/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-size: 16px;
  font-weight: 600;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  transition: all 0.25s ease;
  border: none;
  text-decoration: none;
}

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

.btn-primary:hover {
  background: var(--primary-hover);
  box-shadow: 0 0 32px var(--primary-glow);
  transform: translateY(-1px);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-medium);
}

.btn-secondary:hover {
  border-color: var(--primary);
  box-shadow: 0 0 24px var(--primary-glow);
}

.btn-cyan {
  background: transparent;
  color: var(--cyan);
  border: 1px solid var(--cyan);
}

.btn-cyan:hover {
  background: var(--cyan-dim);
  box-shadow: 0 0 24px var(--cyan-glow);
}

.btn-lg {
  padding: 18px 36px;
  font-size: 18px;
}

/* Blog CTA btn-secondary override */
.blog-preview-cta .btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 12px 24px;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  background: transparent;
  transition: all 0.2s;
  text-decoration: none;
}

.blog-preview-cta .btn-secondary:hover {
  border-color: var(--primary);
  color: var(--text-primary);
}

/* ============================================
   FORM ELEMENTS
   ============================================ */
.signup-form {
  max-width: 520px;
  margin: 0 auto;
}

.form-row {
  display: flex;
  gap: 12px;
  margin-bottom: 12px;
}

.form-input {
  flex: 1;
  padding: 16px 20px;
  background: var(--bg-surface-1);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-full);
  color: var(--text-primary);
  font-size: 15px;
  font-family: 'Inter', sans-serif;
  outline: none;
  transition: all 0.2s;
}

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

.form-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.form-input.mono {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
}

.form-hint {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 8px;
}

.form-optional {
  margin-top: 12px;
}

.form-optional input {
  width: 100%;
  padding: 12px 20px;
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-size: 13px;
  font-family: 'JetBrains Mono', monospace;
  outline: none;
}

.form-optional input:focus {
  border-color: var(--primary);
}

.form-ref {
  margin-top: 12px;
}

.form-ref input {
  width: 100%;
  padding: 12px 20px;
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-size: 13px;
  font-family: 'JetBrains Mono', monospace;
  outline: none;
}

.form-ref input:focus {
  border-color: var(--primary);
}

/* Success state */
.signup-success {
  display: none;
  text-align: center;
  padding: 32px;
  background: var(--bg-surface-1);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-lg);
  max-width: 520px;
  margin: 0 auto;
}

.signup-success.show { display: block; }

.signup-success h4 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--primary-light);
}

.signup-success p {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.ref-link-box {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: var(--bg-base);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  margin-bottom: 20px;
}

.ref-link-box input {
  flex: 1;
  background: none;
  border: none;
  color: var(--cyan);
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  outline: none;
}

.ref-link-box button {
  padding: 6px 12px;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}

.share-buttons {
  display: flex;
  justify-content: center;
  gap: 12px;
}

.share-btn {
  padding: 10px 20px;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.share-btn:hover {
  border-color: var(--border-medium);
  color: var(--text-primary);
}

.ref-rewards {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
  text-align: left;
}

.ref-rewards h5 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 16px;
  text-align: center;
}

.ref-rewards .reward-tiers {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 16px;
}

.reward-tier {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 14px;
  background: var(--bg-base);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
}

.ref-rewards .reward-count {
  font-size: 13px;
  font-weight: 600;
  color: var(--cyan);
}

.ref-rewards .reward-label {
  font-size: 12px;
  color: var(--text-secondary);
}

.ref-note {
  font-size: 13px;
  color: var(--text-muted);
  text-align: center;
  margin-bottom: 0;
}

.ref-note strong {
  color: var(--primary-light);
}

/* ============================================
   FAQ ACCORDION
   ============================================ */
.faq-grid {
  max-width: 780px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.faq-item {
  border-bottom: 1px solid var(--border-subtle);
}

.faq-item:first-child {
  border-top: 1px solid var(--border-subtle);
}

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px 0;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  color: var(--text-primary);
  font-size: 17px;
  font-weight: 600;
  font-family: inherit;
  line-height: 1.5;
  transition: color 0.2s;
}

.faq-question:hover {
  color: var(--cyan);
}

.faq-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  margin-left: 16px;
  position: relative;
  transition: transform 0.3s ease;
}

.faq-icon::before,
.faq-icon::after {
  content: '';
  position: absolute;
  background: var(--text-muted);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.faq-icon::before {
  width: 14px;
  height: 2px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.faq-icon::after {
  width: 2px;
  height: 14px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.faq-item.open .faq-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
  opacity: 0;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
}

.faq-answer-inner {
  padding: 0 0 22px;
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.75;
}

.faq-answer-inner a {
  color: var(--cyan);
  text-decoration: none;
}

.faq-answer-inner a:hover {
  text-decoration: underline;
}