/* =========================================================================
   SweepStars Social — Design System
   Cosmic-premium social-casino hub. Dark, gold + violet, glassmorphism.
   Mobile-first. WCAG-AA contrast. Respects prefers-reduced-motion.
   ========================================================================= */

:root{
  /* Surfaces */
  --bg:#070710;
  --bg-2:#0b0b16;
  --surface:#12121f;
  --surface-2:#171728;
  --surface-3:#1e1e30;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.14);

  /* Text */
  --text:#f5f5fa;
  --muted:#a9a9c4;
  --muted-2:#7d7d99;

  /* Brand accents */
  --gold:#ffc53d;
  --gold-2:#ff9d2e;
  --violet:#a855f7;
  --violet-2:#7c3aed;
  --cyan:#22d3ee;
  --green:#34d399;

  /* Gradients */
  --grad-gold:linear-gradient(135deg,#ffd76a,#ff9d2e);
  --grad-violet:linear-gradient(135deg,#c084fc,#7c3aed);
  --grad-hero:radial-gradient(1200px 600px at 80% -10%,rgba(168,85,247,.22),transparent 60%),
              radial-gradient(900px 500px at 0% 0%,rgba(255,197,61,.12),transparent 55%);

  /* Brand signature gradients */
  --b-up:linear-gradient(135deg,#ff8a3d,#2d9cff);
  --b-vx:linear-gradient(135deg,#7c3aed,#f5c542);
  --b-vb:linear-gradient(135deg,#2563eb,#22d3ee);
  --b-mw:linear-gradient(135deg,#6d28d9,#facc15);

  /* Channels */
  --wa:#25d366; --tg:#2aabee; --ms:#0084ff;

  /* System */
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:26px;
  --shadow:0 18px 50px -18px rgba(0,0,0,.7);
  --shadow-gold:0 14px 40px -12px rgba(255,157,46,.45);
  --container:1180px;
  --ease:cubic-bezier(.22,1,.36,1);
  --font-head:"Space Grotesk",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-body:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
*{margin:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  font-family:var(--font-body);
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
  padding-bottom:76px; /* room for sticky CTA on mobile */
}
@media (min-width:1024px){body{padding-bottom:0}}
img,svg{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
ul{list-style:none;padding:0}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px;border-radius:6px}

/* Cosmic backdrop */
body::before{
  content:"";position:fixed;inset:0;z-index:-2;
  background:
    radial-gradient(900px 520px at 85% -8%,rgba(168,85,247,.20),transparent 60%),
    radial-gradient(760px 460px at -5% 5%,rgba(255,197,61,.10),transparent 55%),
    linear-gradient(180deg,var(--bg),var(--bg-2));
}
body::after{ /* faint starfield */
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.5;
  background-image:
    radial-gradient(1.4px 1.4px at 20% 30%,rgba(255,255,255,.55),transparent),
    radial-gradient(1.4px 1.4px at 70% 20%,rgba(255,255,255,.4),transparent),
    radial-gradient(1.2px 1.2px at 40% 70%,rgba(255,255,255,.35),transparent),
    radial-gradient(1.6px 1.6px at 90% 60%,rgba(255,255,255,.45),transparent),
    radial-gradient(1.2px 1.2px at 55% 90%,rgba(255,255,255,.3),transparent);
  background-repeat:repeat;background-size:520px 520px;
}

/* ---------- Layout ---------- */
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:20px}
.section{padding:72px 0}
@media (min-width:768px){.section{padding:104px 0}}
.section--tight{padding:56px 0}
.center{text-align:center}
.stack>*+*{margin-top:16px}

/* ---------- Typography ---------- */
h1,h2,h3,h4{font-family:var(--font-head);line-height:1.1;letter-spacing:-.02em;font-weight:700}
h1{font-size:clamp(2.1rem,6vw,4rem)}
h2{font-size:clamp(1.7rem,4.2vw,2.8rem)}
h3{font-size:clamp(1.25rem,2.4vw,1.6rem)}
p{color:var(--muted)}
.lead{font-size:clamp(1.05rem,2.2vw,1.3rem);color:var(--muted);max-width:62ch}
.eyebrow{
  display:inline-block;font-family:var(--font-head);font-weight:600;font-size:.78rem;
  letter-spacing:.22em;text-transform:uppercase;color:var(--gold);margin-bottom:14px;
}
.gtext{background:var(--grad-gold);-webkit-background-clip:text;background-clip:text;color:transparent}
.vtext{background:var(--grad-violet);-webkit-background-clip:text;background-clip:text;color:transparent}
.section-head{max-width:720px;margin:0 auto 48px}
.section-head.center{margin-inline:auto}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;border-radius:999px;font-weight:700;font-family:var(--font-head);
  font-size:1rem;border:1px solid transparent;transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s;
  min-height:52px;white-space:nowrap;
}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn--gold{background:var(--grad-gold);color:#231400;box-shadow:var(--shadow-gold)}
.btn--gold:hover{box-shadow:0 18px 48px -10px rgba(255,157,46,.6)}
.btn--ghost{background:rgba(255,255,255,.04);color:var(--text);border-color:var(--line-2)}
.btn--ghost:hover{background:rgba(255,255,255,.09)}
.btn--block{width:100%}
.btn--lg{padding:17px 34px;font-size:1.06rem;min-height:58px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:200;
  backdrop-filter:saturate(160%) blur(14px);
  background:rgba(7,7,16,.72);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:18px;height:68px}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--font-head);font-weight:700;font-size:1.18rem;letter-spacing:-.01em}
.brand .logo{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:var(--grad-violet);box-shadow:0 6px 18px -6px rgba(124,58,237,.7);flex:0 0 auto;
}
.brand .logo svg{width:20px;height:20px}
.brand b{background:var(--grad-gold);-webkit-background-clip:text;background-clip:text;color:transparent}
.nav-links{display:none;align-items:center;gap:28px}
.nav-links a{color:var(--muted);font-weight:500;font-size:.95rem;transition:color .2s}
.nav-links a:hover{color:var(--text)}
.nav-cta{display:none}
@media (min-width:940px){.nav-links{display:flex}.nav-cta{display:inline-flex}}
.menu-btn{display:inline-flex;background:rgba(255,255,255,.05);border:1px solid var(--line-2);border-radius:12px;width:46px;height:46px;align-items:center;justify-content:center}
.menu-btn svg{width:22px;height:22px;stroke:var(--text)}
@media (min-width:940px){.menu-btn{display:none}}
/* mobile drawer */
.mobile-nav{display:none;flex-direction:column;gap:4px;padding:10px 0 18px;border-top:1px solid var(--line)}
.mobile-nav.open{display:flex}
.mobile-nav a{padding:13px 6px;color:var(--muted);font-weight:600;border-radius:10px}
.mobile-nav a:hover{color:var(--text);background:rgba(255,255,255,.04)}

/* ---------- Hero ---------- */
.hero{position:relative;padding:64px 0 40px;background:var(--grad-hero)}
@media (min-width:768px){.hero{padding:96px 0 56px}}
.hero-grid{display:grid;gap:46px;align-items:center}
@media (min-width:980px){.hero-grid{grid-template-columns:1.05fr .95fr;gap:56px}}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}
.pill{
  display:inline-flex;align-items:center;gap:8px;font-size:.82rem;font-weight:600;
  padding:7px 14px;border-radius:999px;background:rgba(255,255,255,.05);
  border:1px solid var(--line-2);color:var(--muted);
}
.pill .dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(52,211,153,.18)}
.hero h1{margin-bottom:18px}
.hero .lead{margin-bottom:28px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px}
.trust-inline{display:flex;flex-wrap:wrap;align-items:center;gap:18px;margin-top:26px;color:var(--muted-2);font-size:.9rem}
.trust-inline strong{color:var(--text)}
.stars{color:var(--gold);letter-spacing:2px}

/* Hero visual — stacked brand chips */
.hero-visual{position:relative}
.brand-stack{
  display:grid;grid-template-columns:1fr 1fr;gap:14px;
  padding:18px;border-radius:var(--radius-lg);
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--line-2);box-shadow:var(--shadow);
}
.chip{
  position:relative;border-radius:var(--radius);padding:18px 16px;min-height:118px;
  display:flex;flex-direction:column;justify-content:space-between;overflow:hidden;
  background:var(--surface-2);border:1px solid var(--line);
  transition:transform .25s var(--ease);
}
.chip:hover{transform:translateY(-4px)}
.chip::before{content:"";position:absolute;inset:0 0 auto 0;height:4px;background:var(--g,var(--grad-gold))}
.chip .ico{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;background:var(--g,var(--grad-gold));color:#fff;font-weight:800;font-family:var(--font-head)}
.chip h3{font-size:1.02rem}
.chip span{font-size:.8rem;color:var(--muted-2)}
.chip--up{--g:var(--b-up)} .chip--vx{--g:var(--b-vx)} .chip--vb{--g:var(--b-vb)} .chip--mw{--g:var(--b-mw)}

/* ---------- Stat band ---------- */
.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
@media (min-width:760px){.stats{grid-template-columns:repeat(4,1fr)}}
.stat{
  text-align:center;padding:26px 16px;border-radius:var(--radius);
  background:var(--surface);border:1px solid var(--line);
}
.stat .num{font-family:var(--font-head);font-weight:700;font-size:clamp(1.7rem,4vw,2.4rem);background:var(--grad-gold);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat .lbl{color:var(--muted-2);font-size:.86rem;margin-top:4px}

/* ---------- Cards / grids ---------- */
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:1fr}
.grid-3{grid-template-columns:1fr}
.grid-4{grid-template-columns:1fr 1fr}
@media (min-width:680px){.grid-2{grid-template-columns:1fr 1fr}.grid-3{grid-template-columns:1fr 1fr}}
@media (min-width:980px){.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}}

.card{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:28px;transition:transform .25s var(--ease),border-color .25s,box-shadow .25s;
}
.card:hover{transform:translateY(-5px);border-color:var(--line-2);box-shadow:var(--shadow)}
.card .ico{width:50px;height:50px;border-radius:14px;display:grid;place-items:center;background:rgba(255,197,61,.12);margin-bottom:18px}
.card .ico svg{width:26px;height:26px;stroke:var(--gold)}
.card h3{margin-bottom:8px}
.card p{font-size:.96rem}

/* Brand cards (featured) */
.brandcard{
  position:relative;display:flex;flex-direction:column;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:28px;overflow:hidden;transition:transform .28s var(--ease),box-shadow .28s,border-color .28s;
}
.brandcard:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--line-2)}
.brandcard::after{content:"";position:absolute;inset:-1px -1px auto -1px;height:5px;background:var(--g)}
.brandcard--up{--g:var(--b-up)} .brandcard--vx{--g:var(--b-vx)} .brandcard--vb{--g:var(--b-vb)} .brandcard--mw{--g:var(--b-mw)}
.brandcard .top{display:flex;align-items:center;gap:14px;margin-bottom:16px}
.brandcard .mark{width:54px;height:54px;border-radius:15px;display:grid;place-items:center;background:var(--g);color:#fff;font-family:var(--font-head);font-weight:800;font-size:1.15rem;flex:0 0 auto;box-shadow:0 8px 24px -8px rgba(0,0,0,.6)}
.brandcard h3{font-size:1.3rem}
.brandcard .sub{color:var(--muted-2);font-size:.82rem}
.brandcard .tags{display:flex;flex-wrap:wrap;gap:7px;margin:6px 0 16px}
.tag{font-size:.74rem;font-weight:600;padding:5px 10px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--muted)}
.brandcard p{font-size:.94rem;margin-bottom:18px}
.brandcard .foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px}
.metric{font-size:.82rem;color:var(--muted-2)}
.metric b{color:var(--text);font-family:var(--font-head)}
.arrow{display:inline-flex;align-items:center;gap:7px;font-weight:700;font-family:var(--font-head);color:var(--gold)}
.arrow svg{width:18px;height:18px;transition:transform .2s var(--ease)}
.brandcard:hover .arrow svg{transform:translateX(4px)}

/* ---------- Steps ---------- */
.steps{counter-reset:step;display:grid;gap:18px}
@media (min-width:880px){.steps{grid-template-columns:repeat(3,1fr)}}
.step{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px 26px}
.step .n{
  counter-increment:step;font-family:var(--font-head);font-weight:700;font-size:1.05rem;
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:var(--grad-violet);color:#fff;margin-bottom:16px;
}
.step .n::before{content:counter(step)}
.step h3{font-size:1.15rem;margin-bottom:6px}

/* ---------- Payments / channels ---------- */
.logos{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.logo-chip{display:inline-flex;align-items:center;gap:9px;padding:11px 18px;border-radius:14px;background:var(--surface);border:1px solid var(--line);font-weight:600;font-size:.92rem}
.logo-chip .d{width:11px;height:11px;border-radius:3px}

.channels{display:grid;gap:14px;grid-template-columns:1fr}
@media (min-width:680px){.channels{grid-template-columns:repeat(3,1fr)}}
.channel{
  display:flex;align-items:center;gap:14px;padding:20px;border-radius:var(--radius);
  background:var(--surface);border:1px solid var(--line);transition:transform .2s var(--ease),border-color .2s;
}
.channel:hover{transform:translateY(-3px);border-color:var(--line-2)}
.channel .ci{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;flex:0 0 auto}
.channel .ci svg{width:24px;height:24px;fill:#fff}
.channel.wa .ci{background:var(--wa)} .channel.tg .ci{background:var(--tg)} .channel.ms .ci{background:var(--ms)}
.channel b{font-family:var(--font-head)}
.channel small{display:block;color:var(--muted-2);font-size:.82rem}

/* ---------- Testimonials ---------- */
.quote{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.quote .stars{margin-bottom:12px;font-size:1rem}
.quote p{color:var(--text);font-size:1rem}
.quote .who{margin-top:16px;display:flex;align-items:center;gap:12px}
.quote .av{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;font-family:var(--font-head);font-weight:700;color:#231400;background:var(--grad-gold)}
.quote .who small{color:var(--muted-2)}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin-inline:auto;display:grid;gap:12px}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);overflow:hidden}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;background:none;border:none;color:var(--text);text-align:left;
  font-family:var(--font-head);font-weight:600;font-size:1.04rem;
}
.faq-q .pm{flex:0 0 auto;width:24px;height:24px;position:relative;transition:transform .25s var(--ease)}
.faq-q .pm::before,.faq-q .pm::after{content:"";position:absolute;background:var(--gold);border-radius:2px;inset:50% 0 auto 0;height:2px;transform:translateY(-50%)}
.faq-q .pm::after{transform:translateY(-50%) rotate(90deg);transition:transform .25s var(--ease)}
.faq-item.open .faq-q .pm::after{transform:translateY(-50%) rotate(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
.faq-a-inner{padding:0 22px 22px;color:var(--muted)}
.faq-item.open .faq-a{max-height:420px}

/* ---------- CTA band ---------- */
.cta-band{
  position:relative;border-radius:var(--radius-lg);padding:48px 28px;text-align:center;overflow:hidden;
  background:linear-gradient(135deg,rgba(168,85,247,.18),rgba(255,197,61,.12)),var(--surface-2);
  border:1px solid var(--line-2);
}
.cta-band h2{margin-bottom:12px}
.cta-band p{max-width:54ch;margin:0 auto 26px}
.cta-band .hero-cta{justify-content:center}

/* ---------- Disclosure ---------- */
.disclosure{
  background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:18px 20px;font-size:.86rem;color:var(--muted-2);
}
.disclosure strong{color:var(--muted)}

/* ---------- Footer ---------- */
.site-footer{border-top:1px solid var(--line);background:var(--bg-2);padding:60px 0 30px;margin-top:20px}
.foot-grid{display:grid;gap:34px;grid-template-columns:1fr}
@media (min-width:720px){.foot-grid{grid-template-columns:1.4fr 1fr 1fr 1fr}}
.foot-col h4{font-size:.82rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted-2);margin-bottom:16px;font-family:var(--font-head)}
.foot-col a{display:block;color:var(--muted);padding:6px 0;font-size:.94rem;transition:color .2s}
.foot-col a:hover{color:var(--gold)}
.foot-about p{font-size:.92rem;margin:14px 0}
.foot-bottom{margin-top:40px;padding-top:24px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;color:var(--muted-2);font-size:.84rem}

/* ---------- Sticky 3-channel CTA bar (from briefs) ---------- */
.cta-bar{
  position:fixed;bottom:0;left:0;right:0;z-index:150;display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px;
  background:rgba(8,8,16,.94);backdrop-filter:blur(12px);border-top:1px solid var(--line-2);
  padding:9px 10px calc(9px + env(safe-area-inset-bottom)) 10px;
}
.cta-bar a{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;
  min-height:52px;border-radius:13px;color:#fff;font-weight:700;font-size:.82rem;font-family:var(--font-head);
  transition:transform .15s var(--ease),filter .2s;
}
.cta-bar a svg{width:20px;height:20px;fill:#fff}
.cta-bar a:hover{filter:brightness(1.08)}
.cta-bar a:active{transform:scale(.97)}
.cta-bar .wa{background:linear-gradient(135deg,#25d366,#128c7e)}
.cta-bar .tg{background:linear-gradient(135deg,#2aabee,#229ed9)}
.cta-bar .ms{background:linear-gradient(135deg,#0a7cff,#0084ff)}
@media (min-width:1024px){
  .cta-bar{left:auto;right:24px;bottom:24px;grid-template-columns:repeat(3,auto);border-radius:18px;border:1px solid var(--line-2);box-shadow:var(--shadow)}
  .cta-bar a{flex-direction:row;gap:8px;padding:10px 18px;min-width:128px}
}

/* ---------- Breadcrumb ---------- */
.crumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:.85rem;color:var(--muted-2);padding:22px 0 0}
.crumb a:hover{color:var(--gold)}
.crumb span{opacity:.5}

/* ---------- Prose (legal / content) ---------- */
.prose{max-width:760px;margin-inline:auto}
.prose h2{margin:36px 0 12px}
.prose h3{margin:26px 0 8px}
.prose p,.prose li{color:var(--muted);margin-bottom:12px}
.prose ul{display:grid;gap:8px;padding-left:4px}
.prose li{position:relative;padding-left:26px}
.prose li::before{content:"";position:absolute;left:0;top:.6em;width:8px;height:8px;border-radius:2px;background:var(--grad-gold)}
.prose a{color:var(--gold);text-decoration:underline;text-underline-offset:3px}

/* ---------- Reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .btn:hover,.card:hover,.brandcard:hover,.chip:hover,.channel:hover{transform:none}
}

/* ---------- Helpers ---------- */
.mt-0{margin-top:0}.mb-0{margin-bottom:0}
.muted{color:var(--muted)}
.divider{height:1px;background:var(--line);border:0;margin:0}
.hide-sm{display:none}
@media (min-width:768px){.hide-sm{display:initial}}