/* styles.css */
:root {
    --primary-color: #007bff;
    --secondary-color: #6f42c1;
    --accent-color: #28a745;
    --text-dark: #212529;
    --text-light: #f8f9fa;
    --gradient-start: #00c6ff;
    --gradient-end: #0072ff;

    --fibrared-blue-light: #6fd4ff;
    --fibrared-blue-dark: #00c7f4;

    /* Variables de color para FIBRARED (para autenticidad) */
    --fibrared-primary-strong: #0A2342; /* Azul muy oscuro */
    --fibrared-primary-light: #1A4D89; /* Azul medio */
    --fibrared-accent-cyan: #00BCD4; /* Cian vibrante */
    --fibrared-accent-green: #4CAF50; /* Verde para checks */
    --fibrared-bg-light: #F0F5F9; /* Fondo muy claro */
    --fibrared-bg-gradient-start: #E0F2F7; /* Degradado inicio */
    --fibrared-bg-gradient-end: #CCEEF7; /* Degradado fin */
    --fibrared-text-muted: #5A6D7C; /* Gris para textos secundarios */
    --fibrared-cta-gradient-start: #0A2342; /* Inicio CTA oscuro */
    --fibrared-cta-gradient-end: #1A4D89; /* Fin CTA más claro */
    --fibrared-orange: #FF8C00; /* Naranja para advertencia/énfasis */
    --fibrared-gray-text: #888; /* Gris medio para texto secundario */
}

body {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, var(--fibrared-blue-light) 0%, var(--fibrared-blue-dark) 100%);
    background-size: cover;
    position: relative;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url("{% static 'images/abstract_pattern.svg' %}") no-repeat center center / cover;
    opacity: 0.1;
    z-index: -1;
}

/* Navbar */
.navbar {
    background: rgba(14, 25, 75, 0.9) !important;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 1030;
}

.navbar-brand {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.2rem !important;
    color: var(--text-light) !important;
    text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.5);
    transition: all 0.3s ease;
}

.navbar-brand:hover {
    color: var(--fibrared-blue-light) !important;
    text-shadow: 0 0 15px var(--fibrared-blue-light);
}

.navbar-nav .nav-link {
    color: var(--text-light) !important;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background: var(--fibrared-blue-light);
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    transition: width 0.3s ease;
}

.navbar-nav .nav-link:hover::after {
    width: 80%;
}

.navbar-nav .nav-link:hover {
    color: var(--fibrared-blue-light) !important;
}

/* Botones de navegación (Login/Register en Navbar) */
.custom-nav-btn {
    border-width: 2px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.custom-nav-btn.btn-outline-primary {
    border-color: var(--fibrared-blue-light);
    color: var(--fibrared-blue-light);
}

.custom-nav-btn.btn-outline-primary:hover {
    background-color: var(--fibrared-blue-light);
    color: var(--text-dark);
}

.custom-nav-btn.btn-primary {
    background-color: var(--fibrared-blue-dark);
    border-color: var(--fibrared-blue-dark);
    color: var(--text-light);
}

.custom-nav-btn.btn-primary:hover {
    background-color: var(--fibrared-blue-light);
    border-color: var(--fibrared-blue-light);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* Footer */
.footer {
    background-color: #1a1a2e !important;
    color: rgba(255, 255, 255, 0.6) !important;
    font-size: 0.9rem;
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.2);
}

/* Estilos de Tarjetas Compartidos (Usados por ISP Manager y FIBRARED) */
.custom-card {
    border-radius: 15px;
    background-color: white;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease-in-out;
    border: 1px solid rgba(0, 198, 255, 0.1);
    overflow: hidden;
    position: relative;
}

.custom-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(0, 198, 255, 0.05), rgba(0, 114, 255, 0.05));
    z-index: 0;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.custom-card:hover::before {
    opacity: 1;
}

.custom-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
    border-color: #00c6ff;
}

.custom-card .card-body {
    position: relative;
    z-index: 1;
    padding: 30px;
    background: transparent;
}

.custom-card .card-title {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    font-size: 1.5rem;
    color: #0a1128;
    margin-bottom: 15px;
}

.custom-card .card-text {
    color: #555;
    line-height: 1.6;
}

.custom-card i {
    font-size: 3.5rem;
    margin-bottom: 25px;
    color: #007bff;
    transition: color 0.3s ease;
}

.custom-card:hover i {
    color: #00c6ff;
}

/* Galería / Imagen inferior (estilos generales) */
.gallery-section picture img {
    transition: transform 0.4s ease-in-out, box-shadow 0.4s ease-in-out;
    height: auto;
    max-width: 100%;
}

.gallery-section picture img:hover {
    transform: scale(1.08);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

/* Contact Info (General) */
.contact-info p {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.contact-info a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-info a:hover {
    color: var(--accent-color);
    text-decoration: underline;
}

/* Responsividad general */
@media (max-width: 768px) {
    .navbar-brand {
        font-size: 1.8rem !important;
    }
}

@media (max-width: 576px) {
    .navbar-nav {
        text-align: center;
    }

    .navbar-nav .nav-item {
        margin: 5px 0 !important;
    }
}