/* ===== INQUIRY NAV ===== */
.inquiry-nav {
  background: var(--fg);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.inquiry-nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 64px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--bg);
  text-decoration: none;
}
.nav-back {
  font-size: 0.85rem;
  color: rgba(245,240,232,0.6);
  text-decoration: none;
  transition: color 0.2s;
}
.nav-back:hover { color: var(--bg); }

/* ===== INQUIRY HERO ===== */
.inquiry-hero {
  padding: 80px 64px 0;
  max-width: 1200px;
  margin: 0 auto;
}
.inquiry-hero-inner { max-width: 640px; }
.inquiry-headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--fg);
  margin-bottom: 20px;
}
.inquiry-sub {
  font-size: 1.05rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* ===== EXPLAINER ===== */
.explainer {
  padding: 80px 64px;
  background: var(--surface);
}
.explainer-inner { max-width: 900px; margin: 0 auto; }
.explainer-heading {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 700;
  margin-bottom: 48px;
  color: var(--fg);
}
.explainer-steps {
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.explain-step {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 24px;
  align-items: start;
}
.explain-num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--dark-band);
  color: var(--dark-band-text);
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.explain-body h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 8px;
}
.explain-body p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* ===== FORM SECTION ===== */
.form-section { padding: 80px 64px; }
.form-section-inner { max-width: 760px; margin: 0 auto; }

/* ===== FORM ===== */
.inquiry-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 48px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.form-group label:not(.checkbox-label):not(.radio-item span):not(.checkbox-item span) {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--fg);
}
.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s;
  -webkit-appearance: none;
  appearance: none;
}
.form-group select {
  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='%235A6478' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
}
.form-group input.input-error,
.form-group select.input-error,
.form-group textarea.input-error {
  border-color: #C0392B;
}
.form-group textarea {
  resize: vertical;
  min-height: 100px;
}
.field-error {
  font-size: 0.8rem;
  color: #C0392B;
  min-height: 16px;
}

/* Checkbox grid */
.checkbox-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 4px;
}
.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.checkbox-item,
.radio-item {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--fg);
}
.checkbox-item input,
.radio-item input {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
  cursor: pointer;
  flex-shrink: 0;
}

/* Radio group */
.radio-group {
  display: flex;
  gap: 20px;
}
.radio-item span {
  font-size: 0.9rem;
  color: var(--fg);
}

/* Form message */
.form-message {
  padding: 14px 18px;
  border-radius: 8px;
  font-size: 0.9rem;
  line-height: 1.5;
}
.form-success {
  background: #E8F5E9;
  color: #2E7D32;
  border: 1px solid #A5D6A7;
}
.form-error {
  background: #FFEBEE;
  color: #C62828;
  border: 1px solid #EF9A9A;
}

/* Submit button */
.submit-btn {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 16px 32px;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
  align-self: flex-start;
}
.submit-btn:hover:not(:disabled) {
  background: var(--accent-warm);
  transform: translateY(-1px);
}
.submit-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* ===== FOOTER on inquiry page ===== */
footer { background: var(--fg); }
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 64px;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 48px;
  align-items: start;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--bg);
  margin-bottom: 8px;
}
.footer-brand p { font-size: 0.85rem; color: rgba(245,240,232,0.5); margin-top: 6px; }
.footer-note p { font-size: 0.82rem; color: rgba(245,240,232,0.45); line-height: 1.6; }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .inquiry-nav-inner { padding: 14px 28px; }
  .inquiry-hero { padding: 48px 28px 0; }
  .explainer { padding: 64px 28px; }
  .form-section { padding: 64px 28px; }
  .inquiry-form { padding: 28px 20px; }
  .form-row { grid-template-columns: 1fr; }
  .checkbox-grid { grid-template-columns: 1fr 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 28px; padding: 40px 28px; }
}

/* ===== DARK BAND FOOTER CTA ===== */
.form-footer-cta {
  background: var(--dark-band);
  padding: 48px 64px;
  text-align: center;
}
.form-footer-cta p {
  color: var(--dark-band-text);
  font-size: 1rem;
  line-height: 1.7;
  max-width: 500px;
  margin: 0 auto;
}