/* Tensix Tile Atlas — additions on top of the shared styles.css theme. */

/* ── Sidebar: collapsible groups ─────────────────────────────────── */
.doc-nav .nav-home{margin-bottom:6px}
.nav-group{margin-top:2px}
.nav-group-head{width:100%;padding:9px 9px 9px 11px;display:grid;grid-template-columns:1fr auto;grid-template-rows:auto auto;column-gap:8px;align-items:center;text-align:left;color:#a9babc;background:none;border:0;border-radius:4px;cursor:pointer;font:inherit}
.nav-group-head:hover{background:#162730}
.nav-group-head em{grid-column:1;color:#5c737a;font:600 8px var(--mono);font-style:normal;letter-spacing:.14em}
.nav-group-head b{grid-column:1;margin-top:3px;font-size:12px;font-weight:600}
.nav-group-head i{grid-column:2;grid-row:1/3;min-width:22px;padding:2px 6px;color:#6f878d;border:1px solid #2b3c43;border-radius:10px;font:8px var(--mono);font-style:normal;text-align:center}
.nav-group-head::after{content:"";grid-column:2;grid-row:1/3;justify-self:end;margin-right:-2px;width:0;height:0}
.nav-group-body{display:none;padding:2px 0 8px 6px}
.nav-group.open .nav-group-body{display:block}
.nav-group.open>.nav-group-head b{color:#e4efed}
.nav-group.open>.nav-group-head i{color:var(--mint);border-color:#2f5a4f}
.doc-nav a.mono{font-family:var(--mono);font-size:11px;letter-spacing:-.01em}
.doc-nav .nav-group-body a{min-height:30px;padding:6px 9px}

/* ── Markdown pages ──────────────────────────────────────────────── */
.doc-meta{padding:46px 0 0}
.doc-meta .doc-kicker{margin-bottom:12px}
.doc-chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{padding:4px 9px;color:var(--ink-3);border:1px solid var(--line);border-radius:3px;font:10px var(--mono);background:var(--paper)}
a.chip:hover{color:var(--mint-dark);border-color:var(--mint-dark)}
.chip.src{color:var(--mint-dark);border-color:#a9d8c8;background:var(--mint-pale)}
.doc-page[data-markdown-loaded="true"]>h1{margin:22px 0 30px;padding-bottom:28px;color:var(--ink);font-size:clamp(28px,3.4vw,42px);line-height:1.2;letter-spacing:-.03em;border-bottom:1px solid var(--line)}
.doc-page[data-markdown-loaded="true"]>h1+blockquote{margin-top:-6px}
.doc-page[data-markdown-loaded="true"]>h4{margin:24px 0 10px;color:var(--ink);font-size:15px}
/* h2 already carries a top rule in styles.css; markdown "---" separators would double it. */
.doc-page[data-markdown-loaded="true"]>hr{display:none}
.doc-page[data-markdown-loaded="true"]>h1+h2,.doc-page[data-markdown-loaded="true"]>h1+hr+h2{border-top:0;padding-top:8px}
.doc-page[data-markdown-loaded="true"] a:not(.chip):not(.src-ref){color:var(--mint-dark);text-decoration:underline;text-decoration-color:rgba(8,127,99,.35);text-underline-offset:3px}
.doc-page[data-markdown-loaded="true"] a:not(.chip):not(.src-ref):hover{text-decoration-color:currentColor}
.md-table-wrap{margin:20px 0 27px;overflow-x:auto;border:1px solid var(--line)}
.doc-page[data-markdown-loaded="true"] .md-table-wrap>table{width:100%;border-collapse:collapse;font-size:14px;line-height:1.65}
.md-table-wrap th,.md-table-wrap td{padding:10px 12px;text-align:left;vertical-align:top;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.md-table-wrap th{color:var(--ink);background:var(--paper-2);font-weight:650;white-space:nowrap}
.md-table-wrap td{color:var(--ink-2)}
.md-table-wrap tr:last-child td{border-bottom:0}
.md-table-wrap th:last-child,.md-table-wrap td:last-child{border-right:0}
.doc-page pre{margin:18px 0 26px;padding:16px 18px;overflow-x:auto;color:#d7e4e1;background:#0f1c22;border-radius:4px;font:13px/1.6 var(--mono)}
.doc-page pre code{padding:0;color:inherit;background:none;font:inherit}
.doc-page pre.ascii{font-family:"Sarasa Mono SC","Noto Sans Mono CJK SC","Source Han Mono SC","IBM Plex Mono",monospace;line-height:1.35;color:#bfe9da}
.doc-page li>code,.doc-page td>code,.doc-page p>code{word-break:break-word}
a.src-ref code{color:#0b6f8c;background:#e3f2f7;border-bottom:1px dashed #7cbdd0}
a.src-ref:hover code{background:#d0eaf2}
a.src-ref.plain{color:#0b6f8c;font-family:var(--mono);font-size:.92em;border-bottom:1px dashed #7cbdd0}
.loading{padding:120px 0;color:var(--ink-3);text-align:center;font:12px var(--mono)}
.toc-source a{color:var(--mint-dark);font:10px var(--mono);word-break:break-all}

/* ── Overview ────────────────────────────────────────────────────── */
.section-lead{margin:-6px 0 22px;color:var(--ink-3);font-size:14px}
.doc-page>section{padding-top:48px}
.doc-page>section+section{margin-top:48px;border-top:1px solid var(--line)}
.tile-diagram{padding:18px;display:grid;gap:12px;border:1px solid var(--line);background:var(--paper-2)}
.td-title{display:flex;justify-content:space-between;align-items:center;color:var(--mint-dark);font:600 10px var(--mono);letter-spacing:.14em}
.td-title a{letter-spacing:0;color:var(--ink-3)}
.td-title a:hover{color:var(--mint-dark)}
.td-row{display:grid;gap:8px;grid-template-columns:repeat(5,1fr)}
.td-row.units{grid-template-columns:repeat(9,1fr)}
.td-row.regs,.td-row.periph{grid-template-columns:repeat(4,1fr)}
.td-copro .td-row:first-of-type{grid-template-columns:1fr auto 1fr;align-items:center}
.td-arrow{color:var(--ink-3);text-align:center;font:10px var(--mono)}
.td-arrow::before{content:"▼ ";color:var(--mint-dark)}
.td-copro{padding:14px;display:grid;gap:10px;border:1px dashed var(--line-2);background:var(--paper)}
.td-sub a{color:var(--ink);font:600 12px var(--mono)}
.td-op{color:var(--mint-dark);font:16px var(--mono)}
.blk{min-width:0;padding:10px 8px;display:flex;flex-direction:column;gap:3px;border:1px solid var(--line);background:var(--paper);transition:.15s}
.blk b{color:var(--ink);font:600 11px var(--mono);overflow-wrap:anywhere}
.blk small{color:var(--ink-3);font-size:10px;line-height:1.35}
.blk:hover{border-color:var(--mint-dark);transform:translateY(-1px);box-shadow:var(--shadow)}
.blk.core{border-top:3px solid var(--cyan)}
.blk.core.t{border-top-color:var(--mint)}
.blk.fe{border-top:3px solid var(--purple)}
.blk.unit{padding:9px 6px;border-top:3px solid var(--mint-dark);text-align:center}
.blk.unit b{font-size:10px}
.blk.reg{border-top:3px solid var(--amber)}
.blk.mem{text-align:center;border-top:3px solid var(--red)}
.blk.per{border-top:3px solid var(--line-2)}
.path-grid{display:grid;grid-template-columns:repeat(2,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.path-step{padding:16px 18px;display:grid;grid-template-columns:34px 1fr;gap:8px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);transition:.15s}
.path-step:hover{background:var(--paper-2)}
.path-step span{color:var(--mint-dark);font:600 12px var(--mono)}
.path-step b{color:var(--ink);font-size:15px}
.path-step p{margin:5px 0 0;color:var(--ink-3);font-size:13px;line-height:1.6}
.numbered-notes p a{color:var(--mint-dark);text-decoration:underline;text-underline-offset:3px}
.numbered-notes p{font-size:14px}
.usage-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.usage-grid>div{padding:16px;border:1px solid var(--line)}
.usage-grid b{color:var(--ink);font-size:14px}
.usage-grid p{margin:7px 0 0;color:var(--ink-3);font-size:13px;line-height:1.65}
.fact-strip span{font-size:12px}
.fact-strip b{font-size:20px}

/* ── RTL index + source viewer ───────────────────────────────────── */
.rtl-table tr.dir th{padding-top:18px;color:var(--mint-dark);background:var(--paper);font:600 11px var(--mono)}
.rtl-table td{font-size:13px}
.rtl-table td .mono{color:var(--ink);font-family:var(--mono)}
.rtl-table td .mono:hover,.rtl-table td a:hover{color:var(--mint-dark)}
.rtl-table td a{color:var(--mint-dark)}
.rtl-table .num{font-family:var(--mono);text-align:right;width:90px}
.rtl-table .muted{color:var(--ink-3)}
.src-page{width:min(100%,1180px)}
.src-title{margin:12px 0 14px;color:var(--ink);font:600 30px var(--mono);letter-spacing:-.02em}
.src-view{margin:24px 0 60px;padding:10px 0;overflow-x:auto;color:#cfdcd9;background:#0f1c22;border-radius:4px;font:12.5px/1.55 var(--mono)}
.src-view .ln{display:flex;min-width:max-content}
.src-view .ln a{position:sticky;left:0;flex:0 0 58px;padding-right:14px;color:#4c636a;background:#0f1c22;text-align:right;user-select:none}
.src-view .ln a:hover{color:var(--mint)}
.doc-page .src-view .ln code{padding:0 24px 0 0;white-space:pre;color:inherit;background:none;border:0;border-radius:0;font:inherit}
.src-view .ln.hl{background:#24413a}
.src-view .ln.hl a{color:var(--mint);background:#24413a}
.src-view .k{color:#7fc8f8}
.src-view .c{color:#6e8a87;font-style:italic}
.src-view .s{color:#e6c07b}
.src-view .n{color:#d19a66}
.src-view .p{color:#c678dd}
.src-view .f{color:#56b6c2}
.src-view .cst{color:#98c379}

/* ── Dark theme ──────────────────────────────────────────────────── */
body.dark .chip{background:var(--paper)}
body.dark .chip.src{color:#7fe0bd;border-color:#2f5a4f;background:#17302a}
body.dark .doc-page[data-markdown-loaded="true"] a:not(.chip):not(.src-ref),body.dark .numbered-notes p a,body.dark .rtl-table td a,body.dark .toc-source a{color:#6fdab3}
body.dark a.src-ref code{color:#8fd3ea;background:#173039;border-bottom-color:#3f7f93}
body.dark a.src-ref.plain{color:#8fd3ea;border-bottom-color:#3f7f93}
body.dark .doc-page pre,body.dark .src-view,body.dark .src-view .ln a{background:#0b1418}
body.dark .tile-diagram{background:#19262c}
body.dark .blk,body.dark .td-copro{background:#142127}
body.dark .rtl-table tr.dir th{background:#142127}

/* ── Responsive ──────────────────────────────────────────────────── */
@media(max-width:1100px){.td-row.units{grid-template-columns:repeat(5,1fr)}.usage-grid{grid-template-columns:1fr 1fr}}
@media(max-width:720px){
  .td-row,.td-row.regs,.td-row.periph{grid-template-columns:1fr 1fr}
  .td-row.units{grid-template-columns:repeat(3,1fr)}
  .td-copro .td-row:first-of-type{grid-template-columns:1fr}
  .td-op{display:none}
  .path-grid,.usage-grid{grid-template-columns:1fr}
  .doc-page[data-markdown-loaded="true"] .md-table-wrap>table{font-size:13px}
  .src-view{font-size:11.5px}
  .src-view .ln a{flex-basis:44px;padding-right:10px}
}