/* ========================================
   RESPONSIVE CSS - Mobile First
   ======================================== */

/* ========== FORMULÁRIO PROGRESSIVO ========== */

.form-progressive {
  background-color: var(--color-white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  max-width: 700px;
  margin: 0 auto;
}

.form-step-intro {
  text-align: center;
  font-size: var(--text-base);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
}

.form-step-title {
  text-align: center;
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--spacing-xl);
}

/* Options (Radio buttons) */
.form-options {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.form-option {
  position: relative;
  display: flex;
  align-items: center;
  padding: var(--spacing-lg);
  background-color: var(--color-bg);
  border: 2px solid transparent;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.form-option:hover {
  background-color: var(--color-primary-light);
  border-color: var(--color-primary);
}

.form-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  cursor: pointer;
}

.form-option input[type="radio"]:checked ~ .form-option-text {
  font-weight: 600;
  color: var(--color-primary-dark);
}

.form-option input[type="radio"]:checked ~ .form-option-text::before {
  content: '✓';
  position: absolute;
  left: var(--spacing-md);
  color: var(--color-primary);
  font-weight: 700;
}

.form-option-text {
  position: relative;
  padding-left: var(--spacing-xl);
  font-size: var(--text-lg);
  color: var(--color-text);
  transition: all var(--transition-fast);
}

.form-option input[type="radio"]:checked {
  background-color: var(--color-primary-light);
  border-color: var(--color-primary);
}

/* Checkboxes */
.form-checkboxes {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.form-checkbox {
  position: relative;
  display: flex;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-lg);
  background-color: var(--color-bg);
  border: 2px solid transparent;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.form-checkbox:hover {
  background-color: var(--color-primary-light);
  border-color: var(--color-primary);
}

.form-checkbox input[type="checkbox"] {
  width: 20px;
  height: 20px;
  margin-right: var(--spacing-md);
  cursor: pointer;
  accent-color: var(--color-primary);
}

.form-checkbox-text {
  font-size: var(--text-base);
  color: var(--color-text);
}

.form-checkbox input[type="checkbox"]:checked ~ .form-checkbox-text {
  font-weight: 600;
  color: var(--color-primary-dark);
}

/* Text Inputs */
.form-inputs {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.form-input {
  padding: var(--spacing-md);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.form-input:focus {
  outline: none;
  background-color: var(--color-white);
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.1);
}

.form-input::placeholder {
  color: var(--color-text-lighter);
}

/* Navigation */
.form-navigation {
  display: flex;
  justify-content: space-between;
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.form-navigation .btn {
  flex: 1;
}

/* ========== MOBILE (Base: 320px - 767px) ========== */

@media (max-width: 767px) {
  /* Tipografia */
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.75rem;
  }
  
  h3 {
    font-size: 1.5rem;
  }
  
  /* Espaçamentos */
  .section {
    padding: var(--spacing-2xl) 0;
  }
  
  /* Hero */
  .hero {
    min-height: 80vh;
    padding: var(--spacing-2xl) 0;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-description {
    font-size: 1rem;
  }
  
  /* Botões */
  .btn {
    padding: 0.75rem 1.5rem;
    font-size: var(--text-sm);
  }
  
  .btn-large {
    padding: 1rem 2rem;
    font-size: var(--text-base);
  }
  
  /* Cards */
  .symptoms-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .method-cards {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  /* Formulário */
  .form-progressive {
    padding: var(--spacing-lg);
  }
  
  .form-step-title {
    font-size: var(--text-xl);
  }
  
  .form-option-text {
    font-size: var(--text-base);
  }
  
  .form-navigation {
    flex-direction: column;
  }
  
  .form-navigation .btn {
    width: 100%;
  }
  
  /* FAQ */
  .faq-question {
    font-size: var(--text-base);
    padding: var(--spacing-md);
  }
  
  /* Footer */
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    text-align: center;
  }
}

/* ========== TABLET (768px - 1023px) ========== */

@media (min-width: 768px) and (max-width: 1023px) {
  /* Container */
  .container {
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
  }
  
  /* Hero */
  .hero-title {
    font-size: 3rem;
  }
  
  /* Cards */
  .symptoms-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .method-cards {
    grid-template-columns: repeat(2, 1fr);
  }
  
  /* Autoridade */
  .authority-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
  }
  
  .authority-quote {
    font-size: var(--text-2xl);
  }
}

/* ========== DESKTOP (1024px+) ========== */

@media (min-width: 1024px) {
  /* Container */
  .container {
    padding-left: var(--spacing-lg);
    padding-right: var(--spacing-lg);
  }
  
  /* Hero */
  .hero-title {
    font-size: 4rem;
  }
  
  /* Cards */
  .symptoms-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .method-cards {
    grid-template-columns: repeat(3, 1fr);
  }
  
  /* Hover effects (apenas desktop) */
  .symptom-card:hover,
  .method-card:hover {
    transform: translateY(-8px);
  }
}

/* ========== LARGE DESKTOP (1440px+) ========== */

@media (min-width: 1440px) {
  /* Container */
  .container {
    max-width: 1400px;
  }
  
  /* Tipografia */
  h1 {
    font-size: 4.5rem;
  }
  
  h2 {
    font-size: 3.5rem;
  }
  
  /* Espaçamentos */
  .section {
    padding: var(--spacing-3xl) 0;
  }
}

/* ========== LANDSCAPE MOBILE ========== */

@media (max-width: 767px) and (orientation: landscape) {
  .hero {
    min-height: 100vh;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
}

/* ========== TOUCH DEVICES ========== */

@media (hover: none) and (pointer: coarse) {
  /* Aumentar área de toque */
  .btn {
    min-height: 48px;
  }
  
  .form-option,
  .form-checkbox {
    min-height: 56px;
  }
  
  .faq-question {
    min-height: 56px;
  }
  
  /* Remover hover effects */
  .symptom-card:hover,
  .method-card:hover,
  .form-option:hover,
  .form-checkbox:hover {
    transform: none;
  }
}

/* ========== PRINT ========== */

@media print {
  /* Ocultar elementos não necessários */
  .header,
  .urgency-banner,
  .scroll-indicator,
  .form-navigation,
  .footer {
    display: none !important;
  }
  
  /* Ajustar cores para impressão */
  body {
    background-color: white;
    color: black;
  }
  
  /* Quebras de página */
  .section {
    page-break-inside: avoid;
  }
}

/* ========== HIGH CONTRAST MODE ========== */

@media (prefers-contrast: high) {
  :root {
    --color-primary: #B8956F;
    --color-text: #000000;
    --color-bg: #FFFFFF;
  }
  
  .btn-primary {
    border: 2px solid var(--color-text);
  }
  
  .form-option,
  .form-checkbox {
    border: 2px solid var(--color-text);
  }
}

/* ========== DARK MODE (opcional) ========== */

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #1A1A1A;
    --color-white: #2C2C2C;
    --color-text: #E8E8E8;
    --color-text-light: #B8B8B8;
    --color-text-lighter: #888888;
  }
  
  .form-progressive,
  .symptom-card,
  .method-card,
  .fit-column,
  .faq-item {
    background-color: var(--color-white);
  }
  
  .form-input,
  .form-option,
  .form-checkbox {
    background-color: #3A3A3A;
  }
}