:root{--blue:#2563eb;--ink:#182230;--muted:#6f7c91;--line:#e8edf5;--canvas:#f4f7fb;--card:#fff;--green:#12b76a;--red:#e5484d}*{box-sizing:border-box}body{margin:0;color:var(--ink);font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;background:var(--canvas)}button,input{font:inherit}.admin-shell{min-height:100vh;display:grid;grid-template-columns:232px 1fr}.admin-sidebar{padding:26px 16px;background:#fff;border-right:1px solid var(--line)}.admin-brand{font-weight:800;font-size:19px;color:var(--blue);padding:8px 12px 28px}.admin-brand small{display:block;color:var(--muted);font-weight:500;font-size:12px;margin-top:6px}.admin-nav{display:grid;gap:6px}.admin-nav button{border:0;background:transparent;text-align:left;padding:12px;border-radius:8px;color:#526074;cursor:pointer}.admin-nav button.active,.admin-nav button:hover{background:#eaf2ff;color:var(--blue);font-weight:700}.admin-main{min-width:0}.admin-top{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 30px;background:#fff;border-bottom:1px solid var(--line)}.admin-user{font-size:14px;color:var(--muted)}.admin-content{padding:26px 30px}.admin-title{margin:0 0 4px;font-size:24px}.admin-subtitle{color:var(--muted);font-size:14px;margin:0 0 22px}.metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:18px}.metric{background:var(--card);border-radius:11px;padding:18px;border:1px solid var(--line);box-shadow:0 4px 18px rgba(35,52,78,.03)}.metric span{display:block;color:var(--muted);font-size:13px}.metric strong{display:block;margin-top:10px;font-size:25px}.admin-card{background:#fff;border:1px solid var(--line);border-radius:11px;padding:18px;margin-top:16px}.admin-card h2{font-size:16px;margin:0 0 16px}.toolbar{display:flex;gap:10px;align-items:center;margin-bottom:16px}.toolbar input{border:1px solid #d7dfeb;border-radius:7px;padding:9px 11px;min-width:260px}.primary,.secondary,.danger{border:0;border-radius:7px;padding:9px 13px;cursor:pointer;font-weight:700}.primary{background:var(--blue);color:#fff}.secondary{background:#edf3ff;color:var(--blue)}.danger{background:#fff0f0;color:var(--red)}.table-wrap{overflow:auto}.admin-table{width:100%;border-collapse:collapse;font-size:13px}.admin-table th{color:#7d899b;font-weight:600;text-align:left;background:#fafbfd}.admin-table th,.admin-table td{padding:12px 10px;border-bottom:1px solid var(--line);white-space:nowrap}.admin-table td.wrap{white-space:normal}.badge{display:inline-block;border-radius:99px;padding:3px 8px;font-size:12px;background:#f0f2f5;color:#697586}.badge.paid,.badge.active,.badge.succeeded,.badge.sent{background:#e7f8ef;color:#087443}.badge.pending,.badge.waiting_user_pay,.badge.processing,.badge.retrying{background:#eef4ff;color:#2563eb}.badge.failed,.badge.dead_letter,.badge.refunded{background:#fff0f0;color:#c73338}.login-wrap{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#edf4ff,#f8fbff)}.login-card{width:min(420px,calc(100vw - 32px));padding:32px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 20px 50px rgba(29,51,84,.10)}.login-card h1{margin:0 0 5px}.login-card p{color:var(--muted);font-size:14px}.login-card label{display:grid;gap:7px;margin:16px 0;color:#445168;font-size:13px;font-weight:700}.login-card input{padding:11px;border:1px solid #d7dfeb;border-radius:7px}.login-card button{width:100%;margin-top:8px}.message{margin-top:14px;color:var(--red);font-size:13px}.muted{color:var(--muted)}@media(max-width:780px){.admin-shell{grid-template-columns:1fr}.admin-sidebar{border-right:0;border-bottom:1px solid var(--line);padding:12px}.admin-brand{padding:6px 8px 12px}.admin-nav{display:flex;overflow:auto}.admin-nav button{white-space:nowrap}.admin-content{padding:18px}.admin-top{padding:0 18px}.metrics{grid-template-columns:1fr 1fr}.toolbar input{min-width:0;width:100%}}