:root{
  --bg:#0A0F14;
  --surface:#121923;
  --surface-2:#1A2330;
  --border:#26313F;
  --text:#E9EEF4;
  --muted:#8DA0B3;
  --mint:#33D6A6;
  --mint-dark:#1FAE86;
  --blue:#5C8DFF;
  --gold:#F2B84B;
  --danger:#FF6B6B;
  --radius:14px;
  --radius-sm:8px;
  --shadow:0 8px 30px rgba(0,0,0,.35);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:radial-gradient(1200px 600px at 10% -10%, rgba(51,214,166,.08), transparent),
             radial-gradient(1000px 500px at 100% 0%, rgba(92,141,255,.08), transparent),
             var(--bg);
  color:var(--text);
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  min-height:100vh;
}
h1,h2,h3,.display{font-family:'Sora',system-ui,sans-serif; letter-spacing:-0.02em;}
a{color:var(--mint); text-decoration:none}
a:hover{text-decoration:underline}

.container{max-width:1080px;margin:0 auto;padding:0 20px}

/* ---------- Top nav ---------- */
.navbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 0;border-bottom:1px solid var(--border);
}
.navbar .brand{display:flex;align-items:center;gap:10px;font-family:'Sora',sans-serif;font-weight:700;font-size:20px}
.navbar .brand .dot{width:10px;height:10px;border-radius:50%;background:var(--mint);box-shadow:0 0 12px var(--mint)}
.navlinks{display:flex;gap:4px;flex-wrap:wrap}
.navlinks a{
  color:var(--muted);padding:8px 14px;border-radius:999px;font-size:14px;font-weight:600;
}
.navlinks a.active,.navlinks a:hover{color:var(--text);background:var(--surface-2);text-decoration:none}
.navbar .balance{
  background:var(--surface);border:1px solid var(--border);padding:8px 16px;border-radius:999px;
  font-weight:700;color:var(--mint);font-size:14px;
}

/* ---------- Layout ---------- */
.page{padding:32px 0 80px}
.grid{display:grid;gap:20px}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-4{grid-template-columns:repeat(4,1fr)}
@media (max-width:800px){.grid.cols-2,.grid.cols-3,.grid.cols-4{grid-template-columns:1fr}}

.card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow);
}
.card h3{margin:0 0 4px;font-size:16px}
.stat{font-family:'Sora',sans-serif;font-size:32px;font-weight:700;margin:8px 0 4px}
.stat-label{color:var(--muted);font-size:13px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--mint);color:#04140F;font-weight:700;border:none;
  padding:12px 20px;border-radius:999px;cursor:pointer;font-size:14px;
  transition:transform .15s ease, background .15s ease;
}
.btn:hover{background:var(--mint-dark);text-decoration:none;transform:translateY(-1px)}
.btn.secondary{background:var(--surface-2);color:var(--text);border:1px solid var(--border)}
.btn.secondary:hover{background:var(--border)}
.btn.danger{background:var(--danger);color:#2A0000}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}
.btn.block{width:100%}

.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:700}
.badge.mint{background:rgba(51,214,166,.15);color:var(--mint)}
.badge.gold{background:rgba(242,184,75,.15);color:var(--gold)}
.badge.blue{background:rgba(92,141,255,.15);color:var(--blue)}
.badge.danger{background:rgba(255,107,107,.15);color:var(--danger)}
.badge.muted{background:var(--surface-2);color:var(--muted)}

label{display:block;font-size:13px;color:var(--muted);margin:14px 0 6px;font-weight:600}
input[type=text],input[type=email],input[type=password],input[type=number],select,textarea{
  width:100%;background:var(--surface-2);border:1px solid var(--border);color:var(--text);
  padding:12px 14px;border-radius:var(--radius-sm);font-size:14px;font-family:inherit;
}
input:focus,select:focus,textarea:focus{outline:2px solid var(--mint);outline-offset:1px}

table{width:100%;border-collapse:collapse;font-size:14px}
th,td{padding:12px 10px;text-align:left;border-bottom:1px solid var(--border)}
th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.04em}
tr:last-child td{border-bottom:none}

.alert{padding:14px 16px;border-radius:var(--radius-sm);margin-bottom:16px;font-size:14px}
.alert.error{background:rgba(255,107,107,.12);color:#FF9B9B;border:1px solid rgba(255,107,107,.3)}
.alert.success{background:rgba(51,214,166,.12);color:var(--mint);border:1px solid rgba(51,214,166,.3)}

.muted{color:var(--muted)}
.center{text-align:center}
.mt-0{margin-top:0}
.flex{display:flex;align-items:center}
.flex.between{justify-content:space-between}
.gap{gap:12px}

/* ---------- Ad card ---------- */
.ad-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.ad-card img{width:100%;display:block;aspect-ratio:16/9;object-fit:cover;background:var(--surface-2)}
.ad-card .body{padding:16px}

/* ---------- Auth ---------- */
.auth-wrap{max-width:420px;margin:8vh auto;padding:0 20px}
.auth-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:36px;box-shadow:var(--shadow)}
.auth-card .logo{display:flex;align-items:center;gap:10px;margin-bottom:24px;font-family:'Sora',sans-serif;font-weight:700;font-size:22px}
.auth-card .logo .dot{width:11px;height:11px;border-radius:50%;background:var(--mint);box-shadow:0 0 14px var(--mint)}

/* ---------- Spin wheel ---------- */
.wheel-wrap{display:flex;flex-direction:column;align-items:center;padding:30px 0}
.wheel{
  width:220px;height:220px;border-radius:50%;position:relative;
  background:conic-gradient(from 0deg,var(--mint) 0 60deg,var(--surface-2) 60deg 120deg,var(--blue) 120deg 180deg,var(--surface-2) 180deg 240deg,var(--gold) 240deg 300deg,var(--surface-2) 300deg 360deg);
  border:6px solid var(--surface-2);box-shadow:var(--shadow);
  transition:transform 3.5s cubic-bezier(.17,.67,.2,1.01);
}
.wheel-pointer{width:0;height:0;border-left:12px solid transparent;border-right:12px solid transparent;border-bottom:20px solid var(--text);margin-bottom:-4px;z-index:2}

/* ---------- Admin ---------- */
.admin-shell{display:flex;min-height:100vh}
.admin-sidebar{width:230px;background:var(--surface);border-right:1px solid var(--border);padding:20px 0;flex-shrink:0}
.admin-sidebar .brand{padding:0 20px 20px;font-family:'Sora',sans-serif;font-weight:700;font-size:18px;border-bottom:1px solid var(--border);margin-bottom:12px}
.admin-sidebar a{display:block;padding:10px 20px;color:var(--muted);font-size:14px;font-weight:600}
.admin-sidebar a.active,.admin-sidebar a:hover{background:var(--surface-2);color:var(--text);text-decoration:none}
.admin-main{flex:1;padding:28px 32px}

/* ---------- Mobile app shell ---------- */
.app-topbar{display:none}
.bottom-tabbar{display:none}

@media (max-width: 768px){
  body.has-tabbar{padding-bottom:calc(64px + env(safe-area-inset-bottom))}

  /* Hide the desktop navbar entirely on mobile — replaced by app-topbar + bottom-tabbar */
  .navbar{display:none}

  .app-topbar{
    display:flex;align-items:center;justify-content:space-between;
    padding:14px 16px;padding-top:calc(14px + env(safe-area-inset-top));
    background:var(--surface);border-bottom:1px solid var(--border);
    position:sticky;top:0;z-index:50;
  }
  .app-topbar .brand{display:flex;align-items:center;gap:8px;font-family:'Sora',sans-serif;font-weight:700;font-size:17px}
  .app-topbar .brand .dot{width:9px;height:9px;border-radius:50%;background:var(--mint);box-shadow:0 0 10px var(--mint)}
  .app-topbar .balance{background:var(--surface-2);border:1px solid var(--border);padding:6px 14px;border-radius:999px;font-weight:700;color:var(--mint);font-size:13px}

  .bottom-tabbar{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:50;
    background:var(--surface);border-top:1px solid var(--border);
    padding-bottom:env(safe-area-inset-bottom);
    box-shadow:0 -4px 20px rgba(0,0,0,.3);
  }
  .bottom-tabbar a{
    flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;
    padding:9px 4px 8px;color:var(--muted);font-size:10px;font-weight:600;text-decoration:none;
  }
  .bottom-tabbar a .tab-icon{font-size:20px;line-height:1}
  .bottom-tabbar a.active{color:var(--mint)}
  .bottom-tabbar a.active .tab-icon{transform:scale(1.1)}

  .page{padding:16px 0 24px}
  .container{padding:0 14px}
  .card{padding:16px;border-radius:16px}
  .stat{font-size:26px}
  h1{font-size:22px}

  /* Ads/plans/admin nav links some pages render inline — hide on mobile, tabbar covers primary nav */
  table{font-size:13px}
  th,td{padding:8px 6px}
}

/* ---------- Landing page ---------- */
body.landing{padding-bottom:0}
.lp-nav{
  position:sticky;top:0;z-index:40;background:rgba(10,15,20,.85);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);padding:16px 0;
}
.lp-nav-links{display:flex;gap:28px}
.lp-nav-links a{color:var(--muted);font-weight:600;font-size:14px}
.lp-nav-links a:hover{color:var(--text);text-decoration:none}

.lp-hero{padding:100px 0 80px;text-align:center}
.lp-hero-title{
  font-family:'Sora',sans-serif;font-weight:800;font-size:56px;line-height:1.08;
  letter-spacing:-0.03em;margin:0 0 20px;
  background:linear-gradient(135deg,var(--text) 40%,var(--mint));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.lp-hero-sub{color:var(--muted);font-size:18px;max-width:560px;margin:0 auto;line-height:1.6}

.lp-section{padding:72px 0}
.lp-section-title{
  font-family:'Sora',sans-serif;font-weight:700;font-size:32px;text-align:center;margin:0 0 12px;
}
.lp-steps .card{text-align:center}
.lp-step-num{
  width:36px;height:36px;border-radius:50%;background:var(--mint);color:#04140F;
  display:flex;align-items:center;justify-content:center;font-weight:800;margin:0 auto 14px;
}

.lp-footer{border-top:1px solid var(--border);padding:28px 0;margin-top:20px}
.lp-mobile-cta{display:none}

@media (max-width:768px){
  .lp-nav-links{display:none}
  .lp-hero{padding:56px 0 40px}
  .lp-hero-title{font-size:34px}
  .lp-hero-sub{font-size:15px}
  .lp-section{padding:48px 0}
  .lp-section-title{font-size:24px}
  body.landing{padding-bottom:80px}
  .lp-mobile-cta{
    display:block;position:fixed;left:0;right:0;bottom:0;z-index:50;
    padding:12px 16px calc(12px + env(safe-area-inset-bottom));
    background:var(--surface);border-top:1px solid var(--border);
  }
}