:root{--bg: #0b1020;--panel: #141b2e;--ink: #e8edf6;--muted: #94a3b8;--line: #243049;--free: #16a34a;--busy: #dc2626;--tentative: #f59e0b;--unknown: #64748b;--accent: #6366f1}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased}a{color:var(--accent)}.viewer{height:100%;display:flex;flex-direction:column}.viewer__bar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 22px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,rgba(255,255,255,.03),transparent)}.viewer__title{font-size:18px;font-weight:650;letter-spacing:.2px}.viewer__title small{color:var(--muted);font-weight:500;margin-left:10px}.legend{display:flex;gap:18px;align-items:center}.legend span{display:inline-flex;align-items:center;gap:7px;color:var(--muted);font-size:13px}.swatch{width:13px;height:13px;border-radius:3px;display:inline-block}.conn{font-size:12px;color:var(--muted);display:inline-flex;align-items:center;gap:7px}.dot{width:8px;height:8px;border-radius:50%;background:var(--unknown)}.dot.live{background:var(--free);box-shadow:0 0 0 4px #16a34a2e}.viewer__stage{flex:1;display:grid;place-items:center;padding:24px;min-height:0}.plan{width:min(100%,1100px);height:auto;background:var(--panel);border:1px solid var(--line);border-radius:14px;box-shadow:0 20px 60px #00000073}.room{transition:fill .6s ease;cursor:default}.room__label{fill:#fff;font-size:15px;font-weight:600;pointer-events:none}.room__sub{fill:#ffffffc7;font-size:11px;pointer-events:none}.land{max-width:920px;margin:0 auto;padding:64px 24px}.land h1{font-size:40px;margin:0 0 8px;letter-spacing:-.5px}.land p.lede{color:var(--muted);font-size:18px;margin:0 0 32px}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:20px}.card h3{margin:0 0 6px;font-size:15px}.card p{margin:0;color:var(--muted);font-size:13px;line-height:1.5}.btn{display:inline-block;margin-top:28px;padding:12px 20px;border-radius:10px;background:var(--accent);color:#fff;text-decoration:none;font-weight:600}.steps{color:var(--muted);font-size:14px;line-height:1.9;margin-top:36px}.tag{display:inline-block;font-size:11px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:3px 10px;margin-bottom:18px}