/* ════════════════════════════════════════════════════════════════
   blog.css — Omega Sound Inc.
   Blog listing page layout
   ════════════════════════════════════════════════════════════════ */

/* ── Page base ── */
.blog-page {
  background: transparent;
  color: var(--void);
  min-height: 100vh;
  position: relative;
}

/* ── Background canvas — matches About page exactly ── */
#about-bg-top {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 145.6vh;
  min-height: 700px;
  z-index: -1;
  filter: blur(6px);
}

/* ── Nav: absolute top-center ── */
.blog-page .hero__logo-group {
  position: absolute;
  top: var(--space-lg);
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
}

.blog-page .hero__social-link img {
  mix-blend-mode: normal;
}

/* ── Page wrapper ── */
.blog-wrap {
  max-width: 1040px;
  margin: 0 auto;
  padding: 340px 40px 80px;
  position: relative;
}

/* ════════════════════════════════════════════════════════════════
   PAGE HEADER
   ════════════════════════════════════════════════════════════════ */
.blog-header {
  margin-bottom: var(--space-xl);
}

.blog-eyebrow {
  display: block;
  font-family: var(--font-sans);
  font-size: var(--text-eyebrow);
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ghost);
  margin-bottom: var(--space-sm);
}

.blog-title {
  font-family: var(--font-sans);
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  font-weight: 500;
  letter-spacing: -0.025em;
  line-height: 1.0;
  background-image: linear-gradient(
    to bottom right in oklab,
    var(--gradient-hero-from),
    var(--gradient-hero-to)
  );
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  margin: 0 0 var(--space-md);
}

.blog-subtitle {
  font-family: var(--font-sans);
  font-size: clamp(0.9rem, 1.1vw, 1rem);
  font-weight: 400;
  line-height: 1.6;
  color: var(--void);
  opacity: 0.6;
  max-width: 480px;
  margin: 0;
}

/* ════════════════════════════════════════════════════════════════
   POST GRID
   ════════════════════════════════════════════════════════════════ */
.blog-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

/* ── Post card ── */
.blog-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding: var(--space-xl) var(--space-lg);
  background: rgba(255, 255, 255, 0.52);
  border: 1px solid rgba(11, 14, 23, 0.1);
  border-radius: 4px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: border-color 0.25s var(--ease-smooth),
              background  0.25s var(--ease-smooth),
              transform   0.25s var(--ease-smooth);
}

.blog-card:hover {
  border-color: rgba(11, 14, 23, 0.22);
  background: rgba(255, 255, 255, 0.72);
  transform: translateY(-3px);
}

/* ── Featured card: spans both columns, image left + text right ── */
.blog-card--featured {
  grid-column: 1 / -1;
  flex-direction: row;
  padding: 0;
  overflow: hidden;
  gap: 0;
}

.blog-card--featured .blog-card__img {
  flex: 0 0 48%;
  max-height: 420px;
  overflow: hidden;
}

.blog-card--featured .blog-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s var(--ease-smooth);
}

.blog-card--featured:hover .blog-card__img img {
  transform: scale(1.03);
}

.blog-card--featured .blog-card__body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding: var(--space-xl) var(--space-xl);
}

@media (max-width: 768px) {
  .blog-card--featured {
    flex-direction: column;
  }

  .blog-card--featured .blog-card__img {
    flex: none;
    max-height: 260px;
  }

  .blog-card--featured .blog-card__body {
    padding: var(--space-lg) var(--space-md);
  }
}

/* ── Card meta row: tag + date ── */
.blog-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.blog-card__tag {
  font-family: var(--font-sans);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--omega-blue-deep);
  background: rgba(10, 36, 99, 0.08);
  padding: 3px 10px;
  border-radius: 2px;
}

.blog-card__date {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--ghost);
}

/* ── Card title ── */
.blog-card__title {
  font-family: var(--font-sans);
  font-size: clamp(1.15rem, 1.6vw, 1.5rem);
  font-weight: 500;
  letter-spacing: -0.015em;
  line-height: 1.25;
  color: var(--void);
  margin: 0;
}

/* ── Card excerpt ── */
.blog-card__excerpt {
  font-family: var(--font-sans);
  font-size: clamp(0.85rem, 1vw, 0.95rem);
  font-weight: 400;
  line-height: 1.65;
  color: var(--void);
  opacity: 0.7;
  margin: 0;
  flex-grow: 1;
}

/* ── Read link ── */
.blog-card__read {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--omega-blue-deep);
  text-decoration: none;
  align-self: flex-start;
  transition: color 0.2s var(--ease-smooth),
              letter-spacing 0.2s var(--ease-smooth);
}

.blog-card__read:hover {
  color: var(--omega-blue-bright);
  letter-spacing: 0.14em;
}

/* ════════════════════════════════════════════════════════════════
   FOOTER
   ════════════════════════════════════════════════════════════════ */
.blog-footer {
  padding: var(--space-xl) 0;
  display: flex;
  justify-content: center;
  position: relative;
}

.blog-footer__logo-group {
  position: relative;
  display: inline-block;
}

/* Extended hover bridge */
.blog-footer__logo-group::before {
  content: '';
  position: absolute;
  left: -38vw;
  right: -38vw;
  top: -4vh;
  bottom: -4vh;
}

.blog-footer__logo {
  width: clamp(64px, 8vw, 104px);
  height: auto;
  display: block;
  transform: rotate(180deg);
  transition: transform 1.1s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.blog-footer__logo-group:hover .blog-footer__logo {
  transform: rotate(360deg);
}

.blog-footer__left,
.blog-footer__right {
  position: absolute;
  top: 50%;
  font-family: var(--font-sans);
  font-size: var(--text-eyebrow);
  font-weight: 500;
  letter-spacing: 0.15em;
  color: #000000;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.blog-footer__left {
  right: calc(100% + max(68px, 8vw));
  transform: translateY(-50%) translateX(10px);
}

.blog-footer__right {
  left: calc(100% + max(68px, 8vw));
  transform: translateY(-50%) translateX(-10px);
}

.blog-footer__logo-group:hover .blog-footer__left,
.blog-footer__logo-group:hover .blog-footer__right {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

/* ════════════════════════════════════════════════════════════════
   RESPONSIVE — Mobile
   ════════════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
  .blog-wrap {
    padding: 88px 20px 60px;
  }

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

  .blog-card {
    padding: var(--space-lg) var(--space-md);
  }

  .blog-page .hero__logo-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
  }

  .blog-page .hero__logo-group::before {
    display: none;
  }

  .blog-page .hero__logo-socials {
    position: static;
    opacity: 1;
    pointer-events: auto;
    transform: none;
    flex-direction: row;
    gap: 20px;
  }

  .blog-page .hero__logo-nav {
    position: static;
    opacity: 1;
    pointer-events: auto;
    transform: none;
    flex-direction: row;
    gap: clamp(16px, 5vw, 28px);
  }
}