/* mindfulmining.earth — site styles
 * Per 10_MindfulMining_Site_Plan.md visual guidance.
 * Body serif, navigation sans-serif, conservation green + navy accents,
 * generous whitespace, single-column body capped at ~720px.
 */

:root {
  --green:      #2E5934;
  --green-soft: #466b4d;
  --earth:      #7A4F1D;
  --navy:       #1F3A5F;
  --gray-body:  #333333;
  --gray-soft:  #6b6b6b;
  --rule:       #d8d4c8;
  --bg:         #FBF9F4;
  --card:       #ffffff;
  --tan:        #F4EFE2;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--gray-body);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 18px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--navy); text-decoration: underline; text-underline-offset: 2px; }
a:hover { color: var(--green); }

/* ---------- header ---------- */

.site-header {
  background: var(--card);
  border-bottom: 1px solid var(--rule);
}

.header-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 22px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.brand {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-weight: 600;
  font-size: 20px;
  letter-spacing: 0.02em;
  color: var(--navy);
  text-decoration: none;
}

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

nav.primary {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 15px;
  letter-spacing: 0.02em;
}

nav.primary a {
  color: var(--gray-body);
  text-decoration: none;
  margin-left: 22px;
  padding-bottom: 4px;
  border-bottom: 2px solid transparent;
}

nav.primary a:hover { border-bottom-color: var(--green); color: var(--navy); }
nav.primary a.active { border-bottom-color: var(--green); color: var(--navy); font-weight: 600; }

/* ---------- main column ---------- */

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 56px 28px 80px;
}

main.wide { max-width: 1080px; }

/* ---------- hero ---------- */

.hero {
  background: var(--card);
  border-bottom: 1px solid var(--rule);
  padding: 72px 28px 56px;
}

.hero-inner {
  max-width: 720px;
  margin: 0 auto;
}

.hero h1 {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 52px;
  line-height: 1.05;
  margin: 0 0 10px;
  color: var(--navy);
  letter-spacing: -0.01em;
}

.hero .tagline {
  font-style: italic;
  font-size: 22px;
  color: var(--green);
  margin: 0 0 28px;
}

.hero p.lead {
  font-size: 19px;
  line-height: 1.6;
  color: var(--gray-body);
  margin: 0 0 28px;
}

.hero .cta-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 8px;
}

/* ---------- buttons ---------- */

.btn {
  display: inline-block;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 15px;
  letter-spacing: 0.02em;
  font-weight: 600;
  padding: 12px 22px;
  border-radius: 2px;
  text-decoration: none;
  transition: all .15s ease;
}

.btn.primary { background: var(--navy); color: #fff; }
.btn.primary:hover { background: var(--green); color: #fff; }
.btn.secondary { background: transparent; color: var(--navy); border: 1.5px solid var(--navy); }
.btn.secondary:hover { background: var(--navy); color: #fff; }
.btn.download { background: var(--green); color: #fff; border: none; padding: 16px 28px; font-size: 16px; }
.btn.download:hover { background: var(--green-soft); }

/* ---------- typography ---------- */

h1, h2, h3 { font-family: "Helvetica Neue", Helvetica, Arial, sans-serif; color: var(--navy); }
h2 { font-size: 28px; margin: 48px 0 16px; letter-spacing: -0.005em; }
h3 { font-size: 20px; margin: 28px 0 10px; }

p { margin: 0 0 18px; }

main p, main li { line-height: 1.7; }

.sub { color: var(--gray-soft); font-size: 16px; }

blockquote {
  border-left: 3px solid var(--green);
  margin: 28px 0;
  padding: 6px 0 6px 22px;
  color: var(--gray-body);
  font-style: italic;
}

.pull-quote {
  background: var(--tan);
  margin: 48px -28px;
  padding: 48px 36px;
  text-align: center;
  font-family: Georgia, serif;
  font-style: italic;
  font-size: 24px;
  line-height: 1.45;
  color: var(--navy);
}

.pull-quote .attrib {
  display: block;
  margin-top: 18px;
  font-size: 15px;
  font-style: normal;
  color: var(--gray-soft);
}

/* ---------- images ---------- */

.full-figure {
  margin: 40px 0 32px;
}

.full-figure img { width: 100%; height: auto; display: block; border: 1px solid var(--rule); }
.full-figure figcaption {
  font-size: 15px;
  font-style: italic;
  color: var(--gray-soft);
  text-align: center;
  margin-top: 12px;
  line-height: 1.5;
}

.figure-bleed {
  margin: 48px -28px;
}
.figure-bleed img { width: 100%; height: auto; display: block; }
.figure-bleed figcaption {
  font-size: 15px;
  font-style: italic;
  color: var(--gray-soft);
  text-align: center;
  padding: 12px 28px 0;
  line-height: 1.5;
}

/* ---------- four-up grid ---------- */

.grid-4 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
  margin: 36px 0;
}

@media (min-width: 880px) {
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

.card {
  background: var(--card);
  border: 1px solid var(--rule);
  padding: 22px;
}
.card h3 {
  margin: 0 0 12px;
  font-size: 17px;
  color: var(--navy);
}
.card p { font-size: 15px; line-height: 1.55; color: var(--gray-body); }
.card a.more {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--green);
  text-decoration: none;
  border-bottom: 1.5px solid var(--green);
  padding-bottom: 2px;
}

/* ---------- two-up cta strip ---------- */

.cta-strip {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  margin: 56px 0 24px;
}

@media (min-width: 720px) {
  .cta-strip { grid-template-columns: 1fr 1fr; }
}

.cta-card {
  background: var(--card);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--green);
  padding: 28px;
}
.cta-card h3 { margin: 0 0 10px; font-size: 18px; }
.cta-card p { font-size: 15px; color: var(--gray-body); }

/* ---------- campaign banner (Home page Block 3) ---------- */

.campaign-banner {
  background: var(--card);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  margin: 48px -28px;
  padding: 36px 28px;
}
.campaign-banner h2 { margin-top: 0; }
.campaign-banner .cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 18px; }

/* ---------- download block (Seal River page Block 5) ---------- */

.download-block {
  background: var(--card);
  border: 2px solid var(--green);
  padding: 32px;
  margin: 48px 0;
}
.download-block h3 {
  font-size: 22px;
  color: var(--navy);
  margin: 0 0 14px;
}
.download-block .btn.download { margin: 20px 0; }
.download-block ul { padding-left: 18px; margin: 16px 0 0; }
.download-block li { margin-bottom: 8px; font-size: 16px; }

/* ---------- footer ---------- */

footer.site-footer {
  background: var(--navy);
  color: #d8e0ec;
  padding: 56px 28px 32px;
  margin-top: 96px;
}

.footer-inner {
  max-width: 1080px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}
@media (min-width: 720px) {
  .footer-inner { grid-template-columns: 1fr 1fr 1fr; }
}

footer h4 {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 14px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #fff;
  margin: 0 0 14px;
}
footer ul { list-style: none; padding: 0; margin: 0; }
footer li { margin-bottom: 8px; }
footer a { color: #c8d2e1; text-decoration: none; font-size: 15px; }
footer a:hover { color: #fff; text-decoration: underline; }

.footer-closing {
  max-width: 1080px;
  margin: 40px auto 0;
  padding-top: 28px;
  border-top: 1px solid #355278;
  text-align: center;
  font-style: italic;
  font-size: 15px;
  color: #a8b5c8;
}

/* ---------- substack post list ---------- */

.post-list {
  display: grid;
  gap: 18px;
  margin: 28px 0;
}
.post-card {
  background: var(--card);
  border: 1px solid var(--rule);
  padding: 22px;
}
.post-card h3 { margin: 0 0 6px; font-size: 17px; }
.post-card .post-date {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 13px;
  color: var(--gray-soft);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.post-card p { font-size: 15px; color: var(--gray-body); margin-bottom: 12px; }

/* ---------- small utility ---------- */

.text-center { text-align: center; }
.muted { color: var(--gray-soft); font-size: 15px; }

/* ---------- responsive nav (simple) ---------- */

@media (max-width: 640px) {
  .hero h1 { font-size: 38px; }
  .hero .tagline { font-size: 19px; }
  nav.primary a { margin-left: 0; margin-right: 14px; display: inline-block; }
  .pull-quote { margin: 32px -16px; padding: 32px 20px; font-size: 20px; }
  .figure-bleed, .campaign-banner { margin-left: -16px; margin-right: -16px; }
}