/* ==========================================================================
   E-Commons — editorial stylesheet
   A calm, reader-first design: warm paper, real serif typography, hairline
   rules instead of drop shadows, one restrained forest-green accent.
   ========================================================================== */

:root {
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua",
    "Hoefler Text", Georgia, "Times New Roman", serif;
  --sans: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI",
    "Helvetica Neue", Arial, sans-serif;

  /* Warm paper palette */
  --paper: #faf6ee;
  --paper-2: #f2ebdd;
  --ink: #23211c;
  --muted: #6b6456;
  --green: #2d6a4f;
  --green-deep: #1b4332;
  --green-tint: #eaf1ec;
  --line: #e4dccb;
  --line-strong: #cabfa6;

  --measure: 42rem;   /* reading width */
  --wide: 66rem;      /* header / footer / full-bleed sections */

  --space: clamp(3rem, 7vw, 5.5rem);
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #17140f;
    --paper-2: #201b14;
    --ink: #ece4d5;
    --muted: #a99f8c;
    --green: #7cc39c;
    --green-deep: #a7d9bf;
    --green-tint: #1e2a22;
    --line: #332c20;
    --line-strong: #4a4030;
  }
}

/* --------------------------------------------------------------- reset */
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.075rem;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  height: auto;
}
::selection {
  background: var(--green);
  color: var(--paper);
}

.wrap {
  width: 100%;
  max-width: var(--measure);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

/* ------------------------------------------------------------- skip link */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  z-index: 100;
  background: var(--green-deep);
  color: #fff;
  padding: 0.6rem 1rem;
  font-family: var(--sans);
  font-size: 0.85rem;
}
.skip-link:focus {
  left: 0.5rem;
  top: 0.5rem;
}

/* --------------------------------------------------------------- header */
.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}
.header-inner {
  max-width: var(--wide);
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-block: 1.15rem;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--green-deep);
  text-decoration: none;
}
.brand-mark {
  flex: none;
  color: var(--green);
}
.brand-name {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.35rem;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.site-nav {
  margin-left: auto;
}
.site-nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 1.4rem;
  margin: 0;
  padding: 0;
}
.site-nav a {
  font-family: var(--sans);
  font-size: 0.83rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  padding-block: 0.2rem;
  border-bottom: 2px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}
.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--green-deep);
  border-color: var(--green);
}
.locale-tag {
  font-family: var(--sans);
  font-size: 0.78rem;
  color: var(--muted);
  white-space: nowrap;
}

@media (max-width: 720px) {
  .header-inner {
    flex-wrap: wrap;
    gap: 0.75rem 1.25rem;
  }
  .site-nav {
    order: 3;
    width: 100%;
  }
  .site-nav ul {
    gap: 1rem;
  }
  .locale-tag {
    margin-left: auto;
  }
}

/* ----------------------------------------------------------------- hero */
.hero {
  background: var(--paper-2);
  border-bottom: 1px solid var(--line);
  padding-block: var(--space);
}
.hero h1 {
  margin: 0.3rem 0 0;
  font-size: clamp(2.3rem, 6vw, 3.4rem);
}
.hero .lede {
  margin-top: 1.25rem;
  font-size: clamp(1.2rem, 2.6vw, 1.4rem);
}

/* --------------------------------------------------------- page heading */
.page-head {
  padding-top: var(--space);
}
.page-head h1 {
  margin: 0.3rem 0 0;
  font-size: clamp(2.05rem, 5vw, 2.85rem);
}
.page-head .lede {
  margin-top: 1.1rem;
}

.eyebrow {
  margin: 0;
  font-family: var(--sans);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--green);
}

.lede {
  font-size: 1.28rem;
  line-height: 1.5;
  color: var(--muted);
  max-width: 34rem;
}
.hero .lede,
.page-head .lede {
  color: var(--ink);
  opacity: 0.82;
}

/* ------------------------------------------------------------- headings */
h1,
h2,
h3,
h4 {
  font-family: var(--serif);
  font-weight: 600;
  line-height: 1.18;
  letter-spacing: -0.011em;
  color: var(--ink);
}

/* --------------------------------------------------------------- prose */
.prose {
  padding-top: 2.75rem;
  padding-bottom: 1rem;
}
.prose > * + * {
  margin-top: 1.3rem;
}
.prose p,
.prose li {
  color: var(--ink);
}
.prose h2 {
  margin-top: 3rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--line);
  font-size: 1.62rem;
}
.prose h3 {
  margin-top: 2.2rem;
  font-size: 1.24rem;
}
.prose h2 a,
.prose h3 a {
  color: inherit;
  text-decoration: none;
}
.prose ul,
.prose ol {
  padding-left: 1.3rem;
}
.prose li + li {
  margin-top: 0.5rem;
}
.prose li::marker {
  color: var(--green);
}
.prose a {
  color: var(--green-deep);
  text-decoration: underline;
  text-decoration-color: var(--line-strong);
  text-underline-offset: 0.15em;
  transition: text-decoration-color 0.15s ease;
}
.prose a:hover {
  text-decoration-color: var(--green);
}
.prose strong {
  font-weight: 600;
}
.prose blockquote {
  margin: 1.8rem 0;
  padding-left: 1.25rem;
  border-left: 3px solid var(--green);
  color: var(--muted);
  font-style: italic;
}
.prose hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 2.5rem 0;
}
.prose code {
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: 0.9em;
  background: var(--paper-2);
  padding: 0.1em 0.35em;
  border-radius: 3px;
}

/* --------------------------------------------------------------- tables */
.prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  font-size: 0.98rem;
}
.prose caption {
  caption-side: top;
  text-align: left;
  font-family: var(--sans);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.7rem;
}
.prose th {
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-align: left;
  color: var(--green-deep);
  padding: 0.6rem 0.9rem;
  border-bottom: 2px solid var(--line-strong);
  vertical-align: bottom;
}
.prose td {
  padding: 0.7rem 0.9rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.prose tbody tr:last-child td {
  border-bottom: 1px solid var(--line-strong);
}

.table-scroll {
  overflow-x: auto;
}

/* --------------------------------------------------- pillars (section nav) */
.pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 1.5rem 2rem;
  margin: 2.5rem 0;
}
.pillar {
  border-top: 2px solid var(--green);
  padding-top: 1rem;
}
.pillar h3 {
  margin: 0 0 0.4rem;
  font-size: 1.18rem;
}
.pillar h3 a {
  color: var(--ink);
  text-decoration: none;
}
.pillar h3 a:hover {
  color: var(--green-deep);
}
.pillar p {
  margin: 0;
  font-size: 0.98rem;
  color: var(--muted);
  line-height: 1.6;
}
.pillar .more {
  display: inline-block;
  margin-top: 0.6rem;
  font-family: var(--sans);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--green);
  text-decoration: none;
}
.pillar .more:hover {
  text-decoration: underline;
}

/* --------------------------------------------------------------- stats */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr));
  gap: 1.5rem 1rem;
  margin: 2.5rem 0;
  padding: 1.75rem 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.stat .num {
  display: block;
  font-family: var(--serif);
  font-size: 2.3rem;
  line-height: 1;
  color: var(--green-deep);
  letter-spacing: -0.02em;
}
.stat .label {
  display: block;
  margin-top: 0.5rem;
  font-family: var(--sans);
  font-size: 0.82rem;
  line-height: 1.4;
  color: var(--muted);
}

/* -------------------------------------------------------------- callout */
.callout {
  margin: 2.2rem 0;
  padding: 1.3rem 1.5rem;
  background: var(--paper-2);
  border-left: 3px solid var(--green);
}
.callout > :first-child {
  margin-top: 0;
}
.callout > :last-child {
  margin-bottom: 0;
}
.callout .callout-label {
  font-family: var(--sans);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green);
  display: block;
  margin-bottom: 0.4rem;
}

/* -------------------------------------------------------- FAQ (details) */
.faq {
  margin: 2rem 0;
  border-top: 1px solid var(--line);
}
.faq details {
  border-bottom: 1px solid var(--line);
}
.faq summary {
  list-style: none;
  cursor: pointer;
  padding: 1.05rem 2rem 1.05rem 0;
  position: relative;
  font-family: var(--serif);
  font-size: 1.12rem;
  font-weight: 600;
  color: var(--ink);
}
.faq summary::-webkit-details-marker {
  display: none;
}
.faq summary::after {
  content: "+";
  position: absolute;
  right: 0.2rem;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--sans);
  font-weight: 400;
  font-size: 1.5rem;
  color: var(--green);
  line-height: 1;
}
.faq details[open] summary::after {
  content: "–";
}
.faq details > p {
  margin: 0 0 1.1rem;
  color: var(--muted);
}

/* ----------------------------------------------------------------- CTA */
.cta {
  margin: 3rem 0 1rem;
  padding: 2rem;
  border: 1px solid var(--line-strong);
  text-align: center;
}
.cta h2,
.cta h3 {
  margin: 0 0 0.5rem;
  border: 0;
  padding: 0;
}
.cta p {
  margin: 0 auto 1.4rem;
  color: var(--muted);
  max-width: 32rem;
}
.button,
.prose a.button {
  display: inline-block;
  font-family: var(--sans);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #fff;
  background: var(--green-deep);
  padding: 0.75rem 1.6rem;
  border: 1px solid var(--green-deep);
  text-decoration: none;
  transition: background 0.15s ease, border-color 0.15s ease;
}
.button:hover,
.prose a.button:hover {
  color: #fff;
  background: var(--green);
  border-color: var(--green);
  text-decoration: none;
}
@media (prefers-color-scheme: dark) {
  .button,
  .prose a.button {
    color: var(--paper);
    background: var(--green);
    border-color: var(--green);
  }
  .button:hover,
  .prose a.button:hover {
    color: var(--paper);
    background: var(--green-deep);
    border-color: var(--green-deep);
  }
}

/* -------------------------------------------------- resource / link list */
.link-list {
  list-style: none;
  margin: 2rem 0;
  padding: 0;
  border-top: 1px solid var(--line);
}
.link-list li {
  border-bottom: 1px solid var(--line);
  padding: 1.15rem 0;
}
.link-list .kicker {
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green);
  display: block;
  margin-bottom: 0.3rem;
}
.link-list a {
  font-family: var(--serif);
  font-size: 1.18rem;
  font-weight: 600;
  color: var(--ink);
  text-decoration: none;
}
.link-list a:hover {
  color: var(--green-deep);
  text-decoration: underline;
  text-decoration-color: var(--green);
}
.link-list p {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.98rem;
}

/* -------------------------------------------------------- page meta line */
.page-meta {
  margin-top: 3rem;
  padding-top: 1.25rem;
  padding-bottom: var(--space);
}
.page-meta p {
  margin: 0;
  font-family: var(--sans);
  font-size: 0.82rem;
  color: var(--muted);
  border-top: 1px solid var(--line);
  padding-top: 1.1rem;
}

/* --------------------------------------------------------------- footer */
.site-footer {
  margin-top: 2rem;
  background: var(--paper-2);
  border-top: 2px solid var(--green);
}
.footer-grid {
  max-width: var(--wide);
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 2.5rem;
  padding-block: var(--space);
}
.footer-brand .brand-name {
  display: block;
  margin-bottom: 0.6rem;
}
.footer-brand p {
  margin: 0 0 0.8rem;
  color: var(--muted);
  font-size: 0.96rem;
  max-width: 26rem;
}
.footer-locale {
  font-family: var(--sans);
  font-size: 0.82rem;
}
.footer-col h2 {
  font-family: var(--sans);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green);
  margin: 0 0 1rem;
}
.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.footer-col li + li {
  margin-top: 0.6rem;
}
.footer-col a {
  color: var(--ink);
  text-decoration: none;
  font-size: 0.96rem;
}
.footer-col a:hover {
  color: var(--green-deep);
  text-decoration: underline;
}
.footer-legal {
  max-width: var(--wide);
  border-top: 1px solid var(--line);
  padding-block: 1.5rem 2.5rem;
}
.footer-legal p {
  margin: 0.2rem 0;
  font-family: var(--sans);
  font-size: 0.8rem;
  color: var(--muted);
}

@media (max-width: 640px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

/* ----------------------------------------------------------- focus ring */
:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
}

/* --------------------------------------------------------------- print */
@media print {
  .site-header,
  .site-footer,
  .cta,
  .skip-link {
    display: none;
  }
  body {
    background: #fff;
    color: #000;
    font-size: 11.5pt;
  }
  .prose a {
    color: #000;
    text-decoration: underline;
  }
}

/* ------------------------------------------------------------ blog / posts */
.crumbs {
  font-family: var(--sans);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1.4rem;
}
.crumbs a {
  color: var(--muted);
  text-decoration: none;
}
.crumbs a:hover {
  color: var(--green-deep);
  text-decoration: underline;
}
.crumbs span {
  margin-inline: 0.5rem;
  opacity: 0.6;
}

.byline {
  margin-top: 1.4rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  font-family: var(--sans);
  font-size: 0.86rem;
  color: var(--muted);
}
.byline strong {
  color: var(--ink);
  font-weight: 600;
}
.byline .sep {
  margin-inline: 0.45rem;
}

.post-list {
  list-style: none;
  margin: 2.5rem 0;
  padding: 0;
  border-top: 1px solid var(--line);
}
.post-list li {
  padding: 1.6rem 0;
  border-bottom: 1px solid var(--line);
}
.post-list .post-kicker {
  margin: 0 0 0.5rem;
  font-family: var(--sans);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.post-list .post-kicker .kicker {
  color: var(--green);
}
.post-list .post-kicker > * + *::before {
  content: "·";
  margin-inline: 0.55rem;
  font-weight: 400;
  color: var(--line-strong);
}
.prose .post-list h2 {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: 1.45rem;
}
.post-list h2 a {
  color: var(--ink);
  text-decoration: none;
}
.post-list h2 a:hover {
  color: var(--green-deep);
  text-decoration: underline;
  text-decoration-color: var(--green);
}
.post-list .post-summary {
  margin: 0.6rem 0 0;
  color: var(--muted);
}
.post-list .more {
  display: inline-block;
  margin-top: 0.8rem;
  font-family: var(--sans);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--green);
  text-decoration: none;
}
.post-list .more:hover {
  text-decoration: underline;
}

/* Compact variant: homepage teaser and "more from the blog" */
.post-list.compact {
  margin: 1.5rem 0;
}
.post-list.compact li {
  padding: 1rem 0;
}
.post-list.compact > li > a {
  font-family: var(--serif);
  font-size: 1.18rem;
  font-weight: 600;
  color: var(--ink);
  text-decoration: none;
}
.post-list.compact > li > a:hover {
  color: var(--green-deep);
  text-decoration: underline;
  text-decoration-color: var(--green);
}
.post-list.compact time {
  display: block;
  margin-top: 0.25rem;
  font-family: var(--sans);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}
.post-list.compact p {
  margin: 0.4rem 0 0;
  color: var(--muted);
  font-size: 0.98rem;
}
.prose a.more-link {
  font-family: var(--sans);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--green);
  text-decoration: none;
}
.prose a.more-link:hover {
  text-decoration: underline;
}

.post-footer {
  margin-top: 3rem;
  padding-top: 1.5rem;
  padding-bottom: var(--space);
  border-top: 1px solid var(--line);
}
.post-footer h2 {
  margin: 0;
  font-family: var(--sans);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green);
}
.post-footer .back {
  margin: 1.5rem 0 0;
  font-family: var(--sans);
  font-size: 0.86rem;
}
.post-footer .back a {
  color: var(--green-deep);
  text-decoration: none;
}
.post-footer .back a:hover {
  text-decoration: underline;
}
.post-footer .page-meta-line {
  margin: 1.5rem 0 0;
  padding-top: 1.1rem;
  border-top: 1px solid var(--line);
  font-family: var(--sans);
  font-size: 0.82rem;
  color: var(--muted);
}