/* MELT. The three accent colours follow whichever palette the visuals are using. */

:root{
  --c1:#ff4fa3; --c2:#8a6bff; --c3:#3fe8d8;
  --ink:#f4f0fb; --dim:rgba(244,240,251,.62); --faint:rgba(244,240,251,.3);
  --glass:rgba(9,7,16,.7); --line:rgba(255,255,255,.1); --well:rgba(255,255,255,.065);
  --mono:"Martian Mono",ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  --display:"Climate Crisis","Arial Black",Impact,sans-serif;
}

*{box-sizing:border-box}
html,body{height:100%;margin:0}
body{
  background:#000;color:var(--ink);overflow:hidden;
  font:400 11px/1.45 var(--mono);font-stretch:87.5%;
  -webkit-font-smoothing:antialiased;user-select:none;-webkit-user-select:none;
}
button,input,select{font:inherit;font-stretch:inherit;color:inherit}
button{cursor:pointer;background:none;border:0;padding:0}
kbd{
  font:inherit;font-size:.86em;padding:1px 5px;border:1px solid var(--line);
  border-radius:5px;background:var(--well);color:var(--ink);white-space:nowrap;
}
svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex:none}
:focus-visible{outline:2px solid var(--c3);outline-offset:2px}

#gl{position:fixed;inset:0;width:100%;height:100%;display:block;background:#000}
body.idle.panel-hidden{cursor:none}

/* ------------------------------------------------------------ start */
.start{
  position:fixed;inset:0;z-index:30;display:grid;place-items:center;padding:28px 22px;overflow:auto;
  background:radial-gradient(120% 90% at 50% 38%,rgba(6,4,14,.38),rgba(6,4,14,.9));
  -webkit-backdrop-filter:blur(4px) saturate(1.25);backdrop-filter:blur(4px) saturate(1.25);
  transition:opacity .7s ease,visibility .7s;
}
.start.gone{opacity:0;visibility:hidden;pointer-events:none}
.start-in{width:min(1000px,100%);text-align:center}

.title{margin:0;font:400 clamp(76px,19vw,236px)/.84 var(--display);letter-spacing:-.02em}
.title span{
  display:inline-block;padding:0 .04em .08em;
  background:linear-gradient(100deg,var(--c1),var(--c2) 48%,var(--c3));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 10px 44px rgba(0,0,0,.65));
  animation:melt 7s ease-in-out infinite alternate;
}
@keyframes melt{from{font-variation-settings:"YEAR" 1979}to{font-variation-settings:"YEAR" 2050}}

.tag{margin:14px auto 34px;max-width:44ch;font-size:clamp(12.5px,1.45vw,16px);line-height:1.6;color:var(--ink)}
.pick{margin:0 0 14px;font-size:9.5px;letter-spacing:.26em;text-transform:uppercase;color:var(--dim)}

.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:0 0 26px}
.card{
  display:flex;flex-direction:column;gap:9px;text-align:left;padding:18px 16px 17px;
  border:1px solid var(--line);border-radius:18px;background:rgba(12,9,22,.62);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  transition:transform .25s cubic-bezier(.2,.8,.2,1),border-color .25s,box-shadow .25s,background .25s;
  animation:rise .7s cubic-bezier(.2,.8,.2,1) both;
}
.card:nth-child(1){animation-delay:.15s}.card:nth-child(2){animation-delay:.23s}
.card:nth-child(3){animation-delay:.31s}.card:nth-child(4){animation-delay:.39s}
@keyframes rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
.card:hover,.card:focus-visible{
  transform:translateY(-4px);border-color:var(--c1);background:rgba(18,13,32,.78);
  box-shadow:0 18px 60px -22px var(--c1),inset 0 1px 0 rgba(255,255,255,.08);
}
.card svg{width:26px;height:26px;color:var(--c3);stroke-width:1.5}
.card b{font-weight:600;font-size:11.5px;letter-spacing:.09em;text-transform:uppercase}
.card i{font-style:normal;font-size:10.5px;line-height:1.6;color:var(--dim)}

.fine{margin:0 auto 14px;max-width:66ch;font-size:10.5px;line-height:1.9;color:var(--dim)}
.ghost{color:var(--dim);padding:3px 0;border-bottom:1px dashed var(--faint);transition:color .2s,border-color .2s}
.ghost:hover{color:var(--ink);border-color:var(--ink)}

/* ------------------------------------------------------------ panel */
.panel{
  position:fixed;z-index:20;top:12px;right:12px;bottom:12px;width:348px;
  display:flex;flex-direction:column;
  background:var(--glass);border:1px solid var(--line);border-radius:22px;
  -webkit-backdrop-filter:blur(26px) saturate(1.5);backdrop-filter:blur(26px) saturate(1.5);
  box-shadow:0 30px 80px -20px rgba(0,0,0,.85),inset 0 1px 0 rgba(255,255,255,.07);
  transition:transform .45s cubic-bezier(.2,.8,.2,1),opacity .3s;
}
body.pre .panel,body.panel-hidden .panel{transform:translateX(calc(100% + 28px));opacity:0;pointer-events:none}

.ph{display:flex;align-items:center;justify-content:space-between;padding:15px 12px 8px 18px}
.logo{
  font:400 27px/1 var(--display);font-variation-settings:"YEAR" 2019;letter-spacing:-.01em;
  background:linear-gradient(100deg,var(--c1),var(--c2) 55%,var(--c3));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.ph-btns{display:flex;gap:2px}
.ib{width:32px;height:32px;display:grid;place-items:center;border-radius:10px;color:var(--dim);transition:background .2s,color .2s}
.ib:hover{background:var(--well);color:var(--ink)}

.acts{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:6px 14px 13px}
.big{
  grid-column:1/-1;height:48px;display:flex;align-items:center;justify-content:center;gap:10px;
  border-radius:14px;color:#0b0714;font-weight:700;font-size:12px;letter-spacing:.16em;text-transform:uppercase;
  background:linear-gradient(100deg,var(--c1),var(--c2),var(--c3),var(--c1));background-size:300% 100%;
  animation:slide 9s linear infinite;
  box-shadow:0 10px 34px -12px var(--c2),inset 0 1px 0 rgba(255,255,255,.4);
  transition:transform .15s,filter .2s;
}
@keyframes slide{to{background-position:300% 0}}
.big:hover{filter:brightness(1.1)}
.big:active{transform:scale(.975)}
.big svg{width:18px;height:18px;stroke-width:2}
.big kbd{border-color:rgba(0,0,0,.25);background:rgba(0,0,0,.14);color:inherit}
.sm{
  height:32px;display:flex;align-items:center;justify-content:center;gap:8px;padding:0 10px;
  border:1px solid var(--line);border-radius:10px;background:var(--well);
  font-size:9.5px;letter-spacing:.11em;text-transform:uppercase;
  transition:background .2s,border-color .2s;
}
.sm:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.2)}
.sm:active{transform:scale(.975)}

.scroll{flex:1;overflow-y:auto;padding:0 8px 16px 14px;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.18) transparent;scrollbar-gutter:stable}
.scroll::-webkit-scrollbar{width:6px}
.scroll::-webkit-scrollbar-thumb{background:rgba(255,255,255,.16);border-radius:6px}

.grp{border-top:1px solid var(--line)}
.grp summary{
  list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;
  padding:13px 2px 11px;font-size:9.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--dim);
}
.grp summary::-webkit-details-marker{display:none}
.grp summary::after{content:"+";font-size:13px;letter-spacing:0;color:var(--faint)}
.grp[open] summary::after{content:"\2212"}
.grp summary:hover{color:var(--ink)}
.gb{display:grid;gap:7px;padding:0 0 14px}

.row{display:grid;grid-template-columns:14px 102px 1fr 40px;align-items:center;gap:8px;min-height:22px}
.crow{grid-template-columns:14px 102px 1fr}
.blk{display:grid;gap:7px;margin-bottom:3px}
.blk-h{display:grid;grid-template-columns:14px 1fr auto;gap:8px;align-items:center;min-height:18px}
.lbl{font-size:10px;color:var(--dim);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:color .2s}
.row:hover .lbl,.blk:hover .lbl{color:var(--ink)}
.pname{font-size:9.5px;color:var(--faint)}

.lock{width:14px;height:14px;display:grid;place-items:center;color:var(--faint);opacity:.45;transition:opacity .2s,color .2s}
.lock svg{width:12px;height:12px}
.lock.off{visibility:hidden}
.row:hover .lock,.blk:hover .lock{opacity:1}
.locked .lock{opacity:1;color:var(--c1)}
.locked .lbl{color:var(--ink)}

.num{
  width:40px;padding:2px 0;border:0;border-radius:4px;background:transparent;text-align:right;
  font-size:10px;color:var(--ink);user-select:text;-webkit-user-select:text;
}
.num:focus{outline:1px solid var(--c2);background:var(--well)}

input[type=range]{
  -webkit-appearance:none;appearance:none;width:100%;height:18px;margin:0;background:transparent;cursor:ew-resize;
  --a:0%;--b:50%;
}
input[type=range]::-webkit-slider-runnable-track{
  height:3px;border-radius:3px;
  background:linear-gradient(90deg,transparent var(--a),var(--c1) var(--a),var(--c2) var(--b),transparent var(--b)),rgba(255,255,255,.14);
}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;appearance:none;width:11px;height:11px;margin-top:-4px;border-radius:50%;
  background:var(--ink);box-shadow:0 0 0 3px rgba(255,255,255,.1),0 0 14px var(--c2);transition:transform .15s;
}
input[type=range]:hover::-webkit-slider-thumb{transform:scale(1.25)}
input[type=range]::-moz-range-track{
  height:3px;border-radius:3px;
  background:linear-gradient(90deg,transparent var(--a),var(--c1) var(--a),var(--c2) var(--b),transparent var(--b)),rgba(255,255,255,.14);
}
input[type=range]::-moz-range-thumb{width:11px;height:11px;border:0;border-radius:50%;background:var(--ink);box-shadow:0 0 0 3px rgba(255,255,255,.1),0 0 14px var(--c2)}

.seg{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;gap:3px;padding:3px;border-radius:10px;background:var(--well)}
.seg button{height:25px;border-radius:7px;font-size:9px;letter-spacing:.07em;text-transform:uppercase;color:var(--dim);white-space:nowrap;transition:background .2s,color .2s}
.seg button:hover{color:var(--ink)}
.seg button.on{background:rgba(255,255,255,.15);color:var(--ink);box-shadow:inset 0 0 0 1px rgba(255,255,255,.13)}
.src-tabs button{height:30px}
.src-tabs button.on{background:linear-gradient(100deg,var(--c1),var(--c2));color:#0b0714;font-weight:700;box-shadow:none}

.chips{display:grid;grid-template-columns:repeat(3,1fr);gap:5px}
.chips button{
  height:31px;border:1px solid var(--line);border-radius:9px;font-size:9.5px;letter-spacing:.03em;color:var(--dim);
  transition:background .2s,color .2s,border-color .2s;
}
.chips button:hover{color:var(--ink);border-color:rgba(255,255,255,.25)}
.chips button.on{
  color:var(--ink);border-color:transparent;
  background:linear-gradient(100deg,color-mix(in srgb,var(--c1) 55%,transparent),color-mix(in srgb,var(--c2) 55%,transparent));
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.22);
}

.swatches{display:grid;grid-template-columns:repeat(5,1fr);gap:5px}
.swatches button{height:22px;border-radius:7px;border:1px solid rgba(255,255,255,.14);display:grid;place-items:center;transition:transform .15s}
.swatches button:hover{transform:scale(1.06)}
.swatches button.on{outline:2px solid var(--ink);outline-offset:1px}
.swatches .gen svg{width:13px;height:13px;color:#0b0714;stroke-width:2.2}

.meter{display:block;width:100%;height:42px;border-radius:10px;background:var(--well)}
.status{font-size:10px;line-height:1.6;color:var(--ink)}
.extra{display:grid;gap:8px}
.hint{margin:0;font-size:9.5px;line-height:1.65;color:var(--dim)}
.vol{display:grid;grid-template-columns:62px 1fr;align-items:center;gap:8px;font-size:10px;color:var(--dim)}
.pair{display:grid;grid-template-columns:1fr 1fr;gap:8px}
select{
  width:100%;height:32px;padding:0 9px;border:1px solid var(--line);border-radius:10px;
  background:var(--well);font-size:10px;color:var(--ink);cursor:pointer;
}
select option,select optgroup{background:#120e1e;color:var(--ink)}
.stats{font-size:9.5px;color:var(--faint);padding-left:22px}
.keys{margin:14px 2px 0;padding-top:14px;border-top:1px solid var(--line);font-size:9.5px;line-height:2.1;color:var(--dim)}

/* ---------------------------------------------------- floating bits */
.menu{
  position:fixed;z-index:19;top:18px;right:18px;width:44px;height:44px;display:grid;place-items:center;
  border-radius:50%;border:1px solid var(--line);background:var(--glass);color:var(--ink);
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  opacity:0;pointer-events:none;transition:opacity .4s,transform .2s;
}
body.panel-hidden:not(.pre) .menu{opacity:1;pointer-events:auto}
body.panel-hidden.idle .menu{opacity:0}
.menu:hover{transform:scale(1.08)}

.caption{
  position:fixed;z-index:18;left:26px;bottom:24px;display:grid;gap:4px;pointer-events:none;
  opacity:0;transform:translateY(8px);transition:opacity .5s,transform .5s;
  text-shadow:0 2px 18px rgba(0,0,0,.8);
}
.caption.show{opacity:1;transform:none}
.caption b{font:400 clamp(20px,2.6vw,34px)/1 var(--display);font-variation-settings:"YEAR" 2000;color:var(--ink)}
.caption span{font-size:10px;letter-spacing:.24em;text-transform:uppercase;color:var(--dim)}

.toast{
  position:fixed;z-index:40;left:50%;bottom:24px;max-width:min(580px,calc(100vw - 32px));
  padding:12px 17px;border-radius:13px;border:1px solid var(--line);background:rgba(9,7,16,.86);
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  font-size:10.5px;line-height:1.6;text-align:center;
  opacity:0;transform:translate(-50%,16px);pointer-events:none;transition:opacity .35s,transform .35s;
}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* ------------------------------------------------------- small screens */
@media (max-width:860px){
  .cards{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  .panel{top:auto;left:8px;right:8px;bottom:8px;width:auto;height:64vh}
  body.pre .panel,body.panel-hidden .panel{transform:translateY(calc(100% + 20px))}
  .caption{bottom:auto;top:20px;left:18px}
  .card{padding:14px 13px}
}
@media (prefers-reduced-motion:reduce){
  .title span,.big,.card{animation:none}
}