.river-page{max-width:1240px;margin:20px auto;padding:0 16px;color:#214a60;font-family:'Zen Maru Gothic',sans-serif}.page-heading{padding:8px 4px 18px}.page-heading h1{font-size:34px;margin:0 0 6px}.page-heading p{margin:0}.parent-note{max-width:900px;margin:32px auto;padding:24px;background:#edf3df;line-height:1.9}.parent-note h2{font-size:23px}
#host{--ink:#214a60;--paper:#fff9e9;position:relative;isolation:isolate;container-type:size;container-name:game;height:800px;max-width:1200px;margin:auto;overflow:hidden;background:#faf4df;border:3px solid #839d7f;border-radius:12px;color:var(--ink);font-family:'Zen Maru Gothic',sans-serif}#host *{box-sizing:border-box}#host [hidden]{display:none!important}#host button{font:800 15px/1.4 'Zen Maru Gothic',sans-serif;min-width:0;min-height:42px;border:2px solid #527980;border-radius:10px;background:var(--paper);color:var(--ink);padding:9px 14px;cursor:pointer;touch-action:manipulation}#host button:disabled{cursor:default}#host button:disabled:not(.traveler):not(#boat){opacity:.5}#host button:focus-visible,#host input:focus-visible,#collection:focus-visible{outline:3px solid #ad5725;outline-offset:3px}#host button:hover:enabled{filter:brightness(1.04)}#host button.primary{background:var(--ink);color:var(--paper);box-shadow:0 4px 0 #102e3e}#host input{accent-color:#356c79;font:inherit}#host .river-top{height:56px;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 18px;background:#fff9e9;border-bottom:2px dashed #93ad97}#host .river-top strong{font-size:17px;white-space:nowrap}#host nav{display:flex;gap:7px}#host nav button{font-size:12px;min-height:32px;padding:6px 10px;border-width:1px;border-radius:4px}#base{height:calc(100% - 56px)}
#cover{height:100%;display:grid;grid-template-columns:1fr 1.1fr;align-items:center;gap:26px;padding:32px 35px;background:linear-gradient(110deg,#ecf0da,#fff8e6 47%,#d0e5de)}.keyart{width:100%;height:100%;min-width:0;min-height:0;object-fit:contain;border-radius:15px}.welcome{display:flex;flex-direction:column;gap:25px;padding:20px}.welcome h2{font-size:clamp(35px,5.2cqw,65px);line-height:1.35;margin:0;padding:13px 0 18px;border-top:4px double #839d7f;border-bottom:4px double #839d7f}.welcome h2 span{white-space:nowrap}.welcome p{font-size:16px;line-height:1.8;margin:0}.welcome small{font-size:12px}#host #start{font-size:22px;min-height:57px;border-radius:30px}#ready-note{font-size:10px;text-align:center}
#play{height:100%;display:grid;grid-template-rows:45px minmax(0,1fr) 88px 25px;gap:12px;padding:15px 22px}.banks-heading{display:grid;grid-template-columns:1fr .6fr 1fr;align-items:center;gap:20px}.banks-heading h2{font-size:17px;margin:0;padding:7px 10px;text-align:center;background:#efe1be;border:2px solid #c1a574;border-radius:4px;line-height:1.4}.banks-heading h2 b{font-size:22px;margin-left:10px}.banks-heading p{margin:0;text-align:center;line-height:1}.banks-heading p>b{font-size:30px;margin-right:4px}#world{min-height:0;position:relative;overflow:hidden;border:2px solid #648e86;border-radius:15px;background:#91d7cc url('./assets/background.webp') center/100% 100%}.bank{position:absolute;top:6%;bottom:7%;width:25%;display:grid;grid-template-rows:repeat(3,minmax(0,1fr));justify-items:center;gap:10px;border-radius:20px;padding:6px 9px}#left{left:1.5%}#right{right:1.5%}.bank[data-current=true]{outline:3px dashed #fff4a6;outline-offset:2px}.slot{position:relative;width:min(100%,165px);height:100%;background:#fffbe9a8;border:2px dashed #82997377;border-radius:40% 40% 28% 28%;min-height:0;display:grid;place-items:center}.slot>.empty-spot{font-size:12px;color:#6d855f;opacity:.8}#host .traveler{height:100%;width:100%;display:grid;grid-template-rows:minmax(0,1fr) 23px;gap:2px;border:2px solid #a3a476;border-radius:38% 38% 24% 24%;background:var(--paper);padding:6px 10px;min-height:0;position:absolute;inset:0}#host .traveler img{height:100%;width:100%;object-fit:contain;min-height:0;mix-blend-mode:multiply;border-radius:18px}#host .traveler span{font-size:14px;white-space:nowrap;line-height:23px}#host .traveler[aria-pressed=true]{outline:4px solid #dfac32;outline-offset:1px;background:#fff0bd}#host .traveler:disabled{border-color:#9daf8b}#host .traveler:disabled img{opacity:.85}#host #boat{position:absolute;left:41%;top:53%;transform:translate(-50%,-50%);width:28%;max-width:245px;padding:0 0 8px;border:3px solid #fffbe4;background:#dbefe2;box-shadow:0 7px 0 #26687560;border-radius:45% 45% 20% 20%;overflow:hidden;min-height:0;display:flex;flex-direction:column;align-items:center}.boat-art{display:block;width:100%;aspect-ratio:1;object-fit:contain;border-radius:45% 45% 8% 8%;pointer-events:none}#boat-label{font-size:15px;padding:5px 3px 0;line-height:1.4}#cargo-label{font-size:11px;margin-top:4px;line-height:1.3}#cargo{position:absolute;width:29%;aspect-ratio:1;left:13%;top:29%;background:#fff9e9;border:2px solid #daab3b;border-radius:50%;overflow:hidden;box-shadow:1px 2px 4px #28484633}#cargo-image{width:100%;height:100%;object-fit:contain}#river-controls{display:flex;flex-direction:column;gap:10px;align-items:center}#feedback{margin:0;width:100%;text-align:center;font-size:17px;line-height:1.6;font-weight:800;padding:4px 8px;min-height:36px}#feedback[data-kind=wrong]{background:#fae7d0;color:#88482b;border-radius:7px}#river-controls>div{display:flex;gap:20px;justify-content:center;width:100%}#host #river-controls button{min-height:38px;padding:7px 18px;min-width:145px;font-size:14px}#host #hint{background:#d9eaf0}#host #restart{background:#f4dfc8}#host #review{background:#dbe7ca}.rule-line{margin:0;text-align:center;font-size:12px;line-height:1.6;padding:2px 6px}
#result{height:100%;display:grid;grid-template-rows:84px minmax(0,1fr) 46px;gap:18px;padding:20px 30px 27px;background:linear-gradient(115deg,#f8f0d9,#e3f0df)}#result>header{text-align:center}#result h2{font-size:32px;line-height:1.4;margin:2px 0}#result header small{font-size:11px}#result-count{font-size:14px;margin:0}#voyage{min-height:0;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:26px}#collection{min-height:0;overflow:auto;overscroll-behavior:contain;scrollbar-gutter:stable;background:#fff9e8;border:2px solid #baa57f;border-left:10px double #baa57f;border-radius:5px;padding:10px 13px;box-shadow:4px 5px 0 #a28b6030}#collection article{display:grid;grid-template-columns:25px 47px minmax(0,1fr) 35px;align-items:center;gap:12px;padding:6px 0;border-bottom:1px dashed #baa784;min-height:58px}#collection .step-n{width:24px;height:24px;display:grid;place-items:center;background:#c6dfcc;border-radius:50%;font-size:12px}#collection img{width:47px;height:47px;object-fit:contain;mix-blend-mode:multiply;border-radius:8px}#collection p{font-size:14px;line-height:1.5;margin:0}#collection .arrow{font-size:25px;color:#398589;text-align:center}.empty-log{padding:25px 10px;font-size:16px;line-height:1.8;text-align:center}#voyage figure{margin:0;min-height:0;display:flex;flex-direction:column;justify-content:center;gap:12px}#result-image{width:100%;height:100%;min-height:0;object-fit:contain;border-radius:12px}#result-caption{font-size:13px;text-align:center;line-height:1.6}.result-actions{display:flex;gap:20px;justify-content:center}#host .result-actions button{min-width:165px}
#modal{position:absolute;inset:0;z-index:50;background:#203f48b8;display:grid;place-items:center;padding:16px}#modal>section{max-height:100%;overflow:auto;width:min(640px,100%);background:var(--paper);border:4px double #779881;border-radius:14px;padding:25px;box-shadow:0 8px 15px #193b4940}#modal header{display:flex;align-items:center;justify-content:space-between;gap:10px}#modal h2{font-size:23px;margin:0}#dialog-content{font-size:15px;line-height:1.9}#dialog-content>button{display:block;width:100%;margin-top:12px}#dialog-content label{display:flex;align-items:center;gap:12px;margin:17px 0}#dialog-content input[type=checkbox]{width:25px;height:25px}#dialog-content label:has(input[type=range]){display:block}#dialog-content input[type=range]{display:block;width:100%;height:34px}#storage-note{font-size:12px}#host:fullscreen,#host.faux-fullscreen{width:100vw;height:100dvh;max-width:none;margin:0;border:0;border-radius:0}#host.faux-fullscreen{position:fixed;inset:0;z-index:99999}
@media(max-width:700px){.river-page{padding:0 8px}#host{height:850px}.page-heading h1{font-size:29px}.parent-note{padding:16px}}@media(max-height:520px) and (min-width:621px){#host{height:390px}}
@container game (max-width:620px){#host .river-top{height:78px;display:grid;justify-content:stretch;gap:7px;padding:7px 8px;text-align:center}#host .river-top strong{font-size:14px}#host nav{gap:5px}#host nav button{flex:1;white-space:nowrap;font-size:11px;padding:7px 3px;min-height:33px}#base{height:calc(100% - 78px)}#cover{grid-template-columns:1fr;grid-template-rows:minmax(0,1fr) auto;gap:18px;padding:20px 26px 25px}.keyart{grid-row:1;max-width:350px;justify-self:center}.welcome{grid-row:2;padding:0;gap:17px;text-align:center}.welcome h2{font-size:34px;padding:9px 0 13px;border-width:3px}.welcome h2 br{display:none}.welcome p{font-size:13px;line-height:1.7}.welcome small{font-size:10px}#host #start{font-size:18px;min-height:46px}#play{grid-template-rows:55px minmax(0,1fr) 103px 37px;padding:14px 9px 17px;gap:12px}.banks-heading{grid-template-columns:1fr 40px 1fr;gap:7px}.banks-heading h2{font-size:11px;line-height:1.4;padding:5px 4px}.banks-heading h2 b{display:block;font-size:20px;margin:0}.banks-heading p{font-size:11px}.banks-heading p>b{font-size:22px}#world{border-radius:10px}.bank{top:5%;bottom:5%;width:25%;padding:4px 2px;gap:20px}.slot{border-width:1px}.slot>.empty-spot{font-size:9px}#host .traveler{grid-template-rows:minmax(0,1fr) 19px;border-width:1px;padding:8px 4px;border-radius:30% 30% 17% 17%}#host .traveler span{font-size:11px;line-height:19px}#host .traveler[aria-pressed=true]{outline-width:3px}#host #boat{width:28%;padding-bottom:7px;border-width:2px;border-radius:45% 45% 15% 15%}#boat-label{font-size:10px;padding:4px 3px 0;line-height:1.5}#cargo-label{font-size:8px;margin-top:4px}#cargo{border-width:1px}#feedback{font-size:13px;min-height:51px;line-height:1.65;padding:4px 5px}#river-controls{gap:9px}#river-controls>div{gap:8px}#host #river-controls button{flex:1;min-width:0;font-size:11px;padding:7px 3px;min-height:39px}.rule-line{font-size:10px;padding:0 15px;line-height:1.7}#result{grid-template-rows:91px minmax(0,1fr) 43px;gap:14px;padding:17px 14px 20px}#result h2{font-size:26px}#result header small{font-size:10px}#result-count{font-size:12px}#voyage{grid-template-columns:1fr;grid-template-rows:105px minmax(0,1fr);gap:14px}#voyage figure{grid-row:1;flex-direction:row;align-items:center;gap:12px}#result-image{height:105px;width:105px;flex-shrink:0}#result-caption{font-size:12px;text-align:left}#collection{grid-row:2;padding:9px;border-left-width:7px}#collection article{grid-template-columns:23px 39px minmax(0,1fr) 26px;gap:8px;min-height:56px;padding:7px 0}#collection img{width:39px;height:39px}#collection p{font-size:12px}#collection .arrow{font-size:23px}.result-actions{gap:8px}#host .result-actions button{flex:1;min-width:0;font-size:11px;padding:6px 3px}#modal>section{padding:18px}#modal h2{font-size:20px}#dialog-content{font-size:13px}}
@container game (max-height:520px) and (min-width:621px){#host .river-top{height:38px;padding:4px 10px}#host .river-top strong{font-size:13px}#host nav button{min-height:28px;font-size:10px;padding:4px 8px}#base{height:calc(100% - 38px)}#cover{padding:17px 55px;gap:32px}.welcome{padding:0;gap:10px}.welcome h2{font-size:36px;padding:7px 0 10px;border-width:3px}.welcome p{font-size:11px}.welcome small{font-size:9px}#host #start{font-size:16px;min-height:35px}#play{grid-template-rows:33px minmax(0,1fr) 49px 15px;gap:7px;padding:8px 20px}.banks-heading h2{font-size:12px;padding:4px 8px}.banks-heading h2 b{font-size:17px}.banks-heading p>b{font-size:23px}.banks-heading p{font-size:12px}.bank{top:4%;bottom:5%;padding:3px 8px;gap:5px}.slot{width:min(100%,160px);border-width:1px;border-radius:20px}#host .traveler{grid-template-columns:47px 1fr;grid-template-rows:1fr;align-items:center;padding:3px 9px;border-width:1px;border-radius:20px;gap:5px}#host .traveler img{height:100%;width:47px}#host .traveler span{font-size:11px;line-height:1.3}#host .traveler[aria-pressed=true]{outline-width:3px}#host #boat{max-width:147px;border-width:2px;top:50%;padding-bottom:5px}.boat-art{aspect-ratio:1.35;object-fit:cover;object-position:center 45%}#boat-label{font-size:10px;padding:2px 2px 0}#cargo-label{font-size:8px;margin-top:2px}#cargo{width:26%;top:21%;border-width:1px}#river-controls{flex-direction:row;gap:15px}#feedback{font-size:12px;min-height:0;line-height:1.5;padding:2px 4px}#river-controls>div{gap:8px;width:auto;flex-shrink:0}#host #river-controls button{min-width:85px;min-height:31px;font-size:10px;padding:5px 7px}.rule-line{font-size:9px;padding:0}#result{grid-template-rows:54px minmax(0,1fr) 30px;gap:9px;padding:10px 25px 15px}#result h2{font-size:22px;margin:0}#result header small{font-size:8px}#result-count{font-size:10px}#voyage{grid-template-columns:minmax(0,1.45fr) minmax(0,1fr);gap:23px}#collection{padding:5px 12px;border-left-width:7px}#collection article{grid-template-columns:21px 32px minmax(0,1fr) 25px;min-height:42px;gap:8px;padding:4px 0}#collection img{width:32px;height:32px}#collection p{font-size:11px}#collection .step-n{width:20px;height:20px;font-size:10px}#collection .arrow{font-size:21px}#voyage figure{gap:4px}#result-caption{font-size:9px}#host .result-actions button{min-width:145px;min-height:29px;font-size:11px;padding:4px 9px}#modal>section{padding:15px 22px}#modal h2{font-size:20px}#dialog-content{font-size:13px;line-height:1.65}#dialog-content p{margin:10px 0}#dialog-content label{margin:9px 0}}
@container game (max-width:350px){#cover{padding:15px 20px;gap:12px}.welcome{gap:12px}.welcome h2{font-size:29px;padding:7px 0 10px}.welcome p{font-size:11px}#host #start{font-size:16px;min-height:41px}#play{padding:11px 7px 14px;gap:10px;grid-template-rows:50px minmax(0,1fr) 97px 35px}.banks-heading h2{font-size:10px}.banks-heading h2 b{font-size:17px}.banks-heading p>b{font-size:19px}.bank{gap:13px}#host .traveler{padding:6px 3px;grid-template-rows:minmax(0,1fr) 17px}#host .traveler span{font-size:10px;line-height:17px}#boat-label{font-size:9px}#cargo-label{font-size:7px}#feedback{font-size:11px;min-height:47px}#host #river-controls button{font-size:10px;min-height:36px}.rule-line{font-size:9px}#result{grid-template-rows:80px minmax(0,1fr) 39px;gap:12px;padding:12px 10px 16px}#result h2{font-size:23px}#voyage{grid-template-rows:80px minmax(0,1fr);gap:10px}#result-image{width:80px;height:80px}#result-caption{font-size:10px}#collection article{grid-template-columns:20px 33px minmax(0,1fr) 22px;gap:6px;min-height:51px}#collection p{font-size:11px}#collection img{width:33px;height:33px}#collection .step-n{width:20px;height:20px;font-size:10px}#host .result-actions button{font-size:10px}}
@media(prefers-reduced-motion:reduce){#host *{transition:none!important;animation:none!important}}
#result>header{display:flex;flex-direction:column;justify-content:center;gap:2px;line-height:1.3}#result header small{display:block;line-height:1.3}#result h2{line-height:1.25;margin:0}#result-count{line-height:1.4}@container game (max-height:520px) and (min-width:621px){#result>header{gap:0}}