/* ============================================================
   SISTEMA DE DISEÑO — Plataforma de Concientización en
   Ciberseguridad. Paleta índigo/violeta corporativa con acento
   cian ("seguro") y colores semánticos. Totalmente responsive.
   Este archivo centraliza tokens y componentes; se carga después
   de Bootstrap para ganar la cascada.
   ============================================================ */

:root {
    /* --- Marca (índigo -> violeta) --- */
    --brand-950: #1e1b4b;
    --brand-900: #2d1b69;
    --brand-800: #4c1d95;
    --brand-700: #5b21b6;
    --brand-600: #6d28d9;
    --brand-500: #7c3aed; /* primario */
    --brand-400: #8b5cf6;
    --brand-300: #a855f7;
    --brand-200: #c4b5fd;
    --brand-100: #ede9fe;

    /* --- Acento "seguridad" (cian/teal) --- */
    --accent-600: #0891b2;
    --accent-500: #06b6d4;
    --accent-400: #22d3ee;

    /* --- Semánticos --- */
    --success: #10b981;
    --success-dark: #059669;
    --warning: #f59e0b;
    --danger: #ef4444;
    --danger-dark: #dc2626;
    --info: #3b82f6;

    /* --- Neutros (slate) --- */
    --slate-50: #f8fafc;
    --slate-100: #f1f5f9;
    --slate-200: #e2e8f0;
    --slate-300: #cbd5e1;
    --slate-400: #94a3b8;
    --slate-500: #64748b;
    --slate-600: #475569;
    --slate-700: #334155;
    --slate-800: #1e293b;
    --slate-900: #0f172a;

    /* --- Superficies / fondo --- */
    --bg: #f4f5fb;
    --surface: #ffffff;
    --surface-alt: #f8fafc;
    --text: #1e293b;
    --text-muted: #64748b;
    --border: #e2e8f0;

    /* --- Gradientes --- */
    --grad-brand: linear-gradient(135deg, #1e1b4b 0%, #4c1d95 50%, #6b21a8 100%);
    --grad-brand-soft: linear-gradient(135deg, #6d28d9 0%, #8b5cf6 100%);
    --grad-accent: linear-gradient(135deg, #0891b2 0%, #06b6d4 100%);

    /* --- Radios --- */
    --radius-sm: 8px;
    --radius: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-pill: 999px;

    /* --- Sombras --- */
    --shadow-sm: 0 1px 3px rgba(30, 27, 75, 0.08);
    --shadow: 0 4px 16px rgba(30, 27, 75, 0.10);
    --shadow-md: 0 8px 32px rgba(30, 27, 75, 0.12);
    --shadow-lg: 0 20px 48px rgba(30, 27, 75, 0.16);
    --shadow-brand: 0 8px 24px rgba(124, 58, 237, 0.28);

    /* --- Tipografía --- */
    --font-sans: 'Montserrat', 'Segoe UI', system-ui, -apple-system, sans-serif;

    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================================
   BASE
   ============================================================ */
body {
    font-family: var(--font-sans);
    background-color: var(--bg);
    color: var(--text);
}

/* main llena la celda 1fr del grid .todo; el espaciado inferior lo
   aportan los contenedores de cada página, no main, para no dejar
   una franja de fondo bajo las secciones a sangre completa. */
main {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

a {
    color: var(--brand-600);
}
a:hover {
    color: var(--brand-800);
}

/* Los headings heredan el color del contexto: oscuro en fondo claro (body),
   blanco sobre fondos de marca (secciones .bg-brand-grad / .card-header-custom
   con color blanco). Antes se forzaba slate-800 y quedaban ilegibles sobre
   los gradientes violeta. */
h1, h2, h3, h4, h5, h6 {
    color: inherit;
    font-weight: 700;
}

/* Contenedor de página con respiración responsive */
main > .container,
main > .container-fluid {
    padding-top: 1.5rem;
}

/* NAVBAR: migrado a TailwindCSS (componentes .nav-* en tailwind.src.css + navbars en las layouts). */

/* El footer se migró a TailwindCSS (Views/Shared/_Footer.cshtml). */

/* ============================================================
   BOTONES
   ============================================================ */
.btn {
    font-weight: 600;
    border-radius: var(--radius-sm);
    padding: 0.5rem 1.1rem;
    transition: var(--transition);
}
.btn:focus,
.btn:active:focus {
    box-shadow: 0 0 0 0.2rem rgba(124, 58, 237, 0.3);
}

.btn-primary,
.btn-primary-custom,
.btn-primary-identity,
.botonagregarcampaña,
.botonagregargrupo,
.botonagregardestinatario,
.botoncargamasiva,
.botonagregarrol,
.botonagregarusuario,
.botonagregarempresa {
    background: var(--grad-brand-soft);
    border: none;
    color: #fff !important;
    box-shadow: var(--shadow-brand);
}
.btn-primary:hover,
.btn-primary-custom:hover,
.btn-primary-identity:hover,
.botonagregarcampaña:hover,
.botonagregargrupo:hover,
.botonagregardestinatario:hover,
.botoncargamasiva:hover,
.botonagregarrol:hover,
.botonagregarusuario:hover,
.botonagregarempresa:hover {
    background: linear-gradient(135deg, var(--brand-700), var(--brand-500));
    color: #fff !important;
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(124, 58, 237, 0.38);
}
.btn-primary:active {
    background: var(--brand-800) !important;
}

.btn-secondary,
.btn-outline-secondary-custom {
    background: var(--slate-100);
    border: 1px solid var(--slate-300);
    color: var(--slate-700);
}
.btn-secondary:hover,
.btn-outline-secondary-custom:hover {
    background: var(--slate-200);
    color: var(--slate-800);
    transform: translateY(-2px);
}

.btn-success {
    background: linear-gradient(135deg, var(--success-dark), var(--success));
    border: none;
}
.btn-success:hover { transform: translateY(-2px); background: var(--success-dark); }

.btn-danger {
    background: linear-gradient(135deg, var(--danger-dark), var(--danger));
    border: none;
}
.btn-danger:hover { transform: translateY(-2px); background: var(--danger-dark); }

.btn-warning {
    background: linear-gradient(135deg, #d97706, var(--warning));
    border: none;
    color: #fff;
}
.btn-warning:hover { transform: translateY(-2px); color: #fff; }

.btn-info {
    background: var(--grad-accent);
    border: none;
    color: #fff;
}
.btn-info:hover { transform: translateY(-2px); color: #fff; }

.btn-outline-primary {
    border: 1.5px solid var(--brand-500);
    color: var(--brand-600);
}
.btn-outline-primary:hover {
    background: var(--brand-500);
    border-color: var(--brand-500);
    color: #fff;
    transform: translateY(-2px);
}

/* ============================================================
   TARJETAS
   ============================================================ */
.card {
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: var(--transition);
    background: var(--surface);
}
.card:hover {
    box-shadow: var(--shadow-md);
}
.card-header {
    background: var(--surface-alt);
    border-bottom: 1px solid var(--border);
    font-weight: 700;
    padding: 1rem 1.25rem;
}
.card-header-custom {
    background: var(--grad-brand) !important;
    color: #fff !important;
    text-align: center;
    border-bottom: none;
}
.card-body {
    padding: 1.5rem;
}
.card-footer {
    background: var(--surface-alt);
    border-top: 1px solid var(--border);
}

/* Contenedores de contenido usados en las vistas */
.containergrafica,
.containertabla {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: 1.5rem;
    width: 100%;
    max-width: 100%;
    margin-bottom: 2rem;
    box-sizing: border-box;
}
.containertabla {
    margin-top: 2rem;
}

/* ============================================================
   FORMULARIOS
   ============================================================ */
.form-label {
    font-weight: 600;
    color: var(--slate-700);
    margin-bottom: 0.35rem;
}
.form-control,
.form-select {
    border: 1.5px solid var(--slate-200);
    border-radius: var(--radius-sm);
    padding: 0.6rem 0.9rem;
    transition: var(--transition);
    color: var(--text);
}
.form-control:focus,
.form-select:focus {
    border-color: var(--brand-400);
    box-shadow: 0 0 0 0.2rem rgba(124, 58, 237, 0.18);
}
.form-check-input:checked {
    background-color: var(--brand-500);
    border-color: var(--brand-500);
}
.form-check-input:focus {
    border-color: var(--brand-400);
    box-shadow: 0 0 0 0.2rem rgba(124, 58, 237, 0.18);
}

/* ============================================================
   TABLAS
   ============================================================ */
.table {
    --bs-table-hover-bg: rgba(124, 58, 237, 0.06);
    background: var(--surface);
    border-radius: var(--radius);
    overflow: hidden;
    vertical-align: middle;
}
.table thead th {
    background: var(--brand-950);
    color: #fff;
    font-weight: 600;
    border-bottom: none;
    padding: 0.85rem 1rem;
    white-space: nowrap;
}
.table tbody td {
    padding: 0.75rem 1rem;
    border-color: var(--border);
}
.table-striped > tbody > tr:nth-of-type(odd) > * {
    background-color: var(--surface-alt);
}

/* Tablas responsive automáticas: envolver .table en scroll horizontal */
.table-responsive {
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
}

/* ============================================================
   BADGES / ALERTAS / PILLS
   ============================================================ */
.badge {
    font-weight: 600;
    padding: 0.4em 0.7em;
    border-radius: var(--radius-pill);
}
.bg-primary { background: var(--brand-600) !important; }
.text-primary { color: var(--brand-600) !important; }

.nav-pills .nav-link.active,
.nav-pills .show > .nav-link {
    background: var(--grad-brand-soft);
}

.alert {
    border-radius: var(--radius);
    border: none;
    box-shadow: var(--shadow-sm);
}
.alert-success { background: #ecfdf5; color: #065f46; }
.alert-danger  { background: #fef2f2; color: #991b1b; }
.alert-warning { background: #fffbeb; color: #92400e; }
.alert-info    { background: #eff6ff; color: #1e40af; }

/* Modales */
.modal-content {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}
.modal-header {
    background: var(--grad-brand);
    color: #fff;
    border-bottom: none;
}
.modal-header .btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

/* ============================================================
   COMPONENTES SYNCFUSION (grid / pivot / chart)
   ============================================================ */
.e-grid .e-headercell,
.e-pivotview .e-headercell,
.e-pivotview .e-rowsheader {
    background-color: var(--brand-950) !important;
    color: #fff !important;
    font-weight: 600 !important;
}
.e-grid,
.e-pivotview,
.e-control {
    border-radius: var(--radius) !important;
    font-family: var(--font-sans) !important;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
    .card-body { padding: 1.15rem; }
    .containergrafica,
    .containertabla { padding: 1rem; }
    .btn { padding: 0.5rem 0.9rem; }
    .table thead th,
    .table tbody td { padding: 0.6rem 0.7rem; }
}

/* Utilidades */
.txtEncabezado,
.texto-titulo { font-weight: 700; }
.texto-info { font-weight: 700; font-size: 1.35rem; }