/* MultiGestión – Hoja de estilos principal */
:root {
    --azul:   #0B3C7A;
    --naranja:#F28C18;
    --gris:   #5B6573;
    --gris-cl:#f0f2f5;
    --blanco: #ffffff;
    --texto:  #1a1a2e;
    --borde:  #d1d5db;
    --sidebar-w: 220px;
    --topbar-h:  52px;
    --danger:  #dc2626;
    --success: #16a34a;
    --warning: #d97706;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: 'Segoe UI', system-ui, sans-serif;
    font-size: 14px;
    color: var(--texto);
    background: var(--gris-cl);
}

/* ── LAYOUT ── */
.app-wrapper { display: flex; flex-direction: column; min-height: 100vh; }

.topbar {
    position: fixed; top: 0; left: 0; right: 0;
    height: var(--topbar-h);
    background: var(--azul);
    color: var(--blanco);
    display: flex; align-items: center; padding: 0 1rem; gap: 1rem;
    z-index: 100;
    box-shadow: 0 2px 6px rgba(0,0,0,.25);
}
.topbar-brand { flex-shrink: 0; }
.topbar-brand img { display: block; }
.topbar-sede { flex: 1; font-size: 13px; color: #c8d8f0; }
.topbar-sede .sede-label small { opacity: .7; }
.topbar-user { font-size: 13px; white-space: nowrap; }
.topbar-user a { color: var(--naranja); text-decoration: none; }
.topbar-user a:hover { text-decoration: underline; }

.app-body {
    display: flex;
    margin-top: var(--topbar-h);
    min-height: calc(100vh - var(--topbar-h));
}

/* ── SIDEBAR ── */
.sidebar {
    width: var(--sidebar-w);
    flex-shrink: 0;
    background: var(--azul);
    padding: 1rem 0;
    min-height: 100%;
}

.nav-menu { list-style: none; }
.nav-menu li a {
    display: block;
    padding: .55rem 1.2rem;
    color: #c8d8f0;
    text-decoration: none;
    font-size: 13px;
    transition: background .15s, color .15s;
}
.nav-menu li a:hover,
.nav-menu li.active a {
    background: rgba(255,255,255,.12);
    color: var(--blanco);
}
.nav-menu .nav-group {
    padding: .8rem 1.2rem .25rem;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--naranja);
}

/* ── CONTENIDO ── */
.main-content {
    flex: 1;
    padding: 1.5rem;
    max-width: 1200px;
}

.page-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.page-header h2 { font-size: 1.25rem; color: var(--azul); }

.badge-sede {
    font-size: 11px;
    background: var(--azul);
    color: var(--blanco);
    padding: .2rem .6rem;
    border-radius: 99px;
}

/* ── TARJETAS ── */
.card {
    background: var(--blanco);
    border: 1px solid var(--borde);
    border-radius: 8px;
    padding: 1.25rem;
    margin-bottom: 1.25rem;
}
.card-title {
    font-size: .95rem;
    font-weight: 600;
    color: var(--azul);
    margin-bottom: .75rem;
    padding-bottom: .5rem;
    border-bottom: 2px solid var(--naranja);
}

/* ── DASHBOARD ── */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1rem;
}
.dash-card {
    background: var(--blanco);
    border: 1px solid var(--borde);
    border-radius: 8px;
    padding: 1.5rem 1rem;
    text-align: center;
    transition: box-shadow .2s;
}
.dash-card:hover { box-shadow: 0 4px 12px rgba(11,60,122,.1); }
.dash-card-icon { font-size: 2rem; margin-bottom: .5rem; }
.dash-card-label { font-weight: 600; color: var(--azul); }
.dash-card-sub { font-size: 12px; color: var(--gris); margin-top: .25rem; }

/* ── FORMULARIOS ── */
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; margin-bottom: .3rem; font-weight: 500; font-size: 13px; }
.form-control {
    width: 100%;
    padding: .45rem .65rem;
    border: 1px solid var(--borde);
    border-radius: 5px;
    font-size: 14px;
    transition: border-color .15s;
    background: var(--blanco);
}
.form-control:focus {
    outline: none;
    border-color: var(--azul);
    box-shadow: 0 0 0 3px rgba(11,60,122,.08);
}
.form-control.is-invalid { border-color: var(--danger); }

/* ── BOTONES ── */
.btn {
    display: inline-flex; align-items: center; gap: .35rem;
    padding: .45rem 1rem;
    border: none; border-radius: 5px;
    font-size: 13px; font-weight: 500;
    cursor: pointer; text-decoration: none;
    transition: opacity .15s, box-shadow .15s;
}
.btn:hover { opacity: .88; }
.btn-primary  { background: var(--azul);   color: var(--blanco); }
.btn-secondary{ background: var(--gris);   color: var(--blanco); }
.btn-warning  { background: var(--naranja);color: var(--blanco); }
.btn-danger   { background: var(--danger); color: var(--blanco); }
.btn-success  { background: var(--success);color: var(--blanco); }
.btn-sm { padding: .3rem .65rem; font-size: 12px; }
.btn-block { width: 100%; justify-content: center; }

/* ── ALERTAS ── */
.alert {
    padding: .7rem 1rem; border-radius: 5px;
    margin-bottom: 1rem; font-size: 13px;
}
.alert-danger  { background: #fef2f2; border: 1px solid #fecaca; color: var(--danger); }
.alert-success { background: #f0fdf4; border: 1px solid #bbf7d0; color: var(--success); }
.alert-warning { background: #fffbeb; border: 1px solid #fde68a; color: var(--warning); }
.alert-info    { background: #eff6ff; border: 1px solid #bfdbfe; color: var(--azul); }

/* ── TABLAS ── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: .55rem .75rem; border-bottom: 1px solid var(--borde); text-align: left; }
th { background: var(--azul); color: var(--blanco); font-weight: 600; white-space: nowrap; }
tr:hover td { background: #f8faff; }
td.num, th.num { text-align: right; }
td.center { text-align: center; }

/* ── LOGIN ── */
.login-body {
    background: linear-gradient(135deg, var(--azul) 0%, #1a5fb4 100%);
    min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
}
.login-card {
    background: var(--blanco);
    padding: 2.5rem 2rem;
    border-radius: 12px;
    width: 100%; max-width: 380px;
    box-shadow: 0 8px 32px rgba(0,0,0,.2);
}
.login-logo { text-align: center; margin-bottom: 1.25rem; }
.login-title {
    text-align: center; font-size: 1.1rem;
    color: var(--azul); margin-bottom: 1.5rem;
}

/* ── UTILIDADES ── */
.text-right  { text-align: right; }
.text-center { text-align: center; }
.text-muted  { color: var(--gris); font-size: 12px; }
.mt-1 { margin-top: .5rem; }
.mt-2 { margin-top: 1rem; }
.mb-1 { margin-bottom: .5rem; }
.mb-2 { margin-bottom: 1rem; }
.d-flex { display: flex; }
.gap-1  { gap: .5rem; }
.gap-2  { gap: 1rem; }
.flex-1 { flex: 1; }
.fw-bold { font-weight: 700; }

/* ── IMPRESIÓN ── */
@media print {
    .sidebar, .topbar, .btn, .no-print { display: none !important; }
    .main-content { padding: 0; }
    body { background: white; }
}