/* ============================================================================
   ARCHIVO: login.css
   ============================================================================
   HOJA DE ESTILOS ESPECÍFICA PARA LA VISTA DE LOGIN
   ============================================================================
   RESPONSABILIDADES:
   - Proporcionar estilos críticos para la página de autenticación
   - Asegurar compatibilidad con navegadores modernos
   - Mantener consistencia visual con app.css y facturacion.css
   - Ocultar secciones de usuario en header/footer cuando is_login_page = true
   ============================================================================
   @version 2.6.0
   @last_modified 2026
   ============================================================================ */

/* ---------------------------------------------------------------------------
   VARIABLES ESPECÍFICAS DEL LOGIN
   --------------------------------------------------------------------------- */
:root {
    --login-primary: #003366;
    --login-secondary: #1e40af;
    --login-error: #dc2626;
    --login-bg: #f8fafc;
    --login-card-bg: #ffffff;
}

/* ---------------------------------------------------------------------------
   CONTENEDOR PRINCIPAL
   --------------------------------------------------------------------------- */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 80vh;
    padding: 1rem;
    background: var(--login-bg);
    font-family: system-ui, -apple-system, sans-serif;
}

/* ---------------------------------------------------------------------------
   TARJETA DE LOGIN
   --------------------------------------------------------------------------- */
.login-card {
    width: 100%;
    max-width: 440px;
    background: var(--login-card-bg);
    border-radius: 1rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

/* Header del card */
.login-card-header {
    background: linear-gradient(135deg, var(--login-primary), var(--login-secondary));
    padding: 3rem 1.5rem 2rem;
    text-align: center;
    color: white;
}

.login-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
}

.login-title {
    font-size: 2rem;
    font-weight: 900;
    margin: 0 0 0.5rem;
}

.login-subtitle {
    opacity: 0.9;
    margin: 0;
}

/* Cuerpo del card */
.login-card-body {
    padding: 2.5rem 1.5rem 2rem;
}

/* ---------------------------------------------------------------------------
   FORMULARIO
   --------------------------------------------------------------------------- */
.login-input-group {
    margin-bottom: 1.5rem;
}

.login-label {
    display: block;
    color: #374151;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
}

.login-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid #e5e7eb;
    border-radius: 0.5rem;
    font-size: 1rem;
    transition: all 0.2s;
}

.login-input:focus {
    outline: none;
    border-color: var(--login-primary);
    box-shadow: 0 0 0 3px rgba(0, 51, 102, 0.1);
}

.login-help {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.75rem;
    color: #6b7280;
}

/* Botón principal */
.login-button {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, var(--login-primary), var(--login-secondary));
    color: white;
    border: none;
    border-radius: 0.5rem;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.login-button:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 10px 20px rgba(0, 51, 102, 0.2);
}

.login-button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* ---------------------------------------------------------------------------
   MENSAJES DE ERROR
   --------------------------------------------------------------------------- */
.login-error {
    background: #fef2f2;
    border: 2px solid var(--login-error);
    border-left: 6px solid var(--login-error);
    border-radius: 0.5rem;
    padding: 1rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    animation: slideIn 0.3s ease-out;
}

.login-error-text {
    color: #7f1d1d;
    font-weight: 600;
    font-size: 0.875rem;
    margin: 0;
}

@keyframes slideIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ---------------------------------------------------------------------------
   FOOTER DEL CARD
   --------------------------------------------------------------------------- */
.login-card-footer {
    padding: 1rem 1.5rem;
    text-align: center;
    border-top: 1px solid #e5e7eb;
    background: #f9fafb;
    font-size: 0.75rem;
    color: #6b7280;
}

.security-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.75rem;
    background: #f0f9ff;
    border-radius: 1rem;
    color: var(--login-primary);
    font-weight: 600;
}

/* ---------------------------------------------------------------------------
   RESPONSIVE
   --------------------------------------------------------------------------- */
@media (max-width: 640px) {
    .login-container {
        padding: 0.5rem;
        min-height: 70vh;
    }

    .login-card-header {
        padding: 2rem 1rem 1.5rem;
    }

    .login-card-body {
        padding: 1.5rem 1rem 1.5rem;
    }

    .login-title {
        font-size: 1.75rem;
    }

    .login-icon {
        font-size: 3rem;
    }
}

/* ---------------------------------------------------------------------------
   OCULTAR SECCIONES DE USUARIO EN LOGIN
   --------------------------------------------------------------------------- */
.login-page .header-user-section,
.login-page .badge-cajero,
.login-page .header-stats-sub,
.login-page .btn-logout {
    display: none !important;
}