:root{
 --brand:#2679AD;--brand-dark:#1F6693;--brand-light:#EAF4FB;
 --text:#172033;--muted:#6B7280;--border:#DCE3EA;--bg:#F5F7FA;--card:#fff;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
.app-navbar{background:var(--brand);box-shadow:0 2px 10px rgba(31,102,147,.18)}
.app-navbar .navbar-brand,.app-navbar .nav-link{color:rgba(255,255,255,.92)!important}
.app-navbar .navbar-brand{font-weight:700}
.app-navbar .nav-link{padding:.95rem 1rem!important;position:relative;font-weight:500}
.app-navbar .nav-link:hover,.app-navbar .nav-link.active{color:#fff!important}
.app-navbar .nav-link.active::after{content:"";position:absolute;left:.8rem;right:.8rem;bottom:0;height:3px;border-radius:3px 3px 0 0;background:#fff}
.page-shell{max-width:1180px;margin:0 auto;padding:32px 20px 48px}
.page-header{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:22px}
.page-title{margin:0;font-size:clamp(1.6rem,2vw,2rem);font-weight:750;letter-spacing:-.02em}
.page-subtitle{margin:6px 0 0;color:var(--muted)}
.card-app{background:var(--card);border:1px solid rgba(220,227,234,.95);border-radius:16px;box-shadow:0 8px 30px rgba(17,32,51,.06)}
.card-app .card-body{padding:24px}
.form-label{font-weight:650;color:#263244;margin-bottom:7px}
.form-control,.form-select{border:1px solid var(--border);border-radius:10px;min-height:46px;box-shadow:none!important}
.form-control:focus,.form-select:focus{border-color:var(--brand);box-shadow:0 0 0 .2rem rgba(38,121,173,.12)!important}
textarea.form-control{min-height:112px}
.btn-brand{background:var(--brand);border-color:var(--brand);color:#fff;border-radius:10px;font-weight:650;padding:.66rem 1.1rem}
.btn-brand:hover,.btn-brand:focus{background:var(--brand-dark);border-color:var(--brand-dark);color:#fff}
.btn-soft{background:#fff;color:var(--brand);border:1px solid #B8D2E3;border-radius:10px;font-weight:600}
.btn-soft:hover{background:var(--brand-light);color:var(--brand-dark);border-color:var(--brand)}
.quick-time{border:1px solid #CBD5E1;background:#fff;color:#334155;border-radius:999px;padding:.58rem 1rem;font-weight:650;transition:.16s ease}
.quick-time:hover{border-color:var(--brand);color:var(--brand);background:#F4F9FC}
.quick-time.active-time{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:0 5px 12px rgba(38,121,173,.18)}
.choice-chip{display:inline-flex;align-items:center;gap:8px;border:1px solid #CBD5E1;border-radius:999px;padding:.58rem .95rem;background:#fff;color:#334155;font-weight:650;cursor:pointer;user-select:none;transition:.16s ease}
.choice-chip input{position:absolute;opacity:0;pointer-events:none}
.choice-chip.active{background:var(--brand-light);border-color:var(--brand);color:var(--brand)}
.badge-brand{display:inline-flex;align-items:center;background:var(--brand-light);color:var(--brand-dark);border:1px solid #C7DDEB;border-radius:999px;padding:.28rem .62rem;font-weight:650;font-size:.8rem}
.stat-card{background:#fff;border:1px solid var(--border);border-radius:14px;padding:18px 20px;height:100%}
.stat-label{color:var(--muted);font-size:.9rem;margin-bottom:6px}
.stat-value{font-size:1.55rem;font-weight:760;color:var(--text)}
.table-app{margin:0}
.table-app thead th{background:#F8FAFC;color:#475569;font-size:.82rem;text-transform:uppercase;letter-spacing:.035em;border-bottom:1px solid var(--border);white-space:nowrap}
.table-app td,.table-app th{padding:.9rem 1rem;vertical-align:middle}
.table-app tbody tr:hover{background:#FBFDFF}
.section-title{font-size:1rem;font-weight:750;margin-bottom:14px}
.alert{border-radius:12px}
.filter-card{padding:18px;margin-bottom:18px}
.empty-state{text-align:center;padding:46px 20px;color:var(--muted)}
@media(max-width:768px){.page-shell{padding:22px 14px 36px}.page-header{flex-direction:column}.card-app .card-body{padding:18px}.app-navbar .nav-link.active::after{display:none}}