:root{--bg: #0f1420;--surface: #1a2130;--surface-2: #232c3d;--border: #2e3a4f;--text: #e6ebf3;--text-dim: #8b98ad;--accent: #6366f1;--accent-hover: #7c7ff5;--up: #4ade80;--down: #f87171}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Apple SD Gothic Neo,Malgun Gothic,sans-serif;background:var(--bg);color:var(--text);overflow-x:hidden}.container{max-width:720px;margin:0 auto;padding:24px 16px 64px}.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 20px;background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}.nav-brand{font-weight:700;font-size:18px;color:var(--text);text-decoration:none}.nav-links{display:flex;align-items:center;gap:16px;flex-wrap:wrap}.nav-links a{color:var(--text-dim);text-decoration:none;font-size:14px}.nav-links a.active{color:var(--text);font-weight:600}.nav-nickname{color:var(--text-dim);font-size:13px}.btn-primary,.btn-ghost{border-radius:10px;padding:11px 18px;font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;transition:background .15s,border-color .15s}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-primary:disabled{opacity:.55;cursor:default}.btn-ghost{background:transparent;color:var(--text);border-color:var(--border)}.btn-ghost:hover{background:var(--surface-2)}.auth-card{max-width:380px;margin:48px auto;padding:28px;background:var(--surface);border:1px solid var(--border);border-radius:16px}.auth-card h1{margin:0 0 20px;font-size:22px}.auth-card form{display:flex;flex-direction:column;gap:14px}label{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--text-dim)}input,select{background:var(--surface-2);border:1px solid var(--border);border-radius:8px;padding:10px 12px;color:var(--text);font-size:15px}input:focus,select:focus{outline:none;border-color:var(--accent)}.auth-switch{margin-top:18px;font-size:14px;color:var(--text-dim);text-align:center}.auth-switch a{color:var(--accent-hover)}.error{color:var(--down);font-size:13px;margin:0}.success{color:var(--up);font-size:13px;margin:0}.settings-form{display:flex;flex-direction:column;gap:14px;max-width:380px;margin-top:12px}.page h1{font-size:24px;margin:0 0 6px}.page h2{font-size:17px;margin:24px 0 10px}.subtle{color:var(--text-dim);margin:0 0 20px;font-size:14px}.page-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.field{margin-bottom:8px}.center-note{text-align:center;color:var(--text-dim);padding:40px 0}.grade-badge{display:inline-flex;align-items:center;gap:6px;border:1px solid;border-radius:999px;padding:3px 11px;font-size:13px;font-weight:600;white-space:nowrap;flex-shrink:0}.grade-dot{width:8px;height:8px;border-radius:50%}.grade-score{color:var(--text-dim);font-weight:500}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}.rating-card{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:16px}.rating-card-head{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap}.game-name{font-weight:600;white-space:nowrap}.rating-card-stats{margin-top:12px;display:flex;gap:12px;color:var(--text-dim);font-size:13px}.tag-new,.tag-host{background:var(--surface-2);border-radius:6px;padding:1px 7px;font-size:11px;color:var(--text-dim)}.tag-host{color:var(--accent-hover);margin-left:6px}.cta-row{display:flex;gap:12px;margin-top:28px}.ranking-list{list-style:none;padding:0;margin:20px 0 0;display:flex;flex-direction:column;gap:8px}.ranking-row{display:flex;align-items:center;gap:14px;background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:12px 16px}.rank-num{font-weight:700;width:24px;text-align:center;color:var(--text-dim)}.ranking-row.rank-1 .rank-num{color:#fbbf24}.ranking-row.rank-2 .rank-num{color:#cbd5e1}.ranking-row.rank-3 .rank-num{color:#c2814e}.rank-nick{font-weight:600;flex:1}.rank-stats{color:var(--text-dim);font-size:13px}.member-list{display:flex;flex-direction:column;gap:8px}.member-row{display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:10px 14px}.member-row.selected{border-color:var(--accent)}.member-pick{flex-direction:row;align-items:center;gap:10px;color:var(--text);font-size:15px;cursor:pointer}.member-pick input{width:auto}.member-row select{width:90px}.match-list{display:flex;flex-direction:column;gap:12px;margin-top:20px}.match-card{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:14px 16px}.match-card-head{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:10px}.match-date{color:var(--text-dim);font-size:13px}.match-players{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}.match-players li{display:flex;align-items:center;gap:10px;font-size:14px}.match-rank{color:var(--text-dim);width:34px;flex-shrink:0}.match-nick{flex:1;font-weight:600}.result-list{list-style:none;padding:0;display:flex;flex-direction:column;gap:8px}.result-list li{display:flex;justify-content:space-between;background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:12px 16px}.up{color:var(--up);font-weight:600}.down{color:var(--down);font-weight:600}.ms-levels{display:flex;gap:8px;margin-bottom:14px}.ms-levels .btn-ghost{padding:8px 14px;font-size:14px}.ms-levels .btn-ghost.active{border-color:var(--accent);color:var(--accent-hover)}.ms-status{display:flex;align-items:center;justify-content:space-between;gap:12px;max-width:360px;margin:0 auto 12px;padding:8px 14px;background:var(--surface);border:1px solid var(--border);border-radius:12px}.ms-counter{font-variant-numeric:tabular-nums;font-weight:700;min-width:64px}.ms-counter:last-child{text-align:right}.ms-face{font-size:22px;line-height:1;padding:6px 10px;background:var(--surface-2);border:1px solid var(--border);border-radius:10px;cursor:pointer}.ms-face:hover{border-color:var(--accent)}.ms-result{max-width:360px;margin:16px auto 0;padding:18px 18px 16px;background:var(--surface);border:1px solid var(--border);border-radius:14px;text-align:center;animation:ms-result-in .28s ease-out}.ms-result-won{border-color:#fbbf24}.ms-result-lost{border-color:var(--down)}.ms-result-title{margin:0 0 6px;font-size:20px;font-weight:700}.ms-result-time{margin:0;color:var(--text-dim);font-size:15px}.ms-result-time strong{color:var(--text);font-variant-numeric:tabular-nums}.ms-result-sub{margin:6px 0 0;color:var(--text-dim);font-size:13px}.ms-result-actions{display:flex;flex-direction:column;gap:8px;margin-top:16px}.ms-result-primary{padding:14px 18px;font-size:17px}@keyframes ms-result-in{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}@media (prefers-reduced-motion: reduce){.ms-result{animation:none}}.ms-record{margin-left:8px;padding:2px 8px;border-radius:999px;background:#fbbf24;color:#1a2130;font-size:12px}.ms-board-scroll{overflow-x:auto;max-width:100%;padding-bottom:4px}.ms-board{--ms-cell: min(30px, calc((100vw - 48px) / var(--ms-cols)));display:grid;grid-template-columns:repeat(var(--ms-cols),var(--ms-cell));grid-auto-rows:var(--ms-cell);gap:1px;width:max-content;margin:0 auto;padding:1px;background:var(--border);border-radius:8px;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none;touch-action:manipulation}.ms-board.ms-wide{--ms-cell: 22px}.ms-cell{display:flex;align-items:center;justify-content:center;padding:0;border:none;border-radius:2px;background:var(--surface-2);color:var(--text);font-size:calc(var(--ms-cell) * .55);font-weight:800;font-family:inherit;cursor:pointer}.ms-cell:hover{background:#2c3850}.ms-cell.ms-open{background:var(--bg);cursor:default}.ms-cell.ms-exploded{background:var(--down)}.ms-n1{color:#60a5fa}.ms-n2{color:#4ade80}.ms-n3{color:#f87171}.ms-n4{color:#a78bfa}.ms-n5{color:#fb923c}.ms-n6{color:#22d3ee}.ms-n7{color:#e6ebf3}.ms-n8{color:#8b98ad}.ms-records{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px;max-width:360px}.ms-records li{display:flex;justify-content:space-between;background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:10px 14px;font-size:14px}.subtle-inline{color:var(--text-dim)}.sk-levels{display:grid;grid-template-columns:repeat(10,minmax(0,1fr));gap:4px;margin-bottom:14px}.sk-level{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;height:38px;padding:0;background:var(--surface);border:1px solid var(--border);border-radius:8px;color:var(--text-dim);font-family:inherit;cursor:pointer}.sk-level:hover{border-color:var(--accent)}.sk-level.active{border-color:var(--accent);background:var(--surface-2);color:var(--text)}.sk-level-cleared{color:var(--text)}.sk-level-number{font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;line-height:1}.sk-level-mark{height:11px;font-size:10px;line-height:11px;color:var(--up)}.sk-status{display:flex;align-items:center;justify-content:space-between;gap:10px;max-width:420px;margin:0 auto 6px;padding:8px 14px;background:var(--surface);border:1px solid var(--border);border-radius:12px;font-size:14px}.sk-status-title{font-weight:700}.sk-stat{color:var(--text-dim)}.sk-stat strong{color:var(--text);font-variant-numeric:tabular-nums}.sk-best{margin:0 0 12px;text-align:center;font-size:13px}.sk-stage{display:flex;justify-content:center;padding:8px 0;touch-action:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}.sk-board{--sk-cell: min(40px, calc((min(100vw, 720px) - 36px) / var(--sk-cols)));position:relative;display:grid;grid-template-columns:repeat(var(--sk-cols),var(--sk-cell));grid-auto-rows:var(--sk-cell)}.sk-tile.sk-outside{background:transparent}.sk-tile.sk-wall{background:var(--border);box-shadow:inset 0 0 0 1px #3a4862;border-radius:3px}.sk-tile.sk-floor,.sk-tile.sk-goal{background:var(--surface)}.sk-tile.sk-goal{background-image:radial-gradient(circle,#fbbf24 0 calc(var(--sk-cell) * .14),transparent calc(var(--sk-cell) * .14 + 1px))}.sk-piece{position:absolute;top:0;left:0;width:var(--sk-cell);height:var(--sk-cell);transition:transform .1s ease-out}.sk-box:before,.sk-player:before{content:"";position:absolute;top:12%;right:12%;bottom:12%;left:12%}.sk-box:before{background:#b7793a;border:2px solid #8a5626;border-radius:4px;box-shadow:inset 0 0 0 2px #d39654}.sk-box-on-goal:before{background:#22a35a;border-color:#16733f;box-shadow:inset 0 0 0 2px var(--up)}.sk-player:before{top:18%;right:18%;bottom:18%;left:18%;background:var(--accent-hover);border:2px solid #c7c9ff;border-radius:50%}@media (prefers-reduced-motion: reduce){.sk-piece{transition:none}}.sk-star-inline{margin-left:6px}.sk-controls{display:flex;flex-direction:column;align-items:center;gap:14px;margin-top:14px}.sk-actions{display:flex;gap:8px}.sk-actions .btn-ghost{padding:9px 14px;font-size:14px}.sk-actions .btn-ghost:disabled,.sk-dpad-btn:disabled{opacity:.45;cursor:default}.sk-dpad{display:grid;grid-template-columns:repeat(3,56px);grid-template-rows:repeat(3,56px);grid-template-areas:". up ." "left . right" ". down .";gap:6px;touch-action:manipulation}.sk-dpad-btn{background:var(--surface);border:1px solid var(--border);border-radius:12px;color:var(--text);font-size:18px;cursor:pointer;user-select:none;-webkit-user-select:none}.sk-dpad-btn:active:not(:disabled){background:var(--surface-2);border-color:var(--accent)}.sk-dpad-up{grid-area:up}.sk-dpad-down{grid-area:down}.sk-dpad-left{grid-area:left}.sk-dpad-right{grid-area:right}.sk-credit{margin:28px 0 0;text-align:center;color:var(--text-dim);font-size:11px}.g2-head{display:flex;align-items:center;justify-content:space-between;gap:10px;max-width:400px;margin:0 auto 6px}.g2-scores{display:flex;gap:8px}.g2-score{position:relative;display:flex;flex-direction:column;align-items:center;min-width:76px;padding:6px 12px;background:var(--surface);border:1px solid var(--border);border-radius:10px}.g2-score-label{color:var(--text-dim);font-size:11px}.g2-score-value{font-size:18px;font-variant-numeric:tabular-nums}.g2-score-pop{position:absolute;top:4px;right:8px;color:var(--up);font-size:13px;font-weight:700;pointer-events:none;animation:g2-score-pop .6s ease-out forwards}@keyframes g2-score-pop{0%{opacity:1;transform:none}to{opacity:0;transform:translateY(-18px)}}.g2-new-game{padding:9px 14px;font-size:14px}.g2-best{max-width:400px;margin:0 auto 12px;text-align:right;font-size:13px}.g2-stage{display:flex;justify-content:center;padding:8px 0;touch-action:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}.g2-board{--g2-size: min(400px, calc(100vw - 32px) );--g2-gap: calc(var(--g2-size) * .03);--g2-cell: calc((var(--g2-size) - var(--g2-gap) * 5) / 4);position:relative;display:grid;grid-template-columns:repeat(4,var(--g2-cell));grid-auto-rows:var(--g2-cell);gap:var(--g2-gap);width:var(--g2-size);height:var(--g2-size);padding:var(--g2-gap);background:var(--border);border-radius:12px}.g2-cell{background:var(--surface);border-radius:6px}.g2-tile{position:absolute;top:var(--g2-gap);left:var(--g2-gap);width:var(--g2-cell);height:var(--g2-cell);z-index:2;transition:transform .1s ease-in-out}.g2-tile.g2-ghost{z-index:1}.g2-tile-inner{display:flex;align-items:center;justify-content:center;width:100%;height:100%;border-radius:6px;background:#3a3550;color:var(--text);font-size:calc(var(--g2-cell) * .45);font-weight:800;font-variant-numeric:tabular-nums;line-height:1}.g2-d3 .g2-tile-inner{font-size:calc(var(--g2-cell) * .38)}.g2-d4 .g2-tile-inner{font-size:calc(var(--g2-cell) * .3)}.g2-d5 .g2-tile-inner{font-size:calc(var(--g2-cell) * .24)}.g2-new .g2-tile-inner{animation:g2-appear .2s ease-out .1s backwards}.g2-merged .g2-tile-inner{animation:g2-pop .2s ease-out .1s backwards}@keyframes g2-appear{0%{opacity:0;transform:scale(0)}to{opacity:1;transform:scale(1)}}@keyframes g2-pop{0%{transform:scale(0)}50%{transform:scale(1.18)}to{transform:scale(1)}}@media (prefers-reduced-motion: reduce){.g2-tile{transition:none}.g2-new .g2-tile-inner,.g2-merged .g2-tile-inner,.g2-score-pop{animation:none}.g2-score-pop{display:none}}.g2-v2 .g2-tile-inner{background:#e7e3f6;color:#2a2840}.g2-v4 .g2-tile-inner{background:#d6d0f2;color:#2a2840}.g2-v8 .g2-tile-inner{background:#f2a65a;color:#fff}.g2-v16 .g2-tile-inner{background:#f28a4b;color:#fff}.g2-v32 .g2-tile-inner{background:#f06b4a;color:#fff}.g2-v64 .g2-tile-inner{background:#e84a3a;color:#fff}.g2-v128 .g2-tile-inner{background:#edcf72;color:#fff;box-shadow:0 0 12px #f3d77459}.g2-v256 .g2-tile-inner{background:#edcc61;color:#fff;box-shadow:0 0 14px #f3d77473}.g2-v512 .g2-tile-inner{background:#edc850;color:#fff;box-shadow:0 0 16px #f3d7748c}.g2-v1024 .g2-tile-inner{background:#edc53f;color:#fff;box-shadow:0 0 18px #f3d774a6}.g2-v2048 .g2-tile-inner{background:#edc22e;color:#fff;box-shadow:0 0 22px #f3d774cc}.g2-vsuper .g2-tile-inner{background:var(--accent);color:#fff;box-shadow:0 0 22px #6366f1b3}@media (max-width: 600px){.container{padding:18px 14px 56px}.nav{flex-wrap:wrap;padding:12px 16px;gap:10px}.nav-links{width:100%;gap:12px 16px;font-size:14px}.nav-nickname{margin-left:auto;max-width:45%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.page h1{font-size:21px}.page-head{flex-wrap:wrap}.page-head select{width:100%}.cta-row{flex-wrap:wrap}.cta-row .btn-primary,.cta-row .btn-ghost{flex:1 1 140px;text-align:center}.ranking-row{flex-wrap:wrap}.rank-nick{flex:1 1 auto}.rank-stats{order:3;width:100%;padding-left:38px}.match-players li{flex-wrap:wrap}.match-nick{flex:1 0 auto}}