/* ================================================================
   DR. LUCAS — SITE MÉDICO | DESIGN SYSTEM
   ================================================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600;9..144,700&family=Source+Sans+3:wght@300;400;500;600;700&display=swap');

/* --- CSS Custom Properties (Design Tokens) --- */
:root {
  /* Palette (Lovable Prototype matching) */
  --clr-primary: hsl(201, 94%, 32%); /* #0561A0 */
  --clr-primary-dark: hsl(201, 94%, 22%);
  --clr-primary-light: hsl(201, 94%, 85%);
  --clr-primary-bg: hsl(201, 94%, 96%); /* very soft blue */
  --clr-accent: hsl(160, 84%, 39%); /* #10B77C */
  --clr-accent-light: hsl(160, 84%, 49%);
  --clr-accent-bg: hsl(160, 84%, 94%); /* softer green */

  --clr-bg: hsl(210, 40%, 98%); /* Base background #FAFCFF */
  --clr-surface: hsl(0, 0%, 100%);
  --clr-surface-alt: hsl(210, 40%, 96%);
  --clr-text: hsl(222, 47%, 11%); /* Dark slate #0F172A */
  --clr-text-secondary: hsl(215, 16%, 47%); /* Muted #64748B */
  --clr-text-light: hsl(215, 20%, 65%);
  --clr-border: hsl(214, 32%, 91%);

  --clr-hero-gradient-start: hsl(210, 40%, 98%);
  --clr-hero-gradient-end: hsl(210, 40%, 94%);

  /* Typography */
  --font-family: 'Source Sans 3', system-ui, sans-serif;
  --font-display: 'Fraunces', Georgia, serif;
  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: 1.25rem;
  --fs-xl: 1.5rem;
  --fs-2xl: 2rem;
  --fs-3xl: 2.5rem;
  --fs-4xl: 3rem;

  /* Spacing */
  --sp-xs: 0.25rem;
  --sp-sm: 0.5rem;
  --sp-md: 1rem;
  --sp-lg: 1.5rem;
  --sp-xl: 2rem;
  --sp-2xl: 3rem;
  --sp-3xl: 4rem;
  --sp-4xl: 6rem;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.1);
  --shadow-xl: 0 16px 48px rgba(0,0,0,0.12);
  --shadow-glow: 0 0 30px rgba(21,101,192,0.15);

  /* Transition */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Layout */
  --max-width: 1200px;
  --header-height: 72px;
}

/* --- DARK MODE --- */
[data-theme="dark"] {
  --clr-primary: #42A5F5;
  --clr-primary-dark: #90CAF9;
  --clr-primary-light: #64B5F6;
  --clr-primary-bg: rgba(21,101,192,0.15);
  --clr-accent: #66BB6A;
  --clr-accent-light: #81C784;
  --clr-accent-bg: rgba(46,125,50,0.15);

  --clr-bg: #0F172A;
  --clr-surface: #1E293B;
  --clr-surface-alt: #1A2332;
  --clr-text: #E2E8F0;
  --clr-text-secondary: #94A3B8;
  --clr-text-light: #64748B;
  --clr-border: #334155;

  --clr-hero-gradient-start: #0B1121;
  --clr-hero-gradient-end: #0F172A;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.2);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.3);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.35);
  --shadow-xl: 0 16px 48px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 30px rgba(66,165,245,0.15);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  font-size: var(--fs-base);
  line-height: 1.7;
  color: var(--clr-text);
  background-color: var(--clr-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

a:hover {
  color: var(--clr-primary-dark);
}

ul, ol {
  list-style: none;
}

/* --- Utility --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--sp-lg);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

.section-padding {
  padding-block: var(--sp-4xl);
}

.section-title {
  font-size: var(--fs-2xl);
  font-weight: 700;
  font-family: var(--font-display);
  color: var(--clr-text);
  text-align: center;
  margin-bottom: var(--sp-sm);
}

.section-subtitle {
  font-size: var(--fs-md);
  color: var(--clr-text-secondary);
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: var(--sp-3xl);
  line-height: 1.8;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-sm);
  padding: 0.875rem 2rem;
  border: none;
  border-radius: var(--radius-full);
  font-family: var(--font-family);
  font-size: var(--fs-base);
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  line-height: 1;
}

.btn-primary {
  background: var(--clr-primary);
  color: #fff;
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: #fff;
  background: var(--clr-primary-dark);
}

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

.btn-secondary:hover {
  background: var(--clr-primary-bg);
  transform: translateY(-2px);
  color: var(--clr-primary);
  border-color: var(--clr-primary-dark);
}

.btn-whatsapp {
  background: var(--clr-accent);
  color: #fff;
  box-shadow: var(--shadow-sm);
}

.btn-whatsapp:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: #fff;
  background: hsl(160, 84%, 30%);
}

/* ================================================================
   HEADER
   ================================================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--clr-border);
  transition: all var(--transition-base);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

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

.header-logo {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.header-logo__name {
  font-size: var(--fs-lg);
  font-weight: 700;
  font-family: var(--font-display);
  color: var(--clr-primary-dark);
}

.header-logo__crm {
  font-size: var(--fs-xs);
  color: var(--clr-text-secondary);
  font-weight: 500;
  letter-spacing: 0.5px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--sp-xl);
}

.nav-menu a {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--clr-text-secondary);
  position: relative;
  padding-block: var(--sp-xs);
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--clr-primary);
  border-radius: 2px;
  transition: width var(--transition-base);
}

.nav-menu a:hover {
  color: var(--clr-primary);
}

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

.nav-cta {
  display: none;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
}

/* Dark Mode Toggle */
.dark-mode-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--clr-border);
  background: var(--clr-surface);
  color: var(--clr-text-secondary);
  cursor: pointer;
  transition: all var(--transition-base);
  flex-shrink: 0;
  margin-right: var(--sp-sm);
}

.dark-mode-toggle:hover {
  background: var(--clr-primary-bg);
  color: var(--clr-primary);
  border-color: var(--clr-primary);
}

.dark-mode-toggle .icon-moon {
  display: none;
}

[data-theme="dark"] .dark-mode-toggle .icon-sun {
  display: none;
}

[data-theme="dark"] .dark-mode-toggle .icon-moon {
  display: block;
}

[data-theme="dark"] .header {
  background: rgba(15,23,42,0.85);
}

[data-theme="dark"] .hero-quicklinks {
  background: var(--clr-surface);
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2.5px;
  background: var(--clr-text);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

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

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ================================================================
   HERO
   ================================================================ */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  background: var(--clr-bg);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50vw;
  height: 100%;
  background: linear-gradient(135deg, var(--clr-primary-bg) 0%, transparent 100%);
  opacity: 0.5;
  z-index: 0;
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-2xl);
  align-items: center;
  position: relative;
  z-index: 1;
  padding-block: var(--sp-3xl);
  min-height: 80vh;
}

@media (min-width: 900px) {
  .hero-container {
    grid-template-columns: 1.1fr 0.9fr;
    gap: var(--sp-3xl);
  }
}

.hero-content {
  text-align: left;
}

.hero-title {
  font-size: 2.5rem;
  font-weight: 600;
  font-family: var(--font-display);
  color: var(--clr-text);
  line-height: 1.1;
  margin-bottom: var(--sp-md);
  letter-spacing: -0.02em;
  text-wrap: balance;
}

@media (min-width: 900px) {
  .hero-title {
    font-size: 3.5rem;
  }
}

.hero-title span {
  color: var(--clr-primary);
}

.hero-description {
  font-size: 1.125rem;
  color: var(--clr-text-secondary);
  max-width: 32rem;
  margin-bottom: var(--sp-xs);
  line-height: 1.7;
}

.hero-crm {
  font-size: 0.875rem;
  color: var(--clr-text-light);
  margin-bottom: var(--sp-xl);
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-md);
  justify-content: flex-start;
}

.hero-image-wrapper {
  display: flex;
  justify-content: center;
  width: 100%;
}

.hero-image-container {
  position: relative;
  width: 100%;
  max-width: 28rem;
}

.hero-image-backdrop {
  position: absolute;
  inset: 0;
  background: hsl(201 94% 32% / 0.05); /* very light primary variant */
  border-radius: 1.5rem;
  transform: rotate(-3deg) scale(1.05);
  z-index: 0;
}

.hero-image-main {
  position: relative;
  width: 100%;
  border-radius: 1.5rem;
  object-fit: cover;
  box-shadow: var(--shadow-xl);
  z-index: 1;
}

/* Floating decorative shapes */
.hero-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.hero-shapes .shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.06;
  background: #fff;
}

.hero-shapes .shape-1 {
  width: 400px;
  height: 400px;
  top: -100px;
  right: -100px;
}

.hero-shapes .shape-2 {
  width: 200px;
  height: 200px;
  bottom: 10%;
  left: -60px;
}

.hero-shapes .shape-3 {
  width: 120px;
  height: 120px;
  bottom: 30%;
  right: 15%;
}

/* ================================================================
   HERO QUICK-LINKS BAR
   ================================================================ */
.hero-quicklinks {
  background: var(--clr-surface);
  border-bottom: 1px solid var(--clr-border);
  position: relative;
  z-index: 2;
  overflow: hidden;
}

.hero-quicklinks-track {
  display: flex;
  gap: 0;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.hero-quicklinks-track::-webkit-scrollbar {
  display: none;
}

.quicklink-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-sm);
  padding: 1rem 1.5rem;
  white-space: nowrap;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--clr-text-secondary);
  text-decoration: none;
  border-right: 1px solid var(--clr-border);
  flex: 1;
  min-width: fit-content;
  scroll-snap-align: start;
  transition: all var(--transition-base);
  position: relative;
}

.quicklink-item::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--clr-primary), var(--clr-accent));
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.quicklink-item:hover {
  background: var(--clr-primary-bg);
  color: var(--clr-primary-dark);
}

.quicklink-item:hover::after {
  transform: scaleX(1);
}

.quicklink-item svg {
  fill: var(--clr-primary);
  flex-shrink: 0;
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}

.quicklink-item:hover svg {
  opacity: 1;
}

.quicklink-item:last-child {
  border-right: none;
}

/* ================================================================
   FOOTER MAP
   ================================================================ */
.footer-map {
  margin-top: var(--sp-xl);
  margin-bottom: var(--sp-xl);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.footer-map iframe {
  display: block;
}

/* ================================================================
   ABOUT
   ================================================================ */
.about {
  background: var(--clr-surface);
}

.about .container {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-3xl);
  align-items: center;
}

.about-image img {
  width: 100%;
  max-width: 400px;
  margin-inline: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.about-content {
  text-align: center;
}

.about-content .section-title,
.about-content .section-subtitle {
  text-align: center;
}

.about-credentials {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-md);
  justify-content: center;
  margin-top: var(--sp-xl);
}

.credential-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-sm);
  padding: 0.5rem 1rem;
  background: var(--clr-primary-bg);
  border-radius: var(--radius-full);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--clr-primary-dark);
}

.credential-tag svg {
  width: 16px;
  height: 16px;
  fill: var(--clr-primary);
}

/* ================================================================
   SERVICES
   ================================================================ */
.services {
  background: var(--clr-bg);
}

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-lg);
}

.service-card {
  background: var(--clr-surface);
  border-radius: var(--radius-lg);
  padding: var(--sp-xl);
  border: 1px solid var(--clr-border);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background: linear-gradient(to bottom, var(--clr-primary), var(--clr-accent));
  transition: height var(--transition-base);
  border-radius: 0 0 4px 0;
}

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

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

.service-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--clr-primary-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--sp-md);
}

.service-icon svg {
  width: 26px;
  height: 26px;
  fill: var(--clr-primary);
}

.service-card h3 {
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--clr-text);
  margin-bottom: var(--sp-sm);
}

.service-card p {
  font-size: var(--fs-sm);
  color: var(--clr-text-secondary);
  line-height: 1.7;
}

/* ================================================================
   PRICING
   ================================================================ */
.pricing {
  background: var(--clr-surface);
}

.pricing-card {
  max-width: 520px;
  margin-inline: auto;
  background: linear-gradient(145deg, var(--clr-primary-bg), var(--clr-surface));
  border-radius: var(--radius-xl);
  padding: var(--sp-3xl) var(--sp-xl);
  text-align: center;
  border: 1px solid var(--clr-border);
  position: relative;
  overflow: hidden;
}

.pricing-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--clr-primary), var(--clr-accent));
}

.pricing-value {
  font-size: var(--fs-4xl);
  font-weight: 800;
  color: var(--clr-primary-dark);
  margin-bottom: var(--sp-sm);
}

.pricing-value small {
  font-size: var(--fs-lg);
  font-weight: 500;
  color: var(--clr-text-secondary);
}

.pricing-label {
  font-size: var(--fs-md);
  color: var(--clr-text-secondary);
  margin-bottom: var(--sp-xl);
}

.pricing-features {
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
  margin-bottom: var(--sp-xl);
  text-align: left;
  max-width: 300px;
  margin-inline: auto;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  font-size: var(--fs-sm);
  color: var(--clr-text-secondary);
}

.pricing-features li svg {
  width: 18px;
  height: 18px;
  fill: var(--clr-accent);
  flex-shrink: 0;
}

.pricing-note {
  font-size: var(--fs-xs);
  color: var(--clr-text-light);
  margin-top: var(--sp-md);
}

/* ================================================================
   TESTIMONIALS
   ================================================================ */
.testimonials {
  background: var(--clr-bg);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-lg);
}

.testimonial-card {
  background: var(--clr-surface);
  border-radius: var(--radius-lg);
  padding: var(--sp-xl);
  border: 1px solid var(--clr-border);
  position: relative;
}

.testimonial-card::before {
  content: '"';
  font-size: 4rem;
  font-weight: 800;
  color: var(--clr-primary-bg);
  position: absolute;
  top: 8px;
  right: 20px;
  line-height: 1;
  font-family: Georgia, serif;
}

.testimonial-text {
  font-size: var(--fs-sm);
  color: var(--clr-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--sp-md);
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
}

.testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--clr-primary-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--clr-primary);
  font-size: var(--fs-sm);
}

.testimonial-name {
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--clr-text);
}

.testimonial-stars {
  display: flex;
  gap: 2px;
  margin-top: 2px;
}

.testimonial-stars svg {
  width: 14px;
  height: 14px;
  fill: #F59E0B;
}

/* ================================================================
   BLOG
   ================================================================ */
.blog {
  background: var(--clr-surface);
}

.blog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-lg);
}

.blog-card {
  background: var(--clr-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--clr-border);
  transition: all var(--transition-base);
}

.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.blog-card-image {
  width: 100%;
  height: 180px;
  background: linear-gradient(135deg, var(--clr-primary-bg), var(--clr-accent-bg));
  display: flex;
  align-items: center;
  justify-content: center;
}

.blog-card-image svg {
  width: 48px;
  height: 48px;
  fill: var(--clr-primary);
  opacity: 0.5;
}

.blog-card-body {
  padding: var(--sp-lg);
}

.blog-tag {
  display: inline-block;
  padding: 0.2rem 0.75rem;
  border-radius: var(--radius-full);
  background: var(--clr-primary-bg);
  color: var(--clr-primary-dark);
  font-size: var(--fs-xs);
  font-weight: 600;
  margin-bottom: var(--sp-sm);
}

.blog-card h3 {
  font-size: var(--fs-md);
  font-weight: 700;
  color: var(--clr-text);
  margin-bottom: var(--sp-sm);
  line-height: 1.4;
}

.blog-card p {
  font-size: var(--fs-sm);
  color: var(--clr-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--sp-md);
}

.blog-card-link {
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--clr-primary);
  display: inline-flex;
  align-items: center;
  gap: var(--sp-xs);
}

.blog-card-link:hover {
  gap: var(--sp-sm);
}

.blog-card-link svg {
  width: 16px;
  height: 16px;
  fill: var(--clr-primary);
  transition: transform var(--transition-fast);
}

/* ================================================================
   FOOTER
   ================================================================ */
.footer {
  background: var(--clr-text);
  color: rgba(255,255,255,0.7);
  padding-block: var(--sp-3xl) var(--sp-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-2xl);
  margin-bottom: var(--sp-2xl);
}

.footer-brand .header-logo__name {
  color: #fff;
  font-size: var(--fs-xl);
}

.footer-brand .header-logo__crm {
  color: rgba(255,255,255,0.5);
}

.footer-brand p {
  margin-top: var(--sp-md);
  font-size: var(--fs-sm);
  max-width: 300px;
  line-height: 1.8;
}

.footer h4 {
  color: #fff;
  font-size: var(--fs-base);
  font-weight: 700;
  margin-bottom: var(--sp-md);
}

.footer-links li {
  margin-bottom: var(--sp-sm);
}

.footer-links a {
  color: rgba(255,255,255,0.6);
  font-size: var(--fs-sm);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: #fff;
}

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-sm);
  margin-bottom: var(--sp-sm);
  font-size: var(--fs-sm);
}

.footer-contact li svg {
  width: 18px;
  height: 18px;
  fill: var(--clr-primary-light);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-social {
  display: flex;
  gap: var(--sp-sm);
  margin-top: var(--sp-md);
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  background: var(--clr-primary);
}

.footer-social a svg {
  width: 18px;
  height: 18px;
  fill: rgba(255,255,255,0.7);
}

.footer-social a:hover svg {
  fill: #fff;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: var(--sp-xl);
  display: flex;
  flex-direction: column;
  gap: var(--sp-md);
  align-items: center;
  text-align: center;
}

.footer-bottom p {
  font-size: var(--fs-xs);
}

.footer-bottom a {
  color: rgba(255,255,255,0.5);
  font-size: var(--fs-xs);
}

.footer-bottom a:hover {
  color: #fff;
}

/* ================================================================
   FLOATING WHATSAPP BUTTON
   ================================================================ */
.fab-whatsapp {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  z-index: 999;
  transition: all var(--transition-base);
  cursor: pointer;
}

.fab-whatsapp:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37,211,102,0.5);
}

.fab-whatsapp svg {
  width: 28px;
  height: 28px;
  fill: #fff;
}

/* Tooltip */
.fab-whatsapp::before {
  content: 'Agendar Consulta';
  position: absolute;
  right: 70px;
  background: var(--clr-text);
  color: #fff;
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-sm);
  font-size: var(--fs-xs);
  font-weight: 600;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}

.fab-whatsapp:hover::before {
  opacity: 1;
}

/* ================================================================
   LGPD COOKIE BANNER
   ================================================================ */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--clr-text);
  color: rgba(255,255,255,0.8);
  padding: var(--sp-lg);
  z-index: 2000;
  transform: translateY(100%);
  transition: transform var(--transition-base);
  box-shadow: 0 -4px 20px rgba(0,0,0,0.2);
}

.cookie-banner.show {
  transform: translateY(0);
}

.cookie-banner .container {
  display: flex;
  flex-direction: column;
  gap: var(--sp-md);
  align-items: center;
  text-align: center;
}

.cookie-banner p {
  font-size: var(--fs-sm);
  max-width: 600px;
}

.cookie-banner p a {
  color: var(--clr-primary-light);
  text-decoration: underline;
}

.cookie-banner-buttons {
  display: flex;
  gap: var(--sp-sm);
}

.cookie-banner .btn {
  padding: 0.6rem 1.5rem;
  font-size: var(--fs-sm);
}

/* ================================================================
   SCROLL-REVEAL ANIMATIONS
   ================================================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ================================================================
   RESPONSIVE — Tablet (768px+)
   ================================================================ */
@media (min-width: 768px) {
  .hero .container {
    grid-template-columns: 1fr 1fr;
    padding-block: var(--sp-4xl);
  }

  .hero-content {
    text-align: left;
  }

  .hero-title {
    font-size: var(--fs-4xl);
  }

  .hero-description {
    margin-inline: 0;
  }

  .hero-buttons {
    justify-content: flex-start;
  }

  .hero-image img {
    width: 320px;
    height: 400px;
  }

  .about .container {
    grid-template-columns: 2fr 3fr;
  }

  .about-content {
    text-align: left;
  }

  .about-content .section-title,
  .about-content .section-subtitle {
    text-align: left;
    margin-inline: 0;
  }

  .about-credentials {
    justify-content: flex-start;
  }

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

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

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

  .footer-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }

  .cookie-banner .container {
    flex-direction: row;
    text-align: left;
  }
}

/* ================================================================
   RESPONSIVE — Desktop (1024px+)
   ================================================================ */
@media (min-width: 1024px) {
  .section-title {
    font-size: var(--fs-3xl);
  }

  .nav-cta {
    display: inline-flex;
  }

  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .blog-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .hero-image img {
    width: 360px;
    height: 450px;
  }
}

/* ================================================================
   RESPONSIVE — Mobile Nav
   ================================================================ */
@media (max-width: 767px) {
  .hamburger {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(16px);
    flex-direction: column;
    justify-content: flex-start;
    padding-top: var(--sp-3xl);
    gap: var(--sp-lg);
    transform: translateX(100%);
    transition: transform var(--transition-base);
  }

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

  .nav-menu a {
    font-size: var(--fs-lg);
  }
}

/* ================================================================
   FAQ / ACCORDION ANIMATIONS
   ================================================================ */
details.faq-item {
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

details.faq-item:hover {
  background: var(--clr-surface-alt);
  box-shadow: var(--shadow-md);
}

details.faq-item summary {
  transition: color 0.3s ease;
}

details.faq-item summary:hover {
  color: var(--clr-primary);
}

details.faq-item summary span {
  display: inline-block;
  transition: transform 0.3s ease;
}

details.faq-item[open] summary span {
  transform: rotate(45deg);
}

details.faq-item[open] p {
  animation: fadeInDown 0.3s ease-in-out;
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}