/* ============================================================
   HOMEBOUND — components.css
   Kennel card, stamp, buttons, nav, footer
   ============================================================ */

/* ---------- Stamp ----------
   Rubber-stamp status mark. Rotation is set per-animal via
   --stamp-rotation (deterministic from animal id, applied by JS
   or inline style). Ink texture via a subtle CSS mask. */

.stamp {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  padding: 0.35em 0.9em;
  border: 1.5px solid currentColor;
  border-radius: 2px;
  transform: rotate(var(--stamp-rotation, -2deg));
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.55 0.45'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)'/%3E%3C/svg%3E");
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.55 0.45'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)'/%3E%3C/svg%3E");
  -webkit-mask-size: 120px 120px;
  mask-size: 120px 120px;
}

.stamp--available { color: var(--stamp-green); }
.stamp--pending   { color: var(--stamp-blue); }
.stamp--gone-home { color: var(--stamp-crimson); }

.stamp--lg {
  font-size: var(--text-sm);
  padding: 0.4em 1.1em;
  border-width: 2px;
}

/* ---------- Kennel card ----------
   The signature component. Paper card, hairline rules,
   mono data block, portrait media, stamp. */

.kennel-card {
  background: var(--paper);
  border: var(--hairline);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: box-shadow 0.3s ease;
}

.kennel-card:hover {
  box-shadow: 4px 4px 0 var(--concrete);
}

.kennel-card__media {
  position: relative;
  border-bottom: var(--hairline);
}

/* Hover crossfade slot: portrait on top, loop video underneath.
   Real or placeholder — same behavior. */
.kennel-card__media .kennel-card__loop {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.45s ease;
}
.kennel-card:hover .kennel-card__loop,
.kennel-card:focus-within .kennel-card__loop {
  opacity: 1;
}

.kennel-card__body {
  padding: var(--space-3) var(--space-3) var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  flex: 1;
}

.kennel-card__name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  text-transform: uppercase;
  letter-spacing: -0.01em;
  line-height: 1;
}
.kennel-card__name a {
  color: inherit;
}
.kennel-card__name a:hover {
  text-decoration: none;
}
/* Full-card click target */
.kennel-card__name a::after {
  content: "";
  position: absolute;
  inset: 0;
}

.kennel-card__data {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1.8;
  border-top: var(--hairline-soft);
  padding-top: var(--space-2);
}

.kennel-card__data .data-row {
  display: flex;
  justify-content: space-between;
  gap: var(--space-2);
}
.kennel-card__data .data-row dt {
  color: var(--ink);
  opacity: 0.55;
}
.kennel-card__data .data-row dd {
  text-align: right;
}

.kennel-card__tagline {
  font-family: var(--font-editorial);
  font-style: italic;
  font-size: var(--text-base);
  line-height: 1.4;
}

.kennel-card__stamp {
  position: absolute;
  top: var(--space-2);
  right: var(--space-2);
  z-index: 2;
  background: var(--paper);
  transition: filter 0.3s ease;
}
.kennel-card:hover .kennel-card__stamp {
  filter: brightness(1.15) saturate(1.2);
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink);
  background: transparent;
  border: var(--hairline);
  padding: 0.8em 1.6em;
  cursor: pointer;
  transition: letter-spacing 0.35s ease, background 0.25s ease, color 0.25s ease;
}
.btn:hover {
  letter-spacing: 0.16em;
  text-decoration: none;
}

.btn--primary {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}
.btn--primary:hover {
  background: var(--stamp-blue);
  border-color: var(--stamp-blue);
}

.btn--stamp {
  color: var(--stamp-blue);
  border: 1.5px solid var(--stamp-blue);
  border-radius: 2px;
}
.btn--stamp:hover {
  background: var(--stamp-blue);
  color: var(--paper);
}

/* ---------- Nav ---------- */

.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border-bottom: var(--hairline);
}

.site-nav__inner {
  max-width: var(--max-content);
  margin-inline: auto;
  padding: var(--space-3) var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.site-nav__wordmark {
  font-family: var(--font-display);
  font-size: 1.125rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--ink);
}
.site-nav__wordmark:hover {
  text-decoration: none;
}

.site-nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  list-style: none;
  flex-wrap: wrap;
}

.site-nav__links a {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink);
  padding-block: 0.25em;
}
.site-nav__links a:hover,
.site-nav__links a[aria-current="page"] {
  color: var(--stamp-blue);
  text-decoration: none;
  border-bottom: 1px solid var(--stamp-blue);
}

@media (max-width: 640px) {
  .site-nav__inner {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }
}

/* ---------- Footer ---------- */

.site-footer {
  border-top: var(--hairline);
  margin-top: var(--space-7);
  padding-block: var(--space-6);
}

.site-footer__inner {
  max-width: var(--max-content);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: var(--space-4);
}

.site-footer__wordmark {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  text-transform: uppercase;
  line-height: 1;
}

.site-footer__note {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  opacity: 0.6;
  max-width: 28em;
  line-height: 1.7;
}

/* ---------- Card grid ---------- */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(16rem, 1fr));
  gap: var(--space-4);
}

/* ---------- Preloader ----------
   Shown only when html.preloading is set (inline head script,
   once per session via sessionStorage). Wordmark stamps in,
   then the panel curtain-lifts. Under 1.2s total. */

.preloader {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: var(--paper);
  display: none;
  align-items: center;
  justify-content: center;
}

html.preloading .preloader {
  display: flex;
}

.preloader__wordmark {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  text-transform: uppercase;
  letter-spacing: -0.02em;
  opacity: 0;
}

/* ---------- Home hero ---------- */

.hero {
  position: relative;
  height: 100svh;
  min-height: 30rem;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
}

.hero .hero__media {
  position: absolute;
  inset: 0;
  aspect-ratio: auto;
  height: 100%;
}

/* Legibility scrim over the media (placeholder now, video later) */
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(26, 25, 23, 0.55) 0%, rgba(26, 25, 23, 0) 45%);
  pointer-events: none;
}

.hero__overlay {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--max-content);
  margin-inline: auto;
  padding: 0 var(--gutter) var(--space-6);
  color: var(--paper);
}

.hero__sub {
  margin-top: var(--space-3);
  max-width: 34em;
  letter-spacing: 0.08em;
}

.hero__cue {
  position: absolute;
  z-index: 2;
  bottom: var(--space-3);
  right: var(--gutter);
  color: var(--paper);
  letter-spacing: 0.2em;
  animation: hero-cue 2.2s ease-in-out infinite;
}

@keyframes hero-cue {
  0%, 100% { transform: translateY(0); opacity: 0.9; }
  50% { transform: translateY(6px); opacity: 0.5; }
}

@media (prefers-reduced-motion: reduce) {
  .hero__cue { animation: none; }
}

/* ---------- Section head ---------- */

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-bottom: var(--space-3);
}

/* ---------- Story teaser ---------- */

.story-teaser {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: var(--space-5);
  align-items: end;
}

.story-teaser__text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-3);
}

@media (max-width: 760px) {
  .story-teaser {
    grid-template-columns: 1fr;
  }
}

/* ---------- Gone Home counter band ---------- */

.counter-band {
  border-top: var(--hairline);
  border-bottom: var(--hairline);
  background: var(--concrete);
}

.counter-band__inner {
  max-width: var(--max-content);
  margin-inline: auto;
  padding: var(--space-6) var(--gutter);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4) var(--space-5);
}

.counter-band__num {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.counter-band__copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-3);
}

.counter-band__copy .stamp {
  --stamp-rotation: -2.5deg;
}

/* ---------- Filter bar (animals directory) ---------- */

.filter-bar {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}

.filter-group {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-1) var(--space-2);
}

.filter-group__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  opacity: 0.5;
  min-width: 5.5rem;
}

.filter-btn {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink);
  background: none;
  border: 1px solid transparent;
  border-radius: 2px;
  padding: 0.3em 0.7em;
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.filter-btn:hover {
  color: var(--stamp-blue);
}

.filter-btn.is-active {
  color: var(--stamp-blue);
  border-color: var(--stamp-blue);
}

.dir-count {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.6;
}

/* ---------- Animal profile ---------- */

.profile-layout {
  display: grid;
  grid-template-columns: minmax(16rem, 22rem) 1fr;
  gap: var(--space-6);
  align-items: start;
}

.profile-layout__card {
  position: sticky;
  top: 6.5rem;
}

/* Kennel card collapses above the gallery on mobile (CLAUDE.md §10) */
@media (max-width: 900px) {
  .profile-layout {
    grid-template-columns: 1fr;
  }
  .profile-layout__card {
    position: static;
  }
}

.kennel-card--profile:hover {
  box-shadow: none;
}

.profile-story {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.profile-story .editorial {
  max-width: var(--max-prose);
}

/* ---------- Profile CTA ---------- */

.profile-cta {
  border-top: var(--hairline);
  background: var(--concrete);
}

.profile-cta__inner {
  max-width: var(--max-content);
  margin-inline: auto;
  padding: var(--space-7) var(--gutter);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-4);
}

.profile-cta__name {
  font-size: var(--text-2xl);
}

.profile-cta__details {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1.9;
}

.profile-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

/* ---------- Back link ---------- */

.back-link {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ---------- Stories index: stacked teasers, alternating ---------- */

.story-index {
  display: flex;
  flex-direction: column;
  gap: var(--space-7);
}

.story-tease {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: var(--space-5);
  align-items: end;
}

.story-tease--flip .story-tease__media {
  order: 2;
}

.story-tease__text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-3);
}

.story-tease__soon {
  color: var(--stamp-blue);
}

.story-tease__text h2 a {
  color: inherit;
}
.story-tease__text h2 a:hover {
  text-decoration: none;
  color: var(--stamp-blue);
}

@media (max-width: 760px) {
  .story-tease {
    grid-template-columns: 1fr;
    align-items: start;
  }
  .story-tease--flip .story-tease__media {
    order: 0;
  }
}

/* ---------- Story article ---------- */

/* Progress hairline at viewport top (scaleX scrubbed by scroll) */
.story-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--stamp-blue);
  transform: scaleX(0);
  transform-origin: left center;
  z-index: 150;
  pointer-events: none;
}

.story-header {
  padding-block: var(--space-7) var(--space-6);
}

.story-header .dek {
  margin-top: var(--space-4);
  max-width: 36rem;
}

/* Quiet text columns on paper (Snow Fall) */
.story-block--text {
  padding-block: var(--space-6);
  display: flex;
  justify-content: center;
}

/* Breather: full-bleed media */
.story-fullbleed {
  padding-block: var(--space-5);
}

/* Pinned full-bleed media with panels scrolling over (The Boat).
   CSS sticky does the pinning — no JS, degrades gracefully. */
.story-pinned {
  position: relative;
  background: var(--ink);
}

.story-pinned__media {
  position: sticky;
  top: 0;
  height: 100svh;
  overflow: hidden;
}

.story-pinned__media .media {
  position: absolute;
  inset: 0;
  height: 100%;
  aspect-ratio: auto;
}

.story-pinned__panels {
  position: relative;
  z-index: 2;
  margin-top: -100svh;
}

.story-panel-wrap {
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: var(--space-6) var(--gutter);
  max-width: var(--max-content);
  margin-inline: auto;
}

.story-panel-wrap:nth-child(even) {
  justify-content: flex-end;
}

.story-panel {
  background: var(--paper);
  border: var(--hairline);
  padding: var(--space-5);
  max-width: 30rem;
  font-family: var(--font-editorial);
  font-size: var(--text-editorial);
  line-height: 1.6;
}

/* Diptych: two portraits side by side */
.story-diptych {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  padding-block: var(--space-5);
}

@media (max-width: 640px) {
  .story-diptych {
    grid-template-columns: 1fr;
  }
}

/* Closing: the animals in this story */
.story-animals {
  border-top: var(--hairline);
  padding-block: var(--space-6);
}

/* ---------- Gone Home wall ---------- */

.gone-home-count {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--stamp-crimson);
}

/* ---------- Shelter cards ---------- */

.shelter-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(24rem, 100%), 1fr));
  gap: var(--space-5);
}

.shelter-card {
  background: var(--paper);
  border: var(--hairline);
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.3s ease;
}

.shelter-card:hover {
  box-shadow: 4px 4px 0 var(--concrete);
}

.shelter-card__media {
  border-bottom: var(--hairline);
}

.shelter-card__body {
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-3);
  flex: 1;
}

.shelter-card__name {
  font-size: var(--text-lg);
}

.shelter-card__meta {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--stamp-blue);
}

.shelter-card__details {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1.9;
  border-top: var(--hairline-soft);
  padding-top: var(--space-3);
  width: 100%;
}

.shelter-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: auto;
}

/* ---------- About ---------- */

.about-layout {
  display: grid;
  grid-template-columns: minmax(16rem, 24rem) 1fr;
  gap: var(--space-6);
  align-items: start;
}

@media (max-width: 760px) {
  .about-layout {
    grid-template-columns: 1fr;
  }
}

/* ---------- Forms (contact stub) ---------- */

.form {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: 36rem;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.form-field label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.form-field input,
.form-field textarea {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--ink);
  background: transparent;
  border: var(--hairline);
  border-radius: 0;
  padding: 0.7em 0.9em;
}

.form-field textarea {
  min-height: 8rem;
  resize: vertical;
}

.form-note {
  display: none;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  border: 1.5px solid var(--stamp-blue);
  border-radius: 2px;
  color: var(--stamp-blue);
  padding: var(--space-3);
}

.form-note.is-visible {
  display: block;
}

/* ---------- Page transitions ----------
   Exit: .page-veil (ink panel) wipes up over the page, then navigate.
   Enter: html.transitioning (set by the inline head script when the
   hb-transition flag is present) paints an instant ink cover via
   body::before, which lifts away with a CSS animation — no JS needed
   before first paint. transitions.js stamps the H1 and clears the flag. */

.page-veil {
  position: fixed;
  inset: 0;
  background: var(--ink);
  z-index: 180;
  transform: translateY(100%);
  pointer-events: none;
}

html.transitioning body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: var(--ink);
  z-index: 179;
  pointer-events: none;
  animation: veil-lift 0.5s cubic-bezier(0.7, 0, 0.3, 1) 0.05s forwards;
}

@keyframes veil-lift {
  to { transform: translateY(-101%); }
}

@media (prefers-reduced-motion: reduce) {
  html.transitioning body::before {
    animation: veil-fade 0.3s ease forwards;
  }
  @keyframes veil-fade {
    to { opacity: 0; visibility: hidden; }
  }
}

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

.empty-state {
  border: var(--hairline-soft);
  padding: var(--space-5);
  text-align: center;
  grid-column: 1 / -1;
}