/* ---------------------------------------------------------
   Reset
--------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
table { border-collapse: collapse; }

/* ---------------------------------------------------------
   Design tokens
--------------------------------------------------------- */
:root {
  --color-bg: #ffffff;
  --color-bg-subtle: #f5f7fa;
  --color-border: #e2e6ec;
  --color-text: #1c2430;
  --color-text-muted: #5b6472;
  --color-mint: #e6f5f0;
  --color-mint-border: #cdeee1;
  --color-accent: #17806c;
  --color-accent-ink: #0f5f50;
  --color-accent-tint: #e6f5f0;
  --color-good: #1f7a4d;
  --color-bad: #a3402b;
  --font-serif: Georgia, "Iowan Old Style", "Palatino Linotype", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --radius: 10px;
  --container: 880px;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  font-size: 17px;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.25;
  color: var(--color-text);
}

h1 { font-size: 2.1rem; margin: 0 0 12px; }
h2 { font-size: 1.5rem; margin: 48px 0 16px; }
h3 { font-size: 1.2rem; margin: 32px 0 10px; }

p { margin: 0 0 16px; color: var(--color-text); }
ul, ol { margin: 0 0 16px; padding-left: 22px; }
li { margin-bottom: 6px; }

.lede {
  font-size: 1.1rem;
  color: var(--color-text-muted);
}

/* ---------------------------------------------------------
   Header / Footer (identical markup on all 4 pages)
--------------------------------------------------------- */
.site-header {
  background: var(--color-mint);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.site-logo {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  text-decoration: none;
  color: var(--color-text);
  font-weight: 700;
}

.site-nav {
  display: flex;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a {
  text-decoration: none;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--color-text);
}

.site-footer {
  margin-top: 64px;
}

.footer-cta {
  background: var(--color-mint);
  padding: 28px 0;
}

.footer-cta p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-text);
}

.footer-cta a {
  color: var(--color-accent-ink);
  text-decoration: underline;
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding: 20px 0 32px;
}

.footer-bottom .container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.site-footer nav {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.site-footer a {
  text-decoration: none;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.site-footer a:hover { color: var(--color-text); }

.footer-note {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  max-width: 640px;
  margin: 16px 0 0;
}

/* ---------------------------------------------------------
   Hero band (mint) + breadcrumbs
--------------------------------------------------------- */
.hero-band {
  background: var(--color-mint);
  padding-bottom: 36px;
}

.breadcrumbs {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin: 0;
  padding: 22px 0 18px;
  list-style: none;
  display: flex;
  gap: 6px;
}
.breadcrumbs a { color: var(--color-text-muted); text-decoration: none; }
.breadcrumbs a:hover { text-decoration: underline; }
.breadcrumbs li:not(:last-child)::after { content: "/"; margin-left: 6px; color: var(--color-mint-border); }

/* ---------------------------------------------------------
   Article shell
--------------------------------------------------------- */
main { padding-bottom: 24px; }

.article-header {
  padding: 8px 0 0;
}

.hero-band > .container > .article-header:first-child {
  padding-top: 22px;
}

.article-meta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin: 4px 0 0;
}

/* ---------------------------------------------------------
   Ranking cards
--------------------------------------------------------- */
.rank-grid {
  display: grid;
  gap: 20px;
  margin: 24px 0 32px;
}

.rank-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  background: var(--color-bg);
  min-height: 320px;
  display: flex;
  flex-direction: column;
}

.rank-card__head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 12px;
}

.rank-badge {
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

.rank-mark {
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--color-accent-tint);
  color: var(--color-accent-ink);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.1rem;
}

.rank-card__title {
  margin: 0;
}

.rank-card__title h3 {
  margin: 0;
  font-size: 1.05rem;
}

.rank-card__best-for {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin: 2px 0 0;
}

.rank-card__desc {
  font-size: 0.95rem;
  margin-bottom: 16px;
}

.rank-card__columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
  flex: 1;
}

.rank-card__columns h4 {
  margin: 0 0 8px;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  font-weight: 700;
}

.rank-card__columns ul {
  margin: 0;
  padding-left: 18px;
  font-size: 0.9rem;
}

.pros li::marker { color: var(--color-good); }
.cons li::marker { color: var(--color-bad); }

.rank-card__link {
  margin-top: auto;
  display: inline-block;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-accent-ink);
  border-top: 1px solid var(--color-border);
  padding-top: 14px;
}

.rank-card__link::after { content: " \2192"; }

@media (min-width: 700px) {
  .rank-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ---------------------------------------------------------
   Tables
--------------------------------------------------------- */
.table-wrap {
  overflow-x: auto;
  margin: 20px 0 28px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

table.data-table {
  width: 100%;
  min-width: 520px;
  font-size: 0.92rem;
}

.data-table th,
.data-table td {
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
}

.data-table thead th {
  background: var(--color-bg-subtle);
  font-weight: 700;
  color: var(--color-text-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.data-table tbody tr:last-child td { border-bottom: none; }

.data-table a { color: var(--color-accent-ink); text-decoration: none; }
.data-table a:hover { text-decoration: underline; }

/* ---------------------------------------------------------
   FAQ
--------------------------------------------------------- */
.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 4px 20px;
  margin-bottom: 12px;
  background: var(--color-bg);
}

.faq-item summary {
  cursor: pointer;
  font-weight: 600;
  padding: 16px 0;
  list-style: none;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::before {
  content: "+";
  display: inline-block;
  width: 18px;
  color: var(--color-accent-ink);
  font-weight: 700;
}

.faq-item[open] summary::before { content: "\2212"; }

.faq-item p {
  margin: 0 0 16px;
  color: var(--color-text-muted);
}

/* ---------------------------------------------------------
   Misc content blocks
--------------------------------------------------------- */
.notice {
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 16px 20px;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin: 20px 0 28px;
}

.criteria-grid {
  display: grid;
  gap: 16px;
  margin: 20px 0 28px;
}

@media (min-width: 700px) {
  .criteria-grid { grid-template-columns: repeat(2, 1fr); }
}

.criteria-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 18px 20px;
}

.criteria-card h3 {
  margin: 0 0 6px;
  font-size: 1rem;
}

.criteria-card p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--color-text-muted);
}

/* ---------------------------------------------------------
   Article figures
--------------------------------------------------------- */
.article-figure {
  margin: 28px 0;
}

.article-figure img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius);
}

.article-figure figcaption {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: 10px;
  text-align: center;
}