:root{--bg:#f6f7f9;--panel:#fff;--text:#111827;--muted:#6b7280;--line:#e5e7eb;--accent:#111827;--green:#16a34a;--red:#dc2626;--amber:#d97706;--radius:14px}*{box-sizing:border-box}body{margin:0;font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;background:var(--bg);color:var(--text);font-size:14px}.shell{display:flex;min-height:100vh}.sidebar{width:228px;background:#fff;border-right:1px solid var(--line);padding:22px 14px;position:fixed;inset:0 auto 0 0;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:11px;padding:4px 8px 20px}.brand-mark{width:36px;height:36px;border-radius:10px;background:#111827;color:#fff;display:grid;place-items:center;font-weight:800}.brand b{display:block;font-size:14px}.brand span{display:block;color:var(--muted);font-size:11px;margin-top:3px}.sidebar nav{display:flex;flex-direction:column;gap:3px}.sidebar nav a{color:#4b5563;text-decoration:none;padding:9px 11px;border-radius:9px}.sidebar nav a:hover,.sidebar nav a.active{background:#f3f4f6;color:#111827;font-weight:600}.sidebar-foot{margin-top:auto;padding:8px}.linkbtn{border:0;background:none;color:#6b7280;padding:0;cursor:pointer}.main{margin-left:228px;width:calc(100% - 228px)}.topbar{height:94px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:20px 34px}.topbar h1{font-size:22px;margin:0 0 5px}.topbar p{margin:0;color:var(--muted);font-size:13px}.pill{border:1px solid var(--line);border-radius:99px;padding:5px 10px;font-size:12px;color:#4b5563}.content{padding:28px 34px 60px;max-width:1500px}.stats{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;margin-bottom:20px}.stat,.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 1px 2px rgba(0,0,0,.02)}.stat{padding:18px}.stat span{display:block;color:var(--muted);font-size:12px}.stat b{display:block;font-size:26px;margin-top:8px}.card{padding:20px;margin-bottom:18px}.card h3{margin:0 0 16px;font-size:15px}.card-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.card-head h3{margin:0}.card-head a{color:#4b5563;text-decoration:none;font-size:12px}.grid2{display:grid;grid-template-columns:2fr 1fr;gap:18px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th{font-weight:500;color:var(--muted);text-align:left;font-size:12px;padding:11px 10px;border-bottom:1px solid var(--line)}td{padding:12px 10px;border-bottom:1px solid #f0f1f3;vertical-align:middle}td small{display:block;color:var(--muted);margin-top:3px}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}.badge{display:inline-block;border:1px solid var(--line);background:#f9fafb;padding:3px 7px;border-radius:99px;font-size:11px}.badge.sent{color:var(--green);background:#f0fdf4}.badge.failed_permanent,.badge.blocked{color:var(--red);background:#fef2f2}.badge.retry_wait{color:var(--amber);background:#fffbeb}.event{display:grid;grid-template-columns:1fr 1.4fr auto;gap:8px;padding:11px 0;border-bottom:1px solid #f0f1f3}.event span{color:var(--muted)}.event em{font-style:normal;font-size:11px}.empty,.empty-block{text-align:center;color:#9ca3af;padding:26px}.empty-block{border:1px dashed var(--line);border-radius:10px}.footnote{font-size:11px;color:#9ca3af;margin-top:20px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 16px}.form-grid .span2{grid-column:span 2}.stack{display:flex;flex-direction:column;gap:14px}label{display:flex;flex-direction:column;gap:6px;font-size:12px;color:#4b5563}input,textarea,select{width:100%;border:1px solid #d1d5db;background:#fff;border-radius:9px;padding:9px 10px;font:inherit;color:var(--text);outline:none}input:focus,textarea:focus,select:focus{border-color:#9ca3af;box-shadow:0 0 0 3px #f3f4f6}textarea{min-height:72px;resize:vertical}.check{flex-direction:row;align-items:center}.check input{width:auto}.primary,button{border:1px solid #d1d5db;background:#fff;color:#111827;border-radius:9px;padding:8px 12px;cursor:pointer}.primary{background:#111827;color:#fff;border-color:#111827}.dangerbtn{background:#dc2626;color:white;border-color:#dc2626}.actions{display:flex;gap:6px}.actions form{display:inline}.alert{padding:12px 14px;border-radius:10px;margin-bottom:16px;border:1px solid var(--line)}.alert.success{background:#f0fdf4;color:#166534}.alert.danger{background:#fef2f2;color:#991b1b}.alert.warning{background:#fffbeb;color:#92400e}.secretbox{font-family:ui-monospace,monospace;margin-top:9px;padding:10px;background:#fff;border-radius:8px;word-break:break-all}.risk-switch{display:flex;justify-content:space-between;align-items:center}.risk-switch h3{margin-bottom:4px}.muted{color:var(--muted)}.auth-body{min-height:100vh;display:grid;place-items:center;padding:24px;background:#f5f6f8}.auth-card{width:min(420px,100%);background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px;box-shadow:0 14px 40px rgba(17,24,39,.06)}.auth-card h2{margin:10px 0 6px}.auth-brand{padding-left:0}.center{text-align:center}.center .brand-mark{margin:auto}.large{width:50px;height:50px;font-size:20px}.qr{width:220px;max-width:80%;margin:18px auto;display:block;border:1px solid var(--line);border-radius:12px;padding:10px}.tiny{font-size:11px;color:#9ca3af}@media(max-width:1100px){.stats{grid-template-columns:repeat(3,1fr)}.grid2{grid-template-columns:1fr}}@media(max-width:760px){.sidebar{width:70px;padding:16px 8px}.brand div:not(.brand-mark){display:none}.brand{justify-content:center;padding:0 0 18px}.sidebar nav a{font-size:0;text-align:center}.sidebar nav a:after{content:'•';font-size:18px}.main{margin-left:70px;width:calc(100% - 70px)}.topbar{padding:18px;height:auto}.content{padding:18px}.stats{grid-template-columns:repeat(2,1fr)}.form-grid{grid-template-columns:1fr}.form-grid .span2{grid-column:span 1}}