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

:root {
    --bg-primary: #fcfbf7;
    --bg-secondary: #f2efe7;
    --surface: rgba(255, 255, 255, 0.88);
    --surface-strong: #ffffff;
    --text-primary: #1f2937;
    --text-secondary: #4b5563;
    --text-tertiary: #6b7280;
    --border: rgba(31, 41, 55, 0.12);
    --accent: #0f766e;
    --accent-dark: #115e59;
    --accent-soft: #dcf2ef;
    --shadow: 0 18px 45px rgba(15, 23, 42, 0.08);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Trebuchet MS", "Gill Sans", "Segoe UI", sans-serif;
    color: var(--text-primary);
    line-height: 1.6;
    background:
        radial-gradient(circle at top right, rgba(15, 118, 110, 0.12), transparent 24rem),
        radial-gradient(circle at top left, rgba(245, 158, 11, 0.08), transparent 18rem),
        var(--bg-primary);
}

body.menu-open {
    overflow: hidden;
}

a {
    color: inherit;
}

button {
    font: inherit;
}

main,
section {
    display: block;
}

section {
    scroll-margin-top: 90px;
}

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

.navbar {
    position: fixed;
    inset: 0 0 auto;
    width: 100%;
    background: rgba(252, 251, 247, 0.92);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(14px);
    z-index: 100;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
    max-width: 960px;
    margin: 0 auto;
    padding: 0 24px;
}

.logo {
    text-decoration: none;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.03em;
}

.nav-menu {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 28px;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 0.95rem;
    transition: color 0.2s ease;
}

.nav-link:hover,
.nav-link:focus-visible {
    color: var(--accent);
}

.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    border: none;
    background: transparent;
    cursor: pointer;
    padding: 4px;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.hamburger.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.hero {
    padding: 144px 0 88px;
}

.hero-content {
    max-width: 760px;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 20px;
    color: var(--accent-dark);
    background: var(--accent-soft);
    border: 1px solid rgba(15, 118, 110, 0.18);
    border-radius: 999px;
    padding: 7px 12px;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.hero-content h1 {
    font-size: clamp(2.8rem, 6vw, 4.6rem);
    line-height: 1.05;
    letter-spacing: -0.04em;
    margin-bottom: 20px;
}

.highlight {
    color: var(--accent-dark);
}

.tagline {
    max-width: 720px;
    font-size: 1.24rem;
    color: var(--text-secondary);
    margin-bottom: 18px;
}

.hero-description {
    max-width: 660px;
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.hero-links,
.project-links,
.contact-cta,
.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

.hero-points {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 24px;
    color: var(--text-secondary);
}

.hero-points li {
    padding: 10px 14px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 999px;
    box-shadow: var(--shadow);
}

.link-btn,
.btn-link,
.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 10px 18px;
    border-radius: 999px;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 600;
    transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.link-btn,
.btn-link,
.btn-secondary {
    background: var(--surface-strong);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.link-btn.primary,
.btn-link.primary,
.btn-primary {
    background: var(--accent);
    color: #ffffff;
    border: 1px solid var(--accent);
}

.link-btn:hover,
.btn-link:hover,
.btn-primary:hover,
.btn-secondary:hover,
.link-btn:focus-visible,
.btn-link:focus-visible,
.btn-primary:focus-visible,
.btn-secondary:focus-visible {
    transform: translateY(-1px);
}

.link-btn.primary:hover,
.btn-link.primary:hover,
.btn-primary:hover {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
}

.btn-secondary:hover,
.link-btn:hover,
.btn-link:hover {
    border-color: rgba(15, 118, 110, 0.35);
    color: var(--accent-dark);
}

.about,
.skills,
.projects,
.writing,
.contact,
.footer {
    border-top: 1px solid var(--border);
}

.about,
.skills,
.projects,
.writing,
.contact {
    padding: 88px 0;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.08;
    letter-spacing: -0.03em;
    margin-bottom: 18px;
}

.section-subtitle {
    max-width: 680px;
    margin-bottom: 36px;
    color: var(--text-secondary);
}

.about-content p {
    max-width: 720px;
    color: var(--text-secondary);
    margin-bottom: 18px;
}

.experience-box {
    margin-top: 36px;
    padding: 28px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    box-shadow: var(--shadow);
}

.experience-box h3 {
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.exp-item + .exp-item {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}

.exp-header {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 6px;
}

.exp-title {
    font-weight: 700;
}

.exp-company,
.exp-date {
    color: var(--text-tertiary);
    font-size: 0.95rem;
}

.exp-item p {
    margin-top: 10px;
    color: var(--text-secondary);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
}

.skill-category {
    padding: 24px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    box-shadow: var(--shadow);
}

.skill-category h3 {
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 18px;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.skill-tag {
    padding: 8px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--text-secondary);
    font-size: 0.92rem;
}

.projects-grid,
.writing-grid {
    display: grid;
    gap: 24px;
}

.project-card,
.writing-card {
    padding: 28px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    box-shadow: var(--shadow);
}

.project-card.featured {
    background:
        linear-gradient(135deg, rgba(220, 242, 239, 0.95), rgba(255, 255, 255, 0.95));
    border-color: rgba(15, 118, 110, 0.18);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 14px;
}

.project-status,
.card-kicker {
    color: var(--accent-dark);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 8px;
}

.project-header h3,
.writing-card h3 {
    font-size: 1.45rem;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.project-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 10px;
}

.project-date {
    color: var(--text-tertiary);
    font-size: 0.95rem;
}

.project-badge {
    padding: 6px 10px;
    background: rgba(255, 255, 255, 0.78);
    border: 1px solid rgba(15, 118, 110, 0.18);
    border-radius: 999px;
    color: var(--accent-dark);
    font-size: 0.82rem;
    font-weight: 700;
}

.project-description,
.writing-card p,
.contact-subtitle,
.footer {
    color: var(--text-secondary);
}

.project-description {
    margin-bottom: 20px;
}

.project-details {
    display: grid;
    gap: 12px;
}

.detail-item {
    display: grid;
    grid-template-columns: 90px 1fr;
    gap: 12px;
}

.detail-label {
    color: var(--text-tertiary);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.project-note {
    margin-top: 20px;
    padding: 14px 16px;
    background: rgba(255, 255, 255, 0.74);
    border: 1px solid var(--border);
    border-left: 4px solid var(--accent);
    border-radius: 16px;
    color: var(--text-secondary);
}

.writing-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.writing-card p:last-child {
    margin-top: 10px;
}

.contact {
    text-align: center;
}

.contact-subtitle {
    max-width: 620px;
    margin: 0 auto 28px;
}

.footer {
    padding: 36px 0 44px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.footer-links a {
    text-decoration: none;
}

.footer-links a:hover,
.footer-links a:focus-visible {
    color: var(--accent-dark);
}

.reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation: none !important;
        transition: none !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }
}

@media (max-width: 860px) {
    .writing-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        inset: 72px 0 auto;
        left: 100%;
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
        padding: 16px 24px 24px;
        background: rgba(252, 251, 247, 0.98);
        border-bottom: 1px solid var(--border);
        transition: left 0.3s ease;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        width: 100%;
        border-bottom: 1px solid var(--border);
    }

    .nav-menu li:last-child {
        border-bottom: none;
    }

    .nav-link {
        display: block;
        width: 100%;
        padding: 16px 0;
    }

    .hamburger {
        display: flex;
    }

    .skills-grid {
        grid-template-columns: 1fr;
    }

    .project-header,
    .footer-content {
        flex-direction: column;
        align-items: flex-start;
    }

    .project-meta {
        justify-content: flex-start;
    }
}

@media (max-width: 560px) {
    .container,
    .nav-wrapper {
        padding-left: 18px;
        padding-right: 18px;
    }

    .hero {
        padding: 120px 0 72px;
    }

    .about,
    .skills,
    .projects,
    .writing,
    .contact {
        padding: 72px 0;
    }

    .hero-points {
        display: grid;
    }

    .detail-item {
        grid-template-columns: 1fr;
        gap: 4px;
    }

    .project-card,
    .writing-card,
    .experience-box,
    .skill-category {
        padding: 22px;
        border-radius: 20px;
    }

    .contact-cta,
    .hero-links,
    .project-links {
        flex-direction: column;
    }

    .link-btn,
    .btn-link,
    .btn-primary,
    .btn-secondary {
        width: 100%;
    }
}