/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Anuphan', sans-serif;
    line-height: 1.6;
    color: #818181;
    background-color: #FBFBFB;
    padding: 0;
    margin: 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header styles */
header {
    padding: 1rem 0 10rem;
    width: 100%;
}

.logo {
    display: flex;
    align-items: center;
    width: 100%;
}

.logo-placeholder {
    width: 70px;
    height: 70px;
    background-color: #CDCDCD;
    -webkit-mask-image: url('images/vb-logo.svg');
    -webkit-mask-size: contain;
    -webkit-mask-repeat: no-repeat;
    -webkit-mask-position: center;
    mask-image: url('images/vb-logo.svg');
    mask-size: contain;
    mask-repeat: no-repeat;
    mask-position: center;
}   

/* Animated gradient text effect */
@keyframes gradient-animation {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.gradient-text {
    background: linear-gradient(90deg, #000000, #333333, #666666, #999999, #666666, #333333, #000000);
    background-size: 200% auto;
    color: transparent;
    -webkit-background-clip: text;
    background-clip: text;
    animation: gradient-animation 8s ease infinite;
    display: inline-block;
}

/* Fade in animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}

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

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

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

/* Main content styles */
main {
    flex: 1;
}

.hero {
    margin-bottom: 3rem;
}

.hero h2 {
    margin-bottom: 0.8rem;
}

h1 {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    line-height: 1.2;
}

h2 {
    font-size: 2rem;
    font-weight: 400;
    margin-bottom: 2rem;
    line-height: 1.3;
}

.about {
    margin-bottom: 3rem;
    max-width: 900px;
}

.about p {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
}

.social {
    margin-bottom: 2rem;
}

.social p {
    font-size: 1.1rem;
}

a {
    color: #818181;
    font-weight:600;
    text-decoration: underline;
    transition: opacity 0.3s ease;
}

a:hover {
    opacity: 0.7;
}

/* Footer styles */
footer {
    padding: 2rem 0 1rem;
    font-size: 0.9rem;
}

/* Responsive styles */
@media (max-width: 768px) {
    .container {
        padding: 1.5rem;
    }
    
    header {
        padding: 1rem 0 5rem;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.5rem;
        line-height: 1.3;
        margin-bottom: 1rem;
    }
    
    .hero h2 {
        margin-bottom: 0.75rem;
    }
    
    .about p {
        font-size: 1.1rem;
    }
    
    .hero {
        margin-bottom: 2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 1rem;
    }
    
    header {
        padding: 1rem 0 3rem;
    }
    
    h1 {
        font-size: 1.75rem;
    }
    
    h2 {
        font-size: 1.25rem;
        line-height: 1.4;
        margin-bottom: 1rem;
    }
    
    .hero h2 {
        margin-bottom: 0.625rem;
    }
    
    .about p {
        font-size: 1rem;
        margin-bottom: 1.25rem;
    }
    
    .social p {
        font-size: 1rem;
        margin-bottom: 1rem;
    }
    
    .logo-placeholder {
        width: 60px;
        height: 60px;
        -webkit-mask-size: contain;
        -webkit-mask-position: center;
        mask-size: contain;
        mask-position: center;
    }
}

@media (max-width: 320px) {
    .container {
        padding: 0.75rem;
    }
    
    h2 {
        font-size: 1.1rem;
        line-height: 1.4;
    }
    
    .about p, .social p {
        font-size: 0.95rem;
    }
    
    .logo-placeholder {
        width: 50px;
        height: 50px;
        -webkit-mask-size: contain;
        -webkit-mask-position: center;
        mask-size: contain;
        mask-position: center;
    }
}