:root{color:#23414c;font-synthesis:none;background:#f0f7f7;font-family:-apple-system,BlinkMacSystemFont,Noto Sans TC,PingFang TC,sans-serif;line-height:1.65}*{box-sizing:border-box}body{margin:0}button,input{font:inherit}a,button{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.5}a{color:#166f83}:focus-visible{outline-offset:4px;outline:3px solid #d58339}h1,h2,p{margin:0}h1{letter-spacing:.02em;font-size:clamp(1.75rem,7vw,2.15rem);line-height:1.45}p{color:#526f7a}.shell{background:#fff;max-width:480px;min-height:100dvh;margin:auto}.header{border-bottom:1px solid #d7e3e6;justify-content:space-between;align-items:center;gap:16px;min-height:80px;padding:18px 24px;display:flex}.brand{color:#23414c;font-size:1.25rem;font-weight:750;text-decoration:none}.content{padding:26px clamp(20px,6vw,32px) 40px}.badge{color:#176f84;background:#e8f5f7;border-radius:99px;margin-bottom:28px;padding:5px 14px;font-size:.85rem;font-weight:700;display:inline-block}.hero{align-items:flex-start;gap:14px;margin-bottom:16px;display:flex}.home-icon{color:#19788d;background:#e8f5f7;border-radius:21px;flex:0 0 68px;width:68px;height:68px;padding:17px}.lead{margin-bottom:30px;font-size:1.08rem}.panel{background:#fbfdfd;border:1px solid #d7e3e6;border-radius:18px;margin:28px 0;padding:24px}.panel h2{margin-bottom:8px;font-size:1.25rem}.notice{color:#755131;overflow-wrap:anywhere;background:#fff4e9;border-radius:12px;margin:24px 0;padding:14px 16px}.primary{color:#fff;text-align:center;background:#1a7285;border:0;border-radius:15px;width:100%;margin:20px 0 12px;padding:16px;font-weight:700;text-decoration:none;display:block}.secondary{color:#486672;border:1px solid #cbdde1;border-radius:12px;padding:10px 18px}.quiet,.secondary{background:0 0}.quiet{color:#526f7a;border:0;padding:10px 0;text-decoration:underline}.footer{text-align:center;color:#6b858c;margin-top:42px;font-size:.82rem}.actions{justify-content:center;gap:16px;display:flex}@media (width>=600px){.shell{border:1px solid #d7e3e6;border-radius:24px;min-height:calc(100dvh - 48px);margin:24px auto;overflow:hidden}}@media (prefers-reduced-motion:reduce){*,:after,:before{scroll-behavior:auto!important}}.steps{color:#526f7a;justify-content:space-between;gap:10px;margin:0 0 30px;padding:0;list-style:none;display:flex}.steps li{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.steps span{background:#e8f5f7;border-radius:50%;place-items:center;width:32px;height:32px;font-size:.9rem;font-weight:700;display:inline-grid}.steps [aria-current]{color:#23414c;font-weight:700}.steps [aria-current] span{color:#fff;background:#1a7285}label{margin:16px 0 8px;font-size:1.08rem;font-weight:700}input,label{display:block}input{color:#23414c;background:#fff;border:1px solid #cbdde1;border-radius:12px;width:100%;min-width:0;padding:14px 16px}.field-note{margin-top:18px;font-size:.9rem}.customer-number{overflow-wrap:anywhere;margin:4px 0 10px;font-size:1.15rem;display:block}.customer-banner{background:#e8f5f7;border-radius:22px;flex-wrap:wrap;align-items:center;gap:12px;padding:20px;display:flex}.customer-banner div{flex:1;min-width:0}.customer-banner h1{font-size:1.25rem}.customer-banner .home-icon{border-radius:0;flex-basis:44px;width:44px;height:44px;padding:5px}.customer-options{gap:10px;margin-top:20px;display:grid}.customer-options button{overflow-wrap:anywhere}.customer-options [aria-pressed=true]{background:#e8f5f7;border-color:#1a7285}.dashboard-title{margin:28px 0 20px;font-size:1.7rem}.reading-card{background:#fbfdfd;border:1px solid #d7e3e6;border-radius:22px;padding:24px}.reading-card h3{color:#526f7a;margin:0;font-size:1rem}.last-reading{color:#23414c;letter-spacing:.02em;overflow-wrap:anywhere;margin:22px 0;font:700 clamp(1.7rem,8vw,2.6rem)/1.4 ui-monospace,monospace}.reading-link{border-top:1px solid #d7e3e6;padding-top:15px;text-decoration:none;display:block}.reading-link span{float:right}.query-status{margin:22px 0}.service-cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:20px 0;display:grid}.service-card{text-align:left;color:#23414c;overflow-wrap:anywhere;background:#fff;border:1px solid #d7e3e6;border-radius:18px;flex-direction:column;align-items:flex-start;gap:8px;min-width:0;padding:20px 16px;text-decoration:none;display:flex}.service-card svg{stroke:#19788d;stroke-width:1.6px;width:32px;height:32px;margin-bottom:6px}.service-card strong{font-size:1.1rem}.service-card span{color:#526f7a;font-size:.85rem}.service-card:disabled{opacity:.8}.dashboard-note{background:#e8f5f7;border-radius:14px;padding:18px;font-size:.9rem}.add-customer{margin-top:24px;display:block}.back-home{margin-top:24px;display:inline-block}.query-panel{margin-top:0}.customer-data{margin:0}.customer-data div+div{border-top:1px solid #d7e3e6;margin-top:16px;padding-top:16px}.customer-data dt{color:#526f7a;font-size:.9rem}.customer-data dd{color:#23414c;white-space:pre-wrap;overflow-wrap:anywhere;margin:4px 0 0;font-size:1.1rem}