/* Minh Tâm Bảo — trang Giới thiệu */
:root {
  --mtb-about-ink: #17392f;
  --mtb-about-ink-2: #244d40;
  --mtb-about-muted: #6d7772;
  --mtb-about-gold: #b8924d;
  --mtb-about-gold-soft: #dec58f;
  --mtb-about-paper: #fffdf9;
  --mtb-about-cream: #f4eee3;
  --mtb-about-line: rgba(23,57,47,.12);
}

body.mtb-modern {
  background: #f5f1e9;
}

.mtb-about-page {
  color: var(--mtb-about-ink);
  overflow: clip;
}

.mtb-about-page,
.mtb-about-page * {
  word-break: normal;
  overflow-wrap: normal;
  hyphens: none;
}

.mtb-about-shell {
  width: min(calc(100% - 32px), 1760px);
  margin: 28px auto 0;
  border-radius: 32px;
}

.mtb-about-inner {
  width: min(100%, 1500px);
  margin: 0 auto;
  padding: clamp(52px, 6vw, 94px) clamp(22px, 5vw, 76px);
}

.mtb-about-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: var(--mtb-about-ink);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.mtb-about-eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--mtb-about-gold);
  box-shadow: 0 0 0 6px rgba(184,146,77,.11);
}

.mtb-about-display {
  margin: 0;
  color: var(--mtb-about-ink);
  font-family: Inter, Roboto, Arial, sans-serif;
  font-size: clamp(2.7rem, 5.4vw, 6rem);
  font-weight: 500;
  line-height: .98;
  letter-spacing: -.052em;
}

.mtb-about-display em {
  color: var(--mtb-about-gold);
  font-family: 'Noto Serif', Georgia, serif;
  font-style: italic;
  font-weight: 500;
  letter-spacing: -.035em;
}

.mtb-about-lead {
  margin: 0;
  color: var(--mtb-about-muted);
  font-size: clamp(1rem, 1.2vw, 1.18rem);
  line-height: 1.85;
}

.mtb-about-hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #fffdf9 0%, #f4eee3 100%);
  border: 1px solid var(--mtb-about-line);
}

.mtb-about-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(420px, .88fr);
  align-items: center;
  gap: clamp(46px, 7vw, 108px);
}

.mtb-about-hero__legal {
  margin: 26px 0 18px;
  color: #8a928e;
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.mtb-about-hero__copy .mtb-about-lead + .mtb-about-lead {
  margin-top: 14px;
}

.mtb-about-hero__quote {
  margin: 28px 0 0;
  padding-left: 20px;
  border-left: 3px solid var(--mtb-about-gold);
  color: var(--mtb-about-ink-2);
  font-family: 'Noto Serif', Georgia, serif;
  font-size: clamp(1.1rem, 1.7vw, 1.45rem);
  line-height: 1.6;
}

.mtb-about-hero__visual {
  position: relative;
  min-height: 620px;
}

.mtb-about-hero__image {
  position: absolute;
  inset: 0 0 0 8%;
  overflow: hidden;
  border-radius: 30px;
  background: #e9e5dc;
  box-shadow: 0 26px 72px rgba(18,50,40,.17);
}

.mtb-about-hero__image img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
}

.mtb-about-hero__seal {
  position: absolute;
  left: 0;
  top: 34px;
  z-index: 2;
  width: 126px;
  height: 126px;
  display: grid;
  place-items: center;
  text-align: center;
  border-radius: 50%;
  background: var(--mtb-about-ink);
  color: #fff;
  box-shadow: 0 18px 38px rgba(23,57,47,.28);
}

.mtb-about-hero__seal strong {
  display: block;
  color: var(--mtb-about-gold-soft);
  font-family: 'Noto Serif', Georgia, serif;
  font-size: 1.5rem;
  font-weight: 500;
}

.mtb-about-profile {
  background: #fffdf9;
  border: 1px solid var(--mtb-about-line);
}

.mtb-about-section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, .58fr);
  gap: 40px;
  align-items: end;
  margin-bottom: 44px;
}

.mtb-about-section-head h2 {
  margin: 0;
  color: var(--mtb-about-ink);
  font-size: clamp(2.1rem, 3.8vw, 4.2rem);
  font-weight: 500;
  letter-spacing: -.04em;
  line-height: 1.02;
}

.mtb-about-profile__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.mtb-about-profile-card {
  min-height: 150px;
  padding: 24px;
  border: 1px solid var(--mtb-about-line);
  border-radius: 22px;
  background: #fff;
}

.mtb-about-profile-card span {
  display: block;
  margin-bottom: 14px;
  color: var(--mtb-about-gold);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.mtb-about-profile-card strong,
.mtb-about-profile-card a,
.mtb-about-profile-card p {
  margin: 0;
  color: var(--mtb-about-ink);
  font-size: .98rem;
  font-weight: 700;
  line-height: 1.6;
  text-decoration: none;
}

.mtb-about-profile-card a:hover { color: var(--mtb-about-gold); }

.mtb-about-strategy {
  background: linear-gradient(135deg, #103128 0%, #173f34 60%, #0c281f 100%);
  color: #fff;
}

.mtb-about-strategy .mtb-about-eyebrow,
.mtb-about-strategy .mtb-about-section-head h2 {
  color: #fff;
}

.mtb-about-strategy .mtb-about-lead {
  color: rgba(255,255,255,.68);
}

.mtb-about-strategy__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid rgba(255,255,255,.14);
  border-left: 1px solid rgba(255,255,255,.14);
}

.mtb-about-strategy-card {
  min-height: 300px;
  padding: clamp(28px, 3.2vw, 46px);
  border-right: 1px solid rgba(255,255,255,.14);
  border-bottom: 1px solid rgba(255,255,255,.14);
}

.mtb-about-strategy-card span {
  display: block;
  margin-bottom: 72px;
  color: var(--mtb-about-gold-soft);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .14em;
}

.mtb-about-strategy-card h3 {
  margin: 0 0 16px;
  color: #fff;
  font-family: 'Noto Serif', Georgia, serif;
  font-size: clamp(1.7rem, 2.4vw, 2.35rem);
  font-weight: 500;
}

.mtb-about-strategy-card p {
  margin: 0;
  color: rgba(255,255,255,.7);
  line-height: 1.8;
}

.mtb-about-pillars {
  background: #f0eadf;
}

.mtb-about-pillars__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.mtb-about-pillar {
  min-height: 270px;
  padding: 28px;
  border-radius: 24px;
  background: #fffdf9;
  border: 1px solid var(--mtb-about-line);
}

.mtb-about-pillar b {
  display: block;
  margin-bottom: 70px;
  color: var(--mtb-about-gold);
  font-size: 11px;
  letter-spacing: .13em;
}

.mtb-about-pillar h3 {
  margin: 0 0 12px;
  color: var(--mtb-about-ink);
  font-family: 'Noto Serif', Georgia, serif;
  font-size: clamp(1.6rem, 2.2vw, 2.25rem);
  font-weight: 500;
}

.mtb-about-pillar p {
  margin: 0;
  color: var(--mtb-about-muted);
  line-height: 1.75;
}

.mtb-about-culture {
  background: #fffdf9;
  border: 1px solid var(--mtb-about-line);
}

.mtb-about-culture__grid {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
  gap: clamp(42px, 7vw, 100px);
  align-items: stretch;
}

.mtb-about-culture__statement {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.mtb-about-culture__statement blockquote {
  margin: 44px 0 0;
  color: var(--mtb-about-ink-2);
  font-family: 'Noto Serif', Georgia, serif;
  font-size: clamp(1.6rem, 2.4vw, 2.5rem);
  line-height: 1.4;
}

.mtb-about-culture__cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.mtb-about-culture-card {
  min-height: 390px;
  padding: 32px;
  border-radius: 26px;
  background: #eaf0eb;
}

.mtb-about-culture-card:nth-child(2) { background: #ece1d2; }

.mtb-about-culture-card span {
  display: inline-grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: var(--mtb-about-ink);
  color: var(--mtb-about-gold-soft);
  font-family: 'Noto Serif', Georgia, serif;
  font-size: 1.3rem;
}

.mtb-about-culture-card h3 {
  margin: 118px 0 14px;
  color: var(--mtb-about-ink);
  font-family: 'Noto Serif', Georgia, serif;
  font-size: clamp(2rem, 3vw, 3rem);
  font-weight: 500;
}

.mtb-about-culture-card p {
  margin: 0;
  color: var(--mtb-about-muted);
  line-height: 1.78;
}

.mtb-about-ming {
  background: #f6f2e9;
}

.mtb-about-ming__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.mtb-about-ming-card {
  position: relative;
  min-height: 260px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 26px;
  border-radius: 24px;
  border: 1px solid var(--mtb-about-line);
  background: #fff;
  color: inherit;
  text-decoration: none;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}

.mtb-about-ming-card:hover {
  transform: translateY(-5px);
  border-color: rgba(184,146,77,.45);
  box-shadow: 0 20px 46px rgba(22,53,43,.09);
  color: inherit;
}

.mtb-about-ming-card__num {
  color: var(--mtb-about-gold);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .14em;
}

.mtb-about-ming-card h3 {
  margin: 0 0 10px;
  color: var(--mtb-about-ink);
  font-size: 1.55rem;
  font-weight: 700;
}

.mtb-about-ming-card p {
  margin: 0;
  color: var(--mtb-about-muted);
  line-height: 1.7;
}

.mtb-about-ming-card__arrow {
  position: absolute;
  right: 22px;
  top: 22px;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--mtb-about-cream);
  color: var(--mtb-about-ink);
}

.mtb-about-journey {
  background: #fffdf9;
  border: 1px solid var(--mtb-about-line);
}

.mtb-about-timeline {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--mtb-about-line);
  border-left: 1px solid var(--mtb-about-line);
}

.mtb-about-year {
  min-height: 220px;
  padding: 28px;
  border-right: 1px solid var(--mtb-about-line);
  border-bottom: 1px solid var(--mtb-about-line);
}

.mtb-about-year strong {
  display: block;
  margin-bottom: 48px;
  color: var(--mtb-about-gold);
  font-family: 'Noto Serif', Georgia, serif;
  font-size: 2.2rem;
  font-weight: 500;
}

.mtb-about-year h3 {
  margin: 0 0 10px;
  color: var(--mtb-about-ink);
  font-size: 1.15rem;
}

.mtb-about-year p {
  margin: 0;
  color: var(--mtb-about-muted);
  line-height: 1.7;
}

.mtb-about-contact {
  background: linear-gradient(135deg, #17392f 0%, #214c3f 100%);
  color: #fff;
}

.mtb-about-contact__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 40px;
  align-items: center;
}

.mtb-about-contact .mtb-about-eyebrow,
.mtb-about-contact .mtb-about-display { color: #fff; }
.mtb-about-contact .mtb-about-display em { color: var(--mtb-about-gold-soft); }
.mtb-about-contact .mtb-about-lead { color: rgba(255,255,255,.7); margin-top: 18px; }

.mtb-about-contact__button {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 15px 20px;
  border-radius: 999px;
  background: #fff;
  color: var(--mtb-about-ink);
  font-weight: 800;
  text-decoration: none;
  white-space: nowrap;
}

.mtb-about-contact__button:hover { color: var(--mtb-about-gold); }

@media (max-width: 1199.98px) {
  .mtb-about-hero__grid,
  .mtb-about-culture__grid {
    grid-template-columns: 1fr;
  }
  .mtb-about-hero__visual { min-height: 520px; }
  .mtb-about-hero__image { inset: 0 0 0 7%; }
  .mtb-about-profile__grid,
  .mtb-about-strategy__grid,
  .mtb-about-timeline { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mtb-about-pillars__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mtb-about-ming__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 767.98px) {
  .mtb-about-shell {
    width: calc(100% - 16px);
    margin-top: 16px;
    border-radius: 22px;
  }
  .mtb-about-inner { padding: 38px 18px; }
  .mtb-about-display { font-size: clamp(2.2rem, 11vw, 3.3rem); }
  .mtb-about-section-head { grid-template-columns: 1fr; margin-bottom: 28px; }
  .mtb-about-hero__visual { min-height: 390px; }
  .mtb-about-hero__image { inset: 0; border-radius: 20px; }
  .mtb-about-hero__seal { width: 94px; height: 94px; top: 16px; left: 16px; }
  .mtb-about-profile__grid,
  .mtb-about-strategy__grid,
  .mtb-about-pillars__grid,
  .mtb-about-ming__grid,
  .mtb-about-timeline,
  .mtb-about-culture__cards,
  .mtb-about-contact__grid { grid-template-columns: 1fr; }
  .mtb-about-strategy-card,
  .mtb-about-pillar,
  .mtb-about-ming-card,
  .mtb-about-year { min-height: auto; }
  .mtb-about-strategy-card span,
  .mtb-about-pillar b,
  .mtb-about-year strong { margin-bottom: 34px; }
  .mtb-about-culture-card { min-height: 300px; }
  .mtb-about-culture-card h3 { margin-top: 72px; }
  .mtb-about-contact__button { justify-content: center; width: 100%; }
}