/* ==========================================================================
   NOVA OS — desktop theme (loaded after os.css)
   Night-sky wallpaper does the color; everything on top of it is quiet:
   solid violet-black panels, one font (Onest), sentence-case labels,
   violet only where something is selected or in progress.
   ========================================================================== */
:root {
  --panel: rgba(20, 16, 30, 0.88);
  --panel-solid: #14101e;
  --panel-2: #1c1729;
  --line: rgba(255, 255, 255, 0.07);
  --line-strong: rgba(255, 255, 255, 0.14);
  --txt: #ece8f6;
  --dim: #a79fbd;
  --faint: #776f8c;
  --sel: #9d84ff;
  --sel-deep: #6c4cf0;
  --tile: #2b1f5c;
  --glass: var(--panel);
  --glass-strong: rgba(18, 14, 27, 0.97);
  --dock-h: 52px;
  --font-os: 'Onest', system-ui, sans-serif;
}

body.os { background: #000; color: var(--txt); font-family: var(--font-os); -webkit-font-smoothing: antialiased; }
body.os .bg-vignette { background: none; }
::selection { background: var(--sel-deep); color: #fff; }
:focus-visible { outline: 2px solid var(--sel); outline-offset: 2px; }

/* ---------- surfaces + small text ---------- */
.os-glass {
  background: var(--panel); border: 1px solid var(--line);
  backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px);
  box-shadow: 0 12px 32px -16px rgba(0, 0, 0, .8);
}
.os-label { font-family: var(--font-os); font-size: 13px; font-weight: 400; letter-spacing: 0; text-transform: none; color: var(--dim); }
.pill { font-size: 12.5px; font-weight: 500; letter-spacing: 0; color: var(--dim); background: rgba(255, 255, 255, .06); border-color: var(--line); border-radius: 6px; padding: 3px 8px; }
.pill.hot, .pill.ok { color: #d6ccff; background: rgba(157, 132, 255, .14); border-color: rgba(157, 132, 255, .25); }
.bar { height: 6px; background: rgba(255, 255, 255, .1); }
.bar > i, .bar.gold > i { background: var(--sel); box-shadow: none; }
.viz i { background: var(--sel); opacity: .7; }

/* ---------- desktop ---------- */
.os-home { inset: 0 0 var(--dock-h) 0; padding: 40px 28px 24px 52px; overflow-y: auto; }
.desk { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) 336px; gap: 32px; align-items: start; min-height: 100%; }
.desk-left { min-width: 0; }
.os-day {
  font-family: var(--font-os); font-weight: 250; font-size: clamp(56px, 7.4vw, 108px); line-height: .95; letter-spacing: -0.02em;
  color: var(--txt); text-shadow: 0 2px 24px rgba(0, 0, 0, .35); margin: 0 0 0 -.04em; white-space: nowrap; animation: none;
}
.os-date { display: flex; gap: 12px; align-items: baseline; margin: 12px 0 0; font-family: var(--font-os); font-size: 18px; font-weight: 400; letter-spacing: 0; color: var(--dim); }
.os-date b { color: var(--txt); font-weight: 500; }
.os-greet { display: none; }

.desk-icons { display: grid; grid-template-columns: repeat(2, 92px); grid-auto-rows: 104px; gap: 8px 6px; margin: 44px 0 0 -10px; }
.dicon {
  display: flex; flex-direction: column; align-items: center; gap: 7px; padding: 8px 4px 6px; border: 1px solid transparent; border-radius: 8px;
  background: none; color: #f4f1fb; cursor: pointer; font: 400 13px/1.2 var(--font-os); text-align: center;
  text-shadow: 0 1px 3px #000, 0 0 10px rgba(0, 0, 0, .8);
}
.dicon:hover { background: rgba(255, 255, 255, .07); border-color: rgba(255, 255, 255, .08); }
.dicon:focus-visible { outline: 0; background: rgba(157, 132, 255, .18); border-color: rgba(157, 132, 255, .45); }
.dicon .app-ico, .dicon .dk-thumb { width: 56px; height: 56px; border-radius: 14px; box-shadow: 0 6px 16px rgba(0, 0, 0, .55); }
.dicon .dk-thumb { border: 0; }
.dicon span:last-child { max-width: 88px; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }

/* widgets (right column) */
.widgets { display: flex; flex-direction: column; gap: 12px; }
.wg, .wg.span-6, .wg.span-8, .wg.span-12 { grid-column: auto; padding: 14px 16px 16px; border-radius: 12px; animation: none; }
.wg-head { margin-bottom: 10px; }
.wg-row { gap: 12px; border-radius: 8px; padding: 2px; }
.wg-row:hover { background: rgba(255, 255, 255, .05); }
.wg-ico { width: 48px; height: 48px; border-radius: 8px; background: var(--panel-2); box-shadow: none; }
.wg-ico svg { width: 22px; height: 22px; color: #d9ccff; }
.wg-title { font-size: 15px; font-weight: 600; }
.wg-sub { font-size: 13px; color: var(--dim); }
.wg-chev { color: var(--faint); }
.wg .icon-btn { border: 0; background: transparent; width: 34px; height: 34px; border-radius: 50%; }
.wg .icon-btn:hover { background: rgba(255, 255, 255, .08); }
.wg .big-play { width: 36px !important; height: 36px !important; background: var(--txt); color: #120d1f; }
.wg .big-play svg { width: 15px; height: 15px; }
.wg .btn-ghost { color: var(--dim); }
.wg-cont { padding: 0; overflow: hidden; }
.wg-cont .wg-art { position: relative; height: 150px; background: var(--panel-2); cursor: pointer; }
.wg-cont .wg-art img, .wg-cont .wg-art canvas { width: 100%; height: 100%; object-fit: cover; }
.wg-cont .wg-in { padding: 12px 16px 16px; }
.wg-cont .wg-title { font-size: 19px; margin: 2px 0 12px; }
.wg-cont .btn-row { display: flex; gap: 8px; }
.btn-light { background: var(--txt); color: #120d1f; border: 0; min-height: 34px; padding: 0 18px; border-radius: 8px; font: 600 14px var(--font-os); cursor: pointer; }
.btn-light:hover { background: #fff; }
.btn-soft { background: rgba(255, 255, 255, .08); color: var(--txt); border: 0; min-height: 34px; padding: 0 14px; border-radius: 8px; font: 500 14px var(--font-os); cursor: pointer; }
.btn-soft:hover { background: rgba(255, 255, 255, .13); }
.mini-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
.mini { border-radius: 8px; }
.mini:hover { transform: none; border-color: var(--line-strong); box-shadow: none; }
.mini span { font-weight: 500; }
.wg-done { position: fixed; left: 50%; bottom: calc(var(--dock-h) + 16px); transform: translateX(-50%); z-index: 60; }
.wg-edit { border-radius: inherit; border: 1px dashed var(--line-strong); background: rgba(10, 8, 16, .6); animation: none; }

/* ---------- taskbar ---------- */
.dock {
  left: 0; right: 0; bottom: 0; width: auto; max-width: none; margin: 0; height: var(--dock-h); border-radius: 0; padding: 0 10px;
  display: flex; align-items: center; justify-content: center; gap: 4px; overflow: visible;
  background: rgba(16, 13, 24, .9); backdrop-filter: blur(30px); -webkit-backdrop-filter: blur(30px);
  border: 0; border-top: 1px solid var(--line); box-shadow: none;
}
.tb-mid { display: flex; align-items: center; gap: 4px; min-width: 0; overflow-x: auto; scrollbar-width: none; }
.tb-mid::-webkit-scrollbar { display: none; }
.tb-right { position: absolute; right: 10px; top: 0; bottom: 0; display: flex; align-items: center; gap: 2px; }
.dock-sep { width: 1px; height: 24px; background: var(--line-strong); margin: 0 6px; }
.dk { width: 42px; height: 42px; border-radius: 6px; transition: background .12s; }
.dk:hover { transform: none; background: rgba(255, 255, 255, .07); }
.dk:active { transform: none; background: rgba(255, 255, 255, .04); }
.dk .app-ico, .dk .dk-thumb { width: 30px; height: 30px; border-radius: 8px; border: 0; }
.dk.is-open, .dk.is-active { background: rgba(255, 255, 255, .06); }
.dk::after { bottom: 1px; width: 6px; height: 3px; margin-left: -3px; border-radius: 2px; background: var(--dim); box-shadow: none; }
.dk.is-open::after { opacity: 1; }
.dk.is-active::after { width: 16px; margin-left: -8px; background: var(--sel); box-shadow: none; }
.tb-search {
  display: flex; align-items: center; gap: 8px; width: 220px; height: 34px; padding: 0 14px; margin: 0 6px; border-radius: 17px; border: 0;
  background: rgba(255, 255, 255, .07); color: var(--dim); font: 400 14px var(--font-os); cursor: pointer; text-align: left;
}
.tb-search:hover { background: rgba(255, 255, 255, .1); }
.tb-search svg { width: 15px; height: 15px; flex: none; }
.tb-tray { width: 36px; height: 36px; color: var(--txt); }
.tb-tray svg { width: 17px; height: 17px; }
.fps { height: 30px; padding: 0 8px; border: 0; background: transparent; font: 500 13px var(--font-os); color: var(--dim); }
.fps small { font-size: 11px; letter-spacing: 0; font-weight: 400; }
.dk-clock { padding: 4px 8px; font-family: var(--font-os); border-radius: 6px; }
.dk-clock b { font-size: 13px; font-weight: 400; }
.dk-clock span { font-size: 12px; color: var(--dim); }
.dk-clock:hover { background: rgba(255, 255, 255, .07); }
.dk-tip { font: 400 12.5px var(--font-os); background: var(--panel-solid); border-color: var(--line-strong); border-radius: 6px; padding: 5px 9px; }
.dk-badge { background: var(--sel-deep); box-shadow: 0 0 0 2px #100d18; }

/* ---------- app icons: one shape, each app its own shade ---------- */
.dk-start .app-ico { background: #6c4cf0 !important; }
.app-ico { border-radius: 26%; border: 0; box-shadow: none; }
.app-ico svg { width: 56%; height: 56%; filter: none; }

/* ---------- windows ---------- */
.win { border-radius: 10px; background: var(--glass-strong); border: 1px solid var(--line-strong); box-shadow: 0 30px 80px -30px rgba(0, 0, 0, .95); backdrop-filter: none; -webkit-backdrop-filter: none; animation: win-in .18s var(--ease-out); }
.win.is-focus { border-color: rgba(255, 255, 255, .2); box-shadow: 0 34px 90px -28px rgba(0, 0, 0, 1); }
@keyframes win-in { from { opacity: 0; transform: scale(.98); } }
.win-bar { height: 38px; background: transparent; border-bottom: 1px solid var(--line); padding: 0 4px 0 12px; }
.win-bar .app-ico, .win-bar .dk-thumb { width: 18px; height: 18px; border-radius: 5px; }
.win-title { font: 400 13px var(--font-os); letter-spacing: 0; text-transform: none; color: var(--dim); }
.win.is-focus .win-title { color: var(--txt); }
.win-shield { inset: 38px 0 0; }
.wb { width: 40px; height: 30px; border-radius: 4px; color: var(--dim); }
.wb svg { width: 15px; height: 15px; }
.wb:hover { background: rgba(255, 255, 255, .08); }
.wb.close:hover { background: #c42b1c; color: #fff; }
.wb.on { color: #d6ccff; }
.wb.on-like { color: #d6ccff; }
.win-loading { background: #0b0912; }
.win-loading .spin { border-color: rgba(255, 255, 255, .1); border-top-color: var(--sel); }
.snap-hint { border: 1px solid rgba(157, 132, 255, .6); background: rgba(157, 132, 255, .1); border-radius: 8px; }

/* ---------- inside apps ---------- */
.app h2 { font: 600 22px var(--font-os); letter-spacing: -0.01em; }
.app-sub { color: var(--dim); }
.app-toolbar { background: rgba(18, 14, 27, .97); backdrop-filter: none; border-bottom-color: var(--line); }
.search-box .input { background: rgba(255, 255, 255, .06); border-color: var(--line); border-radius: 8px; }
.input { border-radius: 8px; }
.chip { border-radius: 6px; font-weight: 500; }
.chip[aria-pressed='true'] { background: var(--sel-deep); border-color: var(--sel-deep); color: #fff; }
.gcard { border-radius: 10px; background: var(--panel-2); border-color: var(--line); transition: border-color .15s; }
.gcard:hover { transform: none; border-color: var(--line-strong); box-shadow: none; }
.gcard:hover .cov img, .gcard:hover .cov canvas { transform: none; }
.gcard .cov::after { display: none; }
.gcard h3 { font: 600 15px var(--font-os); }
.gcard p { font-size: 13px; }
.gcard .gmeta { font-size: 12px; }
.gbadge { font: 500 11.5px var(--font-os); letter-spacing: 0; text-transform: none; border-radius: 5px; padding: 2px 7px; background: rgba(10, 8, 16, .82); backdrop-filter: none; }
.gbadge.new { background: var(--sel-deep); }
.gbadge.hot { background: rgba(10, 8, 16, .82); border: 0; color: var(--txt); }
.fav-btn { background: rgba(10, 8, 16, .8); backdrop-filter: none; }
.fav-btn.on { color: #d6ccff; }
.lib-hero { border-radius: 10px; border-color: var(--line); }
.lib-hero::after { background: linear-gradient(90deg, rgba(10, 8, 16, .94), rgba(10, 8, 16, .35) 65%, rgba(10, 8, 16, .1)); }
.lib-hero h3 { font: 700 clamp(28px, 4vw, 40px)/1.05 var(--font-os); letter-spacing: -0.02em; }
.lib-hero .os-label { color: var(--dim) !important; }
.sec-title h4 { font: 600 16px var(--font-os); letter-spacing: 0; text-transform: none; color: var(--txt); }
.ach { border-radius: 10px; background: var(--panel-2); }
.ach.done { border-color: rgba(157, 132, 255, .3); background: var(--panel-2); }
.ach.done .ai { background: var(--sel-deep); color: #fff; box-shadow: none; }
.stat { border-radius: 10px; background: var(--panel-2); }
.stat span { font-size: 13px; font-weight: 400; letter-spacing: 0; text-transform: none; color: var(--dim); }
.stat b { font: 600 24px var(--font-os); }
.lb-rows li { border-radius: 8px; background: var(--panel-2); }
.lb-rows li.me { border-color: rgba(157, 132, 255, .45); background: rgba(108, 76, 240, .14); }
.lb-rows .rk, .lb-rows .sc { font-family: var(--font-os); }
.lb-rows li:nth-child(1) .rk, .lb-rows li:nth-child(2) .rk, .lb-rows li:nth-child(3) .rk { color: var(--txt); }
.seg { border-radius: 8px; }
.seg button { border-radius: 6px; font-weight: 500; }
.seg button[aria-pressed='true'] { background: rgba(255, 255, 255, .1); }
.track, .mu-tab, .mu-song { border-radius: 8px; }
.track[aria-pressed='true'], .mu-song.is-on { border-color: rgba(157, 132, 255, .4); background: rgba(108, 76, 240, .14); }
.mu-tab[aria-pressed='true'] { background: var(--txt); color: #120d1f; border-color: var(--txt); }
.mu-bar i { background: var(--sel); }
.mu-ctrl .icon-btn.is-on { color: #d6ccff; background: rgba(157, 132, 255, .16); }
.big-play { background: var(--txt); color: #120d1f; }
.modal { border-radius: 12px; }

/* ---------- start, search, menus ---------- */
.start {
  width: min(640px, calc(100vw - 16px)); bottom: calc(var(--dock-h) + 10px); border-radius: 12px; padding: 20px; gap: 16px;
  background: rgba(18, 14, 27, .97); border: 1px solid var(--line-strong); box-shadow: 0 30px 80px -24px rgba(0, 0, 0, .95);
}
.start .search-box .input { min-height: 40px; border-radius: 20px; }
.start-apps { grid-template-columns: repeat(auto-fill, minmax(92px, 1fr)); gap: 4px; }
.sa { padding: 10px 4px; border-radius: 8px; font: 400 12.5px var(--font-os); }
.sa:hover { background: rgba(255, 255, 255, .07); }
.sa .app-ico { width: 44px; height: 44px; }
.sl { border-radius: 6px; }
.sl:hover, .sl.is-sel { background: rgba(255, 255, 255, .08); }
.sl b { font-weight: 500; }
.start-user .avatar { border-radius: 50%; }
.palette { border-radius: 12px; background: rgba(18, 14, 27, .98); border: 1px solid var(--line-strong); }
.palette-back { background: rgba(0, 0, 0, .35); backdrop-filter: none; }
.palette kbd, .kbd { font-family: var(--font-os); border-radius: 4px; }
.ctx, .notifs { background: rgba(18, 14, 27, .98); border-color: var(--line-strong); border-radius: 10px; }
.ctx button { border-radius: 6px; font-weight: 400; }
.ctx button:hover { background: rgba(255, 255, 255, .08); }
.nf { border-radius: 8px; background: var(--panel-2); }
.nf svg { color: var(--sel); }
.nf.ach-n { border-color: var(--line); }
.nf.ach-n svg { color: var(--sel); }
body.os .toast { background: var(--panel-solid); border-color: var(--line-strong); border-radius: 10px; backdrop-filter: none; }
.toast-big, .toast-ach { border-color: var(--line-strong) !important; box-shadow: var(--shadow) !important; }
.toast-ach svg { color: var(--sel) !important; }
.upnext { border-radius: 12px; background: var(--panel-solid); }
.ctl-hint { border-radius: 8px; background: rgba(10, 8, 16, .9); backdrop-filter: none; font-weight: 500; }
.ctl-hint svg { color: var(--sel); }

/* ---------- boot + lock ---------- */
.boot { background: #000; }
.boot-logo { font: 300 34px var(--font-os); letter-spacing: .02em; margin: 0; text-shadow: none; }
.boot-bar { background: rgba(255, 255, 255, .12); }
.boot-bar i { background: var(--txt); }
.lock { background: rgba(4, 3, 10, .5); backdrop-filter: blur(28px); -webkit-backdrop-filter: blur(28px); }
.lock-time { font: 250 clamp(96px, 16vw, 200px)/1 var(--font-os); letter-spacing: -0.03em; text-shadow: 0 4px 40px rgba(0, 0, 0, .4); }
.lock-date { font: 400 clamp(17px, 2vw, 22px) var(--font-os); letter-spacing: 0; color: var(--txt); opacity: .85; }
.lock-hint { font: 400 14px var(--font-os); letter-spacing: 0; text-transform: none; color: var(--dim); }

/* ---------- small screens ---------- */
@media (max-width: 980px) {
  .desk { grid-template-columns: minmax(0, 1fr); }
  .widgets { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
}
@media (max-width: 760px) {
  :root { --dock-h: 56px; }
  .os-home { padding: 24px 16px 20px; }
  .os-day { font-size: clamp(44px, 15vw, 72px); }
  .desk-icons { grid-template-columns: repeat(4, minmax(0, 1fr)); margin: 24px 0 0; gap: 4px; }
  .dicon { padding: 6px 2px; }
  .widgets { grid-template-columns: minmax(0, 1fr); }
  .dock { justify-content: flex-start; padding: 0 6px; }
  .tb-search { width: 38px; padding: 0; justify-content: center; margin: 0 2px; }
  .tb-search span { display: none; }
  .tb-right { position: static; margin-left: auto; }
  .dk-clock, .fps { display: none; }
}
@media (prefers-reduced-motion: reduce) { .win, .win.is-closing { animation: none; } }