:root {
    --primary-dark: #1a1a1a;
    --primary-light: #F8F8FF; /* Ghost White */
    --accent-color: #FF0000;
    --highlight-color: #FFFFF0; /* Ivory */
    --text-color: #e0e0e0;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--primary-dark);
    color: var(--text-color);
    line-height: 1.6;
}

header {
    background-color: rgba(0, 0, 0, 0.9);
    position: fixed;
    width: 100%;
    z-index: 100;
    padding: 1rem 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--highlight-color);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li {
    margin-left: 2rem;
}

.nav-links a {
    color: var(--primary-light);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    position: relative;
}

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

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

.nav-links a:hover::after {
    width: 100%;
}

.hero {
    height: 100vh;
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://assets.isu.pub/document-structure/201005184349-8b86d155894932db711fb898d1062230/v1/e2a3597c3739777b0da9efa546d0e05c.jpg');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    padding-top: 80px;
}

.hero-content {
    max-width: 800px;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s forwards 0.5s;
}

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

h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    color: var(--highlight-color);
    line-height: 1.2;
}

.highlight {
    color: var(--accent-color);
    font-weight: 700;
}

.subtitle {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.btn {
    display: inline-block;
    background: var(--accent-color);
    color: white;
    padding: 0.8rem 2rem;
    border: none;
    border-radius: 4px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
}

.btn:hover {
    background: #cc0000;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

section {
    padding: 6rem 0;
    opacity: 0;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

section.visible {
    opacity: 1;
    transform: translateY(0);
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--highlight-color);
    position: relative;
    display: inline-block;
}

h2::after {
    content: '';
    position: absolute;
    width: 50%;
    height: 4px;
    background: var(--accent-color);
    bottom: -10px;
    left: 0;
}

.case-overview {
    background-color: rgba(30, 30, 30, 0.8);
    padding: 3rem;
    border-radius: 8px;
    margin-bottom: 3rem;
    transform: translateX(-50px);
    transition: transform 0.6s ease;
}

.case-overview.visible {
    transform: translateX(0);
}

.company-names {
    font-weight: 700;
    color: var(--accent-color);
}

.profile-card {
    background-color: rgba(40, 40, 40, 0.9);
    border-radius: 8px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    transform: scale(0.95);
    transition: transform 0.4s ease;
}

.profile-card:hover {
    transform: scale(1);
}

.profile-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--highlight-color);
}

.award-amount {
    color: var(--accent-color);
    font-weight: 700;
    font-size: 1.2rem;
    margin: 1rem 0;
}

.quote {
    font-style: italic;
    border-left: 3px solid var(--accent-color);
    padding-left: 1rem;
    margin: 1.5rem 0;
    opacity: 0.9;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::after {
    content: '';
    position: absolute;
    width: 4px;
    background-color: var(--accent-color);
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -2px;
}

.timeline-item {
    padding: 10px 40px;
    position: relative;
    width: 50%;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.timeline-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.timeline-item::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background-color: var(--highlight-color);
    border: 4px solid var(--accent-color);
    border-radius: 50%;
    top: 15px;
    z-index: 1;
}

.left {
    left: 0;
}

.right {
    left: 50%;
}

.left::after {
    right: -12px;
}

.right::after {
    left: -12px;
}

.timeline-content {
    padding: 20px;
    background-color: rgba(40, 40, 40, 0.9);
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.timeline-date {
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

footer {
    background-color: rgba(0, 0, 0, 0.9);
    padding: 3rem 0;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    list-style: none;
    margin-bottom: 2rem;
}

.footer-links li {
    margin: 0 1rem;
}

.footer-links a {
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.copyright {
    opacity: 0.7;
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }
    
    .subtitle {
        font-size: 1.2rem;
    }
    
    .nav-links {
        display: none;
    }
    
    .timeline::after {
        left: 31px;
    }
    
    .timeline-item {
        width: 100%;
        padding-left: 70px;
        padding-right: 25px;
    }
    
    .timeline-item::after {
        left: 21px;
    }
    
    .left::after, .right::after {
        left: 21px;
    }
    
    .right {
        left: 0;
    }
}