nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    z-index: var(--z-nav);
    animation: slideDown 0.8s ease;
}

nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: 3rem;
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition-normal);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-primary);
    transition: var(--transition-normal);
}

.nav-links a:hover {
    color: var(--text-primary);
}

.nav-links a:hover::after {
    width: 100%;
}

/* Buttons */
.btn {
    padding: 1rem 2.5rem;
    border: none;
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 0.95rem;
    font-weight: 600;
    transition: var(--transition-normal);
    display: inline-block;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--accent-primary);
    color: var(--bg-primary);
    border-radius: 0;
    clip-path: polygon(0 0, calc(100% - 15px) 0, 100% 15px, 100% 100%, 15px 100%, 0 calc(100% - 15px));
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: var(--transition-slow);
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--accent-primary);
    border-radius: 0;
    clip-path: polygon(0 0, calc(100% - 15px) 0, 100% 15px, 100% 100%, 15px 100%, 0 calc(100% - 15px));
}

.btn-secondary:hover {
    background: rgba(0, 255, 136, 0.1);
    transform: translateY(-2px);
}

/* Code Window */
.code-window {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.code-header {
    background: var(--bg-secondary);
    padding: 0.8rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

.code-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.code-dot.red { background: #ff5f56; }
.code-dot.yellow { background: #ffbd2e; }
.code-dot.green { background: #27c93f; }

.code-content {
    padding: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    line-height: 1.8;
}

.code-line {
    display: flex;
    gap: 1rem;
}

.line-number {
    color: var(--text-muted);
    user-select: none;
}

.code-keyword { color: #ff79c6; }
.code-function { color: #50fa7b; }
.code-string { color: #f1fa8c; }
.code-comment { color: var(--text-muted); font-style: italic; }
.code-class { color: var(--accent-secondary); }

/* Stats Bar - Two Column Layout */
.stats-bar {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    margin-top: 4rem;
    padding: 0;
    background: transparent;
    border: none;
    border-radius: 0;
    min-height: 50vh;
    align-items: center;
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
}

.stat-item {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 3rem;
    border-right: none;
    min-height: 300px;
    text-align: center;
}

.stat-item:first-child {
    align-items: flex-end;
    text-align: right;
    padding-right: 4rem;
    border-right: 2px solid var(--border-color);
}

.stat-item:last-child {
    align-items: flex-start;
    text-align: left;
    padding-left: 4rem;
}

.stat-number {
    font-family: var(--font-display);
    font-weight: 800;
    color: var(--accent-primary);
    line-height: 1;
    display: block;
    letter-spacing: -0.02em;
}

.stat-item:first-child .stat-number {
    font-size: 8rem;
    margin-bottom: 1.5rem;
}

.stat-item:last-child .stat-number {
    font-size: 4.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    text-transform: none;
}

.stat-label {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-top: 0;
    line-height: 1.6;
    font-weight: 500;
    max-width: 300px;
}

/* Skills Cards */
.skill-category {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: var(--spacing-md);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.skill-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: linear-gradient(180deg, var(--accent-primary), var(--accent-secondary));
    transition: var(--transition-normal);
}

.skill-category:hover {
    border-color: var(--accent-primary);
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(0, 255, 136, 0.1);
}

.skill-category:hover::before {
    height: 100%;
}

.skill-category h3 {
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    color: var(--accent-primary);
    font-weight: 700;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.skill-tag {
    padding: 0.5rem 1rem;
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid rgba(0, 255, 136, 0.3);
    color: var(--text-primary);
    font-size: 0.85rem;
    font-weight: 500;
    transition: var(--transition-normal);
}

.skill-tag:hover {
    background: rgba(0, 255, 136, 0.2);
    border-color: var(--accent-primary);
    transform: translateY(-2px);
}

/* Project Cards */
.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: var(--transition-normal);
    position: relative;
    display: flex;
    flex-direction: column;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-normal);
}

.project-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0, 255, 136, 0.15);
}

.project-card:hover::before {
    transform: scaleX(1);
}

.project-header {
    padding: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
}

.project-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.project-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-bottom: 1.5rem;
}

.tech-badge {
    padding: 0.4rem 0.9rem;
    background: rgba(0, 204, 255, 0.1);
    border: 1px solid rgba(0, 204, 255, 0.3);
    color: var(--accent-secondary);
    font-size: 0.8rem;
    font-weight: 500;
}

.project-links {
    display: flex;
    gap: 1rem;
    padding: 0 var(--spacing-md) var(--spacing-md);
    margin-top: auto;
}

.project-link {
    color: var(--accent-primary);
    font-size: 0.9rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition-normal);
}

.project-link:hover {
    gap: 0.8rem;
    color: var(--text-primary);
}

.project-link::after {
    content: '→';
}

/* Contact Cards */
.contact-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

.contact-item:hover {
    border-color: var(--accent-primary);
    transform: translateX(10px);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-details h4 {
    font-size: 1.1rem;
    margin-bottom: 0.3rem;
}

.contact-details a {
    color: var(--text-secondary);
    transition: var(--transition-normal);
}

.contact-details a:hover {
    color: var(--accent-primary);
}

/* Forms */
.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    padding: 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.95rem;
    transition: var(--transition-normal);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(0, 255, 136, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

/* Social Links */
.social-link {
    width: 120px;
    height: 45px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 1.2rem;
    transition: var(--transition-normal);
}

.social-link:hover {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: var(--bg-primary);
    transform: translateY(-3px);
}