/* ==========================================================================
   Additional content sections, share module and footer.
   Uses the design tokens already defined in styles.css (--bg, --panel,
   --lime, --line, --muted) so everything stays visually consistent.
   Deliberately contains no em dashes or en dashes.
   ========================================================================== */

.sec { padding: 100px 5vw 110px; border-bottom: 1px solid var(--line); }
.sec-alt { background: linear-gradient(180deg, #0d1210 0%, var(--bg) 100%); }

.sec-head { max-width: 760px; margin-bottom: 54px; }
.sec-head h2 {
  font: 600 clamp(34px, 4vw, 52px)/1 'Space Grotesk', sans-serif;
  letter-spacing: -2.4px; margin: 14px 0 18px;
}
.sec-head h2 em { font-family: var(--serif); font-weight: 400; color: var(--lime); font-style: italic; }
.sec-head > p { color: var(--muted); font-size:17px; margin: 0; max-width: 620px; }

/* ---------- Feature grid ---------- */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.feature {
  background: var(--panel); border: 1px solid var(--line);
  padding: 30px 26px 32px; transition: border-color .22s, transform .22s;
}
.feature:hover { border-color: #6d7c72; transform: translateY(-3px); }
.feature .f-mark {
  width: 38px; height: 38px; display: grid; place-items: center;
  background: var(--lime); color: #10140f; font-size:18.5px; font-weight: 700; margin-bottom: 26px;
}
.feature h3 { font:600 19.5px 'Space Grotesk', sans-serif; margin: 0 0 9px; }
.feature p { font-size:15.5px; color: var(--muted); margin: 0; line-height: 1.62; }

/* ---------- Two column detail ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.split-card { background: var(--panel); border: 1px solid var(--line); padding: 34px 30px 38px; }
.split-card > .kicker { display: block; margin-bottom: 12px; }
.split-card h3 { font:600 25px 'Space Grotesk', sans-serif; margin: 0 0 18px; }
.split-card ul { list-style: none; padding: 0; margin: 0; }
.split-card li {
  font-size:15.5px; color: var(--muted); padding: 11px 0 11px 26px;
  border-bottom: 1px solid var(--line); position: relative; line-height: 1.55;
}
.split-card li:last-child { border-bottom: 0; }
.split-card li:before {
  content: '/'; position: absolute; left: 0; top: 11px;
  color: var(--lime); font-weight: 700; font-size:15.5px;
}
.split-card li b { color: var(--ink); font-weight: 600; }

/* ---------- Numbered steps ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; counter-reset: s; }
.step-card {
  border: 1px solid var(--line); background: var(--panel); padding: 30px 26px 34px; position: relative;
}
.step-card:before {
  counter-increment: s; content: '0' counter(s);
  font:700 15.5px 'Space Grotesk', sans-serif; color: var(--lime); letter-spacing: 2px;
}
.step-card h3 { font:600 21px 'Space Grotesk', sans-serif; margin: 16px 0 10px; }
.step-card p { font-size:15.5px; color: var(--muted); margin: 0; line-height: 1.62; }

/* ---------- Method / transparency table ---------- */
.method-table { border: 1px solid var(--line); background: var(--panel); }
.method-row { display: grid; grid-template-columns: 240px 1fr; border-bottom: 1px solid var(--line); }
.method-row:last-child { border-bottom: 0; }
.method-row > dt {
  padding: 20px 26px; font:600 15.5px 'Space Grotesk', sans-serif;
  color: var(--lime); border-right: 1px solid var(--line); letter-spacing: .4px;
}
.method-row > dd { padding: 20px 26px; margin: 0; font-size:15.5px; color: var(--muted); line-height: 1.65; }
.method-row > dd code {
  background: var(--panel2); border: 1px solid var(--line); padding: 2px 7px;
  font-size:15px; color: var(--ink); border-radius: 2px;
}

/* ---------- FAQ ---------- */
.faq { max-width: 900px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  cursor: pointer; list-style: none; padding: 22px 40px 22px 0; position: relative;
  font:600 18px 'Space Grotesk', sans-serif; transition: color .18s;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--lime); }
.faq summary:focus-visible { outline: 2px solid var(--lime); outline-offset: 3px; }
.faq summary:after {
  content: '+'; position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
  color: var(--lime); font-size:22px; font-weight: 400; transition: transform .22s;
}
.faq details[open] summary:after { transform: translateY(-50%) rotate(45deg); }
.faq details > p { margin: 0 0 24px; font-size:16px; color: var(--muted); max-width: 720px; line-height: 1.7; }

/* ---------- Share ---------- */
.share-wrap {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px;
  border: 1px solid var(--line); background: var(--panel); padding: 26px;
}
.share-label {
  font:700 14px 'Space Grotesk', sans-serif; letter-spacing: 2.2px;
  color: var(--lime); margin-right: 8px; text-transform: uppercase;
}
.share-btn {
  display: inline-flex; align-items: center; gap: 9px;
  background: var(--panel2); border: 1px solid var(--line); color: var(--ink);
  padding: 11px 15px; font-size:15.5px; font-weight: 500; cursor: pointer;
  text-decoration: none; border-radius: 3px; transition: .18s;
}
.share-btn:hover { border-color: var(--lime); color: var(--lime); transform: translateY(-2px); }
.share-btn:focus-visible { outline: 2px solid var(--lime); outline-offset: 2px; }
.share-btn svg { width: 15px; height: 15px; fill: currentColor; flex: none; }
.share-btn .mark {
  width: 15px; text-align: center; font-weight: 700; font-size:15.5px;
  font-family: 'Space Grotesk', sans-serif; flex: none;
}
.share-btn.copied { border-color: var(--lime); color: var(--lime); }
#nativeShare[hidden] { display: none; }

/* ---------- Footer ---------- */
.site-footer { padding: 66px 5vw 40px; background: #070a09; }
.footer-top { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 40px; margin-bottom: 46px; }
.footer-brand .brand { margin-bottom: 16px; }
.footer-brand p { color: var(--muted); font-size:15.5px; max-width: 330px; margin: 0; line-height: 1.65; }
.footer-col h4 {
  font:700 14px 'Space Grotesk', sans-serif; letter-spacing: 2px;
  color: var(--lime); text-transform: uppercase; margin: 0 0 16px;
}
.footer-col a, .footer-col span {
  display: block; color: var(--muted); font-size:15.5px;
  text-decoration: none; padding: 6px 0; transition: color .18s;
}
.footer-col a:hover { color: var(--lime); }
.disclaimer {
  border: 1px solid var(--line); background: var(--panel); padding: 20px 24px;
  font-size:15px; color: var(--muted); line-height: 1.65; margin-bottom: 28px;
}
.disclaimer b { color: var(--ink); }
.footer-base {
  border-top: 1px solid var(--line); padding-top: 24px;
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-size:15px; color: #8a938e;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .feature-grid, .steps { grid-template-columns: 1fr 1fr; }
  .split { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .method-row { grid-template-columns: 1fr; }
  .method-row > dt { border-right: 0; border-bottom: 1px solid var(--line); padding-bottom: 12px; }
}
@media (max-width: 560px) {
  .sec { padding: 70px 20px 76px; }
  .feature-grid, .steps { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 30px; }
  .site-footer { padding: 50px 20px 32px; }
  .share-wrap { padding: 20px; }
  .share-btn { flex: 1 1 auto; justify-content: center; }
}