/* ==========================================================================
   PublicCharts.com — shared design system
   © Klvr Digital LLC
   ========================================================================== */

:root {
  --sbc-bg:        #0b1120;
  --sbc-bg-soft:   #111a2e;
  --sbc-panel:     #16203a;
  --sbc-panel-2:   #1c2845;
  --sbc-border:    #28365c;
  --sbc-text:      #e7ecf5;
  --sbc-muted:     #93a1bd;
  --sbc-faint:     #5d6b8a;

  --sbc-accent:    #4f9dff;
  --sbc-accent-2:  #38e1b0;
  --sbc-accent-3:  #ffb454;
  --sbc-accent-4:  #ff6b8b;
  --sbc-accent-5:  #b388ff;

  --sbc-radius:    16px;
  --sbc-radius-sm: 10px;
  --sbc-shadow:    0 18px 50px -20px rgba(0,0,0,.65);
  --sbc-ease:      cubic-bezier(.22,.61,.36,1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    radial-gradient(1100px 600px at 12% -8%, rgba(79,157,255,.16), transparent 60%),
    radial-gradient(900px 520px at 98% 4%, rgba(56,225,176,.12), transparent 55%),
    var(--sbc-bg);
  color: var(--sbc-text);
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

/* ---------- Top nav ---------- */
.sbc-nav {
  background: rgba(11,17,32,.78);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--sbc-border);
  position: sticky; top: 0; z-index: 1030;
}
.sbc-brand {
  font-weight: 800; letter-spacing: -.02em; font-size: 1.15rem;
  color: var(--sbc-text); text-decoration: none; display: flex; align-items: center; gap: .55rem;
}
.sbc-brand .spark {
  width: 26px; height: 26px; border-radius: 7px;
  background: linear-gradient(135deg, var(--sbc-accent), var(--sbc-accent-2));
  display: inline-flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 18px -6px var(--sbc-accent);
}
.sbc-brand .spark svg { width: 16px; height: 16px; }
.sbc-nav a.nav-link { color: var(--sbc-muted); font-weight: 600; font-size: .92rem; }
.sbc-nav a.nav-link:hover, .sbc-nav a.nav-link.active { color: var(--sbc-text); }

/* ---------- Hero ---------- */
.sbc-hero { padding: 4.5rem 0 2rem; }
.sbc-hero h1 {
  font-weight: 800; letter-spacing: -.03em; line-height: 1.05;
  font-size: clamp(2.1rem, 5vw, 3.5rem);
}
.sbc-hero .grad {
  background: linear-gradient(100deg, var(--sbc-accent), var(--sbc-accent-2) 60%, var(--sbc-accent-3));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.sbc-hero p.lead { color: var(--sbc-muted); max-width: 640px; font-size: 1.08rem; }

/* ---------- Section headers ---------- */
.sbc-section-title {
  display: flex; align-items: center; gap: .75rem;
  font-weight: 700; letter-spacing: -.01em; margin: 2.4rem 0 1rem;
}
.sbc-section-title .dot { width: 10px; height: 10px; border-radius: 50%; flex: none; }
.sbc-section-title .count {
  font-size: .72rem; font-weight: 700; color: var(--sbc-muted);
  border: 1px solid var(--sbc-border); border-radius: 999px; padding: .12rem .6rem;
}

/* ---------- Cards / panels ---------- */
.sbc-card {
  background: linear-gradient(180deg, var(--sbc-panel), var(--sbc-bg-soft));
  border: 1px solid var(--sbc-border);
  border-radius: var(--sbc-radius);
  box-shadow: var(--sbc-shadow);
}
.sbc-panel {
  background: linear-gradient(180deg, var(--sbc-panel), var(--sbc-bg-soft));
  border: 1px solid var(--sbc-border);
  border-radius: var(--sbc-radius);
  padding: 1.25rem 1.35rem;
}

/* Dashboard tile (homepage) */
.sbc-tile {
  display: flex; flex-direction: column; height: 100%;
  text-decoration: none; color: inherit;
  background: linear-gradient(180deg, var(--sbc-panel), var(--sbc-bg-soft));
  border: 1px solid var(--sbc-border);
  border-radius: var(--sbc-radius);
  padding: 1.15rem 1.2rem; overflow: hidden; position: relative;
  transition: transform .35s var(--sbc-ease), border-color .35s var(--sbc-ease), box-shadow .35s var(--sbc-ease);
  opacity: 0; transform: translateY(14px);
}
.sbc-tile.in { opacity: 1; transform: none; }
.sbc-tile::after {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 3px;
  background: linear-gradient(90deg, var(--sbc-accent), var(--sbc-accent-2));
  transform: scaleX(0); transform-origin: left; transition: transform .4s var(--sbc-ease);
}
.sbc-tile:hover { transform: translateY(-4px); border-color: #3a5088; box-shadow: 0 24px 60px -24px rgba(0,0,0,.8); }
.sbc-tile:hover::after { transform: scaleX(1); }
.sbc-tile .meta { display: flex; align-items: center; gap: .5rem; margin-bottom: .55rem; }
.sbc-tile .src {
  font-size: .68rem; font-weight: 700; letter-spacing: .04em; text-transform: uppercase;
  color: var(--sbc-faint); border: 1px solid var(--sbc-border); border-radius: 6px; padding: .1rem .45rem;
}
.sbc-tile h3 { font-size: 1.02rem; font-weight: 700; margin: 0 0 .3rem; letter-spacing: -.01em; }
.sbc-tile p { color: var(--sbc-muted); font-size: .85rem; margin: 0; }
.sbc-tile .sbc-tile-desc { line-height: 1.5; margin-top: .15rem; }
.sbc-tile .charts { margin-top: .85rem; color: var(--sbc-faint); font-size: .76rem; }
.sbc-tile.is-live h3::after {
  content: "LIVE"; font-size: .58rem; font-weight: 800; letter-spacing: .08em;
  color: #07150f; background: var(--sbc-accent-2); border-radius: 5px;
  padding: .08rem .35rem; margin-left: .5rem; vertical-align: middle;
}
.sbc-tile.soon { opacity: .55; }
.sbc-tile.soon:hover { transform: none; }
.sbc-tile.soon .badge-soon {
  font-size: .62rem; font-weight: 700; color: var(--sbc-accent-3);
  border: 1px solid rgba(255,180,84,.4); border-radius: 6px; padding: .08rem .4rem;
}

/* ---------- KPI cards ---------- */
.sbc-kpi { padding: 1rem 1.15rem; }
.sbc-kpi .label { color: var(--sbc-muted); font-size: .76rem; font-weight: 600; text-transform: uppercase; letter-spacing: .05em; }
.sbc-kpi .value { font-size: 1.85rem; font-weight: 800; letter-spacing: -.02em; margin-top: .15rem; }
.sbc-kpi .value .unit { font-size: .95rem; font-weight: 600; color: var(--sbc-muted); }
.sbc-kpi .delta { font-size: .82rem; font-weight: 700; margin-top: .25rem; }
.sbc-kpi .delta.up { color: var(--sbc-accent-4); }
.sbc-kpi .delta.down { color: var(--sbc-accent-2); }
.sbc-kpi .delta.flat { color: var(--sbc-muted); }

/* count-up number animation hook */
.countup { font-variant-numeric: tabular-nums; }

/* ---------- Chart frame ---------- */
.sbc-chart-wrap { position: relative; width: 100%; }
.sbc-chart-wrap canvas { display: block; }

.sbc-chart-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; flex-wrap: wrap; }
.sbc-chart-head h2 { font-size: 1.15rem; font-weight: 700; margin: 0; letter-spacing: -.01em; }
.sbc-chart-head p { color: var(--sbc-muted); font-size: .85rem; margin: .2rem 0 0; }

/* segmented control / toggles */
.sbc-seg { display: inline-flex; background: var(--sbc-bg-soft); border: 1px solid var(--sbc-border); border-radius: 10px; padding: 3px; gap: 2px; }
.sbc-seg button {
  border: 0; background: transparent; color: var(--sbc-muted);
  font-size: .8rem; font-weight: 600; padding: .35rem .8rem; border-radius: 8px;
  cursor: pointer; transition: all .2s var(--sbc-ease);
}
.sbc-seg button:hover { color: var(--sbc-text); }
.sbc-seg button.active { background: var(--sbc-accent); color: #04101f; box-shadow: 0 4px 14px -6px var(--sbc-accent); }

/* source pill */
.sbc-source {
  font-size: .76rem; color: var(--sbc-muted);
  border: 1px solid var(--sbc-border); border-radius: 999px; padding: .25rem .75rem;
  display: inline-flex; align-items: center; gap: .4rem;
}
.sbc-source b { color: var(--sbc-text); font-weight: 700; }

/* breadcrumb back link */
.sbc-back { color: var(--sbc-muted); text-decoration: none; font-weight: 600; font-size: .9rem; }
.sbc-back:hover { color: var(--sbc-text); }

/* ---------- Footer ---------- */
.sbc-footer {
  border-top: 1px solid var(--sbc-border);
  color: var(--sbc-faint); font-size: .85rem;
  padding: 2rem 0; margin-top: 3.5rem; text-align: center;
}
.sbc-footer a { color: var(--sbc-muted); text-decoration: none; }
.sbc-footer a:hover { color: var(--sbc-text); }

/* ---------- Reveal-on-scroll ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s var(--sbc-ease), transform .6s var(--sbc-ease); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Loading shimmer ---------- */
.sbc-skeleton {
  background: linear-gradient(100deg, var(--sbc-panel) 30%, var(--sbc-panel-2) 50%, var(--sbc-panel) 70%);
  background-size: 200% 100%; animation: sbc-shimmer 1.3s infinite linear; border-radius: var(--sbc-radius-sm);
}
@keyframes sbc-shimmer { to { background-position: -200% 0; } }

@media (prefers-reduced-motion: reduce) {
  *, *::after, *::before { animation: none !important; transition: none !important; }
  .reveal, .sbc-tile { opacity: 1 !important; transform: none !important; }
}

/* ==========================================================================
   Responsive — mobile + desktop friendly
   ========================================================================== */
html, body { overflow-x: hidden; max-width: 100%; }

/* KPI numbers scale fluidly so long values (e.g. $113,900) never clip */
.sbc-kpi .value { font-size: clamp(1.35rem, 4.2vw, 1.85rem); line-height: 1.15; }
.sbc-usmap { width: 100%; height: auto; }

/* Choropleth legend + map cards never force horizontal scroll */
.sbc-card, .sbc-panel, .sbc-tile { max-width: 100%; }

/* Tablet and below */
@media (max-width: 991.98px) {
  .sbc-hero { padding: 3.5rem 0 1.75rem; }
}

/* Phones */
@media (max-width: 575.98px) {
  .sbc-hero { padding: 2.5rem 0 1.25rem; }
  .sbc-hero p.lead { font-size: 1rem; }
  .sbc-kpi { padding: .8rem .85rem; }
  .sbc-kpi .label { font-size: .68rem; letter-spacing: .03em; }
  .sbc-kpi .value { font-size: clamp(1.25rem, 6.5vw, 1.6rem); }
  .sbc-kpi .delta { font-size: .74rem; }
  .sbc-section-title { font-size: 1.02rem; margin: 1.8rem 0 .8rem; flex-wrap: wrap; }
  .sbc-section-title .count { font-size: .66rem; }
  .sbc-chart-head { gap: .6rem; }
  .sbc-chart-head h2 { font-size: 1.02rem; }
  .sbc-chart-head p { font-size: .8rem; }
  .sbc-seg button { padding: .32rem .6rem; font-size: .76rem; }
  .sbc-brand { font-size: 1.02rem; }
  .sbc-tile h3 { font-size: .98rem; }
  /* tighter card padding on phones (overrides Bootstrap p-3) */
  .sbc-card.p-3 { padding: .9rem !important; }
}

/* Make any wide inline tables (rankings, logs) scroll instead of overflow */
.sbc-card table { width: 100%; }
.sbc-card .sbc-chart-wrap { max-width: 100%; }

/* ---- Catalog search / filter bar ---- */
.sbc-filter {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: flex-start; gap: .75rem; flex-wrap: wrap;
  margin: 0 0 1.25rem; padding: .85rem 0;
  background: linear-gradient(var(--sbc-bg) 70%, rgba(11,17,32,0));
}
.sbc-search-col { flex: 1 1 320px; max-width: 560px; min-width: 0; display: flex; flex-direction: column; gap: .3rem; }
.sbc-search-wrap { position: relative; width: 100%; }
.sbc-search-wrap svg {
  position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
  width: 18px; height: 18px; stroke: var(--sbc-faint); pointer-events: none;
}
#catalog-search {
  width: 100%; padding: .7rem 2.6rem .7rem 2.6rem;
  background: var(--sbc-panel); color: var(--sbc-text);
  border: 1px solid var(--sbc-border); border-radius: 999px;
  font-size: .98rem; outline: none; transition: border-color .15s, box-shadow .15s;
}
#catalog-search::placeholder { color: var(--sbc-faint); }
#catalog-search:focus { border-color: var(--sbc-accent); box-shadow: 0 0 0 3px rgba(79,157,255,.18); }
.sbc-search-clear {
  position: absolute; right: 10px; top: 50%; transform: translateY(-50%);
  width: 26px; height: 26px; border: 0; border-radius: 50%; cursor: pointer;
  background: var(--sbc-panel-2); color: var(--sbc-muted); font-size: 15px; line-height: 1;
  display: none; align-items: center; justify-content: center;
}
.sbc-search-wrap.has-text .sbc-search-clear { display: flex; }
.sbc-filter-count { color: var(--sbc-faint); font-size: .76rem; font-weight: 600; white-space: nowrap; padding-left: 1rem; }
.sbc-filter-chips { display: flex; gap: .4rem; flex-wrap: wrap; padding-top: .35rem; }
.sbc-chip {
  border: 1px solid var(--sbc-border); background: var(--sbc-panel);
  color: var(--sbc-muted); border-radius: 999px; padding: .32rem .8rem;
  font-size: .82rem; font-weight: 600; cursor: pointer; transition: all .15s;
}
.sbc-chip:hover { color: var(--sbc-text); border-color: var(--sbc-faint); }
.sbc-chip.active { background: var(--sbc-accent); border-color: var(--sbc-accent); color: #04101f; }
.sbc-tile-col.filtered, .sbc-catalog-section.filtered { display: none !important; }
#catalog-empty {
  display: none; text-align: center; color: var(--sbc-muted);
  padding: 3rem 1rem; font-size: 1.02rem;
}

/* ---- Per-chart watermark (lower-right of each chart card) ---- */
.sbc-card { position: relative; }
.sbc-watermark {
  position: absolute; right: 14px; bottom: 10px; z-index: 4;
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 11px; font-weight: 700; letter-spacing: .01em;
  color: var(--sbc-muted); text-decoration: none; opacity: .5;
  padding: 2px 7px 2px 4px; border-radius: 999px;
  background: color-mix(in srgb, var(--sbc-panel) 70%, transparent);
  transition: opacity .15s, color .15s;
  pointer-events: auto;
}
.sbc-watermark img { display: block; border-radius: 4px; }
.sbc-watermark:hover { opacity: 1; color: var(--sbc-text); }
@media (max-width: 575.98px) { .sbc-watermark span, .sbc-watermark { font-size: 10px; } }

/* ---- Embed button + popover ---- */
.sbc-actions { display: flex; gap: .6rem; flex-wrap: wrap; }
.sbc-embed-btn {
  display: inline-flex; align-items: center; gap: .45rem;
  background: var(--sbc-panel); color: var(--sbc-text);
  border: 1px solid var(--sbc-border); border-radius: 999px;
  padding: .45rem .95rem; font-size: .86rem; font-weight: 600; cursor: pointer;
  transition: border-color .15s, background .15s;
}
.sbc-embed-btn:hover { border-color: var(--sbc-accent); background: var(--sbc-panel-2); }
.sbc-embed-btn svg { color: var(--sbc-accent); }
.sbc-embed-pop {
  position: fixed; inset: 0; z-index: 1060;
  background: rgba(5,9,18,.66); backdrop-filter: blur(3px);
  display: flex; align-items: center; justify-content: center; padding: 1.2rem;
}
.sbc-embed-pop[hidden] { display: none; }
.sbc-embed-card {
  width: 100%; max-width: 540px;
  background: linear-gradient(180deg, var(--sbc-panel), var(--sbc-bg-soft));
  border: 1px solid var(--sbc-border); border-radius: var(--sbc-radius);
  box-shadow: var(--sbc-shadow); padding: 1.25rem 1.35rem;
}
.sbc-embed-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: .5rem; }
.sbc-embed-top strong { font-size: 1.05rem; font-weight: 700; }
.sbc-embed-x { background: none; border: 0; color: var(--sbc-muted); font-size: 1.5rem; line-height: 1; cursor: pointer; padding: 0 .2rem; }
.sbc-embed-x:hover { color: var(--sbc-text); }
.sbc-embed-card p { color: var(--sbc-muted); font-size: .88rem; margin: 0 0 .7rem; }
.sbc-embed-card textarea {
  width: 100%; resize: vertical; font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: .8rem; color: var(--sbc-text); background: var(--sbc-bg); line-height: 1.5;
  border: 1px solid var(--sbc-border); border-radius: var(--sbc-radius-sm); padding: .6rem .7rem;
}
.sbc-embed-card textarea:focus { outline: none; border-color: var(--sbc-accent); }
.sbc-embed-copy {
  margin-top: .8rem; width: 100%; cursor: pointer;
  background: linear-gradient(135deg, var(--sbc-accent), var(--sbc-accent-2));
  color: #04101f; border: 0; border-radius: 999px; padding: .6rem 1rem; font-weight: 700; font-size: .9rem;
}
.sbc-embed-copy:hover { filter: brightness(1.05); }

/* account-gated embed modal: loading / sign-in / authenticated views */
.sbc-embed-view[hidden] { display: none; }
.sbc-embed-muted { color: var(--sbc-muted); font-size: .82rem; margin: .6rem 0 0; }
.sbc-embed-muted a { color: var(--sbc-accent); }
.sbc-embed-form { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .3rem; }
.sbc-embed-email {
  flex: 1 1 200px; min-width: 0;
  background: var(--sbc-bg); color: var(--sbc-text);
  border: 1px solid var(--sbc-border); border-radius: var(--sbc-radius-sm);
  padding: .55rem .7rem; font-size: .9rem;
}
.sbc-embed-email:focus { outline: none; border-color: var(--sbc-accent); }
.sbc-embed-send {
  cursor: pointer; white-space: nowrap;
  background: linear-gradient(135deg, var(--sbc-accent), var(--sbc-accent-2));
  color: #04101f; border: 0; border-radius: 999px; padding: .55rem 1.1rem; font-weight: 700; font-size: .9rem;
}
.sbc-embed-send:hover { filter: brightness(1.05); }
.sbc-embed-send:disabled { opacity: .7; cursor: default; }
.sbc-embed-formmsg { color: var(--sbc-text); font-size: .85rem; margin-top: .6rem; }
.sbc-embed-formmsg[hidden] { display: none; }
.sbc-embed-usage { font-weight: 600; color: var(--sbc-text) !important; }

/* ---- Embed mode (?embed=1): clean, chrome-free for iframes ---- */
.sbc-embed-mode .sbc-nav,
.sbc-embed-mode #sbc-footer,
.sbc-embed-mode .sbc-back,
.sbc-embed-mode .sbc-actions { display: none !important; }
.sbc-embed-mode header.container { padding-top: 1.5rem !important; }
.sbc-embed-mode body { background: var(--sbc-bg); }

/* embed custom dropdown (rounded menu + rounded options) + single-chart embed mode */
.sbc-dd { position: relative; margin-bottom: .7rem; }
.sbc-dd-trigger {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: .5rem;
  padding: .55rem .8rem; cursor: pointer; text-align: left;
  background: var(--sbc-bg); color: var(--sbc-text);
  border: 1px solid var(--sbc-border); border-radius: var(--sbc-radius-sm);
  font-size: .9rem; font-weight: 600;
}
.sbc-dd-trigger:hover { border-color: var(--sbc-faint); }
.sbc-dd-trigger[aria-expanded="true"] { border-color: var(--sbc-accent); }
.sbc-dd-caret { color: var(--sbc-muted); flex: none; transition: transform .18s var(--sbc-ease); }
.sbc-dd-trigger[aria-expanded="true"] .sbc-dd-caret { transform: rotate(180deg); }
.sbc-dd-menu {
  position: absolute; left: 0; right: 0; top: calc(100% + 6px); z-index: 5;
  background: var(--sbc-panel-2); border: 1px solid var(--sbc-border);
  border-radius: var(--sbc-radius-sm); box-shadow: var(--sbc-shadow);
  padding: 5px; max-height: 280px; overflow: auto;
}
.sbc-dd-menu[hidden] { display: none; }
.sbc-dd-opt {
  display: block; width: 100%; text-align: left; cursor: pointer;
  padding: .5rem .7rem; border: 0; border-radius: 8px; background: transparent;
  color: var(--sbc-text); font-size: .88rem; font-weight: 600;
}
.sbc-dd-opt:hover { background: rgba(120,140,180,.16); }
.sbc-dd-opt.is-sel { background: var(--sbc-accent); color: #04101f; }
.sbc-embed-single #kpis,
.sbc-embed-single header .reveal { display: none !important; }
.sbc-embed-single header.container { padding-top: .75rem !important; padding-bottom: 0 !important; }
.sbc-embed-single .sbc-card { margin-top: 0 !important; }

/* ---- Footer legal links ---- */
.sbc-foot-links { display: flex; flex-wrap: wrap; justify-content: center; gap: .15rem 1rem; margin-bottom: .5rem; }
.sbc-foot-links a { color: var(--sbc-muted); font-size: .82rem; text-decoration: none; }
.sbc-foot-links a:hover { color: var(--sbc-text); text-decoration: underline; }

/* ---- Cookie consent banner + modal ---- */
.sbc-ck-banner {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 1080;
  background: rgba(13,20,38,.97); backdrop-filter: blur(10px);
  border-top: 1px solid var(--sbc-border); box-shadow: 0 -12px 40px -16px rgba(0,0,0,.7);
}
.sbc-ck-inner {
  max-width: 1140px; margin: 0 auto; padding: .9rem 1.1rem;
  display: flex; align-items: center; gap: 1rem 1.4rem; flex-wrap: wrap; justify-content: space-between;
}
.sbc-ck-text { flex: 1 1 360px; min-width: 280px; }
.sbc-ck-text strong { display: block; font-size: .95rem; margin-bottom: .15rem; }
.sbc-ck-text p { color: var(--sbc-muted); font-size: .85rem; margin: 0; line-height: 1.45; }
.sbc-ck-text a, .sbc-ck-card a { color: var(--sbc-accent); }
.sbc-ck-actions { display: flex; gap: .5rem; flex-wrap: wrap; align-items: center; }
.sbc-ck-btn {
  cursor: pointer; border-radius: 999px; padding: .5rem 1rem; font-size: .85rem; font-weight: 700;
  border: 1px solid var(--sbc-border); background: var(--sbc-panel); color: var(--sbc-text); transition: all .15s;
}
.sbc-ck-btn.ghost:hover { border-color: var(--sbc-faint); }
.sbc-ck-btn.primary {
  border: 0; color: #04101f; background: linear-gradient(135deg, var(--sbc-accent), var(--sbc-accent-2));
}
.sbc-ck-btn.primary:hover { filter: brightness(1.05); }
.sbc-ck-modal {
  position: fixed; inset: 0; z-index: 1090; display: flex; align-items: center; justify-content: center; padding: 1.2rem;
  background: rgba(5,9,18,.66); backdrop-filter: blur(3px);
}
.sbc-ck-modal[hidden] { display: none; }
.sbc-ck-card {
  width: 100%; max-width: 560px; padding: 1.3rem 1.4rem;
  background: linear-gradient(180deg, var(--sbc-panel), var(--sbc-bg-soft));
  border: 1px solid var(--sbc-border); border-radius: var(--sbc-radius); box-shadow: var(--sbc-shadow);
  max-height: 88vh; overflow: auto;
}
.sbc-ck-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: .4rem; }
.sbc-ck-head strong { font-size: 1.1rem; }
.sbc-ck-x { background: none; border: 0; color: var(--sbc-muted); font-size: 1.6rem; line-height: 1; cursor: pointer; }
.sbc-ck-x:hover { color: var(--sbc-text); }
.sbc-ck-card > p { color: var(--sbc-muted); font-size: .88rem; margin: 0 0 .9rem; }
.sbc-ck-row {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem;
  padding: .8rem 0; border-top: 1px solid var(--sbc-border); cursor: pointer;
}
.sbc-ck-row div strong { font-size: .92rem; }
.sbc-ck-row div span { display: block; color: var(--sbc-muted); font-size: .82rem; margin-top: .15rem; line-height: 1.4; }
.sbc-ck-row input { width: 20px; height: 20px; margin-top: .15rem; accent-color: var(--sbc-accent); flex: none; }
.sbc-ck-foot { display: flex; gap: .5rem; flex-wrap: wrap; justify-content: flex-end; margin-top: 1.1rem; }
@media (max-width: 575.98px) { .sbc-ck-actions { width: 100%; } .sbc-ck-actions .sbc-ck-btn { flex: 1 1 auto; } }

/* ---- Legal / content pages ---- */
.sbc-legal { line-height: 1.65; }
.sbc-legal h2 { font-size: 1.12rem; font-weight: 700; margin: 1.5rem 0 .4rem; letter-spacing: -.01em; }
.sbc-legal h2:first-of-type { margin-top: .5rem; }
.sbc-legal p { color: var(--sbc-muted); margin: 0 0 .6rem; }
.sbc-legal ul { color: var(--sbc-muted); margin: 0 0 .8rem; padding-left: 1.2rem; }
.sbc-legal li { margin: .25rem 0; }
.sbc-legal a { color: var(--sbc-accent); }
.sbc-legal strong { color: var(--sbc-text); }

/* ---- SEO guide articles ---- */
.sbc-crumbs { font-size: .8rem; color: var(--sbc-faint); margin-bottom: 1rem; }
.sbc-crumbs a { color: var(--sbc-muted); text-decoration: none; }
.sbc-crumbs a:hover { color: var(--sbc-text); }
.sbc-article h1 { font-weight: 800; letter-spacing: -.025em; font-size: clamp(1.7rem, 4vw, 2.4rem); line-height: 1.12; }
.sbc-article .sbc-lead { color: var(--sbc-text); font-size: 1.1rem; line-height: 1.6; margin: .9rem 0 1.3rem; opacity: .92; }
.sbc-article h2 { font-weight: 700; letter-spacing: -.01em; font-size: 1.35rem; margin: 2rem 0 .6rem; }
.sbc-article p, .sbc-article li { color: var(--sbc-muted); line-height: 1.7; }
.sbc-article p { margin: 0 0 .9rem; }
.sbc-article ul { padding-left: 1.2rem; margin: 0 0 1rem; }
.sbc-article li { margin: .35rem 0; }
.sbc-article strong { color: var(--sbc-text); }
.sbc-article a { color: var(--sbc-accent); }
.sbc-article-chart { margin: 1.4rem 0; }
.sbc-keystats { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: .75rem; margin: 1.2rem 0; }
.sbc-keystat { background: linear-gradient(180deg, var(--sbc-panel), var(--sbc-bg-soft)); border: 1px solid var(--sbc-border); border-radius: var(--sbc-radius-sm); padding: .75rem .9rem; }
.sbc-keystat .v { font-size: 1.35rem; font-weight: 800; letter-spacing: -.02em; }
.sbc-keystat .l { color: var(--sbc-muted); font-size: .78rem; font-weight: 600; margin-top: .15rem; }
.sbc-keystat .s { color: var(--sbc-faint); font-size: .72rem; margin-top: .1rem; }
.sbc-faq { margin-top: 2.2rem; }
.sbc-faq details { border-top: 1px solid var(--sbc-border); padding: .85rem 0; }
.sbc-faq summary { cursor: pointer; font-weight: 700; color: var(--sbc-text); list-style: none; position: relative; padding-right: 1.5rem; }
.sbc-faq summary::-webkit-details-marker { display: none; }
.sbc-faq summary::after { content: "+"; position: absolute; right: .2rem; top: -.1rem; color: var(--sbc-muted); font-size: 1.2rem; }
.sbc-faq details[open] summary::after { content: "\2212"; }
.sbc-faq details p { color: var(--sbc-muted); margin: .6rem 0 0; line-height: 1.65; }
.sbc-cta { margin: 2rem 0 1rem; }
.sbc-cta .sbc-embed-btn { text-decoration: none; }
.sbc-related { margin-top: 1.5rem; border-top: 1px solid var(--sbc-border); padding-top: 1rem; }
.sbc-related h2 { font-size: 1.1rem; }
.sbc-related ul { list-style: none; padding: 0; }
.sbc-related li { margin: .35rem 0; }
.sbc-related a { color: var(--sbc-accent); text-decoration: none; }
.sbc-related a:hover { text-decoration: underline; }

/* ---- Guide cross-link (dashboard -> article) ---- */
.sbc-guide-link {
  display: inline-flex; align-items: center; gap: .4rem;
  color: var(--sbc-accent); text-decoration: none; font-weight: 600; font-size: .92rem;
  border: 1px solid var(--sbc-border); border-radius: 999px; padding: .4rem .9rem;
  background: var(--sbc-panel); transition: border-color .15s, background .15s;
}
.sbc-guide-link:hover { border-color: var(--sbc-accent); background: var(--sbc-panel-2); }

/* ===== Homepage guides directory ===== */
.sbc-guides-home { margin: 2.6rem auto 1rem; }
.sbc-guides-home-head h2 { font-weight: 800; letter-spacing: -.02em; margin: 0 0 .35rem; }
.sbc-guides-home-head p { color: var(--sbc-muted); max-width: 760px; margin: 0 0 1.1rem; }
.sbc-guides-home-head a { color: var(--sbc-accent); text-decoration: none; font-weight: 600; white-space: nowrap; }
.sbc-guides-home-head a:hover { text-decoration: underline; }
.sbc-guides-grid {
  display: grid; gap: .6rem;
  grid-template-columns: repeat(auto-fill, minmax(228px, 1fr));
}
.sbc-guide-card {
  display: flex; align-items: center; gap: .6rem;
  text-decoration: none; color: var(--sbc-text);
  background: var(--sbc-panel); border: 1px solid var(--sbc-border);
  border-radius: var(--sbc-radius-sm); padding: .6rem .75rem;
  transition: border-color .18s var(--sbc-ease), transform .18s var(--sbc-ease), background .18s var(--sbc-ease);
}
.sbc-guide-card:hover { border-color: var(--sbc-accent); transform: translateY(-2px); background: var(--sbc-panel-2); }
.sbc-guide-card-tag {
  flex: none; font-size: .62rem; font-weight: 700; letter-spacing: .05em; text-transform: uppercase;
  color: var(--sbc-accent); background: color-mix(in srgb, var(--sbc-accent) 14%, transparent);
  border-radius: 6px; padding: .18rem .4rem;
}
.sbc-guide-card-title { font-size: .9rem; font-weight: 600; line-height: 1.3; }

/* ===== Back-to-top button ===== */
.sbc-top {
  position: fixed; right: 20px; bottom: 20px; z-index: 60;
  width: 46px; height: 46px; display: grid; place-items: center;
  border-radius: 50%; cursor: pointer;
  color: var(--sbc-bg);
  background: var(--sbc-accent);
  border: none; box-shadow: var(--sbc-shadow);
  opacity: 0; pointer-events: none; transform: translateY(12px);
  transition: opacity .2s var(--sbc-ease), transform .2s var(--sbc-ease), filter .15s var(--sbc-ease);
}
.sbc-top.is-shown { opacity: 1; pointer-events: auto; transform: none; }
.sbc-top:hover { filter: brightness(1.08); transform: translateY(-2px); }
.sbc-top svg { width: 22px; height: 22px; }
@media (max-width: 640px) { .sbc-top { right: 14px; bottom: 14px; width: 42px; height: 42px; } }