/* ===================================================================
   DecorKimVinh — Trang giới thiệu (About page)
   Dùng chung biến CSS / quy ước BEM của css/style.css
   =================================================================== */

/* ---------- Breadcrumb (giống các trang khác) ---------- */
.breadcrumb { background: var(--color-cream-dark); padding: 14px 0; }
.breadcrumb__inner { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--color-gray); flex-wrap: wrap; }
.breadcrumb__inner a { transition: color var(--transition); }
.breadcrumb__inner a:hover { color: var(--color-primary); }
.breadcrumb__current { color: var(--color-dark); font-weight: 500; }

/* ---------- About hero ---------- */
.about-hero {
  background: linear-gradient(135deg, var(--color-secondary-dark) 0%, var(--color-secondary) 55%, #1B6B4C 100%);
  padding: 60px 0;
  text-align: center;
}
.about-hero__icon { font-size: 52px; display: block; margin-bottom: 14px; filter: drop-shadow(0 10px 14px rgba(0,0,0,0.3)); }
.about-hero h1 { font-family: var(--font-display); font-size: clamp(26px, 4vw, 38px); color: var(--color-white); margin-bottom: 12px; }
.about-hero p { color: rgba(255,255,255,0.85); max-width: 640px; margin: 0 auto; font-size: 15px; }

/* ---------- Brand story ---------- */
.about-story { padding: 70px 0; }
.about-story__grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 50px; align-items: center; }
.about-story__media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  aspect-ratio: 4 / 5;
}
.about-story__media img { width: 100%; height: 100%; object-fit: cover; display: block; }
.about-story__eyebrow {
  display: inline-block;
  color: var(--color-primary);
  font-weight: 700;
  font-size: 12.5px;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.about-story__content h2 { font-family: var(--font-display); font-size: clamp(22px, 3vw, 30px); color: var(--color-secondary-dark); margin-bottom: 18px; line-height: 1.3; }
.about-story__content p { color: var(--color-gray); font-size: 15px; line-height: 1.85; margin-bottom: 16px; }
.about-story__content p:last-child { margin-bottom: 0; }

/* ---------- Mission / Vision / Values ---------- */
.about-mvv { padding: 10px 0 70px; }
.about-mvv__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.about-mvv__card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}
.about-mvv__card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.about-mvv__icon { font-size: 38px; display: block; margin-bottom: 16px; }
.about-mvv__card h3 { font-family: var(--font-display); font-size: 19px; color: var(--color-secondary-dark); margin-bottom: 10px; }
.about-mvv__card p { color: var(--color-gray); font-size: 14px; line-height: 1.75; }

/* ---------- Why choose us ---------- */
.about-why { padding: 10px 0 70px; }
.about-why__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.about-why__item { text-align: center; }
.about-why__icon {
  width: 76px; height: 76px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
  box-shadow: var(--shadow-sm);
  background: linear-gradient(145deg, #DCEEDF, #BFE0C6);
  color: var(--color-secondary-dark);
}
.about-why__icon--gold { background: linear-gradient(145deg, #FBEFC6, #F3DD8E); color: #8A6D1E; }
.about-why__icon--red { background: linear-gradient(145deg, #FBDDE0, #F3B6BD); color: var(--color-primary); }
.about-why__item h3 { font-size: 16px; color: var(--color-dark); margin-bottom: 8px; }
.about-why__item p { font-size: 13.5px; color: var(--color-gray); line-height: 1.6; }

/* ---------- Commitment / contact card ---------- */
.about-commit { padding: 10px 0 80px; }
.about-commit__card {
  background: linear-gradient(135deg, var(--color-secondary-dark), var(--color-secondary));
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  text-align: center;
  color: var(--color-white);
}
.about-commit__card h2 { font-family: var(--font-display); font-size: clamp(22px, 3vw, 28px); margin-bottom: 12px; }
.about-commit__card > p { color: rgba(255,255,255,0.82); max-width: 560px; margin: 0 auto 30px; font-size: 15px; }
.about-commit__info {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 28px;
  margin-bottom: 30px;
  padding-bottom: 30px;
  border-bottom: 1px solid rgba(255,255,255,0.18);
}
.about-commit__info li { display: flex; align-items: center; gap: 8px; font-size: 14px; color: rgba(255,255,255,0.92); }
.about-commit__info .icon { color: var(--color-gold-light); flex-shrink: 0; }
.about-commit__info a { color: rgba(255,255,255,0.92); }
.about-commit__info a:hover { color: var(--color-gold-light); }
.about-commit__actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ===================================================================
   RESPONSIVE
   =================================================================== */
@media (max-width: 1024px) {
  .about-story__grid { grid-template-columns: 1fr; gap: 32px; }
  .about-story__media { aspect-ratio: 16 / 9; order: -1; }
  .about-mvv__grid { grid-template-columns: repeat(3, 1fr); gap: 18px; }
  .about-why__grid { grid-template-columns: repeat(2, 1fr); gap: 26px; }
}

@media (max-width: 640px) {
  .about-hero { padding: 40px 0; }
  .about-story { padding: 44px 0; }
  .about-mvv { padding: 0 0 44px; }
  .about-mvv__grid { grid-template-columns: 1fr; }
  .about-why { padding: 0 0 44px; }
  .about-why__grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .about-commit { padding: 0 0 50px; }
  .about-commit__card { padding: 34px 22px; }
  .about-commit__info { flex-direction: column; align-items: flex-start; gap: 14px; }
  .about-commit__actions { flex-direction: column; }
  .about-commit__actions .btn { width: 100%; }
}