:root {
  --glass: rgba(28, 24, 20, 0.62);
  --glass-line: rgba(255, 255, 255, 0.14);
  --ink: #f6f1ea;
  --ink-dim: rgba(246, 241, 234, 0.62);
  --accent: #ffcf6e;
  --sel: #2a6fdb;
  --desk-bg: #c9a77c;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI Variable", "Segoe UI", system-ui, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) { --glass: rgba(20, 17, 14, 0.7); --desk-bg: #6e5236; }
}
:root[data-theme="dark"] { --glass: rgba(20, 17, 14, 0.7); --desk-bg: #6e5236; }

html, body { margin: 0; height: 100%; overflow: hidden; font-family: var(--font); user-select: none; -webkit-user-select: none; }
/* browser demo: the wood floor is the page; the desktop app is a transparent window over your real wallpaper */
body { background: var(--desk-bg) url(assets/floors/oak_2k.jpg) center / cover no-repeat; touch-action: none; }
body.app { background: transparent; }
#gl { position: fixed; inset: 0; display: block; pointer-events: none; z-index: 2; }
body.app #gl { pointer-events: auto; }
#ui { position: fixed; inset: 0; pointer-events: none; z-index: 3; color: var(--ink); }
#ui .ui-hit { pointer-events: auto; }
.glass { background: var(--glass); border: 1px solid var(--glass-line); backdrop-filter: blur(18px) saturate(1.4); -webkit-backdrop-filter: blur(18px) saturate(1.4); box-shadow: 0 10px 30px rgba(0,0,0,.28), inset 0 1px 0 rgba(255,255,255,.08); }
kbd { font: 600 0.9em var(--font); padding: 1px 6px; border-radius: 5px; background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.18); }

/* move mode */
.handle { position: absolute; left: 0; top: 0; width: 14px; height: 14px; border-radius: 50%; background: #fff; box-shadow: 0 1px 4px rgba(0,0,0,.45), 0 0 0 1px rgba(0,0,0,.15); opacity: 0; transition: opacity .15s; cursor: crosshair; }
#design { position: absolute; left: 0; top: 0; display: flex; align-items: center; gap: 10px; padding: 6px 12px 6px 14px; border-radius: 14px; opacity: 0; transition: opacity .15s; font-size: 12px; white-space: nowrap; }
#design .lbl { color: var(--ink-dim); font-weight: 600; letter-spacing: .02em; }
#design .name { font-weight: 600; min-width: 84px; }
#design .thumbs { display: flex; gap: 5px; }
.thumb { width: 36px; height: 24px; padding: 0; border: 0; border-radius: 4px; overflow: hidden; cursor: pointer; outline: 2px solid transparent; outline-offset: 1px; background: none; transition: transform .12s, outline-color .12s; }
.thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.thumb:hover { transform: translateY(-2px); }
.thumb.on { outline-color: var(--accent); }
#altkey { position: fixed; left: 50%; bottom: 7vh; transform: translateX(-50%) scale(.9); width: 58px; height: 52px; border-radius: 12px; display: grid; place-items: center; font: 600 26px var(--font); opacity: 0; transition: opacity .18s, transform .18s; }
body:not(.mac) #altkey { width: 70px; font-size: 18px; }
#ui:not(.move-mode) .handle, #ui:not(.move-mode) #design { pointer-events: none; }
#ui.move-mode .handle, #ui.move-mode #design { opacity: 1; }
#ui.move-mode #altkey { opacity: 1; transform: translateX(-50%) scale(1); }

/* context menu */
#menu { position: absolute; left: 0; top: 0; width: 272px; padding: 6px; border-radius: 12px; font-size: 13px; display: none; }
#menu.open { display: block; }
#menu .mh { padding: 6px 10px 4px; font-size: 11px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--ink-dim); }
#menu .mi { display: flex; align-items: center; gap: 10px; width: 100%; padding: 6px 10px; border: 0; border-radius: 7px; background: none; color: var(--ink); font: inherit; text-align: left; cursor: pointer; }
#menu .mi:hover { background: var(--sel); }
#menu .mi.style img { width: 42px; height: 28px; border-radius: 3px; object-fit: cover; flex: none; box-shadow: 0 1px 3px rgba(0,0,0,.4); }
#menu .mi.style span { display: flex; flex-direction: column; line-height: 1.25; }
#menu .mi.style i, #menu .kb { font-style: normal; font-size: 11px; color: var(--ink-dim); }
#menu .mi:hover i { color: rgba(255,255,255,.85); }
#menu .mi.style.on b::after { content: "  ✓"; color: var(--accent); }
#menu .seg { display: flex; gap: 4px; padding: 2px 8px 6px; }
#menu .seg button { flex: 1; padding: 5px 0; border-radius: 7px; border: 1px solid var(--glass-line); background: rgba(255,255,255,.06); color: var(--ink); font: 600 12px var(--font); cursor: pointer; }
#menu .seg button:hover { background: rgba(255,255,255,.14); }
#menu .seg button.on { background: var(--ink); color: #1c1814; }
#menu .sep { height: 1px; margin: 5px 8px; background: var(--glass-line); }
#menu .foot { padding: 8px 10px 4px; font-size: 11px; line-height: 1.45; color: var(--ink-dim); }

/* hints */
#hint { position: fixed; left: 50%; top: 22px; transform: translate(-50%, -8px); padding: 9px 16px; border-radius: 12px; font-size: 13px; opacity: 0; transition: opacity .3s, transform .3s; white-space: nowrap; max-width: calc(100vw - 32px); overflow: hidden; text-overflow: ellipsis; }
#hint.show { opacity: 1; transform: translate(-50%, 0); }
#welcome { position: fixed; left: 50%; top: 50%; transform: translate(-50%, -46%); width: min(440px, calc(100vw - 32px)); box-sizing: border-box; padding: 20px 22px 18px; border-radius: 18px; opacity: 0; pointer-events: none; transition: opacity .35s, transform .35s; }
#welcome.show { opacity: 1; pointer-events: auto; transform: translate(-50%, -50%); }
#ui #welcome:not(.show) { pointer-events: none; }   /* beats `#ui .ui-hit` so a dismissed card never eats clicks */
#welcome h3 { margin: 0 0 8px; font-size: 17px; }
#welcome p { margin: 0 0 12px; font-size: 13px; line-height: 1.5; color: var(--ink-dim); }
#welcome p.q { color: var(--ink); font-weight: 600; margin-bottom: 10px; }
#welcome .row { display: flex; gap: 8px; flex-wrap: wrap; }
#welcome button { display: flex; align-items: center; gap: 8px; padding: 6px 12px 6px 6px; border-radius: 10px; border: 1px solid var(--glass-line); background: rgba(255,255,255,.08); color: var(--ink); font: 600 13px var(--font); cursor: pointer; }
#welcome button:hover { background: rgba(255,255,255,.16); }
#welcome button img { width: 44px; height: 28px; border-radius: 5px; object-fit: cover; }
#welcome button.plain { padding: 6px 14px; margin-left: auto; }
#dbg { position: fixed; left: 8px; bottom: 8px; font: 11px ui-monospace, monospace; color: #fff; background: rgba(0,0,0,.5); padding: 3px 6px; border-radius: 4px; }

/* ── fake desktop (browser version) ── */
:root { --mm-bg: rgba(242, 240, 238, 0.86); --mm-ink: #1d1d1f; --mm-dim: rgba(29, 29, 31, 0.42); --mm-line: rgba(0, 0, 0, 0.12); --mm-hi: #0a63d6; --label-sel: #2a62d9; }
#desk { position: fixed; inset: 0; z-index: 1; }
#drag-layer { position: fixed; inset: 0; z-index: 4; pointer-events: none; }
#drag-layer .icon { pointer-events: auto; }
#marquee { position: fixed; left: 0; top: 0; z-index: 4; display: none; pointer-events: none; background: rgba(210, 220, 235, 0.22); border: 1px solid rgba(255, 255, 255, 0.85); box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.06); }
.icon { position: absolute; left: 0; top: 0; width: 80px; display: flex; flex-direction: column; align-items: center; gap: 4px; cursor: default; touch-action: none; }
.icon .ic { width: 64px; height: 56px; display: grid; place-items: center; border-radius: 6px; padding: 3px; position: relative; }
.icon .ic img { max-width: 60px; max-height: 54px; filter: drop-shadow(0 1px 1.5px rgba(0, 0, 0, 0.32)); -webkit-user-drag: none; }
.icon.has-thumb .ic img { max-width: 58px; max-height: 46px; border: 2px solid #fff; border-radius: 1px; box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4); filter: none; }
.icon .play { position: absolute; left: 50%; top: 50%; width: 18px; height: 18px; margin: -9px 0 0 -9px; border-radius: 50%; background: rgba(0, 0, 0, 0.55); }
.icon .play::after { content: ""; position: absolute; left: 7px; top: 5px; border-left: 6px solid #fff; border-top: 4px solid transparent; border-bottom: 4px solid transparent; }
.icon .nm { max-width: 80px; font-size: 12px; line-height: 1.22; text-align: center; color: #fff; text-shadow: 0 1px 2px rgba(0, 0, 0, 0.9), 0 0 1px rgba(0, 0, 0, 0.6); padding: 0 4px 1px; border-radius: 4px; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; word-break: break-word; }
.icon.sel .ic { background: rgba(0, 0, 0, 0.24); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.12); }
.icon.sel .nm { background: var(--label-sel); text-shadow: none; }
.icon.dragging { opacity: 0.88; }
.icon.glide { transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1); }
.icon.bump .ic { animation: bump 0.32s ease; }
.icon.trashed { transition: transform 0.25s ease-in, opacity 0.25s; opacity: 0; }
@keyframes bump { 40% { transform: scale(1.14); } 100% { transform: scale(1); } }

#menubar { position: fixed; left: 0; right: 0; top: 0; height: 25px; z-index: 5; display: flex; justify-content: space-between; align-items: center; padding: 0 10px; box-sizing: border-box; color: #111; font: 500 13px var(--font); background: rgba(255, 255, 255, 0.34); backdrop-filter: blur(24px) saturate(1.6); -webkit-backdrop-filter: blur(24px) saturate(1.6); box-shadow: 0 0.5px 0 rgba(0, 0, 0, 0.12); }
#menubar.mb-light { color: #fff; background: rgba(0, 0, 0, 0.22); }
#menubar .mb-left, #menubar .mb-right { display: flex; align-items: center; gap: 2px; min-width: 0; }
#menubar .mb-logo { width: 22px; height: 16px; margin: 0 6px 0 4px; display: grid; place-items: center; }
#menubar .mb-logo svg { width: 19px; height: 15px; }
#menubar .mb-item { font: inherit; color: inherit; background: none; border: 0; padding: 2px 9px; border-radius: 5px; cursor: default; white-space: nowrap; }
#menubar .mb-app { font-weight: 700; }
#menubar .mb-item.on, #menubar .mb-item:active { background: rgba(0, 0, 0, 0.12); }
#menubar.mb-light .mb-item.on { background: rgba(255, 255, 255, 0.2); }
#menubar .mb-status { display: grid; place-items: center; height: 25px; padding: 0 7px; }
#menubar .mb-status svg { height: 13px; width: auto; }
#menubar .mb-clock { padding: 0 6px 0 8px; white-space: nowrap; font-variant-numeric: tabular-nums; }
.mac-menu { position: fixed; left: 0; top: 0; z-index: 6; min-width: 210px; padding: 5px; border-radius: 8px; display: none; background: var(--mm-bg); color: var(--mm-ink); font: 13px var(--font); backdrop-filter: blur(30px) saturate(1.8); -webkit-backdrop-filter: blur(30px) saturate(1.8); border: 0.5px solid rgba(0, 0, 0, 0.18); box-shadow: 0 10px 30px rgba(0, 0, 0, 0.28), inset 0 0.5px 0 rgba(255, 255, 255, 0.6); }
.mac-menu.open { display: block; }
.mac-menu .mm-item { display: flex; align-items: center; width: 100%; height: 22px; padding: 0 10px 0 4px; border: 0; border-radius: 4px; background: none; color: inherit; font: inherit; text-align: left; cursor: default; }
.mac-menu .mm-item:hover:not(.off) { background: var(--mm-hi); color: #fff; }
.mac-menu .mm-item:hover:not(.off) .mm-key { color: rgba(255, 255, 255, 0.85); }
.mac-menu .mm-item.off { color: var(--mm-dim); }
.mac-menu .mm-check { width: 18px; flex: none; font-size: 12px; text-align: center; }
.mac-menu .mm-label { flex: 1; white-space: nowrap; }
.mac-menu .mm-key { margin-left: 24px; color: var(--mm-dim); font-size: 12px; }
.mac-menu .mm-head { padding: 5px 10px 2px 22px; font-size: 11px; font-weight: 600; color: var(--mm-dim); }
.mac-menu .mm-sep { height: 1px; margin: 5px 10px; background: var(--mm-line); }
.mac-card { position: fixed; left: 50%; top: 42%; z-index: 7; width: min(320px, calc(100vw - 32px)); box-sizing: border-box; padding: 22px 22px 16px; border-radius: 12px; text-align: center; background: var(--mm-bg); color: var(--mm-ink); font: 13px var(--font); backdrop-filter: blur(30px); -webkit-backdrop-filter: blur(30px); box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35), 0 0 0 0.5px rgba(0, 0, 0, 0.2); transform: translate(-50%, -50%) scale(0.96); opacity: 0; pointer-events: none; transition: opacity 0.18s, transform 0.18s; }
.mac-card.show { opacity: 1; pointer-events: auto; transform: translate(-50%, -50%) scale(1); }
.mac-card .ab-icon { width: 64px; height: 52px; margin: 0 auto 6px; color: #8b2b22; }
.mac-card .ab-icon svg { width: 64px; height: 52px; }
.mac-card h3 { margin: 0 0 6px; font-size: 15px; }
.mac-card p { margin: 0 0 10px; line-height: 1.45; color: rgba(29, 29, 31, 0.78); }
.mac-card .ab-small { font-size: 11.5px; }
.mac-card a { color: var(--mm-hi); }
.mac-card .ab-ok { min-width: 76px; padding: 4px 14px; border-radius: 6px; border: 0; background: var(--mm-hi); color: #fff; font: 600 13px var(--font); }
#desk-toast { position: fixed; left: 50%; bottom: 28px; z-index: 7; transform: translate(-50%, 10px); max-width: calc(100vw - 32px); padding: 9px 16px; border-radius: 10px; background: rgba(28, 24, 20, 0.8); color: #f6f1ea; font: 13px var(--font); opacity: 0; pointer-events: none; transition: opacity 0.25s, transform 0.25s; text-align: center; }
#desk-toast.show { opacity: 1; transform: translate(-50%, 0); }
body.desk-mode #hint { top: 36px; }
@media (max-width: 699px) {
  #menubar .mb-item:not(.mb-app):not([data-menu="rug"]):not([data-menu="view"]), #menubar .mb-status:not(:first-child) { display: none; }
  #menubar .mb-item { padding: 2px 7px; }
  #menubar .mb-clock .d { display: none; }
}
@media (max-width: 640px) {
  #design { gap: 6px; padding: 5px 8px; } #design .name { display: none; } .thumb { width: 30px; height: 20px; }
}