/* ==========================================================================
   About Page - Human-Crafted Editorial & Engineering Profile
   ========================================================================== */

.page-about-hero {
  padding: calc(var(--nav-h) + 48px) 0 40px;
}

@media (max-width: 768px) {
  .page-about-hero {
    padding: calc(var(--nav-h) + 20px) 0 32px;
  }
}

.about-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.84rem;
  color: var(--text-2);
  margin-bottom: 24px;
}

@media (max-width: 576px) {
  .about-breadcrumb {
    margin-bottom: 16px;
    font-size: 0.8rem;
  }
}

.about-breadcrumb a {
  color: var(--text-2);
  text-decoration: none;
  transition: color 0.25s var(--ease);
}

.about-breadcrumb a:hover {
  color: var(--accent);
}

.about-breadcrumb svg {
  opacity: 0.4;
  flex-shrink: 0;
}

.about-breadcrumb span {
  color: var(--text-0);
  font-weight: 600;
}

.about-grid {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 48px;
  align-items: start;
  margin-bottom: 80px;
}

@media (max-width: 991px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    margin-bottom: 48px;
  }
}

/* Sidebar / Profile Card */
.about-sidebar {
  position: sticky;
  top: calc(var(--nav-h) + 24px);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

@media (max-width: 991px) {
  .about-sidebar {
    position: static;
    max-width: 440px;
    margin: 0 auto;
    width: 100%;
  }
}

.about-photo-wrapper {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
  aspect-ratio: 1 / 1.05;
}

@media (max-width: 991px) {
  .about-photo-wrapper {
    max-width: 320px;
    margin: 0 auto;
  }
}

@media (max-width: 576px) {
  .about-photo-wrapper {
    max-width: 260px;
    border-radius: 18px;
  }
}

.about-photo-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.about-card-info {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

@media (max-width: 576px) {
  .about-card-info {
    padding: 20px 16px;
    border-radius: 18px;
    gap: 14px;
  }
}

.about-card-info__name {
  font-family: var(--f-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-0);
  margin-bottom: 2px;
}

@media (max-width: 576px) {
  .about-card-info__name {
    font-size: 1.25rem;
  }
}

.about-card-info__role {
  font-family: var(--f-mono);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.5px;
}

.about-specs-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}

@media (max-width: 576px) {
  .about-specs-list {
    gap: 10px;
    padding-top: 12px;
  }
}

.about-spec-row {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.about-spec-label {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  color: var(--text-2);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.about-spec-val {
  font-size: 0.88rem;
  color: var(--text-1);
  font-weight: 500;
}

.about-social-links {
  display: flex;
  gap: 10px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}

@media (max-width: 576px) {
  .about-social-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    padding-top: 12px;
  }
}

.about-social-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-1);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: 8px;
  text-decoration: none;
  transition: all 0.25s var(--ease);
}

@media (max-width: 576px) {
  .about-social-btn {
    padding: 8px 6px;
    font-size: 0.76rem;
    justify-content: center;
    gap: 5px;
  }
}

body:not(.dark-theme) .about-social-btn {
  background: rgba(0, 0, 0, 0.03);
}

.about-social-btn:hover {
  color: var(--text-0);
  border-color: var(--accent);
  background: var(--accent-dim);
}

/* Main Content Area */
.about-main-content {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

@media (max-width: 576px) {
  .about-main-content {
    gap: 28px;
  }
}

.about-lead-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 40px;
}

@media (max-width: 576px) {
  .about-lead-block {
    padding: 22px 18px;
    border-radius: 18px;
  }
}

.about-lead-tag {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.about-main-title {
  font-family: var(--f-heading);
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--text-0);
  margin-bottom: 24px;
  letter-spacing: -0.5px;
}

@media (max-width: 576px) {
  .about-main-title {
    font-size: 1.45rem;
    line-height: 1.25;
    margin-bottom: 16px;
  }
}

.about-narrative {
  font-size: 1.02rem;
  line-height: 1.8;
  color: var(--text-1);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

@media (max-width: 576px) {
  .about-narrative {
    font-size: 0.94rem;
    line-height: 1.68;
    gap: 16px;
  }
}

.about-narrative p strong {
  color: var(--text-0);
  font-weight: 600;
}

/* Engineering Principles Section */
.about-section-header {
  margin-bottom: 24px;
}

@media (max-width: 576px) {
  .about-section-header {
    margin-bottom: 16px;
  }
}

.about-section-title {
  font-family: var(--f-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-0);
  margin-bottom: 8px;
}

@media (max-width: 576px) {
  .about-section-title {
    font-size: 1.25rem;
  }
}

.about-section-desc {
  font-size: 0.95rem;
  color: var(--text-2);
  line-height: 1.6;
}

@media (max-width: 576px) {
  .about-section-desc {
    font-size: 0.88rem;
  }
}

.about-pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}

@media (max-width: 991px) {
  .about-pillars-grid {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-bottom: 36px;
  }
}

.about-pillar-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition:
    border-color 0.3s var(--ease),
    transform 0.3s var(--ease);
}

@media (max-width: 576px) {
  .about-pillar-card {
    padding: 20px 18px;
    border-radius: 16px;
    gap: 8px;
  }
}

.about-pillar-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}

.about-pillar-num {
  font-family: var(--f-mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 1px;
}

.about-pillar-title {
  font-family: var(--f-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-0);
}

@media (max-width: 576px) {
  .about-pillar-title {
    font-size: 1.05rem;
  }
}

.about-pillar-desc {
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--text-2);
}

@media (max-width: 576px) {
  .about-pillar-desc {
    font-size: 0.88rem;
    line-height: 1.6;
  }
}

/* Competency Matrix */
.about-matrix-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}

@media (max-width: 768px) {
  .about-matrix-grid {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-bottom: 36px;
  }
}

.about-matrix-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

@media (max-width: 576px) {
  .about-matrix-card {
    padding: 20px 18px;
    border-radius: 16px;
    gap: 12px;
  }
}

.about-matrix-card__head {
  display: flex;
  align-items: center;
  gap: 10px;
}

.about-matrix-card__icon {
  color: var(--accent);
  font-size: 1.1rem;
}

.about-matrix-card__title {
  font-family: var(--f-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-0);
}

@media (max-width: 576px) {
  .about-matrix-card__title {
    font-size: 1.05rem;
  }
}

.about-matrix-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

@media (max-width: 576px) {
  .about-matrix-tags {
    gap: 6px;
  }
}

.about-matrix-tag {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  color: var(--text-1);
}

@media (max-width: 576px) {
  .about-matrix-tag {
    font-size: 0.72rem;
    padding: 3px 8px;
  }
}

body:not(.dark-theme) .about-matrix-tag {
  background: rgba(0, 0, 0, 0.03);
}

.about-matrix-desc {
  font-size: 0.88rem;
  color: var(--text-2);
  line-height: 1.6;
}

@media (max-width: 576px) {
  .about-matrix-desc {
    font-size: 0.86rem;
    line-height: 1.55;
  }
}

/* CTA Box */
.about-cta-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 40px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

@media (max-width: 576px) {
  .about-cta-box {
    padding: 26px 18px;
    border-radius: 18px;
    gap: 14px;
  }
}

.about-cta-box__title {
  font-family: var(--f-heading);
  font-size: clamp(1.4rem, 2.5vw, 1.8rem);
  font-weight: 700;
  color: var(--text-0);
}

@media (max-width: 576px) {
  .about-cta-box__title {
    font-size: 1.3rem;
  }
}

.about-cta-box__desc {
  font-size: 0.98rem;
  color: var(--text-2);
  max-width: 520px;
  line-height: 1.6;
}

@media (max-width: 576px) {
  .about-cta-box__desc {
    font-size: 0.9rem;
  }
}

.about-cta-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 8px;
}

@media (max-width: 576px) {
  .about-cta-actions {
    flex-direction: column;
    width: 100%;
    gap: 10px;
  }

  .about-cta-actions .btn {
    width: 100%;
    justify-content: center;
  }
}