/* ============================================================
   S&G LOVENSE — User Guide styles
   Shares the portal's design tokens (dark + pink) so the guide,
   portal, and editor all feel like one product.
   ============================================================ */
:root {
  --bg:        #0b0a0e;
  --surface:   #131218;
  --surface2:  #1a1820;
  --border:    #2a2535;
  --accent:    #f840c8;
  --accent-d:  #c030a0;
  --accent-t:  rgba(248,64,200,.10);
  --purple:    #a060ff;
  --text:      #e8e0f0;
  --muted:     #9a92a6;
  --dim:       #6c6478;
  --green:     #3ddc84;
  --red:       #ff5b6e;
  --gold:      #ffb454;
  --radius:    14px;
  --radius-s:  8px;
  --pill:      999px;
}

* , *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background:
    radial-gradient(1100px 540px at 80% -10%, rgba(248,64,200,.10), transparent 60%),
    radial-gradient(900px 500px at -5% 0%, rgba(160,96,255,.08), transparent 55%),
    var(--bg);
  background-attachment: fixed;
  color: var(--text);
  font: 400 15px/1.65 system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
strong { font-weight: 650; color: var(--text); }

.grad {
  background: linear-gradient(92deg, var(--accent), var(--purple));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* ============================================================
   TOP NAV
   ============================================================ */
.gnav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 18px;
  height: 58px; padding: 0 24px;
  background: rgba(13,12,17,.82);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.gnav-brand {
  font-weight: 800; font-size: 1.02rem; letter-spacing: .02em;
  color: var(--text); text-decoration: none !important; white-space: nowrap;
}
.gnav-brand span { color: var(--accent); }
.gnav-search {
  flex: 1; max-width: 420px; margin: 0 auto; position: relative;
}
.gnav-search i {
  position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
  color: var(--dim); font-size: .85rem; pointer-events: none;
}
.gnav-search input {
  width: 100%; height: 38px; padding: 0 34px;
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: var(--pill); color: var(--text); font: inherit; font-size: .86rem;
  outline: none; transition: border-color .18s, background .18s;
}
.gnav-search input:focus { border-color: var(--accent); background: var(--surface); }
.gnav-search .clear {
  position: absolute; right: 8px; top: 50%; transform: translateY(-50%);
  background: none; border: none; color: var(--dim); cursor: pointer;
  font-size: 1rem; padding: 4px 8px; display: none;
}
.gnav-search .clear:hover { color: var(--text); }
.gnav-links { display: flex; gap: 8px; }

/* ============================================================
   WRAP / BREADCRUMB / HERO
   ============================================================ */
.gwrap { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

.breadcrumb {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  font-size: .76rem; color: var(--dim); padding: 20px 0 0;
}
.breadcrumb a { color: var(--muted); }
.breadcrumb .sep { color: var(--border); }
.breadcrumb .here { color: var(--accent); }

.ghero { padding: 30px 0 14px; border-bottom: 1px solid var(--border); margin-bottom: 8px; }
.ghero .kicker {
  font-size: .72rem; font-weight: 700; letter-spacing: .14em;
  text-transform: uppercase; color: var(--accent);
}
.ghero h1 { font-size: 2.1rem; font-weight: 800; line-height: 1.15; margin: 10px 0 12px; letter-spacing: -.01em; }
.ghero p { color: var(--muted); font-size: 1.02rem; max-width: 680px; }
.ghero .hero-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 18px; }
.hero-tag {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: .76rem; font-weight: 600; color: var(--muted);
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--pill); padding: 6px 13px;
}
.hero-tag i { color: var(--accent); }

/* ============================================================
   LAYOUT: content + "on this page" TOC
   ============================================================ */
.glayout {
  display: grid; grid-template-columns: minmax(0,1fr) 232px;
  gap: 52px; align-items: start; padding: 28px 0 60px;
}
.gmain { min-width: 0; }

.toc { position: sticky; top: 82px; }
.toc-title {
  font-size: .68rem; font-weight: 700; letter-spacing: .12em;
  text-transform: uppercase; color: var(--dim); margin-bottom: 12px; padding-left: 13px;
}
.toc a {
  display: block; padding: 7px 13px; margin-bottom: 2px;
  font-size: .84rem; color: var(--muted);
  border-left: 2px solid var(--border); border-radius: 0 6px 6px 0;
  transition: color .15s, border-color .15s, background .15s;
}
.toc a:hover { color: var(--text); text-decoration: none; background: var(--surface); }
.toc a.active { color: var(--accent); border-left-color: var(--accent); background: var(--accent-t); font-weight: 600; }

/* ============================================================
   SECTIONS
   ============================================================ */
.gsection { padding-top: 18px; margin-bottom: 46px; scroll-margin-top: 80px; }
.gsection > .kicker {
  font-size: .7rem; font-weight: 700; letter-spacing: .14em;
  text-transform: uppercase; color: var(--accent); display: block; margin-bottom: 6px;
}
.gsection h2 { font-size: 1.5rem; font-weight: 750; letter-spacing: -.01em; }
.gsection > p { color: var(--muted); margin-top: 8px; max-width: 700px; }
.gsection h3 { font-size: 1rem; font-weight: 650; margin: 0 0 8px; }

/* Cards */
.gcard {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px;
}
.gcard p { color: var(--muted); font-size: .92rem; }
.gcard-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px; margin-top: 20px;
}

/* Interactive HUD explainer */
.hud-explain {
  display: flex; gap: 28px; align-items: flex-start; margin-top: 20px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px;
}
.hud-explain + .hud-explain { margin-top: 16px; }
.hud-stage { flex: 0 0 300px; max-width: 300px; }
.hud-name { font-size: .95rem; font-weight: 650; color: var(--accent); margin-bottom: 12px; }
.hud-svg { width: 100%; height: auto; display: block; }
.hud-info { flex: 1; min-width: 0; padding-top: 30px; }
.hud-info-kicker { font-size: .68rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--dim); margin-bottom: 8px; }
.hud-info-title { font-size: 1.15rem; font-weight: 650; color: var(--text); margin-bottom: 8px; }
.hud-info-desc { color: var(--muted); font-size: .95rem; line-height: 1.65; }
.hud-ctl { cursor: pointer; outline: none; }
.hud-ctl .halo { fill: none; stroke: var(--accent); stroke-width: 2; opacity: 0; transition: opacity .14s; }
.hud-ctl:hover .halo, .hud-ctl:focus-visible .halo, .hud-ctl.is-active .halo { opacity: 1; }
@media (max-width: 680px) {
  .hud-explain { flex-direction: column; gap: 16px; }
  .hud-stage { flex-basis: auto; width: 100%; max-width: 300px; margin: 0 auto; }
  .hud-info { padding-top: 0; }
}
.gcard .ic {
  width: 38px; height: 38px; border-radius: 10px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--accent-t); color: var(--accent); font-size: 1rem; margin-bottom: 12px;
}

/* Feature lists */
.flist { list-style: none; margin-top: 6px; }
.flist li { position: relative; padding-left: 22px; color: var(--muted); font-size: .92rem; margin-top: 9px; }
.flist li::before {
  content: ''; position: absolute; left: 4px; top: .62em;
  width: 6px; height: 6px; border-radius: 50%; background: var(--accent);
}
.flist li strong { color: var(--text); }

/* Numbered steps */
.steps { counter-reset: step; list-style: none; display: grid; gap: 14px; margin-top: 22px; }
.steps li {
  counter-increment: step; position: relative;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px 20px 18px 64px;
}
.steps li::before {
  content: counter(step); position: absolute; left: 18px; top: 16px;
  width: 30px; height: 30px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--purple));
  color: #fff; font-weight: 700; font-size: .9rem;
  display: flex; align-items: center; justify-content: center;
}
.steps li h3 { margin-bottom: 4px; }
.steps li p { color: var(--muted); font-size: .9rem; }

/* Connect-to-Lovense steps + screenshots */
.connect-steps { counter-reset: cstep; margin-top: 22px; display: grid; gap: 16px; }
.cstep { display: flex; gap: 24px; align-items: flex-start; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; }
.cstep-body { flex: 1; min-width: 0; }
.cstep-body h3 { display: flex; align-items: center; gap: 10px; font-size: 1rem; font-weight: 650; margin-bottom: 8px; }
.cstep-body p { color: var(--muted); font-size: .92rem; }
.cstep-num { counter-increment: cstep; flex: none; width: 28px; height: 28px; border-radius: 50%; background: linear-gradient(135deg, var(--accent), var(--purple)); color: #fff; font-size: .85rem; font-weight: 700; display: inline-flex; align-items: center; justify-content: center; }
.cstep-num::before { content: counter(cstep); }
.cstep-shot { flex: 0 0 230px; width: 230px; display: flex; flex-direction: column; gap: 12px; }
.shot { position: relative; border: 1px solid var(--border); border-radius: 12px; overflow: hidden; background: var(--surface2); }
.shot img { display: block; width: 100%; height: auto; }
.shot svg { display: block; width: 100%; height: auto; }
.shot figcaption { padding: 8px 10px; font-size: .74rem; color: var(--dim); text-align: center; border-top: 1px solid var(--border); }
.shot .ph { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; min-height: 200px; padding: 18px; text-align: center; color: var(--dim); font-size: .74rem; }
.shot .ph code { font-family: 'SFMono-Regular', Consolas, monospace; color: var(--accent); font-size: .72rem; word-break: break-all; }
@media (max-width: 640px) { .cstep { flex-direction: column; } .cstep-shot { flex-basis: auto; width: 100%; max-width: 280px; margin: 0 auto; } }

/* Callouts */
.callout {
  border-radius: var(--radius); padding: 16px 18px; margin-top: 22px;
  border: 1px solid var(--border); border-left-width: 4px;
  background: var(--surface);
  font-size: .92rem; color: var(--muted);
}
.callout h3 { color: var(--text); margin-bottom: 6px; font-size: .96rem; }
.callout.tip  { border-left-color: var(--accent); background: var(--accent-t); }
.callout.warn { border-left-color: var(--gold); background: rgba(255,180,84,.08); }
.callout.info { border-left-color: var(--purple); background: rgba(160,96,255,.08); }

/* FAQ */
.faq { display: grid; gap: 12px; margin-top: 22px; }
.faq details {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
}
.faq summary {
  cursor: pointer; padding: 16px 20px; font-weight: 600; font-size: .95rem;
  list-style: none; display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; color: var(--accent); font-size: 1.3rem; font-weight: 400; line-height: 1; }
.faq details[open] summary::after { content: '\2212'; }
.faq details[open] summary { border-bottom: 1px solid var(--border); }
.faq .faq-body { padding: 16px 20px; color: var(--muted); font-size: .92rem; }
.faq .faq-body p + p { margin-top: 10px; }

/* CTA row */
.cta-row {
  display: flex; gap: 12px; flex-wrap: wrap;
  margin-top: 44px; padding-top: 30px; border-top: 1px solid var(--border);
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 20px; border-radius: var(--pill);
  font-size: .86rem; font-weight: 650; border: none; cursor: pointer;
  transition: opacity .18s, background .18s, border-color .18s, color .18s;
  text-decoration: none !important; white-space: nowrap;
}
.btn:hover { opacity: .9; text-decoration: none !important; }
.btn-pink  { background: var(--accent); color: #fff; }
.btn-ghost { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); opacity: 1; }
.btn-sm    { padding: 7px 15px; font-size: .8rem; }

/* ============================================================
   SEARCH STATE
   ============================================================ */
.is-hidden { display: none !important; }
.no-results {
  display: none; text-align: center; color: var(--muted);
  padding: 60px 20px; font-size: .95rem;
}
.no-results.show { display: block; }
mark { background: rgba(248,64,200,.26); color: #fff; border-radius: 3px; padding: 0 2px; }

/* ============================================================
   FOOTER
   ============================================================ */
.gfoot {
  border-top: 1px solid var(--border);
  background: rgba(0,0,0,.25);
  padding: 44px 24px; text-align: center;
}
.gfoot .fmark { font-weight: 800; font-size: 1.1rem; letter-spacing: .02em; }
.gfoot .fmark span { color: var(--accent); }
.gfoot .ftag { color: var(--muted); font-size: .85rem; margin: 6px 0 24px; }
.social-row { display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; margin-bottom: 26px; }
.social-pill {
  display: inline-flex; align-items: center; gap: 8px;
  height: 38px; padding: 0 16px; border-radius: var(--pill);
  background: var(--surface); color: var(--muted);
  border: 1px solid var(--border); font-weight: 600; font-size: .82rem;
  transition: all .18s;
}
.social-pill i { color: var(--accent); }
.social-pill:hover { border-color: var(--accent); color: var(--text); text-decoration: none; }
.gfoot .copyright { color: var(--dim); font-size: .76rem; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .glayout { grid-template-columns: 1fr; gap: 0; }
  .toc { display: none; }
  .gnav-links { display: none; }
  .ghero h1 { font-size: 1.7rem; }
}
@media (max-width: 560px) {
  .gnav { gap: 12px; padding: 0 16px; }
  .gwrap { padding: 0 16px; }
  .gcard-grid { grid-template-columns: 1fr; }
}