/* ============================================================================
   MITCON Credensia — Home / Circulars Section
   ----------------------------------------------------------------------------
   Three-card grid on desktop, single column mobile. Date "calendar" block,
   category-colored badges, hover with right-arrow nudge.
   ============================================================================ */

.circulars {
  padding-block: var(--space-16) var(--space-20);
  background-color: var(--color-bg);
}

/* ============================================================================
   1. SECTION HEADER (heading + view-all link aligned)
   ============================================================================ */
.circulars__header {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-bottom: var(--space-10);
}

@media (min-width: 64em) {
  .circulars__header {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
    gap: var(--space-8);
    margin-bottom: var(--space-12);
  }
}

.circulars__header-text {
  flex: 1;
  max-width: 640px;
}

.circulars__heading {
  font-size: clamp(var(--fs-3xl), 4vw, var(--fs-4xl));
  line-height: var(--lh-tight);
  letter-spacing: -0.02em;
  color: var(--color-dark);
  margin-bottom: var(--space-3);
  font-weight: var(--fw-bold);
}

.circulars__lead {
  font-size: var(--fs-md);
  line-height: var(--lh-relaxed);
  color: var(--color-text-secondary);
  margin: 0;
}

/* ============================================================================
   2. VIEW ALL DESKTOP LINK (right-aligned in header)
   ============================================================================ */
.circulars__view-all-desktop {
  display: none;
}

@media (min-width: 64em) {
  .circulars__view-all-desktop {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    font-size: var(--fs-sm);
    font-weight: var(--fw-semibold);
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition-color), gap var(--duration-fast) var(--ease-out);
    flex-shrink: 0;
    align-self: end;
    margin-bottom: var(--space-2);                    /* aligns with .circulars__lead baseline */
  }
}

.circulars__view-all-desktop:hover {
  color: var(--color-accent);
  gap: var(--space-3);
}

.circulars__view-all-desktop svg {
  transition: transform var(--duration-fast) var(--ease-out);
}

.circulars__view-all-desktop:hover svg {
  transform: translateX(2px);
}

.circulars__view-all-desktop:focus-visible {
  outline: var(--focus-ring-width) var(--focus-ring-style) var(--color-focus-ring);
  outline-offset: var(--focus-ring-offset);
  border-radius: var(--radius-sm);
}

/* ============================================================================
   3. GRID
   ============================================================================ */
.circulars__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 64em) {
  .circulars__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
  }
}

/* ============================================================================
   4. CARD
   ============================================================================ */
.circulars__card {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--space-4);
  align-items: start;
  padding: var(--space-5) var(--space-6);
  background-color: var(--color-bg);
  border: 1px solid var(--color-grey-light);
  border-radius: var(--radius-xl);
  transition:
    transform var(--duration-base) var(--ease-out),
    box-shadow var(--duration-base) var(--ease-out),
    border-color var(--duration-base) var(--ease-out);
}

@media (min-width: 64em) {
  .circulars__card {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr auto;
    gap: var(--space-4);
    padding: var(--space-6);
  }
}

.circulars__card:hover,
.circulars__card:focus-within {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-light);
}

/* ============================================================================
   5. DATE BLOCK ("calendar tear-off" style)
   ============================================================================ */
.circulars__date {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 64px;
  min-height: 64px;
  padding: var(--space-2);
  background: linear-gradient(
    135deg,
    var(--color-primary) 0%,
    var(--color-primary-dark) 100%
  );
  color: var(--color-text-on-primary);
  border-radius: var(--radius-md);
  flex-shrink: 0;
  text-align: center;
  line-height: 1.1;
}

@media (min-width: 64em) {
  .circulars__date {
    width: 64px;
    align-self: start;
    margin-bottom: var(--space-2);
  }
}

.circulars__date-day {
  font-size: var(--fs-xl);
  font-weight: var(--fw-extra);
  font-family: var(--font-mono);
  letter-spacing: -0.02em;
}

.circulars__date-month-year {
  font-size: 10px;
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  letter-spacing: var(--ls-widest);
  margin-top: 2px;
  opacity: 0.95;
}

/* ============================================================================
   6. BODY
   ============================================================================ */
.circulars__body {
  min-width: 0;                                       /* prevent grid overflow */
}

/* ============================================================================
   7. CATEGORY BADGE (color-coded by category)
   ============================================================================ */
.circulars__category {
  display: inline-block;
  padding: 2px var(--space-2);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  letter-spacing: var(--ls-widest);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-3);
}

.circulars__category--sebi-update {
  background-color: var(--color-primary-lighter);
  color: var(--color-primary);
}

.circulars__category--compliance {
  background-color: var(--color-success-bg);
  color: var(--color-success);
}

.circulars__category--press-release {
  background-color: var(--color-accent-light);
  color: var(--color-accent-hover);
}

/* Default fallback for any category not explicitly styled */
.circulars__category {
  background-color: var(--color-grey-lighter);
  color: var(--color-text-muted);
}

/* Re-apply specific colors via cascade */
.circulars__category.circulars__category--sebi-update {
  background-color: var(--color-primary-lighter);
  color: var(--color-primary);
}

.circulars__category.circulars__category--compliance {
  background-color: var(--color-success-bg);
  color: var(--color-success);
}

.circulars__category.circulars__category--press-release {
  background-color: var(--color-accent-light);
  color: var(--color-accent-hover);
}

/* ============================================================================
   8. TITLE
   ============================================================================ */
.circulars__card-title {
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  line-height: var(--lh-snug);
  color: var(--color-dark);
  margin-bottom: var(--space-3);

  /* Truncate to 3 lines max for visual consistency */
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

@media (min-width: 64em) {
  .circulars__card-title {
    font-size: var(--fs-lg);
  }
}

.circulars__card-link {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-color);
}

.circulars__card-link:hover,
.circulars__card-link:focus-visible {
  color: var(--color-primary);
}

.circulars__card-link::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
}

.circulars__card-link:focus-visible {
  outline: none;
}

.circulars__card:focus-within {
  outline: var(--focus-ring-width) var(--focus-ring-style) var(--color-focus-ring);
  outline-offset: 2px;
}

/* ============================================================================
   9. META (file info + relative time)
   ============================================================================ */
.circulars__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-4);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

.circulars__file {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-weight: var(--fw-medium);
  color: var(--color-primary);
}

.circulars__file--article {
  color: var(--color-text-muted);
}

.circulars__time {
  display: inline-block;
  color: var(--color-text-muted);
  font-style: normal;
}

/* ============================================================================
   10. READ ARROW
   ============================================================================ */
.circulars__read-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background-color: var(--color-grey-lighter);
  color: var(--color-text-muted);
  flex-shrink: 0;
  align-self: center;
  transition:
    background-color var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out),
    transform var(--duration-fast) var(--ease-out);
  position: relative;
  z-index: 0;
}

@media (min-width: 64em) {
  .circulars__read-arrow {
    align-self: end;
    margin-top: var(--space-2);
  }
}

.circulars__card:hover .circulars__read-arrow,
.circulars__card:focus-within .circulars__read-arrow {
  background-color: var(--color-primary);
  color: var(--color-text-on-primary);
  transform: translateX(3px);
}

/* ============================================================================
   11. MOBILE VIEW-ALL
   ============================================================================ */
.circulars__view-all-mobile {
  margin-top: var(--space-8);
  text-align: center;
}

@media (min-width: 64em) {
  .circulars__view-all-mobile {
    display: none;
  }
}

.circulars__view-all-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-full);
  text-decoration: none;
  min-height: 44px;
  transition: var(--transition-color);
}

.circulars__view-all-link:hover {
  background-color: var(--color-primary);
  color: var(--color-text-on-primary);
}

.circulars__view-all-link:focus-visible {
  outline: var(--focus-ring-width) var(--focus-ring-style) var(--color-focus-ring);
  outline-offset: var(--focus-ring-offset);
}

/* ============================================================================
   12. PRINT
   ============================================================================ */
@media print {
  .circulars {
    padding-block: var(--space-6);
  }

  .circulars__card {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid black;
    transform: none !important;
  }

  .circulars__date {
    background: none;
    color: black;
    border: 1px solid black;
  }

  .circulars__view-all-desktop,
  .circulars__view-all-mobile {
    display: none;
  }
}

/* ============================================================================
   13. REDUCED MOTION
   ============================================================================ */
@media (prefers-reduced-motion: reduce) {
  .circulars__card,
  .circulars__read-arrow,
  .circulars__view-all-desktop svg {
    transition: none;
  }

  .circulars__card:hover {
    transform: none;
  }

  .circulars__card:hover .circulars__read-arrow {
    transform: none;
  }
}

/* ============================================================================
   14. HIGH-CONTRAST
   ============================================================================ */
@media (prefers-contrast: more), (forced-colors: active) {
  .circulars__card {
    border: 2px solid CanvasText;
  }

  .circulars__date {
    background: ButtonFace;
    color: ButtonText;
    border: 2px solid ButtonText;
  }

  .circulars__read-arrow {
    background: ButtonFace;
    color: ButtonText;
    border: 1px solid ButtonText;
  }
}