:root{--bg:#f7f3e9;--paper:#fffaf0;--ink:#292820;--muted:#655e50;--accent:#a6401e;--accent-ink:#fffaf3;--line:#d8cdb7;--path:#c95129;--chip:#efe8d9;--map:url(/assets/train.jpg);color-scheme:light;font:16px/1.4 system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink)}
body[data-theme=air]{--bg:#f1f6fa;--paper:#fff;--ink:#162f43;--muted:#4f6475;--accent:#185da0;--line:#c8d8e4;--path:#3c83bc;--chip:#e3edf4;--map:url(/assets/air.jpg)}
body[data-theme=sea]{--bg:#f4efe2;--paper:#fffbef;--ink:#16303c;--muted:#4c6168;--accent:#1d5a6e;--line:#cfc6ad;--path:#b08a3e;--chip:#ebe4d2;--map:url(/assets/sea.jpg)}
*{box-sizing:border-box}html,body{margin:0;height:100%}body{background:#e3e0d8}
button,input,textarea,select{font:inherit}button,a,input,textarea,select{touch-action:manipulation}button{cursor:pointer;color:inherit}a{color:var(--accent)}[hidden]{display:none!important}
#shell{position:relative;isolation:isolate;background:var(--bg);margin:auto;max-width:460px;height:100vh;height:100dvh;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 0 60px #32261012}
#header{height:calc(58px + env(safe-area-inset-top));padding:env(safe-area-inset-top) 16px 0;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:9px;flex:none;background:var(--bg)}
.brand{font-size:18px;font-weight:740;letter-spacing:-.055em;display:inline-flex;align-items:center;gap:7px;color:var(--ink);text-decoration:none}.brand img{display:block}
#header button{border:1px solid var(--line);background:transparent;border-radius:19px;padding:7px 12px;font-size:13px;min-height:36px}
#view{position:relative;overflow:auto;overscroll-behavior:contain;min-height:0;flex:1}
#tabs{flex:none;display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);background:var(--bg);padding-bottom:env(safe-area-inset-bottom)}
#tabs a{display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 0 7px;font-size:12px;color:var(--muted);text-decoration:none}#tabs a svg{width:22px;height:22px}#tabs a.on{color:var(--accent);font-weight:650}
svg.ic{fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.page{padding:22px 20px 28px}.page h1,.landing h1{font-weight:650;letter-spacing:-.055em;font-size:clamp(30px,8vw,37px);line-height:1.05;margin:0 0 14px}.page h2{font-size:20px;letter-spacing:-.035em;margin:24px 0 10px}
.sub{color:var(--muted);font-size:14px}.card{background:var(--paper);border:1px solid var(--line);padding:16px;border-radius:12px;margin-block:12px;overflow-wrap:anywhere}
.primary,.minor{display:block;border:0;width:100%;border-radius:11px;text-align:center;min-height:48px;font-weight:650;padding:12px 14px;margin:9px 0;text-decoration:none}
.primary{background:var(--accent);color:var(--accent-ink)}.minor{background:var(--chip);color:var(--ink);border:1px solid var(--line)}
.linkbtn{background:none;border:0;padding:6px 0;color:var(--accent);font-weight:600;text-decoration:underline;text-underline-offset:3px}
.page label{font-size:14px;font-weight:600;display:block;margin:13px 0 5px}.page label.check{font-weight:440;display:flex;gap:9px;align-items:flex-start}.page label.check input{margin-top:3px;accent-color:var(--accent);width:18px;height:18px;flex:none}
.field{width:100%;padding:11px 12px;border:1px solid #bcad92;background:var(--paper);color:var(--ink);border-radius:9px;font-size:16px}textarea.field{resize:vertical}
.primary:disabled,button:disabled{opacity:.5;cursor:default}
.sectionname{font:600 11px/1.4 ui-monospace,Consolas,monospace;text-transform:uppercase;letter-spacing:.09em;color:var(--accent)}
.thin{border:0;border-top:1px dashed var(--line);margin:18px 0}
.widephoto{display:block;width:100%;border-radius:9px;max-height:360px;object-fit:cover;background:var(--chip)}
.envelope{display:block;width:100%;max-height:290px;object-fit:cover;border-radius:10px}
.serif,.letter,blockquote{font-family:Georgia,"Times New Roman",serif}.serif{font-size:20px;font-style:italic}.letter,blockquote{font-size:24px;line-height:1.24;overflow-wrap:anywhere}
blockquote{margin:14px 0;border-left:2px solid var(--accent);padding-left:13px}
#msg{color:#8a2f12;margin:4px 20px 14px;font-weight:550}#msg:empty{display:none}
#toast{position:absolute;left:14px;right:14px;bottom:calc(76px + env(safe-area-inset-bottom));z-index:30;background:#2d2d26;color:#fff;padding:11px 14px;border-radius:10px;box-shadow:0 4px 14px #0002;text-align:center;font-size:14px;pointer-events:none}
button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #477c98;outline-offset:2px}
/* landing */
.landing{padding:22px 20px;display:flex;flex-direction:column;min-height:100%;justify-content:center;gap:12px}.landing h1{font-size:clamp(36px,11vw,46px);margin:0}.landing p{margin:0}.landing .envelope{height:clamp(160px,30vh,270px)}
/* path */
.pathhead{position:relative;padding:20px 20px 16px;border-bottom:1px solid var(--line);overflow:hidden;isolation:isolate}
.pathhead:after{content:"";position:absolute;inset:0 0 0 45%;background:var(--map) center/cover;opacity:.45;z-index:-1;-webkit-mask-image:linear-gradient(90deg,transparent,#000 60%);mask-image:linear-gradient(90deg,transparent,#000 60%)}
.pathhead h1{margin:0 0 6px;font-size:clamp(30px,8.6vw,38px)}.pathhead .meta{color:var(--muted);font-size:14px}.pathhead .meta b{color:var(--ink)}
.titleedit{background:none;border:0;padding:0;text-align:left;color:inherit;font:inherit;letter-spacing:inherit}
.line{position:relative;padding:18px 18px 110px 52px}
.line:before{content:"";position:absolute;left:29px;top:0;bottom:0;width:4px;border-radius:2px;background:var(--path)}
body[data-theme=air] .line:before{background:repeating-linear-gradient(var(--path) 0 14px,transparent 14px 22px)}
body[data-theme=sea] .line:before{background:repeating-linear-gradient(var(--path) 0 5px,transparent 5px 11px)}
.stop{position:relative;display:block;width:100%;text-align:left;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:0;margin:0 0 18px;overflow:hidden;color:inherit}
.stop:before{content:"";position:absolute;left:-30px;top:22px;width:16px;height:16px;border-radius:50%;background:var(--bg);border:4px solid var(--path)}
.stop img{display:block;width:100%;height:190px;object-fit:cover}.stop .txt{padding:11px 14px 13px}.stop .when{font:600 11px/1.4 ui-monospace,Consolas,monospace;letter-spacing:.07em;text-transform:uppercase;color:var(--accent)}
.stop b{display:block;font-size:19px;letter-spacing:-.03em;margin:2px 0}.stop p{margin:3px 0 0;color:var(--muted);font-size:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.gap{position:relative;color:var(--muted);font-size:12px;margin:-6px 0 14px}
.fab{position:absolute;right:18px;bottom:calc(76px + env(safe-area-inset-bottom));z-index:20;width:58px;height:58px;border-radius:50%;border:0;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center;box-shadow:0 6px 18px #2a1a0e33}.fab svg{width:26px;height:26px}
.demo-bar{background:var(--chip);border-bottom:1px solid var(--line);padding:10px 16px;font-size:14px;display:flex;justify-content:space-between;align-items:center;gap:10px}
.demo-bar button{border:0;background:var(--accent);color:var(--accent-ink);border-radius:8px;padding:8px 12px;font-weight:600;white-space:nowrap}
/* event */
.photopick{display:grid;place-items:center;width:100%;min-height:190px;border:2px dashed #bcad92;border-radius:12px;background:var(--paper);color:var(--muted);font-weight:600;padding:16px;text-align:center;cursor:pointer}
.photopick img{display:block;width:100%;max-height:330px;object-fit:cover;border-radius:9px}
.voices{margin-top:8px}.voice{border-top:1px dashed var(--line);padding:12px 0 2px}.voice small{color:var(--muted)}
.rowbtns{display:grid;grid-template-columns:1fr 1fr;gap:8px}
/* themes */
.themes{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.themes button{position:relative;border:2px solid var(--line);border-radius:12px;background:var(--paper);padding:0 0 8px;overflow:hidden;font-size:13px;font-weight:600}
.themes button img{display:block;width:100%;height:70px;object-fit:cover;margin-bottom:6px}.themes button.on{border-color:var(--accent)}.themes button .lock{position:absolute;top:6px;right:6px;background:#000a;color:#fff;border-radius:10px;padding:1px 7px;font-size:11px}
/* shop */
.offer{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:12px 0;border-bottom:1px solid var(--line)}.offer b{display:block}.offer small{color:var(--muted)}.offer .price{font-weight:700;white-space:nowrap}
.balance{display:flex;gap:10px;flex-wrap:wrap}.balance span{background:var(--chip);border:1px solid var(--line);border-radius:20px;padding:5px 11px;font-size:14px}
.menu a,.menu button{position:relative;display:block;width:100%;text-align:left;background:var(--paper);border:1px solid var(--line);border-radius:11px;padding:13px 36px 13px 14px;margin:8px 0;color:var(--ink);text-decoration:none;font-weight:600}.menu a:after,.menu button:after{content:"›";position:absolute;right:14px;top:50%;transform:translateY(-52%);color:var(--muted);font-size:22px}.menu small{display:block;font-weight:400;color:var(--muted)}
/* gifts */
.giftrow{display:flex;gap:12px;align-items:flex-start}.giftrow .state{font-size:12px;color:var(--muted)}
#clock{display:block;font:600 30px/1.3 ui-monospace,Consolas,monospace;margin:4px 0}
.board{color:#ffefd9;background:radial-gradient(ellipse at 50% 40%,#393c32,#1c211d);min-height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;gap:20px;text-align:center}
body[data-theme=air] .board{background:radial-gradient(ellipse at 50% 40%,#22384b,#0e1c29)}body[data-theme=sea] .board{background:radial-gradient(ellipse at 50% 40%,#1f3c48,#0b1d25)}
.board .sectionname{color:#edbc87}.board h1{letter-spacing:-.045em;font-size:31px;margin:0}.board button{color:#e8dcc9;background:transparent;border:1px solid #7c7a69;padding:9px 15px;border-radius:20px}
.board #digits{display:flex;gap:4px}.board #digits b{font:600 clamp(38px,14vw,67px)/1.3 ui-monospace,Consolas,monospace;padding:3px 6px;border:1px solid #62604e;border-radius:6px;background:linear-gradient(#40443a 49%,#20241f 50%,#383d34 51%);color:#ffcf8e}
.board #ago{font-size:18px;margin:0}
.ticket{position:relative;background:var(--paper);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.ticket .stub{display:flex;justify-content:space-between;padding:10px 14px;border-bottom:1px dashed var(--line);font:600 11px/1.4 ui-monospace,Consolas,monospace;letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}
.ticket .body{padding:14px}
.poster-wrap{background:var(--chip);border:1px solid var(--line);border-radius:12px;padding:10px}.poster-wrap canvas,.poster-wrap img{display:block;width:100%;height:auto;border-radius:4px;box-shadow:0 3px 14px #0002}
.rule p,.rule li{font-size:15px;line-height:1.5}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}