/* ============================================================
   the bifrost. — view styles
   audience strip · collections rail · section rails ·
   collection page · archive · sticky toolbar · saved · scrub
   ============================================================ */

/* shared rail head */
.rail {
  margin: 36px 0;
  --rail-hue: 285;
}
.rail-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  padding: 0 0 16px;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--line);
}
.rail-titlewrap { display: flex; flex-direction: column; gap: 4px; }
.rail-eye {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: oklch(0.78 0.16 var(--rail-hue, 285));
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.rail-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 26px;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--fg-1);
}
.rail-sub {
  font-size: 14px;
  color: var(--fg-3);
  margin: 0;
  max-width: 540px;
  text-wrap: pretty;
}
.rail-all {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-2);
  background: transparent;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  padding: 8px 14px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  transition: border-color .15s, color .15s, background .15s;
  white-space: nowrap;
}
.rail-all:hover {
  border-color: oklch(0.6 0.16 var(--rail-hue, 285) / 0.7);
  color: var(--fg-1);
  background: oklch(0.4 0.08 var(--rail-hue, 285) / 0.18);
}

/* horizontal rail track (default: scroll) */
.rail-track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(260px, 1fr);
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 6px;
  scrollbar-width: thin;
}
.rail-track::-webkit-scrollbar { height: 6px; }
.rail-track::-webkit-scrollbar-thumb { background: var(--line-2); border-radius: 3px; }

/* section rail cards */
.rail-card {
  display: grid;
  grid-template-rows: 160px auto;
  background: var(--bg-elev-1);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  cursor: pointer;
  scroll-snap-align: start;
  transition: transform .18s, border-color .18s, box-shadow .18s;
}
.rail-card:hover {
  transform: translateY(-2px);
  border-color: oklch(0.6 0.16 var(--rail-hue, 285) / 0.6);
  box-shadow: 0 14px 30px -18px oklch(0.5 0.18 var(--rail-hue, 285) / 0.6);
}
.rail-card-img {
  position: relative;
  overflow: hidden;
}
.rail-card-img > svg, .rail-card-img > div { width: 100%; height: 100%; display: block; }
.rail-card-kind {
  position: absolute;
  top: 8px;
  left: 8px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  background: oklch(0.16 0.03 285 / 0.78);
  border: 1px solid oklch(0.5 0.16 var(--rail-hue, 285) / 0.4);
  color: var(--fg-1);
  padding: 4px 8px;
  border-radius: 999px;
  backdrop-filter: blur(6px);
}
.rail-card-meta {
  padding: 12px 14px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.rail-card-date {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg-3);
}
.rail-card-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: -0.005em;
  line-height: 1.25;
  color: var(--fg-1);
  margin: 0;
}

/* ============= collections rail ============= */
.collections-rail .rail-track {
  grid-auto-columns: minmax(360px, 1fr);
}
.collection-card {
  display: grid;
  grid-template-rows: 220px auto;
  background: var(--bg-elev-1);
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  cursor: pointer;
  scroll-snap-align: start;
  transition: transform .2s, border-color .2s, box-shadow .2s;
}
.collection-card:hover {
  transform: translateY(-3px);
  border-color: var(--purple-soft, oklch(0.55 0.16 285 / 0.6));
  box-shadow: 0 18px 36px -20px oklch(0.4 0.18 285 / 0.7);
}
.collection-cover {
  position: relative;
  overflow: hidden;
}
.collection-cover > svg, .collection-cover > div { width: 100%; height: 100%; display: block; }
.collection-cover-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 100% at 50% 100%, oklch(0.4 0.18 285 / 0.45), transparent 60%);
  pointer-events: none;
}
.collection-stack {
  position: absolute;
  bottom: 12px;
  left: 12px;
  display: flex;
}
.collection-stack-item {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  border: 2px solid var(--bg-elev-1);
  overflow: hidden;
  margin-left: calc(-12px * var(--i, 0));
  box-shadow: 0 4px 10px oklch(0 0 0 / 0.4);
  position: relative;
  z-index: calc(10 - var(--i, 0));
}
.collection-stack-item > svg, .collection-stack-item > div { width: 100%; height: 100%; }
.collection-count {
  position: absolute;
  bottom: 12px;
  right: 12px;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  background: oklch(0.16 0.03 285 / 0.85);
  color: var(--fg-1);
  border: 1px solid var(--line-2);
  padding: 5px 10px;
  border-radius: 999px;
}
.collection-meta {
  padding: 16px 18px 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.collection-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 20px;
  margin: 0;
  letter-spacing: -0.01em;
  color: var(--fg-1);
}
.collection-blurb {
  font-size: 14px;
  color: var(--fg-2);
  margin: 0;
  line-height: 1.5;
  text-wrap: pretty;
}
.collection-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}
.collection-foot-pill {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-3);
  background: oklch(0.2 0.03 285 / 0.5);
  border: 1px solid var(--line-2);
  padding: 4px 8px;
  border-radius: 999px;
}

/* ============= audience strip ============= */
.audience-strip {
  margin: 28px 0 36px;
}
.audience-strip-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 14px;
}
.audience-strip-label {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--fg-3);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.audience-strip-line {
  font-size: 14px;
  color: var(--fg-2);
}
.audience-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.audience-card {
  position: relative;
  display: grid;
  grid-template-columns: 60px 1fr auto;
  grid-template-rows: auto auto;
  column-gap: 12px;
  row-gap: 6px;
  align-items: center;
  padding: 14px;
  background: linear-gradient(135deg,
    oklch(0.18 0.04 var(--aud-hue, 285) / 0.35),
    oklch(0.13 0.025 var(--aud-hue, 285) / 0.2));
  border: 1px solid oklch(0.4 0.08 var(--aud-hue, 285) / 0.3);
  border-radius: 14px;
  text-align: left;
  cursor: pointer;
  color: var(--fg-1);
  font-family: inherit;
  transition: transform .18s, border-color .18s, background .18s, box-shadow .18s;
}
.audience-card:hover {
  transform: translateY(-2px);
  border-color: oklch(0.65 0.18 var(--aud-hue, 285) / 0.7);
  box-shadow: 0 14px 28px -18px oklch(0.5 0.18 var(--aud-hue, 285) / 0.5);
}
.audience-num {
  grid-row: 1 / span 2;
  align-self: stretch;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.2em;
  color: oklch(0.78 0.18 var(--aud-hue, 285));
}
.audience-thumb {
  display: none; /* keep layout simple — show num + text */
}
.audience-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}
.audience-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 16px;
  letter-spacing: -0.005em;
  text-transform: lowercase;
}
.audience-blurb {
  font-size: 14px;
  color: var(--fg-3);
  text-wrap: pretty;
  line-height: 1.4;
}
.audience-arrow {
  grid-row: 1 / span 2;
  align-self: center;
  color: oklch(0.78 0.18 var(--aud-hue, 285));
  display: inline-flex;
  align-items: center;
  transition: transform .18s;
}
.audience-card:hover .audience-arrow { transform: translateX(3px); }
@media (max-width: 1100px) {
  .audience-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .audience-grid { grid-template-columns: 1fr; }
}

/* ============= rails wrapper ============= */
.rails { display: flex; flex-direction: column; }

/* ============= sticky toolbar ============= */
.sticky-toolbar {
  position: sticky;
  top: 60px;
  z-index: 40;
  background: oklch(0.12 0.02 285 / 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  padding: 10px 0;
  margin: 0 -24px 12px;
  padding-left: 24px;
  padding-right: 24px;
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-3);
}
.sticky-toolbar-count { color: var(--fg-1); }
.sticky-toolbar-clear {
  margin-left: auto;
  background: transparent;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  padding: 6px 12px;
  color: var(--fg-2);
  cursor: pointer;
  font-family: inherit;
  font-size: 14px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.sticky-toolbar-clear:hover { color: var(--fg-1); border-color: var(--purple-soft, oklch(0.55 0.16 285 / 0.6)); }

/* ============= saved strip / button ============= */
.save-btn {
  appearance: none;
  background: oklch(0.16 0.03 285 / 0.8);
  border: 1px solid var(--line-2);
  border-radius: 999px;
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--fg-2);
  transition: color .15s, border-color .15s, background .15s, transform .15s;
}
.save-btn:hover {
  color: oklch(0.85 0.18 25);
  border-color: oklch(0.65 0.18 25 / 0.6);
  transform: scale(1.05);
}
.save-btn.on {
  color: oklch(0.78 0.2 25);
  border-color: oklch(0.65 0.2 25 / 0.8);
  background: oklch(0.3 0.12 25 / 0.5);
}
.card-save { position: absolute; top: 8px; right: 8px; }

/* ============= collection page (overlay) ============= */
.cp-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  overflow-y: auto;
  padding: 40px 20px;
}
.cp-bg {
  position: fixed;
  inset: 0;
  background: oklch(0.06 0.015 285 / 0.85);
  backdrop-filter: blur(14px);
}
.cp-inner {
  position: relative;
  width: min(100%, 980px);
  background: var(--bg-elev-1);
  border: 1px solid var(--line-2);
  border-radius: 18px;
  padding: 28px;
}
.cp-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: transparent;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  padding: 8px 14px;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-2);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.cp-head {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 24px;
  margin-bottom: 24px;
}
.cp-cover {
  position: relative;
  height: 220px;
  border-radius: 14px;
  overflow: hidden;
}
.cp-cover > svg, .cp-cover > div { width: 100%; height: 100%; }
.cp-cover-glow { position: absolute; inset: 0; background: radial-gradient(circle at 50% 100%, oklch(0.5 0.18 285 / 0.4), transparent 70%); }
.cp-headtext { display: flex; flex-direction: column; gap: 10px; }
.cp-eye {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: oklch(0.75 0.16 285);
  display: inline-flex; align-items: center; gap: 6px;
}
.cp-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 36px;
  letter-spacing: -0.02em;
  margin: 0;
}
.cp-blurb {
  font-size: 14px;
  color: var(--fg-2);
  line-height: 1.5;
  margin: 0;
  text-wrap: pretty;
}
.cp-summary {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.cp-summary-num { font-size: 22px; color: var(--fg-1); letter-spacing: 0; font-family: var(--font-display); }
.cp-summary-word { color: var(--fg-3); }
.cp-summary-dot { width: 4px; height: 4px; border-radius: 50%; background: var(--line-2); }
.cp-summary-pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  color: var(--fg-2);
}
.cp-summary-pill .swatch { width: 6px; height: 6px; border-radius: 50%; }
.cp-list { list-style: none; padding: 0; margin: 0; }

/* ============= archive view ============= */
.archive { padding: 24px 0 60px; }
.archive-list { display: flex; flex-direction: column; gap: 32px; }
.archive-year-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}
.archive-year-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 56px;
  letter-spacing: -0.04em;
  background: var(--rainbow, linear-gradient(90deg,
    oklch(0.7 0.18 25), oklch(0.78 0.16 75), oklch(0.7 0.18 160), oklch(0.7 0.18 285)));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.archive-year-count {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-3);
}
.archive-year ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 4px; }
.archive-row {
  display: grid;
  grid-template-columns: 80px 140px 1fr 220px 36px;
  gap: 14px;
  align-items: center;
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background .15s, border-color .15s;
}
.archive-row:hover {
  background: oklch(0.18 0.025 285 / 0.5);
  border-color: var(--line-2);
}
.archive-row-date {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.16em;
  color: var(--fg-3);
}
.archive-row-cat {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-2);
  display: inline-flex; align-items: center; gap: 6px;
}
.archive-row-cat .swatch { width: 6px; height: 6px; border-radius: 50%; }
.archive-row-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 15px;
  color: var(--fg-1);
  letter-spacing: -0.005em;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.archive-row-tags {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.1em;
  color: var(--fg-3);
  display: flex;
  gap: 8px;
  overflow: hidden;
  white-space: nowrap;
}
.archive-row-actions { display: flex; justify-content: flex-end; }

@media (max-width: 800px) {
  .archive-row { grid-template-columns: 70px 1fr 32px; }
  .archive-row-cat, .archive-row-tags { display: none; }
  .cp-head { grid-template-columns: 1fr; }
  .cp-cover { height: 160px; }
}

/* ============= active audience state ============= */
.audience-card.active {
  border-color: oklch(0.78 0.2 var(--aud-hue, 285) / 0.95);
  background: linear-gradient(135deg,
    oklch(0.28 0.12 var(--aud-hue, 285) / 0.55),
    oklch(0.18 0.06 var(--aud-hue, 285) / 0.35));
  box-shadow: 0 0 0 1px oklch(0.78 0.2 var(--aud-hue, 285) / 0.6),
              0 14px 28px -14px oklch(0.55 0.2 var(--aud-hue, 285) / 0.7);
}
.audience-card.active::after {
  content: "selected";
  position: absolute;
  top: 8px;
  right: 10px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: oklch(0.85 0.18 var(--aud-hue, 285));
  background: oklch(0.16 0.04 var(--aud-hue, 285) / 0.85);
  border: 1px solid oklch(0.65 0.18 var(--aud-hue, 285) / 0.8);
  padding: 2px 8px 3px;
  border-radius: 999px;
}

/* ============= audience banner ============= */
.audience-banner {
  --aud-hue: 285;
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 22px;
  align-items: center;
  padding: 18px 22px;
  margin: 24px 0 8px;
  border-radius: 16px;
  background: linear-gradient(95deg,
    oklch(0.22 0.10 var(--aud-hue) / 0.55),
    oklch(0.14 0.04 var(--aud-hue) / 0.3) 60%,
    oklch(0.12 0.025 285 / 0.2));
  border: 1px solid oklch(0.65 0.18 var(--aud-hue) / 0.55);
  box-shadow: 0 16px 40px -28px oklch(0.55 0.22 var(--aud-hue) / 0.7),
              inset 0 0 0 1px oklch(0.85 0.18 var(--aud-hue) / 0.08);
  overflow: hidden;
  animation: audienceBannerIn .35s cubic-bezier(.2,.7,.2,1);
}
.audience-banner::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
  background: linear-gradient(180deg,
    oklch(0.85 0.2 var(--aud-hue)),
    oklch(0.55 0.2 var(--aud-hue)));
}
.audience-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(60% 100% at 0% 50%, oklch(0.7 0.22 var(--aud-hue) / 0.18), transparent 70%);
  pointer-events: none;
}
@keyframes audienceBannerIn {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}
.audience-banner-eye {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: oklch(0.82 0.18 var(--aud-hue));
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border: 1px solid oklch(0.65 0.18 var(--aud-hue) / 0.6);
  background: oklch(0.16 0.04 var(--aud-hue) / 0.5);
  border-radius: 999px;
  white-space: nowrap;
}
.audience-banner-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: oklch(0.85 0.2 var(--aud-hue));
  box-shadow: 0 0 8px oklch(0.78 0.2 var(--aud-hue));
  animation: audienceDotPulse 1.6s ease-in-out infinite;
}
@keyframes audienceDotPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.55; transform: scale(0.85); }
}
.audience-banner-body { display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.audience-banner-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--fg-1);
  margin: 0;
  text-transform: lowercase;
}
.audience-banner-emph {
  color: oklch(0.92 0.16 var(--aud-hue));
  font-weight: 700;
}
.audience-banner-tags {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
}
.audience-banner-tag-label {
  color: var(--fg-3);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 14px;
  margin-right: 2px;
}
.audience-banner-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  background: oklch(0.2 0.06 var(--aud-hue) / 0.6);
  border: 1px solid oklch(0.6 0.16 var(--aud-hue) / 0.55);
  color: oklch(0.92 0.14 var(--aud-hue));
}
.audience-banner-count {
  margin-left: 8px;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px dashed oklch(0.6 0.16 var(--aud-hue) / 0.5);
  color: var(--fg-2);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 14px;
}
.audience-banner-clear {
  appearance: none;
  background: transparent;
  border: 1px solid oklch(0.65 0.18 var(--aud-hue) / 0.6);
  color: var(--fg-1);
  border-radius: 999px;
  padding: 8px 14px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: background .15s, border-color .15s, color .15s;
  white-space: nowrap;
}
.audience-banner-clear:hover {
  background: oklch(0.4 0.16 var(--aud-hue) / 0.45);
  border-color: oklch(0.85 0.2 var(--aud-hue) / 0.9);
}

@media (max-width: 720px) {
  .audience-banner {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 16px;
  }
  .audience-banner-clear { justify-self: start; }
}