/* Reset и базовые стили */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Цвета */
    --primary-black: #000000;
    --primary-white: #FFFFFF;
    --dark-gray: #333333;
    --medium-gray: #666666;
    --light-gray: #CCCCCC;
    --very-light-gray: #F5F5F5;
    --border-gray: #E0E0E0;
    --accent-gold: #D4AF37;
    
    /* Шрифты */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    
    /* Размеры */
    --container-width: 1200px;
    --header-height: 80px;
    
    /* Анимации */
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--dark-gray);
    background-color: var(--primary-white);
    overflow-x: hidden;
}

h1{
    color:var(--primary-white);
}

h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    color: var(--primary-black);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; margin-bottom: 3rem; }
h3 { font-size: 1.75rem; margin-bottom: 1rem; }
h4 { font-size: 1.25rem; margin-bottom: 0.5rem; }

p {
    margin-bottom: 1rem;
}

p1{
    color: var(--primary-white);
}
a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

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

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section-title {
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 3px;
    position: relative;
    padding-bottom: 1.5rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background-color: var(--primary-black);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--primary-white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: var(--transition);
}

.header.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: var(--header-height);
}

.logo a {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--primary-black);
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-link {
    font-family: var(--font-heading);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.875rem;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-black);
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

/* Burger Menu */
.burger-menu {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 30px;
    height: 30px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.burger-menu span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--primary-black);
    margin: 3px 0;
    transition: var(--transition);
}

.burger-menu.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.burger-menu.active span:nth-child(2) {
    opacity: 0;
}

.burger-menu.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: var(--header-height);
    left: -100%;
    width: 100%;
    height: calc(100vh - var(--header-height));
    background-color: var(--primary-white);
    transition: left 0.3s ease;
    z-index: 999;
}

.mobile-menu.active {
    left: 0;
}

.mobile-nav-list {
    list-style: none;
    padding: 2rem;
}

.mobile-nav-link {
    display: block;
    padding: 1rem 0;
    font-family: var(--font-heading);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-bottom: 1px solid var(--border-gray);
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: url('../images/hero/hero-bg.jpg') center/cover no-repeat;
    background-attachment: fixed;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.6));
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: var(--rimary-whitep);
}

.hero-title {
    font-size: 4rem;
    font-weight: 300;
    letter-spacing: 5px;
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 300;
    margin-bottom: 0.5rem;
    font-family: var(--font-body);
}

.hero-description {
    font-size: 1.125rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background-color: transparent;
    border: 2px solid var(--primary-white);
    color: var(--primary-white);
    font-family: var(--font-heading);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
}

.cta-button:hover {
    background-color: var(--primary-white);
    color: var(--primary-black);
    transform: translateY(-2px);
}

/* About Section */
.about {
    padding: 100px 0;
    background-color: var(--primary-white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.about-image {
    position: relative;
    overflow: hidden;
}

.about-image img {
    width: 100%;
    height: auto;
    filter: grayscale(100%);
    transition: filter 0.5s ease;
}

.about-image:hover img {
    filter: grayscale(0%);
}

.about-text h3 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.about-subtitle {
    color: var(--medium-gray);
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
}

.achievements {
    display: flex;
    gap: 2rem;
    margin: 2rem 0;
}

.achievement {
    text-align: center;
}

.achievement-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-black);
}

.achievement-text {
    display: block;
    font-size: 0.875rem;
    color: var(--medium-gray);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.philosophy {
    font-style: italic;
    font-size: 1.125rem;
    color: var(--medium-gray);
    border-left: 3px solid var(--primary-black);
    padding-left: 1.5rem;
    margin-top: 2rem;
}

/* Services Section */
.services {
    padding: 100px 0;
    background-color: var(--very-light-gray);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background-color: var(--primary-white);
    padding: 3rem 2rem;
    text-align: center;
    transition: var(--transition);
    border: 1px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-black);
}

.service-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
}

.service-icon img {
    width: 100%;
    height: 100%;
    filter: invert(1);
}

.service-card h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.service-card p {
    color: var(--medium-gray);
    line-height: 1.8;
}

/* Portfolio Section */
.portfolio {
    padding: 100px 0;
    background-color: var(--primary-white);
}

.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background-color: transparent;
    border: 2px solid var(--primary-black);
    color: var(--primary-black);
    font-family: var(--font-heading);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    background-color: var(--primary-black);
    color: var(--primary-white);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.portfolio-item {
    position: relative;
    overflow: hidden;
    cursor: pointer;
    height: 300px;
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
    filter: grayscale(100%);
}

.portfolio-item:hover img {
    transform: scale(1.1);
    filter: grayscale(0%);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-overlay h3 {
    color: var(--primary-white);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.portfolio-overlay p {
    color: var(--light-gray);
    font-size: 1rem;
}

/* Process Section */
.process {
    padding: 100px 0;
    background-color: var(--very-light-gray);
}

.process-timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    position: relative;
}

.process-step {
    text-align: center;
    padding: 2rem 1rem;
}

.step-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-black);
    opacity: 0.1;
    margin-bottom: 1rem;
}

.process-step h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.process-step p {
    color: var(--medium-gray);
    font-size: 0.875rem;
    line-height: 1.6;
}

/* Testimonials Section */
.testimonials {
    padding: 100px 0;
    background-color: var(--primary-white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background-color: var(--very-light-gray);
    padding: 2rem;
    border-left: 3px solid var(--primary-black);
}

.testimonial-content {
    margin-bottom: 1.5rem;
}

.testimonial-content p {
    font-style: italic;
    line-height: 1.8;
    color: var(--dark-gray);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.testimonial-author img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    filter: grayscale(100%);
}

.testimonial-author h4 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.testimonial-author span {
    font-size: 0.875rem;
    color: var(--medium-gray);
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background-color: var(--very-light-gray);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
}

.contact-form-wrapper h3,
.contact-info h3 {
    margin-bottom: 2rem;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid var(--border-gray);
    background-color: var(--primary-white);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
}

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

.submit-btn {
    padding: 1rem 2.5rem;
    background-color: var(--primary-black);
    color: var(--primary-white);
    border: none;
    font-family: var(--font-heading);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition);
}

.submit-btn:hover {
    background-color: var(--dark-gray);
    transform: translateY(-2px);
}

.contact-item {
    margin-bottom: 1.5rem;
}

.contact-item strong {
    display: block;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.875rem;
}

.contact-item a {
    color: var(--dark-gray);
}

.contact-item a:hover {
    color: var(--primary-black);
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--primary-black);
    border-radius: 50%;
    transition: var(--transition);
}

.social-links a:hover {
    transform: translateY(-3px);
    background-color: var(--dark-gray);
}

.social-links img {
    width: 20px;
    height: 20px;
    filter: brightness(0) invert(1);
}

/* QR код блок */
.qr-code-block {
    margin-top: 2rem;
    text-align: center;
}

.qr-code {
    width: 120px;
    height: 120px;
    margin: 0 auto;
    padding: 10px;
    background-color: var(--primary-white);
    border: 2px solid var(--border-gray);
}

.qr-code-text {
    margin-top: 0.5rem;
    font-size: 0.75rem;
    color: var(--medium-gray);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Footer */
.footer {
    background-color: var(--primary-black);
    color: var(--primary-white);
    padding: 2rem 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-qr {
    display: flex;
    align-items: center;
}

.footer-qr-code {
    width: 60px;
    height: 60px;
    background-color: var(--primary-white);
    padding: 5px;
    border-radius: 5px;
}

.footer-center {
    display: flex;
    gap: 2rem;
}

.footer-center a,
.footer a {
    color: var(--primary-white);
    font-size: 0.875rem;
}

.footer-center a:hover {
    color: var(--light-gray);
}

.footer-right {
    display: flex;
    gap: 1rem;
}

.footer-right a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 35px;
    height: 35px;
    border: 1px solid var(--primary-white);
    border-radius: 50%;
    transition: var(--transition);
}

.footer-right a:hover {
    background-color: var(--primary-white);
}

.footer-right a:hover img {
    filter: brightness(0);
}

.footer-right img {
    width: 16px;
    height: 16px;
    filter: brightness(0) invert(1);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
}

.modal-content {
    position: relative;
    margin: 5% auto;
    padding: 20px;
    width: 90%;
    max-width: 900px;
}

.modal-close {
    position: absolute;
    top: -40px;
    right: 0;
    color: var(--primary-white);
    font-size: 2rem;
    cursor: pointer;
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--light-gray);
}

#modal-image {
    width: 100%;
    height: auto;
}

.modal-info {
    background-color: var(--primary-white);
    padding: 2rem;
    margin-top: 1rem;
}

.modal-info h3 {
    margin-bottom: 1rem;
}

.modal-info p {
    color: var(--medium-gray);
}