:root {
    --accent-color: #7c3aed;
}

html {
    background-color: #000000;
}

body {
    font-family: 'Lato', sans-serif;
    background-color: transparent;
    color: #d1d5db; 
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    color: #ffffff;
    letter-spacing: -0.025em;
}

p { line-height: 1.75; }

.fade-in-section {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.645, 0.045, 0.355, 1), transform 0.8s cubic-bezier(0.645, 0.045, 0.355, 1);
}
.fade-in-section.is-visible { opacity: 1; transform: translateY(0); }

.glass-card-dark {
    background: rgba(10, 10, 10, 0.5);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}
.glass-card-dark:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.3);
    border-color: var(--accent-color);
}

#liquid-canvas {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100vh;
    z-index: -1;
}

.nav-link { position: relative; }
.nav-link::after {
    content: ''; position: absolute; width: 100%; transform: scaleX(0);
    height: 2px; bottom: -4px; left: 0; background-color: var(--accent-color);
    transform-origin: bottom right; transition: transform 0.25s ease-out;
}
.nav-link:hover::after { transform: scaleX(1); transform-origin: bottom left; }

.skill-icon {
    display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
    font-size: 0.875rem; color: #d1d5db; transition: transform 0.3s ease, color 0.3s ease;
}
.skill-icon:hover { transform: translateY(-5px); color: var(--accent-color); }

.tech-tag { 
    background-color: #1f2937; color: #d1d5db; font-size: 0.75rem; 
    padding: 0.25rem 0.6rem; border-radius: 5px; 
}
.project-btn { 
    width: 100%; text-align: center; padding: 0.5rem 1rem; border-radius: 9999px; 
    font-size: 0.875rem; font-weight: 600; transition: background-color 0.3s; 
}

.contact-input {
    background: rgba(20, 20, 20, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px; padding: 0.75rem 1rem; color: #d1d5db;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.contact-input:focus {
    outline: none; border-color: var(--accent-color);
    box-shadow: 0 0 0 2px rgba(124, 58, 237, 0.5);
}