:root{--coral:#dd6867;--coral-deep:#c8514f;--slate:#4c7299;--mist:#cddce3;--paper:#fafaf9;--surface:#fff;--ink:#26292e;--ink-sub:#626a75;--line:#e4e6ea}*{box-sizing:border-box}body{color:var(--ink);background:var(--paper);margin:0;font-family:-apple-system,BlinkMacSystemFont,Hiragino Kaku Gothic ProN,Hiragino Sans,Yu Gothic UI,Meiryo,sans-serif;line-height:1.6}main{max-width:720px;margin:0 auto;padding:48px 24px}main.wide{max-width:880px;padding:40px 24px 64px}h1{margin:0 0 8px;font-size:1.5rem}a{color:var(--slate)}button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--coral);outline-offset:2px}.subtext{color:var(--ink-sub);margin:0 0 24px;font-size:.875rem}.card{background:var(--surface);border:1px solid var(--line);border-radius:12px;margin-bottom:16px;padding:24px}.error{color:#a40e26;background:#ffebe9;border:1px solid #ff8182;border-radius:8px;margin-bottom:16px;padding:12px 16px;font-size:.875rem}form{margin:0}label{margin-bottom:4px;font-size:.875rem;font-weight:600;display:block}input[type=email],input[type=password],input[type=text]{border:1px solid var(--line);border-radius:6px;width:100%;margin-bottom:16px;padding:8px 12px;font-size:1rem}button{cursor:pointer;border:none;border-radius:6px;width:100%;padding:10px 16px;font-size:1rem;font-weight:600;display:block}.btn-google{background:var(--surface);border:1px solid var(--line);color:var(--ink)}.btn-google:hover{background:var(--paper)}.btn-primary{background:var(--coral);color:#fff}.btn-primary:hover{background:var(--coral-deep)}.btn-link{width:auto;color:var(--ink-sub);cursor:pointer;background:0 0;border:none;padding:0;font-size:.8125rem;font-weight:400;text-decoration:underline}.site-header{background:var(--surface);border-bottom:1px solid #e9e9ec;flex-wrap:wrap;align-items:center;gap:10px 16px;padding:14px 24px;display:flex}.site-header .logo-link{flex-shrink:0;align-items:center;display:flex}.site-header .logo{flex-shrink:0;height:28px}.brand-divider{background:#e0e0e3;flex-shrink:0;width:1px;height:28px}.site-title{letter-spacing:.02em;white-space:nowrap;margin:0;font-size:17px}.account{align-items:center;gap:12px;margin-left:auto;font-size:13px;display:flex}.login-badge{color:#2563ab;white-space:nowrap;background:#eef4fb;border-radius:999px;padding:3px 10px;font-size:11px;font-weight:700}.login-badge.external{color:#b45309;background:#fdf3e7}.account .email{color:#55555a;text-overflow:ellipsis;white-space:nowrap;max-width:260px;overflow:hidden}.account .logout{color:#71717a;background:var(--surface);border:1px solid #d9d9dd;border-radius:8px;width:auto;padding:5px 12px;font-size:12.5px;font-weight:400;transition:background .15s}.account .logout:hover{background:#f5f5f6}main.top-main{max-width:860px;margin:0 auto;padding:56px 24px 80px}.page-title{margin:0 0 10px;font-size:24px}.page-lead{color:#71717a;margin:0 0 36px;font-size:14px;line-height:1.9}.demo-list{flex-direction:column;gap:18px;display:flex}.demo-card{background:var(--surface);color:inherit;border:1px solid #e9e9ec;border-radius:14px;align-items:center;gap:26px;padding:26px 30px;text-decoration:none;transition:transform .15s,box-shadow .15s,border-color .15s;display:flex;box-shadow:0 1px 8px #00000008}a.demo-card:hover{border-color:#d6d6db;transform:translateY(-1px);box-shadow:0 4px 16px #0000000f}.demo-card .card-visual{flex-shrink:0;justify-content:center;align-items:center;width:84px;height:84px;font-size:56px;display:flex}.demo-card .card-body{flex:1;min-width:0}.demo-card h2{flex-wrap:wrap;align-items:center;gap:8px;margin:0 0 6px;font-size:16.5px;line-height:1.45;display:flex}.demo-card p{color:#71717a;margin:0;font-size:13.5px;line-height:1.8}.open-btn{color:#fff;background:#e50019;border-radius:8px;flex-shrink:0;padding:10px 24px;font-size:13.5px;font-weight:700;transition:background .15s;display:inline-block}a.demo-card:hover .open-btn{background:#dc2626}.badge{border-radius:999px;flex-shrink:0;padding:2px 8px;font-size:10px;font-weight:700}.badge.beta{color:#e50019;background:#fef0f0}.empty{border:1px dashed var(--mist);background:var(--surface);color:var(--ink-sub);text-align:center;border-radius:12px;justify-items:center;gap:12px;padding:48px 24px;font-size:.9375rem;display:grid}.empty svg{opacity:.45}main.login{max-width:420px;padding:72px 24px 48px}.brand-block{text-align:center;justify-items:center;gap:6px;margin-bottom:28px;display:grid}.brand-title{letter-spacing:.01em;font-size:1.125rem;font-weight:700}.brand-sub{color:var(--ink-sub);letter-spacing:.35em;text-indent:.35em;font-size:.75rem}.login-card{padding:24px}.login-label{color:var(--ink-sub);letter-spacing:.03em;margin:0 0 14px;font-size:.8125rem;font-weight:700}.login-note{color:var(--ink-sub);margin:0 0 16px;font-size:.8125rem}.btn-google{justify-content:center;align-items:center;gap:10px;display:flex}.switch-link{color:var(--ink-sub);text-align:center;margin:20px 0 0;font-size:.8125rem;line-height:1.9}.login-alt-actions{flex-direction:column;align-items:center;gap:10px;margin-top:20px;display:flex}@media (prefers-reduced-motion:no-preference){.demo-list>.demo-card{animation:.4s cubic-bezier(.2,.7,.3,1) both card-in}.demo-list>.demo-card:nth-child(2){animation-delay:60ms}.demo-list>.demo-card:nth-child(3){animation-delay:.12s}.demo-list>.demo-card:nth-child(n+4){animation-delay:.18s}@keyframes card-in{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}}