/* ============================================================
   SERENZA · blog.css
   Premium blog styles matching the landing page aesthetic.
   Uses design tokens from colors_and_type.css — no fallback hex.
   ============================================================ */

/* ---------- Blog Main ---------- */
.blog-main {
  min-height: 60vh;
  padding-top: var(--navbar-h);
}

.blog-wrap {
  padding-bottom: 80px;
}

/* ---------- Blog Hero ---------- */
.blog-hero {
  padding: clamp(60px, 10vh, 100px) 0 clamp(36px, 6vh, 56px);
  text-align: center;
  position: relative;
}

.blog-hero::after {
  content: "";
  display: block;
  width: 48px;
  height: 1px;
  background: var(--gold);
  margin: 32px auto 0;
}

.blog-hero .wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.blog-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.blog-hero__eyebrow::before {
  content: "";
  width: 34px;
  height: 1px;
  background: var(--gold);
}

.blog-hero__eyebrow span {
  font-family: var(--sans);
  font-weight: var(--fw-medium);
  font-size: var(--fs-label);
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--gold-deep);
}

.blog-hero__title {
  font-family: var(--serif);
  font-weight: var(--fw-regular);
  font-size: clamp(38px, 7vw, 80px);
  line-height: var(--lh-tight);
  letter-spacing: var(--tracking-display);
  color: var(--forest);
  margin: 0 0 16px;
}

.blog-hero__title .accent {
  color: var(--gold);
  font-style: italic;
}

.blog-hero__subtitle {
  font-family: var(--sans);
  font-weight: var(--fw-light);
  font-size: clamp(17px, 1.8vw, 20px);
  line-height: 1.65;
  color: var(--ink-soft);
  max-width: 50ch;
  margin: 0 auto;
}

/* ---------- Category Navigation ---------- */
.blog-category-nav {
  border-bottom: 1px solid var(--paper-deep);
  padding: 0 0 1px;
  margin-bottom: clamp(32px, 5vw, 56px);
}

.blog-category-nav .wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.blog-category-nav__scroll {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 14px 0;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.blog-category-nav__scroll::-webkit-scrollbar {
  display: none;
}

.blog-category-nav__link {
  flex-shrink: 0;
  padding: 8px 20px;
  border-radius: 100px;
  text-decoration: none;
  font-family: var(--sans);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  border: 1px solid var(--paper-deep);
  background: transparent;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.blog-category-nav__link:hover {
  border-color: var(--forest);
  color: var(--forest);
  background: var(--paper-soft);
}

.blog-category-nav__link--active {
  background: var(--forest);
  color: var(--paper);
  border-color: var(--forest);
}

.blog-category-nav__link--active:hover {
  background: var(--forest-80);
  color: var(--paper);
  border-color: var(--forest-80);
}

/* ---------- Blog Grid ---------- */
.blog-grid-section .wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: clamp(24px, 3vw, 36px);
}

.blog-grid--3 {
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: clamp(20px, 2.5vw, 28px);
}

.blog-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 80px 20px;
  color: var(--ink-faint);
  font-family: var(--sans);
  font-weight: var(--fw-light);
  font-size: 1.05rem;
}

/* ---------- Blog Card ---------- */
.blog-card {
  background: var(--paper-soft);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--paper-deep);
  transition: box-shadow 0.4s ease, transform 0.4s ease, border-color 0.4s ease;
  display: flex;
  flex-direction: column;
  position: relative;
}

.blog-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-sm);
  border-color: var(--sand);
}

.blog-card:hover::before {
  opacity: 1;
}

/* Featured card */
.blog-card--featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.blog-card--featured .blog-card__image {
  aspect-ratio: 16/10;
  object-fit: cover;
  width: 100%;
  height: 100%;
}

/* Image area */
.blog-card__image-link {
  display: block;
  overflow: hidden;
  position: relative;
}

.blog-card__image-link::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(31, 42, 36, 0.04) 100%);
  pointer-events: none;
}

.blog-card__image {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.blog-card:hover .blog-card__image {
  transform: scale(1.04);
}

/* Card body */
.blog-card__body {
  padding: clamp(20px, 2.5vw, 28px);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.blog-card__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

/* Card title */
.blog-card__title {
  font-family: var(--serif);
  font-weight: var(--fw-regular);
  font-size: clamp(20px, 2.2vw, 24px);
  line-height: var(--lh-snug);
  margin: 0 0 10px;
  letter-spacing: -0.01em;
}

.blog-card__title a {
  text-decoration: none;
  color: var(--forest);
  transition: color 0.25s ease;
}

.blog-card__title a:hover {
  color: var(--gold-deep);
}

/* Card excerpt */
.blog-card__excerpt {
  font-family: var(--sans);
  font-weight: var(--fw-light);
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-soft);
  margin: 0 0 20px;
  flex: 1;
}

/* Card read-more link */
.blog-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--sans);
  font-weight: var(--fw-medium);
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gold-deep);
  text-decoration: none;
  transition: gap 0.3s ease, color 0.25s ease;
}

.blog-card__link:hover {
  gap: 10px;
  color: var(--forest);
}

.blog-card__link span[aria-hidden] {
  transition: transform 0.3s ease;
}

.blog-card:hover .blog-card__link span[aria-hidden] {
  transform: translateX(2px);
}

/* ---------- Category Badge ---------- */
.blog-category-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 100px;
  background: rgba(180, 154, 110, 0.1);
  color: var(--gold-deep);
  font-family: var(--sans);
  font-size: 11px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background 0.25s ease, color 0.25s ease;
}

.blog-category-badge:hover {
  background: rgba(180, 154, 110, 0.2);
  color: var(--gold-deep);
}

.blog-category-badge--sm {
  font-size: 10px;
  padding: 3px 10px;
}

/* ---------- Post Meta ---------- */
.blog-post-meta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--sans);
  font-size: 13px;
  font-weight: var(--fw-light);
  color: var(--ink-faint);
}

.blog-post-meta__sep {
  opacity: 0.35;
  color: var(--ink-faint);
}

/* ---------- Blog Category Header ---------- */
.blog-category-header {
  padding: clamp(40px, 8vh, 72px) 0 clamp(24px, 4vh, 40px);
}

.blog-category-header .wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.blog-category-header__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.blog-category-header__eyebrow::before {
  content: "";
  width: 34px;
  height: 1px;
  background: var(--gold);
}

.blog-category-header__eyebrow span {
  font-family: var(--sans);
  font-weight: var(--fw-medium);
  font-size: var(--fs-label);
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--gold-deep);
}

.blog-category-header__title {
  font-family: var(--serif);
  font-weight: var(--fw-regular);
  font-size: clamp(32px, 6vw, 64px);
  line-height: var(--lh-tight);
  letter-spacing: var(--tracking-display);
  color: var(--forest);
  margin: 12px 0;
}

.blog-category-header__desc {
  font-family: var(--sans);
  font-weight: var(--fw-light);
  font-size: clamp(16px, 1.6vw, 19px);
  line-height: 1.65;
  color: var(--ink-soft);
  max-width: 52ch;
}

/* ---------- Blog Article ---------- */
.blog-article {
  padding: clamp(24px, 4vh, 48px) 0 60px;
}

.wrap--narrow {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.blog-article__header {
  margin-bottom: 40px;
}

.blog-article__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.blog-article__title {
  font-family: var(--serif);
  font-weight: var(--fw-regular);
  font-size: clamp(30px, 5.5vw, 52px);
  line-height: var(--lh-tight);
  letter-spacing: var(--tracking-display);
  color: var(--forest);
  margin: 0 0 16px;
}

.blog-article__excerpt {
  font-family: var(--serif);
  font-style: italic;
  font-weight: var(--fw-regular);
  font-size: clamp(18px, 2.2vw, 24px);
  line-height: 1.45;
  color: var(--forest-80);
  margin: 0;
}

.blog-article__figure {
  margin: 40px 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.blog-article__image {
  width: 100%;
  height: auto;
  display: block;
}

/* Article content */
.blog-article__content {
  font-family: var(--sans);
  font-weight: var(--fw-light);
  font-size: clamp(16px, 1.4vw, 18px);
  line-height: 1.8;
  color: var(--ink);
}

.blog-article__content h2 {
  font-family: var(--serif);
  font-weight: var(--fw-regular);
  font-size: clamp(22px, 3vw, 32px);
  line-height: var(--lh-snug);
  color: var(--forest);
  margin: 48px 0 16px;
  letter-spacing: -0.01em;
}

.blog-article__content h3 {
  font-family: var(--serif);
  font-weight: var(--fw-regular);
  font-size: clamp(18px, 2.2vw, 24px);
  line-height: var(--lh-snug);
  color: var(--forest);
  margin: 36px 0 12px;
}

.blog-article__content p {
  font-family: var(--sans);
  font-weight: var(--fw-light);
  margin-bottom: 24px;
}

.blog-article__content a {
  color: var(--gold-deep);
  text-decoration: underline;
  text-decoration-color: rgba(180, 154, 110, 0.3);
  text-underline-offset: 3px;
  transition: text-decoration-color 0.25s ease;
}

.blog-article__content a:hover {
  text-decoration-color: var(--gold-deep);
}

.blog-article__content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  margin: 28px 0;
}

.blog-article__content blockquote {
  border-left: 3px solid var(--gold);
  padding: 20px 28px;
  margin: 32px 0;
  background: rgba(180, 154, 110, 0.05);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(17px, 1.8vw, 20px);
  line-height: 1.6;
  color: var(--forest-80);
}

.blog-article__content ul,
.blog-article__content ol {
  padding-left: 24px;
  margin-bottom: 24px;
}

.blog-article__content li {
  margin-bottom: 10px;
  line-height: 1.7;
}

.blog-article__content strong {
  font-weight: var(--fw-medium);
  color: var(--forest);
}

/* Tags */
.blog-article__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 48px 0;
  padding-top: 28px;
  border-top: 1px solid var(--paper-deep);
}

.blog-tag {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 100px;
  background: var(--paper-soft);
  border: 1px solid var(--paper-deep);
  color: var(--ink-soft);
  font-family: var(--sans);
  font-size: 13px;
  font-weight: var(--fw-light);
  text-decoration: none;
  transition: all 0.25s ease;
}

.blog-tag:hover {
  background: var(--forest);
  color: var(--paper);
  border-color: var(--forest);
}

/* ---------- Share Buttons ---------- */
.blog-share {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px 0;
  border-top: 1px solid var(--paper-deep);
  border-bottom: 1px solid var(--paper-deep);
  margin: 36px 0;
}

.blog-share__label {
  font-family: var(--sans);
  font-size: 13px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.blog-share__buttons {
  display: flex;
  gap: 10px;
}

.blog-share__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--paper-soft);
  border: 1px solid var(--paper-deep);
  color: var(--ink-soft);
  transition: all 0.3s ease;
  text-decoration: none;
}

.blog-share__btn:hover {
  background: var(--forest);
  color: var(--paper);
  border-color: var(--forest);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lift);
}

/* ---------- CTA Banner ---------- */
.blog-cta-banner {
  background: var(--forest);
  border-radius: var(--radius-xl);
  padding: clamp(40px, 6vw, 64px) clamp(28px, 4vw, 48px);
  text-align: center;
  margin: 56px 0;
  position: relative;
  overflow: hidden;
}

.blog-cta-banner::before {
  content: "";
  position: absolute;
  top: -40%;
  right: -20%;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(180, 154, 110, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.blog-cta-banner__content h3 {
  font-family: var(--serif);
  font-weight: var(--fw-regular);
  font-size: clamp(22px, 3.2vw, 36px);
  line-height: var(--lh-snug);
  color: var(--paper);
  margin: 0 0 12px;
  position: relative;
}

.blog-cta-banner__content p {
  font-family: var(--sans);
  font-weight: var(--fw-light);
  color: rgba(243, 238, 231, 0.72);
  margin: 0 0 28px;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.65;
  max-width: 48ch;
  margin-left: auto;
  margin-right: auto;
  position: relative;
}

.blog-cta-banner__content .btn {
  position: relative;
}

/* ---------- Related Posts ---------- */
.blog-related {
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid var(--paper-deep);
}

.blog-related__title {
  font-family: var(--serif);
  font-weight: var(--fw-regular);
  font-size: clamp(22px, 3vw, 32px);
  line-height: var(--lh-snug);
  color: var(--forest);
  margin: 0 0 28px;
  letter-spacing: -0.01em;
}

/* ---------- Newsletter CTA ---------- */
.blog-newsletter-cta {
  padding: clamp(56px, 8vh, 80px) 0;
  margin-top: 48px;
}

.blog-newsletter-cta .wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.blog-newsletter-cta__content {
  text-align: center;
  background: var(--paper-soft);
  border: 1px solid var(--paper-deep);
  border-radius: var(--radius-xl);
  padding: clamp(40px, 6vw, 64px) clamp(28px, 4vw, 48px);
  position: relative;
  overflow: hidden;
}

.blog-newsletter-cta__content::before {
  content: "";
  position: absolute;
  top: -60px;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 48px;
  background: linear-gradient(180deg, var(--gold), transparent);
}

.blog-newsletter-cta__title {
  font-family: var(--serif);
  font-weight: var(--fw-regular);
  font-size: clamp(24px, 3.5vw, 40px);
  line-height: var(--lh-snug);
  color: var(--forest);
  margin: 20px 0 12px;
}

.blog-newsletter-cta__text {
  font-family: var(--sans);
  font-weight: var(--fw-light);
  color: var(--ink-soft);
  margin: 0 auto 28px;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.65;
  max-width: 48ch;
}

.blog-newsletter-cta__note {
  display: block;
  margin-top: 16px;
  font-family: var(--sans);
  font-size: 13px;
  font-weight: var(--fw-light);
  color: var(--ink-faint);
}

/* ---------- Pagination ---------- */
.blog-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  padding: 48px 0 16px;
}

.pagination__link {
  text-decoration: none;
  color: var(--forest);
  font-family: var(--sans);
  font-size: 13px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 12px 28px;
  border: 1px solid var(--paper-deep);
  border-radius: 100px;
  transition: all 0.3s ease;
}

.pagination__link:hover {
  background: var(--forest);
  color: var(--paper);
  border-color: var(--forest);
}

.pagination__current {
  font-family: var(--sans);
  font-size: 13px;
  font-weight: var(--fw-light);
  color: var(--ink-faint);
  letter-spacing: 0.04em;
}

/* ---------- Blog Footer ---------- */
.blog-footer {
  background: var(--forest);
  color: rgba(243, 238, 231, 0.7);
  padding: 64px 0 32px;
}

.blog-footer .wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.blog-footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(243, 238, 231, 0.1);
}

.blog-footer__brand {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.blog-footer__brand .wm {
  font-family: var(--serif);
  font-size: 22px;
  color: var(--paper);
  letter-spacing: 0.04em;
}

.blog-footer__brand p {
  font-family: var(--serif);
  font-style: italic;
  font-size: 16px;
  color: var(--sand);
  margin: 8px 0 0;
  max-width: 30ch;
  line-height: 1.35;
}

.blog-footer__nav,
.blog-footer__legal {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.blog-footer__nav a,
.blog-footer__legal a {
  color: rgba(243, 238, 231, 0.6);
  text-decoration: none;
  font-family: var(--sans);
  font-size: 14px;
  font-weight: var(--fw-light);
  transition: color 0.25s ease;
}

.blog-footer__nav a:hover,
.blog-footer__legal a:hover {
  color: var(--sand);
}

.blog-footer__bottom {
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.blog-footer__bottom span {
  font-family: var(--sans);
  font-size: 12px;
  color: rgba(243, 238, 231, 0.4);
  letter-spacing: 0.03em;
}

/* ---------- Breadcrumb ---------- */
.blog-breadcrumb {
  font-family: var(--sans);
  font-size: 13px;
  font-weight: var(--fw-light);
  color: var(--ink-faint);
  margin-bottom: 8px;
}

.blog-breadcrumb a {
  color: var(--ink-faint);
  text-decoration: none;
  transition: color 0.25s ease;
}

.blog-breadcrumb a:hover {
  color: var(--forest);
}

.blog-breadcrumb span[aria-hidden] {
  margin: 0 8px;
  opacity: 0.3;
}

/* ---------- Screen Reader Only ---------- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ============================================================
   REVEAL ANIMATIONS (matching landing page)
   ============================================================ */
.blog-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.blog-reveal.in {
  opacity: 1;
  transform: none;
}

.blog-reveal[data-d="1"] { transition-delay: 0.06s; }
.blog-reveal[data-d="2"] { transition-delay: 0.12s; }
.blog-reveal[data-d="3"] { transition-delay: 0.18s; }

@media (prefers-reduced-motion: reduce) {
  .blog-reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
  .blog-card--featured {
    grid-template-columns: 1fr;
  }

  .blog-grid {
    grid-template-columns: 1fr;
  }

  .blog-grid--3 {
    grid-template-columns: 1fr;
  }

  .blog-footer__grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .blog-cta-banner {
    padding: 36px 24px;
    border-radius: var(--radius-lg);
  }

  .blog-share {
    flex-direction: column;
    align-items: flex-start;
  }

  .blog-pagination {
    flex-direction: column;
    gap: 16px;
  }

  .blog-footer__bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .blog-hero {
    padding: 48px 0 28px;
  }

  .blog-hero__title {
    font-size: clamp(28px, 8vw, 40px);
  }

  .blog-card__body {
    padding: 18px;
  }

  .blog-article__figure {
    margin: 28px calc(-1 * var(--gutter));
    border-radius: 0;
  }

  .blog-category-nav__link {
    padding: 6px 16px;
    font-size: 12px;
  }
}