/* ============================================================================
   Siphrix — Docs hub  ·  sidebar + content + search
   ============================================================================ */

.docs-shell { display: grid; grid-template-columns: 264px minmax(0, 1fr); gap: 0; padding-top: 70px; min-height: 100vh; }
@media (max-width: 920px) { .docs-shell { grid-template-columns: 1fr; } }

/* --- Sidebar -------------------------------------------------------------- */
.docs-side {
  position: sticky; top: 70px; align-self: start; height: calc(100vh - 70px);
  overflow-y: auto; padding: 1.5rem 1rem 3rem 0; border-right: 1px solid var(--line);
}
@media (max-width: 920px) {
  .docs-side {
    position: fixed; inset: 60px 0 auto 0; height: auto; z-index: 90;
    background: rgba(8,12,18,.96); -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px);
    border-right: none; border-bottom: 1px solid var(--line); padding: 1rem var(--gut);
    transform: translateY(-120%); transition: transform var(--t) var(--ease); max-height: 70vh; overflow-y: auto;
  }
  .docs-side.open { transform: none; }
}
.docs-search { position: relative; margin-bottom: 1.2rem; }
.docs-search input {
  width: 100%; padding: .7rem .9rem .7rem 2.2rem; border-radius: 10px;
  background: var(--bg-2); border: 1px solid var(--line-2); font-size: .9rem;
}
.docs-search input:focus { outline: none; border-color: var(--line-teal); }
.docs-search svg { position: absolute; left: .7rem; top: 50%; transform: translateY(-50%); width: 16px; height: 16px; color: var(--ink-3); }
.docs-search kbd { position: absolute; right: .6rem; top: 50%; transform: translateY(-50%); font-size: .65rem; color: var(--ink-3); border: 1px solid var(--line-2); border-radius: 4px; padding: .1rem .3rem; }

.docs-nav-group { margin-bottom: 1.4rem; }
.docs-nav-group h5 { font-size: .72rem; text-transform: uppercase; letter-spacing: .14em; color: var(--ink-3); margin-bottom: .5rem; padding-left: .6rem; }
.docs-nav-group a {
  display: block; padding: .42rem .6rem; border-radius: 8px; font-size: .9rem; color: var(--ink-2);
  border-left: 2px solid transparent; transition: all var(--t-fast);
}
.docs-nav-group a:hover { color: var(--ink); background: rgba(255,255,255,.04); }
.docs-nav-group a.active { color: var(--teal); border-left-color: var(--teal); background: rgba(43,212,189,.06); }
.docs-nav-group a.search-hidden { display: none; }

/* --- Content -------------------------------------------------------------- */
.docs-main { padding: 2.5rem clamp(1.2rem, 5vw, 4rem) 6rem; max-width: 920px; }
.docs-toolbar { display: none; }
@media (max-width: 920px) {
  .docs-toolbar { display: flex; align-items: center; gap: .8rem; margin-bottom: 1.5rem; }
  .docs-toolbar button { display: inline-flex; align-items: center; gap: .5rem; padding: .55rem .9rem; border: 1px solid var(--line-2); border-radius: 10px; font-size: .88rem; }
}
.doc-article { scroll-margin-top: 90px; padding-bottom: 3rem; margin-bottom: 3rem; border-bottom: 1px solid var(--line); }
.doc-article:last-child { border-bottom: none; }
.doc-article > .eyebrow { margin-bottom: 1rem; }
.doc-article h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin-bottom: 1rem; }
.doc-article h3 { font-size: 1.2rem; margin: 2rem 0 .8rem; }
.doc-article h4 { font-size: 1rem; margin: 1.4rem 0 .6rem; color: var(--ink); }
.doc-article p { margin-bottom: 1rem; max-width: 70ch; }
.doc-article ul, .doc-article ol { margin: 0 0 1.2rem 1.2rem; color: var(--ink-2); }
.doc-article li { margin-bottom: .5rem; }
.doc-article a.link { color: var(--teal); border-bottom: 1px solid rgba(43,212,189,.3); }
.doc-article a.link:hover { border-bottom-color: var(--teal); }
.doc-article code:not(.code):not(.layer-tag) { font-size: .86em; background: var(--bg-2); padding: .1rem .4rem; border-radius: 5px; color: var(--teal); border: 1px solid var(--line); }
.doc-article pre.code { margin: 1.2rem 0; }
.doc-article .hr { margin: 2.5rem 0; }

/* callouts */
.callout { display: flex; gap: .9rem; padding: 1rem 1.2rem; border-radius: var(--radius-sm); border: 1px solid var(--line-2); background: var(--bg-2); margin: 1.4rem 0; }
.callout .c-ic { flex: none; font-size: 1.1rem; }
.callout p { margin: 0; font-size: .92rem; }
.callout.warn { border-color: rgba(246,167,64,.3); background: rgba(246,167,64,.05); }
.callout.warn .c-ic { color: var(--abort); }
.callout.tip { border-color: rgba(43,212,189,.3); background: rgba(43,212,189,.05); }
.callout.tip .c-ic { color: var(--teal); }

/* spec tables */
.spec-table { width: 100%; border-collapse: collapse; margin: 1.4rem 0; font-size: .88rem; }
.spec-table th, .spec-table td { text-align: left; padding: .7rem .8rem; border-bottom: 1px solid var(--line); vertical-align: top; }
.spec-table th { color: var(--ink-3); font-weight: 600; font-size: .76rem; text-transform: uppercase; letter-spacing: .08em; }
.spec-table td code { font-size: .82em; }
.spec-table tr:hover td { background: rgba(255,255,255,.02); }

/* verdict cards row */
.verdict-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin: 1.4rem 0; }
@media (max-width: 640px) { .verdict-row { grid-template-columns: 1fr; } }
.vcard { padding: 1.2rem; border-radius: var(--radius); border: 1px solid var(--line); background: var(--bg-3); }
.vcard .vc-top { display: flex; align-items: center; gap: .6rem; margin-bottom: .6rem; }
.vcard .vc-glyph { width: 32px; height: 32px; display: grid; place-items: center; border-radius: 9px; font-weight: 700; }
.vcard.allow .vc-glyph { color: var(--allow); background: rgba(43,212,189,.12); }
.vcard.block .vc-glyph { color: var(--block); background: rgba(224,85,107,.12); }
.vcard.abort .vc-glyph { color: var(--abort); background: rgba(246,167,64,.12); }
.vcard b { font-size: 1rem; }
.vcard p { font-size: .88rem; margin: 0; }

/* on-this-page (right rail) */
.docs-toc { position: sticky; top: 90px; align-self: start; display: none; }
@media (min-width: 1240px) {
  .docs-shell { grid-template-columns: 264px minmax(0, 1fr) 200px; }
  .docs-toc { display: block; padding: 2.5rem 1rem; }
  .docs-toc h6 { font-size: .7rem; text-transform: uppercase; letter-spacing: .14em; color: var(--ink-3); margin-bottom: .8rem; }
  .docs-toc a { display: block; font-size: .82rem; color: var(--ink-3); padding: .25rem 0; transition: color var(--t-fast); }
  .docs-toc a:hover, .docs-toc a.active { color: var(--teal); }
}

.docs-empty { text-align: center; padding: 4rem 1rem; color: var(--ink-3); }