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

:root {
  --primary: #2d6a4f;
  --primary-dark: #1b4332;
  --primary-light: #40916c;
  --primary-bg: #d8f3dc;
  --secondary: #52b788;
  --gray-50: #f8faf9;
  --gray-100: #f1f3f2;
  --gray-200: #e2e8e4;
  --gray-300: #cbd5cf;
  --gray-600: #6b7a72;
  --gray-700: #4a5a52;
  --gray-800: #2d3a34;
  --gray-900: #1a2520;
  --white: #ffffff;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  --radius: 16px;
  --radius-sm: 10px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--gray-800);
  background: var(--gray-50);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: inherit;
}

/* ===== HEADER ===== */
.header {
  padding: 20px 0;
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
}

.header .container {
  max-width: 820px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--primary-dark);
}

.logo-icon-img {
  height: 34px;
  width: auto;
  display: block;
}

.header .btn-back {
  font-weight: 500;
  color: var(--gray-600);
  transition: color 0.2s;
}

.header .btn-back:hover {
  color: var(--primary);
}

/* ===== MAIN CONTENT ===== */
.support-content {
  padding: 48px 0 64px;
}

.support-content .container {
  max-width: 820px;
  margin: 0 auto;
  padding: 0 24px;
}

.support-content h1 {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 8px;
}

.support-content h1 i {
  color: var(--primary);
  margin-right: 8px;
}

.support-content .subtitle {
  color: var(--gray-600);
  font-size: 1.05rem;
  margin-bottom: 40px;
}

/* ===== FAQ SECTION ===== */
.faq-section h2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-top: 40px;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--primary-bg);
}

.faq-item {
  background: var(--white);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
  margin-bottom: 14px;
  box-shadow: var(--shadow);
}

.faq-item h4 {
  color: var(--primary);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.faq-item p {
  margin: 0;
  color: var(--gray-600);
  font-size: 0.95rem;
}

/* ===== CONTACT SECTION ===== */
.contact-section {
  margin-top: 56px;
}

.contact-section>h2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 24px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--primary-bg);
}

.contact-section>h2 i {
  color: var(--primary);
  margin-right: 8px;
}

.contact-info {
  margin-bottom: 36px;
}

.email-box {
  background: var(--white);
  border-left: 4px solid var(--primary);
  padding: 24px;
  border-radius: 0 var(--radius) var(--radius) 0;
  box-shadow: var(--shadow);
}

.email-box p {
  color: var(--gray-600);
  margin-bottom: 12px;
  font-size: 0.95rem;
}

.email-copy {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--primary-bg);
  color: var(--primary-dark);
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 1.05rem;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}

.email-copy:hover {
  background: var(--primary-light);
  color: var(--white);
}

.email-copy i {
  font-size: 1rem;
}

.email-box small {
  display: block;
  margin-top: 10px;
  color: var(--gray-300);
  font-size: 0.85rem;
}

/* ===== CONTACT FORM ===== */
.contact-form {
  background: var(--white);
  padding: 32px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.contact-form h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 6px;
  font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--gray-800);
  background: var(--gray-50);
  transition: border-color 0.2s;
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  background: var(--white);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7a72' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  transition: background 0.2s, transform 0.1s;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
}

/* ===== FORM RESPONSE ===== */
#resposta {
  margin-top: 16px;
  font-size: 0.95rem;
  font-weight: 600;
}

#resposta .sucesso {
  background: #d4edda;
  color: #155724;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  border-left: 4px solid var(--secondary);
}

#resposta .erro {
  background: #f8d7da;
  color: #721c24;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  border-left: 4px solid #e76f51;
}

/* ===== FOOTER ===== */
.footer {
  padding: 32px 0;
  background: var(--white);
  border-top: 1px solid var(--gray-200);
  text-align: center;
}

.footer .container {
  max-width: 820px;
  margin: 0 auto;
  padding: 0 24px;
}

.footer small {
  color: var(--gray-600);
  font-size: 0.85rem;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 600px) {
  .support-content h1 {
    font-size: 1.6rem;
  }

  .faq-section h2,
  .contact-section>h2 {
    font-size: 1.2rem;
  }

  .contact-form {
    padding: 24px 20px;
  }

  .header .container {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

.message-counter {
  display: block;
  margin-top: 6px;
  font-size: 0.85rem;
  color: #6b7280;
  transition: color .2s;
}

.message-counter.warning {
  color: #d97706;
}

.message-counter.success {
  color: #16a34a;
}

.message-counter.error {
  color: #dc2626;
}