/* ==========================================================================
   DC Clinic — Cosmetic Surgery Landing Page
   Premium Korean Clinic Design — Luxury Medical Aesthetic
   Brand: White #FFFFFF | Cream #F7EBE4 | Gold #AC8D62 | Dark Gold #635943
   ========================================================================== */

/* ===== CSS Variables ===== */
:root {
  --dc-cos-white: #FFFFFF;
  --dc-cos-cream: #F7EBE4;
  --dc-cos-gold: #AC8D62;
  --dc-cos-gold-dark: #635943;
  --dc-cos-text: #2B2B2B;
  --dc-cos-text-muted: #6B6B6B;
  --dc-cos-border: rgba(172, 141, 98, 0.15);
  --dc-cos-radius: 24px;
  --dc-cos-radius-sm: 18px;
  --dc-cos-section: 120px;
  --dc-cos-container: 1280px;
}

/* ===== Container Override ===== */
.dc-cat-container {
  max-width: var(--dc-cos-container);
  margin: 0 auto;
  padding: 0 40px;
}

/* ===== Section Spacing ===== */
.dc-cat-section {
  padding: var(--dc-cos-section) 0;
}
.dc-cat-section--cream {
  background: var(--dc-cos-cream);
}

/* ===== Fade Up Animation ===== */
@keyframes dc-cat-fade-up {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}
.dc-cat-animate {
  animation: dc-cat-fade-up 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) both;
}
.dc-cat-animate-delay-1 { animation-delay: 0.1s; }
.dc-cat-animate-delay-2 { animation-delay: 0.2s; }
.dc-cat-animate-delay-3 { animation-delay: 0.3s; }

/* ==========================================================================
   HERO — Large banner with elegant fade overlay
   ========================================================================== */
.dc-cat-hero {
  position: relative;
  min-height: 460px;
  display: flex;
  align-items: center;
  background: linear-gradient(180deg, rgba(99, 89, 67, 0.88) 0%, rgba(99, 89, 67, 0.72) 50%, rgba(99, 89, 67, 0.92) 100%), url('https://images.unsplash.com/photo-1551076805-e1869033e561?w=1920&q=80') center/cover no-repeat;
  overflow: hidden;
}
.dc-cat-hero__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 0%, rgba(43, 43, 43, 0.3) 100%);
}

.dc-cat-hero__bg > video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.dc-cat-hero__content {
  position: relative;
  z-index: 1;
  max-width: 680px;
  padding: 0 40px;
  margin: 0 auto;
  width: 100%;
  max-width: var(--dc-cos-container);
}
.dc-cat-hero__inner {
  max-width: 560px;
}
.dc-cat-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: #fff;
  padding: 8px 20px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 28px;
}
.dc-cat-hero__badge .material-symbols-outlined { font-size: 18px; color: var(--dc-cos-gold); }
.dc-cat-hero__title {
  font-size: 48px;
  font-weight: 700;
  color: #fff;
  margin: 0 0 8px;
  line-height: 1.15;
  letter-spacing: -0.5px;
}
.dc-cat-hero__subtitle {
  font-size: 18px;
  color: var(--dc-cos-gold);
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin: 0 0 24px;
}
.dc-cat-hero__desc {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.8;
  margin: 0 0 36px;
  max-width: 480px;
}
.dc-cat-hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.dc-cat-hero__btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 100px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.dc-cat-hero__btn--primary {
  background: var(--dc-cos-gold);
  color: #fff;
  border: 1px solid var(--dc-cos-gold);
}
.dc-cat-hero__btn--primary:hover {
  background: var(--dc-cos-gold-dark);
  border-color: var(--dc-cos-gold-dark);
  transform: translateY(-2px);
}
.dc-cat-hero__btn--ghost {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.4);
}
.dc-cat-hero__btn--ghost:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.7);
  transform: translateY(-2px);
}
.dc-cat-hero__btn .material-symbols-outlined { font-size: 20px; }

/* ==========================================================================
   SECTION HEADER — Editorial style
   ========================================================================== */
.dc-cat-section-header {
  text-align: center;
  margin-bottom: 64px;
}
.dc-cat-section-header__label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--dc-cos-gold);
  margin-bottom: 12px;
}
.dc-cat-section-header__title {
  font-size: 36px;
  font-weight: 700;
  color: var(--dc-cos-text);
  margin: 0;
  line-height: 1.3;
  letter-spacing: -0.3px;
}
.dc-cat-section-header__desc {
  font-size: 16px;
  color: var(--dc-cos-text-muted);
  margin: 16px auto 0;
  max-width: 560px;
  line-height: 1.7;
}

/* ==========================================================================
   INTRODUCTION — Editorial two-column
   ========================================================================== */
.dc-cat-intro {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 80px;
  align-items: start;
}
.dc-cat-intro__main h2 {
  font-size: 36px;
  font-weight: 700;
  color: var(--dc-cos-text);
  margin: 0 0 24px;
  line-height: 1.3;
  letter-spacing: -0.3px;
}
.dc-cat-intro__main p {
  font-size: 16px;
  color: var(--dc-cos-text-muted);
  line-height: 1.8;
  margin: 0 0 20px;
}
.dc-cat-intro__sidebar {
  position: sticky;
  top: 120px;
}
.dc-cat-intro__info-card {
  background: var(--dc-cos-white);
  border: 1px solid var(--dc-cos-border);
  border-radius: var(--dc-cos-radius);
  padding: 32px;
}
.dc-cat-intro__info-item {
  display: flex;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid rgba(172, 141, 98, 0.08);
}
.dc-cat-intro__info-item:last-child { border-bottom: none; padding-bottom: 0; }
.dc-cat-intro__info-item:first-child { padding-top: 0; }
.dc-cat-intro__info-item .material-symbols-outlined {
  color: var(--dc-cos-gold);
  font-size: 26px;
  flex-shrink: 0;
}
.dc-cat-intro__info-item strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--dc-cos-text);
  margin-bottom: 4px;
}
.dc-cat-intro__info-item p {
  font-size: 14px;
  color: var(--dc-cos-text-muted);
  margin: 0;
  line-height: 1.6;
}

/* ==========================================================================
   PROCEDURE GRID — Premium Korean clinic cards
   ========================================================================== */
.dc-cat-procedure-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  list-style: none;
  padding: 0;
  margin: 0;
}
.dc-cat-procedure-card {
  position: relative;
  display: block;
  aspect-ratio: 5/4;
  border-radius: var(--dc-cos-radius-sm);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94), box-shadow 0.4s ease;
}
.dc-cat-procedure-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.dc-cat-procedure-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(43, 43, 43, 0.75) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  transition: background 0.4s ease;
}
.dc-cat-procedure-card__name {
  color: #fff;
  font-size: 22px;
  font-weight: 600;
  margin: 0 0 4px;
  line-height: 1.3;
}
.dc-cat-procedure-card__sub {
  color: rgba(255, 255, 255, 0.7);
  font-size: 13px;
  font-weight: 400;
  margin: 0;
}
.dc-cat-procedure-card__arrow {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateX(-10px);
  transition: all 0.4s ease;
}
.dc-cat-procedure-card__arrow .material-symbols-outlined {
  font-size: 20px;
  color: #fff;
}
.dc-cat-procedure-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(43, 43, 43, 0.15);
}
.dc-cat-procedure-card:hover .dc-cat-procedure-card__img {
  transform: scale(1.08);
}
.dc-cat-procedure-card:hover .dc-cat-procedure-card__overlay {
  background: linear-gradient(180deg, rgba(43, 43, 43, 0.2) 0%, rgba(43, 43, 43, 0.85) 100%);
}
.dc-cat-procedure-card:hover .dc-cat-procedure-card__arrow {
  opacity: 1;
  transform: translateX(0);
}
.dc-cat-procedure-card:focus-visible {
  outline: 2px solid var(--dc-cos-gold);
  outline-offset: 4px;
}

/* ==========================================================================
   FEATURED PROCEDURE — Large image + description
   ========================================================================== */
.dc-cat-featured {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.dc-cat-featured--reverse .dc-cat-featured__media {
  order: 2;
}
.dc-cat-featured__media {
  position: relative;
  border-radius: var(--dc-cos-radius);
  overflow: hidden;
  aspect-ratio: 4/3;
}
.dc-cat-featured__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.dc-cat-featured__tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--dc-cos-gold);
  margin-bottom: 16px;
}
.dc-cat-featured__title {
  font-size: 36px;
  font-weight: 700;
  color: var(--dc-cos-text);
  margin: 0 0 20px;
  line-height: 1.3;
  letter-spacing: -0.3px;
}
.dc-cat-featured__desc {
  font-size: 16px;
  color: var(--dc-cos-text-muted);
  line-height: 1.8;
  margin: 0 0 32px;
}
.dc-cat-featured__btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 100px;
  background: var(--dc-cos-gold);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid var(--dc-cos-gold);
  transition: all 0.35s ease;
}
.dc-cat-featured__btn:hover {
  background: var(--dc-cos-gold-dark);
  border-color: var(--dc-cos-gold-dark);
  transform: translateY(-2px);
}
.dc-cat-featured__btn .material-symbols-outlined { font-size: 20px; }

/* ==========================================================================
   TREATMENT CARDS — Detailed cards with info (existing structure restyled)
   ========================================================================== */
.dc-cat-treatment-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.dc-cat-treatment-card {
  display: flex;
  flex-direction: column;
  background: var(--dc-cos-white);
  border: 1px solid var(--dc-cos-border);
  border-radius: var(--dc-cos-radius-sm);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94), box-shadow 0.4s ease, border-color 0.4s ease;
}
.dc-cat-treatment-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(43, 43, 43, 0.08);
  border-color: rgba(172, 141, 98, 0.35);
}
.dc-cat-treatment-card__image {
  aspect-ratio: 5/4;
  overflow: hidden;
}
.dc-cat-treatment-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.dc-cat-treatment-card:hover .dc-cat-treatment-card__image img {
  transform: scale(1.08);
}
.dc-cat-treatment-card__body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.dc-cat-treatment-card__body h4 {
  font-size: 22px;
  font-weight: 600;
  color: var(--dc-cos-text);
  margin: 0 0 4px;
}
.dc-cat-treatment-card__body > p {
  font-size: 13px;
  color: var(--dc-cos-gold);
  margin: 0 0 16px;
  font-weight: 500;
  letter-spacing: 0.5px;
}
.dc-cat-treatment-card__meta {
  display: flex;
  gap: 16px;
  margin-bottom: 16px;
}
.dc-cat-treatment-card__meta span {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 13px;
  color: var(--dc-cos-text-muted);
}
.dc-cat-treatment-card__meta .material-symbols-outlined { font-size: 16px; color: var(--dc-cos-gold); }
.dc-cat-treatment-card__price {
  font-size: 18px;
  font-weight: 700;
  color: var(--dc-cos-gold-dark);
  margin-bottom: 16px;
}
.dc-cat-treatment-card__actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid rgba(172, 141, 98, 0.08);
}
.dc-cat-treatment-card__book {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 13px;
  color: var(--dc-cos-gold-dark);
  font-weight: 600;
}
.dc-cat-treatment-card__book .material-symbols-outlined { font-size: 16px; }
.dc-cat-treatment-card__actions .btn-link {
  font-size: 14px;
  color: var(--dc-cos-gold);
  font-weight: 500;
}

/* ==========================================================================
   COMPARISON TABLE
   ========================================================================== */
.dc-cat-comparison-wrap { max-width: 100%; }
.dc-cat-comparison-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--dc-cos-radius-sm);
  border: 1px solid var(--dc-cos-border);
}
.dc-cat-comparison {
  width: 100%;
  border-collapse: collapse;
  min-width: 700px;
}
.dc-cat-comparison thead {
  background: var(--dc-cos-gold-dark);
}
.dc-cat-comparison th {
  padding: 18px 22px;
  text-align: left;
  color: #fff;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  letter-spacing: 0.3px;
}
.dc-cat-comparison td {
  padding: 16px 22px;
  font-size: 14px;
  color: var(--dc-cos-text);
  border-bottom: 1px solid rgba(172, 141, 98, 0.08);
}
.dc-cat-comparison tbody tr:nth-child(even) { background: var(--dc-cos-cream); }
.dc-cat-comparison tbody tr:hover { background: rgba(247, 235, 228, 0.7); }
.dc-cat-comparison-note {
  font-size: 13px;
  color: var(--dc-cos-text-muted);
  margin-top: 16px;
  text-align: center;
}

/* ==========================================================================
   BEFORE & AFTER GALLERY
   ========================================================================== */
.dc-cat-ba-filters {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.dc-cat-ba-filter {
  padding: 10px 24px;
  border: 1px solid var(--dc-cos-border);
  border-radius: 100px;
  background: var(--dc-cos-white);
  font-size: 14px;
  font-weight: 500;
  color: var(--dc-cos-text-muted);
  cursor: pointer;
  transition: all 0.3s ease;
}
.dc-cat-ba-filter:hover { border-color: var(--dc-cos-gold); color: var(--dc-cos-gold); }
.dc-cat-ba-filter.is-active {
  background: var(--dc-cos-gold);
  border-color: var(--dc-cos-gold);
  color: #fff;
}
.dc-cat-ba-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.dc-cat-ba-item {
  position: relative;
  aspect-ratio: 4/3;
  border-radius: var(--dc-cos-radius-sm);
  overflow: hidden;
  cursor: pointer;
}
.dc-cat-ba-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.dc-cat-ba-item:hover img { transform: scale(1.06); }
.dc-cat-ba-item__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(43, 43, 43, 0.8) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  opacity: 0;
  transition: opacity 0.4s ease;
}
.dc-cat-ba-item:hover .dc-cat-ba-item__overlay { opacity: 1; }
.dc-cat-ba-item__tag {
  display: inline-block;
  background: var(--dc-cos-gold);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 100px;
  margin-bottom: 10px;
  width: fit-content;
  letter-spacing: 0.5px;
}
.dc-cat-ba-item__label {
  color: #fff;
  font-size: 16px;
  font-weight: 500;
}
.dc-cat-ba-item.is-hidden { display: none; }

/* ==========================================================================
   DOCTOR HIGHLIGHT
   ========================================================================== */
.dc-cat-doctor {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 64px;
  align-items: center;
}
.dc-cat-doctor__image {
  position: relative;
}
.dc-cat-doctor__image img {
  width: 100%;
  border-radius: var(--dc-cos-radius);
  object-fit: cover;
}
.dc-cat-doctor__badge {
  position: absolute;
  bottom: 24px;
  left: 24px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 12px 20px;
  border-radius: 100px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--dc-cos-text);
}
.dc-cat-doctor__badge .material-symbols-outlined { color: var(--dc-cos-gold); font-size: 20px; }
.dc-cat-doctor__info h2 {
  font-size: 36px;
  font-weight: 700;
  color: var(--dc-cos-text);
  margin: 0 0 6px;
  line-height: 1.3;
  letter-spacing: -0.3px;
}
.dc-cat-doctor__title {
  color: var(--dc-cos-gold);
  font-weight: 500;
  font-size: 16px;
  margin: 0 0 28px;
}
.dc-cat-doctor__stats {
  display: flex;
  gap: 40px;
  margin-bottom: 28px;
  padding: 24px 0;
  border-top: 1px solid var(--dc-cos-border);
  border-bottom: 1px solid var(--dc-cos-border);
}
.dc-cat-doctor__stats > div {
  display: flex;
  flex-direction: column;
}
.dc-cat-doctor__stat-value {
  font-size: 32px;
  font-weight: 700;
  color: var(--dc-cos-gold);
}
.dc-cat-doctor__stat-label {
  font-size: 13px;
  color: var(--dc-cos-text-muted);
}
.dc-cat-doctor__creds {
  list-style: none;
  padding: 0;
  margin: 0 0 32px 0;
}
.dc-cat-doctor__creds li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  font-size: 15px;
  color: var(--dc-cos-text);
}
.dc-cat-doctor__creds .material-symbols-outlined {
  color: var(--dc-cos-gold);
  font-size: 22px;
  flex-shrink: 0;
}
.dc-cat-doctor__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ==========================================================================
   REVIEWS CAROUSEL
   ========================================================================== */
.dc-cat-reviews-carousel {
  position: relative;
  overflow: hidden;
}
.dc-cat-reviews-track {
  display: flex;
  gap: 24px;
  transition: transform 0.5s ease;
}
.dc-cat-review-card {
  flex: 0 0 calc(33.333% - 16px);
  background: var(--dc-cos-white);
  border: 1px solid var(--dc-cos-border);
  border-radius: var(--dc-cos-radius-sm);
  padding: 28px;
}
.dc-cat-review-card__header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}
.dc-cat-review-card__header img {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
}
.dc-cat-review-card__header h5 {
  font-size: 15px;
  font-weight: 600;
  color: var(--dc-cos-text);
  margin: 0;
}
.dc-cat-review-card__treatment {
  font-size: 12px;
  color: var(--dc-cos-gold);
  font-weight: 500;
}
.dc-cat-review-card__verified {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  color: #4caf50;
  font-weight: 600;
}
.dc-cat-review-card__verified .material-symbols-outlined { font-size: 16px; }
.dc-cat-review-card__rating {
  display: flex;
  gap: 2px;
  margin-bottom: 14px;
}
.dc-cat-review-card__rating .material-symbols-outlined {
  color: var(--dc-cos-gold);
  font-size: 20px;
}
.dc-cat-review-card p {
  font-size: 14px;
  color: var(--dc-cos-text-muted);
  line-height: 1.7;
  margin: 0;
}
.dc-cat-reviews-nav {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 36px;
}
.dc-cat-reviews-prev,
.dc-cat-reviews-next {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--dc-cos-border);
  background: var(--dc-cos-white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
}
.dc-cat-reviews-prev:hover,
.dc-cat-reviews-next:hover {
  background: var(--dc-cos-gold);
  border-color: var(--dc-cos-gold);
  color: #fff;
}
.dc-cat-reviews-prev .material-symbols-outlined,
.dc-cat-reviews-next .material-symbols-outlined { font-size: 24px; }

/* ==========================================================================
   FAQ ACCORDION
   ========================================================================== */
.dc-cat-faq__item {
  border: 1px solid var(--dc-cos-border);
  border-radius: var(--dc-cos-radius-sm);
  margin-bottom: 14px;
  overflow: hidden;
  transition: border-color 0.3s ease;
}
.dc-cat-faq__item.is-open { border-color: var(--dc-cos-gold); }
.dc-cat-faq__question {
  width: 100%;
  padding: 22px 28px;
  border: none;
  background: var(--dc-cos-white);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 16px;
  font-weight: 600;
  color: var(--dc-cos-text);
  cursor: pointer;
  text-align: left;
}
.dc-cat-faq__icon {
  transition: transform 0.35s ease;
  color: var(--dc-cos-gold);
}
.dc-cat-faq__item.is-open .dc-cat-faq__icon { transform: rotate(180deg); }
.dc-cat-faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}
.dc-cat-faq__item.is-open .dc-cat-faq__answer { max-height: 300px; }
.dc-cat-faq__answer p {
  padding: 0 28px 22px;
  font-size: 15px;
  color: var(--dc-cos-text-muted);
  line-height: 1.8;
  margin: 0;
}

/* ==========================================================================
   RELATED ARTICLES
   ========================================================================== */
.dc-cat-articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.dc-cat-article-card {
  display: flex;
  flex-direction: column;
  background: var(--dc-cos-white);
  border: 1px solid var(--dc-cos-border);
  border-radius: var(--dc-cos-radius-sm);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94), box-shadow 0.4s ease;
}
.dc-cat-article-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(43, 43, 43, 0.06);
}
.dc-cat-article-card__image {
  aspect-ratio: 16/9;
  overflow: hidden;
}
.dc-cat-article-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.dc-cat-article-card:hover .dc-cat-article-card__image img { transform: scale(1.06); }
.dc-cat-article-card__body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.dc-cat-article-card__tag {
  display: inline-block;
  background: rgba(172, 141, 98, 0.1);
  color: var(--dc-cos-gold);
  font-size: 11px;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 100px;
  margin-bottom: 12px;
  width: fit-content;
  letter-spacing: 0.5px;
}
.dc-cat-article-card__body h5 {
  font-size: 17px;
  font-weight: 600;
  color: var(--dc-cos-text);
  margin: 0 0 10px;
  line-height: 1.4;
}
.dc-cat-article-card__body > p {
  font-size: 14px;
  color: var(--dc-cos-text-muted);
  margin: 0 0 14px;
  flex: 1;
  line-height: 1.6;
}
.dc-cat-article-card__date {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  color: var(--dc-cos-text-muted);
}
.dc-cat-article-card__date .material-symbols-outlined { font-size: 14px; }

/* ==========================================================================
   CTA
   ========================================================================== */
.dc-cat-cta {
  background: var(--dc-cos-gold-dark);
  padding: 100px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.dc-cat-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(172, 141, 98, 0.15) 0%, transparent 60%);
}
.dc-cat-cta__inner {
  position: relative;
  z-index: 1;
  max-width: 640px;
  margin: 0 auto;
  padding: 0 40px;
}
.dc-cat-cta__inner h2 {
  font-size: 36px;
  font-weight: 700;
  color: #fff;
  margin: 0 0 16px;
  line-height: 1.3;
  letter-spacing: -0.3px;
}
.dc-cat-cta__inner p {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.7);
  margin: 0 0 36px;
  line-height: 1.7;
}
.dc-cat-cta__buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ==========================================================================
   CATEGORY NAVIGATION
   ========================================================================== */
.dc-cat-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}
.dc-cat-nav__prev,
.dc-cat-nav__next {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-decoration: none;
  color: inherit;
  padding: 24px 28px;
  border: 1px solid var(--dc-cos-border);
  border-radius: var(--dc-cos-radius-sm);
  transition: border-color 0.3s ease, background 0.3s ease;
}
.dc-cat-nav__prev:hover,
.dc-cat-nav__next:hover {
  border-color: var(--dc-cos-gold);
  background: var(--dc-cos-cream);
}
.dc-cat-nav__dir {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: var(--dc-cos-text-muted);
  font-weight: 500;
}
.dc-cat-nav__dir .material-symbols-outlined { font-size: 18px; }
.dc-cat-nav__title {
  font-size: 17px;
  font-weight: 600;
  color: var(--dc-cos-text);
}
.dc-cat-nav__next { text-align: right; align-items: flex-end; }
.dc-cat-nav__all {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--dc-cos-gold);
  font-weight: 500;
  font-size: 13px;
  padding: 24px;
}
.dc-cat-nav__all .material-symbols-outlined { font-size: 28px; }

/* ==========================================================================
   LIGHTBOX
   ========================================================================== */
.dc-cat-lightbox {
  position: fixed;
  inset: 0;
  background: rgba(43, 43, 43, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.dc-cat-lightbox.is-open {
  opacity: 1;
  pointer-events: auto;
}
.dc-cat-lightbox__close {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 48px;
  height: 48px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.25s ease;
}
.dc-cat-lightbox__close:hover { background: rgba(255, 255, 255, 0.25); }
.dc-cat-lightbox__content img {
  max-width: 90vw;
  max-height: 85vh;
  border-radius: var(--dc-cos-radius-sm);
  object-fit: contain;
}

/* ==========================================================================
   TABLET (768-1023px)
   ========================================================================== */
@media (max-width: 1023px) {
  :root {
    --dc-cos-section: 80px;
  }
  .dc-cat-container { padding: 0 32px; }
  .dc-cat-hero { min-height: 380px; }
  .dc-cat-hero__title { font-size: 40px; }
  .dc-cat-procedure-grid { grid-template-columns: repeat(3, 1fr); }
  .dc-cat-treatment-grid { grid-template-columns: repeat(2, 1fr); }
  .dc-cat-featured { grid-template-columns: 1fr; gap: 40px; }
  .dc-cat-featured--reverse .dc-cat-featured__media { order: 0; }
  .dc-cat-intro { grid-template-columns: 1fr; gap: 40px; }
  .dc-cat-intro__sidebar { position: static; }
  .dc-cat-doctor { grid-template-columns: 1fr; gap: 40px; }
  .dc-cat-doctor__image { max-width: 480px; margin: 0 auto; }
  .dc-cat-review-card { flex: 0 0 calc(50% - 12px); }
  .dc-cat-articles-grid { grid-template-columns: repeat(2, 1fr); }
  .dc-cat-ba-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ==========================================================================
   MOBILE (0-767px) — Dedicated mobile layout
   ========================================================================== */
@media (max-width: 767px) {
  :root {
    --dc-cos-section: 56px;
    --dc-cos-radius: 20px;
    --dc-cos-radius-sm: 18px;
  }
  .dc-cat-container { padding: 0 20px; }

  /* Hero — compact mobile */
  .dc-cat-hero {
    min-height: 240px;
    padding: 80px 0 40px;
  }
  .dc-cat-hero__content { padding: 0 20px; }
  .dc-cat-hero__inner { max-width: 100%; }
  .dc-cat-hero__title { font-size: 34px; }
  .dc-cat-hero__subtitle { font-size: 14px; letter-spacing: 1.5px; }
  .dc-cat-hero__desc { font-size: 14px; margin-bottom: 24px; }
  .dc-cat-hero__actions { flex-direction: column; gap: 10px; }
  .dc-cat-hero__btn {
    width: 100%;
    justify-content: center;
    padding: 12px 24px;
    font-size: 14px;
  }

  /* Section header */
  .dc-cat-section-header { margin-bottom: 40px; }
  .dc-cat-section-header__title { font-size: 28px; }
  .dc-cat-section-header__desc { font-size: 14px; }

  /* Intro */
  .dc-cat-intro__main h2 { font-size: 28px; }
  .dc-cat-intro__main p { font-size: 15px; }
  .dc-cat-intro__info-card { padding: 24px; }

  /* Procedure grid — 2 columns */
  .dc-cat-procedure-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .dc-cat-procedure-card { border-radius: var(--dc-cos-radius-sm); }
  .dc-cat-procedure-card__overlay { padding: 16px; }
  .dc-cat-procedure-card__name { font-size: 16px; }
  .dc-cat-procedure-card__sub { font-size: 11px; }
  .dc-cat-procedure-card__arrow { display: none; }

  /* Featured */
  .dc-cat-featured__title { font-size: 28px; }
  .dc-cat-featured__desc { font-size: 15px; }

  /* Treatment cards — 1 column */
  .dc-cat-treatment-grid { grid-template-columns: 1fr; gap: 16px; }
  .dc-cat-treatment-card__body { padding: 20px; }
  .dc-cat-treatment-card__body h4 { font-size: 18px; }

  /* B&A gallery — 2 columns */
  .dc-cat-ba-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .dc-cat-ba-item__overlay { padding: 16px; }
  .dc-cat-ba-item__label { font-size: 14px; }
  .dc-cat-ba-filters { gap: 6px; margin-bottom: 32px; }
  .dc-cat-ba-filter { padding: 8px 16px; font-size: 13px; }

  /* Doctor */
  .dc-cat-doctor__info h2 { font-size: 28px; }
  .dc-cat-doctor__stats { flex-wrap: wrap; gap: 24px; }
  .dc-cat-doctor__stat-value { font-size: 28px; }

  /* Reviews — 1 card */
  .dc-cat-review-card { flex: 0 0 100%; padding: 24px; }

  /* FAQ */
  .dc-cat-faq__question { padding: 18px 20px; font-size: 15px; }
  .dc-cat-faq__answer p { padding: 0 20px 18px; font-size: 14px; }

  /* Articles — 1 column */
  .dc-cat-articles-grid { grid-template-columns: 1fr; gap: 16px; }

  /* CTA */
  .dc-cat-cta { padding: 64px 0; }
  .dc-cat-cta__inner h2 { font-size: 28px; }
  .dc-cat-cta__inner p { font-size: 15px; }
  .dc-cat-cta__buttons { flex-direction: column; }
  .dc-cat-cta__buttons a { width: 100%; text-align: center; justify-content: center; }

  /* Category nav */
  .dc-cat-nav { flex-direction: column; gap: 12px; }
  .dc-cat-nav__next { text-align: center; align-items: center; }
  .dc-cat-nav__prev, .dc-cat-nav__next { padding: 18px 20px; }
}

/* ==========================================================================
   VERY SMALL (≤375px)
   ========================================================================== */
@media (max-width: 375px) {
  .dc-cat-hero__title { font-size: 30px; }
  .dc-cat-section-header__title { font-size: 24px; }
  .dc-cat-procedure-card__name { font-size: 14px; }
  .dc-cat-procedure-card__sub { font-size: 10px; }
}