/* Store interface. Layout: full-screen 3D canvas with small panels pinned to the corners. */
:root {
  --bg: #EEF2F3; --panel: rgba(238,242,243,.9); --ink: #1B2328; --steel: #5E6B73; --line: #C9D1D5;
  --accent: #0A5AA0; --tag: #FFF0A3; --tagink: #1B2328; --cover: rgba(20,26,30,.72); --cover-ink: #EEF2F3;
  --font: "Archivo", system-ui, -apple-system, "Segoe UI", sans-serif;
  padding-top: env(safe-area-inset-top, 0px); padding-bottom: env(safe-area-inset-bottom, 0px);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) { --bg: #1A2126; --panel: rgba(26,33,38,.88); --ink: #E6ECEE; --steel: #93A1A9; --line: #33404A; --accent: #5FA0DD; --tag: #F2E08A; color-scheme: dark; }
}
:root[data-theme="dark"] { --bg: #1A2126; --panel: rgba(26,33,38,.88); --ink: #E6ECEE; --steel: #93A1A9; --line: #33404A; --accent: #5FA0DD; --tag: #F2E08A; color-scheme: dark; }
[hidden] { display: none !important; }
* { box-sizing: border-box; }
html, body { height: 100%; }
body { margin: 0; overflow: hidden; background: var(--bg); color: var(--ink); font-family: var(--font); font-size: 15px; line-height: 1.45; -webkit-font-smoothing: antialiased; }
#stage { position: fixed; inset: 0; width: 100%; height: 100%; display: block; touch-action: none; cursor: grab; }
#stage.drag { cursor: grabbing; } #stage.hot { cursor: pointer; }
.ui { position: fixed; z-index: 2; }
.panel { background: var(--panel); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border: 1px solid var(--line); border-radius: 10px; }
h2 { margin: 0 0 6px; font-size: .95rem; font-weight: 700; font-stretch: 90%; text-wrap: balance; }
button, .btnlink { font: inherit; font-size: .86rem; font-weight: 600; color: var(--ink); background: transparent; border: 1px solid var(--line); border-radius: 7px; padding: 8px 12px; cursor: pointer; text-decoration: none; }
button:hover, .btnlink:hover { border-color: var(--steel); }
button:focus-visible, a:focus-visible, input:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
button:disabled { opacity: .55; cursor: progress; }
.primary { background: var(--ink); color: var(--bg); border-color: var(--ink); }

#task { top: calc(env(safe-area-inset-top,0px) + 14px); left: 14px; padding: 10px 14px 11px; max-width: min(340px, 60vw); }
#task h2 { font-size: .74rem; text-transform: uppercase; letter-spacing: .06em; color: var(--steel); margin-bottom: 2px; }
#task p { margin: 0; font-size: 1rem; font-weight: 600; }
#cartBtn { top: calc(env(safe-area-inset-top,0px) + 14px); right: 14px; padding: 9px 14px; font-weight: 650; display: flex; gap: 8px; align-items: center; }
#cartBtn b { font-variant-numeric: tabular-nums; font-size: 1.05rem; }
#cart { top: calc(env(safe-area-inset-top,0px) + 64px); right: 14px; width: min(320px, calc(100vw - 28px)); padding: 12px; display: flex; flex-direction: column; gap: 8px; }
#cart ul { list-style: none; margin: 0; padding: 0; max-height: 46vh; overflow: auto; }
#cart li { display: grid; grid-template-columns: 1fr auto auto; gap: 8px; align-items: center; padding: 6px 0; border-top: 1px solid var(--line); font-size: .86rem; }
#cart li b { font-variant-numeric: tabular-nums; }
#cart li button { padding: 4px 8px; font-size: .78rem; }
#cart .empty { margin: 0; color: var(--steel); font-size: .86rem; }
/* on-screen controller: a see-through cross, bottom right */
#pad { right: 18px; bottom: calc(env(safe-area-inset-bottom,0px) + 18px); width: 156px; display: grid; grid-template-columns: repeat(3, 52px); grid-template-rows: repeat(3, 52px) auto; touch-action: none; user-select: none; -webkit-user-select: none; }
#pad::before { content: ""; position: absolute; left: 0; top: 0; width: 156px; height: 156px; pointer-events: none;   /* one cross shape, rounded */
  background: rgba(20,26,30,.45); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  clip-path: path("M64 0H92a12 12 0 0 1 12 12V52H144a12 12 0 0 1 12 12V92a12 12 0 0 1-12 12H104V144a12 12 0 0 1-12 12H64a12 12 0 0 1-12-12V104H12a12 12 0 0 1-12-12V64a12 12 0 0 1 12-12H52V12a12 12 0 0 1 12-12Z"); }
#pad .pad-btn { position: relative; z-index: 1; display: grid; place-items: center; width: 52px; height: 52px; padding: 0; border: 0; border-radius: 12px; background: transparent; color: rgba(255,255,255,.92); cursor: pointer; }
#pad .pad-btn svg { width: 24px; height: 24px; fill: currentColor; stroke: currentColor; stroke-width: 2.5; stroke-linejoin: round; filter: drop-shadow(0 1px 2px rgba(0,0,0,.4)); }
#pad .pad-btn:hover { background: rgba(255,255,255,.14); }
#pad .pad-btn.on, #pad .pad-btn:active { background: rgba(255,255,255,.28); color: #fff; }
#pad .up { grid-area: 1 / 2; } #pad .left { grid-area: 2 / 1; } #pad .home { grid-area: 2 / 2; } #pad .right { grid-area: 2 / 3; } #pad .down { grid-area: 3 / 2; }
#pad .home i { width: 24px; height: 24px; border-radius: 50%; background: rgba(255,255,255,.92); box-shadow: 0 0 0 4px rgba(10,90,160,.85), 0 1px 3px rgba(0,0,0,.4); }
#pad small { grid-column: 1 / -1; justify-self: center; margin-top: 8px; padding: 3px 8px; border-radius: 6px; background: rgba(20,26,30,.55); text-align: center; font-size: .7rem; color: #fff; line-height: 1.3; }
body.inspecting #pad { display: none; }
#hint { left: 50%; top: calc(env(safe-area-inset-top,0px) + 16px); transform: translateX(-50%); font-size: .84rem; padding: 7px 12px; pointer-events: none; }

#tag { left: 50%; bottom: calc(env(safe-area-inset-bottom,0px) + 18px); transform: translateX(-50%); background: var(--tag); color: var(--tagink);
  border-radius: 4px; padding: 12px 14px 10px 18px; width: min(440px, calc(100vw - 28px)); box-shadow: 0 18px 40px rgba(0,0,0,.35); border-left: 8px solid var(--tagink); }
#tag .brand { font-size: .8rem; font-weight: 600; letter-spacing: .02em; }
#tag .kind { font-size: 1.5rem; font-weight: 800; font-stretch: 78%; line-height: 1.05; margin: 1px 0 2px; }
#tag .meta { font-size: .8rem; font-variant-numeric: tabular-nums; }
#tag .qty { display: flex; align-items: center; gap: 8px; margin-top: 8px; font-size: .82rem; }
#tag .qty span { flex: 1; }
#tag .qty button { width: 30px; padding: 3px 0; color: var(--tagink); border-color: rgba(27,35,40,.35); }
#tag .qty b { min-width: 1.5em; text-align: center; font-variant-numeric: tabular-nums; }
#tag .acts { display: flex; gap: 8px; margin-top: 8px; }
#tag .acts button { flex: 1; color: var(--tagink); border-color: rgba(27,35,40,.35); }
#tag .acts button.add { background: #1B2328; color: #FFF0A3; border-color: #1B2328; }
#tag .hint { font-size: .72rem; opacity: .7; margin-top: 6px; }
body.dev #tag { bottom: calc(env(safe-area-inset-bottom,0px) + 74px); }
#zoomBox { right: 14px; top: 50%; transform: translateY(-50%); padding: 10px 8px; display: flex; flex-direction: column; align-items: center; gap: 6px; font-size: .72rem; }
#zoomBox input { writing-mode: vertical-lr; direction: rtl; height: 160px; accent-color: var(--accent); }

.cover { inset: 0; display: grid; place-items: center; background: radial-gradient(ellipse at 50% 60%, rgba(20,26,30,.25), var(--cover)); z-index: 5; padding: 16px; }
.cover .box { text-align: center; color: var(--cover-ink); max-width: 460px; display: grid; gap: 10px; justify-items: center; }
.cover h2 { font-size: clamp(1.8rem, 5vw, 2.6rem); font-weight: 800; font-stretch: 75%; letter-spacing: -.01em; line-height: 1; margin: 0; }
.cover p { margin: 0; opacity: .88; }
.cover .primary { background: #FFF0A3; color: #1B2328; border: 0; font-size: 1rem; padding: 12px 22px; border-radius: 8px; font-weight: 700; text-decoration: none; }
.cover small { opacity: .65; font-size: .78rem; }
.cover .bar { width: 220px; height: 4px; background: rgba(255,255,255,.18); border-radius: 2px; overflow: hidden; }
.cover .bar i { display: block; height: 100%; width: 5%; background: #FFF0A3; transition: width .3s; }
#thanks b { font-variant-numeric: tabular-nums; letter-spacing: .08em; font-size: 1.2rem; }
#confirm { inset: 0; display: grid; place-items: center; background: rgba(12,16,19,.45); z-index: 4; padding: 16px; }
#confirm .box { padding: 18px 20px; width: min(360px, 100%); display: grid; gap: 10px; }
#confirm p { margin: 0; color: var(--steel); }
#confirm .row { display: flex; gap: 8px; } #confirm .row button { flex: 1; }

#devbar { left: 14px; bottom: calc(env(safe-area-inset-bottom,0px) + 14px); display: flex; gap: 6px; padding: 6px; align-items: center; flex-wrap: wrap; max-width: calc(100vw - 28px); }
#devInfo { font-size: .76rem; color: var(--steel); padding: 0 6px; font-variant-numeric: tabular-nums; }
#flags { left: 14px; bottom: calc(env(safe-area-inset-bottom,0px) + 70px); padding: 12px 14px; width: 280px; }
#flags label { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 6px 0; border-top: 1px solid var(--line); font-size: .86rem; cursor: pointer; }
#flags input { width: 18px; height: 18px; accent-color: var(--accent); }
#flags .note { margin: 8px 0 0; font-size: .74rem; color: var(--steel); }
#log { top: calc(env(safe-area-inset-top,0px) + 64px); right: 14px; bottom: calc(env(safe-area-inset-bottom,0px) + 14px); width: min(360px, calc(100vw - 28px)); padding: 12px; display: flex; flex-direction: column; }
#log ol { list-style: none; margin: 0; padding: 0; overflow: auto; flex: 1; font-size: .76rem; border-top: 1px solid var(--line); }
#log li { display: grid; grid-template-columns: 4.4em 1fr; gap: 6px; padding: 4px 2px; border-bottom: 1px solid var(--line); }
#log li time { color: var(--steel); font-variant-numeric: tabular-nums; }
#log li em { font-style: normal; color: var(--steel); }
#log .foot { display: flex; gap: 6px; margin-top: 8px; } #log .foot button { flex: 1; }
#issues { left: 50%; top: 64px; transform: translateX(-50%); background: #FDECEA; color: #7A1F12; border: 1px solid #F1B8AE; border-radius: 8px; padding: 8px 12px; font-size: .8rem; max-width: min(560px, calc(100vw - 28px)); }
@media (max-width: 700px) { #flags { width: calc(100vw - 28px); bottom: calc(env(safe-area-inset-bottom,0px) + 122px); } }
@media (prefers-reduced-motion: reduce) { .cover .bar i { transition: none; } }