@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;600;700;900&family=Space+Mono:wght@400;700&display=swap');
:root{--bg:#080b12;--panel:#101620;--panel2:#151d29;--line:#283444;--text:#f3f7fa;--muted:#8895a7;--cyan:#51e4d2;--cyan2:#1da99b;--gold:#ffc76b;--danger:#ff6f7d;--ok:#55e092}
*{box-sizing:border-box}body{margin:0;min-height:100vh;color:var(--text);background:radial-gradient(circle at 15% 0%,#152637 0,transparent 35%),radial-gradient(circle at 90% 90%,#14302c 0,transparent 30%),var(--bg);font-family:"Noto Sans JP",sans-serif}.shell{width:min(1180px,100%);margin:auto;padding:0 28px 50px}.topbar{height:88px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}button{font:inherit}.brand{display:flex;align-items:center;gap:12px;background:none;border:0;color:var(--text);font-weight:900;font-size:18px;cursor:pointer}.brand small{display:block;color:var(--muted);font:10px "Space Mono";letter-spacing:.13em}.brand-mark{display:grid;place-items:center;width:38px;height:38px;color:#07100f;background:var(--cyan);clip-path:polygon(15% 0,100% 0,85% 100%,0 100%);font:900 23px "Space Mono"}.top-note{color:var(--muted);font:11px "Space Mono";letter-spacing:.12em}.top-note span{display:inline-block;width:7px;height:7px;margin-right:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}.hero{padding:76px 0 44px;display:grid;grid-template-columns:1.2fr .8fr;gap:30px;align-items:end}.eyebrow{margin:0 0 15px;color:var(--cyan);font:700 12px "Space Mono";letter-spacing:.18em}.hero h1{font-size:clamp(48px,8vw,92px);letter-spacing:-.06em;line-height:.92;margin:0}.hero h1 em{color:var(--cyan);font-style:normal}.lead{max-width:480px;margin:0 0 6px auto;color:#aab4c1;line-height:1.9;font-size:15px}.section-label{display:flex;align-items:center;gap:14px;margin:15px 0 20px;color:var(--muted);font:11px "Space Mono";letter-spacing:.16em}.section-label:after{content:"";height:1px;flex:1;background:var(--line)}.modes{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}.mode{position:relative;min-height:230px;padding:25px;overflow:hidden;text-align:left;color:var(--text);background:linear-gradient(145deg,rgba(21,29,41,.97),rgba(12,17,25,.98));border:1px solid var(--line);border-radius:4px;cursor:pointer;transition:.25s}.mode:hover{transform:translateY(-4px);border-color:var(--cyan);box-shadow:0 14px 38px #0008}.mode-num{color:#536073;font:11px "Space Mono"}.mode-icon{position:absolute;right:20px;top:20px;font:700 34px "Space Mono";color:#31404f}.mode h2{margin:40px 0 5px;font-size:25px}.mode h2 span{display:block;color:var(--cyan);font:12px "Space Mono";letter-spacing:.15em}.mode p{max-width:310px;color:var(--muted);font-size:13px;line-height:1.7}.tags{position:absolute;left:25px;bottom:22px;display:flex;gap:7px}.tag{padding:5px 8px;color:#aab6c5;background:#0a0e15;border:1px solid #27313e;font:10px "Space Mono"}.mode.mosaic{background:linear-gradient(135deg,#18332f 0,#111923 60%)}.mode.mosaic .mode-icon{color:var(--cyan2)}.footnote{margin-top:28px;color:#647083;font-size:11px;line-height:1.7}@media(max-width:720px){.shell{padding:0 16px 35px}.topbar{height:70px}.top-note{display:none}.hero{grid-template-columns:1fr;padding:48px 0 30px}.lead{margin:0}.modes{grid-template-columns:1fr}.mode{min-height:210px}}
.top-actions{display:flex;align-items:center;gap:10px}.catalog-link{padding:9px 12px;color:var(--text);border:1px solid var(--line);text-decoration:none;font:700 11px "Space Mono"}.catalog-link:hover{color:var(--cyan);border-color:var(--cyan)}@media(max-width:720px){.top-actions{gap:6px}.catalog-link{padding:7px 8px;font-size:8px}.top-note{display:none}}
.site-legal{margin-top:28px;padding:24px 0 4px;border-top:1px solid var(--line);color:var(--muted)}.site-legal nav{display:flex;justify-content:center;gap:20px;margin-bottom:16px}.site-legal a{color:var(--cyan);font-size:11px;text-decoration:none}.site-legal p{max-width:900px;margin:0 auto;font-size:10px;line-height:1.8;text-align:center}@media(max-width:720px){.site-legal nav{flex-wrap:wrap;gap:10px 16px}}