/* ==========================================================================
   Lucky Bear Casino — global stylesheet
   Single-file, dependency-free. Dark theme + 6 accent themes.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design tokens
   -------------------------------------------------------------------------- */

:root {
  /* surfaces */
  --bg: #0d0f14;
  --bg-elev: #10141c;
  --surface: #151922;
  --surface-2: #1b2130;
  --surface-3: #222a3b;

  /* text */
  --text: #e8ecf4;
  --text-muted: #9aa4b8;
  --text-dim: #6f7a90;

  /* lines */
  --border: rgba(255, 255, 255, .08);
  --border-strong: rgba(255, 255, 255, .14);

  /* accent — default fallback = ember */
  --accent: #ff7a2f;
  --accent-2: #ffb347;
  --accent-soft: rgba(255, 122, 47, .14);
  --accent-line: rgba(255, 122, 47, .38);
  --accent-contrast: #1a1006;

  /* radii */
  --r-xs: 6px;
  --r-sm: 10px;
  --r-md: 14px;
  --r-lg: 20px;
  --r-xl: 28px;
  --r-pill: 999px;

  /* spacing */
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-5: 22px;
  --sp-6: 28px;
  --sp-7: 40px;
  --sp-8: 56px;
  --sp-9: 72px;

  /* layout */
  --wrap: 1180px;
  --gutter: 24px;
  --header-h: 68px;

  /* effects */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);
  --shadow-md: 0 10px 26px -12px rgba(0, 0, 0, .7);
  --shadow-lg: 0 24px 60px -24px rgba(0, 0, 0, .85);
  --glow: 0 0 0 1px var(--accent-line), 0 12px 30px -14px var(--accent);

  --ease: cubic-bezier(.22, .61, .36, 1);
  --dur: .22s;

  /* system font stack — no webfonts */
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
    Arial, "Noto Sans", "Liberation Sans", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas,
    "Liberation Mono", monospace;

  color-scheme: dark;
}

/* --------------------------------------------------------------------------
   2. Accent themes (class lives on <html> AND <body>)
   -------------------------------------------------------------------------- */

.theme-ember {
  --accent: #ff7a2f;
  --accent-2: #ffb347;
  --accent-soft: rgba(255, 122, 47, .14);
  --accent-line: rgba(255, 122, 47, .40);
  --accent-contrast: #1a1006;
}

.theme-azure {
  --accent: #3b82f6;
  --accent-2: #38bdf8;
  --accent-soft: rgba(59, 130, 246, .15);
  --accent-line: rgba(59, 130, 246, .42);
  --accent-contrast: #06121f;
}

.theme-jade {
  --accent: #22c55e;
  --accent-2: #86efac;
  --accent-soft: rgba(34, 197, 94, .14);
  --accent-line: rgba(34, 197, 94, .40);
  --accent-contrast: #04160b;
}

.theme-violet {
  --accent: #8b5cf6;
  --accent-2: #c4b5fd;
  --accent-soft: rgba(139, 92, 246, .16);
  --accent-line: rgba(139, 92, 246, .44);
  --accent-contrast: #0f0722;
}

.theme-crimson {
  --accent: #ef4444;
  --accent-2: #fca5a5;
  --accent-soft: rgba(239, 68, 68, .15);
  --accent-line: rgba(239, 68, 68, .42);
  --accent-contrast: #1c0505;
}

.theme-gold {
  --accent: #f5c451;
  --accent-2: #fde68a;
  --accent-soft: rgba(245, 196, 81, .15);
  --accent-line: rgba(245, 196, 81, .42);
  --accent-contrast: #1b1204;
}

/* --------------------------------------------------------------------------
   3. Reset / base
   -------------------------------------------------------------------------- */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 20px);
}

body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  background-image:
    radial-gradient(1200px 600px at 12% -8%, var(--accent-soft), transparent 62%),
    radial-gradient(900px 520px at 100% 0%, rgba(255, 255, 255, .035), transparent 58%);
  background-repeat: no-repeat;
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.65;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img,
svg,
video {
  max-width: 100%;
  height: auto;
  display: block;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0 0 .6em;
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -.015em;
  color: var(--text);
  text-wrap: balance;
}

h1 {
  font-size: clamp(1.85rem, 1.2rem + 2.6vw, 3rem);
  letter-spacing: -.03em;
}

h2 {
  font-size: clamp(1.35rem, 1.05rem + 1.2vw, 1.95rem);
}

h3 {
  font-size: clamp(1.12rem, .98rem + .6vw, 1.35rem);
}

h4 {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text-muted);
}

p {
  margin: 0 0 1em;
}

p:last-child,
ul:last-child,
ol:last-child {
  margin-bottom: 0;
}

a {
  color: var(--accent-2);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

a:hover {
  color: var(--accent);
}

ul,
ol {
  padding-left: 1.15em;
}

strong,
b {
  color: #fff;
  font-weight: 700;
}

small {
  font-size: .85em;
}

hr {
  height: 1px;
  border: 0;
  margin: var(--sp-6) 0;
  background: var(--border);
}

::selection {
  background: var(--accent);
  color: var(--accent-contrast);
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: var(--r-xs);
}

/* hidden checkbox drives the mobile nav */
#nav-toggle {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

/* --------------------------------------------------------------------------
   4. Scrollbar
   -------------------------------------------------------------------------- */

* {
  scrollbar-width: thin;
  scrollbar-color: var(--surface-3) transparent;
}

::-webkit-scrollbar {
  width: 12px;
  height: 12px;
}

::-webkit-scrollbar-track {
  background: var(--bg);
}

::-webkit-scrollbar-thumb {
  background: var(--surface-3);
  border: 3px solid var(--bg);
  border-radius: var(--r-pill);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

/* --------------------------------------------------------------------------
   5. Layout primitives
   -------------------------------------------------------------------------- */

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.site-main {
  display: block;
  padding-block: var(--sp-6) var(--sp-8);
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: var(--sp-6);
  align-items: start;
  margin-block: var(--sp-7);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--sp-5);
  margin-block: var(--sp-7);
}

/* --------------------------------------------------------------------------
   6. Header / brand / nav / burger
   -------------------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(13, 15, 20, .78);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
}

.site-header::after {
  content: "";
  position: absolute;
  inset: auto 0 -1px 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-line), transparent);
  opacity: .7;
  pointer-events: none;
}

.header-inner {
  display: flex;
  align-items: center;
  gap: var(--sp-5);
  min-height: var(--header-h);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  color: var(--text);
  font-weight: 800;
  font-size: 1.08rem;
  letter-spacing: -.02em;
  white-space: nowrap;
}

.brand:hover {
  color: var(--text);
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  font-size: 1.15rem;
  line-height: 1;
  border-radius: var(--r-md);
  background: linear-gradient(140deg, var(--accent), var(--accent-2));
  box-shadow: var(--shadow-sm), 0 8px 20px -12px var(--accent);
}

/* brand logo image — wide horizontal lockup on a 128x128 canvas with
   transparent padding, so it is sized by height and never clipped */
.brand-logo {
  display: block;
  height: 40px;
  width: auto;
  max-width: 160px;
  object-fit: contain;
  flex: 0 0 auto;
}

.brand-text {
  background: linear-gradient(92deg, var(--text), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* burger — hidden on desktop */
.burger {
  display: none;
  order: 3;
  margin-left: auto;
  width: 44px;
  height: 44px;
  padding: 12px 10px;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  background: var(--surface);
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.burger:hover {
  border-color: var(--accent-line);
  background: var(--surface-2);
}

.burger span {
  display: block;
  height: 2px;
  margin: 4px 0;
  border-radius: 2px;
  background: var(--text);
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease),
    background var(--dur) var(--ease);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
}

.site-nav a {
  position: relative;
  display: inline-block;
  padding: 8px 12px;
  border-radius: var(--r-sm);
  color: var(--text-muted);
  font-size: .94rem;
  font-weight: 600;
  white-space: nowrap;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--text);
  background: var(--surface-2);
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 3px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--dur) var(--ease);
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
}

.header-cta {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  flex: 0 0 auto;
}

/* --------------------------------------------------------------------------
   7. Buttons
   -------------------------------------------------------------------------- */

.btn {
  --btn-pad-y: 10px;
  --btn-pad-x: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: var(--btn-pad-y) var(--btn-pad-x);
  border: 1px solid transparent;
  border-radius: var(--r-pill);
  font: inherit;
  font-size: .94rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: .01em;
  text-align: center;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
  appearance: none;
  -webkit-appearance: none;
  background: transparent;
  color: var(--text);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease),
    background var(--dur) var(--ease), border-color var(--dur) var(--ease),
    color var(--dur) var(--ease), filter var(--dur) var(--ease);
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  background-image: linear-gradient(135deg, var(--accent), var(--accent-2));
  background-color: var(--accent);
  color: var(--accent-contrast);
  border-color: transparent;
  box-shadow: 0 10px 24px -14px var(--accent);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  color: var(--accent-contrast);
  filter: saturate(115%) brightness(1.06);
  box-shadow: 0 16px 34px -14px var(--accent);
  transform: translateY(-1px);
}

.btn-ghost {
  background: var(--surface);
  border-color: var(--accent-line);
  color: var(--accent-2);
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--text);
  transform: translateY(-1px);
}

.btn-lg {
  --btn-pad-y: 14px;
  --btn-pad-x: 26px;
  font-size: 1.02rem;
}

/* --------------------------------------------------------------------------
   8. Breadcrumbs
   -------------------------------------------------------------------------- */

.crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-block: var(--sp-5) 0;
  font-size: .85rem;
  color: var(--text-dim);
}

.crumbs a {
  color: var(--text-muted);
}

.crumbs a:hover {
  color: var(--accent-2);
}

.crumbs .sep {
  color: var(--text-dim);
  opacity: .7;
}

.crumbs .crumb-current {
  color: var(--text);
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   9. Hero
   -------------------------------------------------------------------------- */

.hero {
  position: relative;
  overflow: hidden;
  margin-block: var(--sp-5) var(--sp-7);
  padding: clamp(28px, 5vw, 56px);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  background:
    radial-gradient(900px 420px at 8% -30%, var(--accent-soft), transparent 60%),
    linear-gradient(150deg, var(--surface-2), var(--surface) 55%, var(--bg-elev));
  box-shadow: var(--shadow-md);
}

.hero::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, var(--accent-line), transparent 42%, var(--accent-line));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: .85;
}

.hero::after {
  content: "";
  position: absolute;
  right: -120px;
  top: -140px;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-soft), transparent 68%);
  pointer-events: none;
}

.hero > * {
  position: relative;
  z-index: 1;
}

.hero h1 {
  max-width: 22ch;
  margin-bottom: .5em;
}

.hero .lead {
  max-width: 62ch;
  margin-bottom: var(--sp-5);
  font-size: clamp(1rem, .96rem + .35vw, 1.14rem);
  color: var(--text-muted);
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--sp-3);
  margin: var(--sp-6) 0 0;
  padding: 0;
  list-style: none;
}

.hero-stats li {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: var(--sp-4);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: rgba(255, 255, 255, .02);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.hero-stats .stat-num {
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -.03em;
  background: linear-gradient(100deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-stats .stat-label {
  font-size: .82rem;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--text-dim);
}

/* --------------------------------------------------------------------------
   10. Content blocks & typography
   -------------------------------------------------------------------------- */

.content {
  min-width: 0;
}

.block {
  margin-block: 0 var(--sp-7);
}

.block:last-child {
  margin-bottom: 0;
}

.block > h2,
.block > h3 {
  position: relative;
  padding-left: 16px;
}

.block > h2::before,
.block > h3::before {
  content: "";
  position: absolute;
  left: 0;
  top: .18em;
  bottom: .18em;
  width: 4px;
  border-radius: var(--r-pill);
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
}

.block p {
  color: var(--text-muted);
}

.block > p:first-of-type {
  font-size: 1.02rem;
}

/* feature list */
.features {
  display: grid;
  gap: 10px;
  margin: var(--sp-4) 0 0;
  padding: 0;
  list-style: none;
}

.features li {
  position: relative;
  padding: 10px 14px 10px 40px;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  background: var(--surface);
  color: var(--text-muted);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.features li::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 1.05em;
  width: 8px;
  height: 8px;
  border-radius: 3px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  transform: rotate(45deg);
}

.features li:hover {
  border-color: var(--accent-line);
  transform: translateX(2px);
}

/* generic link lists */
.links {
  columns: 3 220px;
  column-gap: var(--sp-5);
  margin: var(--sp-4) 0 0;
  padding: 0;
  list-style: none;
}

.links li {
  position: relative;
  padding: 4px 0 4px 16px;
  break-inside: avoid;
}

.links li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .95em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  opacity: .75;
}

.links a {
  color: var(--text-muted);
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.links a:hover {
  color: var(--accent-2);
  border-bottom-color: var(--accent-line);
}

/* note */
.note {
  position: relative;
  margin-block: var(--sp-5);
  padding: var(--sp-4) var(--sp-5) var(--sp-4) var(--sp-6);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--r-md);
  background: linear-gradient(90deg, var(--accent-soft), rgba(255, 255, 255, .015));
  color: var(--text-muted);
  font-size: .94rem;
}

/* tags */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-block: var(--sp-5);
}

.tag,
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: var(--r-pill);
  font-size: .78rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: .02em;
  white-space: nowrap;
}

.tag {
  padding: 7px 13px;
  border: 1px solid var(--border-strong);
  background: var(--surface-2);
  color: var(--text-muted);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease),
    background var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.tag:hover {
  color: var(--accent-contrast);
  background-image: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-color: transparent;
  transform: translateY(-1px);
}

.badge {
  padding: 5px 10px;
  border: 1px solid var(--accent-line);
  background: var(--accent-soft);
  color: var(--accent-2);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

/* --------------------------------------------------------------------------
   11. Cards
   -------------------------------------------------------------------------- */

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: var(--sp-4);
  margin-block: var(--sp-5);
}

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: var(--sp-4);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, var(--surface-2), var(--surface));
  color: var(--text);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}

.card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(220px 140px at 50% -20%, var(--accent-soft), transparent 70%);
  opacity: 0;
  transition: opacity var(--dur) var(--ease);
  pointer-events: none;
}

.card:hover,
.card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--accent-line);
  box-shadow: var(--shadow-md), 0 18px 40px -22px var(--accent);
  color: var(--text);
}

.card:hover::after,
.card:focus-visible::after {
  opacity: 1;
}

.card-img {
  position: relative;
  z-index: 1;
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: var(--r-md);
  background: var(--bg-elev);
  border: 1px solid var(--border);
}

.card-title {
  position: relative;
  z-index: 1;
  margin-top: 4px;
  font-weight: 700;
  font-size: .98rem;
  line-height: 1.3;
  letter-spacing: -.01em;
}

.card-meta {
  position: relative;
  z-index: 1;
  font-size: .78rem;
  color: var(--text-dim);
  line-height: 1.35;
}

.card .badge {
  position: absolute;
  z-index: 2;
  top: 10px;
  right: 10px;
  box-shadow: var(--shadow-sm);
}

/* --------------------------------------------------------------------------
   12. Facts table
   -------------------------------------------------------------------------- */

.facts {
  width: 100%;
  margin-block: var(--sp-5);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  border-collapse: separate;
  border-spacing: 0;
  overflow: hidden;
  background: var(--surface);
  font-size: .94rem;
}

.facts tbody tr:nth-child(odd) {
  background: rgba(255, 255, 255, .022);
}

.facts tbody tr + tr th,
.facts tbody tr + tr td {
  border-top: 1px solid var(--border);
}

.facts th,
.facts td {
  padding: 12px 16px;
  text-align: left;
  vertical-align: top;
}

.facts th {
  width: 38%;
  color: var(--text);
  font-weight: 650;
}

.facts td {
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   13. FAQ (details/summary)
   -------------------------------------------------------------------------- */

.faq {
  display: grid;
  gap: 10px;
  margin-block: var(--sp-5);
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: var(--surface);
  overflow: hidden;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.faq-item:hover {
  border-color: var(--border-strong);
}

.faq-item[open] {
  border-color: var(--accent-line);
  background: linear-gradient(180deg, var(--surface-2), var(--surface));
}

.faq-item summary {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 48px 15px 18px;
  font-weight: 650;
  color: var(--text);
  cursor: pointer;
  list-style: none;
  transition: color var(--dur) var(--ease);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "";
  position: absolute;
  right: 18px;
  top: 50%;
  width: 10px;
  height: 10px;
  margin-top: -7px;
  border-right: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(45deg);
  transition: transform var(--dur) var(--ease);
}

.faq-item[open] summary::after {
  transform: rotate(-135deg);
  margin-top: -3px;
}

.faq-item summary:hover {
  color: var(--accent-2);
}

.faq-body {
  padding: 0 18px 16px;
  border-top: 1px solid var(--border);
  padding-top: 14px;
  color: var(--text-muted);
  font-size: .95rem;
}

/* --------------------------------------------------------------------------
   14. Sidebar
   -------------------------------------------------------------------------- */

.sidebar {
  display: grid;
  gap: var(--sp-4);
  position: sticky;
  top: calc(var(--header-h) + 20px);
  align-self: start;
}

.panel {
  padding: var(--sp-5);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, var(--surface-2), var(--surface));
  box-shadow: var(--shadow-sm);
}

.panel-title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 var(--sp-4);
  padding-bottom: var(--sp-3);
  border-bottom: 1px solid var(--border);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -.01em;
  text-transform: none;
  color: var(--text);
}

.panel-title::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 3px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  transform: rotate(45deg);
  flex: 0 0 auto;
}

.panel-list {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.panel-list a {
  display: block;
  padding: 8px 12px;
  border-radius: var(--r-sm);
  color: var(--text-muted);
  font-size: .94rem;
  font-weight: 600;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease),
    padding-left var(--dur) var(--ease);
}

.panel-list a:hover {
  color: var(--text);
  background: var(--accent-soft);
  padding-left: 16px;
}

.panel-cta {
  display: grid;
  gap: var(--sp-3);
  border-color: var(--accent-line);
  background:
    radial-gradient(420px 200px at 20% -20%, var(--accent-soft), transparent 70%),
    linear-gradient(180deg, var(--surface-2), var(--surface));
}

.panel-cta .btn {
  width: 100%;
}

/* --------------------------------------------------------------------------
   15. CTA band
   -------------------------------------------------------------------------- */

.cta-band {
  position: relative;
  overflow: hidden;
  margin-block: var(--sp-8);
  padding: clamp(30px, 5vw, 54px) clamp(22px, 5vw, 56px);
  border: 1px solid var(--accent-line);
  border-radius: var(--r-xl);
  text-align: center;
  background:
    radial-gradient(700px 320px at 50% -30%, rgba(255, 255, 255, .16), transparent 65%),
    linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: var(--shadow-lg), 0 30px 70px -40px var(--accent);
}

.cta-band::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(0, 0, 0, .12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 0, 0, .12) 1px, transparent 1px);
  background-size: 34px 34px;
  opacity: .35;
  pointer-events: none;
  mask-image: radial-gradient(70% 70% at 50% 50%, #000, transparent 75%);
  -webkit-mask-image: radial-gradient(70% 70% at 50% 50%, #000, transparent 75%);
}

.cta-band > * {
  position: relative;
  z-index: 1;
}

.cta-band h2 {
  margin-bottom: var(--sp-5);
  color: var(--accent-contrast);
  font-size: clamp(1.4rem, 1.1rem + 1.4vw, 2.1rem);
  letter-spacing: -.025em;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--sp-3);
}

.cta-band .btn-primary {
  background-image: none;
  background-color: var(--accent-contrast);
  color: var(--accent-2);
  box-shadow: 0 12px 28px -16px rgba(0, 0, 0, .8);
}

.cta-band .btn-primary:hover,
.cta-band .btn-primary:focus-visible {
  color: var(--accent);
  filter: brightness(1.05);
}

.cta-band .btn-ghost {
  background: rgba(0, 0, 0, .18);
  border-color: rgba(0, 0, 0, .35);
  color: var(--accent-contrast);
}

.cta-band .btn-ghost:hover,
.cta-band .btn-ghost:focus-visible {
  background: rgba(0, 0, 0, .3);
  border-color: var(--accent-contrast);
  color: var(--accent-contrast);
}

/* --------------------------------------------------------------------------
   16. Footer
   -------------------------------------------------------------------------- */

.site-footer {
  margin-top: var(--sp-8);
  border-top: 1px solid var(--border);
  background: linear-gradient(180deg, var(--bg-elev), var(--bg));
  color: var(--text-muted);
  font-size: .94rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: var(--sp-6);
  padding-block: var(--sp-7);
}

.footer-col h4 {
  margin-bottom: var(--sp-3);
  color: var(--text);
  font-size: .82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
}

.footer-col ul {
  display: grid;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-col a {
  color: var(--text-muted);
  transition: color var(--dur) var(--ease);
}

.footer-col a:hover {
  color: var(--accent-2);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  padding-block: var(--sp-5);
  border-top: 1px solid var(--border);
  font-size: .84rem;
  color: var(--text-dim);
}

.footer-bottom p {
  margin: 0;
}

/* --------------------------------------------------------------------------
   17. Responsive — tablet
   -------------------------------------------------------------------------- */

@media (max-width: 1080px) {
  .header-inner {
    gap: var(--sp-4);
  }

  .site-nav a {
    padding: 8px 9px;
    font-size: .9rem;
  }
}

@media (max-width: 960px) {
  .layout {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--sp-5);
  }

  .sidebar {
    position: static;
    top: auto;
  }

  .panel-list {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  }

  .links {
    columns: 2 200px;
  }
}

/* --------------------------------------------------------------------------
   18. Responsive — burger nav below 860px
   -------------------------------------------------------------------------- */

@media (max-width: 860px) {
  :root {
    --header-h: 62px;
    --gutter: 18px;
  }

  .header-inner {
    flex-wrap: wrap;
    padding-block: 0;
  }

  .burger {
    display: block;
    order: 3;
    margin-left: auto;
  }

  .brand {
    order: 1;
  }

  .brand-logo {
    height: 32px;
    max-width: 130px;
  }

  /* nav collapses into a dropdown panel under the header */
  .site-nav {
    order: 4;
    flex: 1 0 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    max-height: 0;
    padding: 0;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    border-top: 1px solid transparent;
    transition: max-height .3s var(--ease), opacity .22s var(--ease),
      padding .3s var(--ease), visibility .3s var(--ease);
  }

  .site-nav a {
    display: block;
    padding: 12px 14px;
    border-radius: var(--r-sm);
    font-size: 1rem;
    color: var(--text);
  }

  .site-nav a::after {
    display: none;
  }

  .site-nav a:hover,
  .site-nav a:focus-visible {
    background: var(--accent-soft);
  }

  .header-cta {
    order: 2;
    margin-left: auto;
  }

  .header-cta .btn {
    --btn-pad-y: 9px;
    --btn-pad-x: 14px;
    font-size: .88rem;
  }

  /* open state: checkbox is a previous sibling of <header> */
  #nav-toggle:checked ~ .site-header .site-nav {
    max-height: 70vh;
    padding: 10px 0 14px;
    opacity: 1;
    visibility: visible;
    border-top-color: var(--border);
    overflow-y: auto;
  }

  /* burger → X */
  #nav-toggle:checked ~ .site-header .burger span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }

  #nav-toggle:checked ~ .site-header .burger span:nth-child(2) {
    opacity: 0;
    transform: scaleX(.2);
  }

  #nav-toggle:checked ~ .site-header .burger span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }

  #nav-toggle:checked ~ .site-header .burger {
    border-color: var(--accent-line);
    background: var(--accent-soft);
  }

  #nav-toggle:checked ~ .site-header .burger span {
    background: var(--accent-2);
  }

  .hero {
    border-radius: var(--r-lg);
  }

  .hero-stats {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  }

  .grid-2 {
    grid-template-columns: minmax(0, 1fr);
  }

  .cta-band {
    border-radius: var(--r-lg);
  }
}

@media (max-width: 700px) {
  .hero-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .facts th {
    width: 44%;
  }

  .footer-grid {
    gap: var(--sp-5);
  }
}

/* --------------------------------------------------------------------------
   19. Responsive — mobile
   -------------------------------------------------------------------------- */

@media (max-width: 560px) {
  :root {
    --gutter: 15px;
  }

  body {
    font-size: 15px;
  }

  .brand-mark {
    width: 34px;
    height: 34px;
    font-size: 1rem;
  }

  .brand-logo {
    height: 30px;
    max-width: 120px;
  }

  .header-cta .btn-ghost {
    display: none;
  }

  .hero {
    padding: 24px 20px;
  }

  .hero-cta .btn,
  .cta-actions .btn {
    flex: 1 1 100%;
  }

  .hero-stats {
    grid-template-columns: minmax(0, 1fr);
  }

  .cards {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: var(--sp-3);
  }

  .card {
    padding: 12px;
  }

  .links {
    columns: 1;
  }

  .facts th,
  .facts td {
    padding: 10px 12px;
  }

  .panel {
    padding: var(--sp-4);
  }

  .footer-bottom {
    justify-content: flex-start;
  }
}

/* --------------------------------------------------------------------------
   20. Reduced motion
   -------------------------------------------------------------------------- */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }

  .card:hover,
  .card:focus-visible,
  .btn:hover,
  .btn-primary:hover,
  .btn-ghost:hover {
    transform: none;
  }
}

/* --------------------------------------------------------------------------
   21. Print
   -------------------------------------------------------------------------- */

@media print {
  :root {
    --bg: #fff;
    --surface: #fff;
    --surface-2: #fff;
    --text: #111;
    --text-muted: #333;
    --border: #ccc;
  }

  body {
    background: #fff !important;
    background-image: none !important;
    color: #111;
    font-size: 12pt;
  }

  .site-header,
  .site-nav,
  .burger,
  .header-cta,
  .sidebar,
  .hero-cta,
  .cta-band,
  .hero-stats,
  .tags,
  .crumbs .sep {
    display: none !important;
  }

  .wrap {
    max-width: none;
    padding: 0;
  }

  .hero,
  .card,
  .panel,
  .faq-item,
  .facts,
  .note,
  .block {
    box-shadow: none !important;
    background: #fff !important;
    border-color: #ddd !important;
    color: #111;
  }

  .hero::before,
  .hero::after,
  .card::after,
  .cta-band::after,
  .block > h2::before,
  .block > h3::before {
    display: none !important;
  }

  .hero h1,
  h1,
  h2,
  h3,
  h4,
  strong,
  b {
    color: #000 !important;
  }

  .block p,
  .facts td,
  .faq-body,
  .card-meta {
    color: #333 !important;
  }

  .cards,
  .grid-2,
  .layout {
    display: block;
  }

  .card,
  .faq-item,
  .facts {
    break-inside: avoid;
    page-break-inside: avoid;
    margin-bottom: 10pt;
  }

  a {
    color: #000 !important;
    text-decoration: underline;
  }

  .faq-item[open] summary::after {
    display: none;
  }
}
