* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2c3e50;
    --secondary-color: #e67e22;
    --accent-color: #3498db;
    --text-color: #333;
    --light-bg: #f8f9fa;
    --white: #ffffff;
    --shadow: 0 2px 15px rgba(0,0,0,0.1);
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
}

/* Navbar Styles */
.navbar {
    background: var(--white);
    box-shadow: var(--shadow);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-color);
}

.nav-logo span {
    color: var(--secondary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 1.5rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.3s;
}

.nav-link:hover,
.nav-link.active {
    color: var(--secondary-color);
}

.nav-auth {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.auth-btn-nav {
    background: var(--secondary-color);
    color: var(--white);
    border: none;
    padding: 0.5rem 1.5rem;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 500;
}

.user-welcome {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logout-btn {
    background: transparent;
    border: 1px solid var(--secondary-color);
    color: var(--secondary-color);
    padding: 0.3rem 1rem;
    border-radius: 5px;
    cursor: pointer;
}

.hamburger {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero-section {
    height: 100vh;
    background: white;
    display: flex;
    align-items: center;
    margin-top: -80px;
    padding: 80px 4rem 0;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    width: 100%;
}

.hero-text h1 {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-text p {
    font-size: 1.3rem;
    color: var(--text-color);
    line-height: 1.6;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.15);
}

@media (max-width: 768px) {
    .hero-section {
        padding: 80px 2rem 2rem;
        height: auto;
        min-height: 100vh;
    }
    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .hero-text h1 {
        font-size: 2.5rem;
    }
}

/* Main Content */
#main-content {
    margin-top: 80px;
    min-height: calc(100vh - 80px - 300px);
    padding: 2rem;
}

/* Page Styles */
.page {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.page h1 {
    color: var(--primary-color);
    margin-bottom: 2rem;
    text-align: center;
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.product-card {
    background: var(--white);
    border: 1px solid #e7e7e7;
    border-radius: 8px;
    padding: 0;
    text-align: center;
    transition: box-shadow 0.2s, transform 0.2s;
    cursor: pointer;
    overflow: hidden;
}

.product-card:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    transform: translateY(-2px);
}

.product-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-bottom: 1px solid #e7e7e7;
}

.product-card h3 {
    font-size: 1rem;
    font-weight: 500;
    color: #0F1111;
    margin: 0.8rem 0.5rem 0.3rem;
    line-height: 1.3;
}

.product-card p {
    font-size: 0.85rem;
    color: #565959;
    margin: 0 0.5rem 0.5rem;
}

.product-card .price {
    font-size: 1.2rem;
    font-weight: 600;
    color: #B12704;
    margin: 0.5rem;
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--light-bg);
    border-radius: 10px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s;
}

.service-card:hover {
    background: var(--secondary-color);
    color: var(--white);
}

.service-card i {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.service-card:hover i {
    color: var(--white);
}

/* About Page */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    margin-bottom: 3rem;
}

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

.stats {
    display: flex;
    justify-content: space-around;
    margin-top: 2rem;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 600;
    color: var(--secondary-color);
}

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

.team-card {
    background: white;
    border: 1px solid #e7e7e7;
    border-radius: 10px;
    padding: 1.5rem;
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
}

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

.team-card img {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 1rem;
}

.team-card h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.team-card p {
    color: var(--text-color);
    font-size: 0.95rem;
}

/* Contact Page */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
}

.contact-info {
    background: var(--light-bg);
    padding: 2rem;
    border-radius: 10px;
}

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

.info-item i {
    font-size: 1.5rem;
    color: var(--secondary-color);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-form input,
.contact-form textarea {
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 5px;
}

.contact-form textarea {
    height: 150px;
}

.submit-btn {
    background: var(--secondary-color);
    color: var(--white);
    border: none;
    padding: 1rem;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 500;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 2000;
}

.modal-content {
    position: relative;
    background: var(--white);
    max-width: 500px;
    max-height: 90vh;
    margin: 20px auto;
    padding: 2rem;
    border-radius: 10px;
    animation: slideDown 0.3s ease;
    overflow-y: auto;
}

@keyframes slideDown {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.close-modal {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    font-size: 2rem;
    cursor: pointer;
}

.auth-toggle {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.toggle-btn {
    background: transparent;
    border: none;
    padding: 0.5rem 2rem;
    font-size: 1.1rem;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all 0.3s;
}

.toggle-btn.active {
    border-bottom-color: var(--secondary-color);
    color: var(--secondary-color);
}

.auth-form {
    display: none;
}

.auth-form.active {
    display: block;
}

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

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

.form-group input {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 5px;
}

.auth-btn {
    width: 100%;
    background: var(--secondary-color);
    color: var(--white);
    border: none;
    padding: 1rem;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 500;
}

/* Footer */
.footer {
    background: var(--primary-color);
    color: var(--white);
    padding: 3rem 0 1rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    padding: 0 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: var(--white);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: var(--secondary-color);
}

.footer-bottom {
    text-align: center;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: block;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow);
    }

    .nav-menu.active {
        display: flex;
    }

    .about-content,
    .contact-container {
        grid-template-columns: 1fr;
    }

    .modal-content {
        width: 90%;
        margin: 20px auto;
    }
}