:root{--bg:#f5f7fb;--surface:#fff;--ink:#172033;--muted:#687386;--primary:#2356d8;--primary-dark:#173da4;--accent:#0f9f78;--danger:#c9354d;--warning:#9b6400;--line:#e3e8f1;--shadow:0 12px 35px rgba(20,39,74,.08);--radius:16px;font-family:Tahoma,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg)}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-size:14px;line-height:1.75}a{color:var(--primary);text-decoration:none}button,input,select,textarea{font:inherit}.app-shell{min-height:100vh;display:grid;grid-template-columns:250px 1fr;grid-template-rows:68px 1fr;grid-template-areas:"top top" "side main"}.topbar{grid-area:top;display:flex;align-items:center;gap:20px;padding:0 24px;background:#13213c;color:#fff;position:sticky;top:0;z-index:20}.brand{display:flex;align-items:center;gap:12px;color:#fff;font-weight:700}.brand-mark{display:inline-grid;place-items:center;min-width:46px;height:36px;padding:0 10px;border-radius:10px;background:linear-gradient(135deg,#3f78ff,#1db98b);color:#fff;font-weight:800;letter-spacing:.5px}.user-box{margin-right:auto;display:flex;align-items:center;gap:16px}.user-box a{color:#bcd0ff}.sidebar{grid-area:side;background:#fff;border-left:1px solid var(--line);padding:22px 14px;position:sticky;top:68px;height:calc(100vh - 68px);overflow:auto}.sidebar a{display:block;padding:10px 14px;margin:3px 0;border-radius:10px;color:#344056}.sidebar a:hover{background:#edf3ff;color:var(--primary)}.nav-caption{font-size:12px;color:var(--muted);padding:4px 14px 10px}.nav-toggle{display:none;border:0;background:transparent;color:#fff;font-size:24px}.main-content{grid-area:main;padding:28px;min-width:0}.page-header{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:22px}.page-header h1{font-size:24px;margin:0 0 4px}.page-header p{margin:0;color:var(--muted)}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px;margin-bottom:20px}.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:20px}.metric{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px}.metric-label{color:var(--muted);font-size:12px}.metric-value{font-size:24px;font-weight:800;margin-top:6px}.metric-good{color:var(--accent)}.metric-danger{color:var(--danger)}.grid-wrap{overflow:auto;border:1px solid var(--line);border-radius:12px}.data-grid{width:100%;border-collapse:collapse;background:#fff;white-space:nowrap}.data-grid th,.data-grid td{padding:12px 14px;text-align:right;border-bottom:1px solid var(--line)}.data-grid th{background:#f7f9fc;color:#47546a;font-size:12px}.data-grid tr:last-child td{border-bottom:0}.input,select.input,textarea.input{width:100%;border:1px solid #cfd7e5;border-radius:10px;padding:10px 12px;background:#fff;color:var(--ink);outline:none}.input:focus{border-color:#6e94f4;box-shadow:0 0 0 3px rgba(35,86,216,.11)}label{display:block;font-weight:700;margin:12px 0 5px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 18px}.form-actions{display:flex;gap:10px;margin-top:18px}.button{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:10px;padding:10px 18px;cursor:pointer;font-weight:700}.button-primary{background:var(--primary);color:#fff}.button-primary:hover{background:var(--primary-dark);color:#fff}.button-danger{background:var(--danger);color:#fff}.button-secondary{background:#e9eef8;color:#253651}.button-block{width:100%;margin-top:20px}.alert{padding:13px 15px;border-radius:11px;margin:0 0 16px}.alert-error{background:#fff0f2;color:#9f1d35;border:1px solid #f4c1ca}.alert-warning{background:#fff7e4;color:#805300;border:1px solid #f0d692}.alert-success{background:#eafaf4;color:#087255;border:1px solid #b9ead9}.empty-state{text-align:center;padding:36px 18px;color:var(--muted)}.login-body,.status-body{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 20% 20%,#dce8ff 0,transparent 30%),radial-gradient(circle at 80% 80%,#d8f5eb 0,transparent 32%),#f4f7fd}.login-card,.status-card{width:min(100%,430px);background:#fff;border:1px solid var(--line);border-radius:22px;padding:32px;box-shadow:0 25px 70px rgba(29,53,94,.16)}.login-brand{text-align:center;margin-bottom:24px}.login-brand h1{font-size:21px;margin:12px 0 3px}.login-brand p,.form-help{color:var(--muted);font-size:12px}.status-card{text-align:center}.status-code{font-size:52px;font-weight:900;color:var(--primary)}.badge{display:inline-flex;border-radius:999px;padding:3px 9px;font-size:12px;background:#edf2fa;color:#42516a}.badge-success{background:#e4f8f1;color:#087255}.badge-warning{background:#fff3d8;color:#805300}.badge-danger{background:#ffeaee;color:#9f1d35}.split{display:grid;grid-template-columns:1fr 1fr;gap:20px}.terms-box{white-space:pre-wrap;max-height:55vh;overflow:auto;background:#fbfcfe;border:1px solid var(--line);border-radius:12px;padding:20px}.muted{color:var(--muted)}@media(max-width:1000px){.metric-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:760px){.app-shell{display:block}.topbar{height:62px;padding:0 14px}.nav-toggle{display:block}.sidebar{position:fixed;right:-270px;top:62px;width:250px;height:calc(100vh - 62px);z-index:30;transition:right .2s;box-shadow:var(--shadow)}.sidebar.open{right:0}.main-content{padding:18px 14px}.user-box span{display:none}.brand>span:last-child{display:none}.metric-grid,.form-grid,.split{grid-template-columns:1fr}.page-header{display:block}.page-header .button{margin-top:12px}.login-card{padding:24px}}