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

:root {
    --primary: #D84315;
    --primary-dark: #BF360C;
    --secondary: #2E7D32;
    --accent: #FF6F00;
    --text-dark: #1A1A1A;
    --text-gray: #4A4A4A;
    --text-light: #757575;
    --bg-light: #FAFAFA;
    --bg-white: #FFFFFF;
    --border: #E0E0E0;
    --shadow: rgba(0, 0, 0, 0.1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--bg-white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header & Navigation */
header {
    background: var(--bg-white);
    box-shadow: 0 2px 8px var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 700;
    color: var(--text-dark);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 32px;
}

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

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

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    border-radius: 2px;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #FFF3E0 0%, #FFE0B2 100%);
    padding: 80px 0;
}

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

.hero-text h1 {
    font-size: 48px;
    font-weight: 800;
    line-height: 1.2;
    color: var(--text-dark);
    margin-bottom: 24px;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-gray);
    margin-bottom: 32px;
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-image img {
    width: 100%;
    height: 400px;
    border-radius: 16px;
    box-shadow: 0 12px 32px rgba(216, 67, 21, 0.2);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 32px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    text-align: center;
    min-height: 48px;
    line-height: 1.4;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(216, 67, 21, 0.3);
}

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

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

.btn-full {
    width: 100%;
}

/* Services Section */
.services {
    padding: 80px 0;
    background: var(--bg-white);
}

.services h2 {
    text-align: center;
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-dark);
}

.section-intro {
    text-align: center;
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 48px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.service-card {
    background: var(--bg-white);
    padding: 40px 32px;
    border-radius: 12px;
    border: 2px solid var(--border);
    transition: all 0.3s;
}

.service-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: 0 12px 24px var(--shadow);
}

.service-icon {
    margin-bottom: 24px;
}

.service-card h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-dark);
}

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

/* Image Highlight Section */
.image-highlight {
    padding: 80px 0;
    background: var(--bg-light);
}

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

.highlight-image img {
    width: 100%;
    height: 450px;
    border-radius: 12px;
    box-shadow: 0 8px 24px var(--shadow);
}

.highlight-text h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--text-dark);
}

.highlight-text p {
    font-size: 18px;
    color: var(--text-gray);
    margin-bottom: 32px;
    line-height: 1.7;
}

.check-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.check-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 16px;
    color: var(--text-gray);
}

/* Advantages Section */
.advantages {
    padding: 80px 0;
    background: var(--bg-white);
}

.advantages h2 {
    text-align: center;
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 56px;
    color: var(--text-dark);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 32px;
}

.advantage-card {
    background: linear-gradient(135deg, #FFF3E0 0%, #FFECB3 100%);
    padding: 40px 28px;
    border-radius: 12px;
    position: relative;
    overflow: hidden;
}

.advantage-number {
    font-size: 64px;
    font-weight: 800;
    color: rgba(216, 67, 21, 0.15);
    position: absolute;
    top: 16px;
    right: 20px;
    line-height: 1;
}

.advantage-card h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
    position: relative;
    z-index: 1;
}

.advantage-card p {
    color: var(--text-gray);
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background: linear-gradient(135deg, #FFEBEE 0%, #FFCDD2 100%);
}

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

.contact-info h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.contact-info > p {
    font-size: 18px;
    color: var(--text-gray);
    margin-bottom: 32px;
    line-height: 1.7;
}

.contact-features {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
}

.contact-form-wrapper {
    background: var(--bg-white);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 8px 24px var(--shadow);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 14px;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 16px;
    border: 2px solid var(--border);
    border-radius: 8px;
    font-size: 16px;
    font-family: inherit;
    transition: border-color 0.3s;
    min-height: 48px;
}

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

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.checkbox-group label {
    flex-direction: row;
    align-items: center;
    gap: 12px;
    cursor: pointer;
}

.checkbox-group input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    min-height: auto;
}

.form-message {
    padding: 16px;
    border-radius: 8px;
    font-weight: 500;
    text-align: center;
    display: none;
}

.form-message.success {
    background: #E8F5E9;
    color: #2E7D32;
    border: 2px solid #2E7D32;
    display: block;
}

.form-message.error {
    background: #FFEBEE;
    color: #C62828;
    border: 2px solid #C62828;
    display: block;
}

/* Footer */
footer {
    background: var(--text-dark);
    color: white;
    padding: 48px 0 24px;
}

.footer-content {
    text-align: center;
    margin-bottom: 32px;
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-content p {
    color: #BDBDBD;
}

.footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #9E9E9E;
    font-size: 14px;
}

/* Responsive */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-white);
        flex-direction: column;
        padding: 24px;
        box-shadow: 0 8px 16px var(--shadow);
        display: none;
        gap: 16px;
    }

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

    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-text h1 {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .hero-image img {
        height: 300px;
    }

    .hero-cta {
        flex-direction: column;
    }

    .hero-cta .btn {
        width: 100%;
    }

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

    .highlight-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .highlight-image img {
        height: 300px;
    }

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

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .contact-form-wrapper {
        padding: 24px;
    }

    .services h2,
    .advantages h2 {
        font-size: 32px;
    }

    .contact-info h2,
    .highlight-text h2 {
        font-size: 28px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero {
        padding: 48px 0;
    }

    .services,
    .advantages,
    .contact,
    .image-highlight {
        padding: 56px 0;
    }

    .hero-text h1 {
        font-size: 28px;
    }

    .service-card,
    .advantage-card {
        padding: 28px 20px;
    }
}