:root {
  --primary-color: #007BFF;
  --primary-hover: #0056b3;
  --success-color: #28a745;
  --success-hover: #218838;
  --background-light: #f8f9fa;
  --footer-bg: #333;
  --footer-color: #fff;
  --text-dark: #333;
  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 1.5rem;
  --transition-fast: 0.3s;

  /* 🌞 Light Mode base */
  --bg-color: #f8f9fa;
  --text-color: #333;
  --card-bg: #fff;
  --border-color: #ddd;
}

.dark-mode {
  /* 🌙 Dark Mode base */
  --bg-color: #1a1a1a;
  --text-color: #f5f5f5;
  --card-bg: #2a2a2a;
  --border-color: #444;
  --footer-bg: #111;
  --footer-color: #ddd;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  font-family: Arial, sans-serif;
  color: var(--text-dark);
  line-height: 1.5;
}

/* ==========================
   Layout principal
   ========================== */
main {
  flex: 1;
  padding: 2rem 1rem;
  max-width: 50rem;
  margin-top: 90px !important;
}

.content {
  max-width: 800px;
  margin: 4.5rem auto;
  background: white;
  padding: 0 1rem;
  border-radius: var(--radius-md);
}

#title {
    text-align: center;
}

/* Layout global para manter footer no fim da página */
.keep-footer {
  display: flex;
  flex-direction: column;
  min-height: 100dvh; /* ocupa toda a altura da tela */
}

/* ==========================
   Botões globais
   ========================== */
.btn-primary {
  background-color: var(--success-color);
  color: white;
  border: none;
  padding: 0.9rem 1.35rem;
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: background-color var(--transition-fast) ease;
  max-width: 12.5rem;
  width: 100%;
  margin: 0 auto;
  display: block;
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--success-hover);
  outline: 2px solid var(--primary-color);
}

.btn-secondary,
.form button,
.buttons button {
  background-color: var(--success-color);
  /* cor principal */
  color: white;
  border: none;
  padding: 0.6rem 1.25rem;
  font-size: 1rem;
  border-radius: 1.5rem;
  /* arredondamento */
  cursor: pointer;
  transition: background-color 0.3s ease;
}

/* ==========================
   Inputs globais
   ========================== */
input[type="text"],
input[type="number"],
input[type="email"],
input[type="month"],
input[list],
textarea,
select {
  width: 100%;
  padding: 0.5rem;
  font-size: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid #ccc;
  resize: vertical;
  min-height: 2.5rem;
  font-family: inherit;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

input:focus,
textarea:focus,
select:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0.25rem rgba(0,123,255,0.5);
  outline: none;
}

.section-title {
  font-size: 1.2rem;
  font-weight: bold;
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
  border-bottom: 2px solid var(--primary-color);
  padding-bottom: 0.25rem;
  color: var(--primary-color);
}

.field {
  margin-bottom: 1rem;
}

.field-group {
  display: flex;
  gap: 1rem;
}

.field-group .field {
  flex: 1;
}

/* ==========================
   Responsividade global
   ========================== */

@media (max-width: 80rem) { /* 480px */
  
  #title {
    margin-top: -0.00625rem; /* -0.1px → arredondei para rem */
  }

  #content-home {
    margin: 0.9375rem auto; /* 15px */
  }

  .content {
  max-width: 51.25rem;
  margin: 2.5rem auto;
  background: white;
  border-radius: var(--radius-md);
}
}

@media (min-width: 850px) {
  main{
  margin-top: 120px !important
  }
}