/* ==========================================================================
   DR. MARCOS CÉSAR — MÉDICO HEMATOLOGISTA
   Design System & Master Stylesheet
   Version: 1.0
   ========================================================================== */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;0,700;1,400;1,600&family=Montserrat:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&family=Playfair+Display:ital,wght@0,500;0,600;0,700;1,400&display=swap');

/* --- Custom Properties / Design Tokens --- */
:root {
  /* Brand Palette */
  --color-wine-main: #780500;
  --color-wine-deep: #4A110D;
  --color-wine-secondary: #892F29;
  --color-wine-light: #9B3932;
  --color-wine-soft: rgba(120, 5, 0, 0.08);
  --color-wine-glow: rgba(120, 5, 0, 0.25);
  
  --color-beige-sophisticated: #EDE3D6;
  --color-beige-light: #F6F1EA;
  --color-beige-hover: #E3D6C5;
  --color-beige-subtle: rgba(237, 227, 214, 0.45);
  
  --color-off-white: #FAF7F3;
  --color-white: #FFFFFF;
  
  --color-text-dark: #332521;
  --color-text-body: #4F4340;
  --color-text-muted: #7A6C67;
  --color-text-light: #FAF7F3;
  
  --color-border: #E8DDD2;
  --color-border-subtle: rgba(232, 221, 210, 0.6);
  --color-border-wine: rgba(120, 5, 0, 0.15);

  --color-whatsapp: #25D366;
  --color-whatsapp-dark: #1EBE5D;

  /* Typography */
  --font-serif: 'Cormorant Garamond', 'Playfair Display', Georgia, serif;
  --font-serif-display: 'Playfair Display', Georgia, serif;
  --font-sans: 'Montserrat', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  /* Spacing */
  --section-padding-y: clamp(4.5rem, 8vw, 7.5rem);
  --container-max-width: 1240px;
  --container-padding-x: clamp(1.25rem, 4vw, 2.5rem);

  /* Elevation & Shadows */
  --shadow-sm: 0 2px 8px rgba(51, 37, 33, 0.04);
  --shadow-md: 0 8px 24px rgba(51, 37, 33, 0.08);
  --shadow-lg: 0 16px 36px rgba(51, 37, 33, 0.12);
  --shadow-wine: 0 12px 28px rgba(74, 17, 13, 0.28);
  --shadow-glow: 0 0 30px rgba(120, 5, 0, 0.15);

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);

  /* Radii */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  /* Header Height */
  --header-height: 84px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 12px);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text-body);
  background-color: var(--color-off-white);
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
  position: relative;
}

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

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

button, input, select, textarea {
  font: inherit;
  color: inherit;
  border: none;
  outline: none;
}

button {
  cursor: pointer;
  background: none;
}

ul, ol {
  list-style: none;
}

/* Accessibility Focus */
:focus-visible {
  outline: 2px solid var(--color-wine-main);
  outline-offset: 3px;
}

/* --- Layout & Container --- */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding-x);
  padding-right: var(--container-padding-x);
}

.section {
  position: relative;
  padding-top: var(--section-padding-y);
  padding-bottom: var(--section-padding-y);
}

/* Section Background Variations */
.section-white {
  background-color: var(--color-white);
}

.section-beige {
  background-color: var(--color-beige-light);
}

.section-offwhite {
  background-color: var(--color-off-white);
}

.section-wine-deep {
  background-color: var(--color-wine-deep);
  color: var(--color-white);
}

/* --- Section Headers --- */
.section-header {
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-header.text-center {
  text-align: center;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-wine-main);
  background: var(--color-beige-subtle);
  border: 1px solid var(--color-border);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  margin-bottom: 1.25rem;
}

.badge-tag::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-wine-main);
}

.badge-tag-light {
  color: var(--color-beige-sophisticated);
  background: rgba(237, 227, 214, 0.12);
  border-color: rgba(237, 227, 214, 0.25);
}

.badge-tag-light::before {
  background-color: var(--color-beige-sophisticated);
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2.1rem, 4vw, 3.25rem);
  font-weight: 600;
  line-height: 1.18;
  color: var(--color-text-dark);
  margin-bottom: 1.15rem;
  letter-spacing: -0.01em;
}

.section-wine-deep .section-title {
  color: var(--color-white);
}

.section-subtitle {
  font-size: clamp(1rem, 1.3vw, 1.15rem);
  color: var(--color-text-muted);
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

.section-wine-deep .section-subtitle {
  color: rgba(250, 247, 243, 0.85);
}

/* Subtle decorative divider */
.section-divider {
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-wine-main), transparent);
  margin: 1.25rem 0;
}

.section-divider.centered {
  margin-left: auto;
  margin-right: auto;
  background: linear-gradient(90deg, transparent, var(--color-wine-main), transparent);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  font-family: var(--font-sans);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.4px;
  padding: 0.95rem 1.85rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-normal);
  text-align: center;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background-color: var(--color-wine-main);
  color: var(--color-white);
  box-shadow: 0 4px 16px rgba(120, 5, 0, 0.25);
  border: 1px solid var(--color-wine-main);
}

.btn-primary:hover {
  background-color: var(--color-wine-deep);
  border-color: var(--color-wine-deep);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(74, 17, 13, 0.35);
  color: var(--color-white);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-wine-main);
  border: 1.5px solid var(--color-wine-main);
}

.btn-secondary:hover {
  background-color: var(--color-wine-soft);
  color: var(--color-wine-deep);
  transform: translateY(-2px);
}

.btn-light {
  background-color: var(--color-beige-sophisticated);
  color: var(--color-wine-deep);
  border: 1px solid var(--color-beige-sophisticated);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.btn-light:hover {
  background-color: var(--color-white);
  border-color: var(--color-white);
  color: var(--color-wine-main);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background-color: var(--color-whatsapp);
  color: var(--color-white);
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.3);
  border: 1px solid var(--color-whatsapp);
}

.btn-whatsapp:hover {
  background-color: var(--color-whatsapp-dark);
  border-color: var(--color-whatsapp-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  color: var(--color-white);
}

.btn-outline-white {
  background: transparent;
  color: var(--color-white);
  border: 1.5px solid rgba(255, 255, 255, 0.4);
}

.btn-outline-white:hover {
  border-color: var(--color-white);
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
  color: var(--color-white);
}

.btn-icon {
  width: 18px;
  height: 18px;
  fill: currentColor;
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.btn:hover .btn-icon {
  transform: translateX(3px);
}

/* --- Header / Navigation --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background: rgba(250, 247, 243, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  transition: all var(--transition-normal);
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.96);
  height: 74px;
  box-shadow: 0 4px 20px rgba(51, 37, 33, 0.08);
}

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

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
}

.brand-logo-wrapper {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
}

.brand-crest {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.brand-crest svg {
  width: 100%;
  height: 100%;
  display: block;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand-name {
  font-family: var(--font-serif);
  font-size: 1.32rem;
  font-weight: 700;
  color: var(--color-text-dark);
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.brand-tag {
  font-family: var(--font-sans);
  font-size: 0.62rem;
  font-weight: 600;
  color: var(--color-wine-main);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-top: 3px;
  white-space: nowrap;
}

.brand-creds {
  font-family: var(--font-sans);
  font-size: 0.58rem;
  font-weight: 500;
  color: var(--color-text-muted);
  letter-spacing: 0.5px;
  margin-top: 1px;
  white-space: nowrap;
}

/* Footer Light Variation */
.brand-text-light .brand-name {
  color: var(--color-white);
}

.brand-text-light .brand-tag {
  color: var(--color-beige-sophisticated);
}

.brand-text-light .brand-creds {
  color: rgba(250, 247, 243, 0.7);
}

.brand-logo-img {
  height: 48px;
  width: auto;
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--color-text-dark);
  position: relative;
  padding: 0.35rem 0;
  letter-spacing: 0.2px;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-wine-main);
  transition: width var(--transition-normal);
  border-radius: var(--radius-full);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-wine-main);
}

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

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

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: var(--color-beige-subtle);
  border: 1px solid var(--color-border);
  padding: 8px;
}

.toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-text-dark);
  border-radius: 2px;
  transition: all var(--transition-normal);
}

.mobile-menu-toggle.open .toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.mobile-menu-toggle.open .toggle-bar:nth-child(2) {
  opacity: 0;
}
.mobile-menu-toggle.open .toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Nav Drawer */
.mobile-nav-drawer {
  position: fixed;
  top: var(--header-height);
  left: 0;
  width: 100%;
  height: calc(100vh - var(--header-height));
  background: rgba(250, 247, 243, 0.98);
  backdrop-filter: blur(18px);
  display: flex;
  flex-direction: column;
  padding: 2.5rem var(--container-padding-x);
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  z-index: 999;
  overflow-y: auto;
  border-top: 1px solid var(--color-border);
}

.mobile-nav-drawer.open {
  transform: translateX(0);
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: 1.35rem;
  margin-bottom: 2.5rem;
}

.mobile-nav-link {
  font-family: var(--font-serif);
  font-size: 1.55rem;
  font-weight: 600;
  color: var(--color-text-dark);
  display: inline-block;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--color-border-subtle);
}

.mobile-nav-link.active,
.mobile-nav-link:hover {
  color: var(--color-wine-main);
}

.mobile-drawer-contact {
  margin-top: auto;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* --- Hero Section --- */
.hero-section {
  position: relative;
  min-height: 100vh;
  padding-top: calc(var(--header-height) + 3.5rem);
  padding-bottom: 5rem;
  display: flex;
  align-items: center;
  background-color: var(--color-off-white);
  overflow: hidden;
}

.hero-bg-accent {
  position: absolute;
  top: -15%;
  right: -10%;
  width: 60vw;
  height: 60vw;
  max-width: 800px;
  max-height: 800px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(120, 5, 0, 0.06) 0%, rgba(237, 227, 214, 0.25) 50%, transparent 70%);
  filter: blur(40px);
  pointer-events: none;
  z-index: 0;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: clamp(2rem, 5vw, 4.5rem);
}

.hero-content {
  display: flex;
  flex-direction: column;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 4.5vw, 3.85rem);
  font-weight: 600;
  line-height: 1.15;
  color: var(--color-text-dark);
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.hero-title span.highlight-wine {
  color: var(--color-wine-main);
  position: relative;
  display: inline-block;
}

.hero-lead {
  font-size: clamp(1.08rem, 1.4vw, 1.25rem);
  font-weight: 400;
  line-height: 1.68;
  color: var(--color-text-body);
  margin-bottom: 1.25rem;
}

.hero-description {
  font-size: 0.98rem;
  line-height: 1.72;
  color: var(--color-text-muted);
  margin-bottom: 2.25rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.1rem;
  margin-bottom: 3rem;
}

/* Hero Pillars / Complementary Badges */
.hero-pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  padding-top: 1.85rem;
  border-top: 1px solid var(--color-border);
}

.pillar-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.pillar-icon-box {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background-color: var(--color-beige-sophisticated);
  color: var(--color-wine-main);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.pillar-text {
  font-size: 0.82rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--color-text-dark);
}

/* Hero Visual Card */
.hero-visual-wrapper {
  position: relative;
}

.hero-visual-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg), var(--shadow-wine);
  border: 1px solid var(--color-border);
  aspect-ratio: 4/5;
  background-color: var(--color-wine-deep);
}

.hero-visual-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.hero-visual-card:hover .hero-visual-img {
  transform: scale(1.03);
}

.hero-visual-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(74, 17, 13, 0.1) 0%, rgba(74, 17, 13, 0.75) 85%, rgba(74, 17, 13, 0.95) 100%);
  pointer-events: none;
}

.hero-card-floating-badge {
  position: absolute;
  bottom: 1.75rem;
  left: 1.75rem;
  right: 1.75rem;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 1.15rem 1.35rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(237, 227, 214, 0.8);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.floating-badge-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-wine-main), var(--color-wine-deep));
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.floating-badge-title {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text-dark);
  line-height: 1.25;
}

.floating-badge-sub {
  font-size: 0.76rem;
  color: var(--color-wine-main);
  font-weight: 600;
  letter-spacing: 0.5px;
}

/* Secondary Floating Pin */
.hero-floating-pill {
  position: absolute;
  top: 1.5rem;
  right: 1.25rem;
  background: var(--color-wine-main);
  color: var(--color-white);
  padding: 0.55rem 1.15rem;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-wine);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid rgba(255, 255, 255, 0.25);
  animation: floatPin 4s ease-in-out infinite;
  max-width: calc(100% - 2.5rem);
}

@keyframes floatPin {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

/* --- Section 3: Sobre o Médico --- */
.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: center;
  gap: clamp(2.5rem, 5vw, 5rem);
}

.about-image-wrapper {
  position: relative;
}

.about-image-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 4px solid var(--color-white);
  aspect-ratio: 4/5;
  background-color: var(--color-beige-sophisticated);
}

.about-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-decorative-frame {
  position: absolute;
  top: -14px;
  left: -14px;
  width: 100%;
  height: 100%;
  border: 2px solid var(--color-wine-main);
  border-radius: var(--radius-lg);
  opacity: 0.35;
  pointer-events: none;
  z-index: 0;
}

.about-experience-badge {
  position: absolute;
  bottom: -1.25rem;
  right: 1.5rem;
  background: var(--color-wine-deep);
  color: var(--color-white);
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-wine);
  border: 1px solid rgba(237, 227, 214, 0.25);
  text-align: center;
}

.about-badge-crm {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: var(--color-beige-sophisticated);
}

.about-badge-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: rgba(250, 247, 243, 0.8);
}

.about-lead-title {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 2.2vw, 1.85rem);
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-wine-main);
  margin-bottom: 1.35rem;
}

.about-paragraphs {
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
  color: var(--color-text-body);
  font-size: 0.98rem;
  line-height: 1.75;
  margin-bottom: 2rem;
}

.doctor-credentials-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  padding: 1.25rem 1.5rem;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 2rem;
}

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

.credential-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
  color: var(--color-text-muted);
}

.credential-value {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-wine-main);
}

/* --- Section 4: O Que é Hematologia? --- */
.hematology-overview {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
  margin-bottom: 4rem;
}

.hematology-text {
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
  font-size: 1.02rem;
  line-height: 1.75;
  color: var(--color-text-body);
}

.hematology-feature-box {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  aspect-ratio: 1/1;
  max-width: 460px;
  margin: 0 auto;
}

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

.hematology-components-heading {
  text-align: center;
  margin-bottom: 2.5rem;
}

.hematology-components-heading h3 {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 600;
  color: var(--color-text-dark);
}

/* 4 Component Cards */
.components-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-bottom: 3.5rem;
}

.component-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.component-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-wine-main), var(--color-wine-secondary));
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.component-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border-wine);
}

.component-card:hover::before {
  opacity: 1;
}

.component-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background-color: var(--color-beige-light);
  color: var(--color-wine-main);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  transition: background-color var(--transition-fast);
}

.component-card:hover .component-icon-wrap {
  background-color: var(--color-wine-main);
  color: var(--color-white);
}

.component-title {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--color-text-dark);
  margin-bottom: 0.75rem;
}

.component-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* --- Section 5: Áreas de Atuação --- */
.areas-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
  margin-bottom: 3.5rem;
}

.area-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2.25rem 2rem;
  transition: all var(--transition-normal);
  position: relative;
  display: flex;
  flex-direction: column;
}

.area-card.featured {
  border-color: var(--color-wine-main);
  background: linear-gradient(180deg, #FFFFFF 0%, var(--color-beige-light) 100%);
  box-shadow: var(--shadow-md);
}

.area-card-badge {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-wine-main);
  background: var(--color-wine-soft);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
}

.area-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-wine-main);
}

.area-number {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-beige-sophisticated);
  margin-bottom: 0.5rem;
  line-height: 1;
}

.area-title {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 600;
  color: var(--color-text-dark);
  margin-bottom: 0.85rem;
  line-height: 1.3;
}

.area-desc {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.68;
}

/* --- Section 6: Quando Procurar um Hematologista? --- */
.when-to-seek-container {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: clamp(2.5rem, 5vw, 4.5rem);
  align-items: center;
}

.when-info-box {
  display: flex;
  flex-direction: column;
}

.when-lead-text {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--color-text-body);
  margin-bottom: 1.75rem;
}

.when-callout-card {
  background-color: var(--color-beige-light);
  border-left: 4px solid var(--color-wine-main);
  padding: 1.5rem 1.75rem;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-bottom: 2rem;
}

.when-callout-card p {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-style: italic;
  font-weight: 600;
  color: var(--color-wine-deep);
  line-height: 1.5;
}

.signs-checklist-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
}

.sign-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--color-white);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.sign-item:hover {
  border-color: var(--color-wine-main);
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
}

.sign-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: var(--color-wine-soft);
  color: var(--color-wine-main);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.sign-text {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--color-text-dark);
}

.signs-disclaimer {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  font-style: italic;
  margin-top: 1.25rem;
  line-height: 1.5;
}

/* --- Section 7: Exames e Investigação --- */
.exams-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
  margin-bottom: 2.75rem;
}

.exam-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2.25rem 1.75rem;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.exam-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-wine-main);
}

.exam-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.15rem;
}

.exam-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background-color: var(--color-wine-soft);
  color: var(--color-wine-main);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.exam-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--color-text-dark);
  line-height: 1.25;
}

.exam-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

.exams-note {
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
  padding: 1.25rem 2rem;
  background: var(--color-beige-subtle);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* --- Section 8: Diferenciais do Atendimento --- */
.differentials-wrapper {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  align-items: center;
  gap: clamp(2.5rem, 5vw, 4.5rem);
}

.differentials-visual-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  aspect-ratio: 4/3;
}

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

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

.differential-card {
  background: var(--color-white);
  padding: 1.85rem 1.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.differential-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-wine-main);
}

.differential-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background-color: var(--color-beige-light);
  color: var(--color-wine-main);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.differential-title {
  font-family: var(--font-serif);
  font-size: 1.28rem;
  font-weight: 600;
  color: var(--color-text-dark);
  margin-bottom: 0.6rem;
}

.differential-desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* --- Section 9: Seção Institucional de Destaque --- */
.institutional-highlight-section {
  position: relative;
  background-color: var(--color-wine-deep);
  color: var(--color-white);
  padding: clamp(5.5rem, 9vw, 8.5rem) 0;
  overflow: hidden;
  text-align: center;
}

.watermark-monogram {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 580px;
  height: 580px;
  pointer-events: none;
  opacity: 0.14;
  z-index: 0;
}

.institutional-highlight-container {
  position: relative;
  z-index: 1;
  max-width: 860px;
  margin: 0 auto;
}

.institutional-title {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 4.5vw, 3.8rem);
  font-weight: 600;
  color: var(--color-white);
  line-height: 1.18;
  margin-bottom: 1.75rem;
}

.institutional-text {
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
  line-height: 1.8;
  color: rgba(250, 247, 243, 0.9);
  margin-bottom: 2.75rem;
}

/* --- Section 10: Dúvidas Frequentes (FAQ) --- */
.faq-container {
  max-width: 840px;
  margin: 0 auto;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.faq-item.active {
  border-color: var(--color-wine-main);
  box-shadow: var(--shadow-md);
}

.faq-question-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  padding: 1.5rem 1.75rem;
  text-align: left;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-dark);
  transition: color var(--transition-fast);
}

.faq-item.active .faq-question-btn {
  color: var(--color-wine-main);
}

.faq-toggle-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-beige-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-wine-main);
  flex-shrink: 0;
  transition: transform var(--transition-normal), background-color var(--transition-fast);
}

.faq-item.active .faq-toggle-icon {
  transform: rotate(180deg);
  background: var(--color-wine-main);
  color: var(--color-white);
}

.faq-answer-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 1.75rem;
}

.faq-item.active .faq-answer-panel {
  max-height: 300px;
  padding-bottom: 1.5rem;
}

.faq-answer-text {
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--color-text-body);
}

/* --- Section 11: Contato e Localização --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(2.5rem, 5vw, 4.5rem);
  align-items: start;
}

.contact-cards-column {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-doctor-summary-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

.doctor-badge-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.doctor-avatar-circle {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--color-wine-main);
}

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

.doctor-name-title {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 600;
  color: var(--color-text-dark);
}

.doctor-specialty-sub {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-wine-main);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.doctor-crm-tag {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* Contact Info Items */
.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.contact-icon-box {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background-color: var(--color-wine-soft);
  color: var(--color-wine-main);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: 0.2rem;
}

.contact-value {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text-dark);
}

.contact-actions-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.5rem;
}

/* Interactive Direct Message Form Card */
.contact-form-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2.25rem;
  box-shadow: var(--shadow-md);
}

.contact-form-title {
  font-family: var(--font-serif);
  font-size: 1.55rem;
  font-weight: 600;
  color: var(--color-text-dark);
  margin-bottom: 0.5rem;
}

.contact-form-sub {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  margin-bottom: 1.75rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-text-dark);
  margin-bottom: 0.45rem;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  background: var(--color-off-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--color-text-dark);
  transition: all var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  background: var(--color-white);
  border-color: var(--color-wine-main);
  box-shadow: 0 0 0 3px var(--color-wine-soft);
}

/* Map Card */
.map-embed-wrapper {
  margin-top: 1.5rem;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  height: 280px;
}

.map-embed-iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* --- Section 12: Rodapé (Footer) --- */
.site-footer {
  background-color: var(--color-wine-deep);
  color: var(--color-white);
  padding-top: 4.5rem;
  padding-bottom: 2.5rem;
  border-top: 1px solid rgba(237, 227, 214, 0.15);
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 1fr;
  gap: 3.5rem;
  padding-bottom: 3.5rem;
  border-bottom: 1px solid rgba(237, 227, 214, 0.15);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.footer-logo-img {
  height: 52px;
  width: auto;
  align-self: flex-start;
}

.footer-tagline {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-style: italic;
  color: var(--color-beige-sophisticated);
}

.footer-doctor-info {
  font-size: 0.85rem;
  color: rgba(250, 247, 243, 0.75);
  line-height: 1.6;
}

.footer-links-col h4,
.footer-contact-col h4 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 1.25rem;
}

.footer-nav-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-nav-link {
  font-size: 0.88rem;
  color: rgba(250, 247, 243, 0.8);
  transition: color var(--transition-fast);
}

.footer-nav-link:hover {
  color: var(--color-beige-sophisticated);
  padding-left: 4px;
}

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  font-size: 0.88rem;
  color: rgba(250, 247, 243, 0.8);
}

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.footer-bottom {
  padding-top: 2.25rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  text-align: center;
  font-size: 0.78rem;
  color: rgba(250, 247, 243, 0.65);
}

.footer-ethics-disclaimer {
  max-width: 860px;
  margin: 0 auto;
  line-height: 1.6;
}

/* --- Floating WhatsApp Widget --- */
.floating-whatsapp-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: var(--color-whatsapp);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45);
  z-index: 990;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.floating-whatsapp-btn:hover {
  transform: scale(1.08);
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.6);
  color: var(--color-white);
}

.floating-whatsapp-badge {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 14px;
  height: 14px;
  background-color: #FF3B30;
  border: 2px solid var(--color-white);
  border-radius: 50%;
  animation: pulseBadge 2s infinite;
}

@keyframes pulseBadge {
  0% { transform: scale(0.95); opacity: 1; }
  50% { transform: scale(1.2); opacity: 0.8; }
  100% { transform: scale(0.95); opacity: 1; }
}

/* Back to Top Button */
.back-to-top-btn {
  position: fixed;
  bottom: 2rem;
  left: 2rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-border);
  color: var(--color-text-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  z-index: 900;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
}

.back-to-top-btn.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top-btn:hover {
  background: var(--color-wine-main);
  color: var(--color-white);
  border-color: var(--color-wine-main);
  transform: translateY(-3px);
}

/* --- Toast Notification Feedback --- */
.toast-container {
  position: fixed;
  top: 100px;
  right: 2rem;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}

.toast {
  background: var(--color-text-dark);
  color: var(--color-white);
  padding: 0.85rem 1.4rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  animation: slideToast 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  pointer-events: auto;
  border-left: 4px solid var(--color-wine-main);
}

@keyframes slideToast {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* --- Entrance Animation Classes --- */
.reveal-fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-fade-up.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Delay modifiers */
.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }
.delay-400 { transition-delay: 0.4s; }

/* --- Responsive Media Queries --- */
@media (max-width: 1100px) {
  .areas-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .exams-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .components-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-top-grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer-brand {
    grid-column: span 2;
  }
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-content {
    align-items: center;
  }
  .hero-actions {
    justify-content: center;
  }
  .hero-visual-card {
    max-width: 480px;
    width: 100%;
    margin: 0 auto;
    aspect-ratio: 1/1;
  }
  .hero-floating-pill {
    right: 1rem;
    top: 1rem;
  }
  
  .about-grid {
    grid-template-columns: 1fr;
  }
  .about-image-card {
    max-width: 440px;
    width: 100%;
    margin: 0 auto;
  }
  
  .hematology-overview {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hematology-text {
    align-items: center;
  }
  
  .when-to-seek-container {
    grid-template-columns: 1fr;
  }
  
  .differentials-wrapper {
    grid-template-columns: 1fr;
  }
  .differentials-visual-card {
    max-width: 480px;
    width: 100%;
    margin: 0 auto;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .nav-desktop,
  .header-cta .btn {
    display: none;
  }
  .mobile-menu-toggle {
    display: flex;
  }
}

@media (max-width: 768px) {
  .about-decorative-frame {
    display: none;
  }
  .watermark-monogram {
    width: 280px;
    height: 280px;
    max-width: 80vw;
    max-height: 80vw;
  }
}

@media (max-width: 640px) {
  :root {
    --header-height: 70px;
    --container-padding-x: 1rem;
    --section-padding-y: 3.5rem;
  }

  .site-header {
    height: 70px;
  }

  .header-container {
    padding-left: 0.85rem;
    padding-right: 0.85rem;
  }

  .brand-logo-wrapper {
    gap: 0.55rem;
    max-width: calc(100vw - 72px);
  }

  .brand-crest {
    width: 38px;
    height: 38px;
  }

  .brand-name {
    font-size: 1.1rem;
  }

  .brand-tag {
    font-size: 0.54rem;
    letter-spacing: 1.2px;
  }

  .brand-creds {
    display: none;
  }

  .hero-section {
    padding-top: calc(var(--header-height) + 1.75rem);
    padding-bottom: 3.5rem;
  }

  .hero-bg-accent {
    display: none;
  }

  .hero-title {
    font-size: 2.1rem;
    line-height: 1.2;
  }

  .hero-pillars-grid {
    grid-template-columns: 1fr;
    text-align: left;
    gap: 0.85rem;
  }

  .hero-floating-pill {
    top: 0.65rem;
    right: 0.65rem;
    font-size: 0.7rem;
    padding: 0.35rem 0.75rem;
    max-width: calc(100% - 1.3rem);
  }

  .hero-card-floating-badge {
    left: 0.65rem;
    right: 0.65rem;
    bottom: 0.65rem;
    padding: 0.75rem;
    gap: 0.65rem;
  }

  .floating-badge-icon {
    width: 36px;
    height: 36px;
  }

  .floating-badge-title {
    font-size: 0.92rem;
  }

  .floating-badge-sub {
    font-size: 0.7rem;
  }

  .about-experience-badge {
    position: static;
    margin: 1.25rem auto 0 auto;
    width: 100%;
    max-width: 300px;
    display: block;
  }

  .doctor-credentials-strip {
    flex-direction: column;
    gap: 0.85rem;
    padding: 1rem;
  }

  .areas-grid,
  .exams-grid,
  .components-grid,
  .differentials-grid {
    grid-template-columns: 1fr;
    gap: 1.15rem;
  }

  .area-card,
  .exam-card,
  .component-card,
  .differential-card {
    padding: 1.5rem 1.25rem;
  }

  .when-callout-card {
    padding: 1.15rem 1.25rem;
  }

  .sign-item {
    padding: 0.85rem 1rem;
  }

  .institutional-highlight-section {
    padding: 4rem 1rem;
  }

  .institutional-title {
    font-size: 2.1rem;
  }

  .faq-question-btn {
    padding: 1.15rem 1.15rem;
    font-size: 1.1rem;
    gap: 0.75rem;
  }

  .faq-answer-panel {
    padding: 0 1.15rem;
  }

  .faq-item.active .faq-answer-panel {
    padding-bottom: 1.15rem;
  }

  .contact-doctor-summary-card {
    padding: 1.35rem 1.15rem;
  }

  .contact-info-item {
    gap: 0.75rem;
    min-width: 0;
  }

  .contact-info-item > div {
    min-width: 0;
  }

  .contact-value {
    word-break: break-all;
    overflow-wrap: anywhere;
  }

  .contact-form-card {
    padding: 1.5rem 1.15rem;
  }

  .footer-top-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-brand {
    grid-column: span 1;
  }

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

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

  .contact-actions-bar {
    flex-direction: column;
  }

  .contact-actions-bar .btn {
    width: 100%;
  }

  .floating-whatsapp-btn {
    bottom: 1.15rem;
    right: 1.15rem;
    width: 52px;
    height: 52px;
  }

  .back-to-top-btn {
    bottom: 1.15rem;
    left: 1.15rem;
    width: 40px;
    height: 40px;
  }

  .toast-container {
    right: 0.75rem;
    left: 0.75rem;
    max-width: calc(100% - 1.5rem);
  }
}

@media (max-width: 380px) {
  .brand-name {
    font-size: 0.98rem;
  }
  .brand-tag {
    font-size: 0.48rem;
    letter-spacing: 0.8px;
  }
  .hero-title {
    font-size: 1.85rem;
  }
}