/* ===================================================================
   Projects IDE – Premium Dark Editor Theme
   Author: super_man2775 · IT Learn
   =================================================================== */

/* ---- Design tokens (Mapped to Global Theme) ---- */
:root {
  --ide-bg:         var(--color-bg-dark, #0f172a);
  --ide-surface:    var(--color-bg-card, #111827);
  --ide-surface-2:  var(--color-bg-card-soft, #1e293b);
  --ide-surface-3:  #1e293b;
  --ide-border:     var(--border-color, rgba(148, 163, 184, 0.15));
  --ide-border-sub: rgba(148, 163, 184, 0.08);
  --ide-text:       var(--color-text, #f8fafc);
  --ide-text-muted: var(--color-text-muted, #94a3b8);
  --ide-text-dim:   #64748b;
  --ide-accent:     var(--color-primary, #6366f1);
  --ide-accent-glow: rgba(99, 102, 241, 0.2);
  --ide-green:      #22c55e;
  --ide-blue:       #3b82f6;
  --ide-orange:     #f59e0b;
  --ide-red:        #ef4444;
  --ide-purple:     #a855f7;
  --ide-cyan:       #06b6d4;
  --ide-sidebar-w:  200px;
  --ide-tab-h:      38px;
  --ide-status-h:   26px;
  --ide-font-ui:    var(--font-family-main, 'Space Grotesk', sans-serif);
  --ide-font-code:  var(--font-family-mono, 'JetBrains Mono', monospace);
  --ide-radius:     var(--border-radius, 10px);
  --ide-radius-sm:  var(--border-radius-sm, 6px);
}

/* ---- Screen shell ---- */
.projects-ide-screen {
  display: flex;
  flex-direction: column;
  flex: 1; /* Fill available space instead of fixed 100vh */
  width: 100%;
  background: var(--ide-bg);
  color: var(--ide-text);
  font-family: var(--ide-font-ui);
  overflow: hidden;
  border-radius: var(--ide-radius);
  box-shadow: var(--shadow-elevated);
}

.projects-ide-screen .screen-header {
  background: var(--ide-surface);
  border-bottom: 1px solid var(--ide-border);
  padding: 12px 20px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.projects-ide-screen .screen-header-main {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.projects-ide-screen .screen-header-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0;
  color: #fff;
}

.projects-ide-screen .screen-header-subtitle {
  font-size: 0.85rem;
  color: var(--ide-text-muted);
  margin: 0;
}

.projects-ide-screen .screen-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: 0;
  background: var(--ide-bg);
}

/* ---- Header buttons ---- */
.projects-ide-screen .btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: 10px;
  color: var(--ide-text-muted);
  background: var(--ide-surface-2);
  border: 1px solid var(--ide-border);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  flex-shrink: 0;
}

.projects-ide-screen .projects-ide-preview-top .btn-icon.projects-ide-preview-refresh {
  width: 30px;
  height: 30px;
  border-radius: 9px;
}

.projects-ide-screen .projects-ide-guide-modal-header .btn-icon.projects-ide-guide-close {
  width: 34px;
  height: 34px;
  border-radius: 10px;
}

.projects-ide-screen .btn-icon svg {
  display: block;
  stroke: currentcolor;
}

.projects-ide-screen .btn-icon:hover {
  color: #fff;
  background: var(--ide-accent);
  border-color: var(--ide-accent);
  box-shadow: 0 4px 15px var(--ide-accent-glow);
  transform: translateY(-1.5px);
}


/* ---- Main IDE wrapper ---- */
.projects-ide {
  display: flex;
  flex: 1;
  min-height: 0;
  overflow: hidden;
  position: relative;
  animation: ide-fade-in 0.35s ease;
}

/* ---- File tree sidebar ---- */
.projects-ide-sidebar {
  width: var(--ide-sidebar-w);
  min-width: 160px;
  max-width: 300px;
  background: var(--ide-surface);
  border-right: 1px solid var(--ide-border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  overflow: hidden;
  transition: width 160ms ease, min-width 160ms ease, opacity 160ms ease;
}

.projects-ide.is-explorer-collapsed .projects-ide-sidebar {
  width: 0;
  min-width: 0;
  border-right: 0;
  opacity: 0;
}

.projects-ide.is-explorer-collapsed .projects-ide-sidebar > * {
  display: none;
}

.projects-ide-screen .btn-icon.projects-ide-explorer-toggle svg {
  display: block;
}

.projects-ide-sidebar-header {
  height: var(--ide-tab-h);
  display: flex;
  align-items: center;
  padding: 0 14px;
  gap: 8px;
  border-bottom: 1px solid var(--ide-border);
  flex-shrink: 0;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--ide-text-muted);
}

.projects-ide-sidebar-header::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--ide-accent);
  border-radius: 2px;
}

.projects-ide-sidebar-body {
  flex: 1;
  overflow-y: auto;
  padding: 8px 0;
}

/* File tree styling */
.projects-tree {
  list-style: none;
  margin: 0;
  padding: 0;
}

.projects-tree .projects-tree {
  padding-left: 12px;
}

.projects-tree-folder {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ide-text-muted);
  cursor: pointer;
  user-select: none;
  transition: all 0.15s ease;
}

.projects-tree-folder::before {
  content: '▸';
  font-size: 10px;
  width: 12px;
  text-align: center;
  transition: transform 0.2s;
}

.projects-tree-folder.is-open::before {
  transform: rotate(90deg);
}

.projects-tree-folder:hover {
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
}

.projects-tree-file {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 4px 12px 4px 18px;
  font-size: 13px;
  color: var(--ide-text-muted);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all 0.15s ease;
  text-align: left;
  font-family: var(--ide-font-ui);
  border-left: 2px solid transparent;
}

.projects-tree-file:hover {
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
}

.projects-tree-file.is-active {
  background: rgba(99, 102, 241, 0.1);
  color: #fff;
  border-left-color: var(--ide-accent);
}

.projects-tree-file::before {
  content: '📄';
  font-size: 14px;
  opacity: 0.7;
}

.projects-tree-file[data-icon="html"]::before { content: '🌐'; }
.projects-tree-file[data-icon="css"]::before  { content: '🎨'; }
.projects-tree-file[data-icon="js"]::before   { content: '⚡'; }
.projects-tree-file[data-icon="json"]::before  { content: '📋'; }
.projects-tree-file[data-icon="md"]::before    { content: '📝'; }
.projects-tree-file[data-icon="py"]::before    { content: '🐍'; }

/* ---- Tab bar ---- */
.projects-ide-tabs {
  height: var(--ide-tab-h);
  background: var(--ide-surface);
  border-bottom: 1px solid var(--ide-border);
  display: flex;
  align-items: stretch;
  overflow-x: auto;
  flex-shrink: 0;
  scrollbar-width: none;
}

.projects-ide-tab {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 16px;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--ide-text-muted);
  background: transparent;
  border: none;
  border-right: 1px solid var(--ide-border);
  cursor: pointer;
  transition: all 0.15s ease;
  position: relative;
  min-width: 120px;
}

.projects-ide-tab.is-active {
  color: #fff;
  background: var(--ide-bg);
}

.projects-ide-tab.is-active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--ide-accent);
}

.projects-ide-tab-close {
  margin-left: auto;
  width: 16px;
  height: 16px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  opacity: 0.5;
  transition: all 0.15s;
}

.projects-ide-tab:hover .projects-ide-tab-close {
  opacity: 1;
}

.projects-ide-tab-close:hover {
  background: rgba(239, 68, 68, 0.2);
  color: var(--ide-red);
}

/* ---- Main content area ---- */
.projects-ide-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.projects-ide-main-split {
  flex: 1;
  display: flex;
  min-height: 0;
}

/* ---- Editor pane ---- */
.projects-ide-editor {
  flex: 1;
  background: var(--ide-bg);
  position: relative;
  min-width: 0;
}

.projects-ide-editor .ace_editor {
  width: 100% !important;
  height: 100% !important;
  font-family: var(--ide-font-code) !important;
  font-size: 14px !important;
}

/* ---- Resize gutter ---- */
.projects-ide-resize {
  width: 4px;
  background: var(--ide-border);
  cursor: col-resize;
  transition: background 0.2s;
  z-index: 20;
}

.projects-ide-resize:hover {
  background: var(--ide-accent);
}

/* ---- Preview pane ---- */
.projects-ide-preview {
  width: 40%;
  background: #fff;
  display: flex;
  flex-direction: column;
  min-width: 200px;
}

.projects-ide-preview-top {
  height: var(--ide-tab-h);
  background: var(--ide-surface);
  border-bottom: 1px solid var(--ide-border);
  display: flex;
  align-items: center;
  padding: 0 12px;
  gap: 10px;
  flex-shrink: 0;
}

.projects-ide-preview-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--ide-text-muted);
  flex: 1;
  display: flex;
  align-items: center;
  gap: 6px;
}

.projects-ide-preview-title::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--ide-green);
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(34, 197, 94, 0.4);
}

.projects-ide-preview-frame {
  flex: 1;
  border: 0;
  background: #fff;
}

.projects-ide-preview-frame.is-resize-disabled {
  pointer-events: none;
}

body.projects-ide-is-resizing {
  cursor: col-resize !important;
}

/* ---- Status bar ---- */
.projects-ide-statusbar {
  height: var(--ide-status-h);
  background: var(--ide-accent);
  display: flex;
  align-items: center;
  padding: 0 14px;
  gap: 20px;
  font-size: 11px;
  font-weight: 600;
  color: #fff;
}

/* ---- Guide modal ---- */
.projects-ide-guide-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  animation: ide-fade-in 0.2s ease;
}

.projects-ide-guide-modal-content {
  background: var(--ide-surface);
  border: 1px solid var(--ide-border);
  border-radius: var(--ide-radius);
  width: 700px;
  max-width: 95vw;
  height: 600px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  animation: ide-scale-in 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.projects-ide-guide-modal-header {
  padding: 16px 20px;
  background: var(--ide-surface-2);
  border-bottom: 1px solid var(--ide-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.projects-ide-guidebox {
  padding: 24px;
  overflow-y: auto;
  flex: 1;
  line-height: 1.7;
}

/* ---- Animations ---- */
@keyframes ide-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes ide-scale-in {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

/* ---- Responsive ---- */
@media (max-width: 900px) {
  .projects-ide-main-split {
    flex-direction: column;
  }
  .projects-ide-preview {
    width: 100%;
    height: 40%;
  }
  .projects-ide-resize {
    width: 100%;
    height: 4px;
    cursor: row-resize;
  }
}