/* =====================================================================
   FAKE BOOK — record-sleeve design system
   Press black, cobalt, tangerine. Paper only where there is a chart.
   ===================================================================== */
:root {
  --black: #16130F;          /* press black: warm, not tinted grey */
  --black-2: #221E19;
  --cobalt: #1B3C8F;
  --cobalt-deep: #0F2561;
  --cobalt-soft: #AFBDE6;
  --tang: #F26B1F;
  --tang-ink: #B8480F;
  --paper: #EEE4CC;
  --paper-rule: #D4C7A4;
  --ink: #1C1A17;
  --ink-soft: #5C564D;
  --cream: #F4ECDA;
  --ui: 'Archivo', system-ui, sans-serif;
  --mono: 'Courier Prime', 'Courier New', monospace;
  --ease-out: cubic-bezier(.2,.8,.2,1);
  --spin: 4.2s;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--black); color: var(--cream); font-family: var(--ui); font-size: 17px; line-height: 1.5; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: var(--tang); }
code { font-family: var(--mono); font-size: .95em; background: var(--black-2); padding: 1px 5px; border-radius: 2px; }
h2 { font-weight: 900; font-variation-settings: 'wdth' 112; letter-spacing: -.02em; font-size: clamp(36px, 5vw, 64px); line-height: .95; margin: 0 0 28px; }
h3 { font-weight: 700; font-size: 20px; margin: 36px 0 10px; color: var(--tang); letter-spacing: -.01em; }
p { max-width: 62ch; }
:focus-visible { outline: 3px solid var(--tang); outline-offset: 3px; }

/* ---------------------------------------------------------------- hero */
.hero { position: relative; min-height: 100svh; display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 6fr); align-items: center; padding: 48px 6vw 40px; overflow: hidden; background:
  radial-gradient(circle at 30% 20%, rgba(27,60,143,.35), transparent 55%), var(--black); }
.hero::after { content: ""; position: absolute; inset: 0; pointer-events: none; filter: url(#grain); opacity: .5; mix-blend-mode: soft-light; }
.hero-text { position: relative; z-index: 2; }
.title { margin: 0 0 28px; transform: rotate(-3.5deg); transform-origin: left bottom; }
.title .line { display: block; position: relative; font-weight: 900; font-variation-settings: 'wdth' 125; font-size: clamp(88px, 13.5vw, 200px); line-height: .8; letter-spacing: -.045em; height: .88em; }
.title .plate { position: absolute; left: 0; top: 0; white-space: nowrap; }
.title .plate.black { color: var(--cream); z-index: 2; }
.title .plate.tang { color: var(--tang); z-index: 1; transform: translate(.06em, .05em); mix-blend-mode: screen; }
.tag { font-size: clamp(20px, 2.2vw, 28px); font-weight: 600; line-height: 1.25; margin: 0 0 18px; color: var(--cream); max-width: 28ch; }
.cat { color: var(--cobalt-soft); font-size: 15px; max-width: 52ch; margin: 0 0 28px; }
.cue { display: inline-block; font-weight: 800; color: var(--black); background: var(--tang); text-decoration: none; padding: 14px 22px; border-radius: 2px; box-shadow: 0 5px 0 var(--tang-ink); transition: transform .08s, box-shadow .08s; }
.cue:active { transform: translateY(4px); box-shadow: 0 1px 0 var(--tang-ink); }

/* press registration: the tangerine plate slides into place on load */
@media (prefers-reduced-motion: no-preference) {
  .title .plate.tang { animation: register 1.1s var(--ease-out) .15s both; }
  .title .plate.black { animation: ink .9s var(--ease-out) both; }
  @keyframes register { from { transform: translate(-.35em, .3em); opacity: 0; } to { transform: translate(.06em, .05em); opacity: 1; } }
  @keyframes ink { from { opacity: 0; transform: translateY(.1em); } to { opacity: 1; transform: none; } }
  .tag, .cat, .cue { animation: ink .8s var(--ease-out) .5s both; }
}

/* turntable */
.turntable { position: relative; height: min(78vh, 760px); z-index: 1; }
.platter { position: absolute; right: -34%; top: 50%; width: min(92vh, 860px); aspect-ratio: 1; transform: translateY(-50%); }
.record { position: absolute; inset: 0; border-radius: 50%; background: radial-gradient(circle, #0c0a08 0 17%, #1a1714 17.5% 19%, #0e0c0a 19.5%);
  box-shadow: 0 0 0 1px #000, 0 40px 90px -30px #000, inset 0 0 60px rgba(255,255,255,.04); }
.grooves { position: absolute; inset: 0; border-radius: 50%;
  background: repeating-radial-gradient(circle at center, rgba(255,255,255,.055) 0 1px, transparent 1px 3px, rgba(255,255,255,.02) 3px 4px, transparent 4px 7px);
  mask: radial-gradient(circle, transparent 0 20%, #000 21% 97%, transparent 98%); -webkit-mask: radial-gradient(circle, transparent 0 20%, #000 21% 97%, transparent 98%); }
.grooves::after { content: ""; position: absolute; inset: 0; border-radius: 50%; background: conic-gradient(from 200deg, transparent 0 28%, rgba(255,255,255,.07) 33%, transparent 38%, transparent 70%, rgba(255,255,255,.05) 76%, transparent 82%); }
.record { animation: spin var(--spin) linear infinite; animation-play-state: paused; }
.record.spinning { animation-play-state: running; }
@keyframes spin { to { transform: rotate(360deg); } }
.label { position: absolute; left: 50%; top: 50%; width: 36%; aspect-ratio: 1; transform: translate(-50%, -50%); border-radius: 50%; background: var(--tang); display: grid; place-items: center; text-align: center; color: var(--black); }
.label-ring { position: absolute; inset: 9%; border-radius: 50%; border: 2px solid rgba(22,19,15,.5); }
.label-text { position: relative; display: grid; gap: .25em; line-height: 1; padding: 0 12%; }
.label-text .l1 { font-weight: 900; font-variation-settings: 'wdth' 118; font-size: clamp(14px, 2vw, 26px); letter-spacing: -.02em; }
.label-text .l2 { font-size: clamp(8px, .9vw, 11px); font-weight: 700; letter-spacing: .08em; }
.label-text .l3 { font-family: var(--mono); font-size: clamp(8px, 1vw, 12px); margin-top: .9em; max-width: 14ch; justify-self: center; }
.spindle { position: absolute; left: 50%; top: 50%; width: 8%; aspect-ratio: 1; transform: translate(-50%, -50%); border-radius: 50%; background: var(--black); box-shadow: inset 0 0 0 2px #2a2521; }
.tonearm { position: absolute; right: 2%; top: 4%; width: 46%; aspect-ratio: 1; transform-origin: 86% 14%; transform: rotate(-24deg); transition: transform 1.4s var(--ease-out); pointer-events: none; }
.tonearm.cued { transform: rotate(-4deg); }
.tonearm.playing { transform: rotate(6deg); transition-duration: 60s; transition-timing-function: linear; }
.tonearm svg { width: 100%; height: 100%; display: block; overflow: visible; filter: drop-shadow(0 14px 18px rgba(0,0,0,.6)); }

/* --------------------------------------------------------------- nav */
.sides { position: sticky; top: 0; z-index: 20; display: flex; gap: 0; align-items: stretch; background: var(--cobalt); border-top: 3px solid var(--tang); border-bottom: 1px solid rgba(255,255,255,.12); padding: 0 6vw; }
.sides a { color: var(--cream); text-decoration: none; padding: 14px 22px 12px 0; margin-right: 22px; border-bottom: 4px solid transparent; font-size: 15px; display: flex; gap: 8px; align-items: baseline; }
.sides a b { font-weight: 900; font-variation-settings: 'wdth' 112; letter-spacing: -.01em; }
.sides a.active { border-bottom-color: var(--tang); }
.sides .status { margin-left: auto; align-self: center; font-size: 13px; color: var(--cobalt-soft); font-family: var(--mono); }

/* --------------------------------------------------------------- side A */
.side { padding: 72px 6vw; }
.side-a { display: grid; grid-template-columns: minmax(280px, 360px) minmax(0, 1fr); gap: 48px; background: var(--cobalt); color: var(--cream); }
.console h2 { font-size: 40px; }
.console form { display: grid; gap: 18px; }
.console label { display: grid; gap: 6px; font-size: 13px; font-weight: 700; color: var(--cobalt-soft); letter-spacing: .01em; }
.console select, .console input[type=number] { font: 600 16px var(--ui); color: var(--cream); background: var(--cobalt-deep); border: 1px solid rgba(175,189,230,.35); border-radius: 3px; padding: 12px 12px; width: 100%; appearance: none; -webkit-appearance: none; }
.console select { background-image: linear-gradient(45deg, transparent 50%, var(--tang) 50%), linear-gradient(135deg, var(--tang) 50%, transparent 50%); background-position: calc(100% - 18px) 50%, calc(100% - 12px) 50%; background-size: 6px 6px; background-repeat: no-repeat; padding-right: 36px; }
.console .range output { float: right; font-family: var(--mono); color: var(--cream); }
.console input[type=range] { width: 100%; accent-color: var(--tang); margin: 6px 0 0; }
.range-ends { display: flex; justify-content: space-between; font-weight: 400; font-size: 11px; opacity: .7; }
.seed-row { display: grid; grid-template-columns: 1fr 48px; gap: 8px; }
#reseed { font: 700 18px var(--ui); color: var(--cream); background: var(--cobalt-deep); border: 1px solid rgba(175,189,230,.35); border-radius: 3px; cursor: pointer; }
.console .check { display: flex; gap: 10px; align-items: flex-start; font-weight: 500; color: var(--cream); font-size: 14px; line-height: 1.35; }
.console .check input { accent-color: var(--tang); margin-top: 3px; width: 16px; height: 16px; }
.go { margin-top: 8px; font: 900 18px var(--ui); font-variation-settings: 'wdth' 110; color: var(--black); background: var(--tang); border: 0; border-radius: 3px; padding: 16px 20px; cursor: pointer; box-shadow: 0 6px 0 var(--tang-ink); transition: transform .08s, box-shadow .08s; position: relative; overflow: hidden; }
.go:active, .go.busy { transform: translateY(5px); box-shadow: 0 1px 0 var(--tang-ink); }
.go.busy span { visibility: hidden; }
.go.busy::after { content: "writing…"; position: absolute; inset: 0; display: grid; place-items: center; }
.go:disabled { cursor: progress; }
.hint { font-size: 13px; color: var(--cobalt-soft); margin-top: 20px; }
.hint code { background: var(--cobalt-deep); color: var(--cream); }

/* the lead sheet */
.stage { min-width: 0; }
.sheet { position: relative; background: var(--paper); color: var(--ink); border-radius: 2px; padding: 26px 28px 22px; font-family: var(--mono);
  box-shadow: 0 40px 80px -30px rgba(0,0,0,.7), 0 1px 0 rgba(255,255,255,.3) inset; transition: transform .5s var(--ease-out); }
.sheet::before { content: ""; position: absolute; inset: 0; pointer-events: none; filter: url(#grain); opacity: .35; mix-blend-mode: multiply; border-radius: 2px; }
.sheet-head { display: flex; justify-content: space-between; align-items: baseline; border-bottom: 2.5px solid var(--ink); padding-bottom: 8px; margin-bottom: 16px; font-family: var(--ui); }
.sheet-head .t { font-weight: 900; font-size: 22px; letter-spacing: -.015em; font-variation-settings: 'wdth' 105; }
.sheet-head .k { font-size: 13px; color: var(--ink-soft); font-weight: 600; }
.chart { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-left: 2.5px solid var(--ink); }
.chart .bar { position: relative; border-right: 2px solid var(--ink); border-bottom: 1px solid var(--paper-rule); padding: 12px 8px 14px; min-height: 52px; font-size: clamp(14px, 1.5vw, 19px); line-height: 1.2; display: flex; flex-wrap: wrap; gap: 4px 10px; align-items: flex-end; transition: background .12s; }
.chart .bar:nth-child(4n) { border-right: 5px double var(--ink); }
.chart .bar.playing { background: var(--tang); }
.chart .bar.played { background: rgba(242,107,31,.12); }
.chart .bar .c.bad { color: #B42318; text-decoration: underline wavy #B42318; }
.chart .bar .nc { color: var(--ink-soft); font-size: .8em; }
.chart .bar .num { position: absolute; left: 4px; top: 2px; font-family: var(--ui); font-size: 9px; color: var(--ink-soft); }
.chart.mini .bar { font-size: 13px; min-height: 36px; padding: 8px 6px 9px; }
@media (prefers-reduced-motion: no-preference) {
  .chart .bar.typed { animation: typed .32s var(--ease-out) both; }
  @keyframes typed { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
}
.sheet-foot { margin-top: 14px; font-family: var(--ui); font-size: 12px; color: var(--ink-soft); display: flex; justify-content: space-between; }
.sheet-empty { font-family: var(--ui); color: var(--ink-soft); text-align: center; padding: 48px 20px; margin: 0; }
.sheet.empty .chart, .sheet.empty .sheet-foot { display: none; }
.sheet:not(.empty) .sheet-empty { display: none; }
.sheet.small { padding: 18px 18px 14px; font-size: 13px; }
.sheet.small .sheet-head .t { font-size: 16px; }
.raw { font-family: var(--mono); font-size: 12px; white-space: pre-wrap; word-break: break-word; color: var(--ink); margin: 0; max-height: 300px; overflow: auto; }
.stamp { position: absolute; right: 22px; top: 64px; transform: rotate(-9deg); padding: 6px 12px; border: 3px solid #B42318; color: #B42318; font: 900 15px var(--ui); font-variation-settings: 'wdth' 110; letter-spacing: .06em; border-radius: 4px; opacity: .85; mix-blend-mode: multiply; }
.stamp.ok { border-color: var(--cobalt); color: var(--cobalt); }
@media (prefers-reduced-motion: no-preference) { .stamp { animation: stamp .35s cubic-bezier(.3,1.6,.5,1) both; } @keyframes stamp { from { transform: rotate(-9deg) scale(2); opacity: 0; } to { transform: rotate(-9deg) scale(1); opacity: .85; } } }

/* transport + readouts */
.transport { display: grid; grid-template-columns: auto auto 1fr; gap: 20px; align-items: center; margin-top: 22px; }
.play { width: 64px; height: 64px; border-radius: 50%; border: 0; background: var(--tang); color: var(--black); cursor: pointer; display: grid; place-items: center; box-shadow: 0 6px 0 var(--tang-ink); transition: transform .08s, box-shadow .08s; }
.play:active { transform: translateY(4px); box-shadow: 0 2px 0 var(--tang-ink); }
.play .ico-stop { display: none; } .play.on .ico-stop { display: block; } .play.on .ico-play { display: none; }
.time { font-family: var(--mono); font-size: 15px; color: var(--cream); }
.readout { display: flex; flex-wrap: wrap; gap: 10px 26px; justify-content: flex-end; }
.readout .r { border-left: 3px solid var(--tang); padding-left: 10px; }
.readout .r .v { font-size: 26px; font-weight: 900; letter-spacing: -.02em; line-height: 1; font-variation-settings: 'wdth' 108; }
.readout .r .l { font-size: 12px; color: var(--cobalt-soft); margin-top: 3px; }
.readout .r.warn { border-left-color: #F2C94C; } .readout .r.bad { border-left-color: #E05C5C; }
.compare-wrap { margin-top: 36px; }
.compare-wrap h3 { color: var(--cream); margin-top: 0; }
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.raw-wrap { margin-top: 22px; font-size: 14px; color: var(--cobalt-soft); }
.raw-wrap pre { font-family: var(--mono); font-size: 13px; white-space: pre-wrap; background: var(--cobalt-deep); padding: 14px; border-radius: 3px; color: var(--cream); }

/* --------------------------------------------------------------- side B */
.side-b { background: var(--black); }
.sleeve-back { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 64px; }
.notes-col p { color: #D8CFBD; }
.chart-example { font-family: var(--mono); font-size: 14px; background: var(--black-2); color: var(--cream); padding: 14px 16px; border-left: 3px solid var(--tang); overflow-x: auto; }
.facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 18px; margin-bottom: 12px; }
.facts .f .v { font-size: 40px; font-weight: 900; letter-spacing: -.03em; line-height: 1; font-variation-settings: 'wdth' 110; color: var(--cream); }
.facts .f .l { font-size: 13px; color: #A49B88; margin-top: 4px; }
.tl-head { margin-top: 44px; }
.tracklist { list-style: none; counter-reset: trk; margin: 0; padding: 0; border-top: 1px solid #3a3530; }
.tracklist li { counter-increment: trk; display: grid; grid-template-columns: 28px minmax(0, 1fr) auto; gap: 14px; padding: 12px 0; border-bottom: 1px solid #3a3530; align-items: baseline; cursor: default; transition: background .12s; }
.tracklist li::before { content: counter(trk); font-weight: 900; color: var(--tang); font-variation-settings: 'wdth' 112; }
.tracklist li .name { font-weight: 700; }
.tracklist li .name small { display: block; font-weight: 400; color: #A49B88; font-size: 13px; }
.tracklist li .meta { font-family: var(--mono); font-size: 13px; color: #D8CFBD; text-align: right; white-space: nowrap; }
.tracklist li .meta b { color: var(--cream); }
.tracklist li .verdict { grid-column: 2 / 4; font-size: 13px; color: var(--tang); font-weight: 600; }
.tracklist li .verdict.quiet { color: #A49B88; font-weight: 400; }
.tracklist li.hot, .tracklist li:hover { background: linear-gradient(90deg, rgba(242,107,31,.12), transparent 70%); }
.tracklist.bonus li::before { content: "B" counter(trk); }
.fig { margin: 40px 0 0; }
.fig figcaption { font-size: 13px; color: #A49B88; margin-bottom: 10px; max-width: 70ch; }
.chart-svg svg { width: 100%; height: auto; display: block; }
.chart-svg text, .metric-grid text { font-family: var(--ui); }
.metric-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.metric-grid svg { width: 100%; height: auto; display: block; }
.sbs { display: grid; gap: 14px; }
.sbs .item { border-left: 3px solid #3a3530; padding: 2px 0 2px 14px; }
.sbs .item.hl { border-left-color: var(--tang); }
.sbs .who { font-weight: 700; font-size: 14px; } .sbs .who small { color: #A49B88; font-weight: 400; margin-left: 8px; }
.sbs pre { font-family: var(--mono); font-size: 12.5px; color: #D8CFBD; margin: 6px 0 0; white-space: pre-wrap; word-break: break-word; max-height: 150px; overflow: auto; }

/* --------------------------------------------------------------- side C */
.side-c { background: var(--cobalt); }
.reflection { max-width: 72ch; }
.reflection-body p { font-size: 18px; line-height: 1.55; color: var(--cream); }
.reflection-body strong { color: var(--tang); }
.personnel, .links { color: var(--cobalt-soft); font-size: 15px; }
.runout { display: flex; justify-content: space-between; padding: 22px 6vw; font-family: var(--mono); font-size: 12px; color: #6f685f; background: var(--black); letter-spacing: .06em; }

/* --------------------------------------------------------- responsive */
@media (max-width: 1000px) {
  .sleeve-back { grid-template-columns: 1fr; gap: 24px; }
  .side-a { grid-template-columns: 1fr; gap: 28px; }
}
@media (max-width: 760px) {
  .hero { grid-template-columns: 1fr; padding: 40px 16px 0; min-height: 0; gap: 8px; }
  .hero-text { padding-bottom: 8px; }
  .title { transform: rotate(-2.5deg); }
  .title .line { font-size: clamp(72px, 22vw, 110px); }
  .turntable { height: 62vw; overflow: hidden; margin: 0 -16px; }
  .platter { right: auto; left: 50%; width: 120vw; top: 8%; transform: translateX(-50%); }
  .tonearm { display: none; }
  .sides { padding: 0 16px; overflow-x: auto; }
  .sides a { margin-right: 14px; padding-right: 10px; white-space: nowrap; }
  .sides .status { display: none; }
  .side { padding: 48px 16px; }
  .compare { grid-template-columns: 1fr; }
  .transport { grid-template-columns: auto 1fr; } .readout { grid-column: 1 / 3; justify-content: flex-start; }
  .metric-grid { grid-template-columns: 1fr; }
  .sheet { padding: 18px 14px 14px; }
}
@media (prefers-reduced-motion: reduce) { .record { animation: none !important; } .tonearm { transition: none; } html { scroll-behavior: auto; } }