/* ============================================
   Design Tokens
   ============================================ */
:root {
    /* Colors - Balsam & Cedar */
    --color-bg: #f5f0e6;
    --color-bg-alt: #ebe3d0;
    --color-text: #1f2d22;
    --color-text-muted: #5c5247;
    --color-accent: #2d4a37;
    --color-accent-warm: #a87f4f;
    --color-emphasis: #a8312a;
    --color-border: #d4c9b3;

    /* Typography */
    --font-heading: "Fraunces", ui-serif, Georgia, serif;
    --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;

    /* Spacing scale */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 3rem;
    --space-xl: 5rem;

    /* Layout */
    --max-width: 1100px;
}

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

body {
    margin: 0;
}

/* ============================================
   Base
   ============================================ */
body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
}

h1,
h2,
h3 {
    font-family: var(--font-heading);
    line-height: 1.2;
}

a {
    color: var(--color-emphasis);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ============================================
   Site Header & Nav
   ============================================ */
.site-header {
    position: sticky;
    top: 0;
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    z-index: 100;
}

.site-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-sm);
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--space-sm) var(--space-md);
}

.site-nav__brand {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-text);
}

.site-nav__brand:hover {
    color: var(--color-emphasis);
    text-decoration: none;
}

.site-nav__links a.is-active {
    color: var(--color-emphasis);
}

.site-nav__links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-md);
}

.site-nav__links a {
    color: var(--color-text);
    font-weight: 500;
}

.site-nav__links a:hover {
    color: var(--color-emphasis);
    text-decoration: none;
}

/* ============================================
   Buttons (reusable)
   ============================================ */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    font-weight: 500;
    border: 1px solid var(--color-text);
    background-color: transparent;
    color: var(--color-text);
    transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn:hover {
    text-decoration: none;
    background-color: var(--color-text);
    color: var(--color-bg);
}

.btn--primary {
    background-color: var(--color-text);
    color: var(--color-bg);
}

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

/* ============================================
   Biography
   ============================================ */
.biography {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--space-xl) var(--space-md);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-lg);
}

.biography__avatar {
    flex-shrink: 0;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    object-fit: cover;
}

.biography__content {
    flex: 1;
    min-width: 250px;
}

.biography__name {
    font-size: clamp(2rem, 5vw + 1rem, 3rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin: 0 0 var(--space-xs) 0;
}

.biography__tagline {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-text-muted);
    margin: 0 0 var(--space-md) 0;
}

.biography__intro {
    font-size: 1.125rem;
    max-width: 60ch;
    margin: 0 0 var(--space-lg) 0;
}

.biography__ctas {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

/* ============================================
   Section Headings (shared)
   ============================================ */
.projects__heading,
.articles__heading,
.gallery__heading
{
font-size: 1.75rem;
font-weight: 700;
letter-spacing: -0.01em;
margin: 0 0 var(--space-md) 0;
}

/* ============================================
   Projects
   ============================================ */
.projects {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--space-lg) var(--space-md);
}

.project {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    align-items: start;
}

.project__image {
    width: 100%;
    border-radius: 8px;
    border: 1px solid var(--color-border);
}

.project__title {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 0 var(--space-sm) 0;
}

.project__description,
.project__notes {
    margin: 0 0 var(--space-md) 0;
}

.project__stack {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    margin: 0 0 var(--space-md) 0;
}

.project__stack strong {
    color: var(--color-text);
}

.project__ctas {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

/* ============================================
   Articles
   ============================================ */
.articles {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--space-lg) var(--space-md);
}

.articles__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: var(--space-md);
}

.article-card__thumb {
    aspect-ratio: 1 / 1;
    background-color: var(--color-text);
    color: var(--color-bg);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-md);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: clamp(1.5rem, 2.5vw + 0.5rem, 2.5rem);
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin: 0 0 var(--space-sm) 0;
}

.article-card__link {
    display: block;
    color: inherit;
}

.article-card__link:hover {
    text-decoration: none;
}

.article-card__link:hover .article-card__thumb {
    background-color: var(--color-accent);
}

.article-card__date {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    margin: 0;
}

.articles__cta {
    margin-top: var(--space-lg);
    text-align: center;
}

/* Stack on narrow screens */
@media (max-width: 700px) {
    .project {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Gallery
   ============================================ */
.gallery {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--space-lg) var(--space-md);
}

/* ============================================
   Footer
   ============================================ */
.site-footer {
    border-top: 1px solid var(--color-border);
    padding: var(--space-md);
    text-align: center;
}

.site-footer p {
    margin: 0;
    color: var(--color-text-muted);
    font-size: 0.9375rem;
}

.site-footer__social {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-sm);
}

.site-footer__icon-link {
    display: inline-flex;
    align-items: center;
    color: var(--color-text-muted);
}

.site-footer__icon-link:hover {
    color: var(--color-emphasis);
    text-decoration: none;
}