:root{
  --blue:#0b5ed7;
  --blue-700:#084db4;
  --navy:#0f1d33;
  --navy-2:#0b2347;
  --yellow:#ffc107;
  --bg:#f3f6fb;
  --card:#ffffff;
  --text:#172033;
  --muted:#667085;
  --border:#d7dee9;
  --focus:#ffbf47;
  --sidebar-width:270px;
  --sidebar-collapsed:82px;
  --topbar-height:64px;
}
*{box-sizing:border-box}
html{height:100%;scroll-behavior:smooth}
body{min-height:100%;margin:0;background:var(--bg);color:var(--text);font-size:15px}
a{color:var(--blue)}
.skip-link{position:absolute;left:-999px;top:8px;z-index:9999;background:#fff;color:#000;padding:10px 14px;border-radius:10px;box-shadow:0 8px 24px rgba(0,0,0,.18)}
.skip-link:focus{left:10px;outline:3px solid var(--focus)}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:8px}
.app{min-height:100vh;display:flex}
.sidebar{width:var(--sidebar-width);height:100vh;background:linear-gradient(180deg,var(--navy),var(--navy-2));color:#fff;position:fixed;inset:0 auto 0 0;z-index:1040;display:flex;flex-direction:column;box-shadow:10px 0 30px rgba(16,24,40,.12);transition:width .2s ease,transform .2s ease}
.brand{min-height:82px;display:flex;gap:12px;align-items:center;padding:17px 16px;border-bottom:1px solid rgba(255,255,255,.08)}
.brand-mark{width:52px;height:52px;min-width:52px;border-radius:16px;background:var(--yellow);color:#101827;display:flex;align-items:center;justify-content:center;font-weight:900;text-decoration:none;letter-spacing:-.8px}
.brand-mark:hover{color:#101827;filter:brightness(1.04)}
.brand-title{font-size:20px;font-weight:800;line-height:1.1}.brand small{color:#d8e2f2}.sidebar-close{margin-left:auto;border:0;background:rgba(255,255,255,.12);color:#fff;width:38px;height:38px;border-radius:10px}
.sidebar-nav{padding:12px 10px;overflow-y:auto;overflow-x:hidden;flex:1;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.35) transparent}
.sidebar-nav::-webkit-scrollbar{width:8px}.sidebar-nav::-webkit-scrollbar-thumb{background:rgba(255,255,255,.28);border-radius:10px}
.nav-link,.nav-group-toggle,.submenu-link{min-height:44px;display:flex;align-items:center;gap:12px;width:100%;border:0;text-decoration:none;color:#d8e2f2;background:transparent;border-radius:12px;padding:10px 12px;margin:3px 0;text-align:left;line-height:1.2;transition:background .15s ease,color .15s ease}
.nav-link i,.nav-group-toggle i,.submenu-link i{font-size:18px;min-width:22px;text-align:center}.nav-link:hover,.nav-link.active,.nav-group-toggle:hover,.nav-group-toggle.active,.submenu-link:hover,.submenu-link.active{background:rgba(255,255,255,.12);color:#fff}.nav-link.active,.submenu-link.active{background:linear-gradient(90deg,#0b5ed7,#0d6efd);box-shadow:0 8px 18px rgba(13,110,253,.22)}
.nav-group-label{display:flex;align-items:center;gap:12px;min-width:0}.nav-chevron{margin-left:auto;font-size:14px!important;transition:transform .2s ease}.nav-group-toggle[aria-expanded="true"] .nav-chevron{transform:rotate(180deg)}
.submenu{padding:3px 0 8px 30px}.submenu-link{min-height:38px;font-size:14px;color:#c8d7eb;padding:9px 10px}.submenu-link i{font-size:15px;min-width:18px}.sidebar-footer{padding:12px 16px 18px;border-top:1px solid rgba(255,255,255,.08)}.version-pill{display:flex;align-items:center;gap:8px;color:#d8e2f2;font-size:13px}
.main{margin-left:var(--sidebar-width);width:calc(100% - var(--sidebar-width));min-height:100vh;display:flex;flex-direction:column;transition:margin-left .2s ease,width .2s ease}.topbar{height:var(--topbar-height);background:#fff;border-bottom:1px solid #e5e7eb;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:0 24px;position:sticky;top:0;z-index:1000}.topbar-left,.topbar-user{display:flex;align-items:center;gap:12px}.icon-btn{width:42px;height:42px;border:1px solid var(--border);background:#fff;border-radius:12px;display:flex;align-items:center;justify-content:center;color:#26344d}.icon-btn:hover{background:#f8fafc}.topbar-title small{color:var(--muted);margin-left:4px}.topbar-search{position:relative;flex:1;max-width:460px}.topbar-search i{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:#667085}.topbar-search .form-control{height:42px;border-radius:12px;padding-left:40px;border-color:var(--border)}.user-avatar{width:42px;height:42px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:#0b5ed7;color:#fff;font-weight:800}.user-info{line-height:1.1}.user-info strong{display:block;font-size:14px}.user-info a{font-size:13px;text-decoration:none}
.content{padding:28px;flex:1}.app-footer{display:flex;justify-content:space-between;gap:12px;padding:18px 28px;color:#667085;border-top:1px solid #e5e7eb;background:#fff}.card{border:1px solid rgba(215,222,233,.8);box-shadow:0 8px 24px rgba(16,24,40,.06);border-radius:18px}.metric{padding:22px;border-radius:18px;background:#fff;box-shadow:0 8px 24px rgba(16,24,40,.06);border:1px solid rgba(215,222,233,.7)}.metric .icon{width:44px;height:44px;border-radius:14px;background:#eef4ff;color:#0b5ed7;display:flex;align-items:center;justify-content:center;font-size:22px}.metric h3{margin:8px 0 0;font-size:28px}.table-responsive{border-radius:14px}.table thead th{font-size:12px;text-transform:uppercase;color:#667085;white-space:nowrap}.table td,.table th{vertical-align:middle}.btn{border-radius:10px}.btn-primary{background:#0b5ed7;border-color:#0b5ed7}.btn-primary:hover{background:var(--blue-700);border-color:var(--blue-700)}.form-control,.form-select{border-color:var(--border);border-radius:10px;min-height:38px}.form-label{font-weight:600}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0b2347,#0b5ed7);padding:20px}.login-card{width:420px;max-width:100%;background:#fff;border-radius:24px;padding:30px;box-shadow:0 20px 60px rgba(0,0,0,.25)}
.sidebar-collapsed .sidebar{width:var(--sidebar-collapsed)}.sidebar-collapsed .main{margin-left:var(--sidebar-collapsed);width:calc(100% - var(--sidebar-collapsed))}.sidebar-collapsed .brand-text,.sidebar-collapsed .nav-link span,.sidebar-collapsed .nav-group-label span,.sidebar-collapsed .nav-chevron,.sidebar-collapsed .submenu,.sidebar-collapsed .sidebar-footer{display:none!important}.sidebar-collapsed .brand{justify-content:center;padding-left:10px;padding-right:10px}.sidebar-collapsed .brand-mark{width:50px;height:50px;min-width:50px}.sidebar-collapsed .nav-link,.sidebar-collapsed .nav-group-toggle{justify-content:center;padding-left:8px;padding-right:8px}.sidebar-collapsed .nav-link i,.sidebar-collapsed .nav-group-toggle i{min-width:auto}.sidebar-collapsed .nav-group-toggle{pointer-events:none}
.sidebar-backdrop{display:none;position:fixed;inset:0;background:rgba(15,29,51,.52);z-index:1030}
@media(max-width:991px){.sidebar{transform:translateX(-100%);width:var(--sidebar-width)}.menu-open .sidebar{transform:translateX(0)}.menu-open .sidebar-backdrop{display:block}.main,.sidebar-collapsed .main{margin-left:0;width:100%}.sidebar-collapsed .sidebar{width:var(--sidebar-width)}.sidebar-collapsed .brand-text,.sidebar-collapsed .nav-link span,.sidebar-collapsed .nav-group-label span,.sidebar-collapsed .nav-chevron,.sidebar-collapsed .sidebar-footer{display:block!important}.sidebar-collapsed .submenu{display:block!important}.sidebar-collapsed .nav-link,.sidebar-collapsed .nav-group-toggle{justify-content:flex-start;padding:10px 12px}.sidebar-collapsed .nav-group-toggle{pointer-events:auto}.content{padding:18px}.topbar{padding:0 14px}.app-footer{padding:16px 18px;display:block}.card{border-radius:16px}}
@media(max-height:760px){.brand{min-height:70px}.brand-mark{width:46px;height:46px;min-width:46px;border-radius:14px}.nav-link,.nav-group-toggle{min-height:40px;padding-top:8px;padding-bottom:8px}.submenu-link{min-height:34px;padding-top:7px;padding-bottom:7px}.sidebar-footer{padding-top:8px;padding-bottom:10px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;scroll-behavior:auto!important}}