/* ============================================================================
   Liner — design system
   Pitchfork × IMDb × vinyl liner notes. Warm paper, deep ink, rust accent.
   ========================================================================== */
:root {
  --paper:      #f4ece0;   /* warm paper background */
  --paper-2:    #ece1d1;   /* card paper */
  --paper-edge: #ddceb8;
  --ink:        #20140d;   /* deep ink */
  --ink-soft:   #4a3b30;
  --ink-faint:  #786556;
  --rust:       #9e3b2e;   /* muted crimson / rust accent */
  --rust-dark:  #7c2d23;
  --gold:       #b5852f;
  --line:       #cdbca4;
  --shadow:     rgba(40, 24, 12, 0.14);

  --conf-verified: #2f6b46;
  --conf-high:     #4d7c3f;
  --conf-medium:   #b5852f;
  --conf-low:      #b06a2a;
  --conf-disputed: #9e3b2e;

  --serif: "Playfair Display", Georgia, "Times New Roman", serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background-color: var(--paper);
  background-image:
    radial-gradient(circle at 20% 0%, rgba(158,59,46,0.04), transparent 45%),
    radial-gradient(circle at 100% 100%, rgba(181,133,47,0.05), transparent 40%);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--rust); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 { font-family: var(--serif); font-weight: 700; line-height: 1.12; color: var(--ink); margin: 0 0 .4em; }
h1 { font-size: clamp(2rem, 5vw, 3.4rem); letter-spacing: -0.01em; }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
h3 { font-size: 1.25rem; }

.container { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 760px; }

/* ---- Prototype banner ---- */
.proto-banner {
  background: var(--ink);
  color: var(--paper);
  font-size: .8rem;
  letter-spacing: .02em;
  text-align: center;
  padding: 7px 16px;
}
.proto-banner strong { color: var(--gold); font-weight: 600; }

/* ---- Header / nav ---- */
.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(244,236,224,0.92);
  backdrop-filter: blur(6px);
  position: sticky; top: 0; z-index: 40;
}
.site-header .bar { display: flex; align-items: center; gap: 24px; padding: 14px 0; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand:hover { text-decoration: none; }
.brand-logo { width: 40px; height: 40px; flex: none; }
.brand-name { font-family: var(--serif); font-size: 1.6rem; font-weight: 800; color: var(--ink); letter-spacing: -0.01em; }
.brand-name .dot { color: var(--rust); }
.brand-tag { font-size: .68rem; letter-spacing: .22em; text-transform: uppercase; color: var(--ink-faint); margin-top: -4px; }
.nav-links { display: flex; gap: 20px; margin-left: auto; align-items: center; flex-wrap: wrap; }
.nav-links a { color: var(--ink-soft); font-size: .92rem; font-weight: 500; }
.nav-links a:hover { color: var(--rust); }
.btn-nav { background: var(--rust); color: var(--paper) !important; padding: 8px 16px; border-radius: 2px; font-weight: 600; }
.btn-nav:hover { background: var(--rust-dark); text-decoration: none; }

/* ---- Search box ---- */
.searchbar { display: flex; width: 100%; max-width: 560px; border: 1.5px solid var(--ink); background: var(--paper-2); }
.searchbar input { flex: 1; border: 0; background: transparent; padding: 13px 16px; font-size: 1rem; color: var(--ink); font-family: var(--sans); }
.searchbar input:focus { outline: none; }
.searchbar button { border: 0; background: var(--ink); color: var(--paper); padding: 0 20px; font-weight: 600; cursor: pointer; font-family: var(--sans); }
.searchbar button:hover { background: var(--rust); }

/* ---- Buttons ---- */
.btn { display: inline-block; padding: 11px 20px; border-radius: 2px; font-weight: 600; cursor: pointer; border: 1.5px solid var(--ink); background: var(--ink); color: var(--paper); font-family: var(--sans); font-size: .95rem; }
.btn:hover { background: var(--rust); border-color: var(--rust); text-decoration: none; }
.btn-ghost { background: transparent; color: var(--ink); }
.btn-ghost:hover { background: var(--ink); color: var(--paper); }
.btn-rust { background: var(--rust); border-color: var(--rust); }
.btn-rust:hover { background: var(--rust-dark); border-color: var(--rust-dark); }

/* ---- Cards ---- */
.card { background: var(--paper-2); border: 1px solid var(--paper-edge); box-shadow: 0 1px 0 var(--shadow); }
.card-pad { padding: 22px; }

/* ---- Hero ---- */
.hero { padding: 64px 0 48px; }
.hero .eyebrow { font-size: .8rem; letter-spacing: .25em; text-transform: uppercase; color: var(--rust); font-weight: 700; }
.hero h1 { margin-top: 14px; max-width: 14ch; }
.hero p.lede { font-size: 1.15rem; color: var(--ink-soft); max-width: 56ch; margin: 18px 0 26px; }

.stat-row { display: flex; gap: 28px; flex-wrap: wrap; margin-top: 30px; padding-top: 22px; border-top: 1px solid var(--line); }
.stat { }
.stat .num { font-family: var(--serif); font-size: 1.9rem; color: var(--rust); font-weight: 800; }
.stat .lbl { font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-faint); }

/* ---- Confidence chips ---- */
.chip { display: inline-flex; align-items: center; gap: 6px; font-size: .72rem; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; padding: 4px 10px; border-radius: 999px; border: 1px solid currentColor; }
.chip::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.chip.conf-verified { color: var(--conf-verified); }
.chip.conf-high     { color: var(--conf-high); }
.chip.conf-medium   { color: var(--conf-medium); }
.chip.conf-low      { color: var(--conf-low); }
.chip.conf-disputed { color: var(--conf-disputed); }

.tag { display: inline-block; font-size: .68rem; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-faint); border: 1px dashed var(--line); padding: 3px 8px; border-radius: 2px; background: rgba(255,255,255,0.25); }

/* ---- Footnote markers ---- */
.fn { color: var(--rust); font-weight: 700; cursor: pointer; font-size: .78em; vertical-align: super; background: none; border: none; padding: 0 1px; font-family: var(--sans); }
.fn:hover { text-decoration: underline; }
.fn:focus-visible { outline: 2px solid var(--rust); outline-offset: 2px; }

/* ---- Song header / hero block ---- */
.song-head { display: grid; grid-template-columns: 200px 1fr; gap: 32px; align-items: start; padding: 40px 0 28px; }
.sleeve { aspect-ratio: 1; border-radius: 3px; display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.92); box-shadow: 0 10px 28px var(--shadow); position: relative; overflow: hidden; }
.sleeve .vinyl { position: absolute; right: -30%; top: 50%; transform: translateY(-50%); width: 80%; aspect-ratio: 1; border-radius: 50%; background: repeating-radial-gradient(circle, rgba(0,0,0,.35) 0 2px, rgba(0,0,0,.15) 2px 4px); }
.sleeve .label-dot { position: relative; z-index: 2; font-family: var(--serif); font-size: .8rem; text-align: center; padding: 6px; }

.song-meta-row { display: flex; flex-wrap: wrap; gap: 8px 18px; color: var(--ink-soft); font-size: .92rem; margin: 10px 0 16px; align-items: center; }
.song-meta-row .dot-sep::before { content: '·'; margin-right: 18px; color: var(--ink-faint); }

/* ---- Section nav ---- */
.section-nav { display: flex; gap: 4px; flex-wrap: wrap; border-bottom: 1px solid var(--line); margin: 26px 0; position: sticky; top: 70px; background: var(--paper); z-index: 20; padding-top: 4px; }
.section-nav a { color: var(--ink-soft); font-size: .85rem; font-weight: 600; padding: 10px 14px; border-bottom: 2px solid transparent; }
.section-nav a:hover { color: var(--rust); text-decoration: none; border-bottom-color: var(--line); }

/* ---- Sections ---- */
.section { padding: 26px 0; border-bottom: 1px solid var(--line); scroll-margin-top: 130px; }
.section:last-child { border-bottom: 0; }
.section-title { display: flex; align-items: baseline; gap: 12px; margin-bottom: 14px; }
.section-title .kicker { font-size: .72rem; letter-spacing: .2em; text-transform: uppercase; color: var(--rust); font-weight: 700; }
.prose { font-size: 1.06rem; color: var(--ink-soft); }
.prose p { margin: 0 0 1em; }

/* ---- Credits ---- */
.credit-list { display: grid; gap: 2px; }
.credit-row { display: grid; grid-template-columns: 180px 1fr auto; gap: 14px; padding: 12px 14px; background: var(--paper-2); border: 1px solid var(--paper-edge); align-items: center; }
.credit-row .role { font-size: .74rem; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-faint); font-weight: 700; }
.credit-row .who { font-weight: 600; }
@media (max-width: 640px){ .credit-row { grid-template-columns: 1fr; gap: 4px; } }

/* ---- Connection / placement items ---- */
.conn-grid, .placement-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px,1fr)); gap: 14px; }
.conn-item, .placement-item { background: var(--paper-2); border: 1px solid var(--paper-edge); padding: 16px; }
.conn-item .rel { font-size: .7rem; letter-spacing: .14em; text-transform: uppercase; color: var(--rust); font-weight: 700; }

/* ---- Timeline ---- */
.timeline { border-left: 2px solid var(--line); margin-left: 8px; padding-left: 20px; }
.tl-item { position: relative; padding: 6px 0 18px; }
.tl-item::before { content: ''; position: absolute; left: -27px; top: 12px; width: 11px; height: 11px; border-radius: 50%; background: var(--rust); border: 2px solid var(--paper); }
.tl-date { font-family: var(--serif); color: var(--rust); font-weight: 700; }

/* ---- Source drawer ---- */
.drawer-backdrop { position: fixed; inset: 0; background: rgba(20,12,6,0.45); opacity: 0; pointer-events: none; transition: opacity .25s; z-index: 90; }
.drawer-backdrop.open { opacity: 1; pointer-events: auto; }
.drawer { position: fixed; top: 0; right: 0; height: 100%; width: min(460px, 92vw); background: var(--paper); border-left: 3px solid var(--rust); transform: translateX(100%); transition: transform .28s ease; z-index: 91; overflow-y: auto; box-shadow: -10px 0 40px var(--shadow); }
.drawer.open { transform: translateX(0); }
.drawer .drawer-head { display: flex; justify-content: space-between; align-items: center; padding: 20px 22px; border-bottom: 1px solid var(--line); position: sticky; top: 0; background: var(--paper); }
.drawer .drawer-body { padding: 18px 22px; }
.drawer .src-card { border: 1px solid var(--paper-edge); background: var(--paper-2); padding: 14px; margin-bottom: 14px; }
.drawer .src-card h4 { margin: 0 0 6px; font-size: 1rem; }
.drawer-close { background: none; border: 1px solid var(--ink); width: 34px; height: 34px; cursor: pointer; font-size: 1.1rem; line-height: 1; color: var(--ink); }
.drawer-close:hover { background: var(--ink); color: var(--paper); }

/* ---- Search results ---- */
.result-list { display: grid; gap: 10px; }
.result-item { display: flex; gap: 16px; align-items: center; padding: 16px 18px; background: var(--paper-2); border: 1px solid var(--paper-edge); }
.result-item:hover { border-color: var(--rust); text-decoration: none; }
.result-kind { font-size: .66rem; letter-spacing: .14em; text-transform: uppercase; font-weight: 800; color: var(--paper); background: var(--ink); padding: 4px 8px; border-radius: 2px; flex: none; min-width: 64px; text-align: center; }
.result-kind.song { background: var(--rust); }
.result-kind.artist { background: var(--ink); }
.result-kind.album { background: var(--gold); color: var(--ink); }
.result-kind.media { background: #3a5a6b; }
.result-main { flex: 1; min-width: 0; }
.result-main .t { font-family: var(--serif); font-size: 1.2rem; font-weight: 700; }
.result-main .s { color: var(--ink-soft); font-size: .92rem; }

/* ---- Forms ---- */
.form-grid { display: grid; gap: 18px; }
label.field { display: block; }
label.field .lbl { display: block; font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-faint); font-weight: 700; margin-bottom: 6px; }
input.inp, select.inp, textarea.inp { width: 100%; padding: 12px 14px; border: 1.5px solid var(--line); background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 1rem; border-radius: 2px; }
input.inp:focus, select.inp:focus, textarea.inp:focus { outline: none; border-color: var(--rust); box-shadow: 0 0 0 3px rgba(158,59,46,0.12); }
textarea.inp { min-height: 130px; resize: vertical; }
.hint { font-size: .82rem; color: var(--ink-faint); margin-top: 5px; }

/* ---- Grid helpers ---- */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
@media (max-width: 880px){ .grid-2,.grid-3,.grid-4 { grid-template-columns: 1fr; } .song-head { grid-template-columns: 1fr; } .sleeve { max-width: 200px; } }

/* ---- Track list ---- */
.track-row { display: grid; grid-template-columns: 36px 1fr auto auto; gap: 14px; align-items: center; padding: 12px 14px; border-bottom: 1px solid var(--line); }
.track-row:hover { background: var(--paper-2); }
.track-row .tn { font-family: var(--serif); color: var(--ink-faint); }
.track-row .tt { font-weight: 600; }

/* ---- Empty / states ---- */
.empty { text-align: center; padding: 48px 24px; border: 1px dashed var(--line); background: rgba(255,255,255,0.25); }
.empty .ic { font-size: 2.4rem; color: var(--ink-faint); }

.notice { padding: 14px 16px; border-left: 3px solid var(--gold); background: rgba(181,133,47,0.1); font-size: .9rem; color: var(--ink-soft); }
.notice.disputed { border-left-color: var(--rust); background: rgba(158,59,46,0.08); }
.notice.ok { border-left-color: var(--conf-verified); background: rgba(47,107,70,0.08); }

/* ---- Footer ---- */
.site-footer { margin-top: 60px; border-top: 1px solid var(--line); background: var(--ink); color: var(--paper); padding: 44px 0 30px; }
.site-footer a { color: var(--paper); }
.site-footer .cols { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 30px; }
.site-footer h4 { color: var(--gold); font-size: .8rem; letter-spacing: .16em; text-transform: uppercase; }
.site-footer .compare { font-size: .85rem; color: rgba(244,236,224,0.75); line-height: 1.7; }
@media (max-width: 720px){ .site-footer .cols { grid-template-columns: 1fr; } }

/* ---- Comparison table ---- */
.compare-table { width: 100%; border-collapse: collapse; font-size: .92rem; }
.compare-table th, .compare-table td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line); }
.compare-table th { font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-faint); }
.compare-table tr:hover { background: var(--paper-2); }
.compare-table .yes { color: var(--conf-verified); font-weight: 700; }
.compare-table .no { color: var(--ink-faint); }
.compare-table .liner-col { background: rgba(158,59,46,0.06); }

/* ---- Focus visibility for accessibility ---- */
:focus-visible { outline: 2px solid var(--rust); outline-offset: 2px; }

/* ---- Admin ---- */
.admin-table { width: 100%; border-collapse: collapse; font-size: .9rem; background: var(--paper-2); }
.admin-table th, .admin-table td { padding: 10px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.admin-table th { background: var(--ink); color: var(--paper); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; }
.status-pill { font-size: .68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; padding: 3px 8px; border-radius: 2px; }
.status-pending { background: rgba(181,133,47,0.2); color: var(--gold); }
.status-accepted { background: rgba(47,107,70,0.18); color: var(--conf-verified); }
.status-rejected { background: rgba(158,59,46,0.15); color: var(--rust); }
.status-merged { background: rgba(58,90,107,0.18); color: #3a5a6b; }