/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #111827;
    overflow-x: hidden;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: #1e3a8a;
    z-index: 1000;
    box-shadow: 0 2px 10px 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;
}

.nav-logo h2 {
    color: white;
    font-weight: 700;
    font-size: 1.5rem;
}

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

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

.nav-menu a:hover {
    color: #f3f4f6;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: white;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #1e3a8a 0%, #374151 100%);
    color: white;
    margin-top: 70px;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 1rem;
    color: #f3f4f6;
}

.hero-mission {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: #e5e7eb;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.btn {
    padding: 12px 30px;
    border: none;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    display: inline-block;
}

.btn-primary {
    background: #f3f4f6;
    color: #1e3a8a;
}

.btn-primary:hover {
    background: #e5e7eb;
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: #1e3a8a;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

/* Section Styles */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: #1e3a8a;
}

/* About Section */
.about {
    padding: 80px 0;
    background: #f3f4f6;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 50px;
}

.about-text h3,
.about-companies h3 {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: #1e3a8a;
}

.about-text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    line-height: 1.7;
}

.values-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-top: 20px;
}

.values-list li {
    background: white;
    padding: 15px;
    border-radius: 5px;
    border-left: 4px solid #1e3a8a;
    font-weight: 500;
}

.company-cards {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.company-card {
    background: white;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.company-card h4 {
    color: #1e3a8a;
    font-weight: 600;
    margin-bottom: 10px;
}

/* Services Section */
.services {
    padding: 80px 0;
    background: white;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.service-card {
    background: #f8fafc;
    padding: 30px;
    border-radius: 10px;
    border-left: 5px solid #1e3a8a;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.service-trigger {
    cursor: pointer;
    position: relative;
    padding-right: 30px;
}

.service-card.open .service-trigger::after {
    transform: translateY(-50%) rotate(45deg);
}

.service-extra {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

.service-card.open .service-extra {
    max-height: 600px;
}

.service-imgs {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-top: 20px;
    margin-bottom: 20px;
}

.service-imgs img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.service-desc {
    color: #374151;
    line-height: 1.6;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1e3a8a;
    margin-bottom: 15px;
}

.service-card p {
    margin-bottom: 20px;
    color: #374151;
    line-height: 1.6;
}

.engine-types,
.store-categories,
.equipment-types {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 20px;
}

.engine-type h4,
.category h4,
.type h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #374151;
    margin-bottom: 10px;
}

.engine-type ul,
.parts-list,
.machinery-list,
.electrical-list,
.category ul,
.type ul {
    list-style: none;
}

.engine-type li,
.parts-list li,
.machinery-list li,
.electrical-list li,
.category li,
.type li {
    padding: 5px 0;
    color: #6b7280;
    position: relative;
    padding-left: 15px;
}

.engine-type li:before,
.parts-list li:before,
.machinery-list li:before,
.electrical-list li:before,
.category li:before,
.type li:before {
    content: "•";
    color: #1e3a8a;
    position: absolute;
    left: 0;
}

.parts-list,
.machinery-list,
.electrical-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 5px;
    margin-top: 15px;
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background: #f3f4f6;
}

.contact-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 50px;
}

.contact-info h3,
.address h3 {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: #1e3a8a;
}

.contact-info p {
    margin-bottom: 2rem;
    font-size: 1.1rem;
    line-height: 1.7;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.contact-item h4 {
    font-weight: 600;
    color: #374151;
    margin-bottom: 8px;
}

.contact-link {
    display: block;
    color: #1e3a8a;
    text-decoration: none;
    font-weight: 500;
    margin: 5px 0;
    transition: color 0.3s ease;
}

.contact-link:hover {
    color: #374151;
    text-decoration: underline;
}

.address-card {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.address-card h4 {
    color: #1e3a8a;
    font-weight: 600;
    margin-bottom: 15px;
}

.address-card p {
    color: #374151;
    line-height: 1.6;
    margin-bottom: 5px;
}

/* Footer */
.footer {
    background: #1e3a8a;
    color: white;
    padding: 40px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 30px;
}

.footer-info h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.footer-contact p {
    margin-bottom: 5px;
}

.footer-contact a {
    color: #e5e7eb;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-contact a:hover {
    color: white;
    text-decoration: underline;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #374151;
    color: #e5e7eb;
}

/* Responsive Design */
@media (max-width: 768px) {
    .service-imgs {
        grid-template-columns: 1fr;
    }
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: #1e3a8a;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        padding: 20px 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .engine-types,
    .store-categories,
    .equipment-types {
        grid-template-columns: 1fr;
    }
    
    .values-list {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-buttons {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.8rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .service-card {
        padding: 20px;
    }
    
    .parts-list,
    .machinery-list,
    .electrical-list {
        grid-template-columns: 1fr;
    }
	.service-extra {
  overflow: hidden;
  max-height: 0;
  transition: max-height .4s ease;

	}