/* ============================================
   BioIntegrativa - Design System & Styles
   Associação Canábica - Fase 1 (UI)
   ============================================ */

/* ── Google Fonts ── */
@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;1,500&display=swap');

/* ── Design Tokens ── */
:root {
  /* Colors — Green-Dominant Palette */
  --color-bg: #EDE5D3;
  --color-bg-warm: #E6DECE;
  --color-bg-card: #F5F1EB;
  --color-primary: #1B4D3E;
  --color-primary-dark: #143D30;
  --color-primary-light: #2A6B55;
  --color-accent: #7A9E8E;
  --color-accent-light: #A3C4B5;
  --color-green-bg: #1B4D3E;
  --color-green-light: #E8F0EC;
  --color-green-soft: #D4E5DC;
  --color-text: #1A1A1A;
  --color-text-muted: #5A5A5A;
  --color-text-light: #8A8A8A;
  --color-white: #FFFFFF;
  --color-overlay: rgba(20, 61, 48, 0.65);
  --color-border: rgba(27, 77, 62, 0.12);

  /* Typography */
  --font-heading: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

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

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 30px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.10);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Layout */
  --container-max: 1200px;
  --header-height: 80px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  overflow-x: hidden;
}

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

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

ul,
ol {
  list-style: none;
}

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

/* ── Utility Classes ── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

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

/* ── Section Title ── */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--color-accent);
  margin-bottom: var(--space-lg);
}

.section-label::before {
  content: '';
  display: block;
  width: 28px;
  height: 2px;
  background: var(--color-accent);
  border-radius: 1px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.2;
  margin-bottom: var(--space-lg);
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  line-height: 1.8;
  max-width: 640px;
}

/* ── Scroll Reveal Animation ── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.revealed {
  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;
}

/* ============================================
   HEADER
   ============================================ */
#main-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  display: flex;
  align-items: center;
  background: rgba(237, 229, 211, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: background var(--transition-base),
    box-shadow var(--transition-base);
}

#main-header.scrolled {
  background: rgba(237, 229, 211, 0.97);
  box-shadow: 0 1px 20px rgba(0, 0, 0, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.header-logo {
  flex-shrink: 0;
}

.header-logo img {
  height: 65px;
  width: auto;
}

.footer-logo {
  height: 50px;
  width: auto;
  object-fit: contain;
}

/* ── Navigation ── */
#main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

#main-nav .nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

#main-nav .nav-link {
  position: relative;
  padding: var(--space-sm) var(--space-md);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--color-primary);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast),
    background var(--transition-fast);
}

#main-nav .nav-link:hover {
  color: var(--color-primary-dark);
  background: rgba(44, 85, 69, 0.06);
}

#main-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  border-radius: 1px;
  transform: translateX(-50%);
  transition: width var(--transition-base);
}

#main-nav .nav-link:hover::after {
  width: 60%;
}

/* ── Área do Paciente Button ── */
#btn-area-paciente {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 10px 20px;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: background var(--transition-fast),
    transform var(--transition-fast),
    box-shadow var(--transition-fast);
}

#btn-area-paciente:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(44, 85, 69, 0.3);
}

#btn-area-paciente .lock-icon {
  font-size: 0.8rem;
}

/* ── Mobile Menu Toggle ── */
#mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  padding: 4px;
  cursor: pointer;
  z-index: 1001;
}

#mobile-menu-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--color-primary);
  border-radius: 2px;
  transition: transform var(--transition-base),
    opacity var(--transition-fast);
}

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

#mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

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

/* ============================================
   HERO SECTION — Dark Green Background
   ============================================ */
#hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  overflow: hidden;
  background: var(--color-green-bg);
  color: var(--color-white);
}

.hero-bg-pattern {
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: 0;
}

.hero-bg-pattern::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(163, 196, 181, 0.10) 0%, transparent 70%);
  border-radius: 50%;
  animation: float-gentle 12s ease-in-out infinite;
}

.hero-bg-pattern::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.04) 0%, transparent 70%);
  border-radius: 50%;
  animation: float-gentle 15s ease-in-out infinite reverse;
}

@keyframes float-gentle {

  0%,
  100% {
    transform: translate(0, 0);
  }

  50% {
    transform: translate(20px, -20px);
  }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.hero-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: rgba(255, 255, 255, 0.12);
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-accent-light);
  margin-bottom: var(--space-xl);
  animation: fadeInUp 0.8s 0.2s backwards;
}

.hero-label .leaf-icon {
  font-size: 1rem;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.4rem, 5.5vw, 3.8rem);
  font-weight: 600;
  line-height: 1.15;
  color: var(--color-white);
  margin-bottom: var(--space-xl);
  animation: fadeInUp 0.8s 0.4s backwards;
}

.hero-title .highlight {
  position: relative;
  color: var(--color-accent-light);
  font-style: italic;
}

.hero-subtitle {
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  color: rgba(255, 255, 255, 0.80);
  line-height: 1.85;
  margin-bottom: var(--space-2xl);
  max-width: 560px;
  animation: fadeInUp 0.8s 0.6s backwards;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
  animation: fadeInUp 0.8s 0.8s backwards;
}

#btn-whatsapp-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 16px 32px;
  background: var(--color-bg);
  color: var(--color-primary);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: background var(--transition-fast),
    transform var(--transition-fast),
    box-shadow var(--transition-fast);
}

#btn-whatsapp-cta:hover {
  background: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

#btn-whatsapp-cta .whatsapp-icon {
  font-size: 1.2rem;
}

.hero-scroll-hint {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.75rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  animation: fadeIn 1s 1.2s backwards;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--color-accent-light), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {

  0%,
  100% {
    opacity: 0.3;
    transform: scaleY(0.6);
  }

  50% {
    opacity: 1;
    transform: scaleY(1);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(25px);
  }

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

@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

/* Hero decorative image area */
.hero-image-area {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 45%;
  max-width: 550px;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.hero-image-area img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.image-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.08) 0%, rgba(163, 196, 181, 0.10) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: var(--space-md);
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.8rem;
  text-align: center;
  padding: var(--space-xl);
  border: 2px dashed rgba(255, 255, 255, 0.15);
  border-radius: inherit;
}

.image-placeholder .placeholder-icon {
  font-size: 2.5rem;
  opacity: 0.5;
}

.image-placeholder .placeholder-text {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.35);
  max-width: 200px;
}

/* Cream-bg sections use different placeholder colors */
#sobre-section .image-placeholder,
#contato-section .image-placeholder {
  background: linear-gradient(145deg, var(--color-bg-warm) 0%, rgba(122, 158, 142, 0.15) 100%);
  color: var(--color-accent);
  border-color: var(--color-border);
}

#sobre-section .image-placeholder .placeholder-text,
#contato-section .image-placeholder .placeholder-text {
  color: var(--color-text-light);
}

/* ============================================
   SOBRE NÓS SECTION
   ============================================ */
#sobre-section {
  padding: var(--space-4xl) 0;
  position: relative;
}

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

.sobre-image {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.sobre-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.sobre-text p {
  color: var(--color-text-muted);
  line-height: 1.85;
  margin-bottom: var(--space-lg);
}

.sobre-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
  padding-top: var(--space-2xl);
  border-top: 1px solid var(--color-border);
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: var(--space-xs);
}

/* Legal badge */
.legal-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: rgba(44, 85, 69, 0.08);
  padding: 10px 18px;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-primary);
  margin-top: var(--space-lg);
}

.legal-badge .shield-icon {
  font-size: 1.1rem;
}

/* ============================================
   TRATAMENTOS SECTION
   ============================================ */
#tratamentos-section {
  padding: var(--space-4xl) 0;
  background: var(--color-green-bg);
  color: var(--color-white);
  position: relative;
}

#tratamentos-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.1), transparent);
}

#tratamentos-section .section-label {
  color: var(--color-accent-light);
}

#tratamentos-section .section-label::before {
  background: var(--color-accent-light);
}

#tratamentos-section .section-title {
  color: var(--color-white);
}

#tratamentos-section .section-subtitle {
  color: rgba(255, 255, 255, 0.75);
}

.tratamentos-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.tratamentos-header .section-label {
  justify-content: center;
}

.tratamentos-header .section-subtitle {
  margin: 0 auto;
}

.treatment-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

.treatment-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: transform var(--transition-base),
    box-shadow var(--transition-base),
    background var(--transition-base);
  position: relative;
  overflow: hidden;
}

.treatment-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(to right, var(--color-accent-light), var(--color-accent));
  opacity: 0;
  transition: opacity var(--transition-base);
}

.treatment-card:hover {
  transform: translateY(-6px);
  background: rgba(255, 255, 255, 0.14);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
}

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

.treatment-card-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.10);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: var(--space-lg);
  transition: background var(--transition-fast);
}

.treatment-card:hover .treatment-card-icon {
  background: rgba(255, 255, 255, 0.18);
}

.treatment-card h3 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: var(--space-md);
}

.treatment-card p {
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.70);
  line-height: 1.7;
}

.treatment-card-image {
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-top: var(--space-lg);
}

.treatment-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ============================================
   JORNADA DO PACIENTE SECTION
   ============================================ */
#jornada-section {
  padding: var(--space-4xl) 0;
  position: relative;
  background: var(--color-green-light);
}

.jornada-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.jornada-header .section-label {
  justify-content: center;
}

.jornada-header .section-subtitle {
  margin: 0 auto;
}

.jornada-timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
  position: relative;
}

/* Connection line */
.jornada-timeline::before {
  content: '';
  position: absolute;
  top: 48px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  background: linear-gradient(to right,
      var(--color-primary),
      var(--color-accent),
      var(--color-accent-light),
      var(--color-primary));
  z-index: 0;
}

.jornada-step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.jornada-step-number {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: var(--color-white);
  border: 3px solid var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
  font-size: 2rem;
  transition: background var(--transition-base),
    transform var(--transition-base),
    border-color var(--transition-base);
}

.jornada-step:hover .jornada-step-number {
  background: var(--color-primary);
  transform: scale(1.08);
}

.jornada-step:hover .jornada-step-number .step-icon {
  filter: brightness(0) invert(1);
}

.jornada-step-number .step-icon {
  font-size: 2rem;
  transition: filter var(--transition-base);
}

.jornada-step h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.jornada-step p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.jornada-step-tag {
  display: inline-block;
  background: rgba(44, 85, 69, 0.08);
  color: var(--color-primary);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-sm);
}

/* ============================================
   CONTATO SECTION
   ============================================ */
#contato-section {
  padding: var(--space-4xl) 0;
  background: var(--color-bg-warm);
  position: relative;
}

#contato-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--color-border), transparent);
}

.contato-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
}

.contato-info h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.2;
  margin-bottom: var(--space-lg);
}

.contato-info>p {
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: var(--space-2xl);
}

.contato-items {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.contato-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
}

.contato-item-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: rgba(27, 77, 62, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
  color: var(--color-primary);
}

.contato-item-icon svg {
  flex-shrink: 0;
}

.contato-item-icon.icon-whatsapp {
  background: rgba(37, 211, 102, 0.10);
  color: #25D366;
}

.contato-item-icon.icon-instagram {
  background: rgba(225, 48, 108, 0.08);
  color: #E1306C;
}

.contato-item-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.contato-item-label {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-accent);
}

.contato-item-value {
  font-size: 0.95rem;
  color: var(--color-text);
}

.contato-item-value a {
  transition: color var(--transition-fast);
}

.contato-item-value a:hover {
  color: var(--color-primary);
}

/* ── Contact Form ── */
#contact-form {
  background: var(--color-bg-card);
  padding: var(--space-2xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--color-text);
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast),
    box-shadow var(--transition-fast);
  outline: none;
}

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

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(122, 158, 142, 0.15);
}

.form-group textarea {
  min-height: 130px;
  resize: vertical;
}

#btn-contact-submit {
  width: 100%;
  padding: 16px;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: background var(--transition-fast),
    transform var(--transition-fast),
    box-shadow var(--transition-fast);
}

#btn-contact-submit:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(44, 85, 69, 0.3);
}

/* ============================================
   FOOTER
   ============================================ */
#main-footer {
  background: var(--color-primary);
  color: var(--color-white);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-brand .footer-logo {
  height: 45px;
  margin-bottom: var(--space-lg);
  filter: brightness(0) invert(1);
}

.footer-brand p {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.7;
  max-width: 280px;
}

.footer-column h4 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-lg);
  position: relative;
  padding-bottom: var(--space-sm);
}

.footer-column h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 24px;
  height: 2px;
  background: var(--color-accent-light);
  border-radius: 1px;
}

.footer-column ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-column ul li a {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-fast),
    padding-left var(--transition-fast);
}

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

.footer-column:last-child ul li {
  font-size: 0.78rem;
  word-break: break-all;
}

.footer-column:last-child ul li a {
  font-size: 0.78rem;
}

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

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: background var(--transition-fast),
    transform var(--transition-fast);
}

.footer-social a:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.footer-bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.5);
}

/* ============================================
   LOGIN MODAL
   ============================================ */
#login-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base),
    visibility var(--transition-base);
}

#login-modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-overlay {
  position: absolute;
  inset: 0;
  background: var(--color-overlay);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.modal-content {
  position: relative;
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  width: 100%;
  max-width: 420px;
  margin: var(--space-xl);
  box-shadow: var(--shadow-xl);
  transform: translateY(20px) scale(0.96);
  transition: transform var(--transition-spring);
}

#login-modal.active .modal-content {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--color-text-muted);
  transition: background var(--transition-fast),
    color var(--transition-fast);
}

.modal-close:hover {
  background: rgba(0, 0, 0, 0.05);
  color: var(--color-text);
}

.modal-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.modal-header .modal-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(44, 85, 69, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
  font-size: 1.6rem;
}

.modal-header h2 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}

.modal-header p {
  font-size: 0.88rem;
  color: var(--color-text-muted);
}

#login-form .form-group {
  margin-bottom: var(--space-md);
}

#btn-login-submit {
  width: 100%;
  padding: 14px;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  margin-top: var(--space-sm);
  transition: background var(--transition-fast),
    transform var(--transition-fast),
    box-shadow var(--transition-fast);
}

#btn-login-submit:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(44, 85, 69, 0.3);
}

.modal-footer {
  text-align: center;
  margin-top: var(--space-lg);
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.modal-footer a {
  color: var(--color-primary);
  font-weight: 500;
}

.modal-footer a:hover {
  text-decoration: underline;
}

/* ============================================
   WHATSAPP FLOATING BUTTON
   ============================================ */
#whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 900;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 22px;
  border-radius: var(--radius-full);
  background: #25D366;
  color: white;
  font-size: 0.9rem;
  font-weight: 600;
  font-family: var(--font-body);
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: transform var(--transition-fast),
    box-shadow var(--transition-fast);
  animation: whatsappPulse 3s ease-in-out infinite;
}

#whatsapp-float svg {
  flex-shrink: 0;
}

#whatsapp-float .whatsapp-label {
  font-size: 0.88rem;
  letter-spacing: 0.3px;
}

#whatsapp-float:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.5);
}

@keyframes whatsappPulse {

  0%,
  100% {
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  }

  50% {
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4), 0 0 0 12px rgba(37, 211, 102, 0.08);
  }
}

.whatsapp-tooltip {
  position: absolute;
  right: 72px;
  background: var(--color-white);
  color: var(--color-text);
  padding: 8px 16px;
  border-radius: var(--radius-md);
  font-size: 0.82rem;
  font-weight: 500;
  white-space: nowrap;
  box-shadow: var(--shadow-md);
  opacity: 0;
  transform: translateX(8px);
  transition: opacity var(--transition-fast),
    transform var(--transition-fast);
  pointer-events: none;
}

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

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

/* ── Tablet (≤ 1024px) ── */
@media (max-width: 1024px) {
  .hero-image-area {
    display: none;
  }

  .hero-content {
    max-width: 100%;
  }

  .sobre-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .sobre-image {
    max-height: 350px;
  }

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

  .jornada-timeline {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-2xl);
  }

  .jornada-timeline::before {
    display: none;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
  }
}

/* ── Mobile Large (≤ 768px) ── */
@media (max-width: 768px) {
  :root {
    --header-height: 68px;
  }

  #mobile-menu-toggle {
    display: flex;
  }

  #main-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 300px;
    max-width: 85vw;
    background: var(--color-bg);
    flex-direction: column;
    padding: calc(var(--header-height) + var(--space-xl)) var(--space-xl) var(--space-xl);
    box-shadow: -8px 0 40px rgba(0, 0, 0, 0.1);
    transform: translateX(100%);
    transition: transform var(--transition-base);
  }

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

  #main-nav .nav-list {
    flex-direction: column;
    width: 100%;
    gap: var(--space-xs);
  }

  #main-nav .nav-link {
    display: block;
    padding: var(--space-md);
    font-size: 1rem;
    border-radius: var(--radius-md);
  }

  #main-nav .nav-link::after {
    display: none;
  }

  #btn-area-paciente {
    width: 100%;
    justify-content: center;
    margin-top: var(--space-md);
  }

  .nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base),
      visibility var(--transition-base);
  }

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

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

  .treatment-cards {
    grid-template-columns: 1fr;
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }
}

/* ── Mobile Small (≤ 480px) ── */
@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-md);
  }

  .hero-title {
    font-size: clamp(2rem, 7vw, 2.6rem);
  }

  .jornada-timeline {
    grid-template-columns: 1fr;
  }

  .jornada-step-number {
    width: 72px;
    height: 72px;
  }

  .jornada-step-number .step-icon {
    font-size: 1.5rem;
  }

  .sobre-stats {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .stat-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    text-align: left;
  }
}

/* ── Jornada CTA ── */
.jornada-cta {
  text-align: center;
  margin-top: var(--space-3xl);
}

.jornada-cta .btn-whatsapp-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 18px 36px;
  background: var(--color-primary);
  color: white;
  font-size: 1.05rem;
  font-weight: 600;
  font-family: var(--font-body);
  border-radius: var(--radius-full);
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(27, 77, 62, 0.3);
  transition: background var(--transition-fast),
    transform var(--transition-fast),
    box-shadow var(--transition-fast);
}

.jornada-cta .btn-whatsapp-cta:hover {
  background: var(--color-primary-dark);
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(27, 77, 62, 0.4);
}

.jornada-cta .btn-whatsapp-cta .whatsapp-icon {
  display: flex;
  align-items: center;
}

.jornada-cta .btn-whatsapp-cta .whatsapp-icon svg {
  fill: white;
}

/* ============================================
   PATHOLOGIES CARD & MODAL
   ============================================ */

/* ── Clickable Card CTA ── */
.treatment-card--patologias {
  cursor: pointer;
}

.treatment-card-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: var(--space-lg);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-accent-light);
  transition: gap var(--transition-fast);
}

.treatment-card--patologias:hover .treatment-card-cta {
  gap: 12px;
}

/* ── Patologias Modal ── */
.patologias-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.patologias-modal.active {
  opacity: 1;
  pointer-events: auto;
}

.patologias-modal .modal-overlay {
  position: absolute;
  inset: 0;
  background: var(--color-overlay);
  cursor: pointer;
}

.patologias-modal-content {
  position: relative;
  z-index: 1;
  width: 90%;
  max-width: 820px;
  max-height: 85vh;
  overflow-y: auto;
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  padding: var(--space-3xl);
  box-shadow: var(--shadow-xl);
  animation: modalSlideIn 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(30px) scale(0.97);
  }

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

.patologias-modal-content .modal-close {
  position: absolute;
  top: 16px;
  right: 20px;
  font-size: 1.8rem;
  color: var(--color-text-muted);
  background: none;
  border: none;
  cursor: pointer;
  line-height: 1;
  transition: color var(--transition-fast);
}

.patologias-modal-content .modal-close:hover {
  color: var(--color-primary);
}

.patologias-modal-header {
  margin-bottom: var(--space-2xl);
}

.patologias-modal-header .section-label {
  margin-bottom: var(--space-sm);
}

.patologias-modal-header h2 {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.patologias-modal-header p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ── Patologias List ── */
.patologias-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px 24px;
  list-style: none;
  padding: 0;
  margin-bottom: var(--space-2xl);
}

.patologias-list li {
  position: relative;
  padding: 8px 0 8px 20px;
  font-size: 0.88rem;
  color: var(--color-text);
  line-height: 1.5;
  border-bottom: 1px solid rgba(27, 77, 62, 0.06);
}

.patologias-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 14px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
}

/* ── Modal Footer CTA ── */
.patologias-modal-footer {
  background: rgba(27, 77, 62, 0.06);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  text-align: center;
}

.patologias-modal-footer p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-lg);
}

.btn-patologias-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: #25D366;
  color: white;
  font-size: 0.92rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: background var(--transition-fast),
    transform var(--transition-fast),
    box-shadow var(--transition-fast);
}

.btn-patologias-cta:hover {
  background: #20bd5a;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.3);
}

/* ── Privacy Content Sections ── */
.privacidade-content {
  margin-bottom: var(--space-2xl);
}

.privacidade-section {
  margin-bottom: var(--space-xl);
}

.privacidade-section h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.privacidade-section p {
  font-size: 0.9rem;
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: var(--space-sm);
}

.privacidade-section ul {
  list-style: none;
  padding: 0;
  margin-top: var(--space-sm);
}

.privacidade-section ul li {
  position: relative;
  padding: 6px 0 6px 20px;
  font-size: 0.88rem;
  color: var(--color-text);
  line-height: 1.7;
}

.privacidade-section ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 14px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
}

/* ── Patologias Modal Responsive ── */
@media (max-width: 768px) {
  .patologias-modal-content {
    width: 95%;
    padding: var(--space-xl);
    max-height: 90vh;
  }

  .patologias-list {
    grid-template-columns: 1fr;
  }

  .patologias-modal-header h2 {
    font-size: 1.4rem;
  }
}