/* ArtCraft WebOS — desktop launcher styles */
:root {
  --bg-0: #07090d;
  --bg-1: #0d1220;
  --chrome: rgba(16, 20, 30, 0.82);
  --chrome-line: rgba(255, 255, 255, 0.09);
  --text: #e8ecf4;
  --text-dim: #9aa4b5;
  --accent: #38bdf8;
  --radius: 12px;
  font-size: 16px;
}
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  overflow: hidden;
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  user-select: none;
  -webkit-user-select: none;
  background:
    radial-gradient(1100px 700px at 78% 18%, rgba(56, 189, 248, 0.14), transparent 60%),
    radial-gradient(900px 640px at 12% 82%, rgba(167, 139, 250, 0.12), transparent 60%),
    radial-gradient(700px 500px at 45% 45%, rgba(52, 211, 153, 0.05), transparent 60%),
    linear-gradient(160deg, var(--bg-1), var(--bg-0) 70%);
}
body::before {  /* faint blueprint grid over the wallpaper */
  content: "";
  position: fixed; inset: 0;
  background:
    repeating-linear-gradient(0deg, rgba(255,255,255,0.022) 0 1px, transparent 1px 44px),
    repeating-linear-gradient(90deg, rgba(255,255,255,0.022) 0 1px, transparent 1px 44px);
  pointer-events: none;
}

/* ---- boot splash ---- */
#boot {
  position: fixed; inset: 0; z-index: 100;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 18px;
  background: var(--bg-0);
  animation: boot-out 0.5s ease 0.9s forwards;
}
#boot .boot-name { font-size: 1.15rem; letter-spacing: 0.14em; color: var(--text-dim); }
#boot .boot-bar { width: 180px; height: 3px; border-radius: 3px; background: rgba(255,255,255,0.1); overflow: hidden; }
#boot .boot-bar > div { height: 100%; width: 40%; border-radius: 3px; background: var(--accent); animation: boot-slide 0.9s ease-in-out infinite; }
@keyframes boot-slide { 0% { transform: translateX(-120%); } 100% { transform: translateX(320%); } }
@keyframes boot-out { to { opacity: 0; visibility: hidden; } }

/* ---- desktop ---- */
#desktop { position: fixed; inset: 0 0 52px 0; }
#icon-grid {
  position: absolute; top: 18px; left: 18px; bottom: 18px;
  display: flex; flex-direction: column; flex-wrap: wrap; align-content: flex-start; gap: 6px;
}
.desk-icon {
  width: 96px; padding: 10px 4px 8px; border: 1px solid transparent; border-radius: 10px;
  display: flex; flex-direction: column; align-items: center; gap: 7px;
  background: transparent; color: var(--text); font: inherit; cursor: pointer;
}
.desk-icon:hover { background: rgba(255, 255, 255, 0.07); border-color: var(--chrome-line); }
.desk-icon:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.desk-icon img { width: 52px; height: 52px; filter: drop-shadow(0 3px 6px rgba(0,0,0,0.5)); }
.desk-icon .lbl {
  font-size: 0.72rem; line-height: 1.25; text-align: center; color: #f2f5fa;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.9);
}
.desk-icon .ver { font-size: 0.6rem; color: var(--text-dim); text-shadow: 0 1px 3px rgba(0,0,0,0.9); }

/* ---- windows ---- */
.win {
  position: absolute; min-width: 320px; min-height: 220px;
  display: flex; flex-direction: column;
  background: var(--chrome); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--chrome-line); border-radius: var(--radius);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.55);
  overflow: hidden;
  animation: win-in 0.18s ease;
}
@keyframes win-in { from { opacity: 0; transform: scale(0.96); } }
.win.focused { border-color: rgba(255, 255, 255, 0.18); }
.win.maximized { border-radius: 0; }
.win-body { position: relative; flex: 1; background: #10141c; }
.win-body iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.win-loading {
  position: absolute; inset: 0; display: flex; flex-direction: column; gap: 14px;
  align-items: center; justify-content: center; color: var(--text-dim); font-size: 0.85rem;
  background: #10141c; z-index: 2; transition: opacity 0.25s ease;
}
.win-loading .spin {
  width: 30px; height: 30px; border-radius: 50%;
  border: 3px solid rgba(255,255,255,0.12); border-top-color: var(--win-accent, var(--accent));
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.titlebar {
  height: 38px; flex: 0 0 38px;
  display: flex; align-items: center; gap: 9px; padding: 0 6px 0 12px;
  background: rgba(255, 255, 255, 0.04); border-bottom: 1px solid var(--chrome-line);
  cursor: default;
}
.titlebar img { width: 18px; height: 18px; }
.titlebar .t { flex: 1; font-size: 0.8rem; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.titlebar .t small { color: var(--text-dim); font-size: 0.68rem; margin-left: 6px; }
.tb-btn {
  width: 30px; height: 26px; border: 0; border-radius: 7px; background: transparent; color: var(--text-dim);
  display: inline-flex; align-items: center; justify-content: center; cursor: pointer; font-size: 0.8rem;
}
.tb-btn:hover { background: rgba(255, 255, 255, 0.1); color: var(--text); }
.tb-btn.close:hover { background: #c0392b; color: #fff; }
.tb-resize { position: absolute; right: 0; bottom: 0; width: 18px; height: 18px; cursor: nwse-resize; z-index: 3; }

/* ---- taskbar ---- */
#taskbar {
  position: fixed; left: 0; right: 0; bottom: 0; height: 52px; z-index: 500;
  display: flex; align-items: center; gap: 8px; padding: 0 10px;
  background: var(--chrome); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--chrome-line);
}
#start-btn {
  display: inline-flex; align-items: center; gap: 8px; height: 36px; padding: 0 14px;
  border: 1px solid var(--chrome-line); border-radius: 9px; background: rgba(255,255,255,0.05);
  color: var(--text); font: inherit; font-size: 0.82rem; cursor: pointer;
}
#start-btn:hover, #start-btn.open { background: rgba(255, 255, 255, 0.12); }
#task-apps { flex: 1; display: flex; gap: 6px; overflow-x: auto; }
.task-app {
  display: inline-flex; align-items: center; gap: 7px; height: 36px; padding: 0 12px; max-width: 190px;
  border: 1px solid var(--chrome-line); border-radius: 9px; background: rgba(255,255,255,0.04);
  color: var(--text-dim); font: inherit; font-size: 0.78rem; cursor: pointer; white-space: nowrap;
}
.task-app img { width: 17px; height: 17px; }
.task-app span { overflow: hidden; text-overflow: ellipsis; }
.task-app.focused { background: rgba(255, 255, 255, 0.13); color: var(--text); }
#clock { display: flex; flex-direction: column; align-items: flex-end; line-height: 1.25; padding: 0 6px; }
#clock-time { font-size: 0.82rem; font-variant-numeric: tabular-nums; }
#clock-date { font-size: 0.64rem; color: var(--text-dim); }

/* ---- start menu ---- */
#start-menu {
  position: fixed; left: 10px; bottom: 60px; z-index: 600; width: 300px;
  background: var(--chrome); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--chrome-line); border-radius: 14px; padding: 10px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
  animation: win-in 0.15s ease;
}
#start-menu .sm-apps { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; }
.sm-app {
  display: flex; align-items: center; gap: 9px; padding: 8px;
  border: 0; border-radius: 9px; background: transparent; color: var(--text);
  font: inherit; font-size: 0.78rem; cursor: pointer; text-align: left;
}
.sm-app:hover { background: rgba(255, 255, 255, 0.09); }
.sm-app img { width: 26px; height: 26px; }
.sm-app .sub { display: block; font-size: 0.62rem; color: var(--text-dim); }
#start-menu .sm-section { font-size: 0.62rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-dim); padding: 10px 8px 4px; }
#start-menu .sm-links { display: flex; flex-direction: column; border-top: 1px solid var(--chrome-line); margin-top: 8px; padding-top: 4px; }
#start-menu .sm-links a {
  color: var(--text-dim); text-decoration: none; font-size: 0.78rem; padding: 6px 8px; border-radius: 8px;
}
#start-menu .sm-links a:hover { background: rgba(255, 255, 255, 0.08); color: var(--text); }

@media (max-width: 700px) {
  .desk-icon { width: 78px; }
  #icon-grid { top: 10px; left: 10px; gap: 2px; }
}