:root {
    --primary: #0a3d6b;
    --primary-light: #1565a0;
    --primary-dark: #062a4a;
    --accent: #1e88e5;
    --accent-light: #42a5f5;
    --accent-glow: rgba(30, 136, 229, 0.3);
    --secondary: #00bcd4;
    --secondary-light: #26c6da;
    --gradient-primary: linear-gradient(135deg, #0a3d6b 0%, #1565a0 50%, #1e88e5 100%);
    --gradient-accent: linear-gradient(135deg, #1e88e5 0%, #00bcd4 100%);
    --gradient-dark: linear-gradient(180deg, #0a3d6b 0%, #062a4a 100%);
    --gradient-hero: linear-gradient(135deg, rgba(10, 61, 107, 0.95) 0%, rgba(21, 101, 160, 0.85) 50%, rgba(30, 136, 229, 0.75) 100%);
    --text-primary: #1a1a2e;
    --text-secondary: #4a5568;
    --text-light: #718096;
    --text-white: #ffffff;
    --bg-primary: #ffffff;
    --bg-secondary: #f0f7ff;
    --bg-tertiary: #e8f4fd;
    --bg-dark: #0a1628;
    --border-light: rgba(30, 136, 229, 0.15);
    --border-medium: rgba(30, 136, 229, 0.3);
    --shadow-sm: 0 2px 8px rgba(10, 61, 107, 0.08);
    --shadow-md: 0 4px 20px rgba(10, 61, 107, 0.12);
    --shadow-lg: 0 8px 40px rgba(10, 61, 107, 0.16);
    --shadow-xl: 0 20px 60px rgba(10, 61, 107, 0.2);
    --shadow-glow: 0 0 30px rgba(30, 136, 229, 0.3);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --font-primary: 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, sans-serif;
    --container-max: 1280px;
    --header-height: 80px;
}

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

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

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

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

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

ul, ol {
    list-style: none;
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 100px 0;
    position: relative;
}

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

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    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(--gradient-accent);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-top: 20px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ============ HEADER ============ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    z-index: 1000;
    transition: all var(--transition-normal);
    background: rgba(255, 255, 255, 0);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    box-shadow: 0 2px 20px rgba(10, 61, 107, 0.1);
    height: 70px;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 1001;
}

.logo img {
    height: 45px;
    transition: all var(--transition-normal);
    animation: logoEntrance 1s ease-out;
}

.header.scrolled .logo img {
    height: 38px;
}

.logo-text {
    display: none;
}

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

.nav-item {
    position: relative;
}

.nav-link {
    display: block;
    padding: 8px 18px;
    font-size: 0.95rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    position: relative;
}

.header.scrolled .nav-link {
    color: var(--text-primary);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-white);
    background: rgba(255, 255, 255, 0.15);
}

.header.scrolled .nav-link:hover,
.header.scrolled .nav-link.active {
    color: var(--accent);
    background: var(--bg-tertiary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: all var(--transition-fast);
    transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 20px;
}

.has-dropdown {
    position: relative;
}

.has-dropdown:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    transform: translateY(10px);
    min-width: 220px;
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 12px;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    border: 1px solid var(--border-light);
    z-index: 100;
}

.dropdown::before {
    content: '';
    position: absolute;
    top: -6px;
    left: 24px;
    transform: rotate(45deg);
    width: 12px;
    height: 12px;
    background: var(--bg-primary);
    border-left: 1px solid var(--border-light);
    border-top: 1px solid var(--border-light);
}

.dropdown-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.dropdown-link:hover {
    background: var(--bg-tertiary);
    color: var(--accent);
    transform: translateX(4px);
}

.dropdown-icon {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    background: var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    overflow: hidden;
}

.dropdown-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.header-cta {
    display: flex;
    align-items: center;
}

.header-phone,
.btn-header {
    display: none;
}

.header-search {
    display: flex;
    align-items: center;
    gap: 0;
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all var(--transition-fast);
}

.header.scrolled .header-search {
    background: var(--bg-tertiary);
    border-color: var(--border-light);
}

.header-search:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.header-search-type {
    padding: 6px 10px;
    background: transparent;
    border: none;
    border-right: 1px solid rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.8rem;
    cursor: pointer;
    outline: none;
    font-family: var(--font-primary);
}

.header.scrolled .header-search-type {
    color: var(--text-secondary);
    border-right-color: var(--border-light);
}

.header-search-type option {
    background: var(--bg-primary);
    color: var(--text-primary);
}

.header-search-input {
    padding: 6px 12px;
    background: transparent;
    border: none;
    color: var(--text-white);
    font-size: 0.85rem;
    outline: none;
    width: 140px;
    font-family: var(--font-primary);
}

.header.scrolled .header-search-input {
    color: var(--text-primary);
}

.header-search-input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.header.scrolled .header-search-input::placeholder {
    color: var(--text-light);
}

.header-search-btn {
    padding: 6px 12px;
    background: var(--accent);
    border: none;
    color: var(--text-white);
    cursor: pointer;
    display: flex;
    align-items: center;
    transition: background var(--transition-fast);
}

.header-search-btn:hover {
    background: var(--accent-light);
}

.header-search-btn svg {
    width: 16px;
    height: 16px;
}

.search-results-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    width: 360px;
    max-height: 400px;
    overflow-y: auto;
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-light);
    z-index: 200;
    display: none;
}

.search-results-dropdown.show {
    display: block;
}

.search-result-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-light);
    transition: background var(--transition-fast);
    cursor: pointer;
}

.search-result-item:hover {
    background: var(--bg-tertiary);
}

.search-result-item:last-child {
    border-bottom: none;
}

.search-result-thumb {
    width: 48px;
    height: 48px;
    border-radius: 6px;
    overflow: hidden;
    flex-shrink: 0;
    background: var(--bg-tertiary);
}

.search-result-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.search-result-info {
    flex: 1;
    min-width: 0;
}

.search-result-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.search-result-type {
    font-size: 0.75rem;
    color: var(--accent);
    font-weight: 600;
}

.search-no-result {
    padding: 24px 16px;
    text-align: center;
    color: var(--text-light);
    font-size: 0.9rem;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 1001;
    padding: 8px;
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-white);
    transition: all var(--transition-fast);
    border-radius: 2px;
}

.header.scrolled .menu-toggle span {
    background: var(--primary);
}

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

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

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ============ HERO ============ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: var(--primary-dark);
}

.hero-carousel {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

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

.hero-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
    z-index: 1;
}

.hero-particles {
    position: absolute;
    inset: 0;
    z-index: 2;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    animation: particleFloat linear infinite;
}

@keyframes particleFloat {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100px) rotate(720deg);
        opacity: 0;
    }
}

.hero-content {
    position: relative;
    z-index: 3;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-xl);
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.85rem;
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-badge-dot {
    width: 8px;
    height: 8px;
    background: var(--secondary);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--text-white);
    line-height: 1.2;
    margin-bottom: 20px;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-title-highlight {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 40px;
    letter-spacing: 2px;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.hero-subtitle span {
    color: var(--secondary-light);
    font-weight: 600;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.8s both;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: var(--radius-xl);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-accent);
    color: var(--text-white);
    box-shadow: 0 4px 15px rgba(30, 136, 229, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(30, 136, 229, 0.5);
}

.btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.btn-primary:hover::before {
    opacity: 1;
}

.btn-outline {
    background: transparent;
    color: var(--text-white);
    border: 2px solid rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(10px);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.8);
    transform: translateY(-3px);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--primary);
}

.btn-secondary:hover {
    background: var(--accent);
    color: var(--text-white);
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.hero-stats {
    display: flex;
    gap: 48px;
    margin-top: 60px;
    animation: fadeInUp 0.8s ease-out 1s both;
}

.hero-stat {
    text-align: center;
}

.hero-stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-white);
    line-height: 1;
}

.hero-stat-number span {
    color: var(--secondary-light);
}

.hero-stat-label {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 8px;
}

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.75rem;
    animation: bounceDown 2s ease-in-out infinite;
}

.hero-scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent);
}

/* ============ PRODUCTS SECTION ============ */
.products-section {
    background: var(--bg-secondary);
}

.products-filter {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 24px;
    border: 2px solid var(--border-light);
    background: var(--bg-primary);
    color: var(--text-secondary);
    border-radius: var(--radius-xl);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--accent);
    color: var(--text-white);
    border-color: var(--accent);
    box-shadow: 0 4px 15px rgba(30, 136, 229, 0.3);
    transform: translateY(-2px);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.product-card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    position: relative;
    group: product;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.product-card-image {
    position: relative;
    height: 220px;
    overflow: hidden;
    background: var(--bg-tertiary);
}

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

.product-card:hover .product-card-image img {
    transform: scale(1.08);
}

.product-card-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 4px 12px;
    background: var(--gradient-accent);
    color: var(--text-white);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-xl);
}

.product-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10, 61, 107, 0.8) 0%, transparent 60%);
    opacity: 0;
    transition: opacity var(--transition-normal);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: 20px;
}

.product-card:hover .product-card-overlay {
    opacity: 1;
}

.product-card-view {
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.9);
    color: var(--primary);
    border-radius: var(--radius-xl);
    font-size: 0.85rem;
    font-weight: 600;
    transform: translateY(20px);
    transition: transform var(--transition-normal);
}

.product-card:hover .product-card-view {
    transform: translateY(0);
}

.product-card-content {
    padding: 20px;
}

.product-card-category {
    font-size: 0.8rem;
    color: var(--accent);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.product-card-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
    line-height: 1.4;
}

.product-card-desc {
    font-size: 0.85rem;
    color: var(--text-light);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    border-top: 1px solid var(--border-light);
}

.product-card-link {
    font-size: 0.85rem;
    color: var(--accent);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: gap var(--transition-fast);
}

.product-card:hover .product-card-link {
    gap: 8px;
}

/* ============ ADVANTAGES ============ */
.advantages-section {
    background: var(--bg-primary);
    position: relative;
}

.advantages-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--border-medium), transparent);
}

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

.advantage-card {
    padding: 36px 28px;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-accent);
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.advantage-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-medium);
}

.advantage-card:hover::before {
    transform: scaleX(1);
}

.advantage-icon {
    width: 56px;
    height: 56px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: all var(--transition-normal);
}

.advantage-card:hover .advantage-icon {
    background: var(--gradient-accent);
}

.advantage-icon svg {
    width: 28px;
    height: 28px;
    color: var(--accent);
    transition: color var(--transition-normal);
}

.advantage-card:hover .advantage-icon svg {
    color: var(--text-white);
}

.advantage-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.advantage-title-en {
    font-size: 0.75rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.advantage-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ============ PARTNERS ============ */
.partners-section {
    background: var(--bg-secondary);
    overflow: hidden;
}

.partners-track {
    display: flex;
    gap: 40px;
    animation: scrollPartners 30s linear infinite;
}

.partners-track:hover {
    animation-play-state: paused;
}

.partner-item {
    flex-shrink: 0;
    width: 160px;
    height: 80px;
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    border: 1px solid var(--border-light);
    transition: all var(--transition-normal);
}

.partner-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-medium);
}

.partner-item img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    filter: grayscale(50%);
    opacity: 0.7;
    transition: all var(--transition-normal);
}

.partner-item:hover img {
    filter: grayscale(0%);
    opacity: 1;
}

@keyframes scrollPartners {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

/* ============ NEWS SECTION ============ */
.news-section {
    background: var(--bg-primary);
}

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

.news-card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-light);
    transition: all var(--transition-normal);
}

.news-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-medium);
}

.news-card-image {
    height: 200px;
    overflow: hidden;
    background: var(--bg-tertiary);
    position: relative;
}

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

.news-card:hover .news-card-image img {
    transform: scale(1.05);
}

.news-card-date {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 6px 12px;
    background: rgba(10, 61, 107, 0.85);
    color: var(--text-white);
    font-size: 0.75rem;
    border-radius: var(--radius-sm);
    backdrop-filter: blur(10px);
}

.news-card-content {
    padding: 20px;
}

.news-card-tag {
    display: inline-block;
    padding: 3px 10px;
    background: var(--bg-tertiary);
    color: var(--accent);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-xl);
    margin-bottom: 10px;
}

.news-card-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card-excerpt {
    font-size: 0.85rem;
    color: var(--text-light);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    border-top: 1px solid var(--border-light);
}

.news-card-read {
    font-size: 0.85rem;
    color: var(--accent);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: gap var(--transition-fast);
}

.news-card:hover .news-card-read {
    gap: 8px;
}

/* ============ CTA SECTION ============ */
.cta-section {
    background: var(--gradient-primary);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(30, 136, 229, 0.3) 0%, transparent 70%);
    border-radius: 50%;
}

.cta-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.cta-title {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: 16px;
}

.cta-desc {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ============ FOOTER ============ */
.footer {
    background: var(--bg-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 60px 0 0;
    width: 100%;
    margin-bottom: 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0;
}

.footer-logo img {
    height: 36px;
    filter: none;
    margin-right: 8px;
}

.footer-logo-text {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-white);
}

.footer-desc {
    font-size: 0.9rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.5);
}

.footer-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: 20px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-link {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 6px;
}

.footer-link:hover {
    color: var(--accent-light);
    transform: translateX(4px);
}

.footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 14px;
    font-size: 0.9rem;
}

.footer-contact-icon {
    width: 18px;
    height: 18px;
    color: var(--accent);
    flex-shrink: 0;
    margin-top: 2px;
}

.footer-bottom {
    padding: 20px 0 0;
    text-align: center;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.3);
    margin-bottom: 0;
}

/* ============ PAGE HEADER ============ */
.page-header {
    background: var(--gradient-primary);
    padding: 140px 0 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header-carousel {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.page-header-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
}

.page-header-slide.active {
    opacity: 1;
}

.page-header-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.page-header-overlay {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
    z-index: 1;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    z-index: 2;
}

.page-header-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-white);
    margin-bottom: 12px;
    position: relative;
    z-index: 3;
}

.page-header-subtitle {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.7);
    position: relative;
    z-index: 3;
}

.page-header-breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
    position: relative;
    z-index: 3;
}

.page-header-breadcrumb a {
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-fast);
}

.page-header-breadcrumb a:hover {
    color: var(--text-white);
}

/* ============ ABOUT PAGE ============ */
.about-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-intro-content h2 {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.about-intro-content p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 16px;
}

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

.about-intro-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.about-intro-image::after {
    content: '';
    position: absolute;
    inset: 0;
    border: 2px solid var(--border-medium);
    border-radius: var(--radius-lg);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 60px;
}

.about-stat {
    text-align: center;
    padding: 30px 20px;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
}

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

.about-stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
}

.about-stat-number span {
    font-size: 1.2rem;
}

.about-stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 8px;
}

.about-env-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.about-env-item {
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    height: 250px;
}

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

.about-env-item:hover img {
    transform: scale(1.05);
}

.about-env-item-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10, 61, 107, 0.7) 0%, transparent 50%);
    display: flex;
    align-items: flex-end;
    padding: 20px;
}

.about-env-item-title {
    color: var(--text-white);
    font-size: 1rem;
    font-weight: 600;
}

/* ============ CONTACT PAGE ============ */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.contact-info-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.contact-info-card {
    padding: 24px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
    transition: all var(--transition-normal);
}

.contact-info-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-medium);
}

.contact-info-card-icon {
    width: 44px;
    height: 44px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 14px;
}

.contact-info-card-icon svg {
    width: 22px;
    height: 22px;
    color: var(--accent);
}

.contact-info-card-title {
    font-size: 0.85rem;
    color: var(--text-light);
    margin-bottom: 6px;
}

.contact-info-card-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.contact-personnel {
    margin-top: 24px;
}

.contact-personnel-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 16px;
}

.contact-personnel-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.contact-personnel-item {
    padding: 16px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
}

.contact-personnel-role {
    font-size: 0.8rem;
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 4px;
}

.contact-personnel-name {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.contact-personnel-phone {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.contact-map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    height: 100%;
    min-height: 400px;
    background: var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-light);
}

.contact-map-placeholder {
    text-align: center;
    color: var(--text-light);
}

.contact-map-placeholder svg {
    width: 48px;
    height: 48px;
    color: var(--accent);
    margin-bottom: 12px;
}

.contact-work-hours {
    margin-top: 40px;
    padding: 30px;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
}

.contact-work-hours h3 {
    font-size: 1.2rem;
    color: var(--primary);
    margin-bottom: 16px;
}

.contact-work-hours-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.contact-work-hours-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.contact-work-hours-item svg {
    width: 18px;
    height: 18px;
    color: var(--accent);
    flex-shrink: 0;
}

/* ============ MESSAGE FORM ============ */
.message-section {
    background: var(--bg-secondary);
}

.message-form-wrapper {
    max-width: 800px;
    margin: 0 auto;
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: 48px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-light);
}

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

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

.form-group.full-width {
    grid-column: 1 / -1;
}

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

.form-label span {
    color: #e53e3e;
}

.form-input,
.form-textarea,
.form-select {
    padding: 12px 16px;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-family: var(--font-primary);
    color: var(--text-primary);
    background: var(--bg-primary);
    transition: all var(--transition-fast);
    outline: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

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

.form-submit {
    margin-top: 24px;
    text-align: center;
}

.form-submit .btn {
    min-width: 200px;
    justify-content: center;
}

/* ============ PRODUCT DETAIL ============ */
.product-detail {
    padding: 120px 0 80px;
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: flex-start;
}

.product-detail-gallery {
    position: sticky;
    top: 100px;
}

.product-detail-main-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--bg-tertiary);
    margin-bottom: 12px;
    cursor: zoom-in;
    position: relative;
}

.product-detail-main-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.product-detail-main-image:hover img {
    transform: scale(1.15);
}

.product-detail-main-image::after {
    content: '🔍 悬停放大';
    position: absolute;
    bottom: 12px;
    right: 12px;
    padding: 4px 12px;
    background: rgba(0, 0, 0, 0.6);
    color: white;
    font-size: 0.75rem;
    border-radius: var(--radius-sm);
    opacity: 0;
    transition: opacity var(--transition-fast);
    pointer-events: none;
}

.product-detail-main-image:hover::after {
    opacity: 1;
}

.product-detail-thumbs {
    display: flex;
    gap: 8px;
}

.product-detail-thumb {
    width: 80px;
    height: 60px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.product-detail-thumb.active,
.product-detail-thumb:hover {
    border-color: var(--accent);
}

.product-detail-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-detail-info h1 {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 12px;
}

.product-detail-category {
    display: inline-block;
    padding: 4px 14px;
    background: var(--bg-tertiary);
    color: var(--accent);
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: var(--radius-xl);
    margin-bottom: 20px;
}

.product-detail-summary {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 24px;
    padding: 20px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--accent);
}

.product-detail-content {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.product-detail-content h2 {
    font-size: 1.4rem;
    color: var(--primary);
    margin: 30px 0 16px;
}

.product-detail-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

.product-detail-content table th,
.product-detail-content table td {
    padding: 10px 14px;
    border: 1px solid var(--border-light);
    font-size: 0.9rem;
    text-align: left;
}

.product-detail-content table th {
    background: var(--bg-tertiary);
    color: var(--primary);
    font-weight: 600;
}

.product-detail-content table tr:hover td {
    background: var(--bg-secondary);
}

.product-detail-cta {
    margin-top: 30px;
    display: flex;
    gap: 12px;
}

/* ============ NEWS DETAIL ============ */
.news-detail {
    padding: 120px 0 80px;
}

.news-detail-container {
    max-width: 800px;
    margin: 0 auto;
}

.news-detail-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
    font-size: 0.9rem;
    color: var(--text-light);
}

.news-detail-meta-tag {
    padding: 3px 12px;
    background: var(--bg-tertiary);
    color: var(--accent);
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: var(--radius-xl);
}

.news-detail-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 24px;
    line-height: 1.4;
}

.news-detail-content {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 2;
}

.news-detail-content p {
    margin-bottom: 16px;
}

.news-detail-nav {
    display: flex;
    justify-content: space-between;
    margin-top: 48px;
    padding-top: 24px;
    border-top: 1px solid var(--border-light);
}

.news-detail-nav a {
    font-size: 0.9rem;
    color: var(--accent);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: gap var(--transition-fast);
}

.news-detail-nav a:hover {
    gap: 10px;
}

/* ============ ANIMATION PAGE ============ */
.animation-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.animation-card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-light);
    transition: all var(--transition-normal);
}

.animation-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.animation-card-video {
    position: relative;
    height: 250px;
    background: var(--bg-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.animation-card-video img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.7;
    transition: all var(--transition-normal);
}

.animation-card:hover .animation-card-video img {
    opacity: 0.9;
    transform: scale(1.05);
}

.animation-play-btn {
    position: absolute;
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
    z-index: 1;
}

.animation-card:hover .animation-play-btn {
    background: var(--accent);
    transform: scale(1.1);
}

.animation-play-btn svg {
    width: 24px;
    height: 24px;
    color: var(--primary);
    margin-left: 3px;
}

.animation-card:hover .animation-play-btn svg {
    color: var(--text-white);
}

.animation-card-content {
    padding: 20px;
}

.animation-card-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.animation-card-desc {
    font-size: 0.85rem;
    color: var(--text-light);
}

/* ============ NEWS LIST PAGE ============ */
.news-list-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.news-list-card {
    display: flex;
    gap: 20px;
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-light);
    transition: all var(--transition-normal);
}

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

.news-list-card-image {
    flex-shrink: 0;
    width: 200px;
    height: 160px;
    overflow: hidden;
    background: var(--bg-tertiary);
}

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

.news-list-card:hover .news-list-card-image img {
    transform: scale(1.05);
}

.news-list-card-content {
    padding: 20px 20px 20px 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.news-list-card-date {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-bottom: 8px;
}

.news-list-card-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-list-card-excerpt {
    font-size: 0.85rem;
    color: var(--text-light);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ============ FLOATING CHAT ============ */
.float-chat {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
}

.float-chat-btn {
    width: 56px;
    height: 56px;
    background: var(--gradient-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(30, 136, 229, 0.4);
    transition: all var(--transition-normal);
    border: none;
    animation: pulse 2s ease-in-out infinite;
}

.float-chat-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(30, 136, 229, 0.5);
}

.float-chat-btn svg {
    width: 26px;
    height: 26px;
    color: var(--text-white);
}

/* ============ BACK TO TOP ============ */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 100px;
    width: 44px;
    height: 44px;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 998;
    box-shadow: var(--shadow-sm);
}

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

.back-to-top:hover {
    background: var(--accent);
    border-color: var(--accent);
    transform: translateY(-3px);
}

.back-to-top svg {
    width: 20px;
    height: 20px;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.back-to-top:hover svg {
    color: var(--text-white);
}

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

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes logoEntrance {
    0% {
        opacity: 0;
        transform: translateX(-20px) scale(0.8);
    }
    50% {
        transform: translateX(5px) scale(1.05);
    }
    100% {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(30, 136, 229, 0.4);
    }
    50% {
        box-shadow: 0 0 0 15px rgba(30, 136, 229, 0);
    }
}

@keyframes bounceDown {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(10px);
    }
}

@keyframes countUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.fade-in-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.fade-in-right {
    opacity: 0;
    transform: translateX(30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.scale-in {
    opacity: 0;
    transform: scale(0.9);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.scale-in.visible {
    opacity: 1;
    transform: scale(1);
}

.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }
.stagger-6 { transition-delay: 0.6s; }

/* ============ PAGINATION ============ */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 48px;
}

.pagination-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    color: var(--text-secondary);
    background: var(--bg-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.pagination-btn:hover,
.pagination-btn.active {
    background: var(--accent);
    color: var(--text-white);
    border-color: var(--accent);
}

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-intro {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .product-detail-grid {
        grid-template-columns: 1fr;
    }
    
    .product-detail-gallery {
        position: static;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-stats {
        gap: 24px;
    }
    
    .hero-stat-number {
        font-size: 1.8rem;
    }
    
    .nav-list {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(10, 61, 107, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 16px;
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
    }
    
    .nav-list.active {
        opacity: 1;
        visibility: visible;
    }
    
    .nav-link {
        font-size: 1.2rem;
        color: var(--text-white);
    }
    
    .header.scrolled .nav-link {
        color: var(--text-white);
    }
    
    .dropdown {
        position: static;
        transform: none;
        background: rgba(255, 255, 255, 0.1);
        box-shadow: none;
        border: none;
        min-width: auto;
        display: none;
    }
    
    .has-dropdown.open .dropdown {
        display: block;
        opacity: 1;
        visibility: visible;
    }
    
    .dropdown::before {
        display: none;
    }
    
    .dropdown-link {
        color: rgba(255, 255, 255, 0.8);
    }
    
    .dropdown-link:hover {
        background: rgba(255, 255, 255, 0.1);
        color: var(--text-white);
    }
    
    .dropdown-icon {
        background: rgba(255, 255, 255, 0.1);
    }
    
    .header-cta {
        display: none;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .menu-toggle.active span {
        background: var(--text-white) !important;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .news-list-grid {
        grid-template-columns: 1fr;
    }
    
    .news-list-card {
        flex-direction: column;
    }
    
    .news-list-card-image {
        width: 100%;
        height: 180px;
    }
    
    .news-list-card-content {
        padding: 20px;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .about-env-grid {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-info-cards {
        grid-template-columns: 1fr;
    }
    
    .contact-personnel-grid {
        grid-template-columns: 1fr;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .message-form-wrapper {
        padding: 24px;
    }
    
    .animation-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .page-header {
        padding: 120px 0 60px;
    }
    
    .page-header-title {
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.6rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
    }
    
    .contact-work-hours-grid {
        grid-template-columns: 1fr;
    }
}