@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;600&family=Inter:wght@400;500;600;700;800&display=swap');
:root{--bg:#07101d;--panel:#0d1a2b;--panel2:#12233a;--text:#edf4ff;--muted:#9fb0c8;--cyan:#37e7ff;--purple:#ae72ff;--yellow:#f3cf4e;--red:#ff625f;--border:#263d5b;--max:1120px;--radius:16px;--shadow:0 20px 50px rgba(0,0,0,.3)}
*{box-sizing:border-box}html{color-scheme:dark;scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 15% -10%,#15385a 0,transparent 34rem),var(--bg);color:var(--text);font:16px/1.7 Inter,system-ui,sans-serif}a{color:var(--cyan);text-underline-offset:3px}a:hover{color:#fff}img{max-width:100%;height:auto}code,pre{font-family:'IBM Plex Mono',monospace}.skip-link{position:absolute;left:-9999px}.skip-link:focus{left:1rem;top:1rem;z-index:100;background:#fff;color:#000;padding:.6rem}
.site-header{position:sticky;top:0;z-index:50;border-bottom:1px solid rgba(255,255,255,.1);background:rgba(7,16,29,.88);backdrop-filter:blur(16px)}.header-inner{max-width:var(--max);height:72px;margin:auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{font:700 1rem 'IBM Plex Mono';color:#fff;text-decoration:none}.brand span{color:var(--cyan)}.nav{display:flex;gap:6px;align-items:center}.nav a{color:var(--muted);text-decoration:none;padding:.55rem .75rem;border-radius:9px;font-weight:600;font-size:.92rem}.nav a[aria-current=page],.nav a:hover{color:#fff;background:var(--panel2)}.menu-button{display:none;border:1px solid var(--border);background:var(--panel);color:#fff;padding:.55rem .7rem;border-radius:8px}.code-stream{position:absolute;inset:0;z-index:-1;overflow:hidden;opacity:.18;pointer-events:none}.code-line{white-space:nowrap;font:12px 'IBM Plex Mono';color:var(--cyan)}
main{min-height:calc(100vh - 140px)}.wrap{max-width:var(--max);margin:auto;padding:64px 24px}.hero{padding:92px 0 68px}.eyebrow{color:var(--yellow);font:600 .8rem 'IBM Plex Mono';letter-spacing:.12em;text-transform:uppercase}.hero h1,.article h1{font-size:clamp(2.4rem,7vw,5.2rem);line-height:1.03;letter-spacing:-.05em;max-width:900px;margin:.25em 0}.lede{max-width:760px;color:var(--muted);font-size:clamp(1.05rem,2vw,1.3rem)}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.button{display:inline-flex;align-items:center;justify-content:center;border-radius:10px;padding:.8rem 1.1rem;text-decoration:none;font-weight:700;border:1px solid var(--border);color:#fff;background:var(--panel)}.button.primary{border:0;color:#06111d;background:linear-gradient(90deg,var(--cyan),#79f7cb)}
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.card{background:linear-gradient(145deg,rgba(18,35,58,.95),rgba(10,23,39,.95));border:1px solid var(--border);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}.card h2,.card h3{margin-top:0;line-height:1.2}.card p{color:var(--muted)}.status{display:inline-block;font:600 .75rem 'IBM Plex Mono';color:var(--cyan);border:1px solid #23687b;background:#0a2732;padding:.25rem .55rem;border-radius:999px}.section-title{font-size:clamp(1.8rem,4vw,3rem);letter-spacing:-.04em;margin:0 0 24px}.section{padding:34px 0}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:26px 0}.stat-card{border:1px solid var(--border);background:var(--panel);border-radius:12px;padding:16px}.stat-card strong{display:block;font:700 1.4rem 'IBM Plex Mono';color:#fff}.stat-card span{color:var(--muted);font-size:.84rem}
.article{max-width:820px;margin:auto}.article-header{padding-bottom:28px;border-bottom:1px solid var(--border);margin-bottom:42px}.article h1{font-size:clamp(2.3rem,6vw,4.6rem)}.article h2{font-size:1.8rem;margin-top:2.2em;letter-spacing:-.025em}.article h3{font-size:1.25rem;margin-top:1.8em}.article p,.article li{color:#c7d2e3}.article blockquote{margin:2rem 0;padding:1rem 1.2rem;border-left:4px solid var(--purple);background:var(--panel);color:#fff}.article pre{overflow:auto;padding:18px;border:1px solid var(--border);border-radius:12px;background:#050b13}.article-nav{display:flex;justify-content:space-between;gap:16px;border-top:1px solid var(--border);margin-top:50px;padding-top:22px}.article-nav a{text-decoration:none}.notice{border:1px solid #6d5923;background:#292310;padding:16px 18px;border-radius:12px;color:#f7e7a5}.hero-image{width:100%;max-height:390px;object-fit:cover;border-radius:18px;border:1px solid var(--border);margin:20px 0 38px}
.chat-layout{display:grid;grid-template-columns:280px 1fr;gap:18px;height:calc(100vh - 120px);min-height:620px}.sidebar,.chat-panel{border:1px solid var(--border);background:rgba(13,26,43,.92);border-radius:var(--radius);overflow:hidden}.sidebar{padding:20px;overflow:auto}.stat-row{display:flex;justify-content:space-between;gap:12px;padding:.45rem 0;border-bottom:1px solid rgba(255,255,255,.06);font-size:.86rem}.stat-row span:first-child{color:var(--muted)}.chat-panel{display:grid;grid-template-rows:1fr auto}.messages{padding:22px;overflow:auto}.message{display:flex;margin:12px 0}.message.user{justify-content:flex-end}.bubble{max-width:min(76%,720px);padding:11px 14px;border-radius:14px;background:#172b45;white-space:pre-wrap;overflow-wrap:anywhere}.user .bubble{background:#166f87}.composer{display:flex;gap:10px;padding:14px;border-top:1px solid var(--border)}.composer textarea{resize:none;min-height:52px;max-height:180px;flex:1;border:1px solid var(--border);border-radius:10px;background:#07111f;color:#fff;padding:12px;font:inherit}.composer button{border:0;border-radius:10px;padding:0 22px;font-weight:800;background:var(--cyan);color:#06111d}.service-state{font-size:.78rem;color:var(--muted);margin-top:15px}
.choice-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.choice{min-height:180px;text-align:left;border:1px solid var(--border);background:var(--panel);color:#fff;border-radius:12px;padding:18px;cursor:pointer}.choice:hover,.choice.selected{border-color:var(--cyan);background:#112d3e}.prompt-box{font-size:1.15rem;padding:20px;border-left:4px solid var(--yellow);background:var(--panel);margin-bottom:20px}.footer{border-top:1px solid var(--border);color:var(--muted)}.footer-inner{max-width:var(--max);margin:auto;padding:28px 24px;display:flex;justify-content:space-between;gap:20px}
@media(max-width:780px){.menu-button{display:block}.nav{display:none;position:absolute;top:64px;right:16px;left:16px;flex-direction:column;align-items:stretch;padding:10px;background:#0a1627;border:1px solid var(--border);border-radius:12px}.nav.open{display:flex}.grid,.choice-grid{grid-template-columns:1fr}.stats{grid-template-columns:1fr 1fr}.chat-layout{grid-template-columns:1fr;height:auto}.sidebar{display:none}.chat-panel{height:calc(100vh - 110px)}.hero{padding-top:54px}.article-nav{flex-direction:column}.footer-inner{flex-direction:column}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.code-stream{display:none}*{animation:none!important;transition:none!important}}