/* ==========================================================================
   VARIÁVEIS (Altere as cores aqui)
   ========================================================================== */
:root {
  /* Cores de Fundo */
  --color-bg-page: #f7f9fc;       /* Fundo da tela inteira */
  --color-bg-container: #ffffff;  /* Fundo do card principal */
  
  /* Cores da Marca e Textos */
  --color-primary: #ff477e;       /* Cor de destaque principal */
  --color-text-main: #1a202c;     /* Cor de texto escuro */
  --color-text-muted: #4a5568;    /* Cor de texto secundário */
  
  /* Botão Principal */
  --color-btn-bg: #25d366;        /* Verde padrão WhatsApp */
  --color-btn-text: #ffffff;
  --color-btn-hover: #20bd5a;
  
  /* Tag (Badge) de Exclusividade */
  --color-badge-bg: #ffe4e6;
  --color-badge-text: #e11d48;
  
  /* Notificação (Toast) */
  --color-toast-bg: rgba(0, 0, 0, 0.85);
  --color-toast-text: #ffffff;

  /* Espaçamentos e Fontes */
  --font-family: 'Inter', system-ui, -apple-system, sans-serif;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --border-radius-sm: 8px;
  --border-radius-md: 12px;
  --border-radius-full: 9999px;
}

/* ==========================================================================
   RESET & CONFIGURAÇÕES BASE
   ========================================================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-family);
  background-color: var(--color-bg-page);
  color: var(--color-text-main);
  display: flex;
  justify-content: center;
  min-height: 100dvh; /* Atualizado para dvh */
}
/* ==========================================================================
   BEM BLOCKS
   ========================================================================== */

/* Block: Landing (Container Principal) */
.landing {
  width: 100%;
  max-width: 1200px; /* Limite máximo para desktop */
  margin: 0 auto; /* Centraliza o container em telas grandes */
  background-color: var(--color-bg-container);
  min-height: 100dvh; /* Atualizado para dvh */
  padding: var(--spacing-lg) var(--spacing-md) 80px; 
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  position: relative;
  overflow-x: hidden;
}

.landing__header {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

/* Block: Badge */
.badge {
  display: inline-block;
  padding: 6px 12px;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--border-radius-full);
  letter-spacing: 0.5px;
}

.badge--primary {
  background-color: var(--color-badge-bg);
  color: var(--color-badge-text);
}

/* Block: Hero */
.hero {
  text-align: center;
  margin-bottom: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero__title {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-main);
}

.hero__subtitle {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: var(--spacing-lg);
  padding: 0 var(--spacing-sm);
}

.hero__social-proof {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

/* Block: Profile */
.profile {
  margin-bottom: var(--spacing-md);
}

.profile__image {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--color-primary);
  padding: 3px;
}

/* Block: Button */
.btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  text-decoration: none;
  padding: 14px;
  border-radius: var(--border-radius-md);
  transition: transform 0.2s ease, background-color 0.2s ease;
  animation: pulse 2s infinite;
}

.btn--action {
  background-color: var(--color-btn-bg);
  color: var(--color-btn-text);
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.3);
}

.btn--action:hover {
  background-color: var(--color-btn-hover);
  transform: scale(1.02);
}

.btn__text {
  font-size: 1.1rem;
  font-weight: 800;
  text-transform: uppercase;
}

.btn__subtext {
  font-size: 0.75rem;
  opacity: 0.9;
  margin-top: 2px;
}

/* Block: Features */
.features {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

/* Block: Feature Card */
.feature-card {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  background-color: var(--color-bg-page);
  padding: var(--spacing-md);
  border-radius: var(--border-radius-md);
}

.feature-card__icon {
  font-size: 1.8rem;
  line-height: 1;
}

.feature-card__content {
  flex: 1;
}

.feature-card__title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--color-text-main);
}

.feature-card__description {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.4;
}

/* Block: Toast (Notificação Inferior) */
.toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%) translateY(50px);
  opacity: 0;
  visibility: hidden;
  background-color: var(--color-toast-bg);
  color: var(--color-toast-text);
  padding: 10px 20px;
  border-radius: var(--border-radius-full);
  font-size: 0.85rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  white-space: nowrap;
  z-index: 100;
  pointer-events: none;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.toast--visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
  visibility: visible;
}

/* ==========================================================================
   ANIMAÇÕES
   ========================================================================== */
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.4); }
  70% { box-shadow: 0 0 0 10px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

@keyframes slideUpFade {
  0% { opacity: 0; transform: translate(-50%, 20px); }
  10% { opacity: 1; transform: translate(-50%, 0); }
  80% { opacity: 1; transform: translate(-50%, 0); }
  90% { opacity: 0; transform: translate(-50%, 20px); }
  100% { opacity: 0; transform: translate(-50%, 20px); }
}