/* ==========================================
   ABOUT US PAGE SPECIFIC STYLES
   ========================================== */

/* --- Navbar Text Color Adjustments --- */
#main-nav .nav-links a {
  color: #ffffff !important;
  opacity: 0.9;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.25);
  font-weight: 600;
  transition: all 0.3s ease;
}

#main-nav .nav-links a:hover {
  color: var(--gold-leaf) !important;
  opacity: 1;
}

#main-nav .nav-links a.active {
  color: var(--gold-leaf) !important;
  border-bottom: 2px solid var(--gold-leaf);
}

/* التبديل التلقائي عند عمل سكرول للأسفل */
#main-nav.scrolled .nav-links a {
  color: var(--on-surface-variant) !important;
  text-shadow: none;
}

#main-nav.scrolled .nav-links a.active {
  color: var(--primary) !important;
}

/* --- Hero Banner --- */
.about-hero {
  position: relative;
  height: 45vh;
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  background-color: var(--primary);
  padding-top: 80px;
}

.about-hero-bg {
  position: absolute;
  inset: 0;
  background-image: url("https://lh3.googleusercontent.com/aida-public/AB6AXuB2wvb3sCNZ9PVRDwAlKpm0BrcPfDTRvUkJqMOA5blD5ax3XbHNTdDNfy5cbdDrxutzCDFRpqu8W8WrLn7SO1d4C8OH77KBy9dyBZJ1l270B-aaRrT9I5n38EwQH9hJe5aTTQr0sPtI5iAA3Y3NvUTtzr4CS9BWJEPA48yLlhtJBHZr4S9dYmSN5ckhnw_GhE9mEZSWIY-ar_DpyKMlnGqgR5IPSx3N3UQRTa2xzaG1AUXtUmjjaONSW7HMd1frh9kLDwfWDQuYGmI");
  background-size: cover;
  background-position: center;
  z-index: 0;
}

.about-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0, 40, 25, 0.55),
    rgba(0, 40, 25, 0.75)
  );
  z-index: 1;
}

.about-hero-container {
  position: relative;
  z-index: 2;
  color: var(--cream-silk);
}

.about-hero h1 {
  font-family: "Playfair Display", serif;
  font-size: 3.5rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.breadcrumbs {
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.05em;
}

.breadcrumbs a {
  color: rgba(249, 248, 243, 0.9);
  transition: color 0.3s ease;
}

.breadcrumbs a:hover {
  color: var(--gold-leaf);
}

.breadcrumbs span {
  margin: 0 0.5rem;
  color: rgba(249, 248, 243, 0.4);
}

.breadcrumbs .current {
  color: rgba(249, 248, 243, 0.6);
}

/* --- Grid Layout Section --- */
.interactive-about-section {
  padding: 3.5rem var(--margin-mobile);
  background-color: var(--surface-container-lowest);
}

.about-section-container {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 3.5rem;
  align-items: flex-start;
}

@media (min-width: 768px) {
  .interactive-about-section {
    padding: 4rem var(--margin-tablet);
  }
  .about-section-container {
    grid-template-columns: 1fr 1.2fr;
  }
}

@media (min-width: 1024px) {
  .interactive-about-section {
    padding: 4.5rem var(--margin-desktop);
  }
  .about-section-container {
    gap: 5rem;
  }
}

.about-image-side img {
  width: 100%;
  height: auto;
  border-radius: 4px;
  object-fit: cover;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

/* --- Content & Tabs --- */
.about-content-side {
  display: flex;
  flex-direction: column;
}

.about-main-title {
  font-family: "Playfair Display", serif;
  font-size: 3rem;
  font-weight: 400;
  color: var(--primary);
  text-transform: lowercase;
  margin-bottom: 1.5rem;
}

.tabs-nav-container {
  display: flex;
  gap: 2.5rem;
  border-bottom: 1px solid var(--outline-variant);
  margin-bottom: 1.5rem;
  padding-bottom: 0.5rem;
}

.tab-trigger-btn {
  font-family: "Manrope", sans-serif;
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--on-surface-variant);
  padding: 0.5rem 0;
  position: relative;
  transition: color 0.3s ease;
}

.tab-trigger-btn:hover {
  color: var(--primary-container);
}

.tab-trigger-btn.active {
  color: var(--primary-container);
  font-weight: 600;
}

.tab-trigger-btn.active::after {
  content: "";
  position: absolute;
  bottom: -9px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--primary-container);
}

.tabs-content-wrapper {
  position: relative;
  min-height: 200px;
}

.tab-content-panel {
  display: none;
  opacity: 0;
  transform: translateY(10px);
  transition:
    opacity 0.4s ease,
    transform 0.4s ease;
}

.tab-content-panel.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

.tab-content-panel p {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--on-surface-variant);
  margin-bottom: 1.25rem;
}

.about-action-area {
  margin-top: 1.5rem;
}

.btn-about-contact {
  padding: 1rem 2.5rem;
  background-color: var(--primary-container);
  color: var(--cream-silk);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  border-radius: 4px;
  transition:
    background-color 0.3s ease,
    transform 0.2s ease;
}

.btn-about-contact:hover {
  background-color: var(--primary);
}

.btn-about-contact:active {
  transform: scale(0.98);
}

/* --- Certificates Section (Dark White Style) --- */
.dark-bg-cert {
  padding: 3.5rem var(--margin-mobile) 4.5rem !important;
  background-color: #f3f4f0 !important;
}

#certs-track .cert-card {
  flex: 0 0 calc(85vw - 2.5rem);
  max-width: 280px;
  background-color: var(--surface-container-lowest);
  padding: 1.25rem;
  border-radius: 0.75rem;
  border: 1px solid rgba(192, 201, 193, 0.3);
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

@media (min-width: 768px) {
  .dark-bg-cert {
    padding: 4rem var(--margin-tablet) 5rem !important;
  }
  #certs-track .cert-card {
    flex: 0 0 240px;
  }
}

@media (min-width: 1024px) {
  .dark-bg-cert {
    padding: 4.5rem var(--margin-desktop) 5.5rem !important;
  }
  #certs-track .cert-card {
    flex: 0 0 260px;
  }
}

.cert-lightbox-content {
  max-width: min(520px, calc(100vw - 2rem)) !important;
}

/* ==========================================
   DARK MODE OVERRIDES — ABOUT PAGE
   ========================================== */

[data-theme="dark"] .interactive-about-section {
  background-color: var(--surface);
}

[data-theme="dark"] .about-main-title {
  color: var(--on-surface);
}

[data-theme="dark"] .tab-content-panel p {
  color: var(--on-surface-variant);
}

[data-theme="dark"] .dark-bg-cert {
  background-color: var(--surface-container-low) !important;
}

[data-theme="dark"] #certs-track .cert-card {
  background-color: var(--surface-container-low);
  border-color: var(--outline-variant);
}