:root{--color-bg: #0e0f13;--color-surface: #1a1c23;--color-surface-raised: #20232c;--color-border: #2c2f3a;--color-border-strong: #3a3e4c;--color-text: #e8e6e1;--color-text-muted: #9a978f;--color-accent: #c9a227;--color-accent-strong: #dcbb4e;--color-accent-soft: rgba(201, 162, 39, .14);--color-link: #7db3d5;--color-danger: #c0504d;--font-sans: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Hiragino Sans", sans-serif;--font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;--max-width: 46rem;--space-1: .25rem;--space-2: .5rem;--space-3: .8rem;--space-4: 1.2rem;--space-5: 2rem;--space-6: 3rem;--space-7: 4.5rem;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 14px;--shadow-card: 0 1px 2px rgba(0, 0, 0, .3);--shadow-raised: 0 2px 10px rgba(0, 0, 0, .28);--shadow-header: 0 1px 0 rgba(0, 0, 0, .4);--focus-ring: 0 0 0 3px rgba(201, 162, 39, .45);--ease-standard: cubic-bezier(.2, .6, .3, 1);--duration-fast: .12s;--duration-base: .18s;--color-rarity-default: #7db3d5;--color-rarity-rare: #7db3d5;--color-rarity-super: #7fb37d;--color-rarity-ultra: #c9a227;--color-rarity-secret: #b98fd1;--color-rarity-ultimate: #d18a4a}@media(prefers-reduced-motion:reduce){:root{--duration-fast: 0ms;--duration-base: 0ms}}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:5.5rem}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}::selection{background:var(--color-accent);color:var(--color-bg)}body{margin:0;background:var(--color-bg);color:var(--color-text);font-family:var(--font-sans);line-height:1.8;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;font-variant-numeric:tabular-nums}h1,h2,h3{font-weight:700;line-height:1.4;letter-spacing:.01em}h1{letter-spacing:-.01em}header,main,footer{max-width:var(--max-width);margin:0 auto;padding-left:var(--space-4);padding-right:var(--space-4)}main{padding-top:var(--space-5);padding-bottom:var(--space-6)}a{color:var(--color-link);text-decoration-thickness:from-font;text-underline-offset:.15em}.prose a{text-decoration-line:underline;text-decoration-color:color-mix(in srgb,var(--color-link) 45%,transparent);transition:text-decoration-color var(--duration-fast) var(--ease-standard)}.prose a:hover{text-decoration-color:currentColor}.skip-link{position:absolute;left:-9999px;top:0;z-index:100;background:var(--color-accent);color:var(--color-bg);padding:.6rem 1rem;border-radius:var(--radius-sm);font-weight:700}.skip-link:focus{left:var(--space-3);top:var(--space-3)}header{position:sticky;top:0;z-index:50;border-bottom:1px solid var(--color-border);padding-top:var(--space-3);padding-bottom:var(--space-3);background:color-mix(in srgb,var(--color-bg) 78%,transparent);backdrop-filter:blur(10px) saturate(140%);-webkit-backdrop-filter:blur(10px) saturate(140%);box-shadow:var(--shadow-header)}.header-inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;row-gap:var(--space-2)}.brand{display:inline-flex;align-items:center;gap:.55rem;font-weight:700;font-size:1.2rem;color:var(--color-text);text-decoration:none;letter-spacing:.01em}.brand-mark{width:1.2rem;height:1.2rem;flex-shrink:0}.brand span{color:var(--color-accent)}nav{display:flex;flex-wrap:nowrap;column-gap:var(--space-4);row-gap:var(--space-1);overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}nav::-webkit-scrollbar{display:none}nav a{position:relative;display:inline-block;color:var(--color-text-muted);text-decoration:none;font-size:.92rem;font-weight:500;white-space:nowrap;padding:.2rem .05rem;transition:color var(--duration-fast) var(--ease-standard)}nav a:after{content:"";position:absolute;left:0;right:0;bottom:-.35rem;height:2px;background:var(--color-accent);transform:scaleX(0);transform-origin:left;transition:transform var(--duration-base) var(--ease-standard)}nav a:hover{color:var(--color-text)}nav a:hover:after{transform:scaleX(1)}nav a[aria-current=page]{color:var(--color-text)}nav a[aria-current=page]:after{transform:scaleX(1)}:focus-visible{outline:none;box-shadow:var(--focus-ring);border-radius:var(--radius-sm)}footer{margin-top:var(--space-7);padding-top:var(--space-6);padding-bottom:var(--space-5);border-top:1px solid var(--color-border);color:var(--color-text-muted);font-size:.85rem}footer a{color:var(--color-text-muted);text-decoration:none}footer a:hover{color:var(--color-text);text-decoration:underline}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:var(--space-5);padding-bottom:var(--space-5)}.footer-brand{min-width:0}.footer-logo{display:inline-flex;align-items:center;gap:.5rem;font-weight:700;font-size:1.05rem;color:var(--color-text)!important;margin-bottom:var(--space-2)}.footer-logo:hover{text-decoration:none!important}.footer-logo .brand-mark{width:1.05rem;height:1.05rem}.footer-logo span{color:var(--color-accent)}.footer-tagline{margin:0;max-width:32ch;line-height:1.7}.footer-heading{margin:0 0 var(--space-2);color:var(--color-text);font-size:.8rem;font-weight:700;letter-spacing:.04em}.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.55rem}.footer-bottom{padding-top:var(--space-4);border-top:1px solid var(--color-border);display:flex;flex-direction:column;gap:.4rem}.footer-bottom p{margin:0}.footer-note{font-size:.78rem;color:var(--color-text-muted);max-width:56ch}@media(max-width:640px){.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1 / -1}}@media(max-width:480px){.header-inner{flex-wrap:nowrap}nav{column-gap:var(--space-3);mask-image:linear-gradient(to right,black calc(100% - 1.5rem),transparent 100%)}.footer-grid{grid-template-columns:1fr}}html.js [data-reveal]{opacity:0;transform:translateY(18px);transition:opacity .6s var(--ease-standard),transform .6s var(--ease-standard);will-change:opacity,transform}html.js [data-reveal].is-in{opacity:1;transform:translateY(0)}html.js [data-reveal-stagger]>*{opacity:0;transform:translateY(14px);transition:opacity .5s var(--ease-standard),transform .5s var(--ease-standard)}html.js [data-reveal-stagger].is-in>*{opacity:1;transform:translateY(0)}html.js [data-reveal-stagger].is-in>*:nth-child(2){transition-delay:60ms}html.js [data-reveal-stagger].is-in>*:nth-child(3){transition-delay:.12s}html.js [data-reveal-stagger].is-in>*:nth-child(4){transition-delay:.18s}html.js [data-reveal-stagger].is-in>*:nth-child(5){transition-delay:.24s}@media(prefers-reduced-motion:reduce){html.js [data-reveal],html.js [data-reveal-stagger]>*{opacity:1!important;transform:none!important;transition:none!important}}