/* ============================================
   LegitCasinos.online — Global Stylesheet
   Mobile-first | WCAG AA | White + Lime-Green
   ============================================ */

/* --- Custom Properties --- */
:root {
  /* Brand colours */
  --clr-accent:        #39e75f;   /* lime-green */
  --clr-accent-dark:   #28c94a;   /* darker lime for hover/active */
  --clr-accent-light:  #d4fce0;   /* tinted green for backgrounds */
  --clr-accent-glow:   rgba(57, 231, 95, 0.18);

  /* Neutrals */
  --clr-white:         #ffffff;
  --clr-bg:            #f8faf8;   /* off-white tinted green */
  --clr-surface:       #ffffff;
  --clr-border:        #d6e8d9;
  --clr-muted:         #5a6e5f;   /* WCAG AA on white: 5.6:1 */
  --clr-body:          #1a2e1f;   /* near-black green-tinted: 16:1 */
  --clr-heading:       #0d1f11;
  --clr-dark-bg:       #0d1f11;   /* footer / dark sections */
  --clr-dark-surface:  #152318;

  /* Status */
  --clr-star:          #f5a623;
  --clr-danger:        #d63031;
  --clr-success:       #28c94a;

  /* Typography */
  --font-base: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Spacing scale */
  --sp-xs:   0.25rem;
  --sp-sm:   0.5rem;
  --sp-md:   1rem;
  --sp-lg:   1.5rem;
  --sp-xl:   2rem;
  --sp-2xl:  3rem;
  --sp-3xl:  4.5rem;

  /* Sizing */
  --max-w:       1200px;
  --radius-sm:   6px;
  --radius-md:   12px;
  --radius-lg:   20px;
  --radius-pill: 999px;

  /* Shadows */
  --shadow-sm:  0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md:  0 4px 16px rgba(0,0,0,.10), 0 2px 6px rgba(0,0,0,.07);
  --shadow-lg:  0 10px 40px rgba(0,0,0,.13), 0 4px 12px rgba(0,0,0,.08);
  --shadow-green: 0 4px 20px rgba(57,231,95,.25);

  /* Transitions */
  --ease: cubic-bezier(.4,0,.2,1);
  --dur:  220ms;
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  font-size: 16px;
}

body {
  font-family: var(--font-base);
  color: var(--clr-body);
  background: var(--clr-bg);
  line-height: 1.65;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

img, svg { display: block; max-width: 100%; }

a { color: var(--clr-accent-dark); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible {
  outline: 3px solid var(--clr-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

ul, ol { list-style: none; }

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-base);
  color: var(--clr-heading);
  line-height: 1.2;
  font-weight: 700;
}

h1 { font-size: clamp(1.75rem, 5vw, 2.75rem); }
h2 { font-size: clamp(1.35rem, 3.5vw, 2rem); }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.35rem); }
h4 { font-size: 1.05rem; }

p { max-width: 70ch; }

.text-muted  { color: var(--clr-muted); font-size: .9rem; }
.text-center { text-align: center; }
.text-small  { font-size: .85rem; }

/* --- Layout helpers --- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--sp-md);
}

@media (min-width: 640px)  { .container { padding-inline: var(--sp-xl); } }
@media (min-width: 1024px) { .container { padding-inline: var(--sp-2xl); } }

.section { padding-block: var(--sp-2xl); }
.section--lg { padding-block: var(--sp-3xl); }

.grid-2 { display: grid; gap: var(--sp-lg); }
.grid-3 { display: grid; gap: var(--sp-lg); }
.grid-4 { display: grid; gap: var(--sp-lg); }

@media (min-width: 600px)  { .grid-2 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 768px)  { .grid-3 { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 900px)  { .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1200px) { .grid-4 { grid-template-columns: repeat(4, 1fr); } }

.flex          { display: flex; }
.flex-center   { display: flex; align-items: center; justify-content: center; }
.flex-between  { display: flex; align-items: center; justify-content: space-between; }
.flex-gap      { display: flex; align-items: center; gap: var(--sp-sm); }
.flex-wrap     { flex-wrap: wrap; }
.gap-sm        { gap: var(--sp-sm); }
.gap-md        { gap: var(--sp-md); }
.gap-lg        { gap: var(--sp-lg); }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-sm);
  padding: .65rem 1.4rem;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: .95rem;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background var(--dur) var(--ease),
              color var(--dur) var(--ease),
              border-color var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease),
              transform var(--dur) var(--ease);
  text-decoration: none;
  white-space: nowrap;
}

.btn:hover { transform: translateY(-2px); text-decoration: none; }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--clr-accent);
  color: var(--clr-heading);
}
.btn-primary:hover {
  background: var(--clr-accent-dark);
  box-shadow: var(--shadow-green);
  color: var(--clr-heading);
}

.btn-outline {
  background: transparent;
  border-color: var(--clr-accent);
  color: var(--clr-accent-dark);
}
.btn-outline:hover {
  background: var(--clr-accent);
  color: var(--clr-heading);
}

.btn-dark {
  background: var(--clr-dark-bg);
  color: var(--clr-accent);
  border-color: var(--clr-accent);
}
.btn-dark:hover {
  background: var(--clr-accent);
  color: var(--clr-heading);
  box-shadow: var(--shadow-green);
}

.btn-lg {
  padding: .9rem 2rem;
  font-size: 1.05rem;
}

/* --- Badge --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  padding: .2rem .65rem;
  border-radius: var(--radius-pill);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .02em;
}

.badge-green {
  background: var(--clr-accent-light);
  color: #186b2a;
}

.badge-dark {
  background: var(--clr-dark-bg);
  color: var(--clr-accent);
}

/* --- Card base --- */
.card {
  background: var(--clr-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--clr-border);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: box-shadow var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.card-body { padding: var(--sp-lg); }

/* --- Section headers --- */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--clr-accent-dark);
  margin-bottom: var(--sp-sm);
}

.section-title {
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  margin-bottom: var(--sp-sm);
}

.section-subtitle {
  color: var(--clr-muted);
  font-size: 1.05rem;
  max-width: 62ch;
}

/* --- Stars --- */
.stars { color: var(--clr-star); letter-spacing: .05em; }
.stars i { font-size: .9rem; }

/* --- Divider --- */
.divider {
  border: none;
  border-top: 1px solid var(--clr-border);
  margin-block: var(--sp-xl);
}

.divider--green {
  border-top: 2px solid var(--clr-accent);
  width: 3rem;
  margin-inline: 0;
}

/* --- Pill tag --- */
.tag {
  display: inline-block;
  padding: .2rem .6rem;
  border-radius: var(--radius-pill);
  font-size: .78rem;
  font-weight: 500;
  background: var(--clr-accent-light);
  color: #186b2a;
}

/* --- Back to Top --- */
#back-to-top {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--clr-accent);
  color: var(--clr-heading);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
  z-index: 900;
}
#back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
}
#back-to-top:hover {
  background: var(--clr-accent-dark);
  transform: translateY(-3px);
}

/* --- Accessible skip link --- */
.skip-link {
  position: absolute;
  top: -999px;
  left: 1rem;
  padding: .5rem 1rem;
  background: var(--clr-accent);
  color: var(--clr-heading);
  font-weight: 700;
  border-radius: var(--radius-sm);
  z-index: 9999;
}
.skip-link:focus { top: 1rem; }

/* --- Site header --- */
#header {
  position: sticky;
  top: 0;
  z-index: 800;
}
.site-header {
  background: var(--clr-white);
  border-bottom: 1px solid var(--clr-border);
  box-shadow: var(--shadow-sm);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-md);
  height: 64px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--clr-heading);
  text-decoration: none;
  flex-shrink: 0;
}

.site-logo:hover { text-decoration: none; color: var(--clr-heading); }

.logo-icon {
  width: 36px;
  height: 36px;
  background: var(--clr-accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--clr-heading);
  flex-shrink: 0;
}

.logo-text span { color: var(--clr-accent-dark); }

.site-nav { display: none; }
.site-nav ul { display: flex; gap: var(--sp-xl); }
.site-nav a {
  font-size: .92rem;
  font-weight: 500;
  color: var(--clr-body);
  transition: color var(--dur) var(--ease);
}
.site-nav a:hover { color: var(--clr-accent-dark); text-decoration: none; }
.site-nav a.active { color: var(--clr-accent-dark); font-weight: 700; }

.header-right { display: flex; align-items: center; gap: var(--sp-sm); }

/* Dropdown nav */
.has-dropdown { position: relative; }

.nav-dropdown-toggle {
  display: flex;
  align-items: center;
  gap: .35rem;
  background: none;
  border: 1px solid var(--clr-border);
  border-radius: 999px;
  cursor: pointer;
  font-size: .88rem;
  font-weight: 500;
  color: var(--clr-body);
  padding: .3rem .85rem;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.nav-dropdown-toggle:hover {
  border-color: var(--clr-accent-dark);
  color: var(--clr-accent-dark);
  background: var(--clr-accent-light);
}

.nav-chevron {
  font-size: .7rem;
  transition: transform var(--dur) var(--ease);
}
.nav-dropdown-toggle[aria-expanded="true"] .nav-chevron { transform: rotate(180deg); }

.nav-dropdown {
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  position: absolute;
  top: calc(100% + .75rem);
  right: 0;
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  min-width: 220px;
  padding: .4rem;
  z-index: 900;
  display: flex;
  flex-direction: column;
  gap: .1rem;
  transition: opacity var(--dur) var(--ease), visibility var(--dur) var(--ease);
}
.nav-dropdown.open {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
}
.nav-dropdown a {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .55rem .75rem;
  border-radius: var(--radius-sm);
  font-size: .88rem;
  color: var(--clr-body);
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.nav-dropdown a:hover { background: var(--clr-accent-light); color: var(--clr-heading); text-decoration: none; }
.nav-dropdown i { color: var(--clr-accent-dark); font-size: .85rem; }

/* Mobile nav divider label */
.mobile-nav-divider {
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: #aaa;
  padding: .75rem var(--sp-sm) .25rem;
}

.hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: .4rem;
  border-radius: var(--radius-sm);
  transition: background var(--dur) var(--ease);
}
.hamburger:hover { background: var(--clr-accent-light); }
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--clr-body);
  border-radius: 2px;
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile nav */
.mobile-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--clr-white);
  border-bottom: 1px solid var(--clr-border);
  box-shadow: var(--shadow-md);
  padding: var(--sp-md) var(--sp-lg);
  z-index: 799;
}
.mobile-nav.open { display: block; }
.mobile-nav ul { display: flex; flex-direction: column; gap: var(--sp-sm); }
.mobile-nav a {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  padding: .65rem var(--sp-sm);
  color: var(--clr-body);
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.mobile-nav a:hover { background: var(--clr-accent-light); color: var(--clr-heading); text-decoration: none; }

@media (min-width: 768px) {
  .site-nav { display: block; }
  .hamburger { display: none; }
}

/* --- Site footer --- */
.site-footer {
  background: var(--clr-dark-bg);
  color: #9db8a0;
  font-size: .88rem;
  margin-top: auto;
}

.footer-main {
  padding: var(--sp-3xl) 0 var(--sp-2xl);
  display: grid;
  gap: var(--sp-2xl);
}

@media (min-width: 768px) {
  .footer-main { grid-template-columns: 1.5fr 1fr 1fr 1fr; }
}

.footer-brand .site-logo { color: var(--clr-white); }
.footer-brand p { margin-top: var(--sp-md); line-height: 1.7; font-size: .87rem; }

.footer-col h4 {
  color: var(--clr-white);
  font-size: .85rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: var(--sp-md);
}

.footer-col ul { display: flex; flex-direction: column; gap: .5rem; }
.footer-col a { color: #9db8a0; transition: color var(--dur) var(--ease); }
.footer-col a:hover { color: var(--clr-accent); text-decoration: none; }

.footer-bottom {
  border-top: 1px solid #1e3323;
  padding-block: var(--sp-lg);
}

.footer-bottom-inner {
  display: flex;
  flex-direction: column;
  gap: var(--sp-md);
  align-items: flex-start;
}

@media (min-width: 768px) {
  .footer-bottom-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.rg-logos { display: flex; align-items: center; gap: var(--sp-md); flex-wrap: wrap; }
.rg-badge {
  background: #1e3323;
  border: 1px solid #2e4a33;
  border-radius: var(--radius-sm);
  padding: .35rem .75rem;
  display: flex;
  align-items: center;
  gap: .4rem;
  color: #9db8a0;
  font-size: .8rem;
  font-weight: 600;
}
.rg-badge i { color: var(--clr-accent); }

a.rg-badge {
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
a.rg-badge:hover { border-color: var(--clr-accent); color: var(--clr-white); }

.rg-badge-sub {
  font-size: .72rem;
  opacity: .75;
  font-weight: 400;
  margin-left: .2rem;
}

.footer-licence-badges {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  margin-top: var(--sp-md);
}

.footer-disclaimer {
  padding: var(--sp-xl) 0;
  border-top: 1px solid #1e3323;
  font-size: .8rem;
  color: #6b8870;
  line-height: 1.7;
}

.footer-disclaimer-grid {
  display: grid;
  gap: var(--sp-md);
}

@media (min-width: 768px) {
  .footer-disclaimer-grid { grid-template-columns: repeat(3, 1fr); }
}

.footer-disclaimer-card {
  display: flex;
  gap: .75rem;
  align-items: flex-start;
  background: #111f14;
  border: 1px solid #1e3323;
  border-radius: var(--radius-sm);
  padding: var(--sp-md);
}

.footer-disclaimer-card strong {
  display: block;
  color: #9db8a0;
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: .35rem;
}

.footer-disclaimer-card p {
  margin: 0;
  font-size: .78rem;
  line-height: 1.65;
}

.footer-disclaimer-card a {
  color: var(--clr-accent);
  text-decoration: none;
}

.footer-disclaimer-card a:hover { text-decoration: underline; }

.fdc-icon {
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  background: #1e3323;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-accent);
  font-size: 1rem;
  margin-top: .1rem;
}

/* --- Utility visibility --- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
}

/* --- Animated underline for section labels --- */
.accent-bar {
  display: block;
  width: 3rem;
  height: 3px;
  background: var(--clr-accent);
  border-radius: 2px;
  margin-top: .5rem;
  margin-bottom: var(--sp-lg);
}