:root{--ink:#1b2b43;--muted:#78869a;--line:#e5ebf2;--blue:#2878f0;--bg:#f5f7fb}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",Arial,"Microsoft YaHei",sans-serif}
button,input,textarea,select{font:inherit}button,a{cursor:pointer}a{color:#2868c7;text-decoration:none}.top{height:64px;background:#fff;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;padding:0 max(18px,calc((100% - 1100px)/2));position:sticky;top:0;z-index:3}.brand{font-size:17px;font-weight:850;color:#1b2b43}.topnav{display:flex;gap:16px;align-items:center}.topnav button{border:0;background:none;color:#64748b}.wrap{max-width:1100px;margin:34px auto;padding:0 20px}.head{display:flex;justify-content:space-between;align-items:flex-end;gap:15px;margin-bottom:22px}.head h1{font-size:28px;margin:4px 0}.eyebrow{font-size:10px;letter-spacing:2px;color:#9aa6b6;font-weight:800}.muted{color:var(--muted)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 14px;border-radius:9px;border:1px solid #dce4ee;background:white;color:#43536a;font-weight:700;font-size:13px}.btn.primary{background:var(--blue);border-color:var(--blue);color:#fff}.btn.danger{color:#c34b55;border-color:#f0d6d8}.btn.small{padding:7px 10px;font-size:12px}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:18px}.stat,.panel,.form-panel{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px}.stat span{display:block;color:var(--muted);font-size:12px}.stat strong{font-size:26px}.panel{padding:0;overflow:auto}table{border-collapse:collapse;width:100%;min-width:740px}th,td{text-align:left;padding:14px 16px;border-bottom:1px solid #edf0f4;font-size:13px}th{font-size:11px;color:#8a96a8;background:#fafbfd}td small{display:block;color:#8a96a8}.actions{display:flex;gap:6px;align-items:center;flex-wrap:wrap}.status{font-size:11px;padding:3px 8px;border-radius:20px;background:#edf8f0;color:#25804a}.status.off{background:#f1f2f5;color:#808999}.form-panel{max-width:850px}.grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field{margin:13px 0}.field label{display:block;font-size:12px;font-weight:750;margin-bottom:6px}.field input:not([type=checkbox]):not([type=color]),.field textarea{width:100%;border:1px solid #dce4ed;border-radius:8px;padding:10px 11px;outline:none;background:#fff}.field textarea{resize:vertical}.field input:focus,.field textarea:focus{border-color:#8ab1fa;box-shadow:0 0 0 3px #edf4ff}.field input[type=color]{width:100%;height:40px;border:1px solid var(--line);border-radius:8px;background:white}.checkline{display:flex;align-items:center;gap:8px;margin:15px 0}.offers-editor,.button-editor{border:1px solid var(--line);border-radius:11px;padding:13px;margin:14px 0}.itemrow{display:flex;gap:8px;margin:8px 0}.itemrow input{flex:1;min-width:0}.itemrow button{border:0;background:#fff0f0;color:#ba4b52;border-radius:7px;padding:0 10px}.button-card{border:1px solid #e7ecf3;border-radius:10px;padding:12px;margin:10px 0}.button-card .field{margin:7px 0}.form-actions{display:flex;gap:9px;margin-top:22px}.flash{padding:11px 14px;border-radius:9px;background:#fff2e4;color:#925d18;margin-bottom:14px}.flash.good{background:#eaf8ef;color:#267849}.login{max-width:400px;margin:9vh auto;background:#fff;border:1px solid var(--line);border-radius:16px;padding:28px}.login h1{text-align:center}.login .brandmark{margin:0 auto}.brandmark{width:45px;height:45px;border-radius:14px;background:#e8f1ff;color:#276ee0;display:grid;place-items:center;font-weight:900;margin-bottom:12px}.loading{text-align:center;padding:80px;color:#8996a8}.empty{text-align:center;padding:45px;color:#7b899c}.home{min-height:100vh;display:grid;place-items:center;padding:20px}.home-card{text-align:center;background:#fff;border:1px solid var(--line);border-radius:18px;padding:38px;max-width:450px;width:100%;box-shadow:0 14px 40px #22334d0c}.home-card .brandmark{margin:0 auto 14px}.home-card h1{font-size:25px}.home-card p{color:var(--muted)}.primary-link{display:inline-block;background:var(--blue);color:white;padding:11px 18px;border-radius:9px;font-weight:700;margin-top:10px}.toast{padding:11px 14px;background:#eaf8ef;color:#267849;border-radius:8px;margin-bottom:12px}
@media(max-width:680px){.wrap{margin:24px auto;padding:0 13px}.head{align-items:flex-start;flex-direction:column}.stats{gap:7px}.stat{padding:12px}.stat strong{font-size:21px}.grid{grid-template-columns:1fr}.top{padding:0 13px}.topnav{gap:8px}.topnav button{font-size:12px}.login{margin:6vh 14px}}