:root{--background:#f5f7f4;--panel:#fff;--text:#1e2a24;--muted:#65736c;--line:#dce3df;--primary:#1d6f5f;--primary-dark:#145347;--primary-soft:#e4f2ee;--danger-bg:#fff0ed;--danger-text:#9b2c1f;--shadow:0 18px 45px #1c332b1f}*{box-sizing:border-box}html{background:var(--background);min-height:100%}body{min-height:100vh;color:var(--text);margin:0;font-family:Arial,Microsoft YaHei,PingFang SC,sans-serif}a{color:inherit}.page-shell{flex-direction:column;justify-content:center;gap:18px;width:min(100%,560px);min-height:100vh;margin:0 auto;padding:44px 18px 28px;display:flex}.query-panel{border:1px solid var(--line);background:var(--panel);width:100%;box-shadow:var(--shadow);border-radius:8px;padding:34px}.brand-mark{background:var(--primary-soft);width:44px;height:44px;color:var(--primary-dark);border-radius:8px;place-items:center;font-size:22px;font-weight:700;display:grid}h1{letter-spacing:0;margin:22px 0 10px;font-size:30px;line-height:1.2}.page-description,.page-footer{color:var(--muted);margin:0;font-size:15px;line-height:1.7}.page-footer{text-align:center}.query-form{gap:18px;margin-top:28px;display:grid}.query-form label{gap:8px;font-size:15px;font-weight:700;display:grid}.query-form input{border:1px solid var(--line);width:100%;min-height:48px;color:var(--text);font:inherit;background:#fbfcfb;border-radius:6px;outline:none;padding:12px 13px;font-weight:400;transition:border-color .15s,box-shadow .15s,background .15s}.query-form input:focus{border-color:var(--primary);background:#fff;box-shadow:0 0 0 3px #1d6f5f24}.query-form button,.result-actions a{min-height:48px;font:inherit;cursor:pointer;border:0;border-radius:6px;justify-content:center;align-items:center;padding:12px 16px;font-weight:700;text-decoration:none;display:inline-flex}.query-form button{background:var(--primary);color:#fff;width:100%;margin-top:2px}.query-form button:hover:not(:disabled){background:var(--primary-dark)}.query-form button:disabled{cursor:not-allowed;opacity:.55}.notice{border-radius:6px;padding:13px 14px;font-size:14px;line-height:1.6}.notice-error{background:var(--danger-bg);color:var(--danger-text)}.result-box{background:#f4fbf8;border:1px solid #b8d8cd;border-radius:8px;gap:16px;padding:18px;display:grid}.result-heading{color:var(--primary-dark);font-size:18px;font-weight:800}.result-box dl{gap:12px;margin:0;display:grid}.result-box dl>div{gap:4px;display:grid}.result-box dt{color:var(--muted);font-size:13px}.result-box dd{overflow-wrap:anywhere;margin:0;font-size:15px;font-weight:700}.result-actions{grid-template-columns:1fr 1fr;gap:10px;display:grid}.result-actions a:first-child{background:var(--primary);color:#fff}.result-actions a:last-child{border:1px solid var(--primary);color:var(--primary-dark);background:#fff}@media (max-width:520px){.page-shell{justify-content:flex-start;padding:22px 12px 20px}.query-panel{padding:24px 18px}h1{font-size:26px}.result-actions{grid-template-columns:1fr}}