:root {
  --bg: #ffffff;
  --surface: #ffffff;
  --fg: #1a1712;
  --muted: #8b857a;
  --faint: #e7e2d9;
  --frame: #ece9e1;
  --accent: #b4603f;
  --ease: cubic-bezier(.22, .61, .36, 1);
  --menu-font: 'Pathway Gothic One', Impact, sans-serif;
  --menu-size: 35px;
  --pad-x: clamp(1.1rem, 4vw, 2.5rem);
  --measure: 1100px;
  --footer-h: 40px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #100f0d;
    --surface: #1a1712;
    --fg: #f2efe8;
    --muted: #928c82;
    --faint: #2a2621;
    --frame: #221f1a;
    --accent: #dd8a68;
  }
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg);
}

body {
  color: var(--fg);
  font-family: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  color: var(--fg);
}

::selection {
  background: var(--accent);
  color: #fff;
}

img {
  max-width: 100%;
}

/* ---------- footer (shared) ---------- */
.site-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .35rem .6rem;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 20;
  min-height: var(--footer-h);
  padding: .3rem var(--pad-x);
  background: color-mix(in srgb, var(--bg) 50%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.site-footer.center {
  justify-content: center;
}

.footer-text {
  font-family: 'Space Mono', monospace;
  font-size: 13px;
  line-height: 1.2;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}

.sep {
  color: var(--muted);
  opacity: .55;
  font-size: .9rem;
  line-height: 1;
}

.ig {
  color: var(--muted);
  display: inline-flex;
  align-items: center;
}

.ig svg {
  display: block;
}

.ig:hover {
  color: var(--fg);
}

/* ---------- home ---------- */
.home {
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  padding: clamp(1.1rem, 2.6vw, 2rem) var(--pad-x);
  padding-bottom: calc(clamp(1.1rem, 2.6vw, 2rem) + var(--footer-h));
  gap: clamp(1.25rem, 3vh, 2.25rem);
}

.menu {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .35rem .6rem;
  font-family: var(--menu-font);
}

.menu a {
  display: inline-block;
  border: 1px solid var(--faint);
  padding: .14em .45em;
  font-family: inherit;
  font-size: var(--menu-size);
  line-height: 1.15;
  text-transform: uppercase;
  letter-spacing: .045em;
  color: color-mix(in srgb, var(--fg) 88%, var(--bg));
  background: none;
  transition: background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}

.menu a:hover,
.menu a:focus-visible {
  background: var(--fg);
  color: var(--bg);
  border-color: var(--fg);
  outline: none;
}

.preview-area {
  flex: 1;
  min-height: 0;
  display: flex;
}

.preview {
  display: block;
  flex: 0 0 auto;
  align-self: stretch;
  position: relative;
  width: 100%;
  visibility: hidden;
}

.preview.is-on {
  visibility: visible;
}

.preview img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: left top;
}

.rows {
  display: none;
}

@media (max-width:759px),
(hover:none) {
  .preview-area {
    display: none;
  }

  .rows {
    display: flex;
    flex-direction: column;
    gap: 1px;
    font-family: var(--menu-font);
  }

  .rows a {
    display: grid;
    grid-template-columns: 50% 50%;
    align-items: start;
    gap: .6rem;
    color: inherit;
  }

  .rows .row-title {
    justify-self: end;
    text-align: right;
    border: 1px solid var(--faint);
    padding: .14em .45em;
    font-family: inherit;
    font-size: max(calc(var(--menu-size) * 0.6), 20px);
    line-height: 1.15;
    text-transform: uppercase;
    letter-spacing: .02em;
    color: color-mix(in srgb, var(--fg) 88%, var(--bg));
  }

  .rows .row-thumb {
    width: 100%;
    aspect-ratio: 7 / 3;
    background: var(--frame) center / cover no-repeat;
    display: block;
  }

  .menu {
    display: none;
  }

  .home .site-footer {
    justify-content: center;
  }
}

/* ---------- album ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--faint);
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.topbar-inner {
  max-width: var(--measure);
  margin: 0 auto;
  display: flex;
  padding: .6rem var(--pad-x);
}

.back {
  color: var(--muted);
  font-size: 1.2rem;
  line-height: 1;
  padding: .3rem .15rem;
  transition: color .3s var(--ease);
}

.back:hover {
  color: var(--fg);
}

.album {
  max-width: var(--measure);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  padding-bottom: var(--footer-h);
}

.album-head {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  padding: clamp(1.75rem, 5vw, 3.5rem) 0 clamp(1.25rem, 3vw, 2rem);
}

.album-title {
  margin: 0;
  font-family: var(--menu-font);
  font-size: var(--menu-size);
  font-weight: 400;
  line-height: 1.15;
  text-transform: uppercase;
  letter-spacing: .045em;
  color: color-mix(in srgb, var(--fg) 88%, var(--bg));
}

.album-desc {
  margin: 0;
  max-width: 48ch;
  font-family: 'Space Mono', monospace;
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: .04em;
  color: var(--muted);
  text-wrap: pretty;
}

.waterfall {
  display: flex;
  flex-direction: column;
  gap: clamp(1rem, 2.5vw, 2rem);
}

.waterfall img {
  width: 100%;
  height: auto;
  display: block;
  background: var(--frame);
  animation: photoIn .9s var(--ease) both;
}

@keyframes photoIn {
  from {
    opacity: 0;
    transform: translateY(16px);
  }

  to {
    opacity: 1;
    transform: none;
  }
}

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