html {
    overflow-x: hidden;
    scrollbar-gutter: stable both-edges;
}
body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    margin: 0;
    overflow-x: hidden;
    min-height: 100vh;
    position: relative;
}
#bg-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}
.tab-content {
    display: none;
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}
.tab-content.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color);
}
.tab-btn {
    position: relative;
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-family: var(--font-mono);
    cursor: pointer;
    transition: color 0.3s;
}
.tab-btn.active {
    color: var(--accent-color);
}
.tab-btn::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--accent-color);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
}
.tab-btn.active::after {
    transform: scaleX(1);
    transform-origin: left;
}
.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(8px);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.project-card:hover {
    border-color: var(--border-hover);
    box-shadow: 0 4px 20px var(--accent-glow);
}
.tech-pill {
    align-items: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    font-family: var(--font-mono);
    justify-content: center;
    text-align: center;
}
@keyframes loading-shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}
.skeleton-card {
    height: 120px;
    background: linear-gradient(90deg, rgba(255,255,255,0.02) 25%, rgba(255,255,255,0.05) 50%, rgba(255,255,255,0.02) 75%);
    background-size: 200% 100%;
    animation: loading-shimmer 1.5s infinite;
    border: 1px solid var(--border-color);
    border-radius: 8px;
}