.bigtwo-shell{color:#f8fafc;box-sizing:border-box;background:radial-gradient(circle at 50% 30%,#161c30 0%,#0b101d 60%,#04060c 100%);flex-direction:column;align-items:center;min-height:100vh;padding:.75rem 1rem;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Noto Sans TC,sans-serif;display:flex;position:relative;overflow-x:hidden}.bigtwo-header{z-index:10;border-bottom:1px solid #ffffff1a;justify-content:space-between;align-items:center;width:100%;max-width:1080px;margin-bottom:.75rem;padding:.6rem 1rem;display:flex}.bigtwo-home{color:#94a3b8;cursor:pointer;background:#ffffff0f;border:1px solid #ffffff1f;border-radius:8px;padding:.4rem .85rem;font-size:.85rem;font-weight:700;text-decoration:none;transition:all .2s cubic-bezier(.2,.8,.2,1)}.bigtwo-home:hover{color:#fff;background:#ffffff29;border-color:#ffffff4d;transform:translateY(-1px)}.bigtwo-brand{align-items:center;gap:.75rem;display:flex}.bigtwo-brand span.seal{color:#fff;background:linear-gradient(135deg,#e11d48 0%,#9f1239 100%);border-radius:10px;justify-content:center;align-items:center;width:38px;height:38px;font-size:1.2rem;font-weight:900;display:inline-flex;box-shadow:0 4px 14px #e11d4873,inset 0 1px 1px #ffffff4d}.bigtwo-brand h1{letter-spacing:.05em;margin:0;font-size:1.25rem;font-weight:800}.bigtwo-brand small{color:#fda4af;letter-spacing:.12em;font-size:.65rem;font-weight:700;display:block}.bigtwo-table{box-sizing:border-box;background:radial-gradient(#1b314b 0%,#0f1f33 65%,#08111e 100%);border:12px solid #2a374a;border-radius:210px;flex-direction:column;justify-content:space-between;align-items:center;width:100%;max-width:1020px;height:420px;padding:1.25rem 2rem;display:flex;position:relative;box-shadow:inset 0 0 60px #000c,0 20px 60px #0009,0 0 0 2px #ffffff0d}.bigtwo-table:before{content:"";pointer-events:none;border:1px dashed #dbbc7f2e;border-radius:190px;position:absolute;inset:12px}.table-seat{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:5;background:#0f172ae0;border:1px solid #ffffff24;border-radius:14px;flex-direction:column;align-items:center;gap:4px;padding:6px 14px;transition:all .3s cubic-bezier(.2,.8,.2,1);display:flex;box-shadow:0 8px 24px #00000073}.table-seat strong{color:#f1f5f9;font-size:.85rem}.seat-badge{color:#fda4af;background:#e11d4833;border:1px solid #e11d484d;border-radius:999px;padding:2px 8px;font-size:.72rem;font-weight:700}.table-seat.active-turn{background:linear-gradient(135deg,#1e293bf2,#0f172afa);border-color:#f59e0b;transform:scale(1.06);box-shadow:0 0 25px #f59e0b80,inset 0 0 10px #f59e0b33}.table-seat.active-turn .seat-badge{color:#0f172a;background:#f59e0b;border-color:#fde047}.seat-north{align-self:center}.seat-west{position:absolute;top:45%;left:2rem;transform:translateY(-50%)}.seat-east{position:absolute;top:45%;right:2rem;transform:translateY(-50%)}.seat-south{opacity:.9;align-self:center}.center-pool{z-index:4;background:#00000059;border:1px solid #ffffff14;border-radius:16px;flex-direction:column;justify-content:center;align-items:center;min-height:120px;padding:10px 20px;display:flex;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:inset 0 0 20px #00000080}.hand-container{z-index:10;flex-wrap:nowrap;justify-content:center;align-items:flex-end;width:100%;max-width:980px;height:125px;margin:12px auto 6px;padding:10px 16px 4px;position:relative;overflow:visible;flex-direction:row!important;display:flex!important}.poker-card{box-sizing:border-box;cursor:pointer;-webkit-user-select:none;user-select:none;background:#fff linear-gradient(135deg,#fff 0%,#f8fafc 100%);border:1px solid #cbd5e1;border-radius:8px;flex-direction:column;flex-shrink:0;justify-content:space-between;width:66px;height:98px;margin-right:-24px;padding:5px 6px;transition:transform .22s cubic-bezier(.2,.8,.2,1),box-shadow .22s,border-color .22s;display:flex;position:relative;box-shadow:0 6px 16px #00000073}.poker-card:last-child{margin-right:0}.poker-card:hover{z-index:40;transform:translateY(-16px)scale(1.06);box-shadow:0 14px 28px #000000a6,0 0 12px #ffffff4d}.poker-card.selected{z-index:50;border:2px solid #6366f1;transform:translateY(-28px)scale(1.08);box-shadow:0 16px 36px #6366f1b3,0 0 16px #6366f166}.poker-card.red{color:#e11d48}.poker-card.black{color:#0f172a}.poker-card-top{font-size:1.05rem;font-weight:900;line-height:1}.poker-card-center{align-self:center;font-size:1.6rem;line-height:1}.poker-card-bottom{align-self:flex-end;font-size:.8rem;font-weight:800;line-height:1;transform:rotate(180deg)}.bigtwo-action-bar{z-index:10;justify-content:center;align-items:center;gap:12px;width:100%;max-width:600px;margin:8px auto 14px;display:flex}.action-btn{color:#e2e8f0;cursor:pointer;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:linear-gradient(135deg,#1e293be6,#0f172af2);border:1px solid #ffffff26;border-radius:12px;padding:10px 24px;font-size:.95rem;font-weight:800;transition:all .2s cubic-bezier(.2,.8,.2,1);box-shadow:0 6px 18px #00000059}.action-btn:hover:not(:disabled){color:#fff;background:linear-gradient(135deg,#334155f2,#1e293bfa);border-color:#ffffff4d;transform:translateY(-2px);box-shadow:0 10px 24px #00000080}.action-btn.primary{color:#fff;background:linear-gradient(135deg,#e11d48 0%,#be123c 100%);border-color:#fda4af;box-shadow:0 6px 20px #e11d4873}.action-btn.primary:hover:not(:disabled){background:linear-gradient(135deg,#f43f5e 0%,#e11d48 100%);box-shadow:0 10px 28px #e11d48a6,0 0 16px #f43f5e66}.action-btn:disabled{opacity:.4;cursor:not-allowed;box-shadow:none!important;transform:none!important}.reversi-overlay{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:100;background:#000000bf;place-items:center;padding:1rem;display:grid;position:fixed;inset:0}.reversi-dialog{text-align:center;background:linear-gradient(160deg,#1e293b,#0f172a);border:1px solid #e11d4859;border-radius:20px;width:100%;max-width:440px;padding:24px;box-shadow:0 25px 60px #000c,0 0 30px #e11d4833}.reversi-dialog h2{margin:0 0 12px;font-size:1.4rem;font-weight:800}.dialog-actions{justify-content:center;gap:12px;margin-top:20px;display:flex}.dialog-actions button.primary,.dialog-actions a.reversi-home{cursor:pointer;border:none;border-radius:10px;padding:10px 22px;font-size:.9rem;font-weight:800;transition:all .2s}.dialog-actions button.primary{color:#fff;background:linear-gradient(135deg,#e11d48,#be123c);box-shadow:0 6px 18px #e11d4873}.dialog-actions button.primary:hover{filter:brightness(1.1);transform:translateY(-2px)}.dialog-actions a.reversi-home{color:#cbd5e1;background:#ffffff14;border:1px solid #ffffff26;text-decoration:none}.dialog-actions a.reversi-home:hover{color:#fff;background:#ffffff26}@media (max-width:768px){.poker-card{width:52px;height:78px;margin-right:-28px;padding:3px 4px}.poker-card-top{font-size:.9rem}.poker-card-center{font-size:1.3rem}.poker-card-bottom{font-size:.7rem}.bigtwo-table{border-radius:160px;height:360px;padding:1rem}.seat-west{left:.75rem}.seat-east{right:.75rem}}