/* ========================================
   AKOMAPA - Global Styles
   ======================================== */

/* Reset & Base */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: #333;
  line-height: 1.6;
  background: #f5f7fa;
}

/* ---- Navigation ---- */
.navbar {
  background: #1a365d;
  color: #fff;
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}
.nav-logo {
  font-size: 22px;
  font-weight: 700;
  color: #d69e2e;
  text-decoration: none;
}
.nav-links { display: flex; gap: 28px; }
.nav-links a {
  color: #fff;
  text-decoration: none;
  font-size: 14px;
  opacity: 0.85;
  transition: opacity 0.2s;
}
.nav-links a:hover { opacity: 1; }
.nav-links a.active { opacity: 1; border-bottom: 2px solid #d69e2e; padding-bottom: 2px; }

/* Mobile nav toggle */
.nav-toggle { display: none; background: none; border: none; color: #fff; font-size: 24px; cursor: pointer; }

/* ---- Hero ---- */
.hero {
  background: linear-gradient(135deg, #1a365d 0%, #2d4a7a 50%, #1a365d 100%);
  color: #fff;
  text-align: center;
  padding: 80px 20px 60px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: radial-gradient(circle, rgba(214,158,46,0.08) 0%, transparent 50%);
}
.hero h1 {
  font-size: 52px;
  font-weight: 800;
  color: #d69e2e;
  position: relative;
  margin-bottom: 16px;
  letter-spacing: 2px;
}
.hero .subtitle {
  font-size: 18px;
  opacity: 0.95;
  margin-bottom: 6px;
  position: relative;
}
.hero .subtitle-en {
  font-size: 14px;
  opacity: 0.65;
  margin-bottom: 36px;
  position: relative;
}
.hero-btns {
  display: flex;
  gap: 14px;
  justify-content: center;
  position: relative;
  flex-wrap: wrap;
}
.hero-btn {
  padding: 14px 28px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.hero-btn:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,0,0,0.3); }
.btn-primary { background: #d69e2e; color: #1a365d; }
.btn-secondary { background: transparent; color: #fff; border: 2px solid rgba(255,255,255,0.5); }
.btn-secondary:hover { border-color: #fff; background: rgba(255,255,255,0.1); }

/* ---- Quick Query Section ---- */
.query-section {
  background: linear-gradient(135deg, #f0f4ff 0%, #e8f0fe 100%);
  padding: 48px 20px;
}
.query-container {
  max-width: 900px;
  margin: 0 auto;
}
.query-title {
  text-align: center;
  font-size: 24px;
  color: #1a365d;
  margin-bottom: 28px;
}
.query-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.query-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px 16px;
  background: #fff;
  border-radius: 16px;
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(26,54,93,0.1);
  border: 2px solid transparent;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}
.query-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 32px rgba(26,54,93,0.18);
  border-color: #d69e2e;
}
.query-icon {
  font-size: 42px;
  margin-bottom: 12px;
}
.query-label {
  font-size: 18px;
  font-weight: 700;
  color: #1a365d;
  margin-bottom: 4px;
}
.query-label-en {
  font-size: 13px;
  color: #718096;
}

/* ---- Stats ---- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: #fff;
  max-width: 900px;
  margin: -40px auto 0;
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.12);
  position: relative;
  z-index: 10;
  overflow: hidden;
}
.stat-item {
  text-align: center;
  padding: 28px 12px;
  border-right: 1px solid #edf2f7;
}
.stat-item:last-child { border-right: none; }
.stat-icon { font-size: 28px; margin-bottom: 8px; }
.stat-number { font-size: 32px; font-weight: 800; color: #1a365d; }
.stat-label { font-size: 13px; color: #4a5568; margin-top: 4px; }
.stat-label-en { font-size: 11px; color: #a0aec0; }

/* ---- Section ---- */
.section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 70px 20px;
}
.section-title {
  text-align: center;
  margin-bottom: 48px;
}
.section-title h2 {
  font-size: 30px;
  color: #1a365d;
  margin-bottom: 6px;
}
.section-title p {
  color: #718096;
  font-size: 15px;
}

/* ---- Services ---- */
.services {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: #fff;
  padding: 30px 24px;
  border-radius: 16px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
  transition: transform 0.2s, box-shadow 0.2s;
  text-align: center;
}
.service-card:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(0,0,0,0.12); }
.service-icon { font-size: 44px; margin-bottom: 14px; }
.service-card h3 { font-size: 18px; color: #1a365d; margin-bottom: 4px; }
.service-card .en { font-size: 13px; color: #a0aec0; margin-bottom: 10px; }
.service-card p { font-size: 14px; color: #4a5568; line-height: 1.8; }

/* ---- Process ---- */
.process-bg { background: #f0f2f5; }
.process {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  padding: 20px 0;
}
.process-step {
  text-align: center;
  padding: 16px 12px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  min-width: 100px;
}
.process-step .icon { font-size: 28px; margin-bottom: 6px; }
.process-step .label { font-size: 13px; font-weight: 600; color: #1a365d; }
.process-step .label-en { font-size: 10px; color: #a0aec0; }
.process-arrow { font-size: 22px; color: #d69e2e; font-weight: bold; }

/* ---- About ---- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.about-text h3 { font-size: 22px; color: #1a365d; margin-bottom: 16px; }
.about-text p { font-size: 14px; color: #4a5568; line-height: 1.8; margin-bottom: 14px; }
.about-image {
  width: 100%;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, #edf2f7, #e2e8f0);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  color: #a0aec0;
}

/* ---- Contact ---- */
.contact-section {
  background: linear-gradient(135deg, #1a365d, #2d4a7a);
  color: #fff;
  padding: 70px 20px;
}
.contact-section h2 { text-align: center; font-size: 30px; margin-bottom: 48px; }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  max-width: 800px;
  margin: 0 auto;
}
.contact-card {
  background: rgba(255,255,255,0.1);
  padding: 28px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.15);
}
.contact-card h3 { font-size: 18px; margin-bottom: 18px; }
.contact-item {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  font-size: 14px;
}
.contact-item .icon { font-size: 18px; width: 24px; text-align: center; }
.contact-divider {
  height: 1px;
  background: rgba(255,255,255,0.15);
  margin: 16px 0;
}
.contact-address {
  margin-bottom: 12px;
}
.contact-address:last-child { margin-bottom: 0; }
.address-title {
  font-size: 14px;
  font-weight: 600;
  color: #d69e2e;
  margin-bottom: 4px;
}
.address-line {
  font-size: 13px;
  color: rgba(255,255,255,0.75);
  line-height: 1.6;
  margin-bottom: 2px;
}
.address-line.highlight {
  color: #fff;
  font-weight: 500;
}
.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: #25d366;
  color: #fff;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  margin-top: 14px;
  font-size: 14px;
  transition: background 0.2s;
}
.btn-whatsapp:hover { background: #1da851; }

/* ---- Footer ---- */
.footer {
  background: #0f2440;
  color: rgba(255,255,255,0.6);
  text-align: center;
  padding: 24px;
  font-size: 13px;
}

/* ---- Products Page ---- */
.products-hero {
  background: linear-gradient(135deg, #1a365d, #2d4a7a);
  color: #fff;
  text-align: center;
  padding: 50px 20px;
}
.products-hero h1 { font-size: 32px; margin-bottom: 8px; }
.products-hero p { font-size: 15px; opacity: 0.8; }

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 20px;
}
.product-card {
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
  transition: transform 0.2s, box-shadow 0.2s;
}
.product-card:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(0,0,0,0.12); }
.product-image {
  width: 100%;
  aspect-ratio: 1;
  overflow: hidden;
  background: #f0f0f0;
}
.product-image img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}
.product-card:hover .product-image img { transform: scale(1.05); }
.product-info { padding: 16px; }
.product-cat {
  display: inline-block;
  padding: 3px 10px;
  background: #edf2f7;
  border-radius: 12px;
  font-size: 12px;
  color: #4a5568;
  margin-bottom: 8px;
}
.product-name { font-size: 16px; font-weight: 600; color: #1a365d; margin-bottom: 4px; }
.product-meta { display: flex; gap: 14px; margin-bottom: 10px; font-size: 13px; }
.product-meta .price { color: #d69e2e; font-weight: 600; }
.product-meta .moq { color: #4a5568; }

/* ---- About Page ---- */
.about-hero {
  background: linear-gradient(135deg, #1a365d, #2d4a7a);
  color: #fff;
  text-align: center;
  padding: 50px 20px;
}
.about-hero h1 { font-size: 32px; margin-bottom: 8px; }
.about-hero p { font-size: 15px; opacity: 0.8; }

.about-intro {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 48px;
  align-items: center;
}
.about-intro-text h2 {
  font-size: 26px;
  color: #1a365d;
  margin-bottom: 6px;
}
.about-intro-en {
  font-size: 14px;
  color: #d69e2e;
  font-weight: 600;
  margin-bottom: 20px;
}
.about-intro-text p {
  font-size: 15px;
  color: #4a5568;
  line-height: 1.9;
  margin-bottom: 14px;
}
.about-intro-en-block {
  font-size: 13px !important;
  color: #718096 !important;
  line-height: 1.7 !important;
}
.about-intro-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}
.about-logo-box {
  width: 100%;
  aspect-ratio: 1;
  max-width: 320px;
  background: linear-gradient(135deg, #1a365d 0%, #2d4a7a 100%);
  border-radius: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 12px 40px rgba(26,54,93,0.25);
}
.about-logo-text {
  font-size: 36px;
  font-weight: 800;
  color: #d69e2e;
  letter-spacing: 3px;
}
.about-logo-sub {
  font-size: 13px;
  color: rgba(255,255,255,0.7);
  letter-spacing: 1px;
}
.about-logo-year {
  font-size: 12px;
  color: rgba(255,255,255,0.4);
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid rgba(255,255,255,0.15);
}

/* Timeline */
.about-timeline-section {
  background: linear-gradient(135deg, #f0f4ff 0%, #e8f0fe 100%);
}
.timeline {
  position: relative;
  max-width: 700px;
  margin: 0 auto;
  padding-left: 60px;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 28px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(to bottom, #d69e2e, #1a365d);
  border-radius: 2px;
}
.timeline-item {
  position: relative;
  margin-bottom: 36px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -41px;
  top: 6px;
  width: 14px;
  height: 14px;
  background: #d69e2e;
  border: 3px solid #fff;
  border-radius: 50%;
  box-shadow: 0 0 0 3px #d69e2e;
  z-index: 1;
}
.timeline-year {
  font-size: 18px;
  font-weight: 800;
  color: #d69e2e;
  min-width: 60px;
  flex-shrink: 0;
}
.timeline-content {
  background: #fff;
  padding: 20px 24px;
  border-radius: 14px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.06);
  flex: 1;
}
.timeline-content h3 {
  font-size: 17px;
  color: #1a365d;
  margin-bottom: 6px;
}
.timeline-content p {
  font-size: 14px;
  color: #4a5568;
  line-height: 1.7;
  margin-bottom: 4px;
}
.timeline-en {
  font-size: 12px !important;
  color: #a0aec0 !important;
}

/* Advantages */
.advantage-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.advantage-card {
  background: #fff;
  padding: 30px 28px;
  border-radius: 16px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
  transition: transform 0.2s, box-shadow 0.2s;
  border-left: 4px solid #d69e2e;
}
.advantage-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}
.advantage-icon { font-size: 40px; margin-bottom: 12px; }
.advantage-card h3 { font-size: 19px; color: #1a365d; margin-bottom: 4px; }
.advantage-en { font-size: 13px; color: #d69e2e; font-weight: 600; margin-bottom: 12px; }
.advantage-card p { font-size: 14px; color: #4a5568; line-height: 1.8; margin-bottom: 6px; }
.advantage-en-desc { font-size: 12px !important; color: #a0aec0 !important; }

/* Mission & Vision */
.mission-section {
  background: linear-gradient(135deg, #1a365d, #2d4a7a);
}
.mission-section .section-title h2 { color: #fff; }
.mission-section .section-title p { color: rgba(255,255,255,0.6); }
.mission-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  max-width: 800px;
  margin: 0 auto;
}
.mission-card {
  background: rgba(255,255,255,0.1);
  padding: 36px 28px;
  border-radius: 16px;
  text-align: center;
  border: 1px solid rgba(255,255,255,0.15);
  transition: transform 0.2s, background 0.2s;
}
.mission-card:hover {
  transform: translateY(-4px);
  background: rgba(255,255,255,0.15);
}
.mission-icon { font-size: 44px; margin-bottom: 14px; }
.mission-card h3 { font-size: 20px; color: #d69e2e; margin-bottom: 12px; }
.mission-card p { font-size: 15px; color: rgba(255,255,255,0.9); line-height: 1.8; }
.mission-en { font-size: 13px !important; color: rgba(255,255,255,0.55) !important; margin-top: 8px; }

/* ---- Product Card Link (compact list) ---- */
.product-card-link {
  text-decoration: none;
  color: inherit;
  display: block;
  cursor: pointer;
}
.product-card-link:hover { color: inherit; }
.product-desc-short {
  font-size: 12px;
  color: #a0aec0;
  margin-top: 6px;
  line-height: 1.5;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---- Breadcrumb ---- */
.breadcrumb {
  max-width: 1100px;
  margin: 0 auto;
  padding: 16px 20px;
  font-size: 14px;
  color: #718096;
}
.breadcrumb a {
  color: #1a365d;
  text-decoration: none;
}
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb-sep { margin: 0 8px; color: #a0aec0; }

/* ---- Product Detail Page ---- */
.detail-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px 60px;
}
.detail-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.detail-image-wrap {
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 2px 16px rgba(0,0,0,0.08);
}
.detail-image {
  width: 100%;
  display: block;
}
.gallery-thumbs {
  display: flex;
  gap: 8px;
  padding: 10px 12px;
  overflow-x: auto;
  background: #f8f9fa;
}
.gallery-thumb {
  width: 64px;
  height: 64px;
  object-fit: cover;
  border-radius: 6px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: border-color 0.2s, transform 0.15s;
  flex-shrink: 0;
}
.gallery-thumb:hover {
  transform: scale(1.05);
}
.gallery-thumb.active {
  border-color: #f0c040;
}
.detail-content {
  padding-top: 8px;
}
.detail-title {
  font-size: 28px;
  font-weight: 700;
  color: #1a365d;
  margin: 12px 0 6px;
  line-height: 1.4;
}
.detail-title-en {
  font-size: 15px;
  color: #718096;
  margin-bottom: 20px;
}
.detail-price-row {
  display: flex;
  gap: 24px;
  align-items: center;
  margin: 20px 0;
  padding: 16px 20px;
  background: linear-gradient(135deg, #fffbeb, #fef3c7);
  border-radius: 12px;
  border: 1px solid #fde68a;
}
.detail-price {
  font-size: 24px;
  font-weight: 800;
  color: #d97706;
}
.detail-moq {
  font-size: 14px;
  color: #92400e;
  font-weight: 500;
}
.detail-section-label {
  font-size: 14px;
  font-weight: 600;
  color: #1a365d;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.detail-desc-section {
  margin: 24px 0;
}
.detail-desc {
  font-size: 15px;
  color: #4a5568;
  line-height: 1.9;
}
.detail-tags-section {
  margin: 20px 0;
}
.detail-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.detail-tag {
  padding: 5px 14px;
  background: #ebf8ff;
  color: #2b6cb0;
  border-radius: 14px;
  font-size: 13px;
  font-weight: 500;
}
.detail-id {
  font-size: 12px;
  color: #a0aec0;
  margin: 20px 0;
}
.detail-actions {
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 28px;
}
.btn-wa-detail {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: #25d366;
  color: #fff;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
  transition: background 0.2s, transform 0.2s;
}
.btn-wa-detail:hover {
  background: #1da851;
  transform: translateY(-2px);
}
.btn-back-list {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 12px 20px;
  background: #edf2f7;
  color: #1a365d;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 500;
  font-size: 14px;
  transition: background 0.2s;
}
.btn-back-list:hover {
  background: #e2e8f0;
}

/* Related Products */
.related-section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px 60px;
}

/* ---- Responsive: Detail Page ---- */
@media (max-width: 768px) {
  .detail-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .detail-title { font-size: 22px; }
  .detail-price { font-size: 20px; }
  .detail-price-row { flex-direction: column; align-items: flex-start; gap: 8px; }
  .detail-actions { flex-direction: column; }
  .btn-wa-detail { width: 100%; justify-content: center; }
  .btn-back-list { width: 100%; justify-content: center; }
}

/* ---- Loading State ---- */
.loading-msg {
  text-align: center;
  padding: 60px 20px;
  font-size: 16px;
  color: #718096;
  grid-column: 1 / -1;
}

/* ---- Category Filter ---- */
.category-bar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
  padding: 20px;
  background: #fff;
  position: sticky;
  top: 60px;
  z-index: 99;
  box-shadow: 0 2px 6px rgba(0,0,0,0.06);
}
.cat-btn {
  padding: 7px 14px;
  border: 2px solid #e2e8f0;
  border-radius: 20px;
  background: #fff;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.2s;
}
.cat-btn:hover, .cat-btn.active {
  border-color: #1a365d;
  background: #1a365d;
  color: #fff;
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .navbar { padding: 0 16px; }
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 60px; left: 0; right: 0;
    background: #1a365d;
    padding: 16px;
    gap: 14px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  }
  .nav-toggle { display: block; }
  .query-grid { grid-template-columns: 1fr; gap: 12px; }
  .query-card { padding: 24px 16px; flex-direction: row; gap: 16px; }
  .query-icon { font-size: 32px; margin-bottom: 0; }
  .query-label { font-size: 16px; }
  .hero { padding: 50px 16px 40px; }
  .hero h1 { font-size: 36px; }
  .hero .subtitle { font-size: 15px; }
  .hero .subtitle-en { font-size: 12px; }
  .hero-btns { flex-direction: column; align-items: center; }
  .hero-btn { width: 85%; justify-content: center; }
  .stats { grid-template-columns: repeat(2, 1fr); margin: -20px 16px 0; }
  .stat-item { padding: 18px 10px; }
  .stat-number { font-size: 26px; }
  .services { grid-template-columns: 1fr; }
  .process { gap: 4px; }
  .process-step { min-width: 70px; padding: 10px 6px; }
  .process-step .icon { font-size: 22px; }
  .process-step .label { font-size: 11px; }
  .process-arrow { font-size: 16px; }
  .about-grid { grid-template-columns: 1fr; gap: 24px; }
  .contact-grid { grid-template-columns: 1fr; }
  .section { padding: 48px 16px; }
  .section-title h2 { font-size: 24px; }
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; padding: 16px; }
  .product-name { font-size: 14px; }
  .product-desc { display: none; }
  .about-intro { grid-template-columns: 1fr; gap: 28px; }
  .about-logo-box { max-width: 240px; margin: 0 auto; }
  .advantage-grid { grid-template-columns: 1fr; }
  .mission-grid { grid-template-columns: 1fr; }
  .timeline { padding-left: 48px; }
  .timeline::before { left: 20px; }
  .timeline-item::before { left: -35px; }
}