:root{color-scheme:dark;--bg:#080c1d;--panel:#121a30;--line:#27334f;--ink:#f6f7ff;--muted:#9caaca;--blue:#4ba6ff;--pink:#fb5db6;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","Hiragino Kaku Gothic ProN",Meiryo,sans-serif}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 20% 0%,#12264a 0%,transparent 42%),radial-gradient(ellipse at 95% 10%,#30103e 0%,transparent 39%),var(--bg);color:var(--ink);min-height:100vh}.shell{width:min(1200px,calc(100% - 44px));margin:auto}.top{display:flex;align-items:center;justify-content:space-between;padding:24px 0;border-bottom:1px solid var(--line)}.brand{font-size:clamp(22px,3vw,30px);font-weight:900;letter-spacing:-1px}.brand span,.intro h1 span{color:var(--pink)}.tag,.intro p,.form-note,footer{color:var(--muted)}.tag{font-size:13px}.intro{padding:42px 0 28px}.eyebrow{font-size:12px;font-weight:800;letter-spacing:2px;color:#88aaff!important}.intro h1{font-size:clamp(26px,4vw,40px);margin:8px 0}.intro>p:last-child{margin:0}.versus{display:grid;grid-template-columns:minmax(0,1fr) 190px minmax(0,1fr);gap:17px;align-items:stretch}.player-panel,.panel{background:linear-gradient(145deg,#17233a,#101829);border:1px solid var(--line);border-radius:18px}.player-panel{padding:23px 24px;min-width:0}.player-a{border-color:#207fdd;box-shadow:inset 0 1px #3186ca44}.player-b{border-color:#a83187;box-shadow:inset 0 1px #ee40a044}.player-label{display:flex;align-items:center;gap:12px}.player-label h2{font-size:21px;margin:4px 0}.player-label small{font-size:11px;color:var(--muted);letter-spacing:2px}.avatar{width:44px;height:44px;display:grid;place-items:center;border-radius:13px;font-weight:900;background:#14519c;color:#bfe2ff}.player-b .avatar{background:#792052;color:#ffd0eb}.total-label{color:var(--muted);font-size:13px;margin-top:20px}.big-score{font-size:clamp(34px,4.3vw,55px);font-weight:900;letter-spacing:-2px;overflow-wrap:anywhere}.player-a .big-score{color:#77c0ff}.player-b .big-score{color:#ff91cf}.big-score small{font-size:15px;letter-spacing:0}.mini-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-top:20px}.mini-stats div{background:#0d1529;border:1px solid #27314b;border-radius:10px;padding:12px 8px;text-align:center}.mini-stats span{display:block;color:var(--muted);font-size:11px}.mini-stats strong{display:block;font-size:19px;margin-top:5px;overflow-wrap:anywhere}.middle{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}.vs-word{font-size:60px;font-weight:1000;line-height:1;color:#fff;text-shadow:-3px 0 22px #398cf6,3px 0 22px #fa4da0;font-style:italic}.lead-label{font-weight:800;margin-top:18px}.diff-value{color:#f68acc;font-weight:900;font-size:27px;margin:5px 0}.middle small{color:var(--muted)}.content-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:18px;margin-top:20px}.panel{padding:22px}.section-heading{display:flex;gap:10px;align-items:center}.section-heading h2{font-size:19px;margin:0}.heading-icon{font-size:22px;color:#81baff}.entry form{margin-top:20px}label{font-size:13px;color:#d1daf2;font-weight:700;display:block;margin-bottom:8px}.choice{display:flex;gap:10px;margin-bottom:22px}.choice-item{flex:1;text-align:center;padding:13px;border:1px solid #34405e;border-radius:10px;cursor:pointer;margin:0;background:#10192c}.choice-item.active{border-color:#469cf9;background:#164684}.choice-item:has(input[value="B"]:checked){border-color:var(--pink);background:#6c2457}.choice-item input{position:absolute;opacity:0;width:1px;height:1px}.field-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:15px}input[type=text],input[type=number],input[type=password]{width:100%;background:#0d1527;border:1px solid #405173;border-radius:9px;padding:14px 12px;color:white;font:inherit;min-height:49px}input:focus-visible,button:focus-visible,.choice-item:focus-within{outline:2px solid #9bcbff;outline-offset:2px}.optional,.required{font-weight:400;color:var(--muted)}.number-wrap{position:relative}.number-wrap input{padding-right:42px}.number-wrap span{position:absolute;right:15px;top:15px;color:var(--muted)}button{font:inherit;cursor:pointer}.save{margin-top:18px;display:block;width:100%;padding:15px 12px;border:0;border-radius:10px;color:#fff;background:linear-gradient(100deg,#2186f8,#b339e8,#f451a9);font-size:15px;font-weight:900;min-height:51px}.save:disabled{opacity:.55;cursor:wait}.form-note{font-size:12px;text-align:center;margin:12px 0 0}.status{font-size:13px;margin:10px 0 0}.status:empty{display:none}.status.error,.error{color:#ff9b9b}.date{color:var(--muted);margin-left:auto;font-size:12px}.today-stats{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:23px 0 16px}.today-tile{padding:18px 13px;border-radius:12px;background:#0c203b;border:1px solid #255c91}.tile-b{background:#31172f;border-color:#85416e}.today-tile>small,.today-tile>span{display:block;font-size:12px;color:#b4c7df}.today-tile strong{display:block;font-size:clamp(24px,3vw,36px);margin:12px 0 7px;color:#81c9ff;overflow-wrap:anywhere}.tile-b strong{color:#ffa1d8}.today-tile strong small{font-size:14px}.today-result{text-align:center;border-top:1px solid var(--line);padding-top:15px;color:#e1e9fa;font-weight:700}.history{margin-top:20px}.history-header{display:flex;justify-content:space-between;align-items:center;gap:15px}.filters{display:flex;gap:6px}.filter{border:1px solid #344361;background:#10192e;color:#b5c3df;border-radius:9px;padding:8px 14px;min-width:44px}.filter.active{background:#225fbb;border-color:#3c8af7;color:white}.table-scroll{overflow-x:auto;margin-top:18px}table{border-collapse:collapse;width:100%;text-align:left;min-width:520px}th{color:#a6b8d5;font-weight:600;font-size:12px;background:#1d2b45}th,td{padding:14px 12px;border-bottom:1px solid #24314b}td{font-size:14px}tbody tr:hover{background:#1a294033}.score-col,.score-value{font-weight:850;font-variant-numeric:tabular-nums}.score-value{font-size:18px}.pill{font-weight:800;font-size:12px;border-radius:6px;padding:5px 9px}.pill-a{color:#a7d7ff;background:#184472}.pill-b{color:#ffb5dc;background:#6b244d}.song{color:#e2e9f7}.empty{text-align:center;color:var(--muted);padding:30px!important}.delete{background:#57233b;color:#ff9dc5;border:1px solid #a13a6f;padding:9px 11px;border-radius:8px;min-height:40px}footer{text-align:center;padding:30px 0;font-size:12px}.login-box{width:min(400px,calc(100% - 32px));margin:15vh auto;padding:30px}.login-box h1{font-size:23px}.login-box .save{margin-top:16px}@media(max-width:850px){.versus{grid-template-columns:minmax(0,1fr) 95px minmax(0,1fr);gap:10px}.player-panel{padding:18px 14px}.mini-stats{gap:4px}.mini-stats div{padding:10px 3px}.mini-stats strong{font-size:16px}.content-grid{grid-template-columns:1fr}.middle .vs-word{font-size:40px}.middle .diff-value{font-size:21px}}@media(max-width:600px){.shell{width:calc(100% - 28px)}.top{padding:18px 0}.tag{font-size:10px}.brand{font-size:21px}.intro{padding:25px 0}.intro h1{font-size:27px}.versus{grid-template-columns:1fr 1fr;gap:10px}.middle{grid-column:1/-1;grid-row:2;flex-direction:row;gap:10px;padding:6px 0 2px}.middle .vs-word{font-size:29px}.middle .lead-label{margin:0;font-size:13px}.middle .diff-value{margin:0;font-size:19px}.middle small{display:none}.player-panel{padding:14px 10px}.player-label{gap:8px}.player-label h2{font-size:15px}.avatar{height:32px;width:32px;border-radius:9px}.total-label{margin-top:14px;font-size:11px}.big-score{font-size:clamp(25px,7vw,38px);letter-spacing:-1px}.mini-stats{grid-template-columns:1fr;gap:6px;margin-top:13px}.mini-stats div{padding:7px 9px;display:flex;justify-content:space-between;align-items:center;gap:4px}.mini-stats strong{margin:0;font-size:14px}.mini-stats span{font-size:10px}.panel{padding:16px}.section-heading h2{font-size:17px}.field-grid{grid-template-columns:1fr}.today-stats{margin-top:18px}.today-tile{padding:14px 10px}.today-tile strong{font-size:26px}.date{font-size:11px}.history-header{align-items:flex-start}.filter{padding:8px 9px}.history .table-scroll{margin-right:-16px;margin-left:-16px;padding:0 16px}footer{padding:24px 0}}@media(max-width:355px){.tag{display:none}.middle{flex-wrap:wrap}.mini-stats div{padding:7px 5px}}

/* A / B scoring history: two parallel lanes on desktop and mobile */
.history-note{font-size:12px;color:var(--muted)}
.history-columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:18px;align-items:stretch}
.history-player{min-width:0;border:1px solid var(--line);border-radius:12px;background:#0c1427;overflow:hidden;display:flex;flex-direction:column;height:100%}
.history-player h3{margin:0;padding:13px 14px;display:flex;align-items:center;justify-content:space-between;gap:5px;font-size:15px}
.history-player h3 span{font-size:12px;font-weight:500;color:var(--muted);white-space:nowrap}
.history-a h3{color:#86caff;background:#143153}
.history-b h3{color:#ff9fda;background:#44203a}
.history-items{display:flex;flex-direction:column;flex:1}
.history-record{padding:12px 14px;border-top:1px solid var(--line);min-width:0}
.record-top,.record-bottom{display:flex;align-items:center;justify-content:space-between;gap:8px}
.record-title{min-width:0;overflow-wrap:anywhere;font-size:14px}
.record-score{flex-shrink:0;white-space:nowrap;font-size:19px;font-variant-numeric:tabular-nums}
.history-a .record-score{color:#86caff}
.history-b .record-score{color:#ff9fda}
.record-bottom{margin-top:8px}
.record-bottom time{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.record-bottom .delete{min-height:36px;padding:7px 10px}
.history-empty{text-align:center;font-size:13px;color:var(--muted);padding:20px 8px}
@media(max-width:600px){.history-columns{gap:8px}.history-player h3{padding:11px 8px;font-size:13px}.history-record{padding:10px 8px}.record-top{align-items:flex-start;flex-direction:column;gap:4px}.record-title{font-size:12px}.record-score{font-size:20px}.record-bottom{gap:4px}.record-bottom time{font-size:10px}.record-bottom .delete{padding:7px 8px;font-size:12px;min-height:36px}.history-note{font-size:10px}}

/* Owner score-entry player selector */
.choice-item:has(input:checked){border-color:#469cf9;background:#164684}
.choice-item:has(input[value="B"]:checked){border-color:var(--pink);background:#6c2457}

/* Navigation drawer */
.brand-link{color:var(--ink);text-decoration:none}
.menu-toggle{width:44px;height:44px;border:1px solid #415273;border-radius:11px;background:#111c32;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;padding:0;color:#fff}
.menu-toggle span{display:block;width:20px;height:2px;border-radius:2px;background:currentColor}
.menu-backdrop{position:fixed;inset:0;background:#02050dbb;z-index:40}.menu-backdrop[hidden]{display:none}
.site-menu{position:fixed;z-index:50;inset:0 auto 0 0;width:min(330px,86vw);padding:22px;background:linear-gradient(160deg,#17243d,#0b1121);border-right:1px solid #354667;box-shadow:18px 0 50px #0009;transform:translateX(-105%);transition:transform .22s ease;display:flex;flex-direction:column;gap:9px}
.site-menu.open{transform:translateX(0)}.menu-head{display:flex;align-items:center;justify-content:space-between;padding:4px 2px 18px;border-bottom:1px solid var(--line);margin-bottom:6px}.menu-head strong{font-size:20px}.menu-head button{border:0;background:transparent;color:#fff;font-size:30px;width:42px;height:42px}
.site-menu>a,.menu-logout{display:block;text-decoration:none;color:#eef4ff;background:#111c31;border:1px solid #2c3b58;border-radius:11px;padding:15px 16px;text-align:left;font-weight:800}.site-menu>a:hover{border-color:#579eff;background:#17335d}.menu-logout{margin-top:auto;color:#ffb1ce;border-color:#743b59}.menu-open{overflow:hidden}

/* Secondary pages and mini games */
.page-heading{padding:38px 0 22px}.page-heading h1{font-size:clamp(28px,4vw,40px);margin:7px 0}.page-heading>p:last-child,.game-card>p{color:var(--muted)}.history-page{margin-top:0}
.game-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.game-card{display:flex;flex-direction:column}.game-card>p{line-height:1.6;min-height:44px}.game-button{margin-top:auto;width:100%;border:0;border-radius:10px;padding:13px;background:linear-gradient(100deg,#287fea,#a43edb);color:#fff;font-weight:900;min-height:48px}.game-button:disabled{opacity:.6;cursor:wait}
.game-display{display:grid;place-items:center;min-height:150px;margin:14px 0 18px;padding:22px;border:1px solid #34496c;border-radius:15px;background:radial-gradient(circle at 50% 0,#244b7a,#0b1427 68%);text-align:center;font-size:clamp(20px,3vw,30px);font-weight:900;line-height:1.45}.genre-display{color:#ffc1e5}.genre-display.landed{animation:game-pop .45s ease}.game-result{text-align:center;min-height:24px;color:#c9d8f2;font-weight:800}
.bingo-board{display:grid;grid-template-columns:repeat(3,1fr);gap:7px;margin:14px 0}.bingo-cell{aspect-ratio:1;border:1px solid #3d5276;border-radius:10px;background:#111d34;color:#e7efff;padding:7px;font-size:12px;font-weight:750}.bingo-cell.checked{background:linear-gradient(135deg,#1769bd,#b3359c);border-color:#9fcfff;box-shadow:0 0 16px #3b99ff55}
.prediction-fields{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:14px 0}.prediction-fields label:first-child{grid-column:1/-1}.prediction-fields select,.prediction-fields input{width:100%;margin-top:6px;background:#0d1527;border:1px solid #405173;border-radius:9px;padding:12px;color:#fff;font:inherit;min-height:46px}
@keyframes game-pop{50%{transform:scale(1.07);text-shadow:0 0 20px #ff58ba}}
@media(max-width:700px){.game-grid{grid-template-columns:1fr}.game-card>p{min-height:0}.page-heading{padding:26px 0 16px}.top{display:grid;grid-template-columns:44px 1fr auto;gap:10px}.brand-link{text-align:center}.top .tag{white-space:nowrap}.bingo-cell{font-size:11px}}

/* Persistent game screens */
.bottom-nav{display:none}.prediction-layout select,#prediction-form select{width:100%;margin:6px 0 16px;background:#0d1527;border:1px solid #405173;border-radius:9px;padding:12px;color:#fff;font:inherit;min-height:46px}.bingo-controls{display:grid;grid-template-columns:1fr 1fr auto;gap:12px;align-items:end;margin-bottom:18px}.bingo-controls select{display:block;width:100%;margin-top:6px;padding:10px;background:#0d1527;color:#fff;border:1px solid #405173;border-radius:8px}.bingo-controls .game-button{margin:0}.bingo-games{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.bingo-games>.bingo-card:only-child{grid-column:1/-1}.bingo-card h2{display:flex;justify-content:space-between}.bingo-card h2 small{color:#f9ca64}.editable-bingo{display:grid;grid-template-columns:repeat(var(--bingo-size),minmax(0,1fr));gap:6px}.editable-cell{border:1px solid #354767;border-radius:9px;padding:5px;background:#0d172b;min-width:0}.editable-cell.completed{background:#195f54;border-color:#5de0b6}.editable-cell textarea{display:block;width:100%;aspect-ratio:1;resize:none;background:transparent;color:#fff;border:0;padding:3px;font:inherit;font-size:11px}.editable-cell button{width:100%;padding:6px 2px;border:0;border-radius:6px;background:#263b60;color:#fff;font-size:10px}.paper-stage{perspective:900px;min-height:220px;display:grid;place-items:center}.fold-paper{width:min(360px,90%);min-height:180px;display:grid;place-items:center;padding:24px;background:#f5efdf;color:#1d2330;border-radius:4px;box-shadow:0 18px 35px #0007;transform:scale(.5) rotateX(65deg) rotateY(-45deg);transition:transform .2s;font-size:20px;font-weight:800;text-align:center}.paper-stage.opening .fold-paper{animation:unfold-paper 1.6s ease forwards}.toggle-row{margin-top:14px}.inline-form{display:flex;gap:8px;margin:16px 0}.inline-form input,.topic-row input{flex:1;background:#0d1527;border:1px solid #405173;border-radius:8px;padding:11px;color:#fff}.inline-form button,.topic-row button,.danger-button{border:1px solid #70405a;border-radius:8px;padding:10px;background:#4b2037;color:#ffc2d8}.topic-row{display:flex;gap:7px;margin:8px 0}.wallet-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:18px}.wallet>strong{display:block;font-size:clamp(32px,5vw,54px);color:#ffd76c;margin:18px 0}.wallet>div{color:var(--muted);margin:8px 0}.wallet-a{border-color:#2679ca}.wallet-b{border-color:#a63b82}.transaction-row{display:flex;justify-content:space-between;gap:12px;padding:13px 4px;border-bottom:1px solid var(--line)}.transaction-row .plus{color:#64e0a9}.transaction-row .minus{color:#ff8cae}.qr-area{text-align:center;min-height:230px}.qr-area img{width:min(280px,100%);background:#fff;border-radius:12px;padding:10px}.danger-button{display:block;width:100%;margin-top:10px;min-height:46px}.result-overlay{position:fixed;inset:0;z-index:100;background:#02040aee;display:grid;place-items:center;padding:20px}.result-card{width:min(520px,100%);text-align:center;position:relative}.result-actual{font-size:clamp(70px,18vw,130px);font-weight:1000;color:#fff;text-shadow:0 0 30px #4ba6ff}.result-actual small{font-size:20px}.result-count{font-size:100px;font-weight:1000;color:#ff6bbd;animation:pulse-count .7s infinite}.result-reveal strong{font-size:60px}.result-reveal b{display:block;font-size:42px;color:#ffd76c;margin:12px}.result-skip,.sound-toggle{border:1px solid #536482;background:#14233b;color:#fff;border-radius:8px;padding:9px;margin:4px}.result-skip{position:absolute;right:0;top:-45px}.sound-toggle{position:absolute;left:0;top:-45px}@keyframes unfold-paper{0%{transform:scale(.45) rotateX(70deg) rotateY(-55deg)}45%{transform:scale(.72) rotateX(20deg) rotateY(-25deg)}100%{transform:scale(1) rotateX(0) rotateY(0)}}@keyframes pulse-count{50%{transform:scale(1.2)}}
@media(max-width:700px){body{padding-bottom:70px}.bottom-nav{position:fixed;z-index:35;display:grid;grid-template-columns:repeat(6,1fr);left:0;right:0;bottom:0;background:#0b1325f2;border-top:1px solid #31415e;padding:7px 3px max(7px,env(safe-area-inset-bottom))}.bottom-nav a{color:#b9c6df;text-decoration:none;text-align:center;font-size:10px;padding:8px 1px}.bingo-controls{grid-template-columns:1fr 1fr}.bingo-controls .game-button{grid-column:1/-1}.bingo-games,.wallet-grid{grid-template-columns:1fr}.editable-cell textarea{font-size:9px}.result-reveal b{font-size:32px}}

.bingo-size-3{grid-template-columns:repeat(3,minmax(0,1fr))}.bingo-size-4{grid-template-columns:repeat(4,minmax(0,1fr))}.bingo-size-5{grid-template-columns:repeat(5,minmax(0,1fr))}.bingo-size-6{grid-template-columns:repeat(6,minmax(0,1fr))}

/* Role-specific authentication and mobile layout */
.auth-wrap{width:min(500px,calc(100% - 30px));margin:7vh auto}.auth-wrap>.brand{text-align:center}.auth-subtitle{text-align:center;color:var(--muted)}.auth-card{margin:16px 0}.auth-card p,.owner-settings p,.auth-help{color:var(--muted);line-height:1.6;font-size:13px}.auth-card input{margin-bottom:16px}.auth-card h1{font-size:23px}.auth-card h2{font-size:20px}.auth-help{margin:24px 0}.small-action{border:1px solid #536482;border-radius:8px;padding:9px;background:#14233b;color:#fff;margin-left:10px}.own-player{border:1px solid #4a83c5;border-radius:10px;padding:12px;background:#102a4b;margin-bottom:18px;font-weight:800}.owner-settings{margin-top:20px}.issued{margin-top:20px;padding:16px;background:#0b1428;border-radius:10px;overflow-wrap:anywhere}.issued code{display:block;padding:10px 0 20px;font-size:16px;color:#8fd2ff}.issued[hidden]{display:none}@media(max-width:600px){.top{align-items:flex-start;gap:12px}.top .tag{text-align:right}.small-action{display:block;margin:8px 0 0 auto}.owner-settings{margin-top:14px}}