/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Цвета из логотипа */
    --primary-orange: #FF6B35;
    --orange-dark: #E55A2B;
    --orange-darker: #CC4A1F;
    --accent-yellow: #FFD700;
    --yellow-orange: #FFA500;
    --yellow-dark: #FF8C00;
    --logo-black: #1A1A1A;
    --logo-gray: #2C2C2C;
    
    /* Светлая тема */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8F9FA;
    --bg-tertiary: #F1F3F4;
    --text-primary: #1A1A1A;
    --text-secondary: #666666;
    --text-muted: #999999;
    --border-color: #E5E5E5;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 4px 16px rgba(0, 0, 0, 0.15);
    
    /* Типографика */
    --font-primary: 'Inter', 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Размеры */
    --container-max-width: 1200px;
    --border-radius: 8px;
    --border-radius-sm: 4px;
    --border-radius-lg: 12px;
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Отступы */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
}

/* Темная тема */
[data-theme="dark"] {
    --bg-primary: #0A0A0A;
    --bg-secondary: #1A1A1A;
    --bg-tertiary: #2A2A2A;
    --text-primary: #FFFFFF;
    --text-secondary: #B3B3B3;
    --text-muted: #808080;
    --border-color: #333333;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 4px 16px rgba(0, 0, 0, 0.4);
}

/* Dark theme with class */
.dark-theme {
    --bg-primary: #0A0A0A;
    --bg-secondary: #1A1A1A;
    --bg-tertiary: #2A2A2A;
    --text-primary: #FFFFFF;
    --text-secondary: #B3B3B3;
    --text-muted: #808080;
    --border-color: #333333;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 4px 16px rgba(0, 0, 0, 0.4);
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
    transition: var(--transition);
}


/* Reading Progress Bar */
.reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: var(--primary-orange);
    z-index: 1002;
    transition: width 0.1s ease;
}

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

/* Header Styles - Минималистичный */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    z-index: 1000;
    transition: var(--transition);
    border-bottom: 1px solid var(--border-color);
}

[data-theme="dark"] .header {
    background: rgba(10, 10, 10, 0.8);
}

.header.scrolled {
    background: var(--bg-primary);
    box-shadow: var(--shadow);
}

.navbar {
    padding: calc(var(--spacing-xs) * 1.2) 0;
}

.nav-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    transition: var(--transition);
    height: 100%;
}

.logo:hover {
    transform: scale(1.02);
}

.logo-img {
    height: 38px;
    width: auto;
    transition: var(--transition);
    flex-shrink: 0;
}

.logo-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
    justify-content: center;
    align-items: flex-start;
}

.company-name {
    font-size: 0.72rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    line-height: 1;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.company-tagline {
    font-size: 0.62rem;
    font-weight: var(--font-weight-regular);
    color: var(--text-secondary);
    line-height: 1;
    white-space: nowrap;
}

/* Логотип в header использует currentColor для адаптации к теме */
.header .logo-img {
    filter: none;
}

.dark-theme .header .logo-img {
    filter: brightness(0) invert(1);
}

/* Логотип в footer остается цветным */
.footer .logo-img {
    filter: none;
}

/* Hero логотип с эффектами */
.hero-logo-img {
    height: 257px;
    width: auto;
    filter: drop-shadow(0 15px 30px rgba(255, 107, 53, 0.4));
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-logo-img:hover {
    transform: scale(1.08) rotateY(5deg);
    filter: drop-shadow(0 20px 40px rgba(255, 107, 53, 0.6));
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
    justify-content: center;
    height: 100%;
}

.nav-menu ul {
    display: flex;
    list-style: none;
    gap: calc(var(--spacing-md) * 0.8);
    margin: 0;
    padding: 0;
    align-items: center;
    height: 100%;
}

.nav-menu a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    font-size: 0.85rem;
    transition: var(--transition);
    position: relative;
    padding: calc(var(--spacing-xs) * 1.1) calc(var(--spacing-sm) * 0.8);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    min-height: 32px;
    white-space: nowrap;
}

.nav-menu a:hover {
    color: var(--primary-orange);
    background: var(--bg-secondary);
}

.nav-menu a.active {
    color: var(--primary-orange);
    background: var(--bg-secondary);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--white);
    margin: 3px 0;
    transition: var(--transition);
}


/* Collapsible Sections */
.collapsible-sections {
    margin-bottom: var(--spacing-xxl);
}

.collapsible-item {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-sm);
    overflow: hidden;
    transition: var(--transition);
}

.collapsible-item:hover {
    box-shadow: var(--shadow);
    border-color: var(--primary-orange);
}

.collapsible-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    cursor: pointer;
    background: var(--bg-primary);
    transition: var(--transition);
    user-select: none;
}

.collapsible-header:hover {
    background: var(--bg-secondary);
}

.collapsible-header h3 {
    font-size: 1.3rem;
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin: 0;
    flex: 1;
}

.collapsible-icon {
    font-size: 1rem;
    color: var(--text-secondary);
    transition: var(--transition);
    margin-left: var(--spacing-sm);
}

.collapsible-item.active .collapsible-icon {
    transform: rotate(180deg);
    color: var(--primary-orange);
}

.collapsible-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    background: var(--bg-secondary);
}

.collapsible-item.active .collapsible-content {
    max-height: 1000px;
    transition: max-height 0.3s ease-in;
}

.collapsible-content p {
    padding: 0 var(--spacing-lg) var(--spacing-md);
    color: var(--text-secondary);
    line-height: 1.7;
    margin: 0;
}

.collapsible-content p:first-child {
    padding-top: var(--spacing-md);
}

.collapsible-content p:last-child {
    padding-bottom: var(--spacing-lg);
}

/* Hero Section - Минималистичный */
.hero {
    min-height: 100vh;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    opacity: 0.5;
}

.hero-content {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--text-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xl);
}

.hero-logo-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
    animation: heroReveal 1.2s ease-out;
}

.hero-logo {
    animation: logoFloat 3s ease-in-out infinite;
}

.hero-text {
    text-align: center;
    animation: textSlideUp 1s ease-out 0.3s both;
}

.hero-title {
    font-size: 3.3rem;
    font-weight: var(--font-weight-bold);
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-orange) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.highlight {
    color: var(--primary-orange);
    position: relative;
}

.accent {
    color: var(--text-secondary);
    font-weight: var(--font-weight-regular);
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto;
    line-height: 1.5;
    opacity: 0.9;
    font-weight: var(--font-weight-regular);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    animation: buttonsSlideUp 1s ease-out 0.6s both;
}

.btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--border-radius);
    font-size: 0.95rem;
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-orange) 0%, var(--orange-dark) 100%);
    color: var(--bg-primary);
    border: 1px solid var(--primary-orange);
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--orange-dark) 0%, var(--orange-darker) 100%);
    color: var(--bg-primary);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.5);
    animation: buttonPulse 2s infinite;
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: linear-gradient(135deg, var(--accent-yellow) 0%, var(--yellow-orange) 100%);
    border-color: var(--accent-yellow);
    color: var(--logo-black);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 25px rgba(255, 215, 0, 0.4);
}

/* Building generator removed */

/* Section Styles */
section {
    padding: var(--spacing-xxl) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xxl);
    position: relative;
}

.section-title {
    font-size: 3rem;
    font-weight: var(--font-weight-bold);
    color: var(--black);
    margin-bottom: var(--spacing-md);
    position: relative;
    display: inline-block;
    white-space: nowrap;
}

.section-title::before {
    content: '';
    position: absolute;
    top: 50%;
    left: -60px;
    width: 40px;
    height: 3px;
    background: var(--gradient-orange);
    border-radius: 2px;
    transform: translateY(-50%);
}

.section-title::after {
    content: '';
    position: absolute;
    top: 50%;
    right: -60px;
    width: 40px;
    height: 3px;
    background: var(--gradient-orange);
    border-radius: 2px;
    transform: translateY(-50%);
}

.section-subtitle {
    font-size: 1.3rem;
    color: var(--medium-gray);
    max-width: 700px;
    margin: 0 auto;
    font-weight: var(--font-weight-regular);
    line-height: 1.6;
}

/* About Section */
.about {
    background: var(--light-gray);
}

.about-content {
    display: block;
    max-width: 800px;
    margin: 0 auto;
}

.about-text h3 {
    font-size: 1.8rem;
    color: var(--black);
    margin-bottom: 1.5rem;
}

.about-text p {
    font-size: 1.1rem;
    color: var(--medium-gray);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.features {
    display: grid;
    gap: 1rem;
    margin-top: 2rem;
}

.feature {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.feature i {
    color: var(--primary-orange);
    font-size: 1.2rem;
}

.feature span {
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
}


/* Empty Sections */
.empty-section {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 300px;
    padding: var(--spacing-xxl) 0;
}

.empty-content {
    text-align: center;
    color: var(--text-secondary);
}

.empty-content i {
    font-size: 4rem;
    color: var(--primary-orange);
    margin-bottom: var(--spacing-md);
    opacity: 0.7;
}

.empty-content h3 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-semibold);
}

.empty-content p {
    font-size: 1rem;
    max-width: 400px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Projects Section */
.projects {
    background: var(--bg-secondary);
}

.projects-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xxl);
}

.project-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.project-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-orange);
}

.project-item:nth-child(even) {
    direction: rtl;
}

.project-item:nth-child(even) > * {
    direction: ltr;
}

.project-card {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    text-decoration: none;
    color: inherit;
    display: block;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-orange);
    text-decoration: none;
    color: inherit;
}

.project-link {
    display: inline-block;
    background: var(--primary-orange);
    color: var(--bg-primary);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: var(--transition);
    margin-top: var(--spacing-md);
    text-align: center;
}

.project-link:hover {
    background: var(--orange-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
    text-decoration: none;
    color: var(--bg-primary);
}

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

.project-photo {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.project-card:hover .project-photo {
    transform: scale(1.05);
}

.project-content {
    padding: var(--spacing-lg);
}

.project-content h3 {
    font-size: 1.3rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-semibold);
}

.project-content p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.project-details {
    display: flex;
    gap: var(--spacing-md);
}

.project-year,
.project-area {
    background: var(--bg-secondary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    font-size: 0.85rem;
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
}

/* News Section */
.news {
    background: var(--bg-primary);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.news-card {
    background: var(--bg-primary);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.news-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-orange);
}

.news-date {
    color: var(--primary-orange);
    font-size: 0.85rem;
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--spacing-sm);
}

.news-card h3 {
    font-size: 1.2rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-semibold);
}

.news-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Blog Section */
.blog {
    background: var(--bg-secondary);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-lg);
}

.blog-card {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.blog-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-orange);
}

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

.blog-photo {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: var(--transition);
}

.blog-card:hover .blog-photo {
    transform: scale(1.05);
}

.blog-content {
    padding: var(--spacing-lg);
}

.blog-meta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.blog-date,
.blog-category {
    font-size: 0.85rem;
    font-weight: var(--font-weight-medium);
}

.blog-date {
    color: var(--text-muted);
}

.blog-category {
    color: var(--primary-orange);
}

.blog-content h3 {
    font-size: 1.3rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-semibold);
}

.blog-content p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.blog-link {
    color: var(--primary-orange);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: var(--transition);
}

.blog-link:hover {
    color: var(--orange-dark);
}

/* Team Section */
.team {
    background: var(--bg-primary);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.team-card {
    background: var(--bg-primary);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    text-align: center;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.team-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-orange);
}

.team-photo {
    margin-bottom: var(--spacing-md);
}

.team-image {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--border-color);
    transition: var(--transition);
}

.team-card:hover .team-image {
    border-color: var(--primary-orange);
    transform: scale(1.05);
}

.team-info h3 {
    font-size: 1.3rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    font-weight: var(--font-weight-semibold);
}

.team-position {
    color: var(--primary-orange);
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--spacing-xs);
}

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

/* Development Notice Styles */
.development-notice {
    text-align: center;
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    padding: 60px 40px;
    box-shadow: var(--shadow-card);
    max-width: 800px;
    margin: 0 auto;
    border: 1px solid var(--border-color);
}

.development-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-orange), var(--orange-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    animation: pulse 2s infinite;
}

.development-icon i {
    font-size: 2rem;
    color: white;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.development-notice h3 {
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.development-notice p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

.development-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.feature-item:hover {
    transform: translateY(-2px);
    background: var(--bg-tertiary);
    border-color: var(--primary-orange);
}

.feature-item i {
    color: #28a745;
    font-size: 1.2rem;
}

.feature-item span {
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
}

/* Services Advantages */
.services-advantages {
    margin-top: var(--spacing-xl);
    text-align: center;
}

.services-advantages h3 {
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xl);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.advantage-item {
    background: var(--bg-primary);
    padding: var(--spacing-lg) var(--spacing-md);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-card);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.advantage-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-orange);
}

.advantage-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-orange), var(--orange-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
}

.advantage-icon i {
    font-size: 1.5rem;
    color: white;
}

.advantage-item h4 {
    font-size: 1.3rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.advantage-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Work Stages Section */
.work-stages {
    background: var(--bg-primary);
    padding: 80px 0;
}

.stages-timeline {
    display: flex;
    flex-direction: column;
    gap: 30px;
    margin-top: 50px;
    position: relative;
}

.stages-timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--primary-orange), var(--orange-dark));
    z-index: 1;
}

.stage-item {
    display: flex;
    align-items: flex-start;
    gap: 30px;
    position: relative;
    z-index: 2;
}

.stage-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-orange), var(--orange-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    flex-shrink: 0;
    box-shadow: 0 5px 15px rgba(255, 107, 53, 0.3);
    transition: var(--transition);
}

.stage-item:hover .stage-number {
    transform: scale(1.1);
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.4);
}

.stage-content {
    background: var(--bg-primary);
    padding: 25px 30px;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-card);
    flex: 1;
    transition: var(--transition);
}

.stage-item:hover .stage-content {
    transform: translateX(10px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-orange);
}

.stage-content h3 {
    font-size: 1.4rem;
    color: var(--text-primary);
    margin-bottom: 10px;
    font-weight: var(--font-weight-semibold);
}

.stage-content p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* Responsive Design for Work Stages */
@media (max-width: 768px) {
    .stages-timeline::before {
        left: 20px;
    }
    
    .stage-item {
        gap: 20px;
    }
    
    .stage-number {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
    
    .stage-content {
        padding: 20px;
    }
    
    .stage-content h3 {
        font-size: 1.2rem;
    }
}

/* Separate Pages Styles */
.news-page, .blog-page, .team-page {
    padding: 120px 0 80px;
    background: var(--bg-primary);
}

.page-title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.page-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

/* News and Blog Grid */
.news-grid, .blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.news-item, .blog-item {
    background: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: var(--transition);
}

.news-item:hover, .blog-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.news-image, .blog-image {
    height: 200px;
    overflow: hidden;
}

.news-image img, .blog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.news-item:hover .news-image img,
.blog-item:hover .blog-image img {
    transform: scale(1.05);
}

.news-content, .blog-content {
    padding: var(--spacing-lg);
}

.news-meta, .blog-meta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    font-size: 0.9rem;
}

.news-date, .blog-date {
    color: var(--text-secondary);
}

.news-category, .blog-category {
    background: var(--primary-orange);
    color: white;
    padding: 4px 8px;
    border-radius: var(--border-radius);
    font-size: 0.8rem;
    font-weight: var(--font-weight-medium);
}

.news-title, .blog-title {
    font-size: 1.3rem;
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.4;
}

.news-excerpt, .blog-excerpt {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.news-link, .blog-link {
    color: var(--primary-orange);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: var(--transition);
}

.news-link:hover, .blog-link:hover {
    color: var(--orange-dark);
    text-decoration: underline;
}

/* Team Page Styles */
.team-content {
    margin-top: var(--spacing-xl);
}

/* Navigation Menu Styles */
.nav-menu ul {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    margin: 0;
    padding: 0;
}

.nav-menu a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: var(--transition);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary-orange);
    background: var(--bg-secondary);
}

/* Responsive Navigation */
@media (max-width: 768px) {
    .nav-menu ul {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .nav-menu {
        display: none;
    }
    
    .nav-menu.active {
        display: block;
    }
}

/* Services Section */
.services {
    background: var(--bg-secondary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--bg-primary);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    text-align: center;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    position: relative;
}

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

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--primary-orange);
    border-color: var(--primary-orange);
    transform: scale(1.05);
}

.service-icon i {
    font-size: 1.5rem;
    color: var(--text-secondary);
    transition: var(--transition);
}

.service-card:hover .service-icon i {
    color: var(--bg-primary);
}

.service-card h3 {
    font-size: 1.2rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-semibold);
}

.service-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.9rem;
}

/* Stages Section */
.stages {
    background: var(--bg-secondary);
}

.stages-timeline {
    display: grid;
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.stage-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    position: relative;
}

.stage-item:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-orange);
}

.stage-number {
    width: 50px;
    height: 50px;
    background: var(--primary-orange);
    color: var(--bg-primary);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: var(--font-weight-bold);
    flex-shrink: 0;
    transition: var(--transition);
}

.stage-item:hover .stage-number {
    transform: scale(1.1);
}

.stage-content h3 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
}

.stage-content p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.9rem;
}

/* Contact Section */
.contact {
    background: var(--bg-primary);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.contact-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-orange);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-orange);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: var(--transition);
}

.contact-icon i {
    font-size: 1.5rem;
    color: var(--bg-primary);
}

.contact-item:hover .contact-icon {
    transform: scale(1.1);
}

.contact-details h4 {
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.contact-details a,
.contact-details span {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.contact-details a:hover {
    color: var(--primary-orange);
}

.contact-form {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-hover);
    border: 1px solid var(--border-color);
}

.contact-form h3 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    text-align: center;
}

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

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

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-orange);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    color: var(--text-primary);
    padding: var(--spacing-xl) 0 var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

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

.footer-logo img {
    height: 40px;
    width: auto;
    margin-bottom: var(--spacing-sm);
}

[data-theme="dark"] .footer-logo img {
    filter: brightness(0) invert(1);
}

.footer-logo p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.footer-info p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.footer-contact p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.footer-contact i {
    color: var(--primary-orange);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
}

/* Responsive Design */
@media (max-width: 768px) {
    
    .logo {
        gap: var(--spacing-xs);
        height: 100%;
    }
    
    .logo-img {
        height: 35px;
    }
    
    .company-name {
        font-size: 0.8rem;
    }
    
    .company-tagline {
        font-size: 0.65rem;
    }
    
    .nav-menu {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    
    /* Collapsible Sections Mobile */
    .collapsible-header {
        padding: var(--spacing-md);
    }
    
    .collapsible-header h3 {
        font-size: 1.1rem;
    }
    
    .collapsible-content p {
        padding: 0 var(--spacing-md) var(--spacing-sm);
        font-size: 0.9rem;
    }
    
    /* New Sections Mobile */
    .projects-list {
        gap: var(--spacing-lg);
    }
    
    .project-item {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        padding: var(--spacing-lg);
    }
    
    .project-item:nth-child(even) {
        direction: ltr;
    }
    
    .project-photo {
        height: 250px;
    }
    
    .news-grid,
    .blog-grid,
    .team-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .project-card,
    .news-card,
    .blog-card,
    .team-card {
        margin-bottom: var(--spacing-md);
    }
    
    .project-photo,
    .blog-photo {
        height: 200px;
    }
    
    .team-image {
        width: 120px;
        height: 120px;
    }
    
    .hero-logo-img {
        height: 200px;
    }
    
    .hero-title {
        font-size: 2.75rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-sm);
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .stage-item {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .section-title {
        font-size: 2rem;
        white-space: nowrap;
    }
    
    .container {
        padding: 0 var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .hero-logo-img {
        height: 172px;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .btn {
        padding: 12px 24px;
        font-size: 1rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .service-card {
        padding: 1.5rem;
    }
    
    .contact-form {
        padding: 1.5rem;
    }
}

/* Animation Classes - Минималистичные */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in.revealed {
    opacity: 1;
    transform: translateY(0);
}

.slide-up {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.slide-up.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Logo floating animation */
@keyframes logoFloat {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-15px);
    }
}

/* Hero reveal animation */
@keyframes heroReveal {
    0% {
        opacity: 0;
        transform: translateY(50px) scale(0.9);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Text slide up animation */
@keyframes textSlideUp {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Buttons slide up animation */
@keyframes buttonsSlideUp {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Enhanced button hover animation */
@keyframes buttonPulse {
    0% {
        box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
    }
    50% {
        box-shadow: 0 8px 25px rgba(255, 107, 53, 0.5);
    }
    100% {
        box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
    }
}

/* Building generator animations removed */

/* Staggered animation for service cards */
.service-card:nth-child(1) { transition-delay: 0.1s; }
.service-card:nth-child(2) { transition-delay: 0.2s; }
.service-card:nth-child(3) { transition-delay: 0.3s; }
.service-card:nth-child(4) { transition-delay: 0.4s; }
.service-card:nth-child(5) { transition-delay: 0.5s; }
.service-card:nth-child(6) { transition-delay: 0.6s; }

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--white);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Success/Error Messages */
.message {
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    text-align: center;
}

.message.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.message.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}