@import url('https://fonts.googleapis.com/css2?family=Inter:wght@600;700&family=Source+Sans+3:wght@400;600&display=swap');

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

:root{
  --bg-base:#0c1142;
  --bg-card:#1a2070;
  --accent:#4ade80;
  --highlight:#ffd54f;
  --text:#e4e7f5;
  --muted:#7986cb;
  --border:#252d8a;
  --font-heading:'Inter',system-ui,sans-serif;
  --font-body:'Source Sans 3',system-ui,sans-serif;
  --radius:10px;
  --radius-sm:6px;
  --radius-lg:16px;
  --transition:0.25s ease;
}

html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-body);
  font-size:1rem;
  line-height:1.65;
  color:var(--text);
  background:var(--bg-base);
  -webkit-font-smoothing:antialiased;
  padding-bottom:70px;
}
@media(min-width:768px){body{padding-bottom:0}}

::-webkit-scrollbar{width:8px}
::-webkit-scrollbar-track{background:var(--bg-base)}
::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}
::-webkit-scrollbar-thumb:hover{background:var(--muted)}

h1,h2,h3,h4{font-family:var(--font-heading);color:var(--text);line-height:1.2;font-weight:700}
h1{font-size:clamp(1.75rem,5vw,2.75rem);margin-bottom:0.5em}
h2{font-size:clamp(1.35rem,3.5vw,1.85rem);margin-bottom:0.5em}
h3{font-size:clamp(1.1rem,2.5vw,1.35rem);margin-bottom:0.4em}
h4{font-size:1.05rem;margin-bottom:0.3em}
p{margin-bottom:1em;color:var(--text)}
strong{font-weight:600}
a{color:var(--accent);text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--highlight)}

.k7d_container{
  width:100%;
  max-width:1140px;
  margin:0 auto;
  padding:0 16px;
}
@media(min-width:768px){.k7d_container{padding:0 24px}}

/* Buttons */
.k7d_btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-family:var(--font-heading);
  font-weight:600;
  border:none;
  border-radius:var(--radius);
  cursor:pointer;
  transition:all var(--transition);
  text-decoration:none;
  gap:8px;
  line-height:1;
}
.k7d_btn--primary{background:var(--accent);color:var(--bg-base)}
.k7d_btn--primary:hover{background:var(--highlight);color:var(--bg-base);transform:translateY(-2px)}
.k7d_btn--highlight{background:var(--highlight);color:var(--bg-base)}
.k7d_btn--highlight:hover{background:var(--accent);color:var(--bg-base);transform:translateY(-2px)}
.k7d_btn--outline{background:transparent;color:var(--accent);border:2px solid var(--accent)}
.k7d_btn--outline:hover{background:var(--accent);color:var(--bg-base)}
.k7d_btn--ghost{background:transparent;color:var(--muted)}
.k7d_btn--ghost:hover{color:var(--accent)}
.k7d_btn--sm{padding:8px 16px;font-size:0.85rem}
.k7d_btn--md{padding:12px 24px;font-size:0.95rem}
.k7d_btn--lg{padding:16px 32px;font-size:1.05rem}
.k7d_btn--full{width:100%;padding:14px 24px;font-size:1rem}

/* Navigation */
.k7d_nav{
  position:sticky;
  top:0;
  z-index:100;
  background:var(--bg-card);
  border-bottom:1px solid var(--border);
  padding:12px 0;
}
.k7d_nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.k7d_logo{display:flex;align-items:center}
.k7d_logo img{height:36px;width:auto}
.k7d_nav-links{display:none;list-style:none;gap:24px;align-items:center}
.k7d_nav-links a{color:var(--text);font-weight:600;font-size:0.9rem;font-family:var(--font-heading)}
.k7d_nav-links a:hover{color:var(--accent)}
@media(min-width:768px){.k7d_nav-links{display:flex}}
.k7d_nav-toggle{
  display:flex;
  flex-direction:column;
  gap:5px;
  background:none;
  border:none;
  cursor:pointer;
  padding:4px;
}
@media(min-width:768px){.k7d_nav-toggle{display:none}}
.k7d_nav-toggle span{display:block;width:24px;height:2px;background:var(--text);border-radius:2px;transition:var(--transition)}
.k7d_mobile-nav{
  display:none;
  flex-direction:column;
  background:var(--bg-card);
  border-top:1px solid var(--border);
  padding:16px;
  gap:12px;
}
.k7d_mobile-nav.open{display:flex}
.k7d_mobile-nav a{color:var(--text);font-weight:600;font-family:var(--font-heading);padding:8px 0;font-size:1rem}
.k7d_mobile-nav a:hover{color:var(--accent)}

/* Hero — Layout B: Centred */
.k7d_hero{
  padding:48px 0 40px;
  text-align:center;
  background:linear-gradient(180deg,var(--bg-card) 0%,var(--bg-base) 100%);
}
.k7d_hero-sub{
  color:var(--muted);
  font-size:1.05rem;
  margin-bottom:1.5rem;
  max-width:640px;
  margin-left:auto;
  margin-right:auto;
}
.k7d_hero-cta{
  display:flex;
  flex-direction:column;
  gap:12px;
  align-items:center;
  margin-top:24px;
}
@media(min-width:480px){.k7d_hero-cta{flex-direction:row;justify-content:center}}

/* Bonus bar */
.k7d_bonus-bar{
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:20px 24px;
  text-align:center;
  margin:0 auto 40px;
  max-width:700px;
}
.k7d_bonus-bar h3{color:var(--highlight);margin-bottom:4px}
.k7d_bonus-bar p{color:var(--muted);margin-bottom:0;font-size:0.9rem}

/* Trust bar */
.k7d_trust{
  padding:32px 0;
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
  content-visibility:auto;
  contain-intrinsic-size:0 120px;
}
.k7d_trust-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:16px;
  text-align:center;
}
@media(min-width:480px){.k7d_trust-grid{grid-template-columns:1fr 1fr}}
@media(min-width:768px){.k7d_trust-grid{grid-template-columns:repeat(4,1fr)}}
.k7d_trust-item h4{color:var(--accent);font-size:0.95rem;margin-bottom:4px}
.k7d_trust-item p{color:var(--muted);font-size:0.85rem;margin-bottom:0}

/* Content sections */
.k7d_section{
  padding:40px 0;
  content-visibility:auto;
  contain-intrinsic-size:0 500px;
}
.k7d_section:nth-child(even){background:var(--bg-card)}
.k7d_section h2{margin-bottom:1rem}

.k7d_content{
  display:grid;
  grid-template-columns:1fr;
  gap:32px;
}
@media(min-width:1024px){.k7d_content{grid-template-columns:1fr 1fr}}

.k7d_card{
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:24px;
}
.k7d_card h3{margin-bottom:0.5rem}

/* Tables */
.k7d_table-wrap{overflow-x:auto;margin:1rem 0}
.k7d_table{
  width:100%;
  border-collapse:collapse;
  font-size:0.9rem;
}
.k7d_table th,.k7d_table td{
  padding:10px 14px;
  text-align:left;
  border-bottom:1px solid var(--border);
}
.k7d_table th{
  background:var(--bg-card);
  color:var(--accent);
  font-family:var(--font-heading);
  font-weight:600;
}
.k7d_table tr:hover{background:rgba(74,222,128,0.05)}

/* Steps */
.k7d_steps{counter-reset:step;list-style:none;padding:0}
.k7d_steps li{
  counter-increment:step;
  padding:16px 16px 16px 56px;
  position:relative;
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  margin-bottom:12px;
}
.k7d_steps li::before{
  content:counter(step);
  position:absolute;
  left:16px;
  top:16px;
  width:28px;
  height:28px;
  background:var(--accent);
  color:var(--bg-base);
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  font-family:var(--font-heading);
  font-weight:700;
  font-size:0.85rem;
}

/* Info box */
.k7d_info{
  background:var(--bg-card);
  border-left:4px solid var(--accent);
  border-radius:0 var(--radius) var(--radius) 0;
  padding:16px 20px;
  margin:1.5rem 0;
}
.k7d_info--warn{border-left-color:var(--highlight)}

/* Game grid */
.k7d_game-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:16px;
  margin:1.5rem 0;
}
@media(min-width:480px){.k7d_game-grid{grid-template-columns:1fr 1fr}}
@media(min-width:768px){.k7d_game-grid{grid-template-columns:repeat(3,1fr)}}
.k7d_game-card{
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:20px;
  text-align:center;
  transition:transform var(--transition),border-color var(--transition);
}
.k7d_game-card:hover{transform:translateY(-4px);border-color:var(--accent)}
.k7d_game-card h4{margin-bottom:4px}
.k7d_game-card .k7d_rtp{color:var(--accent);font-weight:600;font-size:0.85rem}
.k7d_game-card .k7d_vol{color:var(--muted);font-size:0.8rem}

/* Provider tags */
.k7d_tags{display:flex;flex-wrap:wrap;gap:8px;margin:1rem 0}
.k7d_tag{
  background:var(--border);
  color:var(--text);
  padding:6px 14px;
  border-radius:20px;
  font-size:0.8rem;
  font-weight:600;
}

/* Payment grid */
.k7d_pay-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:12px;
  margin:1rem 0;
}
@media(min-width:480px){.k7d_pay-grid{grid-template-columns:1fr 1fr}}
@media(min-width:768px){.k7d_pay-grid{grid-template-columns:repeat(4,1fr)}}
.k7d_pay-item{
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius-sm);
  padding:14px;
  text-align:center;
  font-weight:600;
  font-size:0.9rem;
}

/* FAQ accordion */
.k7d_faq{margin:1.5rem 0}
.k7d_faq-item{
  border:1px solid var(--border);
  border-radius:var(--radius);
  margin-bottom:8px;
  overflow:hidden;
}
.k7d_faq-btn{
  width:100%;
  background:var(--bg-card);
  border:none;
  color:var(--text);
  padding:16px 48px 16px 20px;
  text-align:left;
  font-family:var(--font-heading);
  font-weight:600;
  font-size:0.95rem;
  cursor:pointer;
  position:relative;
  min-height:44px;
  transition:background var(--transition);
}
.k7d_faq-btn:hover{background:var(--border)}
.k7d_faq-btn::after{
  content:'+';
  position:absolute;
  right:20px;
  top:50%;
  transform:translateY(-50%);
  font-size:1.3rem;
  color:var(--accent);
  transition:transform var(--transition);
}
.k7d_faq-item.open .k7d_faq-btn::after{content:'\2212'}
.k7d_faq-answer{
  max-height:0;
  overflow:hidden;
  transition:max-height 0.35s ease;
}
.k7d_faq-item.open .k7d_faq-answer{max-height:600px}
.k7d_faq-answer-inner{padding:0 20px 20px;color:var(--muted);line-height:1.6}

/* CTA band */
.k7d_cta-band{
  padding:48px 0;
  text-align:center;
  background:linear-gradient(135deg,var(--bg-card) 0%,var(--bg-base) 100%);
  border-top:1px solid var(--border);
  content-visibility:auto;
  contain-intrinsic-size:0 200px;
}
.k7d_cta-band h2{margin-bottom:0.5rem}
.k7d_cta-band p{color:var(--muted);margin-bottom:1.5rem;max-width:500px;margin-left:auto;margin-right:auto}

/* Footer */
.k7d_footer{
  padding:40px 0 24px;
  border-top:1px solid var(--border);
  color:var(--muted);
  font-size:0.85rem;
}
.k7d_footer-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:24px;
  margin-bottom:32px;
}
@media(min-width:768px){.k7d_footer-grid{grid-template-columns:repeat(3,1fr)}}
.k7d_footer h4{color:var(--text);font-size:0.9rem;margin-bottom:12px}
.k7d_footer-links{list-style:none}
.k7d_footer-links li{margin-bottom:6px}
.k7d_footer-links a{color:var(--muted);font-size:0.85rem}
.k7d_footer-links a:hover{color:var(--accent)}
.k7d_footer-bottom{
  border-top:1px solid var(--border);
  padding-top:20px;
  text-align:center;
  font-size:0.8rem;
  color:var(--muted);
}
.k7d_footer-bottom p{margin-bottom:4px;font-size:0.8rem}
.k7d_footer .k7d_rg{
  margin-top:16px;
  padding:16px;
  background:var(--bg-card);
  border-radius:var(--radius);
  border:1px solid var(--border);
  font-size:0.8rem;
  text-align:center;
  line-height:1.5;
}

/* Sticky mobile CTA */
.k7d_sticky{
  display:flex;
  position:fixed;
  bottom:0;
  left:0;
  right:0;
  z-index:99;
  background:var(--bg-card);
  border-top:1px solid var(--border);
  padding:12px 16px;
  align-items:center;
  justify-content:center;
  gap:12px;
}
@media(min-width:768px){.k7d_sticky{display:none}}
.k7d_sticky p{margin:0;font-size:0.85rem;font-weight:600;color:var(--highlight)}

/* Author avatar */
.k7d_avatar{
  width:80px;
  height:80px;
  border-radius:50%;
  background:var(--accent);
  color:var(--bg-base);
  display:flex;
  align-items:center;
  justify-content:center;
  font-family:var(--font-heading);
  font-weight:700;
  font-size:1.5rem;
  margin-bottom:16px;
}

/* Expertise list */
.k7d_expertise{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:1rem 0}
.k7d_expertise li{
  background:var(--border);
  color:var(--text);
  padding:8px 16px;
  border-radius:20px;
  font-size:0.85rem;
  font-weight:600;
}

/* Articles list */
.k7d_articles{list-style:none;margin:1rem 0}
.k7d_articles li{
  padding:12px 0;
  border-bottom:1px solid var(--border);
}
.k7d_articles li:last-child{border-bottom:none}
.k7d_articles a{font-weight:600}
.k7d_articles span{display:block;color:var(--muted);font-size:0.85rem;margin-top:2px}

/* Checklist */
.k7d_checklist{list-style:none;margin:1rem 0}
.k7d_checklist li{
  padding:8px 0 8px 28px;
  position:relative;
  color:var(--text);
}
.k7d_checklist li::before{
  content:'\2713';
  position:absolute;
  left:0;
  color:var(--accent);
  font-weight:700;
}
.k7d_checklist--warn li::before{content:'\26A0';color:var(--highlight)}

/* Animations */
@keyframes k7dFadeUp{
  from{opacity:0;transform:translateY(20px)}
  to{opacity:1;transform:translateY(0)}
}
.k7d_animate{opacity:0;transform:translateY(20px)}
.k7d_animate.visible{animation:k7dFadeUp 0.5s ease forwards}

/* Breadcrumb */
.k7d_breadcrumb{
  padding:12px 0;
  font-size:0.8rem;
  color:var(--muted);
}
.k7d_breadcrumb a{color:var(--muted)}
.k7d_breadcrumb span{margin:0 6px}

/* Legal page styles */
.k7d_legal{padding:40px 0}
.k7d_legal h2{margin-top:2rem}
.k7d_legal ul,.k7d_legal ol{margin:0.5rem 0 1rem 1.5rem;color:var(--text)}
.k7d_legal li{margin-bottom:0.4rem}

/* Responsive */
@media(min-width:1024px){
  .k7d_hero{padding:64px 0 56px}
}
@media(min-width:768px){
  .k7d_section{padding:56px 0}
  .k7d_cta-band{padding:64px 0}
}
@media(max-width:479px){
  .k7d_table{font-size:0.8rem}
  .k7d_table th,.k7d_table td{padding:8px 10px}
}