*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: #f5f5f7;
  color: #111827;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  /* let long words like email addresses wrap instead of overflowing on narrow screens */
  overflow-wrap: anywhere;
}

header {
  padding: 48px 24px 32px;
  text-align: center;
  border-bottom: 1px solid #e5e7eb;
}

.app-icon {
  width: 84px;
  height: 84px;
  border-radius: 20px;
  display: block;
  margin: 0 auto 20px;
  box-shadow: 0 0 32px rgba(45, 201, 110, 0.35);
}

header h1 {
  font-size: 26px;
  font-weight: 700;
  color: #111827;
  letter-spacing: -0.3px;
}

header p {
  margin-top: 8px;
  font-size: 15px;
  color: #6b7280;
}

main {
  max-width: 680px;
  width: 100%;
  margin: 0 auto;
  padding: 40px 24px 64px;
  flex: 1;
}

/* support page uses a narrower column */
main.narrow {
  max-width: 600px;
}

.meta {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  padding: 18px 22px;
  margin-bottom: 32px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.meta-row {
  display: flex;
  gap: 10px;
  font-size: 13px;
}

.meta-label {
  color: #6b7280;
  min-width: 100px;
}

.meta-value {
  color: #4b5563;
}

.meta-value a {
  color: #15803d;
  text-decoration: none;
}

.intro {
  font-size: 15px;
  color: #4b5563;
  line-height: 1.7;
  margin-bottom: 32px;
  padding-bottom: 32px;
  border-bottom: 1px solid #e5e7eb;
}

.intro strong {
  color: #111827;
}

section {
  margin-bottom: 36px;
}

section h2 {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #15803d;
  margin-bottom: 16px;
}

section p {
  font-size: 15px;
  color: #4b5563;
  line-height: 1.7;
}

section p + p {
  margin-top: 12px;
}

ul {
  list-style: none;
  margin-top: 4px;
}

ul li {
  padding: 5px 0 5px 16px;
  border-bottom: 1px solid #f3f4f6;
  font-size: 13px;
  color: #4b5563;
  line-height: 1.5;
  position: relative;
}

ul li::before {
  content: "■";
  position: absolute;
  left: 0;
  color: #2dc96e;
  font-size: 7px;
  line-height: 20px;
}

ul li:last-child {
  border-bottom: none;
}

ul li strong {
  color: #111827;
  font-weight: 600;
}

.highlight-box {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: 10px;
  padding: 16px 20px;
  margin-top: 16px;
  font-size: 14px;
  color: #166534;
  line-height: 1.6;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #6b7280;
  font-size: 14px;
  text-decoration: none;
  margin-bottom: 32px;
}

.back-link:hover { color: #15803d; }

footer {
  text-align: center;
  padding: 24px;
  border-top: 1px solid #e5e7eb;
  font-size: 13px;
  color: #6b7280;
}

footer a {
  color: #4b5563;
  text-decoration: none;
}

footer a:hover { color: #15803d; }

hr {
  border: none;
  border-top: 1px solid #e5e7eb;
  margin: 8px 0 32px;
}

/* support page */

.card {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 16px;
  padding: 28px;
  margin-bottom: 16px;
}

.card h2 {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #15803d;
  margin-bottom: 14px;
}

.card p {
  font-size: 15px;
  color: #4b5563;
  line-height: 1.65;
}

.card p + p {
  margin-top: 10px;
}

.email-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  padding: 13px 20px;
  background: #f0fdf4;
  border: 1px solid #16a34a;
  border-radius: 10px;
  color: #15803d;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.15s;
  max-width: 100%;
}

.email-link svg {
  flex-shrink: 0;
}

.email-link:hover {
  background: #dcfce7;
}

.faq-item {
  padding: 16px 0;
  border-bottom: 1px solid #e5e7eb;
}

.faq-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.faq-item:first-child {
  padding-top: 0;
}

.faq-q {
  font-size: 15px;
  font-weight: 600;
  color: #111827;
  margin-bottom: 6px;
}

.faq-a {
  font-size: 14px;
  color: #6b7280;
  line-height: 1.6;
}

/* phones */
@media (max-width: 480px) {
  main {
    padding: 28px 16px 48px;
  }

  .card {
    padding: 22px 20px;
  }

  .meta-row {
    flex-direction: column;
    gap: 0;
  }

  .meta-row + .meta-row {
    margin-top: 6px;
  }
}