:root{
  --bg:#0B0E14;
  --bg-soft:#11151F;
  --card:#171C29;
  --card-border:#262C3B;
  --paper:#F4F0E6;
  --paper-line:#D9D2BD;
  --gold:#FFD23F;
  --gold-deep:#C99A1E;
  --green:#3DDC84;
  --red:#FF5C5C;
  --ink:#E9ECF3;
  --ink-dim:#8A91A6;
  --radius:14px;
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  background:
    radial-gradient(ellipse 900px 500px at 50% -10%, rgba(255,210,63,0.08), transparent),
    var(--bg);
  color:var(--ink);
  font-family:'Inter',sans-serif;
  -webkit-font-smoothing:antialiased;
  padding-bottom:96px;
}

a{color:var(--gold);text-decoration:none;}
a:hover{text-decoration:underline;}

/* ---------- HERO ---------- */
.hero{
  max-width:920px;
  margin:0 auto;
  padding:56px 24px 28px;
  text-align:center;
}
.eyebrow{
  font-family:'JetBrains Mono',monospace;
  font-size:13px;
  letter-spacing:0.12em;
  text-transform:uppercase;
  color:var(--gold);
  margin:0 0 14px;
}
h1{
  font-family:'Space Grotesk',sans-serif;
  font-weight:700;
  font-size:clamp(30px,6vw,52px);
  line-height:1.08;
  margin:0 0 18px;
  letter-spacing:-0.01em;
}
h1 span{color:var(--gold);}
.hero p{
  color:var(--ink-dim);
  font-size:17px;
  line-height:1.6;
  max-width:580px;
  margin:0 auto 32px;
}
.hero p strong{color:var(--ink);}

.balance-card{
  background:var(--card);
  border:1px solid var(--card-border);
  border-radius:var(--radius);
  padding:28px 20px;
  max-width:520px;
  margin:0 auto;
}
.balance-label{
  font-family:'JetBrains Mono',monospace;
  font-size:12px;
  letter-spacing:0.1em;
  text-transform:uppercase;
  color:var(--ink-dim);
  margin:0 0 8px;
}
.balance-amount{
  font-family:'Space Grotesk',sans-serif;
  font-weight:700;
  font-size:clamp(26px,6vw,42px);
  color:var(--gold);
  margin:0;
  transition:color 0.25s ease;
  word-break:break-all;
}
.balance-amount.zeroed{color:var(--green);}
.balance-track{
  height:8px;
  border-radius:8px;
  background:var(--bg-soft);
  margin-top:18px;
  overflow:hidden;
}
.balance-fill{
  height:100%;
  width:0%;
  background:linear-gradient(90deg,var(--gold-deep),var(--gold));
  border-radius:8px;
  transition:width 0.35s ease;
}
.balance-sub{
  font-size:13px;
  color:var(--ink-dim);
  margin-top:12px;
}

/* ---------- CONTROLS ---------- */
.controls{
  max-width:1080px;
  margin:0 auto;
  padding:8px 24px 0;
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  justify-content:center;
}
.filter-btn{
  font-family:'Inter',sans-serif;
  font-size:13px;
  font-weight:600;
  color:var(--ink-dim);
  background:var(--card);
  border:1px solid var(--card-border);
  border-radius:999px;
  padding:8px 16px;
  cursor:pointer;
  transition:all .15s ease;
}
.filter-btn:hover{color:var(--ink);border-color:#3a4156;}
.filter-btn.active{
  background:var(--gold);
  border-color:var(--gold);
  color:#1a1406;
}

/* ---------- GRID ---------- */
.grid{
  max-width:1080px;
  margin:28px auto 0;
  padding:0 24px;
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(220px,1fr));
  gap:14px;
}

.item-card{
  background:var(--card);
  border:1px solid var(--card-border);
  border-radius:var(--radius);
  padding:18px;
  display:flex;
  flex-direction:column;
  gap:10px;
  transition:border-color .15s ease, transform .15s ease;
}
.item-card:hover{border-color:#3a4156;}
.item-card.disabled{opacity:0.4;}

.item-top{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:8px;
}
.item-emoji{
  font-size:28px;
  line-height:1;
}
.item-qty-badge{
  font-family:'JetBrains Mono',monospace;
  font-size:12px;
  color:var(--green);
  background:rgba(61,220,132,0.12);
  border-radius:6px;
  padding:3px 8px;
  visibility:hidden;
}
.item-qty-badge.show{visibility:visible;}

.item-name{
  font-family:'Space Grotesk',sans-serif;
  font-weight:700;
  font-size:16px;
  margin:0;
}
.item-desc{
  font-size:13px;
  color:var(--ink-dim);
  margin:0;
  line-height:1.45;
  flex-grow:1;
}
.item-price{
  font-family:'JetBrains Mono',monospace;
  font-size:13px;
  color:var(--gold);
  margin:0;
  word-break:break-word;
}

.item-actions{
  display:flex;
  align-items:center;
  gap:8px;
  margin-top:4px;
}
.qty-btn{
  width:32px;
  height:32px;
  border-radius:8px;
  border:1px solid var(--card-border);
  background:var(--bg-soft);
  color:var(--ink);
  font-size:16px;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:center;
  transition:background .15s ease;
}
.qty-btn:hover{background:#1d2333;}
.qty-btn:disabled{opacity:0.3;cursor:not-allowed;}
.buy-btn{
  flex-grow:1;
  border:none;
  border-radius:8px;
  padding:9px 10px;
  background:var(--gold);
  color:#1a1406;
  font-family:'Inter',sans-serif;
  font-weight:700;
  font-size:13px;
  cursor:pointer;
  transition:transform .1s ease, background .15s ease;
}
.buy-btn:hover{background:#ffdb5e;}
.buy-btn:active{transform:scale(0.97);}
.buy-btn:disabled{
  background:var(--card-border);
  color:var(--ink-dim);
  cursor:not-allowed;
}

/* ---------- STICKY BAR ---------- */
.sticky-bar{
  position:fixed;
  bottom:0;left:0;right:0;
  background:rgba(11,14,20,0.92);
  backdrop-filter:blur(10px);
  border-top:1px solid var(--card-border);
  padding:14px 24px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:20px;
  flex-wrap:wrap;
  z-index:50;
}
.sticky-bar .left{
  font-family:'JetBrains Mono',monospace;
  font-size:13px;
  color:var(--ink-dim);
  word-break:break-word;
}
.sticky-bar .left b{color:var(--gold);}
.receipt-btn{
  font-family:'Inter',sans-serif;
  font-weight:700;
  font-size:14px;
  background:var(--green);
  color:#06190f;
  border:none;
  border-radius:999px;
  padding:11px 24px;
  cursor:pointer;
  transition:transform .1s ease;
}
.receipt-btn:hover{transform:translateY(-1px);}
.reset-btn{
  font-family:'Inter',sans-serif;
  font-size:13px;
  color:var(--ink-dim);
  background:none;
  border:1px solid var(--card-border);
  border-radius:999px;
  padding:10px 18px;
  cursor:pointer;
}
.reset-btn:hover{color:var(--ink);}

/* ---------- INFO / SEO SECTIONS ---------- */
.info-section{
  max-width:760px;
  margin:56px auto 0;
  padding:0 24px;
}
.info-section h2{
  font-family:'Space Grotesk',sans-serif;
  font-size:clamp(22px,4vw,30px);
  font-weight:700;
  margin:0 0 16px;
}
.info-section p{
  color:var(--ink-dim);
  line-height:1.7;
  font-size:15px;
  margin:0 0 14px;
}
.info-section p strong{color:var(--ink);}

.howto-list{
  color:var(--ink-dim);
  font-size:15px;
  line-height:1.8;
  padding-left:22px;
  margin:0;
}
.howto-list li{margin-bottom:8px;}
.howto-list strong{color:var(--ink);}

.faq-section{
  border-top:1px solid var(--card-border);
  padding-top:40px;
  margin-top:64px;
}
.faq-item{
  border-bottom:1px solid var(--card-border);
  padding:18px 0;
}
.faq-item:last-child{border-bottom:none;}
.faq-item h3{
  font-family:'Inter',sans-serif;
  font-size:16px;
  font-weight:600;
  margin:0 0 8px;
  color:var(--ink);
}
.faq-item p{
  margin:0;
  font-size:14px;
  color:var(--ink-dim);
  line-height:1.65;
}

footer{
  text-align:center;
  color:var(--ink-dim);
  font-size:12px;
  padding:48px 24px 0;
  max-width:600px;
  margin:0 auto;
  line-height:1.7;
}

/* ---------- MODAL / RECEIPT ---------- */
.modal-overlay{
  position:fixed;inset:0;
  background:rgba(5,6,10,0.78);
  display:none;
  align-items:flex-start;
  justify-content:center;
  padding:40px 16px;
  overflow-y:auto;
  z-index:100;
}
.modal-overlay.open{display:flex;}

.receipt{
  background:var(--paper);
  color:#1a1a1a;
  width:100%;
  max-width:380px;
  padding:28px 26px 36px;
  font-family:'JetBrains Mono',monospace;
  font-size:13px;
  line-height:1.5;
  position:relative;
  box-shadow:0 30px 60px rgba(0,0,0,0.45);
  clip-path: polygon(
    0% 1%, 3% 0%, 7% 1%, 11% 0%, 15% 1%, 19% 0%, 23% 1%, 27% 0%, 31% 1%, 35% 0%,
    39% 1%, 43% 0%, 47% 1%, 51% 0%, 55% 1%, 59% 0%, 63% 1%, 67% 0%, 71% 1%, 75% 0%,
    79% 1%, 83% 0%, 87% 1%, 91% 0%, 95% 1%, 100% 0%,
    100% 99%, 97% 100%, 93% 99%, 89% 100%, 85% 99%, 81% 100%, 77% 99%, 73% 100%,
    69% 99%, 65% 100%, 61% 99%, 57% 100%, 53% 99%, 49% 100%, 45% 99%, 41% 100%,
    37% 99%, 33% 100%, 29% 99%, 25% 100%, 21% 99%, 17% 100%, 13% 99%, 9% 100%,
    5% 99%, 0% 100%
  );
}
.receipt-close{
  position:absolute;
  top:10px;right:14px;
  background:none;
  border:none;
  font-size:18px;
  color:#888;
  cursor:pointer;
}
.receipt h2{
  font-family:'JetBrains Mono',monospace;
  font-size:16px;
  text-align:center;
  margin:0 0 2px;
  letter-spacing:0.05em;
}
.receipt .sub-center{
  text-align:center;
  font-size:11px;
  color:#555;
  margin:0 0 14px;
}
.receipt hr{
  border:none;
  border-top:1px dashed #999;
  margin:12px 0;
}
.receipt-line{
  display:flex;
  justify-content:space-between;
  gap:8px;
  margin:3px 0;
}
.receipt-line .name{flex:1;}
.receipt-line .name small{display:block;color:#777;font-size:10px;}
.receipt-total-row{
  display:flex;
  justify-content:space-between;
  font-weight:700;
  font-size:13px;
  margin-top:4px;
  word-break:break-all;
  gap:8px;
}
.receipt-empty{
  text-align:center;
  color:#777;
  padding:20px 0;
}
.receipt-footer{
  text-align:center;
  font-size:11px;
  color:#666;
  margin-top:16px;
}
.receipt-footer .verdict{
  font-size:12px;
  font-weight:700;
  color:#1a1a1a;
  margin-bottom:6px;
}
.receipt-actions{
  display:flex;
  gap:8px;
  margin-top:18px;
}
.receipt-actions button{
  flex:1;
  font-family:'Inter',sans-serif;
  font-weight:700;
  font-size:13px;
  border:none;
  border-radius:8px;
  padding:10px;
  cursor:pointer;
}
.print-btn{background:#1a1a1a;color:var(--paper);}
.close-text-btn{background:#e3ddc9;color:#1a1a1a;}

@media print{
  body *{visibility:hidden;}
  .receipt, .receipt *{visibility:visible;}
  .receipt{position:absolute;top:0;left:50%;transform:translateX(-50%);box-shadow:none;}
  .receipt-close, .receipt-actions{display:none;}
  .modal-overlay{background:none;position:static;padding:0;}
}

@media (max-width:480px){
  .hero{padding:40px 18px 20px;}
  .grid{padding:0 14px;}
  .info-section{padding:0 18px;}
}

@media (prefers-reduced-motion:reduce){
  *{transition:none !important;}
}