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9px;font-size:11.5px;font-weight:600}.btn-xs:hover{background:var(--ink);border-color:var(--ink);color:#fff}.btn-xs:disabled{opacity:.4;cursor:not-allowed}.btn-xs:disabled:hover{background:var(--line2);border-color:var(--line);color:var(--ink)}.btn-xs.teal{color:#fff;background:var(--teal);border-color:var(--teal)}.btn-xs.teal:hover{background:var(--teal-ink);border-color:var(--teal-ink)}.icon-x{width:20px;height:20px;color:var(--mute4);background:0 0;border:none;border-radius:5px;flex:none;justify-content:center;align-items:center;display:inline-flex}.icon-x:hover{background:var(--loss-bg);color:var(--loss)}.captured{align-items:center;gap:5px;min-width:0;margin-left:4px;display:inline-flex}.captured-group{align-items:center;display:inline-flex}.captured-group img{filter:drop-shadow(0 0 .6px #00000059);width:17px;height:17px;display:block}.captured-lead{color:var(--mute);font-size:11.5px;font-weight:600}.modal-backdrop{z-index:100;background:#0d0d0d73;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.modal{border:1px solid var(--line);background:#fff;border-radius:14px;flex-direction:column;width:min(600px,100%);max-height:min(82vh,760px);animation:.18s both rise;display:flex;box-shadow:0 24px 60px #00000038}.guide-row{border-top:1px solid var(--line2);grid-template-columns:24px auto auto 1fr;align-items:center;gap:10px;padding:8px 0;display:grid}.guide-row:first-child{border-top:none}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.sk{background:linear-gradient(90deg,#ececec 25%,#f6f6f6 50%,#ececec 75%) 0 0/200% 100%;flex:none;animation:1.4s ease-in-out infinite shimmer;display:block}.sk-board{opacity:.55;border-radius:8px;flex:1;grid-template-columns:repeat(8,1fr);min-width:0;display:grid;overflow:hidden;box-shadow:0 2px 12px #3c30221a}.sk-board>span{aspect-ratio:1}.sk-board>.light{background:var(--board-light)}.sk-board>.dark{background:var(--board-dark)}@media (prefers-reduced-motion:reduce){.sk{animation:none}}.gate{background:#fff;justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.gate-col{flex-direction:column;gap:16px;width:352px;max-width:100%;display:flex}.gate-brand{align-items:center;gap:9px;display:flex}.gate-mark{border-radius:6px;flex:none;width:22px;height:22px;display:block}.gate-word{color:#111;letter-spacing:-.02em;font-size:19px;font-weight:800}.gate-fields{flex-direction:column;gap:9px;margin-top:6px;display:flex}.gate-input{color:#111;background:#f4f4f4;border:1px solid #e4e4e4;border-radius:9px;outline:none;height:44px;padding:0 13px;font-size:14px;transition:border-color .15s,background .15s}.gate-input::placeholder{color:#707070}.gate-input:focus{background:#fff;border-color:#111}.gate-input:disabled{opacity:.6}.gate-btn{color:#fff;background:#111;border:none;border-radius:9px;height:44px;font-size:15px;font-weight:700;transition:background .15s}.gate-btn:hover{background:#262626}.gate-btn:disabled{opacity:.5;cursor:not-allowed}.gate-hint{color:#a84b4b;min-height:18px;font-size:12.5px}.drill-group{margin-top:22px}.drill-card{cursor:pointer;transition:border-color .12s,transform .12s}.drill-card:hover{border-color:var(--mute5);transform:translateY(-1px)}.drill-head{align-items:center;gap:12px;min-width:0;display:flex}.drill-moves{flex-wrap:wrap;gap:3px 4px;display:flex}.drill-tok{font-family:var(--mono);color:var(--mute);background:var(--card2);white-space:nowrap;border-radius:4px;padding:0 5px;font-size:12.5px;line-height:20px}.drill-tok.me{color:var(--ink);background:var(--line2)}.drill-tok .num{color:var(--mute4);margin-right:2px}@media (max-width:800px){.drill-group{margin-top:16px}.drill-head{gap:8px}.drill-side .practice-scroll{max-height:none}}