/* ===== desktop shell: wallpaper, topbar, dock, popovers, overview, notifications ===== */
#desktop { position:fixed; inset:0; }
#desktop.scaled { transform-origin:top left; }
#wallpaper { position:absolute; inset:0; background:#2C001E center/cover no-repeat; transition:background-image .3s; }
#night-light { position:absolute; inset:0; background:rgba(255,140,40,.16); opacity:0; transition:opacity .8s; pointer-events:none; z-index:5; mix-blend-mode:multiply; }

/* ---------- top bar ---------- */
#topbar { position:absolute; top:0; left:0; right:0; height:30px; z-index:500;
  display:flex; align-items:center; padding:0 6px;
  background:var(--topbar-bg); color:var(--topbar-fg); font-size:13px; }
.tb-left { display:flex; align-items:center; gap:2px; width:33%; }
.tb-center { flex:1; text-align:center; }
.tb-right { width:33%; display:flex; justify-content:flex-end; }
.tb-btn { color:var(--topbar-fg); padding:4px 9px; border-radius:4px; font-size:13px; font-weight:500; transition:background .12s; }
.tb-btn:hover, .tb-btn.open { background:rgba(255,255,255,.14); }
.tb-btn:active { background:rgba(255,255,255,.2); }
#activities-btn { font-weight:700; }
.tb-app-menu { font-weight:500; }
.tb-status { display:inline-flex; align-items:center; gap:7px; padding:4px 8px; }
.st-ico svg { width:15px; height:15px; display:block; }
.st-ico.low { color:#E01B24; }
.st-txt { font-size:12px; }
.tb-caret { opacity:.7; margin-left:-2px; }

/* ---------- popovers ---------- */
#popover-layer { position:fixed; inset:0; z-index:800; pointer-events:none; }
.popover { position:absolute; pointer-events:auto; background:var(--popover-bg); color:var(--popover-fg);
  border-radius:12px; box-shadow:var(--shadow-pop); border:1px solid rgba(255,255,255,.08);
  opacity:0; transform:translateY(-6px) scale(.98); transform-origin:top center; transition:opacity .15s,transform .15s; }
.popover.in { opacity:1; transform:none; }
.popover svg { width:15px; height:15px; }

/* calendar popover */
.cal-pop { display:flex; width:600px; padding:0; overflow:hidden; }
.cal-left { padding:16px 18px 14px; border-right:1px solid rgba(255,255,255,.08); }
.cal-date-big { font-size:44px; font-weight:300; line-height:1; }
.cal-date-sub { color:#bbb; font-size:13px; margin:4px 0 12px; }
.cal-head { display:flex; align-items:center; justify-content:space-between; margin-bottom:6px; }
.cal-title { font-weight:600; font-size:14px; }
.cal-nav { width:28px; height:28px; border-radius:50%; display:grid; place-items:center; color:#ddd; }
.cal-nav:hover { background:rgba(255,255,255,.12); }
.cal-grid { display:grid; grid-template-columns:repeat(7,32px); gap:2px; }
.cal-h { font-size:10.5px; color:#999; text-align:center; padding:3px 0; }
.cal-day { text-align:center; font-size:12.5px; padding:5px 0; border-radius:50%; }
.cal-day:hover { background:rgba(255,255,255,.1); }
.cal-day.other { color:#777; }
.cal-day.today { background:var(--accent); color:#fff; font-weight:600; }
.cal-right { flex:1; display:flex; flex-direction:column; max-height:330px; }
.notif-head { display:flex; align-items:center; justify-content:space-between; padding:12px 14px 8px; font-size:13px; color:#ccc; }
.notif-ctl { display:flex; gap:6px; align-items:center; }
.dnd-btn, .clear-btn { color:#ccc; font-size:12px; padding:4px 10px; border-radius:14px; background:rgba(255,255,255,.08); display:inline-flex; align-items:center; }
.dnd-btn { width:30px; height:24px; padding:0; justify-content:center; }
.dnd-btn:hover, .clear-btn:hover { background:rgba(255,255,255,.16); }
.dnd-btn.on { background:var(--accent); color:#fff; }
.notif-empty { flex:1; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:10px; color:#888; }
.notif-empty svg { width:34px; height:34px; opacity:.5; }
.notif-empty span { font-size:13px; }
.notif-list { flex:1; overflow-y:auto; padding:0 8px 8px; }
.notif { display:flex; gap:10px; padding:9px 10px; border-radius:10px; position:relative; }
.notif:hover { background:rgba(255,255,255,.07); }
.notif-ico svg { width:26px; height:26px; }
.notif-txt { flex:1; min-width:0; }
.notif-title { font-size:13px; font-weight:600; }
.notif-body { font-size:12.5px; color:#bbb; overflow:hidden; text-overflow:ellipsis; }
.notif-meta { font-size:11px; color:#888; margin-top:2px; }
.notif-x { position:absolute; top:6px; right:6px; width:22px; height:22px; border-radius:50%; display:none; place-items:center; color:#ccc; }
.notif:hover .notif-x { display:grid; }
.notif-x:hover { background:rgba(255,255,255,.14); }

/* system status popover */
.sys-pop { width:330px; padding:10px 0; }
.sys-main { display:flex; flex-direction:column; }
.sys-row { display:flex; align-items:center; gap:12px; padding:9px 16px; }
.sys-ico { width:22px; display:flex; justify-content:center; color:#ddd; flex:none; }
.sys-ico svg { width:17px; height:17px; }
.sys-grow { flex:1; min-width:0; }
.sys-l1 { font-size:13.5px; font-weight:600; }
.sys-l2 { font-size:12px; color:#aaa; }
.sys-vol { flex:1; }
.sys-vol::-webkit-slider-thumb { background:#fff; }
.sys-sep { height:1px; background:rgba(255,255,255,.09); margin:4px 0; }
.sys-sub { margin:0 16px 8px; padding:6px 10px; text-align:left; font-size:12.5px; color:#ccc; border-radius:7px; }
.sys-sub:hover { background:rgba(255,255,255,.08); }
.sys-btns { display:flex; padding:8px 12px 4px; gap:8px; }
.sys-b { flex:1; display:flex; flex-direction:column; align-items:center; gap:5px; padding:10px 4px;
  border-radius:9px; background:rgba(255,255,255,.07); font-size:11.5px; color:#eee; }
.sys-b svg { width:18px; height:18px; }
.sys-b:hover { background:rgba(255,255,255,.14); }
.sys-item { display:flex; align-items:center; gap:12px; width:100%; padding:10px 18px; font-size:13.5px; color:#eee; text-align:left; }
.sys-item:hover { background:rgba(255,255,255,.09); }
.sys-backbtn { display:flex; align-items:center; gap:8px; font-size:14px; font-weight:600; color:#eee; padding:4px 8px; border-radius:7px; }
.sys-backbtn:hover { background:rgba(255,255,255,.1); }

/* ---------- context menus ---------- */
#menu-layer { position:fixed; inset:0; z-index:850; pointer-events:none; }
.ctx-menu { position:absolute; pointer-events:auto; min-width:190px; padding:6px;
  background:var(--menu-bg); color:var(--menu-fg); border-radius:10px; border:1px solid var(--border);
  box-shadow:var(--shadow-2); opacity:0; transform:scale(.96); transform-origin:top left; transition:opacity .12s,transform .12s; }
.ctx-menu.open { opacity:1; transform:none; }
.ctx-item { display:flex; align-items:center; gap:9px; width:100%; padding:7px 10px; border-radius:7px;
  font-size:13px; text-align:left; color:var(--menu-fg); }
.ctx-item:hover:not(.disabled) { background:var(--accent); color:#fff; }
.ctx-item.disabled { color:var(--fg-faint); }
.ctx-item.danger:hover { background:#E01B24; }
.ctx-ico { width:16px; height:16px; display:flex; } .ctx-ico svg{width:16px;height:16px}
.ctx-label { flex:1; }
.ctx-check { width:16px; display:flex; } .ctx-check svg{width:14px;height:14px}
.ctx-sc { font-size:11px; color:var(--fg-faint); margin-left:14px; }
.ctx-item:hover .ctx-sc { color:rgba(255,255,255,.8); }
.ctx-sep { height:1px; background:var(--border); margin:5px 8px; }
.ctx-header { font-size:12px; font-weight:700; padding:7px 10px 4px; color:var(--fg-dim); }

/* ---------- modal ---------- */
#modal-layer { position:fixed; inset:0; z-index:900; pointer-events:none; }
.modal-back { position:absolute; inset:0; background:rgba(0,0,0,.42); display:grid; place-items:center;
  opacity:0; transition:opacity .15s; pointer-events:auto; }
.modal-back.in { opacity:1; }
.modal { width:400px; max-width:92vw; background:var(--bg-surface); border-radius:14px;
  box-shadow:var(--shadow-2); border:1px solid var(--border); padding:22px; transform:scale(.94) translateY(8px); transition:transform .16s cubic-bezier(.3,1.2,.4,1); }
.modal-back.in .modal { transform:none; }
.modal.wide { width:560px; }
.modal-content { display:flex; gap:16px; }
.modal-icon { flex:none; color:#B8860B; } .modal-icon svg { width:44px; height:44px; }
.modal-text { flex:1; min-width:0; }
.modal-title { font-size:15.5px; font-weight:700; line-height:1.35; }
.modal-body { font-size:13.5px; color:var(--fg-dim); margin-top:6px; line-height:1.5; }
.modal-btns { display:flex; gap:9px; margin-top:20px; }
.modal-btns .btn { flex:1; justify-content:center; padding:8px 10px; font-weight:600; }
.save-as label { display:block; font-size:12px; color:var(--fg-dim); margin:10px 0 4px; }
.save-as input, .auth-pass { width:100%; padding:7px 10px; border-radius:7px; border:1px solid var(--border); background:var(--bg-input); color:var(--fg); font-size:13px; outline:none; }
.save-as input:focus, .auth-pass:focus { border-color:var(--accent); box-shadow:0 0 0 2px var(--accent-soft); }
.open-list { max-height:300px; overflow:auto; margin-top:12px; border:1px solid var(--border); border-radius:8px; }
.open-item { display:flex; align-items:center; gap:10px; width:100%; padding:7px 12px; font-size:13px; text-align:left; }
.open-item:hover { background:var(--hover); }
.props { border-collapse:collapse; width:100%; font-size:13px; }
.props td { padding:5px 10px 5px 0; vertical-align:top; }
.props td:first-child { color:var(--fg-faint); white-space:nowrap; padding-right:18px; }

/* ---------- notification banners ---------- */
#banner-layer { position:fixed; top:36px; left:50%; transform:translateX(-50%); z-index:700;
  display:flex; flex-direction:column; gap:8px; align-items:center; pointer-events:none; }
.banner { pointer-events:auto; display:flex; gap:12px; width:430px; padding:12px 14px;
  background:var(--popover-bg); color:var(--popover-fg); border-radius:12px; box-shadow:var(--shadow-pop);
  opacity:0; transform:translateY(-12px); transition:opacity .22s,transform .22s; border:1px solid rgba(255,255,255,.08); }
.banner.in { opacity:1; transform:none; }
.banner.clickable:hover { background:rgba(40,40,40,.98); }
.banner-ico svg { width:30px; height:30px; }
.banner-txt { flex:1; min-width:0; }
.banner-head { display:flex; justify-content:space-between; align-items:center; }
.banner-app { font-size:11px; color:#999; text-transform:uppercase; letter-spacing:.4px; }
.banner-x { width:20px; height:20px; border-radius:50%; color:#bbb; display:none; place-items:center; }
.banner:hover .banner-x { display:grid; }
.banner-x:hover { background:rgba(255,255,255,.15); }
.banner-title { font-size:13.5px; font-weight:600; }
.banner-body { font-size:12.5px; color:#ccc; }

/* ---------- dock ---------- */
#dock { position:absolute; left:0; top:30px; bottom:0; width:66px; z-index:400;
  display:flex; flex-direction:column; align-items:center; padding:8px 0; gap:2px;
  background:var(--dock-bg); backdrop-filter:blur(14px); -webkit-backdrop-filter:blur(14px); }
#dock-items { display:flex; flex-direction:column; align-items:center; gap:4px; flex:1; width:100%; }
#dock-tail { display:flex; flex-direction:column; align-items:center; gap:6px; padding-top:6px; border-top:1px solid rgba(255,255,255,.1); width:100%; }
.dock-item { position:relative; width:54px; height:54px; border-radius:12px; display:grid; place-items:center; transition:background .12s; }
.dock-item:hover { background:rgba(255,255,255,.1); }
.dock-item:active { background:rgba(255,255,255,.16); }
.dock-ico { width:46px; height:46px; display:block; transition:transform .14s cubic-bezier(.3,1.4,.5,1); }
.dock-ico svg { width:100%; height:100%; filter:drop-shadow(0 2px 3px rgba(0,0,0,.35)); }
.dock-item:hover .dock-ico { transform:scale(1.08); }
.dock-item:active .dock-ico { transform:scale(.96); }
.dock-dots { position:absolute; left:-2px; top:50%; transform:translateY(-50%); display:flex; flex-direction:column; gap:3px; }
.dock-dots i { width:6px; height:6px; border-radius:50%; background:var(--accent); box-shadow:0 0 4px rgba(0,0,0,.4); }
.dock-item.running .dock-dots i:first-child { box-shadow:0 0 0 1px rgba(0,0,0,.2); }
.show-apps .dock-ico svg circle { fill:rgba(255,255,255,.92); }
#ov-dash .dock-dots { left:50%; top:auto; bottom:-4px; transform:translateX(-50%); flex-direction:row; }

/* ---------- desktop icons ---------- */
#desktop-icons { position:absolute; top:38px; left:76px; right:10px; bottom:10px; display:flex; flex-direction:column; flex-wrap:wrap; align-content:flex-start; gap:4px; z-index:10; pointer-events:none; }
.desk-ico { width:92px; padding:8px 4px; border-radius:8px; display:flex; flex-direction:column; align-items:center; gap:4px; pointer-events:auto; }
.desk-ico:hover { background:rgba(255,255,255,.12); }
.desk-ico.sel { background:var(--accent-dim); }
.desk-img svg { width:44px; height:44px; filter:drop-shadow(0 1px 2px rgba(0,0,0,.4)); }
.desk-name { font-size:12px; color:#fff; text-shadow:0 1px 3px rgba(0,0,0,.8); text-align:center; max-width:88px; overflow:hidden; text-overflow:ellipsis; }

/* ---------- overview ---------- */
#desktop.in-ov #window-layer { background:rgba(14,14,14,.55); }
#desktop.in-ov #dock { opacity:0; pointer-events:none; }
#desktop.in-ov #desktop-icons { opacity:.25; }
#overview { position:absolute; inset:0; z-index:600; background:transparent;
  opacity:0; transition:opacity .22s; display:flex; flex-direction:column; pointer-events:none; }
#overview.open { opacity:1; }
.ov-top, #ov-workspaces, #ov-dash, #ov-results, #app-grid { pointer-events:auto; }
.ov-body { pointer-events:none; }
.ov-spread-wrap { pointer-events:none; }
.ov-top { display:flex; justify-content:center; padding:34px 0 10px; }
#ov-search { width:380px; padding:9px 18px; border-radius:20px; border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.1); color:#fff; font-size:14px; outline:none; text-align:center; transition:background .15s,border-color .15s; }
#ov-search::placeholder { color:rgba(255,255,255,.55); }
#ov-search:focus { background:rgba(20,20,20,.7); border-color:rgba(255,255,255,.3); }
.ov-body { flex:1; display:flex; min-height:0; padding:0 12px; }
.ov-spread-wrap { flex:1; position:relative; }
#ov-spread { position:absolute; inset:0 170px 90px 8px; }
#ov-empty { position:absolute; inset:0; display:grid; place-items:center; color:rgba(255,255,255,.6); font-size:15px; }
.ov-body.grid-mode #ov-spread, .ov-body.grid-mode #ov-workspaces, .ov-body.grid-mode #ov-empty { display:none !important; }

#ov-workspaces { width:150px; display:flex; flex-direction:column; gap:10px; align-items:center; padding:6px 0 90px; }
.ws-thumb { width:132px; border-radius:8px; padding:0; }
.ws-mini { position:relative; display:block; width:132px; height:76px; border-radius:8px; overflow:hidden;
  background:#333 center/cover; border:2px solid transparent; transition:border-color .15s; }
.ws-thumb.cur .ws-mini { border-color:var(--accent); }
.ws-thumb:hover .ws-mini { border-color:rgba(255,255,255,.5); }
.ws-mini i { position:absolute; background:rgba(255,255,255,.75); border-radius:1px; min-width:4px; min-height:3px; }
.ws-add { height:76px; display:grid; place-items:center; color:rgba(255,255,255,.6); border:2px dashed rgba(255,255,255,.25); border-radius:8px; }
.ws-add svg { width:20px; height:20px; }
.ws-add:hover { border-color:rgba(255,255,255,.55); color:#fff; }

#ov-dash { position:absolute; bottom:14px; left:50%; transform:translateX(-50%); display:flex; gap:6px;
  background:rgba(20,20,20,.8); border-radius:16px; padding:8px 12px; }
.win.in-ov { cursor:pointer; }
.win.in-ov .ov-label { position:absolute; top:calc(100% + 6px); left:0; right:0; display:flex; align-items:center; justify-content:center; gap:7px;
  color:#fff; font-size:13px; pointer-events:none; text-shadow:0 1px 3px rgba(0,0,0,.7); }
.win.in-ov .ov-label svg { width:18px; height:18px; }
.win.in-ov .rs { display:none; }

/* ---------- search results ---------- */
#ov-results { position:absolute; top:92px; left:50%; transform:translateX(-50%); width:min(640px,90vw); max-height:70vh; overflow-y:auto;
  background:var(--popover-bg); color:var(--popover-fg); border-radius:14px; padding:14px; z-index:610; box-shadow:var(--shadow-pop); }
.res-sect { font-size:12px; font-weight:700; color:#999; text-transform:uppercase; letter-spacing:.5px; margin:10px 6px 6px; }
.res-apps { display:grid; grid-template-columns:repeat(4,1fr); gap:4px; }
.res-app { display:flex; flex-direction:column; align-items:center; gap:6px; padding:12px 6px; border-radius:10px; }
.res-app:hover { background:rgba(255,255,255,.09); }
.res-app .grid-ico { width:52px; height:52px; }
.res-app .grid-name { font-size:12px; color:#eee; }
.res-file { display:flex; align-items:center; gap:12px; width:100%; padding:8px 10px; border-radius:9px; text-align:left; }
.res-file:hover { background:rgba(255,255,255,.09); }
.res-ico svg { width:26px; height:26px; }
.res-name { font-size:13.5px; font-weight:600; color:#eee; flex:none; max-width:40%; overflow:hidden; text-overflow:ellipsis; }
.res-sub { font-size:12px; color:#999; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.res-none { padding:30px; text-align:center; color:#999; }

/* ---------- app grid ---------- */
#app-grid { position:absolute; inset:90px 0 90px; display:flex; flex-direction:column; }
#grid-pages { flex:1; position:relative; overflow:hidden; }
.grid-page { position:absolute; inset:0 6%; display:grid; grid-template-columns:repeat(6,1fr); grid-auto-rows:120px; gap:8px;
  align-content:center; justify-items:center; transition:transform .3s cubic-bezier(.3,.8,.3,1); }
.grid-cell { display:flex; flex-direction:column; align-items:center; gap:8px; width:110px; padding:12px 4px; border-radius:12px; }
.grid-cell:hover { background:rgba(255,255,255,.1); }
.grid-ico { width:64px; height:64px; display:block; transition:transform .12s; }
.grid-ico svg { width:100%; height:100%; filter:drop-shadow(0 2px 4px rgba(0,0,0,.3)); }
.grid-cell:hover .grid-ico { transform:scale(1.07); }
.grid-name { font-size:12.5px; color:#f2f2f2; text-shadow:0 1px 3px rgba(0,0,0,.6); max-width:104px; overflow:hidden; text-overflow:ellipsis; }
.folder-ico { width:64px; height:64px; display:grid; grid-template-columns:1fr 1fr; gap:4px; padding:8px;
  background:rgba(255,255,255,.14); border-radius:14px; border:1px solid rgba(255,255,255,.12); }
.folder-ico svg { width:100%; height:100%; }
#grid-dots { display:flex; justify-content:center; gap:8px; padding:12px; }
#grid-dots i { width:8px; height:8px; border-radius:50%; background:rgba(255,255,255,.35); cursor:pointer; }
#grid-dots i.cur { background:#fff; }
.folder-open { position:absolute; inset:0; background:rgba(15,15,15,.55); display:grid; place-items:center; z-index:20; }
.folder-card { background:var(--popover-bg); border-radius:16px; padding:22px 26px; min-width:340px; box-shadow:var(--shadow-pop); }
.folder-name { text-align:center; color:#eee; font-size:15px; font-weight:600; margin-bottom:16px; }
.folder-apps { display:grid; grid-template-columns:repeat(4,1fr); gap:8px; }

/* ---------- tooltip ---------- */
#tooltip { position:fixed; z-index:950; background:#1c1c1c; color:#eee; font-size:12px; padding:5px 10px;
  border-radius:6px; pointer-events:none; opacity:0; transition:opacity .12s; border:1px solid rgba(255,255,255,.12); }
#tooltip.show { opacity:1; }

/* ---------- alt-tab switcher ---------- */
#switcher { position:fixed; top:50%; left:50%; transform:translate(-50%,-50%); z-index:920;
  display:flex; gap:8px; background:rgba(25,25,25,.94); border-radius:14px; padding:14px; box-shadow:var(--shadow-pop); }
.sw-item { display:flex; flex-direction:column; align-items:center; gap:6px; padding:10px 14px; border-radius:10px; min-width:86px; }
.sw-item svg { width:44px; height:44px; }
.sw-item span { font-size:11.5px; color:#ddd; max-width:96px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.sw-item.sel { background:rgba(255,255,255,.14); }

/* ---------- lock screen ---------- */
#lock-screen { overflow:hidden; }
.lock-wall { position:absolute; inset:-40px; background:#2C001E center/cover; filter:blur(0px); transition:filter .4s; }
.lock-shade { position:absolute; inset:0; background:rgba(10,5,12,.25); transition:background .4s; }
#lock-screen.lift .lock-wall { filter:blur(26px) brightness(.75); }
#lock-screen.lift .lock-shade { background:rgba(10,5,12,.45); }
.lock-clock-stage { position:absolute; inset:0; display:flex; flex-direction:column; align-items:center; justify-content:center; color:#fff; cursor:pointer; }
.lock-clock { font-size:120px; font-weight:200; letter-spacing:2px; text-shadow:0 2px 18px rgba(0,0,0,.35); }
.lock-date { font-size:22px; font-weight:300; opacity:.92; margin-top:6px; }
.lock-hint { position:absolute; bottom:70px; font-size:13.5px; opacity:.75; animation:fadein 1s; }
.lock-login-stage { position:absolute; inset:0; display:flex; flex-direction:column; align-items:center; justify-content:center; color:#fff; gap:14px; animation:fadein .3s; }
.lock-avatar { width:96px; height:96px; border-radius:50%; background:linear-gradient(160deg,#E95420,#77216F); display:grid; place-items:center; font-size:44px; font-weight:300; box-shadow:0 6px 24px rgba(0,0,0,.4); }
.lock-user { font-size:19px; font-weight:500; }
.lock-pass-row { display:flex; gap:8px; margin-top:6px; }
#lock-pass { width:230px; padding:10px 14px; border-radius:8px; border:1px solid rgba(255,255,255,.25); background:rgba(255,255,255,.14); color:#fff; font-size:14px; outline:none; text-align:center; }
#lock-pass::placeholder { color:rgba(255,255,255,.55); }
#lock-pass:focus { border-color:rgba(255,255,255,.5); background:rgba(255,255,255,.2); }
.lock-go { width:42px; border-radius:8px; background:rgba(255,255,255,.16); color:#fff; font-size:17px; }
.lock-go:hover { background:var(--orange); }
.lock-msg { min-height:18px; font-size:12.5px; color:#F6C76B; }
.lock-cancel button { color:rgba(255,255,255,.7); font-size:13px; padding:6px 16px; border-radius:6px; }
.lock-cancel button:hover { background:rgba(255,255,255,.12); color:#fff; }

/* scrollbars on light surfaces handled in base */