/* Metal Card Hero Section */
.metalcard-hero {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    color: white;
    padding: 100px 0 80px;
    position: relative;
    overflow: hidden;
}

.metalcard-hero::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="%23ffffff05" points="0,1000 1000,0 1000,1000"/></svg>');
    background-size: cover;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #fff 0%, #ccc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: #ccc;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.welcome-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    margin-bottom: 2rem;
}

.hero-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 2rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.feature-item i {
    font-size: 1.5rem;
    color: #007bff;
}

.hero-image-container {
    position: relative;
    text-align: center;
}

.hero-image {
    width: 100%;
    max-width: 400px;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: transform 0.3s ease;
}

.hero-image:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.image-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, #ffd700 0%, #ffed4e 100%);
    color: #000;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-weight: 700;
    font-size: 0.9rem;
    box-shadow: 0 5px 15px rgba(255, 215, 0, 0.3);
}

/* Usage Section */
.usage-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #000;
}

.section-subtitle {
    font-size: 1.2rem;
    color: #6c757d;
    max-width: 600px;
    margin: 0 auto;
}

.usage-instructions {
    padding: 2rem;
}

.usage-instructions h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: #000;
}

.instruction-steps {
    margin-top: 2rem;
}

.step {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    border-left: 4px solid #007bff;
    transition: transform 0.3s ease;
}

.step:hover {
    transform: translateX(10px);
}

.step-icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.step-content h4 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: #000;
}

.step-content p {
    color: #6c757d;
    margin: 0;
    line-height: 1.6;
}

/* Card Anatomy */
.card-anatomy {
    position: relative;
    text-align: center;
}

.anatomy-card {
    position: relative;
    display: inline-block;
}

.anatomy-image {
    width: 100%;
    max-width: 400px;
    border-radius: 15px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.anatomy-labels {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.label {
    position: absolute;
    background: rgba(0, 123, 255, 0.9);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.3s ease;
}

.anatomy-card:hover .label {
    opacity: 1;
    transform: scale(1);
}

.nfc-label {
    top: 40%;
    right: 20%;
    animation-delay: 0.1s;
}

.qr-label {
    bottom: 30%;
    right: 25%;
    animation-delay: 0.2s;
}

/* Compatibility Section */
.compatibility-section {
    padding: 80px 0;
    background: white;
}

.device-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    border: 2px solid transparent;
    transition: all 0.3s ease;
    height: 100%;
}

.device-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.ios-card:hover {
    border-color: #000;
}

.android-card:hover {
    border-color: #3ddc84;
}

.device-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.device-icon {
    font-size: 2.5rem;
}

.ios-card .device-icon {
    color: #000;
}

.android-card .device-icon {
    color: #3ddc84;
}

.device-header h3 {
    font-size: 1.8rem;
    margin: 0;
    color: #000;
}

.device-content p {
    color: #6c757d;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.device-image-container {
    position: relative;
    margin: 1.5rem 0;
    text-align: center;
}

.device-image {
    width: 100%;
    max-width: 250px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.hotspot {
    position: absolute;
    width: 60px;
    height: 60px;
    background: rgba(255, 0, 0, 0.3);
    border: 2px solid #ff0000;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.8); opacity: 1; }
    50% { transform: scale(1.2); opacity: 0.7; }
    100% { transform: scale(0.8); opacity: 1; }
}

.device-features {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
}

.feature-tag {
    background: #e9ecef;
    color: #495057;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
}

/* CTA Section */
.metalcard-cta {
    background: linear-gradient(135deg, #000 0%, #333 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.cta-content p {
    font-size: 1.2rem;
    color: #ccc;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-buttons .btn {
    padding: 1rem 2rem;
    font-weight: 600;
    border-radius: 50px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.cta-buttons .btn i {
    margin-right: 0.5rem;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .metalcard-hero {
        padding: 80px 0 60px;
    }
    
    .step {
        flex-direction: column;
        text-align: center;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-buttons .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .hero-image {
        transform: none;
    }
}

/* Animations */
[data-aos] {
    opacity: 0;
    transition: all 0.6s ease;
}

[data-aos].aos-animate {
    opacity: 1;
}