.source-top { padding:14px max(16px,calc((100% - 1120px)/2)); background:var(--ink); display:flex; align-items:center; justify-content:space-between; gap:20px; }
.source-top img { display:block; width:170px; height:auto; }
.source-top nav { display:flex; gap:16px; flex-wrap:wrap; }
.source-top nav a { color:#fffaf3; font-size:13px; text-decoration:none; }
.source-heading { padding:46px 0 24px; }
.source-heading h1 { font-size:clamp(32px,5vw,52px); }
.source-heading h1 small { display:block; font:500 20px/1.5 var(--sans); margin-top:10px; }
.source-heading > p:last-child { max-width:850px; font-size:13px; color:var(--ink-soft); }
.source-nav { display:grid; grid-template-columns:repeat(5,minmax(0,1fr)); gap:8px; margin:0 0 30px; }
.source-nav a { background:#fffaf3; border:1px solid var(--line); padding:12px; border-radius:10px; text-decoration:none; font-size:14px; font-weight:700; }
.source-nav small { display:block; color:var(--ink-soft); font-weight:400; margin-top:4px; }
.source-section { margin:24px 0; background:#fff; border:1px solid var(--line); border-radius:14px; overflow:hidden; }
.source-grid { display:grid; grid-template-columns:repeat(50,minmax(0,1fr)); grid-auto-rows:minmax(20px,auto); padding:8px 0; }
.source-node { grid-column:var(--dcs)/var(--dce); grid-row:var(--drs)/var(--dre); min-width:0; padding:5px; align-self:center; overflow-wrap:anywhere; }
.source-node h1 { font-size:clamp(26px,3vw,40px); }
.source-node h2 { font-size:clamp(24px,2.7vw,34px); }
.source-node h3 { font-size:clamp(22px,2.2vw,28px); }
.source-node h4,.source-node h5,.source-node h6 { font-family:var(--sans); font-size:18px; line-height:1.5; }
.source-node p { font-size:16px; margin:0 0 10px; }
.source-node p:last-child { margin-bottom:0; }
.source-center { text-align:center; }
.source-right { text-align:right; }
.source-figure { margin:0; }
.source-figure a { display:block; }
.source-figure img { display:block; width:100%; height:auto; max-height:720px; object-fit:contain; background:#fff; border-radius:6px; }
.source-banner { background:#e6eeec; }
.source-banner img { height:auto; max-height:420px; object-fit:contain; }
.source-gallery { display:grid; grid-template-columns:repeat(auto-fit,minmax(min(180px,100%),1fr)); gap:12px; }
.source-slides { grid-template-columns:repeat(4,minmax(0,1fr)); }
.source-gallery-help { font-size:12px!important; color:var(--ink-soft); }
.source-video iframe,.source-map iframe { display:block; border:0; width:100%; aspect-ratio:16/9; min-height:220px; }
.source-contact { border:1px solid var(--line); padding:24px; border-radius:12px; background:var(--paper-2); }
.source-contact .fine { font-size:12px; margin-top:15px; }
.source-end { padding:32px 0; }
.source-dialog { padding:54px 16px 18px; border:0; width:calc(100% - 24px); max-width:1400px; max-height:96vh; background:#172331; color:white; border-radius:12px; }
.source-dialog::backdrop { background:rgba(0,0,0,.85); }
.source-dialog img { display:block; max-height:78vh; width:100%; object-fit:contain; }
.source-dialog-controls { display:flex; gap:12px; align-items:center; justify-content:center; margin-top:12px; }
.source-dialog button { border:1px solid #fff8; border-radius:8px; color:white; background:transparent; padding:8px 16px; cursor:pointer; }
.source-dialog .source-close { position:absolute; right:16px; top:10px; }
.source-dialog a { color:#f4c662; }
@media(max-width:760px) {
 .source-top { align-items:flex-start; flex-direction:column; gap:14px; }
 .source-nav { grid-template-columns:repeat(2,minmax(0,1fr)); }
 .source-grid { display:flex; flex-direction:column; gap:18px; padding:24px 18px; }
 .source-node { order:var(--mobile-order); width:100%; padding:0; }
 .source-node p { font-size:15px; }
 .source-node h4,.source-node h5,.source-node h6 { font-size:16px; }
 .source-slides { grid-template-columns:repeat(2,minmax(0,1fr)); }
 .source-contact { padding:16px; }
}
@media print { .source-top,.source-nav,.source-dialog { display:none; } .source-grid { display:block; } .source-node { margin:16px 0; } }

/* ===== Flow layout (2026-10-30): replaces the 50-column canvas, see scripts/restructure-current.py ===== */
main[data-flow="1"] .source-section { padding: clamp(28px, 4vw, 56px) clamp(20px, 4vw, 56px); margin: 20px 0; }
main[data-flow="1"] .source-section > .source-banner { margin: calc(-1 * clamp(28px, 4vw, 56px)) calc(-1 * clamp(20px, 4vw, 56px)) 28px; }
main[data-flow="1"] .source-node { padding: 0; overflow-wrap: normal; word-break: keep-all; }
main[data-flow="1"] .source-node + .source-node { margin-top: 14px; }
main[data-flow="1"] .source-node h1,
main[data-flow="1"] .source-node h2 { font-size: clamp(26px, 3vw, 38px); line-height: 1.2; letter-spacing: -0.01em; }
main[data-flow="1"] .source-node h3 { font-size: clamp(20px, 2.1vw, 26px); line-height: 1.3; }
main[data-flow="1"] .source-node p { font-size: 16.5px; line-height: 1.7; color: var(--ink-soft, #33445a); }
main[data-flow="1"] .source-node .btn,
main[data-flow="1"] .source-button a { display: inline-flex; align-items: center; min-height: 46px; padding: 0 22px; white-space: nowrap; }
main[data-flow="1"] .source-figure img { border-radius: 12px; max-height: 560px; object-fit: cover; width: 100%; }
main[data-flow="1"] .source-video iframe { border-radius: 12px; }

.sx--intro .sx-body,
.sx--prose .sx-body { max-width: 760px; margin: 0 auto; }
.sx--intro .sx-body { text-align: center; }
.sx--stack .sx-body { display: grid; gap: 18px; max-width: 980px; margin: 0 auto; }
.sx--stack .sx-body > .source-node + .source-node { margin-top: 0; }
.sx-head { max-width: 760px; margin: 0 auto 32px; text-align: center; }
.sx-foot { max-width: 760px; margin: 28px auto 0; text-align: center; }

.sx-pair { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: clamp(24px, 4vw, 56px); align-items: center; }
.sx--split.is-flip .sx-pair .sx-media { order: 2; }
.sx-media .source-node + .source-node { margin-top: 12px; }

.sx--cards .sx-grid { display: grid; gap: 16px; grid-template-columns: repeat(var(--cols, 3), minmax(0, 1fr)); }
.sx-cols-2 { --cols: 2; }
.sx-cols-3 { --cols: 3; }
.sx-cols-4 { --cols: 4; }
.sx-card { display: grid; align-content: start; gap: 12px; padding: 22px 20px; border-radius: 14px; background: var(--bg, #f4f7fa); border: 1px solid var(--line, #d8e1ea); text-align: left; }
.sx-card .source-node,
.sx-card .source-center { text-align: left; }
.sx-card .sx-media { margin: -22px -20px 4px; }
.sx-card .sx-media img { border-radius: 14px 14px 0 0; aspect-ratio: 4 / 3; max-height: none; }
.sx-card .source-node + .source-node { margin-top: 4px; }
.sx-card h4, .sx-card strong { color: var(--navy, #0b2c4a); }
.sx-card p { font-size: 15px; }
/* figure cards: the first line is the number (33.3MW, 2011 …) */
.sx-card .sx-value,
.sx-card .sx-value strong,
.sx-card .sx-value span { font-size: clamp(26px, 2.6vw, 34px); line-height: 1.1; font-weight: 800; color: var(--navy, #0b2c4a); }
.sx-card h3, .sx-card h4 { font-size: clamp(17px, 1.5vw, 20px) !important; line-height: 1.35; }

@media (max-width: 980px) {
  .sx-cols-4 { --cols: 2; }
  .sx-cols-3 { --cols: 2; }
}
@media (max-width: 760px) {
  main[data-flow="1"] .source-section { padding: 24px 18px; }
  main[data-flow="1"] .source-section > .source-banner { margin: -24px -18px 20px; }
  .sx-pair { grid-template-columns: 1fr; }
  .sx--split.is-flip .sx-pair .sx-media { order: 0; }
  .sx--cards .sx-grid { --cols: 1; }
  .sx-cols-4 .sx-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  main[data-flow="1"] .source-node p { font-size: 15.5px; }
}
@media (max-width: 420px) {
  .sx-cols-4 .sx-grid { grid-template-columns: 1fr; }
}