:root{--sidebar:#172554;--sidebar2:#1e3a8a;--accent:#2563eb;--bg:#f4f7fb;--text:#172033}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif}
.app-shell{min-height:100vh}.sidebar{position:fixed;inset:0 auto 0 0;width:270px;background:linear-gradient(180deg,var(--sidebar),var(--sidebar2));color:#fff;z-index:1040;display:flex;flex-direction:column;box-shadow:8px 0 28px rgba(15,23,42,.12)}
.brand{display:flex;align-items:center;gap:12px;padding:24px 20px;border-bottom:1px solid rgba(255,255,255,.12)}
.brand-mark{width:44px;height:44px;display:grid;place-items:center;border-radius:13px;background:rgba(255,255,255,.14);font-size:20px}
.brand-title{font-weight:800;line-height:1.2}.brand-subtitle{font-size:.76rem;color:#bfdbfe}
.sidebar-nav{padding:16px 12px;overflow:auto;flex:1}.sidebar-nav a{display:flex;align-items:center;gap:12px;color:#dbeafe;text-decoration:none;padding:11px 13px;border-radius:10px;margin:3px 0;font-size:.94rem}.sidebar-nav a i{width:20px;text-align:center}.sidebar-nav a:hover,.sidebar-nav a.active{color:#fff;background:rgba(255,255,255,.14)}
.nav-heading{font-size:.68rem;text-transform:uppercase;letter-spacing:.12em;color:#93c5fd;padding:18px 13px 6px}.sidebar-footer{padding:14px 20px;font-size:.74rem;color:#bfdbfe;border-top:1px solid rgba(255,255,255,.12)}
.main-content{margin-left:270px;min-height:100vh;display:flex;flex-direction:column}.topbar{height:76px;background:#fff;border-bottom:1px solid #e5e7eb;display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:1020}.content-area{padding:28px;flex:1}.footer{padding:18px 28px;color:#64748b;font-size:.82rem}
.avatar{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:#dbeafe;color:#1d4ed8;font-weight:800}.notif-badge{position:absolute;top:-9px;right:-12px;font-size:.65rem}
.card{border:0;border-radius:15px;box-shadow:0 4px 16px rgba(15,23,42,.06)}.card-header{background:#fff;border-bottom:1px solid #eef2f7;padding:18px 20px;border-radius:15px 15px 0 0!important}.card-body{padding:20px}
.stat-card{overflow:hidden}.stat-icon{width:50px;height:50px;border-radius:14px;display:grid;place-items:center;font-size:20px}.stat-value{font-weight:800;font-size:1.65rem}
.table{vertical-align:middle}.table thead th{font-size:.77rem;text-transform:uppercase;letter-spacing:.04em;color:#64748b;background:#f8fafc;border-bottom-width:1px}.badge{font-weight:600}.btn{border-radius:9px}.form-control,.form-select{border-radius:9px;padding:.65rem .8rem;border-color:#dbe2ea}.form-control:focus,.form-select:focus{border-color:#60a5fa;box-shadow:0 0 0 .2rem rgba(37,99,235,.12)}
.timeline{position:relative;padding-left:28px}.timeline:before{content:"";position:absolute;left:8px;top:5px;bottom:5px;width:2px;background:#e2e8f0}.timeline-item{position:relative;padding-bottom:18px}.timeline-item:before{content:"";position:absolute;left:-25px;top:5px;width:12px;height:12px;border-radius:50%;background:#2563eb;border:3px solid #dbeafe}
.login-page{min-height:100vh;display:grid;grid-template-columns:1.15fr .85fr;background:#fff}.login-visual{padding:64px;display:flex;flex-direction:column;justify-content:center;background:linear-gradient(135deg,#172554,#1d4ed8);color:#fff;position:relative;overflow:hidden}.login-visual:after{content:"";position:absolute;width:460px;height:460px;border-radius:50%;background:rgba(255,255,255,.07);right:-150px;bottom:-180px}.login-panel{display:flex;align-items:center;justify-content:center;padding:38px}.login-card{width:100%;max-width:430px}.login-logo{width:64px;height:64px;border-radius:18px;display:grid;place-items:center;background:#dbeafe;color:#1d4ed8;font-size:27px;margin-bottom:20px}
.sidebar-overlay{display:none}.empty-state{padding:52px 20px;text-align:center;color:#64748b}.empty-state i{font-size:42px;color:#cbd5e1;margin-bottom:14px}
@media(max-width:991.98px){.sidebar{transform:translateX(-100%);transition:.25s}.sidebar.show{transform:translateX(0)}.main-content{margin-left:0}.sidebar-overlay.show{display:block;position:fixed;inset:0;background:rgba(15,23,42,.45);z-index:1030}.content-area{padding:20px}.topbar{padding:0 18px}}
@media(max-width:767.98px){.login-page{grid-template-columns:1fr}.login-visual{display:none}.login-panel{padding:24px}.content-area{padding:16px}.table-responsive{font-size:.87rem}}
@media print{.sidebar,.topbar,.footer,.no-print{display:none!important}.main-content{margin:0}.content-area{padding:0}.card{box-shadow:none}}