/* ── /guide: the full Pulse tutorial. Builds on site.css tokens. ───────────── */
.guide-wrap { max-width: calc(1180px + 2 * var(--gut)); margin: 0 auto; padding: clamp(48px, 6vw, 80px) var(--gut) 110px; }
.guide-head { text-align: center; margin-bottom: 44px; }
.guide-head .lead { margin: 0 auto; max-width: 620px; }

/* quick start strip */
.g-quick { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin: 0 auto 56px; max-width: 980px; }
.g-quick a { display: grid; gap: 6px; padding: 16px 16px 14px; border-radius: 16px; background: var(--card); border: 1px solid var(--line);
             box-shadow: var(--shadow); transition: border-color .15s, transform .15s; }
.g-quick a:hover { border-color: var(--line-2); transform: translateY(-2px); }
.g-quick b { font: 700 15px var(--display); letter-spacing: .2px; }
.g-quick span { color: var(--muted); font-size: 13.5px; line-height: 1.45; }
.g-quick i { font: 600 11px var(--mono); font-style: normal; letter-spacing: 1.5px; color: var(--lilac); }

/* layout: sticky contents + article */
.guide { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: clamp(28px, 4vw, 56px); align-items: start; }
.g-side { position: sticky; top: 88px; display: grid; gap: 14px; max-height: calc(100vh - 110px); overflow: auto; padding-right: 4px; }
.g-search { position: relative; }
.g-search svg { position: absolute; left: 13px; top: 50%; width: 16px; height: 16px; transform: translateY(-50%); fill: none; stroke: var(--faint);
                stroke-width: 2; stroke-linecap: round; }
.g-search input { width: 100%; height: 42px; padding: 0 12px 0 38px; border-radius: 11px; border: 1px solid var(--line-2); background: #0e0c14;
                  color: var(--text); font: 14px var(--body); outline: none; transition: border-color .15s; }
.g-search input:focus { border-color: var(--violet); }
.g-search input::placeholder { color: var(--faint); }
.g-toc { display: grid; gap: 1px; }
.g-toc a { display: flex; align-items: center; gap: 10px; padding: 7px 10px; border-radius: 9px; color: var(--muted); font-size: 14px;
           transition: color .15s, background .15s; }
.g-toc a i { font: 600 11px var(--mono); font-style: normal; color: var(--faint); width: 18px; }
.g-toc a:hover { color: var(--text); background: #ffffff07; }
.g-toc a.on { color: var(--text); background: #ffffff0b; }
.g-toc a.on i { color: var(--lilac); }
.g-side-foot { display: grid; gap: 8px; padding: 14px; border-radius: 14px; border: 1px solid var(--line); background: #0d0b12; font-size: 13px; color: var(--muted); }
.g-side-foot a { color: var(--lilac); font-weight: 600; }

/* article */
.g-body { min-width: 0; display: grid; grid-template-columns: minmax(0, 1fr); gap: 22px; }
.g-sec { scroll-margin-top: 88px; padding: clamp(22px, 3vw, 32px); border-radius: 20px; background: var(--card); border: 1px solid var(--line); box-shadow: var(--shadow); }
.g-sec[hidden] { display: none; }
.g-sec > header { display: flex; align-items: center; gap: 14px; margin-bottom: 18px; }
.g-num { flex: none; display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; background: var(--grad); font: 700 15px var(--display);
         box-shadow: 0 0 0 1px #ffffff26 inset, 0 8px 22px -8px #ff2e5599; }
.g-sec h2 { font-size: clamp(22px, 2.6vw, 28px); }
.g-sec > header p { color: var(--muted); font-size: 14px; margin-top: 4px; }
.g-sec h3 { font-size: 17px; margin: 26px 0 10px; letter-spacing: .1px; }
.g-sec > header + h3 { margin-top: 6px; }
.g-sec p { color: #d6d0e2; line-height: 1.7; }
.g-sec p + p { margin-top: 10px; }
.g-sec ul, .g-sec ol { margin: 10px 0 0; padding-left: 20px; color: #d6d0e2; line-height: 1.65; }
.g-sec li + li { margin-top: 6px; }
.g-sec li b, .g-sec p b { color: var(--text); }
.g-sec strong { color: var(--text); }

/* keycaps + UI labels */
.k { display: inline-block; min-width: 22px; padding: 1px 7px; border-radius: 7px; text-align: center; font: 600 12.5px var(--mono); color: var(--text);
     background: linear-gradient(180deg, #221c2e, #15111d); border: 1px solid var(--line-2); box-shadow: 0 2px 0 #0a0810; vertical-align: 1px; }
.ui { font-weight: 600; color: var(--text); padding: 0 6px; border-radius: 6px; background: #ffffff0d; border: 1px solid var(--line); white-space: nowrap; }

/* numbered walkthrough */
.g-steps { list-style: none; padding: 0 !important; margin: 14px 0 0 !important; display: grid; gap: 10px; counter-reset: gs; }
.g-steps li { counter-increment: gs; position: relative; padding: 13px 14px 13px 54px; border-radius: 14px; background: #0d0b12; border: 1px solid var(--line); margin: 0 !important; }
.g-steps li::before { content: counter(gs); position: absolute; left: 14px; top: 12px; width: 26px; height: 26px; border-radius: 8px; display: grid; place-items: center;
                      font: 700 13px var(--display); background: #8b5cf626; color: var(--lilac); border: 1px solid #8b5cf655; }

/* option tiles (modes etc.) */
.g-tiles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin-top: 14px; }
.g-tiles.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.g-tile { padding: 14px 15px; border-radius: 14px; background: #0d0b12; border: 1px solid var(--line); }
.g-tile > b { display: block; font: 700 14.5px var(--display); margin-bottom: 4px; }
.g-tile > span { color: var(--muted); font-size: 13.5px; line-height: 1.5; }

/* settings table */
.g-table { width: 100%; border-collapse: collapse; margin-top: 12px; font-size: 14px; }
.g-table th { text-align: left; font: 600 11px var(--mono); letter-spacing: 1.4px; text-transform: uppercase; color: var(--faint); padding: 0 10px 8px; }
.g-table td { padding: 10px; border-top: 1px solid var(--line); color: #d6d0e2; vertical-align: top; line-height: 1.55; }
.g-table td:first-child { color: var(--text); font-weight: 600; width: 34%; }
.g-table .def { font: 12px var(--mono); color: var(--faint); white-space: nowrap; }

/* callouts */
.g-note { position: relative; display: block; margin-top: 14px; padding: 13px 15px 13px 46px; border-radius: 14px; font-size: 14px; line-height: 1.6;
          background: #8b5cf614; border: 1px solid #8b5cf640; color: #ddd4f2; }
.g-note::before { content: "i"; position: absolute; left: 15px; top: 14px; width: 20px; height: 20px; border-radius: 50%; display: grid; place-items: center;
                  font: 700 12px var(--display); background: #8b5cf640; color: #fff; }
.g-note.tip { background: #3ddc9712; border-color: #3ddc9740; color: #cdeedd; }
.g-note.tip::before { content: "✓"; background: #3ddc9745; }
.g-note.warn { background: #ffd27a12; border-color: #ffd27a44; color: #f3e3bd; }
.g-note.warn::before { content: "!"; background: #ffd27a55; color: #1a1300; }

/* FAQ-style troubleshooting */
.g-qa { margin-top: 12px; border-radius: 14px; background: #0d0b12; border: 1px solid var(--line); }
.g-qa summary { cursor: pointer; list-style: none; padding: 14px 44px 14px 16px; position: relative; font-weight: 600; color: var(--text); }
.g-qa summary::-webkit-details-marker { display: none; }
.g-qa summary::after { content: "+"; position: absolute; right: 16px; top: 11px; font: 600 20px var(--display); color: var(--faint); transition: transform .2s; }
.g-qa[open] summary::after { transform: rotate(45deg); color: var(--lilac); }
.g-qa > div { padding: 0 16px 15px; color: #d6d0e2; font-size: 14.5px; line-height: 1.65; }
.g-qa > div ul { margin-top: 6px; }

.g-empty { display: none; padding: 30px; border-radius: 20px; border: 1px dashed var(--line-2); text-align: center; color: var(--muted); }
.g-empty.show { display: block; }

/* only shown from a date (data-from), revealed by guide.js */
[data-from] { display: none !important; }
[data-from].is-live { display: revert !important; }
.g-sec[data-from].is-live { display: block !important; }
.g-toc a[data-from].is-live { display: flex !important; }
.g-badge-new { font: 600 10px var(--mono); letter-spacing: 1px; padding: 2px 7px; border-radius: 6px; background: var(--grad); color: #fff; margin-left: 8px; vertical-align: 3px; }

@media (max-width: 980px) {
  .guide { grid-template-columns: minmax(0, 1fr); }
  .g-side { position: static; max-height: none; }
  .g-toc { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .g-quick { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 620px) {
  .ui { white-space: normal; }
  .g-table td { overflow-wrap: anywhere; }
  .g-tiles, .g-tiles.two, .g-quick, .g-toc { grid-template-columns: minmax(0, 1fr); }
  .g-table td:first-child { width: 42%; }
  .g-steps li { padding-left: 48px; }
}
.g-toc a[hidden] { display: none !important; }