/* ============================================================
   Fieldwork brand system — shared across every page of the site.
   See /style-guide/brand-identity.md for the source decision.
   ============================================================ */

/* ---- self-hosted fonts (no CDN, whole site works offline) ---- */
@font-face {
  font-family: 'Fraunces';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../../fonts/Fraunces-Regular.woff2') format('woff2');
}
@font-face {
  font-family: 'Fraunces';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('../../fonts/Fraunces-SemiBold.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../../fonts/Inter-Regular.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('../../fonts/Inter-Medium.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('../../fonts/Inter-SemiBold.woff2') format('woff2');
}

/* ---- brand tokens ---- */
:root {
  --bg: #F7F4EE;
  --bg-raised: #FFFFFF;
  --text: #2B2A26;
  --primary: #2F5233;
  --primary-dark: #223D26;
  --accent: #753918;
  --rule: #DAD4C6;
  --focus: #1957c2; /* AAA-checked focus ring, distinct from brand hues so it never blends in */

  --font-heading: 'Fraunces', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --container: 1180px;
}

/* ---- reset ---- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--accent); }
a:not(.btn) { text-decoration-thickness: 1px; text-underline-offset: 2px; }

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--primary);
  line-height: 1.15;
  margin: 0 0 0.5em;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---- accessibility utilities ---- */
.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  background: var(--primary);
  color: #fff;
  padding: 0.75rem 1.25rem;
  border-radius: 0 0 6px 6px;
  font-weight: 600;
  z-index: 1000;
  transition: top 0.2s ease;
}
.skip-link:focus {
  top: 0;
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

/* ---- layout helpers ---- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ---- nav ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 244, 238, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--rule);
}
.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}
.site-nav .wordmark {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.15rem;
  color: var(--primary);
  text-decoration: none;
}
.nav-links {
  display: flex;
  gap: 1.75rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
}
.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--accent);
}
.nav-toggle {
  display: none;
  background: none;
  border: 2px solid var(--primary);
  border-radius: 6px;
  padding: 0.4rem 0.6rem;
  cursor: pointer;
  color: var(--primary);
  font-size: 1rem;
}

@media (max-width: 720px) {
  .nav-toggle { display: inline-flex; align-items: center; gap: 0.4rem; }
  .nav-links {
    position: absolute;
    left: 0; right: 0; top: 100%;
    background: var(--bg);
    border-bottom: 1px solid var(--rule);
    flex-direction: column;
    gap: 0;
    display: none;
  }
  .nav-links.is-open { display: flex; }
  .nav-links li { border-top: 1px solid var(--rule); }
  .nav-links a { display: block; padding: 1rem 1.5rem; }
}

/* ---- buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  padding: 0.75rem 1.4rem;
  border-radius: 999px;
  border: 2px solid transparent;
  cursor: pointer;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover, .btn-primary:focus-visible { background: var(--primary-dark); }
.btn-outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-outline:hover, .btn-outline:focus-visible {
  background: var(--primary);
  color: #fff;
}

/* ---- tags ---- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.3rem 0.65rem;
  border-radius: 999px;
  border: 1.5px solid currentColor;
}
.tag-civic { color: var(--primary); }
.tag-personal { color: var(--accent); }

/* ---- project card grid (Work pages) ---- */
.project-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) {
  .project-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 980px) {
  .project-grid { grid-template-columns: repeat(3, 1fr); }
}
.project-card {
  background: var(--bg-raised);
  border: 1px solid var(--rule);
  border-radius: 14px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}
.project-card:hover, .project-card:focus-within {
  transform: translateY(-4px);
  border-color: var(--primary);
  box-shadow: 0 12px 28px rgba(43, 42, 38, 0.12);
}
.card-media {
  aspect-ratio: 4 / 3;
  background: var(--rule);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
}
.card-media img { width: 100%; height: 100%; object-fit: contain; border-radius: 6px; }
.card-media svg { width: 50%; color: var(--primary); }
.card-body { padding: 1.5rem; display: flex; flex-direction: column; gap: 0.75rem; flex: 1; }
.card-body h3 { font-size: 1.15rem; margin: 0; }
.card-body p { margin: 0; font-size: 0.92rem; }
.card-stat { font-weight: 600; color: var(--accent); font-size: 0.85rem; margin: 0; }
.card-link {
  margin-top: auto;
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  border-bottom: 2px solid var(--accent);
  align-self: flex-start;
}
.card-note {
  font-size: 0.82rem;
  font-style: italic;
  margin: 0;
}

/* ---- Civic / Personal section toggle ---- */
.work-toggle {
  display: inline-flex;
  gap: 0.35rem;
  background: var(--bg-raised);
  border: 1px solid var(--rule);
  border-radius: 999px;
  padding: 0.3rem;
  margin-bottom: 0.5rem;
}
.work-toggle a {
  padding: 0.55rem 1.2rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  color: var(--text);
}
.work-toggle a[aria-current="page"] {
  background: var(--primary);
  color: #fff;
}

/* ---- individual project writeup pages ---- */
.breadcrumb {
  display: inline-block;
  margin: 2rem 0 0;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
}

.project-header {
  padding: 1.5rem 0 2.5rem;
  max-width: 74ch;
}
.project-header h1 {
  font-size: clamp(1.9rem, 4.5vw, 2.8rem);
  margin: 0.6rem 0 0.75rem;
}
.project-header .subtitle {
  font-size: 1.1rem;
  margin: 0;
}
.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
  margin-top: 1rem;
}
.meta-row .stat {
  font-weight: 600;
  color: var(--accent);
  font-size: 0.92rem;
}

.project-hero-media {
  max-width: var(--container);
  margin: 0 auto 2.5rem;
  padding: 0 1.5rem;
}
.project-hero-media .media-inner {
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--rule);
  background: var(--bg-raised);
  min-height: 240px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}
.project-hero-media img { width: 100%; max-height: 480px; object-fit: contain; border-radius: 8px; }
.project-hero-media svg { width: 40%; max-width: 260px; color: var(--primary); padding: 2.5rem 0; }

.project-body {
  max-width: 68ch;
  padding-bottom: 3rem;
}
.project-body h2 {
  font-size: 1.3rem;
  margin-top: 2.25rem;
}
.project-body p { margin: 0 0 1.1rem; }
.project-body blockquote.pull-quote {
  margin: 1.5rem 0;
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 1.08rem;
  color: var(--primary);
  border-left: 3px solid var(--accent);
  padding-left: 1.25rem;
}

.callout {
  background: var(--bg-raised);
  border: 1px solid var(--rule);
  border-left: 4px solid var(--accent);
  border-radius: 8px;
  padding: 1.25rem 1.5rem;
  margin: 1.75rem 0;
  max-width: 68ch;
}
.callout p { margin: 0; }
.callout .callout-label {
  display: block;
  font-weight: 700;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent);
  margin-bottom: 0.4rem;
}

.evidence-panel {
  background: var(--bg-raised);
  border: 1px solid var(--rule);
  border-radius: 12px;
  padding: 1.5rem 1.75rem;
  margin: 2rem 0 3rem;
  max-width: 68ch;
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  align-items: center;
}
.evidence-panel p { margin: 0; flex: 1 1 220px; font-size: 0.92rem; }

/* ---- footer ---- */
.site-footer {
  border-top: 1px solid var(--rule);
  margin-top: 5rem;
  padding: 3rem 0;
}
.footer-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  justify-content: space-between;
  align-items: flex-start;
}
.footer-contact {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.footer-note {
  font-size: 0.85rem;
  color: var(--text);
  max-width: 40ch;
}