2);border-radius:99px;background:var(--bg2);font-weight:700;font-size:17px}
.rec i{width:18px;height:18px;border-radius:50%;background:var(--coral)}
.rec.on{border-color:var(--coral)}
.rec.on i{border-radius:4px;animation:blink 1s steps(2) infinite}
@keyframes blink{50%{opacity:.35}}
@media (prefers-reduced-motion:reduce){.rec.on i{animation:none}}
.rtime{text-align:center;color:var(--muted);font-variant-numeric:tabular-nums;margin:10px 0}
#rpl{width:100%;margin:6px 0 10px}
.voice{margin-top:12px;padding:12px;border-radius:14px;background:var(--paper2)}
.voice small{display:block;color:var(--ink2);font-size:12px;margin-bottom:8px}
.voice audio{width:100%;height:40px}
.voice .row{margin-top:10px}
.voice .btn.sec{height:40px;font-size:14px}