/* ==========================================================================
   Bet4win Brasil — independent review guide
   Design: dark editorial "verdict" aesthetic — gold + violet on near-black,
   sampled from the brand's own marketing artwork. Fraunces for editorial
   authority, Inter for long-form legibility, IBM Plex Mono for verified data
   (odds, percentages, steps).
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,400;0,9..144,500;0,9..144,600;0,9..144,700;0,9..144,900;1,9..144,500&family=Inter:wght@400;500;600;700;800&family=IBM+Plex+Mono:wght@500;600&display=swap');

/* ---------------------------------------------------------------------- */
/* Tokens                                                                  */
/* ---------------------------------------------------------------------- */
:root {
  /* Color — sampled from source imagery: near-black void with violet cast,
     bronze-gold primary accent, indigo-violet secondary accent. */
  --void: #0a0812;
  --surface: #130e1f;
  --surface-raised: #1c1530;
  --surface-hover: #241b3d;
  --line: #2a2140;
  --line-bright: #3d3157;

  --gold-100: #f9e3ba;
  --gold-300: #f4c570;
  --gold-500: #e8a94d;
  --gold-600: #c98a35;
  --gold-900: #4a3010;

  --violet-300: #b6a3f2;
  --violet-500: #8b6fe8;
  --violet-600: #6d51cc;
  --violet-900: #241a4d;

  --ink: #f6f2e9;
  --ink-muted: #b9b0c9;
  --ink-faint: #a09ab2;

  --good: #6fcf97;
  --warn: #f2b84b;
  --bad: #ea6f6f;

  /* Gradients */
  --grad-gold: linear-gradient(135deg, var(--gold-300) 0%, var(--gold-600) 100%);
  --grad-violet: linear-gradient(135deg, var(--violet-300) 0%, var(--violet-600) 100%);
  --grad-void: radial-gradient(120% 140% at 15% -10%, rgba(139, 111, 232, 0.20) 0%, rgba(10, 8, 18, 0) 55%),
               radial-gradient(90% 110% at 100% 0%, rgba(232, 169, 77, 0.12) 0%, rgba(10, 8, 18, 0) 50%);

  /* Type */
  --font-display: 'Fraunces', 'Iowan Old Style', 'Georgia', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', 'SFMono-Regular', Menlo, monospace;

  --fs-xs: 0.8125rem;
  --fs-sm: 0.9375rem;
  --fs-base: 1.0625rem;
  --fs-md: 1.25rem;
  --fs-lg: 1.6rem;
  --fs-xl: 2.1rem;
  --fs-2xl: 2.9rem;
  --fs-3xl: 3.8rem;

  --lh-tight: 1.1;
  --lh-snug: 1.35;
  --lh-normal: 1.6;

  /* Layout */
  --container-w: 1220px;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  --section-space: clamp(4rem, 9vw, 7.5rem);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 26px;
  --radius-pill: 999px;

  --shadow-card: 0 20px 50px -20px rgba(0, 0, 0, 0.6);
  --shadow-gold: 0 12px 30px -10px rgba(232, 169, 77, 0.45);
  --shadow-violet: 0 12px 30px -10px rgba(139, 111, 232, 0.4);

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --dur-fast: 160ms;
  --dur-med: 340ms;

  --header-h: 76px;
}

@media (min-width: 900px) {
  :root {
    --fs-2xl: 3.4rem;
    --fs-3xl: 4.6rem;
  }
}

/* ---------------------------------------------------------------------- */
/* Reset                                                                   */
/* ---------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 18px);
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}
body {
  margin: 0;
  background: var(--void);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: var(--lh-normal);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
ul, ol { padding: 0; margin: 0; list-style: none; }
h1, h2, h3, h4, p, figure { margin: 0; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

:focus-visible {
  outline: 2px solid var(--gold-300);
  outline-offset: 3px;
  border-radius: 4px;
}

.container {
  width: 100%;
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 200;
  background: var(--gold-300);
  color: var(--void);
  font-weight: 700;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  transition: top var(--dur-fast) var(--ease-out);
}
.skip-link:focus { top: 1rem; }

/* ---------------------------------------------------------------------- */
/* Typography primitives                                                   */
/* ---------------------------------------------------------------------- */
h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: var(--lh-tight);
  color: var(--ink);
  letter-spacing: -0.01em;
}
h1 { font-size: var(--fs-3xl); font-weight: 700; }
h2 { font-size: var(--fs-2xl); }
h3 { font-size: var(--fs-md); font-weight: 600; }

.section p + p { margin-top: 1.1em; }
.section em { color: var(--gold-300); font-style: normal; }
.section strong { color: var(--ink); font-weight: 700; }

.text-link {
  color: var(--gold-300);
  font-weight: 600;
  border-bottom: 1px solid rgba(244, 197, 112, 0.35);
  padding-bottom: 2px;
  transition: border-color var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.text-link:hover { border-color: var(--gold-300); color: var(--gold-100); }

/* ---------------------------------------------------------------------- */
/* Buttons                                                                  */
/* ---------------------------------------------------------------------- */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.7rem;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: var(--fs-sm);
  letter-spacing: 0.01em;
  white-space: nowrap;
  transition: transform var(--dur-fast) var(--ease-out),
              box-shadow var(--dur-fast) var(--ease-out),
              background var(--dur-fast) var(--ease-out),
              border-color var(--dur-fast) var(--ease-out);
}
.button:active { transform: translateY(1px) scale(0.99); }

.button--primary {
  background: var(--grad-gold);
  color: #241505;
  box-shadow: var(--shadow-gold);
}
.button--primary:hover {
  box-shadow: 0 16px 36px -10px rgba(232, 169, 77, 0.6);
  transform: translateY(-2px);
}

.button--secondary {
  background: rgba(246, 242, 233, 0.06);
  color: var(--ink);
  border: 1px solid var(--line-bright);
}
.button--secondary:hover {
  background: rgba(246, 242, 233, 0.12);
  border-color: var(--gold-300);
  transform: translateY(-2px);
}

.button-block { width: 100%; }

/* ---------------------------------------------------------------------- */
/* Header                                                                   */
/* ---------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(10, 8, 18, 0.72);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-bottom: 1px solid var(--line);
  transition: background var(--dur-med) var(--ease-out), border-color var(--dur-med) var(--ease-out);
}
.site-header.is-scrolled {
  background: rgba(10, 8, 18, 0.92);
  border-bottom-color: var(--line-bright);
}

/* While the mobile off-canvas nav is open, the header must not stay a
   translucent/blurred ancestor: backdrop-filter turns it into a containing
   block for fixed descendants and visibly ghosts hero content through the
   panel body in Chromium. Force it fully opaque and flat instead. */
.site-header.nav-is-open {
  background: var(--void);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: -0.02em;
  color: var(--ink);
  flex-shrink: 0;
}
.logo span { color: var(--gold-300); }

.main-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex: 1;
  justify-content: flex-end;
}

.main-nav__list {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}
.main-nav__list a {
  position: relative;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--ink-muted);
  padding-block: 0.4rem;
  transition: color var(--dur-fast) var(--ease-out);
}
.main-nav__list a::after {
  content: '';
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -2px;
  height: 2px;
  background: var(--grad-gold);
  border-radius: 2px;
  transition: right var(--dur-med) var(--ease-out);
}
.main-nav__list a:hover { color: var(--ink); }
.main-nav__list a:hover::after,
.main-nav__list a.is-active::after { right: 0; }
.main-nav__list a.is-active { color: var(--gold-300); }

.main-nav__cta { display: none; }

.header__cta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}
.header__cta .button--secondary,
.header__cta .button--primary {
  padding: 0.7rem 1.3rem;
  font-size: var(--fs-xs);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line-bright);
  flex-shrink: 0;
}
.nav-toggle__bars {
  position: relative;
  width: 18px;
  height: 13px;
  display: block;
}
.nav-toggle__bars span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform var(--dur-med) var(--ease-out), opacity var(--dur-fast) var(--ease-out), top var(--dur-med) var(--ease-out);
}
.nav-toggle__bars span:nth-child(1) { top: 0; }
.nav-toggle__bars span:nth-child(2) { top: 5.5px; }
.nav-toggle__bars span:nth-child(3) { top: 11px; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(1) {
  top: 5.5px; transform: rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(3) {
  top: 5.5px; transform: rotate(-45deg);
}

@media (max-width: 899px) {
  .header__cta .button--secondary,
  .header__cta .button--primary { display: none; }
  .nav-toggle { display: inline-flex; }

  .main-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 99;
    background: var(--void);
    background-image: var(--grad-void);
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    padding: 2rem var(--gutter) 2.5rem;
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    clip-path: inset(0 0 0 100%);
    transition: clip-path var(--dur-med) var(--ease-out), opacity var(--dur-med) var(--ease-out), visibility 0s linear var(--dur-med);
  }
  .main-nav.is-open {
    opacity: 1;
    visibility: visible;
    clip-path: inset(0 0 0 0);
    transition: clip-path var(--dur-med) var(--ease-out), opacity var(--dur-med) var(--ease-out), visibility 0s;
  }
  .main-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
  }
  .main-nav__list a {
    display: block;
    padding: 1rem 0.25rem;
    font-size: var(--fs-md);
    border-bottom: 1px solid var(--line);
  }
  .main-nav__list a::after { display: none; }
  .main-nav__cta {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 1.75rem;
  }
}

/* ---------------------------------------------------------------------- */
/* Hero + Verdict card (signature element)                                 */
/* ---------------------------------------------------------------------- */
.hero {
  position: relative;
  padding-block: clamp(2.5rem, 6vw, 4.5rem) var(--section-space);
  background-image: var(--grad-void);
  overflow: clip;
}
.hero::before {
  content: '';
  position: absolute;
  top: -10%;
  right: -10%;
  width: 55%;
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(139, 111, 232, 0.16) 0%, rgba(139, 111, 232, 0) 70%);
  pointer-events: none;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2.5rem, 5vw, 4rem);
  align-items: center;
  position: relative;
}

.section-heading__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold-300);
  margin-bottom: 1.1rem;
}
.section-heading__eyebrow::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold-300);
  box-shadow: 0 0 0 4px rgba(232, 169, 77, 0.2);
}

.hero__content h1 {
  margin-bottom: 1.4rem;
  max-width: 14ch;
}
.hero__content > p {
  color: var(--ink-muted);
  font-size: var(--fs-base);
  max-width: 56ch;
}
.hero__content > p + p { margin-top: 1em; }

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.5rem;
  margin-top: 2.2rem;
}

.hero__media {
  position: relative;
}
.hero__media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--line-bright);
}

/* Verdict card: the signature element. Overlaps the hero image on desktop
   to read as an editor's rating stamped onto the review, not part of the
   casino's own marketing art. */
.verdict-card {
  position: relative;
  margin-top: -3.5rem;
  margin-inline: 1.25rem;
  z-index: 2;
  background: var(--surface-raised);
  border: 1px solid var(--line-bright);
  border-radius: var(--radius-md);
  padding: 1.5rem 1.5rem 1.65rem;
  box-shadow: var(--shadow-card);
}

.verdict-card__head {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  padding-bottom: 1.25rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--line);
}

.verdict-card__score {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 2.6rem;
  line-height: 1;
  background: var(--grad-gold);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  flex-shrink: 0;
}
.verdict-card__score small {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 500;
  -webkit-text-fill-color: var(--ink-faint);
  color: var(--ink-faint);
}

.verdict-card__label {
  font-weight: 700;
  font-size: var(--fs-sm);
  color: var(--ink);
}
.verdict-card__sub {
  font-size: var(--fs-xs);
  color: var(--ink-faint);
  margin-top: 0.2rem;
}

.verdict-card__metrics {
  display: grid;
  gap: 0.9rem;
}
.metric {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 0.25rem 0.75rem;
}
.metric__label {
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--ink-muted);
}
.metric__value {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--gold-300);
}
.metric__track {
  grid-column: 1 / -1;
  height: 6px;
  border-radius: var(--radius-pill);
  background: var(--surface);
  overflow: hidden;
}
.metric__fill {
  display: block;
  height: 100%;
  border-radius: var(--radius-pill);
  background: var(--grad-gold);
  width: 0%;
  transition: width 1.1s var(--ease-out);
}
.metric:nth-child(3) .metric__fill,
.metric:nth-child(4) .metric__fill {
  background: var(--grad-violet);
}
.metric:nth-child(3) .metric__value,
.metric:nth-child(4) .metric__value {
  color: var(--violet-300);
}
.verdict-card.is-visible .metric__fill { width: var(--fill); }

@media (min-width: 900px) {
  .hero__grid {
    grid-template-columns: 1.05fr 0.95fr;
  }
  .verdict-card {
    position: absolute;
    left: -2.5rem;
    bottom: -2.25rem;
    width: 300px;
    margin: 0;
  }
}

/* ---------------------------------------------------------------------- */
/* Sticky progress rail (desktop only) — orientation for an 11-section page */
/* ---------------------------------------------------------------------- */
.progress-rail {
  display: none;
}
@media (min-width: 1150px) {
  .progress-rail {
    display: block;
    position: fixed;
    top: 50%;
    right: 1.5rem;
    transform: translateY(-50%);
    z-index: 60;
    background: rgba(19, 14, 31, 0.85);
    backdrop-filter: blur(10px);
    border: 1px solid var(--line-bright);
    border-radius: var(--radius-pill);
    padding: 0.9rem 0.5rem;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--dur-med) var(--ease-out), visibility 0s linear var(--dur-med);
  }
  .progress-rail.is-visible {
    opacity: 1;
    visibility: visible;
    transition: opacity var(--dur-med) var(--ease-out);
  }
  .progress-rail__list {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
  }
  .progress-rail__list a {
    position: relative;
    display: block;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--line-bright);
    transition: background var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
  }
  .progress-rail__list a:hover { transform: scale(1.3); }
  .progress-rail__list a.is-active {
    background: var(--gold-300);
    transform: scale(1.3);
  }
  .progress-rail__list a .rail-tooltip {
    position: absolute;
    right: 150%;
    top: 50%;
    transform: translateY(-50%);
    background: var(--surface-raised);
    border: 1px solid var(--line-bright);
    color: var(--ink);
    font-size: var(--fs-xs);
    font-weight: 600;
    padding: 0.4rem 0.75rem;
    border-radius: var(--radius-sm);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--dur-fast) var(--ease-out);
  }
  .progress-rail__list a:hover .rail-tooltip { opacity: 1; }
}

/* ---------------------------------------------------------------------- */
/* Sections (shared)                                                        */
/* ---------------------------------------------------------------------- */
.section {
  padding-block: var(--section-space);
  border-top: 1px solid var(--line);
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.section.is-visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .section { opacity: 1; transform: none; transition: none; }
}

.section-heading { margin-bottom: 2.25rem; }
.section-heading__intro {
  color: var(--ink-muted);
  font-size: var(--fs-base);
  margin-top: 0.9rem;
}

.section--full-text .container > p { color: var(--ink-muted); }
.section--full-text .container > p + p { margin-top: 1.2em; }

/* Content split (image floated in the article text, editorial-style) */
.content-split__copy {
  display: flow-root;
}
.content-split__copy p { color: var(--ink-muted); }
.content-split__copy h2 { margin-bottom: 1.1rem; }
.content-split__copy > p:first-of-type { margin-top: 0; }

.content-split__media {
  display: block;
  width: 100%;
  max-width: 320px;
  margin: 0 0 1.5rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line-bright);
  box-shadow: var(--shadow-card);
  position: relative;
}
.content-split__media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 8, 18, 0) 55%, rgba(10, 8, 18, 0.55) 100%);
  pointer-events: none;
}
.content-split__media img {
  display: block;
  width: 100%;
  height: auto;
}

.content-section__extra {
  clear: both;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px dashed var(--line-bright);
  display: grid;
  gap: 1em;
  color: var(--ink-muted);
}
.content-section__extra strong { color: var(--ink); }

ul.content-section__extra { gap: 0.9rem; }
ul.content-section__extra li {
  position: relative;
  padding-left: 1.6rem;
}
ul.content-section__extra li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--grad-violet);
}

@media (min-width: 640px) {
  .content-split__media {
    float: left;
    max-width: 340px;
    margin: 0.4rem 2.25rem 1.25rem 0;
  }
  .content-section--reverse .content-split__media {
    float: right;
    margin: 0.4rem 0 1.25rem 2.25rem;
  }
  /* steps lists sit below the floated image regardless of text length */
  .content-split__copy .steps { clear: both; }
}

/* Bonus calculator (interactive: live deposit → bonus/rollover simulation) */
.bonus-calc {
  clear: both;
  margin-top: 2.5rem;
  padding: 1.75rem;
  background: var(--surface-raised);
  border: 1px solid var(--line-bright);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}
.bonus-calc__eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--violet-300);
  margin: 0 0 0.5rem;
}
.bonus-calc__intro h3 {
  font-size: var(--fs-lg);
  margin-bottom: 0.6rem;
}
.bonus-calc__intro > p:last-child {
  color: var(--ink-muted);
  max-width: 62ch;
  margin: 0;
}

.bonus-calc__panel {
  margin-top: 1.75rem;
  display: grid;
  gap: 1.75rem;
}
@media (min-width: 720px) {
  .bonus-calc__panel {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

.bonus-calc__field label {
  display: block;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 0.75rem;
}
.bonus-calc__amount {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--surface);
  border: 1px solid var(--line-bright);
  border-radius: var(--radius-sm);
  padding: 0.6rem 0.9rem;
  margin-bottom: 1rem;
  transition: border-color var(--dur-fast) var(--ease-out);
}
.bonus-calc__amount:focus-within {
  border-color: var(--gold-300);
}
.bonus-calc__amount span {
  font-family: var(--font-mono);
  color: var(--ink-faint);
  font-size: var(--fs-sm);
}
.bonus-calc__amount input[type="number"] {
  flex: 1;
  min-width: 0;
  background: none;
  border: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-md);
  font-weight: 600;
  color: var(--ink);
}
.bonus-calc__amount input[type="number"]:focus { outline: none; }
.bonus-calc__amount input[type="number"]::-webkit-outer-spin-button,
.bonus-calc__amount input[type="number"]::-webkit-inner-spin-button {
  opacity: 0.5;
}

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--gold-500) 0%, var(--gold-500) var(--range-progress, 5%), var(--surface) var(--range-progress, 5%), var(--surface) 100%);
  cursor: pointer;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--grad-gold);
  border: 2px solid var(--void);
  box-shadow: var(--shadow-gold);
  cursor: pointer;
  transition: transform var(--dur-fast) var(--ease-out);
}
input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.12); }
input[type="range"]::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--grad-gold);
  border: 2px solid var(--void);
  box-shadow: var(--shadow-gold);
  cursor: pointer;
}
input[type="range"]::-moz-range-track {
  height: 6px;
  border-radius: var(--radius-pill);
  background: var(--surface);
}
input[type="range"]:focus-visible {
  outline: 2px solid var(--gold-300);
  outline-offset: 4px;
}

.bonus-calc__range-labels {
  display: flex;
  justify-content: space-between;
  margin-top: 0.5rem;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--ink-faint);
}

.bonus-calc__results {
  display: grid;
  gap: 0.75rem;
  align-content: start;
}
.bonus-calc__result {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}
.bonus-calc__result-label {
  font-size: var(--fs-sm);
  color: var(--ink-muted);
}
.bonus-calc__result-value {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: var(--fs-sm);
  color: var(--ink);
  white-space: nowrap;
}
.bonus-calc__result--total {
  border-color: rgba(232, 169, 77, 0.4);
  background: rgba(232, 169, 77, 0.08);
}
.bonus-calc__result--total .bonus-calc__result-label { color: var(--ink); font-weight: 600; }
.bonus-calc__result--total .bonus-calc__result-value {
  font-size: var(--fs-md);
  background: var(--grad-gold);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.bonus-calc__result--rollover .bonus-calc__result-value { color: var(--violet-300); }

.bonus-calc__disclaimer {
  margin-top: 1.5rem;
  font-size: var(--fs-xs);
  color: var(--ink-faint);
  max-width: 72ch;
}

/* Steps (real sequences: registration, login, deposit, betting) */
.steps {
  display: grid;
  gap: 0.85rem;
  margin-top: 1.6rem;
  counter-reset: step;
}
.steps li {
  counter-increment: step;
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.2rem 1rem;
  padding: 1rem 1.15rem 1rem 1rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  transition: border-color var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}
.steps li:hover {
  border-color: var(--line-bright);
  background: var(--surface-raised);
  transform: translateX(4px);
}
.steps li::before {
  content: counter(step, decimal-leading-zero);
  grid-row: 1 / 3;
  align-self: start;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: var(--fs-sm);
  color: var(--gold-300);
  background: rgba(232, 169, 77, 0.12);
  border: 1px solid rgba(232, 169, 77, 0.3);
  border-radius: 8px;
  width: 2.1rem;
  height: 2.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.steps li strong {
  font-weight: 700;
  font-size: var(--fs-sm);
  color: var(--ink);
  align-self: end;
}
.steps li span {
  color: var(--ink-faint);
  font-size: var(--fs-sm);
  line-height: var(--lh-snug);
}

/* Callouts — security / responsible-gaming warnings need to read as
   distinct "pay attention" moments, not just another paragraph. */
#bet4win-login .content-section__extra p:last-child,
#bet4win-security .content-section__extra p:last-child,
#bet4win-mobile .content-section__extra p:last-child,
#bet4win-payments .content-section__extra p:nth-child(2),
#bet4win-support .content-section__extra p:first-child,
#bet4win-responsible-gaming .content-section__extra p:first-child {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line-bright);
  border-left: 3px solid var(--violet-500);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 1.1rem 1.3rem;
  color: var(--ink-muted);
}

/* ---------------------------------------------------------------------- */
/* FAQ accordion                                                            */
/* ---------------------------------------------------------------------- */
.faq-list {
  display: grid;
  gap: 0.9rem;
  max-width: 68rem;
}

.faq-item {
  background: var(--surface);
  border: 1px solid var(--line-bright);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--dur-fast) var(--ease-out);
}
.faq-item:has(.faq-item__trigger[aria-expanded="true"]) {
  border-color: rgba(232, 169, 77, 0.4);
}

.faq-item h3 { margin: 0; }

.faq-item__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  text-align: left;
  padding: 1.15rem 1.4rem;
  font-family: var(--font-body);
  font-size: var(--fs-base);
  font-weight: 600;
  color: var(--ink);
  transition: background var(--dur-fast) var(--ease-out);
}
.faq-item__trigger:hover { background: var(--surface-hover); }

.faq-item__icon {
  position: relative;
  flex-shrink: 0;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  border: 1px solid var(--line-bright);
}
.faq-item__icon::before,
.faq-item__icon::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--gold-300);
  transition: transform var(--dur-med) var(--ease-out), opacity var(--dur-med) var(--ease-out);
}
.faq-item__icon::before {
  width: 10px;
  height: 2px;
  transform: translate(-50%, -50%);
}
.faq-item__icon::after {
  width: 2px;
  height: 10px;
  transform: translate(-50%, -50%);
}
.faq-item__trigger[aria-expanded="true"] .faq-item__icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
  opacity: 0;
}

.faq-item__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--dur-med) var(--ease-out);
}
.faq-item__panel > p {
  overflow: hidden;
  min-height: 0;
  padding: 0 1.4rem;
  color: var(--ink-muted);
}
.faq-item:has(.faq-item__trigger[aria-expanded="true"]) .faq-item__panel {
  grid-template-rows: 1fr;
}
.faq-item:has(.faq-item__trigger[aria-expanded="true"]) .faq-item__panel > p {
  padding-bottom: 1.4rem;
}

@media (prefers-reduced-motion: reduce) {
  .faq-item__panel,
  .faq-item__icon::before,
  .faq-item__icon::after {
    transition: none;
  }
}

/* ---------------------------------------------------------------------- */
/* Back-to-top button                                                       */
/* ---------------------------------------------------------------------- */
.back-to-top {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 80;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--grad-gold);
  box-shadow: var(--shadow-gold);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity var(--dur-med) var(--ease-out),
              transform var(--dur-med) var(--ease-out),
              visibility 0s linear var(--dur-med),
              box-shadow var(--dur-fast) var(--ease-out);
}
.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition: opacity var(--dur-med) var(--ease-out),
              transform var(--dur-med) var(--ease-out),
              visibility 0s,
              box-shadow var(--dur-fast) var(--ease-out);
}
.back-to-top:hover {
  box-shadow: 0 16px 36px -10px rgba(232, 169, 77, 0.6);
}
.back-to-top svg {
  width: 18px;
  height: 18px;
  fill: #241505;
}

@media (min-width: 900px) {
  .back-to-top {
    right: 1.5rem;
    bottom: 1.5rem;
    width: 48px;
    height: 48px;
  }
  .back-to-top svg { width: 22px; height: 22px; }
}
@media (min-width: 1150px) {
  .back-to-top { right: 1.75rem; bottom: 1.75rem; }
}
@media (prefers-reduced-motion: reduce) {
  .back-to-top { transition: opacity var(--dur-fast) linear, visibility 0s; }
}

/* ---------------------------------------------------------------------- */
/* Footer                                                                   */
/* ---------------------------------------------------------------------- */
.site-footer {
  background: var(--surface);
  border-top: 1px solid var(--line);
  padding-block: clamp(3rem, 6vw, 4.5rem) 2.5rem;
}

.footer__main {
  display: grid;
  gap: 2.5rem;
  padding-bottom: 2.75rem;
  border-bottom: 1px solid var(--line);
}

.footer__brand .logo { font-size: 1.4rem; }
.footer__desc {
  margin-top: 1rem;
  max-width: 40ch;
  color: var(--ink-faint);
  font-size: var(--fs-sm);
}

.footer__heading {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 1rem;
}
.footer__list { display: grid; gap: 0.7rem; }
.footer__list a {
  font-size: var(--fs-sm);
  color: var(--ink-muted);
  transition: color var(--dur-fast) var(--ease-out);
}
.footer__list a:hover { color: var(--gold-300); }

.footer__responsible {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding-block: 2rem;
  color: var(--ink-muted);
  font-size: var(--fs-sm);
}
.footer__age-badge {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 50%;
  background: var(--grad-violet);
  color: var(--ink);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--fs-sm);
}

.footer__legal {
  color: var(--ink-faint);
  font-size: var(--fs-xs);
  line-height: var(--lh-normal);
  display: grid;
  gap: 0.75rem;
}

@media (min-width: 700px) {
  .footer__main { grid-template-columns: 1.4fr 1fr 1fr; }
}

/* ---------------------------------------------------------------------- */
/* Scroll-reveal utility (JS toggles .is-visible)                          */
/* ---------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}