:root{--bg: #0d1117;--surface: #161b22;--surface2: #1f2937;--border: #30363d;--accent: #58a6ff;--danger: #f85149;--success: #3fb950;--warn: #d29922;--text: #c9d1d9;--text-muted: #8b949e;--card-atk: #0d2137;--card-blk: #0d2b19;--card-both: #1f0d37;--card-event: #1a1a00;--card-set: #1c1c24;--card-border-atk: #1f6feb;--card-border-blk: #238636;--card-border-both: #6e40c9;--card-border-event: #8a7800;--card-border-set: #444}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:Hiragino Sans,Meiryo,sans-serif;font-size:13px;min-height:100vh}#start-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;gap:16px}#start-screen h1{font-size:42px;font-weight:700;color:var(--accent);letter-spacing:4px}.subtitle{color:var(--text-muted);font-size:14px}.tagline{color:var(--text-muted);font-size:12px}.start-form{display:flex;flex-direction:column;gap:10px;align-items:center;width:320px}.start-form input{padding:10px 14px;background:var(--surface2);border:1px solid var(--border);border-radius:6px;color:var(--text);font-size:14px;width:100%}.start-form input:focus{outline:none;border-color:var(--accent)}.leader-select,.deck-select,.cpu-difficulty-select{width:100%}.leader-select>label,.deck-select>label,.cpu-difficulty-select>label{font-size:11px;color:var(--text-muted);display:block;margin-bottom:4px}.leader-options,.deck-options,.cpu-difficulty-options{display:flex;gap:8px}.selected-deck-panel{display:grid;grid-template-columns:1fr 110px;gap:8px;align-items:center;margin-bottom:8px}.selected-deck-panel select{padding:9px 10px;min-width:0;overflow:hidden;color:var(--text);text-overflow:ellipsis;white-space:nowrap;background:#58a6ff0f;border:1px solid var(--border);border-radius:6px}.selected-deck-panel .btn-secondary{width:auto;height:36px;padding:0 10px}.lobby-leader-card{display:grid;grid-template-columns:58px 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var(--border);border-radius:6px;cursor:pointer;font-size:12px}.leader-opt input,.deck-opt input,.cpu-difficulty-opt input{display:none}.leader-opt:has(input:checked),.deck-opt:has(input:checked),.cpu-difficulty-opt:has(input:checked){border-color:var(--accent);background:#58a6ff0f}.leader-opt span,.deck-opt span,.cpu-difficulty-opt span{font-weight:700}.leader-opt small,.deck-opt small,.cpu-difficulty-opt small{color:var(--text-muted)}.btn-primary{padding:10px 0;width:100%;background:var(--accent);color:#000;border:none;border-radius:6px;font-size:14px;font-weight:700;cursor:pointer}.btn-primary:hover{opacity:.85}.btn-secondary{padding:8px 0;width:100%;background:var(--surface2);color:var(--text);border:1px solid var(--border);border-radius:6px;font-size:13px;cursor:pointer}.btn-secondary:hover{border-color:var(--accent)}.btn-link{background:none;border:none;color:var(--accent);font-size:12px;cursor:pointer;text-decoration:underline}#private-join-area{width:100%;display:flex;gap:8px}#private-join-area input{flex:1;padding:8px 12px;background:var(--surface2);border:1px solid var(--border);border-radius:6px;color:var(--text);font-size:13px}#private-join-area button{padding:8px 14px;background:var(--surface2);border:1px solid var(--border);border-radius:6px;color:var(--text);cursor:pointer}.status-msg{color:var(--text-muted);font-size:12px;text-align:center}#deck-builder-screen{min-height:100vh;padding:22px;background:linear-gradient(180deg,#141f2eeb,#090c12fa),radial-gradient(circle at 15% 0%,rgba(88,166,255,.18),transparent 34%)}#deck-builder-root{width:min(1380px,100%);margin:0 auto}.deck-builder-header{position:sticky;top:0;z-index:20;display:flex;gap:16px;align-items:center;justify-content:space-between;margin-bottom:16px;padding:12px 0;background:linear-gradient(180deg,#0d1117fa,#0d1117d1);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.deck-kicker{color:var(--accent);font-size:11px;font-weight:700;letter-spacing:0;text-transform:uppercase}.deck-builder-header h2{margin-top:2px;color:#f4f7fb;font-size:30px}.deck-header-actions{display:flex;gap:10px}.deck-header-actions .btn-primary,.deck-header-actions .btn-secondary{width:auto;min-width:104px;padding-right:16px;padding-left:16px}.deck-list-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px}.deck-summary-card,.card-catalog-panel,.deck-edit-panel{background:#0d1117e6;border:1px solid rgba(148,163,184,.22);border-radius:8px;box-shadow:0 16px 40px 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0}.rank-curve{display:grid;grid-template-columns:repeat(6,1fr);gap:8px;align-items:end;min-height:106px;padding:8px;background:#1f293785;border:1px solid rgba(148,163,184,.16);border-radius:8px}.rank-bar-item{display:flex;flex-direction:column;align-items:center;justify-content:flex-end;min-width:0}.rank-bar-value,.rank-bar-label{color:var(--text-muted);font-size:10px}.rank-bar{width:100%;max-width:28px;margin:4px 0;background:linear-gradient(180deg,#58a6ff,#1f6feb);border-radius:3px 3px 0 0}.deck-editor-layout{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:14px;align-items:start}.card-catalog-panel,.deck-edit-panel{padding:14px}.deck-edit-panel{position:sticky;top:18px;max-height:calc(100vh - 36px);overflow:auto}.deck-name-input{width:min(420px,70vw);padding:4px 0;color:#f4f7fb;font-size:28px;font-weight:700;background:transparent;border:0;border-bottom:1px solid transparent}.deck-name-input:focus{outline:none;border-color:var(--accent)}.deck-toolbar{position:sticky;top:82px;z-index:12;display:grid;grid-template-columns:minmax(0,1fr) 120px;gap:10px;margin-bottom:12px;padding:10px 0;background:#0d1117f0;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.deck-toolbar input,.deck-panel-block select,.deck-search-grid input,.deck-search-grid select,.selected-deck-panel select{width:100%;padding:10px 12px;color:var(--text);background:var(--surface2);border:1px solid var(--border);border-radius:6px}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(132px,1fr));gap:14px}.catalog-card{display:flex;flex-direction:column;gap:8px;min-width:0;padding:8px;background:#0b0f16f5;border:1px solid var(--border);border-radius:8px}.catalog-card-unit{border-color:#58a6ff5c}.catalog-card-event{border-color:#d299226b}.catalog-card-leader{border-color:#3fb9506b}.catalog-image{position:relative;display:block;width:100%;aspect-ratio:5 / 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var(--border);border-radius:6px;cursor:pointer}.deck-stepper{width:42px;height:30px}.deck-stepper:disabled,.deck-mini-button:disabled{cursor:not-allowed;opacity:.38}.deck-mini-button{width:24px;height:24px}.deck-panel-block{padding:10px 0;border-bottom:1px solid rgba(148,163,184,.16)}.deck-panel-block label,.deck-panel-block h3{display:block;margin-bottom:8px;color:#f4f7fb;font-size:13px}.deck-count-block strong{display:block;color:#f4f7fb;font-size:32px}.validation-ok,.validation-warning,.validation-error{margin:4px 0;font-size:12px}.validation-ok{color:var(--success)}.validation-warning{color:var(--warn)}.validation-error{color:var(--danger)}.deck-lines{display:grid;gap:8px;padding-top:10px}.deck-line-card{display:grid;grid-template-columns:42px minmax(0,1fr) 56px;gap:8px;align-items:center;padding:7px;color:var(--text);background:#1f29376b;border:1px solid rgba(148,163,184,.12);border-radius:7px}.deck-line-card b,.deck-line-card span{display:block;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.deck-line-card span{color:var(--text-muted);font-size:11px}.deck-line-card>div:last-child{display:flex;gap:5px;justify-content:flex-end}.deck-line-image{width:42px;aspect-ratio:5 / 7;overflow:hidden;background:var(--surface2);border:1px solid var(--border);border-radius:5px;cursor:pointer}.deck-line-image img{width:100%;height:100%;object-fit:contain}.deck-loading,.deck-empty{display:grid;place-items:center;min-height:60vh;color:var(--text-muted)}.deck-modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:9200;display:grid;place-items:center;padding:20px;background:#000000ad}.deck-modal{width:min(760px,100%);padding:18px;background:#101722;border:1px solid rgba(148,163,184,.3);border-radius:8px;box-shadow:0 24px 70px #00000073}.card-detail-modal{width:min(920px,100%)}.deck-modal-header,.deck-modal-actions{display:flex;align-items:center;justify-content:space-between;gap:12px}.deck-modal-header p{color:var(--text-muted)}.deck-icon-button{width:32px;height:32px}.deck-search-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:16px 0}.deck-search-grid label{display:grid;gap:6px;color:var(--text-muted)}.deck-modal-actions{justify-content:flex-end}.deck-modal-actions .btn-primary,.deck-modal-actions .btn-secondary{width:auto;min-width:120px;padding-right:18px;padding-left:18px}.card-detail-layout{display:grid;grid-template-columns:minmax(220px,320px) minmax(0,1fr);gap:18px;margin-top:16px}.card-detail-art{overflow:hidden;background:#0a0f18;border:1px solid var(--border);border-radius:8px}.card-detail-art img{width:100%;display:block}.card-detail-info dl{display:grid;grid-template-columns:96px minmax(0,1fr);gap:8px 12px;margin-bottom:14px}.card-detail-info dt{color:var(--text-muted)}.card-detail-info dd{color:var(--text)}.card-detail-effects{display:grid;gap:10px}.card-detail-effects section,.card-flavor{padding:10px;background:#1f29377a;border:1px solid rgba(148,163,184,.14);border-radius:7px}.card-detail-effects p,.card-flavor{color:#cbd5e1;line-height:1.7}@media (max-width: 900px){#deck-builder-screen{padding:14px}.deck-builder-header,.deck-editor-layout{grid-template-columns:1fr}.deck-builder-header{align-items:stretch;flex-direction:column}.deck-editor-layout{display:flex;flex-direction:column}.deck-edit-panel{position:static;width:100%;max-height:none}.deck-search-grid,.card-detail-layout{grid-template-columns:1fr}}#game-screen{width:100%;max-width:1100px;margin:0 auto;padding:6px 8px;display:flex;flex-direction:column;gap:6px;height:100vh;overflow:hidden}#game-header{display:flex;align-items:center;gap:10px;padding:6px 12px;background:var(--surface);border:1px solid var(--border);border-radius:6px;font-size:12px;flex-shrink:0}.header-left{display:flex;gap:8px;align-items:center}.header-center{margin:0 auto}.header-right{margin-left:auto}#header-turn{color:var(--text-muted);font-size:11px}.phase-badge{background:var(--surface2);border:1px solid var(--accent);color:var(--accent);padding:2px 10px;border-radius:12px;font-size:11px;font-weight:700}.turn-player-label{font-weight:700;font-size:13px}.turn-player-label.my-turn{color:var(--success)}.turn-player-label.opp-turn{color:var(--text-muted)}.btn-icon{background:none;border:none;color:var(--text-muted);cursor:pointer;font-size:16px}#battle-area{display:flex;gap:8px;flex:1;min-height:0}#leader-column{display:flex;flex-direction:column;gap:8px;width:120px;flex-shrink:0;justify-content:space-around}.leader-area{display:flex;flex-direction:column;gap:6px;align-items:center}.leader-card{width:100px;height:110px;background:var(--surface2);border:1px solid var(--border);border-radius:6px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;padding:6px}.leader-img-wrap{width:60px;height:60px;overflow:hidden;border-radius:4px}.leader-img-wrap img{width:100%;height:100%;object-fit:cover}.leader-name{font-size:10px;text-align:center;color:var(--text-muted)}.btn-leader-skill{width:100px;padding:5px 4px;font-size:10px;border-radius:5px;border:1px solid var(--border);background:var(--surface2);color:var(--text-muted);cursor:pointer;text-align:center;transition:all .1s;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.btn-leader-skill.can-use{border-color:var(--warn);color:var(--warn);background:#d299221a}.btn-leader-skill.can-use:hover{background:#d2992233}.btn-leader-skill:disabled{opacity:.45;cursor:not-allowed}#field-column{display:flex;flex-direction:column;gap:6px;flex:1;min-width:0}.player-info-bar{display:flex;align-items:center;gap:10px;padding:5px 10px;background:var(--surface);border:1px solid 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.15s;flex-shrink:0;overflow:visible}.slot.slot-empty{align-items:center;justify-content:center}.slot.slot-empty:after{content:"空";color:#ffffff14;font-size:11px}.slot.selectable-slot{border-color:var(--warn);border-style:solid;background:#d2992214}.slot.selectable-slot:hover{background:#d299222e}.slot.selectable-target{border-color:var(--danger);border-style:solid;background:#f8514914}.slot.selectable-target:hover{background:#f851492e}.slot.selectable-blocker{border-color:var(--success);border-style:solid;background:#3fb95014}.slot.selectable-blocker:hover{background:#3fb9502e}.vs-divider{text-align:center;color:var(--text-muted);font-size:10px;letter-spacing:4px;flex-shrink:0}.card{width:100px;height:112px;border-radius:5px;padding:5px;display:flex;flex-direction:column;gap:2px;cursor:pointer;transition:opacity .15s,transform .15s,box-shadow .15s;position:relative;overflow:hidden;flex-shrink:0}.card.role-attacker{background:var(--card-atk);border:1px solid var(--card-border-atk)}.card.role-blocker{background:var(--card-blk);border:1px solid var(--card-border-blk)}.card.role-both{background:var(--card-both);border:1px solid var(--card-border-both)}.card.card-event{background:var(--card-event);border:1px solid var(--card-border-event)}.card.card-set{background:var(--card-set);border:1px solid var(--card-border-set)}.card.card-back{align-items:center;justify-content:center}.card-back-face{font-size:28px;opacity:.25}.card.rested{opacity:.8;transform:rotate(90deg) scale(.85)}.card.not-summoned{opacity:.45}.card.stacked-under{position:absolute;top:-4px;left:2px;z-index:0;pointer-events:none;opacity:.5}.card.can-attack{box-shadow:0 0 0 2px var(--danger)}.card:hover:not(.card-back){transform:translateY(-3px);box-shadow:0 4px 14px #0009;z-index:10}.card-rank{font-size:10px;color:var(--text-muted);font-weight:700}.card-name{font-size:10px;font-weight:700;color:var(--text);line-height:1.2;flex:1;word-break:break-all;overflow:hidden}.card-alias{font-size:9px;color:var(--text-muted);overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.card-power{font-size:13px;font-weight:700;color:var(--warn);text-align:right}.card-marks{display:flex;gap:2px;flex-wrap:wrap}.mark-sho{font-size:9px;color:var(--success);background:#3fb95026;padding:0 2px;border-radius:2px}.mark-one{font-size:9px;color:var(--accent);background:#58a6ff26;padding:0 2px;border-radius:2px}.mark-jou{font-size:9px;color:var(--warn);background:#d2992226;padding:0 2px;border-radius:2px}#hand-area{flex-shrink:0}#hand-label{font-size:11px;color:var(--text-muted);margin-bottom:4px}.hand-row{display:flex;gap:6px;overflow-x:auto;padding-bottom:4px;min-height:76px;scrollbar-width:thin}.hand-card{min-width:80px;max-width:90px;height:70px;border-radius:5px;padding:5px 7px;border:1px solid var(--border);background:var(--surface2);display:flex;flex-direction:column;gap:2px;cursor:pointer;flex-shrink:0;transition:border-color .1s,background .1s,transform .1s}.hand-card.card-type-event{border-color:var(--card-border-event);background:var(--card-event)}.hand-card.hand-playable{border-color:var(--success);background:#3fb95012}.hand-card.hand-event{border-color:var(--warn)}.hand-card.hand-playable.hand-event{border-color:var(--warn);background:#d2992212}.hand-card.selected{border-color:var(--warn);box-shadow:0 0 0 2px var(--warn);transform:translateY(-4px)}.hand-card:hover{border-color:var(--accent);transform:translateY(-3px)}.hand-rank{font-size:9px;color:var(--text-muted);font-weight:700}.hand-name{font-size:10px;font-weight:700;color:var(--text);flex:1;overflow:hidden;word-break:break-all}.hand-sub{font-size:9px;color:var(--text-muted);overflow:hidden;white-space:nowrap;text-overflow:ellipsis}#action-panel{background:var(--surface);border:1px solid var(--border);border-radius:6px;padding:8px 12px;display:flex;flex-direction:column;gap:6px;flex-shrink:0}.action-hint{font-size:12px;color:var(--warn);min-height:15px}#action-buttons{display:flex;gap:6px;flex-wrap:wrap}.btn-action{padding:6px 14px;border:1px solid var(--border);border-radius:6px;background:var(--surface2);color:var(--text);font-size:12px;cursor:pointer;transition:background .1s,border-color .1s}.btn-action:hover{background:#2d333b}.btn-action:disabled{opacity:.4;cursor:not-allowed}.btn-end{border-color:var(--accent);color:var(--accent)}.btn-skip{border-color:var(--text-muted)}.btn-cancel{border-color:var(--danger);color:var(--danger)}#log-panel{background:var(--surface);border:1px solid var(--border);border-radius:6px;padding:8px 10px;width:180px;flex-shrink:0;display:flex;flex-direction:column;overflow:hidden}.log-title{font-size:10px;color:var(--text-muted);margin-bottom:4px;font-weight:700;flex-shrink:0}#log-messages{overflow-y:auto;flex:1;scrollbar-width:thin}.log-entry{font-size:11px;color:var(--text-muted);padding:2px 0;border-bottom:1px solid rgba(255,255,255,.04)}.log-entry:first-child{color:var(--text)}.card-detail{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000bf;display:flex;align-items:center;justify-content:center;z-index:200}.card-detail[hidden]{display:none}.card-detail-inner{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:24px;max-width:480px;width:90%;position:relative;max-height:80vh;overflow-y:auto}.btn-close{position:absolute;top:10px;right:12px;background:none;border:none;color:var(--text-muted);font-size:18px;cursor:pointer}#card-detail-content h3{font-size:18px;color:var(--text);margin-bottom:8px}#card-detail-content h3 small{font-size:12px;color:var(--text-muted);font-weight:400;margin-left:8px}.card-detail-stat{font-size:13px;color:var(--text-muted);margin-bottom:6px}.card-detail-stat strong{color:var(--warn)}.card-detail-mod{font-size:11px;color:var(--accent);margin-bottom:6px}.effect-list{margin-top:10px;display:flex;flex-direction:column;gap:8px}.effect-item{background:var(--surface2);border:1px solid var(--border);border-radius:6px;padding:8px 10px;font-size:12px;display:flex;flex-direction:column;gap:4px}.effect-item.used{opacity:.5}.effect-mark{font-size:11px;font-weight:700}.used-badge{font-size:10px;color:var(--danger)}.btn-activate-effect{align-self:flex-start;padding:4px 10px;background:var(--surface);border:1px solid var(--warn);border-radius:4px;color:var(--warn);font-size:11px;cursor:pointer;margin-top:4px}.btn-activate-effect:hover{background:#d2992226}#game-header{flex-wrap:nowrap}.header-center-right{margin-left:12px}.header-timer-wrap{display:flex;align-items:center;gap:6px}.header-timer{font-size:17px;font-weight:700;color:var(--warn);min-width:32px;text-align:right;font-variant-numeric:tabular-nums}.header-timer.urgent{color:var(--danger);animation:timer-pulse .6s ease-in-out infinite}.header-timer-bar-bg{width:80px;height:5px;background:var(--surface2);border-radius:3px;overflow:hidden}.header-timer-bar{height:100%;background:var(--warn);border-radius:3px;transition:width .9s linear,background .3s;width:100%}.header-timer-bar.urgent{background:var(--danger)}.btn-reaction{border-color:var(--accent);color:var(--accent)}.btn-reaction:hover{background:#58a6ff1f}.btn-reaction.btn-event{border-color:var(--warn);color:var(--warn)}.btn-reaction.btn-event:hover{background:#d299221f}.hand-card.reaction-playable{border-color:var(--accent);background:#58a6ff1f;box-shadow:0 0 6px #58a6ff66;animation:reaction-glow 1s ease-in-out infinite alternate}.slot.selectable-substitute{border-color:#c678dd;border-style:solid;background:#c678dd14}.slot.selectable-substitute:hover{background:#c678dd2e}@keyframes card-summon-in{0%{opacity:0;transform:translateY(-20px) scale(.85)}to{opacity:1;transform:translateY(0) scale(1)}}.animate-summon{animation:card-summon-in .35s ease-out forwards}@keyframes card-graveyard-out{0%{opacity:1;transform:scale(1)}to{opacity:0;transform:scale(.6) translateY(10px)}}.animate-graveyard{animation:card-graveyard-out .3s ease-in forwards}@keyframes attack-flash{0%{box-shadow:0 0 #f8514900}30%{box-shadow:0 0 0 6px #f85149b3}to{box-shadow:0 0 #f8514900}}.animate-attack{animation:attack-flash .4s ease-out forwards}@keyframes damage-shake{0%,to{transform:translate(0)}20%{transform:translate(-5px)}40%{transform:translate(5px)}60%{transform:translate(-3px)}80%{transform:translate(3px)}}.animate-damage{animation:damage-shake .4s ease-out forwards}@keyframes reaction-glow{0%{box-shadow:0 0 4px #58a6ff4d}to{box-shadow:0 0 10px #58a6ffb3}}@keyframes timer-pulse{0%{opacity:1}to{opacity:.4}}@keyframes hand-card-draw{0%{opacity:0;transform:translateY(12px) scale(.9)}to{opacity:1;transform:translateY(0) scale(1)}}.animate-draw{animation:hand-card-draw .25s ease-out forwards}.slot{overflow:visible}