/* ============================================================
   SONIGOB - Sistema de tokens de diseño
   Paleta institucional: azul petróleo (identidad médica/académica)
   con acento coral cálido para acciones primarias.
   ============================================================ */

:root {
    --sng-azul-oscuro: #0F3D4A;   /* headers, sidebar */
    --sng-azul: #1B5E6B;          /* primario */
    --sng-azul-claro: #E4F0F0;    /* fondos suaves */
    --sng-coral: #E0704A;         /* acciones / acentos */
    --sng-coral-oscuro: #C25A38;
    --sng-gris-texto: #2D3A3A;
    --sng-gris-suave: #6B7A7A;
    --sng-fondo: #F5F8F7;
    --sng-blanco: #FFFFFF;
    --sng-borde: #DCE6E4;
    --sng-exito: #2E7D5B;
    --sng-alerta: #C0392B;

    --sng-fuente-display: 'Fraunces', Georgia, serif;
    --sng-fuente-cuerpo: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

body {
    background-color: var(--sng-fondo);
    color: var(--sng-gris-texto);
    font-family: var(--sng-fuente-cuerpo);
}

h1, h2, h3, .sng-display {
    font-family: var(--sng-fuente-display);
    color: var(--sng-azul-oscuro);
    font-weight: 600;
}

/* --- Pantalla de login --- */
.sng-login-wrap {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(160deg, var(--sng-azul-oscuro) 0%, var(--sng-azul) 55%, var(--sng-coral) 160%);
    padding: 1.5rem;
}

.sng-login-card {
    background: var(--sng-blanco);
    border-radius: 14px;
    box-shadow: 0 20px 50px rgba(15, 61, 74, 0.25);
    max-width: 400px;
    width: 100%;
    padding: 2.5rem 2.25rem;
}

.sng-login-eyebrow {
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-size: 0.72rem;
    color: var(--sng-coral);
    font-weight: 600;
}

.sng-login-card h1 {
    font-size: 1.6rem;
    margin-bottom: 0.25rem;
}

.sng-login-sub {
    color: var(--sng-gris-suave);
    font-size: 0.9rem;
    margin-bottom: 1.75rem;
}

.btn-sng-primario {
    background-color: var(--sng-coral);
    border-color: var(--sng-coral);
    color: #fff;
    font-weight: 600;
}
.btn-sng-primario:hover {
    background-color: var(--sng-coral-oscuro);
    border-color: var(--sng-coral-oscuro);
    color: #fff;
}

.form-control:focus {
    border-color: var(--sng-azul);
    box-shadow: 0 0 0 0.2rem rgba(27, 94, 107, 0.15);
}

/* --- Layout interno (post-login) --- */
.sng-sidebar {
    background-color: var(--sng-azul-oscuro);
    min-height: 100vh;
    color: #fff;
}

.sng-sidebar .nav-link {
    color: rgba(255,255,255,0.75);
    font-size: 0.92rem;
    padding: 0.55rem 1rem;
    border-radius: 8px;
}

.sng-sidebar .nav-link:hover,
.sng-sidebar .nav-link.active {
    background-color: rgba(255,255,255,0.1);
    color: #fff;
}

.sng-topbar {
    background: var(--sng-blanco);
    border-bottom: 1px solid var(--sng-borde);
}

.sng-card {
    background: var(--sng-blanco);
    border: 1px solid var(--sng-borde);
    border-radius: 12px;
}

.sng-kpi-value {
    font-family: var(--sng-fuente-display);
    font-size: 2rem;
    color: var(--sng-azul-oscuro);
}