:root {
    --primary-color: #1a472a;
    --secondary-color: #2d5a3f;
    --accent-color: #4a7856;
    --text-color: #333;
    --light-gray: #f5f5f5;
    --white: #ffffff;
    --transition: all 0.3s ease;
}

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

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

/* Header & Navigation */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    background-color: var(--white);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo {
    height: 60px;
    width: auto;
}

.logo-text h1 {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.logo-text p {
    font-size: 0.9rem;
    color: var(--secondary-color);
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--primary-color);
    font-weight: 500;
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--accent-color);
}

.hamburger {
    display: none;
    cursor: pointer;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--primary-color);
    margin: 5px 0;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    height: 100vh;
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--primary-color);
    padding: 0 5%;
    margin-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    grid-template-rows: repeat(8, 1fr);
    gap: 2rem;
    transform: rotate(45deg) scale(2);
    transform-origin: center;
    z-index: 1;
    opacity: 0.06;
    padding: 4rem;
}

.hero-background img {
    width: 40px;
    height: 40px;
    object-fit: contain;
    transition: transform 3s ease-in-out;
    margin: auto;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 3rem;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 20px;
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.1),
        inset 0 0 0 1px rgba(0, 0, 0, 0.05);
    transform: translateY(0);
    transition: transform 0.3s ease;
}

.hero-content:hover {
    transform: translateY(-5px);
}

.hero-content h2 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    color: var(--primary-color);
    position: relative;
}

.hero-content h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 2px;
    background: linear-gradient(to right, transparent, var(--primary-color), transparent);
}

.hero-content p {
    font-size: 1.3rem;
    line-height: 1.8;
    color: var(--text-color);
    max-width: 600px;
    margin: 2rem auto 0;
}

/* Sections */
section {
    padding: 3.5rem 5%;
}

section h2 {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--primary-color);
    font-size: 2.5rem;
}

/* Specializations */
.spec-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.spec-item {
    background-color: var(--light-gray);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    transition: var(--transition);
}

.spec-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(26, 71, 42, 0.2);
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.about-section {
    background-color: var(--light-gray);
    padding: 2rem;
    border-radius: 10px;
}

.about-section h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.about-section ul {
    list-style-position: inside;
    margin: 1rem 0;
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.service-item {
    text-align: center;
    padding: 2rem;
    background-color: var(--light-gray);
    border-radius: 10px;
    transition: var(--transition);
}

.service-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(26, 71, 42, 0.2);
}

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

/* B12 Section */
.b12-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.b12-section {
    background-color: var(--light-gray);
    padding: 2rem;
    border-radius: 10px;
}

/* Pricing Table */
.pricing-table {
    max-width: 800px;
    margin: 0 auto;
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 2rem;
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

th {
    background-color: var(--primary-color);
    color: var(--white);
    font-weight: bold;
}

/* Contact Section */
.contact-info {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    max-width: 800px;
    margin: 2rem auto;
    gap: 2rem;
}

.contact-item {
    text-align: center;
    padding: 2.5rem;
    background-color: var(--light-gray);
    border-radius: 10px;
    transition: var(--transition);
    text-decoration: none;
    color: var(--text-color);
    display: block;
}

.contact-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(26, 71, 42, 0.2);
    background-color: var(--white);
}

.contact-item i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.contact-item h3 {
    color: var(--primary-color);
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
}

.contact-item p {
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--text-color);
}

.contact-email {
    text-align: center;
    margin: 1.5rem auto;
    font-size: 1.1rem;
}

.contact-email a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.contact-email a:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

/* Footer */
footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 3rem 5% 2rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

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

.footer-section h4 {
    color: var(--white);
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-section h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 2px;
    background-color: var(--accent-color);
}

.footer-section p {
    margin: 0.8rem 0;
    font-size: 1rem;
    opacity: 0.9;
}

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

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

.footer-section i {
    margin-right: 0.5rem;
    color: var(--accent-color);
}

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

.footer-bottom p {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        background-color: var(--white);
        padding: 1rem;
        flex-direction: column;
        gap: 1rem;
        box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    }

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

    .hamburger {
        display: block;
    }

    .hero-content {
        padding: 2rem;
        margin: 0 1rem;
    }
    
    .hero-content h2 {
        font-size: 2.5rem;
    }
    
    .hero-content p {
        font-size: 1.1rem;
    }

    section {
        padding: 2.5rem 5%;
    }

    section h2 {
        font-size: 2rem;
        margin-bottom: 1.5rem;
    }

    .contact-info {
        gap: 1.5rem;
        margin: 1.5rem auto;
    }

    footer {
        padding: 2.5rem 5% 1.5rem;
    }

    .footer-info {
        gap: 1.5rem;
        margin-bottom: 1.5rem;
    }

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

    .footer-section h4::after {
        left: 50%;
        transform: translateX(-50%);
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

section {
    animation: fadeIn 1s ease-out;
}