/* Design tokens from the SoundCheck Design Kit (palette and type scale). Swap values here, not in the rules below. */
@import url("https://fonts.googleapis.com/css2?family=Chakra+Petch:wght@300;400;500;600;700&display=swap");

/* Title face. Technor is a commercial font, so check its licence covers web embedding before deploying. */
@font-face {
  font-family: "Technor";
  src: url("/fonts/Technor-Black.otf") format("opentype");
  font-display: swap;
}

:root {
  /* palette, sampled from the kit */
  --indigo: #341f81;
  --lavender: #a296cd;
  --charcoal: #373443;
  --ink: #070020;
  --plum: #39003a;

  --bg: #ffffff;
  --surface: #ffffff;
  --surface-tint: #f4f2fb;
  --text: var(--ink);
  --muted: var(--charcoal);
  --line: #d9d5e8;
  --accent: var(--indigo);
  --accent-ink: #ffffff;
  --accent-soft: var(--lavender);
  --brand: var(--plum);
  --good: #1f6b43;
  --warn: #8a4f0f;
  --radius: 6px;

  /* flyer paper */
  --paper: #f6f4ef;
  --paper-ink: #17120d;
  --paper-muted: #33291f;
  --paper-grain: url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='220' height='220'><filter id='g'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/><feColorMatrix type='saturate' values='0'/><feComponentTransfer><feFuncR type='linear' slope='.6' intercept='.56'/><feFuncG type='linear' slope='.6' intercept='.56'/><feFuncB type='linear' slope='.6' intercept='.56'/></feComponentTransfer></filter><rect width='100%' height='100%' filter='url(%23g)'/></svg>");
  /* sparse toner specks, like a dirty copier glass */
  --paper-specks: url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='300' height='300'><filter id='k'><feTurbulence type='turbulence' baseFrequency='.55' numOctaves='1' seed='3' stitchTiles='stitch'/><feColorMatrix type='saturate' values='0'/><feComponentTransfer><feFuncR type='discrete' tableValues='1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 .55 .2'/><feFuncG type='discrete' tableValues='1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 .55 .2'/><feFuncB type='discrete' tableValues='1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 .55 .2'/></feComponentTransfer></filter><rect width='100%' height='100%' filter='url(%23k)'/></svg>");
  --paper-stain: url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='520' height='520'><filter id='s'><feTurbulence type='fractalNoise' baseFrequency='.011' numOctaves='3' seed='7' stitchTiles='stitch'/><feColorMatrix type='saturate' values='0'/><feComponentTransfer><feFuncR type='linear' slope='.3' intercept='.76'/><feFuncG type='linear' slope='.3' intercept='.76'/><feFuncB type='linear' slope='.3' intercept='.75'/></feComponentTransfer></filter><rect width='100%' height='100%' filter='url(%23s)'/></svg>");

  /* page grit: light speckles screened onto dark, dark speckles multiplied onto light */
  --page-grain: url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='p'><feTurbulence type='fractalNoise' baseFrequency='.75' numOctaves='2' stitchTiles='stitch'/><feColorMatrix type='saturate' values='0'/><feComponentTransfer><feFuncR type='linear' slope='.2' intercept='.84'/><feFuncG type='linear' slope='.2' intercept='.84'/><feFuncB type='linear' slope='.2' intercept='.84'/></feComponentTransfer></filter><rect width='100%' height='100%' filter='url(%23p)'/></svg>");
  --page-grain-dark: url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='p'><feTurbulence type='fractalNoise' baseFrequency='.75' numOctaves='2' stitchTiles='stitch'/><feColorMatrix type='saturate' values='0'/><feComponentTransfer><feFuncR type='linear' slope='.26' intercept='-.08'/><feFuncG type='linear' slope='.26' intercept='-.08'/><feFuncB type='linear' slope='.26' intercept='-.08'/></feComponentTransfer></filter><rect width='100%' height='100%' filter='url(%23p)'/></svg>");
  --page-blend: multiply;

  --font-display: "Technor", "Chakra Petch", ui-sans-serif, sans-serif;
  --font-heading: "Chakra Petch", ui-sans-serif, system-ui, sans-serif;
  --font: "Chakra Petch", ui-sans-serif, system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, monospace;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: var(--ink);
    --surface: #120a30;
    --surface-tint: #1a1140;
    --text: #ffffff;
    --muted: var(--lavender);
    --line: #2c2456;
    --accent: var(--lavender);
    --accent-ink: var(--ink);
    --accent-soft: var(--indigo);
    --brand: var(--lavender);
    --good: #7fd6a3;
    --warn: #e8b26b;
    --page-grain: var(--page-grain-dark);
    --page-blend: screen;
  }
}

:root[data-theme="dark"] {
  --bg: var(--ink);
  --surface: #120a30;
  --surface-tint: #1a1140;
  --text: #ffffff;
  --muted: var(--lavender);
  --line: #2c2456;
  --accent: var(--lavender);
  --accent-ink: var(--ink);
  --accent-soft: var(--indigo);
  --brand: var(--lavender);
  --good: #7fd6a3;
  --warn: #e8b26b;
  --page-grain: var(--page-grain-dark);
  --page-blend: screen;
}

* { box-sizing: border-box; }
body { margin: 0; background-color: var(--bg); background-image: var(--page-grain); background-blend-mode: var(--page-blend); color: var(--text); font: 400 16px/1.5 var(--font); -webkit-font-smoothing: antialiased; }
a { color: inherit; }
img { max-width: 100%; display: block; }
h1, h2, h3 { font-family: var(--font-heading); font-weight: 700; line-height: 1.2; margin: 0 0 .5em; letter-spacing: 0; }
h1 { font-family: var(--font-display); font-weight: 400; font-size: 2rem; line-height: 1.1; }
h2 { font-size: 1.35rem; margin-top: 1.6em; }
h3 { font-size: 1.1rem; }

/* header */
.top { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; padding: 14px 24px; border-bottom: 1px solid var(--line); background: var(--surface); position: sticky; top: 0; z-index: 5; }
.brand { font-family: var(--font-display); font-size: 1.25rem; text-decoration: none; color: var(--brand); letter-spacing: 0; }
.brand span { color: var(--accent-soft); }
.top nav { display: flex; gap: 20px; flex-wrap: wrap; }
.top nav a { text-decoration: none; font-weight: 600; font-size: .95rem; padding-bottom: 2px; border-bottom: 2px solid transparent; }
.top nav a:hover { border-bottom-color: var(--accent-soft); }
.top nav a.active { color: var(--accent); border-bottom-color: var(--accent); }
main { max-width: 1100px; margin: 0 auto; padding: 28px 20px 72px; }
.foot { text-align: center; color: var(--muted); font-size: .85rem; font-weight: 300; padding: 24px 16px; border-top: 1px solid var(--line); }
.muted { color: var(--muted); }
.small { font-size: .85rem; font-weight: 300; }

/* filters */
.filters { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin-bottom: 16px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 8px 0 16px; }
.chip { position: relative; border: 1px solid var(--line); border-radius: 999px; padding: 4px 12px; font-size: .85rem; font-weight: 600; background: var(--surface); cursor: pointer; user-select: none; }
/* Hidden visually but still focusable, so the chips work from the keyboard. */
.chip input[type=checkbox] { position: absolute; opacity: 0; width: 1px; height: 1px; margin: 0; pointer-events: none; }
.chip:has(input:checked) { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.chip:has(input:focus-visible) { outline: 2px solid var(--accent); outline-offset: 2px; }
label { display: block; font-size: .85rem; font-weight: 600; color: var(--muted); }
input, select, textarea { width: 100%; font: inherit; color: var(--text); background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 9px 12px; margin-top: 4px; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
textarea { min-height: 90px; resize: vertical; }
input[type=checkbox], input[type=radio] { width: auto; margin: 0 8px 0 0; accent-color: var(--accent); }
.check { display: flex; align-items: center; font-weight: 500; color: var(--text); font-size: .95rem; }
button, .btn { font: inherit; font-weight: 700; letter-spacing: .02em; border: 0; border-radius: var(--radius); padding: 10px 18px; cursor: pointer; background: var(--accent); color: var(--accent-ink); text-decoration: none; display: inline-block; }
button:hover, .btn:hover { filter: brightness(1.08); }
button.ghost, .btn.ghost { background: transparent; color: var(--text); border: 1px solid var(--line); }
button.ghost:hover, .btn.ghost:hover { border-color: var(--accent); }
button:disabled { opacity: .5; cursor: default; }

/* cards */
.count { color: var(--muted); margin: 0 0 12px; font-size: .9rem; }
/* Venue cards are photocopied gig flyers pasted to a wall: creased copy paper,
   photos run through a copier, a slight tilt, and torn top and bottom edges. */
/* Masonry columns, so every flyer sits the same distance below the one above it whether or not it has a photo.
   Columns fill top to bottom, so the visual order runs down each column. */
.grid { columns: 4 230px; column-gap: 24px; padding: 14px 4px 28px; }
.card {
  --tilt: 0deg;
  break-inside: avoid; margin: 0 0 28px;
  /* paper has its own ink, so children read their colors from here */
  --text: var(--paper-ink); --muted: var(--paper-muted); --line: rgba(23, 18, 13, .3);
  --accent: var(--paper-ink); --accent-ink: #f4eddd; --surface-tint: rgba(23, 18, 13, .08);
  --warn: #8a4f0f; --good: #1f6b43;
  position: relative; display: flex; flex-direction: column; color: var(--text); text-decoration: none;
  background-color: var(--paper);
  background-image: var(--paper-specks), var(--paper-stain), var(--paper-grain), radial-gradient(ellipse at 50% 42%, #fff 55%, #dcd9d3 115%);
  background-blend-mode: multiply;
  border-radius: 1px;
  /* the drop shadow comes from the tear filter, so it follows the torn edges */
  box-shadow: inset 0 0 18px rgba(40, 36, 32, .16);
  filter: url("#tear-0");
  transform: rotate(var(--tilt));
  transition: transform 200ms cubic-bezier(0.23, 1, 0.32, 1);
}
.card:nth-child(5n + 1) { --tilt: -1.6deg; }
.card:nth-child(5n + 2) { --tilt: 1.1deg; }
.card:nth-child(5n + 3) { --tilt: -0.5deg; }
.card:nth-child(5n + 4) { --tilt: 1.7deg; }
.card:nth-child(5n) { --tilt: -1deg; }
/* torn top and bottom edges (SVG filters in index.html); four tear patterns so neighbours differ */
.card:nth-child(4n + 2) { filter: url("#tear-1"); }
.card:nth-child(4n + 3) { filter: url("#tear-2"); }
.card:nth-child(4n) { filter: url("#tear-3"); }
/* creases and folds from a scanned folded-paper texture ("Black Folded Texture", Figma Community).
   The scan is dark, so it's brightened until the flat paper is near white and multiplied in:
   only the fold shadows darken the paper, so the ink stays legible. */
.card::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: url("/textures/folded-paper-1.jpg") center / cover no-repeat;
  filter: grayscale(1) brightness(5) contrast(1.05);
  mix-blend-mode: multiply;
  opacity: .48;
}
.card:nth-child(even)::before { transform: scaleX(-1); }
.card:nth-child(4n + 1)::before { background-position: left top; }
.card:nth-child(3n)::before { background-image: url("/textures/folded-paper-2.jpg"); filter: grayscale(1) brightness(9) contrast(.9); transform: scaleY(-1); }
@media (hover: hover) {
  .card:hover { transform: translateY(-3px) rotate(0deg); }
}
.card:focus-visible { transform: rotate(0deg); outline: 2px solid var(--brand); outline-offset: 4px; }
@media (prefers-reduced-motion: reduce) { .card { transition: none; } }
/* photos look run through a photocopier and printed onto the paper; the top margin keeps the tear off the photo */
.thumb { aspect-ratio: 16 / 9; width: 100%; margin-top: 8px; object-fit: cover; filter: grayscale(1) contrast(1.35) brightness(1.04); mix-blend-mode: multiply; }
/* 5px more top and bottom than the deepest tear reaches, so no text is torn */
.card .body { padding: 19px 16px 23px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.card h2 { margin: 0; }
.card h2 .badge { display: table; margin-top: 8px; font-family: var(--font); white-space: nowrap; }
.card .tag { border-radius: 2px; border-color: var(--paper-ink); text-transform: lowercase; }
/* venues with no photo become type-only flyers */
/* Details on a flyer sit over creases and grain, so they print in full ink at a heavier weight;
   the muted color measured 3.4:1 over the folds, under the 4.5:1 small text needs. */
.card .meta, .card .small { color: var(--paper-ink); font-weight: 500; font-size: .88rem; }
/* tags sit above the crease layer on a mostly opaque paper backing, like labels stuck on (4.3:1 → passes) */
.card .tag { position: relative; z-index: 1; background: rgba(246, 244, 239, .85); }
/* venue names are always set in the title face; no-photo flyers set them bigger */
.card h2 { font-family: var(--font-display); font-weight: 400; font-size: 1.3rem; line-height: 1.1; }
.card:not(:has(.thumb)) h2 { font-size: 1.7rem; line-height: 1.05; padding-top: 18px; }
.meta { display: flex; flex-wrap: wrap; gap: 4px 12px; font-size: .85rem; color: var(--muted); }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag { font-size: .78rem; font-weight: 600; border: 1px solid var(--line); border-radius: 999px; padding: 1px 9px; color: var(--accent); }
.badge { font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; padding: 3px 8px; border-radius: 4px; background: var(--surface-tint); color: var(--accent); }
.badge.warn { background: var(--warn); color: var(--accent-ink); }
.badge.good { background: var(--good); color: var(--accent-ink); }

/* detail */
.detail-head { display: grid; grid-template-columns: 1fr; gap: 20px; }
@media (min-width: 800px) { .detail-head { grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); } }
.hero { border-radius: var(--radius); aspect-ratio: 16 / 10; background: var(--surface-tint) center / cover no-repeat; }
.facts { display: grid; grid-template-columns: max-content 1fr; gap: 8px 16px; margin: 0; }
.facts dt { color: var(--muted); font-size: .85rem; font-weight: 300; }
.facts dd { margin: 0; overflow-wrap: anywhere; }
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.gear { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 8px; margin-bottom: 10px; }
.gear div { border: 1px solid var(--line); border-radius: var(--radius); padding: 8px 10px; background: var(--surface-tint); }
.gear b { display: block; font-size: .78rem; color: var(--muted); font-weight: 600; }
.yes { color: var(--good); font-weight: 700; }
.no { color: var(--warn); font-weight: 700; }
.unk { color: var(--muted); }
.photos { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 8px; }
.photos img { border-radius: var(--radius); aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }
.review { border-top: 1px solid var(--line); padding: 14px 0; }
.review:first-child { border-top: 0; }
.stars { color: var(--accent); letter-spacing: 2px; }
.tabs { display: flex; gap: 8px; flex-wrap: wrap; margin: 28px 0 12px; }
.form { display: grid; gap: 14px; max-width: 640px; }
.row { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 14px; }
.err { color: var(--warn); font-size: .85rem; font-weight: 600; }
.notice { padding: 12px 16px; border-radius: var(--radius); border: 1px solid var(--line); border-left-width: 4px; background: var(--surface); margin: 12px 0; }
.notice.ok { border-left-color: var(--good); }
.notice.bad { border-left-color: var(--accent); }
.hp { position: absolute; left: -9999px; }

/* match */
.results-head { margin: 0 0 12px; font-size: 1.1rem; scroll-margin-top: 88px; }
.results-head:focus { outline: none; }
.result { display: grid; grid-template-columns: 72px 1fr; gap: 16px; align-items: start; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; margin-bottom: 12px; text-decoration: none; }
.score { font-family: var(--font-display); font-size: 1.5rem; line-height: 1; color: var(--accent); text-align: center; }
.score small { display: block; font: 600 .65rem var(--font); color: var(--muted); margin-top: 6px; letter-spacing: .06em; text-transform: uppercase; }
.result strong { font-family: var(--font-display); font-weight: 400; font-size: 1.15rem; }
.result ul { margin: 6px 0 0; padding-left: 18px; color: var(--muted); font-size: .9rem; }

/* admin */
.sub { border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; margin-bottom: 14px; background: var(--surface); }
.sub pre { white-space: pre-wrap; overflow-wrap: anywhere; font: .8rem/1.4 var(--mono); background: var(--surface-tint); padding: 10px; border-radius: var(--radius); max-height: 260px; overflow: auto; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

/* small screens */
@media (max-width: 600px) {
  .top { padding: 12px 16px; position: static; }
  .results-head { scroll-margin-top: 16px; }
  main { padding: 20px 14px 56px; }
  h1 { font-size: 1.6rem; }
}