:root {
    --bg-color: #fdfbf7;
    --text-main: #2d3436;
    --text-secondary: #636e72;
    --accent-blue: #74b9ff;
    --accent-hover: #0984e3;
    --card-bg: rgba(255, 255, 255, 0.65);
    --card-border: rgba(255, 255, 255, 0.8);
    --shadow-light: rgba(116, 185, 255, 0.15);
}

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

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

#bg-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.6;
}

::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-color);
}
::-webkit-scrollbar-thumb {
    background: #dcdde1;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-blue);
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

nav {
    padding: 2rem 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    opacity: 0;
    animation: fadeInDown 1s ease forwards;
}

.logo {
    font-weight: 700;
    font-size: 1.5rem;
    font-family: 'JetBrains Mono', monospace;
    color: var(--text-main);
    text-decoration: none;
}

.social-links a {
    color: var(--text-main);
    margin-left: 1.5rem;
    font-size: 1.2rem;
    transition: color 0.3s ease;
}

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

.hero {
    height: 80vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.hero h1 {
    font-size: 4rem;
    font-weight: 800;
    letter-spacing: -2px;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--text-main) 0%, var(--accent-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    opacity: 0;
    animation: fadeInUp 1s ease 0.3s forwards;
}

.hero p.subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-family: 'JetBrains Mono', monospace;
    opacity: 0;
    animation: fadeInUp 1s ease 0.5s forwards;
}

.hero .motto {
    font-style: italic;
    color: var(--accent-blue);
    font-weight: 600;
    margin-top: 1rem;
    opacity: 0;
    animation: fadeInUp 1s ease 0.7s forwards;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
    color: var(--accent-blue);
    font-size: 1.5rem;
    cursor: pointer;
}

section {
    padding: 5rem 0;
}

.section-title {
    font-size: 2rem;
    margin-bottom: 3rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 50%;
    height: 4px;
    background: var(--accent-blue);
    border-radius: 2px;
}

.skills-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}

.skill-tag {
    background: white;
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-main);
    box-shadow: 0 4px 15px var(--shadow-light);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid rgba(255,255,255,0.5);
}

.skill-tag:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px var(--shadow-light);
    color: var(--accent-blue);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 2rem;
    transition: all 0.1s ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.02);
    transform-style: preserve-3d;
    perspective: 1000px;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transition: 0.5s;
}

.card:hover::before {
    left: 100%;
}

.card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-main);
    transform: translateZ(20px);
}

.card .badge {
    display: inline-block;
    font-size: 0.75rem;
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    background: rgba(116, 185, 255, 0.2);
    color: var(--accent-hover);
    margin-bottom: 1rem;
    font-family: 'JetBrains Mono', monospace;
    transform: translateZ(20px);
}

.card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    transform: translateZ(20px);
}

.card-links {
    transform: translateZ(30px);
}

.btn {
    text-decoration: none;
    color: var(--text-main);
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: color 0.3s;
}

.btn:hover {
    color: var(--accent-blue);
}

footer {
    padding: 3rem 0;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    border-top: 1px solid rgba(0,0,0,0.05);
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {transform: translateX(-50%) translateY(0);}
    40% {transform: translateX(-50%) translateY(-10px);}
    60% {transform: translateX(-50%) translateY(-5px);}
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    .skills-grid { justify-content: center; }
}