:root{--bg: #f6f7fb;--card: #ffffff;--ink: #1f2330;--muted: #6b7280;--line: #e6e8ef;--primary: #6366f1;--primary-ink: #ffffff;--green: #16a34a;--red: #dc2626;--amber: #d97706;--radius: 14px;--shadow: 0 1px 3px rgba(20, 24, 40, .06), 0 8px 24px rgba(20, 24, 40, .05)}*{box-sizing:border-box}body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased}h1{font-size:1.7rem}h2{font-size:1.25rem}code{background:#eef0f6;padding:1px 6px;border-radius:6px;font-size:.9em}.muted{color:var(--muted)}.small{font-size:.85rem}.app{min-height:100vh}.topbar{display:flex;align-items:center;gap:16px;padding:12px 20px;background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10;flex-wrap:wrap}.brand{font-weight:700;font-size:1.1rem}.nav{display:flex;gap:4px;flex:1}.navlink{text-decoration:none;color:var(--muted);padding:7px 12px;border-radius:9px;font-weight:500;font-size:.95rem}.navlink:hover{background:#f1f2f7;color:var(--ink)}.navlink-active{background:#eef0fe;color:var(--primary)}.userbox{display:flex;align-items:center;gap:10px}.content{max-width:920px;margin:0 auto;padding:24px 20px 60px}.centered{min-height:100vh;display:grid;place-items:center;padding:20px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.stack{display:flex;flex-direction:column;gap:12px}.stack-lg{display:flex;flex-direction:column;gap:20px}.row-between{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.row-gap{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.row-gap-sm{display:flex;gap:6px;align-items:center;flex-wrap:wrap}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:12px}@media (max-width: 560px){.grid-2{grid-template-columns:1fr}}.game-header{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}label{display:flex;flex-direction:column;gap:6px;font-weight:500;font-size:.9rem}input,select{font:inherit;padding:9px 11px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);width:100%}input:focus,select:focus{outline:2px solid #c7caf8;border-color:var(--primary)}.stake input{font-weight:600}.btn{font:inherit;font-weight:600;border:1px solid transparent;border-radius:10px;padding:9px 14px;cursor:pointer;background:#eef0f6;color:var(--ink)}.btn:hover{filter:brightness(.97)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-sm{padding:5px 10px;font-size:.85rem;border-radius:8px}.btn-primary{background:var(--primary);color:var(--primary-ink)}.btn-green{background:var(--green);color:#fff}.btn-red{background:var(--red);color:#fff}.btn-amber{background:var(--amber);color:#fff}.btn-ghost{background:transparent;border-color:var(--line);color:var(--muted)}.btn-google{background:#fff;color:#1f2330;border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;gap:10px;width:100%}.btn-google:hover{background:#f8f9fc}.divider{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:.85rem}.divider:before,.divider:after{content:"";flex:1;height:1px;background:var(--line)}.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:.78rem;font-weight:700}.badge-green{background:#dcfce7;color:#15803d}.badge-red{background:#fee2e2;color:#b91c1c}.badge-amber{background:#fef3c7;color:#b45309}.notice{padding:12px 14px;border-radius:10px;font-size:.92rem}.notice p{margin:6px 0 0}.notice-green{background:#dcfce7;color:#166534}.notice-red{background:#fee2e2;color:#991b1b}.table{width:100%;border-collapse:collapse;font-size:.92rem}.table th,.table td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line);vertical-align:top}.table th{font-size:.78rem;text-transform:uppercase;letter-spacing:.03em;color:var(--muted)}.winner-row{background:#fffbeb}.kv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.kv-grid .muted{font-size:.78rem}@media (max-width: 640px){.kv-grid{grid-template-columns:repeat(2,1fr)}}.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}@media (max-width: 640px){.stats-row{grid-template-columns:repeat(2,1fr)}}.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px;text-align:center;box-shadow:var(--shadow)}.stat-num{font-size:1.4rem;font-weight:700}.stat-label{color:var(--muted);font-size:.8rem;margin-top:2px}.pool-pill{background:#eef0fe;color:var(--primary);font-weight:700;padding:8px 16px;border-radius:999px}.ranklist{list-style:decimal inside;margin:0;padding:0}.ranklist li{display:flex;justify-content:space-between;padding:8px 4px;border-bottom:1px solid var(--line)}.ranklist li.winner{background:#fffbeb;font-weight:700}.spinner{width:32px;height:32px;border:3px solid var(--line);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite;margin:40px auto}@keyframes spin{to{transform:rotate(360deg)}}