/* Variables de Color */
:root {
    --bg-dark: #0f1115;
    --bg-darker: #050608;
    --text-main: #e0e0e0;
    --text-muted: #a0a0a0;
    --accent-blue: #3b82f6;
    --accent-red: #ef4444;
    --glass-bg: rgba(30, 34, 45, 0.6);
    --glass-border: rgba(255, 255, 255, 0.1);
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    overflow-x: hidden;
}

/* Tipografía */
.font-serif {
    font-family: 'Playfair Display', serif;
}

.text-justify {
    text-align: justify;
}

/* Sidebar Navigation */
.sidebar-nav {
    width: 280px;
    height: 100vh;
    background: var(--bg-darker);
    border-right: 1px solid var(--glass-border);
    z-index: 1050; /* Above everything */
}

.nav-link {
    color: var(--text-muted) !important;
    transition: all 0.3s ease;
    border-radius: 8px;
    padding: 10px 15px;
}

.nav-link:hover, .nav-link.active {
    color: #fff !important;
    background: rgba(255, 255, 255, 0.05);
    transform: translateX(5px);
}

.logo-filter {
    filter: brightness(0) invert(1); /* Hace el logo blanco si es negro */
    max-height: 60px;
}

/* Glassmorphism Cards */
.glass-card, .glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

/* Main Content Spacing */
.ps-md-25 {
    padding-left: 280px !important; /* Matches sidebar width + spacing */
}

.pt-md-5 {
    padding-top: 100px !important;
}

/* Images Styling */
.modern-img-hover {
    transition: transform 0.4s ease, filter 0.4s ease;
    border-radius: 12px;
}

.modern-img-hover:hover {
    transform: scale(1.02);
    filter: brightness(1.1);
}

.object-fit-cover {
    object-fit: cover;
}

/* Buttons */
.btn-primary {
    background-color: var(--accent-blue);
    border-color: transparent;
}

.btn-primary:hover {
    background-color: #2563eb;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

.hover-scale {
    transition: transform 0.2s;
}

.hover-scale:hover {
    transform: scale(1.05);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-darker);
}

::-webkit-scrollbar-thumb {
    background: #333;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #555;
}

/* Responsive adjustments */
@media (max-width: 767.98px) {
    .ps-md-25 {
        padding-left: 15px !important;
    }
    .pt-md-5 {
        padding-top: 80px !important;
    }
}

/* Animations extras */
.bg-gradient-dark-overlay {
    background: linear-gradient(to bottom, var(--bg-dark), var(--bg-darker));
}

.custom-card {
    transition: transform 0.3s;
}
.custom-card:hover {
    transform: translateY(-5px);
    background-color: rgba(255,255,255,0.05);
}