/* ============================================================
   COMPONENTS
   ============================================================ */

/* ============================================================
   CASE STUDY CARD
   ============================================================ */

.card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-surface);
  border-radius: var(--radius-xl);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  border: var(--border-thin);
  transition: box-shadow var(--duration-base) var(--ease-out),
              transform var(--duration-base) var(--ease-out);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  color: inherit;
}

.card__image {
  overflow: hidden;
  background-color: var(--color-neutral-100);
}

/* Image mat: colored background visible around/behind the image.
   Pulls from natehanson.com's approach for mixed-ratio images. */
.card__image--mat {
  padding: var(--space-5);
  display: flex;
  align-items: center;
  justify-content: center;
}

.card__image--mat-green  { background-color: var(--color-green-light); }
.card__image--mat-slate  { background-color: #E8ECF0; }
.card__image--mat-warm   { background-color: #F2EDE8; }

.card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-md);
  transition: transform var(--duration-slow) var(--ease-out);
}

.card__image--mat img {
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.card:hover .card__image img { transform: scale(1.02); }

.card__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-5) var(--space-6) var(--space-6);
  flex: 1;
}

.card__eyebrow {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.card__title {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-snug);
  color: var(--color-text);
}

.card__description {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-normal);
}

.card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: auto;
  padding-top: var(--space-4);
}

/* ============================================================
   TAG / PILL
   ============================================================ */

.tag {
  display: inline-flex;
  align-items: center;
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  line-height: 1;
  padding: calc(var(--space-1) + 1px) var(--space-3);
  border-radius: var(--radius-full);
  background-color: var(--color-neutral-200);
  color: var(--color-text-muted);   /* 4.95:1 ✓ */
  white-space: nowrap;
}

.tag--green {
  background-color: var(--color-green-light);
  color: var(--color-green-dark);   /* dark green on light wash ✓ */
}

/* ============================================================
   BUTTON
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-ui);
  font-weight: var(--weight-medium);
  line-height: 1;
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  border: 1.5px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background-color var(--duration-fast) var(--ease-out),
              color var(--duration-fast) var(--ease-out),
              border-color var(--duration-fast) var(--ease-out);
}

.btn--primary {
  background-color: var(--color-accent);
  color: #fff;   /* white on #2B6D38: 5.5:1 ✓ AA */
}
.btn--primary:hover {
  background-color: var(--color-accent-hover);
  color: #fff;
}

.btn--outline {
  border-color: var(--color-border);
  color: var(--color-text);
  background-color: transparent;
}
.btn--outline:hover {
  border-color: var(--color-neutral-600);
  background-color: var(--color-surface);
  color: var(--color-text);
}

/* CTA variant — uppercase/semibold style used for hero + case study row buttons */
.btn--cta {
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  background-color: var(--color-accent);
  color: #fff;
  border-color: transparent;
}
.btn--cta:hover {
  background-color: var(--color-accent-hover);
  color: #fff;
}

@media (max-width: 768px) {
  .btn {
    font-size: var(--text-sm);
    padding: var(--space-2) var(--space-4);
  }
}

/* ============================================================
   IMAGE MAT
   Standalone (non-card) image presentation with colored frame.
   Inspired by natehanson.com — shows a colored background
   behind images that don't fill the frame exactly.
   ============================================================ */

.image-mat {
  border-radius: var(--radius-xl);
  overflow: hidden;
  background-color: var(--color-surface);
  padding: var(--space-6);
  display: flex;
  align-items: center;
  justify-content: center;
}

.image-mat img {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  width: 100%;
  height: auto;
}

.image-mat--green  { background-color: var(--color-green-light); }
.image-mat--slate  { background-color: #E8ECF0; }
.image-mat--warm   { background-color: #F2EDE8; }
.image-mat--dark   { background-color: var(--color-neutral-800); }

/* ============================================================
   ANNOTATED IMAGE
   JS: AnnotatedImage (scripts/annotations.js)

   Layout: image is centered (max 800px). Annotation text blocks
   sit in the left/right margins, connected by SVG lines to
   beacon dots on the image. On narrow containers a plain numbered
   list appears below the image instead.
   ============================================================ */

.annotated-image {
  position: relative;
  margin: 0;
}

/* Image: centered, max 800px.
   In margin mode the JS adds .is-margin; we reserve ~200px per side
   so the image shrinks proportionally on narrower containers. */
.annotated-image__media {
  max-width: 800px;
  margin: 0 auto;
}

.annotated-image.is-margin .annotated-image__media {
  /* Guarantee at least 200px annotation zone on each side;
     the JS will use up to 260px when margins are wider.
     At 1440px column (Figma match): image = 800px, margins = 296px. */
  width: min(800px, calc(100% - 400px));
}

.annotated-image__media img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-md);
  box-shadow: 0 8px 30px rgba(0,0,0,0.20);
}

/* SVG overlay that draws connector lines + beacon dots */
.annotated-image__connectors {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
  pointer-events: none;
}

/* Annotation text blocks — positioned by JS in the side margins */
.annotation-text {
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-text-secondary);
}

/* Numbered list shown on narrow containers (list mode) */
.annotation-list-mobile {
  list-style: decimal;
  padding-left: var(--space-5);
  margin-top: var(--space-5);
}

.annotation-list-mobile li {
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-text-secondary);
  padding-left: var(--space-1);
  margin-bottom: var(--space-3);
}

.annotation-list-mobile li:last-child { margin-bottom: 0; }

/* Source annotation list — hidden; JS renders it */
.annotations { display: none; }

/* ============================================================
   PAGE HEADER
   ============================================================ */

.page-header {
  padding-block: var(--space-16) var(--space-10);
  border-bottom: var(--border-thin);
  margin-bottom: var(--space-12);
}

.page-header__eyebrow {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
}

.page-header__title {
  font-size: clamp(2.1rem, 4.2vw, 2.488rem);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  max-width: 20ch;
}

.page-header__subtitle {
  margin-top: var(--space-4);
  font-size: var(--text-md);
  color: var(--color-text-muted);
  max-width: 55ch;
  line-height: var(--leading-normal);
}

.page-header__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8);
  margin-top: var(--space-6);
}

.page-header__meta-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.page-header__meta-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.page-header__meta-value {
  font-size: var(--text-sm);
  color: var(--color-text);
  font-weight: var(--weight-medium);
}

/* ============================================================
   UI SAMPLE TILE
   ============================================================ */

.ui-tile {
  border-radius: var(--radius-xl);
  overflow: hidden;
  background-color: var(--color-surface);
  border: var(--border-thin);
  transition: box-shadow var(--duration-base) var(--ease-out),
              transform var(--duration-base) var(--ease-out);
}
.ui-tile:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.ui-tile__preview {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-neutral-100);
}

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

.ui-tile__label {
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  border-top: var(--border-thin);
}

/* ============================================================
   DIVIDER
   ============================================================ */

.divider {
  border: none;
  border-top: var(--border-thin);
  margin-block: var(--space-12);
}