/* ============================================================
   ABOUT US — Custom Sections (not in product-categories.css)
   ============================================================ */

/* --- ABOUT HERO (Full-Width Immersive) --- */
.about-hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background-color: #081221;
}
.hero-bg {
  position: absolute; inset: 0;
  background: url('../images/aboutbei.jpg') center/cover no-repeat;
  filter: brightness(0.38) saturate(0.7);
  transform: scale(1.02);
}
.about-hero .hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to bottom,
    rgba(8,18,33,0.55) 0%,
    rgba(8,18,33,0.78) 50%,
    rgba(8,18,33,0.95) 100%);
}
.about-hero .hero-content {
  position: relative; z-index: 2;
  text-align: center; max-width: 800px;
}
.hero-content h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 400; color: #FFFFFF;
  line-height: 1.15; margin-bottom: 20px;
  letter-spacing: -0.01em;
}
.hero-sub {
  font-size: 1rem; color: rgba(255,255,255,0.75);
  line-height: 1.7; margin-bottom: 40px;
  max-width: 600px; margin-left: auto; margin-right: auto;
}
.hero-btn {
  display: inline-block;
  font-size: 0.8125rem; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: #FFFFFF; border: 1.5px solid rgba(255,255,255,0.35);
  padding: 14px 44px; text-decoration: none;
  transition: border-color 0.25s, background 0.25s;
}
.hero-btn:hover {
  border-color: #B8944C; background: #B8944C;
}
.about-hero-stats {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  z-index: 2;
  background: rgba(8,18,33,0.72);
  border-top: 1px solid rgba(184,148,76,0.25);
  backdrop-filter: blur(4px);
}
.hero-stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.hero-stat {
  padding: 22px 28px;
  border-right: 1px solid rgba(184,148,76,0.18);
  text-align: center;
}
.hero-stat:last-child { border-right: none; }
.hero-stat-num {
  font-size: clamp(1.4rem, 2.2vw, 1.9rem);
  font-weight: 700;
  color: #B8944C;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 6px;
}
.hero-stat-label {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.45;
  letter-spacing: 0.01em;
}

.scroll-hint {
  position: absolute; bottom: 36px; left: 50%;
  transform: translateX(-50%); z-index: 2;
}
.scroll-hint span {
  display: block; width: 24px; height: 40px;
  border: 2px solid rgba(255,255,255,0.25);
  border-radius: 12px; position: relative;
}
.scroll-hint span::after {
  content: ''; position: absolute; top: 8px; left: 50%;
  transform: translateX(-50%);
  width: 4px; height: 8px; background: #B8944C;
  border-radius: 2px;
  animation: scrollPulse 2s infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; top: 8px; }
  50% { opacity: 1; top: 14px; }
}

/* --- Module 1: Our Scale Narrative --- */
.scale-wrapper {
  display: flex; align-items: center; gap: 64px; margin-top: 24px;
}
.scale-text {
  flex: 0 0 55%;
}
.scale-visual {
  flex: 0 0 45%;
}
.scale-visual img {
  width: 100%; height: auto; border-radius: 6px; display: block;
}
.scale-narrative {
  font-size: 1.0625rem; color: #555555; line-height: 1.85;
  max-width: 860px; margin-top: 32px;
}
.scale-narrative strong {
  color: #1A1A1A; font-weight: 600;
}

/* --- Industries We Serve --- */
.about-industries {
  background: #F8F8F7;
  padding: 88px 0;
}
.industry-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 8px;
}
.industry-card {
  background: #FFFFFF;
  border-top: 3px solid #B8944C;
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
}
.industry-num {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: #B8944C;
  margin-bottom: 14px;
}
.industry-card h3 {
  font-size: 0.9375rem;
  font-weight: 600;
  color: #1A1A1A;
  margin-bottom: 12px;
  line-height: 1.35;
}
.industry-card p {
  font-size: 0.8125rem;
  color: rgba(26,26,26,0.68);
  line-height: 1.75;
  flex: 1;
  margin-bottom: 20px;
}
.industry-link {
  font-size: 0.75rem;
  font-weight: 600;
  color: #B8944C;
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: opacity 0.2s;
}
.industry-link:hover { opacity: 0.75; }

/* --- Global Export Destinations --- */
.about-global {
  background: #081221;
  padding: 72px 0;
}
.about-global-heading {
  font-size: clamp(1.5rem, 2.8vw, 2rem);
  font-weight: 400;
  color: #FFFFFF;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.about-global-intro {
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.7;
  max-width: 640px;
  margin-bottom: 48px;
}
.global-regions {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.global-region {
  padding: 0 32px;
  border-right: 1px solid rgba(184,148,76,0.2);
}
.global-region:first-child { padding-left: 0; }
.global-region:last-child { border-right: none; }
.region-name {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #B8944C;
  margin-bottom: 12px;
}
.region-countries {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.78);
  line-height: 1.8;
}

/* --- Module 2: Value Propositions — 2x2 grid --- */
.value-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px;
  margin-top: 48px;
}
.value-card {
  background: #FFFFFF; padding: 40px 32px;
  border: 1px solid #EAEAE5;
}
.pain-tag {
  display: inline-block; font-size: 0.6875rem; font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: #B8944C; margin-bottom: 16px;
}
.value-card h3 {
  font-size: 1.125rem; font-weight: 600; color: #1A1A1A;
  margin-bottom: 12px; letter-spacing: -0.01em;
}
.value-card p {
  font-size: 0.875rem; color: #666666; line-height: 1.7;
  margin-bottom: 20px;
}
.value-link {
  display: inline-block;
  font-size: 0.75rem; font-weight: 600;
  letter-spacing: 0.03em;
  color: #B8944C; text-decoration: none;
  transition: opacity 0.2s;
}
.value-link:hover { opacity: 0.75; }

/* --- Module 3: Certifications — 3-column grid --- */
.cert-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px;
  margin-top: 48px;
}
.cert-card {
  background: #F8F8F7; padding: 40px 32px;
}
.cert-card h3 {
  font-size: 1.125rem; font-weight: 600; color: #1A1A1A;
  margin-bottom: 12px; letter-spacing: -0.01em;
}
.cert-card .cert-desc {
  font-size: 0.875rem; color: #666666; line-height: 1.7; margin-bottom: 20px;
}
.cert-card .cert-num {
  font-size: 0.75rem; color: #AAAAAA; letter-spacing: 0.03em;
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  border-top: 1px solid #E5E5E0; padding-top: 16px;
}
.cert-note {
  font-size: 0.8125rem; color: #999999; text-align: center;
  margin-top: 48px; line-height: 1.6;
}

/* --- Global CTA --- */
.global-cta {
  display: flex; align-items: center;
  justify-content: space-between;
  gap: 32px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid rgba(184,148,76,0.2);
}
.global-cta-text {
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.72);
  line-height: 1.6;
}
.global-cta-btn {
  display: inline-block; white-space: nowrap;
  font-size: 0.8125rem; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: #FFFFFF; border: 1.5px solid rgba(184,148,76,0.6);
  padding: 12px 36px; text-decoration: none;
  transition: border-color 0.25s, background 0.25s;
}
.global-cta-btn:hover {
  border-color: #B8944C; background: #B8944C;
}

/* --- Module 4: QC Steps — 4-column grid --- */
.qc-steps {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px;
  margin-top: 48px;
}
.qc-step {
  position: relative; padding-top: 8px;
}
.qc-step .step-num {
  font-size: clamp(3rem, 5vw, 4.5rem); font-weight: 300;
  color: #EAEAE5; line-height: 1; margin-bottom: 16px;
  letter-spacing: -0.03em;
}
.qc-step h3 {
  font-size: 1rem; font-weight: 600; color: #1A1A1A;
  margin-bottom: 10px; letter-spacing: -0.01em;
}
.qc-step p {
  font-size: 0.8125rem; color: #666666; line-height: 1.7;
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .about-hero { min-height: 65vh; }
  .hero-content h1 { font-size: 1.8rem; }
  .hero-sub { font-size: 0.9375rem; }
  .hero-stat-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-stat { padding: 16px 18px; }
  .hero-stat:nth-child(2) { border-right: none; }
  .hero-stat:nth-child(3),
  .hero-stat:nth-child(4) { border-top: 1px solid rgba(184,148,76,0.18); }
  .industry-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .about-global { padding: 56px 0; }
  .global-regions { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .global-region { border-right: none; padding: 0; }
  .global-region:nth-child(odd) { border-right: 1px solid rgba(184,148,76,0.2); padding-right: 24px; }
  .value-grid { grid-template-columns: 1fr; gap: 24px; }
  .cert-grid { grid-template-columns: 1fr; gap: 20px; }
  .global-cta { flex-direction: column; align-items: flex-start; gap: 20px; }
  .qc-steps { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .qc-step .step-num { font-size: 2.6rem; }
  .scale-narrative { font-size: 1rem; }
}