/* Mining Reagents - Professional Mining Chemicals Website */
* {
    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: #f8f9fa;
}

/* Navigation */
.navbar {
    background: linear-gradient(135deg, #1a3a5f 0%, #2c5a8d 100%);
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: bold;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.navbar-brand .emoji {
    font-size: 1.8rem;
}

.navbar-nav .nav-link {
    color: white !important;
    font-weight: 500;
    transition: color 0.3s ease;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: #4ecdc4 !important;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, #1a3a5f 0%, #2c5a8d 100%);
    color: white;
    text-align: center;
    padding: 4rem 2rem;
    margin-bottom: 3rem;
}

.hero-section h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.hero-section p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto 1.5rem;
    opacity: 0.9;
}

.hero-badge {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

/* Feature Icons */
.feature-icon {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, #4ecdc4 0%, #2c5a8d 100%);
    border-radius: 50%;
    color: white;
    font-size: 2rem;
    box-shadow: 0 4px 15px rgba(44, 90, 141, 0.3);
}

.product-icon {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, #1a3a5f 0%, #2c5a8d 100%);
    border-radius: 50%;
    color: white;
    font-size: 1.5rem;
    box-shadow: 0 4px 15px rgba(26, 58, 95, 0.3);
}

.application-icon {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 50px;
    height: 50px;
    margin: 0 auto 1rem;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    color: white;
    font-size: 1.2rem;
}

/* Cards */
.card {
    border: none;
    border-radius: 10px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.card-body {
    padding: 2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.card-title {
    color: #1a3a5f;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.card-text {
    color: #666;
    margin-bottom: 1.5rem;
    flex: 1;
}

.btn {
    align-self: flex-start;
}

/* Sections */
.section-title {
    text-align: center;
    margin-bottom: 3rem;
    color: #1a3a5f;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

/* Contact Section */
.contact-section {
    background: #1a3a5f;
    color: white;
    text-align: center;
    padding: 4rem 2rem;
    margin: 3rem 0;
}

.contact-section h2 {
    margin-bottom: 1rem;
}

.contact-section p {
    margin-bottom: 2rem;
    opacity: 0.9;
}

.email-btn {
    display: inline-flex;
    align-items: center;
    background: #25D366;
    color: white;
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    font-size: 1.1rem;
    transition: transform 0.3s ease;
    border: none;
}

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

/* Footer */
footer {
    background: #1a3a5f;
    color: white;
    text-align: center;
    padding: 2rem 0;
    margin-top: 4rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .hero-section {
        padding: 3rem 1rem;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    .feature-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .product-icon {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
}