/* ==========================================================================
   Dr. Ronaldo Junior — Odontologia Estética e Reabilitadora
   Design tokens (paleta navy) inspirados na identidade atual
   ========================================================================== */

:root {
  --background: #282f47;
  --foreground: #ffffff;
  --muted-foreground: rgba(255, 255, 255, 0.75);
  --card: #373e53;
  --card-foreground: #ffffff;
  --border: #474e63;
  --primary: #ffffff;
  --primary-foreground: #282f47;
  --accent: #c9a66b;
  --whatsapp: #25d366;
  --radius-sm: 14px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --shadow-soft: 0 18px 40px -18px rgba(0, 0, 0, 0.5);
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--foreground);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  font-weight: 500;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.35s ease, color 0.35s ease;
}

img {
  max-width: 100%;
  display: block;
}

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

button {
  font-family: inherit;
  cursor: pointer;
  background: none;
  border: none;
  color: inherit;
}

.font-display {
  font-family: "Cormorant Garamond", serif;
}

.block {
  width: 100%;
  padding: 64px 0;
  transition: background-color 0.35s ease, color 0.35s ease;
}

.block:first-child {
  padding-top: 56px;
}

.block:last-child {
  padding-bottom: 56px;
}

.container {
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  padding: 0 24px;
}

.block-dark {
  background: var(--background);
  color: var(--foreground);
}

.block-light {
  --background: #ffffff;
  --foreground: #1c2333;
  --muted-foreground: #5b6478;
  --card: #f4f5f8;
  --card-foreground: #1c2333;
  --border: #e3e5eb;
  --primary: #1c2333;
  --primary-foreground: #ffffff;
  --shadow-soft: 0 18px 40px -18px rgba(23, 24, 33, 0.16);
  background: var(--background);
  color: var(--foreground);
}

/* ---------- animations ---------- */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-up {
  opacity: 0;
  animation: fadeUp 0.7s ease forwards;
}

@media (prefers-reduced-motion: reduce) {
  .fade-up {
    animation: none;
    opacity: 1;
  }
  html {
    scroll-behavior: auto;
  }
}

/* ---------- hero ---------- */
.hero {
  text-align: center;
}

/* ---------- hero background: foto + degradê + textura craquelada ---------- */
.hero-block {
  position: relative;
  overflow: hidden;
}

.hero-block::before,
.hero-block::after {
  content: "";
  position: absolute;
  inset: 0;
}

.hero-block::before {
  z-index: 0;
  opacity: 0.4;
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='260' height='260'%3E%3Cfilter id='c'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' seed='7' stitchTiles='stitch'/%3E%3CfeColorMatrix type='matrix' values='0 0 0 0 0.79 0 0 0 0 0.65 0 0 0 0 0.42 0 0 0 0.55 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23c)'/%3E%3C/svg%3E"),
    url("../../imagens/sorriso-dentista.jpg");
  background-size: 260px 260px, cover;
  background-repeat: repeat, no-repeat;
  background-position: center, right center;
  background-blend-mode: soft-light;
}

.hero-block::after {
  z-index: 1;
  background-image: linear-gradient(
    to left,
    var(--background) 0%,
    color-mix(in srgb, var(--background) 92%, transparent) 55%,
    color-mix(in srgb, var(--background) 78%, transparent) 100%
  );
}

.hero-block .container {
  position: relative;
  z-index: 2;
}

.avatar {
  margin: 0 auto;
  height: 128px;
  width: 128px;
  border-radius: 999px;
  border: 1px solid var(--border);
  overflow: hidden;
  background: var(--card);
  display: grid;
  place-items: center;
}

.avatar img {
  height: 100%;
  width: 100%;
  object-fit: cover;
}

h1.hero-title {
  font-weight: 500;
  font-size: clamp(2.3rem, 7.5vw, 3.2rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin: 22px 0 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}

.eyebrow {
  margin: 16px 0 0;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.32em;
  color: var(--muted-foreground);
}

.tagline {
  margin: 26px 0 0;
  font-size: 1.35rem;
  font-style: italic;
  opacity: 0.92;
}

.lede {
  margin: 22px 0 0;
  font-size: 1.08rem;
  line-height: 1.6;
  color: var(--muted-foreground);
  padding: 0 4px;
}

/* ---------- CTA ---------- */
.cta-section {
  margin-top: 48px;
}

.btn-whatsapp {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  border-radius: 999px;
  background: var(--primary);
  color: var(--primary-foreground);
  border: 1px solid var(--primary);
  padding: 17px 20px;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-weight: 500;
  box-shadow: var(--shadow-soft);
  transition: opacity 0.2s ease, transform 0.2s ease, box-shadow 0.3s ease;
}

.btn-whatsapp:hover {
  opacity: 0.92;
  transform: translateY(-2px);
  box-shadow: 0 20px 40px -14px color-mix(in srgb, var(--accent) 55%, transparent);
}

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

.btn-whatsapp svg {
  width: 17px;
  height: 17px;
  flex-shrink: 0;
}

.btn-outline {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--card-foreground);
  padding: 12px 14px;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  transition: box-shadow 0.25s ease, transform 0.25s ease, border-color 0.25s ease;
}

.btn-outline:hover {
  box-shadow: var(--shadow-soft);
  transform: translateY(-1px);
  border-color: var(--accent);
}

.btn-outline svg {
  width: 14px;
  height: 14px;
}

/* ---------- quick nav cards ---------- */
.nav-cards {
  margin-top: 64px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.nav-card {
  display: flex;
  align-items: center;
  gap: 16px;
  width: 100%;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--card-foreground);
  padding: 16px 20px;
  text-align: left;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.nav-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
  border-color: var(--accent);
}

.nav-card .icon {
  display: grid;
  place-items: center;
  height: 36px;
  width: 36px;
  flex-shrink: 0;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--accent);
  transition: background-color 0.3s ease;
}

.nav-card:hover .icon {
  background: color-mix(in srgb, var(--accent) 16%, transparent);
}

.nav-card .icon svg {
  width: 16px;
  height: 16px;
}

.nav-card-text {
  display: flex;
  flex-direction: column;
}

.nav-card-title {
  font-size: 1rem;
  letter-spacing: 0.01em;
}

.nav-card-sub {
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--muted-foreground);
}

.nav-card-arrow {
  margin-left: auto;
  color: var(--muted-foreground);
  font-size: 1.1rem;
  transition: transform 0.25s ease;
}

.nav-card:hover .nav-card-arrow {
  transform: translateX(4px);
}

/* ---------- section heading ---------- */
.section {
  scroll-margin-top: 24px;
}

.section-eyebrow {
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.36em;
  color: var(--muted-foreground);
  text-align: center;
}

.section-title {
  font-weight: 500;
  font-size: clamp(1.9rem, 6.5vw, 2.4rem);
  line-height: 1.15;
  text-align: center;
  margin: 12px 0 0;
}

.section-title::after {
  content: "";
  display: block;
  width: 44px;
  height: 2px;
  margin: 18px auto 0;
  background: var(--accent);
  border-radius: 999px;
}

.section-desc {
  margin-top: 16px;
  text-align: center;
  font-size: 1.06rem;
  line-height: 1.6;
  color: var(--muted-foreground);
  padding: 0 4px;
}

/* ---------- services ---------- */
.services-grid {
  margin-top: 32px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.service-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--card-foreground);
  padding: 18px 16px;
  scroll-margin-top: 24px;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-soft);
  border-color: var(--accent);
}

.service-card .icon {
  display: grid;
  place-items: center;
  height: 36px;
  width: 36px;
  flex-shrink: 0;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--accent);
  transition: background-color 0.3s ease;
}

.service-card:hover .icon {
  background: color-mix(in srgb, var(--accent) 16%, transparent);
}

.service-card .icon svg {
  width: 16px;
  height: 16px;
}

.service-title {
  font-family: "Cormorant Garamond", serif;
  font-size: 1.45rem;
  line-height: 1.22;
  font-weight: 600;
}

.service-desc {
  font-size: 0.98rem;
  line-height: 1.5;
  color: var(--muted-foreground);
}

/* ---------- diferenciais ---------- */
#diferenciais {
  position: relative;
  background-image: radial-gradient(color-mix(in srgb, var(--accent) 45%, transparent) 1.5px, transparent 1.5px);
  background-size: 26px 26px;
  background-position: -6px -6px;
}

#diferenciais::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(560px circle at 50% 0%, color-mix(in srgb, var(--background) 35%, transparent), var(--background) 75%);
}

#diferenciais .container {
  position: relative;
  z-index: 1;
}

.diff-layout {
  margin-top: 32px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: center;
}

.diff-photo {
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.diff-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.diff-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.diff-card {
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--card);
  padding: 18px 16px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.diff-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
  border-color: var(--accent);
}

.diff-card .icon {
  margin: 0 auto;
  display: grid;
  place-items: center;
  height: 38px;
  width: 38px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--accent);
  transition: background-color 0.3s ease;
}

.diff-card:hover .icon {
  background: color-mix(in srgb, var(--accent) 16%, transparent);
}

.diff-card .icon svg {
  width: 16px;
  height: 16px;
}

.diff-title {
  margin-top: 12px;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
}

.diff-desc {
  margin-top: 6px;
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--muted-foreground);
}

/* ---------- depoimentos ---------- */
.testimonials {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.testimonial-card {
  position: relative;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--card);
  padding: 20px;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.testimonial-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-soft);
  border-color: var(--accent);
}

.testimonial-card::before {
  content: "“";
  position: absolute;
  top: -18px;
  right: 12px;
  font-family: "Cormorant Garamond", serif;
  font-size: 6rem;
  line-height: 1;
  color: var(--accent);
  opacity: 0.14;
  pointer-events: none;
}

.stars {
  color: var(--accent);
  font-size: 0.8rem;
  letter-spacing: 2px;
}

.testimonial-text {
  margin-top: 10px;
  font-size: 1rem;
  line-height: 1.6;
  font-style: italic;
}

.testimonial-author {
  margin-top: 12px;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted-foreground);
}

.google-badge {
  margin-top: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  color: var(--muted-foreground);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 10px 18px;
}

.google-badge svg {
  width: 15px;
  height: 15px;
}

/* ---------- carousel ---------- */
.carousel {
  margin-top: 32px;
  max-width: 420px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
}

.carousel-viewport {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--card);
  aspect-ratio: 4 / 5;
}

.carousel-track {
  display: flex;
  height: 100%;
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.carousel-slide {
  height: 100%;
  width: 100%;
  flex-shrink: 0;
  position: relative;
}

.carousel-slide img {
  height: 100%;
  width: 100%;
  object-fit: cover;
}

.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  display: grid;
  place-items: center;
  height: 40px;
  width: 40px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--background) 70%, transparent);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  color: var(--foreground);
  transition: background 0.2s ease;
}

.carousel-arrow:hover {
  background: var(--background);
}

.carousel-arrow.prev {
  left: 12px;
}

.carousel-arrow.next {
  right: 12px;
}

.carousel-arrow svg {
  width: 20px;
  height: 20px;
}

.carousel-dots {
  margin-top: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.carousel-dot {
  height: 6px;
  width: 6px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--foreground) 30%, transparent);
  transition: all 0.4s ease;
}

.carousel-dot.active {
  width: 30px;
  background: var(--foreground);
}

/* ---------- FAQ ---------- */
.faq-list {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.faq-item {
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--card);
  padding: 4px 20px;
  transition: border-color 0.3s ease;
}

.faq-item:hover {
  border-color: var(--accent);
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 1.04rem;
}

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

.faq-item summary .plus {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  position: relative;
  color: var(--muted-foreground);
}

.faq-item summary .plus::before,
.faq-item summary .plus::after {
  content: "";
  position: absolute;
  background: currentColor;
  border-radius: 2px;
  transition: transform 0.25s ease;
}

.faq-item summary .plus::before {
  top: 50%;
  left: 0;
  width: 100%;
  height: 1.5px;
  transform: translateY(-50%);
}

.faq-item summary .plus::after {
  left: 50%;
  top: 0;
  width: 1.5px;
  height: 100%;
  transform: translateX(-50%);
}

.faq-item[open] summary .plus::after {
  transform: translateX(-50%) rotate(90deg);
  opacity: 0;
}

.faq-answer {
  padding: 0 0 18px;
  font-size: 0.98rem;
  line-height: 1.65;
  color: var(--muted-foreground);
}

/* ---------- location ---------- */
.location-card {
  margin-top: 32px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--card);
  overflow: hidden;
}

.map-embed {
  width: 100%;
  aspect-ratio: 4 / 3;
  border: 0;
  filter: grayscale(0.4) invert(0.9) contrast(0.9);
}

.location-body {
  padding: 20px;
}

.location-row {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.location-row + .location-row {
  margin-top: 14px;
}

.location-row .icon {
  display: grid;
  place-items: center;
  height: 32px;
  width: 32px;
  flex-shrink: 0;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--accent);
}

.location-row .icon svg {
  width: 14px;
  height: 14px;
}

.location-text-title {
  font-size: 0.98rem;
}

.location-text-sub {
  margin-top: 2px;
  font-size: 0.86rem;
  color: var(--muted-foreground);
  line-height: 1.5;
}

.location-actions {
  margin-top: 18px;
  display: flex;
  gap: 10px;
}

/* ---------- footer ---------- */
footer {
  margin-top: 72px;
  text-align: center;
}

.footer-rule {
  height: 1px;
  width: 48px;
  margin: 0 auto;
  background: var(--border);
}

.footer-nap {
  margin-top: 20px;
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--muted-foreground);
}

.footer-social {
  margin-top: 16px;
  display: flex;
  justify-content: center;
  gap: 16px;
}

.footer-social a {
  display: grid;
  place-items: center;
  height: 36px;
  width: 36px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted-foreground);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.footer-social a:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.footer-social svg {
  width: 15px;
  height: 15px;
}

/* ---------- floating whatsapp ---------- */
.floating-whatsapp {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 40;
  display: grid;
  place-items: center;
  height: 56px;
  width: 56px;
  border-radius: 999px;
  background: var(--whatsapp);
  color: #fff;
  box-shadow: 0 12px 28px -8px rgba(0, 0, 0, 0.35);
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px) scale(0.9);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.floating-whatsapp.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

.floating-whatsapp svg {
  width: 26px;
  height: 26px;
}

/* ==========================================================================
   Tablet / Desktop — seções full-width com fundos intercalados
   ========================================================================== */
@media (min-width: 640px) {
  .container {
    max-width: 600px;
  }

  .block {
    padding: 88px 0;
  }

  .services-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 900px) {
  .container {
    max-width: 860px;
  }

  .block {
    padding: 104px 0;
  }

  .nav-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
  }

  .nav-card {
    flex-direction: column;
    text-align: center;
    gap: 10px;
  }

  .nav-card-arrow {
    display: none;
  }

  .cta-section,
  .hero {
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
  }

  .services-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  }

  .diff-layout {
    grid-template-columns: 1fr 1.2fr;
    gap: 40px;
  }

  .diff-photo {
    aspect-ratio: 3 / 4;
  }

  .testimonials {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
  }

  .google-badge {
    display: inline-flex;
  }

  .faq-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    align-items: start;
  }

  .location-card {
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    align-items: stretch;
  }

  .map-embed {
    height: 100%;
    min-height: 360px;
    aspect-ratio: auto;
  }

  .location-body {
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
}

@media (min-width: 1200px) {
  .container {
    max-width: 1040px;
  }
}