/* ============================================================
   DiagMyPCHub — Group Policy series (local stylesheet)
   Depends on the site design tokens in ../../css/style.css
   (loaded first). All page styles are namespaced "gp-".
   ============================================================ */

/* ---------- Reading progress ---------- */
.gp-progress{ position:fixed; top:0; left:0; right:0; height:3px; z-index:120; background:transparent; pointer-events:none; }
.gp-progress span{ display:block; height:100%; width:0; background:linear-gradient(90deg, var(--blue), var(--cyan-bright)); }

/* ---------- Grid: TOC + article ---------- */
.gp-grid{ display:grid; grid-template-columns:1fr; gap:40px; padding-top:clamp(32px,5vw,56px); padding-bottom:clamp(56px,8vw,96px); }
.gp-toc{ display:none; }
.gp-toc-title{ font:500 .7rem var(--font-mono); text-transform:uppercase; letter-spacing:.14em; color:var(--ink-3); margin:0 0 12px; }
.gp-toc ul{ display:grid; gap:1px; border-left:1px solid var(--line); }
.gp-toc a{ display:block; padding:6px 14px; margin-left:-1px; border-left:2px solid transparent; color:var(--ink-2); text-decoration:none; font-size:.85rem; transition:color .2s, border-color .2s; }
.gp-toc a:hover{ color:var(--ink); }
.gp-toc a[aria-current="true"]{ color:var(--blue); border-left-color:var(--blue); font-weight:500; }

/* ---------- Article head ---------- */
.gp-article{ max-width:820px; }
.gp-head h1{ font-size:clamp(1.8rem, 1.2rem + 2.4vw, 2.7rem); font-weight:700; letter-spacing:-.02em; line-height:1.12; margin:0 0 20px; }
.gp-intro{ font-size:1.05rem; color:var(--ink-2); line-height:1.7; margin:0 0 16px; }
.gp-intro strong{ color:var(--ink); }

/* ---------- Warning / callout ---------- */
.gp-callout{ border-left:3px solid var(--blue); background:var(--tint); border-radius:0 var(--radius) var(--radius) 0; padding:14px 18px; margin:24px 0; font-size:.95rem; color:var(--ink-2); }
.gp-callout p{ margin:0; }
.gp-callout strong{ color:var(--ink); }

/* ---------- Image placeholder (hidden until an image exists) ---------- */
.gp-fig{ margin:24px 0; }
.gp-fig img{ width:100%; height:auto; border:1px solid var(--line); border-radius:var(--radius); background:var(--surface); display:block; }
.gp-fig figcaption{ margin-top:10px; font:400 .8rem/1.5 var(--font-body); color:var(--ink-2); }
.gp-fig-tag{ display:inline-block; font:500 .64rem var(--font-mono); text-transform:uppercase; letter-spacing:.08em; color:var(--blue-deep); background:var(--tint); border:1px solid var(--blue-soft); border-radius:999px; padding:2px 9px; margin-right:6px; }
.gp-fig-file{ color:var(--ink-3); }
.gp-fig[data-empty="true"]{ display:none; }

/* ---------- Sections & tutorials ---------- */
.gp-sec{ margin-top:clamp(44px,6vw,68px); scroll-margin-top:calc(var(--header-h) + 16px); }
.gp-sec-head{ display:flex; align-items:flex-start; gap:16px; margin-bottom:16px; }
.gp-sec-index{ font:600 1rem var(--font-mono); color:var(--line-2); flex:none; padding-top:2px; }
.gp-sec-kicker{ font:500 .7rem var(--font-mono); text-transform:uppercase; letter-spacing:.16em; color:var(--blue); margin:0 0 4px; }
.gp-sec-head h2{ font-size:clamp(1.3rem, 1rem + 1.2vw, 1.7rem); font-weight:600; letter-spacing:-.01em; margin:0; }
.gp-sec-lede{ color:var(--ink-2); font-size:1rem; line-height:1.7; margin:0 0 20px; max-width:72ch; }

.gp-tut{ margin-top:34px; scroll-margin-top:calc(var(--header-h) + 16px); }
.gp-tut h3{ font-size:1.15rem; font-weight:600; margin:0 0 12px; padding-left:14px; border-left:3px solid var(--blue-soft); line-height:1.35; }
.gp-tut p{ color:var(--ink-2); line-height:1.75; margin:0 0 16px; }
.gp-tut p strong, .gp-tut p em{ color:var(--ink); }
.gp-tut a{ color:var(--blue); text-decoration:underline; text-underline-offset:2px; text-decoration-color:var(--blue-soft); transition:text-decoration-color .2s; }
.gp-tut a:hover{ text-decoration-color:var(--blue); }
.gp-tut ul, .gp-tut ol{ margin:0 0 16px; padding-left:22px; color:var(--ink-2); line-height:1.7; }
.gp-tut li{ margin-bottom:8px; }
.gp-tut li::marker{ color:var(--blue); }
.gp-tut .mono{ font-size:.92em; }

/* ---------- Numbered procedure steps ---------- */
.gp-steps{ counter-reset:gp-step; list-style:none; padding:0; margin:0 0 20px; display:grid; gap:12px; }
.gp-steps > li{ counter-increment:gp-step; position:relative; padding:0 0 0 46px; margin:0; min-height:40px; }
.gp-steps > li::before{ content:counter(gp-step, decimal-leading-zero); position:absolute; left:0; top:0; width:32px; height:32px; display:grid; place-items:center; font:600 .78rem var(--font-mono); color:var(--blue-deep); background:var(--tint); border:1px solid var(--blue-soft); border-radius:9px; }
.gp-steps > li strong{ color:var(--ink); }

/* ---------- Index: search, filters, cards ---------- */
.gp-idx-controls{ display:flex; gap:12px; flex-wrap:wrap; align-items:center; margin-bottom:14px; }
.gp-search{ flex:1; min-width:240px; display:flex; align-items:center; gap:8px; background:var(--surface); border:1.5px solid var(--line-2); border-radius:10px; padding:8px 12px; transition:border-color .2s, box-shadow .2s; }
.gp-search:focus-within{ border-color:var(--blue); box-shadow:0 0 0 4px rgba(15,91,215,.12); }
.gp-search input{ flex:1; min-width:0; border:0; background:transparent; font:400 .95rem var(--font-body); color:var(--ink); }
.gp-search input:focus{ outline:none; }
.gp-search input::placeholder{ color:var(--ink-3); }
.gp-filters{ display:flex; flex-wrap:wrap; gap:8px; margin-bottom:12px; }
.gp-filter-btn{ font:500 .82rem var(--font-mono); color:var(--ink-2); background:var(--surface); border:1px solid var(--line-2); border-radius:999px; padding:9px 16px; cursor:pointer; transition:border-color .2s, color .2s, background .2s; }
.gp-filter-btn:hover{ border-color:var(--blue); color:var(--blue); }
.gp-filter-btn[aria-pressed="true"]{ background:var(--blue); border-color:var(--blue); color:#fff; }
.gp-idx-count{ font:500 .78rem var(--font-mono); color:var(--ink-3); margin:0 0 16px; min-height:1.2em; }
.gp-idx-empty{ border:1px dashed var(--line-2); border-radius:var(--radius); background:var(--surface); color:var(--ink-2); padding:20px; text-align:center; font-size:.92rem; margin:0 0 8px; }
.gp-idx-grid{ display:grid; grid-template-columns:1fr; gap:10px; }
.gp-idx-card{ display:flex; align-items:flex-start; gap:10px; padding:14px; background:var(--surface); border:1px solid var(--line); border-radius:10px; text-decoration:none; color:var(--ink); transition:border-color .2s, transform .2s, box-shadow .2s; }
.gp-idx-card:hover, .gp-idx-card:focus-visible{ border-color:var(--blue); transform:translateY(-2px); box-shadow:var(--shadow-1); }
.gp-idx-card.is-hidden{ display:none; }
.gp-idx-mod{ flex:none; width:22px; height:22px; display:grid; place-items:center; font:600 .7rem var(--font-mono); border-radius:6px; margin-top:2px; }
.m-1{ color:#1d4fb8; background:#eaf2fd; }
.m-2{ color:#0b7f8c; background:#eafaf7; }
.m-3{ color:#5b3fb0; background:#f1ecfd; }
.m-4{ color:#a03d37; background:#fdecea; }
.m-5{ color:#1f7a4d; background:#eafaf1; }
.gp-idx-body{ flex:1; min-width:0; display:grid; gap:3px; }
.gp-idx-title{ font-size:.96rem; font-weight:600; line-height:1.35; }
.gp-idx-desc{ font-size:.83rem; color:var(--ink-2); line-height:1.5; }

/* ---------- Copyable code blocks ---------- */
.gp-cmd{ display:grid; grid-template-columns:auto 1fr auto; align-items:center; gap:12px; background:var(--surface); border:1px solid var(--line); border-radius:10px; padding:12px 14px; margin:16px 0; }
.gp-cmd-label{ font:500 .66rem var(--font-mono); text-transform:uppercase; letter-spacing:.08em; color:var(--ink-3); min-width:88px; }
.gp-cmd code{ font:500 .82rem/1.5 var(--font-mono); color:var(--ink); background:var(--tint); border-radius:6px; padding:8px 10px; overflow-x:auto; white-space:pre; }
.gp-cmd-copy{ font:500 .78rem var(--font-mono); color:var(--blue); background:none; border:1px solid var(--blue-soft); border-radius:7px; padding:6px 12px; cursor:pointer; transition:background .2s, color .2s, border-color .2s; flex:none; }
.gp-cmd-copy:hover{ background:var(--blue); color:#fff; border-color:var(--blue); }
.gp-cmd-copy.is-done{ background:var(--ok); border-color:var(--ok); color:#06281c; }
.gp-cmd-note{ grid-column:1 / -1; margin:2px 0 0; font-size:.8rem; color:var(--ink-3); line-height:1.5; }

/* ---------- Animated SVG diagram ---------- */
.gp-diagram{ margin:28px 0; background:var(--dark-2); border:1px solid var(--dark-line); border-radius:14px; padding:clamp(8px,2vw,18px); }
.gp-diagram svg{ width:100%; height:auto; display:block; }

.gp-glow{ animation:gpGlow 7s ease-in-out infinite alternate; transform-box:fill-box; transform-origin:center; }
@keyframes gpGlow{ from{ opacity:.6; } to{ opacity:1; transform:scale(1.04); } }
.gp-node{ fill:#0e2038; stroke:#2e5f93; stroke-width:1.5; }
.gp-diag{ stroke:#f0b429; }
.gp-srv{ stroke:#24466f; stroke-width:2; }
.gp-gpo{ fill:#12314f; stroke:#24466f; stroke-width:1.5; }
.gp-gpo-b{ stroke:#f0b429; }
.gp-ou{ fill:#12314f; stroke:#24466f; stroke-width:1.5; }
.gp-led{ fill:var(--ok); transform-box:fill-box; transform-origin:center; animation:gpLed 3s ease-in-out infinite; }
@keyframes gpLed{ 50%{ transform:scale(1.4); opacity:.7; } }
.gp-mag{ fill:none; stroke:#f0b429; stroke-width:2; }
.gp-mag-handle{ stroke:#f0b429; stroke-width:2; }
.gp-trace{ stroke:#24466f; stroke-width:2; stroke-dasharray:6 10; animation:gpFlow 1.8s linear infinite; }
.gp-trace-ret{ stroke:#f0b429; stroke-dasharray:4 8; }
@keyframes gpFlow{ to{ stroke-dashoffset:-32; } }
.gp-label{ fill:#8aa3c4; font:600 12px var(--font-mono); letter-spacing:1.5px; }
.gp-sub{ fill:#5b7396; font:500 10px var(--font-mono); letter-spacing:.5px; }

/* ---------- Related cards ---------- */
.gp-related{ display:grid; grid-template-columns:1fr; gap:14px; margin-top:8px; }
.gp-related-card{ display:flex; flex-direction:column; gap:6px; padding:18px; background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); text-decoration:none; color:var(--ink); transition:border-color .2s, transform .2s, box-shadow .2s; }
.gp-related-card:hover, .gp-related-card:focus-visible{ border-color:var(--blue); transform:translateY(-3px); box-shadow:var(--shadow-1); }
.gp-related-title{ font-size:1.02rem; font-weight:600; margin:0; }
.gp-related-sub{ font-size:.86rem; color:var(--ink-2); margin:0; }

/* ---------- Article footer ---------- */
.gp-foot{ margin-top:48px; padding-top:20px; border-top:1px solid var(--line); }
.gp-foot p{ font-size:.85rem; color:var(--ink-3); margin:0; }

/* ---------- Ad slot (self-contained; hides when empty) ---------- */
.ad-wrap{ margin:clamp(40px,6vw,64px) 0; }
.ad-slot{ display:none; }
.ad-slot:not(:empty){ display:flex; align-items:center; justify-content:center; position:relative; max-width:720px; min-height:250px; margin-inline:auto; border:1px dashed var(--line-2); background:var(--surface); border-radius:var(--radius); overflow:hidden; }
.ad-slot:not(:empty)::before{ content:"Advertisement"; position:absolute; top:8px; right:12px; font:500 .62rem var(--font-mono); text-transform:uppercase; letter-spacing:.1em; color:var(--ink-3); }
.ad-slot:not(:empty) *{ max-width:100%; }

/* ---------- Responsive ---------- */
@media (min-width:560px){
  .gp-idx-grid{ grid-template-columns:1fr 1fr; }
  .gp-related{ grid-template-columns:1fr 1fr; }
}
@media (min-width:1000px){
  .gp-grid{ grid-template-columns:230px minmax(0,1fr); gap:56px; }
  .gp-toc{ display:block; position:sticky; top:calc(var(--header-h) + 24px); align-self:start; max-height:calc(100vh - var(--header-h) - 48px); overflow:auto; }
}
@media (max-width:559px){
  .gp-cmd{ grid-template-columns:1fr; }
  .gp-cmd-label{ min-width:0; }
  .gp-idx-grid{ grid-template-columns:1fr; }
  .gp-idx-controls{ flex-direction:column; align-items:stretch; }
  .gp-filters{ overflow-x:auto; flex-wrap:nowrap; padding-bottom:4px; }
  .gp-filter-btn{ flex:none; }
}

/* ---------- Dark theme ---------- */
[data-theme="dark"] .gp-steps > li::before{ background:var(--tint); color:var(--blue); border-color:var(--blue-soft); }
[data-theme="dark"] .gp-cmd code{ background:var(--tint); }
[data-theme="dark"] .gp-tut h3{ border-left-color:var(--blue-soft); }
[data-theme="dark"] .gp-fig-tag{ color:var(--blue); }
[data-theme="dark"] .m-1{ color:#8fb8f7; background:#0f1e38; }
[data-theme="dark"] .m-2{ color:#57d6e6; background:#0a2226; }
[data-theme="dark"] .m-3{ color:#b79cf5; background:#171129; }
[data-theme="dark"] .m-4{ color:#f0938d; background:#2b1210; }
[data-theme="dark"] .m-5{ color:#5fd39a; background:#0d2419; }

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce){
  .gp-progress{ display:none; }
  .gp-glow, .gp-trace, .gp-led{ animation:none !important; }
  .gp-trace{ stroke-dasharray:none; opacity:.6; }
}

/* ---------- Print ---------- */
@media print{
  .gp-progress, .gp-toc, .to-top, .site-header, .topbar, .gp-diagram, .ad-wrap, .site-footer, .consent, .gp-idx-controls, .gp-filters, .gp-idx-empty{ display:none !important; }
  .gp-grid{ display:block; padding:0; }
  .gp-article{ max-width:100%; }
  a{ color:var(--ink); text-decoration:none; }
  .gp-sec, .gp-tut{ page-break-inside:avoid; }
  .gp-idx-card.is-hidden{ display:flex; }
}