:root{--bg:#fff8ee;--ink:#382b25;--muted:#75675e;--line:#eadfd2;--orange:#ffb78c;--teal:#7dc6c2;--white:#fffdf8;--shadow:0 16px 50px #694b2910;font-family:system-ui,-apple-system,BlinkMacSystemFont,'Apple SD Gothic Neo','Malgun Gothic',sans-serif;color:var(--ink);background:var(--bg);font-synthesis:none}*{box-sizing:border-box}body{margin:0}a{color:inherit;text-underline-offset:4px}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default;opacity:.56}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #287b77;outline-offset:4px}button{min-height:50px;border:1px solid var(--line);background:var(--white);border-radius:15px;padding:13px 20px;font-weight:750;color:var(--ink)}button:hover:not(:disabled){filter:brightness(.97)}.primary{background:var(--orange);border-color:transparent;box-shadow:0 6px 0 #eb9e7433}.secondary{background:#dff2ee;border-color:#baded8}.danger{background:#fff0eb;border-color:#e4b4a6}.quiet{background:transparent}.primary span{margin-left:20px}.skip{position:absolute;left:20px;top:-100px;background:white;padding:15px;z-index:3}.skip:focus{top:20px}.top{max-width:1180px;margin:auto;padding:27px 28px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{text-decoration:none;display:flex;align-items:center;gap:10px;font-weight:850;letter-spacing:-.7px;font-size:25px}.brand small{font-size:10px;letter-spacing:1px;font-weight:650;border-left:1px solid var(--line);padding-left:12px;margin-left:3px;color:var(--muted)}.brand-mark{color:#c45c39;font-size:26px}.top nav{display:flex;gap:22px;font-size:14px;font-weight:650}.top nav a{text-decoration:none}main{max-width:1180px;padding:0 28px;margin:auto;min-height:60vh}.hero{display:grid;grid-template-columns:1fr 1.1fr;gap:34px;align-items:center;padding:58px 0 68px}.eyebrow{color:#946043;font-size:12px;font-weight:800;letter-spacing:1.3px}.hero h1{font-size:clamp(38px,4.8vw,62px);letter-spacing:-2.7px;line-height:1.2;margin:19px 0 24px}.hero h1 span{color:#b3512d}.lead{font-size:17px;line-height:1.9;color:var(--muted)}.pills{display:flex;gap:8px;flex-wrap:wrap;margin:22px 0}.pills span{border:1px solid #dbcdbd;background:#fffaf3;border-radius:30px;padding:7px 13px;font-size:13px;font-weight:650}.hero .primary{min-width:245px;font-size:17px}.text-link{display:block;font-size:13px;margin-top:21px;color:var(--muted)}.small{font-size:12px;line-height:1.8;color:var(--muted)}.hero .small{max-width:340px;margin-top:20px}.hero-art{position:relative;border-radius:34px;overflow:hidden;background:#f2ede0;border:1px solid #ecddc8;box-shadow:var(--shadow);transform:rotate(1deg)}.hero-art img{display:block;width:100%;height:auto;aspect-ratio:3/2;object-fit:cover}.art-note{position:relative;padding:15px 20px;font-size:13px;text-align:center;font-weight:650;background:#fffdf4}.dot{display:inline-block;width:8px;height:8px;background:var(--teal);border-radius:50%;margin-right:9px}.pack-card{background:var(--white);border:1px solid var(--line);border-radius:26px;padding:30px 36px;display:grid;grid-template-columns:1.2fr 1fr;gap:35px;box-shadow:var(--shadow)}h2{font-size:26px;letter-spacing:-1px;margin:12px 0 16px}h3{font-size:18px;letter-spacing:-.4px}p{line-height:1.85}.pack-card p{font-size:14px;color:var(--muted);margin-bottom:0}.pack-details{display:grid;gap:12px}.pack-details>span{font-size:12px;color:#a17550;display:flex;align-items:center;gap:17px;border-bottom:1px solid var(--line);padding:12px 0}.pack-details b{font-size:15px;color:var(--ink);font-weight:650}.pack-details small{margin-left:auto;font-size:13px;color:var(--muted)}.how{padding:66px 0 34px}.how h2{font-size:24px}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:36px;margin-top:32px}.steps article{border-left:2px solid #e3d5c4;padding-left:23px}.steps article>span{font-size:13px;color:#a86847;font-weight:850}.steps p{font-size:14px;color:var(--muted)}.notice{background:#eaf4ee;border:1px solid #d1e3da;padding:22px 28px;border-radius:22px;margin:20px 0 52px}.notice h2{font-size:19px}.notice p{font-size:14px;color:#52685f}.notice a{font-size:14px;font-weight:650}footer{max-width:1180px;margin:auto;border-top:1px solid var(--line);padding:28px;display:flex;justify-content:space-between;gap:20px;font-size:12px;color:var(--muted)}footer div{display:flex;gap:18px;flex-wrap:wrap}.connection{padding:12px 24px;background:#fff0d7;border-block:1px solid #e6ceaa;text-align:center;font-size:14px}.connection[hidden]{display:none}.game-wrap{max-width:1020px;margin:20px auto 60px}.back{display:inline-block;color:var(--muted);font-size:13px;margin-bottom:18px}.page-title{font-size:34px;letter-spacing:-1.5px;margin:8px 0 16px}.page-lead{color:var(--muted);font-size:15px;max-width:650px}.panel{padding:28px;background:var(--white);border:1px solid var(--line);border-radius:25px;box-shadow:var(--shadow)}.panels{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:22px;align-items:start;margin-top:24px}.panel h2{font-size:23px;margin-top:0}.panel p{font-size:14px}.timeline{padding:0;list-style:none;margin:26px 0}.timeline li{display:grid;grid-template-columns:50px 1fr 50px;gap:14px;padding:15px 0;border-bottom:1px solid var(--line);align-items:center}.timeline .num{color:#c36b40;font-size:19px;font-weight:800}.timeline p{margin:4px 0;font-size:13px;color:var(--muted)}.timeline small{color:var(--muted)}label{display:block;font-size:14px;font-weight:750;margin:18px 0 8px}input,select{width:100%;min-height:52px;border:1px solid #d9cbbc;border-radius:13px;background:white;padding:12px;color:var(--ink);font-size:17px}.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:22px}.row button{flex:1}.helper{display:flex;align-items:center;gap:12px;background:#fff4e5;border-radius:18px;padding:14px;margin:18px 0}.helper img{width:72px;height:60px;object-fit:contain}.helper p{font-size:13px;margin:0;color:#6b5545}.badge{display:inline-block;border-radius:8px;font-size:12px;background:#e8f3ef;padding:6px 10px;font-weight:750}.badge.warn{background:#ffeed9}.game-header{display:flex;justify-content:space-between;gap:18px;align-items:center;margin-bottom:20px}.game-header h1{font-size:25px;margin:7px 0}.room-code{font:750 18px ui-monospace,monospace;letter-spacing:2px;display:block;margin:8px 0}.join-link{overflow-wrap:anywhere;font-size:12px;line-height:1.8;background:#f7f1e8;padding:10px;border-radius:9px}.qr{background:white;border-radius:16px;padding:15px;display:flex;justify-content:center;margin:16px 0}.qr img{width:200px;height:200px;image-rendering:pixelated}.roster{list-style:none;padding:0;margin:0;display:grid;gap:8px}.roster li{display:flex;justify-content:space-between;gap:15px;padding:11px 12px;border-radius:11px;background:#f8f2e9;font-size:13px}.roster .left{color:var(--muted)}.team-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:24px 0}.team-btn{padding:20px 12px;font-size:18px;text-align:left;border:2px solid transparent}.team-btn[data-team="0"]{background:#ffe0ca}.team-btn[data-team="1"]{background:#d8eeea}.team-btn[data-team="2"]{background:#dfeef8}.team-btn[data-team="3"]{background:#ece0f7}.team-btn[data-team="4"]{background:#f9ecc5}.team-btn[aria-pressed="true"]{border-color:#594b41}.team-btn small{display:block;margin-top:5px;font-size:12px;font-weight:500}.clock{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:15px 18px;border-radius:15px;background:#f7f0e4;margin-bottom:22px}.clock strong{font-variant-numeric:tabular-nums;font-size:26px;letter-spacing:-1px}.clock small{font-size:12px;color:var(--muted)}.progress-track{height:5px;background:#e7dbcb;border-radius:10px;overflow:hidden;margin-top:8px}.progress-track span{height:100%;display:block;background:#b2653c;width:100%}.question{font-size:22px;line-height:1.75;letter-spacing:-.6px;margin:18px 0 26px;word-break:keep-all;overflow-wrap:anywhere}.options{display:grid;gap:12px}.option{display:flex;gap:14px;align-items:center;text-align:left;padding:17px;font-weight:650;line-height:1.5;min-height:66px;overflow-wrap:anywhere}.option .letter{font-size:12px;background:#f0e7d9;border-radius:8px;padding:7px 9px}.option.selected{border:2px solid #98643d;background:#fff0df}.option.correct{border:2px solid #3d8176;background:#e4f3ec}.option:not(:disabled):hover{background:#fff2e6}.answer-status{font-weight:750;color:#316e62;padding:12px 0;margin:4px 0;min-height:40px}.explanation{background:#eaf4ee;padding:18px 20px;border-radius:17px;margin-top:24px;line-height:1.9;font-size:15px}.host-script{background:#fff2df;padding:18px;border-radius:16px;margin:20px 0;line-height:1.8;font-size:14px}.host-script strong{display:block;font-size:11px;letter-spacing:.6px;color:#9a633f;margin-bottom:8px}.board{list-style:none;padding:0;margin:18px 0}.board li{display:flex;align-items:center;gap:13px;padding:16px 0;border-bottom:1px solid var(--line)}.board .rank{font-weight:850;width:27px;color:#b16642}.board .name{flex:1;font-weight:750}.board small{display:block;font-weight:500;color:var(--muted);font-size:12px;margin-top:4px}.board .score{font-size:22px;font-weight:850;font-variant-numeric:tabular-nums}.success-title{text-align:center}.success-title img{width:150px;height:100px;object-fit:contain}.error-box{border:1px solid #e1b5a3;background:#fff1e8;border-radius:17px;padding:18px;line-height:1.8;margin-bottom:18px}.guide{max-width:800px;padding-top:22px}.guide section{margin:32px 0;padding:24px 28px;background:var(--white);border:1px solid var(--line);border-radius:20px}.guide ul,.guide ol{padding-left:22px;line-height:2;font-size:15px}.guide table{border-collapse:collapse;width:100%;font-size:14px}.guide th,.guide td{text-align:left;vertical-align:top;padding:13px 8px;border-bottom:1px solid var(--line);line-height:1.8}.guide blockquote{border-left:3px solid #dcaa7c;margin:20px 0;padding-left:18px;font-size:15px;line-height:1.9}.guide h2{font-size:23px}.guide h3{font-size:17px}.wide-btn{width:100%}.muted{color:var(--muted)}.center{text-align:center}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.compact{max-width:480px;margin:30px auto 70px}.compact .page-title{font-size:30px}.result-preview{display:block;width:100%;height:auto;border-radius:15px;margin:20px 0}.rules{font-size:12px;color:var(--muted);line-height:1.85}.saved-link{display:block;margin-top:15px;overflow-wrap:anywhere}.hint{margin:20px 0;font-size:13px;color:var(--muted)}summary{cursor:pointer;min-height:35px;line-height:35px;font-weight:700}.hint p{margin:5px 0}.dim{opacity:.65}.provisional{font-size:12px;border:1px dashed #ccaf8d;padding:10px;border-radius:10px;background:#fff9ef}.load{padding:70px 20px;text-align:center}.load p{color:var(--muted)}
@media(max-width:820px){.hero{gap:25px;padding:35px 0 44px}.hero h1{font-size:43px}.pack-card{padding:25px;gap:24px}.panels{grid-template-columns:1fr}.panels .sidebar{order:2}.question{font-size:21px}.steps{gap:20px}.brand small{display:none}}
@media(max-width:620px){.top{padding:19px 20px}.brand{font-size:22px}.top nav{gap:13px;font-size:12px}main{padding:0 20px}.hero{grid-template-columns:1fr;padding:33px 0 34px;gap:32px}.hero h1{font-size:43px;letter-spacing:-2px;margin:17px 0 21px}.lead{font-size:15px}.hero .primary{width:100%;min-height:56px}.hero .small{max-width:none;font-size:11px}.hero-art{transform:none;border-radius:24px}.hero-art img{aspect-ratio:3/2}.pack-card{grid-template-columns:1fr;padding:24px;gap:15px;border-radius:22px}.pack-card h2{font-size:23px}.how{padding:43px 0 20px}.how h2{font-size:22px;line-height:1.5}.steps{grid-template-columns:1fr;gap:20px;margin-top:24px}.steps h3{margin:9px 0}.steps p{margin:0}.notice{padding:20px;margin:15px 0 35px}.notice a{font-size:13px}footer{display:block;padding:23px 20px calc(25px + env(safe-area-inset-bottom))}footer div{margin-top:14px;gap:12px;font-size:11px}.page-title{font-size:30px}.panel{padding:22px 18px;border-radius:21px}.panels{gap:16px}.game-wrap{margin-top:14px}.game-header{align-items:start}.game-header h1{font-size:22px}.question{font-size:20px;line-height:1.8;word-break:normal}.option{font-size:16px;min-height:66px;padding:16px 13px}.clock{padding:13px;margin-bottom:18px}.clock strong{font-size:24px}.row button{flex:1 1 45%;padding:13px 10px;font-size:14px}.guide section{padding:22px 18px}.guide table{font-size:12px}.guide th,.guide td{padding:12px 5px}.guide{padding-top:13px}.guide .page-title{font-size:28px}.team-btn{padding:18px 12px}.compact{margin-top:20px}.connection{font-size:12px;padding:10px 15px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}.hero-art{transform:none}}
/* Public guide remains readable on narrow screens. */
.guide .panel{margin:24px 0}.table-scroll{overflow:auto}table{border-collapse:collapse;width:100%;min-width:480px}th,td{text-align:left;padding:14px;border-bottom:1px solid #ded1c6}th{font-weight:800}.guide li{margin:14px 0}.guide p{line-height:1.8}
.board .rank,.steps article>span,.pack-details>span{color:#965033}

.confirm-dialog{width:min(480px,calc(100% - 32px));max-height:calc(100dvh - 32px);overflow:auto;padding:28px;border:1px solid var(--line);border-radius:24px;background:var(--white);color:var(--ink);box-shadow:0 24px 80px #332b3240}.confirm-dialog::backdrop{background:#252b2966}.confirm-dialog h2{line-height:1.4;margin:12px 0}.confirm-dialog p{font-size:15px}.confirm-dialog .small{font-size:12px}.confirm-dialog .row{margin-top:24px}.confirm-dialog .row button{flex:1 1 160px}