/* Furuyan — archive blues, yellow index tabs, and original artwork. */
:root {
  color-scheme: light;
  --ink: #162449;
  --muted: #4a5875;
  --accent: #2449c9;
  --sky: #eaf3ff;
  --paper: #fafbff;
  --yellow: #ffe16b;
  --line: #c7d4ee;
  --display: "Yu Gothic", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  --body: system-ui, "Yu Gothic", Meiryo, sans-serif;
  --mono: ui-monospace, Consolas, monospace;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-padding-top: 1rem; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 1rem/1.8 var(--body); overflow-wrap: anywhere; }
a { color: var(--accent); text-underline-offset: .24em; }
a:hover { text-decoration-thickness: .16em; }
:focus-visible { outline: 3px solid #a14000; outline-offset: 4px; }
img { display: block; max-width: 100%; height: auto; }
h1, h2, h3, h4 { font-family: var(--display); line-height: 1.32; margin: 0 0 .65em; }
h1 { font-size: clamp(2.55rem, 6vw, 5.3rem); letter-spacing: -.065em; }
h2 { font-size: clamp(1.5rem, 3.8vw, 2.5rem); letter-spacing: -.04em; }
h3 { font-size: clamp(1.13rem, 2.2vw, 1.4rem); }
p, figure { margin: 0 0 1rem; }
button, summary { font: inherit; }
summary { cursor: pointer; font-weight: 700; }
.wrap { width: min(100% - 2rem, 72rem); margin-inline: auto; }
.reading { max-width: 49rem; }
.eyebrow { color: var(--accent); font: 700 .79rem/1.5 var(--mono); letter-spacing: .12em; margin: 0 0 .85rem; }
.sub { color: var(--muted); max-width: 44rem; }
.skip { position: absolute; z-index: 4; left: 1rem; top: .75rem; padding: .5rem 1rem; background: white; transform: translateY(-200%); }
.skip:focus { transform: none; }
.site-header { background: var(--paper); border-bottom: 1px solid var(--line); }
.header-row { min-height: 5rem; display: flex; gap: 1.1rem; align-items: center; justify-content: space-between; padding-block: .75rem; }
.wordmark { display: inline-flex; gap: .75rem; align-items: center; text-decoration: none; color: var(--ink); font: 800 1.07rem var(--display); flex: none; }
.wordmark span { display: grid; place-items: center; width: 2.4rem; height: 2.4rem; background: var(--accent); color: white; border-radius: .55rem; font: 800 .85rem var(--mono); }
.site-nav ul, .footer-links, .pill-list { list-style: none; display: flex; flex-wrap: wrap; gap: .25rem .6rem; padding: 0; margin: 0; }
.site-nav a { display: block; color: var(--ink); padding: .38rem .52rem; font-size: .9rem; font-weight: 700; text-decoration: none; border-radius: .4rem; }
.site-nav a:hover, .site-nav a[aria-current] { color: var(--accent); background: var(--sky); }
.hero { background: var(--sky); border-bottom: 1px solid var(--line); }
.hero-grid { display: grid; grid-template-columns: 1fr .96fr; gap: clamp(1.2rem, 5vw, 4.5rem); align-items: center; padding-block: clamp(2.6rem, 6vw, 5.6rem); }
.hero h1 { margin: 0 0 .28em; }
.hero-tag { display: inline-block; background: var(--yellow); padding: .18rem .52rem; color: var(--ink); transform: rotate(-2deg); }
.hero p:not(.eyebrow) { max-width: 32rem; font-size: clamp(1rem, 2.1vw, 1.15rem); text-wrap: pretty; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: .7rem; margin-block: 1.45rem .25rem; }
.button { display: inline-flex; min-height: 2.85rem; align-items: center; padding: .53rem 1rem; border: 1px solid var(--accent); border-radius: .55rem; font-weight: 750; text-decoration: none; }
.button.primary { color: white; background: var(--accent); }
.button.secondary { color: var(--accent); background: var(--paper); }
.button:hover { text-decoration: underline; }
.feature-art { position: relative; min-width: 0; margin: 0; }
.cover-stage { display: block; position: relative; aspect-ratio: 1.24; border: 1px solid #99b0e9; border-radius: 1.15rem; isolation: isolate; background-color: #d4e4ff; background-image: radial-gradient(#829bd7 1px, transparent 1px); background-size: 12px 12px; }
.cover-stage a { position: absolute; display: grid; place-items: center; width: 45%; height: 79%; }
.cover-stage a:focus-visible { z-index: 2; }
.cover-stage img { width: 100%; max-height: 100%; object-fit: contain; filter: drop-shadow(6px 10px 8px #16244944); }
.cover-stage .cover-a { top: 10%; left: 9%; transform: rotate(-9deg); }
.cover-stage .cover-b { bottom: 6%; right: 9%; transform: rotate(8deg); }
.cover-stage .stamp { position: absolute; z-index: 1; top: 8%; right: 5%; background: var(--yellow); color: var(--ink); padding: .25rem .6rem; border: 1px solid var(--ink); border-radius: .32rem; font: 750 .75rem/1.5 var(--mono); transform: rotate(5deg); }
.feature-art figcaption { margin-top: .5rem; color: var(--muted); font-size: .82rem; text-align: right; }
.page-head { background: var(--sky); padding-block: clamp(2.4rem, 6vw, 4.8rem); border-bottom: 1px solid var(--line); }
.page-head h1 { margin-bottom: .32em; font-size: clamp(2.45rem, 6vw, 4.4rem); }
.page-head p:last-child { margin-bottom: 0; }
.section { padding-block: clamp(2.4rem, 5vw, 4.5rem); }
.section + .section { border-top: 1px solid var(--line); }
.section h2[id], article[id] { scroll-margin-top: 1rem; }
.section-title { margin-bottom: 1.4rem; }
.cards { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 1rem; }
.card, .panel { min-width: 0; background: white; border: 1px solid var(--line); border-radius: .95rem; }
.card { padding: clamp(1rem, 2.7vw, 1.6rem); }
.card p:last-child, .panel p:last-child { margin-bottom: 0; }
.card .eyebrow { margin-bottom: .5rem; }
.panel { padding: clamp(1rem, 3.1vw, 2rem); margin-block: 1rem; }
.panel > :last-child, .prose > :last-child { margin-bottom: 0; }
.panel img, .prose img { margin-block: .6rem 1.05rem; border-radius: .42rem; }
.split { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); align-items: start; gap: clamp(1.2rem,4vw,3.25rem); }
.feature-panel { background: #eaf3ff; }
.feature-panel h2 { font-size: clamp(1.4rem,3.3vw,2.25rem); }
.visual img { width: 100%; max-height: 29rem; object-fit: contain; background: var(--sky); border: 1px solid var(--line); border-radius: .65rem; }
.visual figcaption { color: var(--muted); font-size: .86rem; }
.pill-list { margin-block: 1rem; }
.pill-list a { display: block; padding: .32rem .78rem; background: var(--sky); border: 1px solid var(--line); border-radius: 2rem; }
.archive p { margin-bottom: .48rem; }
.archive .panel + .panel { margin-top: 1.2rem; }
.archive ul { padding-left: 1.4rem; }
.archive li { margin-block: .45rem; }
.prose a { word-break: break-word; }
.gallery-grid { display: grid; grid-template-columns: repeat(auto-fill,minmax(min(100%,9.4rem),1fr)); gap: .75rem; margin-bottom: 1.5rem; }
.gallery-grid a { display: block; padding: .55rem; color: var(--ink); border: 1px solid var(--line); border-radius: .65rem; background: white; text-decoration: none; }
.gallery-grid a:hover { border-color: var(--accent); text-decoration: underline; }
.gallery-grid img { width: 100%; aspect-ratio: .82; object-fit: contain; border-radius: .3rem; background: var(--sky); }
.gallery-grid span { display: block; margin-top: .35rem; font-size: .82rem; }
dialog { max-width: min(95vw,66rem); max-height: 95dvh; padding: .8rem; color: var(--ink); background: var(--paper); border: 1px solid var(--line); border-radius: .8rem; }
dialog::backdrop { background: #101b36dd; }
dialog img { max-height: 75dvh; width: auto; margin-inline: auto; object-fit: contain; }
.dialog-bar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .5rem 1rem; padding-top: .65rem; }
.dialog-bar p { margin: 0; }
.dialog-bar button { background: var(--accent); color: white; cursor: pointer; border: 0; border-radius: .4rem; padding: .4rem .85rem; }
.site-footer { background: var(--ink); color: white; padding-block: 2.2rem; }
.site-footer a { color: #dce8ff; display: inline-block; padding-block: .3rem; }
.site-footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; }
.site-footer p { margin-bottom: .1rem; }
.site-footer .footer-links { gap: .3rem 1rem; }
.site-footer a:focus-visible { outline-color: var(--yellow); }
@media (max-width: 53rem) {
  .header-row { align-items: flex-start; flex-direction: column; gap: .48rem; }
}
@media (max-width: 42rem) {
  .hero-grid, .split { grid-template-columns: 1fr; }
  .hero-grid { gap: 1.65rem; }
  .feature-art { width: min(100%,29rem); }
  .cards { grid-template-columns: 1fr; }
}
@media (max-width: 26rem) {
  .site-nav ul { column-gap: .18rem; }
  .site-nav a { font-size: .82rem; padding-inline: .32rem; }
}
@media (prefers-reduced-motion: no-preference) {
  .button, .gallery-grid a { transition: background-color .15s, border-color .15s; }
}