/* ==========================================================================
   HEALCORE — Home page styles
   ========================================================================== */

/* Hero */
.hero {
  position: relative;
  height: 100vh;
  min-height: 680px;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: #fff;
}

.hero-bg {
  position: absolute;
  top: -25%;
  left: 0;
  width: 100%;
  height: 150%;
  z-index: 0;
  will-change: transform;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 13, 12, 0.55) 0%, rgba(10, 13, 12, 0.55) 40%, rgba(10, 13, 12, 0.85) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 780px;
}

.hero-content .eyebrow {
  color: var(--color-mint);
}

.hero-content .eyebrow::before {
  background: var(--color-mint);
}

.hero-content h1 {
  font-size: clamp(34px, 6vw, 64px);
  font-weight: 900;
  line-height: 1.35;
  letter-spacing: -0.02em;
}

.hero-content h1 span {
  color: var(--color-mint);
}

.hero-desc {
  margin-top: 26px;
  font-size: 17px;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.88);
  max-width: 620px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  margin-top: 42px;
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: rgba(255, 255, 255, 0.75);
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: rgba(255, 255, 255, 0.4);
  position: relative;
  overflow: hidden;
}

.scroll-line::after {
  content: '';
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-mint);
  animation: scrollDown 1.8s infinite ease-in-out;
}

@keyframes scrollDown {
  0% { top: -100%; }
  50% { top: 0; }
  100% { top: 100%; }
}

/* Statement */
.statement {
  background: var(--color-off-white);
}

.statement-text {
  text-align: center;
  font-size: clamp(22px, 3.2vw, 34px);
  font-weight: 700;
  line-height: 1.6;
  color: var(--color-black);
  max-width: 900px;
  margin: 0 auto;
}

.statement-text strong {
  color: var(--color-mint-deep);
}

/* Philosophy */
.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.philosophy-card {
  position: relative;
  padding: 40px 28px;
  border: 1px solid var(--color-line);
  border-radius: 20px;
  transition: var(--transition);
}

.philosophy-card:hover {
  border-color: var(--color-mint);
  box-shadow: 0 20px 50px rgba(95, 139, 129, 0.14);
  transform: translateY(-6px);
}

.philosophy-num {
  position: absolute;
  top: 24px;
  right: 28px;
  font-family: var(--font-en);
  font-size: 13px;
  color: var(--color-gray-light);
  font-weight: 700;
}

.philosophy-card i {
  font-size: 28px;
  color: var(--color-mint-deep);
  margin-bottom: 22px;
  display: block;
}

.philosophy-card h3 {
  font-size: 19px;
  font-weight: 800;
  margin-bottom: 14px;
  color: var(--color-black);
}

.philosophy-card p {
  font-size: 14.5px;
  color: var(--color-gray);
  line-height: 1.75;
}

/* Product highlight */
.product-highlight {
  background: var(--color-black);
  color: #fff;
}

.product-highlight-inner {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 80px;
  align-items: center;
}

.product-highlight-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  background: radial-gradient(circle, rgba(159, 201, 191, 0.16) 0%, transparent 70%);
  border-radius: 30px;
  padding: 30px;
}

.product-highlight-visual img {
  max-height: 520px;
  width: auto;
  margin: 0 auto;
  filter: drop-shadow(0 30px 40px rgba(0, 0, 0, 0.5));
}

.product-highlight-copy .eyebrow {
  color: var(--color-mint);
}

.product-highlight-copy .eyebrow::before {
  background: var(--color-mint);
}

.product-highlight-copy .section-title {
  color: #fff;
}

.product-highlight-copy .section-sub {
  color: rgba(255, 255, 255, 0.7);
}

.highlight-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 32px 0 40px;
}

.highlight-tags li {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 14px;
  font-weight: 600;
}

.highlight-tags i {
  color: var(--color-mint);
}

/* Usage gallery */
.usage-gallery {
  background: var(--color-off-white);
}

.usage-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  grid-template-rows: auto;
  gap: 24px;
}

.usage-item {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  aspect-ratio: 3/4;
}

.usage-item.large {
  grid-row: span 1;
}

.usage-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.usage-item:hover img {
  transform: scale(1.06);
}

.usage-item figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 22px;
  background: linear-gradient(180deg, transparent, rgba(0,0,0,0.75));
  color: #fff;
  font-size: 14.5px;
  font-weight: 600;
}

/* Vision banner */
.vision-banner {
  background: linear-gradient(135deg, var(--color-mint-deep), var(--color-mint-dark));
  color: #fff;
}

.vision-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 50px;
  align-items: center;
}

.vision-banner .eyebrow {
  color: rgba(255,255,255,0.85);
}

.vision-banner .eyebrow::before {
  background: #fff;
}

.vision-text {
  font-size: clamp(19px, 2.4vw, 25px);
  font-weight: 700;
  line-height: 1.65;
}

.vision-divider {
  width: 1px;
  height: 140px;
  background: rgba(255, 255, 255, 0.3);
}

/* News preview */
.section-head-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 50px;
  gap: 20px;
  flex-wrap: wrap;
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.news-card {
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--color-line);
  transition: var(--transition);
}

.news-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(0,0,0,0.08);
}

.news-thumb {
  height: 200px;
  overflow: hidden;
}

.news-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.news-card:hover .news-thumb img {
  transform: scale(1.08);
}

.news-body {
  padding: 26px;
}

.news-date {
  font-family: var(--font-en);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--color-mint-deep);
  font-weight: 700;
}

.news-body h3 {
  margin-top: 12px;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.5;
  color: var(--color-black);
}

.news-body p {
  margin-top: 12px;
  font-size: 14px;
  color: var(--color-gray);
  line-height: 1.7;
}

/* Responsive */
@media (max-width: 992px) {
  .philosophy-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .product-highlight-inner {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }

  .highlight-tags {
    justify-content: center;
  }

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

  .usage-item.large {
    grid-column: span 2;
  }

  .vision-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .vision-divider {
    width: 80px;
    height: 1px;
    margin: 0 auto;
  }

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

@media (max-width: 600px) {
  .philosophy-grid {
    grid-template-columns: 1fr;
  }

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

  .usage-item.large {
    grid-column: span 1;
  }

  .br-pc {
    display: none;
  }
}