/* ==========================================================================
   LAVIE FISIOTERAPIA & ODONTOLOGIA — Estilo Visual & Design System
   Estética: Arquitetônica, Editorial, Contemporânea e Sofisticada
   ========================================================================== */

:root {
  /* Paleta Oficial */
  --color-dark: #15191B;
  --color-dark-surface: #1C2225;
  --color-offwhite: #F5F2EC;
  --color-sand: #D8CEC0;
  --color-beige-light: #E8E1D7;
  --color-gray: #747878;
  --color-gray-light: #A0A4A4;
  --color-white: #FFFFFF;
  
  /* Gradientes & Transparências */
  --color-border: rgba(21, 25, 27, 0.08);
  --color-border-dark: rgba(245, 242, 236, 0.12);
  --glass-bg: rgba(245, 242, 236, 0.75);
  --glass-border: rgba(21, 25, 27, 0.06);

  /* Tipografia */
  --font-heading: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Efeitos & Animações */
  --transition-fast: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-subtle: 0 10px 30px -10px rgba(21, 25, 27, 0.06);
  --shadow-hover: 0 20px 40px -15px rgba(21, 25, 27, 0.12);

  /* Dimensões */
  --container-max: 1320px;
  --header-height: 90px;
  --radius-sm: 6px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --radius-full: 9999px;
}

/* Base & Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-offwhite);
  color: var(--color-dark);
  line-height: 1.6;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

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

/* Tipografia Utilitária */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.text-micro {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-gray);
}

.text-editorial {
  font-size: clamp(1.05rem, 1.4vw, 1.3rem);
  font-weight: 400;
  color: var(--color-dark);
  opacity: 0.88;
  line-height: 1.7;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: clamp(1.25rem, 4vw, 3rem);
  padding-right: clamp(1.25rem, 4vw, 3rem);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.9rem 1.8rem;
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  border-radius: var(--radius-full);
  transition: var(--transition-fast);
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-dark);
  color: var(--color-offwhite);
  border: 1px solid var(--color-dark);
}

.btn-primary:hover {
  background-color: var(--color-dark-surface);
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(21, 25, 27, 0.25);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-dark);
  border: 1px solid var(--color-dark);
}

.btn-secondary:hover {
  background-color: var(--color-dark);
  color: var(--color-offwhite);
  transform: translateY(-2px);
}

.btn-light {
  background-color: var(--color-offwhite);
  color: var(--color-dark);
  border: 1px solid var(--color-offwhite);
}

.btn-light:hover {
  background-color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(255, 255, 255, 0.2);
}

.btn-hero-light {
  background-color: rgba(245, 242, 236, 0.15);
  color: var(--color-offwhite);
  border: 1px solid rgba(245, 242, 236, 0.3);
  backdrop-filter: blur(8px);
}

.btn-hero-light:hover {
  background-color: var(--color-offwhite);
  color: var(--color-dark);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background-color: #25D366;
  color: #FFFFFF;
  border: 1px solid #25D366;
}

.btn-whatsapp:hover {
  background-color: #20bd5a;
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.3);
}

/* ==========================================================================
   HEADER (Glassmorphism & Fixed)
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  transition: var(--transition-smooth);
}

.site-header.scrolled {
  height: 75px;
  background: rgba(21, 25, 27, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(245, 242, 236, 0.12);
  box-shadow: 0 4px 25px rgba(0, 0, 0, 0.25);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.logo-img {
  height: 42px;
  width: auto;
  object-fit: contain;
  mix-blend-mode: screen;
  transition: var(--transition-fast);
}

.site-header.scrolled .logo-img {
  height: 36px;
  filter: none;
  mix-blend-mode: screen;
}

.footer-logo .logo-img {
  height: 48px;
  mix-blend-mode: screen;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-white);
  opacity: 0.9;
  position: relative;
  padding: 0.4rem 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1.5px;
  background-color: var(--color-white);
  transition: var(--transition-fast);
}

.nav-link:hover {
  opacity: 1;
  color: var(--color-white);
}

.nav-link:hover::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Mobile Menu Toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 26px;
  height: 18px;
  cursor: pointer;
  z-index: 1001;
}

.mobile-toggle span {
  width: 100%;
  height: 2px;
  background-color: var(--color-white);
  transition: var(--transition-fast);
}

.mobile-toggle.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.mobile-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Menu Drawer */
.mobile-menu-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 380px;
  height: 100vh;
  background-color: var(--color-dark);
  color: var(--color-offwhite);
  padding: 6rem 2.5rem 3rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition-smooth);
  z-index: 999;
  box-shadow: -10px 0 40px rgba(0, 0, 0, 0.4);
}

.mobile-menu-drawer.active {
  right: 0;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
}

.mobile-nav-link {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-offwhite);
}

.mobile-menu-footer {
  border-top: 1px solid var(--color-border-dark);
  padding-top: 2rem;
}

.drawer-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(21, 25, 27, 0.5);
  backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-fast);
  z-index: 998;
}

.drawer-backdrop.active {
  opacity: 1;
  visibility: visible;
}

/* ==========================================================================
   HERO SECTION (Estilo Flagship 2 Colunas com Modelo)
   ========================================================================== */
.hero-section {
  position: relative;
  min-height: 95vh;
  padding-top: var(--header-height);
  display: flex;
  align-items: flex-end;
  background-color: var(--color-dark);
  color: var(--color-offwhite);
  overflow: hidden;
}

.hero-bg-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(0.65) contrast(1.05);
  transform: scale(1.03);
  transition: transform 12s ease-out;
}

.hero-section:hover .hero-bg-img {
  transform: scale(1);
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    180deg,
    rgba(21, 25, 27, 0.7) 0%,
    rgba(21, 25, 27, 0.55) 40%,
    rgba(21, 25, 27, 0.92) 100%
  );
  z-index: 2;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: flex-end;
  width: 100%;
  position: relative;
  z-index: 3;
}

.hero-content {
  position: relative;
  z-index: 3;
  padding-top: 3rem;
  padding-bottom: clamp(3rem, 6vw, 5rem);
  max-width: 680px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 1.1rem;
  background: rgba(245, 242, 236, 0.12);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(245, 242, 236, 0.2);
  border-radius: var(--radius-full);
  margin-bottom: 2rem;
  color: var(--color-sand);
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  background-color: var(--color-sand);
  border-radius: 50%;
}

.hero-title {
  font-size: clamp(2.6rem, 5.5vw, 4.8rem);
  font-weight: 800;
  line-height: 1.05;
  margin-bottom: 1.5rem;
  color: var(--color-white);
  letter-spacing: -0.03em;
}

.hero-subtext {
  font-size: clamp(1.05rem, 1.5vw, 1.25rem);
  color: rgba(245, 242, 236, 0.9);
  margin-bottom: 2.8rem;
  max-width: 620px;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  flex-wrap: wrap;
}

.hero-media {
  position: relative;
  z-index: 3;
  display: flex;
  justify-content: center;
  align-items: flex-end;
  height: 100%;
  width: 100%;
}

.hero-img-glow {
  position: absolute;
  bottom: 0;
  width: 85%;
  height: 75%;
  background: radial-gradient(circle, rgba(216, 206, 192, 0.35) 0%, rgba(21, 25, 27, 0) 70%);
  border-radius: 50%;
  z-index: 1;
}

.hero-img {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 540px;
  max-height: 680px;
  height: auto;
  object-fit: contain;
  object-position: bottom;
  display: block;
  margin-bottom: 0;
  transform: scale(1.12);
  transform-origin: bottom center;
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.4));
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-media:hover .hero-img {
  transform: scale(1.16);
}

@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .hero-media {
    display: none;
  }
}

.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: rgba(245, 242, 236, 0.6);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.scroll-mouse {
  width: 22px;
  height: 36px;
  border: 2px solid rgba(245, 242, 236, 0.4);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding-top: 6px;
}

.scroll-wheel {
  width: 3px;
  height: 8px;
  background-color: var(--color-sand);
  border-radius: 2px;
  animation: scrollWheel 2s infinite ease-in-out;
}

@keyframes scrollWheel {
  0% { opacity: 1; transform: translateY(0); }
  100% { opacity: 0; transform: translateY(14px); }
}

/* ==========================================================================
   MARQUEE BANNER
   ========================================================================== */
.marquee-section {
  background-color: var(--color-dark);
  color: var(--color-sand);
  padding: 1.2rem 0;
  overflow: hidden;
  border-top: 1px solid var(--color-border-dark);
  border-bottom: 1px solid var(--color-border-dark);
}

.marquee-track {
  display: flex;
  white-space: nowrap;
  gap: 3rem;
  animation: marquee 35s linear infinite;
}

.marquee-item {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 3rem;
}

.marquee-bullet {
  width: 5px;
  height: 5px;
  background-color: var(--color-sand);
  border-radius: 50%;
  display: inline-block;
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ==========================================================================
   SEÇÃO 02 — A CLÍNICA
   ========================================================================== */
.section-clinica {
  padding: clamp(4rem, 8vw, 8rem) 0;
  background-color: var(--color-offwhite);
  position: relative;
}

.clinica-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: center;
}

.clinica-content-col {
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
}

.clinica-title {
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  color: var(--color-dark);
}

.clinica-paragraphs {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.clinica-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
  margin-top: 1rem;
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-num {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-dark);
  line-height: 1;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--color-gray);
  margin-top: 0.4rem;
  line-height: 1.3;
}

.clinica-visual-col {
  position: relative;
}

.clinica-image-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
}

.clinica-image-card img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.clinica-image-card:hover img {
  transform: scale(1.04);
}

.architect-badge {
  position: absolute;
  bottom: 2rem;
  left: 2rem;
  background: rgba(21, 25, 27, 0.85);
  backdrop-filter: blur(12px);
  color: var(--color-offwhite);
  padding: 1.2rem 1.8rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-dark);
  max-width: 280px;
}

.architect-badge-title {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--color-sand);
}

.architect-badge-desc {
  font-size: 0.78rem;
  color: var(--color-gray-light);
  margin-top: 0.3rem;
  line-height: 1.4;
}

/* ==========================================================================
   SEÇÃO 03 — TRATAMENTOS (Interactive & Filterable)
   ========================================================================== */
.section-tratamentos {
  padding: clamp(4rem, 8vw, 8rem) 0;
  background-color: var(--color-beige-light);
}

.section-header-editorial {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 3.5rem;
}

.section-title-large {
  font-size: clamp(2.2rem, 4.5vw, 3.8rem);
  color: var(--color-dark);
}

.section-subtitle {
  font-size: clamp(1.05rem, 1.5vw, 1.25rem);
  color: var(--color-gray);
  max-width: 650px;
}

/* Filters & Search Toolbar */
.treatments-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.category-tabs {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 0.65rem 1.3rem;
  font-family: var(--font-heading);
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--color-dark);
  background-color: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  transition: var(--transition-fast);
}

.tab-btn:hover {
  background-color: var(--color-white);
  border-color: var(--color-dark);
}

.tab-btn.active {
  background-color: var(--color-dark);
  color: var(--color-offwhite);
  border-color: var(--color-dark);
}

.search-box {
  position: relative;
  width: 100%;
  max-width: 320px;
}

.search-input {
  width: 100%;
  padding: 0.75rem 1.2rem 0.75rem 2.8rem;
  font-family: var(--font-body);
  font-size: 0.875rem;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-dark);
  outline: none;
  transition: var(--transition-fast);
}

.search-input:focus {
  border-color: var(--color-dark);
  box-shadow: 0 0 0 3px rgba(21, 25, 27, 0.08);
}

.search-icon {
  position: absolute;
  left: 1.1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-gray);
  pointer-events: none;
}

/* Treatments Cards Grid */
.treatments-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
  gap: 1.5rem;
}

.treatment-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 240px;
  transition: var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.treatment-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 0;
  background-color: var(--color-dark);
  transition: var(--transition-fast);
}

.treatment-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(21, 25, 27, 0.2);
}

.treatment-card:hover::before {
  height: 100%;
}

.card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.2rem;
}

.card-number {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-gray);
  letter-spacing: 0.1em;
}

.card-category-badge {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.25rem 0.6rem;
  background-color: var(--color-offwhite);
  color: var(--color-dark);
  border-radius: var(--radius-sm);
}

.card-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 0.8rem;
  line-height: 1.3;
}

.card-desc {
  font-size: 0.875rem;
  color: var(--color-gray);
  line-height: 1.55;
}

.no-results {
  grid-column: 1 / -1;
  text-align: center;
  padding: 4rem 2rem;
  color: var(--color-gray);
  font-size: 1.1rem;
}

/* ==========================================================================
   SEÇÃO 04 — TECNOLOGIA / DIFERENCIAIS
   ========================================================================== */
.section-tecnologia {
  padding: clamp(4rem, 8vw, 8rem) 0;
  background-color: var(--color-offwhite);
}

.tech-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 5rem);
  align-items: center;
}

.tech-cards-wrapper {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.tech-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem 1.6rem;
  transition: var(--transition-fast);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.tech-card:hover {
  background-color: var(--color-dark);
  color: var(--color-offwhite);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

/* ==========================================================================
   GALERIA DE AMBIENTES (Fotos Reais)
   ========================================================================== */
.section-ambientes {
  padding: clamp(3rem, 6vw, 6rem) 0;
  background-color: var(--color-offwhite);
  border-top: 1px solid var(--color-border);
}

.ambientes-header {
  margin-bottom: 2.5rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.ambientes-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.ambiente-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  background-color: var(--color-dark);
  aspect-ratio: 3/4;
}

.ambiente-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.ambiente-card:hover .ambiente-img {
  transform: scale(1.06);
}

.ambiente-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 1.5rem 1.2rem 1.2rem;
  background: linear-gradient(0deg, rgba(21, 25, 27, 0.88) 0%, rgba(21, 25, 27, 0) 100%);
  color: var(--color-offwhite);
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.ambiente-title {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-white);
}

.ambiente-desc {
  font-size: 0.78rem;
  color: var(--color-sand);
}

@media (max-width: 1024px) {
  .ambientes-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .ambientes-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   SEÇÃO INVISALIGN® (Destaque Flagship)
   ========================================================================== */
.section-invisalign {
  padding: clamp(4rem, 8vw, 6rem) 0 0 0;
  background: linear-gradient(135deg, #F5F2EC 0%, #E8E1D7 100%);
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.invisalign-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: flex-end;
}

.invisalign-content {
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
  padding-bottom: clamp(4rem, 6vw, 6rem);
}

.invisalign-title {
  font-size: clamp(2.3rem, 4.2vw, 3.5rem);
  color: var(--color-dark);
  line-height: 1.1;
}

.invisalign-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem;
  margin-top: 0.5rem;
}

.invisalign-feature-item {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(8px);
  padding: 1.3rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  transition: var(--transition-fast);
}

.invisalign-feature-item:hover {
  background: var(--color-white);
  transform: translateY(-3px);
  box-shadow: var(--shadow-subtle);
}

.invisalign-feature-title {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-dark);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.invisalign-feature-desc {
  font-size: 0.825rem;
  color: var(--color-gray);
  line-height: 1.5;
}

.invisalign-media {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: flex-end;
  height: 100%;
  width: 100%;
}

.invisalign-img-glow {
  position: absolute;
  bottom: 0;
  width: 90%;
  height: 80%;
  background: radial-gradient(circle, rgba(216, 206, 192, 0.75) 0%, rgba(245, 242, 236, 0) 70%);
  border-radius: 50%;
  z-index: 1;
}

.invisalign-img {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 620px;
  max-height: 780px;
  height: auto;
  object-fit: contain;
  object-position: bottom;
  display: block;
  margin-bottom: 0;
  transform: scale(1.18);
  transform-origin: bottom center;
  filter: drop-shadow(0 25px 45px rgba(21, 25, 27, 0.18));
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.invisalign-media:hover .invisalign-img {
  transform: scale(1.22);
}

@media (max-width: 992px) {
  .invisalign-grid {
    grid-template-columns: 1fr;
  }
  .invisalign-features {
    grid-template-columns: 1fr;
  }
}

.tech-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background-color: var(--color-offwhite);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-dark);
  transition: var(--transition-fast);
}

.tech-card:hover .tech-icon-box {
  background-color: rgba(245, 242, 236, 0.15);
  color: var(--color-sand);
}

.tech-card-title {
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  line-height: 1.35;
}

.tech-card-desc {
  font-size: 0.825rem;
  color: var(--color-gray);
  line-height: 1.5;
  transition: var(--transition-fast);
}

.tech-card:hover .tech-card-desc {
  color: var(--color-gray-light);
}

.tech-media-col {
  position: relative;
}

.tech-media-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  height: 520px;
}

.tech-media-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ==========================================================================
   SEÇÃO 05 — EXPERIÊNCIA / FILOSOFIA (Dark Mode)
   ========================================================================== */
.section-filosofia {
  padding: clamp(5rem, 10vw, 9rem) 0;
  background-color: var(--color-dark);
  color: var(--color-offwhite);
  position: relative;
  overflow: hidden;
}

.filosofia-ambient-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(216, 206, 192, 0.08) 0%, rgba(21, 25, 27, 0) 70%);
  pointer-events: none;
}

.filosofia-content {
  position: relative;
  z-index: 2;
  max-width: 920px;
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.filosofia-quote-mark {
  font-family: var(--font-heading);
  font-size: 5rem;
  line-height: 1;
  color: var(--color-sand);
  opacity: 0.4;
}

.filosofia-quote {
  font-size: clamp(2rem, 4.5vw, 3.8rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--color-offwhite);
  letter-spacing: -0.02em;
}

.filosofia-subtext {
  font-size: clamp(1.1rem, 1.6vw, 1.35rem);
  color: rgba(245, 242, 236, 0.75);
  max-width: 680px;
  line-height: 1.6;
}

/* ==========================================================================
   SEÇÃO 06 — CTA DE CONVERSÃO
   ========================================================================== */
.section-cta {
  padding: clamp(4rem, 8vw, 7rem) 0;
  background-color: var(--color-sand);
  color: var(--color-dark);
  position: relative;
}

.cta-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
  background-color: var(--color-white);
  padding: clamp(2.5rem, 5vw, 4rem);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-subtle);
}

.cta-content {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 600px;
}

.cta-title {
  font-size: clamp(2rem, 3.5vw, 3rem);
}

.cta-desc {
  font-size: 1.1rem;
  color: var(--color-gray);
}

/* ==========================================================================
   SEÇÃO 07 — CONTATO & LOCALIZAÇÃO
   ========================================================================== */
.section-contato {
  padding: clamp(4rem, 8vw, 8rem) 0;
  background-color: var(--color-offwhite);
}

.contato-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 5rem);
}

.contato-info-col {
  display: flex;
  flex-direction: column;
  gap: 2.2rem;
}

.contato-card-group {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

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

.info-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--color-beige-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-dark);
  flex-shrink: 0;
}

.info-details-title {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-gray);
  margin-bottom: 0.3rem;
}

.info-details-content {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-dark);
  line-height: 1.5;
}

.contato-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.contato-media-col {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
}

.location-map-card {
  position: relative;
  height: 380px;
  width: 100%;
}

.location-map-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.map-overlay-card {
  padding: 1.8rem;
  background-color: var(--color-dark);
  color: var(--color-offwhite);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.map-address-city {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
}

.map-address-street {
  font-size: 0.85rem;
  color: var(--color-gray-light);
  margin-top: 0.2rem;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background-color: var(--color-dark);
  color: var(--color-offwhite);
  padding: 5rem 0 3rem;
  border-top: 1px solid var(--color-border-dark);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 4rem;
  padding-bottom: 4rem;
  border-bottom: 1px solid var(--color-border-dark);
}

.footer-brand-col {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  max-width: 400px;
}

.footer-logo {
  color: var(--color-offwhite);
}

.footer-desc {
  font-size: 0.9rem;
  color: var(--color-gray-light);
  line-height: 1.6;
}

.footer-links-title {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-sand);
  margin-bottom: 1.5rem;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.footer-link {
  font-size: 0.9rem;
  color: rgba(245, 242, 236, 0.75);
  transition: var(--transition-fast);
}

.footer-link:hover {
  color: var(--color-offwhite);
  transform: translateX(4px);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  font-size: 0.825rem;
  color: var(--color-gray-light);
  flex-wrap: wrap;
  gap: 1rem;
}

/* ==========================================================================
   ANIMAÇÕES DE SCROLL (Reveal JS)
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active, .reveal-left.active, .reveal-right.active {
  opacity: 1;
  transform: translate(0, 0);
}

/* ==========================================================================
   RESPONSIVIDADE (Desktop, Tablet, Mobile)
   ========================================================================== */
@media (max-width: 1024px) {
  .clinica-grid, .tech-grid, .contato-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .tech-cards-wrapper {
    grid-template-columns: repeat(2, 1fr);
  }

  .cta-box {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 75px;
  }

  .main-nav, .header-actions .btn-primary {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .tech-cards-wrapper {
    grid-template-columns: 1fr;
  }

  .clinica-stats {
    grid-template-columns: 1fr;
    gap: 1.2rem;
  }

  .treatments-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .search-box {
    max-width: 100%;
  }

  .category-tabs {
    overflow-x: auto;
    padding-bottom: 0.5rem;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}