* {
    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: #f5f5f5;
}

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

/* Navigation */
.navbar {
    background: white;
    color: #333;
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo img {
    display: block;
    height: auto;
    max-height: 50px;
    width: auto;
}

.logo-icon {
    height: 35px;
    width: auto;
    object-fit: contain;
}

.logo-image {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.logo h1 {
    display: none; /* Hide text, we're using image instead */
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

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

.nav-links a:hover,
.nav-links a.active {
    color: #667eea;
    border-bottom: 2px solid #667eea;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.search-box {
    max-width: 600px;
    margin: 0 auto;
}

.search-box form {
    display: flex;
    gap: 0.5rem;
}

.search-box input {
    flex: 1;
    padding: 1rem;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
}

.search-box button {
    padding: 1rem 2rem;
    background: #ff6b6b;
    color: white;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s;
}

.search-box button:hover {
    background: #ee5a5a;
}

/* Features */
.features {
    padding: 4rem 0;
    background: white;
}

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    margin-bottom: 0.5rem;
    color: #667eea;
}

/* Tracking Section */
.tracking-section {
    padding: 3rem 0;
    min-height: 70vh;
}

.tracking-section h1 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: #333;
}

.tracking-results {
    margin-top: 2rem;
}

.shipment-info {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    margin-bottom: 2rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.info-card h3 {
    margin-bottom: 1rem;
    color: #667eea;
}

.info-card p {
    margin: 0.5rem 0;
    font-size: 1rem;
}

.status-badge {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-weight: 600;
    background: #4ecdc4;
    color: white;
}

.map-container {
    background: white;
    padding: 1rem;
    border-radius: 10px;
    margin-bottom: 2rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

#map {
    height: 500px;
    width: 100%;
    border-radius: 8px;
}

.timeline {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.timeline h3 {
    margin-bottom: 1.5rem;
    color: #667eea;
}

.timeline-item {
    display: flex;
    align-items: center;
    padding: 1rem;
    margin-bottom: 1rem;
    background: #f8f9fa;
    border-radius: 5px;
    border-left: 4px solid #667eea;
}

.timeline-item.completed {
    border-left-color: #4ecdc4;
}

.timeline-item.active {
    border-left-color: #ff6b6b;
    background: #fff5f5;
}

.timeline-icon {
    font-size: 1.5rem;
    margin-right: 1rem;
}

.timeline-content h4 {
    margin-bottom: 0.25rem;
}

.timeline-content p {
    color: #666;
    font-size: 0.9rem;
}

/* About Section */
.about-section {
    padding: 3rem 0;
    min-height: 70vh;
}

.about-section h1 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: #333;
}

.about-content {
    background: white;
    padding: 3rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.about-text h2 {
    color: #667eea;
    margin-bottom: 1rem;
    margin-top: 2rem;
}

.about-text h3 {
    color: #764ba2;
    margin-bottom: 0.5rem;
    margin-top: 1.5rem;
}

.about-text p {
    margin-bottom: 1rem;
    line-height: 1.8;
}

.about-text ul {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

.about-text li {
    margin-bottom: 0.5rem;
    line-height: 1.8;
}

/* Contact Section */
.contact-section {
    padding: 3rem 0;
    min-height: 70vh;
}

.contact-section h1 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: #333;
}

.contact-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.contact-info,
.contact-form {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.contact-info h2,
.contact-form h2 {
    color: #667eea;
    margin-bottom: 1.5rem;
}

.contact-item {
    margin-bottom: 1.5rem;
}

.contact-item strong {
    display: block;
    color: #333;
    margin-bottom: 0.5rem;
}

.contact-item p {
    color: #666;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #333;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
    font-family: inherit;
}

.form-group textarea {
    resize: vertical;
}

.submit-btn {
    width: 100%;
    padding: 1rem;
    background: #667eea;
    color: white;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s;
}

.submit-btn:hover {
    background: #5568d3;
}

/* Footer */
footer {
    background: #1a1a1a;
    color: #e0e0e0;
    padding: 3rem 0 1rem;
    margin-top: 4rem;
    border-top: 3px solid #667eea;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: white;
    margin-bottom: 1rem;
    font-size: 1.2rem;
    font-weight: 600;
}

.footer-section p {
    line-height: 1.8;
    margin-bottom: 0.5rem;
    color: #b0b0b0;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section ul li {
    margin-bottom: 0.75rem;
}

.footer-section ul li a {
    color: #b0b0b0;
    text-decoration: none;
    transition: color 0.3s, padding-left 0.3s;
    display: inline-block;
}

.footer-section ul li a:hover {
    color: #667eea;
    padding-left: 5px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.footer-logo img {
    height: 35px;
    width: auto;
}

.footer-contact-info {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-contact-info p {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0;
}

.footer-contact-info strong {
    color: white;
    min-width: 80px;
}

.footer-social {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.footer-social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: #333;
    color: white;
    border-radius: 50%;
    text-decoration: none;
    transition: background 0.3s, transform 0.3s;
    font-size: 1.2rem;
}

.footer-social a:hover {
    background: #667eea;
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 1.5rem;
    text-align: center;
    color: #888;
    font-size: 0.9rem;
}

.footer-bottom p {
    margin: 0.5rem 0;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.footer-links a {
    color: #888;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: #667eea;
}

/* Loading Spinner */
.loading-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
    margin: 2rem 0;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

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

.loading-container p {
    color: #667eea;
    font-weight: 600;
    font-size: 1.1rem;
}

/* Error Message */
.error-message {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 2rem;
    margin: 2rem 0;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    text-align: center;
    border: 2px solid #ff6b6b;
}

.error-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.error-message h3 {
    color: #ff6b6b;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.error-message p {
    color: #666;
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.error-message strong {
    color: #333;
}

/* Responsive */
@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column;
        gap: 1rem;
    }

    .logo {
        justify-content: center;
    }

    .logo img {
        height: 35px;
    }

    .nav-links {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .search-box form {
        flex-direction: column;
    }

    .search-box button {
        width: 100%;
    }

    #map {
        height: 400px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-section {
        text-align: center;
    }

    .footer-social {
        justify-content: center;
    }

    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }

    .footer-contact-info {
        align-items: center;
    }
}