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

:root {
    --primary: #2c3e50;
    --secondary: #3498db;
    --accent: #1abc9c;
    --light: #ecf0f1;
    --dark: #1a252f;
    --text: #333;
    --text-light: #666;
    --white: #fff;
    --shadow: 0 2px 15px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    line-height: 1.7;
    color: var(--text);
    background: var(--white);
}

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

header {
    background: var(--white);
    box-shadow: var(--shadow);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
    letter-spacing: -0.5px;
}

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

nav ul {
    display: flex;
    list-style: none;
    gap: 35px;
}

nav a {
    text-decoration: none;
    color: var(--text);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s;
    position: relative;
}

nav a:hover {
    color: var(--secondary);
}

nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--secondary);
    transition: width 0.3s;
}

nav a:hover::after {
    width: 100%;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.mobile-toggle span {
    width: 25px;
    height: 2px;
    background: var(--primary);
    transition: 0.3s;
}

.hero {
    padding: 160px 0 100px;
    background: linear-gradient(135deg, var(--light) 0%, var(--white) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(52,152,219,0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text h1 {
    font-size: 3rem;
    color: var(--primary);
    line-height: 1.2;
    margin-bottom: 25px;
    font-weight: 700;
}

.hero-text p {
    font-size: 1.15rem;
    color: var(--text-light);
    margin-bottom: 35px;
    line-height: 1.8;
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    height: 450px;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

.hero-image::after {
    content: '';
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 100%;
    height: 100%;
    border: 3px solid var(--secondary);
    border-radius: 12px;
    z-index: -1;
}

.btn {
    display: inline-block;
    padding: 14px 35px;
    background: var(--secondary);
    color: var(--white);
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn:hover {
    background: var(--primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--secondary);
    color: var(--secondary);
}

.btn-outline:hover {
    background: var(--secondary);
    color: var(--white);
}

section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.4rem;
    color: var(--primary);
    margin-bottom: 15px;
}

.section-header p {
    color: var(--text-light);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.features {
    background: var(--light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--secondary), var(--accent));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
    font-size: 1.5rem;
    color: var(--white);
}

.feature-card h3 {
    font-size: 1.3rem;
    color: var(--primary);
    margin-bottom: 15px;
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.7;
}

.about-section {
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-images {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.about-images img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.about-images img:first-child {
    grid-column: span 2;
    height: 280px;
}

.about-text h2 {
    font-size: 2.2rem;
    color: var(--primary);
    margin-bottom: 25px;
}

.about-text p {
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-list {
    list-style: none;
    margin: 25px 0;
}

.about-list li {
    padding: 10px 0;
    padding-left: 30px;
    position: relative;
    color: var(--text);
}

.about-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: bold;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.service-card {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.3s;
}

.service-card:hover {
    transform: translateY(-5px);
}

.service-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.service-content {
    padding: 30px;
}

.service-content h3 {
    font-size: 1.4rem;
    color: var(--primary);
    margin-bottom: 15px;
}

.service-content p {
    color: var(--text-light);
    line-height: 1.7;
}

.stats {
    background: var(--primary);
    padding: 80px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    text-align: center;
}

.stat-item h3 {
    font-size: 3rem;
    color: var(--secondary);
    margin-bottom: 10px;
}

.stat-item p {
    color: var(--light);
    font-size: 1rem;
}

.contact-section {
    background: var(--light);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info h2 {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 25px;
}

.contact-info p {
    color: var(--text-light);
    margin-bottom: 30px;
    line-height: 1.8;
}

.contact-details {
    list-style: none;
}

.contact-details li {
    padding: 15px 0;
    border-bottom: 1px solid rgba(0,0,0,0.08);
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.contact-details .icon {
    width: 40px;
    height: 40px;
    background: var(--secondary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    flex-shrink: 0;
}

.contact-details .text strong {
    display: block;
    color: var(--primary);
    margin-bottom: 3px;
}

.contact-details .text span {
    color: var(--text-light);
}

.contact-form {
    background: var(--white);
    padding: 40px;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--primary);
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--light);
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary);
}

.form-group textarea {
    height: 150px;
    resize: vertical;
}

footer {
    background: var(--dark);
    color: var(--light);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand p {
    color: rgba(255,255,255,0.7);
    margin-top: 15px;
    line-height: 1.7;
}

.footer-links h4 {
    color: var(--white);
    margin-bottom: 20px;
    font-size: 1.1rem;
}

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

.footer-links a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    display: block;
    padding: 8px 0;
    transition: color 0.3s;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: rgba(255,255,255,0.5);
    font-size: 0.9rem;
}

.footer-bottom a {
    color: rgba(255,255,255,0.5);
    text-decoration: none;
}

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

.page-header {
    padding: 160px 0 80px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--dark) 100%);
    text-align: center;
    color: var(--white);
}

.page-header h1 {
    font-size: 2.8rem;
    margin-bottom: 15px;
}

.page-header p {
    color: rgba(255,255,255,0.8);
    font-size: 1.15rem;
}

.content-section {
    padding: 80px 0;
}

.content-section h2 {
    font-size: 1.8rem;
    color: var(--primary);
    margin: 40px 0 20px;
}

.content-section h2:first-child {
    margin-top: 0;
}

.content-section p {
    color: var(--text-light);
    margin-bottom: 15px;
    line-height: 1.8;
}

.content-section ul {
    margin: 20px 0;
    padding-left: 25px;
}

.content-section li {
    color: var(--text-light);
    margin-bottom: 10px;
    line-height: 1.7;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.team-card {
    text-align: center;
    background: var(--white);
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.team-card img {
    width: 150px;
    height: 150px;
    object-fit: cover;
    border-radius: 50%;
    margin-bottom: 20px;
}

.team-card h3 {
    color: var(--primary);
    margin-bottom: 5px;
}

.team-card span {
    color: var(--secondary);
    font-size: 0.9rem;
}

.cta-section {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--accent) 100%);
    padding: 80px 0;
    text-align: center;
    color: var(--white);
}

.cta-section h2 {
    font-size: 2.2rem;
    margin-bottom: 20px;
}

.cta-section p {
    margin-bottom: 30px;
    opacity: 0.9;
    font-size: 1.1rem;
}

.cta-section .btn {
    background: var(--white);
    color: var(--secondary);
}

.cta-section .btn:hover {
    background: var(--primary);
    color: var(--white);
}

.image-text-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
    margin: 60px 0;
}

.image-text-block.reverse {
    direction: rtl;
}

.image-text-block.reverse > * {
    direction: ltr;
}

.image-text-block img {
    width: 100%;
    height: 350px;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

@media (max-width: 992px) {
    .hero-content,
    .about-grid,
    .contact-grid,
    .image-text-block {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .team-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero-image::after {
        display: none;
    }

    .image-text-block.reverse {
        direction: ltr;
    }
}

@media (max-width: 768px) {
    .mobile-toggle {
        display: flex;
    }

    nav ul {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        gap: 0;
        box-shadow: var(--shadow);
    }

    nav ul.active {
        display: flex;
    }

    nav ul li {
        padding: 12px 0;
        border-bottom: 1px solid var(--light);
    }

    .hero {
        padding: 120px 0 60px;
    }

    .hero-text h1 {
        font-size: 2.2rem;
    }

    .features-grid,
    .services-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }

    .stat-item h3 {
        font-size: 2.2rem;
    }

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

    .footer-bottom {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }

    .team-grid {
        grid-template-columns: 1fr;
    }

    .page-header h1 {
        font-size: 2rem;
    }

    section {
        padding: 60px 0;
    }

    .image-text-block {
        grid-template-columns: 1fr;
    }
}