/* =========================
   Base
========================= */

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, sans-serif;
    line-height: 1.7;
    color: #1f2937;
    background: #f8fafc;
}

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

/* =========================
   Header
========================= */

.site-header {
    background: #111827;
    color: #ffffff;
    padding: 24px;
}

.nav {
    display: flex;
    gap: 20px;
    justify-content: flex-end;
    margin-bottom: 72px;
}

.nav a {
    font-size: 14px;
    color: #d1d5db;
}

.nav a:hover {
    color: #ffffff;
}

/* =========================
   Hero
========================= */

.hero {
    max-width: 960px;
    margin: 0 auto;
    padding: 40px 0 72px;
}

.eyebrow {
    color: #93c5fd;
    font-size: 14px;
    font-weight: bold;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.hero h1 {
    font-size: 48px;
    margin: 16px 0;
}

.hero-text {
    max-width: 680px;
    font-size: 18px;
    color: #d1d5db;
}

/* =========================
   Sections
========================= */

.section {
    max-width: 960px;
    margin: 0 auto;
    padding: 64px 24px;
}

.section h2 {
    font-size: 32px;
    margin-bottom: 16px;
}

.section-note {
    color: #6b7280;
}

/* =========================
   Skills
========================= */

.skill-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.skill-grid div {
    background: #ffffff;
    padding: 24px;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
}

.skill-grid h3 {
    margin-top: 0;
}

/* =========================
   Projects
========================= */

.project-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 24px;
}

.project-card {
    background: #ffffff;
    padding: 24px;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
}

.project-card h3 {
    margin-top: 0;
}

.project-card p {
    color: #4b5563;
}

/* =========================
   Footer
========================= */

.footer {
    text-align: center;
    padding: 32px;
    background: #111827;
    color: #d1d5db;
}

/* =========================
   Responsive
========================= */

@media (max-width: 768px) {
    .nav {
        justify-content: flex-start;
        flex-wrap: wrap;
        margin-bottom: 40px;
    }

    .hero h1 {
        font-size: 36px;
    }

    .skill-grid,
    .project-grid {
        grid-template-columns: 1fr;
    }
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 16px 0;
}

.project-tags span {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 999px;
    background: #e0f2fe;
    color: #0369a1;
    font-size: 13px;
    font-weight: bold;
}

.project-link {
    display: inline-block;
    margin-top: 8px;
    color: #2563eb;
    font-weight: bold;
}

.project-link:hover {
    text-decoration: underline;
}