/* =============================================================================
   CarbsProteinsFats.com - Custom Stylesheet
   Hand-written styles per SnowyStack spec.
   ============================================================================= */

/* ---------------------------------------------------------------------------
   1. CSS Custom Properties
   --------------------------------------------------------------------------- */
:root {
  /* Brand */
  --brand-orange: #f97316;
  --brand-blue: #3b82f6;
  --brand-green: #22c55e;

  /* Gray scale */
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;

  /* Status colors */
  --green-50: #f0fdf4;
  --green-100: #dcfce7;
  --green-400: #4ade80;
  --green-500: #22c55e;
  --green-600: #16a34a;
  --green-700: #15803d;
  --green-800: #166534;

  --red-50: #fef2f2;
  --red-100: #fee2e2;
  --red-400: #f87171;
  --red-600: #dc2626;
  --red-700: #b91c1c;
  --red-800: #991b1b;

  --yellow-50: #fefce8;
  --yellow-100: #fef9c3;
  --yellow-500: #eab308;
  --yellow-600: #ca8a04;
  --yellow-800: #854d0e;

  --blue-50: #eff6ff;
  --blue-100: #dbeafe;
  --blue-400: #60a5fa;
  --blue-500: #3b82f6;
  --blue-600: #2563eb;
  --blue-700: #1d4ed8;
  --blue-800: #1e40af;

  --amber-50: #fffbeb;
  --amber-200: #fde68a;
  --amber-800: #92400e;

  /* Semantic tokens (light mode) */
  --color-bg: #ffffff;
  --color-surface: var(--gray-50);
  --color-card: #ffffff;
  --color-text: var(--gray-900);
  --color-text-secondary: var(--gray-600);
  --color-text-muted: var(--gray-500);
  --color-text-faint: var(--gray-400);
  --color-border: var(--gray-200);
  --color-border-strong: var(--gray-300);

  /* Table/sidebar hover */
  --color-hover: var(--gray-50);
  --color-active: var(--gray-200);

  /* Focus ring */
  --focus-ring: 0 0 0 2px var(--brand-blue);
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: var(--gray-900);
    --color-surface: var(--gray-800);
    --color-card: var(--gray-800);
    --color-text: var(--gray-100);
    --color-text-secondary: var(--gray-400);
    --color-text-muted: var(--gray-400);
    --color-text-faint: var(--gray-500);
    --color-border: var(--gray-700);
    --color-border-strong: var(--gray-600);
    --color-hover: var(--gray-700);
    --color-active: var(--gray-700);
  }
}

/* ---------------------------------------------------------------------------
   2. Reset & Base
   --------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; font: inherit; }
table { border-collapse: collapse; }

[x-cloak] { display: none !important; }

/* ---------------------------------------------------------------------------
   3. Layout
   --------------------------------------------------------------------------- */
.container       { max-width: 64rem; margin-left: auto; margin-right: auto; padding-left: 1rem; padding-right: 1rem; }
.container-narrow { max-width: 48rem; margin-left: auto; margin-right: auto; padding-left: 1rem; padding-right: 1rem; }
.container-sm    { max-width: 42rem; margin-left: auto; margin-right: auto; padding-left: 1rem; padding-right: 1rem; }
.container-xs    { max-width: 28rem; margin-left: auto; margin-right: auto; padding-left: 1rem; padding-right: 1rem; }
.container-form  { max-width: 36rem; }

@media (min-width: 640px) {
  .container, .container-narrow, .container-sm { padding-left: 1.5rem; padding-right: 1.5rem; }
}

.section-pad     { padding-top: 2rem; padding-bottom: 2rem; }
.section-pad-lg  { padding-top: 3rem; padding-bottom: 3rem; }

/* ---------------------------------------------------------------------------
   4. Typography
   --------------------------------------------------------------------------- */
.page-title      { font-size: 1.875rem; line-height: 2.25rem; font-weight: 700; margin-bottom: 1.5rem; }
.section-title   { font-size: 1.5rem; line-height: 2rem; font-weight: 700; margin-bottom: 1.5rem; }
.section-subtitle { font-size: 1.125rem; line-height: 1.75rem; font-weight: 700; margin-bottom: 0.75rem; }

.text-secondary  { color: var(--color-text-secondary); }
.text-muted      { color: var(--color-text-muted); }
.text-faint      { color: var(--color-text-faint); }
.text-sm         { font-size: 0.875rem; line-height: 1.25rem; }
.text-xs         { font-size: 0.75rem; line-height: 1rem; }
.text-center     { text-align: center; }

.brand-orange    { color: var(--brand-orange); }
.brand-blue      { color: var(--brand-blue); }
.brand-green     { color: var(--brand-green); }

/* ---------------------------------------------------------------------------
   5. Buttons
   --------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.25rem;
  border-radius: 0.375rem;
  border: 1px solid transparent;
  transition: background-color 150ms ease, color 150ms ease, border-color 150ms ease;
}
.btn:focus-visible { outline: none; box-shadow: var(--focus-ring); }
.btn--lg         { padding: 0.75rem 1.5rem; }
.btn--block      { display: flex; width: 100%; }

.btn--primary    { background-color: var(--brand-blue); color: #ffffff; }
.btn--primary:hover { background-color: var(--blue-700); }

.btn--secondary  { background-color: transparent; border-color: var(--color-border-strong); color: var(--color-text); }
.btn--secondary:hover { background-color: var(--color-hover); }
@media (prefers-color-scheme: dark) {
  .btn--secondary { border-color: var(--gray-600); }
  .btn--secondary:hover { background-color: var(--gray-700); }
}

.btn--success    { background-color: var(--green-600); color: #ffffff; }
.btn--success:hover { background-color: var(--green-700); }

.btn--danger     { background-color: var(--red-600); color: #ffffff; }
.btn--danger:hover { background-color: var(--red-700); }

.btn--muted      { background-color: var(--gray-600); color: #ffffff; }
.btn--muted:hover { background-color: var(--gray-700); }

.btn--ghost      { background-color: transparent; color: var(--color-text-muted); border-color: transparent; }
.btn--ghost:hover { background-color: var(--color-hover); }

.btn--white      { background-color: #ffffff; color: var(--gray-900); }
.btn--white:hover { background-color: var(--gray-100); }

.link-primary    { color: var(--brand-blue); }
.link-primary:hover { text-decoration: underline; }
.link-subtle     { color: var(--color-text-muted); }
.link-subtle:hover { text-decoration: underline; }

/* ---------------------------------------------------------------------------
   6. Forms
   --------------------------------------------------------------------------- */
.form-group      { margin-bottom: 1rem; }
.form-label      { display: block; font-size: 0.875rem; font-weight: 500; margin-bottom: 0.25rem; }

.form-input {
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  line-height: 1.25rem;
  border: 1px solid var(--color-border-strong);
  border-radius: 0.375rem;
  background-color: var(--color-bg);
  color: var(--color-text);
  transition: border-color 150ms ease, box-shadow 150ms ease;
}
.form-input:focus {
  outline: none;
  border-color: transparent;
  box-shadow: var(--focus-ring);
}
@media (prefers-color-scheme: dark) {
  .form-input {
    border-color: var(--gray-600);
    background-color: var(--gray-700);
  }
}
select.form-input { appearance: auto; }
textarea.form-input { resize: vertical; }

.form-checkbox {
  border-radius: 0.25rem;
  border: 1px solid var(--color-border-strong);
}

.form-hint       { font-size: 0.75rem; color: var(--color-text-muted); margin-top: 0.25rem; }
.form-error      { font-size: 0.875rem; color: var(--red-600); margin-top: 0.25rem; }
.form-inline     { display: inline; }

.form-check-row  { display: flex; align-items: center; gap: 0.5rem; }

.form-actions    { display: flex; justify-content: flex-end; gap: 0.75rem; }

/* Form grid: main (2/3) + sidebar (1/3) on large screens */
.form-grid       { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
@media (min-width: 1024px) {
  .form-grid     { grid-template-columns: 2fr 1fr; }
}
.form-main > * + * { margin-top: 1rem; }
.form-sidebar > * + * { margin-top: 1rem; }

/* ---------------------------------------------------------------------------
   7. Tables
   --------------------------------------------------------------------------- */
.data-table-wrap {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: 0.5rem;
  overflow: hidden;
}
.data-table      { width: 100%; font-size: 0.875rem; }
.data-table thead { background-color: var(--color-surface); }
@media (prefers-color-scheme: dark) {
  .data-table thead { background-color: var(--gray-700); }
}
.data-table th   { text-align: left; padding: 0.75rem 1rem; font-weight: 500; }
.data-table th.text-right { text-align: right; }
.data-table td   { padding: 0.75rem 1rem; }
.data-table td.text-right { text-align: right; }
.data-table td.text-muted { color: var(--color-text-muted); }
.data-table td.font-medium { font-weight: 500; }
.data-table tbody { }
.data-table tbody > tr + tr { border-top: 1px solid var(--color-border); }
.data-table tbody tr:hover { background-color: var(--color-hover); }
@media (prefers-color-scheme: dark) {
  .data-table tbody tr:hover { background-color: rgba(55, 65, 81, 0.5); }
}
.data-table .empty-row td { text-align: center; padding: 2rem 1rem; color: var(--color-text-muted); }

/* ---------------------------------------------------------------------------
   8. Cards & Panels
   --------------------------------------------------------------------------- */
.card {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: 0.5rem;
  padding: 1rem;
}
.card--padded    { padding: 1.5rem; }
.card > * + *    { margin-top: 1rem; }
.card-title      { font-weight: 700; }

.stat-card       { background-color: var(--color-card); border: 1px solid var(--color-border); border-radius: 0.5rem; padding: 1rem; }
.stat-card__label { font-size: 0.875rem; color: var(--color-text-muted); }
.stat-card__value { font-size: 1.875rem; font-weight: 700; }
.stat-card__value--green  { color: var(--green-600); }
.stat-card__value--yellow { color: var(--yellow-600); }
.stat-card__value--blue   { color: var(--blue-600); }

/* ---------------------------------------------------------------------------
   9. Badges
   --------------------------------------------------------------------------- */
.badge {
  display: inline-block;
  padding: 0.125rem 0.5rem;
  font-size: 0.75rem;
  line-height: 1rem;
  border-radius: 9999px;
}
.badge--published  { background-color: var(--green-100); color: var(--green-800); }
.badge--draft      { background-color: var(--yellow-100); color: var(--yellow-800); }
.badge--review     { background-color: var(--blue-100); color: var(--blue-800); }
.badge--archived   { background-color: var(--gray-100); color: var(--gray-800); }
.badge--active     { background-color: var(--green-100); color: var(--green-800); }
.badge--inactive   { background-color: var(--gray-100); color: var(--gray-800); }
.badge--pending    { background-color: var(--yellow-100); color: var(--yellow-800); }

@media (prefers-color-scheme: dark) {
  .badge--published  { background-color: rgba(20, 83, 45, 0.3); color: var(--green-400); }
  .badge--draft      { background-color: rgba(113, 63, 18, 0.3); color: #facc15; }
  .badge--review     { background-color: rgba(30, 58, 138, 0.3); color: var(--blue-400); }
  .badge--archived   { background-color: var(--gray-700); color: var(--gray-400); }
  .badge--active     { background-color: rgba(20, 83, 45, 0.3); color: var(--green-400); }
  .badge--pending    { background-color: rgba(113, 63, 18, 0.3); color: #facc15; }
}

/* ---------------------------------------------------------------------------
   10. Alerts
   --------------------------------------------------------------------------- */
.alert {
  padding: 0.75rem 1rem;
  border-radius: 0.375rem;
  font-size: 0.875rem;
}
.alert--success  { background-color: var(--green-50); color: var(--green-800); }
.alert--error    { background-color: var(--red-50); color: var(--red-800); }
.alert--info     { background-color: var(--blue-50); color: var(--blue-800); }

@media (prefers-color-scheme: dark) {
  .alert--success  { background-color: rgba(20, 83, 45, 0.2); color: var(--green-400); }
  .alert--error    { background-color: rgba(127, 29, 29, 0.2); color: var(--red-400); }
  .alert--info     { background-color: rgba(30, 58, 138, 0.2); color: var(--blue-400); }
}

.alert-group     { margin-bottom: 1.5rem; }
.alert-group > * + * { margin-top: 0.5rem; }

/* ---------------------------------------------------------------------------
   11. Filter Pills
   --------------------------------------------------------------------------- */
.filter-bar      { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1rem; }

.filter-pill {
  display: inline-block;
  padding: 0.375rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
  background-color: var(--gray-100);
  color: var(--gray-700);
  transition: background-color 150ms ease;
}
.filter-pill:hover { background-color: var(--gray-200); }
.filter-pill--active {
  background-color: var(--brand-blue);
  color: #ffffff;
}
.filter-pill--active:hover { background-color: var(--brand-blue); }

@media (prefers-color-scheme: dark) {
  .filter-pill { background-color: var(--gray-800); color: var(--gray-300); }
  .filter-pill:hover { background-color: var(--gray-700); }
}

/* ---------------------------------------------------------------------------
   12. Site Header (Public)
   --------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-bg);
}
.site-nav {
  max-width: 64rem;
  margin: 0 auto;
  padding: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
@media (min-width: 640px) {
  .site-nav { padding-left: 1.5rem; padding-right: 1.5rem; }
}

.site-logo {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.025em;
}

.nav-links {
  display: none;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.875rem;
  font-weight: 500;
}
@media (min-width: 768px) {
  .nav-links { display: flex; }
}

.nav-link { transition: color 150ms ease; }
.nav-link:hover { color: var(--brand-blue); }
.nav-link--orange:hover { color: var(--brand-orange); }
.nav-link--green:hover  { color: var(--brand-green); }

.mobile-menu-btn { padding: 0.5rem; background: none; border: none; color: inherit; }
@media (min-width: 768px) {
  .mobile-menu-btn { display: none; }
}

.mobile-menu {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}
@media (min-width: 768px) {
  .mobile-menu { display: none !important; }
}
.mobile-menu-links {
  display: flex;
  flex-direction: column;
  padding: 1rem;
  gap: 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
}

/* ---------------------------------------------------------------------------
   13. Site Footer
   --------------------------------------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--color-border);
  margin-top: 4rem;
}
.footer-inner {
  max-width: 64rem;
  margin: 0 auto;
  padding: 3rem 1rem;
}
@media (min-width: 640px) {
  .footer-inner { padding-left: 1.5rem; padding-right: 1.5rem; }
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
@media (min-width: 768px) {
  .footer-grid { grid-template-columns: repeat(3, 1fr); }
}

.footer-brand-name { font-size: 1.125rem; font-weight: 700; margin-bottom: 0.75rem; }
.footer-brand-desc { font-size: 0.875rem; color: var(--color-text-secondary); }
.footer-heading    { font-weight: 600; margin-bottom: 0.75rem; }

.footer-nav-list {
  list-style: none;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}
.footer-nav-list > * + * { margin-top: 0.5rem; }
.footer-nav-list a:hover { color: var(--color-text); }

.footer-bottom {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  font-size: 0.75rem;
  color: var(--color-text-muted);
}
@media (min-width: 640px) {
  .footer-bottom { flex-direction: row; justify-content: space-between; }
}
/* Company attribution in the copyright line. */
.footer-company { text-decoration: underline; text-underline-offset: 2px; }
.footer-company:hover { color: var(--color-text-secondary); }
@media (prefers-color-scheme: dark) {
  .footer-company:hover { color: var(--gray-300); }
}

.footer-legal { display: flex; gap: 1rem; }
.footer-legal a:hover { color: var(--color-text-secondary); }
@media (prefers-color-scheme: dark) {
  .footer-legal a:hover { color: var(--gray-300); }
}

/* ---------------------------------------------------------------------------
   14. Management Sidebar
   --------------------------------------------------------------------------- */
.mgmt-layout     { display: flex; min-height: 100vh; }

.mgmt-sidebar {
  width: 16rem;
  background-color: var(--color-surface);
  border-right: 1px solid var(--color-border);
  display: none;
}
@media (min-width: 1024px) {
  .mgmt-sidebar { display: block; }
}
.mgmt-sidebar-brand { padding: 1rem; font-size: 1.125rem; font-weight: 700; }
.mgmt-sidebar-brand a { color: inherit; }

.mgmt-sidebar-nav { padding: 0 0.5rem; }
.mgmt-sidebar-nav > * + * { margin-top: 0.25rem; }

.sidebar-link {
  display: block;
  padding: 0.5rem 0.75rem;
  border-radius: 0.375rem;
  font-size: 0.875rem;
  font-weight: 500;
  transition: background-color 150ms ease;
}
.sidebar-link:hover { background-color: var(--color-active); }
.sidebar-link--active { background-color: var(--color-active); }
.sidebar-link--muted { color: var(--color-text-muted); }

.mgmt-sidebar-divider {
  margin: 0.75rem 0;
  border: none;
  border-top: 1px solid var(--color-border);
}
@media (prefers-color-scheme: dark) {
  .mgmt-sidebar-divider { border-color: var(--gray-600); }
}

.mgmt-main       { flex: 1; display: flex; flex-direction: column; }

.mgmt-mobile-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem;
  border-bottom: 1px solid var(--color-border);
}
@media (min-width: 1024px) {
  .mgmt-mobile-header { display: none; }
}
.mgmt-mobile-header button { padding: 0.25rem; background: none; border: none; color: inherit; }
.mgmt-mobile-header .mgmt-brand { font-weight: 700; }

.mgmt-content    { flex: 1; padding: 1.5rem; max-width: 72rem; }
@media (min-width: 1024px) {
  .mgmt-content  { padding: 2rem; }
}

.mgmt-logout-btn {
  width: 100%;
  text-align: left;
  padding: 0.5rem 0.75rem;
  border-radius: 0.375rem;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  background: none;
  border: none;
  transition: background-color 150ms ease;
}
.mgmt-logout-btn:hover { background-color: var(--color-active); }

/* ---------------------------------------------------------------------------
   15. Article Card
   --------------------------------------------------------------------------- */
.article-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 768px) {
  .article-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .article-grid { grid-template-columns: repeat(3, 1fr); }
}

.article-card {
  background-color: var(--color-card);
  border-radius: 0.5rem;
  border: 1px solid var(--color-border);
  overflow: hidden;
  box-shadow: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  transition: box-shadow 150ms ease;
}
.article-card:hover { box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1); }

.article-card__image { width: 100%; height: 12rem; object-fit: cover; }
.article-card__body  { padding: 1.25rem; }

.article-card__category {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.025em;
}
.article-card__title {
  margin-top: 0.25rem;
  font-size: 1.125rem;
  font-weight: 700;
}
.article-card__title a { transition: color 150ms ease; }
.article-card__title a:hover { color: var(--brand-blue); }

.article-card__excerpt {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}
.article-card__date {
  margin-top: 0.75rem;
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* ---------------------------------------------------------------------------
   16. Article Prose
   --------------------------------------------------------------------------- */
.prose-article h1 { font-size: 1.875rem; font-weight: 700; margin-bottom: 1rem; margin-top: 2rem; }
.prose-article h2 { font-size: 1.5rem; font-weight: 600; margin-bottom: 0.75rem; margin-top: 1.5rem; }
.prose-article h3 { font-size: 1.25rem; font-weight: 600; margin-bottom: 0.5rem; margin-top: 1.25rem; }
.prose-article p  { margin-bottom: 1rem; line-height: 1.625; }
.prose-article ul { margin-bottom: 1rem; padding-left: 1.5rem; list-style-type: disc; }
.prose-article ol { margin-bottom: 1rem; padding-left: 1.5rem; list-style-type: decimal; }
.prose-article li { margin-bottom: 0.25rem; }
.prose-article blockquote {
  border-left: 4px solid var(--color-border-strong);
  padding-left: 1rem;
  font-style: italic;
  margin: 1rem 0;
}

/* --- Affiliate links and disclosure --- */

/* Sponsored call to action. Sets its own fill for AA contrast in both modes;
 * ratios are asserted in apps/core/tests_contrast.py. */
.affiliate-cta {
  margin: 1.25rem 0 1.5rem;
}
.affiliate-cta__link {
  display: inline-flex;
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 0.625rem 1.25rem;
  background-color: var(--blue-700);
  color: #ffffff;
}
.affiliate-cta__link:hover,
.affiliate-cta__link:focus-visible {
  background-color: #163fae; /* one step darker again: 8.3:1 on white */
  color: #ffffff;
}
@media (prefers-color-scheme: dark) {
  .affiliate-cta__link {
    background-color: var(--blue-400);
    color: var(--gray-900);
  }
  .affiliate-cta__link:hover,
  .affiliate-cta__link:focus-visible {
    background-color: #93c5fd;
    color: var(--gray-900);
  }
}

.affiliate-inline-link {
  color: var(--brand-blue);
  text-decoration: underline;
}
.affiliate-inline-link:hover { color: var(--blue-700); }

.affiliate-disclosure {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--brand-orange);
  border-radius: 0.5rem;
  padding: 0.875rem 1rem;
  margin-bottom: 1.5rem;
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--color-text-secondary);
}
.affiliate-disclosure a {
  color: var(--brand-blue);
  text-decoration: underline;
}
.prose-article code {
  background-color: var(--gray-100);
  padding: 0.125rem 0.375rem;
  border-radius: 0.25rem;
  font-size: 0.875rem;
}
@media (prefers-color-scheme: dark) {
  .prose-article code { background-color: var(--gray-800); }
}
.prose-article pre {
  background-color: var(--gray-100);
  padding: 1rem;
  border-radius: 0.5rem;
  overflow-x: auto;
  margin-bottom: 1rem;
}
@media (prefers-color-scheme: dark) {
  .prose-article pre { background-color: var(--gray-800); }
}
.prose-article pre code { background-color: transparent; padding: 0; }

.prose-article a { color: var(--blue-600); text-decoration: underline; }
.prose-article a:hover { color: var(--blue-800); }
@media (prefers-color-scheme: dark) {
  .prose-article a { color: var(--blue-400); }
  .prose-article a:hover { color: var(--blue-400); }
}

.prose-article img { border-radius: 0.5rem; margin: 1rem 0; }

.prose-article table { width: 100%; margin-bottom: 1rem; border-collapse: collapse; }
.prose-article th {
  border: 1px solid var(--color-border-strong);
  padding: 0.5rem 0.75rem;
  background-color: var(--color-surface);
  text-align: left;
  font-weight: 600;
}
@media (prefers-color-scheme: dark) {
  .prose-article th { border-color: var(--gray-600); background-color: var(--gray-800); }
}
.prose-article td {
  border: 1px solid var(--color-border-strong);
  padding: 0.5rem 0.75rem;
}
@media (prefers-color-scheme: dark) {
  .prose-article td { border-color: var(--gray-600); }
}
.prose-article hr { margin: 2rem 0; border: none; border-top: 1px solid var(--color-border-strong); }
@media (prefers-color-scheme: dark) {
  .prose-article hr { border-color: var(--gray-600); }
}

/* ---------------------------------------------------------------------------
   17. Article Detail
   --------------------------------------------------------------------------- */
.article-header  { margin-bottom: 2rem; }
.article-category-label {
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.025em;
}
.article-title {
  font-size: 1.875rem;
  font-weight: 700;
  margin-top: 0.5rem;
  margin-bottom: 1rem;
}
@media (min-width: 640px) {
  .article-title { font-size: 2.25rem; }
}
.article-date    { font-size: 0.875rem; color: var(--color-text-secondary); }

/* S2 byline: author, published date, last-reviewed date. */
.article-byline {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem 1rem;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}
.article-byline__author { font-weight: 600; color: var(--color-text); }

/* S8 standing medical module. */
.medical-note {
  margin-top: 2rem;
  padding: 1rem 1.125rem;
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-text-muted);
  border-radius: 0.5rem;
  background-color: var(--color-surface);
}
.medical-note__body {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
}
.medical-note__body strong { color: var(--color-text); }
.article-image   { width: 100%; border-radius: 0.5rem; margin-bottom: 2rem; }

.article-sources {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}
.article-sources .section-subtitle { margin-bottom: 0.75rem; }
.article-sources .prose-article { font-size: 0.875rem; color: var(--color-text-secondary); }

.tag-list        { margin-top: 1.5rem; display: flex; flex-wrap: wrap; gap: 0.5rem; }
.tag-pill {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background-color: var(--gray-100);
  border-radius: 9999px;
  font-size: 0.875rem;
  color: var(--gray-700);
  transition: background-color 150ms ease;
}
.tag-pill:hover  { background-color: var(--gray-200); }
@media (prefers-color-scheme: dark) {
  .tag-pill { background-color: var(--gray-800); color: var(--gray-300); }
  .tag-pill:hover { background-color: var(--gray-700); }
}

.related-section {
  background-color: var(--color-surface);
  padding: 3rem 0;
}

.preview-banner {
  background-color: var(--yellow-50);
  border: 1px solid #fde047;
  border-radius: 0.5rem;
  padding: 0.75rem;
  margin-bottom: 1.5rem;
  font-size: 0.875rem;
  color: var(--yellow-800);
}
@media (prefers-color-scheme: dark) {
  .preview-banner {
    background-color: rgba(113, 63, 18, 0.2);
    border-color: #a16207;
    color: #fef08a;
  }
}

/* ---------------------------------------------------------------------------
   18. Newsletter Form
   --------------------------------------------------------------------------- */
.newsletter-form > * + * { margin-top: 0.5rem; }
.newsletter-row  { display: flex; gap: 0.5rem; }

.newsletter-input {
  flex: 1;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  border: 1px solid var(--color-border-strong);
  border-radius: 0.375rem;
  background-color: var(--color-bg);
  color: var(--color-text);
}
.newsletter-input:focus {
  outline: none;
  box-shadow: var(--focus-ring);
  border-color: transparent;
}
@media (prefers-color-scheme: dark) {
  .newsletter-input { border-color: var(--gray-600); background-color: var(--gray-800); }
}

.newsletter-btn {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: #ffffff;
  background-color: var(--brand-blue);
  border: none;
  border-radius: 0.375rem;
  transition: background-color 150ms ease;
}
.newsletter-btn:hover { background-color: var(--blue-700); }

.newsletter-hint { font-size: 0.75rem; color: var(--color-text-muted); }

/* ---------------------------------------------------------------------------
   19. Cookie Consent
   --------------------------------------------------------------------------- */
.cookie-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--gray-900);
  color: #ffffff;
  padding: 1rem;
  z-index: 50;
  box-shadow: 0 -4px 6px -1px rgb(0 0 0 / 0.1);
}
.cookie-bar__inner {
  max-width: 64rem;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
@media (min-width: 640px) {
  .cookie-bar__inner { flex-direction: row; }
}
.cookie-bar__text { font-size: 0.875rem; }
.cookie-bar__text a { text-decoration: underline; margin-left: 0.25rem; }
.cookie-bar__btn {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  background-color: #ffffff;
  color: var(--gray-900);
  border: none;
  border-radius: 0.375rem;
  white-space: nowrap;
  transition: background-color 150ms ease;
}
.cookie-bar__btn:hover { background-color: var(--gray-100); }

/* ---------------------------------------------------------------------------
   20. FTC Disclosure
   --------------------------------------------------------------------------- */
.ftc-box {
  background-color: var(--amber-50);
  border: 1px solid var(--amber-200);
  border-radius: 0.5rem;
  padding: 1rem;
  font-size: 0.875rem;
  color: var(--amber-800);
  margin-bottom: 1.5rem;
}
.ftc-box a { text-decoration: underline; margin-left: 0.25rem; }
.ftc-box--lg { padding: 1.5rem; margin-bottom: 2rem; }

@media (prefers-color-scheme: dark) {
  .ftc-box {
    background-color: rgba(120, 53, 15, 0.2);
    border-color: #92400e;
    color: #fde68a;
  }
}

/* ---------------------------------------------------------------------------
   21. Pagination
   --------------------------------------------------------------------------- */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  margin-top: 2rem;
}
.pagination__link {
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--color-border-strong);
  border-radius: 0.375rem;
  font-size: 0.875rem;
  transition: background-color 150ms ease;
}
.pagination__link:hover { background-color: var(--color-hover); }
@media (prefers-color-scheme: dark) {
  .pagination__link { border-color: var(--gray-600); }
  .pagination__link:hover { background-color: var(--gray-800); }
}
.pagination__info { font-size: 0.875rem; color: var(--color-text-secondary); }

/* ---------------------------------------------------------------------------
   22. Dashboard
   --------------------------------------------------------------------------- */
.stat-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 2rem;
}
@media (min-width: 640px) {
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .stat-grid { grid-template-columns: repeat(4, 1fr); }
}

.ratio-bar       { display: flex; align-items: center; gap: 0.75rem; }
.ratio-bar__track {
  flex: 1;
  background-color: var(--gray-200);
  border-radius: 9999px;
  height: 1rem;
  overflow: hidden;
}
@media (prefers-color-scheme: dark) {
  .ratio-bar__track { background-color: var(--gray-700); }
}
.ratio-bar__fill { height: 100%; border-radius: 9999px; }
.ratio-bar__fill--ok   { background-color: var(--green-500); }
.ratio-bar__fill--warn { background-color: var(--red-500); }
.ratio-bar__label { font-size: 0.875rem; font-weight: 500; }
.ratio-bar__label--ok   { color: var(--green-600); }
.ratio-bar__label--warn { color: var(--red-600); }

.recent-list > * + * { border-top: 1px solid var(--color-border); }
.recent-item {
  padding: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.recent-item__title { font-weight: 500; }
.recent-item__title a { transition: color 150ms ease; }
.recent-item__title a:hover { color: var(--brand-blue); }
.recent-item__meta { font-size: 0.75rem; color: var(--color-text-muted); }

.quick-actions > * + * { margin-top: 0.5rem; }
.quick-action {
  display: block;
  padding: 0.75rem;
  border-radius: 0.5rem;
  text-align: center;
  font-weight: 500;
  transition: background-color 150ms ease;
}
.quick-action--primary { background-color: var(--brand-blue); color: #ffffff; }
.quick-action--primary:hover { background-color: var(--blue-700); }
.quick-action--secondary {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
}
.quick-action--secondary:hover { background-color: var(--color-hover); }

.two-col-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 1024px) {
  .two-col-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ---------------------------------------------------------------------------
   23. Calendar
   --------------------------------------------------------------------------- */
.calendar-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}
.calendar-nav__title { font-size: 1.125rem; font-weight: 700; }

.calendar-table  { width: 100%; }
.calendar-table th {
  padding: 0.5rem;
  font-size: 0.75rem;
  font-weight: 500;
  text-align: center;
}
.calendar-cell {
  border: 1px solid var(--color-border);
  padding: 0.25rem;
  vertical-align: top;
  height: 6rem;
}
.calendar-cell--empty { background-color: var(--color-surface); }
@media (prefers-color-scheme: dark) {
  .calendar-cell--empty { background-color: rgba(31, 41, 55, 0.5); }
}
.calendar-cell--today { background-color: var(--blue-50); }
@media (prefers-color-scheme: dark) {
  .calendar-cell--today { background-color: rgba(30, 58, 138, 0.2); }
}
.calendar-day    { font-size: 0.75rem; font-weight: 500; margin-bottom: 0.25rem; padding-left: 0.25rem; }

/* Article entries inside a day cell. Cells are a fixed height, so a busy day
   scrolls internally rather than stretching the whole row. */
.calendar-cell { overflow-y: auto; }

.calendar-entry {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.125rem 0.25rem;
  margin-bottom: 0.125rem;
  border-radius: 0.25rem;
  font-size: 0.6875rem;
  line-height: 1.3;
  color: var(--color-text);
  transition: background-color 150ms ease;
}
.calendar-entry:hover { background-color: var(--color-hover); }
.calendar-entry .legend-dot {
  flex: 0 0 auto;
  width: 0.5rem;
  height: 0.5rem;
}
.calendar-entry__title {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.calendar-legend {
  margin-top: 1rem;
  display: flex;
  gap: 1rem;
  font-size: 0.75rem;
  color: var(--color-text-muted);
}
.calendar-legend span { display: flex; align-items: center; gap: 0.25rem; }
.legend-dot {
  display: inline-block;
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 0.25rem;
}
.legend-dot--published { background-color: var(--green-500); }
.legend-dot--scheduled { background-color: var(--blue-500); }
.legend-dot--draft     { background-color: var(--yellow-500); }

/* ---------------------------------------------------------------------------
   24. Login
   --------------------------------------------------------------------------- */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-surface);
}
@media (prefers-color-scheme: dark) {
  .login-page { background-color: var(--gray-900); }
}
.login-card {
  width: 100%;
  max-width: 24rem;
  padding: 2rem;
  background-color: var(--color-card);
  border-radius: 0.5rem;
  box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
}
.login-title {
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 1.5rem;
}
.login-form > * + * { margin-top: 1rem; }
.login-error {
  margin-bottom: 1rem;
  padding: 0.75rem;
  background-color: var(--red-50);
  color: var(--red-700);
  border-radius: 0.375rem;
  font-size: 0.875rem;
}
@media (prefers-color-scheme: dark) {
  .login-error { background-color: rgba(127, 29, 29, 0.2); color: var(--red-400); }
}

/* ---------------------------------------------------------------------------
   25. Center Pages (404, Verify, Unsubscribe)
   --------------------------------------------------------------------------- */
.center-page {
  max-width: 28rem;
  margin: 0 auto;
  padding: 4rem 1rem;
  text-align: center;
}
.center-page--wide { max-width: 48rem; padding: 6rem 1rem; }
.error-code {
  font-size: 3.75rem;
  font-weight: 700;
  color: var(--color-border-strong);
  margin-bottom: 1rem;
}
@media (prefers-color-scheme: dark) {
  .error-code { color: var(--gray-600); }
}

/* ---------------------------------------------------------------------------
   26. Hero (Home)
   --------------------------------------------------------------------------- */
.hero {
  text-align: center;
  margin-bottom: 3rem;
}
.hero-title {
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: 1rem;
}
@media (min-width: 640px) {
  .hero-title { font-size: 3rem; }
}
.hero-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  max-width: 42rem;
  margin: 0 auto;
}

.hero-image {
  display: block;
  width: 100%;
  max-width: 44rem;
  height: auto;
  margin: 2rem auto 0;
  border-radius: 0.75rem;
  border: 1px solid var(--color-border);
}

.cta-section {
  background-color: var(--color-surface);
  padding: 3rem 0;
}

.articles-cta {
  text-align: center;
  margin-top: 2rem;
}

/* ---------------------------------------------------------------------------
   27. Tools Page
   --------------------------------------------------------------------------- */
.tool-group-title { font-size: 1.25rem; font-weight: 700; margin-top: 2rem; margin-bottom: 1rem; }
.tool-list > * + * { margin-top: 1rem; }

.tool-card {
  padding: 1.25rem;
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: 0.5rem;
}
.tool-card__inner { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; }
.tool-card__name  { font-size: 1.125rem; font-weight: 700; }
.tool-card__meta  { font-size: 0.875rem; color: var(--color-text-muted); }
.tool-card__desc  { margin-top: 0.5rem; color: var(--color-text-secondary); }
.tool-card__cta {
  flex-shrink: 0;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: #ffffff;
  background-color: var(--brand-blue);
  border: none;
  border-radius: 0.375rem;
  transition: background-color 150ms ease;
}
.tool-card__cta:hover { background-color: var(--blue-700); }

/* ---------------------------------------------------------------------------
   28. Page Header (Management)
   --------------------------------------------------------------------------- */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}
.page-header .page-title { margin-bottom: 0; }

.action-bar {
  display: flex;
  gap: 0.5rem;
}

/* ---------------------------------------------------------------------------
   29. SVG Icons
   --------------------------------------------------------------------------- */
.icon-sm { width: 1.5rem; height: 1.5rem; }

/* ---------------------------------------------------------------------------
   30. HTMX Loading Indicator
   --------------------------------------------------------------------------- */
.htmx-indicator { display: none; }
.htmx-request .htmx-indicator, .htmx-indicator.htmx-request { display: inline-block; }

/* ---------------------------------------------------------------------------
   31. Misc Helpers
   --------------------------------------------------------------------------- */
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

.inline-link { text-decoration: underline; }
.inline-link:hover { text-decoration: underline; }

/* Used on article detail sources section, privacy, ftc pages */
.prose-secondary { color: var(--gray-700); }
@media (prefers-color-scheme: dark) {
  .prose-secondary { color: var(--gray-300); }
}

/* Quick action link text for AI generate */
.ai-link { font-size: 0.75rem; color: var(--brand-blue); margin-top: 0.25rem; display: inline-block; }
.ai-link:hover { text-decoration: underline; }

.app-version { font-size: 0.75rem; color: var(--color-text-muted); }

/* ---------------------------------------------------------------------------
   30. Search
   Search reuses .form-input, .btn, .article-grid, .article-card, .filter-pill
   and .pagination. Only the pieces with no existing equivalent live here.
   --------------------------------------------------------------------------- */

/* Nav search -- a compact .form-input sized to sit in the nav bar. */
.nav-search {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-search__input {
  width: 8rem;
  padding: 0.375rem 0.625rem;
  font-size: 0.875rem;
  line-height: 1.25rem;
  color: var(--color-text);
  background-color: var(--color-bg);
  border: 1px solid var(--color-border-strong);
  border-radius: 0.375rem;
  transition: width 150ms ease, border-color 150ms ease, box-shadow 150ms ease;
}
.nav-search__input:focus {
  width: 11rem;
  outline: none;
  border-color: transparent;
  box-shadow: var(--focus-ring);
}

.nav-search__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.375rem;
  color: var(--color-text-muted);
  background: none;
  border: 0;
  border-radius: 0.375rem;
  cursor: pointer;
  transition: color 150ms ease;
}
.nav-search__button:hover { color: var(--brand-blue); }
.nav-search__button:focus-visible { outline: none; box-shadow: var(--focus-ring); }

@media (prefers-color-scheme: dark) {
  .nav-search__input {
    border-color: var(--gray-600);
    background-color: var(--gray-700);
  }
}

/* Mobile menu variant fills the drawer width. The drawer itself is only
   rendered under 768px, so no media query is needed here. */
.nav-search--mobile { margin-top: 0.5rem; }
.nav-search--mobile .nav-search__input { width: 100%; }
.nav-search--mobile .nav-search__input:focus { width: 100%; }

/* Search page form row */
.search-form {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}
.search-form__input { flex: 1 1 auto; min-width: 0; }
.search-form .btn { flex: 0 0 auto; }

.search-form__spinner {
  flex: 0 0 auto;
  width: 1rem;
  height: 1rem;
  border: 2px solid var(--color-border-strong);
  border-top-color: var(--brand-blue);
  border-radius: 50%;
  animation: search-spin 600ms linear infinite;
}
@keyframes search-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) {
  .search-form__spinner { animation: none; }
}

.search-hint {
  margin-bottom: 2rem;
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.search-summary {
  margin-bottom: 1.5rem;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.search-empty { padding: 1rem 0 2rem; }

/* Match highlighting inside article card excerpts */
.article-card__excerpt--highlighted mark {
  padding: 0 0.125em;
  color: var(--gray-900);
  background-color: var(--amber-200);
  border-radius: 0.125rem;
}
@media (prefers-color-scheme: dark) {
  .article-card__excerpt--highlighted mark {
    color: var(--gray-900);
    background-color: var(--amber-200);
  }
}