/* ══════════════════════════════════════════════════════════
   COMPONENTS — traffic lights, toolbar, sidebar items, tabs,
                console output, panel headers, modal, loading,
                CodeMirror overrides
   ══════════════════════════════════════════════════════════ */

/* ── Traffic lights ───────────────────────────────────── */
.traffic-lights { display: flex; gap: 7px; }
.tl {
  width: 12px; height: 12px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  transition: filter var(--trans);
}
.tl:hover  { filter: brightness(1.2); }
.tl-r { background: var(--tl-red); }
.tl-y { background: var(--tl-yellow); }
.tl-g { background: var(--tl-green); }

/* ── Toolbar buttons ──────────────────────────────────── */
.tb-btn {
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 4px 10px;
  border-radius: 8px;
  font-size: 11px;
  font-weight: 500;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  transition: all var(--trans);
  white-space: nowrap;
}
.tb-btn:hover, .tb-btn.on {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(0,255,136,0.07);
}
[data-theme="light"] .tb-btn:hover,
[data-theme="light"] .tb-btn.on {
  background: rgba(0,168,85,0.09);
}

/* Theme toggle – shows correct icon per theme */
#theme-btn { font-size: 14px; padding: 3px 8px; }

/* ── Language selector ────────────────────────────────── */
#lang-select {
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 4px 26px 4px 10px;
  border-radius: 8px;
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  outline: none;
  transition: border-color var(--trans), background var(--trans);
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath fill='%23888' d='M5 6 0 0h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
}
#lang-select:hover, #lang-select:focus { border-color: var(--accent); }
#lang-select option { background: var(--card); color: var(--text); }

/* ── Run button ───────────────────────────────────────── */
#run-btn {
  background: var(--accent);
  color: #000;
  border: none;
  padding: 5px 14px;
  border-radius: 8px;
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  transition: background var(--trans), transform var(--trans);
}
#run-btn:hover  { background: var(--accent-dim); transform: scale(1.02); }
#run-btn:active { transform: scale(0.97); }
#run-btn.busy   { background: var(--warning); cursor: not-allowed; }
#run-btn.busy:hover { transform: none; }
.kbd {
  background: rgba(0,0,0,0.22);
  border-radius: 3px;
  padding: 1px 4px;
  font-size: 10px;
  font-family: 'Inter', sans-serif;
  font-weight: 500;
}

/* ── Sidebar header ───────────────────────────────────── */
.sb-head {
  padding: 10px 14px 8px;
  font-size: 10px;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.09em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}
.sb-head-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  padding: 0 2px;
  border-radius: 4px;
  transition: color var(--trans);
}
.sb-head-btn:hover { color: var(--accent); }

/* ── File list ────────────────────────────────────────── */
#file-list { flex: 1; overflow-y: auto; padding: 4px; }

.fi {
  display: flex;
  align-items: center;
  padding: 5px 8px;
  border-radius: 8px;
  cursor: pointer;
  gap: 7px;
  transition: background var(--trans);
  position: relative;
}
.fi:hover  { background: rgba(128,128,128,0.08); }
.fi.active { background: rgba(0,255,136,0.09); }
[data-theme="light"] .fi.active { background: rgba(0,168,85,0.1); }

.fi-icon { font-size: 13px; flex-shrink: 0; opacity: 0.8; }
.fi-name {
  flex: 1;
  font-size: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.fi.active .fi-name { color: var(--accent); }

.fi-del {
  opacity: 0;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 12px;
  padding: 2px 3px;
  border-radius: 3px;
  line-height: 1;
  transition: opacity var(--trans), color var(--trans);
}
.fi:hover .fi-del { opacity: 1; }
.fi-del:hover { color: var(--error); }

#new-file-btn {
  margin: 6px 8px 8px;
  padding: 6px;
  background: transparent;
  border: 1px dashed var(--border);
  color: var(--text-muted);
  border-radius: 8px;
  cursor: pointer;
  font-size: 12px;
  font-family: 'Inter', sans-serif;
  transition: all var(--trans);
  flex-shrink: 0;
}
#new-file-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(0,255,136,0.04);
}

/* ── Tabs bar ─────────────────────────────────────────── */
#tabs-bar {
  height: 36px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: stretch;
  overflow-x: auto;
  overflow-y: hidden;
  flex-shrink: 0;
  transition: background var(--trans);
}
#tabs-bar::-webkit-scrollbar { height: 0; }

.tab {
  display: flex;
  align-items: center;
  padding: 0 12px;
  gap: 7px;
  border-right: 1px solid var(--border);
  cursor: pointer;
  transition: background var(--trans);
  white-space: nowrap;
  font-size: 12px;
  color: var(--text-muted);
  min-width: 90px;
  max-width: 180px;
  position: relative;
}
.tab:hover { background: rgba(128,128,128,0.05); color: var(--text); }
.tab.active { background: var(--card); color: var(--text); }
.tab.active::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
}

.tab-name { flex: 1; overflow: hidden; text-overflow: ellipsis; }
.tab-x {
  opacity: 0;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 12px;
  padding: 2px 3px;
  border-radius: 3px;
  line-height: 1;
  transition: opacity var(--trans), color var(--trans);
}
.tab:hover .tab-x { opacity: 1; }
.tab-x:hover { color: var(--error); }

#add-tab {
  padding: 0 12px;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 18px;
  transition: color var(--trans);
  flex-shrink: 0;
}
#add-tab:hover { color: var(--accent); }

/* ── Panel header (shared by Console + Preview) ───────── */
.panel-head {
  height: 30px;
  display: flex;
  align-items: center;
  padding: 0 12px;
  border-bottom: 1px solid var(--border);
  background: var(--card);
  gap: 8px;
  flex-shrink: 0;
  transition: background var(--trans);
}
.panel-head-title {
  font-size: 10px;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.09em;
  text-transform: uppercase;
}
.panel-actions { margin-left: auto; display: flex; gap: 5px; }
.panel-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 2px 8px;
  border-radius: 5px;
  font-size: 11px;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  transition: all var(--trans);
}
.panel-btn:hover { border-color: var(--accent); color: var(--accent); }

/* ── Console output ───────────────────────────────────── */
#console-out {
  flex: 1;
  padding: 8px 12px;
  overflow-y: auto;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12.5px;
  line-height: 1.65;
  background: var(--surface);
  transition: background var(--trans);
}
.cl { display: block; white-space: pre-wrap; word-break: break-all; }
.cl-default { color: var(--text); }
.cl-err     { color: var(--error); }
.cl-ok      { color: var(--accent); }
.cl-warn    { color: var(--warning); }
.cl-info    { color: var(--info); }
.cl-sys     { color: var(--text-muted); font-style: italic; }

.cl-table {
  border-collapse: collapse;
  margin: 4px 0;
  font-size: 12px;
  max-width: 100%;
}
.cl-table th {
  background: var(--card);
  color: var(--accent);
  padding: 3px 10px;
  border: 1px solid var(--border);
  font-weight: 600;
  text-align: left;
}
.cl-table td {
  padding: 2px 10px;
  border: 1px solid var(--border);
  color: var(--text);
}
.cl-table tr:nth-child(even) td { background: rgba(128,128,128,0.04); }

/* ── Loading overlay ──────────────────────────────────── */
#loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10,10,10,0.88);
  backdrop-filter: blur(6px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  z-index: 200;
}
[data-theme="light"] #loading-overlay { background: rgba(245,245,247,0.88); }
#loading-overlay.hidden { display: none; }

.spinner {
  width: 36px; height: 36px;
  border: 2.5px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.75s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.loading-text { color: var(--text-muted); font-size: 12px; white-space: pre-line; text-align: center; }

/* ── Modal ────────────────────────────────────────────── */
#modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.65);
  backdrop-filter: blur(5px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 300;
}
[data-theme="light"] #modal-overlay { background: rgba(0,0,0,0.35); }
#modal-overlay.hidden { display: none; }

#modal {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  width: 360px;
  max-width: 90vw;
  transition: background var(--trans);
}
#modal h3 { font-size: 14px; font-weight: 600; margin-bottom: 12px; }
#modal-input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 7px 12px;
  border-radius: 8px;
  font-size: 13px;
  font-family: 'Inter', sans-serif;
  outline: none;
  transition: border-color var(--trans), background var(--trans);
}
#modal-input:focus { border-color: var(--accent); }
.modal-btns { display: flex; gap: 8px; justify-content: flex-end; margin-top: 14px; }

.btn-pri {
  background: var(--accent); color: #000;
  border: none; padding: 6px 15px; border-radius: 7px;
  font-size: 12px; font-weight: 700; cursor: pointer;
  font-family: 'Inter', sans-serif;
  transition: background var(--trans);
}
.btn-pri:hover { background: var(--accent-dim); }

.btn-sec {
  background: transparent; color: var(--text-muted);
  border: 1px solid var(--border); padding: 6px 15px;
  border-radius: 7px; font-size: 12px; cursor: pointer;
  font-family: 'Inter', sans-serif;
  transition: all var(--trans);
}
.btn-sec:hover { border-color: var(--text-muted); color: var(--text); }

/* ══════════════════════════════════════════════════════════
   CODEMIRROR OVERRIDES
   ══════════════════════════════════════════════════════════ */
.cm-editor { height: 100% !important; }
.cm-scroller {
  font-family: 'JetBrains Mono', 'Fira Code', monospace !important;
  font-size: 13.5px !important;
  line-height: 1.65 !important;
  overflow: auto !important;
}
.cm-editor.cm-focused { outline: none !important; }

/* Gutter */
.cm-gutters {
  background: var(--gut-bg) !important;
  border-right: 1px solid var(--gut-border) !important;
  color: var(--gut-color) !important;
  min-width: 44px !important;
}
.cm-lineNumbers .cm-gutterElement { padding: 0 10px 0 6px !important; }
.cm-activeLineGutter             { background: rgba(128,128,128,0.06) !important; }

/* Cursor */
.cm-cursor { border-left-color: var(--accent) !important; }
&.cm-focused .cm-cursor { border-left-color: var(--accent) !important; }

/* Selection */
.cm-selectionBackground           { background: rgba(0,200,100,0.14) !important; }
.cm-focused .cm-selectionBackground { background: rgba(0,200,100,0.18) !important; }

/* Active line */
.cm-activeLine { background: rgba(128,128,128,0.04) !important; }

/* Brackets */
.cm-matchingBracket {
  background: rgba(0,200,100,0.16) !important;
  outline: 1px solid rgba(0,200,100,0.4) !important;
  border-radius: 2px;
}

/* Fold placeholder */
.cm-foldPlaceholder {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 0 4px;
  color: var(--text-muted);
}

/* Tooltip / autocomplete */
.cm-tooltip {
  background: var(--card) !important;
  border: 1px solid var(--border) !important;
  border-radius: 8px !important;
  font-family: 'JetBrains Mono', monospace !important;
  font-size: 12px !important;
}
.cm-tooltip-autocomplete > ul > li[aria-selected] {
  background: rgba(0,200,100,0.14) !important;
  color: var(--accent) !important;
}

/* Search */
.cm-searchMatch { background: rgba(255,170,0,0.28); outline: 1px solid rgba(255,170,0,0.5); }
.cm-searchMatch.cm-searchMatch-selected { background: rgba(0,200,100,0.28); }
.cm-selectionMatch { background: rgba(0,200,100,0.09); }

/* Panels (search bar etc.) */
.cm-panels { background: var(--surface) !important; color: var(--text) !important; border-color: var(--border) !important; }
.cm-panels input, .cm-panels button { background: var(--card) !important; color: var(--text) !important; border-color: var(--border) !important; font-family: 'Inter',sans-serif !important; }