/* ========================================
   Jane Wilkin - Personal Website
   ======================================== */

/* --- CSS Custom Properties --- */
:root {
  --color-navy: #1a1a2e;
  --color-navy-light: #2a2a4a;
  --color-teal: #2d6a6a;
  --color-teal-light: #3a8a8a;
  --color-teal-pale: #e8f4f4;
  --color-warm-white: #fafafa;
  --color-cream: #f5f0eb;
  --color-text: #2c2c2c;
  --color-text-light: #6b6b6b;
  --color-border: #e0ddd8;
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --max-width: 720px;
  --max-width-wide: 960px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 5rem;
}

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 18px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-warm-white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* --- Typography --- */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-navy);
  line-height: 1.3;
}

h1 {
  font-size: 2.8rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

h3 {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

p {
  margin-bottom: var(--spacing-sm);
}

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

a:hover {
  color: var(--color-teal-light);
}

/* --- Layout --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.container--wide {
  max-width: var(--max-width-wide);
}

/* --- Navigation --- */
.site-nav {
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-warm-white);
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-nav .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: var(--max-width-wide);
}

.site-nav__name {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-navy);
  text-decoration: none;
}

.site-nav__links {
  display: flex;
  gap: var(--spacing-md);
  list-style: none;
}

.site-nav__links a {
  color: var(--color-text-light);
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s ease;
}

.site-nav__links a:hover,
.site-nav__links a.active {
  color: var(--color-teal);
}

/* --- Hero Section --- */
.hero {
  padding: var(--spacing-xl) 0;
  text-align: center;
}

.hero__headshot {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  margin: 0 auto var(--spacing-md);
  overflow: hidden;
  border: 4px solid var(--color-teal-pale);
  background: var(--color-cream);
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__headshot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__headshot-placeholder {
  font-family: var(--font-body);
  color: var(--color-text-light);
  font-size: 0.85rem;
}

.hero__name {
  margin-bottom: var(--spacing-xs);
}

.hero__tagline {
  font-size: 1.1rem;
  color: var(--color-text-light);
  font-weight: 400;
  margin-bottom: var(--spacing-md);
  letter-spacing: 0.03em;
}

.hero__intro {
  max-width: 560px;
  margin: 0 auto var(--spacing-md);
  color: var(--color-text);
  font-size: 1rem;
  line-height: 1.8;
}

.hero__availability {
  max-width: 560px;
  margin: 0 auto var(--spacing-md);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-teal-pale);
  border-left: 3px solid var(--color-teal);
  border-radius: 4px;
  font-size: 0.95rem;
  color: var(--color-text);
  line-height: 1.7;
}

.hero__availability a {
  font-weight: 600;
}

/* --- Social Links --- */
.social-links {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.social-links__link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.2rem;
  border: 1.5px solid var(--color-border);
  border-radius: 6px;
  color: var(--color-text);
  font-size: 0.85rem;
  font-weight: 500;
  transition: all 0.2s ease;
}

.social-links__link:hover {
  border-color: var(--color-teal);
  color: var(--color-teal);
  background: var(--color-teal-pale);
}

.social-links__link svg {
  width: 18px;
  height: 18px;
}

/* --- Section Divider --- */
.section-divider {
  width: 60px;
  height: 2px;
  background: var(--color-teal);
  margin: var(--spacing-lg) auto;
  border: none;
}

/* --- About Section (Homepage) --- */
.about {
  padding: var(--spacing-lg) 0;
}

.about__content {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.about__content h2 {
  margin-bottom: var(--spacing-sm);
}

/* --- Blog Listing --- */
.blog-section {
  padding: var(--spacing-lg) 0 var(--spacing-xl);
}

.blog-section--flush {
  padding-top: 0;
}

.blog-section h2 {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.article-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.article-card {
  padding: var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: white;
  transition: all 0.2s ease;
}

.article-card:hover {
  border-color: var(--color-teal);
  box-shadow: 0 2px 12px rgba(45, 106, 106, 0.08);
}

.article-card__date {
  font-size: 0.8rem;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--spacing-xs);
}

.article-card__title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: var(--color-navy);
  margin-bottom: var(--spacing-xs);
}

.article-card__title a {
  color: inherit;
  text-decoration: none;
}

.article-card__title a:hover {
  color: var(--color-teal);
}

.article-card__excerpt {
  color: var(--color-text-light);
  font-size: 0.95rem;
  line-height: 1.7;
}

.article-card__read-more {
  display: inline-block;
  margin-top: var(--spacing-sm);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-teal);
}

/* --- Blog Page Header --- */
.page-header {
  padding: var(--spacing-lg) 0 var(--spacing-md);
  text-align: center;
}

.page-header h1 {
  font-size: 2.2rem;
}

.page-header__subtitle {
  color: var(--color-text-light);
  font-size: 1rem;
  margin-top: var(--spacing-xs);
}

/* --- Article Page --- */
.article-header {
  padding: var(--spacing-lg) 0 var(--spacing-md);
  text-align: center;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--spacing-md);
}

.article-header__back {
  display: inline-block;
  margin-bottom: var(--spacing-md);
  font-size: 0.85rem;
  color: var(--color-text-light);
}

.article-header__back:hover {
  color: var(--color-teal);
}

.article-header h1 {
  font-size: 2.2rem;
  max-width: 640px;
  margin: 0 auto var(--spacing-sm);
}

.article-header__meta {
  color: var(--color-text-light);
  font-size: 0.85rem;
}

.article-header__meta span {
  margin: 0 0.3rem;
}

.article-body {
  padding: var(--spacing-md) 0 var(--spacing-xl);
}

.article-body h2 {
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
}

.article-body h3 {
  margin-top: var(--spacing-md);
}

.article-body p {
  margin-bottom: var(--spacing-sm);
}

.article-body ul, .article-body ol {
  margin-bottom: var(--spacing-sm);
  padding-left: var(--spacing-md);
}

.article-body li {
  margin-bottom: var(--spacing-xs);
}

.article-body blockquote {
  border-left: 3px solid var(--color-teal);
  padding-left: var(--spacing-sm);
  margin: var(--spacing-md) 0;
  color: var(--color-text-light);
  font-style: italic;
}

.article-body code {
  font-family: 'SF Mono', 'Fira Code', monospace;
  background: var(--color-cream);
  padding: 0.15em 0.4em;
  border-radius: 3px;
  font-size: 0.88em;
}

.article-body pre {
  background: var(--color-navy);
  color: var(--color-warm-white);
  padding: var(--spacing-sm);
  border-radius: 6px;
  overflow-x: auto;
  margin-bottom: var(--spacing-sm);
}

.article-body pre code {
  background: none;
  padding: 0;
  color: inherit;
}

/* --- Footer --- */
.site-footer {
  padding: var(--spacing-md) 0;
  border-top: 1px solid var(--color-border);
  text-align: center;
  color: var(--color-text-light);
  font-size: 0.8rem;
}

.site-footer__links {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xs);
}

.site-footer__links a {
  color: var(--color-text-light);
}

.site-footer__links a:hover {
  color: var(--color-teal);
}

/* --- Responsive --- */
@media (max-width: 640px) {
  html {
    font-size: 16px;
  }

  h1 {
    font-size: 2rem;
  }

  .hero {
    padding: var(--spacing-lg) 0;
  }

  .hero__headshot {
    width: 140px;
    height: 140px;
  }

  .site-nav .container {
    flex-direction: column;
    gap: var(--spacing-xs);
  }

  .social-links {
    flex-direction: column;
    align-items: center;
  }

  .article-header h1 {
    font-size: 1.7rem;
  }
}