@import "tailwindcss";

/* ─── Theme Tokens ─────────────────────────────────────────────────────────── */
:root, [data-theme="dark"] {
  --bg: #0d1117;
  --bg-2: #161b22;
  --bg-3: #21262d;
  --surface: #1c2128;
  --surface-hover: #292e36;
  --border: #30363d;
  --border-subtle: #21262d;
  --accent: #39d353;
  --accent-dim: #26a641;
  --accent-text: #39d353;
  --text: #e6edf3;
  --text-2: #8b949e;
  --text-muted: #6e7681;
  --text-on-accent: #0d1117;
  --error: #f85149;
  --warning: #d29922;
  --info: #58a6ff;
  --success: #39d353;
  --status-bar: #161b22;
  --activity-bar: #0d1117;
  --sidebar: #161b22;
  --tab-active: #0d1117;
  --tab-inactive: #161b22;
  --scrollbar: #30363d;
  --btn-primary: #39d353;
  --btn-text: #0d1117;
  --editor-bg: #0d1117;
  --editor-line: #161b22;
  --editor-selection: #264f78;
  --terminal-bg: #0d1117;
  --terminal-fg: #e6edf3;
  --terminal-cursor: #39d353;
}

[data-theme="light"] {
  --bg: #faf8f5;
  --bg-2: #f0ece4;
  --bg-3: #e8e0d4;
  --surface: #ffffff;
  --surface-hover: #f0ece4;
  --border: #d4c9b8;
  --border-subtle: #e8e0d4;
  --accent: #6f4e37;
  --accent-dim: #8b6347;
  --accent-text: #6f4e37;
  --text: #1c1412;
  --text-2: #5c3d2e;
  --text-muted: #8b7355;
  --text-on-accent: #faf8f5;
  --error: #c0392b;
  --warning: #d68910;
  --info: #2471a3;
  --success: #27ae60;
  --status-bar: #f0ece4;
  --activity-bar: #e8e0d4;
  --sidebar: #f0ece4;
  --tab-active: #faf8f5;
  --tab-inactive: #f0ece4;
  --scrollbar: #d4c9b8;
  --btn-primary: #6f4e37;
  --btn-text: #faf8f5;
  --editor-bg: #faf8f5;
  --editor-line: #f0ece4;
  --editor-selection: #d4c9b8;
  --terminal-bg: #1c1412;
  --terminal-fg: #faf8f5;
  --terminal-cursor: #6f4e37;
}

/* ─── Base ─────────────────────────────────────────────────────────────────── */
@layer base {
  * { box-sizing: border-box; margin: 0; padding: 0; }

  html, body { height: 100%; overflow: hidden; }

  body {
    font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 13px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
  }
}

/* ─── Scrollbars ───────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--scrollbar); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ─── Monaco / Editor Overrides ───────────────────────────────────────────── */
.monaco-editor, .monaco-editor-background, .monaco-editor .inputarea.ime-input {
  background: var(--editor-bg) !important;
}
.monaco-editor .margin { background: var(--editor-bg) !important; }
.monaco-editor .minimap { background: var(--bg-2) !important; }

/* ─── Terminal ─────────────────────────────────────────────────────────────── */
.xterm-viewport { background: var(--terminal-bg) !important; }
.xterm { background: var(--terminal-bg) !important; }

/* ─── Animations ───────────────────────────────────────────────────────────── */
@keyframes fadeIn { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: translateY(0); } }
@keyframes slideIn { from { opacity: 0; transform: translateX(-8px); } to { opacity: 1; transform: translateX(0); } }
@keyframes pulse-accent { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }
@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@keyframes shimmer { 0% { background-position: -200% 0; } 100% { background-position: 200% 0; } }

.animate-fade-in { animation: fadeIn 0.2s ease forwards; }
.animate-slide-in { animation: slideIn 0.15s ease forwards; }
.animate-pulse-accent { animation: pulse-accent 2s ease-in-out infinite; }
.animate-spin { animation: spin 1s linear infinite; }

/* ─── Skeleton ─────────────────────────────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg, var(--bg-2) 25%, var(--bg-3) 50%, var(--bg-2) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: 4px;
}

/* ─── IDE Shell ─────────────────────────────────────────────────────────────── */
.ide-shell {
  display: grid;
  grid-template-rows: 1fr 22px; /* editor area + status bar */
  grid-template-columns: 48px 1fr; /* activity bar + content */
  height: 100dvh;
  width: 100vw;
  overflow: hidden;
}

/* ─── Activity Bar ─────────────────────────────────────────────────────────── */
.activity-bar {
  grid-row: 1;
  grid-column: 1;
  background: var(--activity-bar);
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8px 0;
  gap: 2px;
  z-index: 10;
}

.activity-btn {
  position: relative;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  color: var(--text-2);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  border: none;
  background: transparent;
}

.activity-btn:hover { background: var(--surface-hover); color: var(--text); }
.activity-btn.active { color: var(--accent); }
.activity-btn.active::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--accent);
  border-radius: 0 2px 2px 0;
}

/* ─── Status Bar ─────────────────────────────────────────────────────────────── */
.status-bar {
  grid-row: 2;
  grid-column: 1 / -1;
  background: var(--status-bar);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  gap: 0;
  padding: 0 8px;
  font-size: 11px;
  color: var(--text-2);
  user-select: none;
  z-index: 50;
}

.status-item {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0 8px;
  height: 22px;
  cursor: pointer;
  transition: background 0.1s;
  white-space: nowrap;
}
.status-item:hover { background: var(--surface-hover); }
.status-item.accent { color: var(--accent); }
.status-item.error { color: var(--error); }
.status-item.warning { color: var(--warning); }
.status-divider { width: 1px; height: 12px; background: var(--border); margin: 0 2px; }

/* ─── Tabs ─────────────────────────────────────────────────────────────────── */
.tab-bar {
  display: flex;
  align-items: center;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border-subtle);
  overflow-x: auto;
  min-height: 35px;
  flex-shrink: 0;
}

.tab-bar::-webkit-scrollbar { height: 0; }

.tab {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 12px;
  height: 35px;
  border-right: 1px solid var(--border-subtle);
  cursor: pointer;
  white-space: nowrap;
  font-size: 12px;
  color: var(--text-2);
  background: var(--tab-inactive);
  transition: background 0.1s, color 0.1s;
  position: relative;
  flex-shrink: 0;
}

.tab.active {
  background: var(--tab-active);
  color: var(--text);
  border-bottom: 1px solid var(--accent);
}

.tab:hover:not(.active) { background: var(--surface-hover); color: var(--text); }

.tab-close {
  width: 16px;
  height: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 3px;
  opacity: 0;
  cursor: pointer;
  color: var(--text-2);
  transition: opacity 0.1s, background 0.1s;
  flex-shrink: 0;
}

.tab:hover .tab-close, .tab.active .tab-close { opacity: 1; }
.tab-close:hover { background: var(--surface-hover); color: var(--error); }

/* ─── Sidebar ─────────────────────────────────────────────────────────────── */
.sidebar {
  background: var(--sidebar);
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
}

.sidebar-header {
  padding: 8px 12px 6px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  text-transform: uppercase;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

/* ─── File Tree ─────────────────────────────────────────────────────────────── */
.file-tree-item {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 2px 0 2px 8px;
  cursor: pointer;
  border-radius: 4px;
  font-size: 13px;
  color: var(--text);
  transition: background 0.1s;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.file-tree-item:hover { background: var(--surface-hover); }
.file-tree-item.active { background: var(--bg-3); color: var(--accent); }

/* ─── Context Menu ─────────────────────────────────────────────────────────── */
.context-menu {
  position: fixed;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 4px;
  min-width: 180px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  z-index: 9999;
  animation: fadeIn 0.1s ease;
}

.context-menu-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 5px;
  cursor: pointer;
  font-size: 12px;
  color: var(--text);
  transition: background 0.1s;
}

.context-menu-item:hover { background: var(--surface-hover); }
.context-menu-item.destructive:hover { background: rgba(248, 81, 73, 0.15); color: var(--error); }
.context-menu-separator { height: 1px; background: var(--border-subtle); margin: 4px 0; }

/* ─── Command Palette ─────────────────────────────────────────────────────── */
.command-palette-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
  z-index: 10000;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 10vh;
}

.command-palette {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  width: min(640px, 90vw);
  max-height: 60vh;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.6);
  display: flex;
  flex-direction: column;
}

.command-input {
  padding: 14px 16px;
  font-size: 14px;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text);
  width: 100%;
  outline: none;
  font-family: "Inter", sans-serif;
}

.command-input::placeholder { color: var(--text-muted); }
.command-results { overflow-y: auto; max-height: 50vh; padding: 4px; }

.command-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  border-radius: 6px;
  cursor: pointer;
  color: var(--text);
  font-size: 13px;
  transition: background 0.1s;
}

.command-item:hover, .command-item.focused { background: var(--surface-hover); }
.command-item kbd {
  font-size: 10px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 5px;
  color: var(--text-2);
  font-family: "JetBrains Mono", monospace;
}

/* ─── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  border: 1px solid transparent;
  font-family: inherit;
}

.btn-primary {
  background: var(--btn-primary);
  color: var(--btn-text);
  border-color: var(--btn-primary);
}
.btn-primary:hover { filter: brightness(1.1); }

.btn-secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-secondary:hover { background: var(--surface-hover); }

.btn-ghost {
  background: transparent;
  color: var(--text-2);
  border-color: transparent;
}
.btn-ghost:hover { background: var(--surface-hover); color: var(--text); }

.btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ─── Input ─────────────────────────────────────────────────────────────────── */
.input {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: 13px;
  color: var(--text);
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s;
  width: 100%;
}
.input:focus { border-color: var(--accent); }
.input::placeholder { color: var(--text-muted); }

/* ─── Cards ─────────────────────────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

.card:hover { border-color: var(--accent); }

/* ─── Modal ─────────────────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(6px);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 24px 80px rgba(0,0,0,0.6);
  width: min(560px, 95vw);
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  padding: 20px 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-body { padding: 20px 24px; }
.modal-footer {
  padding: 0 24px 20px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

/* ─── Dashboard ─────────────────────────────────────────────────────────────── */
.dashboard-grid {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 0;
  height: 100%;
  overflow: hidden;
}

@media (max-width: 768px) {
  .dashboard-grid { grid-template-columns: 1fr; }
  .ide-shell { grid-template-columns: 1fr; }
  .activity-bar { display: none; }
  .sidebar { display: none; }
}

/* ─── Badge ─────────────────────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 7px;
  border-radius: 20px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.badge-accent { background: rgba(57, 211, 83, 0.15); color: var(--accent); }
.badge-error { background: rgba(248, 81, 73, 0.15); color: var(--error); }
.badge-warning { background: rgba(210, 153, 34, 0.15); color: var(--warning); }
.badge-info { background: rgba(88, 166, 255, 0.15); color: var(--info); }

/* ─── Agent Plan View ─────────────────────────────────────────────────────── */
.plan-step {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-2);
  margin-bottom: 6px;
}

.plan-step.running { border-color: var(--accent); background: rgba(57, 211, 83, 0.05); }
.plan-step.done { opacity: 0.7; }
.plan-step.error { border-color: var(--error); background: rgba(248, 81, 73, 0.05); }

/* ─── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .modal { width: 95vw; }
  .command-palette { width: 95vw; }
  body { overflow: auto; }
  html, body { height: auto; }
}