:root{--blue:#2563eb;--blue-dark:#1d4ed8;--blue-light:#eff6ff;--ink:#111827;--gray:#6b7280;--gray-light:#9ca3af;--border:#e5e7eb;--bg:#f9fafb;--card:#fff;--success:#16a34a;--danger:#dc2626;--danger-dark:#b91c1c}*{box-sizing:border-box}body,html{margin:0;padding:0}body{background:var(--bg);font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;min-height:100vh;-webkit-font-smoothing:antialiased}.display,body{color:var(--ink)}.display{font-weight:800;font-size:19px;letter-spacing:-.01em}.mono{font-family:Inter,sans-serif;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}header.band{background:var(--card);border-bottom:1px solid var(--border);padding:24px 20px 20px}header.band .wordmark{font-size:26px;line-height:1.1;font-weight:800;letter-spacing:-.02em;color:var(--ink);display:flex;align-items:baseline;gap:10px}header.band .wordmark small{font-weight:600;font-size:11px;color:var(--blue);background:var(--blue-light);padding:3px 8px;border-radius:999px;letter-spacing:.03em;text-transform:uppercase}header.band .tagline{margin-top:6px;font-size:14px;color:var(--gray)}header.band .account{margin-top:14px;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--gray)}header.band .account button{background:var(--ink);border:none;color:#fff;padding:7px 14px;border-radius:999px;cursor:pointer;font-size:12px;font-weight:600}.routeline-wrap{background:var(--card);border-bottom:1px solid var(--border);padding:14px 18px 16px;overflow-x:auto}.routeline{display:flex;gap:8px}.station{display:inline-flex;align-items:center;gap:6px;background:var(--bg);border:1.5px solid var(--border);border-radius:999px;padding:8px 14px;font-size:13px;font-weight:600;color:var(--gray);cursor:pointer;white-space:nowrap;flex-shrink:0}.station .dot{display:none}.station.active{background:var(--blue);border-color:var(--blue);color:#fff}.tabs{display:flex;gap:4px;background:var(--card);padding:10px 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18px;border-radius:999px;border:none;cursor:pointer;color:#fff}.btn-rust{background:var(--danger)}.btn-rust:hover{background:var(--danger-dark)}.btn-rust:disabled{background:var(--border);color:var(--gray-light);cursor:not-allowed}.btn-wheat{background:var(--blue);color:#fff}.btn-wheat:hover{background:var(--blue-dark)}.empty{text-align:center;padding:56px 20px;color:var(--gray)}.empty .display{margin-bottom:6px}.form-card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:20px 18px 22px;box-shadow:0 1px 2px rgba(16,24,40,.04)}.form-title{font-weight:800;font-size:17px;margin:0 0 4px;color:var(--ink);letter-spacing:-.01em}.form-sub{font-size:13px;color:var(--gray);margin:0 0 16px}.field{margin-bottom:14px}.field label{display:block;font-size:12px;font-weight:600;color:var(--gray);margin-bottom:6px}.field input,.field select{width:100%;padding:11px 13px;font-size:14.5px;background:var(--bg);border:1.5px solid var(--border);border-radius:10px;color:var(--ink);font-family:inherit}.field input:focus,.field select:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-light)}.row2{display:flex;gap:10px}.row2 .field{flex:1 1}.swap-row{display:flex;align-items:center;gap:10px;margin-bottom:14px}.swap-row .field{flex:1 1;margin-bottom:0}.swap-btn{background:var(--blue-light);color:var(--blue);border:none;border-radius:50%;width:38px;height:38px;flex-shrink:0;font-size:15px;cursor:pointer;margin-top:19px}.submit-btn{width:100%;padding:13px;font-size:15px;margin-top:4px}.toast{position:fixed;left:50%;bottom:22px;transform:translateX(-50%) translateY(20px);background:var(--ink);color:#fff;font-size:13px;font-weight:500;padding:12px 20px;border-radius:12px;box-shadow:0 8px 24px rgba(0,0,0,.18);opacity:0;transition:all .25s ease;pointer-events:none;z-index:50;max-width:88%;text-align:center}.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}.shared-note{font-size:11.5px;color:var(--gray);text-align:center;margin-top:18px;line-height:1.5}@media (prefers-reduced-motion:reduce){*{transition:none!important}}