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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'JetBrains Mono', monospace;
    background-color: hsl(220, 15%, 8%);
    color: hsl(0, 0%, 95%);
    line-height: 1.6;
}

a {
    color: inherit;
    text-decoration: none;
}

nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    background-color: hsla(220, 15%, 8%, 0.95);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid hsl(220, 15%, 18%);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    width: 48px;
    height: 48px;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    font-size: 0.875rem;
}

.nav-links a {
    transition: color 0.2s;
}

.nav-links a:hover {
    color: hsl(18, 90%, 55%);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.hero-section {
    padding-top: 8rem;
    padding-bottom: 5rem;
}

.hero-label {
    font-size: 0.875rem;
    color: hsl(18, 90%, 55%);
    margin-bottom: 1rem;
}

h1 {
    font-size: 3.75rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

@media (min-width: 768px) {
    .hero-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.hero-text {
    font-size: 1.125rem;
    color: hsl(0, 0%, 65%);
    line-height: 1.75;
    margin-bottom: 1.5rem;
}

.focus-box {
    border-left: 2px solid hsl(18, 90%, 55%);
    padding-left: 1rem;
}

.focus-label {
    font-size: 0.875rem;
    color: hsl(18, 90%, 55%);
    margin-bottom: 0.5rem;
}

.focus-item {
    color: hsl(0, 0%, 65%);
}

.section {
    padding: 5rem 1.5rem;
}

.section-alt {
    background-color: hsl(220, 15%, 10%);
}

h2 {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 3rem;
}

.section-accent {
    color: hsl(18, 90%, 55%);
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .grid-2 {
        grid-template-columns: 1fr 1fr;
    }
}

h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: hsl(0, 75%, 50%);
}

.tech-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.tech-box {
    border: 1px solid hsl(220, 15%, 18%);
    padding: 1rem;
    transition: border-color 0.2s;
}

.tech-box:hover {
    border-color: hsl(18, 90%, 55%);
}

.tech-name {
    font-weight: 600;
}

.devops-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.devops-item {
    border-left: 4px solid hsl(18, 90%, 55%);
    padding-left: 1rem;
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
}

.devops-title {
    font-weight: 600;
}

.devops-desc {
    font-size: 0.875rem;
    color: hsl(0, 0%, 65%);
}

.project-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.project-card {
    border: 1px solid hsl(220, 15%, 18%);
    padding: 2rem;
    transition: border-color 0.3s;
}

.project-card:hover {
    border-color: hsl(18, 90%, 55%);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.project-title {
    font-size: 1.5rem;
    font-weight: 700;
    transition: color 0.3s;
}

.project-card:hover .project-title {
    color: hsl(18, 90%, 55%);
}

.project-year {
    font-size: 0.875rem;
    color: hsl(0, 0%, 65%);
}

.project-desc {
    color: hsl(0, 0%, 65%);
    margin-bottom: 1rem;
    line-height: 1.75;
}

.tag-list {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tag {
    font-size: 0.75rem;
    border: 1px solid hsl(220, 15%, 18%);
    padding: 0.25rem 0.75rem;
}

.cert-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .cert-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.cert-card {
    border: 1px solid hsl(220, 15%, 18%);
    padding: 1.5rem;
    transition: border-color 0.2s;
}

.cert-card:hover {
    border-color: hsl(18, 90%, 55%);
}

.cert-label {
    font-size: 0.875rem;
    color: hsl(18, 90%, 55%);
    margin-bottom: 0.5rem;
}

.cert-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.cert-issuer {
    color: hsl(0, 0%, 65%);
}

.contact-section {
    text-align: center;
    padding: 5rem 1.5rem;
}

.contact-title {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.contact-text {
    font-size: 1.25rem;
    color: hsl(0, 0%, 65%);
    max-width: 48rem;
    margin: 0 auto;
}

footer {
    border-top: 1px solid hsl(220, 15%, 18%);
    padding: 2rem 1.5rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-text {
    color: hsl(0, 0%, 65%);
    font-size: 0.875rem;
}