/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8fafc;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header and Navigation */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: #2563eb;
}

.logo i {
    font-size: 1.8rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: #2563eb;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
}

.highlight {
    color: #fbbf24;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
    line-height: 1.6;
}

/* VIN Form */
.vin-form-container {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 30px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.input-group {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
}

#vinInput {
    flex: 1;
    padding: 15px 20px;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    background: rgba(255, 255, 255, 0.9);
    color: #333;
    transition: all 0.3s ease;
}

#vinInput:focus {
    outline: none;
    background: white;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.3);
}

.decode-btn {
    padding: 15px 25px;
    background: #2563eb;
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.decode-btn:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.3);
}

.form-hint {
    font-size: 0.9rem;
    opacity: 0.8;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Hero Image */
.car-illustration {
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 15rem;
    color: rgba(255, 255, 255, 0.2);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

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

.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.results-header h2 {
    font-size: 2.5rem;
    color: #1f2937;
}

.new-search-btn {
    padding: 12px 24px;
    background: #2563eb;
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.new-search-btn:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
}

.vin-display {
    background: #f8fafc;
    padding: 20px;
    border-radius: 12px;
    margin-bottom: 30px;
    border-left: 4px solid #2563eb;
}

.vin-label {
    font-weight: 600;
    color: #6b7280;
    margin-right: 10px;
}

.vin-number {
    font-family: 'Courier New', monospace;
    font-size: 1.2rem;
    font-weight: 700;
    color: #1f2937;
    letter-spacing: 2px;
}

.vehicle-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.info-card {
    background: white;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    border: 1px solid #e5e7eb;
    transition: all 0.3s ease;
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.info-label {
    font-size: 0.9rem;
    color: #6b7280;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.info-value {
    font-size: 1.2rem;
    font-weight: 600;
    color: #1f2937;
}

/* Loading Spinner */
.loading-spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    padding: 60px 0;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid #e5e7eb;
    border-top: 4px solid #2563eb;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Error Message */
.error-message {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #dc2626;
    padding: 20px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 15px;
    margin: 20px 0;
}

.error-message i {
    font-size: 1.5rem;
}

/* Features Section */
.features {
    padding: 80px 0;
    background: #f8fafc;
}

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    color: #1f2937;
    margin-bottom: 60px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-card {
    background: white;
    padding: 40px 30px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 2rem;
    color: white;
}

.feature-card h3 {
    font-size: 1.3rem;
    color: #1f2937;
    margin-bottom: 15px;
}

.feature-card p {
    color: #6b7280;
    line-height: 1.6;
}

/* Footer */
.footer {
    background: #1f2937;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    margin-bottom: 20px;
    color: #fbbf24;
}

.footer-section p {
    margin-bottom: 10px;
    opacity: 0.8;
}

.footer-section i {
    margin-right: 10px;
    color: #fbbf24;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: #374151;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: #2563eb;
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 20px;
    text-align: center;
    opacity: 0.6;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .input-group {
        flex-direction: column;
    }
    
    .car-illustration {
        font-size: 8rem;
    }
    
    .nav-menu {
        display: none;
    }
    
    .results-header {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .vehicle-info-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .vin-form-container {
        padding: 20px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
}