:root{
  --bg:       #0b0b0b;
  --bg2:      #141414;
  --bg3:      #1c1c1c;
  --bg4:      #242424;
  --accent:   #ff6b00;
  --accent2:  #ff8c00;
  --gold:     #ffd166;
  --green:    #22c55e;
  --red:      #ef4444;
  --cream:    #f5ede0;
  --muted:    #888;
  --dim:      #555;
  --border:   #2a2a2a;
  --radius:   14px;
  --radius-sm:9px;
  --cart-h:   72px;
}

*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent;}
html{background:var(--bg);}
body{
  background:var(--bg);
  color:var(--cream);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,sans-serif;
  font-size:15px;
  max-width:480px;
  margin:0 auto;
  min-height:100vh;
  -webkit-font-smoothing:antialiased;
  padding-bottom:calc(var(--cart-h) + env(safe-area-inset-bottom) + 8px);
}

/* HEADER */
.app-header{
  position:sticky;top:0;z-index:200;
  background:#0b0b0bcc;
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--border);
  display:flex;align-items:center;
  justify-content:space-between;
  padding:10px 16px;
  gap:10px;
}
.header-brand{display:flex;align-items:center;gap:10px;}
.header-logo{
  width:36px;height:36px;border-radius:50%;
  border:1.5px solid var(--accent);
  background:var(--bg2);
  display:flex;align-items:center;
  justify-content:center;font-size:20px;
}
.header-name{font-size:17px;font-weight:800;color:var(--cream);}
.header-name span{color:var(--accent);}
.header-status{
  display:flex;align-items:center;gap:5px;
  background:#22c55e18;border:1px solid #22c55e44;
  border-radius:20px;padding:4px 10px;
  font-size:11px;font-weight:700;color:var(--green);
  white-space:nowrap;
}
.header-status::before{
  content:'';width:6px;height:6px;border-radius:50%;
  background:var(--green);display:block;
  animation:pulse 2s infinite;
}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.4;}}

/* BADGE PULSE */
@keyframes badgePulse{0%,100%{transform:scale(1);}50%{transform:scale(1.08);}}
.cart-count.pulse{animation:badgePulse .35s ease;}

/* CATEGORY TABS */
.cat-bar{
  position:sticky;top:57px;z-index:190;
  background:#0b0b0bcc;
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--border);
  display:flex;gap:0;
  overflow-x:auto;scrollbar-width:none;
  padding:0 4px;
}
.cat-bar::-webkit-scrollbar{display:none;}
.cat-tab{
  flex-shrink:0;
  background:none;border:none;
  padding:12px 16px;
  font-size:13px;font-weight:600;
  color:var(--muted);cursor:pointer;
  border-bottom:2px solid transparent;
  white-space:nowrap;
  font-family:inherit;
  transition:color .15s,border-color .15s;
}
.cat-tab.active{color:var(--accent);border-bottom-color:var(--accent);}

/* SECTIONS */
.section{padding:16px 12px 0;scroll-margin-top:110px;}
.section-title{
  display:flex;align-items:center;gap:8px;
  font-size:16px;font-weight:800;
  color:var(--cream);margin-bottom:12px;
}
.section-title .s-icon{font-size:18px;}

/* PRODUCT CARDS */
.products-grid{display:flex;flex-direction:column;gap:10px;}
.products-strip{
  display:flex;gap:10px;
  overflow-x:auto;scrollbar-width:none;
  padding-bottom:4px;
}
.products-strip::-webkit-scrollbar{display:none;}

.pcard{
  background:var(--bg2);
  border:1px solid var(--border);
  border-radius:var(--radius);
  display:flex;align-items:center;
  gap:0;overflow:hidden;
  transition:border-color .15s,transform .1s;
}
.pcard:active{transform:scale(.99);border-color:var(--accent);}
.pcard-img{width:96px;height:96px;flex-shrink:0;object-fit:cover;}
.pcard-body{flex:1;padding:10px 10px 10px 12px;min-width:0;}
.pcard-badges{display:flex;gap:5px;flex-wrap:wrap;margin-bottom:5px;}
.badge{
  font-size:9px;font-weight:700;letter-spacing:.5px;
  padding:2px 7px;border-radius:20px;white-space:nowrap;
}
.b-hot{background:#ff6b0022;color:var(--accent);border:1px solid #ff6b0055;}
.b-star{background:#ffd16620;color:var(--gold);border:1px solid #ffd16650;}
.b-new{background:#22c55e18;color:var(--green);border:1px solid #22c55e44;}
.pcard-name{
  font-size:14px;font-weight:700;
  color:var(--cream);line-height:1.2;margin-bottom:3px;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.pcard-desc{
  font-size:11px;color:var(--muted);
  line-height:1.4;margin-bottom:8px;
  display:-webkit-box;-webkit-line-clamp:2;
  -webkit-box-orient:vertical;overflow:hidden;
}
.pcard-footer{display:flex;align-items:center;justify-content:space-between;}
.pcard-price{font-size:17px;font-weight:900;color:var(--gold);}

.add-btn{
  width:34px;height:34px;border-radius:50%;
  background:var(--accent);border:none;
  color:#fff;font-size:20px;font-weight:300;
  cursor:pointer;display:flex;
  align-items:center;justify-content:center;
  transition:background .12s,transform .1s;
  flex-shrink:0;
  box-shadow:0 2px 10px rgba(255,107,0,.3);
}
.add-btn:active{background:#cc5500;transform:scale(.9);}

.qty-ctrl{display:flex;align-items:center;gap:6px;}
.qty-btn{
  width:28px;height:28px;border-radius:50%;
  border:1.5px solid var(--accent);
  background:transparent;
  color:var(--accent);font-size:16px;font-weight:700;
  cursor:pointer;display:flex;
  align-items:center;justify-content:center;
  transition:background .12s,transform .1s;
}
.qty-btn:active{background:var(--accent);color:#fff;transform:scale(.9);}
.qty-num{font-size:15px;font-weight:800;color:var(--cream);min-width:18px;text-align:center;}

.pcard-feat{
  background:var(--bg2);
  border:1px solid rgba(255,107,0,.3);
  border-radius:var(--radius);
  overflow:hidden;
  width:200px;flex-shrink:0;
  transition:border-color .15s,transform .1s;
}
.pcard-feat:active{transform:scale(.98);}
.pcard-feat-img{width:100%;height:110px;object-fit:cover;display:block;}
.pcard-feat-body{padding:10px;}
.pcard-feat-name{
  font-size:13px;font-weight:700;
  color:var(--cream);margin-bottom:2px;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.pcard-feat-desc{
  font-size:10px;color:var(--muted);margin-bottom:8px;line-height:1.4;
  display:-webkit-box;-webkit-line-clamp:2;
  -webkit-box-orient:vertical;overflow:hidden;
}
.pcard-feat-foot{display:flex;align-items:center;justify-content:space-between;}
.pcard-feat-price{font-size:15px;font-weight:900;color:var(--gold);}

#toast{
  position:fixed;
  top:70px;left:50%;
  transform:translateX(-50%) translateY(-20px);
  background:#1c1c1c;
  border:1px solid var(--accent);
  border-radius:30px;
  padding:8px 18px;
  font-size:13px;font-weight:600;
  color:var(--cream);
  z-index:9999;
  opacity:0;
  pointer-events:none;
  transition:opacity .2s,transform .2s;
  white-space:nowrap;
  box-shadow:0 4px 20px rgba(0,0,0,.5);
}
#toast.show{opacity:1;transform:translateX(-50%) translateY(0);}

#cart-bar{
  position:fixed;
  bottom:0;left:50%;
  transform:translateX(-50%);
  width:100%;max-width:480px;
  background:var(--accent);
  padding:12px 16px calc(12px + env(safe-area-inset-bottom));
  display:flex;align-items:center;justify-content:space-between;
  gap:10px;
  cursor:pointer;
  z-index:300;
  transition:background .15s,transform .25s cubic-bezier(.34,1.56,.64,1);
  box-shadow:0 -4px 30px rgba(255,107,0,.3);
}
#cart-bar:active{filter:brightness(.9);}
#cart-bar.empty{background:var(--bg3);box-shadow:0 -2px 15px rgba(0,0,0,.4);}
.cart-bar-left{display:flex;align-items:center;gap:10px;}
.cart-count{
  background:rgba(0,0,0,.3);
  border-radius:20px;padding:3px 10px;
  font-size:13px;font-weight:800;color:#fff;
  min-width:28px;text-align:center;
  transition:transform .25s cubic-bezier(.34,1.56,.64,1);
}
.cart-bar-label{font-size:14px;font-weight:700;color:#fff;}
#cart-bar.empty .cart-bar-label{color:var(--muted);}
.cart-bar-total{font-size:16px;font-weight:900;color:#fff;}
#cart-bar.empty .cart-bar-total{color:var(--dim);}

#cart-overlay{
  position:fixed;inset:0;z-index:400;
  background:rgba(0,0,0,.7);
  backdrop-filter:blur(4px);
  opacity:0;pointer-events:none;
  transition:opacity .25s;
}
#cart-overlay.open{opacity:1;pointer-events:all;}
#cart-panel{
  position:fixed;
  bottom:0;left:50%;
  transform:translateX(-50%) translateY(100%);
  width:100%;max-width:480px;
  background:var(--bg2);
  border-radius:20px 20px 0 0;
  border-top:1px solid var(--border);
  z-index:500;
  max-height:85vh;
  display:flex;flex-direction:column;
  transition:transform .3s cubic-bezier(.34,1.2,.64,1);
  overflow:hidden;
}
#cart-panel.open{transform:translateX(-50%) translateY(0);}
.panel-drag{width:36px;height:4px;border-radius:2px;background:var(--border);margin:10px auto 0;flex-shrink:0;}
.panel-header{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 16px 10px;
  border-bottom:1px solid var(--border);flex-shrink:0;
}
.panel-title{font-size:17px;font-weight:800;color:var(--cream);}
.panel-close{
  width:30px;height:30px;border-radius:50%;
  background:var(--bg3);border:none;
  color:var(--muted);font-size:18px;
  cursor:pointer;display:flex;
  align-items:center;justify-content:center;
}
.panel-body{overflow-y:auto;flex:1;padding:12px;}

.cart-empty{text-align:center;padding:40px 20px;color:var(--dim);}
.cart-empty-icon{font-size:48px;margin-bottom:12px;}
.cart-empty-text{font-size:14px;line-height:1.6;}

.cart-item{
  display:flex;align-items:center;gap:10px;
  padding:10px 0;border-bottom:1px solid var(--border);
}
.cart-item:last-child{border-bottom:none;}
.ci-img{width:52px;height:52px;border-radius:8px;object-fit:cover;flex-shrink:0;}
.ci-info{flex:1;min-width:0;}
.ci-name{
  font-size:13px;font-weight:700;
  color:var(--cream);margin-bottom:3px;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.ci-price{font-size:13px;font-weight:700;color:var(--gold);}
.ci-ctrl{display:flex;align-items:center;gap:6px;flex-shrink:0;}
.ci-btn{
  width:28px;height:28px;border-radius:50%;
  border:1.5px solid var(--border);
  background:var(--bg3);color:var(--cream);
  font-size:15px;font-weight:700;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  transition:border-color .12s,background .12s;
}
.ci-btn.minus{border-color:var(--red);color:var(--red);}
.ci-btn.plus{border-color:var(--accent);color:var(--accent);}
.ci-btn:active{background:var(--bg4);}
.ci-qty{font-size:15px;font-weight:800;color:var(--cream);min-width:20px;text-align:center;}

.cart-total-row{
  display:flex;justify-content:space-between;align-items:center;
  padding:14px;background:var(--bg3);border-radius:var(--radius-sm);
  margin-top:12px;
}
.cart-total-label{font-size:14px;font-weight:600;color:var(--muted);}
.cart-total-val{font-size:22px;font-weight:900;color:var(--accent);}

.checkout-btn{
  width:100%;margin-top:10px;
  background:var(--accent);
  border:none;border-radius:var(--radius);
  padding:15px;
  font-size:15px;font-weight:800;
  color:#fff;cursor:pointer;
  font-family:inherit;
  display:flex;align-items:center;justify-content:center;gap:8px;
  transition:background .12s,transform .1s;
  box-shadow:0 4px 20px rgba(255,107,0,.3);
}
.checkout-btn:active{background:#cc5500;transform:scale(.98);}

.clear-btn{
  width:100%;margin-top:8px;
  background:transparent;
  border:1px solid var(--border);border-radius:var(--radius);
  padding:12px;
  font-size:13px;font-weight:600;
  color:var(--dim);cursor:pointer;
  font-family:inherit;
  transition:border-color .12s,color .12s;
}
.clear-btn:active{border-color:var(--red);color:var(--red);}

.step-indicator{
  display:flex;align-items:center;
  justify-content:center;gap:0;
  padding:8px 0 4px;
}
.step{
  width:28px;height:28px;border-radius:50%;
  background:var(--bg3);
  border:2px solid var(--border);
  display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:700;
  color:var(--muted);
  transition:all .25s;
}
.step.active{
  background:var(--accent);
  border-color:var(--accent);
  color:#fff;
}
.step.done{
  background:var(--green);
  border-color:var(--green);
  color:#fff;
}
.step-line{
  width:36px;height:2px;
  background:var(--border);
  transition:background .25s;
}
.step-line.done{background:var(--green);}
.step-labels{
  display:flex;justify-content:space-around;
  padding:2px 0 12px;
}
.step-label{
  font-size:10px;font-weight:600;
  color:var(--dim);
  text-transform:uppercase;
  letter-spacing:.5px;
  transition:color .25s;
}
.step-label.active{color:var(--accent);}
.step-label.done{color:var(--green);}

#checkout-overlay{
  position:fixed;inset:0;z-index:600;
  background:rgba(0,0,0,.8);
  backdrop-filter:blur(6px);
  opacity:0;pointer-events:none;
  transition:opacity .25s;
}
#checkout-overlay.open{opacity:1;pointer-events:all;}

#checkout-panel{
  position:fixed;
  bottom:0;left:50%;
  transform:translateX(-50%) translateY(100%);
  width:100%;max-width:480px;
  background:var(--bg2);
  border-radius:20px 20px 0 0;
  border-top:1px solid var(--border);
  z-index:700;
  max-height:90vh;
  display:flex;flex-direction:column;
  transition:transform .3s cubic-bezier(.34,1.2,.64,1);
  overflow:hidden;
}
#checkout-panel.open{transform:translateX(-50%) translateY(0);}

.form-section{padding:0 16px 16px;overflow-y:auto;flex:1;}
.form-group{margin-bottom:14px;}
.form-label{
  display:block;font-size:12px;font-weight:700;
  color:var(--muted);letter-spacing:.5px;
  text-transform:uppercase;margin-bottom:6px;
}
.form-input{
  width:100%;background:var(--bg3);
  border:1.5px solid var(--border);
  border-radius:var(--radius-sm);
  padding:12px 14px;
  font-size:15px;color:var(--cream);
  font-family:inherit;outline:none;
  transition:border-color .15s;
}
.form-input:focus{border-color:var(--accent);}
.form-input::placeholder{color:var(--dim);}
.form-input.error{border-color:var(--red);}

.pay-options{display:flex;gap:8px;}
.pay-opt{
  flex:1;background:var(--bg3);
  border:1.5px solid var(--border);
  border-radius:var(--radius-sm);
  padding:12px 8px;text-align:center;
  cursor:pointer;transition:all .15s;
}
.pay-opt.selected{
  border-color:var(--accent);
  background:rgba(255,107,0,.1);
}
.pay-opt-icon{font-size:22px;margin-bottom:4px;}
.pay-opt-label{font-size:11px;font-weight:700;color:var(--muted);}
.pay-opt.selected .pay-opt-label{color:var(--accent);}

.order-summary{
  background:var(--bg3);border-radius:var(--radius-sm);
  padding:12px;margin-bottom:14px;
}
.order-summary-title{
  font-size:12px;font-weight:700;
  color:var(--muted);text-transform:uppercase;
  letter-spacing:.5px;margin-bottom:8px;
}
.os-item{
  display:flex;justify-content:space-between;
  font-size:12px;color:var(--muted);
  padding:3px 0;border-bottom:1px solid var(--border);
}
.os-item:last-child{border-bottom:none;}
.os-item-name{flex:1;}
.os-item-qty{color:var(--accent);font-weight:700;margin:0 8px;}
.os-item-price{color:var(--gold);font-weight:700;}
.os-total{
  display:flex;justify-content:space-between;
  align-items:center;margin-top:10px;
  padding-top:10px;border-top:1px solid var(--border);
}
.os-total-label{font-size:13px;font-weight:700;color:var(--muted);}
.os-total-val{font-size:20px;font-weight:900;color:var(--accent);}

.send-btn{
  width:100%;
  background:linear-gradient(135deg,#25d366,#1da851);
  border:none;border-radius:var(--radius);
  padding:16px;margin-bottom:8px;
  font-size:16px;font-weight:800;
  color:#fff;cursor:pointer;
  font-family:inherit;
  display:flex;align-items:center;justify-content:center;gap:8px;
  transition:filter .12s,transform .1s;
  box-shadow:0 4px 20px rgba(37,211,102,.3);
}
.send-btn:active{filter:brightness(.9);transform:scale(.98);}

.field-error{
  font-size:11px;color:var(--red);
  margin-top:4px;display:none;
}
.field-error.show{display:block;}

.field-hint{
  font-size:10px;color:var(--dim);
  margin-top:4px;display:none;
}
.field-hint.show{display:block;}

.page-end{height:20px;}