/**
 * Vital Brain Health — Blog page
 * Creative prototype styles for blog.html
 *
 * Layout (unchanged):
 * 1. Latest Blogs (2 featured)
 * 2. Neurofeedback (3 cards + Explore More)
 * 3. Brain Mapping (qEEG) (3 cards + Explore More)
 * 4. Conditions We Help (3 cards + Explore More)
 * 5. All Articles (3 cards)
 */

/* ================================================================
   Design tokens
   ================================================================ */
:root {
  --dark-blue: #091b46;
  --maroon: #76191a;
  --light-blue: #76bcd9;
  --wheat: #f4ecd0;
  --white: #ffffff;
  --dark-gray: #455560;
  --light-gray: #e8e8e8;
  --soft-blue: #eef7fb;
  --soft-wheat: #faf6ea;

  --xxxxs: 4px;
  --xxxs: 8px;
  --xxs: 12px;
  --xs: 16px;
  --sm: 24px;
  --md: 32px;
  --lg: 48px;
  --xl: 64px;
  --xxl: 80px;

  --content-width: 1340px;
  --radius-brand: 16px 0 16px 0;
  --font: "Source Sans 3", "Source Sans Pro", sans-serif;
  --transition: 0.28s ease;
}

/* ================================================================
   Base / reset (preview page only)
   ================================================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}



.blog-page {
  width: 100%;
  background: var(--white);
}

/* ================================================================
   Shared section shell
   ================================================================ */
.blog-section {
  position: relative;
  padding: var(--xl) 0px;
}

.blog-section--latest {
  padding-bottom: var(--xxl);
  background: var(--white);
  padding-top: 0;
}

.blog-section--neuro {
  background: var(--soft-wheat);
}

.blog-section--mapping {
  background: transparent;
}

.blog-section--conditions {
  background: var(--white);
}

/*.blog-section--all {*/
/*  padding-bottom: var(--xxl);*/
/*  background:*/
/*    linear-gradient(180deg, var(--soft-wheat) 0%, var(--white) 42%);*/
/*}*/

.blog-section__inner {
  position: relative;
  z-index: 1;
  max-width: var(--content-width);
  margin: 0 auto;
}

.blog-section__header {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: var(--sm);
  margin-bottom: var(--md);
}

.blog-section__header--with-action {
  justify-content: space-between;
  align-items: flex-end;
}

.blog-section__heading-group {
  display: flex;
  flex-direction: column;
  gap: var(--xxxs);
  min-width: 0;
}

.blog-section__eyebrow {
  margin: 0;
  font-weight: 600;
  font-size: 14px;
  line-height: 20px;
  letter-spacing: 3.2px;
  text-transform: uppercase;
  color: var(--maroon);
}

.blog-section__title {
  margin: 0;
  font-weight: 600;
  font-size: 40px;
  line-height: 48px;
  letter-spacing: -2px;
  color: var(--dark-blue);
}

/* ================================================================
   Explore More button
   ================================================================ */
.blog-explore {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-shrink: 0;
  margin-left: auto;
  padding: 12px 22px;
  font-weight: 600;
  font-size: 16px;
  line-height: 24px;
  white-space: nowrap;
  color: var(--dark-blue);
  background: var(--white);
  border: 1px solid var(--dark-blue);
  border-radius: var(--radius-brand);
  transition:
    background-color var(--transition),
    color var(--transition),
    border-color var(--transition),
    transform var(--transition);
}

.blog-explore__arrow {
  display: inline-block;
  transition: transform var(--transition);
}

.blog-explore:hover {
  color: var(--white);
  background: var(--dark-blue);
  border-color: var(--dark-blue);
}

.blog-explore:hover .blog-explore__arrow {
  transform: translateX(4px);
}

.blog-explore:focus-visible,
.blog-card__link:focus-visible,
.blog-latest__title a:focus-visible,
.blog-latest__cta:focus-visible,
.blog-card__title a:focus-visible {
  outline: 2px solid var(--light-blue);
  outline-offset: 3px;
}

/* ================================================================
   Section 1 — Latest Blogs (editorial feature rows)
   ================================================================ */
.blog-latest__intro {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--xxxs);
  margin-bottom: var(--xl);
  text-align: center;
}

.blog-latest {
  display: flex;
  flex-direction: column;
  gap: var(--xl);
}

.blog-latest__feature {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: var(--md);
  align-items: center;
}

.blog-latest__feature--reverse {
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
}

.blog-latest__feature--reverse .blog-latest__visual {
  order: 2;
}

.blog-latest__feature--reverse .blog-latest__content {
  order: 1;
}

.blog-latest__visual {
  position: relative;
  display: block;
  overflow: hidden;
  min-height: 420px;
  height: 100%;
  border-radius: var(--radius-brand);
  isolation: isolate;
}

.blog-latest__visual--blue {
  background: var(--light-blue);
}

.blog-latest__visual--maroon {
  background: var(--maroon);
}

.blog-latest__visual img {
  width: 100%;
  height: 100%;
  min-height: 420px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.blog-latest__feature:hover .blog-latest__visual img {
  transform: scale(1.05);
}

.blog-latest__badge {
  position: absolute;
  top: 20px;
  left: 20px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  font-weight: 600;
  font-size: 12px;
  line-height: 16px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dark-blue);
  background: var(--wheat);
  border-radius: var(--radius-brand);
}

.blog-latest__content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--xs);
  padding: var(--sm) 0;
  max-width: 520px;
}

.blog-latest__feature--reverse .blog-latest__content {
  margin-left: auto;
  padding-right: var(--sm);
}

.blog-latest__feature:not(.blog-latest__feature--reverse) .blog-latest__content {
  padding-left: var(--sm);
}

.blog-latest__title {
  font-weight: 600;
  font-size: 32px;
  line-height: 40px;
  letter-spacing: -1.4px;
  color: var(--dark-blue);
}

.blog-latest__title a {
  transition: color var(--transition);
  color: #091b46;
}

.blog-latest__title a:hover,
.blog-card__title a:hover {
  color: var(--maroon);
}

.blog-latest__excerpt {
  font-weight: 400;
  font-size: 16px;
  line-height: 24px;
  color: var(--dark-gray);
}

.blog-latest__cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: var(--xxxs);
  padding: 12px 24px;
  font-weight: 600;
  font-size: 16px;
  line-height: 24px;
  color: var(--white);
  background: var(--dark-blue);
  border-radius: var(--radius-brand);
  transition: background-color var(--transition), transform var(--transition);
}

.blog-latest__cta-arrow {
  display: inline-block;
  transition: transform var(--transition);
}

.blog-latest__cta:hover {
  background: var(--maroon);
}

.blog-latest__cta:hover .blog-latest__cta-arrow {
  transform: translateX(4px);
}

@media (prefers-reduced-motion: reduce) {
  .blog-latest__feature:hover .blog-latest__visual img,
  .blog-latest__cta:hover .blog-latest__cta-arrow,
  .blog-card:hover,
  .blog-explore:hover .blog-explore__arrow,
  .blog-card__link:hover .blog-card__link-arrow,
  .blog-card:hover .blog-card__media img {
    transform: none;
  }
}

/* ================================================================
   Shared card meta / Read More
   ================================================================ */
.blog-card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--xxxs) var(--xs);
}

.blog-card__category {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  font-weight: 600;
  font-size: 12px;
  line-height: 16px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--maroon);
  background: var(--wheat);
  border-radius: 4px 0 4px 0;
}

.blog-card__date {
  font-weight: 400;
  font-size: 14px;
  line-height: 16px;
  color: var(--dark-gray);
}

.blog-card__link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  align-self: flex-start;
  margin-top: auto;
  padding: 0 0 4px;
  font-weight: 600;
  font-size: 16px;
  line-height: 24px;
  color: var(--dark-blue);
  background: transparent;
  border-radius: 0;
  transition: color var(--transition);
}

.blog-card__link::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--light-blue);
  transform: scaleX(0.28);
  transform-origin: left center;
  transition: transform var(--transition), background-color var(--transition);
}

.blog-card__link-arrow {
  display: inline-block;
  transition: transform var(--transition);
}

.blog-card__link:hover {
  color: var(--maroon);
  background: transparent;
}

.blog-card__link:hover::before {
  transform: scaleX(1);
  background: var(--maroon);
}

.blog-card__link:hover .blog-card__link-arrow {
  transform: translateX(4px);
}

/* ================================================================
   Blog card grid (sections 2–5)
   ================================================================ */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--md) var(--xs);
  align-items: stretch;
}

.blog-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: transparent;
  border: none;
  border-radius: 0;
  overflow: visible;
  box-shadow: none;
  transition: transform var(--transition);
}

.blog-card:hover {
  transform: translateY(-6px);
}

.blog-card__media {
  position: relative;
  display: block;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  flex-shrink: 0;
  border-radius: var(--radius-brand);
}

.blog-card__media--blue {
  background: var(--light-blue);
}

.blog-card__media--wheat {
  background: var(--wheat);
}

.blog-card__media--maroon {
  background: var(--maroon);
}

.blog-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease, opacity 0.35s ease;
}

.blog-card__media--blue img,
.blog-card__media--wheat img {
  mix-blend-mode: multiply;
  opacity: 0.94;
}

.blog-card__media--maroon img {
  mix-blend-mode: luminosity;
  opacity: 0.9;
}

.blog-card:hover .blog-card__media img {
  transform: scale(1.06);
  opacity: 1;
  mix-blend-mode: normal;
}

.blog-card__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: var(--xxxs);
  padding: var(--sm) 4px 0;
}

.blog-card__title {
  font-weight: 600;
  font-size: 24px;
  line-height: 32px;
  letter-spacing: -1.2px;
  color: var(--dark-blue);
}

.blog-card__title a {
  transition: color var(--transition);
  color: #091b46;
}

.blog-card__excerpt {
  flex: 1;
  font-weight: 400;
  font-size: 16px;
  line-height: 24px;
  color: var(--dark-gray);
}

/* ================================================================
   Existing CTA / Footer placeholders (prototype only)
   ================================================================ */
.blog-slot {
  width: 100%;
}

.blog-slot__placeholder {
  padding: var(--lg) 50px;
  border: 1px dashed var(--light-gray);
  background: #fafafa;
  text-align: center;
  color: var(--dark-gray);
  font-size: 14px;
  line-height: 20px;
}

.blog-slot__placeholder p + p {
  margin-top: 8px;
}

.blog-slot__placeholder code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
  color: var(--dark-blue);
}

/* ================================================================
   Tablet — 2 columns
   ================================================================ */
@media (max-width: 1024px) {
  .blog-section {
    padding: var(--lg) 32px;
  }

  .blog-section--latest {
    padding-top: var(--xl);
    padding-bottom: var(--xl);
  }

  .blog-section__title {
    font-size: 32px;
    line-height: 40px;
    letter-spacing: -1.6px;
  }

  .blog-latest {
    gap: var(--lg);
  }

  .blog-latest__feature,
  .blog-latest__feature--reverse {
    grid-template-columns: 1fr 1fr;
    gap: var(--sm);
  }

  .blog-latest__visual,
  .blog-latest__visual img {
    min-height: 320px;
  }

  .blog-latest__title {
    font-size: 26px;
    line-height: 34px;
    letter-spacing: -1.2px;
  }

  .blog-latest__content,
  .blog-latest__feature--reverse .blog-latest__content,
  .blog-latest__feature:not(.blog-latest__feature--reverse) .blog-latest__content {
    max-width: none;
    padding-left: 0;
    padding-right: 0;
    margin-left: 0;
  }

  .blog-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--sm);
  }

  .blog-card__title {
    font-size: 22px;
    line-height: 30px;
    letter-spacing: -1px;
  }
}

/* ================================================================
   Mobile — 1 column
   ================================================================ */
@media (max-width: 767px) {
  .blog-section {
    padding: 48px 16px;
  }

  .blog-section--latest {
    padding-top: 48px;
    padding-bottom: 48px;
  }

  .blog-section--all {
    padding-bottom: 64px;
  }

  .blog-section__header {
    margin-bottom: 24px;
  }

  .blog-section__header--with-action {
    flex-wrap: wrap;
    align-items: flex-start;
    gap: 16px;
  }

  .blog-section__title {
    font-size: 28px;
    line-height: 36px;
    letter-spacing: -1.4px;
  }

  .blog-explore {
    margin-left: 0;
  }

  .blog-latest__intro {
    margin-bottom: 32px;
    align-items: flex-start;
    text-align: left;
  }

  .blog-latest {
    gap: 48px;
  }

  .blog-latest__feature,
  .blog-latest__feature--reverse {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .blog-latest__feature--reverse .blog-latest__visual,
  .blog-latest__feature--reverse .blog-latest__content {
    order: unset;
  }

  .blog-latest__visual,
  .blog-latest__visual img {
    min-height: 240px;
  }

  .blog-latest__title {
    font-size: 24px;
    line-height: 32px;
    letter-spacing: -1.2px;
  }

  .blog-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    max-width: 480px;
    margin: 0 auto;
  }

  .blog-slot__placeholder {
    padding: 32px 16px;
  }
}