/* ═══════════════════════════════════════════════════════════════
   OmicsLab — Bioinformatics Terminal + Codespace Launcher
   ═══════════════════════════════════════════════════════════════ */

/* ── Page wrapper ── */
.terminal-page {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2.5rem 2rem 4rem;
}
.terminal-page-header {
  margin-bottom: 2rem;
}
.terminal-page-title {
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--text, #e6edf3);
  margin-bottom: 0.4rem;
  line-height: 1.2;
}
.terminal-page-desc {
  font-size: 0.88rem;
  color: var(--text-muted, #8b949e);
  max-width: 640px;
  line-height: 1.6;
}

/* ── Launch bar (Codespace / Binder buttons) ── */
.launch-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}
.launch-bar-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted, #8b949e);
  white-space: nowrap;
}
.launch-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 1rem;
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  border: 1px solid transparent;
  transition: opacity 0.15s, transform 0.1s, box-shadow 0.15s;
}
.launch-btn:hover  { opacity: 0.88; transform: translateY(-1px); box-shadow: 0 4px 12px rgba(0,0,0,0.3); }
.launch-btn:active { transform: translateY(0); }
.launch-btn-codespace {
  background: #238636;
  color: #fff;
  border-color: rgba(255,255,255,0.08);
}
.launch-btn-binder {
  background: #f37626;
  color: #fff;
}
.launch-btn-colab {
  background: #f9ab00;
  color: #1a1a1a;
}
.launch-btn-sim {
  background: var(--surface2, #161b22);
  color: var(--success, #3fb950);
  border-color: var(--success, #3fb950);
}

/* ── Two-column layout ── */
.terminal-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 1.25rem;
  align-items: start;
}

/* ── Terminal window ── */
.term-window {
  background: #0d1117;
  border: 1px solid var(--border, #30363d);
  border-radius: 12px;
  overflow: hidden;
  font-family: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', 'Courier New', monospace;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}
.term-titlebar {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 1rem;
  background: #161b22;
  border-bottom: 1px solid var(--border, #30363d);
  user-select: none;
}
.term-dot {
  width: 12px; height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}
.term-dot-red    { background: #ff5f56; }
.term-dot-yellow { background: #ffbd2e; }
.term-dot-green  { background: #27c93f; }
.term-title {
  flex: 1;
  font-size: 0.75rem;
  color: var(--text-muted, #8b949e);
  text-align: center;
  letter-spacing: 0.03em;
}
.term-clear-btn {
  padding: 0.15rem 0.5rem;
  background: none;
  border: 1px solid var(--border-dim, #21262d);
  border-radius: 4px;
  color: var(--text-muted, #8b949e);
  font-size: 0.68rem;
  cursor: pointer;
  font-family: inherit;
  transition: border-color 0.12s, color 0.12s;
}
.term-clear-btn:hover { border-color: var(--success, #3fb950); color: var(--success, #3fb950); }

.term-output {
  height: 460px;
  overflow-y: auto;
  padding: 1rem 1.25rem 0.5rem;
  font-size: 0.8rem;
  line-height: 1.7;
  color: #c9d1d9;
  scroll-behavior: smooth;
}
.term-output::-webkit-scrollbar { width: 5px; }
.term-output::-webkit-scrollbar-thumb { background: #30363d; border-radius: 3px; }

/* ── Output line types ── */
.to-line    { display: flex; gap: 0.5rem; align-items: flex-start; margin-bottom: 0.05rem; }
.to-prompt  { color: var(--success, #3fb950); white-space: nowrap; flex-shrink: 0; }
.to-cmd     { color: #e6edf3; }
.to-stdout  { color: #c9d1d9; }
.to-info    { color: #58a6ff; }
.to-success { color: var(--success, #3fb950); }
.to-warn    { color: #e3b341; }
.to-error   { color: #f85149; }
.to-dim     { color: #484f58; }
.to-section { color: #bc8cff; font-weight: 700; }
.to-file    { color: #e3b341; }
.to-path    { color: #58a6ff; text-decoration: underline; text-underline-offset: 2px; }
.to-number  { color: #f97316; }
.to-blank   { display: block; height: 0.4rem; }

/* ── Progress bar ── */
.to-progress {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.1rem 0;
}
.tp-label  { color: var(--text-muted, #8b949e); min-width: 110px; font-size: 0.75rem; }
.tp-bar    { flex: 1; height: 6px; background: #21262d; border-radius: 3px; overflow: hidden; }
.tp-fill   { height: 100%; background: var(--success, #3fb950); border-radius: 3px; transition: width 0.3s ease; }
.tp-pct    { color: var(--success, #3fb950); font-size: 0.72rem; min-width: 35px; text-align: right; }

/* ── Input line ── */
.term-input-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.25rem;
  border-top: 1px solid var(--border-dim, #21262d);
  background: #0d1117;
}
.term-prompt-label {
  color: var(--success, #3fb950);
  font-size: 0.8rem;
  font-family: inherit;
  white-space: nowrap;
  flex-shrink: 0;
  user-select: none;
}
.term-input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  color: #e6edf3;
  font-family: inherit;
  font-size: 0.8rem;
  caret-color: var(--success, #3fb950);
  letter-spacing: 0.01em;
}
.term-input::placeholder { color: #484f58; }
.term-run-btn {
  padding: 0.3rem 0.75rem;
  background: var(--success, #3fb950);
  color: #0d1117;
  border: none;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  font-family: inherit;
  transition: opacity 0.15s;
  flex-shrink: 0;
}
.term-run-btn:hover    { opacity: 0.85; }
.term-run-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ── Sidebar ── */
.term-sidebar { display: flex; flex-direction: column; gap: 1rem; }

.ts-card {
  background: var(--surface2, #161b22);
  border: 1px solid var(--border, #30363d);
  border-radius: 10px;
  overflow: hidden;
}
.ts-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--border-dim, #21262d);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text, #e6edf3);
  letter-spacing: 0.02em;
}
.ts-card-body { padding: 0.75rem; }

/* Pipeline preset buttons */
.preset-list { display: flex; flex-direction: column; gap: 0.35rem; }
.preset-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 0.75rem;
  background: var(--surface3, #1c2128);
  border: 1px solid var(--border-dim, #21262d);
  border-radius: 7px;
  color: var(--text, #e6edf3);
  font-size: 0.78rem;
  cursor: pointer;
  text-align: left;
  transition: border-color 0.12s, background 0.12s;
  font-family: 'JetBrains Mono', monospace;
  width: 100%;
}
.preset-btn:hover {
  border-color: var(--success, #3fb950);
  background: rgba(63,185,80,0.06);
}
.preset-btn:disabled { opacity: 0.45; cursor: not-allowed; }
.preset-icon { display: flex; align-items: center; flex-shrink: 0; color: var(--accent,#3fb950); }
.preset-info { display: flex; flex-direction: column; gap: 0.1rem; }
.preset-name { font-weight: 600; font-size: 0.78rem; color: var(--text, #e6edf3); }
.preset-cmd  { font-size: 0.67rem; color: var(--text-muted, #8b949e); }

/* Virtual filesystem */
.vfs-tree { font-size: 0.74rem; color: var(--text-muted, #8b949e); line-height: 1.9; }
.vfs-dir  { color: #58a6ff; font-weight: 600; }
.vfs-file { color: #c9d1d9; }
.vfs-size { color: #484f58; margin-left: 0.4rem; font-size: 0.67rem; }
.vfs-new  { color: var(--success, #3fb950); }

/* Installed tools */
.tool-chips { display: flex; flex-wrap: wrap; gap: 0.3rem; }
.tool-chip {
  font-size: 0.67rem;
  padding: 0.15rem 0.4rem;
  background: var(--surface3, #1c2128);
  border: 1px solid var(--border-dim, #21262d);
  border-radius: 4px;
  color: var(--text-muted, #8b949e);
  font-family: monospace;
}
.tool-chip-active {
  border-color: rgba(63,185,80,0.4);
  color: var(--success, #3fb950);
  background: rgba(63,185,80,0.06);
}

/* Codespace CTA card */
.codespace-cta {
  background: linear-gradient(135deg, rgba(35,134,54,0.12), rgba(63,185,80,0.06));
  border: 1px solid rgba(63,185,80,0.25);
  border-radius: 10px;
  padding: 1rem;
}
.ccs-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text, #e6edf3);
  margin-bottom: 0.4rem;
}
.ccs-desc {
  font-size: 0.75rem;
  color: var(--text-muted, #8b949e);
  line-height: 1.55;
  margin-bottom: 0.75rem;
}
.ccs-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  margin-bottom: 0.85rem;
}
.ccs-tool {
  font-size: 0.63rem;
  padding: 0.1rem 0.35rem;
  background: rgba(88,166,255,0.1);
  border: 1px solid rgba(88,166,255,0.2);
  border-radius: 4px;
  color: #58a6ff;
  font-family: monospace;
}
.ccs-open-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  width: 100%;
  padding: 0.55rem;
  background: #238636;
  color: #fff;
  border: none;
  border-radius: 7px;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  transition: opacity 0.15s;
}
.ccs-open-btn:hover { opacity: 0.88; }

/* ── Tab bar at top of terminal (mode switcher) ── */
.term-mode-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
}
.term-mode-tab {
  padding: 0.4rem 0.9rem;
  background: var(--surface2, #161b22);
  border: 1px solid var(--border, #30363d);
  border-radius: 9999px;
  color: var(--text-muted, #8b949e);
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
}
.term-mode-tab:hover { border-color: var(--success, #3fb950); color: var(--text, #e6edf3); }
.term-mode-tab.active {
  background: rgba(63,185,80,0.1);
  border-color: var(--success, #3fb950);
  color: var(--success, #3fb950);
}

/* ── Script editor panel ── */
.script-editor-panel { display: none; }
.script-editor-panel.active { display: block; }
.terminal-panel { display: none; }
.terminal-panel.active { display: block; }

.script-editor-wrap {
  background: #0d1117;
  border: 1px solid var(--border, #30363d);
  border-radius: 12px;
  overflow: hidden;
}
.se-topbar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1rem;
  background: #161b22;
  border-bottom: 1px solid var(--border, #30363d);
  flex-wrap: wrap;
}
.se-filename {
  font-size: 0.75rem;
  font-family: monospace;
  color: #e3b341;
  flex: 1;
}
.se-lang-badge {
  font-size: 0.65rem;
  padding: 0.1rem 0.4rem;
  background: rgba(63,185,80,0.12);
  border: 1px solid rgba(63,185,80,0.25);
  border-radius: 4px;
  color: var(--success, #3fb950);
  font-family: monospace;
}
.se-action-btn {
  padding: 0.25rem 0.65rem;
  background: var(--surface3, #1c2128);
  border: 1px solid var(--border-dim, #21262d);
  border-radius: 5px;
  color: var(--text-muted, #8b949e);
  font-size: 0.72rem;
  cursor: pointer;
  font-family: monospace;
  transition: border-color 0.12s, color 0.12s;
}
.se-action-btn:hover { border-color: var(--success, #3fb950); color: var(--success, #3fb950); }
.se-run-btn {
  padding: 0.25rem 0.75rem;
  background: var(--success, #3fb950);
  color: #0d1117;
  border: none;
  border-radius: 5px;
  font-size: 0.72rem;
  font-weight: 700;
  cursor: pointer;
  font-family: monospace;
  transition: opacity 0.15s;
}
.se-run-btn:hover { opacity: 0.85; }

.script-textarea {
  width: 100%;
  min-height: 300px;
  background: #0d1117;
  border: none;
  outline: none;
  color: #e6edf3;
  font-family: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
  font-size: 0.78rem;
  padding: 1rem 1.25rem;
  resize: vertical;
  box-sizing: border-box;
  line-height: 1.7;
  tab-size: 2;
}
.script-textarea::placeholder { color: #484f58; }
.script-output-wrap {
  border-top: 1px solid var(--border-dim, #21262d);
  max-height: 220px;
  overflow-y: auto;
  padding: 0.75rem 1.25rem;
  font-family: monospace;
  font-size: 0.75rem;
  line-height: 1.6;
}

/* ── Script templates ── */
.script-templates {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.st-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  background: var(--surface3, #1c2128);
  border: 1px solid var(--border-dim, #21262d);
  border-radius: 7px;
  color: var(--text, #e6edf3);
  font-size: 0.77rem;
  cursor: pointer;
  text-align: left;
  transition: border-color 0.12s;
  width: 100%;
}
.st-btn:hover { border-color: rgba(88,166,255,0.5); }

/* ── Responsive (terminal) ── */
@media (max-width: 900px) {
  .terminal-layout { grid-template-columns: 1fr; }
  .term-sidebar { display: grid; grid-template-columns: 1fr 1fr; }
  .codespace-cta { grid-column: 1 / -1; }
}
@media (max-width: 600px) {
  .terminal-page { padding: 1.5rem 1rem 3rem; }
  .term-sidebar { grid-template-columns: 1fr; }
  .term-output { height: 320px; }
}

/* ══════════════════════════════════════════════
   Python Notebook Panel — Kaggle-style
   ══════════════════════════════════════════════ */

/* Notebook tab badge */
.nb-badge {
  display: inline-block;
  font-size: 0.6rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  padding: 0.1rem 0.35rem;
  border-radius: 3px;
  background: #bc8cff;
  color: #0d1117;
  vertical-align: middle;
  margin-left: 0.3rem;
}
.nb-tab-btn { gap: 0.35rem; }

/* Panel visibility */
.notebook-panel {
  display: none;
}
.notebook-panel.active {
  display: block;
  animation: fadeSlideIn 0.2s ease;
}
@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Kernel status bar */
.nb-kernel-bar {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.55rem 1rem;
  background: var(--bg-surface, #161b22);
  border: 1px solid var(--border, #30363d);
  border-radius: 10px;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}
.nb-kernel-dot {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: #484f58;
  flex-shrink: 0;
  transition: background 0.3s;
}
.nb-kernel-dot--pulse {
  animation: kernelPulse 1.2s ease-in-out infinite;
}
@keyframes kernelPulse {
  0%,100% { opacity: 1; } 50% { opacity: 0.35; }
}
.nb-kernel-status {
  font-size: 0.78rem;
  color: var(--text-muted, #8b949e);
  flex: 1;
}
.nb-kernel-sep {
  flex: 1;
}
.nb-toolbar-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.3rem 0.7rem;
  background: none;
  border: 1px solid var(--border, #30363d);
  border-radius: 6px;
  color: var(--text-muted, #8b949e);
  font-size: 0.75rem;
  cursor: pointer;
  transition: border-color 0.12s, color 0.12s, background 0.12s;
  white-space: nowrap;
}
.nb-toolbar-btn:hover { border-color: var(--accent, #58a6ff); color: var(--accent, #58a6ff); }
.nb-toolbar-btn--add { border-color: var(--success, #3fb950); color: var(--success, #3fb950); }
.nb-toolbar-btn--add:hover { background: rgba(63,185,80,0.1); }

/* Notebook selector buttons */
.nb-selector-row {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}
.nb-selector-btn {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.15rem;
  padding: 0.65rem 1rem;
  background: var(--bg-surface, #161b22);
  border: 1px solid var(--border, #30363d);
  border-radius: 9px;
  color: var(--text-muted, #8b949e);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
  text-align: left;
  min-width: 160px;
}
.nb-selector-btn:hover { border-color: #bc8cff; color: #bc8cff; }
.nb-selector-btn.active { border-color: #bc8cff; color: #bc8cff; background: rgba(188,140,255,0.08); }
.nb-selector-desc {
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--text-dim, #484f58);
  display: block;
  line-height: 1.4;
}

/* Info bar */
.nb-info-bar {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  padding: 0.6rem 0.9rem;
  background: rgba(88,166,255,0.06);
  border: 1px solid rgba(88,166,255,0.2);
  border-radius: 7px;
  font-size: 0.76rem;
  color: var(--text-muted, #8b949e);
  margin-bottom: 1.25rem;
  line-height: 1.5;
}
.nb-info-bar b { color: var(--text, #e6edf3); }
.nb-info-bar svg { flex-shrink: 0; margin-top: 1px; color: #58a6ff; }

/* Cells container */
.nb-cells {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* Individual cell */
.nb-cell {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 0;
  border: 1px solid var(--border, #30363d);
  border-radius: 10px;
  overflow: hidden;
  background: var(--bg-surface, #161b22);
  transition: border-color 0.15s;
}
.nb-cell:hover { border-color: rgba(188,140,255,0.4); }
.nb-cell--new { animation: fadeSlideIn 0.25s ease; }

/* Cell gutter */
.nb-cell-gutter {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 0.5rem;
  background: #0d1117;
  border-right: 1px solid var(--border, #30363d);
  min-height: 60px;
}
.nb-cell-num {
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 0.68rem;
  color: var(--text-dim, #484f58);
  white-space: nowrap;
  text-align: center;
}
.nb-run-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: rgba(188,140,255,0.12);
  border: 1px solid rgba(188,140,255,0.35);
  color: #bc8cff;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, transform 0.1s;
}
.nb-run-btn:hover { background: rgba(188,140,255,0.25); border-color: #bc8cff; transform: scale(1.1); }
.nb-run-btn:active { transform: scale(0.95); }
.nb-run-btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }

/* Cell body */
.nb-cell-body {
  display: flex;
  flex-direction: column;
}
.nb-cell-title {
  font-size: 0.72rem;
  font-weight: 600;
  color: #bc8cff;
  padding: 0.5rem 1rem 0.25rem;
  letter-spacing: 0.02em;
  min-height: 0;
}
.nb-cell-title:empty { display: none; }

/* Code textarea */
.nb-code-area {
  width: 100%;
  box-sizing: border-box;
  padding: 0.75rem 1rem;
  background: #0d1117;
  border: none;
  border-top: 1px solid var(--border, #30363d);
  border-bottom: 1px solid var(--border, #30363d);
  color: #c9d1d9;
  font-family: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', 'Courier New', monospace;
  font-size: 0.8rem;
  line-height: 1.65;
  resize: vertical;
  outline: none;
  tab-size: 4;
  min-height: 60px;
}
.nb-code-area:focus { border-color: #bc8cff; background: #0a0f16; }
.nb-code-area::placeholder { color: #484f58; }

/* Output area */
.nb-output {
  min-height: 0;
  font-family: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 0.79rem;
  line-height: 1.6;
}
.nb-out-stdout pre {
  margin: 0;
  padding: 0.8rem 1rem;
  white-space: pre-wrap;
  word-break: break-word;
  color: #c9d1d9;
  background: transparent;
}
.nb-out-error {
  padding: 0.7rem 1rem;
  color: #f85149;
  background: rgba(248,81,73,0.06);
  border-top: 1px solid rgba(248,81,73,0.2);
  white-space: pre-wrap;
  word-break: break-word;
}
.nb-out-empty {
  padding: 0.5rem 1rem;
  color: var(--text-dim, #484f58);
  font-style: italic;
  font-size: 0.73rem;
}
.nb-running {
  padding: 0.6rem 1rem;
  color: #e3b341;
  font-style: italic;
  font-size: 0.76rem;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .nb-selector-row { gap: 0.4rem; }
  .nb-selector-btn { min-width: 130px; font-size: 0.78rem; }
  .nb-cell { grid-template-columns: 54px 1fr; }
  .nb-cell-gutter { padding: 0.7rem 0.3rem; }
}
@media (max-width: 500px) {
  .nb-cell { grid-template-columns: 1fr; }
  .nb-cell-gutter { flex-direction: row; justify-content: space-between; border-right: none; border-bottom: 1px solid var(--border,#30363d); padding: 0.5rem 0.75rem; }
  .nb-kernel-bar { flex-wrap: wrap; gap: 0.4rem; }
}