:root {
  --background: #f8faf9;
  --foreground: #172126;
  --muted: #607079;
  --line: #dfe6e4;
  --teal: #126f66;
  --teal-dark: #0d4f49;
  --gold: #b49b5e;
  --lavender: #a78cf0;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--foreground);
  font-family: Arial, Helvetica, sans-serif;
}

a {
  color: inherit;
  text-decoration: none;
}

.hero-shell {
  position: relative;
  min-height: 92vh;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(90deg, rgba(248, 250, 249, 0.98) 0%, rgba(248, 250, 249, 0.86) 48%, rgba(248, 250, 249, 0.52) 100%),
    url("/hero-endodoncia-armonia.png") right center / min(78vw, 980px) auto no-repeat;
}

.hero-backdrop {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.38), rgba(248, 250, 249, 0.92)),
    repeating-linear-gradient(90deg, rgba(23, 33, 38, 0.04) 0, rgba(23, 33, 38, 0.04) 1px, transparent 1px, transparent 36px);
}

.site-header {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 22px 0;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  width: 168px;
  height: 56px;
  overflow: hidden;
}

.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 64%;
  filter: saturate(0.96) contrast(1.06);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  color: #39474d;
  font-size: 14px;
}

.nav-links a {
  border-bottom: 1px solid transparent;
  padding: 8px 0;
}

.nav-links a:hover {
  border-color: var(--gold);
  color: var(--teal-dark);
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: clamp(76px, 13vh, 150px) 0 84px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--teal);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero-content h1 {
  max-width: 780px;
  margin: 0;
  color: #10191d;
  font-size: clamp(48px, 7vw, 92px);
  font-weight: 760;
  letter-spacing: 0;
  line-height: 0.95;
}

.hero-copy {
  max-width: 620px;
  margin: 28px 0 0;
  color: #405057;
  font-size: clamp(19px, 2.4vw, 25px);
  line-height: 1.48;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.primary-action,
.secondary-action {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  padding: 0 22px;
  font-size: 15px;
  font-weight: 700;
}

.primary-action {
  background: var(--teal);
  color: white;
  box-shadow: 0 14px 34px rgba(18, 111, 102, 0.18);
}

.secondary-action {
  border: 1px solid #cad6d2;
  background: rgba(255, 255, 255, 0.58);
  color: #203037;
}

.primary-action:hover {
  background: var(--teal-dark);
}

.secondary-action:hover {
  border-color: var(--gold);
  color: var(--teal-dark);
}

.location-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 54px;
}

.location-row span {
  border: 1px solid rgba(18, 111, 102, 0.18);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.6);
  color: #44545a;
  padding: 9px 12px;
  font-size: 14px;
}

.content-band {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 78px 0;
}

.section-heading {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 48px;
  align-items: end;
}

.section-heading h2 {
  margin: 0;
  color: #172126;
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 720;
  letter-spacing: 0;
  line-height: 1.04;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 38px;
}

.service-card {
  min-height: 190px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
  padding: 26px;
}

.service-card h3 {
  margin: 0;
  color: #172126;
  font-size: 21px;
  letter-spacing: 0;
}

.service-card p {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

.reasons-band {
  padding-bottom: 28px;
}

.preservation-band {
  border-top: 1px solid var(--line);
  padding-top: 72px;
}

.preservation-band .service-card {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(241, 249, 247, 0.96));
}

.young-band {
  padding-top: 18px;
}

.young-band .reason-grid article {
  border-color: rgba(180, 155, 94, 0.28);
  background: #fffdf7;
}

.reason-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 38px;
}

.reason-grid article {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.76);
  padding: 22px;
}

.reason-grid h3,
.trust-grid h3 {
  margin: 0;
  color: #172126;
  font-size: 19px;
  letter-spacing: 0;
}

.reason-grid p,
.trust-grid p {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.65;
}

.referral-band {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(240px, 0.6fr);
  gap: 34px;
  align-items: center;
  width: min(1120px, calc(100% - 40px));
  margin: 16px auto 86px;
  border: 1px solid rgba(18, 111, 102, 0.18);
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.94), rgba(238, 249, 246, 0.9)),
    repeating-linear-gradient(90deg, rgba(18, 111, 102, 0.04) 0, rgba(18, 111, 102, 0.04) 1px, transparent 1px, transparent 32px);
  padding: 34px;
}

.referral-band h2 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(30px, 4vw, 50px);
  font-weight: 740;
  letter-spacing: 0;
  line-height: 1.02;
}

.referral-band p {
  max-width: 760px;
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.72;
}

.doctor-band {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(320px, 1.08fr);
  gap: 52px;
  align-items: center;
  width: min(1120px, calc(100% - 40px));
  margin: 24px auto 86px;
}

.doctor-copy h2,
.case-feature h2 {
  margin: 0;
  font-size: clamp(34px, 4.5vw, 58px);
  font-weight: 740;
  letter-spacing: 0;
  line-height: 1.02;
}

.doctor-copy p,
.case-feature p {
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.72;
}

.doctor-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.doctor-points span {
  border: 1px solid rgba(18, 111, 102, 0.22);
  border-radius: 8px;
  background: white;
  color: #314349;
  padding: 10px 12px;
  font-size: 14px;
  font-weight: 700;
}

.doctor-images {
  position: relative;
  min-height: 580px;
}

.doctor-main-image,
.doctor-small-image {
  display: block;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #eef3f1;
  object-fit: cover;
}

.doctor-main-image {
  width: 78%;
  height: 580px;
  object-position: center;
}

.doctor-small-image {
  position: absolute;
  right: 0;
  bottom: 34px;
  width: 36%;
  height: 330px;
  box-shadow: 0 26px 54px rgba(23, 33, 38, 0.18);
}

.diagnostic-band {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(0, 1.1fr);
  gap: 58px;
  align-items: center;
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 30px 0 84px;
}

.diagnostic-media {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #eef3f1;
  aspect-ratio: 1 / 1;
}

.diagnostic-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.diagnostic-copy h2,
.contact-band h2 {
  margin: 0;
  font-size: clamp(34px, 4.4vw, 60px);
  font-weight: 740;
  letter-spacing: 0;
  line-height: 1.02;
}

.diagnostic-copy p,
.contact-band p {
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.72;
}

.signal-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.signal-list span {
  border: 1px solid rgba(180, 155, 94, 0.34);
  border-radius: 8px;
  background: #fffdf7;
  color: #4d4430;
  padding: 10px 12px;
  font-size: 14px;
}

.case-feature {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(420px, 1.15fr);
  gap: 42px;
  align-items: center;
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto 84px;
  border-top: 1px solid var(--line);
  padding-top: 72px;
}

.case-feature img {
  display: block;
  width: 100%;
  border: 1px solid rgba(18, 111, 102, 0.16);
  border-radius: 8px;
  background: #101817;
}

.clinical-gallery {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 0 0 86px;
}

.clinical-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 38px;
}

.clinical-grid article {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
}

.clinical-grid img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  background: #111;
}

.clinical-grid h3 {
  margin: 22px 22px 0;
  color: #172126;
  font-size: 20px;
}

.clinical-grid p {
  margin: 12px 22px 24px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.62;
}

.trust-band {
  border-top: 1px solid var(--line);
  padding-bottom: 18px;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 40px;
}

.trust-grid article {
  min-height: 230px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
  padding: 26px;
}

.trust-grid span {
  display: inline-flex;
  margin-bottom: 32px;
  color: var(--lavender);
  font-size: 14px;
  font-weight: 800;
}

.process-band {
  border-top: 1px solid var(--line);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin-top: 42px;
  background: var(--line);
  border: 1px solid var(--line);
}

.process-item {
  min-height: 190px;
  background: #fdfefe;
  padding: 24px;
}

.process-item span {
  color: var(--lavender);
  font-size: 14px;
  font-weight: 800;
}

.process-item p {
  margin: 42px 0 0;
  color: #25343a;
  font-size: 18px;
  line-height: 1.45;
}

.faq-band {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 20px 0 84px;
}

.faq-heading {
  max-width: 760px;
}

.faq-heading h2 {
  margin: 0;
  font-size: clamp(34px, 4.4vw, 56px);
  font-weight: 740;
  letter-spacing: 0;
  line-height: 1.04;
}

.faq-list {
  display: grid;
  gap: 10px;
  margin-top: 36px;
}

.faq-list details {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
  padding: 0 22px;
}

.faq-list summary {
  cursor: pointer;
  padding: 20px 0;
  color: #172126;
  font-size: 18px;
  font-weight: 700;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: "+";
  float: right;
  color: var(--teal);
  font-weight: 800;
}

.faq-list details[open] summary::after {
  content: "-";
}

.faq-list p {
  margin: 0;
  padding: 0 0 22px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
}

.contact-band {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: 48px;
  align-items: center;
  margin-top: 24px;
  padding: 86px max(40px, calc((100vw - 1120px) / 2));
  background:
    linear-gradient(90deg, rgba(18, 31, 30, 0.96), rgba(18, 31, 30, 0.88)),
    url("/hero-endodoncia-armonia.png") right center / 620px auto no-repeat;
  color: white;
}

.contact-band .eyebrow {
  color: #d8c17a;
}

.contact-band h2 {
  max-width: 760px;
  color: white;
}

.contact-band p {
  max-width: 640px;
  color: #d3ddda;
}

.contact-actions {
  display: grid;
  gap: 14px;
}

.contact-actions .primary-action,
.contact-actions .secondary-action {
  width: 100%;
}

.contact-actions .secondary-action {
  border-color: rgba(255, 255, 255, 0.32);
  background: rgba(255, 255, 255, 0.08);
  color: white;
}

.sticky-whatsapp {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 20;
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: #128c7e;
  color: white;
  padding: 0 20px;
  font-size: 15px;
  font-weight: 800;
  box-shadow: 0 18px 40px rgba(18, 140, 126, 0.28);
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  justify-content: center;
  border-top: 1px solid var(--line);
  background: #f1f5f3;
  color: #526268;
  padding: 24px 20px 86px;
  font-size: 14px;
}

.site-footer span {
  color: #172126;
  font-weight: 700;
}

.thanks-page,
.legal-page {
  min-height: 100vh;
  width: min(860px, calc(100% - 40px));
  margin: 0 auto;
  padding: 38px 0 82px;
}

.thanks-page section,
.legal-page section {
  margin-top: 54px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
  padding: clamp(28px, 6vw, 58px);
}

.thanks-page h1,
.legal-page h1 {
  margin: 0;
  color: #172126;
  font-size: clamp(42px, 7vw, 72px);
  font-weight: 760;
  letter-spacing: 0;
  line-height: 0.98;
}

.thanks-page p,
.legal-page p {
  max-width: 680px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.72;
}

.thanks-page .primary-action {
  margin-top: 14px;
}

.legal-page h2 {
  margin: 34px 0 0;
  color: #172126;
  font-size: 22px;
  letter-spacing: 0;
}

.legal-note {
  border-left: 3px solid var(--gold);
  background: #fffdf7;
  padding: 14px 16px;
}

@media (max-width: 820px) {
  .hero-shell {
    min-height: auto;
    background:
      linear-gradient(180deg, rgba(248, 250, 249, 0.96) 0%, rgba(248, 250, 249, 0.88) 58%, rgba(248, 250, 249, 0.72) 100%),
      url("/hero-endodoncia-armonia.png") center 18% / 120vw auto no-repeat;
  }

  .site-header {
    align-items: flex-start;
    gap: 18px;
    flex-wrap: wrap;
  }

  .nav-links {
    flex: 1 1 100%;
    flex-wrap: wrap;
    justify-content: flex-start;
    gap: 12px;
    font-size: 13px;
  }

  .brand-mark {
    width: 128px;
    height: 46px;
  }

  .hero-content {
    padding: 72px 0 64px;
  }

  .hero-actions {
    width: 100%;
  }

  .primary-action,
  .secondary-action {
    flex: 1 1 190px;
  }

  .section-heading,
  .service-grid,
  .reason-grid,
  .referral-band,
  .doctor-band,
  .diagnostic-band,
  .case-feature,
  .clinical-grid,
  .trust-grid,
  .process-grid,
  .contact-band {
    grid-template-columns: 1fr;
  }

  .section-heading {
    gap: 18px;
  }

  .diagnostic-band {
    gap: 28px;
    padding: 6px 0 64px;
  }

  .referral-band {
    margin-bottom: 64px;
    padding: 26px;
  }

  .doctor-band {
    gap: 28px;
    margin-bottom: 66px;
  }

  .doctor-images {
    min-height: auto;
  }

  .doctor-main-image {
    width: 100%;
    height: auto;
    aspect-ratio: 4 / 5;
  }

  .doctor-small-image {
    position: static;
    width: 100%;
    height: auto;
    margin-top: 14px;
    aspect-ratio: 4 / 5;
    box-shadow: none;
  }

  .case-feature {
    gap: 28px;
    padding-top: 56px;
    margin-bottom: 66px;
  }

  .trust-grid article {
    min-height: auto;
  }

  .process-grid {
    gap: 0;
  }

  .process-item {
    min-height: 150px;
  }

  .process-item p {
    margin-top: 28px;
  }

  .contact-band {
    padding: 66px 20px;
    background:
      linear-gradient(180deg, rgba(18, 31, 30, 0.98), rgba(18, 31, 30, 0.9)),
      url("/hero-endodoncia-armonia.png") center bottom / 760px auto no-repeat;
  }

  .sticky-whatsapp {
    right: 14px;
    bottom: 14px;
  }
}