:root {
    --huawei-red: #c7000b;
    --huawei-dark: #1a1a1a;
    --huawei-gray: #f8f8f8;
    --huawei-text: #333333;
    --huawei-light-text: #666666;
    --huawei-border: #e0e0e0;
    --huawei-blue: #0066cc;
    --huawei-gradient: linear-gradient(135deg, #c7000b 0%, #9c0008 100%);
    --iasc-blue: #021B34;
}

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

body {
    font-family: 'Inter', sans-serif;
    color: var(--huawei-text);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* IASC Header Styles */
.site-header {
    background-color: var(--iasc-blue);
    color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

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

.logo img {
    height: 40px;
    width: auto;
}

.logo-text {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    font-size: 20px;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
    font-weight: 500;
}

.main-nav a {
    text-decoration: none;
    color: white;
    transition: color 0.3s;
}

.main-nav a:hover {
    color: var(--huawei-red);
}

.main-nav a.active {
    color: var(--huawei-red);
}

.nav-contact-btn {
    background-color: var(--huawei-red);
    color: white;
    padding: 8px 20px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.3s;
}

.nav-contact-btn:hover {
    background-color: #9c0008;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 24px;
    cursor: pointer;
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://images.unsplash.com/photo-1558494949-ef010cbdcc31?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=2074&q=80');
    background-size: cover;
    background-position: center;
    color: white;
    padding: 120px 0;
    text-align: center;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.5rem;
    max-width: 800px;
    margin: 0 auto 40px;
    font-weight: 300;
    opacity: 0.9;
}

.hero-stats {
    display: flex;
    justify-content: center;
    margin-top: 60px;
    flex-wrap: wrap;
}

.stat-item {
    margin: 0 30px;
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--huawei-red);
}

.stat-label {
    font-size: 1rem;
    margin-top: 10px;
    opacity: 0.8;
}

/* Section Styles */
.section {
    padding: 100px 0;
}

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

.section-title h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--huawei-dark);
}

.section-title p {
    font-size: 1.2rem;
    color: var(--huawei-light-text);
    max-width: 700px;
    margin: 0 auto;
}

.section-dark {
    background-color: var(--huawei-dark);
    color: white;
}

.section-dark .section-title h2 {
    color: white;
}

.section-dark .section-title p {
    color: rgba(255, 255, 255, 0.8);
}

.section-gray {
    background-color: var(--huawei-gray);
}

/* What We Do Section */
.what-we-do-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.what-we-do-text p {
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: var(--huawei-light-text);
}

.what-we-do-video {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.what-we-do-video img {
    width: 100%;
    height: auto;
    display: block;
}

.video-play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: var(--huawei-red);
    width: 70px;
    height: 70px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    cursor: pointer;
    transition: all 0.3s;
    z-index: 2;
}

.video-play-btn:hover {
    background-color: #9c0008;
    transform: translate(-50%, -50%) scale(1.1);
}

/* Innovation Section */
.innovation-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.stat-card {
    background-color: white;
    border-radius: 10px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}

.stat-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.stat-card-icon {
    font-size: 2.5rem;
    color: var(--huawei-red);
    margin-bottom: 20px;
}

.stat-card-number {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--huawei-dark);
    margin-bottom: 10px;
}

.stat-card-text {
    color: var(--huawei-light-text);
}

/* Technologies Section */
.tech-slider {
    position: relative;
    overflow: hidden;
    padding: 20px 0;
}

.tech-slider-container {
    display: flex;
    transition: transform 0.5s ease;
}

.tech-slide {
    min-width: 300px;
    margin-right: 30px;
    background-color: white;
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.tech-slide-icon {
    font-size: 2rem;
    color: var(--huawei-red);
    margin-bottom: 20px;
}

.tech-slide-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--huawei-dark);
}

.tech-slide-desc {
    color: var(--huawei-light-text);
}

.slider-controls {
    display: flex;
    justify-content: center;
    margin-top: 40px;
}

.slider-btn {
    background-color: white;
    border: 1px solid var(--huawei-border);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    margin: 0 10px;
    transition: all 0.3s;
}

.slider-btn:hover {
    background-color: var(--huawei-red);
    color: white;
    border-color: var(--huawei-red);
}

/* Partnership Section */
.partnership-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.partnership-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 30px;
}

.partnership-stat {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 20px;
    border-radius: 8px;
    text-align: center;
    flex: 1;
    min-width: 150px;
}

.partnership-stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: white;
    margin-bottom: 5px;
}

.partnership-stat-label {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Industries Section */
.industries-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.industry-card {
    background-color: white;
    border-radius: 10px;
    padding: 40px 30px;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.industry-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.industry-icon {
    font-size: 2.5rem;
    color: var(--huawei-red);
    margin-bottom: 20px;
}

.industry-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--huawei-dark);
}

.industry-desc {
    color: var(--huawei-light-text);
    margin-bottom: 20px;
}

/* New IASC Footer Styles */
.site-footer {
    width: 100%;
    color: white;
    margin-top: 0;
}

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

.footer-left {
    background-color: var(--huawei-red);
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.footer-center {
    background-color: var(--iasc-blue);
    padding: 40px;
}

.footer-right {
    background-color: var(--huawei-red);
    padding: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.footer-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    font-family: 'Poppins', sans-serif;
}

.footer-left .footer-title {
    color: white;
}

.footer-left p {
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 20px;
    opacity: 0.9;
}

.footer-center h3 {
    color: var(--huawei-red);
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 20px;
    font-family: 'Poppins', sans-serif;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s;
    font-size: 0.9rem;
}

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

.footer-right h3 {
    color: white;
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 20px;
    font-family: 'Poppins', sans-serif;
}

.footer-newsletter input {
    width: 100%;
    max-width: 300px;
    padding: 10px 15px;
    border-radius: 6px;
    border: none;
    margin-bottom: 15px;
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
}

.footer-newsletter button {
    background-color: white;
    color: var(--huawei-red);
    border: none;
    padding: 10px 25px;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    font-family: 'Poppins', sans-serif;
}

.footer-newsletter button:hover {
    background-color: #f0f0f0;
}

.footer-social {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.footer-social a {
    color: white;
    font-size: 1.2rem;
    transition: color 0.3s;
}

.footer-social a:hover {
    color: rgba(255, 255, 255, 0.8);
}

.footer-bottom {
    background-color: var(--iasc-blue);
    text-align: center;
    padding: 20px;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
}

/* Button Styles */
.btn-primary {
    background-color: var(--huawei-red);
    color: white;
    border: none;
    padding: 12px 30px;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
    font-size: 16px;
    display: inline-block;
    text-decoration: none;
}

.btn-primary:hover {
    background-color: #9c0008;
}

.btn-outline {
    background-color: transparent;
    color: var(--huawei-red);
    border: 2px solid var(--huawei-red);
    padding: 10px 28px;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 16px;
    display: inline-block;
    text-decoration: none;
}

.btn-outline:hover {
    background-color: var(--huawei-red);
    color: white;
}

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

.animate-fade-in-up {
    animation: fadeInUp 0.8s ease forwards;
}

.delay-1 {
    animation-delay: 0.2s;
}

.delay-2 {
    animation-delay: 0.4s;
}

.delay-3 {
    animation-delay: 0.6s;
}

/* Responsive Styles */
@media (max-width: 1200px) {
    .innovation-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .industries-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .what-we-do-content, .partnership-content {
        grid-template-columns: 1fr;
    }
    
    .main-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--iasc-blue);
        padding: 20px;
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
    }
    
    .main-nav.active {
        display: block;
    }
    
    .main-nav ul {
        flex-direction: column;
        gap: 15px;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hero-stats {
        flex-direction: column;
        gap: 30px;
    }
    
    .innovation-stats, .industries-grid {
        grid-template-columns: 1fr;
    }
    
    .header-container {
        padding: 15px;
    }
    
    .logo-text {
        font-size: 18px;
    }
}

@media (max-width: 576px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .section {
        padding: 70px 0;
    }
    
    .section-title h2 {
        font-size: 2rem;
    }
    
    .footer-left,
    .footer-center,
    .footer-right {
        padding: 30px 20px;
    }
}