.stk-app,.stk-app *{box-sizing:border-box}
.stk-app [hidden]{display:none!important}
.stk-app{
	--bg:#17171b;--card:#202026;--input:#2a2a33;--bd:#3a3a46;--tx:#ececf1;--mu:#9a9aa8;
	--ok:#2fb36d;--warn:#e0a21a;--bad:#e5484d;
	--acc:var(--stk-accent,#8b6b1e);
	background:var(--bg);color:var(--tx);
	font:15px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
	padding:36px 16px 48px;border-radius:14px;margin:0 auto;width:100%;
}
.stk-app[data-mode="light"]{
	--bg:#f3f3f7;--card:#ffffff;--input:#f1f1f5;--bd:#d9d9e2;--tx:#1b1b21;--mu:#686876;
	--ok:#1b8a52;--warn:#b27a00;--bad:#c9302c;
}
@supports (color:color-mix(in srgb,red,blue)){
	.stk-app[data-mode="dark"]{--acc:color-mix(in srgb,var(--stk-accent,#8b6b1e),#fff 18%)}
}
.stk-wrap{max-width:440px;margin:0 auto;position:relative}
.stk-wide{max-width:560px}

.stk-title{
	font-family:Georgia,"Times New Roman",serif;font-weight:700;letter-spacing:.06em;
	text-align:center;color:var(--acc);font-size:2.1rem;line-height:1.2;margin:0 0 14px;padding:0;
}
.stk-rule{height:1px;background:var(--acc);opacity:.55;width:92%;margin:0 auto 26px}

.stk-card{
	background:var(--card);border:1px solid var(--bd);border-radius:12px;
	padding:28px;box-shadow:0 10px 30px rgba(0,0,0,.22);
}
.stk-card-title{
	font-family:Georgia,"Times New Roman",serif;font-weight:400;text-align:center;
	color:var(--acc);font-size:1.4rem;margin:0 0 22px;padding:0;
}
.stk-card-title.stk-left{text-align:left;margin:0}

.stk-app label{display:block;font-weight:600;font-size:.85rem;margin:0 0 8px;color:var(--tx)}
.stk-app input[type=text],.stk-app input[type=password],.stk-app textarea{
	display:block;width:100%;height:50px;padding:0 14px;margin:0 0 18px;
	background:var(--input);color:var(--tx);border:1px solid var(--bd);border-radius:8px;
	font-size:1rem;font-family:inherit;box-shadow:none;outline:none;
}
.stk-app textarea{height:auto;padding:12px 14px;resize:vertical}
.stk-app input:focus,.stk-app textarea:focus{border-color:var(--acc)}
.stk-app input[readonly]{opacity:.7}
.stk-app ::placeholder{color:var(--mu);opacity:1}

.stk-pw{position:relative}
.stk-pw input{padding-right:48px!important}
.stk-eye{
	position:absolute;right:6px;top:0;height:50px;width:40px;background:none!important;border:0!important;
	color:var(--mu);cursor:pointer;padding:0;display:flex;align-items:center;justify-content:center;
}

.stk-app .stk-btn{
	display:block;width:100%;height:46px;margin:0;padding:0 16px;
	background:var(--stk-accent,#8b6b1e);color:#fff;border:1px solid transparent;border-radius:8px;
	font-family:inherit;font-weight:800;font-size:.95rem;line-height:1;letter-spacing:.06em;text-transform:uppercase;cursor:pointer;
}
.stk-app .stk-btn:hover{filter:brightness(1.12)}
.stk-app .stk-btn:disabled{opacity:.55;cursor:default}
.stk-app .stk-btn.ghost{background:transparent;color:var(--tx);border-color:var(--bd);margin-top:10px}
.stk-app .stk-btn.sm{width:auto;min-width:70px}

.stk-msg{min-height:20px;font-size:.88rem;margin:-4px 0 12px}
.stk-msg.err{color:var(--bad)}
.stk-msg.ok{color:var(--ok)}

.stk-or{display:flex;align-items:center;gap:14px;color:var(--mu);font-size:.85rem;margin:22px 0 16px}
.stk-or::before,.stk-or::after{content:"";flex:1;height:1px;background:var(--bd)}
.stk-link{display:block;text-align:center;color:var(--acc)!important;letter-spacing:.18em;font-size:.85rem;text-decoration:none!important;margin-top:6px}
.stk-link:hover{text-decoration:underline!important}

.stk-modebtn{
	position:absolute;top:-18px;right:-4px;width:34px;height:34px;border-radius:50%;
	background:var(--card);color:var(--tx);border:1px solid var(--bd);cursor:pointer;font-size:16px;line-height:1;padding:0;
}
.stk-bar{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:18px;font-size:.88rem;color:var(--mu)}
.stk-bar b{color:var(--tx)}
.stk-bar-actions{display:flex;align-items:center;gap:10px}
.stk-bar .stk-modebtn{position:static}
.stk-mini{color:var(--acc)!important;text-decoration:none!important;font-weight:700;border:1px solid var(--bd);border-radius:8px;padding:6px 12px}

.stk-big{
	display:flex;align-items:center;gap:14px;width:100%;padding:20px;margin:0 0 14px;border-radius:12px;
	border:1px solid var(--bd);background:var(--input);color:var(--tx);font-family:inherit;font-weight:700;font-size:1.05rem;line-height:1.2;
	cursor:pointer;text-align:left;
}
.stk-big svg{width:30px;height:30px;flex:none}
.stk-big.primary{background:var(--stk-accent,#8b6b1e);border-color:transparent;color:#fff}
.stk-big:hover{filter:brightness(1.1)}

.stk-back{background:none;border:1px solid var(--bd);color:var(--tx);border-radius:8px;padding:8px 12px;cursor:pointer;font-size:.85rem}

.stk-reader{position:relative;aspect-ratio:4/3;background:#000;border-radius:10px;overflow:hidden;margin-bottom:12px}
.stk-reader video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
#stk-h5{position:absolute;inset:0}
#stk-h5 video{width:100%!important;height:100%!important;object-fit:cover}
.stk-ph{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:#888;font-size:.9rem}
.stk-reader.on .stk-ph{display:none}
.stk-frame,.stk-laser{display:none;position:absolute;pointer-events:none;z-index:3}
.stk-reader.on .stk-frame{display:block;inset:18% 10%;border:2px solid var(--stk-accent,#8b6b1e);border-radius:10px;box-shadow:0 0 0 999px rgba(0,0,0,.35)}
.stk-reader.on .stk-laser{display:block;left:12%;right:12%;height:2px;background:#ff3b3b;box-shadow:0 0 8px #ff3b3b;top:30%;animation:stkLaser 1.8s ease-in-out infinite alternate}
.stk-reader.h5 .stk-frame{display:none}
@keyframes stkLaser{from{top:28%}to{top:70%}}

.stk-status{min-height:22px;font-size:.88rem;color:var(--mu);margin-bottom:10px;text-align:center}
.stk-status.err{color:var(--bad)}

.stk-manual input{margin:0!important;flex:1;height:46px!important}

.stk-badge.ok{color:var(--ok)}.stk-badge.warn{color:var(--warn)}.stk-badge.bad{color:var(--bad)}
.stk-actions .stk-btn.ghost{margin-top:0}

.stk-form-title{font-family:Georgia,serif;font-weight:400;color:var(--acc);font-size:1.25rem;margin:22px 0 4px}

@media (max-width:480px){
	.stk-app{padding:28px 12px 40px;border-radius:0}
	.stk-card{padding:22px 18px}
}

/* ---- v1.1 ---- */
.stk-title{font-size:min(var(--stk-title-size,34px),14vw)}
.stk-bar-actions{margin-left:auto}
.stk-bar .stk-back,.stk-bar .stk-mini{height:34px;display:inline-flex;align-items:center;padding:0 12px;font-size:.85rem;line-height:1}
.stk-retry{margin-left:8px;background:none;border:1px solid var(--bd);color:var(--acc);border-radius:6px;padding:4px 10px;cursor:pointer;font-size:.85rem}
.stk-status{margin-bottom:12px}
.stk-modal{position:fixed;inset:0;z-index:99999;display:flex;align-items:center;justify-content:center;padding:16px;background:rgba(0,0,0,.68)}
.stk-modal-box{width:100%;max-width:440px;max-height:calc(100vh - 32px);overflow-y:auto;background:var(--card);color:var(--tx);border:1px solid var(--bd);border-radius:14px;padding:22px;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.stk-modal .stk-form-title{margin:0 0 6px}

/* ---- v1.2: app install + clean page ---- */
.stk-app .stk-btn.stk-install{margin-top:18px}
body.stk-clean{margin:0;padding:0}
.stk-clean .stk-app{min-height:100vh;min-height:100dvh;border-radius:0;
	padding-top:calc(24px + env(safe-area-inset-top,0px));padding-bottom:calc(32px + env(safe-area-inset-bottom,0px))}

/* ---- v1.3: POS mode ---- */
.stk-reader.stk-small{aspect-ratio:auto;height:110px;margin-bottom:8px}
.stk-reader.stk-small.on .stk-frame{inset:14% 8%}
.stk-reader.stk-small.on .stk-laser{animation-name:stkLaserS}
@keyframes stkLaserS{from{top:24%}to{top:74%}}
.stk-reader.stk-small + .stk-status{margin-bottom:8px;min-height:20px}
.stk-pos{margin-top:12px}
.stk-pos-head{display:flex;justify-content:space-between;font-size:.8rem;font-weight:700;color:var(--mu);text-transform:uppercase;letter-spacing:.06em;margin-bottom:6px}
.stk-cart{
	height:180px;overflow-y:auto;overflow-x:hidden;border:1px solid var(--bd);border-radius:10px;background:var(--input);
	-webkit-overflow-scrolling:touch;overscroll-behavior:contain;touch-action:pan-y;
	scrollbar-width:none;-ms-overflow-style:none;
}
.stk-cart::-webkit-scrollbar{display:none;width:0;height:0}
.stk-cart-empty{height:100%;display:flex;align-items:center;justify-content:center;color:var(--mu);font-size:.9rem}
.stk-line{display:flex;align-items:center;gap:10px;height:60px;padding:0 6px 0 14px;border-bottom:1px solid var(--bd)}
.stk-line:last-child{border-bottom:0}
.stk-line-info{flex:1;min-width:0}
.stk-line-name{font-weight:700;font-size:.95rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.stk-line-sub{font-size:.8rem;color:var(--mu)}


/* ---- Sales Tracker v1.0 ---- */
.stk-app{color-scheme:dark}
.stk-app[data-mode="light"]{color-scheme:light}
.stk-app select,.stk-app input[type=date]{
	display:block;width:100%;height:50px;padding:0 14px;margin:0 0 14px;
	background:var(--input);color:var(--tx);border:1px solid var(--bd);border-radius:8px;
	font-size:1rem;font-family:inherit;box-shadow:none;outline:none;
}
.stk-app select:focus,.stk-app input[type=date]:focus{border-color:var(--acc)}
.stk-hint{color:var(--mu);font-size:.85rem;margin:-4px 0 14px}
.stk-card > .stk-btn + .stk-pos,.stk-card > .stk-btn + .stk-pos{margin-top:16px}
.stk-pos .stk-btn{margin-top:10px}
.stk-pos .stk-btn.ghost{margin-top:10px}
.stk-cart.tall{height:240px}
.stk-total{display:flex;justify-content:space-between;align-items:baseline;margin:12px 2px 6px;font-weight:700;font-size:1rem}
.stk-total b{font-size:2rem;font-weight:800;color:var(--acc);line-height:1.1}
.stk-pos .stk-msg{margin:4px 0 8px}
.stk-line-name{font-variant-numeric:tabular-nums}

.stk-app .stk-line-x{width:34px;height:34px;flex:none;padding:0;background:none;border:0;color:var(--mu);font-size:1.5rem;line-height:1;cursor:pointer}
.stk-line-sub.err{color:var(--bad)}