/* ==========================================================================
   CONSULTÓRIO SENSORIAL ODONTO - Landing Page
   Design System & Styles
   ========================================================================== */

/* ---------- Design Tokens ---------- */
:root {
  --primary: #7C5CFC;
  --primary-dark: #5A3ED9;
  --primary-light: #A78BFA;
  --secondary: #FF6B9D;
  --secondary-dark: #E5507F;
  --accent-yellow: #FBBF24;
  --accent-green: #34D399;
  --accent-blue: #60A5FA;
  --accent-orange: #FB923C;

  --text-dark: #1E1B4B;
  --text-body: #4B5563;
  --text-light: #9CA3AF;
  --white: #FFFFFF;
  --bg-light: #F8F7FF;
  --bg-warm: #FFF7ED;
  --border: #E5E7EB;

  --gradient-hero: linear-gradient(135deg, #7C5CFC 0%, #FF6B9D 50%, #FBBF24 100%);
  --gradient-primary: linear-gradient(135deg, #7C5CFC 0%, #A78BFA 100%);
  --gradient-warm: linear-gradient(135deg, #FF6B9D 0%, #FB923C 100%);
  --gradient-cta: linear-gradient(135deg, #7C5CFC 0%, #FF6B9D 100%);

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.15);
  --shadow-primary: 0 8px 24px rgba(124, 92, 252, 0.3);
  --shadow-secondary: 0 8px 24px rgba(255, 107, 157, 0.3);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  --font-heading: 'Baloo 2', cursive;
  --font-body: 'Quicksand', sans-serif;

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

  --container-max: 1200px;
  --header-height: 80px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-body);
  background: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
  list-style: none;
}

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

input,
textarea,
select {
  font-family: inherit;
  font-size: inherit;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-dark);
  line-height: 1.3;
  font-weight: 700;
}

/* ---------- Utilities ---------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 60px;
}

.section-badge {
  display: inline-block;
  background: var(--bg-light);
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 18px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

.section-header h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin-bottom: 16px;
}

.section-header p {
  font-size: 1.1rem;
  color: var(--text-light);
}

.highlight {
  background: var(--gradient-hero);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero .highlight {
  background: none;
  -webkit-background-clip: unset;
  -webkit-text-fill-color: var(--white);
  background-clip: unset;
  text-decoration: underline;
  text-decoration-color: var(--accent-yellow);
  text-underline-offset: 6px;
  text-decoration-thickness: 4px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 28px;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  white-space: nowrap;
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--white);
  box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(124, 92, 252, 0.4);
}

.btn-outline {
  border-color: var(--primary);
  color: var(--primary);
  background: transparent;
}

.btn-outline:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
}

.hero .btn-outline {
  border-color: var(--white);
  color: var(--white);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(4px);
}

.hero .btn-outline:hover {
  background: var(--white);
  color: var(--primary);
  transform: translateY(-2px);
}

.btn-white {
  background: var(--white);
  color: var(--primary);
  box-shadow: var(--shadow-md);
}

.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-outline-white {
  border-color: var(--white);
  color: var(--white);
  background: transparent;
}

.btn-outline-white:hover {
  background: var(--white);
  color: var(--primary);
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.05rem;
}

.btn-block {
  width: 100%;
}

.btn-nav {
  background: var(--gradient-primary);
  color: var(--white);
  padding: 10px 24px;
  font-size: 0.9rem;
  box-shadow: var(--shadow-primary);
}

.btn-nav:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 28px rgba(124, 92, 252, 0.4);
}

/* ---------- Header ---------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  transition: all var(--transition-base);
  background: transparent;
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-sm);
  height: 70px;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  z-index: 100;
}

.logo-img {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(255, 255, 255, 0.4);
  transition: border-color var(--transition-base);
}

.header.scrolled .logo-img {
  border-color: var(--primary-light);
}

.logo-text {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: var(--white);
  font-weight: 500;
  transition: color var(--transition-base), text-shadow var(--transition-base);
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
}

.header.scrolled .logo-text {
  color: var(--text-dark);
  text-shadow: none;
}

.logo-text strong {
  font-weight: 800;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--white);
  padding: 8px 14px;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.nav-link:hover,
.nav-link.active {
  color: var(--white);
  background: rgba(255, 255, 255, 0.2);
}

.header.scrolled .nav-link {
  color: var(--text-body);
  text-shadow: none;
}

.header.scrolled .nav-link:hover,
.header.scrolled .nav-link.active {
  color: var(--primary);
  background: var(--bg-light);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  z-index: 100;
  padding: 4px;
}

.hamburger span {
  width: 26px;
  height: 2.5px;
  background: var(--white);
  border-radius: 4px;
  transition: all var(--transition-base);
}

.header.scrolled .hamburger span {
  background: var(--text-dark);
}

.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 Section ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--gradient-hero);
  overflow: hidden;
  padding-top: var(--header-height);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(30, 27, 75, 0.25);
  z-index: 1;
}

.hero-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}

.hero-content {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 2;
  padding: 60px 0 120px;
}

.hero-badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(10px);
  color: var(--white);
  font-size: 0.85rem;
  font-weight: 700;
  padding: 8px 20px;
  border-radius: var(--radius-full);
  margin-bottom: 20px;
  animation: fadeInDown 0.8s ease;
  border: 1px solid rgba(255, 255, 255, 0.3);
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

.hero-text h1 {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  color: var(--white);
  margin-bottom: 20px;
  animation: fadeInUp 0.8s ease 0.2s both;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.hero-text p {
  font-size: 1.15rem;
  color: var(--white);
  margin-bottom: 32px;
  max-width: 520px;
  animation: fadeInUp 0.8s ease 0.4s both;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
}

.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 40px;
  animation: fadeInUp 0.8s ease 0.6s both;
}

.hero-trust {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.8s both;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--white);
  font-size: 0.9rem;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
}

.trust-item i {
  color: var(--accent-yellow);
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fadeInRight 1s ease 0.4s both;
}

.hero-card {
  width: 380px;
  height: 420px;
  perspective: 1000px;
}

.hero-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(24px);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.35);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-emoji-grid .float-emoji {
  position: absolute;
  font-size: 2rem;
  left: var(--x);
  top: var(--y);
  animation: floatEmoji 4s ease-in-out infinite;
  animation-delay: var(--delay);
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.15));
}

.hero-card-content {
  text-align: center;
  color: var(--white);
  z-index: 2;
}

.hero-icon-large {
  font-size: 5rem;
  margin-bottom: 16px;
  animation: pulse 2s ease-in-out infinite;
}

.hero-card-content h3 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  color: var(--white);
  margin-bottom: 4px;
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
}

.hero-card-content p {
  font-size: 1rem;
  color: var(--white);
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
}

.hero-wave {
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  line-height: 0;
  z-index: 3;
}

.hero-wave svg {
  width: 100%;
  height: 80px;
}

/* ---------- About Section ---------- */
.sobre {
  background: var(--white);
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.about-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  transition: all var(--transition-base);
}

.about-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.about-card-icon {
  font-size: 3rem;
  margin-bottom: 20px;
}

.about-card h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.about-card p {
  font-size: 0.92rem;
  color: var(--text-light);
  line-height: 1.6;
}

/* ---------- Sensory Experience Section ---------- */
.experiencia {
  background: var(--bg-light);
}

.senses-grid {
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-width: 800px;
  margin: 0 auto;
}

.sense-card {
  display: flex;
  align-items: center;
  gap: 24px;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-base);
  border: 1px solid var(--border);
}

.sense-card:hover {
  transform: translateX(8px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
}

.sense-card:nth-child(1) .sense-icon { background: var(--gradient-primary); }
.sense-card:nth-child(2) .sense-icon { background: var(--gradient-warm); }
.sense-card:nth-child(3) .sense-icon { background: linear-gradient(135deg, var(--accent-green) 0%, #10B981 100%); }
.sense-card:nth-child(4) .sense-icon { background: linear-gradient(135deg, var(--accent-blue) 0%, #3B82F6 100%); }
.sense-card:nth-child(5) .sense-icon { background: linear-gradient(135deg, var(--accent-orange) 0%, #F59E0B 100%); }

.sense-icon {
  flex-shrink: 0;
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.4rem;
}

.sense-content h3 {
  font-size: 1.15rem;
  margin-bottom: 6px;
}

.sense-content p {
  font-size: 0.92rem;
  color: var(--text-light);
  line-height: 1.6;
}

.sense-number {
  position: absolute;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 800;
  color: var(--bg-light);
  line-height: 1;
}

/* ---------- Services Section ---------- */
.servicos {
  background: var(--white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient-hero);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-md);
  background: var(--bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 1.6rem;
  color: var(--primary);
  transition: all var(--transition-base);
}

.service-card:hover .service-icon {
  background: var(--gradient-primary);
  color: var(--white);
}

.service-card h3 {
  font-size: 1.15rem;
  margin-bottom: 12px;
}

.service-card p {
  font-size: 0.92rem;
  color: var(--text-light);
  line-height: 1.6;
}

/* ---------- Benefits Section ---------- */
.beneficios {
  background: var(--bg-light);
}

.benefits-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.benefits-content h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  margin-bottom: 32px;
}

.benefits-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.benefit-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.benefit-check {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 0.85rem;
  margin-top: 2px;
}

.benefit-item h4 {
  font-size: 1.05rem;
  margin-bottom: 4px;
}

.benefit-item p {
  font-size: 0.9rem;
  color: var(--text-light);
}

.benefits-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.stat-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

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

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 800;
  background: var(--gradient-hero);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-light);
  font-weight: 500;
  margin-top: 4px;
}

/* ---------- Testimonials Section ---------- */
.depoimentos {
  background: var(--white);
}

.testimonials-slider {
  position: relative;
  overflow: hidden;
}

.testimonials-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.testimonial-card {
  flex: 0 0 calc(33.333% - 16px);
  margin: 0 8px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition-base);
}

.testimonial-card:hover {
  box-shadow: var(--shadow-md);
  border-color: transparent;
}

.testimonial-stars {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
  color: var(--accent-yellow);
  font-size: 0.9rem;
}

.testimonial-text {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text-body);
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.author-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 700;
  font-size: 0.9rem;
}

.testimonial-author strong {
  display: block;
  color: var(--text-dark);
  font-size: 0.95rem;
}

.testimonial-author span {
  font-size: 0.82rem;
  color: var(--text-light);
}

.slider-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 40px;
}

.slider-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-body);
  transition: all var(--transition-fast);
}

.slider-btn:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--white);
}

.slider-dots {
  display: flex;
  gap: 8px;
}

.slider-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.slider-dot.active {
  background: var(--primary);
  width: 28px;
  border-radius: 5px;
}

/* ---------- CTA Section ---------- */
.cta-section {
  background: var(--gradient-cta);
  position: relative;
  overflow: hidden;
  text-align: center;
}

.cta-bg-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.cta-shape {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
}

.cta-shape-1 {
  width: 400px;
  height: 400px;
  top: -150px;
  right: -100px;
}

.cta-shape-2 {
  width: 250px;
  height: 250px;
  bottom: -80px;
  left: -50px;
}

.cta-shape-3 {
  width: 150px;
  height: 150px;
  top: 50%;
  left: 30%;
}

.cta-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  margin: 0 auto;
}

.cta-content h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  color: var(--white);
  margin-bottom: 16px;
}

.cta-content p {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 32px;
}

.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---------- FAQ Section ---------- */
.faq {
  background: var(--bg-light);
}

.faq-list {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

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

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

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-dark);
  text-align: left;
  transition: color var(--transition-fast);
}

.faq-question i {
  flex-shrink: 0;
  transition: transform var(--transition-base);
  color: var(--primary);
  font-size: 0.85rem;
}

.faq-item.active .faq-question i {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.active .faq-answer {
  max-height: 300px;
}

.faq-answer p {
  padding: 0 24px 20px;
  font-size: 0.92rem;
  color: var(--text-light);
  line-height: 1.7;
}

/* ---------- Contact Section ---------- */
.contato {
  background: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-form {
  background: var(--bg-light);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--white);
  color: var(--text-dark);
  transition: border-color var(--transition-fast);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--primary);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-light);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-note {
  text-align: center;
  font-size: 0.82rem;
  color: var(--text-light);
  margin-top: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.info-card {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.info-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.2rem;
}

.info-card h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.info-card p {
  font-size: 0.9rem;
  color: var(--text-light);
}

.info-card a {
  color: var(--primary);
  font-weight: 600;
}

.info-card a:hover {
  text-decoration: underline;
}

.contact-map {
  margin-top: 8px;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--text-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
}

.footer-brand .logo-text {
  color: var(--white);
}

.footer-brand p {
  margin-top: 16px;
  font-size: 0.9rem;
  line-height: 1.7;
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.7);
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
}

.footer-links h4 {
  color: var(--white);
  font-size: 1.05rem;
  margin-bottom: 20px;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  font-size: 0.9rem;
  transition: all var(--transition-fast);
}

.footer-links a:hover {
  color: var(--white);
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 0;
  text-align: center;
  font-size: 0.82rem;
}

.footer-bottom p + p {
  margin-top: 4px;
}

/* ---------- WhatsApp Float ---------- */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.8rem;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: all var(--transition-base);
  animation: whatsappPulse 2s ease-in-out infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.5);
}

.whatsapp-tooltip {
  position: absolute;
  right: 72px;
  background: var(--white);
  color: var(--text-dark);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transform: translateX(10px);
  transition: all var(--transition-base);
}

.whatsapp-float:hover .whatsapp-tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}

/* ---------- Back to Top ---------- */
.back-to-top {
  position: fixed;
  bottom: 28px;
  left: 28px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--white);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  z-index: 998;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-base);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
}

/* ---------- Animations ---------- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes floatEmoji {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(10deg); }
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

@keyframes whatsappPulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
  50% { box-shadow: 0 4px 30px rgba(37, 211, 102, 0.6), 0 0 0 12px rgba(37, 211, 102, 0.1); }
}

/* Scroll-triggered animation states */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate="fade-right"] {
  transform: translateX(-30px);
}

[data-animate="fade-left"] {
  transform: translateX(30px);
}

[data-animate].animated {
  opacity: 1;
  transform: translate(0) !important;
}

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

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

  .benefits-wrapper {
    gap: 40px;
  }

  .hero-content {
    gap: 40px;
  }

  .testimonial-card {
    flex: 0 0 calc(50% - 16px);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 70px;
  }

  .section {
    padding: 70px 0;
  }

  .btn-nav {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 350px;
    height: 100vh;
    background: var(--white);
    padding: 100px 32px 40px;
    transition: right var(--transition-base);
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
    z-index: 99;
  }

  .nav.open {
    right: 0;
  }

  .nav-list {
    flex-direction: column;
    gap: 0;
  }

  .nav-link {
    color: var(--text-body);
    padding: 14px 16px;
    font-size: 1rem;
    display: block;
    border-radius: var(--radius-sm);
  }

  .nav-link:hover,
  .nav-link.active {
    color: var(--primary);
    background: var(--bg-light);
  }

  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 40px 0 100px;
  }

  .hero-text p {
    max-width: 100%;
  }

  .hero-cta {
    justify-content: center;
  }

  .hero-trust {
    justify-content: center;
  }

  .hero-visual {
    display: none;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .sense-card {
    flex-wrap: wrap;
    padding: 24px;
  }

  .sense-number {
    display: none;
  }

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

  .benefits-wrapper {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .testimonial-card {
    flex: 0 0 calc(100% - 16px);
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .contact-form {
    padding: 28px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

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

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

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .section {
    padding: 50px 0;
  }

  .section-header {
    margin-bottom: 40px;
  }

  .hero-text h1 {
    font-size: 1.8rem;
  }

  .hero-trust {
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }

  .benefits-stats {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .stat-card {
    padding: 24px 16px;
  }

  .stat-number {
    font-size: 2.2rem;
  }

  .contact-form {
    padding: 20px;
  }
}

/* ---------- Overlay for mobile menu ---------- */
.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 98;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.nav-overlay.active {
  opacity: 1;
  visibility: visible;
}