/* 
   Style.css - Dra. Jéssica Alencar - Dermatologia Premium
   Design System, Componentes e Responsividade
*/

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

:root {
  /* Cores */
  --bg-primary: #FAF8F5;
  --bg-card: #FFFFFF;
  --color-sage: #A8B8A5;
  --color-sage-light: #C2D0BF;
  --color-sage-dark: #7F8F7C;
  --color-beige: #D9CBB8;
  --color-beige-light: #ECE5DC;
  --color-dark: #3A3A3A;
  --color-dark-light: #666666;
  --color-gold: #C8A96A;
  --color-gold-light: #DFCDA6;
  --color-gold-dark: #A58444;
  --color-whatsapp: #25D366;
  --color-whatsapp-dark: #1EBE57;

  /* Fontes */
  --font-title: 'Playfair Display', serif;
  --font-body: 'Inter', sans-serif;

  /* Sombras */
  --shadow-sm: 0 4px 12px rgba(58, 58, 58, 0.03);
  --shadow-md: 0 12px 30px rgba(58, 58, 58, 0.05);
  --shadow-lg: 0 20px 50px rgba(58, 58, 58, 0.08);

  /* Bordas */
  --radius-sm: 4px;
  --radius-md: 10px;
  --radius-lg: 20px;
  --radius-xl: 40px;
  --radius-full: 9999px;

  /* Transições */
  --transition-smooth: all 0.5s cubic-bezier(0.25, 1, 0.5, 1);
  --transition-normal: all 0.3s ease;
  --transition-fast: all 0.15s ease;

  /* Layout */
  --max-width: 1200px;
  --header-height: 90px;
}

/* -------------------------------------------------------------
   Resets e Configurações Globais
------------------------------------------------------------- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  background-color: var(--bg-primary);
  color: var(--color-dark);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

button, input, textarea {
  font-family: inherit;
}

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

section {
  padding: 120px 0;
  position: relative;
}

/* -------------------------------------------------------------
   Tipografia & Elementos de Texto
------------------------------------------------------------- */
h1, h2, h3, h4 {
  font-family: var(--font-title);
  font-weight: 500;
  line-height: 1.25;
  color: var(--color-dark);
}

.text-xs { font-size: 0.75rem; letter-spacing: 0.15em; text-transform: uppercase; font-weight: 600; }
.text-sm { font-size: 0.875rem; }
.text-md { font-size: 1rem; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }

.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--color-gold);
  margin-bottom: 16px;
  position: relative;
  padding-left: 24px;
}

.section-tag::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 1px;
  background-color: var(--color-gold);
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 24px;
  color: var(--color-dark);
}

.section-title span {
  font-style: italic;
  font-weight: 400;
}

.section-desc {
  max-width: 600px;
  color: var(--color-dark-light);
  font-size: 1.125rem;
  margin-bottom: 48px;
}

/* -------------------------------------------------------------
   Componente de Botão (Buttons)
------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 36px;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-primary {
  background-color: var(--color-sage);
  color: var(--bg-card);
}

.btn-primary:hover {
  background-color: var(--color-sage-dark);
  box-shadow: 0 8px 20px rgba(168, 184, 165, 0.35);
  transform: translateY(-2px);
}

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

.btn-secondary:hover {
  background-color: var(--color-beige-light);
  border-color: var(--color-beige-light);
  transform: translateY(-2px);
}

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

.btn-outline-gold:hover {
  background-color: var(--color-gold);
  color: var(--bg-card);
  box-shadow: 0 8px 20px rgba(200, 169, 106, 0.25);
  transform: translateY(-2px);
}

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

.btn-whatsapp:hover {
  background-color: var(--color-gold);
  color: var(--bg-card);
  box-shadow: 0 8px 25px rgba(200, 169, 106, 0.3);
  transform: translateY(-2px);
}

.btn-whatsapp svg {
  margin-right: 8px;
  fill: currentColor;
  width: 20px;
  height: 20px;
}

/* -------------------------------------------------------------
   Navbar (Cabeçalho)
------------------------------------------------------------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  transition: var(--transition-smooth);
  display: flex;
  align-items: center;
}

.header.scrolled {
  height: 80px;
  background-color: rgba(250, 248, 245, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-sm);
  border-bottom: 1px solid rgba(217, 203, 184, 0.3);
}

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

.logo {
  font-family: var(--font-title);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--color-dark);
  display: flex;
  flex-direction: column;
}

.logo .sublogo {
  font-family: var(--font-body);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-top: 2px;
  font-weight: 500;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-dark);
  position: relative;
  padding: 8px 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 1px;
  background-color: var(--color-gold);
  transition: var(--transition-normal);
  transform: translateX(-50%);
}

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

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

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

.header-cta .btn {
  padding: 12px 28px;
  font-size: 0.8rem;
}

/* Hamburguer Menu */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1010;
}

.hamburger-line {
  display: block;
  width: 24px;
  height: 2px;
  margin: 5px 0;
  background-color: var(--color-dark);
  transition: var(--transition-normal);
}

/* -------------------------------------------------------------
   Hero Section
------------------------------------------------------------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--header-height) + 40px);
  padding-bottom: 80px;
  overflow: hidden;
  background-color: var(--bg-primary);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 64px;
}

.hero-content {
  max-width: 620px;
}

.hero-title {
  font-size: 3.25rem;
  font-weight: 400;
  margin-bottom: 24px;
  color: var(--color-dark);
  line-height: 1.2;
}

.hero-title span {
  font-family: var(--font-title);
  font-style: italic;
  color: var(--color-gold-dark);
}

.hero-text {
  font-size: 1.125rem;
  color: var(--color-dark-light);
  margin-bottom: 40px;
  font-weight: 300;
}

.hero-actions {
  display: flex;
  gap: 16px;
}

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

.hero-image-frame {
  position: relative;
  width: 100%;
  max-width: 450px;
  aspect-ratio: 4/5;
  border-radius: var(--radius-xl) var(--radius-sm) var(--radius-xl) var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  z-index: 2;
  transition: var(--transition-smooth);
}

.hero-image-frame:hover {
  transform: translateY(-5px);
  box-shadow: 0 30px 60px rgba(58, 58, 58, 0.12);
}

.hero-image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s cubic-bezier(0.25, 1, 0.5, 1);
}

.hero-image-frame:hover img {
  transform: scale(1.05);
}

.hero-backdrop {
  position: absolute;
  top: 30px;
  right: -30px;
  width: 100%;
  max-width: 450px;
  aspect-ratio: 4/5;
  border: 1px solid var(--color-beige);
  border-radius: var(--radius-xl) var(--radius-sm) var(--radius-xl) var(--radius-sm);
  z-index: 1;
  pointer-events: none;
  transition: var(--transition-smooth);
}

.hero-image-wrapper:hover .hero-backdrop {
  transform: translate(-10px, -10px);
  border-color: var(--color-gold);
}

/* -------------------------------------------------------------
   Sobre Section
------------------------------------------------------------- */
.sobre {
  background-color: var(--bg-card);
}

.sobre-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: center;
  gap: 80px;
}

.sobre-image-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.sobre-image-frame {
  position: relative;
  width: 100%;
  max-width: 420px;
  aspect-ratio: 3/4;
  border-radius: var(--radius-sm) var(--radius-xl) var(--radius-sm) var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  z-index: 2;
}

.sobre-image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s cubic-bezier(0.25, 1, 0.5, 1);
}

.sobre-image-frame:hover img {
  transform: scale(1.05);
}

.sobre-backdrop {
  position: absolute;
  bottom: -30px;
  left: -30px;
  width: 100%;
  max-width: 420px;
  aspect-ratio: 3/4;
  background-color: var(--bg-primary);
  border: 1px solid var(--color-beige);
  border-radius: var(--radius-sm) var(--radius-xl) var(--radius-sm) var(--radius-xl);
  z-index: 1;
  pointer-events: none;
  transition: var(--transition-smooth);
}

.sobre-image-wrapper:hover .sobre-backdrop {
  transform: translate(10px, 10px);
  border-color: var(--color-sage);
}

.sobre-content {
  max-width: 580px;
}

.sobre-title {
  margin-bottom: 28px;
}

.sobre-text {
  color: var(--color-dark-light);
  font-size: 1.05rem;
  margin-bottom: 24px;
}

.sobre-signature {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.signature-name {
  font-family: var(--font-title);
  font-size: 1.5rem;
  color: var(--color-dark);
  font-weight: 500;
}

.signature-title {
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gold);
  font-weight: 600;
}

/* -------------------------------------------------------------
   Tratamentos Section
------------------------------------------------------------- */
.tratamentos {
  background-color: var(--bg-primary);
}

.tratamentos-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  margin-top: 60px;
}

.treatment-card {
  background-color: var(--bg-card);
  padding: 48px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(217, 203, 184, 0.25);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.treatment-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background-color: var(--color-sage);
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition-smooth);
}

.treatment-icon {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  background-color: var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold);
  margin-bottom: 28px;
  transition: var(--transition-smooth);
}

.treatment-icon svg {
  width: 26px;
  height: 26px;
  fill: currentColor;
}

.treatment-title {
  font-size: 1.5rem;
  margin-bottom: 16px;
  color: var(--color-dark);
}

.treatment-desc {
  color: var(--color-dark-light);
  font-size: 0.975rem;
  line-height: 1.6;
}

/* Hover States Card */
.treatment-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(168, 184, 165, 0.3);
}

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

.treatment-card:hover .treatment-icon {
  background-color: var(--color-sage);
  color: var(--bg-card);
}

/* -------------------------------------------------------------
   Diferenciais Section
------------------------------------------------------------- */
.diferenciais {
  background-color: var(--bg-card);
}

.diferenciais-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 60px;
}

.differential-card {
  text-align: center;
  padding: 40px 24px;
  background-color: var(--bg-primary);
  border-radius: var(--radius-md);
  transition: var(--transition-smooth);
  border: 1px solid transparent;
}

.differential-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  background-color: var(--bg-card);
  color: var(--color-gold);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
}

.differential-icon svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

.differential-title {
  font-size: 1.2rem;
  margin-bottom: 12px;
  font-weight: 500;
  color: var(--color-dark);
}

.differential-desc {
  font-size: 0.9rem;
  color: var(--color-dark-light);
  line-height: 1.5;
}

/* Hover States Differential */
.differential-card:hover {
  background-color: var(--bg-card);
  box-shadow: var(--shadow-md);
  border-color: var(--color-beige-light);
  transform: translateY(-5px);
}

.differential-card:hover .differential-icon {
  color: var(--bg-card);
  background-color: var(--color-gold);
  transform: rotate(360deg);
}

/* -------------------------------------------------------------
   CTA Final (Agendamento)
------------------------------------------------------------- */
.cta-final {
  background-color: var(--bg-primary);
  padding: 100px 0;
}

.cta-box {
  background: linear-gradient(135deg, #F5EFE6 0%, #E6ECE3 100%);
  border-radius: var(--radius-lg);
  padding: 80px 40px;
  text-align: center;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(217, 203, 184, 0.4);
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(200, 169, 106, 0.05) 0%, transparent 60%);
  pointer-events: none;
}

.cta-content {
  position: relative;
  z-index: 2;
  max-width: 650px;
  margin: 0 auto;
}

.cta-title {
  font-size: 3rem;
  margin-bottom: 20px;
  color: var(--color-dark);
}

.cta-desc {
  font-size: 1.15rem;
  color: var(--color-dark-light);
  margin-bottom: 40px;
  font-weight: 300;
}

/* -------------------------------------------------------------
   Rodapé (Footer)
------------------------------------------------------------- */
.footer {
  background-color: #F4F1EC;
  border-top: 1px solid var(--color-beige-light);
  padding: 80px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.5fr;
  gap: 60px;
  margin-bottom: 60px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-brand .logo {
  font-size: 1.6rem;
}

.footer-brand .description {
  color: var(--color-dark-light);
  font-size: 0.95rem;
  max-width: 320px;
}

.footer-links-title {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gold-dark);
  margin-bottom: 24px;
}

.footer-links-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links-list a {
  font-size: 0.95rem;
  color: var(--color-dark-light);
}

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

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--color-dark-light);
}

.contact-item svg {
  width: 18px;
  height: 18px;
  fill: var(--color-gold);
  flex-shrink: 0;
  margin-top: 3px;
}

.footer-bottom {
  border-top: 1px solid rgba(217, 203, 184, 0.4);
  padding-top: 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--color-dark-light);
}

.social-links {
  display: flex;
  gap: 16px;
}

.social-link {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background-color: var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-dark);
  border: 1px solid rgba(217, 203, 184, 0.5);
  transition: var(--transition-normal);
}

.social-link svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.social-link:hover {
  background-color: var(--color-gold);
  color: var(--bg-card);
  border-color: var(--color-gold);
  transform: translateY(-2px);
}

/* -------------------------------------------------------------
   Animações de Entrada (Scroll Reveal)
------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.25, 1, 0.5, 1), transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.8s cubic-bezier(0.25, 1, 0.5, 1), transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.8s cubic-bezier(0.25, 1, 0.5, 1), transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

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

.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }

/* -------------------------------------------------------------
   Mídia Queries (Responsividade)
------------------------------------------------------------- */

/* Telas de Médio Porte (Tablets - 1024px) */
@media (max-width: 1024px) {
  section {
    padding: 80px 0;
  }
  
  .hero-title {
    font-size: 2.75rem;
  }
  
  .hero-grid {
    gap: 40px;
  }

  .sobre-grid {
    gap: 45px;
  }

  .tratamentos-grid {
    gap: 20px;
  }

  .diferenciais-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .footer-grid {
    gap: 40px;
  }
}

/* Tablets e Celulares em Paisagem (768px) */
@media (max-width: 768px) {
  :root {
    --header-height: 80px;
  }

  /* Hamburger Menu Toggle Display */
  .nav-toggle {
    display: block;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background-color: var(--bg-primary);
    box-shadow: -10px 0 30px rgba(58, 58, 58, 0.05);
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding: 120px 40px 40px;
    gap: 24px;
    transition: var(--transition-smooth);
    z-index: 1005;
  }

  .nav-menu.open {
    right: 0;
  }

  /* Animated Hamburger to X */
  .nav-toggle.active .hamburger-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  .nav-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
  }
  .nav-toggle.active .hamburger-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .header-cta {
    display: none; /* Hide top CTA button on mobile, it will be inside menu or hero */
  }

  /* Mobile CTA inside navbar menu */
  .nav-menu .header-cta-mobile {
    display: block;
    width: 100%;
    margin-top: 20px;
  }
  
  .nav-menu .header-cta-mobile .btn {
    width: 100%;
  }

  /* Grid Layouts to 1 Column */
  .hero-grid,
  .sobre-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 48px;
  }

  .hero-content,
  .sobre-content {
    max-width: 100%;
    margin: 0 auto;
  }

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

  .hero-image-wrapper, 
  .sobre-image-wrapper {
    order: -1; /* Place image on top on mobile */
  }
  
  .hero-image-frame,
  .sobre-image-frame {
    max-width: 380px;
  }
  
  .hero-backdrop,
  .sobre-backdrop {
    max-width: 380px;
  }
  
  .hero-backdrop {
    right: -15px;
    top: 15px;
  }
  
  .sobre-backdrop {
    left: -15px;
    bottom: -15px;
  }

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

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

/* Celulares Pequenos (480px) */
@media (max-width: 480px) {
  .hero-title {
    font-size: 2.25rem;
  }

  .hero-actions {
    flex-direction: column;
    gap: 12px;
  }
  
  .hero-actions .btn {
    width: 100%;
  }

  .section-title {
    font-size: 2rem;
  }

  .treatment-card {
    padding: 30px 24px;
  }

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

  .cta-title {
    font-size: 2.25rem;
  }

  .cta-box {
    padding: 48px 24px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }
}