/* KERB — night edition. Dark Swiss-modernist journal. */

@font-face {
  font-family: "Space Grotesk";
  src: url("assets/space-grotesk.ttf") format("truetype");
  font-weight: 300 700;
  font-display: swap;
}
@font-face {
  font-family: "Literata";
  src: url("assets/literata.ttf") format("truetype");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("assets/ibm-plex-mono.ttf") format("truetype");
  font-weight: 400;
  font-display: swap;
}

:root {
  --bg: #0f0f12;
  --bg-raise: #17171c;
  --bg-press: #1f1f25;
  --ink: #f2f0e9;
  --ink-dim: #b3b1a6;
  --ink-faint: #8b8a80;
  --accent: #ffb224;
  --accent-ink: #1a1204;
  --line: rgba(242, 240, 233, 0.18);
  --line-soft: rgba(242, 240, 233, 0.09);
  --font-display: "Space Grotesk", "Helvetica Neue", Arial, sans-serif;
  --font-read: "Literata", Georgia, "Times New Roman", serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", Menlo, monospace;
  --pad: clamp(20px, 6vw, 96px);
}

* { box-sizing: border-box; }

html { background: var(--bg); }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-read);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.mono {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  line-height: 1.4;
}

.mono.dim { color: var(--ink-faint); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 1px;
}

.skip-link {
  position: absolute;
  left: var(--pad);
  top: -48px;
  z-index: 60;
  padding: 10px 16px;
  background: var(--accent);
  color: var(--accent-ink);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  transition: top 150ms ease;
}
.skip-link:focus { top: 12px; }

/* ---------- Masthead ---------- */

.masthead {
  border-bottom: 1px solid var(--line);
  padding: 0 var(--pad);
}

.mast-top {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0 12px;
  border-bottom: 1px solid var(--line-soft);
  color: var(--ink-dim);
}

.mast-word {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(260px, 1fr);
  align-items: end;
  gap: 24px 48px;
  padding: 26px 0 34px;
}

.wordmark {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(72px, 11vw, 158px);
  line-height: 0.86;
  letter-spacing: -0.035em;
  text-transform: uppercase;
  color: var(--ink);
}

.wordmark::after {
  content: "";
  display: block;
  width: 0.62em;
  height: 0.09em;
  margin-top: 0.08em;
  background: var(--accent);
}

.mast-side { padding-bottom: 10px; }

.tagline {
  margin: 0 0 14px;
  font-size: 17px;
  line-height: 1.5;
  color: var(--ink-dim);
  max-width: 34ch;
}

.mast-meta { color: var(--accent); }

/* ---------- Toolbar ---------- */

.toolbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: grid;
  grid-template-columns: minmax(220px, 1.4fr) minmax(170px, 0.8fr) auto 1fr;
  align-items: end;
  gap: 20px 28px;
  padding: 14px var(--pad) 16px;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}

.tool { display: grid; gap: 6px; }

.tool-label { color: var(--ink-faint); }

.search-input,
.filter-select {
  width: 100%;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 17px;
  padding: 8px 2px 9px;
  border-radius: 0;
}

.search-input { caret-color: var(--accent); }
.search-input::placeholder { color: var(--ink-faint); }

.search-input:hover,
.filter-select:hover { border-bottom-color: var(--ink-dim); }

.filter-select {
  appearance: none;
  -webkit-appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--accent) 50%),
    linear-gradient(135deg, var(--accent) 50%, transparent 50%);
  background-position: calc(100% - 14px) 55%, calc(100% - 9px) 55%;
  background-size: 5px 5px;
  background-repeat: no-repeat;
  padding-right: 28px;
  cursor: pointer;
}
.filter-select option { background: var(--bg-raise); color: var(--ink); }

.saved-toggle {
  justify-self: start;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink-dim);
  padding: 10px 14px;
  cursor: pointer;
  transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease;
}
.saved-toggle:hover { border-color: var(--accent); color: var(--ink); }
.saved-toggle[aria-pressed="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}

.result-count {
  justify-self: end;
  align-self: center;
  color: var(--ink-faint);
  text-align: right;
}

/* ---------- Story list ---------- */

.stories { padding: 0 0 8px; }

.story-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.story-row {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr) 232px;
  gap: 28px;
  align-items: stretch;
  padding: 30px var(--pad);
  border-bottom: 1px solid var(--line-soft);
  transition: background-color 160ms ease;
}
.story-row:hover { background: var(--bg-raise); }

.row-index {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--ink-faint);
  padding-top: 10px;
  transition: color 160ms ease;
}
.story-row:hover .row-index { color: var(--accent); }

.row-main { display: grid; gap: 12px; align-content: start; }

.row-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  align-items: center;
}

.tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid rgba(255, 178, 36, 0.45);
  padding: 4px 9px;
}

.saved-flag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.saved-flag::before { content: "● "; color: var(--accent); }

.open-item {
  appearance: none;
  background: none;
  border: 0;
  padding: 0;
  margin: 0;
  text-align: left;
  color: inherit;
  font: inherit;
  cursor: pointer;
}

.row-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(24px, 2.4vw, 33px);
  line-height: 1.12;
  letter-spacing: -0.015em;
  transition: color 160ms ease;
}
.open-item:hover .row-title,
.open-item:focus-visible .row-title { color: var(--accent); }

.row-summary {
  margin: 0;
  color: var(--ink-dim);
  font-size: 16px;
  max-width: 62ch;
}

.row-meta { color: var(--ink-faint); }

.row-read {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-dim);
  align-self: end;
  justify-self: start;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.row-read::after { content: "→"; color: var(--accent); }

.row-thumb {
  width: 100%;
  height: 100%;
  min-height: 168px;
  object-fit: cover;
  display: block;
  filter: grayscale(0.9) contrast(1.05) brightness(0.92);
  transition: filter 220ms ease;
}
.story-row:hover .row-thumb { filter: grayscale(0.15) contrast(1.02); }

/* ---------- Empty state ---------- */

.empty-state {
  padding: 72px var(--pad) 88px;
  border-bottom: 1px solid var(--line-soft);
}
.empty-title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(28px, 3vw, 40px);
  letter-spacing: -0.015em;
}
.empty-note { margin: 0 0 26px; color: var(--ink-dim); max-width: 52ch; }
.empty-reset {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink);
  padding: 12px 18px;
  cursor: pointer;
  transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease;
}
.empty-reset:hover { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }

/* ---------- Colophon ---------- */

.colophon {
  padding: 26px var(--pad) 40px;
  display: grid;
  gap: 6px;
}
.colo-line { color: var(--ink-dim); }
.colo-line.dim { color: var(--ink-faint); text-transform: none; letter-spacing: 0.06em; }

/* ---------- Detail view ---------- */

.detail {
  position: fixed;
  inset: 0;
  z-index: 50;
  background: var(--bg);
  overflow-y: auto;
  overscroll-behavior: contain;
}

.detail-bar {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 12px var(--pad);
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}

.bar-btn {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink);
  padding: 11px 16px;
  cursor: pointer;
  transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease;
}
.bar-btn:hover { border-color: var(--accent); }
.bar-btn[aria-pressed="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}

.detail-body {
  max-width: 760px;
  margin: 0 auto;
  padding: 48px var(--pad) 72px;
}

.kicker { color: var(--accent); margin: 0 0 18px; }
.kicker-sep { color: var(--ink-faint); }

.detail-title {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(34px, 4.6vw, 58px);
  line-height: 1.05;
  letter-spacing: -0.025em;
}

.detail-standfirst {
  margin: 0 0 34px;
  font-size: 20px;
  line-height: 1.55;
  color: var(--ink-dim);
}

.detail-figure { margin: 0 0 34px; }
.detail-figure img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
  filter: grayscale(0.35) contrast(1.02);
}
.fig-caption {
  margin-top: 10px;
  color: var(--ink-faint);
  text-transform: none;
  letter-spacing: 0.06em;
}

.detail-text p {
  margin: 0 0 1.35em;
  font-family: var(--font-read);
  font-size: 18px;
  line-height: 1.72;
}

.detail-text p:first-child::first-letter {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 3.1em;
  float: left;
  line-height: 0.82;
  padding: 0.06em 0.12em 0 0;
  color: var(--accent);
}

.detail-end { color: var(--ink-faint); border-top: 1px solid var(--line-soft); padding-top: 20px; }

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  .story-row { grid-template-columns: 48px minmax(0, 1fr); }
  .row-thumb-box { grid-column: 1 / -1; order: 3; margin-top: 6px; }
  .row-thumb { min-height: 0; height: 200px; }
  .toolbar { grid-template-columns: 1fr 1fr; align-items: end; }
  .search-tool { grid-column: 1 / -1; }
  .result-count { justify-self: start; align-self: end; }
}

@media (max-width: 560px) {
  body { font-size: 16px; }
  .mast-word { grid-template-columns: 1fr; align-items: start; padding: 22px 0 28px; }
  .mast-side { padding-bottom: 0; }
  .story-row { grid-template-columns: 1fr; gap: 14px; padding: 26px var(--pad); }
  .row-index { padding-top: 0; }
  .row-read { display: none; }
  .detail-body { padding-top: 34px; }
  .detail-bar { padding: 10px var(--pad); }
  .bar-btn { padding: 10px 12px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}