/* MORPH — glass operating environment.
   Dark smoked glass is the signature. Hierarchy comes from depth, translucency
   and type, not from boxes. Motion is precise and quiet: 200–500ms, no bounce. */

:root{
  /* environment */
  --env-0:#0a0b0d;
  --env-1:#101216;
  --env-2:#15181d;
  --haze-a:rgba(120,140,170,.16);
  --haze-b:rgba(90,110,140,.10);
  --haze-c:rgba(160,150,180,.08);

  /* glass surfaces, by depth */
  --g-far:rgba(255,255,255,.035);
  --g-mid:rgba(255,255,255,.055);
  --g-near:rgba(255,255,255,.085);
  --g-sheet:rgba(255,255,255,.10);

  --edge-far:rgba(255,255,255,.07);
  --edge-mid:rgba(255,255,255,.10);
  --edge-near:rgba(255,255,255,.16);

  /* the fine top highlight that makes glass read as glass */
  --sheen:inset 0 1px 0 rgba(255,255,255,.16);
  --sheen-soft:inset 0 1px 0 rgba(255,255,255,.09);

  --txt:rgba(255,255,255,.94);
  --txt-2:rgba(255,255,255,.66);
  --txt-3:rgba(255,255,255,.42);
  --txt-4:rgba(255,255,255,.26);

  --blur-far:26px;
  --blur-near:44px;

  --ease:cubic-bezier(.22,.72,.16,1);
  --fast:200ms;
  --base:320ms;
  --slow:460ms;

  --os-font:-apple-system,BlinkMacSystemFont,'SF Pro Display','Inter','Segoe UI',system-ui,sans-serif;
}

html,body,#root{height:100%;margin:0}
body{
  background:var(--env-0);
  color:var(--txt);
  font-family:var(--os-font);
  overflow:hidden;
  -webkit-font-smoothing:antialiased;
  letter-spacing:-.012em;
}

/* ---------- environment ---------- */
.env{position:fixed;inset:0;overflow:hidden;z-index:0;background:var(--env-0)}
.env::before{
  content:"";position:absolute;inset:-30%;
  background:
    radial-gradient(46% 38% at 22% 18%, var(--haze-a), transparent 62%),
    radial-gradient(40% 34% at 82% 26%, var(--haze-c), transparent 60%),
    radial-gradient(52% 44% at 62% 88%, var(--haze-b), transparent 66%);
  filter:blur(28px);
  animation:drift 64s ease-in-out infinite alternate;
}
/* a faint architectural grid keeps the void from feeling empty */
.env::after{
  content:"";position:absolute;inset:0;opacity:.35;
  background-image:
    linear-gradient(rgba(255,255,255,.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.028) 1px, transparent 1px);
  background-size:120px 120px;
  mask-image:radial-gradient(70% 60% at 50% 45%, #000 20%, transparent 78%);
}
@keyframes drift{
  0%{transform:translate3d(0,0,0) scale(1)}
  100%{transform:translate3d(2.5%,-2%,0) scale(1.06)}
}
.env.busy::before{animation-duration:26s}

/* ---------- desktop ---------- */
.desk{position:fixed;inset:0;z-index:1}

.greet{
  position:absolute;left:50%;top:46%;transform:translate(-50%,-50%);
  text-align:center;pointer-events:none;width:min(760px,88vw);
  transition:opacity var(--slow) var(--ease), transform var(--slow) var(--ease);
}
.greet.hide{opacity:0;transform:translate(-50%,-56%)}
.greet h1{
  font-size:clamp(34px,5.6vw,62px);font-weight:300;letter-spacing:-.045em;
  color:var(--txt);margin:0 0 14px;line-height:1.04;
}
.greet h1 em{font-style:normal;color:var(--txt-3)}
.greet p{font-size:14.5px;color:var(--txt-3);margin:0;font-weight:400}
.greet .kbd{
  display:inline-flex;align-items:center;gap:6px;margin-top:26px;padding:7px 13px;
  border-radius:999px;border:1px solid var(--edge-mid);background:var(--g-far);
  backdrop-filter:blur(var(--blur-far));font-size:12px;color:var(--txt-2);
}

/* ---------- window ---------- */
.win{
  position:absolute;display:flex;flex-direction:column;overflow:hidden;
  border-radius:20px;
  background:var(--g-far);
  border:1px solid var(--edge-far);
  backdrop-filter:blur(var(--blur-far)) saturate(1.35);
  -webkit-backdrop-filter:blur(var(--blur-far)) saturate(1.35);
  box-shadow:
    var(--sheen-soft),
    0 1px 2px rgba(0,0,0,.34),
    0 18px 48px rgba(0,0,0,.42);
  transition:
    background var(--base) var(--ease),
    border-color var(--base) var(--ease),
    box-shadow var(--base) var(--ease),
    opacity var(--base) var(--ease),
    transform var(--base) var(--ease);
  will-change:transform;
}
.win.focused{
  background:var(--g-near);
  border-color:var(--edge-near);
  backdrop-filter:blur(var(--blur-near)) saturate(1.7);
  -webkit-backdrop-filter:blur(var(--blur-near)) saturate(1.7);
  box-shadow:
    var(--sheen),
    0 2px 4px rgba(0,0,0,.4),
    0 30px 90px rgba(0,0,0,.55);
}
.win:not(.focused){opacity:.86;filter:saturate(.85)}
.win.enter{animation:winIn var(--base) var(--ease) both}
@keyframes winIn{
  from{opacity:0;transform:translateY(10px) scale(.985)}
  to{opacity:1;transform:none}
}
.win.closing{opacity:0;transform:scale(.985) translateY(6px);pointer-events:none}
.win.minimized{opacity:0;transform:translateY(34px) scale(.96);pointer-events:none}

/* chrome that disappears until wanted */
.bar{
  height:38px;flex:0 0 38px;display:flex;align-items:center;gap:10px;
  padding:0 12px 0 14px;cursor:grab;user-select:none;position:relative;
  border-bottom:1px solid rgba(255,255,255,.055);
}
.bar:active{cursor:grabbing}
.bar .name{
  font-size:12.5px;font-weight:500;color:var(--txt-2);letter-spacing:-.01em;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:color var(--fast) var(--ease);
}
.win.focused .bar .name{color:var(--txt)}
.bar .tag{
  font-size:10px;color:var(--txt-4);border:1px solid var(--edge-far);
  padding:2px 7px;border-radius:999px;white-space:nowrap;
}
.ctl{
  display:flex;align-items:center;gap:2px;margin-left:auto;
  opacity:0;transition:opacity var(--fast) var(--ease);
}
.win.focused .ctl,.win:hover .ctl{opacity:1}
.ctl button{
  width:26px;height:26px;border:none;background:none;border-radius:8px;cursor:pointer;
  display:grid;place-items:center;color:var(--txt-3);
  transition:background var(--fast) var(--ease),color var(--fast) var(--ease);
}
.ctl button:hover{background:rgba(255,255,255,.09);color:var(--txt)}
.ctl button.x:hover{background:rgba(240,90,80,.24);color:#ffd9d5}

.win-body{flex:1;position:relative;overflow:hidden;display:flex;flex-direction:column}
.grip{position:absolute;width:16px;height:16px;z-index:5}
.grip.se{right:0;bottom:0;cursor:nwse-resize}
.grip.sw{left:0;bottom:0;cursor:nesw-resize}
.grip.e{right:0;top:38px;bottom:16px;width:7px;cursor:ew-resize}
.grip.w{left:0;top:38px;bottom:16px;width:7px;cursor:ew-resize}
.grip.s{left:16px;right:16px;bottom:0;height:7px;cursor:ns-resize}

/* snap preview */
.snap{
  position:fixed;z-index:40;border-radius:20px;pointer-events:none;
  background:rgba(255,255,255,.06);border:1px solid var(--edge-near);
  backdrop-filter:blur(10px);
  transition:all 140ms var(--ease);
}

/* ---------- app content ---------- */
/* Generated apps keep their own identity; the frame only provides continuity. */
.surface-host{flex:1;position:relative;background:transparent}
.surface-host iframe{width:100%;height:100%;border:none;display:block;background:#fff}

/* Structured apps sit on a frosted document plate and restore the light palette. */
.plate{
  flex:1;overflow:auto;padding:18px;
  background:rgba(250,250,252,.93);
  color:#111113;
  --ink:#111113; --ink-2:#3f3f45; --mid:#6e6e76; --soft:#9b9ba3; --faint:#c2c2c9;
  --line:#e5e5e9; --line-2:#eeeef1; --paper:#f7f7f9; --white:#fff; --wash:#f4f4f7;
}
.plate::-webkit-scrollbar{width:10px}
.plate::-webkit-scrollbar-thumb{background:#00000020;border-radius:99px;border:3px solid transparent;background-clip:content-box}

.tabs-os{
  display:flex;gap:2px;padding:8px 12px 0;overflow-x:auto;flex:0 0 auto;
  border-bottom:1px solid rgba(255,255,255,.055);
}
.tabs-os::-webkit-scrollbar{display:none}
.tab-os{
  padding:7px 12px;border-radius:9px 9px 0 0;font-size:12px;color:var(--txt-3);
  white-space:nowrap;background:none;border:none;cursor:pointer;
  transition:color var(--fast) var(--ease),background var(--fast) var(--ease);
}
.tab-os:hover{color:var(--txt-2)}
.tab-os.on{color:var(--txt);background:rgba(255,255,255,.07)}

/* ---------- command surface ---------- */
.cmd-layer{
  position:fixed;inset:0;z-index:120;display:flex;align-items:flex-start;justify-content:center;
  padding-top:19vh;pointer-events:none;
}
.cmd-layer.on{pointer-events:auto}
.cmd-scrim{
  position:absolute;inset:0;background:rgba(6,7,9,.42);
  opacity:0;transition:opacity var(--base) var(--ease);backdrop-filter:blur(2px);
}
.cmd-layer.on .cmd-scrim{opacity:1}

.cmd{
  position:relative;width:min(640px,92vw);border-radius:22px;
  background:var(--g-sheet);
  border:1px solid var(--edge-near);
  backdrop-filter:blur(var(--blur-near)) saturate(1.8);
  -webkit-backdrop-filter:blur(var(--blur-near)) saturate(1.8);
  box-shadow:var(--sheen),0 2px 6px rgba(0,0,0,.4),0 34px 90px rgba(0,0,0,.6);
  opacity:0;transform:translateY(-8px) scale(.985);
  transition:opacity var(--base) var(--ease),transform var(--base) var(--ease);
  overflow:hidden;
}
.cmd-layer.on .cmd{opacity:1;transform:none}
.cmd-row{display:flex;align-items:center;gap:13px;padding:19px 22px}
.cmd input{
  flex:1;background:none;border:none;outline:none;color:var(--txt);
  font-family:var(--os-font);font-size:18px;font-weight:300;letter-spacing:-.02em;
}
.cmd input::placeholder{color:var(--txt-4)}
.cmd .ret{font-size:11px;color:var(--txt-4);border:1px solid var(--edge-far);padding:4px 8px;border-radius:7px}
.cmd-ctx{
  padding:0 22px 15px;font-size:11.5px;color:var(--txt-4);display:flex;gap:14px;flex-wrap:wrap;
}
.cmd-ctx b{color:var(--txt-3);font-weight:500}
.cmd-sugg{border-top:1px solid rgba(255,255,255,.06);padding:9px}
.cmd-sugg button{
  display:block;width:100%;text-align:left;padding:10px 13px;border-radius:12px;border:none;
  background:none;color:var(--txt-2);font-family:var(--os-font);font-size:13.5px;cursor:pointer;
  transition:background var(--fast) var(--ease),color var(--fast) var(--ease);
}
.cmd-sugg button:hover,.cmd-sugg button.sel{background:rgba(255,255,255,.08);color:var(--txt)}
.cmd-status{
  border-top:1px solid rgba(255,255,255,.06);padding:13px 22px;
  font-size:12.5px;color:var(--txt-2);display:flex;align-items:center;gap:10px;
}

/* the signature: the command sheet becomes the window */
.cmd.morphing{
  position:fixed;margin:0;
  transition:all var(--slow) var(--ease);
  box-shadow:var(--sheen),0 30px 90px rgba(0,0,0,.55);
}

/* ---------- rail ---------- */
.rail{
  position:fixed;left:50%;bottom:18px;transform:translateX(-50%);z-index:100;
  display:flex;align-items:center;gap:5px;padding:7px;
  border-radius:18px;background:var(--g-mid);border:1px solid var(--edge-mid);
  backdrop-filter:blur(var(--blur-near)) saturate(1.7);
  -webkit-backdrop-filter:blur(var(--blur-near)) saturate(1.7);
  box-shadow:var(--sheen-soft),0 1px 2px rgba(0,0,0,.3),0 16px 44px rgba(0,0,0,.45);
  max-width:min(92vw,860px);
}
.rail-btn{
  display:flex;align-items:center;gap:8px;height:36px;padding:0 13px;border:none;
  background:none;border-radius:12px;color:var(--txt-3);cursor:pointer;
  font-family:var(--os-font);font-size:12.5px;font-weight:450;white-space:nowrap;
  transition:background var(--fast) var(--ease),color var(--fast) var(--ease);
  max-width:190px;
}
.rail-btn:hover{background:rgba(255,255,255,.08);color:var(--txt)}
.rail-btn.on{background:rgba(255,255,255,.11);color:var(--txt)}
.rail-btn .lbl{overflow:hidden;text-overflow:ellipsis}
.rail-sep{width:1px;height:22px;background:rgba(255,255,255,.10);margin:0 3px;flex:0 0 auto}
.rail-morph{
  width:36px;height:36px;padding:0;justify-content:center;
  background:rgba(255,255,255,.10);color:var(--txt);
}
.rail-morph:hover{background:rgba(255,255,255,.16)}
.glyph{width:15px;height:15px;border:1.6px solid currentColor;border-radius:50%;display:block}
.rail .dot{width:4px;height:4px;border-radius:50%;background:currentColor;opacity:.55;flex:0 0 auto}

/* ---------- building state ---------- */
.building-glass{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:16px;height:100%;padding:30px;text-align:center;
}
.building-glass .t{font-size:15px;font-weight:400;color:var(--txt-2);letter-spacing:-.015em}
.building-glass .s{font-size:12.5px;color:var(--txt-4)}
.pulse{
  width:46px;height:46px;border-radius:50%;border:1.5px solid var(--edge-near);
  position:relative;
}
.pulse::after{
  content:"";position:absolute;inset:-1.5px;border-radius:50%;
  border:1.5px solid transparent;border-top-color:rgba(255,255,255,.7);
  animation:spin 1s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

.spin-s{
  width:13px;height:13px;border-radius:50%;flex:0 0 auto;
  border:1.5px solid rgba(255,255,255,.18);border-top-color:rgba(255,255,255,.75);
  animation:spin .8s linear infinite;
}

/* ---------- error / repair ---------- */
.surf-err{
  display:flex;align-items:center;gap:12px;margin:10px;padding:12px 15px;border-radius:14px;
  background:rgba(230,90,80,.14);border:1px solid rgba(240,120,110,.28);color:#ffd7d2;
}
.surf-err .t{font-size:12.5px;font-weight:500}
.surf-err .s{font-size:11.5px;opacity:.8;margin-top:2px;word-break:break-word}
.gbtn{
  border:1px solid var(--edge-mid);background:rgba(255,255,255,.07);color:var(--txt);
  border-radius:999px;padding:6px 13px;font-size:12px;font-family:var(--os-font);cursor:pointer;
  transition:background var(--fast) var(--ease);white-space:nowrap;
}
.gbtn:hover{background:rgba(255,255,255,.13)}
.gbtn:disabled{opacity:.45;cursor:default}

/* ---------- light / frosted theme ---------- */
body.light{
  --env-0:#eef0f4; --env-1:#e8eaef; --env-2:#e2e5eb;
  --haze-a:rgba(120,150,200,.34); --haze-b:rgba(180,170,210,.26); --haze-c:rgba(150,190,210,.22);
  --g-far:rgba(255,255,255,.52); --g-mid:rgba(255,255,255,.62);
  --g-near:rgba(255,255,255,.74); --g-sheet:rgba(255,255,255,.80);
  --edge-far:rgba(15,20,30,.07); --edge-mid:rgba(15,20,30,.10); --edge-near:rgba(15,20,30,.14);
  --sheen:inset 0 1px 0 rgba(255,255,255,.9);
  --sheen-soft:inset 0 1px 0 rgba(255,255,255,.7);
  --txt:rgba(16,18,24,.92); --txt-2:rgba(16,18,24,.66);
  --txt-3:rgba(16,18,24,.46); --txt-4:rgba(16,18,24,.30);
}
body.light .win{box-shadow:var(--sheen-soft),0 1px 2px rgba(20,26,40,.10),0 18px 44px rgba(20,26,40,.14)}
body.light .win.focused{box-shadow:var(--sheen),0 2px 6px rgba(20,26,40,.12),0 30px 80px rgba(20,26,40,.20)}
body.light .cmd{box-shadow:var(--sheen),0 3px 8px rgba(20,26,40,.12),0 34px 84px rgba(20,26,40,.22)}
body.light .rail{box-shadow:var(--sheen-soft),0 2px 5px rgba(20,26,40,.10),0 16px 40px rgba(20,26,40,.16)}
body.light .cmd-scrim{background:rgba(220,224,232,.42)}
body.light .env::after{opacity:.5;background-image:
  linear-gradient(rgba(20,26,40,.045) 1px, transparent 1px),
  linear-gradient(90deg, rgba(20,26,40,.045) 1px, transparent 1px);}
body.light .ctl button:hover{background:rgba(15,20,30,.08)}
body.light .rail-btn:hover{background:rgba(15,20,30,.07)}
body.light .rail-btn.on{background:rgba(15,20,30,.10)}
body.light .cmd-sugg button:hover{background:rgba(15,20,30,.06)}
body.light .plate{background:rgba(255,255,255,.86)}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important}
}
@media (max-width:720px){
  .rail{bottom:10px;padding:6px}
  .rail-btn{max-width:120px}
  .greet h1{font-size:30px}
}

/* ---------- build status ---------- */
.build-chip{
  position:absolute;left:14px;bottom:14px;z-index:8;max-width:min(420px,72%);
  border-radius:16px;border:1px solid var(--edge-near);background:var(--g-sheet);
  backdrop-filter:blur(var(--blur-near)) saturate(1.7);
  -webkit-backdrop-filter:blur(var(--blur-near)) saturate(1.7);
  box-shadow:var(--sheen),0 2px 6px rgba(0,0,0,.34),0 16px 44px rgba(0,0,0,.4);
  overflow:hidden;animation:chipIn 300ms var(--ease) both;
}
@keyframes chipIn{from{opacity:0;transform:translateY(8px) scale(.98)}to{opacity:1;transform:none}}
.build-chip.out{opacity:0;transform:translateY(6px);transition:all 340ms var(--ease)}
.chip-row{display:flex;align-items:center;gap:11px;padding:12px 15px;cursor:pointer}
.chip-line{
  font-size:13px;color:var(--txt);letter-spacing:-.012em;line-height:1.35;
  animation:lineIn 260ms var(--ease) both;
}
@keyframes lineIn{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}
.chip-caret{margin-left:auto;color:var(--txt-4);font-size:11px;transition:transform var(--fast) var(--ease)}
.chip-caret.open{transform:rotate(180deg)}
.chip-list{border-top:1px solid rgba(255,255,255,.07);padding:8px 6px 10px}
.chip-item{display:flex;align-items:center;gap:10px;padding:6px 10px;font-size:12.5px;color:var(--txt-4)}
.chip-item.done{color:var(--txt-2)}
.chip-item.running{color:var(--txt)}
.chip-item.skipped{color:var(--txt-4);text-decoration:line-through;opacity:.7}
.chip-mark{width:13px;display:grid;place-items:center;flex:0 0 auto;font-size:11px}
.chip-dot{width:6px;height:6px;border-radius:50%;border:1.2px solid currentColor;opacity:.5}

.app-icon{border-radius:6px;display:block;flex:0 0 auto;object-fit:cover}