:root {
    /* colors */
    --paper: #EEEDE1;
    /* warm linen background */
    --ink: #1B201A;
    /* near-black text */
    --ink-soft: #4A5045;
    /* muted text */
    --forest: #1F3A2B;
    /* deep green */
    --sage: #7C8B54;
    /* olive accent */
    --apricot: #E2A074;
    /* warm highlight */
    --header-bg: rgba(238, 237, 225, 0.8);
    --line: rgba(27, 32, 26, 0.14);


    /* fonts */
    --font-display: "Fraunces", serif;
    --font-body: "Hanken Grotesk", sans-serif;
    --font-mono: "Spline Sans Mono", monospace;
}

body.dark {
    --paper: #15180F;
    --ink: #ECEAE0;
    --ink-soft: #9DA28F;
    --forest: #97AC6A;
    --sage: #B7C78C;
    --apricot: #E6A87C;
    --header-bg: rgba(21, 24, 15, 0.7);
    --line: rgba(236, 234, 224, 0.15);
}


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

body {
    background: var(--paper);
    color: var(--ink);
    font-family: var(--font-body);
    line-height: 1.6;
}

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

h1,
h2,
h3 {
    font-family: var(--font-display);
    font-weight: 500;
    line-height: 1.05;
}


.header {
    position: fixed;
    top: 1.5rem;
    left: 1.5rem;
    right: 1.5rem;
    max-width: 1180px;
    margin: 0 auto;
    z-index: 1000;

    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;

    padding: 0.7rem 0.7rem 0.7rem 1.5rem;
    background: var(--header-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--line);
    border-radius: 999px;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 600;
}

.logo-dot {
    color: var(--sage);
}

.navbar {
    display: flex;
    gap: 2rem;
}

.navbar a {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--ink-soft);
    transition: color 0.25s ease;
}

.navbar a:hover {
    color: var(--ink);
}

.btn {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    background: var(--forest);
    color: var(--paper);
    padding: 0.7rem 1.3rem;
    border-radius: 999px;
    transition: transform 0.2s ease;
}

.btn:hover {
    transform: translateY(-2px);
}

.hero {
    max-width: 1180px;
    margin: 0 auto;
    padding: 10rem 2rem 5rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 4rem;
}

.hero-portrait img {
    max-width: 320px;
    display: block;
    border-radius: 999px;
}

.hero-portrait {
    max-width: 320px;
    text-align: center;
}

.hero-portrait figcaption {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--ink-soft);
    margin-top: 0.8rem;
}


.hero-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1.5rem;
}

.hero-text h1 {
    font-size: clamp(3.5rem, 9vw, 7rem);
}

.hero-text h1::after {
    content: "";
    display: block;
    width: 3.5rem;
    height: 0.3rem;
    margin-top: 1.2rem;
    border-radius: 2px;
    background: var(--apricot);
}

.hero-lead {
    max-width: 32ch;
    color: var(--ink-soft);
    font-size: 1.15rem;
}

.hero-actions {
    display: flex;
    gap: 0.8rem;
}

.btn-ghost {
    background: transparent;
    color: var(--ink);
    border: 1px solid rgba(27, 32, 26, 0.2);
}

.btn-ghost:hover {
    background: var(--forest);
    color: var(--paper);
}

.hero-socials {
    display: flex;
    gap: 1.2rem;
    font-size: 1.5rem;
    color: var(--ink-soft);
    margin-top: 0.5rem;
}

.hero-socials a {
    transition: color 0.2s ease;
}

.hero-socials a:hover {
    color: var(--forest);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.theme-toggle {
    background: transparent;
    border: 1px solid var(--line);
    color: var(--ink);
    width: 2.6rem;
    height: 2.6rem;
    border-radius: 999px;
    cursor: pointer;
    font-size: 1rem;
    transition: background 0.2s ease, color 0.2s ease;
}

.theme-toggle:hover {
    background: var(--forest);
    color: var(--paper);
}

.theme-toggle .icon-sun {
    display: none;
}

body.dark .theme-toggle .icon-moon {
    display: none;
}

body.dark .theme-toggle .icon-sun {
    display: inline-block;
}

.eyebrow {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--sage);
}

.projects {
    max-width: 1180px;
    margin: 0 auto;
    padding: 5rem 2rem;
}

.section-head {
    margin-bottom: 3rem;
}

.section-head h2 {
    font-size: clamp(2rem, 5vw, 3.2rem);
    margin-top: 0.8rem;
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.project-card {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding: 1.8rem;
    border: 1px solid var(--line);
    border-radius: 16px;
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.project-card:hover {
    transform: translateY(-4px);
    border-color: var(--forest);
}

.project-card h3 {
    font-size: 1.4rem;
}

.project-card p {
    color: var(--ink-soft);
    flex-grow: 1;
}

.tags {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tags li {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    padding: 0.3rem 0.7rem;
    border-radius: 999px;
    background: var(--forest);
    color: var(--paper);
}

.project-link {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--forest);
    transition: color 0.2s ease;
}

.project-link:hover {
    color: var(--ink);
}

.contact {
    max-width: 1180px;
    margin: 0 auto;
    padding: 6rem 2rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.2rem;
}

.contact h2 {
    font-size: clamp(2.5rem, 8vw, 5rem);
}

.contact-lead {
    color: var(--ink-soft);
    max-width: 40ch;
}

.contact-details {
    width: 100%;
    max-width: 420px;
    margin: 1.5rem auto 0;
    text-align: left;
}

.detail {
    display: flex;
    gap: 1.5rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--line);
}

.detail:last-child {
    border-bottom: none;
}

.detail dt {
    flex-shrink: 0;
    width: 6rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--sage);
}

.detail dd a {
    transition: color 0.2s ease;
}

.detail dd a:hover {
    color: var(--forest);
}

.detail dd a+a {
    margin-left: 1rem;
}

.status-dot {
    display: inline-block;
    width: 0.6rem;
    height: 0.6rem;
    border-radius: 50%;
    background: var(--sage);
    margin-right: 0.5rem;
    vertical-align: middle;
}

.footer {
    max-width: 1180px;
    margin: 0 auto;
    padding: 2rem;
    border-top: 1px solid var(--line);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--ink-soft);
}

.footer-socials {
    display: flex;
    gap: 1rem;
    font-size: 1.1rem;
}

.footer a:hover {
    color: var(--forest);
}

.education {
    max-width: 1180px;
    margin: 0 auto;
    padding: 5rem 2rem;
}

.edu-list {
    list-style: none;
    border-top: 1px solid var(--line);
}

.edu-item {
    display: grid;
    grid-template-columns: 10rem 1fr;
    gap: 2rem;
    padding: 1.8rem 0;
    border-bottom: 1px solid var(--line);
}

.edu-year {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--sage);
    padding-top: 0.3rem;
}

.edu-body h3 {
    font-size: 1.3rem;
    margin-bottom: 0.3rem;
}

.edu-body p {
    color: var(--ink-soft);
}

.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

@media (max-width: 768px) {
    .navbar {
        display: none;
    }

    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: 8rem;
    }

    .hero-portrait {
        margin: 0 auto;
    }

    .hero-text {
        align-items: center;
    }

    .hero-text h1::after {
        margin-left: auto;
        margin-right: auto;
    }

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

    .edu-item {
        grid-template-columns: 1fr;
        gap: 0.4rem;
    }

}

@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
}