:root {
  color-scheme: light;
  --ink: #283244;
  --muted: #6d7484;
  --paper: #fffaf8;
  --white: #ffffff;
  --pink: #f8dce6;
  --pink-strong: #d99bb1;
  --blue: #dceefa;
  --blue-strong: #78a8c7;
  --green: #ddf0e4;
  --green-strong: #79aa8a;
  --purple: #e8e1f8;
  --purple-strong: #9a82c1;
  --line: rgba(40, 50, 68, 0.12);
  --shadow: 0 24px 70px rgba(72, 88, 120, 0.12);
  --glass-fill: rgba(255, 255, 255, 0.29);
  --glass-fill-strong: rgba(255, 255, 255, 0.48);
  --glass-border: rgba(255, 255, 255, 0.78);
  --glass-edge: rgba(80, 94, 122, 0.13);
  --glass-shadow: 0 22px 60px rgba(74, 88, 118, 0.13), inset 0 1px 0 rgba(255, 255, 255, 0.84), inset 0 -1px 0 rgba(69, 84, 111, 0.06);
  --glass-shadow-hover: 0 28px 72px rgba(74, 88, 118, 0.17), inset 0 1px 0 rgba(255, 255, 255, 0.92), inset 0 -1px 0 rgba(69, 84, 111, 0.07);
  --glass-filter: blur(26px) saturate(145%);
  --liquid-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --serif: Georgia, "Noto Serif SC", "Songti SC", serif;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  position: relative;
  isolation: isolate;
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 10%, rgba(248, 220, 230, 0.86), transparent 25rem),
    radial-gradient(circle at 92% 16%, rgba(220, 238, 250, 0.88), transparent 28rem),
    radial-gradient(circle at 70% 76%, rgba(221, 240, 228, 0.72), transparent 25rem),
    radial-gradient(circle at 20% 88%, rgba(232, 225, 248, 0.76), transparent 26rem),
    linear-gradient(155deg, #fffdfb 0%, var(--paper) 48%, #f9fbff 100%);
  background-attachment: fixed;
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

body::before,
body::after {
  content: "";
  position: fixed;
  z-index: -1;
  width: clamp(230px, 34vw, 520px);
  aspect-ratio: 1.08;
  border-radius: 42% 58% 61% 39% / 52% 43% 57% 48%;
  pointer-events: none;
  filter: blur(2px);
  opacity: 0.56;
  animation: liquid-drift 18s var(--liquid-ease) infinite alternate;
}
body::before {
  top: 24vh;
  left: -12vw;
  background: linear-gradient(145deg, rgba(248, 220, 230, 0.84), rgba(232, 225, 248, 0.56));
}
body::after {
  right: -14vw;
  bottom: 5vh;
  background: linear-gradient(145deg, rgba(220, 238, 250, 0.82), rgba(221, 240, 228, 0.6));
  animation-delay: -7s;
  animation-direction: alternate-reverse;
}

a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; }
:focus-visible { outline: 3px solid rgba(120, 168, 199, 0.55); outline-offset: 4px; }
.shell { width: min(1160px, calc(100% - 40px)); margin: 0 auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 100; padding: 10px 14px; border-radius: 10px; background: var(--ink); color: white; transition: top 160ms ease; }
.skip-link:focus { top: 16px; }

.site-header { position: sticky; top: 14px; z-index: 20; min-height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 28px; margin-top: 14px; padding: 0 18px; border: 1px solid var(--glass-border); border-bottom-color: var(--glass-edge); border-radius: 999px; background: linear-gradient(135deg, rgba(255,255,255,0.49), rgba(255,255,255,0.27)); box-shadow: 0 14px 38px rgba(72,88,120,0.11), inset 0 1px 0 rgba(255,255,255,0.95); -webkit-backdrop-filter: var(--glass-filter); backdrop-filter: var(--glass-filter); }
.site-header::before { content: ""; position: absolute; inset: 0; border-radius: inherit; background: linear-gradient(115deg, rgba(255,255,255,0.34), transparent 28%, transparent 72%, rgba(255,255,255,0.14)); pointer-events: none; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 780; font-size: 1.08rem; letter-spacing: -0.03em; }
.brand-mark { width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,0.86); border-radius: 50% 46% 52% 44%; background: linear-gradient(145deg, rgba(255,255,255,0.53), rgba(248,220,230,0.57)); box-shadow: inset 0 1px 0 rgba(255,255,255,0.96), 0 6px 16px rgba(72,88,120,0.12); font-family: var(--serif); }
.brand-dot { color: var(--purple-strong); }
.site-nav { display: flex; align-items: center; gap: 4px; color: var(--muted); font-size: 0.85rem; }
.site-nav a { position: relative; padding: 9px 13px; border: 1px solid transparent; border-radius: 999px; transition: color 180ms ease, transform 180ms ease, background 180ms ease, border-color 180ms ease, box-shadow 180ms ease; }
.site-nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 2px; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: right; transition: transform 180ms ease; }
.site-nav a:hover, .site-nav a:focus-visible, .site-nav a[aria-current="page"] { color: var(--ink); transform: translateY(-1px); background: rgba(255,255,255,0.34); border-color: rgba(255,255,255,0.72); box-shadow: inset 0 1px 0 rgba(255,255,255,0.86), 0 6px 16px rgba(72,88,120,0.08); }
.site-nav a[aria-current="page"] { background: linear-gradient(135deg, rgba(255,255,255,0.5), rgba(232,225,248,0.32)); }
.site-nav a:hover::after, .site-nav a[aria-current="page"]::after { transform: scaleX(1); transform-origin: left; }
.site-nav a::after { display: none; }
.nav-toggle { display: none; width: 42px; height: 42px; padding: 10px; border: 1px solid var(--glass-border); border-radius: 50%; background: rgba(255,255,255,0.32); box-shadow: inset 0 1px 0 rgba(255,255,255,0.9); }
.nav-toggle > span:not(.sr-only) { display: block; height: 1px; margin: 5px 0; background: var(--ink); }

.home-profile { min-height: calc(100vh - 222px); display: grid; grid-template-columns: minmax(280px, 0.85fr) minmax(0, 1.15fr); align-items: center; gap: clamp(44px, 7vw, 96px); padding: 72px 0 96px; }
.eyebrow, .section-kicker { margin: 0 0 20px; color: #7c7290; font-size: 0.74rem; font-weight: 760; letter-spacing: 0.16em; text-transform: uppercase; }
.avatar-panel { position: relative; isolation: isolate; top: -40px; width: 110%; max-width: 540px; justify-self: center; display: block; aspect-ratio: 1; overflow: hidden; border: 10px solid rgba(255,255,255,0.58); border-radius: 50%; background: linear-gradient(145deg, var(--pink), var(--blue)); box-shadow: var(--glass-shadow); -webkit-backdrop-filter: var(--glass-filter); backdrop-filter: var(--glass-filter); transition: transform 480ms var(--liquid-ease), box-shadow 480ms var(--liquid-ease), border-color 480ms ease; }
.avatar-panel::after { content: ""; position: absolute; z-index: 3; inset: 0; border: 1px solid rgba(40,50,68,0.08); border-radius: inherit; pointer-events: none; }
.avatar-panel:hover,
.avatar-panel:focus-visible { transform: translateY(-9px) rotate(-1.2deg) scale(1.025); border-color: rgba(255,255,255,0.78); box-shadow: var(--glass-shadow-hover); }
.avatar-panel img { width: 100%; height: 100%; display: block; border-radius: 50%; object-fit: cover; object-position: center; transition: transform 620ms var(--liquid-ease), filter 480ms ease; }
.avatar-panel:hover img,
.avatar-panel:focus-visible img { transform: scale(1.065) rotate(1.2deg); filter: saturate(1.04) brightness(1.025); }
.profile-information { padding: clamp(30px, 4.5vw, 52px); border-radius: 36px; }
.profile-information > .eyebrow { margin-bottom: 24px; font-size: clamp(1rem, 1.35vw, 1.28rem); }
.profile-information h1 { margin: 0; font-family: var(--sans); font-size: clamp(3.4rem, 7vw, 6.4rem); font-weight: 620; font-variant-numeric: lining-nums; line-height: 0.9; letter-spacing: 0.045em; }
.profile-details { margin: clamp(28px, 4vw, 42px) 0 0; border-top: 1px solid var(--line); }
.profile-detail { display: grid; grid-template-columns: minmax(130px, 0.42fr) minmax(0, 0.58fr); gap: 24px; align-items: baseline; padding: 18px 0; border-bottom: 1px solid var(--line); }
.profile-detail:last-child { border-bottom: 0; padding-bottom: 0; }
.profile-detail dt { color: var(--muted); font-size: 0.72rem; font-weight: 740; letter-spacing: 0.08em; text-transform: uppercase; }
.profile-detail dd { margin: 0; font-family: var(--serif); font-size: 1.12rem; }
.profile-detail-email dd { font-family: var(--sans); font-variant-numeric: lining-nums; letter-spacing: 0.01em; }
.profile-placeholder { color: #9a93a4; font-family: var(--sans); font-size: 0.82rem; font-style: italic; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.button { min-height: 48px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 0 22px; border: 1px solid transparent; border-radius: 999px; font-size: 0.9rem; font-weight: 720; transition: transform 220ms var(--liquid-ease), box-shadow 220ms ease, background 220ms ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { border-color: rgba(255,255,255,0.22); background: linear-gradient(135deg, rgba(40,50,68,0.96), rgba(76,82,104,0.92)); color: white; box-shadow: 0 12px 30px rgba(38, 48, 68, 0.18), inset 0 1px 0 rgba(255,255,255,0.18); }
.button-quiet { border-color: var(--glass-border); background: rgba(255,255,255,0.29); box-shadow: inset 0 1px 0 rgba(255,255,255,0.82), 0 10px 24px rgba(72,88,120,0.08); -webkit-backdrop-filter: blur(18px) saturate(140%); backdrop-filter: blur(18px) saturate(140%); }
.section-heading { max-width: 680px; margin-bottom: 34px; }
.section-heading h2 { margin: 0; font-family: var(--serif); font-size: clamp(2.1rem, 4vw, 3.6rem); font-weight: 500; letter-spacing: -0.04em; }

.page-shell { padding: 72px 0 120px; }
.content-page-shell { padding-top: clamp(22px, 3vw, 38px); }
.page-title { padding: 0 0 clamp(40px, 6vw, 72px); }
.page-title h1 { margin: 0; color: #111111; font-family: var(--sans); font-size: clamp(3.6rem, 8vw, 7.2rem); font-weight: 620; font-variant-numeric: lining-nums; line-height: 0.9; letter-spacing: 0.045em; }
.page-title-medium h1 { font-size: clamp(3.5rem, 7.4vw, 6.8rem); }
.page-title-long h1 { font-size: clamp(3.2rem, 6.8vw, 6.2rem); }
.page-title-projects h1 { color: #a85f79; }
.page-title-literature h1 { color: #527c98; }
.page-title-paper h1 { color: #56836a; }
.page-title-acgn h1 { color: #8068a6; }
.page-title-switch h1 { color: #a85f79; }
.page-title-anime h1 { color: #8068a6; }
.card-label { margin: 0 0 14px; color: var(--muted); font-size: 0.7rem; font-weight: 760; letter-spacing: 0.13em; text-transform: uppercase; }
.tone-pink { --tone: var(--pink); --tone-glass: rgba(248,220,230,0.7); --tone-strong: var(--pink-strong); }
.tone-blue { --tone: var(--blue); --tone-glass: rgba(220,238,250,0.7); --tone-strong: var(--blue-strong); }
.tone-green { --tone: var(--green); --tone-glass: rgba(221,240,228,0.7); --tone-strong: var(--green-strong); }
.tone-purple { --tone: var(--purple); --tone-glass: rgba(232,225,248,0.7); --tone-strong: var(--purple-strong); }

/* Literature has six distinct topic hues, shared by filters, badges and graph. */
.page-library .tone-pink { --tone: #f6ccd8; --tone-glass: rgba(246,204,216,0.7); --tone-strong: #913852; }
.page-library .tone-blue { --tone: #c6ddf5; --tone-glass: rgba(198,221,245,0.7); --tone-strong: #365f91; }
.page-library .tone-green { --tone: #cde8d2; --tone-glass: rgba(205,232,210,0.7); --tone-strong: #366642; }
.page-library .tone-purple { --tone: #ded0f7; --tone-glass: rgba(222,208,247,0.7); --tone-strong: #684696; }
.page-library .tone-teal { --tone: #bde8e6; --tone-glass: rgba(189,232,230,0.7); --tone-strong: #246c70; }
.page-library .tone-yellow { --tone: #f6e6af; --tone-glass: rgba(246,230,175,0.7); --tone-strong: #796014; }
.page-library .tone-neutral { --tone: #fffaf8; --tone-glass: rgba(255,250,248,0.7); --tone-strong: #586578; }
code { padding: 0.16em 0.42em; border: 1px solid var(--line); border-radius: 6px; background: rgba(255,255,255,0.43); font: 0.88em ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace; }

.project-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
.project-card { min-height: 0; scroll-margin-top: 100px; display: flex; flex-direction: column; padding: 34px; border-radius: 32px; }
.project-card:nth-child(3n) { grid-column: 1 / -1; min-height: 390px; }
.project-meta { display: flex; justify-content: space-between; color: var(--muted); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; }
.project-card h2 { max-width: 560px; margin: 24px 0 14px; font-family: var(--serif); font-size: clamp(2rem, 3vw, 3.1rem); font-weight: 500; line-height: 1.1; letter-spacing: -0.04em; }
.project-card > p { max-width: 700px; margin: 0; color: var(--muted); line-height: 1.8; }
.project-card ul { margin: 24px 0 0; padding-left: 19px; color: var(--muted); line-height: 1.8; }
.tag-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.tag-list span, .method-cloud span { padding: 8px 11px; border: 1px solid rgba(40,50,68,0.1); border-radius: 999px; background: rgba(255,255,255,0.43); font-size: 0.72rem; font-weight: 700; }
.text-link { width: fit-content; margin-top: auto; padding-top: 28px; border-bottom: 1px solid currentColor; font-size: 0.82rem; font-weight: 720; }

.reading-filter-section { padding-top: 10px; }
.reading-section { padding-top: 16px; }
.compact-heading { margin-bottom: 26px; }
.compact-heading h2 { font-size: clamp(2rem, 3.5vw, 3rem); }
.reading-section .section-kicker { color: #756a86; }
.literature-section-heading { max-width: none; display: flex; align-items: flex-end; justify-content: space-between; gap: 36px; }
.literature-section-heading > div { flex: 1 1 520px; max-width: 680px; }
.section-summary { flex: 0 1 440px; margin: 0; color: var(--muted); font-size: 0.86rem; line-height: 1.75; }
.section-summary strong { color: var(--ink); }
.reading-controls { display: grid; grid-template-columns: minmax(0, 1fr) minmax(160px, 0.2fr) minmax(214px, 0.28fr); gap: 14px; margin-bottom: 18px; }
.reading-control { min-width: 0; display: grid; gap: 8px; }
.reading-control > span { color: var(--muted); font-size: 0.7rem; font-weight: 760; letter-spacing: 0.1em; text-transform: uppercase; }
.reading-control input,
.reading-year-trigger,
.reading-featured-filter-button { width: 100%; min-height: 50px; padding: 0 15px; border: 1px solid var(--glass-border); border-bottom-color: var(--glass-edge); border-radius: 16px; color: var(--ink); background: var(--glass-fill-strong); box-shadow: inset 0 1px 0 rgba(255,255,255,0.86), 0 10px 24px rgba(72,88,120,0.07); -webkit-backdrop-filter: blur(16px) saturate(135%); backdrop-filter: blur(16px) saturate(135%); font: 0.84rem var(--sans); }
.reading-control input::placeholder { color: #858b98; }
.reading-year-filter { position: relative; }
.reading-year-filter.is-open { z-index: 12; }
.reading-year-trigger { display: flex; align-items: center; justify-content: space-between; gap: 14px; cursor: pointer; text-align: left; transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms var(--liquid-ease); }
.reading-year-trigger:hover { transform: translateY(-1px); }
.reading-year-filter.is-open .reading-year-trigger { border-color: rgba(120,168,199,0.58); box-shadow: 0 0 0 3px rgba(220,238,250,0.42), 0 14px 30px rgba(72,88,120,0.1), inset 0 1px 0 rgba(255,255,255,0.9); }
.reading-year-trigger:focus-visible { outline: 3px solid rgba(120,168,199,0.42); outline-offset: 2px; }
.reading-year-chevron { width: 9px; height: 9px; flex: none; border-right: 2px solid var(--muted); border-bottom: 2px solid var(--muted); transform: translateY(-2px) rotate(45deg); transition: transform 220ms var(--liquid-ease), border-color 180ms ease; }
.reading-year-filter.is-open .reading-year-chevron { border-color: #a85f79; transform: translateY(2px) rotate(225deg); }
.reading-year-menu { position: absolute; z-index: 14; top: calc(100% + 8px); right: 0; width: max(100%, 220px); max-height: min(390px, calc(100vh - 150px)); display: grid; gap: 5px; padding: 8px; overflow-y: auto; border: 1px solid var(--glass-border); border-bottom-color: var(--glass-edge); border-radius: 20px; background: linear-gradient(145deg, rgba(255,255,255,0.64), rgba(255,250,248,0.47)); box-shadow: 0 24px 54px rgba(72,88,120,0.18), inset 0 1px 0 rgba(255,255,255,0.92); -webkit-backdrop-filter: blur(24px) saturate(145%); backdrop-filter: blur(24px) saturate(145%); }
.reading-year-menu[hidden] { display: none; }
.reading-year-option { min-height: 39px; display: grid; grid-template-columns: 8px minmax(0, 1fr) auto; align-items: center; gap: 9px; padding: 0 10px; border: 1px solid transparent; border-radius: 13px; color: var(--ink); background: transparent; cursor: pointer; font: 0.78rem var(--sans); text-align: left; transition: color 160ms ease, background-color 160ms ease, border-color 160ms ease, transform 160ms var(--liquid-ease); }
.reading-year-option::before { width: 7px; height: 7px; content: ""; border-radius: 50%; background: var(--pink-strong); box-shadow: 0 0 0 3px rgba(248,220,230,0.3); transition: transform 160ms var(--liquid-ease), box-shadow 160ms ease; }
.reading-year-option:nth-child(4n + 2)::before { background: var(--blue-strong); box-shadow: 0 0 0 3px rgba(220,238,250,0.36); }
.reading-year-option:nth-child(4n + 3)::before { background: var(--green-strong); box-shadow: 0 0 0 3px rgba(220,241,229,0.38); }
.reading-year-option:nth-child(4n)::before { background: var(--purple-strong); box-shadow: 0 0 0 3px rgba(232,225,248,0.4); }
.reading-year-option:hover, .reading-year-option:focus-visible { border-color: rgba(255,255,255,0.78); color: #76568c; background: rgba(232,225,248,0.25); outline: none; transform: translateX(2px); }
.reading-year-option[aria-selected="true"] { border-color: rgba(217,155,177,0.32); color: #8d4963; background: linear-gradient(135deg, rgba(248,220,230,0.38), rgba(232,225,248,0.25)); box-shadow: inset 0 1px 0 rgba(255,255,255,0.84); font-weight: 760; }
.reading-year-option[aria-selected="true"]::before { transform: scale(1.18); box-shadow: 0 0 0 4px rgba(248,220,230,0.38); }
.reading-year-option-count { min-width: 28px; padding: 4px 7px; border-radius: 999px; color: #527c98; background: rgba(220,238,250,0.34); font-size: 0.64rem; font-weight: 780; line-height: 1; text-align: center; }
.reading-featured-filter-button { display: grid; grid-template-columns: 32px minmax(0, 1fr) auto; align-items: center; gap: 9px; padding: 6px 10px; cursor: pointer; text-align: left; transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms var(--liquid-ease), background-color 180ms ease; }
.reading-featured-filter-button:hover { transform: translateY(-1px); }
.reading-featured-filter-button:focus-visible { outline: 3px solid rgba(154,130,193,0.4); outline-offset: 2px; }
.reading-featured-filter-button[aria-pressed="true"] { border-color: rgba(154,130,193,0.46); background: linear-gradient(135deg, rgba(248,220,230,0.38), rgba(232,225,248,0.3)); box-shadow: 0 0 0 3px rgba(232,225,248,0.3), 0 14px 30px rgba(108,88,142,0.1), inset 0 1px 0 rgba(255,255,255,0.9); }
.reading-featured-filter-star { width: 32px; height: 32px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,0.78); border-bottom-color: rgba(80,94,122,0.11); border-radius: 50%; color: var(--purple-strong); background: rgba(232,225,248,0.38); box-shadow: inset 0 1px 0 rgba(255,255,255,0.8); font-size: 1rem; line-height: 1; transition: color 180ms ease, background-color 180ms ease, transform 220ms var(--liquid-ease); }
.reading-featured-filter-button[aria-pressed="true"] .reading-featured-filter-star { color: #a85f79; background: rgba(248,220,230,0.46); transform: rotate(-8deg) scale(1.06); }
.reading-featured-filter-copy { min-width: 0; display: grid; gap: 2px; }
.reading-featured-filter-copy strong { font-size: 0.7rem; font-weight: 780; line-height: 1.1; }
.reading-featured-filter-copy small { overflow: hidden; color: var(--muted); font-size: 0.56rem; font-weight: 620; line-height: 1.15; text-overflow: ellipsis; white-space: nowrap; }
.reading-featured-filter-count { min-width: 28px; padding: 5px 7px; border-radius: 999px; color: #4e8068; background: rgba(220,241,229,0.4); font-size: 0.64rem; font-weight: 780; line-height: 1; text-align: center; }
.reading-results-row { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin: 0 4px 16px; color: var(--muted); font-size: 0.72rem; }
.reading-results { margin: 0; color: var(--ink); font-weight: 720; }
.reading-browse-layout { display: grid; grid-template-columns: 80px minmax(0, 1fr); gap: 18px; align-items: start; }
.reading-year-nav { position: sticky; z-index: 6; top: 94px; max-height: calc(100vh - 114px); padding: 12px 9px; overflow-y: auto; border: 1px solid var(--glass-border); border-bottom-color: var(--glass-edge); border-radius: 24px; background: linear-gradient(145deg, var(--glass-fill-strong), var(--glass-fill)); box-shadow: var(--glass-shadow); -webkit-backdrop-filter: var(--glass-filter); backdrop-filter: var(--glass-filter); scrollbar-width: thin; }
.reading-year-nav-label { display: block; margin: 0 0 9px; color: var(--muted); font-size: 0.58rem; font-weight: 760; letter-spacing: 0.12em; text-align: center; text-transform: uppercase; }
.reading-year-nav ol { display: grid; gap: 6px; margin: 0; padding: 0; list-style: none; }
.reading-year-nav-link { min-height: 40px; display: grid; place-items: center; padding: 0 5px; border: 1px solid transparent; border-radius: 14px; color: var(--muted); font-size: 0.7rem; font-weight: 780; font-variant-numeric: lining-nums tabular-nums; text-decoration: none; transition: color 180ms ease, background-color 180ms ease, border-color 180ms ease, transform 180ms var(--liquid-ease), opacity 180ms ease; }
.reading-year-nav-link:hover { color: #a85f79; background: rgba(248,220,230,0.2); transform: translateX(2px); }
.reading-year-nav-link.is-active, .reading-year-nav-link[aria-current="location"] { border-color: rgba(217,155,177,0.34); color: #a85f79; background: rgba(248,220,230,0.28); box-shadow: inset 0 1px 0 rgba(255,255,255,0.76); }
.reading-year-nav-link.is-unavailable { pointer-events: none; opacity: 0.34; }
.reading-year-nav-link:focus-visible { outline: 3px solid rgba(120,168,199,0.48); outline-offset: 2px; }
.reading-year-groups { display: grid; gap: clamp(54px, 7vw, 82px); }
.reading-year-group[hidden] { display: none; }
.reading-year-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin: 0 4px 18px; padding-bottom: 13px; border-bottom: 1px solid rgba(217,155,177,0.28); }
.reading-year-heading h3 { margin: 0; scroll-margin-top: 110px; color: #a85f79; font-family: var(--sans); font-size: clamp(2rem, 4.2vw, 3.4rem); font-weight: 620; line-height: 0.9; letter-spacing: 0.045em; }
.reading-year-heading time { font-variant-numeric: lining-nums tabular-nums; }
.reading-year-heading > span { color: var(--muted); font-size: 0.72rem; font-weight: 720; white-space: nowrap; }
.reading-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 24px; margin: 0; padding: 0; list-style: none; }
.reading-list-item { min-width: 0; scroll-margin-top: 96px; }
.reading-list-item[hidden] { display: none; }
.reading-list-item:focus { outline: none; }
.reading-list-item:focus-visible .reading-card { outline: 3px solid rgba(120,168,199,0.55); outline-offset: 4px; }
.reading-card { height: 100%; display: grid; grid-template-columns: minmax(0, 0.4fr) minmax(0, 0.6fr); align-items: center; gap: 28px; padding: 24px; border-radius: 24px; }
.reading-card-content { min-width: 0; display: flex; flex-direction: column; align-self: stretch; }
.reading-figure { min-width: 0; margin: 0; }
.reading-figure img { display: block; width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: contain; padding: 10px; border: 1px solid rgba(80,94,122,0.1); border-radius: 16px; background: #fff; }
.reading-image-button { position: relative; display: block; width: 100%; padding: 0; border: 0; border-radius: 12px; background: transparent; cursor: zoom-in; }
.reading-image-button:focus-visible { outline: 3px solid #8faec9; outline-offset: 4px; }
.reading-image-hint { position: absolute; right: 7px; bottom: 7px; display: flex; align-items: center; gap: 5px; padding: 4px 8px; border: 1px solid rgba(120,145,175,0.18); border-radius: 9px; color: #536582; background: rgba(255,255,255,0.94); font: 0.64rem var(--sans); opacity: 0; transform: translateY(3px); transition: opacity 160ms ease, transform 160ms var(--liquid-ease); }
.reading-image-button:hover .reading-image-hint, .reading-image-button:focus-visible .reading-image-hint { opacity: 1; transform: none; }
@media (hover: none) { .reading-image-hint { opacity: 1; transform: none; } .reading-image-hint span { display: none; } }
html.image-viewer-open { overflow: hidden; scrollbar-gutter: stable; }
.literature-viewer { width: min(1280px, calc(100% - 48px)); height: min(960px, calc(100dvh - 48px)); max-width: none; max-height: none; margin: auto; padding: 0; overflow: hidden; border: 1px solid var(--glass-border); border-bottom-color: var(--glass-edge); border-radius: 28px; color: var(--ink); background: #fcfbfa; box-shadow: var(--glass-shadow); font-family: var(--sans); }
.literature-viewer::backdrop { background: rgba(46,55,76,0.48); }
.literature-viewer[open] { animation: viewer-enter 180ms var(--liquid-ease) both; }
.literature-viewer[open]::backdrop { animation: viewer-backdrop 180ms ease both; }
.literature-viewer.is-closing { animation: viewer-exit 120ms ease both; pointer-events: none; }
.literature-viewer.is-closing::backdrop { animation: viewer-backdrop 120ms ease reverse both; }
.viewer-shell { display: flex; flex-direction: column; height: 100%; min-height: 0; background: radial-gradient(ellipse at top left, rgba(244,213,226,0.15), transparent 55%), radial-gradient(ellipse at bottom right, rgba(197,219,237,0.18), transparent 50%); }
.viewer-header { flex: none; display: flex; align-items: flex-start; gap: 18px; padding: 20px 24px 14px; }
.viewer-heading { flex: 1; min-width: 0; }
.viewer-heading p { margin: 0 0 6px; color: #6b7791; font-size: 0.7rem; letter-spacing: 0.04em; }
.viewer-heading h2 { display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; overflow: hidden; margin: 0; font: 620 clamp(0.94rem, 1.6vw, 1.18rem)/1.4 var(--sans); }
.viewer-button { display: inline-grid; place-items: center; flex: none; min-width: 44px; height: 44px; padding: 0 10px; border: 0; border-radius: 13px; color: #455774; background: transparent; font: 500 1.3rem var(--sans); cursor: pointer; transition: background 150ms ease, transform 150ms var(--liquid-ease); }
.viewer-button:hover:not(:disabled) { background: rgba(178,204,225,0.24); }
.viewer-button:active:not(:disabled) { transform: scale(0.96); }
.viewer-button:focus-visible { outline: 2px solid #83a5c5; outline-offset: 2px; }
.viewer-button:disabled { opacity: 0.3; cursor: default; }
.viewer-close { background: rgba(207,194,224,0.22); font-size: 1.7rem; }
.viewer-stage { position: relative; flex: 1; min-height: 0; margin: 0 20px; overflow: hidden; contain: layout paint; border: 1px solid rgba(93,114,147,0.1); border-radius: 18px; background: #fff; touch-action: none; user-select: none; }
.viewer-stage.is-zoomed { cursor: grab; }
.viewer-stage.is-dragging { cursor: grabbing; }
.viewer-stage img { position: absolute; top: 50%; left: 50%; max-width: none; max-height: none; object-fit: contain; transform-origin: center; will-change: transform; user-select: none; }
.viewer-message { position: absolute; inset: 0; display: grid; place-items: center; margin: 0; padding: 24px; color: var(--muted); font-size: 0.85rem; text-align: center; }
.viewer-message[hidden], .viewer-stage img[hidden] { display: none; }
.viewer-footer { flex: none; display: flex; flex-direction: column; align-items: center; padding: 12px 16px; }
.viewer-toolbar { display: flex; align-items: center; padding: 4px; gap: 2px; border: 1px solid var(--glass-border); border-bottom-color: var(--glass-edge); border-radius: 19px; background: var(--glass-fill-strong); box-shadow: var(--glass-shadow); -webkit-backdrop-filter: var(--glass-filter); backdrop-filter: var(--glass-filter); }
.viewer-counter { min-width: 55px; text-align: center; color: #65738b; font-size: 0.72rem; font-variant-numeric: tabular-nums; }
.viewer-divider { height: 22px; width: 1px; margin: 0 4px; background: rgba(95,115,145,0.15); }
.viewer-fit { min-width: 60px; font-size: 0.76rem; font-variant-numeric: tabular-nums; }
.viewer-footer p { margin: 9px 0 0; color: var(--muted); font-size: 0.68rem; line-height: 1.5; text-align: center; }
@keyframes viewer-enter { from { opacity: 0; transform: translateY(8px) scale(0.985); } to { opacity: 1; transform: none; } }
@keyframes viewer-exit { to { opacity: 0; transform: translateY(5px) scale(0.99); } }
@keyframes viewer-backdrop { from { opacity: 0; } to { opacity: 1; } }
@media (max-width: 680px) {
  .literature-viewer { width: calc(100% - 12px); height: calc(100dvh - 16px); border-radius: 20px; }
  .viewer-header { gap: 8px; padding: 14px 12px 10px; }
  .viewer-heading h2 { -webkit-line-clamp: 3; font-size: 0.9rem; }
  .viewer-stage { margin: 0 8px; border-radius: 12px; }
  .viewer-footer { padding: 8px 4px max(8px, env(safe-area-inset-bottom)); }
  .viewer-toolbar { gap: 0; padding: 2px; border-radius: 16px; }
  .viewer-button { padding: 0 6px; }
  .viewer-counter { min-width: 42px; font-size: 0.66rem; }
  .viewer-fit { min-width: 50px; }
  .viewer-divider { margin: 0 2px; }
  .viewer-footer p { max-width: 260px; font-size: 0.62rem; }
}
.reading-meta { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 34px; }
.reading-topics { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; min-width: 0; }
.reading-topic { display: inline-flex; align-items: center; min-width: 0; min-height: 34px; padding: 7px 10px; border: 1px solid rgba(255,255,255,0.72); border-bottom-color: rgba(80,94,122,0.11); border-left: 3px solid var(--tone-strong); border-radius: 12px; color: var(--tone-strong); background: var(--tone-glass); font-size: 0.8rem; font-weight: 760; line-height: 1.35; }
.reading-featured { width: 32px; height: 32px; display: inline-grid; place-items: center; flex: none; border: 1px solid rgba(255,255,255,0.76); border-bottom-color: rgba(80,94,122,0.12); border-radius: 50%; color: var(--purple-strong); background: rgba(232,225,248,0.36); box-shadow: inset 0 1px 0 rgba(255,255,255,0.78); font-size: 1.15rem; line-height: 1; }
.reading-card h3 { margin: 16px 0 12px; font-family: var(--sans); font-size: clamp(1.05rem, 1.6vw, 1.3rem); font-weight: 620; line-height: 1.4; letter-spacing: -0.012em; }
.reading-authors { margin: 0; color: var(--muted); font-size: 0.7rem; line-height: 1.55; }
.reading-authors-expand summary { cursor: pointer; line-height: 1.7; }
.reading-authors-expand summary span { display: inline-block; margin-left: 7px; color: var(--purple-strong); font-size: 0.72rem; font-weight: 760; white-space: nowrap; }
.reading-authors-expand > p { margin: 10px 0 0; padding-left: 18px; border-left: 2px solid rgba(154,130,193,0.24); }
.reading-venue { margin: 10px 0 0; color: var(--blue-strong); font-size: 0.68rem; font-weight: 720; line-height: 1.45; }
.metadata-gap { color: #817887; font-style: italic; }
.reading-footer { display: flex; align-items: center; gap: 18px; margin-top: auto; padding-top: 20px; }
.reading-doi { flex: 1; min-width: 0; color: var(--muted); font-size: 0.72rem; line-height: 1.5; overflow-wrap: anywhere; }
.reading-card .text-link { flex: none; margin: 0; padding: 0; font-size: 0.78rem; white-space: nowrap; }
.reading-link-gap { max-width: none; color: #817887; font-size: 0.64rem; font-style: italic; line-height: 1.45; text-align: left; }
.reading-empty { margin: 22px 0 0; padding: 38px 24px; border: 1px dashed var(--line); border-radius: 24px; color: var(--muted); text-align: center; }
.empty-state { grid-column: 1 / -1; min-height: 260px; display: grid; place-items: center; align-content: center; padding: 32px; border-radius: 30px; text-align: center; }
.empty-state > span { color: var(--purple-strong); font-size: 2rem; }
.empty-state h2, .empty-state h3 { margin: 14px 0 8px; font-family: var(--serif); font-size: 1.8rem; font-weight: 500; }
.empty-state p { max-width: 620px; margin: 0; color: var(--muted); line-height: 1.75; }

.paper-grid { display: grid; gap: 18px; }
.paper-card { display: grid; grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr); gap: clamp(30px, 4.5vw, 58px); align-items: center; padding: clamp(20px, 3vw, 36px); border-radius: 32px; }
.paper-figure { min-width: 0; margin: 0; }
.paper-image { overflow: hidden; border: 1px solid rgba(40,50,68,0.08); border-radius: 22px; background: #fff8c8; }
.paper-figure img { width: 100%; height: auto; display: block; aspect-ratio: 520 / 337; object-fit: contain; }
.paper-figure figcaption { display: flex; justify-content: space-between; gap: 16px; margin: 12px 4px 0; color: var(--muted); font-size: 0.67rem; line-height: 1.5; }
.paper-figure-label { font-weight: 760; letter-spacing: 0.08em; text-transform: uppercase; }
.paper-image-credit { text-align: right; }
.paper-content { min-width: 0; }
.paper-meta { display: flex; justify-content: space-between; gap: 18px; font-size: clamp(0.84rem, 1.2vw, 1rem); font-weight: 800; line-height: 1.2; letter-spacing: 0.08em; text-transform: uppercase; }
.paper-year { color: #a85f79; }
.paper-venue { color: #527c98; text-align: right; }
.paper-card h2 { margin: 28px 0 16px; font-family: var(--sans); font-size: clamp(1.8rem, 3vw, 2.65rem); font-weight: 620; line-height: 1.16; letter-spacing: -0.035em; }
.paper-authors { margin: 0; color: var(--muted); font-size: 0.9rem; line-height: 1.9; }
.paper-author-highlight { display: inline-block; margin: 0 0.12em; padding: 0.14em 0.36em; border-radius: 0.46em; color: #17141c; background: linear-gradient(135deg, rgba(248,220,230,0.98), rgba(232,225,248,0.94)); box-shadow: inset 0 0 0 1px rgba(217,155,177,0.22); white-space: nowrap; }
.paper-author-highlight strong { font-weight: 800; }
.paper-citation-row { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-top: 18px; }
.paper-citation { min-width: 0; margin: 0; color: var(--ink); font-family: var(--sans); font-size: 0.9rem; line-height: 1.65; }
.paper-metrics { flex: none; display: flex; gap: 8px; }
.journal-metric { min-width: 74px; display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 8px 10px; border: 1px solid transparent; border-radius: 12px; box-shadow: inset 0 1px 0 rgba(255,255,255,0.74); font-variant-numeric: lining-nums tabular-nums; -webkit-backdrop-filter: blur(14px) saturate(140%); backdrop-filter: blur(14px) saturate(140%); }
.journal-metric span { color: var(--muted); font-size: 0.9rem; font-weight: 760; line-height: 1; letter-spacing: 0.06em; white-space: nowrap; }
.journal-metric strong { color: var(--ink); font-size: 0.9rem; font-weight: 800; line-height: 1; }
.journal-metric-if { border-color: rgba(154,130,193,0.34); background: rgba(232,225,248,0.55); }
.journal-metric-5y { border-color: rgba(217,155,177,0.34); background: rgba(248,220,230,0.55); }
.paper-card .text-link { display: inline-block; margin-top: 26px; padding-top: 0; }
.paper-doi { margin: 13px 0 0; color: var(--muted); font-size: 0.72rem; letter-spacing: 0.02em; overflow-wrap: anywhere; }

.game-platform + .game-platform { margin-top: 108px; }
.game-platform-title { margin: 0 0 30px; font-family: var(--sans); font-size: clamp(2.45rem, 5.8vw, 5.25rem); font-weight: 620; line-height: 0.9; letter-spacing: 0.045em; }
.steam-platform-title { color: #527c98; }
.switch-platform-title { color: #a85f79; }
.steam-profile { margin: 0 0 clamp(54px, 7vw, 88px); }
.steam-profile-card { display: block; padding: 7px; border-radius: 30px; }
.steam-profile-screenshot-link { display: block; }
.steam-profile-screenshot { display: block; overflow: hidden; border-radius: 23px; aspect-ratio: 2080 / 465; }
.steam-profile-screenshot img { width: 100%; height: 100%; display: block; object-fit: cover; }
.game-grid { display: grid; grid-template-columns: repeat(10, minmax(0, 1fr)); gap: 10px; }
.game-card { min-width: 0; margin: 0; padding: 6px 6px 11px; border-radius: 18px; }
.game-cover { aspect-ratio: 1; overflow: hidden; border: 1px solid rgba(255,255,255,0.68); border-bottom-color: rgba(80,94,122,0.16); border-radius: 12px; background: linear-gradient(145deg, rgba(248,220,230,0.34), rgba(220,238,250,0.32)); box-shadow: inset 0 1px 0 rgba(255,255,255,0.76); }
.game-cover picture { width: 100%; height: 100%; display: block; }
.game-cover img { width: 100%; height: 100%; display: block; object-fit: cover; }
.steam-game-cover { aspect-ratio: 460 / 215; }
.steam-game-cover img { object-fit: cover; }
.game-card figcaption { display: -webkit-box; min-height: 2.7em; margin: 9px 3px 0; overflow: hidden; color: var(--ink); font-size: 0.66rem; font-weight: 720; line-height: 1.35; text-align: center; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.game-platform + .shelf-grid { margin-top: 100px; }

.anime-section + .anime-section { margin-top: clamp(82px, 11vw, 144px); }
.nijigen-subnav { width: fit-content; max-width: 100%; display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; margin: calc(-1 * clamp(20px, 3vw, 36px)) 0 clamp(48px, 6vw, 78px); padding: 6px; border-radius: 999px; }
.nijigen-subnav a { min-height: 38px; display: inline-flex; align-items: center; justify-content: center; padding: 0 16px; border: 1px solid transparent; border-radius: 999px; color: var(--muted); font-family: var(--sans); font-size: 0.82rem; font-weight: 760; letter-spacing: 0.02em; white-space: nowrap; transition: color 180ms ease, transform 180ms var(--liquid-ease), background 180ms ease, box-shadow 180ms ease; }
.nijigen-subnav a:hover { color: var(--ink); transform: translateY(-1px); }
.nijigen-subnav a[aria-current="page"] { border-color: rgba(255,255,255,0.78); background: rgba(232,225,248,0.58); box-shadow: inset 0 1px 0 rgba(255,255,255,0.84), 0 5px 13px rgba(102,84,142,0.12); color: #715895; }
.anime-section-heading { max-width: 780px; margin-bottom: 28px; }
.anime-section-heading h2 { margin: 0; font-family: var(--sans); font-size: clamp(2.45rem, 5.8vw, 5.25rem); font-weight: 620; line-height: 0.9; letter-spacing: 0.045em; }
.anime-section-heading > p { max-width: 640px; margin: 18px 0 0; color: var(--muted); font-size: 0.9rem; line-height: 1.8; }
.anime-deity-heading { --anime-deity-heading-size: clamp(1.9rem, 4.3vw, 3.65rem); max-width: none; padding: clamp(26px, 4vw, 46px); border: 1px solid var(--glass-border); border-bottom-color: var(--glass-edge); border-radius: 34px; background: linear-gradient(135deg, rgba(232,225,248,0.31), rgba(248,220,230,0.23)); box-shadow: var(--glass-shadow); font-family: var(--sans); text-align: center; -webkit-backdrop-filter: var(--glass-filter); backdrop-filter: var(--glass-filter); }
.anime-deity-heading > .anime-deity-label { display: block; width: 100%; max-width: none; margin: 0; color: #c56b75; font-family: var(--sans); font-size: var(--anime-deity-heading-size); font-weight: 620; line-height: 1; letter-spacing: -0.025em; text-align: center; text-shadow: 0 7px 18px rgba(197,107,117,0.16); }
.anime-deity-heading h2 { margin-top: 24px; color: #8068a6; font-family: var(--sans); font-size: var(--anime-deity-heading-size); line-height: 1; letter-spacing: -0.025em; }
.anime-deity-heading > p { margin-top: 15px; }
.anime-grid { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 12px; }
.anime-deity-grid { grid-template-columns: repeat(8, minmax(0, 1fr)); gap: 14px; margin-top: 18px; }
.anime-card { min-width: 0; display: flex; flex-direction: column; padding: 8px; border-radius: 22px; }
.anime-deity-card { grid-column: span 2; padding: 8px; border-radius: 22px; }
.anime-deity-card:nth-child(5) { grid-column: 2 / span 2; }
.anime-cover { overflow: hidden; border: 1px solid rgba(255,255,255,0.75); border-bottom-color: rgba(80,94,122,0.16); border-radius: 15px; background: linear-gradient(145deg, rgba(248,220,230,0.27), rgba(220,238,250,0.25)); box-shadow: inset 0 1px 0 rgba(255,255,255,0.78); }
.anime-deity-card .anime-cover { border-radius: 15px; }
.anime-cover picture { display: block; }
.anime-cover img { width: 100%; height: auto; display: block; }
.anime-card-content { display: flex; flex: 1; flex-direction: column; padding: 13px 5px 5px; }
.anime-deity-card .anime-card-content { align-items: center; padding: 11px 4px 4px; font-family: var(--sans); text-align: center; }
.anime-release { color: var(--tone-strong); font-size: 0.68rem; font-weight: 800; font-variant-numeric: tabular-nums; letter-spacing: 0.04em; }
.anime-deity-card .anime-release { font-size: 0.62rem; }
.anime-card h3 { margin: 8px 0 0; font-family: var(--sans); font-size: 0.88rem; font-weight: 700; line-height: 1.45; letter-spacing: -0.012em; }
.anime-deity-card h3 { font-size: clamp(0.78rem, 1.15vw, 0.98rem); line-height: 1.38; }

.shelf-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
.shelf-card { min-height: 320px; padding: 34px; border-radius: 32px; }
.shelf-card h2 { margin: 0; font-family: var(--serif); font-size: 2.7rem; font-weight: 500; }
.shelf-card ul { display: grid; gap: 12px; margin: 32px 0 0; padding: 0; list-style: none; }
.shelf-card li { display: flex; justify-content: space-between; gap: 16px; padding-top: 12px; border-top: 1px solid var(--line); }
.shelf-card li span { color: var(--muted); }
.shelf-empty { margin-top: 66px; color: var(--muted); }
.shelf-empty > span { display: inline-block; padding: 7px 10px; border: 1px solid var(--line); border-radius: 999px; font-size: 0.7rem; }
.shelf-empty p { line-height: 1.7; }
.collection-note { display: flex; align-items: flex-start; gap: 16px; max-width: 780px; margin: 34px 0 0; color: var(--muted); line-height: 1.75; }
.collection-note > span { color: var(--pink-strong); font-size: 1.4rem; }
.collection-note p { margin: 0; }

.not-found { min-height: calc(100vh - 222px); display: flex; flex-direction: column; align-items: flex-start; justify-content: center; padding: 72px 0; }
.not-found h1 { max-width: 780px; margin: 0; font-family: var(--serif); font-size: clamp(3.2rem, 8vw, 6.5rem); font-weight: 500; line-height: 1; letter-spacing: -0.05em; }
.not-found > p:not(.section-kicker) { color: var(--muted); }

.site-footer { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 28px; margin-bottom: 18px; padding: 0 22px; border: 1px solid var(--glass-border); border-bottom-color: var(--glass-edge); border-radius: 26px; background: rgba(255,255,255,0.24); box-shadow: 0 14px 38px rgba(72,88,120,0.08), inset 0 1px 0 rgba(255,255,255,0.86); -webkit-backdrop-filter: blur(22px) saturate(140%); backdrop-filter: blur(22px) saturate(140%); color: var(--muted); font-size: 0.78rem; }
.site-footer a:hover { color: var(--ink); }

/* Shared macOS-inspired liquid glass surface. */
.home-work-card,
.utility-button,
.topic-filter,
.profile-information,
.project-card,
.reading-card,
.paper-card,
.steam-profile-card,
.game-card,
.anime-card,
.nijigen-subnav,
.anime-deity-heading,
.shelf-card,
.empty-state {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border: 1px solid var(--glass-border);
  border-right-color: rgba(255,255,255,0.54);
  border-bottom-color: var(--glass-edge);
  background:
    radial-gradient(circle at 10% 0%, rgba(255,255,255,0.55), transparent 34%),
    linear-gradient(145deg, var(--glass-fill), rgba(255,255,255,0.15));
  box-shadow: var(--glass-shadow);
  -webkit-backdrop-filter: var(--glass-filter);
  backdrop-filter: var(--glass-filter);
}

.profile-information::before,
.project-card::before,
.reading-card::before,
.paper-card::before,
.steam-profile-card::before,
.game-card::before,
.anime-card::before,
.nijigen-subnav::before,
.anime-deity-heading::before,
.shelf-card::before,
.empty-state::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  border-radius: inherit;
  background: linear-gradient(118deg, rgba(255,255,255,0.28), transparent 24%, transparent 72%, rgba(255,255,255,0.1));
  pointer-events: none;
}
.profile-information {
  background:
    radial-gradient(circle at 8% 0%, rgba(255,255,255,0.62), transparent 36%),
    linear-gradient(145deg, rgba(255,255,255,0.35), rgba(232,225,248,0.2));
}
.project-card,
.shelf-card {
  background:
    radial-gradient(circle at 8% 0%, rgba(255,255,255,0.59), transparent 34%),
    linear-gradient(145deg, rgba(255,255,255,0.27), rgba(255,255,255,0.14)),
    linear-gradient(150deg, var(--tone-glass), rgba(255,255,255,0.11));
}
.steam-profile-card {
  background:
    radial-gradient(circle at 8% 0%, rgba(255,255,255,0.62), transparent 36%),
    linear-gradient(145deg, rgba(255,255,255,0.33), rgba(220,238,250,0.22));
}
.anime-deity-heading {
  background:
    radial-gradient(circle at 8% 0%, rgba(255,255,255,0.56), transparent 36%),
    linear-gradient(135deg, rgba(232,225,248,0.31), rgba(248,220,230,0.23));
}

/* The Gamer page contains a dense, long-running grid. Avoid repeated backdrop
   composition and confine each card's paint work without changing its layout. */
.page-acgn { background-attachment: scroll; }
.page-acgn::before,
.page-acgn::after { display: none; }
.page-acgn .game-card {
  contain: paint;
  background: linear-gradient(145deg, rgba(255,255,255,0.45), rgba(255,255,255,0.25));
  box-shadow: 0 12px 28px rgba(74,88,118,0.1), inset 0 1px 0 rgba(255,255,255,0.82), inset 0 -1px 0 rgba(69,84,111,0.05);
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}
.page-acgn .game-card::before { display: none; }

/* Literature has a long reading list. Keep the interactive graph intact while
   avoiding repeated backdrop composition for every paper card during scroll. */
.page-library { background-attachment: scroll; }
.page-library::before,
.page-library::after { display: none; }
.page-library .reading-card {
  contain: paint;
  background: linear-gradient(145deg, rgba(255,255,255,0.45), rgba(255,255,255,0.25));
  box-shadow: 0 12px 28px rgba(74,88,118,0.1), inset 0 1px 0 rgba(255,255,255,0.82), inset 0 -1px 0 rgba(69,84,111,0.05);
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}
.page-library .reading-card::before { display: none; }
.page-anime { background-attachment: scroll; }
.page-anime::before,
.page-anime::after { display: none; }
.page-anime .anime-card:not(.anime-deity-card) { contain: paint; background: linear-gradient(145deg, rgba(255,255,255,0.45), rgba(255,255,255,0.25)); box-shadow: 0 12px 28px rgba(74,88,118,0.1), inset 0 1px 0 rgba(255,255,255,0.82), inset 0 -1px 0 rgba(69,84,111,0.05); -webkit-backdrop-filter: none; backdrop-filter: none; }
.page-anime .anime-card:not(.anime-deity-card)::before { display: none; }
.project-card,
.reading-card,
.paper-card,
.game-card,
.anime-card,
.shelf-card {
  transition: transform 300ms var(--liquid-ease), box-shadow 300ms var(--liquid-ease), border-color 300ms ease;
}
.project-card:hover,
.reading-card:hover,
.paper-card:hover,
.game-card:hover,
.anime-card:hover,
.shelf-card:hover {
  transform: translateY(-5px) scale(1.004);
  border-color: rgba(255,255,255,0.94);
  box-shadow: var(--glass-shadow-hover);
}
.tag-list span,
.method-cloud span,
code,
.shelf-empty > span {
  border-color: rgba(255,255,255,0.72);
  background: rgba(255,255,255,0.28);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.76);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.reveal { animation: reveal 560ms ease both; }
.avatar-panel.reveal { animation-name: avatar-reveal; }
.reveal-delay { animation-delay: 120ms; }
@keyframes reveal { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
@keyframes avatar-reveal { from { opacity: 0; } to { opacity: 1; } }
@keyframes liquid-drift { from { transform: translate3d(-1%, -2%, 0) rotate(-3deg); } to { transform: translate3d(8%, 7%, 0) rotate(8deg); } }

@media (max-width: 900px) {
  .site-header { top: 10px; min-height: 60px; margin-top: 10px; }
  .nav-toggle { display: block; }
  .site-nav { position: absolute; top: 68px; left: 0; right: 0; display: none; grid-template-columns: repeat(2, 1fr); gap: 4px; padding: 12px; border: 1px solid var(--glass-border); border-bottom-color: var(--glass-edge); border-radius: 24px; background: rgba(255,250,248,0.5); box-shadow: var(--glass-shadow); -webkit-backdrop-filter: var(--glass-filter); backdrop-filter: var(--glass-filter); }
  .site-nav.is-open { display: grid; }
  .site-nav a { padding: 12px; border-radius: 10px; }
  .site-nav a:hover, .site-nav a[aria-current="page"] { background: rgba(220,238,250,0.43); transform: none; }
  .site-nav a::after { display: none; }
  .home-profile { min-height: auto; grid-template-columns: minmax(240px, 0.75fr) minmax(0, 1.25fr); gap: 38px; padding: 64px 0 80px; }
  .profile-detail { grid-template-columns: 1fr; gap: 8px; }
  .literature-section-heading { align-items: flex-start; flex-direction: column; gap: 14px; }
  .literature-section-heading > div { flex-basis: auto; }
  .section-summary { flex-basis: auto; max-width: 680px; }
  .reading-browse-layout { grid-template-columns: 68px minmax(0, 1fr); gap: 14px; }
  .reading-year-nav { top: 82px; padding: 10px 7px; border-radius: 22px; }
  .reading-card { gap: 20px; padding: 20px; }
  .reading-footer { flex-direction: column; align-items: flex-start; gap: 8px; }
  .paper-card { grid-template-columns: 1fr; }
  .game-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .anime-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .anime-deity-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .anime-deity-card:nth-child(5) { grid-column: span 2; }
  .anime-deity-card:nth-child(7) { grid-column: 3 / span 2; }
}

@media (max-width: 680px) {
  .shell { width: min(100% - 28px, 1160px); }
  .site-header { padding: 0 12px; }
  .site-nav { grid-template-columns: 1fr; }
  .home-profile { grid-template-columns: 1fr; gap: 34px; padding: 42px 0 72px; }
  .avatar-panel { top: -20px; width: min(107%, 415px); }
  .profile-information { padding: 28px 22px; border-radius: 28px; }
  .profile-information h1 { font-size: clamp(3.2rem, 19vw, 4.8rem); }
  .button { width: 100%; }
  .page-shell { padding: 44px 0 88px; }
  .content-page-shell { padding-top: 24px; }
  .page-title { padding-bottom: 42px; }
  .page-title h1 { font-size: clamp(3.1rem, 17vw, 4.5rem); }
  .page-title-medium h1 { font-size: clamp(2.9rem, 15.5vw, 4.2rem); }
  .page-title-long h1 { font-size: clamp(2.65rem, 13.5vw, 3.8rem); }
  .paper-card { gap: 26px; padding: 18px; border-radius: 26px; }
  .paper-image { border-radius: 18px; }
  .paper-figure figcaption { flex-direction: column; gap: 4px; }
  .paper-image-credit { text-align: left; }
  .paper-citation-row { align-items: flex-start; flex-direction: column; gap: 12px; }
  .paper-metrics { width: 100%; }
  .journal-metric { flex: 1; }
  .reading-browse-layout { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .reading-year-nav { display: none; }
  .reading-year-nav { top: 82px; padding: 8px 4px; border-radius: 18px; }
  .reading-year-nav-label { margin-bottom: 6px; font-size: 0.5rem; letter-spacing: 0.06em; }
  .reading-year-nav ol { gap: 4px; }
  .reading-year-nav-link { min-height: 36px; padding: 0; border-radius: 11px; font-size: 0.62rem; }
  .reading-year-heading { gap: 10px; margin-inline: 2px; }
  .reading-year-heading h3 { scroll-margin-top: 94px; }
  .reading-grid { grid-template-columns: 1fr; }
  .reading-card { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  .reading-browse-layout .reading-card { padding: 17px; }
  .steam-profile { margin-bottom: 56px; }
  .steam-profile-card { padding: 6px; border-radius: 24px; }
  .steam-profile-screenshot { border-radius: 18px; aspect-ratio: 1100 / 465; }
  .game-platform + .game-platform { margin-top: 78px; }
  .game-platform-title { margin-bottom: 24px; font-size: clamp(2.15rem, 12vw, 3.45rem); }
  .game-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .game-card { border-radius: 18px; }
  .game-cover { border-radius: 13px; }
  .anime-section + .anime-section { margin-top: 82px; }
  .nijigen-subnav { width: 100%; margin: -12px 0 46px; border-radius: 24px; }
  .nijigen-subnav a { flex: 1 1 122px; padding: 0 12px; }
  .anime-section-heading { margin-bottom: 22px; }
  .anime-section-heading h2 { font-size: clamp(2.25rem, 12vw, 3.45rem); }
  .anime-deity-heading { --anime-deity-heading-size: clamp(1.7rem, 8.7vw, 2.5rem); padding: 24px 20px; border-radius: 26px; }
  .anime-deity-heading h2 { margin-top: 22px; }
  .anime-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .anime-deity-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
  .anime-deity-card:nth-child(7) { grid-column: 2 / span 2; }
  .anime-card { display: flex; flex-direction: column; gap: 0; padding: 6px; }
  .anime-deity-card { display: flex; padding: 6px; }
  .anime-card-content,
  .anime-deity-card .anime-card-content { padding: 10px 3px 3px; }
  .anime-card h3,
  .anime-deity-card h3 { font-size: 0.78rem; }
  .anime-release,
  .anime-deity-card .anime-release { font-size: 0.58rem; }
  .project-grid, .shelf-grid { grid-template-columns: 1fr; }
  .project-card:nth-child(3n) { grid-column: auto; }
  .reading-section { padding-top: 16px; }
  .reading-controls { grid-template-columns: 1fr; }
  .reading-results-row { align-items: flex-start; flex-direction: column; gap: 6px; }
  .reading-footer { align-items: flex-start; flex-direction: column; gap: 12px; }
  .reading-link-gap { max-width: none; text-align: left; }
  .site-footer { align-items: flex-start; flex-direction: column; justify-content: center; padding: 22px; }
}


/* Focused navigation, wider reading surfaces, and on-demand exploration. */
[hidden] { display: none !important; }
.home-profile { min-height: auto; padding: 48px 0 60px; gap: clamp(32px, 5vw, 64px); }
.avatar-panel { top: 0; width: 100%; max-width: 420px; }
.profile-intro { margin: 24px 0 0; max-width: 42ch; color: var(--muted); font-size: 1rem; line-height: 1.7; }
.profile-actions { gap: 10px; margin-top: 24px; align-items: center; }
.profile-actions .button { min-height: 44px; padding: 0 18px; font-size: 0.82rem; }
.profile-contact { display: inline-flex; align-items: center; min-height: 44px; padding: 0 4px; color: #527c98; font-size: 0.82rem; font-weight: 720; }
.profile-detail-email a { text-decoration: underline; text-underline-offset: 4px; overflow-wrap: anywhere; }
.home-work { padding-bottom: 80px; }
.home-work .section-heading > p { color: var(--muted); line-height: 1.7; }
.home-work-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.home-work-card { display: flex; flex-direction: column; padding: 26px; border-radius: 26px; }
.home-work-card h3 { margin: 0; font-size: 1.18rem; line-height: 1.4; overflow-wrap: anywhere; }
.home-work-card > p:not(.card-label) { color: var(--muted); font-size: 0.88rem; line-height: 1.7; }
.home-work-card .text-link { min-height: 44px; padding-top: 18px; }
.project-grid { align-items: start; }
.project-card > .text-link { margin-top: 16px; padding-top: 0; min-height: 44px; display: inline-flex; align-items: center; }
.project-workflow { margin: 24px 0 0; border-top: 1px solid var(--line); }
.project-workflow > div { display: grid; grid-template-columns: 78px minmax(0, 1fr); gap: 12px; padding: 13px 0; border-bottom: 1px solid var(--line); }
.project-workflow dt { color: #527c98; font-size: 0.76rem; font-weight: 760; }
.project-workflow dd { margin: 0; font-size: 0.84rem; line-height: 1.6; overflow-wrap: anywhere; }
.project-example, .project-details { margin-top: 16px; }
.project-example summary, .project-details summary { min-height: 44px; padding: 12px 0; cursor: pointer; font-size: 0.82rem; font-weight: 720; }
.project-example figure { margin: 10px 0 0; }
.project-example img { display: block; width: 100%; height: auto; border-radius: 12px; }
.project-example figcaption, .project-example-copy p, .project-details p { font-size: 0.8rem; line-height: 1.65; color: var(--muted); }
.project-example figcaption { margin-top: 12px; }
.project-example-copy { margin-top: 22px; }
.project-example-copy strong { font-size: 0.8rem; }
.project-details ul { font-size: 0.84rem; }
.utility-button, .topic-filter { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 10px 15px; border-radius: 16px; font-size: 0.8rem; font-weight: 700; cursor: pointer; }
.utility-button:disabled { opacity: 0.45; cursor: default; }
.topic-filters { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 18px; }
.topic-filter { justify-content: space-between; padding-inline: 12px; border-left: 3px solid var(--tone-strong); color: var(--tone-strong); background: linear-gradient(145deg, var(--glass-fill-strong), var(--tone-glass)); font-size: 0.76rem; }
.topic-filter > span { color: var(--tone-strong); font-variant-numeric: tabular-nums; }
.topic-filter[aria-pressed="true"] { border-color: var(--tone-strong); background: var(--tone-glass); box-shadow: inset 0 0 0 1px var(--tone-strong), var(--glass-shadow); }
.reading-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin: 18px 0 24px; }
.reading-authors { font-size: 0.84rem; line-height: 1.65; }
.reading-venue { font-size: 1.05rem; }
.reading-footer .text-link { min-height: 44px; display: inline-flex; align-items: center; padding-top: 0; }
.reading-empty { margin-top: 20px; }
#reading-list { scroll-margin-top: 100px; }
.game-browse { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; gap: 14px; align-items: end; margin-bottom: 28px; scroll-margin-top: 100px; }
.game-search input { width: 100%; min-height: 50px; padding: 12px 15px; border: 1px solid var(--glass-border); border-bottom-color: var(--glass-edge); border-radius: 16px; background: var(--glass-fill-strong); font: inherit; }
.game-platform-nav { display: flex; flex-wrap: wrap; gap: 8px; }
.game-search-status { grid-column: 1 / -1; margin: 0; color: var(--muted); font-size: 0.82rem; }
.game-platform-title { scroll-margin-top: 100px; }
.back-to-top { display: inline-flex; align-items: center; gap: 10px; min-height: 44px; margin-top: 20px; color: #527c98; font-size: 0.86rem; font-weight: 720; }
@media (max-width: 900px) {
  .home-work-grid { grid-template-columns: 1fr; }
  .home-work-card { padding: 24px; }
  .game-browse { grid-template-columns: minmax(0, 1fr) auto; }
  .game-search { grid-column: 1 / -1; }
}
@media (max-width: 680px) {
  .home-profile { padding: 28px 0 38px; gap: 22px; }
  .avatar-panel { top: 0; width: 160px; border-width: 6px; }
  .profile-information { padding: 24px 20px; }
  .profile-information > .eyebrow { font-size: 0.8rem; margin-bottom: 18px; }
  .profile-information h1 { font-size: 3.6rem; }
  .profile-intro { font-size: 0.92rem; margin-top: 18px; }
  .profile-actions { margin-top: 18px; }
  .profile-actions .button { width: auto; flex: 1 1 110px; }
  .profile-contact { width: 100%; }
  .profile-details { margin-top: 20px; }
  .profile-detail { padding: 12px 0; }
  .project-card { padding: 24px 20px; border-radius: 26px; }
  .project-card h2 { font-size: 2rem; overflow-wrap: anywhere; }
  .project-card > p { font-size: 0.92rem; line-height: 1.65; }
  .project-workflow > div { grid-template-columns: 65px minmax(0, 1fr); gap: 8px; }
  .topic-filters { gap: 8px; }
  .topic-filter { flex: 1 1 125px; padding: 10px; font-size: 0.7rem; text-align: left; }
  .reading-actions { gap: 8px; }
  .reading-browse-layout .reading-card { padding: 20px; }
  .game-browse { grid-template-columns: 1fr; }
  .game-browse > .utility-button { justify-self: start; }
  .game-platform-nav .utility-button { flex: 1; font-size: 0.74rem; }
  .anime-release, .anime-deity-card .anime-release { font-size: 0.65rem; }
}

@supports not ((-webkit-backdrop-filter: blur(1px)) or (backdrop-filter: blur(1px))) {
  .site-header,
  .site-nav,
  .site-footer,
  .home-work-card,
  .utility-button,
  .topic-filter,
  .profile-information,
  .project-card,
  .reading-card,
  .paper-card,
  .steam-profile-card,
  .game-card,
  .anime-card,
  .nijigen-subnav,
  .shelf-card,
  .empty-state,
  .anime-deity-heading {
    background-color: rgba(255,255,255,0.9);
  }
  .page-library .reading-card {
    background: rgba(255,255,255,0.9);
  }
  .page-library .topic-filter,
  .page-library .reading-topic { background: var(--tone); }
  .reading-control input,
  .game-search input,
  .reading-year-trigger,
  .reading-featured-filter-button,
  .reading-year-menu,
  .reading-year-option,
  .reading-year-nav,
  .reading-topic {
    background-color: rgba(255,255,255,0.9);
  }
  .reading-year-menu { background: rgba(255,250,248,0.96); }
  .viewer-toolbar { background: rgba(255,255,255,0.94); }
  .journal-metric-if { background-color: #f2eef9; }
  .journal-metric-5y { background-color: #fceff2; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}