/* ==========================================================================
   LactoTracker - Landing Page "Em Breve / Nova Versão"
   Design System & Modern CSS - Identidade Suave e Clean Richen Brasil
   Baseado no estilo oficial de richen-brasil.com.br
   Cores: Fundo Branco Suave, Tipografia Nobre Escura e Verde Institucional Richen
   ========================================================================== */

:root {
  /* Paleta Base - Branco Suave e Clínico (Estilo richen-brasil.com.br) */
  --bg-primary: #F8FAF9;          /* Fundo suave muito leve */
  --bg-secondary: #FFFFFF;        /* Branco puro para cabeçalho e superfícies */
  --bg-card: #FFFFFF;             /* Cartões em branco puro e limpo */
  --bg-card-hover: #FFFFFF;
  --bg-input: #F8FAF9;            /* Inputs com leve contraste suave */
  --border-subtle: #E2E8F0;       /* Divisores elegantes e neutros */
  --border-card: #E5EBE7;         /* Borda sutil de cartões */
  --border-highlight: rgba(61, 139, 89, 0.35);
  --border-active: #3D8B59;

  /* Identidade Verde Richen Brasil (Oficial do site richen-brasil.com.br) */
  --green-richen: #3D8B59;        /* Verde oficial Richen Brasil */
  --green-richen-dark: #2A633F;   /* Verde escuro para hover e contrastes */
  --green-richen-deep: #1E492E;   /* Verde profundo institucional */
  --green-richen-light: #52B076;  /* Verde intermediário suave */
  --green-accent: #61CE70;        /* Verde vibrante para detalhes */
  --green-badge-bg: #EAF5EE;      /* Fundo suave de badges e tags */
  --green-badge-border: #C6E4D0;
  --green-glow: rgba(61, 139, 89, 0.18);

  /* Tipografia & Legibilidade Máxima */
  --text-main: #0F172A;           /* Texto escuro com excelente contraste */
  --text-heading: #0B1E13;        /* Chumbo esverdeado escuro para títulos */
  --text-muted: #475569;          /* Cinza ardósia para descrições e parágrafos */
  --text-dim: #64748B;            /* Cinza suave para legendas e notas */
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Sombras Suaves e Elegantes (Light Medical Clean) */
  --shadow-subtle: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-card: 0 8px 24px rgba(15, 23, 42, 0.05), 0 2px 8px rgba(61, 139, 89, 0.04);
  --shadow-card-hover: 0 16px 36px rgba(15, 23, 42, 0.09), 0 4px 16px rgba(61, 139, 89, 0.12);
  --shadow-header: 0 2px 14px rgba(0, 0, 0, 0.04);

  /* Transições */
  --transition-smooth: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-bounce: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

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

body {
  min-height: 100vh;
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
}

/* Background Atmosphere & Ambient Lighting (Luzes Suaves em Fundo Claro) */
.ambient-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  background: linear-gradient(180deg, #FFFFFF 0%, #F6FAF7 45%, #EEF5F0 100%);
}

.ambient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  will-change: transform;
  animation: floatOrb 20s ease-in-out infinite alternate;
}

.orb-1 {
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, rgba(61, 139, 89, 0.12) 0%, rgba(61, 139, 89, 0) 70%);
  top: -120px;
  left: 5%;
  animation-duration: 18s;
}

.orb-2 {
  width: 620px;
  height: 620px;
  background: radial-gradient(circle, rgba(97, 206, 112, 0.1) 0%, rgba(97, 206, 112, 0) 70%);
  bottom: 5%;
  right: -80px;
  animation-duration: 24s;
}

.orb-3 {
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, rgba(61, 139, 89, 0.08) 0%, rgba(61, 139, 89, 0) 70%);
  top: 40%;
  left: 45%;
  transform: translate(-50%, -50%);
  animation-duration: 22s;
}

/* Subtle Grid Pattern Overlay */
.grid-overlay {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(61, 139, 89, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(61, 139, 89, 0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(ellipse at 50% 30%, black 50%, transparent 85%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 30%, black 50%, transparent 85%);
}

/* Ambient Watermark (Silhueta Suave do Equipamento no Fundo) */
.ambient-watermark {
  position: absolute;
  top: 6%;
  right: -6%;
  width: min(650px, 48vw);
  opacity: 0.045;
  pointer-events: none;
  filter: grayscale(100%) contrast(110%);
  transform: rotate(-5deg);
  z-index: 0;
}

.ambient-watermark img {
  width: 100%;
  height: auto;
  display: block;
}

@keyframes floatOrb {
  0% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(40px, 30px) scale(1.08);
  }
  100% {
    transform: translate(-30px, -40px) scale(0.95);
  }
}

/* Page Layout */
.page-wrapper {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  width: 100%;
}

/* Header (com a faixa verde característica da Richen Brasil) */
.site-header {
  padding: 1.5rem 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 2px solid var(--green-richen);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-header);
}

.brand-link {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  background: #FFFFFF;
  padding: 0.55rem 1.6rem;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  border: 1px solid #E2E8F0;
  transition: var(--transition-smooth);
}

.brand-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(61, 139, 89, 0.2);
  border-color: var(--green-richen);
}

.brand-logo-img {
  height: 42px;
  max-width: 220px;
  width: auto;
  object-fit: contain;
  display: block;
}

/* Main Content */
.main-content {
  flex: 1;
  padding: 3.5rem 0 4.5rem;
  display: flex;
  flex-direction: column;
  gap: 4rem;
}

/* Hero Section */
.hero-section {
  text-align: center;
  max-width: 860px;
  margin: 0 auto;
  position: relative;
}

.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 1.25rem;
  background: var(--green-badge-bg);
  border: 1px solid var(--green-badge-border);
  border-radius: 9999px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--green-richen-dark);
  margin-bottom: 1.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  box-shadow: 0 2px 8px rgba(61, 139, 89, 0.08);
}

.badge-sparkle {
  color: var(--green-richen);
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.4rem, 5.5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.035em;
  margin-bottom: 1.5rem;
  color: var(--text-heading);
}

.text-gradient {
  background: linear-gradient(135deg, #2A633F 0%, #3D8B59 55%, #52B076 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-description {
  font-size: clamp(1.05rem, 2vw, 1.22rem);
  color: var(--text-muted);
  max-width: 720px;
  margin: 0 auto;
  font-weight: 400;
  line-height: 1.75;
}

/* Features Grid Section */
.features-section {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.section-label {
  font-size: 0.825rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 800;
  color: var(--green-richen);
  margin-bottom: 0.5rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3.2vw, 2.2rem);
  font-weight: 800;
  color: var(--text-heading);
  letter-spacing: -0.02em;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.preview-card {
  background: #FFFFFF;
  border: 1px solid var(--border-card);
  border-radius: 18px;
  padding: 2.2rem 1.85rem;
  box-shadow: var(--shadow-card);
  transition: var(--transition-bounce);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.preview-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #3D8B59, #61CE70);
  opacity: 0;
  transition: var(--transition-smooth);
}

.preview-card:hover {
  transform: translateY(-6px);
  border-color: #C6E4D0;
  box-shadow: var(--shadow-card-hover);
}

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

.card-icon-box {
  width: 50px;
  height: 50px;
  border-radius: 14px;
  background: var(--green-badge-bg);
  border: 1px solid var(--green-badge-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green-richen);
  transition: var(--transition-smooth);
}

.preview-card:hover .card-icon-box {
  background: var(--green-richen);
  border-color: var(--green-richen);
  color: #FFFFFF;
  transform: scale(1.06);
}

.card-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-heading);
  letter-spacing: -0.01em;
}

.card-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* Footer Minimalista */
.site-footer {
  margin-top: auto;
  padding: 2.5rem 0 3rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 0.875rem;
  color: var(--text-dim);
  background: transparent;
}

.footer-copy {
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

/* Botão CTA Hero */
.btn-cta-hero {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  background: linear-gradient(135deg, #3D8B59 0%, #2E6B44 100%);
  color: #FFFFFF;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  padding: 0.9rem 1.85rem;
  border-radius: 9999px;
  text-decoration: none;
  box-shadow: 0 6px 20px rgba(61, 139, 89, 0.32);
  transition: var(--transition-smooth);
}

.btn-cta-hero:hover {
  transform: translateY(-2px);
  background: linear-gradient(135deg, #357B4E 0%, #245737 100%);
  box-shadow: 0 10px 26px rgba(61, 139, 89, 0.42);
  color: #FFFFFF;
}

.btn-cta-hero svg {
  transition: transform 0.2s ease;
}

.btn-cta-hero:hover svg {
  transform: translateX(3px);
}

/* ==========================================================================
   Seção de Implantação e Formulário Moderno Suave (Light Mode Richen)
   ========================================================================== */
.implantacao-section {
  width: 100%;
  max-width: 780px;
  margin: 0 auto;
  scroll-margin-top: 2rem;
}

.section-subtitle {
  font-size: 0.92rem;
  color: var(--text-muted);
  max-width: 620px;
  margin: 0.5rem auto 0;
  line-height: 1.55;
}

.form-container {
  margin-top: 1.6rem;
}

/* Grupos de Cards do Formulário */
.form-card-group {
  background: #FFFFFF;
  border: 1px solid var(--border-card);
  border-radius: 14px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.15rem;
  box-shadow: var(--shadow-card);
  transition: var(--transition-smooth);
}

.form-card-group:hover {
  border-color: var(--green-badge-border);
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.07);
}

.form-group-title {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 0.95rem;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid #EEF2F0;
}

.form-group-title svg {
  color: var(--green-richen);
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* Grid do Formulário */
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  position: relative;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: #1E293B;
  letter-spacing: 0.01em;
}

.form-label .required {
  color: #DC2626;
  margin-left: 2px;
}

/* Controles de Formulário (Inputs, Selects, Textareas) */
.form-control {
  width: 100%;
  height: 38px;
  min-height: 38px;
  background: #F8FAF9;
  border: 1px solid #D5DFD8;
  border-radius: 6px;
  padding: 0.4rem 0.75rem;
  font-family: var(--font-body);
  font-size: 0.83rem;
  color: #0F172A;
  transition: var(--transition-smooth);
  outline: none;
}

.form-control::placeholder {
  color: #94A3B8;
  font-size: 0.8rem;
}

.form-control:focus {
  border-color: var(--green-richen);
  background: #FFFFFF;
  box-shadow: 0 0 0 3px rgba(61, 139, 89, 0.16);
}

.form-control.is-invalid {
  border-color: #DC2626 !important;
  background: #FEF2F2 !important;
  box-shadow: 0 0 0 2px rgba(220, 38, 38, 0.2) !important;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%233D8B59' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2.2rem;
  cursor: pointer;
}

.form-select option {
  background-color: #FFFFFF;
  color: #0F172A;
}

.form-textarea {
  resize: vertical;
  min-height: 65px;
  line-height: 1.45;
  font-size: 0.85rem;
}

/* Mensagens de Validação e Dicas */
.field-hint {
  font-size: 0.72rem;
  color: var(--text-dim);
  line-height: 1.3;
  margin-top: 0.1rem;
}

.field-error {
  font-size: 0.75rem;
  color: #DC2626;
  font-weight: 500;
  margin-top: 0.12rem;
  display: block;
}

/* Input com Botão Integrado (CEP) */
.input-with-button {
  display: flex;
  gap: 0.45rem;
}

.btn-action-inline {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--green-badge-bg);
  border: 1px solid var(--green-badge-border);
  color: var(--green-richen-dark);
  border-radius: 7px;
  padding: 0 0.85rem;
  font-size: 0.8rem;
  font-weight: 700;
  font-family: var(--font-body);
  cursor: pointer;
  white-space: nowrap;
  transition: var(--transition-smooth);
}

.btn-action-inline svg {
  width: 15px;
  height: 15px;
}

.btn-action-inline:hover {
  background: var(--green-richen);
  border-color: var(--green-richen);
  color: #FFFFFF;
}

.cep-feedback {
  font-size: 0.75rem;
  margin-top: 0.15rem;
  display: block;
}

.cep-feedback.feedback-info {
  color: var(--green-richen);
}

.cep-feedback.feedback-success {
  color: #16A34A;
}

.cep-feedback.feedback-warning {
  color: #D97706;
}

/* Radio Pill Group ("Cliente Richen?") */
.radio-pill-group {
  display: flex;
  gap: 0.65rem;
  flex-wrap: wrap;
  margin-top: 0.15rem;
}

.radio-pill {
  cursor: pointer;
  user-select: none;
}

.radio-pill input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.radio-pill-content {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.38rem 0.85rem;
  background: #F1F5F2;
  border: 1px solid #D1DDD4;
  border-radius: 9999px;
  font-size: 0.8rem;
  color: #475569;
  transition: var(--transition-smooth);
}

.pill-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 2px solid #94A3B8;
  transition: var(--transition-smooth);
}

.radio-pill input[type="radio"]:checked + .radio-pill-content {
  background: var(--green-badge-bg);
  border-color: var(--green-richen);
  color: var(--green-richen-deep);
  font-weight: 700;
}

.radio-pill input[type="radio"]:checked + .radio-pill-content .pill-dot {
  border-color: var(--green-richen);
  background-color: var(--green-richen);
  box-shadow: 0 0 6px rgba(61, 139, 89, 0.4);
}

/* Ações do Formulário e Botão de Envio */
.form-actions {
  text-align: center;
  margin-top: 0.6rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.65rem;
}

.btn-submit-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  background: linear-gradient(135deg, #3D8B59 0%, #2E6B44 100%);
  color: #FFFFFF;
  border: none;
  border-radius: 9px;
  padding: 0.72rem 1.8rem;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(61, 139, 89, 0.3);
  transition: var(--transition-smooth);
  width: 100%;
  max-width: 350px;
}

.btn-submit-primary:hover:not(:disabled) {
  transform: translateY(-2px);
  background: linear-gradient(135deg, #357B4E 0%, #245737 100%);
  box-shadow: 0 10px 26px rgba(61, 139, 89, 0.42);
}

.btn-submit-primary:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

.btn-spinner {
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #FFFFFF;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.form-security-note {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  color: var(--text-dim);
}

/* Alertas de Feedback */
.form-alert-container {
  margin-bottom: 1.25rem;
  animation: fadeIn 0.4s ease;
}

.alert-box {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.85rem 1.15rem;
  border-radius: 10px;
  font-size: 0.85rem;
  line-height: 1.5;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.06);
}

.alert-sucesso {
  background: #ECFDF5;
  border: 1px solid #A7F3D0;
  color: #065F46;
}

.alert-sucesso .alert-icon {
  color: #10B981;
  flex-shrink: 0;
}

.alert-erro {
  background: #FEF2F2;
  border: 1px solid #FECACA;
  color: #991B1B;
}

.alert-erro .alert-icon {
  color: #EF4444;
  flex-shrink: 0;
}

/* Responsive Breakpoints */
@media (max-width: 640px) {
  .page-wrapper {
    padding: 0 1.25rem;
  }

  .site-header {
    padding: 1.25rem 0;
  }

  .brand-logo-img {
    height: 34px;
    max-width: 180px;
  }

  .main-content {
    padding: 2.2rem 0 3.2rem;
    gap: 3.2rem;
  }

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

  .form-grid {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .form-card-group {
    padding: 1rem 1rem;
    margin-bottom: 0.95rem;
  }

  .btn-submit-primary {
    width: 100%;
    padding: 0.75rem 1.25rem;
    font-size: 0.9rem;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}