/* =============================================================
   SHK POLYMERS — ABOUT US PAGE STYLES
   All selectors are scoped under `.about-us` so this file
   will not affect any other page in the site.
   ============================================================= */

/* =============================================================
   0. DESIGN TOKENS (scoped)
   ============================================================= */
.about-us {
  --au-brand: #ED1C24;
  --au-brand-dark: #b91219;
  --au-ink: #111111;
  --au-subtle: #475569;
  --au-muted: #64748b;
  --au-bg: #ffffff;
  --au-soft: #f6f7f9;
  --au-border: #e5e7eb;
  --au-shadow-sm: 0 4px 14px rgba(17,17,17,0.06);
  --au-shadow-md: 0 10px 30px rgba(17,17,17,0.08);
  --au-shadow-lg: 0 22px 60px rgba(17,17,17,0.14);
  --au-shadow-brand: 0 12px 40px rgba(237,28,36,0.28);
  --au-gradient-brand: linear-gradient(135deg, #ED1C24 0%, #b91219 100%);
  --au-gradient-ink: linear-gradient(135deg, #1a1a1a 0%, #000000 100%);

  font-family: 'Poppins', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--au-ink);
  background: var(--au-bg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
.about-us *,
.about-us *::before,
.about-us *::after { box-sizing: border-box; }

.about-us img { max-width: 100%; display: block; }

.about-us__container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 20px;
  width: 100%;
}

/* =============================================================
   1. SHARED PRIMITIVES (headings, eyebrow, icons, rings)
   ============================================================= */
.about-us__eyebrow {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--au-brand);
  background: rgba(237,28,36,0.08);
  padding: 6px 14px;
  border-radius: 999px;
}
.about-us__eyebrow--onDark {
  color: #5E5E5E;
  background: rgba(237,28,36,0.08);
}

.about-us__heading {
  font-size: 34px;
  font-family: "Poppins", Sans-serif;
  font-weight: 600;
  text-transform: uppercase;
  line-height: 1.15;
  letter-spacing: 0.5px;
  margin: 16px 0 0;
  color: var(--au-ink);
}
.about-us__text-red { color: var(--au-brand); }

.about-us__subtitle {
  margin-top: 16px;
  color: var(--au-subtle);
  font-size: 15px;
  line-height: 1.7;
}

.about-us__section-head {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}

.about-us__icon-ring {
  width: 56px; height: 56px;
  border-radius: 50%;
 border: 2px solid var(--au-brand);
    color: var(--au-brand) !important;
  background: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 15px;
  box-shadow: var(--au-shadow-sm);
  flex: none;
}
.about-us__icon-ring--outline {
  background: transparent;
  color: #fff;
}

.about-us__ring {
  position: absolute;
  border: 2px dashed rgba(237,28,36,0.35);
  border-radius: 50%;
  pointer-events: none;
  animation: aboutUsSpin 40s linear infinite;
}
.about-us__ring--lg { width: 420px; height: 420px; right: -130px; top: -100px; }
.about-us__ring--sm { width: 220px; height: 220px; right: 160px; bottom: 40px; animation-duration: 26s; }
.about-us__ring--card { width: 160px; height: 160px; right: -40px; top: -40px; opacity: .5; }
.about-us__ring--ctaLg { width: 300px; height: 300px; right: -60px; top: -60px; border-color: rgba(255,255,255,0.45); opacity: .5; }
.about-us__ring--ctaSm { width: 160px; height: 160px; right: 160px; bottom: 24px; border-color: rgba(255,255,255,0.45); opacity: .35; }

@keyframes aboutUsSpin { to { transform: rotate(360deg); } }

/* =============================================================
   2. SECTION 1 — HERO
   ============================================================= */
.about-us__hero {
  position: relative;
  overflow: hidden;
  min-height: 500px;
  display: flex;
  align-items: center;
  color: #fff;
}
.about-us__hero-bg { position: absolute; inset: 0; }
.about-us__hero-bg img { width: 100%; height: 100%; object-fit: cover; -webkit-clip-path: ellipse(100% 100% at 50% 0%);
    clip-path: ellipse(100% 100% at 50% 0%); }
.about-us__hero-overlay {
  position: absolute; inset: 0;
 background: linear-gradient(to right, rgb(255 255 255 / 65%) 0%, rgb(191 191 191 / 85%) 45%, rgb(239 239 239 / 83%) 100%);
    -webkit-clip-path: ellipse(100% 100% at 50% 0%);
    clip-path: ellipse(100% 100% at 50% 0%);
}

.about-us__hero-inner {
  position: relative;
  padding: 96px 20px;
}
/* .about-us__hero-content { max-width: 733px; } */

/* --- WHITE GLOW / SHADOW BEHIND HERO LEFT TEXT --- */
/*.about-us__hero-title,
.about-us__hero-lead,
.about-us__hero-stats {
  text-shadow:
    0 0 24px rgba(255,255,255,0.35),
    0 0 60px rgba(255,255,255,0.22),
    0 2px 4px rgba(0,0,0,0.35);
}
*/
.about-us__hero-title {
  font-size: 44px;
  font-family: "Poppins", Sans-serif;
  font-weight: 600;
  text-transform: uppercase;
  line-height: 1.1;
  letter-spacing: 0.5px;
  margin: 20px 0 0;
  color: #111111;
  text-align: center;
}

.about-us__hero-lead {
  margin-top: 22px;
  font-size: clamp(0.95rem, 1.3vw, 1.125rem);
  color: #5E5E5E;
  /* max-width: 520px; */
  line-height: 1.7;
  text-align: center;
  padding: 0 200px;
}

/* .about-us__hero-stats {
  margin-top: 32px;
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
} */
.about-us__stat { min-width: 110px; }
.about-us__stat-num { font-size: clamp(1.5rem, 3vw, 2.25rem); font-weight: 600; color: #111111; line-height: 1.1; }
.about-us__stat-label { margin-top: 6px; font-size: 11px; text-transform: uppercase; letter-spacing: 2px; color: #5E5E5E; }

/* =============================================================
   3. SECTION 2 — COMPANY OVERVIEW
   ============================================================= */
.about-us__overview { padding: 80px 0; }
.about-us__overview-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
}
.about-us__overview-head { max-width: 900px; }
.about-us__overview-head .about-us__heading { margin-top: 12px; }
.about-us__overview-body p {
  color: var(--au-subtle);
  font-size: 15px;
  line-height: 1.8;
  margin: 0 0 18px;
}
.about-us__overview-body strong { color: var(--au-ink); }

.about-us__tag-row { margin-top: 24px; display: flex; flex-wrap: wrap; gap: 10px; }
.about-us__tag {
  display: inline-flex; align-items: center;
  padding: 8px 16px;
  border: 1px solid var(--au-border);
  border-radius: 999px;
  background: #fff;
  color: var(--au-ink);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
}

/* Timeline card bullet list (used by 2014, 2019 entries) */
.about-us__timeline-bullets {
  list-style: none;
  padding: 0;
  margin: 10px 0 0;
}
.about-us__timeline-bullets li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 6px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--au-ink);
}
.about-us__timeline-bullets li::before {
  content: "";
  position: absolute;
  left: 0; top: 9px;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--au-brand);
}
.about-us__timeline-item--left .about-us__timeline-bullets {
  display: inline-block;
  text-align: left;
}
.about-us__timeline-card + p,
.about-us__timeline-bullets + .about-us__timeline-body { margin-top: 10px; }


/* =============================================================
   4. SECTION 3 — OUR STORY / TIMELINE
   ============================================================= */
.about-us__timeline {
  padding: 80px 0;
  background: var(--au-soft);
}
.about-us__timeline-wrap { position: relative; margin-top: 56px; }
.about-us__timeline-spine {
  position: absolute; left: 50%; top: 0; bottom: 0;
  width: 2px;
  transform: translateX(-50%);
  background: linear-gradient(to bottom, transparent 0%, var(--au-brand) 8%, var(--au-brand) 92%, transparent 100%);
}
.about-us__timeline-list { list-style: none; margin: 0; padding: 0; }
.about-us__timeline-item {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  margin-bottom: 56px;
}
.about-us__timeline-item:last-child { margin-bottom: 0; }
.about-us__timeline-node {
  position: absolute; left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  width: 56px; height: 56px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--au-brand);
  color: var(--au-brand);
  font-weight: 600;
  font-size: 13px;
  display: flex; align-items: center; justify-content: center;
  z-index: 2;
  box-shadow: var(--au-shadow-sm);
}
.about-us__timeline-card {
  background: #fff;
  border: 1px solid var(--au-border);
  border-radius: 16px;
  padding: 24px;
  box-shadow: var(--au-shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease;
}
.about-us__timeline-card:hover { transform: translateY(-3px); box-shadow: var(--au-shadow-md); }

.about-us__timeline-item--left .about-us__timeline-card { margin-right: 64px; text-align: right; }
.about-us__timeline-item--right .about-us__timeline-card { grid-column: 2; margin-left: 64px; }

.about-us__timeline-year-row { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.about-us__timeline-item--left .about-us__timeline-year-row { justify-content: flex-end; }
.about-us__timeline-year { font-size: 24px; font-weight: 800; color: var(--au-brand); }
.about-us__timeline-bar { height: 2px; width: 32px; background: rgba(237,28,36,0.4); }
.about-us__timeline-title { font-size: 17px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; margin: 0; }
.about-us__timeline-body { margin: 8px 0 0; color: var(--au-subtle); font-size: 14px; line-height: 1.6; }

/* =============================================================
   5. SECTION 4 — MISSION & VISION
   ============================================================= */
.about-us__mv {
  padding: 80px 0;
}

.about-us__mv-grid {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  align-items: start;
}

.about-us__mv-card {
  position: relative;
  overflow: hidden;
  padding: 25px;
  border-radius: 18px;
  background: #fff;
  border: 1px solid var(--au-border);
  box-shadow: var(--au-shadow-sm);
  height: 110px;
  transition: transform .5s ease, box-shadow .5s ease, height .6s ease;
}

.about-us__mv-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--au-shadow-md);
  min-height: 420px;
}

.about-us__mv-card--vision {
  background: #fff;
  color: #000;
  border-color: var(--au-border);
}

.about-us__mv-head { display: flex; align-items: center; gap: 14px; }
.about-us__mv-title { font-size: clamp(1.15rem, 2vw, 1.5rem); font-weight: 500; text-transform: uppercase; margin: 0; }

.about-us__mv-body,
.about-us__mv-list {
  opacity: 0;
  max-height: 0;
  overflow: hidden;
  transform: translateY(20px);
  transition: opacity .5s ease, transform .5s ease, max-height .6s ease;
}

.about-us__mv-card:hover .about-us__mv-body,
.about-us__mv-card:hover .about-us__mv-list {
  opacity: 1;
  max-height: 500px;
  transform: translateY(0);
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--au-subtle);
}

.about-us__mv-list { list-style: none; padding: 0; }
.about-us__mv-list li { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 10px; font-size: 14px; color: rgba(17,17,17,0.85); }
.about-us__dot { flex: none; margin-top: 7px; width: 8px; height: 8px; border-radius: 50%; background: var(--au-brand); }

/* =============================================================
   6. SECTION 5 — INFRASTRUCTURE
   ============================================================= */
.about-us__infra { padding: 80px 0; background: var(--au-soft); }
.about-us__infra-grid {
  margin-top: 48px;
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: 28px;
  align-items: stretch;
}
.about-us__infra-photo {
  position: relative;
  min-height: 320px;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--au-shadow-lg);
}
.about-us__infra-photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.about-us__infra-photo-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.15) 55%, transparent 100%);
}
.about-us__infra-photo-content {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 22px;
  color: #fff;
}
.about-us__infra-photo-eyebrow { font-size: 11px; letter-spacing: 3px; text-transform: uppercase; color: rgba(255,255,255,0.7); }
.about-us__infra-photo-num { margin-top: 4px; font-size: 30px; font-weight: 800; line-height: 1.1; }
.about-us__infra-photo-num span { font-size: 15px; font-weight: 500; }
.about-us__infra-photo-sub { margin-top: 4px; font-size: 13px; color: rgba(255,255,255,0.8); }

.about-us__infra-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.about-us__infra-card {
  background: #fff;
  border: 1px solid var(--au-border);
  border-radius: 16px;
  padding: 20px;
  box-shadow: var(--au-shadow-sm);
  display: flex; gap: 14px; align-items: flex-start;
  transition: transform .25s ease, box-shadow .25s ease;
}
.about-us__infra-card:hover { transform: translateY(-3px); box-shadow: var(--au-shadow-md); }
.about-us__infra-card-title { font-size: 14px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; margin: 0; }
.about-us__infra-card-body { margin: 6px 0 0; font-size: 13.5px; color: var(--au-subtle); line-height: 1.6; }

/* =============================================================
   7. SECTION 6 — CERTIFICATIONS
   ============================================================= */
.about-us__cert { padding: 80px 0; }
.about-us__cert-grid {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.about-us__cert-card {
  background: #fff;
  border: 1px solid var(--au-border);
  border-radius: 16px;
  padding: 20px;
  box-shadow: var(--au-shadow-sm);
  display: flex; align-items: center; gap: 16px;
  transition: transform .25s ease, box-shadow .25s ease;
}
.about-us__cert-card:hover { transform: translateY(-3px); box-shadow: var(--au-shadow-md); }
.about-us__cert-code {
  width: 56px; height: 56px;
  border-radius: 50%;
  border: 2px solid var(--au-brand);
  color: var(--au-brand);
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 600; font-size: 11px; letter-spacing: 1px;
  flex: none;
  box-shadow: var(--au-shadow-sm);
}
.about-us__cert-label { font-size: 14px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; color: var(--au-ink); }

/* =============================================================
   8. SECTION 7 — CTA
   ============================================================= */
.about-us__cta-wrap { padding: 0 0 80px; }
.about-us__cta {
  position: relative;
  overflow: hidden;
  border-radius: 24px;
  padding: 56px 40px;
  color: #fff;
  background: var(--au-gradient-brand);
  box-shadow: var(--au-shadow-brand);
}
.about-us__cta-content { position: relative; max-width: 640px; }
.about-us__cta-title { font-size: clamp(1.5rem, 3vw, 2.25rem); color: #fff; font-weight: 600; text-transform: uppercase; margin: 0; line-height: 1.2; letter-spacing: 0.5px; }
.about-us__cta-body { margin: 16px 0 0; color: rgba(255,255,255,0.9); font-size: 15px; line-height: 1.7; }
.about-us__cta-actions { margin-top: 28px; display: flex; flex-wrap: wrap; gap: 12px; }

.about-us__btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 24px;
  border-radius: 999px;
  font-weight: 600; font-size: 13px; letter-spacing: 1.5px; text-transform: uppercase;
  text-decoration: none;
  transition: transform .2s ease, background .2s ease;
}
.about-us__btn--solid { background: #fff; color: var(--au-brand); box-shadow: var(--au-shadow-md); }
.about-us__btn--solid:hover { transform: translateY(-2px); }
.about-us__btn--outline { border: 2px solid rgba(255,255,255,0.7); color: #fff; }
.about-us__btn--outline:hover { background: rgba(255,255,255,0.1); color:#fff; }

/* =============================================================
   9. RESPONSIVE — TABLET (max-width: 1024px)
   ============================================================= */
@media (max-width: 1024px) {
  .about-us__overview-grid { grid-template-columns: 1fr; gap: 24px; }
  .about-us__infra-grid { grid-template-columns: 1fr; }
  .about-us__cert-grid { grid-template-columns: repeat(2, 1fr); }
  .about-us__ring--lg { width: 300px; height: 300px; right: -100px; top: -80px; }
  .about-us__ring--sm { width: 160px; height: 160px; right: 60px; bottom: 20px; }
}

/* =============================================================
   10. RESPONSIVE — MOBILE (max-width: 768px)
   ============================================================= */
@media (max-width: 768px) {
  .about-us__overview,
  .about-us__timeline,
  .about-us__mv,
  .about-us__infra,
  .about-us__cert { padding: 56px 0; }

  .about-us__hero { min-height: 480px; }
  .about-us__hero-inner { padding: 72px 20px; }
  .about-us__hero-stats { gap: 16px; }
  .about-us__stat { min-width: 45%; }

  .about-us__mv-grid { grid-template-columns: 1fr; }
  .about-us__infra-features { grid-template-columns: 1fr; }
  .about-us__cert-grid { grid-template-columns: 1fr; }

  .about-us__cta { padding: 40px 24px; border-radius: 20px; }

  /* Timeline: collapse to single left rail */
  .about-us__timeline-spine { left: 20px; transform: none; }
  .about-us__timeline-item {
    grid-template-columns: 1fr;
    gap: 0;
    margin-bottom: 32px;
    padding-left: 56px;
  }
  .about-us__timeline-node {
    left: 20px;
    top: 24px;
    transform: translate(-50%, 0);
    width: 40px; height: 40px;
    font-size: 12px;
  }
  .about-us__timeline-item--left .about-us__timeline-card,
  .about-us__timeline-item--right .about-us__timeline-card {
    grid-column: 1;
    margin: 0;
    text-align: left;
  }
  .about-us__timeline-item--left .about-us__timeline-year-row { justify-content: flex-start; }

  .about-us__ring--lg,
  .about-us__ring--sm,
  .about-us__ring--card,
  .about-us__ring--ctaLg,
  .about-us__ring--ctaSm { display: none; }
}

/* =============================================================
   11. RESPONSIVE — SMALL MOBILE (max-width: 420px)
   ============================================================= */
@media (max-width: 420px) {
  .about-us__stat { min-width: 100%; }
  .about-us__btn { width: 100%; }
}

/* =============================================================
   12. SCROLL-IN ANIMATION (optional — toggled from Style tab)
   Only applies when the wrapper has .shk-au-animate, and only
   before JS adds .is-in-view (progressive enhancement — content
   is fully visible by default with no JS/CSS support).
   ============================================================= */
.about-us.shk-au-animate .about-us__stat,
.about-us.shk-au-animate .about-us__timeline-card,
.about-us.shk-au-animate .about-us__infra-card,
.about-us.shk-au-animate .about-us__cert-card,
.about-us.shk-au-animate .about-us__mv-card,
.about-us.shk-au-animate .about-us__tag {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.about-us.shk-au-animate .about-us__stat.shk-au-inview,
.about-us.shk-au-animate .about-us__timeline-card.shk-au-inview,
.about-us.shk-au-animate .about-us__infra-card.shk-au-inview,
.about-us.shk-au-animate .about-us__cert-card.shk-au-inview,
.about-us.shk-au-animate .about-us__mv-card.shk-au-inview,
.about-us.shk-au-animate .about-us__tag.shk-au-inview {
  opacity: 1;
  transform: translateY(0);
}
/* No-JS fallback: never leave content invisible if JS fails to run. */
.about-us.shk-au-animate.shk-au-no-js .about-us__stat,
.about-us.shk-au-animate.shk-au-no-js .about-us__timeline-card,
.about-us.shk-au-animate.shk-au-no-js .about-us__infra-card,
.about-us.shk-au-animate.shk-au-no-js .about-us__cert-card,
.about-us.shk-au-animate.shk-au-no-js .about-us__mv-card,
.about-us.shk-au-animate.shk-au-no-js .about-us__tag {
  opacity: 1;
  transform: none;
}




.about-us__hero-btns {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 30px;
  justify-content: center;
}
.about-us__btn-gold {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 12px 12px 12px;
  border-radius: 7px;
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  background: #d60000;
  color: #fff;
  border: 2px solid #d60000;
  transition: transform .3s ease, background .3s ease, border-color .3s ease, color .3s ease;
}
.about-us__btn-gold:hover {
  background: #d60000;
  border-color: #d60000;
  color: #fff;
  transform: scale(1.06);
}
.about-us__btn-gold--outline {
  background: transparent;
  color: #d60000;
}
.about-us__btn-gold--outline:hover {
  background: #d60000;
  color: #fff;
}

.about-us__hero-stats {
    color: #000000;
    font-size: 20px;
    font-weight: 500;
    text-align: center;
}
.about-us__hero-stats a {
    color: #000000;
    transition: .3s;
    text-decoration: none;
}
.about-us__hero-stats svg {
    width: 25px;
    height: 25px;
    fill: currentColor;
    margin: 0 8px;
    vertical-align: middle;
}