/* Reset y estilos base */
:root {
    --primary-color: #3498db;
    --secondary-color: #2ecc71;
    --text-color: #333;
    --light-gray: #f5f5f5;
    --dark-gray: #555;
    --white: #ffffff;
    --shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
}

/* Layout */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.justify-between {
    justify-content: space-between;
}

.w-full {
    width: 100%;
}

/* Espaciados */
.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }

.m-1 { margin: 0.5rem; }
.m-2 { margin: 1rem; }
.m-3 { margin: 1.5rem; }
.m-4 { margin: 2rem; }

/* Tipografía */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-uppercase { text-transform: uppercase; }
.text-bold { font-weight: bold; }

/* Colores */
.bg-primary { background-color: var(--primary-color); }
.bg-secondary { background-color: var(--secondary-color); }
.bg-light { background-color: var(--light-gray); }

.text-primary { color: var(--primary-color); }
.text-secondary { color: var(--secondary-color); }
.text-white { color: var(--white); }

/* Botones */
.btn {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition);
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: #2980b9;
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: white;
}

.btn-secondary:hover {
    background-color: #27ae60;
}

/* Tarjetas */
.card {
    background: white;
    border-radius: 8px;
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

/* Utilidades */
.rounded { border-radius: 4px; }
.rounded-full { border-radius: 9999px; }
.shadow { box-shadow: var(--shadow); }

.hidden { display: none; }
.block { display: block; }
.inline-block { display: inline-block; }

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 0 10px;
    }
    
    .flex-col-mobile {
        flex-direction: column;
    }
}

/* Animaciones */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.fade-in {
    animation: fadeIn 0.5s ease-in;
}

.banner-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
}
.banner-container a {
    color: white;
    text-decoration: none;
    transition: color 0.3s ease;
}
.banner-container a:hover {
    color: #9ca3af;
}
.banner-container span.current {
    color: #9ca3af;
}

.companies-banner {
    z-index: 1000;
    top: 0;
    background-color: #b7b5b5;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 4rem;
}
.companies-banner .logo-pss {
    height: 3.5rem; /* 36px */
    width: auto;
    margin-bottom: 3px;
}
.companies-banner .logo-servinav {
    height: 3rem; /* 32px */
    width: auto;
}
.companies-banner .logo-servindus {
    height: 5rem; /* 56px */
    width: auto;
}