/* =====================================================
   DR. EDUARDO JURINIC - ODONTOLOGIA ESTÉTICA
   Design System & Styles
   ===================================================== */

/* =====================================================
   CSS VARIABLES - Design Tokens
   ===================================================== */
:root {
  /* Colors - Premium Dental Palette */
  --color-obsidian-green: #344532;
  --color-charcoal: #1A1A1A;
  --color-graphite: #2D2D2D;
  --color-warm-gray: #6B6B6B;
  --color-soft-beige: #E8E2D9;
  --color-cream: #F5F3EF;
  --color-off-white: #FAFAF8;
  --color-gold: #4A6741;
  --color-gold-light: #5C7D52;
  --color-gold-dark: #344532;

  /* Typography */
  --font-heading: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Font Sizes */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 2rem;
  --text-4xl: 2.5rem;
  --text-5xl: 3.5rem;
  --text-6xl: 4.5rem;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.12);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;
  --transition-slower: 700ms ease;
}

/* =====================================================
   RESET & BASE STYLES
   ===================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-charcoal);
  background-color: var(--color-cream);
  overflow-x: hidden;
}

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

.img-flip-horizontal {
  transform: scaleX(-1);
}

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

ul,
ol {
  list-style: none;
}

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

/* =====================================================
   TYPOGRAPHY
   ===================================================== */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 500;
  line-height: 1.2;
  color: var(--color-charcoal);
}

h1 {
  font-size: var(--text-5xl);
}

h2 {
  font-size: var(--text-4xl);
}

h3 {
  font-size: var(--text-3xl);
}

h4 {
  font-size: var(--text-2xl);
}

h5 {
  font-size: var(--text-xl);
}

h6 {
  font-size: var(--text-lg);
}

.text-gold {
  color: var(--color-gold);
}

.text-green {
  color: var(--color-obsidian-green);
}

/* =====================================================
   LAYOUT UTILITIES
   ===================================================== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.section {
  padding: var(--space-24) 0;
}

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

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

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

.section--dark {
  background-color: var(--color-obsidian-green);
  color: var(--color-off-white);
}

.section--dark h1,
.section--dark h2,
.section--dark h3,
.section--dark h4 {
  color: var(--color-off-white);
}

/* =====================================================
   BUTTONS
   ===================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
  font-weight: 500;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  letter-spacing: 0.025em;
}

.btn--primary {
  background-color: var(--color-gold);
  color: var(--color-off-white);
}

.btn--primary:hover {
  background-color: var(--color-gold-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-charcoal);
  border: 2px solid var(--color-charcoal);
}

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

.btn--white {
  background-color: var(--color-off-white);
  color: var(--color-obsidian-green);
}

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

/* =====================================================
   HEADER & NAVIGATION
   ===================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-4) 0;
  transition: all var(--transition-base);
  background-color: transparent;
}

.header--scrolled {
  background-color: rgba(250, 250, 248, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header__logo {
  display: flex;
  flex-direction: column;
}

.header__logo-name {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-charcoal);
  letter-spacing: 0.05em;
}

.header__logo-subtitle {
  font-size: var(--text-xs);
  color: var(--color-gold);
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

.header--scrolled .header__logo-name,
.header--dark .header__logo-name {
  color: var(--color-charcoal);
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav__list {
  display: flex;
  gap: var(--space-8);
}

.nav__link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-graphite);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  position: relative;
  padding: var(--space-2) 0;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-gold);
  transition: width var(--transition-base);
}

.nav__link:hover::after {
  width: 100%;
}

.nav__link:hover {
  color: var(--color-gold);
}

/* Mobile Menu */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
}

.nav__toggle span {
  width: 24px;
  height: 2px;
  background-color: var(--color-charcoal);
  transition: all var(--transition-base);
}

/* =====================================================
   HERO SECTION
   ===================================================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: linear-gradient(135deg, var(--color-cream) 0%, var(--color-soft-beige) 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 80%;
  height: 150%;
  background: radial-gradient(ellipse, rgba(52, 69, 50, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

.hero__content {
  text-align: center;
  z-index: 1;
  padding: var(--space-20) var(--space-6);
}

.hero__subtitle {
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--color-gold);
  margin-bottom: var(--space-4);
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards;
  animation-delay: 0.2s;
}

.hero__title {
  font-size: clamp(2.5rem, 8vw, var(--text-6xl));
  font-weight: 400;
  margin-bottom: var(--space-6);
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards;
  animation-delay: 0.4s;
}

.hero__tagline {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-style: italic;
  color: var(--color-graphite);
  margin-bottom: var(--space-10);
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards;
  animation-delay: 0.6s;
}

.hero__cta {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards;
  animation-delay: 0.8s;
}

.hero__scroll {
  position: absolute;
  bottom: var(--space-10);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-warm-gray);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  animation: bounce 2s infinite;
}

.hero__scroll-icon {
  width: 24px;
  height: 40px;
  border: 2px solid var(--color-warm-gray);
  border-radius: var(--radius-full);
  position: relative;
}

.hero__scroll-icon::after {
  content: '';
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background-color: var(--color-gold);
  border-radius: var(--radius-full);
  animation: scrollDown 1.5s infinite;
}

/* =====================================================
   ABOUT SECTION
   ===================================================== */
.about {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.about__image {
  position: relative;
}

.about__image img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
}

.about__image::before {
  content: '';
  position: absolute;
  top: var(--space-6);
  left: var(--space-6);
  right: calc(var(--space-6) * -1);
  bottom: calc(var(--space-6) * -1);
  border: 2px solid var(--color-gold);
  border-radius: var(--radius-lg);
  z-index: -1;
}

.about__content {
  padding: var(--space-8);
}

.about__label {
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-gold);
  margin-bottom: var(--space-4);
}

.about__title {
  margin-bottom: var(--space-6);
}

.about__text {
  color: var(--color-graphite);
  margin-bottom: var(--space-6);
  line-height: 1.8;
}

.about__features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.about__feature {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.about__feature-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-gold);
  color: var(--color-off-white);
  border-radius: var(--radius-full);
  font-size: var(--text-lg);
}

/* =====================================================
   PROCEDURES SECTION
   ===================================================== */
.procedures__header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-16);
}

.procedures__label {
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-gold);
  margin-bottom: var(--space-4);
}

.procedures__title {
  margin-bottom: var(--space-6);
}

.procedures__subtitle {
  color: var(--color-graphite);
  font-size: var(--text-lg);
}

.procedures__content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 1000px;
  margin: 0 auto;
}



.procedures__info h3 {
  margin-bottom: var(--space-6);
}

.procedures__list {
  margin-bottom: var(--space-8);
}

.procedures__item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
  padding: var(--space-4);
  background-color: var(--color-off-white);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.procedures__item:hover {
  transform: translateX(10px);
  box-shadow: var(--shadow-md);
}

.procedures__item-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-gold);
  color: var(--color-off-white);
  border-radius: var(--radius-full);
  flex-shrink: 0;
  font-size: var(--text-sm);
}

.procedures__item-text {
  color: var(--color-graphite);
  line-height: 1.6;
}

/* =====================================================
   GALLERY SECTION
   ===================================================== */
.gallery__header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-16);
}

.gallery__label {
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-gold);
  margin-bottom: var(--space-4);
}

.gallery__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.gallery__item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/5;
}

.gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery__item:hover img {
  transform: scale(1.1);
}

/* =====================================================
   BEFORE/AFTER SLIDER
   ===================================================== */
.before-after {
  max-width: 100%;
  margin: 0 auto var(--space-16);
}

.before-after__container {
  position: relative;
  width: 100%;
  aspect-ratio: 16/7;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  cursor: ew-resize;
  user-select: none;
}

.before-after__image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

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

/* Diminuir zoom da imagem antes - mostrar mais da foto */
.before-after__image--before img {
  object-fit: contain;
  background-color: #1a1a1a;
}

.before-after__image--before {
  clip-path: inset(0 50% 0 0);
  z-index: 2;
}

.before-after__image--after {
  z-index: 1;
}

.before-after__label {
  position: absolute;
  top: var(--space-4);
  padding: var(--space-2) var(--space-4);
  background-color: rgba(0, 0, 0, 0.7);
  color: var(--color-off-white);
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-radius: var(--radius-full);
  backdrop-filter: blur(4px);
}

.before-after__label--before {
  left: var(--space-4);
}

.before-after__label--after {
  right: var(--space-4);
}

.before-after__slider {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  display: flex;
  flex-direction: column;
  align-items: center;
  z-index: 10;
  cursor: ew-resize;
}

.before-after__line {
  flex: 1;
  width: 4px;
  background-color: var(--color-off-white);
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
}

.before-after__handle {
  width: 50px;
  height: 50px;
  background-color: var(--color-off-white);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition-fast), background-color var(--transition-fast);
}

.before-after__handle:hover {
  transform: scale(1.1);
  background-color: var(--color-gold);
}

.before-after__handle:hover .before-after__arrow {
  color: var(--color-off-white);
}

.before-after__arrow {
  font-size: var(--text-sm);
  color: var(--color-obsidian-green);
  transition: color var(--transition-fast);
}

.before-after__instruction {
  text-align: center;
  margin-top: var(--space-4);
  color: var(--color-warm-gray);
  font-size: var(--text-sm);
  font-style: italic;
}

/* =====================================================
   TESTIMONIALS SECTION
   ===================================================== */
.testimonials {
  background: linear-gradient(135deg, var(--color-obsidian-green) 0%, #2a3829 100%);
  color: var(--color-off-white);
}

.testimonials__header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-16);
}

.testimonials__label {
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-gold);
  margin-bottom: var(--space-4);
}

.testimonials__title {
  color: var(--color-off-white);
}

.testimonials__subtitle {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--text-lg);
  margin-top: var(--space-4);
}

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.testimonial-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: all var(--transition-base);
}

.testimonial-card:hover {
  transform: translateY(-10px);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow-xl);
}

.testimonial-card__video {
  width: 100%;
  aspect-ratio: 9/16;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: var(--space-6);
  background-color: rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
}

.testimonial-card__video-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  color: rgba(255, 255, 255, 0.5);
}

.testimonial-card__video-icon {
  width: 60px;
  height: 60px;
  border: 2px solid var(--color-gold);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-2xl);
  color: var(--color-gold);
  transition: all var(--transition-base);
}

.testimonial-card__video:hover .testimonial-card__video-icon {
  background-color: var(--color-gold);
  color: var(--color-off-white);
  transform: scale(1.1);
}

/* Instagram Embed Styles */
.testimonial-card__embed {
  width: 100%;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.testimonial-card__embed .instagram-media {
  margin: 0 !important;
  min-width: 100% !important;
  max-width: 100% !important;
  border-radius: var(--radius-md) !important;
}

.testimonial-card__embed iframe {
  border-radius: var(--radius-md) !important;
}

/* =====================================================
   CONTACT SECTION
   ===================================================== */
.contact__content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.contact__info {
  padding: var(--space-8);
}

.contact__label {
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-gold);
  margin-bottom: var(--space-4);
}

.contact__title {
  margin-bottom: var(--space-6);
}

.contact__text {
  color: var(--color-graphite);
  margin-bottom: var(--space-8);
  line-height: 1.8;
}

.contact__methods {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.contact__method {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4);
  background-color: var(--color-off-white);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.contact__method:hover {
  transform: translateX(10px);
  box-shadow: var(--shadow-md);
}

.contact__method-icon {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-gold);
  color: var(--color-off-white);
  border-radius: var(--radius-full);
  font-size: var(--text-xl);
}

.contact__method-info h4 {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 600;
  margin-bottom: var(--space-1);
}

.contact__method-info p {
  color: var(--color-graphite);
  font-size: var(--text-sm);
}

.contact__cta {
  background: linear-gradient(135deg, var(--color-obsidian-green) 0%, #2a3829 100%);
  border-radius: var(--radius-xl);
  padding: var(--space-12);
  text-align: center;
  color: var(--color-off-white);
}

.contact__cta h3 {
  color: var(--color-off-white);
  margin-bottom: var(--space-4);
}

.contact__cta p {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--space-8);
}

/* =====================================================
   FOOTER
   ===================================================== */
.footer {
  background-color: var(--color-charcoal);
  color: var(--color-off-white);
  padding: var(--space-16) 0 var(--space-8);
}

.footer__content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer__brand {
  max-width: 300px;
}

.footer__logo {
  display: flex;
  flex-direction: column;
  margin-bottom: var(--space-6);
}

.footer__logo-name {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--color-off-white);
}

.footer__logo-subtitle {
  font-size: var(--text-xs);
  color: var(--color-gold);
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

.footer__text {
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--text-sm);
  line-height: 1.8;
}

.footer__title {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 600;
  margin-bottom: var(--space-6);
  color: var(--color-off-white);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__link {
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--text-sm);
  transition: color var(--transition-base);
}

.footer__link:hover {
  color: var(--color-gold);
}

.footer__social {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-6);
}

.footer__social-link {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  color: var(--color-off-white);
  transition: all var(--transition-base);
}

.footer__social-link:hover {
  background-color: var(--color-gold);
  transform: translateY(-5px);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-8);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer__copyright {
  color: rgba(255, 255, 255, 0.5);
  font-size: var(--text-sm);
}

/* =====================================================
   WHATSAPP FLOATING BUTTON
   ===================================================== */
.whatsapp-float {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-8);
  z-index: 999;
}

.whatsapp-float__btn {
  width: 60px;
  height: 60px;
  background-color: #25D366;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: var(--text-2xl);
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-base);
  animation: pulse 2s infinite;
}

.whatsapp-float__btn:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-xl);
}

/* =====================================================
   ANIMATIONS
   ===================================================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes bounce {

  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateX(-50%) translateY(0);
  }

  40% {
    transform: translateX(-50%) translateY(-10px);
  }

  60% {
    transform: translateX(-50%) translateY(-5px);
  }
}

@keyframes scrollDown {
  0% {
    opacity: 1;
    top: 8px;
  }

  100% {
    opacity: 0;
    top: 20px;
  }
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.4);
  }

  70% {
    box-shadow: 0 0 0 20px rgba(37, 211, 102, 0);
  }

  100% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
  }
}

/* Scroll Reveal Animations */
.reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s ease;
}

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

.reveal--left {
  transform: translateX(-50px);
}

.reveal--left.reveal--visible {
  transform: translateX(0);
}

.reveal--right {
  transform: translateX(50px);
}

.reveal--right.reveal--visible {
  transform: translateX(0);
}

/* =====================================================
   RESPONSIVE DESIGN
   ===================================================== */
@media (max-width: 1024px) {
  .about {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }

  .about__image {
    order: -1;
    max-width: 500px;
    margin: 0 auto;
  }

  .procedures__content {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

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

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

  .contact__content {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

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

@media (max-width: 768px) {
  :root {
    --text-5xl: 2.5rem;
    --text-4xl: 2rem;
    --text-3xl: 1.5rem;
  }

  .section {
    padding: var(--space-16) 0;
  }

  .nav__list {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: var(--color-off-white);
    padding: var(--space-6);
    box-shadow: var(--shadow-lg);
    gap: var(--space-4);
  }

  .nav__list.active {
    display: flex;
  }

  .nav__toggle {
    display: flex;
  }

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

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

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

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

  .footer__content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer__brand {
    max-width: 100%;
  }

  .footer__social {
    justify-content: center;
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }

  .whatsapp-float {
    bottom: var(--space-6);
    right: var(--space-6);
  }

  .whatsapp-float__btn {
    width: 54px;
    height: 54px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-4);
  }

  .hero__title {
    font-size: 2rem;
  }

  .hero__tagline {
    font-size: var(--text-lg);
  }

  .btn {
    width: 100%;
    justify-content: center;
  }
}