/* Service hero and breadcrumb */
.service-hero {
  height: 20rem;
  overflow: hidden;
  position: relative;
}

.service-hero > img, .service-hero-overlay {
  height: 100%;
  inset: 0;
  object-fit: cover;
  position: absolute;
  width: 100%;
}

.service-hero-overlay {
  background: linear-gradient(to right, rgba(15,34,64,.92), rgba(15,34,64,.68) 68%, rgba(15,34,64,.5));
}

.service-hero > .container {
  bottom: 2rem;
  color: #fff;
  left: 0;
  position: absolute;
  right: 0;
  z-index: 2;
}

.service-hero h1 {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
}

.service-hero p {
  color: #fff;
  line-height: 1.5;
  margin: .6rem 0 0;
  max-width: 40rem;
}

.service-hero small {
  background: var(--teal);
  border: 1px solid #fff;
  color: #fff;
  display: inline-block;
  font-size: var(--font-size-min);
  font-weight: 700;
  letter-spacing: .1em;
  margin-bottom: .7rem;
  padding: .3rem .5rem;
  text-transform: uppercase;
}

.service-hero.implants .service-hero-overlay {
  background: linear-gradient(to right, rgba(7,24,40,.95), rgba(10,30,50,.72), rgba(10,30,50,.5));
}

.service-hero.invisalign .service-hero-overlay {
  background: linear-gradient(to right, rgba(14,52,44,.92), rgba(14,52,44,.7), rgba(14,52,44,.5));
}

.breadcrumb {
  background: var(--card);
  border-bottom: 1px solid var(--border);
}

.breadcrumb ol {
  display: flex;
  font-size: var(--font-size-min);
  gap: .6rem;
  list-style: none;
  margin-block: 0;
  padding-block: .7rem;
}

.breadcrumb li {
  color: var(--muted);
}

.breadcrumb li + li::before {
  content: "/";
  margin-right: .6rem;
}

/* Standard service content */
.prose p {
  color: var(--muted);
  font-size: var(--font-size-body);
  line-height: 1.8;
}

/* Teeth-whitening comparison */
.whitening-comparison-intro {
  color: var(--muted);
  line-height: 1.7;
  margin: -.2rem 0 1rem;
}

.before-after-media {
  aspect-ratio: 3 / 2;
  background: var(--card);
  border: 1px solid var(--border);
  cursor: ew-resize;
  overflow: hidden;
  position: relative;
  touch-action: pan-y;
}

.before-after-media:focus-within {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.before-after-media > img,
.before-after-layer,
.before-after-layer img {
  height: 100%;
  inset: 0;
  object-fit: cover;
  position: absolute;
  width: 100%;
}

.before-after-layer {
  clip-path: inset(0 50% 0 0);
}

.before-after-label {
  background: rgba(15,34,64,.92);
  color: #fff;
  font-size: var(--font-size-min);
  font-weight: 700;
  letter-spacing: .06em;
  padding: .4rem .6rem;
  position: absolute;
  text-transform: uppercase;
  top: 1rem;
  z-index: 2;
}

.before-label {
  left: 1rem;
}

.after-label {
  right: 1rem;
}

.before-after-divider {
  background: #fff;
  height: 100%;
  left: 50%;
  position: absolute;
  top: 0;
  transform: translateX(-50%);
  width: 3px;
  z-index: 3;
}

.before-after-divider > span {
  background: var(--teal);
  border: 2px solid #fff;
  height: 2.6rem;
  left: 50%;
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 2.6rem;
}

.before-after-divider > span::before,
.before-after-divider > span::after {
  border-color: #fff;
  border-style: solid;
  content: "";
  height: .55rem;
  position: absolute;
  top: .88rem;
  width: .55rem;
}

.before-after-divider > span::before {
  border-width: 0 0 2px 2px;
  left: .55rem;
  transform: rotate(45deg);
}

.before-after-divider > span::after {
  border-width: 2px 2px 0 0;
  right: .55rem;
  transform: rotate(45deg);
}

.before-after-range {
  accent-color: var(--teal);
  background: transparent;
  border: 0;
  cursor: ew-resize;
  height: 100%;
  inset: 0;
  margin: 0;
  opacity: 0;
  padding: 0;
  pointer-events: none;
  position: absolute;
  width: 100%;
  z-index: 4;
}

.whitening-comparison-notes {
  align-items: start;
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  margin-top: .5rem;
}

.whitening-comparison-notes p,
.whitening-comparison-notes a {
  color: var(--muted);
  font-size: var(--font-size-min);
  line-height: 1.5;
  margin: 0;
}

.whitening-comparison-notes a {
  flex: 0 0 auto;
  text-decoration: underline;
  text-underline-offset: .18em;
}

.boxed-list, .mini-check-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.boxed-list {
  background: var(--card);
  border: 1px solid var(--border);
}

.boxed-list li {
  align-items: center;
  border-bottom: 1px solid var(--border);
  display: flex;
  font-size: var(--font-size-body);
  gap: .7rem;
  padding: .85rem 1rem;
}

.boxed-list li:last-child {
  border-bottom: 0;
}

.boxed-list.teal {
  border-color: var(--teal);
}

.number-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.number-list li {
  align-items: start;
  color: var(--muted);
  display: flex;
  font-size: var(--font-size-body);
  gap: 1rem;
  line-height: 1.7;
  margin-bottom: .8rem;
}

.number-list li span {
  align-items: center;
  background: var(--teal);
  color: #fff;
  display: flex;
  flex: 0 0 auto;
  font-size: var(--font-size-min);
  font-weight: 700;
  height: 1.7rem;
  justify-content: center;
  width: 1.7rem;
}

.service-book {
  background: var(--teal);
  color: #fff;
  padding: 1.3rem;
}

.service-book h2 {
  font-size: 1.3rem;
}

.service-book p {
  color: #fff;
  font-size: var(--font-size-body);
  line-height: 1.55;
  margin: .6rem 0 1rem;
}

.related-links {
  display: flex;
  flex-direction: column;
}

.related-links a {
  border-bottom: 1px solid var(--border);
  color: var(--text);
  font-size: var(--font-size-min);
  padding: .6rem 0;
}

.related-links a:last-child {
  border: 0;
}

/* Premium implant and Invisalign content */
.premium-layout {
  align-items: start;
}

.feature-grid {
  display: grid;
  gap: .75rem;
  grid-template-columns: 1fr 1fr;
}

.feature {
  display: flex;
  gap: .75rem;
}

.feature p {
  margin: 0;
}

.feature strong, .feature span {
  display: block;
}

.feature span {
  color: var(--muted);
  font-size: var(--font-size-body);
  line-height: 1.5;
  margin-top: .25rem;
}

.implant-type-grid {
  display: grid;
  gap: .8rem;
  grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
}

.implant-type-card {
  background: var(--card);
  border: 1px solid var(--border);
}

.implant-type-card img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
  width: 100%;
}

.implant-type-card > div {
  padding: 1rem;
}

.implant-type-card h3 {
  font-size: var(--font-size-body);
  margin: 0 0 .45rem;
}

.implant-type-card p {
  color: var(--muted);
  font-size: var(--font-size-body);
  line-height: 1.55;
  margin: 0;
}

.process-list {
  background: var(--card);
  border: 1px solid var(--border);
}

.process-grid {
  display: grid;
  gap: .8rem;
  grid-template-columns: 1fr 1fr;
}

.process-step {
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 1rem;
  padding: 1rem 1.2rem;
}

.process-list .process-step:last-child {
  border: 0;
}

.process-grid .process-step {
  background: var(--card);
  border: 1px solid var(--border);
  display: block;
}

.process-step > span {
  color: var(--teal-light);
  font-family: var(--font-display);
  font-size: 1.45rem;
}

.process-step h3 {
  font-size: var(--font-size-body);
  margin: 0 0 .3rem;
}

.process-step p {
  color: var(--muted);
  font-size: var(--font-size-body);
  line-height: 1.55;
  margin: 0;
}

.specialist {
  align-items: start;
  display: flex;
  gap: 1.2rem;
}

.specialist > img {
  flex: 0 0 5rem;
  height: 5rem;
  object-fit: cover;
}

.specialist h2 {
  font-size: 1.2rem;
  margin: .15rem 0;
}

.specialist strong {
  color: var(--muted);
  font-size: var(--font-size-min);
}

.specialist p {
  margin: .5rem 0 0;
}

.premium-cta {
  background: #0f2240;
  color: #fff;
  padding: 1.3rem;
}

.premium-cta h2 {
  font-size: 1.25rem;
}

.premium-cta p {
  color: #c9d4e8;
  font-size: var(--font-size-body);
  line-height: 1.55;
  margin: .5rem 0 1rem;
}

.mini-check-list li {
  align-items: center;
  border-bottom: 1px solid var(--border);
  display: flex;
  font-size: var(--font-size-body);
  gap: .55rem;
  margin: 0;
  padding: .7rem 0;
}

.mini-check-list li:last-child {
  border-bottom: 0;
}

/* Responsive layout */
@media (max-width: 520px) {
  .feature-grid, .process-grid {
    grid-template-columns: 1fr;
  }
  .whitening-comparison-notes {
    display: block;
  }
  .whitening-comparison-notes a {
    display: inline-block;
    margin-top: .5rem;
  }
  .specialist {
    display: block;
  }
  .specialist > img {
    margin-bottom: 1rem;
  }
}