.form-stack { display: grid; gap: 1rem; }
.form-grid {
  display: grid;
  gap: 1rem;
}
@media (min-width: 720px) {
  .form-grid.two-col { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
.form-group { display: grid; gap: 0.35rem; }
.form-group label, .form-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
}
.required::after { content: " *"; color: var(--color-danger); }
.help-text { font-size: 0.8rem; color: var(--color-text-muted); }
.field-error { font-size: 0.8rem; color: var(--color-danger); }

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="date"],
input[type="tel"],
input[type="search"],
input[type="url"],
select,
textarea {
  width: 100%;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #fff;
  padding: 0.65rem 0.8rem;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: color-mix(in srgb, var(--color-primary) 55%, var(--color-border));
  box-shadow: var(--focus-ring);
}
input.is-invalid, select.is-invalid, textarea.is-invalid {
  border-color: var(--color-danger);
}
textarea { min-height: 7rem; resize: vertical; }
.input-prefix {
  display: flex; align-items: stretch;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #fff;
}
.input-prefix span {
  display: grid; place-items: center;
  padding: 0 0.75rem;
  background: var(--color-surface-alt);
  color: var(--color-text-muted);
  font-weight: 600;
  border-right: 1px solid var(--color-border);
}
.input-prefix input {
  border: 0; border-radius: 0; box-shadow: none;
}
.password-field { position: relative; }
.password-field input { padding-right: 2.75rem; }
.password-toggle {
  position: absolute; right: 0.35rem; top: 50%; transform: translateY(-50%);
  border: 0; background: transparent; color: var(--color-text-muted);
  padding: 0.35rem 0.5rem; font-size: 0.8rem; font-weight: 600;
}
.checkbox, .radio {
  display: flex; align-items: flex-start; gap: 0.55rem;
  font-size: 0.925rem;
}
.checkbox input, .radio input { width: auto; margin-top: 0.2rem; }
.form-actions {
  display: flex; gap: 0.65rem; flex-wrap: wrap; align-items: center;
  margin-top: 0.5rem;
}
.form-section {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.15rem;
  background: var(--color-surface);
  margin-bottom: 1rem;
}
.form-section h2, .form-section h3 {
  font-size: 1rem;
  margin-bottom: 0.85rem;
}
.auth-card {
  width: min(26rem, 100%);
  margin: 0 auto;
  padding: 1.75rem 1.5rem;
}
.auth-card h1 { font-size: 1.45rem; margin-bottom: 0.35rem; }
.auth-card .lead { color: var(--color-text-muted); margin-bottom: 1.25rem; }
.auth-links {
  display: flex; justify-content: space-between; gap: 0.75rem; flex-wrap: wrap;
  margin-top: 1rem; font-size: 0.875rem;
}
.filter-bar {
  display: flex; flex-wrap: wrap; gap: 0.65rem; align-items: end;
  margin-bottom: 1rem;
  padding: 0.85rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}
.filter-bar .form-group { min-width: 10rem; flex: 1 1 10rem; }
.filter-bar .form-actions { margin: 0; }