/* SCloudConvert — visual identity: "cassette J-card".
 * Cream card stock, black ink, one teal stripe, hand-ruled lines and mono labels.
 * Left-aligned single column; no hero, no card grid. Deliberately avoids
 * SoundCloud's orange and logo shapes (we are not affiliated with them).
 */
:root {
  --paper: #f2ecdf;
  --paper-2: #e8e0cf;
  --ink: #1d1b17;
  --ink-2: #57524a;
  --rule: #cfc5b1;
  --accent: #1f6b66;
  --accent-ink: #ffffff;
  --bad: #9b2c1f;
  --ok: #2f6b2f;
  --mono: "IBM Plex Mono", ui-monospace, Menlo, monospace;
  --sans: "IBM Plex Sans", system-ui, -apple-system, Segoe UI, sans-serif;
  --serif: "Fraunces", Georgia, serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #17161a;
    --paper-2: #222127;
    --ink: #ece7dc;
    --ink-2: #aaa395;
    --rule: #3a3841;
    --accent: #4fb0a8;
    --accent-ink: #0d1514;
    --bad: #ef8a7a;
    --ok: #8fd18f;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.6 var(--sans);
}
a { color: var(--accent); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
img { max-width: 100%; height: auto; }

.wrap { max-width: 760px; margin: 0 auto; padding: 0 20px; }

/* masthead: a label strip, like the spine of a tape case */
.spine {
  border-bottom: 2px solid var(--ink);
  background: linear-gradient(var(--accent), var(--accent)) left bottom / 100% 6px no-repeat, var(--paper);
  padding-bottom: 6px;
}
.spine .wrap { display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 22px; padding-top: 14px; padding-bottom: 10px; }
.brand { font: 600 15px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink); text-decoration: none; }
.brand b { color: var(--accent); }
.spine nav { display: flex; flex-wrap: wrap; gap: 4px 16px; font: 13px/1.4 var(--mono); }
.spine nav a { color: var(--ink-2); text-decoration: none; }
.spine nav a[aria-current="page"] { color: var(--ink); border-bottom: 2px solid var(--accent); }

main { padding: 34px 0 40px; }
h1 { font: 600 clamp(30px, 6vw, 44px)/1.08 var(--serif); margin: 0 0 10px; letter-spacing: -.01em; }
.lede { color: var(--ink-2); margin: 0 0 26px; max-width: 60ch; }
h2 { font: 600 24px/1.2 var(--serif); margin: 44px 0 10px; padding-top: 14px; border-top: 1px solid var(--rule); }
h3 { font: 600 17px/1.3 var(--sans); margin: 22px 0 6px; }
.side-label { font: 12px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-2); margin: 0 0 8px; }

/* the tool: a J-card insert with ruled lines */
.tool {
  border: 2px solid var(--ink);
  background:
    repeating-linear-gradient(to bottom, transparent 0 31px, var(--rule) 31px 32px),
    var(--paper-2);
  padding: 18px 18px 20px;
  box-shadow: 6px 6px 0 var(--ink);
}
.tool form { display: flex; flex-wrap: wrap; gap: 10px; }
.tool input[type=url] {
  flex: 1 1 260px; min-width: 0;
  font: 16px/1.2 var(--mono);
  padding: 13px 12px;
  border: 2px solid var(--ink);
  background: var(--paper);
  color: var(--ink);
  border-radius: 0;
}
.tool input[type=url]:focus { outline: 3px solid var(--accent); outline-offset: 1px; }
.btn {
  font: 600 15px/1 var(--mono);
  letter-spacing: .04em;
  padding: 14px 18px;
  border: 2px solid var(--ink);
  background: var(--accent);
  color: var(--accent-ink);
  cursor: pointer;
  border-radius: 0;
}
.btn:hover { filter: brightness(1.08); }
.btn:disabled { opacity: .55; cursor: progress; }
.btn.ghost { background: transparent; color: var(--ink); }
.tool-note { font: 12.5px/1.5 var(--mono); color: var(--ink-2); margin: 10px 0 0; }
.tool-out:not(:empty) { margin-top: 18px; padding-top: 16px; border-top: 2px dashed var(--ink); display: grid; gap: 14px; }

.status { margin: 0; font: 14px/1.5 var(--mono); }
.status.error { color: var(--bad); }
.track, .pl-head { display: flex; gap: 14px; align-items: center; }
.track img, .pl-head img, .noart { width: 72px; height: 72px; flex: none; border: 2px solid var(--ink); background: var(--paper); object-fit: cover; }
.track-meta { display: grid; min-width: 0; }
.track-meta strong { font-weight: 600; overflow-wrap: anywhere; }
.track-meta span { color: var(--ink-2); font-size: 14px; }
.formats { border: 0; padding: 0; margin: 0; display: grid; gap: 6px; font-size: 15px; }
.formats legend { font: 12px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-2); margin-bottom: 6px; }
.formats small { color: var(--ink-2); }
.formats input { accent-color: var(--accent); }
.bar { position: relative; height: 30px; border: 2px solid var(--ink); background: var(--paper); overflow: hidden; }
.bar-fill { position: absolute; inset: 0 auto 0 0; width: 0; background: var(--accent); opacity: .3; transition: width .2s; }
.bar-label { position: relative; display: block; padding: 4px 8px; font: 13px/18px var(--mono); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bar.bad .bar-label { color: var(--bad); }
.pl-list { margin: 0; padding: 0; list-style: none; max-height: 360px; overflow: auto; border: 2px solid var(--ink); background: var(--paper); }
.pl-list li { display: flex; justify-content: space-between; gap: 10px; padding: 7px 10px; border-bottom: 1px solid var(--rule); font-size: 15px; }
.pl-list li.off { color: var(--ink-2); }
.pl-list label { min-width: 0; overflow-wrap: anywhere; }
.row-note { font: 12.5px/1.5 var(--mono); color: var(--ink-2); flex: none; max-width: 45%; text-align: right; }
.art { margin: 0; }
.art img { display: block; border: 2px solid var(--ink); }
.art figcaption { font: 13px/1.5 var(--mono); color: var(--ink-2); margin-top: 6px; }
.art-actions { display: flex; flex-wrap: wrap; gap: 10px; }

/* prose */
.prose p, .prose li { max-width: 66ch; }
.prose ol, .prose ul { padding-left: 1.3em; }
.prose table { border-collapse: collapse; width: 100%; font-size: 15px; margin: 10px 0; }
.prose th, .prose td { border: 1px solid var(--rule); padding: 8px 10px; text-align: left; vertical-align: top; }
.prose th { font: 600 12px/1.3 var(--mono); letter-spacing: .08em; text-transform: uppercase; background: var(--paper-2); }
.table-scroll { overflow-x: auto; }
details { border-top: 1px solid var(--rule); padding: 10px 0; }
details:last-of-type { border-bottom: 1px solid var(--rule); }
summary { cursor: pointer; font-weight: 600; }
details p { margin: 8px 0 0; }
.see-also { list-style: none; padding: 0; margin: 10px 0 0; display: grid; gap: 8px; }
.see-also a { font-family: var(--mono); font-size: 15px; }

footer { border-top: 2px solid var(--ink); padding: 22px 0 40px; font-size: 14px; color: var(--ink-2); }
footer nav { display: flex; flex-wrap: wrap; gap: 6px 16px; margin-bottom: 10px; font-family: var(--mono); font-size: 13px; }
footer p { margin: 6px 0; max-width: 70ch; }