:root {
    --primary-color: #1a1a2e;
    --secondary-color: #16213e;
    --accent-color: #c9a227;
    --text-primary: #333333;
    --text-secondary: #666666;
    --text-light: #ffffff;
    --bg-light: #f8f9fa;
    --bg-dark: #1a1a2e;
    --border-color: #e0e0e0;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.15);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.2);
    --transition: all 0.3s ease;
    --border-radius: 8px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--text-light);
}

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

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

ul {
    list-style: none;
}

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

.btn {
    display: inline-block;
    padding: 12px 32px;
    border-radius: var(--border-radius);
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-align: center;
}

.btn-primary {
    background: var(--accent-color);
    color: var(--text-light);
}

.btn-primary:hover {
    background: #b8911f;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-full {
    width: 100%;
}

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

.section-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 16px;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--accent-color);
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    margin-top: 20px;
}

header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: transparent;
    transition: var(--transition);
}

header.scrolled {
    background: rgba(26, 26, 46, 0.98);
    box-shadow: var(--shadow-md);
}

.navbar {
    padding: 20px 0;
    transition: var(--transition);
}

header.scrolled .navbar {
    padding: 15px 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.logo-icon {
    font-size: 32px;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-light);
}

.nav-menu {
    display: flex;
    gap: 40px;
}

.nav-link {
    color: var(--text-light);
    font-size: 15px;
    font-weight: 500;
    position: relative;
    padding: 8px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: var(--transition);
}

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

.nav-link.active {
    color: var(--accent-color);
}

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

.mobile-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text-light);
    transition: var(--transition);
}

.hero-section {
    position: relative;
    height: 100vh;
    min-height: 600px;
    overflow: hidden;
}

.hero-carousel {
    height: 100%;
    position: relative;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.6s ease, visibility 0.6s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-slide.active {
    opacity: 1;
    visibility: visible;
}

.hero-content {
    text-align: center;
    color: var(--text-light);
    max-width: 800px;
    padding: 20px;
}

.hero-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    animation: fadeInUp 0.8s ease;
}

.hero-subtitle {
    font-size: 24px;
    margin-bottom: 16px;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-desc {
    font-size: 18px;
    margin-bottom: 24px;
    opacity: 0.9;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-stats {
    font-size: 16px;
    margin-bottom: 40px;
    opacity: 0.8;
    animation: fadeInUp 0.8s ease 0.6s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.carousel-controls {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 20px;
}

.carousel-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.3);
    color: var(--text-light);
    font-size: 18px;
    cursor: pointer;
    transition: var(--transition);
}

.carousel-btn:hover {
    background: rgba(255,255,255,0.2);
}

.carousel-dots {
    display: flex;
    gap: 10px;
}

.carousel-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.3);
    cursor: pointer;
    transition: var(--transition);
}

.carousel-dot.active {
    background: var(--accent-color);
    transform: scale(1.2);
}

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

.about-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h3 {
    font-size: 28px;
    color: var(--primary-color);
    margin-bottom: 24px;
}

.about-text p {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.8;
}

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

.stat-item {
    background: var(--text-light);
    padding: 30px;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

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

.stat-number {
    font-size: 42px;
    font-weight: 700;
    color: var(--accent-color);
    display: block;
}

.stat-unit {
    font-size: 20px;
    color: var(--text-secondary);
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 8px;
    display: block;
}

.business-section {
    padding: 100px 0;
}

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

.business-card {
    background: var(--text-light);
    padding: 40px 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.business-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.business-icon {
    font-size: 48px;
    margin-bottom: 24px;
}

.business-card h3 {
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.business-card > p {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.7;
}

.business-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.business-features li {
    font-size: 14px;
    color: var(--text-secondary);
    padding-left: 20px;
    position: relative;
}

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

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

.brands-tabs {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 50px;
}

.brand-tab {
    padding: 16px 40px;
    border: 2px solid var(--primary-color);
    background: transparent;
    color: var(--primary-color);
    font-size: 16px;
    font-weight: 500;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
}

.brand-tab:hover,
.brand-tab.active {
    background: var(--primary-color);
    color: var(--text-light);
}

.brands-content {
    max-width: 1000px;
    margin: 0 auto;
}

.brand-detail {
    display: none;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    background: var(--text-light);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.brand-detail.active {
    display: grid;
}

.brand-info {
    padding: 40px;
}

.brand-info h3 {
    font-size: 32px;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.brand-slogan {
    font-size: 18px;
    color: var(--accent-color);
    font-weight: 500;
    margin-bottom: 20px;
}

.brand-desc {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.7;
}

.brand-services h4 {
    font-size: 16px;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.brand-services ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 24px;
}

.brand-services li {
    font-size: 14px;
    color: var(--text-secondary);
    padding-left: 20px;
    position: relative;
}

.brand-services li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent-color);
}

.brand-target p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.brand-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
}

.brand-name {
    font-size: 72px;
    font-weight: 700;
    color: var(--text-light);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
}

.projects-section {
    padding: 100px 0;
}

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

.project-card {
    background: var(--text-light);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

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

.project-image {
    height: 200px;
    display: flex;
    align-items: flex-start;
    justify-content: flex-end;
    padding: 15px;
}

.project-badge {
    background: var(--accent-color);
    color: var(--text-light);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.project-badge.status-full {
    background: #28a745;
}

.project-info {
    padding: 24px;
}

.project-info h3 {
    font-size: 20px;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.project-address {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.6;
}

.project-table {
    width: 100%;
    margin-bottom: 16px;
    font-size: 14px;
}

.project-table td {
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
}

.project-table td:first-child {
    color: var(--text-secondary);
}

.project-table td:last-child {
    color: var(--primary-color);
    font-weight: 500;
    text-align: right;
}

.project-status {
    font-size: 13px;
    color: var(--accent-color);
    font-weight: 500;
}

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

.hotels-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

.hotel-card {
    background: var(--text-light);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

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

.hotel-image {
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hotel-number {
    background: rgba(255,255,255,0.9);
    color: var(--primary-color);
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.hotel-details {
    padding: 20px;
}

.hotel-details h3 {
    font-size: 16px;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.hotel-address {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.hotel-stats {
    display: flex;
    gap: 15px;
    font-size: 12px;
    color: var(--text-secondary);
}

.contact-section {
    padding: 100px 0;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.contact-icon {
    font-size: 32px;
    flex-shrink: 0;
}

.contact-text h4 {
    font-size: 18px;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.contact-text p {
    font-size: 15px;
    color: var(--text-secondary);
}

.contact-text a {
    color: var(--accent-color);
}

.contact-text a:hover {
    text-decoration: underline;
}

.contact-form-wrapper {
    background: var(--bg-light);
    padding: 40px;
    border-radius: var(--border-radius);
}

.contact-form-wrapper h3 {
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: 30px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    color: var(--primary-color);
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 15px;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.vision-section {
    padding: 80px 0;
    background: var(--primary-color);
}

.vision-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.vision-content h2 {
    font-size: 32px;
    color: var(--accent-color);
    margin-bottom: 24px;
}

.vision-content p {
    font-size: 16px;
    color: rgba(255,255,255,0.9);
    line-height: 1.8;
}

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

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand .logo {
    margin-bottom: 20px;
}

.footer-brand p {
    color: rgba(255,255,255,0.7);
    font-size: 14px;
    margin-bottom: 8px;
}

.footer-links h4 {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 20px;
}

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

.footer-links a {
    color: rgba(255,255,255,0.7);
    font-size: 14px;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255,255,255,0.5);
    font-size: 14px;
}

.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--accent-color);
    color: var(--text-light);
    border: none;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: #b8911f;
    transform: translateY(-3px);
}

.form-message {
    padding: 15px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    font-size: 14px;
    display: none;
}

.form-message.success {
    background: #d4edda;
    color: #155724;
    display: block;
}

.form-message.error {
    background: #f8d7da;
    color: #721c24;
    display: block;
}

@media (max-width: 1024px) {
    .about-content {
        grid-template-columns: 1fr;
    }

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

    .brand-detail {
        grid-template-columns: 1fr;
    }

    .brand-visual {
        min-height: 250px;
    }

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

    .hotels-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .contact-content {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

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

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background: var(--primary-color);
        flex-direction: column;
        padding: 80px 40px;
        gap: 30px;
        transition: var(--transition);
        z-index: 999;
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-link {
        font-size: 18px;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 20px;
    }

    .section-title {
        font-size: 28px;
    }

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

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

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

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

    .form-row {
        grid-template-columns: 1fr;
    }

    .carousel-controls {
        bottom: 20px;
    }

    .carousel-btn {
        width: 40px;
        height: 40px;
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .hotels-grid {
        grid-template-columns: 1fr;
    }

    .brands-tabs {
        flex-direction: column;
        align-items: center;
    }

    .brand-tab {
        width: 100%;
        max-width: 250px;
    }

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

    .hero-title {
        font-size: 28px;
    }
}