/* Setup guide only (guide.html). Shared components live in ../site.css.
   Long-form first: the guide reads on calm black at about 70 characters a line; the hologram moments (the Core
   behind the header, the wizard rail, the SmartScreen and Doctor mock-ups, the phone joining) sit between the text. */

/* ---------------------------------------------------------------- the Core behind the header only
   The stage is sized by guide.js to the header section and scrolls away with it (fixed: false), fading out at its
   foot, so everything below reads on plain --void. */
.page-guide .stage, .page-guide .stage-fallback {
  position: absolute; top: 0; left: 0; right: auto; bottom: auto; width: 100%; height: var(--guide-stage-h, min(100vh, 900px));
}
.page-guide .stage {
  -webkit-mask-image: linear-gradient(to bottom, #000 64%, transparent 99%); mask-image: linear-gradient(to bottom, #000 64%, transparent 99%);
}
.page-guide .stage-fallback .core-art { --fx: 76%; --fy: 52%; width: min(62vh, 44vw); opacity: 0.55; }
.page-guide .stage-fallback::after { --fx: 76%; top: 88%; }
@media (max-width: 899.98px) {
  .page-guide .stage-fallback .core-art { --fx: 50%; --fy: calc(var(--header-h) + 120px); width: min(230px, 60vw); opacity: 0.6; }
  .page-guide .stage-fallback::after { display: none; }
}

/* reading progress: a lit hairline under the header */
.guide-progress {
  position: fixed; left: 0; right: 0; top: var(--header-h); z-index: 41; height: 2px; pointer-events: none;
  background: var(--line); opacity: 0; transition: opacity 0.35s;
}
.guide-progress.is-on { opacity: 1; }
.guide-progress i {
  display: block; height: 100%; transform-origin: left; transform: scaleX(0);
  background: linear-gradient(90deg, var(--dim), var(--ember) 72%, var(--hot)); box-shadow: 0 0 8px var(--accent-glow);
}
html:not(.js) .guide-progress, body.menu-lock .guide-progress { display: none; }

/* ---------------------------------------------------------------- header */
.guide-head { isolation: isolate; padding-bottom: clamp(40px, 7vh, 80px); }
.guide-head::before { /* keeps the words calm over the hologram */
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background: linear-gradient(90deg, color-mix(in srgb, var(--void) 82%, transparent) 0, color-mix(in srgb, var(--void) 55%, transparent) 38%, transparent 58%);
}
.guide-head-copy { max-width: 750px; }
.guide-head .section-head { margin-bottom: 1.8rem; }
.guide-head h1 { font-size: clamp(2.7rem, 1.2rem + 4.6vw, 5.3rem); line-height: 0.93; letter-spacing: 0.025em; text-shadow: 0 0 26px color-mix(in srgb, var(--ember) 18%, transparent); }
.guide-head h1 .accent { display: block; }
.guide-head .lead { max-width: 38em; }
.guide-facts {
  display: grid; grid-template-columns: repeat(4, auto); margin: 0 0 1.6rem;
  border-top: 1px solid var(--hair-strong); border-bottom: 1px solid var(--hair);
  background: color-mix(in srgb, var(--void) 62%, transparent);
}
.guide-facts div { position: relative; padding: 0.75rem 0.95rem 0.8rem; min-width: 0; }
.guide-facts div + div { border-left: 1px solid var(--line); }
.guide-facts div:first-child::before { content: ""; position: absolute; left: 0; top: -1px; width: 48px; height: 2px; background: var(--ember); box-shadow: 0 0 8px var(--accent-glow); }
.guide-facts dt { font-family: var(--font-data); font-size: 0.66rem; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase; color: var(--label); }
.guide-facts dd { margin: 0.35rem 0 0; font-family: var(--font-data); font-size: 0.95rem; font-weight: 600; color: var(--hot); overflow-wrap: anywhere; }
.guide-jump { display: flex; flex-wrap: wrap; align-items: center; gap: 0.6rem; }
.guide-jump .btn-primary { margin-right: 0.4rem; }
.guide-inapp { display: flex; align-items: center; gap: 0.6rem; margin: 1.3rem 0 0; font-family: var(--font-data); font-size: 0.76rem; letter-spacing: 0.04em; color: var(--text-2); }
.guide-inapp b { color: var(--glow); font-weight: 600; }
@media (min-width: 900px) and (max-width: 1279.98px) {
  .guide-head-copy { max-width: min(750px, 58vw); }
}
@media (max-width: 899.98px) {
  /* phones and tablets: a band for the Core above the words */
  .guide-head { padding-top: calc(var(--header-h) + clamp(190px, 30svh, 250px)); }
  .guide-head::before {
    background: linear-gradient(to bottom, transparent 0, transparent calc(var(--header-h) + clamp(150px, 24svh, 210px)),
      color-mix(in srgb, var(--void) 80%, transparent) calc(var(--header-h) + clamp(200px, 31svh, 262px)));
  }
}
@media (max-width: 599.98px) {
  .guide-facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .guide-facts div:nth-child(3) { border-left: 0; }
  .guide-facts div:nth-child(n + 3) { border-top: 1px solid var(--line); }
  .guide-jump .btn-primary { flex: 1 1 100%; margin-right: 0; }
  .guide-jump .btn-sm { flex: 1 1 auto; min-height: 44px; }
}

/* ---------------------------------------------------------------- layout: contents + the guide */
.guide-layout { display: grid; grid-template-columns: minmax(0, 1fr); padding-bottom: clamp(48px, 8vh, 96px); }
.guide-body { min-width: 0; max-width: 960px; container: guide / inline-size; }
@media (min-width: 1100px) {
  .guide-layout { grid-template-columns: 228px minmax(0, 1fr); gap: clamp(44px, 4.6vw, 88px); }
}

/* the table of contents */
.guide-aside { min-width: 0; }
.guide-toc > summary { display: flex; align-items: center; gap: 0.9rem; list-style: none; cursor: pointer; }
.guide-toc > summary::-webkit-details-marker { display: none; }
.guide-toc > summary b { font-weight: 600; color: var(--hot); }
.guide-toc .toc a { display: flex; align-items: baseline; gap: 0.7rem; transition: color 0.2s, background-color 0.2s; }
.guide-toc .toc a b { flex: none; font-size: 0.68rem; font-weight: 600; letter-spacing: 0.1em; color: var(--label); transition: color 0.2s; }
.guide-toc .toc a[aria-current="true"] { background: linear-gradient(90deg, var(--accent-soft), transparent 85%); }
.guide-toc .toc a[aria-current="true"] b, .guide-toc .toc a:hover b { color: var(--ember); }
.guide-toc-read { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin: 1rem 0 0; padding-top: 0.75rem; border-top: 1px solid var(--line); }
.guide-toc-read b { font-family: var(--font-data); font-size: 0.85rem; font-weight: 600; color: var(--hot); font-variant-numeric: tabular-nums; }
.guide-aside-card { position: relative; margin-top: 1.5rem; padding: 0.9rem 1rem; border: 1px solid var(--line); background: var(--glass); font-size: 0.98rem; line-height: 1.45; color: var(--text-2); }
.guide-aside-card::before { content: ""; position: absolute; top: -1px; left: -1px; width: 10px; height: 10px; border-top: 2px solid var(--ember); border-left: 2px solid var(--ember); }
.guide-aside-card p { margin: 0; }

@media (min-width: 1100px) {
  .guide-aside {
    position: sticky; top: calc(var(--header-h) + 28px); align-self: start; margin-top: clamp(56px, 9vh, 104px);
    max-height: calc(100vh - var(--header-h) - 56px); overflow-y: auto; scrollbar-width: thin;
  }
  .guide-toc > summary { margin-bottom: 0.9rem; cursor: default; }
  .guide-toc > summary b, .guide-toc > summary i { display: none; }
}
@media (max-width: 1099.98px) {
  html { scroll-padding-top: calc(var(--header-h) + 70px); }
  .guide-aside-card { display: none; }
  .guide-toc { border: 1px solid var(--hair); background: var(--glass); }
  .guide-toc > summary { min-height: 52px; padding: 0.4rem 1rem; }
  .guide-toc > summary .micro { flex: none; }
  .guide-toc > summary b { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 1rem; letter-spacing: 0.1em; text-transform: uppercase; }
  .guide-toc > summary i { flex: none; width: 0.55rem; height: 0.55rem; margin: 0 0.3rem 0.25rem auto; border-right: 2px solid var(--ember); border-bottom: 2px solid var(--ember); transform: rotate(45deg); transition: transform 0.3s var(--ease-out), margin 0.3s; }
  .guide-toc[open] > summary i { transform: rotate(-135deg); margin-bottom: -0.2rem; }
  .guide-toc .toc { padding: 0 1rem 0.4rem; }
  .guide-toc .toc a { padding-top: 0.7rem; padding-bottom: 0.7rem; font-size: 0.86rem; }
  .guide-toc-read { margin: 0; padding: 0.7rem 1rem 0.85rem; }
  /* with JavaScript: a slim bar that stays under the header and opens into the contents */
  .js .guide-aside { position: sticky; top: var(--header-h); z-index: 30; margin: 0 calc(-1 * var(--gutter)); }
  .js .guide-toc:not(.toc-live) > :not(summary) { display: none; } /* until guide.js closes it, so it never covers the page */
  .js .guide-toc {
    border-width: 0 0 1px; background: color-mix(in srgb, var(--void) 90%, transparent);
    -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  }
  .js .guide-toc > summary, .js .guide-toc .toc, .js .guide-toc-read { padding-left: var(--gutter); padding-right: var(--gutter); }
  .js .guide-toc .toc { max-height: min(60vh, 30rem); overflow-y: auto; }
  .js .guide-toc[open] { box-shadow: 0 18px 40px rgba(0, 0, 0, 0.55); }
}

/* ---------------------------------------------------------------- sections */
.guide-sec { position: relative; padding-top: clamp(56px, 9vh, 104px); }
.guide-sec + .guide-sec { margin-top: clamp(28px, 5vh, 56px); }
.guide-sec::before { /* a lit start on each section's hairline, like the app's panel titles */
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, var(--ember) 0 56px, var(--hair) 56px, transparent 92%);
}
.guide-sec:first-child::before { display: none; }
.guide-sec .section-head { margin-bottom: clamp(1.6rem, 3.4vw, 2.4rem); }
.guide-sec .section-head h2 { font-size: clamp(2rem, 1.3rem + 2vw, 3rem); }
.guide-sec > :not(.section-head) { margin-top: clamp(1.4rem, 2.8vw, 2rem); margin-bottom: 0; }
.guide-sec > .section-head + * { margin-top: 0; }
.guide-sec .prose { max-width: 70ch; }
.guide-sec .prose > h3:first-child { margin-top: clamp(1rem, 2.2vw, 1.6rem); }
.guide-sec .prose h3 { display: flex; align-items: center; gap: 0.7rem; }
.guide-sec .prose h3::before { content: ""; flex: none; width: 0.9rem; height: 2px; background: var(--ember); box-shadow: 0 0 6px var(--accent-glow); }
.guide-sec .prose .callout { margin-bottom: 0; }
.guide-fig-note { font-family: var(--font-data); font-size: 0.74rem; line-height: 1.6; letter-spacing: 0.04em; color: var(--text-2); max-width: 70ch; }
.guide-sec > .guide-fig-note { margin-top: 0.8rem; }
figure { margin: 0; }
figcaption { font-family: var(--font-data); font-size: 0.74rem; line-height: 1.6; letter-spacing: 0.04em; color: var(--text-2); }

/* ---------------------------------------------------------------- 01: what you need */
.guide-needs { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.7rem; }
.guide-needs li { position: relative; padding: 1rem 1.15rem 1.1rem; border: 1px solid var(--hair); background: var(--glass); }
.guide-needs li::before { content: ""; position: absolute; left: -1px; top: -1px; bottom: -1px; width: 2px; background: var(--ember); box-shadow: 0 0 8px var(--accent-glow); }
.guide-needs li.opt { border-style: dashed; background: transparent; }
.guide-needs li.opt::before { background: var(--dim); box-shadow: none; }
.need-tag {
  display: inline-block; margin-bottom: 0.55rem; padding: 0.12rem 0.45rem; border: 1px solid var(--ember);
  font-family: var(--font-data); font-size: 0.64rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--hot);
}
.opt .need-tag { border-style: dashed; border-color: var(--hair-strong); color: var(--label); }
.guide-needs b { display: block; font-size: 1.16rem; letter-spacing: 0.04em; line-height: 1.25; }
.guide-needs li > div > span { display: block; margin-top: 0.3rem; color: var(--text-2); line-height: 1.55; }
@container guide (min-width: 760px) { .guide-needs { grid-template-columns: repeat(2, minmax(0, 1fr)); } }

.guide-levels td:nth-child(2) { color: var(--text-2); }
.guide-levels td:first-child { white-space: nowrap; }
@media (max-width: 599.98px) { /* phones: the guide's tables fit without scrolling sideways */
  .guide-levels .table, .guide-tiers .table, .guide-keys .table { font-size: 0.92rem; }
  .guide-levels :is(th, td), .guide-tiers :is(th, td), .guide-keys :is(th, td) { padding: 0.6rem 0.55rem; }
  .guide-levels th, .guide-tiers th, .guide-keys th { white-space: normal; letter-spacing: 0.1em; }
  .guide-tiers td.num { white-space: nowrap; }
}

/* graphics memory, as bars */
.guide-vram { list-style: none; margin: 0; padding: 1.1rem 1.2rem; display: grid; gap: 0.95rem; border: 1px solid var(--hair); background: var(--glass); max-width: 760px; }
.guide-vram li { display: grid; grid-template-columns: 5.4rem minmax(0, 1fr); column-gap: 1rem; row-gap: 0.35rem; align-items: center; }
.guide-vram b { grid-row: span 2; font-family: var(--font-data); font-size: 0.86rem; font-weight: 600; color: var(--hot); }
.guide-vram span { color: var(--text); font-size: 1.02rem; line-height: 1.35; }
.guide-vram li::after {
  content: ""; grid-column: 2; height: 6px; width: var(--w); transform-origin: left;
  background: repeating-linear-gradient(90deg, var(--ember) 0 5px, transparent 5px 7px);
  box-shadow: 0 0 10px var(--accent-soft); transition: transform 1.2s var(--ease-out);
}
.guide-vram li:last-child::after { background: repeating-linear-gradient(90deg, var(--dim) 0 5px, transparent 5px 7px); }
.js .guide-vram[data-reveal]:not(.is-in) li::after { transform: scaleX(0); }
.guide-vram li:nth-child(2)::after { transition-delay: 0.1s; } .guide-vram li:nth-child(3)::after { transition-delay: 0.2s; }
.guide-vram li:nth-child(4)::after { transition-delay: 0.3s; } .guide-vram li:nth-child(5)::after { transition-delay: 0.4s; }

/* ---------------------------------------------------------------- 02: installing */
.guide-get { padding: clamp(1.2rem, 2.6vw, 1.8rem); }
.guide-get-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.2rem 2rem; }
.guide-file { display: flex; align-items: center; gap: 1rem; min-width: 0; }
.guide-file svg { flex: none; width: 50px; height: 50px; color: var(--ember); filter: drop-shadow(0 0 8px var(--accent-soft)); }
.guide-file b { display: block; font-family: var(--font-data); font-size: 1.04rem; font-weight: 600; letter-spacing: 0.01em; overflow-wrap: anywhere; }
.guide-file > div > span { display: block; margin-top: 0.15rem; color: var(--text-2); font-size: 1rem; }
.guide-get-act { display: flex; flex-wrap: wrap; gap: 0.7rem; }
.guide-body .holo-card .card-label { flex-wrap: wrap; gap: 0.3rem 1rem; }
@media (max-width: 599.98px) {
  .guide-file svg { width: 40px; height: 40px; }
  .guide-file b { font-size: 0.9rem; }
  .guide-get-act { width: 100%; }
  .guide-get-act .btn { flex: 1 1 100%; }
}
.guide-get-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem 1rem; margin: 1.2rem 0 0; }
.guide-get-meta .micro { color: var(--text-2); }
.guide-verify { margin-top: 1.2rem; padding-top: 0.3rem; border-top: 1px solid var(--line); }
.guide-verify > summary {
  display: flex; align-items: center; gap: 0.7rem; min-height: 44px; list-style: none; cursor: pointer;
  font-family: var(--font-data); font-size: 0.74rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--label);
  transition: color 0.2s;
}
.guide-verify > summary::-webkit-details-marker { display: none; }
.guide-verify > summary::before {
  content: ""; flex: none; width: 1.3rem; height: 1.3rem; border: 1px solid var(--hair-strong);
  background: linear-gradient(var(--ember), var(--ember)) center / 0.6rem 2px no-repeat, linear-gradient(var(--ember), var(--ember)) center / 2px 0.6rem no-repeat;
  transition: background-size 0.3s;
}
.guide-verify[open] > summary::before { background-size: 0.6rem 2px, 2px 0; }
.guide-verify > summary:hover { color: var(--hot); }
.guide-verify > p { margin: 0.5rem 0 0; color: var(--text-2); font-size: 1rem; }
.guide-verify .code { margin: 0.7rem 0 0; }
.guide-code pre { white-space: pre-wrap; overflow-wrap: anywhere; }
.guide-sha { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem 0.7rem; }
.guide-sha code { font-size: 0.78rem; }

/* copy buttons */
.guide-copy {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem; min-height: 32px; padding: 0.3rem 0.75rem;
  border: 1px solid var(--hair-strong); background: transparent; color: var(--glow);
  font-family: var(--font-data); font-size: 0.66rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase;
  transition: border-color 0.2s, color 0.2s, background-color 0.2s;
}
.guide-copy::before { /* two sheets */
  content: ""; flex: none; width: 0.62rem; height: 0.72rem; margin: 0.12rem 0 0 0.12rem; border: 1.5px solid currentColor;
  box-shadow: -3px -3px 0 -1.5px currentColor;
}
.guide-copy:hover { border-color: var(--ember); color: var(--hot); background: var(--glass); }
.guide-copy.is-done { border-color: var(--ember); color: var(--hot); background: var(--accent-soft); }
.guide-copy.is-done::before { width: 0.62rem; height: 0.34rem; margin: 0 0 0.18rem; border: 0; border-left: 2px solid currentColor; border-bottom: 2px solid currentColor; box-shadow: none; transform: rotate(-45deg); }
.code-head .guide-copy { margin: -0.25rem -0.4rem -0.25rem 0; }
@media (max-width: 719.98px) { .guide-copy { min-height: 44px; padding-inline: 0.9rem; } }

/* numbered HUD step cards */
.guide-steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.9rem; counter-reset: gstep; }
.guide-steps > li {
  counter-increment: gstep; position: relative; display: grid; grid-template-columns: 3.3rem minmax(0, 1fr); column-gap: 1.15rem;
  padding: 1.2rem 1.3rem 1.3rem 1.15rem; border: 1px solid var(--hair); background: var(--glass);
}
.guide-steps > li::before {
  content: counter(gstep, decimal-leading-zero); grid-column: 1; grid-row: 1 / 3; align-self: start;
  display: grid; place-items: center; width: 3.3rem; height: 3.3rem; border: 1px solid var(--hair-strong);
  background:
    linear-gradient(var(--ember), var(--ember)) 0 0 / 9px 2px no-repeat, linear-gradient(var(--ember), var(--ember)) 0 0 / 2px 9px no-repeat,
    linear-gradient(var(--ember), var(--ember)) 100% 100% / 9px 2px no-repeat, linear-gradient(var(--ember), var(--ember)) 100% 100% / 2px 9px no-repeat,
    color-mix(in srgb, var(--void) 50%, transparent);
  font-family: var(--font-data); font-size: 1.05rem; font-weight: 600; color: var(--ember); text-shadow: 0 0 10px var(--accent-glow);
}
.guide-steps > li::after { content: ""; position: absolute; right: -1px; bottom: -1px; width: 12px; height: 12px; border-right: 2px solid var(--ember); border-bottom: 2px solid var(--ember); }
.guide-steps > li > * { grid-column: 2; }
.guide-steps h3 { margin: 0.2rem 0 0.45rem; font-size: 1.22rem; letter-spacing: 0.08em; }
.guide-steps p { margin: 0; color: var(--text-2); max-width: 66ch; }
.guide-steps > li > figure { grid-column: 1 / -1; margin-top: 1.3rem; }
@container guide (min-width: 720px) { .guide-steps.compact { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 599.98px) {
  .guide-steps > li { grid-template-columns: 2.5rem minmax(0, 1fr); column-gap: 0.9rem; padding: 1rem 1rem 1.1rem 0.9rem; }
  .guide-steps > li::before { width: 2.5rem; height: 2.5rem; font-size: 0.86rem; }
}

/* the SmartScreen illustration: Windows' warning drawn as a hologram, with the two clicks */
.guide-smart { display: grid; grid-template-columns: minmax(0, 1fr); gap: 1.1rem 1.2rem; }
@container guide (min-width: 720px) { .guide-smart { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.guide-smart figcaption { grid-column: 1 / -1; }
.smart-frame { position: relative; padding-top: 1.7rem; min-width: 0; }
.smart-step { position: absolute; top: 0; left: 0; font-family: var(--font-data); font-size: 0.7rem; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ember); }
.smart-win {
  position: relative; display: flex; flex-direction: column; min-height: 16.5rem; padding: 0.9rem 1.15rem 1rem;
  background:
    repeating-linear-gradient(to bottom, color-mix(in srgb, var(--ember) 5%, transparent) 0 1px, transparent 1px 4px),
    linear-gradient(160deg, color-mix(in srgb, var(--ember) 17%, var(--void)), color-mix(in srgb, var(--ember) 8%, var(--void)));
  border: 1px solid var(--hair-strong); box-shadow: 0 0 2.2rem var(--accent-soft), inset 0 0 2rem color-mix(in srgb, var(--ember) 6%, transparent);
}
.smart-win::before { content: ""; position: absolute; top: -1px; left: -1px; width: 14px; height: 14px; border-top: 2px solid var(--ember); border-left: 2px solid var(--ember); }
.smart-bar { display: flex; justify-content: flex-end; gap: 1.1rem; margin: 0 -0.3rem 0.5rem 0; }
.smart-bar i { position: relative; width: 0.7rem; height: 0.7rem; }
.smart-bar i::before, .smart-bar i::after { content: ""; position: absolute; left: 0; right: 0; top: 50%; height: 1px; background: var(--label); }
.smart-bar i:last-child::before { transform: rotate(45deg); } .smart-bar i:last-child::after { transform: rotate(-45deg); }
.smart-bar i:first-child::after { display: none; }
.smart-win p { margin: 0; }
.smart-title { margin-bottom: 0.7rem !important; font-size: 1.6rem; font-weight: 500; line-height: 1.1; letter-spacing: 0.01em; color: var(--hot); }
.smart-text { margin-bottom: 0.8rem !important; font-size: 0.98rem; line-height: 1.4; color: var(--glow); }
.smart-meta { font-size: 0.95rem; line-height: 1.55; color: var(--glow); }
.smart-meta b { font-weight: 600; }
.smart-link { font-size: 0.98rem; }
.smart-btns { display: flex; justify-content: flex-end; flex-wrap: wrap; gap: 0.5rem; margin-top: auto; padding-top: 1rem; }
.smart-btn { position: relative; padding: 0.4rem 1rem; border: 1px solid var(--hair-strong); background: color-mix(in srgb, var(--ember) 9%, transparent); font-size: 0.95rem; font-weight: 600; color: var(--hot); white-space: nowrap; }
.smart-target { position: relative; display: inline-block; color: var(--hot); }
.smart-link .smart-target { text-decoration: underline; text-decoration-color: var(--ember); text-underline-offset: 0.2em; }
.smart-btn.smart-target { border-color: var(--ember); }
.smart-reticle { /* locks onto what to click */
  position: absolute; inset: -7px -9px; pointer-events: none; filter: drop-shadow(0 0 4px var(--accent-glow));
  background:
    linear-gradient(var(--ember), var(--ember)) 0 0 / 9px 2px no-repeat, linear-gradient(var(--ember), var(--ember)) 0 0 / 2px 9px no-repeat,
    linear-gradient(var(--ember), var(--ember)) 100% 0 / 9px 2px no-repeat, linear-gradient(var(--ember), var(--ember)) 100% 0 / 2px 9px no-repeat,
    linear-gradient(var(--ember), var(--ember)) 0 100% / 9px 2px no-repeat, linear-gradient(var(--ember), var(--ember)) 0 100% / 2px 9px no-repeat,
    linear-gradient(var(--ember), var(--ember)) 100% 100% / 9px 2px no-repeat, linear-gradient(var(--ember), var(--ember)) 100% 100% / 2px 9px no-repeat;
}
.smart-cursor {
  position: absolute; left: 88%; top: 74%; width: 15px; height: 21px; pointer-events: none; background: var(--hot);
  clip-path: polygon(0 0, 0 80%, 24% 62%, 40% 98%, 55% 91%, 39% 56%, 70% 56%);
}
/* played when it scrolls into view (guide.js adds .play); otherwise the still end state: reticle and cursor on target */
.js .guide-smart.play .smart-cursor { animation: smart-cursor 9s var(--ease-out) infinite both; }
.js .guide-smart.play .smart-reticle { animation: smart-lock 9s ease-out infinite both; }
.js .guide-smart.play .smart-target { animation: smart-press 9s ease-out infinite both; }
.js .guide-smart.play .smart-frame:nth-child(2) :is(.smart-cursor, .smart-reticle, .smart-target) { animation-delay: 4.5s; }
@keyframes smart-cursor {
  0% { opacity: 0; transform: translate(90px, 60px); }
  8% { opacity: 1; }
  26% { transform: none; }
  30% { transform: scale(0.82); }
  34% { transform: none; }
  46% { opacity: 1; }
  52%, 100% { opacity: 0; transform: none; }
}
@keyframes smart-lock {
  0%, 24% { opacity: 0; transform: scale(1.7); }
  32% { opacity: 1; transform: scale(1); }
  46% { opacity: 1; transform: scale(1); }
  54%, 100% { opacity: 0; transform: scale(1); }
}
@keyframes smart-press {
  0%, 28% { background-color: transparent; }
  31% { background-color: var(--accent-glow); }
  42%, 100% { background-color: transparent; }
}

/* ---------------------------------------------------------------- 03: the setup wizard, on a lit rail */
.guide-wiz-note { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.3rem 1rem; padding: 0.75rem 1rem; border: 1px solid var(--line); background: var(--glass); font-size: 1.02rem; color: var(--text-2); }
.guide-wiz-note .micro { color: var(--ember); }
.wiz-rail { --rail-x: 1.35rem; --node: 2.5rem; --lead: calc(var(--rail-x) * 2 + 0.7rem); position: relative; list-style: none; margin: 0; padding: 0; display: grid; gap: 1rem; counter-reset: wiz; }
.wiz-rail::before, .wiz-rail::after { content: ""; position: absolute; z-index: 0; left: var(--rail-x); top: 1.6rem; bottom: 1.6rem; width: 1px; }
.wiz-rail::before { background: var(--hair); }
.wiz-rail::after { width: 2px; margin-left: -0.5px; background: linear-gradient(var(--ember), var(--hot)); box-shadow: 0 0 10px var(--accent-glow); transform-origin: top; }
.js .wiz-rail::after { transform: scaleY(var(--wiz-p, 0)); }
.wiz-card {
  counter-increment: wiz; position: relative; z-index: 1; margin-left: var(--lead); display: grid; grid-template-columns: minmax(0, 1fr); gap: 1.1rem; align-items: center;
  padding: 1.15rem 1.2rem 1.2rem; border: 1px solid var(--hair); background: color-mix(in srgb, var(--ember) 2.5%, var(--void));
  transition: border-color 0.5s, box-shadow 0.5s;
}
.wiz-card::before { /* the node on the rail */
  content: counter(wiz, decimal-leading-zero); position: absolute; top: 1.15rem; left: calc(var(--rail-x) - var(--lead) - var(--node) / 2);
  display: grid; place-items: center; width: var(--node); height: var(--node); border: 1px solid var(--hair-strong); background: var(--void);
  font-family: var(--font-data); font-size: 0.78rem; font-weight: 600; color: var(--label);
  transition: background-color 0.4s, color 0.4s, border-color 0.4s, box-shadow 0.4s;
}
.wiz-card::after { /* the tick from the node to the card */
  content: ""; position: absolute; top: calc(1.15rem + var(--node) / 2); left: calc(var(--rail-x) - var(--lead) + var(--node) / 2); width: calc(var(--lead) - var(--rail-x) - var(--node) / 2); height: 1px; background: var(--hair);
  transition: background-color 0.4s;
}
.wiz-card.is-past::before { border-color: var(--ember); color: var(--ember); }
.wiz-card.is-on { border-color: var(--hair-strong); box-shadow: 0 0 2.2rem var(--accent-soft), inset 0 0 2rem color-mix(in srgb, var(--ember) 4%, transparent); }
.wiz-card.is-on::before { border-color: var(--ember); background: var(--ember); color: var(--void); box-shadow: 0 0 14px var(--accent-glow); }
.wiz-card.is-on::after, .wiz-card.is-past::after { background: var(--ember); }
html:not(.js) .wiz-card::before { border-color: var(--ember); color: var(--ember); }
.wiz-copy .micro { display: block; margin-bottom: 0.35rem; transition: color 0.4s; }
.wiz-card.is-on .wiz-copy .micro { color: var(--ember); }
.wiz-copy h3 { margin: 0 0 0.5rem; font-size: 1.32rem; letter-spacing: 0.08em; }
.wiz-copy p { margin: 0; color: var(--text-2); line-height: 1.6; }
@container guide (min-width: 720px) {
  .wiz-card { grid-template-columns: minmax(0, 1fr) minmax(0, 0.95fr); gap: 1.6rem; padding: 1.3rem 1.4rem; }
}
@media (max-width: 599.98px) {
  .wiz-rail { --rail-x: 0.95rem; --node: 1.9rem; --lead: calc(var(--rail-x) * 2 + 0.45rem); }
  .wiz-card { padding: 1rem; }
  .wiz-card::before { font-size: 0.66rem; top: 1rem; }
  .wiz-card::after { top: calc(1rem + var(--node) / 2); }
}

/* the wizard's own screen, in miniature */
.wm {
  position: relative; min-width: 0; min-height: 11.5rem; padding: 0.85rem 1rem 1rem; overflow: hidden;
  border: 1px solid var(--hair); background: radial-gradient(ellipse at 20% 0%, color-mix(in srgb, var(--ember) 9%, var(--void)), var(--void) 72%);
  font-size: 0.92rem; line-height: 1.35; color: var(--glow);
}
.wm::before { content: ""; position: absolute; top: -1px; left: -1px; width: 10px; height: 10px; border-top: 2px solid var(--ember); border-left: 2px solid var(--ember); }
.wm p { margin: 0; }
.wm-bar {
  height: 3px; margin: 0 0 0.95rem; background: linear-gradient(90deg, var(--ember) calc(var(--n) * 10%), var(--deep) 0);
  -webkit-mask: repeating-linear-gradient(90deg, #000 0 calc(10% - 3px), transparent calc(10% - 3px) 10%);
          mask: repeating-linear-gradient(90deg, #000 0 calc(10% - 3px), transparent calc(10% - 3px) 10%);
}
.wm-h1 { font-size: 1.9rem; font-weight: 700; line-height: 1; letter-spacing: 0.03em; text-transform: uppercase; color: var(--hot); text-shadow: 0 0 18px var(--accent-soft); }
.wm-h2 { margin-bottom: 0.6rem !important; font-size: 1.15rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--hot); }
.wm-note, .wm-small { margin-top: 0.45rem !important; font-size: 0.84rem; line-height: 1.4; color: var(--text-2); }
.wm-welcome { display: flex; align-items: center; gap: 1rem; }
.wm-orb { position: relative; flex: none; width: 4.6rem; height: 4.6rem; }
.wm-orb i { position: absolute; inset: 0; border-radius: 50%; border: 1px dashed var(--ember); }
.wm-orb i:nth-child(2) { inset: 17%; border: 1px solid var(--hair-strong); border-top-color: var(--ember); border-right-color: var(--ember); }
.wm-orb b { position: absolute; inset: 37%; border-radius: 50%; background: radial-gradient(circle, var(--hot) 0 22%, var(--ember) 55%, transparent 74%); box-shadow: 0 0 16px var(--accent-glow); }
.js .wiz-card.is-on .wm-orb i { animation: wm-spin 14s linear infinite; }
.js .wiz-card.is-on .wm-orb i:nth-child(2) { animation-duration: 3.2s; animation-direction: reverse; }
.js .wiz-card.is-on .wm-orb b { animation: wm-breathe 2.6s ease-in-out infinite; }
@keyframes wm-spin { to { transform: rotate(360deg); } }
@keyframes wm-breathe { 50% { transform: scale(1.18); opacity: 0.8; } }

.wm-checks { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.45rem; }
.wm-checks li { position: relative; padding-left: 1.55rem; font-size: 0.95rem; }
.wm-checks li::before { content: ""; position: absolute; left: 0.12rem; top: 0.28em; width: 0.75rem; height: 0.42rem; border-left: 2px solid var(--ember); border-bottom: 2px solid var(--ember); transform: rotate(-45deg); }
.wm-checks li.off { color: var(--text-2); }
.wm-checks li.off::before { top: 0.32em; width: 0.6rem; height: 0.6rem; border: 1px dashed var(--label); transform: none; }
.js .wiz-card.is-on .wm-checks li { animation: wm-in 0.5s var(--ease-out) both; }
.js .wiz-card.is-on .wm-checks li:nth-child(2) { animation-delay: 0.12s; } .js .wiz-card.is-on .wm-checks li:nth-child(3) { animation-delay: 0.24s; }
.js .wiz-card.is-on .wm-checks li:nth-child(4) { animation-delay: 0.36s; } .js .wiz-card.is-on .wm-checks li:nth-child(5) { animation-delay: 0.48s; }
@keyframes wm-in { from { opacity: 0; transform: translateX(-8px); } }

.wm-field { display: grid; gap: 0.3rem; margin-bottom: 0.75rem; }
.wm-field > span { font-family: var(--font-data); font-size: 0.64rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--label); }
.wm-input { min-height: 2.25rem; padding: 0.42rem 0.65rem; border: 1px solid var(--hair-strong); background: color-mix(in srgb, var(--void) 70%, transparent); font-size: 1.02rem; color: var(--hot); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.wm-type { display: inline-block; vertical-align: bottom; }
.wm-type::after { content: ""; display: inline-block; width: 2px; height: 1.05em; margin-left: 2px; vertical-align: -0.15em; background: var(--ember); animation: blink 1s steps(2) infinite; }
.js .wiz-card.is-on .wm-type { animation: wm-type 0.9s steps(var(--chars)) 0.35s both; }
@keyframes wm-type { from { clip-path: inset(0 100% 0 0); } to { clip-path: inset(0 -6px 0 0); } }

.wm-picks { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-bottom: 0.75rem; }
.wm-picks span { padding: 0.24rem 0.6rem; border: 1px solid var(--line); font-size: 0.8rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-2); }
.wm-picks .on { border-color: var(--ember); background: var(--accent-soft); color: var(--hot); }
.wm-sample { margin-bottom: 0.85rem !important; padding-left: 0.65rem; border-left: 2px solid var(--ember); font-size: 0.92rem; font-style: italic; color: var(--glow); }
.wm-sliders { display: grid; gap: 0.65rem; }
.wm-sliders span {
  position: relative; display: block; padding-bottom: 0.55rem; font-family: var(--font-data); font-size: 0.62rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--label);
  background: linear-gradient(var(--ember), var(--ember)) 0 100% / calc(var(--v) * 100%) 2px no-repeat, linear-gradient(var(--hair), var(--hair)) 0 100% / 100% 2px no-repeat;
}
.wm-sliders span::after { content: ""; position: absolute; bottom: -4px; left: calc(var(--v) * 100%); width: 7px; height: 10px; margin-left: -3.5px; background: var(--hot); box-shadow: 0 0 6px var(--accent-glow); }

.wm-palette .micro { font-size: 0.62rem; }
.wm-palette p { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 3px; margin-top: 0.4rem !important; }
.wm-palette i { height: 1.7rem; border: 1px solid var(--line); }
.wm-bodies { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 0.3rem; margin-top: 0.85rem; }
.wm-bodies span { display: flex; flex-direction: column; align-items: center; gap: 0.3rem; min-width: 0; padding: 0.5rem 0.1rem 0.4rem; border: 1px solid var(--line); font-family: var(--font-data); font-size: 0.56rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-2); }
.wm-bodies svg { width: 1.5rem; height: 1.5rem; color: var(--ember); }
.wm-bodies .on { border-color: var(--ember); background: var(--accent-soft); color: var(--hot); }

.wm-voices { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.3rem; }
.wm-voices li { display: grid; grid-template-columns: 4.4rem minmax(0, 1fr) auto; align-items: center; gap: 0.6rem; padding: 0.42rem 0.6rem; border: 1px solid var(--line); }
.wm-voices b { font-size: 0.92rem; letter-spacing: 0.1em; text-transform: uppercase; }
.wm-voices span { overflow: hidden; font-size: 0.8rem; color: var(--text-2); white-space: nowrap; text-overflow: ellipsis; }
.wm-voices .on { border-color: var(--ember); background: var(--accent-soft); }
.wm-wave { display: flex; align-items: center; gap: 2px; height: 1rem; }
.wm-wave i { width: 2px; height: 100%; background: var(--ember); transform: scaleY(0.35); }
.wm-wave i:nth-child(2n) { transform: scaleY(0.7); } .wm-wave i:nth-child(3n) { transform: scaleY(0.5); }
.js .wiz-card.is-on .wm-wave i { animation: wm-wave 0.8s ease-in-out infinite alternate; }
.js .wiz-card.is-on .wm-wave i:nth-child(2) { animation-delay: -0.3s; } .js .wiz-card.is-on .wm-wave i:nth-child(3) { animation-delay: -0.55s; }
.js .wiz-card.is-on .wm-wave i:nth-child(4) { animation-delay: -0.15s; } .js .wiz-card.is-on .wm-wave i:nth-child(5) { animation-delay: -0.65s; }
.js .wiz-card.is-on .wm-wave i:nth-child(6) { animation-delay: -0.4s; } .js .wiz-card.is-on .wm-wave i:nth-child(7) { animation-delay: -0.1s; }
@keyframes wm-wave { from { transform: scaleY(0.2); } to { transform: scaleY(1); } }

.wm-opt { display: grid; justify-items: start; gap: 0.45rem; padding: 0.6rem 0.7rem; border: 1px solid var(--line); }
.wm-opt + .wm-opt { margin-top: 0.5rem; }
.wm-opt > b { font-size: 0.86rem; letter-spacing: 0.07em; text-transform: uppercase; }
.wm-btn { display: inline-block; padding: 0.3rem 0.7rem; border: 1px solid var(--ember); background: var(--accent-soft); font-size: 0.78rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--hot); white-space: nowrap; }
.wm-btn.primary { background: var(--ember); color: var(--void); }
.wm-btn.big { margin-top: 1rem; padding: 0.6rem 1.1rem; font-size: 0.88rem; clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px); }
.wm-prog { width: 100%; height: 3px; background: var(--deep); }
.wm-prog i { display: block; width: 100%; height: 100%; background: var(--ember); box-shadow: 0 0 8px var(--accent-glow); transform-origin: left; transform: scaleX(0.62); }
.js .wiz-card.is-on .wm-prog i { animation: wm-prog 3.4s var(--ease-out) both; }
@keyframes wm-prog { from { transform: scaleX(0.04); } }
.wm-keyrow { display: flex; flex-wrap: wrap; gap: 0.4rem; width: 100%; }
.wm-keyrow .wm-input { flex: 1 1 7.5rem; min-width: 0; min-height: 0; padding: 0.28rem 0.5rem; font-family: var(--font-data); font-size: 0.76rem; }
.wm-pill { padding: 0.1rem 0.45rem; border: 1px solid var(--ember); font-family: var(--font-data); font-size: 0.6rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--hot); }
.wm-found { list-style: none; margin: 0 0 0.75rem; padding: 0; display: grid; gap: 0.3rem; font-family: var(--font-data); font-size: 0.72rem; line-height: 1.4; color: var(--text-2); }
.wm-found li::before { content: "› "; color: var(--ember); }
.wm-select { position: relative; padding: 0.4rem 2rem 0.4rem 0.65rem; border: 1px solid var(--hair-strong); font-size: 0.92rem; color: var(--hot); }
.wm-select::after { content: ""; position: absolute; right: 0.8rem; top: 45%; width: 0.4rem; height: 0.4rem; border-right: 2px solid var(--ember); border-bottom: 2px solid var(--ember); transform: translateY(-50%) rotate(45deg); }
.wm-toggles { list-style: none; margin: 0; padding: 0; display: grid; }
.wm-toggles li { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 0.42rem 0; border-bottom: 1px solid var(--line); font-size: 0.92rem; }
.wm-toggles li:last-child { border-bottom: 0; }
.wm-toggles i { position: relative; flex: none; width: 2.2rem; height: 1.05rem; border: 1px solid var(--hair-strong); }
.wm-toggles i::after { content: ""; position: absolute; left: 2px; top: 2px; bottom: 2px; width: 0.7rem; background: var(--dim); }

/* ---------------------------------------------------------------- 04: giving it a brain */
.guide-options .holo-card { background: var(--glass-solid); }
.guide-options .holo-card h3 { font-size: 1.35rem; }

.guide-vpick { padding: clamp(1.2rem, 2.6vw, 1.8rem); }
/* label, slider and gauge in one column; the reading beside them */
.vpick-ctl { display: grid; grid-template-columns: minmax(0, 1fr) auto; column-gap: clamp(1.2rem, 3vw, 2.4rem); margin-bottom: 1.3rem; }
.vpick-ctl > label { grid-column: 1; grid-row: 1; display: block; margin-bottom: 0.2rem; font-family: var(--font-data); font-size: 0.7rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--label); }
.vpick-range { display: contents; }
.vpick-range input[type="range"] { grid-column: 1; grid-row: 2; }
.vpick-range output { grid-column: 2; grid-row: 1 / 4; align-self: center; display: flex; flex-direction: column; align-items: flex-end; text-align: right; }
.vpick-range output b { font-family: var(--font-data); font-size: 1.7rem; font-weight: 600; line-height: 1; color: var(--hot); text-shadow: 0 0 14px var(--accent-soft); font-variant-numeric: tabular-nums; }
.vpick-range output span { margin-top: 0.35rem; font-family: var(--font-data); font-size: 0.78rem; color: var(--text-2); }
.vpick-range input[type="range"] { -webkit-appearance: none; appearance: none; width: 100%; height: 44px; margin: 0; background: transparent; cursor: pointer; --fill: 37.5%; }
.vpick-range input[type="range"]::-webkit-slider-runnable-track { height: 4px; background: linear-gradient(var(--ember), var(--ember)) 0 0 / var(--fill) 100% no-repeat, var(--deep); }
.vpick-range input[type="range"]::-moz-range-track { height: 4px; background: linear-gradient(var(--ember), var(--ember)) 0 0 / var(--fill) 100% no-repeat, var(--deep); }
.vpick-range input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; width: 16px; height: 28px; margin-top: -12px; border: 2px solid var(--ember); background: var(--hot); box-shadow: 0 0 12px var(--accent-glow); }
.vpick-range input[type="range"]::-moz-range-thumb { width: 12px; height: 24px; border: 2px solid var(--ember); border-radius: 0; background: var(--hot); box-shadow: 0 0 12px var(--accent-glow); }
.vpick-range input[type="range"]:focus-visible { outline: 2px solid var(--hot); outline-offset: 2px; }
.vpick-gauge { grid-column: 1; grid-row: 3; position: relative; height: 1.5rem; margin: 0.1rem 8px 0; } /* 8px: half the thumb, so ticks sit under its centre */
.vpick-gauge::before { /* the tiers' zones under the slider */
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 5px;
  background: linear-gradient(90deg, var(--deep) 0 21.875%, var(--dim) 21.875% 37.5%, color-mix(in srgb, var(--ember) 65%, var(--void)) 37.5% 62.5%, var(--ember) 62.5%);
  opacity: 0.55;
}
.vpick-gauge i { position: absolute; left: 0; right: 0; top: 0; height: 5px; background: linear-gradient(90deg, var(--dim), var(--ember) 70%, var(--hot)); transform-origin: left; transform: scaleX(0.375); transition: transform 0.25s var(--ease-out); }
.vpick-gauge span { position: absolute; top: 0.45rem; left: var(--at); transform: translateX(-50%); font-family: var(--font-data); font-size: 0.62rem; color: var(--label); }
.vpick-gauge span::before { content: ""; position: absolute; left: 50%; top: -0.45rem; width: 1px; height: 0.4rem; background: var(--hot); }
.guide-tiers { margin: 0; }
.guide-tiers tr { transition: background-color 0.25s; }
.guide-tiers tr.is-pick td { background: var(--accent-soft); color: var(--hot); }
.guide-tiers tr.is-pick td:first-child { box-shadow: inset 3px 0 0 var(--ember); }
.vpick-note { margin: 1rem 0 0; font-size: 1.02rem; }
@container guide (max-width: 560px) {
  .vpick-ctl { grid-template-columns: minmax(0, 1fr); }
  .vpick-range output { grid-column: 1; grid-row: 2; align-items: flex-start; text-align: left; margin: 0.5rem 0 0.2rem; }
  .vpick-range input[type="range"] { grid-row: 3; }
  .vpick-gauge { grid-row: 4; }
}

/* provider tabs */
.guide-tablist { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0.5rem; margin-bottom: 0.9rem; }
@container guide (max-width: 620px) { .guide-tablist { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.guide-tablist button {
  position: relative; display: flex; flex-direction: column; align-items: flex-start; gap: 0.2rem; min-height: 58px; padding: 0.65rem 0.95rem;
  border: 1px solid var(--hair); background: var(--glass); color: var(--glow); text-align: left; transition: border-color 0.25s, background-color 0.25s;
}
.guide-tablist button b { font-size: 1.12rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--glow); transition: color 0.25s; }
.guide-tablist button span { font-family: var(--font-data); font-size: 0.62rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--label); }
.guide-tablist button:hover { border-color: var(--hair-strong); }
.guide-tablist button[aria-selected="true"] { border-color: var(--ember); background: var(--accent-soft); }
.guide-tablist button[aria-selected="true"] b { color: var(--hot); }
.guide-tablist button[aria-selected="true"]::after { content: ""; position: absolute; left: -1px; right: -1px; bottom: -1px; height: 3px; background: var(--ember); box-shadow: 0 0 10px var(--accent-glow); }
.guide-panel + .guide-panel { margin-top: 1rem; }
.guide-panel:focus-visible { outline-offset: 4px; }
.guide-panel.is-shown { animation: panel-in 0.5s var(--ease-out); }
@keyframes panel-in { 0% { opacity: 0; transform: translateY(6px); } 30% { opacity: 0.8; } 40% { opacity: 0.4; } 60% { opacity: 1; } 100% { transform: none; } }
.guide-panel h4 { margin: 0 0 0.45rem; font-size: 1.5rem; letter-spacing: 0.08em; color: var(--hot); }
.guide-panel .card-label code { font-size: 0.86em; }
.holo-card .panel-best { margin: 0 0 1.1rem; font-size: 1.15rem; color: var(--glow); }
.panel-steps { list-style: none; margin: 0 0 1.2rem; padding: 0; display: grid; gap: 0.6rem; counter-reset: pstep; }
.panel-steps li { counter-increment: pstep; position: relative; min-height: 1.7rem; padding-left: 2.95rem; color: var(--text); line-height: 1.55; }
.panel-steps li::before { content: counter(pstep, decimal-leading-zero); position: absolute; left: 0; top: 0.1rem; width: 2.1rem; padding: 0.12rem 0; border: 1px solid var(--hair-strong); font-family: var(--font-data); font-size: 0.72rem; font-weight: 600; line-height: 1.4; color: var(--ember); text-align: center; }
.panel-steps code, .guide-faq code, .guide-panel .card-label code { white-space: nowrap; overflow-wrap: normal; }
.panel-key { display: flex; align-items: stretch; max-width: 32rem; margin: 0 0 1.1rem; border: 1px solid var(--hair-strong); background: color-mix(in srgb, var(--void) 70%, transparent); font-family: var(--font-data); font-size: 0.86rem; }
.panel-key span { flex: none; padding: 0.55rem 0.05rem 0.55rem 0.75rem; background: var(--accent-soft); color: var(--hot); font-weight: 600; }
.panel-key i { flex: 1; min-width: 0; overflow: hidden; padding: 0.55rem 0.4rem 0.55rem 0.1rem; background: var(--accent-soft); color: var(--label); font-style: normal; letter-spacing: 0.08em; white-space: nowrap; }
.panel-key b { flex: none; padding: 0.55rem 0.85rem; border-left: 1px solid var(--hair-strong); font-family: var(--font-ui); font-size: 0.82rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--hot); white-space: nowrap; }
.holo-card .panel-note { margin: 0; padding-left: 0.85rem; border-left: 2px solid var(--dim); font-size: 1.02rem; }
.panel-act { display: flex; flex-wrap: wrap; align-items: center; gap: 0.6rem; margin: 1.1rem 0 0; }
@media (max-width: 599.98px) { .panel-act .btn { min-height: 44px; } .panel-key b { display: none; } }

/* ---------------------------------------------------------------- 05: connecting everything else */
.guide-conn { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: minmax(0, 1fr); column-gap: 2.2rem; }
@container guide (min-width: 760px) { .guide-conn { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.guide-conn li { padding: 1rem 0 1.15rem; border-top: 1px solid var(--hair); }
.conn-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 0.35rem 0.8rem; margin-bottom: 0.4rem; }
.conn-head b { display: inline-flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; font-size: 1.15rem; letter-spacing: 0.04em; }
.conn-head b::before { content: ""; width: 0.45rem; height: 0.45rem; border-radius: 50%; background: var(--ember); box-shadow: 0 0 8px var(--accent-glow); }
.conn-where { padding: 0.1rem 0.45rem; border: 1px solid var(--line); font-family: var(--font-data); font-size: 0.62rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--label); }
.guide-conn p { margin: 0; color: var(--text-2); font-size: 1.04rem; line-height: 1.55; }
.guide-conn .soon .conn-head b::before { background: transparent; border: 1px dashed var(--warn); box-shadow: none; }

/* ---------------------------------------------------------------- 06: using it */
.guide-say {
  position: relative; padding: clamp(1.1rem, 2.6vw, 1.7rem); border: 1px solid var(--hair);
  background: radial-gradient(ellipse at 0% 0%, color-mix(in srgb, var(--ember) 8%, var(--void)), var(--void) 72%);
}
.guide-say::before { content: ""; position: absolute; top: -1px; left: -1px; width: 14px; height: 14px; border-top: 2px solid var(--ember); border-left: 2px solid var(--ember); }
.say-line {
  display: flex; align-items: center; gap: 1rem; min-height: 3.6rem; margin: 0 0 1.2rem; padding-bottom: 1.05rem; border-bottom: 1px solid var(--hair);
  font-size: clamp(1.3rem, 1rem + 1.2vw, 1.9rem); font-weight: 600; line-height: 1.2; color: var(--hot);
}
.say-line::before { /* its voice, as the app draws it */
  content: ""; flex: none; width: 2.6rem; height: 1.7rem;
  background: repeating-linear-gradient(90deg, var(--ember) 0 2px, transparent 2px 5px);
  -webkit-mask: linear-gradient(to bottom, transparent 30%, #000 30% 70%, transparent 70%); mask: linear-gradient(to bottom, transparent 30%, #000 30% 70%, transparent 70%);
  transition: -webkit-mask 0.3s, mask 0.3s;
}
.guide-say.is-talking .say-line::before { -webkit-mask: none; mask: none; animation: say-wave 0.5s steps(3) infinite; }
@keyframes say-wave { 33% { transform: scaleY(0.45); } 66% { transform: scaleY(0.8); } }
.say-line span { min-width: 0; overflow-wrap: anywhere; }
.say-line span::after { content: ""; display: inline-block; width: 3px; height: 0.95em; margin-left: 4px; vertical-align: -0.1em; background: var(--ember); animation: blink 1s steps(2) infinite; }
.say-chips { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.5rem; }
.say-chips button {
  min-height: 44px; padding: 0.5rem 0.9rem; border: 1px solid var(--hair-strong); background: color-mix(in srgb, var(--void) 60%, transparent);
  color: var(--glow); font-size: 1.04rem; font-weight: 600; letter-spacing: 0.02em; text-align: left; transition: border-color 0.2s, color 0.2s, background-color 0.2s;
}
.say-chips button::before { content: "› "; font-family: var(--font-data); color: var(--ember); }
.say-chips button:hover, .say-chips button.is-said { border-color: var(--ember); color: var(--hot); background: var(--accent-soft); }
.say-chips button.is-demo { border-color: var(--ember); color: var(--hot); }
.say-status { min-height: 1.4em; margin: 0.9rem 0 0; font-family: var(--font-data); font-size: 0.74rem; letter-spacing: 0.04em; color: var(--text-2); }

.guide-keys { max-width: 760px; }
.guide-keys td:first-child { width: 1%; white-space: nowrap; }
.guide-keys kbd + kbd { margin-left: 0; }
.guide-studio { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; border-top: 1px solid var(--hair); border-left: 1px solid var(--hair); background: var(--glass); }
.guide-studio li {
  display: inline-flex; align-items: center; gap: 0.45rem; padding: 0.6rem 0.9rem; border-right: 1px solid var(--hair); border-bottom: 1px solid var(--hair);
  font-family: var(--font-data); font-size: 0.72rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--glow);
}
.guide-studio li:first-child { color: var(--hot); background: var(--accent-soft); box-shadow: inset 0 -2px 0 var(--ember); }

/* ---------------------------------------------------------------- 07: more screens */
.guide-join {
  position: relative; display: grid; grid-template-columns: minmax(0, 1fr); justify-items: center; align-items: center; gap: 0.6rem;
  padding: clamp(1.2rem, 3.4vw, 2.4rem); border: 1px solid var(--hair); overflow: hidden;
  background:
    repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 44px), repeating-linear-gradient(0deg, var(--line) 0 1px, transparent 1px 44px),
    radial-gradient(ellipse at 50% 100%, color-mix(in srgb, var(--ember) 10%, var(--void)), var(--void) 70%);
}
@container guide (min-width: 700px) {
  .guide-join { grid-template-columns: minmax(0, 1.1fr) minmax(60px, 0.4fr) minmax(0, 0.9fr); gap: 0; }
}
.join-card { position: relative; width: 100%; max-width: 22rem; padding: 1rem 1.1rem 1.1rem; border: 1px solid var(--hair-strong); background: var(--glass-solid); box-shadow: 0 0 2rem var(--accent-soft); }
.join-card::before { content: ""; position: absolute; top: -1px; left: -1px; width: 12px; height: 12px; border-top: 2px solid var(--ember); border-left: 2px solid var(--ember); }
.join-card p { margin: 0; }
.join-title { padding-bottom: 0.55rem; border-bottom: 1px solid var(--hair); font-size: 1.02rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--hot); }
.join-toggle { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 0.7rem 0; border-bottom: 1px solid var(--line); }
.join-toggle b { display: block; font-size: 0.98rem; line-height: 1.25; }
.join-toggle small { display: block; margin-top: 0.2rem; font-size: 0.8rem; line-height: 1.35; color: var(--text-2); }
.join-toggle i { position: relative; flex: none; width: 2.3rem; height: 1.15rem; border: 1px solid var(--ember); background: var(--accent-soft); }
.join-toggle i::after { content: ""; position: absolute; right: 2px; top: 2px; bottom: 2px; width: 0.8rem; background: var(--ember); box-shadow: 0 0 8px var(--accent-glow); }
.join-qr { position: relative; width: min(100%, 9.5rem); aspect-ratio: 1; margin: 1rem auto 0.7rem; padding: 0.5rem; background: var(--hot); overflow: hidden; box-shadow: 0 0 1.6rem var(--accent-soft); }
.join-qr svg { width: 100%; height: 100%; color: var(--void); }
.join-scan { position: absolute; inset: 0; background: linear-gradient(to bottom, transparent 80%, var(--accent-glow) 97%, var(--ember) 100%); transform: translateY(-100%); opacity: 0.7; }
.guide-join.play .join-scan { animation: join-scan 2.6s ease-in-out infinite alternate; }
@keyframes join-scan { to { transform: translateY(0); } }
.join-note { font-size: 0.84rem; line-height: 1.35; color: var(--text-2); text-align: center; }
.join-beam { position: relative; width: 12px; height: 64px; overflow: hidden; background: linear-gradient(transparent, var(--ember), transparent) center / 1px 100% no-repeat; }
.join-beam i {
  position: absolute; inset: 0; transform: translateY(-10%); opacity: 0;
  background: radial-gradient(circle at 50% 6px, var(--hot) 0 2.5px, var(--ember) 3.5px, color-mix(in srgb, var(--ember) 35%, transparent) 5px, transparent 7px) no-repeat;
}
.guide-join.play .join-beam i { animation: join-beam-v 2.4s linear infinite; }
.guide-join.play .join-beam i:nth-child(2) { animation-delay: 0.8s; } .guide-join.play .join-beam i:nth-child(3) { animation-delay: 1.6s; }
@keyframes join-beam-v { 0% { opacity: 0; transform: translateY(-6%); } 15%, 85% { opacity: 1; } 100% { opacity: 0; transform: translateY(96%); } }
@container guide (min-width: 700px) {
  .join-beam { width: 100%; height: 14px; background: linear-gradient(90deg, transparent, var(--ember), transparent) center / 100% 1px no-repeat; }
  .join-beam i { background: radial-gradient(circle at 6px 50%, var(--hot) 0 2.5px, var(--ember) 3.5px, color-mix(in srgb, var(--ember) 35%, transparent) 5px, transparent 7px) no-repeat; }
  .guide-join.play .join-beam i { animation-name: join-beam-h; }
}
@keyframes join-beam-h { 0% { opacity: 0; transform: translateX(-2%); } 15%, 85% { opacity: 1; } 100% { opacity: 0; transform: translateX(96%); } }
.join-phone { perspective: 900px; display: flex; justify-content: center; width: 100%; padding: 0.6rem 0; }
.phone-screen {
  position: relative; width: min(100%, 14.5rem); padding: 0.85rem 0.75rem 1rem;
  border: 3px solid color-mix(in srgb, var(--ember) 16%, var(--void)); border-top-width: 1.1rem; border-bottom-width: 1.4rem;
  background: color-mix(in srgb, var(--ember) 4%, var(--void)); transform: rotateY(-17deg) rotateX(5deg);
  box-shadow: 0 0 0 1px var(--hair-strong), -18px 26px 44px rgba(0, 0, 0, 0.55), 0 0 2.2rem var(--accent-soft);
}
.guide-join.play .phone-screen { animation: phone-float 8s ease-in-out infinite; }
@keyframes phone-float { 50% { transform: rotateY(-11deg) rotateX(3deg) translateY(-6px); } }
.phone-screen p { margin: 0; }
.phone-top { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 0.65rem !important; padding-bottom: 0.45rem; border-bottom: 1px solid var(--hair); }
.phone-top b { font-size: 0.86rem; letter-spacing: 0.26em; text-transform: uppercase; }
.phone-top span { font-family: var(--font-data); font-size: 0.56rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--label); }
.phone-panel { position: relative; padding: 0.5rem 0.6rem 0.55rem; border: 1px solid var(--hair); background: var(--glass); }
.phone-panel + .phone-panel { margin-top: 0.45rem; }
.phone-panel::before { content: ""; position: absolute; top: -1px; left: -1px; width: 7px; height: 7px; border-top: 2px solid var(--ember); border-left: 2px solid var(--ember); }
.phone-panel .micro { display: block; margin-bottom: 0.2rem; font-size: 0.55rem; }
.phone-panel > p { font-size: 0.8rem; line-height: 1.3; color: var(--glow); }
.phone-acts { display: flex; gap: 0.35rem; margin-top: 0.45rem !important; }
.phone-acts span { flex: 1; padding: 0.24rem 0; border: 1px solid var(--hair-strong); font-size: 0.7rem; font-weight: 700; letter-spacing: 0.1em; text-align: center; text-transform: uppercase; color: var(--glow); }
.phone-acts .on { border-color: var(--ember); background: var(--ember); color: var(--void); }
.guide-join.play .phone-acts .on { animation: allow-glow 2.6s ease-in-out infinite; }
@keyframes allow-glow { 50% { box-shadow: 0 0 12px var(--accent-glow); } }
.phone-gauge { height: 3px; margin-top: 0.45rem !important; background: var(--deep); }
.phone-gauge i { display: block; width: 100%; height: 100%; background: var(--ember); transform-origin: left; transform: scaleX(0.46); }
.guide-join.play .phone-gauge i { animation: phone-gauge 7s ease-in-out infinite alternate; }
@keyframes phone-gauge { from { transform: scaleX(0.3); } to { transform: scaleX(0.78); } }

/* ---------------------------------------------------------------- 08: privacy and safety */
.guide-safe { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: minmax(0, 1fr); column-gap: 2.2rem; }
@container guide (min-width: 760px) { .guide-safe { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.guide-safe li { position: relative; padding: 0.95rem 0 1.05rem 2.1rem; border-top: 1px solid var(--hair); }
.guide-safe li::before { /* a switch held off, or a lock: a small HUD square */
  content: ""; position: absolute; left: 0.1rem; top: 1.22rem; width: 1rem; height: 1rem; border: 1px solid var(--ember);
  background: linear-gradient(var(--ember), var(--ember)) center / 0.36rem 0.36rem no-repeat; box-shadow: 0 0 8px var(--accent-soft);
}
.guide-safe b { display: block; font-size: 1.12rem; letter-spacing: 0.03em; line-height: 1.3; }
.guide-safe li > span { display: block; margin-top: 0.3rem; color: var(--text-2); font-size: 1.04rem; line-height: 1.55; }

/* ---------------------------------------------------------------- 09: troubleshooting */
.guide-doctor { display: grid; gap: 0.9rem; }
.doc-panel { position: relative; border: 1px solid var(--hair-strong); background: var(--glass-solid); box-shadow: 0 0 2.4rem var(--accent-soft); }
.doc-panel::before, .doc-panel::after { content: ""; position: absolute; width: 14px; height: 14px; pointer-events: none; }
.doc-panel::before { top: -1px; left: -1px; border-top: 2px solid var(--ember); border-left: 2px solid var(--ember); }
.doc-panel::after { bottom: -1px; right: -1px; border-bottom: 2px solid var(--ember); border-right: 2px solid var(--ember); }
.doc-head {
  position: relative; display: flex; justify-content: space-between; gap: 1rem; padding: 0.8rem 1.1rem; border-bottom: 1px solid var(--hair);
  font-family: var(--font-data); font-size: 0.7rem; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase; color: var(--label);
}
.doc-head::after { content: ""; position: absolute; left: 0; bottom: -2px; width: 54px; height: 3px; background: var(--ember); }
.doc-head [data-doctor-state] { color: var(--hot); }
.doc-list { list-style: none; margin: 0; padding: 0; }
.doc-row { position: relative; display: grid; grid-template-columns: 2rem minmax(0, 1fr) auto; align-items: center; gap: 1rem; padding: 0.85rem 1.1rem; border-bottom: 1px solid var(--line); }
.doc-row:last-child { border-bottom: 0; }
.doc-row.fail::before, .doc-row.warn::before { content: ""; position: absolute; left: -1px; top: 0; bottom: 0; width: 2px; background: var(--ember); }
.doc-row.warn::before { background: var(--warn); }
.doc-mark { display: grid; place-items: center; width: 2rem; height: 2rem; border: 1px solid var(--hair-strong); font-family: var(--font-data); font-size: 0.92rem; font-weight: 700; font-style: normal; color: var(--ember); }
.doc-row.fail .doc-mark { border-color: var(--ember); background: var(--ember); color: var(--void); box-shadow: 0 0 10px var(--accent-glow); }
.doc-row.warn .doc-mark { border-color: var(--warn); color: var(--warn); }
.doc-row b { display: block; font-size: 1.06rem; letter-spacing: 0.04em; }
.doc-row small { display: block; margin-top: 0.1rem; font-size: 0.98rem; line-height: 1.4; color: var(--text-2); }
.doc-fix, .doc-reset {
  min-height: 40px; padding: 0.4rem 0.85rem; border: 1px solid var(--ember); background: var(--accent-soft); color: var(--hot);
  font-size: 0.82rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; white-space: nowrap; transition: background-color 0.2s, box-shadow 0.2s;
}
.doc-fix:hover, .doc-reset:hover { box-shadow: 0 0 1rem var(--accent-glow); }
.doc-row.fail .doc-fix { background: var(--ember); color: var(--void); }
.doc-fix[disabled] { cursor: progress; opacity: 0.8; }
.doc-row.is-busy .doc-mark { animation: doc-busy 0.6s steps(2) infinite; }
@keyframes doc-busy { 50% { opacity: 0.3; } }
.doc-row.just-fixed { animation: doc-fixed 1.1s var(--ease-out); }
@keyframes doc-fixed { 0% { background-color: var(--accent-glow); } 100% { background-color: transparent; } }
.doc-reset { display: block; margin: 0 1.1rem 1rem auto; background: transparent; }
@media (max-width: 599.98px) {
  .doc-row { grid-template-columns: 2rem minmax(0, 1fr); gap: 0.4rem 0.85rem; padding: 0.85rem 0.9rem; }
  .doc-fix { grid-column: 2; justify-self: start; min-height: 44px; }
  .doc-reset { min-height: 44px; }
}
.guide-faq { padding: 0 1.1rem; border: 1px solid var(--line); background: var(--glass); }
.guide-faq .accordion:first-child { border-top: 0; }
.guide-faq .accordion:last-child { border-bottom: 0; }
.guide-more { display: flex; flex-wrap: wrap; align-items: center; gap: 0 1.6rem; }
.guide-more > span { font-family: var(--font-data); font-size: 0.74rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--label); }

/* ---------------------------------------------------------------- 10: updating, uninstalling, the end */
.guide-two .holo-card { background: var(--glass-solid); }
.guide-two .holo-card p + p { margin-top: 0.8rem; }
.guide-mini-steps { margin: 0; padding-left: 1.5em; color: var(--text-2); }
.guide-mini-steps li { margin: 0.5rem 0; padding-left: 0.2rem; line-height: 1.5; }
.guide-mini-steps li::marker { font-family: var(--font-data); font-size: 0.82em; color: var(--ember); }
.guide-end {
  position: relative; overflow: hidden; margin-top: clamp(3rem, 7vw, 5rem) !important; padding: clamp(2.2rem, 6vw, 4rem) clamp(1.2rem, 4vw, 3rem);
  border: 1px solid var(--hair); text-align: center;
  background: radial-gradient(ellipse at 50% 120%, color-mix(in srgb, var(--ember) 16%, var(--void)), var(--void) 68%);
}
.guide-end::before { /* a ring of ticks, the Core's, rising behind the last words */
  content: ""; position: absolute; left: 50%; top: 100%; width: min(640px, 130%); aspect-ratio: 1; transform: translate(-50%, -19%); border-radius: 50%; pointer-events: none;
  background: repeating-conic-gradient(from 0deg, color-mix(in srgb, var(--ember) 55%, transparent) 0 0.6deg, transparent 0.6deg 6deg);
  -webkit-mask: radial-gradient(circle, transparent 0 64%, #000 64.5% 67%, transparent 67.5% 70%, #000 70.5% 71%, transparent 71.5%);
          mask: radial-gradient(circle, transparent 0 64%, #000 64.5% 67%, transparent 67.5% 70%, #000 70.5% 71%, transparent 71.5%);
  opacity: 0.6; animation: end-spin 90s linear infinite;
}
@keyframes end-spin { to { transform: translate(-50%, -19%) rotate(360deg); } }
.guide-end > * { position: relative; }
.guide-end .micro { color: var(--ember); }
.guide-end-line { max-width: 22ch; margin: 0.7rem auto 1.6rem; font-size: clamp(1.8rem, 1.1rem + 2.4vw, 3rem); font-weight: 700; line-height: 1.02; letter-spacing: 0.03em; text-transform: uppercase; text-wrap: balance; color: var(--hot); text-shadow: 0 0 26px var(--accent-soft); }
.guide-end .cluster { justify-content: center; }
.guide-end .guide-get-meta { justify-content: center; }
@media (max-width: 599.98px) { .guide-end .cluster .btn { flex: 1 1 100%; } }