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

body {
    font-family: 'Inter', sans-serif;
    height: 100vh;
    overflow: hidden;
    position: relative;
}

.video-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
}

.gradient-animation {
    width: 100%;
    height: 100%;
    background: linear-gradient(-45deg,
            #ff9933 0%,
            #ffffff 20%,
            #ff9933 35%,
            #ffffff 50%,
            #138808 65%,
            #ffffff 80%,
            #138808 100%);
    background-size: 500% 500%;
    animation: gradientShift 20s ease-in-out infinite;
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }

    20% {
        background-position: 100% 50%;
    }

    40% {
        background-position: 100% 100%;
    }

    60% {
        background-position: 50% 100%;
    }

    80% {
        background-position: 0% 100%;
    }

    100% {
        background-position: 0% 50%;
    }
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.2);
    z-index: -1;
}

.container {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 2rem;
    position: relative;
    z-index: 1;
}

header {
    text-align: center;
}

.logo-image {
    max-height: 120px;
    max-width: 300px;
    width: auto;
    height: auto;
    filter: drop-shadow(2px 2px 4px rgba(0, 0, 0, 0.5));
    margin-bottom: 0.5rem;
}

.content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.hero-section {
    max-width: 600px;
    padding: 3rem;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 25px;
    border: 2px solid rgba(255, 255, 255, 0.8);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.main-title {
    font-size: 4rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 1rem;
    text-shadow: none;
}

.description {
    font-size: 1.3rem;
    font-weight: 400;
    color: #34495e;
    margin-bottom: 2rem;
    line-height: 1.6;
    text-shadow: none;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.publications-section {
    margin-bottom: 2rem;
    text-align: center;
}

.publications-section h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 1rem;
    text-shadow: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.publications-section h3 i {
    color: #ff9933;
    font-size: 1.1rem;
}

.publications-list {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    align-items: center;
}

.publication-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.5rem;
    background: rgba(52, 152, 219, 0.1);
    border: 2px solid #3498db;
    border-radius: 8px;
    color: #2c3e50;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    max-width: 400px;
    text-align: left;
}

.publication-link:hover {
    background: #3498db;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.3);
}

.publication-link i {
    font-size: 0.9rem;
    opacity: 0.8;
}

.subscribe-section,
.contact-section {
    margin-bottom: 2rem;
    text-align: center;
}

.subscribe-section h3,
.contact-section h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 1rem;
    text-shadow: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.subscribe-section h3 i,
.contact-section h3 i {
    color: #ff9933;
    font-size: 1.1rem;
}

.subscribe-section p,
.contact-section p {
    font-size: 1rem;
    color: #34495e;
    line-height: 1.5;
    text-shadow: none;
}

.email-links a {
    color: #3498db;
    text-decoration: none;
    transition: color 0.3s ease;
    display: block;
    margin-bottom: 0.3rem;
}

.email-links a:hover {
    color: #ff9933;
    text-decoration: underline;
}

.substack-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.5rem;
    background: rgba(255, 153, 51, 0.1);
    border: 2px solid #ff9933;
    border-radius: 8px;
    color: #2c3e50 !important;
    text-decoration: none !important;
    font-weight: 500;
    transition: all 0.3s ease;
    max-width: 400px;
    text-align: left;
}

.substack-link:hover {
    background: #ff9933 !important;
    color: white !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 153, 51, 0.3);
}

.substack-link i {
    font-size: 0.9rem;
    opacity: 0.8;
}

footer {
    text-align: center;
    color: #fff;
    font-size: 0.9rem;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }

    .logo-image {
        max-height: 80px;
        max-width: 250px;
    }

    .main-title {
        font-size: 2.5rem;
    }

    .description {
        font-size: 1.1rem;
    }

    .contact-item h3 {
        justify-content: center;
    }

    .hero-section {
        padding: 1.5rem;
    }

    .publications-list {
        gap: 0.6rem;
    }

    .publication-link {
        padding: 0.6rem 1rem;
        font-size: 0.9rem;
        max-width: 100%;
    }

    .subscribe-section,
    .contact-section {
        margin-bottom: 1.5rem;
    }

    .substack-link {
        padding: 0.6rem 1rem;
        font-size: 0.9rem;
        max-width: 100%;
    }
}