:root{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:#193638;background:#f2f6f4;font-synthesis:none;color-scheme:light}*{box-sizing:border-box}body{margin:0}main{max-width:640px;margin:auto;padding:32px 24px 28px}header{display:flex;align-items:center;justify-content:space-between;margin-bottom:44px}.eyebrow{font-size:12px;font-weight:700;letter-spacing:2px;color:#33746b}.web-label{font-size:12px;background:#e1ebe6;padding:6px 12px;border-radius:20px}.intro{margin-bottom:28px}h1{font-size:34px;line-height:1.25;letter-spacing:-1px;margin:0 0 15px}p{line-height:1.75;margin:0}.intro p{color:#57706c;font-size:16px}.panel{background:white;border:1px solid #dde7e2;border-radius:22px;padding:25px;box-shadow:0 10px 32px #143d2d05}h2{font-size:16px;margin:0 0 17px}button{font:inherit;cursor:pointer;min-height:48px;border:1px solid #d7e1dc;color:#284a45;border-radius:10px;background:white;padding:12px 14px;touch-action:manipulation}button:focus-visible,a:focus-visible{outline:3px solid #dc9c36;outline-offset:3px}button:disabled{cursor:default;opacity:.48}.hint{font-size:12px;color:#74847f;margin-top:12px}.actions{display:grid;gap:10px;margin-top:24px}.actions .primary{background:#245d4c;border-color:#245d4c;color:white;display:flex;justify-content:space-between;align-items:center}.primary span{font-size:23px}#status{font-size:13px;margin-top:17px;color:#657870;min-height:24px;overflow-wrap:anywhere}.open{display:block;margin-top:10px;color:#1d644c;font-weight:600;padding:10px 0}.open[hidden]{display:none}.lines{margin-top:28px;padding:0 6px}.line{display:flex;align-items:center;justify-content:space-between;gap:14px;border-bottom:1px solid #dce5df;padding:14px 0;font-size:14px}.line small{color:#627970;font-size:12px;white-space:nowrap}.empty{font-size:14px;color:#657870;padding:8px 0}footer{font-size:12px;text-align:center;color:#73867c;margin:32px 0 0;line-height:1.85}@media(max-width:360px){main{padding:24px 16px}.panel{padding:19px}h1{font-size:30px}}@media(prefers-reduced-motion:no-preference){button{transition:background .15s,border-color .15s}}

[hidden]{display:none!important}.tools{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.tools button{min-height:44px;padding:8px 12px;font-size:13px}.mirrors{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}.mirrors a{padding:10px 12px;background:white;border:1px solid #dce5df;border-radius:9px;color:#245d4c;font-size:14px;text-decoration:none}summary{cursor:pointer;padding:10px 0;font-size:14px}#selected{margin-bottom:4px}#status{margin-top:6px}button:disabled{opacity:.6}