/* ═══════════════════════════════════════════════════════════
   components.css — Reusable UI Components
   Callisto OS // ARCNET Terminal v2.0
   ═══════════════════════════════════════════════════════════ */

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 6px 14px;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  background: transparent;
  color: var(--accent);
  font: inherit;
  font-size: .85rem;
  cursor: pointer;
  user-select: none;
  transition: background .15s, box-shadow .15s;
}
.btn:hover {
  background: rgba(0, 212, 255, .1);
  box-shadow: var(--glow-subtle);
}
.btn:active { background: rgba(0, 212, 255, .18); }
.btn:disabled { opacity: .4; cursor: default; pointer-events: none; }
.btn.small { padding: 3px 8px; font-size: .78rem; }
.btn.ghost { border-style: dashed; border-color: var(--border); color: var(--text-dim); }
.btn.ghost:hover { border-color: var(--accent-dim); color: var(--text); background: rgba(0, 212, 255, .05); }
.btn.danger { border-color: var(--error); color: var(--error); }
.btn.danger:hover { background: rgba(240, 80, 80, .1); }

/* ── Inputs ── */
input[type="text"],
input[type="password"],
input[type="search"],
input[type="email"],
select,
textarea {
  background: var(--bg-inset);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 6px 10px;
  font: inherit;
  font-size: .85rem;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--accent-dim);
  box-shadow: 0 0 0 1px var(--accent-dim);
}
input::placeholder { color: var(--text-dim); opacity: .6; }

/* ── Meters ── */
.meter {
  height: 6px;
  background: rgba(0, 212, 255, .06);
  border: 1px solid var(--border);
  border-radius: 3px;
  overflow: hidden;
  margin: 4px 0 6px;
}
.meter-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-dim));
  box-shadow: inset 0 0 12px var(--accent-glow);
  transition: width .5s ease;
  border-radius: 2px;
}

/* ── Pills / Tags ── */
.pill {
  display: inline-flex;
  align-items: center;
  padding: 1px 8px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg-inset);
  font-size: .72rem;
  color: var(--text);
}
.pill.accent { border-color: var(--accent-dim); color: var(--accent); }
.pill.warn { border-color: rgba(240, 178, 50, .4); background: rgba(240, 178, 50, .08); color: var(--warning); }
.pill.err { border-color: rgba(240, 80, 80, .4); background: rgba(240, 80, 80, .08); color: var(--error); }

/* ── Chips (filter toggles) ── */
.chip {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg-inset);
  color: var(--text);
  font: inherit;
  font-size: .8rem;
  cursor: pointer;
  transition: border-color .15s, box-shadow .15s;
}
.chip:hover { border-color: var(--accent-dim); }
.chip.on { border-color: var(--accent); color: var(--accent); box-shadow: 0 0 10px var(--accent-glow); }

/* ── Cards ── */
.card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-surface);
  overflow: hidden;
  cursor: pointer;
  transition: box-shadow .15s, border-color .15s;
}
.card:hover {
  border-color: var(--border-glow);
  box-shadow: 0 0 14px rgba(0, 212, 255, .12);
}

/* ── Filesystem Items ── */
.fs-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 8px 4px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background .12s, border-color .12s;
  min-height: 72px;
  text-align: center;
}
.fs-item:hover { background: rgba(0, 212, 255, .06); border-color: var(--border); }
.fs-item.active { background: rgba(0, 212, 255, .12); border-color: var(--accent-dim); }

.fs-item-icon { font-size: 1.8rem; line-height: 1; filter: drop-shadow(0 0 4px rgba(0, 140, 255, .3)); }
.fs-item-icon.dir  { color: #4a9eff; }
.fs-item-icon.file { color: var(--text-dim); }
.fs-item-icon.up   { color: var(--accent); }

.fs-item-name {
  font-size: .68rem;
  color: var(--text);
  max-width: 80px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ══════════════════════════════════════
   Desktop Shortcut Icons
   ══════════════════════════════════════ */
.desktop-shortcut {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 4px;
  width: 76px;
  padding: 8px 4px 6px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  text-align: center;
  transition: background .12s, border-color .12s;
  user-select: none;
}
.desktop-shortcut:hover {
  background: rgba(0, 212, 255, .08);
  border-color: rgba(0, 212, 255, .15);
}
.desktop-shortcut:active {
  background: rgba(0, 212, 255, .15);
}
.desktop-shortcut.selected {
  background: rgba(0, 212, 255, .12);
  border-color: rgba(0, 212, 255, .25);
}

.shortcut-icon {
  font-size: 1.8rem;
  line-height: 1;
  filter: drop-shadow(0 0 6px rgba(0, 140, 255, .25));
}

.shortcut-label {
  font-size: .65rem;
  color: var(--text);
  max-width: 72px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-shadow: 0 1px 3px rgba(0, 0, 0, .8);
}

/* ══════════════════════════════════════
   Taskbar Dock Items (running apps only)
   ══════════════════════════════════════ */
.dock-item {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 28px;
  padding: 0 10px;
  border: 1px solid var(--accent-dim);
  border-radius: var(--radius);
  background: rgba(0, 212, 255, .06);
  cursor: pointer;
  font-size: .75rem;
  color: var(--text);
  white-space: nowrap;
  transition: border-color .12s, background .12s, color .12s;
}
.dock-item:hover {
  background: rgba(0, 212, 255, .12);
  border-color: var(--accent);
}
.dock-item .dock-icon {
  font-size: .85rem;
  flex-shrink: 0;
}
.dock-item .dock-label {
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Focused/active window in taskbar */
.dock-item.focused {
  border-color: var(--accent);
  background: rgba(0, 212, 255, .15);
  color: var(--accent);
  box-shadow: 0 0 8px var(--accent-glow);
}

/* Minimized indicator */
.dock-item.minimized {
  opacity: .65;
  border-style: dashed;
}

/* ══════════════════════════════════════
   Start Menu Popup
   ══════════════════════════════════════ */
.start-menu {
  position: absolute;
  bottom: 42px;
  left: 6px;
  width: 220px;
  max-height: 320px;
  overflow-y: auto;
  background: var(--bg-surface);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  box-shadow: 0 0 20px rgba(0, 212, 255, .2);
  padding: 6px;
  z-index: 50;
  display: none;
}
.start-menu.open {
  display: block;
}

.start-menu-title {
  font-size: .7rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 4px 8px 6px;
  border-bottom: 1px dashed var(--border);
  margin-bottom: 4px;
}

.start-menu-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: .8rem;
  color: var(--text);
  transition: background .1s;
}
.start-menu-item:hover {
  background: rgba(0, 212, 255, .08);
}
.start-menu-item .smi-icon {
  font-size: 1rem;
  flex-shrink: 0;
  width: 20px;
  text-align: center;
}
.start-menu-item .smi-name {
  flex: 1;
}
.start-menu-item .smi-desc {
  font-size: .65rem;
  color: var(--text-dim);
}

/* ══════════════════════════════════════
   Toasts
   ══════════════════════════════════════ */
.toast {
  position: fixed;
  right: 14px;
  bottom: 14px;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-surface);
  color: var(--text);
  font-size: .82rem;
  z-index: 9500;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity .2s, transform .2s;
  box-shadow: var(--glow-subtle);
}
.toast.show { opacity: 1; transform: none; }
.toast.k-err  { border-color: rgba(240, 80, 80, .5); color: var(--error); }
.toast.k-warn { border-color: rgba(240, 178, 50, .5); color: var(--warning); }
.toast.k-ok   { border-color: rgba(74, 222, 128, .5); color: var(--success); }