.app{max-width:860px;margin:0 auto;padding:48px 24px 64px}.app__header{margin-bottom:32px}.app__header h1{margin:0;font-size:2rem;letter-spacing:-.02em}.app__subtitle{margin:6px 0 0;color:var(--muted);font-size:.95rem}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:40px}.stat-card{background:var(--panel);border:1px solid rgba(148,163,184,.15);border-radius:14px;padding:20px}.stat-card__value{font-size:1.8rem;font-weight:700;color:var(--accent)}.stat-card__label{margin-top:4px;font-weight:600}.stat-card__hint{margin-top:2px;color:var(--muted);font-size:.82rem}.features h2{font-size:1.1rem;margin:0 0 12px}.feature-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}.feature{display:flex;align-items:center;justify-content:space-between;background:var(--panel-2);border:1px solid rgba(148,163,184,.12);border-radius:12px;padding:14px 18px}.feature__name{font-weight:500}.toggle{min-width:56px;border:none;border-radius:999px;padding:6px 14px;font-weight:600;font-size:.85rem;cursor:pointer;color:#0b1220}.toggle--on{background:var(--on)}.toggle--off{background:var(--off);color:var(--text)}.app__footer{margin-top:40px;color:var(--muted);font-size:.8rem}@media (max-width: 640px){.stats{grid-template-columns:1fr}}:root{--bg: #0f172a;--panel: #1e293b;--panel-2: #273449;--text: #e2e8f0;--muted: #94a3b8;--accent: #38bdf8;--on: #22c55e;--off: #64748b;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100%}body{background:radial-gradient(1200px 600px at 20% -10%,#1e293b 0%,var(--bg) 55%);color:var(--text)}