/* ==========================================================================
   Tàu Hũ Tươi Phúc An — sections.css
   Style riêng cho từng section: Hero, Sản phẩm, Câu chuyện, Vì sao chọn, CTA.
   Mobile-first: mặc định là layout mobile, nâng cấp ở responsive.css.
   ========================================================================== */

/* ---------- Hero ---------- */
.hero {
  padding-top: calc(var(--space-2xl) + var(--space-md));
  padding-bottom: var(--space-2xl);
  background: linear-gradient(180deg, var(--color-bg-soft) 0%, var(--color-bg) 65%);
  overflow: hidden;
}

.hero__inner {
  display: grid;
  gap: var(--space-xl);
  align-items: center;
}

.hero__content {
  text-align: center;
}

.hero__title {
  font-size: clamp(2.2rem, 6vw, 3.4rem);
  margin-bottom: var(--space-sm);
}

.hero__lead {
  font-size: 1.05rem;
  max-width: 46ch;
  margin-inline: auto;
}

.hero__slogan {
  font-family: var(--font-heading);
  font-style: italic;
  color: var(--color-gold-strong);
  font-size: 1.15rem;
  margin: var(--space-sm) 0 var(--space-lg);
}

[data-theme='dark'] .hero__slogan {
  color: var(--color-gold);
}

.hero__actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.hero__media {
  position: relative;
  max-width: 420px;
  margin-inline: auto;
}

.hero__media-frame {
  display: block;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  padding: 5px;
  background: var(--metallic-gold);
  background-size: 220% 220%;
  background-position: 0% 0%;
  box-shadow: var(--shadow-lg);
  transition: background-position 1.4s var(--ease-premium);
}

.hero__media:hover .hero__media-frame {
  background-position: 100% 100%;
}

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  display: block;
  background: #fff;
}

.hero__media-ring {
  position: absolute;
  inset: -6px;
  border: 1px solid var(--color-gold);
  opacity: 0.25;
  border-radius: 50%;
  z-index: -1;
}

/* ---------- Product grid — danh sách hàng dọc, giữ 1 cột ở MỌI kích thước theo yêu cầu ---------- */
.product-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  max-width: 720px;
  margin-inline: auto;
}

/* ---------- Story ---------- */
.story {
  display: grid;
  gap: var(--space-xl);
  align-items: center;
}

.story__media {
  position: relative;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.story__media img {
  width: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 5;
  transition: transform 1.1s var(--ease-premium);
}

.story__media:hover img {
  transform: scale(1.045);
}

@media (prefers-reduced-motion: reduce) {
  .story__media:hover img {
    transform: none;
  }
}

.story__content .section__eyebrow {
  margin-bottom: var(--space-xs);
}

.story__content p {
  font-size: 0.98rem;
}

.story__closing {
  font-family: var(--font-heading);
  font-style: italic;
  color: var(--color-jade-strong);
  font-size: 1.08rem;
}

[data-theme='dark'] .story__closing {
  color: var(--color-jade);
}

.story__founder {
  margin-top: var(--space-md);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.story__founder-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background-color: var(--color-primary-soft);
  font-size: 1.2rem;
  overflow: hidden;
  flex-shrink: 0;
}

.story__founder-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.story__founder strong {
  color: var(--color-heading);
  font-family: var(--font-heading);
  font-size: 1rem;
}

/* ---------- Why choose us ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

/* ---------- CTA cuối trang ---------- */
.cta-band {
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--color-primary) 0%, #1c2f22 100%);
  color: #f3ecdd;
  text-align: center;
  padding: var(--space-2xl) var(--space-md);
  margin-inline: var(--container-padding);
  position: relative;
  overflow: hidden;
}

.cta-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 20%, rgba(217, 172, 95, 0.18), transparent 45%),
    radial-gradient(circle at 80% 80%, rgba(217, 172, 95, 0.12), transparent 50%);
  pointer-events: none;
}

.cta-band__title {
  color: #f3ecdd;
  font-size: clamp(1.7rem, 4.5vw, 2.4rem);
  position: relative;
}

.cta-band__text {
  color: rgba(243, 236, 221, 0.78);
  max-width: 48ch;
  margin: 0 auto var(--space-lg);
  position: relative;
}

@media (min-width: 1024px) {
  .cta-band {
    margin-inline: auto;
    max-width: calc(var(--container-width) - 2 * var(--container-padding));
  }
}