/* Blue Fermion Labs Main Stylesheet */

/* ========================================
   1. CSS Variables
   ======================================== */

:root {
    /* Blue Fermion Brand Colors */
    --bf-teal: #1DA7A0;
    --bf-teal-dark: #148B85;
    --bf-teal-light: #2BC4BC;
    --bf-navy: #123C6B;
    --bf-navy-dark: #0A2847;

    /* Grays */
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-600: #6c757d;
    --gray-800: #343a40;
    --gray-900: #212529;

    /* Semantic Colors */
    --success: #28a745;
    --danger: #dc3545;
    --warning: #ffc107;
    --info: #17a2b8;
}

/* ========================================
   2. Typography
   ======================================== */

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--gray-800);
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
}

.text-teal {
    color: var(--bf-teal) !important;
}

.text-navy {
    color: var(--bf-navy) !important;
}

/* ========================================
   3. Layout Components
   ======================================== */

/* Navbar */
.navbar-brand {
    font-size: 1.5rem;
    color: var(--bf-navy) !important;
}

.nav-link {
    color: var(--gray-800) !important;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-link:hover {
    color: var(--bf-teal) !important;
}

.dropdown-item:active {
    background-color: var(--bf-teal);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--bf-navy) 0%, var(--bf-teal) 100%);
    position: relative;
    overflow: hidden;
}

.bg-gradient-primary {
    background: linear-gradient(135deg, var(--bf-navy) 0%, var(--bf-teal) 100%);
}

/* ========================================
   4. Product Cards
   ======================================== */

.product-card {
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid var(--gray-200);
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1) !important;
}

.product-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--bf-teal-light) 0%, var(--bf-teal) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-icon i {
    font-size: 2rem;
    color: white;
}

/* ========================================
   5. Buttons
   ======================================== */

.btn-teal {
    background-color: var(--bf-teal);
    border-color: var(--bf-teal);
    color: white;
    font-weight: 500;
}

.btn-teal:hover {
    background-color: var(--bf-teal-dark);
    border-color: var(--bf-teal-dark);
    color: white;
}

.btn-outline-teal {
    border-color: var(--bf-teal);
    color: var(--bf-teal);
    font-weight: 500;
}

.btn-outline-teal:hover {
    background-color: var(--bf-teal);
    border-color: var(--bf-teal);
    color: white;
}

/* ========================================
   6. Feature Lists
   ======================================== */

.feature-list {
    list-style: none;
    padding-left: 0;
}

.feature-list li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--gray-200);
}

.feature-list li:last-child {
    border-bottom: none;
}

.feature-list i {
    font-size: 1.25rem;
    margin-right: 0.75rem;
}

/* ========================================
   7. Utility Classes
   ======================================== */

.bg-light-teal {
    background-color: rgba(29, 167, 160, 0.1);
}

.border-teal {
    border-color: var(--bf-teal) !important;
}

.shadow-teal {
    box-shadow: 0 4px 20px rgba(29, 167, 160, 0.2);
}

/* ========================================
   8. Responsive Design
   ======================================== */

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }

    .product-icon {
        width: 50px;
        height: 50px;
    }

    .product-icon i {
        font-size: 1.5rem;
    }
}

/* ========================================
   9. Animations
   ======================================== */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* ========================================
   10. Footer
   ======================================== */

footer {
    border-top: 1px solid var(--gray-300);
}

footer a:hover {
    color: var(--bf-teal) !important;
}