:root {
    --color-background: #f3eee4;
    --color-surface: rgba(253, 250, 244, 0.96);
    --color-surface-strong: rgba(251, 247, 239, 0.98);
    --color-surface-alt: rgba(69, 133, 136, 0.07);
    --color-text: #3c3836;
    --color-muted: #665c54;
    --color-accent: #458588;
    --color-accent-strong: #689d6a;
    --color-border: rgba(60, 56, 54, 0.18);
    --shadow-soft: 0 10px 28px rgba(60, 56, 54, 0.12);
    --shadow-glow: 0 0 24px rgba(104, 157, 106, 0.18);
    --radius-md: 14px;
    --radius-lg: 22px;
    --radius-full: 999px;
    --font-heading: 'Newsreader', 'DM Sans', serif;
    --font-body: 'DM Sans', 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'IBM Plex Mono', 'SFMono-Regular', Menlo, monospace;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-background);
    line-height: 1.7;
    letter-spacing: -0.01em;
    overflow-x: hidden;
    position: relative;
}

body::after {
    display: none;
}

header,
main,
footer {
    position: relative;
    z-index: 1;
}

.background-stars,
.background-stars::before,
.background-stars::after {
    display: none;
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color 0.2s ease, opacity 0.2s ease;
}

a:hover,
a:focus {
    color: var(--color-accent-strong);
}

img {
    max-width: 100%;
    display: block;
    border-radius: var(--radius-md);
}

[data-animate] {
    position: relative;
    opacity: 0;
    transform-origin: center;
    transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.33, 1, 0.68, 1);
    will-change: opacity, transform;
}

[data-animate].is-visible {
    opacity: 1;
    transform: none;
}

[data-animate="fade-up"] {
    transform: translateY(36px);
}

[data-animate="fade-left"] {
    transform: translateX(46px);
}

[data-animate="fade-right"] {
    transform: translateX(-46px);
}

[data-animate="scale-in"] {
    transform: scale(0.9);
}

html.is-reduced-motion [data-animate] {
    opacity: 1 !important;
    transform: none !important;
}

ul {
    margin: 0;
    padding-left: 1.2rem;
    list-style: disc;
}

.container {
    width: min(1120px, calc(100% - 3.5rem));
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(14px) saturate(120%);
    background: rgba(253, 250, 244, 0.9);
    border-bottom: 1px solid var(--color-border);
    transition: transform 0.3s ease;
    will-change: transform;
}

.site-header.is-hidden {
    transform: translateY(-100%);
}

.nav-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.35rem 0;
    gap: 1.5rem;
}

.brand {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.6rem;
    letter-spacing: 0.04em;
    color: #3c3836;
}

.primary-nav {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    flex-wrap: wrap;
    font-weight: 500;
    font-family: var(--font-mono);
    text-transform: none;
    font-size: 0.9rem;
    letter-spacing: 0.06em;
}

.primary-nav a {
    color: var(--color-muted);
    position: relative;
}

.primary-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -8px;
    width: 0%;
    height: 2px;
    background: var(--color-accent);
    transition: width 0.2s ease;
}

.primary-nav a:hover::after,
.primary-nav a:focus::after {
    width: 100%;
}

.primary-nav a.button {
    color: #fdf6e3;
    text-transform: none;
    letter-spacing: 0.04em;
    font-family: var(--font-heading);
    font-size: 0.9rem;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.75rem 1.6rem;
    border-radius: var(--radius-full);
    border: 1px solid rgba(69, 133, 136, 0.5);
    background: var(--color-accent);
    color: #fdf6e3 !important;
    font-weight: 600;
    letter-spacing: 0.02em;
    box-shadow: var(--shadow-soft);
    transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
}

.button:hover,
.button:focus {
    transform: translateY(-1px);
    background: var(--color-accent-strong);
    box-shadow: 0 10px 28px rgba(60, 56, 54, 0.14);
}

.button.ghost {
    background: transparent;
    color: var(--color-accent) !important;
    border: 1px solid rgba(69, 133, 136, 0.35);
    box-shadow: none;
}

.button.ghost:hover,
.button.ghost:focus {
    background: rgba(104, 157, 106, 0.12);
    color: #3c3836 !important;
    transform: translateY(-1px);
}

.hero {
    position: relative;
    padding: clamp(6rem, 14vw, 9rem) 0 clamp(5rem, 10vw, 7rem);
    overflow: hidden;
}

.hero::before,
.hero::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
    animation: pulse 14s ease-in-out infinite alternate;
}

.hero::before {
    width: 540px;
    height: 540px;
    top: -140px;
    right: -120px;
    background: transparent;
    animation: none;
}

.hero::after {
    width: 480px;
    height: 480px;
    bottom: -160px;
    left: -120px;
    background: transparent;
    animation: none;
}

.hero-content {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: center;
    gap: clamp(2.5rem, 6vw, 4rem);
    z-index: 1;
}

.hero-text h1 {
    font-family: var(--font-heading);
    font-size: clamp(2.6rem, 5vw, 4.1rem);
    line-height: 1.05;
    margin: 0.5rem 0 1.1rem;
    color: #3c3836;
}

.lead {
    font-size: 1.08rem;
    color: var(--color-muted);
    max-width: 46rem;
}

.hero-badges {
    margin-top: 1.75rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    font-family: var(--font-mono);
    letter-spacing: 0.08em;
}

.badge-glow {
    position: relative;
    display: inline-flex;
    align-items: center;
    padding: 0.45rem 0.95rem;
    border-radius: var(--radius-full);
    background: rgba(69, 133, 136, 0.08);
    color: rgba(60, 56, 54, 0.9);
    font-size: 0.9rem;
    letter-spacing: 0.04em;
    text-transform: none;
    border: 1px solid var(--color-border);
    overflow: hidden;
}

.badge-glow::after {
    display: none;
}

.badge-glow:hover::after,
.badge-glow:focus::after {
    display: none;
}

.hero-actions {
    margin-top: 2.4rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1.1rem;
}

.hero-socials {
    margin-top: 1.3rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.social-links {
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    border: 1px solid var(--color-border);
    background: rgba(69, 133, 136, 0.08);
    color: var(--color-accent);
    box-shadow: 0 10px 30px rgba(60, 56, 54, 0.08);
    transition: transform 0.2s ease, box-shadow 0.25s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.social-link:hover,
.social-link:focus {
    transform: translateY(-1px);
    background: rgba(104, 157, 106, 0.16);
    border-color: rgba(69, 133, 136, 0.35);
    box-shadow: 0 12px 32px rgba(60, 56, 54, 0.14);
}

.social-link svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.hero-media {
    display: grid;
    gap: 1.5rem;
}

.media-cards {
    display: grid;
    gap: 1.25rem;
}

.media-frame {
    position: relative;
    padding: 1.1rem;
    border-radius: var(--radius-lg);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(10px);
}

.media-frame::after {
    content: "";
    position: absolute;
    inset: 12%;
    border: 1px solid rgba(69, 133, 136, 0.14);
    border-radius: var(--radius-lg);
    pointer-events: none;
}

.media-glow {
    position: absolute;
    inset: 18%;
    background: transparent;
    filter: blur(30px);
    z-index: 0;
}

.media-frame img {
    position: relative;
    z-index: 1;
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: 0 18px 40px rgba(60, 56, 54, 0.2);
    background-color: var(--color-background); /* ensures transparent portraits sit on light paper */
}

.highlight-card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 1.55rem 1.75rem;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(10px);
}

.highlight-card h3 {
    margin: 0 0 0.6rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 0.9rem;
    color: var(--color-accent);
}

.highlight-card p {
    margin: 0;
    color: var(--color-muted);
}

.highlight-card.alt {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
}

.scroll-indicator {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    color: rgba(60, 56, 54, 0.6);
    font-size: 0.85rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    margin: clamp(3.5rem, 8vw, 5rem) auto 0;
    padding: 0.4rem 0.8rem;
}

.indicator-bar {
    position: relative;
    width: 60px;
    height: 2px;
    background: rgba(60, 56, 54, 0.25);
    overflow: hidden;
}

.indicator-bar::after {
    content: none;
}

.tech-banner {
    position: relative;
    display: none;
}

.tech-banner::before,
.tech-banner::after {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    width: 80px;
    pointer-events: none;
    z-index: 1;
}

.tech-banner::before {
    left: 0;
    background: var(--color-surface);
}

.tech-banner::after {
    right: 0;
    background: var(--color-surface);
}

.tech-marquee {
    overflow: hidden;
}

.marquee-track {
    display: inline-flex;
    gap: 1rem;
    padding-left: 0;
    animation: none;
    flex-wrap: wrap;
}

.marquee-track span {
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(60, 56, 54, 0.75);
    padding: 0.35rem 0.95rem;
    border-radius: var(--radius-full);
    border: 1px solid var(--color-border);
    background: rgba(253, 250, 244, 0.9);
    backdrop-filter: blur(4px);
    white-space: nowrap;
}

.section {
    padding: clamp(4.5rem, 10vw, 6rem) 0;
}

.section-heading {
    max-width: 650px;
}

.section-heading h2 {
    font-family: var(--font-heading);
    font-size: clamp(2.1rem, 4vw, 3rem);
    margin: 0.2rem 0 0.9rem;
}

.section-heading p {
    color: var(--color-muted);
    margin: 0;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: none;
    color: var(--color-accent);
    font-family: var(--font-mono);
}

.highlight-metrics {
    padding-top: clamp(3rem, 7vw, 4rem);
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: clamp(1.5rem, 4vw, 2rem);
}

.metric-card {
    background: var(--color-surface-strong);
    border-radius: var(--radius-lg);
    padding: 2rem 2.1rem;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(10px);
}

.metric-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.8rem;
    margin-bottom: 0.9rem;
    color: var(--color-accent);
}

.metric-card p {
    margin: 0;
    color: var(--color-muted);
}

.timeline {
    position: relative;
    display: grid;
    gap: 2.2rem;
    margin-top: 3.2rem;
    padding-left: clamp(1rem, 3vw, 1.75rem);
}

.timeline::before {
    content: "";
    position: absolute;
    left: clamp(0.4rem, 1.5vw, 0.9rem);
    top: 0.3rem;
    bottom: 0.3rem;
    width: 2px;
    background: rgba(69, 133, 136, 0.32);
}

.timeline-item {
    position: relative;
    background: var(--color-surface);
    padding: 1.9rem 2.1rem 1.9rem clamp(2.5rem, 6vw, 3rem);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-soft);
}

.timeline-item::before {
    content: "";
    position: absolute;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    left: clamp(-0.55rem, -1.8vw, -0.8rem);
    top: 2.1rem;
    background: var(--color-accent);
    box-shadow: 0 0 18px rgba(69, 133, 136, 0.28);
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 1rem;
    margin-bottom: 0.75rem;
}

.timeline-header h3 {
    margin: 0;
}

.timeline-header span {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-accent);
}

.timeline-item p {
    color: var(--color-muted);
    margin-bottom: 0.9rem;
}

.timeline-item ul {
    color: rgba(60, 56, 54, 0.72);
}

.timeline-item li + li {
    margin-top: 0.5rem;
}

.credentials {
    display: grid;
    gap: clamp(2.5rem, 6vw, 3rem);
}

.credential-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: clamp(1.5rem, 4vw, 2rem);
}

.credential-card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 1.9rem;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-soft);
    display: grid;
    gap: 0.75rem;
    backdrop-filter: blur(12px);
}

.credential-card h3 {
    margin: 0;
}

.credential-meta {
    font-weight: 600;
    color: var(--color-accent);
}

.skills-grid {
    display: grid;
    gap: clamp(1.5rem, 4vw, 2rem);
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    margin-top: 3rem;
}

.skills-card {
    background: var(--color-surface-strong);
    border-radius: var(--radius-lg);
    padding: 1.9rem;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-soft);
}

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

.skill-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    margin-top: 1.1rem;
}

.skill-pills span {
    display: inline-flex;
    padding: 0.45rem 1rem;
    border-radius: var(--radius-full);
    background: rgba(131, 165, 152, 0.14);
    color: var(--color-accent-strong);
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 0.04em;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: clamp(1.5rem, 4vw, 2rem);
    margin-top: 3rem;
}

.project-card {
    background: var(--color-surface-strong);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    padding: 2rem;
    display: grid;
    gap: 0.95rem;
    box-shadow: var(--shadow-soft);
    transition: transform 0.15s ease, box-shadow 0.15s ease, border 0.15s ease;
    backdrop-filter: blur(12px);
}

.project-card:hover,
.project-card:focus-within {
    transform: translateY(-2px);
    box-shadow: 0 14px 30px rgba(60, 56, 54, 0.14);
    border-color: rgba(69, 133, 136, 0.28);
}

.project-meta {
    display: flex;
    gap: 0.75rem;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(60, 56, 54, 0.72);
}

.project-card p {
    color: var(--color-muted);
    margin: 0;
}

.project-card ul {
    color: rgba(60, 56, 54, 0.7);
    padding-left: 1.1rem;
    margin: 0;
}

.project-card li + li {
    margin-top: 0.45rem;
}

.interests-grid {
    margin-top: 3rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: clamp(1.4rem, 4vw, 2rem);
}

.interest-card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 1.9rem;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-soft);
}

.interest-card h3 {
    margin-top: 0;
    margin-bottom: 0.6rem;
}

.interest-card p {
    margin: 0;
    color: var(--color-muted);
}

.footer {
    position: relative;
    background: var(--color-surface);
    color: var(--color-text);
    padding: clamp(4.5rem, 10vw, 6rem) 0 clamp(2.5rem, 7vw, 4rem);
    overflow: hidden;
}

.footer::before {
    content: none;
}

.footer-content,
.footer-meta {
    position: relative;
    z-index: 1;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    gap: 3rem;
    align-items: center;
    flex-wrap: wrap;
}

.footer-content h2 {
    font-family: var(--font-heading);
    margin-bottom: 0.85rem;
}

.footer-content p {
    margin: 0;
    color: var(--color-muted);
}

.footer .eyebrow {
    color: var(--color-accent);
}

.contact-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer .button {
    box-shadow: none;
}

.footer .button.ghost {
    border-color: var(--color-border);
    color: var(--color-text) !important;
    background: rgba(69, 133, 136, 0.08);
}

.footer-meta {
    margin-top: clamp(3rem, 8vw, 4rem);
    border-top: 1px solid var(--color-border);
    padding-top: 1.5rem;
    text-align: center;
    color: var(--color-muted);
}

@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
    }

    .hero-media {
        max-width: 460px;
        justify-self: center;
    }

    .nav-bar {
        flex-direction: column;
        align-items: flex-start;
    }

    .primary-nav {
        width: 100%;
        justify-content: flex-end;
    }

    .timeline {
        padding-left: 1.4rem;
    }
}

@media (max-width: 820px) {
    .container {
        width: min(680px, calc(100% - 2.4rem));
    }

    .nav-bar {
        padding: 1.1rem 0;
    }

    .primary-nav {
        justify-content: flex-start;
        gap: 0.85rem;
    }

    .hero {
        padding-top: 5.5rem;
    }

    .hero-badges {
        gap: 0.6rem;
    }

    .metrics-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }

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

    .contact-actions {
        width: 100%;
    }

    .contact-actions .button {
        flex: 1;
        justify-content: center;
    }
}

@media (max-width: 600px) {
    .container {
        width: calc(100% - 2rem);
    }

    .nav-bar {
        align-items: center;
    }

    .primary-nav {
        flex-direction: column;
        width: 100%;
        align-items: stretch;
    }

    .primary-nav a {
        display: inline-flex;
        justify-content: center;
        padding: 0.35rem 0;
    }

    .primary-nav a.button,
    .primary-nav a.button.ghost {
        width: 100%;
    }

    .hero-actions {
        flex-direction: column;
    }

    .tech-banner {
        padding: 1rem 0;
    }

    .metrics-grid,
    .skills-grid,
    .projects-grid,
    .interests-grid,
    .credential-grid {
        grid-template-columns: 1fr;
    }

    .scroll-indicator {
        letter-spacing: 0.2em;
    }

    .footer-content {
        gap: 2rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .marquee-track,
    .indicator-bar::after {
        animation: none !important;
        transform: none !important;
    }
}