/*
Theme Name: Kansokusha Archive
Theme URI: https://rig-fusion.com/
Author: RIG / CDPI
Description: 『観測者圏』公式アーカイブのための、研究所アーカイブと文学作品の読書体験を統合するブロックテーマ。
Version: 1.0.1
Requires at least: 6.7
Requires PHP: 7.4
Text Domain: kansokusha-archive
*/

:root {
  --ka-ink: #080b10;
  --ka-panel: #10151d;
  --ka-panel-2: #151c26;
  --ka-line: #2c3745;
  --ka-text: #f1eee8;
  --ka-muted: #aeb8c5;
  --ka-cyan: #8dd9e8;
  --ka-gold: #dcc589;
  --ka-danger: #ffb8b8;
  --ka-reading: 44rem;
  --ka-wide: 76rem;
}

* { box-sizing: border-box; }

html { scroll-behavior: auto; }

body {
  background: var(--ka-ink);
  color: var(--ka-text);
  font-feature-settings: "palt" 1;
  text-rendering: optimizeLegibility;
}

a {
  color: var(--ka-cyan);
  text-decoration-thickness: .08em;
  text-underline-offset: .2em;
}

a:hover { color: #c7f3fb; }

:where(a, button, input, textarea, select, summary):focus-visible {
  outline: 3px solid var(--ka-gold);
  outline-offset: 4px;
  border-radius: 2px;
}

.wp-site-blocks { min-height: 100vh; }

.ka-site-header {
  position: relative;
  z-index: 20;
  border-bottom: 1px solid var(--ka-line);
  background: rgba(8, 11, 16, .97);
}

.ka-header-inner,
.ka-footer-inner {
  width: min(calc(100% - 2rem), var(--ka-wide));
  margin-inline: auto;
}

.ka-brand-lockup { min-width: 12rem; }

.ka-site-header .wp-block-site-title {
  font-size: clamp(.94rem, 1.6vw, 1.12rem);
  letter-spacing: .08em;
}

.ka-site-header .wp-block-navigation {
  font-size: .78rem;
  font-weight: 650;
  letter-spacing: .08em;
}

.ka-site-header .wp-block-navigation-item__content { padding-block: .4rem; }

.ka-site-header .wp-block-navigation__responsive-container.is-menu-open {
  background: var(--ka-ink);
  color: var(--ka-text);
  padding: 1.5rem;
}

.ka-main { min-height: 64vh; }

.ka-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--ka-line);
  background:
    linear-gradient(90deg, rgba(141,217,232,.08) 1px, transparent 1px) 0 0 / 3.5rem 3.5rem,
    linear-gradient(rgba(141,217,232,.06) 1px, transparent 1px) 0 0 / 3.5rem 3.5rem,
    radial-gradient(circle at 82% 18%, rgba(141,217,232,.13), transparent 32%),
    var(--ka-ink);
}

.ka-hero::after {
  content: "OBSERVATION ARCHIVE / CDPI";
  position: absolute;
  right: 1.25rem;
  bottom: 1rem;
  color: rgba(174,184,197,.35);
  font: 600 .65rem/1.2 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  letter-spacing: .18em;
}

.ka-kicker,
.canon-class,
.ka-meta-label {
  color: var(--ka-cyan);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.ka-hero h1 {
  max-width: 16ch;
  font-size: clamp(2.25rem, 7vw, 5.5rem);
  line-height: 1.1;
  letter-spacing: -.025em;
}

.ka-hero-copy {
  max-width: 38rem;
  color: var(--ka-muted);
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  line-height: 1.9;
}

.wp-block-button__link {
  border: 1px solid var(--ka-cyan);
  transition: none;
}

.is-style-outline > .wp-block-button__link {
  border-color: var(--ka-line);
  color: var(--ka-text);
}

.ka-section {
  width: min(calc(100% - 2rem), var(--ka-wide));
  margin-inline: auto;
}

.ka-section-heading {
  border-top: 1px solid var(--ka-line);
  padding-top: 1.25rem;
}

.ka-card-grid { align-items: stretch; }

.ka-card {
  height: 100%;
  border: 1px solid var(--ka-line);
  background: var(--ka-panel);
  padding: clamp(1.25rem, 3vw, 2rem);
}

.ka-card h3 { margin-top: .7rem; }

.ka-card p { color: var(--ka-muted); }

.ka-card-main { border-top: 3px solid var(--ka-cyan); }
.ka-card-gaiden { border-top: 3px solid var(--ka-gold); }
.ka-card-independent { border-top: 3px solid #9da6ff; }

.ka-notice,
.observation-note,
.reader-subtitle,
.spoiler-boundary {
  border-left: 3px solid var(--ka-cyan);
  background: var(--ka-panel);
  padding: 1rem 1.25rem;
  color: var(--ka-muted);
}

.reader-subtitle { border-left-color: var(--ka-gold); }
.spoiler-boundary { border-left-color: var(--ka-danger); }

.ka-content-shell {
  width: min(calc(100% - 2rem), var(--ka-reading));
  margin-inline: auto;
}

.ka-article-header {
  border-bottom: 1px solid var(--ka-line);
  padding-bottom: clamp(1.5rem, 4vw, 2.5rem);
}

.ka-article-header .wp-block-post-title {
  font-size: clamp(2rem, 6vw, 4rem);
  line-height: 1.25;
}

.ka-taxonomy { color: var(--ka-muted); font-size: .82rem; }

.story-body,
.ka-prose {
  font-size: clamp(1rem, 1.4vw, 1.075rem);
  line-height: 2.05;
  letter-spacing: .012em;
  overflow-wrap: anywhere;
}

.story-body > p,
.ka-prose > p { margin-block: 0 1.35em; }

.story-body h2,
.story-body h3,
.ka-prose h2,
.ka-prose h3 {
  margin-top: 2.8em;
  line-height: 1.45;
}

.raw-display,
.story-body pre,
.ka-prose pre {
  max-width: 100%;
  overflow-x: auto;
  border: 1px solid var(--ka-line);
  background: #05070a;
  padding: 1.1rem;
  color: #dce9ec;
  font: .88rem/1.8 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  white-space: pre;
}

.story-body blockquote,
.ka-prose blockquote {
  border-left: 2px solid var(--ka-gold);
  margin-inline: 0;
  padding-left: 1.25rem;
  color: var(--ka-muted);
}

.ka-post-nav {
  border-top: 1px solid var(--ka-line);
  border-bottom: 1px solid var(--ka-line);
  padding-block: 1.25rem;
}

.ka-post-nav .post-navigation-link-next { text-align: right; }

.ka-query-card {
  border-bottom: 1px solid var(--ka-line);
  padding-block: 1.5rem;
}

.ka-query-card .wp-block-post-title { font-size: clamp(1.3rem, 3vw, 1.8rem); }

.ka-footer {
  border-top: 1px solid var(--ka-line);
  background: #07090d;
  color: var(--ka-muted);
}

.ka-footer a { color: var(--ka-muted); }

@media (max-width: 781px) {
  .ka-header-inner { padding-block: .8rem !important; }
  .ka-hero { padding-block: 4rem !important; }
  .ka-hero::after { display: none; }
  .ka-card { padding: 1.2rem; }
  .ka-post-nav .wp-block-columns { gap: 1rem; }
  .ka-post-nav .post-navigation-link-next { text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; }
}

@media print {
  .ka-site-header, .ka-footer, .ka-post-nav { display: none; }
  body { background: #fff; color: #111; }
  .story-body, .ka-prose { max-width: none; font-size: 11pt; line-height: 1.75; }
}