/* Reactable desktop — dot grid, draggable windows, app-faithful chrome */
@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600&family=Syne:wght@600;700;800&display=swap");

:root {
  --obsidian-0: #050505;
  --obsidian-1: #0a0a0a;
  --grid-dot: rgba(255, 255, 255, 0.14);
  --grid-gap: 22px;
  --chrome-faint: rgba(255, 255, 255, 0.08);
  --chrome-line: rgba(255, 255, 255, 0.14);
  --bar-bg: rgba(22, 22, 24, 0.92);
  --strip-bg: rgba(31, 31, 31, 0.94);
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --display: "Syne", ui-sans-serif, system-ui, sans-serif;
  --stage-radius: 12px;
  --win-shadow: 0 24px 80px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(255, 255, 255, 0.06);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; }

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  font: 13px/1.5 var(--mono);
  color: #ececec;
  background: var(--obsidian-0);
  user-select: none;
  -webkit-user-select: none;
}

/* D2-style dot grid */
.desktop {
  position: fixed;
  inset: 0;
  overflow: hidden;
  background-color: #060606;
  background-image: radial-gradient(circle, var(--grid-dot) 1px, transparent 1px);
  background-size: var(--grid-gap) var(--grid-gap);
  background-position: 0 0;
}

.desktop::after {
  content: "";
  pointer-events: none;
  position: absolute;
  inset: 0;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 180px;
}

/* Top floating dock (nav) */
.top-dock {
  position: fixed;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 30000;
  display: flex;
  align-items: center;
  gap: 6px;
  height: 48px;
  padding: 0 10px 0 8px;
  background: var(--bar-bg);
  border: 1px solid var(--chrome-faint);
  border-radius: 14px;
  backdrop-filter: blur(18px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
}

.dock-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 10px 0 4px;
  font: 700 11px/1 var(--display);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #fff;
  text-decoration: none;
  border-right: 1px solid var(--chrome-faint);
  margin-right: 2px;
  height: 28px;
}
.dock-brand img { width: 22px; height: 22px; display: block; }

.dock-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 32px;
  padding: 0 12px;
  border: 0;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  color: #ccc;
  font: 500 11px/1 var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.12s;
}
.dock-btn:hover { background: rgba(255, 255, 255, 0.12); color: #fff; }
.dock-btn.primary { background: #fff; color: #111; }
.dock-btn.primary:hover { background: #ddd; }
.dock-btn.on { background: rgba(255, 255, 255, 0.16); color: #fff; }
.dock-btn svg { width: 14px; height: 14px; }
.dock-sep { width: 1px; height: 22px; background: var(--chrome-faint); margin: 0 2px; }

.win.snapping { transition: left 0.12s ease-out, top 0.12s ease-out; }

.hidden { display: none !important; }

/* Desktop icons */
.desktop-icons {
  position: fixed;
  left: 18px;
  top: 88px;
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.desk-icon {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  width: 76px;
  padding: 8px 4px;
  border: 1px solid transparent;
  border-radius: 8px;
  cursor: pointer;
  text-align: center;
  transition: background 0.12s, border-color 0.12s;
}
.desk-icon:hover, .desk-icon.selected {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--chrome-faint);
}
.desk-icon-glyph {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  background: var(--sheen, linear-gradient(155deg, rgba(255,255,255,.08), rgba(0,0,0,.3))), #111;
  border: 1px solid var(--chrome-faint);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}
.desk-icon-glyph svg { width: 22px; height: 22px; stroke: #ddd; }
.desk-icon span {
  font: 500 9px/1.2 var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #888;
  max-width: 72px;
  word-break: break-word;
}
.desk-icon:hover span { color: #ccc; }

/* Draggable windows */
.win {
  position: absolute;
  z-index: 200;
  box-shadow: var(--win-shadow);
}
.win.focused { z-index: 500; }

/* Terminal window */
.term-win {
  width: min(400px, 36vw);
  left: 6%;
  top: 22%;
  background: #0a0a0a;
  border: 1px solid var(--chrome-faint);
  border-radius: 10px;
  overflow: hidden;
}

.win-titlebar {
  height: 32px;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 12px;
  background: #141414;
  border-bottom: 1px solid var(--chrome-faint);
  cursor: grab;
  touch-action: none;
}
.win-titlebar:active { cursor: grabbing; }
.win-dot { width: 10px; height: 10px; border-radius: 50%; background: #333; }
.win-dot.r { background: #5a3030; }
.win-dot.y { background: #5a5030; }
.win-dot.g { background: #305a38; }
.win-title {
  flex: 1;
  text-align: center;
  font: 500 10px/1 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #666;
  margin-right: 24px;
}
.win-title-icon {
  width: 14px;
  height: 14px;
  color: #888;
  flex-shrink: 0;
  margin-left: 2px;
}

.term-body {
  padding: 14px;
  min-height: 240px;
  font: 12px/1.55 var(--mono);
  color: #9a9590;
  user-select: text;
  -webkit-user-select: text;
}
.term-line {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 2px;
}
.term-chip {
  height: 20px;
  padding: 0 8px;
  border: 1px solid var(--chrome-faint);
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.04);
  color: #666;
  font: 500 9px/1 var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.12s, background 0.12s, color 0.12s;
}
.term-line:hover .term-chip,
.term-chip:focus { opacity: 1; }
.term-chip:hover { background: rgba(255, 255, 255, 0.1); color: #ccc; }
.term-body .prompt { color: #666; }
.term-body .cmd { color: #d4d0cb; }
.term-body .out { color: #666; margin-bottom: 8px; }
.term-body .cursor {
  display: inline-block;
  width: 7px;
  height: 14px;
  background: #888;
  vertical-align: text-bottom;
  animation: blink 1s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.term-copy {
  margin-top: 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 32px;
  padding: 0 12px;
  border: 1px solid var(--chrome-faint);
  background: rgba(255, 255, 255, 0.06);
  color: #ccc;
  font: 500 10px/1 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
}
.term-copy:hover { background: rgba(255, 255, 255, 0.1); color: #fff; }
.term-copy svg { width: 13px; height: 13px; }

.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  padding: 8px 14px;
  background: #111;
  border: 1px solid var(--chrome-faint);
  font: 500 10px/1 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #ccc;
  opacity: 0;
  transition: opacity 0.15s;
  z-index: 40000;
  pointer-events: none;
}
.toast.show { opacity: 1; }

@media (max-width: 960px) {
  .term-win { left: 6%; top: auto; bottom: 14%; width: 88vw; }
  .desktop-icons { flex-direction: row; top: auto; bottom: 12px; left: 12px; right: 12px; justify-content: center; }
}