:root {
  color-scheme: dark;
  --ink: #171511;
  --ink-soft: #211e18;
  --panel: #2b271f;
  --paper: #f2ead8;
  --muted: #b7ad98;
  --line: #554d3e;
  --orange: #ff6b35;
  --cyan: #58d6d1;
  --yellow: #f4d35e;
  --focus: #fff2a8;
}

* { box-sizing: border-box; }
body {
  min-width: 280px;
  margin: 0;
  background:
    radial-gradient(circle at 83% 8%, rgba(88, 214, 209, 0.09), transparent 25rem),
    repeating-linear-gradient(90deg, transparent 0 63px, rgba(242, 234, 216, 0.018) 64px),
    var(--ink);
  color: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

a { color: var(--cyan); text-underline-offset: 0.2em; }
button, input, select { font: inherit; }
button { cursor: pointer; }
[hidden] { display: none !important; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 4px; }
.shell { width: min(1160px, calc(100% - 2.5rem)); margin-inline: auto; }
.skip-link {
  position: fixed; z-index: 20; top: 0.75rem; left: 0.75rem; transform: translateY(-180%);
  padding: 0.55rem 0.8rem; background: var(--focus); color: var(--ink); font-weight: 800;
}
.skip-link:focus { transform: none; }

.site-top { border-bottom: 1px solid var(--line); background: rgba(23, 21, 17, 0.94); }
.top-row { min-height: 4rem; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.breadcrumb { display: flex; align-items: center; gap: 0.55rem; color: #817968; font: 700 0.72rem/1.2 ui-monospace, monospace; text-transform: uppercase; letter-spacing: 0.1em; }
.breadcrumb a { color: var(--orange); text-decoration: none; }
.breadcrumb a:not(:first-child) { color: var(--muted); }
.breadcrumb [aria-current] { color: var(--paper); text-decoration: underline; }
.auth-controls { display: flex; align-items: center; justify-content: flex-end; gap: 0.55rem; flex-wrap: wrap; font-size: 0.76rem; }
.auth-controls img { border-radius: 50%; }
.auth-controls a { color: var(--muted); }
.auth-controls .login { padding: 0.4rem 0.7rem; border: 1px solid var(--orange); color: var(--paper); text-decoration: none; }
.auth-identity { color: var(--paper); }

.hero { padding: 1.6rem 0; border-bottom: 1px solid var(--line); }
.hero-layout { display: block; }
.eyebrow, .section-number { margin: 0 0 0.8rem; color: var(--orange); font: 800 0.68rem/1.2 ui-monospace, monospace; letter-spacing: 0.18em; text-transform: uppercase; }
h1 { margin: 0; font-size: clamp(2.2rem, 5vw, 4rem); line-height: 0.9; letter-spacing: -0.055em; text-transform: uppercase; }
h1 br { display: none; }
h1 span { color: transparent; -webkit-text-stroke: 1.5px var(--paper); }
.lede { max-width: 72ch; margin: 0.75rem 0 0; color: var(--muted); font-size: 0.95rem; }
.deck-mark { display: none; border: 1px solid var(--line); padding: 1.2rem; background: var(--ink-soft); box-shadow: 8px 8px 0 var(--orange); }
.deck-mark span { display: grid; place-items: center; width: 4.8rem; aspect-ratio: 1; border-radius: 50%; background: var(--orange); color: var(--ink); font-size: 1.7rem; font-weight: 950; }
.deck-mark b, .deck-mark small { display: block; margin-top: 1rem; font-family: ui-monospace, monospace; letter-spacing: 0.1em; }
.deck-mark small { margin-top: 0.3rem; color: var(--muted); letter-spacing: 0; }

.catalog { padding-block: 1.5rem 2.5rem; }
.catalog-head { display: flex; justify-content: space-between; gap: 2rem; align-items: end; margin-bottom: 1.4rem; }
.catalog h2 { margin: 0; font-size: clamp(1.8rem, 4vw, 3rem); line-height: 1; text-transform: uppercase; }
.volume-field { width: min(16rem, 42vw); }
.volume-field label, .field label { display: block; margin-bottom: 0.45rem; color: var(--muted); font: 700 0.68rem/1.2 ui-monospace, monospace; letter-spacing: 0.12em; text-transform: uppercase; }
.volume-field label span { float: right; color: var(--cyan); }
.volume-field input { width: 100%; accent-color: var(--orange); }
.collection-panel { display: grid; grid-template-columns: minmax(13rem, 0.55fr) minmax(18rem, 1.45fr); gap: 1rem; margin-bottom: 1rem; padding: 1rem; border: 1px solid var(--line); background: #12110e; box-shadow: inset 4px 0 var(--cyan); }
.collection-copy h2 { font-size: 1.25rem; }
.collection-copy > p:last-child, .collection-signed-out { margin: 0.6rem 0 0; color: var(--muted); font-size: 0.8rem; }
.collection-tools { display: grid; grid-template-columns: auto minmax(17rem, 1fr); gap: 0.75rem; align-items: end; }
.collection-actions { display: flex; gap: 0.5rem; }
.board-select-wrap { display: grid; grid-template-columns: minmax(8rem, 1fr) auto auto auto; gap: 0.4rem; }
.board-select-wrap label { grid-column: 1 / -1; color: var(--muted); font: 700 0.62rem/1.2 ui-monospace, monospace; letter-spacing: 0.1em; text-transform: uppercase; }
.collection-tools input, .collection-tools select { min-width: 0; min-height: 2.5rem; border: 1px solid var(--line); border-radius: 0; padding: 0.45rem 0.6rem; background: var(--ink); color: var(--paper); }
.collection-tools button, .card-action { min-height: 2.5rem; border: 1px solid var(--line); border-radius: 0; padding: 0.45rem 0.65rem; background: transparent; color: var(--paper); font-weight: 750; }
.collection-tools button:hover, .card-action:hover { border-color: var(--cyan); color: var(--cyan); }
.board-dialog { width: min(34rem, calc(100% - 2rem)); border: 1px solid var(--cyan); border-radius: 0; padding: 1.2rem; background: var(--ink-soft); color: var(--paper); box-shadow: 12px 12px 0 rgba(0, 0, 0, 0.5); }
.board-dialog::backdrop { background: rgba(5, 5, 4, 0.78); backdrop-filter: blur(3px); }
.dialog-head { display: flex; justify-content: space-between; gap: 1rem; align-items: flex-start; }
.dialog-head h2 { margin: 0; font-size: 1.5rem; text-transform: uppercase; }
.dialog-head button { border: 0; background: transparent; color: var(--muted); text-decoration: underline; }
.dialog-sound { margin: 1rem 0; color: var(--yellow); font-weight: 800; }
.existing-board-choice, .dialog-board-create { display: grid; grid-template-columns: 1fr auto; gap: 0.5rem; padding-top: 1rem; border-top: 1px solid var(--line); }
.dialog-board-create { margin-top: 1rem; }
.existing-board-choice label, .dialog-board-create label { grid-column: 1 / -1; color: var(--muted); font: 700 0.65rem/1.2 ui-monospace, monospace; letter-spacing: 0.1em; text-transform: uppercase; }
.board-dialog input, .board-dialog select { min-width: 0; min-height: 2.7rem; border: 1px solid var(--line); border-radius: 0; padding: 0.5rem 0.65rem; background: var(--ink); color: var(--paper); }
.board-dialog button:not(.dialog-head button) { min-height: 2.7rem; border: 1px solid var(--orange); border-radius: 0; padding: 0.5rem 0.75rem; background: transparent; color: var(--paper); font-weight: 800; }
.board-dialog button:not(.dialog-head button):hover { background: var(--orange); color: var(--ink); }
.board-dialog textarea { width: 100%; resize: vertical; border: 1px solid var(--line); border-radius: 0; padding: 0.5rem 0.65rem; background: var(--ink); color: var(--paper); font: inherit; }
.manage-actions { margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--line); }
.upload-visibility { margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--line); }
.visibility-toggle { display: flex; align-items: flex-start; gap: 0.55rem; font-weight: 700; cursor: pointer; }
.visibility-toggle input { margin-top: 0.15rem; width: 1.1rem; height: 1.1rem; accent-color: var(--cyan); }
.visibility-hint { margin: 0.45rem 0 0.65rem; color: var(--muted); font-size: 0.74rem; }
.upload-visibility button { min-height: 2.4rem; border: 1px solid var(--line); border-radius: 0; padding: 0.4rem 0.7rem; background: transparent; color: var(--paper); font-weight: 750; }
.upload-visibility button:hover { border-color: var(--cyan); color: var(--cyan); }
.dialog-status { min-height: 1.2em; margin: 0.65rem 0 0; color: var(--yellow); font-size: 0.78rem; }
.board-dialog .danger-button { border-color: var(--orange); color: var(--orange); }
.board-history { margin-top: 1rem; border-top: 1px solid var(--line); }
.board-history h3 { margin-bottom: 0.5rem; font-size: 0.9rem; text-transform: uppercase; }
.board-history ol { max-height: 13rem; margin: 0; padding-left: 1.4rem; overflow: auto; color: var(--muted); font-size: 0.78rem; }
.upload-form { display: grid; gap: 0.5rem; margin-top: 1rem; }
.upload-form label { color: var(--muted); font: 700 0.65rem/1.2 ui-monospace, monospace; letter-spacing: 0.1em; text-transform: uppercase; }
.upload-form p { margin: 0.4rem 0; color: var(--muted); font-size: 0.78rem; }
.upload-form button { justify-self: start; }
.filters { display: grid; grid-template-columns: minmax(12rem, 2fr) minmax(10rem, 0.7fr) auto; gap: 0.7rem; padding: 1rem; border: 1px solid var(--line); background: var(--ink-soft); }
.field input, .field select { width: 100%; min-height: 3rem; border: 1px solid var(--line); border-radius: 0; padding: 0.65rem 0.75rem; background: var(--ink); color: var(--paper); }
.field input::placeholder { color: #817968; }
.clear-button, .load-more, .message-panel button { min-height: 3rem; align-self: end; border: 1px solid var(--orange); border-radius: 0; padding: 0.6rem 1rem; background: transparent; color: var(--paper); font-weight: 800; }
.clear-button:hover, .load-more:hover, .message-panel button:hover { background: var(--orange); color: var(--ink); }
.rack-readout { display: flex; justify-content: space-between; gap: 1rem; padding: 0.8rem 0; color: var(--muted); font: 0.72rem/1.4 ui-monospace, monospace; }
.rack-readout p { margin: 0; }
.rack-readout span { color: var(--orange); }

.sound-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.sound-card { position: relative; min-width: 0; min-height: 10.5rem; padding: 0.85rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: linear-gradient(145deg, var(--panel), var(--ink-soft)); }
.sound-card::before { content: attr(data-index); position: absolute; right: 2.8rem; top: 0.9rem; color: #6d6453; font: 0.65rem/1 ui-monospace, monospace; }
.sound-card.is-active { background: linear-gradient(145deg, #343b32, var(--ink-soft)); box-shadow: inset 0 4px var(--cyan); }
.sound-button { display: grid; place-items: center; width: 3.6rem; height: 3.6rem; border: 0; border-radius: 50%; background: var(--orange); color: var(--ink); font-size: 0; box-shadow: inset 0 -5px 0 rgba(0, 0, 0, 0.22); }
.sound-button::before { content: ""; margin-left: 0.22rem; border-top: 0.6rem solid transparent; border-bottom: 0.6rem solid transparent; border-left: 0.95rem solid currentColor; }
.is-active .sound-button { background: var(--cyan); }
.is-playing .sound-button::before { width: 0.82rem; height: 0.95rem; margin: 0; border: 0; border-left: 0.3rem solid currentColor; border-right: 0.3rem solid currentColor; }
.sound-card h3 { margin: 0.7rem 2rem 0.25rem 0; overflow-wrap: anywhere; font-size: 1.02rem; line-height: 1.15; }
.category-tag { margin: 0; color: var(--orange); font: 0.65rem/1.2 ui-monospace, monospace; letter-spacing: 0.1em; text-transform: uppercase; }
.playback-status { margin: 0.8rem 0 0; color: var(--cyan); font: 0.68rem/1.3 ui-monospace, monospace; }
.sound-progress { width: 100%; height: 0.35rem; margin-top: 0.65rem; border: 0; appearance: none; background: #0f0e0b; }
.sound-progress::-webkit-progress-bar { background: #0f0e0b; }
.sound-progress::-webkit-progress-value { background: var(--cyan); }
.sound-progress::-moz-progress-bar { background: var(--cyan); }
.card-actions { display: flex; flex-wrap: wrap; gap: 0.45rem; margin-top: 0.8rem; }
.card-action { min-height: 2rem; padding: 0.25rem 0.5rem; color: var(--muted); font: 700 0.62rem/1.2 ui-monospace, monospace; text-transform: uppercase; }
.card-action.is-saved { border-color: var(--yellow); color: var(--yellow); }
.card-overflow { position: absolute; top: 0.45rem; right: 0.45rem; z-index: 2; }
.card-overflow summary { display: grid; place-items: center; width: 2rem; height: 2rem; cursor: pointer; list-style: none; color: var(--muted); font-weight: 900; }
.card-overflow summary::-webkit-details-marker { display: none; }
.card-overflow-menu { position: absolute; right: 0; min-width: 8.5rem; padding: 0.35rem; border: 1px solid var(--line); background: #12110e; box-shadow: 5px 5px 0 rgba(0,0,0,.45); }
.card-overflow-menu button { width: 100%; border: 0; padding: 0.45rem; background: transparent; color: var(--muted); text-align: left; font-size: 0.72rem; }
.card-overflow-menu button:hover { color: var(--paper); }
.reorder-actions { display: flex; gap: 0.35rem; }
.reorder-actions .card-action { min-width: 2.2rem; }
.message-panel { padding: clamp(2rem, 7vw, 5rem); border: 1px solid var(--line); text-align: center; }
.message-panel p:not(.section-number) { color: var(--muted); }
.error-panel { border-color: var(--orange); }
.more-row { display: flex; justify-content: center; padding-top: 1.5rem; }
.load-more[aria-busy="true"] { color: var(--muted); }
.noscript-note { color: var(--yellow); }
footer { border-top: 1px solid var(--line); color: var(--muted); font-size: 0.75rem; }
.footer-row { min-height: 6rem; display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.footer-row strong { color: var(--orange); }
.footer-row nav { display: flex; gap: 1rem; }

.shared-board-view .hero,
.shared-board-view .collection-panel,
.shared-board-view .filters { display: none; }
.shared-board-view .catalog { padding-top: 1rem; }
.shared-board-view .catalog-head { margin-bottom: 0.8rem; }
.shared-board-view .catalog-head .section-number { margin-bottom: 0.35rem; }
.shared-board-view .rack-readout { padding-top: 0; }
.shared-board-view footer { margin-top: 1rem; }

@media (max-width: 800px) {
  .sound-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .collection-panel { grid-template-columns: 1fr; }
  .collection-tools { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .shell { width: min(100% - 1.2rem, 1160px); }
  .top-row { align-items: flex-start; flex-direction: column; padding-block: 0.8rem; }
  .auth-controls { justify-content: flex-start; }
  .hero { padding-block: 1.2rem; }
  h1 { font-size: clamp(2rem, 11vw, 3.2rem); }
  .catalog-head { align-items: flex-start; flex-direction: column; }
  .volume-field { width: 100%; }
  .filters, .sound-grid, .collection-tools { grid-template-columns: 1fr; }
  .board-select-wrap { grid-column: auto; grid-template-columns: 1fr 1fr; }
  .board-select-wrap label, .board-select-wrap select { grid-column: 1 / -1; }
  .existing-board-choice, .dialog-board-create { grid-template-columns: 1fr; }
  .existing-board-choice label, .dialog-board-create label { grid-column: auto; }
  .clear-button { width: 100%; }
  .sound-card { min-height: 11.5rem; }
  .footer-row { align-items: flex-start; flex-direction: column; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}