:root{--bg:#f3f7fb;--surface:#fff;--surface-soft:#f8fbfd;--panel:#fff;--text:#182433;--muted:#64748b;--line:#dbe5ee;--cyan:#159fa7;--cyan-soft:#e9f8f8;--blue:#3f6fd8;--blue-soft:#edf3ff;--shadow:0 14px 38px rgba(31,55,78,.10);--radius-sm:11px;--radius-md:18px;--radius-lg:22px}*{box-sizing:border-box}html{min-height:100%;background:var(--bg)}body{margin:0;min-height:100vh;color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:radial-gradient(circle at 84% 0,rgba(63,111,216,.10),transparent 34rem),radial-gradient(circle at 0 38%,rgba(21,159,167,.08),transparent 30rem),var(--bg)}.shell{width:min(1180px,calc(100% - 36px));margin:auto}.topbar{display:flex;align-items:center;justify-content:space-between;padding:26px 0}.brand{display:flex;align-items:center;gap:13px;font-weight:800}.mark{width:42px;height:42px;border:1px solid var(--line);border-radius:13px;display:grid;place-items:center;color:#0c6670;background:linear-gradient(145deg,var(--cyan-soft),var(--blue-soft));box-shadow:0 8px 22px rgba(31,55,78,.08)}.env{padding:7px 11px;border:1px solid rgba(21,159,167,.28);border-radius:999px;background:rgba(255,255,255,.72);color:#087983;font-size:12px;font-weight:800;letter-spacing:.12em}.hero{padding:86px 0 54px;max-width:900px}.eyebrow{color:#087983;font-size:13px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}.hero h1{font-size:clamp(44px,7vw,82px);line-height:.98;letter-spacing:-.045em;margin:18px 0 24px}.hero p{max-width:760px;font-size:clamp(18px,2vw,23px);line-height:1.55;color:var(--muted);margin:0}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;padding:28px 0 80px}.card{position:relative;min-height:190px;padding:26px;border:1px solid var(--line);border-radius:var(--radius-lg);background:linear-gradient(145deg,var(--surface),var(--surface-soft));box-shadow:var(--shadow);overflow:hidden}.card:before{content:"";position:absolute;width:110px;height:3px;left:26px;top:0;background:linear-gradient(90deg,var(--cyan),var(--blue));border-radius:4px}.card h2{font-size:19px;margin:8px 0 12px}.card p{margin:0;color:var(--muted);line-height:1.6}.foot{border-top:1px solid var(--line);padding:25px 0 35px;color:var(--muted);font-size:13px}.login-wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:42px;align-items:center;padding:58px 0 90px}.login-copy h1{font-size:clamp(42px,6vw,72px);line-height:1;letter-spacing:-.04em;margin:16px 0 22px}.login-copy p,.hint{color:var(--muted);line-height:1.6}.login-card{padding:30px;border:1px solid var(--line);border-radius:var(--radius-lg);background:rgba(255,255,255,.94);box-shadow:var(--shadow)}.login-card h2{margin:0 0 8px}.field{display:grid;gap:8px;margin:18px 0}.field label{font-size:13px;font-weight:700;color:#526174}.field input{width:100%;padding:13px 14px;border-radius:var(--radius-sm);border:1px solid #cfdbe6;background:#fff;color:var(--text);font:inherit;outline:none}.field input:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(21,159,167,.12)}.button{display:inline-flex;width:100%;justify-content:center;align-items:center;padding:13px 18px;border:0;border-radius:var(--radius-sm);background:linear-gradient(90deg,var(--cyan),var(--blue));color:#fff;font-weight:800;font:inherit;cursor:pointer;opacity:1}.status-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;padding:24px 0}.status-card{padding:24px;border:1px solid var(--line);border-radius:var(--radius-md);background:rgba(255,255,255,.92);box-shadow:0 10px 28px rgba(31,55,78,.07)}.status-ok{display:inline-flex;align-items:center;gap:8px;color:#087983;font-weight:800}.dot{width:9px;height:9px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(21,159,167,.12)}.meta{font-size:13px;color:var(--muted);margin-top:10px}.notice{margin-top:18px;padding:13px 15px;border:1px solid var(--line);border-radius:12px;background:rgba(255,255,255,.58);color:var(--muted);font-size:13px}@media(max-width:760px){.hero{padding-top:58px}.grid,.login-wrap,.status-grid{grid-template-columns:1fr}.card{min-height:0}.login-wrap{gap:24px}}.app-body{background:var(--bg)}.app-shell{min-height:100vh;display:grid;grid-template-columns:278px 1fr}.sidebar{position:sticky;top:0;height:100vh;display:flex;flex-direction:column;background:linear-gradient(180deg,#173f73 0%,#1e5a96 52%,#164676 100%);border-right:1px solid rgba(16,52,91,.24);box-shadow:8px 0 28px rgba(31,55,78,.10);color:#fff}.sidebar-brand{display:flex;align-items:center;gap:12px;padding:22px 20px;border-bottom:1px solid rgba(255,255,255,.14)}.sidebar-brand>div:last-child{display:grid;gap:2px}.sidebar-brand small{font-size:11px;color:#bcd4ed;letter-spacing:.06em}.workspace-user small{font-size:11px;color:var(--muted);letter-spacing:.06em}.sidebar-nav{padding:14px 10px;overflow:auto}.nav-group{margin:2px 0}.nav-item{width:100%;display:grid;grid-template-columns:25px 1fr auto;align-items:center;gap:9px;padding:10px 11px;border:0;border-radius:10px;background:transparent;color:#e8f2fb;text-decoration:none;text-align:left;font:inherit;font-size:14px;font-weight:700;cursor:pointer}.nav-item:hover,.nav-item.active,.nav-group.open>.nav-item{background:linear-gradient(90deg,#2f7bc2,#4b8fce);color:#fff;box-shadow:0 6px 18px rgba(7,39,75,.16)}.nav-icon{display:grid;place-items:center;width:23px;height:23px;color:#c9ddf1}.nav-arrow{font-size:20px;color:#c9ddf1;transition:transform .18s ease}.nav-group.open>.nav-item .nav-arrow{transform:rotate(90deg)}.nav-children{display:grid;margin:4px 0 7px 43px;border-left:1px solid rgba(255,255,255,.22);padding-left:11px}.nav-children[hidden]{display:none}.nav-children a{padding:7px 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88px);display:grid;place-items:center}.empty-panel{max-width:620px;text-align:center;padding:50px 38px;border:1px dashed #c8d6e2;border-radius:var(--radius-lg);background:rgba(255,255,255,.55)}.empty-mark{display:grid;place-items:center;width:54px;height:54px;margin:0 auto 20px;border-radius:16px;background:linear-gradient(145deg,var(--cyan-soft),var(--blue-soft));color:#087983;font-weight:900}.empty-panel h2{margin:0 0 10px;font-size:24px}.empty-panel p{margin:0;color:var(--muted);line-height:1.65}@media(max-width:900px){.app-shell{grid-template-columns:220px 1fr}.sidebar-brand{padding:18px 14px}.workspace-head,.dashboard-empty{padding-left:20px;padding-right:20px}}@media(max-width:680px){.app-shell{display:block}.sidebar{position:relative;width:100%;height:auto}.sidebar-nav{max-height:42vh}.workspace-user{display:none}}.sidebar .mark{border-color:rgba(255,255,255,.22);background:rgba(255,255,255,.12);color:#fff;box-shadow:none}.sidebar-brand strong{color:#fff}