:root{font-family:system-ui,-apple-system,"Segoe UI",sans-serif;color:#283748;background:#edf2f5}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;min-width:320px}
button,input{font:inherit}
button{cursor:pointer}
button:disabled{cursor:not-allowed}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid #2d93bd;outline-offset:3px}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.site-shell{max-width:1100px;min-height:100vh;margin:0 auto;background:#f8fafb;box-shadow:0 0 38px #34495e14}
.login-toast{position:fixed;z-index:100;top:max(18px,env(safe-area-inset-top));left:50%;transform:translateX(-50%);padding:11px 20px;border-radius:999px;background:#254e45;color:#fff;box-shadow:0 8px 25px #12362c4d;font-size:14px;font-weight:800;white-space:nowrap}.login-toast[hidden]{display:none}
.banner{position:relative;overflow:hidden;background:#ccdbe2}
.banner img{display:block;width:100%;height:320px;object-fit:cover;object-position:center 53%}
.banner::after{content:"";position:absolute;inset:0;background:linear-gradient(#10202d38,transparent 42%,#10202daa);pointer-events:none}
.banner-title{position:absolute;z-index:1;top:29%;left:50%;width:calc(100% - 30px);transform:translateX(-50%);color:#fff;text-align:center;text-shadow:0 2px 12px #07131bcc}
.banner-title span{font-size:11px;font-weight:800;letter-spacing:.2em}
.banner-title h1{margin:5px 0 0;font-size:clamp(28px,4vw,43px);line-height:1.15}
.install-tip{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:10px 16px 0;padding:10px 12px;border:1px solid #c5dbe6;border-radius:12px;background:#edf7fb;color:#315268;font-size:12px}
.install-tip[hidden],.install-tip [hidden]{display:none}
.install-tip-main{display:flex;flex:1;flex-direction:column;gap:2px;min-width:190px}.install-tip-main strong{font-size:13px}.install-tip-main span{color:#6a8190}
.install-tip button{flex:none;min-height:34px;padding:5px 11px;border:1px solid #b7d2df;border-radius:8px;background:#fff;color:#2f6882;font-size:12px;font-weight:800}
.install-tip .install-tip-close{width:30px;min-height:30px;padding:0;border:0;background:transparent;color:#5d7481;font-size:22px;line-height:1}
.install-tip p{flex-basis:100%;margin:0;padding-top:6px;border-top:1px solid #d5e7ef;line-height:1.6;white-space:pre-line}
.system-grid{display:grid;grid-template-columns:repeat(8,minmax(0,1fr));gap:6px;padding:12px 16px 8px;background:#fff}
.system-grid[hidden]{display:none}
.system-option{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;min-width:0;min-height:83px;padding:3px 1px;border:0;border-radius:9px;background:transparent;color:#4f6575;font-size:12px;white-space:nowrap;transition:color .15s,background .15s}
.system-option:hover:not(:disabled){background:#f1f5f7}
.system-option.active{background:#eef5f8;color:#263d51;font-weight:800}
.system-option:disabled{opacity:.43}
.system-icon{display:block;width:53px;height:53px;object-fit:contain;filter:drop-shadow(0 3px 3px #223a4c33)}
.system-option.active .system-icon{filter:drop-shadow(0 3px 4px #223a4c66)}
.filter-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));align-items:center;gap:6px;padding:2px 16px 12px;background:#fff;border-radius:0 0 14px 14px;box-shadow:0 7px 14px #71839312}
.filter-row[hidden]{display:none}
.filter-option{width:100%;min-width:0;min-height:34px;padding:3px 8px;border:1px solid #d9e2e8;border-radius:999px;background:#f7f9fa;color:#506578;font-size:12px;font-weight:700}
.filter-option.active{border-color:#47667a;background:#47667a;color:#fff}
.filter-option:disabled{opacity:.5}
.featured-categories{padding:15px 18px 13px;background:#fff;border-radius:0 0 14px 14px;box-shadow:0 7px 14px #71839312}
.featured-categories[hidden]{display:none}
.featured-category-head{display:flex;justify-content:space-between;align-items:baseline;max-width:800px;margin:0 auto 9px}
.featured-category-head h2{margin:0;color:#344d5f;font-size:14px;line-height:1.3}
.featured-category-head span{color:#8da0ac;font-size:11px}
.featured-category-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px;max-width:800px;margin:0 auto}
.featured-category-option{min-width:0;min-height:39px;padding:5px 4px;border:1px solid #d8e4ea;border-radius:10px;background:#f5f8fa;color:#516c7d;font-size:13px;font-weight:750;white-space:nowrap}
.featured-category-option.active{border-color:#426b83;background:#426b83;color:#fff}
.featured-category-option:disabled{cursor:default;color:#728895}
.featured-count{display:inline-block;min-width:20px;padding:1px 4px;border-radius:999px;background:#ffffff30;font-size:11px;line-height:1.3}
.search-wrap{position:absolute;z-index:2;bottom:22px;left:50%;width:min(580px,calc(100% - 32px));transform:translateX(-50%)}
.search-form{display:flex;align-items:center;gap:10px;width:100%;min-height:44px;padding:0 15px;border:1px solid #ffffffa6;border-radius:999px;background:#f7fafbaa;box-shadow:0 4px 18px #182b3c29;backdrop-filter:blur(11px);-webkit-backdrop-filter:blur(11px)}
.search-icon{display:grid;place-items:center;color:#6d8291;line-height:1}.search-icon .ui-icon{width:20px;height:20px}
.search-form input{flex:1;min-width:0;height:42px;border:0;outline:0;background:transparent;color:#263746;font-size:16px}
.search-form input::placeholder{color:#526777}
.search-form input::-webkit-search-cancel-button{display:none}
.search-form button{border:0;background:transparent;color:#5d7181;font-size:13px;font-weight:700}
.game-section{padding:10px 22px 36px;scroll-margin-top:12px}
.eyebrow{margin:0 0 4px;color:#bd6046;font-size:11px;font-weight:900;letter-spacing:.17em}
.game-section>#result-count{min-height:18px;margin:0 2px 8px;color:#8799a6;font-size:12px;text-align:right}
.game-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:19px 15px}
.game-card{position:relative;display:flex;flex-direction:column;align-items:stretch;min-width:0;width:100%;height:100%;padding:12px 5px 5px;border:2px solid #c99e13;border-radius:8px 8px 4px 4px;background:#ffce22;color:#29323b;text-align:left;box-shadow:0 3px 6px #1c304229,inset 0 2px #fff9;transition:transform .15s,box-shadow .15s}
.game-card::before{content:"";position:absolute;top:5px;left:28%;width:44%;height:2px;background:#bb9b2b}
.game-card:hover{transform:translateY(-3px);box-shadow:0 7px 15px #1c304234}
.cover-frame{position:relative;display:block;align-self:stretch;width:100%;padding:4px;background:#fff;border-radius:3px 3px 0 0}
.cover-frame img{display:block;width:100%;aspect-ratio:1.12;object-fit:cover;background:#dae2e8}
.system-badge{position:absolute;right:7px;top:7px;padding:3px 5px;border-radius:999px;background:#d73f37;color:#fff;font-size:9px;font-weight:800;text-transform:uppercase;box-shadow:0 1px 3px #0005}
.card-body{display:flex;flex-direction:column;align-self:stretch;justify-content:center;flex:1;width:100%;min-width:0;padding:8px 5px 7px;background:#fff;border-radius:0 0 3px 3px;text-align:center}
.card-body strong{display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2;min-height:2.6em;color:#a83c33;font-size:13px;line-height:1.3;overflow-wrap:anywhere}
.load-sentinel{min-height:88px;display:flex;align-items:center;justify-content:center;gap:12px;color:#8798a6;font-size:13px;text-align:center}
.load-sentinel button{padding:7px 15px;border:1px solid #bdd0dc;border-radius:9px;background:#fff;color:#3f6881}
.site-footer{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:8px 22px;padding:24px 28px;border-top:1px solid #e1e9ee;color:#8c9caa;font-size:12px}
.site-footer a:hover{color:#307faf}
dialog{width:min(760px,calc(100vw - 26px));max-height:min(88vh,900px);padding:0;border:1px solid #d6e0e6;border-radius:20px;background:#fff;color:#2b3c4b;box-shadow:0 30px 80px #172b3d66}
dialog::backdrop{background:#192b3cbd;backdrop-filter:blur(4px)}
.dialog-shell{position:relative;max-height:min(88vh,900px);overflow:auto;padding:clamp(20px,4vw,34px)}
.close-button{position:absolute;right:15px;top:13px;width:38px;height:38px;border:0;border-radius:10px;background:#edf2f5;color:#53697a;font-size:27px;line-height:1}
.detail-layout{display:grid;grid-template-columns:190px minmax(0,1fr);gap:25px;padding-right:20px}
.detail-cover{width:100%;aspect-ratio:1;object-fit:cover;border:8px solid #ffce22;border-radius:9px;background:#dae2e8}
.detail-copy h2{margin:0;font-size:clamp(23px,3vw,32px);line-height:1.25}
.detail-meta{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0 18px}
.detail-meta span{padding:5px 10px;border-radius:999px;background:#edf2f5;color:#5e7587;font-size:12px}
.detail-meta button{display:inline-flex;align-items:center;gap:4px;padding:5px 11px;border:1px solid #e5b644;border-radius:999px;background:#fff8e2;color:#906322;font-size:12px;font-weight:800}.detail-meta button .ui-icon{width:14px;height:14px}
.detail-meta button[aria-pressed=true]{background:#f7c849;color:#4b3912}.detail-meta button[aria-pressed=true] .ui-icon{fill:currentColor}
.detail-description{max-height:230px;overflow:auto;margin:0;color:#526676;line-height:1.75;white-space:pre-wrap;overflow-wrap:anywhere}
.detail-credit{display:flex;align-items:center;flex-wrap:wrap;gap:8px 14px;margin-top:14px;color:#788d9c;font-size:12px}
.detail-credit button{padding:3px 9px;border:1px solid #c6d2da;border-radius:999px;background:#fff;color:#4e7188;font-size:12px}
.detail-feedback{margin:16px 0 0;color:#aa503e;font-size:13px}
.detail-feedback[hidden]{display:none}
.detail-actions{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:20px}
.detail-actions button{display:flex;align-items:center;justify-content:center;gap:7px;height:52px;border:0;border-radius:10px;font-weight:800}.detail-actions .button-icon{display:grid;place-items:center}.detail-actions .ui-icon{width:20px;height:20px}
.detail-actions button:first-child{background:#f6bd27;color:#433311}
.detail-actions button:last-child{background:#344d65;color:#fff}
.detail-actions button:hover:not(:disabled){filter:brightness(1.08)}
.detail-actions button:disabled{opacity:.45}
.copyright-shell{padding:28px}.copyright-shell h2{margin:0 0 12px;font-size:22px}.copyright-shell p{margin:0;color:#4e6271;line-height:1.75}.copyright-shell a{color:#207ca9;text-decoration:underline}.copyright-shell button{display:block;min-height:40px;margin:22px 0 0 auto;padding:7px 20px;border:0;border-radius:9px;background:#344d65;color:#fff;font-weight:700}
.room-form{display:grid;gap:15px;max-height:min(88vh,780px);overflow:auto;padding:clamp(19px,4vw,30px)}
.room-form h2,.room-form p{margin:0}
.room-form-head{display:grid;gap:5px}.room-form-head h2{color:#263d50;font-size:clamp(22px,4vw,27px)}.room-form-head p{color:#738796;font-size:13px;line-height:1.5}
.room-form-kicker{color:#b27721;font-size:11px;font-weight:900;letter-spacing:.08em}
.room-preview{display:flex;align-items:center;gap:12px;min-width:0;padding:10px;border:1px solid #e4ebee;border-radius:12px;background:#f5f8fa}
.room-preview img{flex:none;width:58px;height:58px;border-radius:7px;background:#dce5e9;object-fit:cover}
.room-preview div{display:grid;gap:3px;min-width:0}.room-preview span{color:#738694;font-size:11px}.room-preview strong{overflow:hidden;color:#2e4351;font-size:15px;text-overflow:ellipsis;white-space:nowrap}
.room-form label{display:grid;gap:7px;color:#425665;font-size:13px;font-weight:800}
.room-form input{width:100%;min-height:44px;padding:10px 13px;border:1px solid #bccbd3;border-radius:9px;background:#fff;color:#243b4b;font-size:16px}
.room-form input:focus{border-color:#3c849d;outline:2px solid #3c849d33}
.room-note{min-height:2.6em;color:#6a7f8d;font-size:12px;line-height:1.5}.room-note.is-error{color:#a74534}
.room-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.room-actions button{min-height:45px;padding:9px 12px;border:1px solid #c6d4db;border-radius:9px;background:#eef3f5;color:#435b6b;font-weight:800}
.room-actions button:last-child{border-color:#344d65;background:#344d65;color:#fff}
#detail,#create-room{border-color:#c4d5dc;box-shadow:0 24px 70px #142c3f73}
#create-room{width:min(480px,calc(100vw - 26px))}
.detail-copy .eyebrow{color:#9f792b}
.detail-copy h2{color:#273d4d}
.detail-actions{position:sticky;z-index:2;bottom:0;padding:12px 0 max(12px,env(safe-area-inset-bottom));border-top:1px solid #e7edef;background:#fff}
.detail-actions button{min-height:48px}
@media(max-width:650px){.dialog-shell{padding:20px 18px 0}.detail-layout{gap:12px}.detail-actions{gap:9px;margin-top:14px}.detail-actions button{height:48px;font-size:14px}.room-form{gap:13px}}
@media(max-width:900px){.game-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.system-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}
@media(max-width:650px){.banner img{height:auto;aspect-ratio:2;object-fit:cover}.banner-title{top:24%}.banner-title h1{font-size:26px}.search-wrap{bottom:10px;width:calc(100% - 24px)}.search-form{min-height:40px;padding:0 12px}.search-form input{height:38px;font-size:16px}.system-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;padding:9px 11px 5px}.system-option{min-height:75px;font-size:11px;gap:3px}.system-icon{width:48px;height:48px}.filter-row{gap:6px;padding:2px 11px 10px}.filter-option{min-height:32px;font-size:12px}.game-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:17px 12px}.game-section{padding:10px 15px 32px}.site-footer{flex-direction:column;align-items:flex-start;padding:22px 15px}.detail-layout{grid-template-columns:105px minmax(0,1fr);gap:15px;padding-right:0}.detail-cover{border-width:5px}.detail-copy h2{font-size:21px}.detail-meta{margin:9px 0}.detail-description{max-height:190px;font-size:13px}}
@media(max-width:650px){.featured-categories{padding:11px 11px 12px}.featured-category-head{margin-bottom:7px}.featured-category-grid{gap:6px}.featured-category-option{min-height:38px;padding:4px 2px;font-size:12px}}
@media(max-width:390px){.card-body strong{font-size:12px}.detail-layout{grid-template-columns:92px minmax(0,1fr)}.detail-actions button{padding:0 7px}}