:root{
  --navy:#0B1120;
  --navy-2:#131C31;
  --navy-3:#1B2740;
  --gold:#D4AF37;
  --gold-light:#F2D675;
  --white:#FFFFFF;
  --gray:#93A0B8;
  --gray-dim:#5C6B85;
  --danger:#EF4444;
  --success:#22C55E;
  --warning:#F59E0B;
  --radius-lg:20px;
  --radius-md:16px;
  --radius-sm:12px;
}
*{box-sizing:border-box; margin:0; padding:0;}
html,body{height:100%;}
body{
  font-family:'Segoe UI',Roboto,Arial,sans-serif;
  background:var(--navy);
  color:var(--white);
  display:flex;
  justify-content:center;
  -webkit-tap-highlight-color:transparent;
}
a{text-decoration:none; color:inherit;}
button{font-family:inherit;}

.app-shell{
  width:100%;
  max-width:480px;
  min-height:100vh;
  background:linear-gradient(180deg,var(--navy) 0%, var(--navy-2) 100%);
  box-shadow:0 0 60px rgba(0,0,0,0.5);
  position:relative;
  padding-bottom:96px; /* space for bottom nav */
}

/* ---------------- TOP BAR ---------------- */
.topbar{
  display:flex; align-items:center; justify-content:space-between;
  padding:20px 20px 14px;
  position:sticky; top:0; z-index:50;
  background:linear-gradient(180deg, var(--navy) 60%, transparent);
  backdrop-filter:blur(10px);
}
.topbar-left{display:flex; align-items:center; gap:10px;}
.topbar-logo{font-size:20px; font-weight:800; color:var(--gold); display:flex; align-items:center; gap:6px;}
.topbar-actions{display:flex; align-items:center; gap:10px;}
.icon-btn{
  width:42px;height:42px;border-radius:14px;
  background:rgba(255,255,255,0.06);
  display:flex;align-items:center;justify-content:center;
  font-size:18px; position:relative; border:1px solid rgba(255,255,255,0.06);
}
.badge-dot{
  position:absolute; top:-4px; right:-4px;
  background:var(--danger); color:#fff; font-size:10px; font-weight:700;
  min-width:18px; height:18px; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  border:2px solid var(--navy);
}

/* ---------------- SECTION ---------------- */
.section{ padding:0 20px; margin-bottom:24px;}
.section-title{
  font-size:16px; font-weight:700; margin-bottom:14px;
  display:flex; align-items:center; justify-content:space-between;
}
.section-title a{ font-size:13px; color:var(--gold); font-weight:600;}

/* ---------------- CARDS ---------------- */
.card{
  background:rgba(255,255,255,0.04);
  border:1px solid rgba(255,255,255,0.08);
  border-radius:var(--radius-lg);
  backdrop-filter:blur(14px);
}
.glass-card{
  background:rgba(255,255,255,0.05);
  border:1px solid rgba(255,255,255,0.1);
  border-radius:var(--radius-lg);
  backdrop-filter:blur(20px);
}

/* ---------------- BALANCE HERO ---------------- */
.balance-hero{
  margin:0 20px 20px;
  padding:26px 22px;
  border-radius:24px;
  background:linear-gradient(135deg, #1B2740 0%, #0B1120 100%);
  border:1px solid rgba(212,175,55,0.25);
  position:relative; overflow:hidden;
}
.balance-hero::before{
  content:''; position:absolute; width:200px;height:200px;
  background:radial-gradient(circle, rgba(212,175,55,0.18), transparent 70%);
  top:-60px; right:-60px;
}
.balance-label{ font-size:13px; color:var(--gray); margin-bottom:6px; position:relative; z-index:2;}
.balance-amount{ font-size:36px; font-weight:800; color:var(--gold); position:relative; z-index:2;}
.balance-sub{ display:flex; gap:20px; margin-top:18px; position:relative; z-index:2;}
.balance-sub-item{ flex:1;}
.balance-sub-item .label{ font-size:11px; color:var(--gray); margin-bottom:4px;}
.balance-sub-item .value{ font-size:15px; font-weight:700;}

/* ---------------- QUICK STATS GRID ---------------- */
.stats-grid{
  display:grid; grid-template-columns:1fr 1fr; gap:12px;
  padding:0 20px; margin-bottom:24px;
}
.stat-card{
  padding:18px; border-radius:18px;
}
.stat-icon{
  width:38px;height:38px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  font-size:18px; margin-bottom:10px;
}
.stat-value{ font-size:20px; font-weight:800;}
.stat-label{ font-size:12px; color:var(--gray); margin-top:2px;}

/* ---------------- LIST ITEMS ---------------- */
.list-item{
  display:flex; align-items:center; gap:14px;
  padding:14px 16px; border-radius:16px;
  margin-bottom:10px;
}
.list-item-icon{
  width:44px;height:44px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  font-size:20px; flex-shrink:0;
}
.list-item-content{ flex:1; min-width:0;}
.list-item-title{ font-size:14px; font-weight:600;}
.list-item-sub{ font-size:12px; color:var(--gray); margin-top:2px; white-space:nowrap; overflow:hidden; text-overflow:ellipsis;}
.list-item-right{ text-align:right; flex-shrink:0;}
.list-item-amount{ font-size:14px; font-weight:700; color:var(--gold);}
.list-item-time{ font-size:11px; color:var(--gray-dim); margin-top:2px;}

/* ---------------- BADGES ---------------- */
.badge{
  display:inline-flex; align-items:center; padding:4px 10px;
  border-radius:20px; font-size:11px; font-weight:700;
}
.badge-success{ background:rgba(34,197,94,0.15); color:var(--success);}
.badge-warning{ background:rgba(245,158,11,0.15); color:var(--warning);}
.badge-danger{ background:rgba(239,68,68,0.15); color:var(--danger);}
.badge-gold{ background:rgba(212,175,55,0.15); color:var(--gold);}
.badge-gray{ background:rgba(147,160,184,0.15); color:var(--gray);}

/* ---------------- BUTTONS ---------------- */
.btn{
  display:block; text-align:center; padding:15px; border-radius:16px;
  font-weight:700; font-size:15px; text-decoration:none; border:none;
  cursor:pointer; transition:.2s ease; width:100%;
}
.btn-primary{ background:linear-gradient(135deg,var(--gold),var(--gold-light)); color:#1a1200;}
.btn-primary:active{ transform:scale(0.97);}
.btn-outline{ background:rgba(255,255,255,0.05); color:var(--white); border:1px solid rgba(255,255,255,0.15);}
.btn-sm{ padding:10px 16px; font-size:13px; width:auto; display:inline-block;}
.btn:disabled{ opacity:.5; cursor:not-allowed;}

/* ---------------- EMPTY STATE ---------------- */
.empty-state{ text-align:center; padding:40px 20px; color:var(--gray);}
.empty-state .icon{ font-size:40px; margin-bottom:12px;}
.empty-state p{ font-size:14px;}

/* ---------------- BOTTOM NAV ---------------- */
.bottom-nav{
  position:fixed; bottom:0; left:50%; transform:translateX(-50%);
  width:100%; max-width:480px;
  background:rgba(11,17,32,0.92);
  backdrop-filter:blur(20px);
  border-top:1px solid rgba(255,255,255,0.08);
  display:flex; justify-content:space-around; align-items:center;
  padding:10px 6px calc(10px + env(safe-area-inset-bottom));
  z-index:100;
}
.nav-item{
  display:flex; flex-direction:column; align-items:center; gap:4px;
  color:var(--gray); font-size:10px; font-weight:600;
  padding:6px 10px; border-radius:12px; transition:.2s;
  flex:1;
}
.nav-item .nav-icon{ font-size:20px;}
.nav-item.active{ color:var(--gold);}

/* ---------------- TOAST ---------------- */
#toast{
  position:fixed; bottom:100px; left:50%; transform:translateX(-50%) translateY(100px);
  background:#1B2740; border:1px solid rgba(255,255,255,0.1); padding:14px 20px; border-radius:14px;
  font-size:14px; opacity:0; transition:.3s; z-index:999; max-width:90%; text-align:center;
}
#toast.show{ transform:translateX(-50%) translateY(0); opacity:1;}
#toast.error{ border-color:var(--danger);}
#toast.success{ border-color:var(--success);}

/* ---------------- SPINNER ---------------- */
.spinner{
  width:16px;height:16px; border:2px solid rgba(0,0,0,0.2); border-top-color:currentColor;
  border-radius:50%; display:inline-block; animation:spin .6s linear infinite; vertical-align:middle; margin-right:8px;
}
@keyframes spin{ to{transform:rotate(360deg);} }

/* ---------------- SKELETON LOADER ---------------- */
.skeleton{
  background:linear-gradient(90deg, rgba(255,255,255,0.04) 25%, rgba(255,255,255,0.08) 50%, rgba(255,255,255,0.04) 75%);
  background-size:200% 100%;
  animation:shimmer 1.5s infinite;
  border-radius:12px;
}
@keyframes shimmer{ 0%{background-position:200% 0;} 100%{background-position:-200% 0;} }