:root {
    --primary: #2c5aa0;
    --primary-dark: #1e3d72;
    --secondary: #ff6b35;
    --accent: #00a8cc;
    --light: #f8f9fa;
    --dark: #343a40;
    --success: #28a745;
    --warning: #ffc107;
    --danger: #dc3545;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8fafc;
}

/* Premium Navbar */
.navbar-premium {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%) !important;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    padding: 1rem 0;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.8rem;
    color: white !important;
}

.navbar-nav .nav-link {
    color: rgba(255,255,255,0.9) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    transition: all 0.3s ease;
}

.navbar-nav .nav-link:hover {
    color: white !important;
    transform: translateY(-2px);
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><polygon fill="rgba(255,255,255,0.05)" points="0,1000 1000,0 1000,1000"/></svg>');
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Premium Cards */
.premium-card {
    border: none;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    overflow: hidden;
    background: white;
}

.premium-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.card-img-top {
    height: 250px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.premium-card:hover .card-img-top {
    transform: scale(1.05);
}

.price-tag {
    background: linear-gradient(135deg, var(--secondary), var(--accent));
    color: white;
    padding: 8px 15px;
    border-radius: 25px;
    font-weight: 700;
    font-size: 1.2rem;
    display: inline-block;
}

.currency {
    font-size: 0.9rem;
    vertical-align: super;
}

/* Buttons */
.btn-premium {
    background: linear-gradient(135deg, var(--secondary), var(--accent));
    border: none;
    border-radius: 25px;
    padding: 12px 30px;
    font-weight: 600;
    color: white;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255,107,53,0.3);
}

.btn-premium:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255,107,53,0.4);
    color: white;
}

.btn-whatsapp {
    background: linear-gradient(135deg, #25D366, #128C7E);
    border: none;
    border-radius: 25px;
    padding: 15px 30px;
    font-weight: 600;
    color: white;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(37,211,102,0.3);
}

.btn-whatsapp:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37,211,102,0.4);
    color: white;
}

/* Dashboard Cards */
.dashboard-card {
    border-radius: 15px;
    border: none;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.dashboard-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

/* Footer */
.premium-footer {
    background: linear-gradient(135deg, var(--dark), #2d3748);
    color: white;
    padding: 50px 0 20px;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Loading Spinner */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .navbar-nav {
        text-align: center;
    }
}

/* Product Grid */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    padding: 2rem 0;
}

/* Badges */
.badge-premium {
    background: linear-gradient(135deg, var(--secondary), var(--accent));
    color: white;
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
}

/* User Dashboard Styles */
.hover-lift {
    transition: all 0.3s ease;
    border-radius: 10px;
}

.hover-lift:hover {
    transform: translateY(-5px);
    background-color: var(--light);
}

.dashboard-card {
    border: none;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    background: white;
}

.dashboard-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

/* Stats icons background */
.bg-opacity-10 {
    background-color: rgba(var(--primary-rgb), 0.1) !important;
}

/* Quick action links */
.quick-action-link {
    color: inherit;
    text-decoration: none;
    transition: all 0.3s ease;
}

.quick-action-link:hover {
    color: var(--primary);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .display-5 {
        font-size: 2rem;
    }
    
    .btn-lg {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
}