:root{--ink:#17211c;--paper:#f7f3eb;--surface:#fffdf9;--red:#c9472b;--red2:#a93622;--jade:#285c50;--muted:#6c736e;--line:#ded8cc;--shadow:0 14px 45px #34281a16;--r:20px;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper)}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 90% 0,#efd9c6 0,transparent 28rem),var(--paper)}button,input,select,textarea{font:inherit}.staging{height:27px;background:#17211c;color:#fff;text-align:center;font-size:11px;letter-spacing:.12em;padding:7px;position:sticky;top:0;z-index:20}.loading{min-height:80vh;display:grid;place-content:center;text-align:center}.stamp{display:grid;place-items:center;background:var(--red);color:white;width:72px;height:72px;border-radius:22px;font-size:40px;margin:auto}.shell{max-width:1180px;margin:auto;min-height:calc(100vh - 27px)}.topbar{height:72px;display:flex;align-items:center;padding:0 22px;gap:18px}.brand{font-weight:900;font-size:22px;display:flex;align-items:center;gap:10px}.brand i{font-style:normal;background:var(--red);color:#fff;border-radius:10px;padding:5px 9px}.topbar .grow{flex:1}.avatar{width:38px;height:38px;border:0;border-radius:50%;background:var(--jade);color:#fff;font-weight:800}.layout{display:grid;grid-template-columns:230px 1fr;gap:28px;padding:16px 24px 50px}.sidebar{position:sticky;top:44px;height:max-content}.nav button{display:flex;width:100%;border:0;background:none;border-radius:13px;padding:12px 14px;margin:4px 0;text-align:left;color:var(--muted);gap:10px;cursor:pointer}.nav button.active,.nav button:hover{background:#fff;color:var(--ink);box-shadow:0 3px 16px #0000000a}.main{min-width:0}.eyebrow{color:var(--red);font-weight:800;text-transform:uppercase;letter-spacing:.12em;font-size:12px}h1{font-family:Georgia,serif;font-size:clamp(32px,6vw,60px);line-height:1.04;margin:8px 0 14px;letter-spacing:-.035em}h2{font-family:Georgia,serif;font-size:28px;margin:8px 0 18px}h3{margin:0 0 8px}.muted{color:var(--muted)}.hero{padding:56px 0 34px;max-width:760px}.btn{border:0;border-radius:13px;padding:12px 17px;background:var(--red);color:white;font-weight:750;cursor:pointer;box-shadow:0 5px 13px #c9472b24}.btn:hover{background:var(--red2)}.btn.secondary{background:var(--surface);color:var(--ink);border:1px solid var(--line);box-shadow:none}.btn.small{padding:8px 12px;font-size:13px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.card{background:var(--surface);border:1px solid #e8e2d7;border-radius:var(--r);padding:20px;box-shadow:var(--shadow)}.trip-card{cursor:pointer;min-height:190px;position:relative;overflow:hidden}.trip-card:after{content:'日本';position:absolute;right:-8px;bottom:-20px;font-family:serif;font-size:80px;color:#c9472b0b}.trip-card .cityline{color:var(--jade);font-weight:700;margin-top:28px}.role{font-size:11px;background:#edf2ef;padding:5px 8px;border-radius:99px}.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.spread{justify-content:space-between}.progress{height:8px;background:#eee9df;border-radius:10px;overflow:hidden}.progress i{display:block;height:100%;background:var(--red)}.day{display:grid;grid-template-columns:70px 1fr;gap:14px;margin:14px 0}.datebox{text-align:center;border:1px solid var(--line);border-radius:15px;padding:10px 4px;height:max-content}.datebox b{font-size:23px}.stops{border-left:2px solid #e5ded2;padding-left:18px}.stop{position:relative;padding:0 0 18px}.stop:before{content:'';position:absolute;width:9px;height:9px;border-radius:50%;background:var(--red);left:-24px;top:6px}.stop time{font-size:12px;color:var(--red);font-weight:800}.stop a{color:var(--jade);font-size:13px}.tag{display:inline-block;border-radius:99px;padding:5px 9px;background:#f2eee6;color:var(--muted);font-size:12px;margin:2px}.auth{min-height:calc(100vh - 27px);display:grid;grid-template-columns:1.15fr .85fr}.auth-copy{display:flex;flex-direction:column;justify-content:center;padding:clamp(30px,8vw,100px);background:linear-gradient(150deg,#f8f3e8,#eedaca)}.auth-panel{display:grid;place-content:center;padding:30px;background:var(--surface)}form{width:min(420px,88vw)}label{display:block;font-size:13px;font-weight:700;margin:14px 0 5px}input,select,textarea{width:100%;border:1px solid var(--line);border-radius:12px;padding:12px 13px;background:#fff}textarea{min-height:90px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.interests{display:flex;flex-wrap:wrap;gap:7px;margin:8px 0 18px}.interests label{margin:0}.interests input{position:absolute;opacity:0}.interests span{display:block;padding:8px 11px;border:1px solid var(--line);border-radius:99px;cursor:pointer;font-size:13px}.interests input:checked+span{background:var(--jade);color:#fff;border-color:var(--jade)}.modal{position:fixed;inset:0;background:#17211cb8;z-index:50;display:grid;place-items:center;padding:20px}.modal>.card{width:min(600px,100%);max-height:92vh;overflow:auto}.hidden{display:none!important}#toast{position:fixed;right:20px;bottom:25px;background:#17211c;color:#fff;padding:12px 16px;border-radius:12px;z-index:100;opacity:0;transform:translateY(20px);transition:.2s}#toast.show{opacity:1;transform:none}.empty{border:1px dashed var(--line);border-radius:var(--r);padding:40px;text-align:center}.mobile-nav{display:none}.danger-note{background:#fff1e8;border-left:3px solid var(--red);padding:10px 13px;font-size:13px}.offline{background:#785928;color:white;text-align:center;padding:6px;font-size:12px}.drag{cursor:grab;color:#aaa;padding-right:7px}@media(max-width:760px){.auth{grid-template-columns:1fr}.auth-copy{padding:44px 24px}.auth-copy h1{font-size:42px}.layout{display:block;padding:8px 14px 90px}.sidebar{display:none}.topbar{padding:0 15px;height:60px}.cards{grid-template-columns:1fr}.hero{padding:32px 4px 22px}.mobile-nav{display:flex;position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--line);z-index:30;padding:7px max(8px,env(safe-area-inset-right)) calc(7px + env(safe-area-inset-bottom));justify-content:space-around}.mobile-nav button{border:0;background:none;font-size:11px;color:var(--muted);padding:4px}.mobile-nav button span{font-size:21px;display:block}.form-grid{grid-template-columns:1fr}.day{grid-template-columns:55px 1fr}.card{padding:16px}}