:root{color-scheme:light dark;--bg:#f4f5f8;--card:#fff;--text:#172126;--muted:#69777c;--line:#e4e8eb;--accent:#087d68;--soft:#e6f5ee}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.6 -apple-system,BlinkMacSystemFont,"PingFang SC",sans-serif}header{padding:22px 5vw;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:26px;background:var(--card)}.brand{font-size:32px;font-weight:800;color:var(--text);text-decoration:none;letter-spacing:-2px}.brand span{color:var(--accent)}header small{display:block;color:var(--muted);font-size:12px}header button{margin-left:auto}main{max-width:1220px;margin:40px auto;padding:0 24px;min-height:70vh}h1{font-size:36px;line-height:1.2;letter-spacing:-1px;margin:8px 0 18px}h2{font-size:20px;margin:0 0 14px}.eyebrow{font-size:11px;letter-spacing:2px;font-weight:750;color:var(--accent)}.muted{color:var(--muted);font-size:13px}.welcome{max-width:680px;padding:44px 0}.welcome h1{font-size:58px;line-height:1.3}.welcome button{margin:18px 0}.grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.card{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:28px}.heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:24px}.heading p{color:var(--muted)}label{display:block;margin:16px 0;font-weight:600;font-size:13px}input{display:block;width:100%;background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:12px 14px;color:var(--text);font:inherit;margin-top:7px}input:focus{outline:2px solid var(--accent);outline-offset:2px}input[readonly]{color:var(--muted)}button{font:inherit;border:1px solid var(--line);background:var(--card);color:var(--text);border-radius:10px;padding:10px 18px;cursor:pointer}button.primary{background:var(--accent);border-color:var(--accent);color:white}button:disabled{opacity:.5;cursor:wait}.check{display:flex;gap:10px;align-items:center}.check input{width:18px;height:18px;margin:0;accent-color:var(--accent)}.product{display:flex;justify-content:space-between;gap:12px;margin-top:22px}.product span{color:var(--accent);font-weight:700}code{font-size:12px;color:var(--muted)}.users{margin-top:24px}#search{display:flex;align-items:center;gap:8px}#search input{margin:0}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;text-align:left;white-space:nowrap}td,th{padding:16px 12px;border-bottom:1px solid var(--line)}th{font-size:12px;color:var(--muted)}td small{display:block;color:var(--muted)}.badge{display:inline-block;border-radius:8px;background:var(--soft);padding:3px 9px;color:var(--accent);font-size:12px}#message{color:var(--accent);min-height:24px}footer{padding:30px;text-align:center;color:var(--muted);font-size:12px}[hidden]{display:none!important}@media(prefers-color-scheme:dark){:root{--bg:#111413;--card:#1b211f;--text:#e6eeea;--muted:#9aa9a1;--line:#303b34;--accent:#62d6ad;--soft:#243e32}button.primary{color:#10281d}}@media(max-width:760px){.grid{grid-template-columns:1fr}.heading{align-items:flex-start;flex-direction:column}.welcome h1{font-size:44px}.card{padding:20px}main{padding:0 16px}.users{padding:16px}header{padding:16px 20px}}

.codes{margin-top:24px}.code-form{display:flex;gap:16px;align-items:end;flex-wrap:wrap}.code-form label:first-child{max-width:120px}.code-form label:nth-child(2){flex:1;min-width:200px}.code-form button{margin-bottom:14px}.codes textarea{width:100%;box-sizing:border-box;resize:vertical;padding:14px;border:1px solid var(--line,#d9e0e6);border-radius:12px;font:14px/1.8 ui-monospace,monospace;background:transparent;color:inherit}.code-actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin:12px 0}.code-history{margin-top:24px}.code-history form{display:flex;gap:8px}.code-history select{font:inherit;padding:10px;border-radius:10px;border:1px solid #d9e0e6;background:transparent;color:inherit}.codes .notice{font-size:14px;color:var(--muted,#67766f)}