/* ── Subpage navigation (signup, contact, etc.) ── */
.subpage-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 60px;
  border-bottom: 1px solid var(--border);
  background: var(--page-bg);
  position: sticky;
  top: 0;
  z-index: 100;
}

.subpage-nav__start {
  display: flex;
  align-items: center;
  gap: 20px;
  min-width: 0;
}

.subpage-nav__end {
  font-size: 14px;
  color: var(--muted);
  text-align: right;
  flex-shrink: 0;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--muted);
  white-space: nowrap;
  padding: 8px 14px;
  margin: -8px -14px;
  border-radius: 8px;
  transition: color 0.2s, background 0.2s;
}

.back-link:hover {
  color: var(--heading);
  background: var(--section-alt);
}

.back-link__icon {
  font-size: 18px;
  line-height: 1;
}

.back-link--panel {
  margin: 0 0 28px;
  padding: 0;
  align-self: flex-start;
}

.back-link--panel:hover {
  background: transparent;
}

.nav-logo {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 26px;
  font-weight: 700;
  color: var(--heading);
  letter-spacing: -0.5px;
}

.nav-logo span {
  color: var(--heading);
}

.nav-link-accent {
  color: var(--heading);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.nav-link-accent:hover {
  text-decoration: underline;
}

/* ── Shared buttons ── */
.btn-outline {
  padding: 10px 22px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--heading);
  background: transparent;
  transition: all 0.2s;
  cursor: pointer;
  display: inline-block;
}

.btn-outline:hover {
  border-color: var(--heading);
  background: var(--section-alt);
}

.btn-primary {
  padding: 10px 24px;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  background: var(--accent);
  color: var(--on-accent);
  cursor: pointer;
  transition: all 0.2s;
  font-family: 'Inter', system-ui, sans-serif;
  display: inline-block;
}

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

.btn-sm {
  padding: 9px 20px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  font-family: 'Inter', system-ui, sans-serif;
}

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

.btn-sm-outline:hover {
  border-color: var(--heading);
  background: var(--section-alt);
}

.btn-sm-primary {
  background: var(--accent);
  color: var(--on-accent);
  border: none;
  font-weight: 600;
}

.btn-sm-primary:hover {
  background: var(--accent-hover);
}

/* ── Shared form controls ── */
.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--body-text);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-input {
  width: 100%;
  padding: 13px 16px;
  background: var(--page-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--heading);
  font-size: 15px;
  font-family: 'Inter', system-ui, sans-serif;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

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

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

.form-select {
  width: 100%;
  padding: 13px 16px;
  background: var(--page-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--heading);
  font-size: 15px;
  font-family: 'Inter', system-ui, sans-serif;
  outline: none;
  transition: border-color 0.2s;
  -webkit-appearance: none;
  cursor: pointer;
}

.form-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--focus-ring);
}

.form-select option {
  background: var(--page-bg);
}

.form-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.btn-submit {
  width: 100%;
  padding: 16px;
  background: var(--accent);
  color: var(--on-accent);
  border: none;
  border-radius: 10px;
  font-size: 16px;
  font-weight: 600;
  font-family: 'Inter', system-ui, sans-serif;
  cursor: pointer;
  transition: all 0.25s;
}

.btn-submit:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.btn-submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.msg {
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 14px;
  margin-bottom: 20px;
  display: none;
}

.msg.error {
  background: rgba(255, 77, 77, 0.1);
  border: 1px solid rgba(255, 77, 77, 0.3);
  color: var(--error);
}

.msg.success {
  background: rgba(46, 204, 113, 0.1);
  border: 1px solid rgba(46, 204, 113, 0.3);
  color: var(--success);
}

@media (max-width: 900px) {
  .subpage-nav {
padding: 14px 24px;
flex-wrap: wrap;
  }

  .subpage-nav__end {
width: 100%;
text-align: left;
order: 3;
  }

  .form-row-2 {
grid-template-columns: 1fr;
  }
}