@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Oswald:wght@400;500;600;700&display=swap');

:root {
    --primary-color: #1a3a5c;
    --primary-light: #2a5a8c;
    --primary-dark: #0f2440;
    --secondary-color: #d4a54a;
    --secondary-light: #e8c06a;
    --secondary-dark: #b8893a;
    --accent-color: #e85d3a;
    --accent-light: #ff7a5c;
    --text-color: #2c3e50;
    --text-light: #6b7b8d;
    --text-white: #ffffff;
    --bg-color: #f8f9fa;
    --bg-white: #ffffff;
    --bg-dark: #1a2332;
    --bg-section: #f0f2f5;
    --border-color: #e1e5eb;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.2);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-color);
    background-color: var(--bg-color);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Oswald', sans-serif;
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: 0.02em;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-title {
    font-size: 2.5rem;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    text-align: center;
    margin-bottom: 3rem;
    font-weight: 400;
}

.btn {
    display: inline-block;
    padding: 14px 32px;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    letter-spacing: 0.02em;
}

.btn-primary {
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
    color: var(--text-white);
    box-shadow: 0 4px 15px rgba(212, 165, 74, 0.4);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--secondary-light), var(--secondary-color));
    box-shadow: 0 6px 20px rgba(212, 165, 74, 0.5);
    transform: translateY(-2px);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-white);
    border: 2px solid var(--text-white);
    backdrop-filter: blur(4px);
}

.btn-outline:hover {
    background: var(--text-white);
    color: var(--primary-color);
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--text-white);
    transform: translateY(-2px);
}

.btn-large {
    padding: 18px 42px;
    font-size: 1.1rem;
}

.btn-full {
    width: 100%;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(26, 35, 50, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.header.scrolled {
    background: rgba(26, 35, 50, 0.98);
    box-shadow: var(--shadow-md);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 1001;
}

.logo-icon {
    font-size: 1.8rem;
}

.logo-text {
    font-family: 'Oswald', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-white);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.95rem;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--text-white);
    background: rgba(255, 255, 255, 0.1);
}

.header-cta {
    display: inline-block;
    padding: 10px 24px;
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
    color: var(--text-white);
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.header-cta:hover {
    background: linear-gradient(135deg, var(--secondary-light), var(--secondary-color));
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(212, 165, 74, 0.4);
}

.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
    gap: 6px;
    padding: 0;
}

.hamburger-line {
    display: block;
    width: 28px;
    height: 3px;
    background: var(--text-white);
    border-radius: 3px;
    transition: var(--transition);
    transform-origin: center;
}

.hamburger.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.hamburger.active .hamburger-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.hamburger.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: url('https://images.pexels.com/photos/2219024/pexels-photo-2219024.jpeg?auto=compress&cs=tinysrgb&w=1920') center/cover no-repeat;
    padding-top: 80px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(15, 36, 64, 0.92) 0%, rgba(26, 58, 92, 0.85) 50%, rgba(26, 35, 50, 0.9) 100%);
    z-index: 1;
}

.hero .container {
    position: relative;
    z-index: 2;
}

.hero-content {
    max-width: 700px;
}

.hero-title {
    font-size: 3.8rem;
    color: var(--text-white);
    margin-bottom: 1.2rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 2.5rem;
    line-height: 1.8;
    font-weight: 400;
}

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

.stats {
    background: var(--primary-color);
    padding: 60px 0;
    position: relative;
}

.stats::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--secondary-color), var(--accent-color), var(--secondary-color));
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    text-align: center;
}

.stat-item {
    padding: 20px;
}

.stat-number {
    font-family: 'Oswald', sans-serif;
    font-size: 3rem;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 8px;
    font-variant-numeric: tabular-nums;
    min-width: 120px;
    display: inline-block;
    text-align: center;
}

.stat-label {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.about {
    padding: 100px 0;
    background: var(--bg-white);
}

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

.about-image {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-image::after {
    content: '';
    position: absolute;
    bottom: -10px;
    right: -10px;
    width: 60%;
    height: 60%;
    border: 4px solid var(--secondary-color);
    border-radius: var(--radius-md);
    z-index: -1;
}

.about-image img {
    width: 100%;
    height: 450px;
    object-fit: cover;
    transition: var(--transition-slow);
}

.about-image:hover img {
    transform: scale(1.03);
    filter: brightness(1.05);
}

.about-content .section-title {
    text-align: left;
    font-size: 2.2rem;
    margin-bottom: 0.3rem;
}

.about-content .section-subtitle {
    text-align: left;
    margin-bottom: 1.5rem;
    color: var(--secondary-color);
    font-weight: 500;
}

.about-text {
    font-size: 1rem;
    color: var(--text-light);
    margin-bottom: 1rem;
    line-height: 1.8;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin: 1.5rem 0 2rem;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
    color: var(--text-color);
}

.about-feature-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
    color: var(--text-white);
    border-radius: 50%;
    font-size: 0.8rem;
    font-weight: 700;
    flex-shrink: 0;
}

.services {
    padding: 100px 0;
    background: var(--bg-section);
}

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

.service-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    background: var(--bg-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--secondary-color);
}

.service-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.service-card:nth-child(1):hover .service-image img {
    transform: scale(1.08) rotate(1deg);
}

.service-card:nth-child(2):hover .service-image img {
    transform: scale(1.1);
    filter: brightness(1.1);
}

.service-card:nth-child(3):hover .service-image img {
    filter: saturate(1.3);
    transform: scale(1.05);
}

.service-card:nth-child(4):hover .service-image img {
    transform: scale(1.08) rotate(-1deg);
}

.service-card:nth-child(5):hover .service-image img {
    transform: scale(1.12);
    filter: contrast(1.1);
}

.service-card:nth-child(6):hover .service-image img {
    filter: brightness(1.15);
    transform: scale(1.06);
}

.service-content {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    padding: 24px;
}

.service-title {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 12px;
    min-height: 40px;
    display: flex;
    align-items: center;
}

.service-text {
    font-size: 0.95rem;
    color: var(--text-light);
    line-height: 1.7;
    flex-grow: 1;
    margin-bottom: 16px;
}

.service-modal-btn {
    margin-top: auto;
    align-self: flex-start;
}

.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(212, 165, 74, 0.15) 0%, transparent 70%);
    border-radius: 50%;
}

.cta-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(232, 93, 58, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.cta-content {
    text-align: center;
    position: relative;
    z-index: 2;
}

.cta-title {
    font-size: 2.5rem;
    color: var(--text-white);
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.cta-text {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.portfolio {
    padding: 100px 0;
    background: var(--bg-white);
}

.results-description {
    text-align: center;
    color: var(--text-light);
    font-style: italic;
    margin-bottom: 3rem;
    font-size: 0.95rem;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.portfolio-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    height: 280px;
    box-shadow: var(--shadow-sm);
    cursor: pointer;
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.portfolio-item:nth-child(odd):hover img {
    transform: scale(1.1);
    filter: brightness(0.85);
}

.portfolio-item:nth-child(even):hover img {
    transform: scale(1.08) rotate(2deg);
    filter: brightness(0.85);
}

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px;
    background: linear-gradient(transparent, rgba(15, 36, 64, 0.9));
    transform: translateY(100%);
    transition: var(--transition);
}

.portfolio-item:hover .portfolio-overlay {
    transform: translateY(0);
}

.portfolio-overlay h3 {
    font-size: 1.2rem;
    color: var(--text-white);
    margin-bottom: 4px;
}

.portfolio-overlay p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
}

.testimonials {
    padding: 100px 0;
    background: var(--bg-section);
}

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

.testimonial-card {
    background: var(--bg-white);
    border-radius: var(--radius-md);
    padding: 32px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border-left: 4px solid var(--secondary-color);
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 16px;
    right: 24px;
    font-size: 4rem;
    color: var(--secondary-color);
    opacity: 0.2;
    font-family: Georgia, serif;
    line-height: 1;
}

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

.testimonial-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.testimonial-photo {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--secondary-color);
    flex-shrink: 0;
}

.testimonial-info {
    display: flex;
    flex-direction: column;
}

.testimonial-name {
    font-family: 'Oswald', sans-serif;
    font-size: 1.1rem;
    color: var(--primary-color);
    font-weight: 600;
}

.testimonial-stars {
    color: var(--secondary-color);
    font-size: 1rem;
    letter-spacing: 2px;
}

.testimonial-text {
    font-size: 0.95rem;
    color: var(--text-light);
    line-height: 1.8;
    font-style: italic;
}

.contact {
    padding: 100px 0;
    background: var(--bg-white);
}

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

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    background: var(--bg-section);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.contact-info-item:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-sm);
}

.contact-icon {
    font-size: 1.6rem;
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: var(--radius-sm);
}

.contact-info-item h4 {
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    color: var(--text-light);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}

.contact-info-item p {
    font-size: 1rem;
    color: var(--text-color);
    font-weight: 500;
}

.contact-form-wrapper {
    background: var(--bg-section);
    padding: 40px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-color);
}

.required {
    color: var(--accent-color);
    font-weight: 700;
}

.form-group input,
.form-group textarea {
    padding: 14px 18px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    color: var(--text-color);
    background: var(--bg-white);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(26, 58, 92, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #adb5bd;
}

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

.footer {
    background: var(--bg-dark);
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.footer-logo .logo-text {
    font-size: 1.3rem;
}

.footer-description {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.footer-socials {
    display: flex;
    gap: 12px;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.2rem;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--secondary-color);
    color: var(--text-white);
    transform: translateY(-3px) scale(1.1);
}

.footer-title {
    font-family: 'Oswald', sans-serif;
    font-size: 1.1rem;
    color: var(--text-white);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.95rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--secondary-color);
    padding-left: 5px;
}

.footer-contacts {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-contacts li {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.95rem;
    line-height: 1.6;
}

.footer-bottom {
    padding: 24px 0;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.9rem;
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.active {
    display: flex;
    opacity: 1;
}

.modal-content {
    background: var(--bg-white);
    border-radius: var(--radius-md);
    padding: 40px;
    max-width: 600px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.modal.active .modal-content {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 40px;
    height: 40px;
    border: none;
    background: var(--bg-section);
    border-radius: 50%;
    font-size: 1.5rem;
    color: var(--text-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.modal-close:hover {
    background: var(--accent-color);
    color: var(--text-white);
}

.modal-content h3 {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 16px;
    padding-right: 40px;
}

.modal-content p {
    font-size: 1rem;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 16px;
}

.modal-content ul {
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.modal-content li {
    font-size: 0.95rem;
    color: var(--text-color);
    padding-left: 8px;
}

.modal-cta {
    margin-top: 8px;
}

.comparison-slider {
    position: relative;
    width: 100%;
    max-width: 800px;
    margin: 2rem auto;
    overflow: hidden;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    cursor: ew-resize;
    user-select: none;
}

.comparison-images {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
}

.comparison-before,
.comparison-after {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.comparison-before {
    z-index: 1;
}

.comparison-after {
    z-index: 2;
    clip-path: polygon(50% 0, 100% 0, 100% 100%, 50% 100%);
    transition: clip-path 0.05s ease;
}

.comparison-label {
    position: absolute;
    top: 20px;
    padding: 8px 16px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    font-weight: 600;
    border-radius: var(--radius-sm);
    z-index: 10;
    pointer-events: none;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.comparison-before .comparison-label {
    left: 20px;
}

.comparison-after .comparison-label {
    right: 20px;
}

.comparison-handle {
    position: absolute;
    top: 0;
    left: 50%;
    width: 4px;
    height: 100%;
    background: white;
    z-index: 5;
    transform: translateX(-50%);
    pointer-events: none;
}

.comparison-divider {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 50px;
    height: 50px;
    background: white;
    border-radius: 50%;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    pointer-events: all;
    cursor: ew-resize;
}

.comparison-divider::before,
.comparison-divider::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 12px;
    height: 12px;
    border-top: 3px solid #333;
    transform: translateY(-50%);
}

.comparison-divider::before {
    left: 12px;
    border-left: 3px solid #333;
    transform: translateY(-50%) rotate(-45deg);
}

.comparison-divider::after {
    right: 12px;
    border-right: 3px solid #333;
    transform: translateY(-50%) rotate(45deg);
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.animate {
    opacity: 1;
    transform: translateY(0);
}

.no-js .animate-on-scroll,
noscript ~ * .animate-on-scroll {
    opacity: 1;
    transform: none;
}

.toast-notification {
    position: fixed;
    top: 20px;
    right: -350px;
    z-index: 9999;
    padding: 15px 20px;
    border-radius: 8px;
    color: white;
    font-weight: 500;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    max-width: 300px;
    transition: right 0.3s ease-out;
    font-family: 'Inter', sans-serif;
}

.toast-notification.show {
    right: 20px;
}

.toast-notification.success {
    background: #28a745;
}

.toast-notification.error {
    background: #dc3545;
}

@media (max-width: 1024px) {
    .section-title {
        font-size: 2rem;
    }

    .hero-title {
        font-size: 3rem;
    }

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

    .about-grid {
        gap: 40px;
    }

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

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

    .nav {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: rgba(26, 35, 50, 0.98);
        display: flex;
        align-items: center;
        justify-content: center;
        transform: translateX(-100%);
        transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 999;
    }

    .nav.active {
        transform: translateX(0);
    }

    .nav-list {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

    .nav-link {
        font-size: 1.3rem;
        padding: 12px 24px;
    }

    .header-cta {
        display: none;
    }

    .hero-title {
        font-size: 2.4rem;
    }

    .hero-subtitle {
        font-size: 1.05rem;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 12px;
    }

    .hero-buttons .btn {
        text-align: center;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .stat-number {
        font-size: 2.4rem;
    }

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

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

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

    .about-content .section-title,
    .about-content .section-subtitle {
        text-align: center;
    }

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

    .services-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }

    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .portfolio-item {
        height: 200px;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }

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

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

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }

    .footer-socials {
        justify-content: center;
    }

    .footer-links a:hover {
        padding-left: 0;
    }

    .cta-title {
        font-size: 1.8rem;
    }

    .modal-content {
        padding: 24px;
        margin: 10px;
    }

    .comparison-slider {
        max-width: 100%;
        border-radius: var(--radius-sm);
    }

    .comparison-divider {
        width: 40px;
        height: 40px;
    }

    .comparison-label {
        padding: 6px 12px;
        font-size: 12px;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 16px;
    }

    .section-title {
        font-size: 1.7rem;
    }

    .section-subtitle {
        font-size: 0.95rem;
        margin-bottom: 2rem;
    }

    .hero {
        min-height: 90vh;
    }

    .hero-title {
        font-size: 2rem;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }

    .stat-number {
        font-size: 2rem;
    }

    .stat-label {
        font-size: 0.8rem;
    }

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

    .portfolio-item {
        height: 220px;
    }

    .btn {
        padding: 12px 24px;
        font-size: 0.95rem;
    }

    .btn-large {
        padding: 14px 32px;
    }

    .toast-notification {
        right: -100%;
        left: auto;
        max-width: calc(100% - 40px);
    }

    .toast-notification.show {
        right: 20px;
    }
}

@media (max-width: 360px) {
    .hero-title {
        font-size: 1.7rem;
    }

    .header-inner {
        height: 70px;
    }

    .stat-number {
        font-size: 1.8rem;
    }
}