/* =========================================================
   DESIGN TOKENS
   Palette: near-black terminal canvas with a single amber
   accent (deliberately not acid-green) + a quiet success green
   reserved for status states only.
   ========================================================= */
:root {
  --bg: #0b0d10;
  --bg-grid: #0e1114;
  --surface: #15181c;
  --surface-alt: #1b1f24;
  --border: #2a2f36;
  --border-soft: #1f2329;

  --text: #e8e6e1;
  --muted: #8b919a;
  --muted-dim: #5b6168;

  --accent: #ffbe3d;
  --accent-dim: #8a6b2c;
  --accent-glow: rgba(255, 190, 61, 0.18);

  --ok: #7ee787;
  --err: #ff6b6b;

  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Consolas, monospace;

  --radius: 4px;
  --shadow-panel: 0 0 0 1px rgba(255,255,255,0.02), 0 12px 32px rgba(0,0,0,0.45);

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.55;
}

body {
  min-height: 100vh;
  background-image:
    linear-gradient(180deg, rgba(255,190,61,0.03), transparent 280px),
    repeating-linear-gradient(0deg, rgba(255,255,255,0.012) 0px, rgba(255,255,255,0.012) 1px, transparent 1px, transparent 3px);
  position: relative;
}

::selection {
  background: var(--accent-glow);
  color: var(--accent);
}

a { color: var(--accent); }

button, input, select {
  font-family: var(--font-mono);
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 2px;
}

/* Subtle CRT scanline overlay — the one bold/atmospheric move on the page */
.scanlines {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 50;
  background: repeating-linear-gradient(
    180deg,
    rgba(0,0,0,0) 0px,
    rgba(0,0,0,0) 2px,
    rgba(0,0,0,0.035) 3px
  );
  mix-blend-mode: overlay;
  opacity: 0.5;
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

/* =========================================================
   TOPBAR
   ========================================================= */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 28px;
  border-bottom: 1px solid var(--border-soft);
  background: linear-gradient(180deg, rgba(255,255,255,0.015), transparent);
}

.topbar__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.topbar__title { color: var(--text); }
.topbar__title::before { content: ''; }

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}
.dot--live {
  background: var(--ok);
  box-shadow: 0 0 0 0 rgba(126,231,135,0.5);
  animation: pulse 2.2s ease-in-out infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(126,231,135,0.45); }
  70%  { box-shadow: 0 0 0 6px rgba(126,231,135,0); }
  100% { box-shadow: 0 0 0 0 rgba(126,231,135,0); }
}

.topbar__meta { color: var(--muted-dim); font-size: 12.5px; }

/* =========================================================
   LAYOUT
   ========================================================= */
.layout {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 22px;
  padding: 28px;
  max-width: 1180px;
  margin: 0 auto;
  align-items: start;
}

@media (max-width: 880px) {
  .layout {
    grid-template-columns: 1fr;
    padding: 18px;
    gap: 18px;
  }
}

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-panel);
}

.panel--form { padding: 22px; }

.panel__title {
  margin: 0 0 18px;
  font-size: 14px;
  font-weight: 700;
  text-transform: lowercase;
  letter-spacing: 0.01em;
  color: var(--text);
  display: flex;
  gap: 8px;
  align-items: center;
}

.prompt-glyph { color: var(--accent); }

/* =========================================================
   FORM
   ========================================================= */
.field { margin-bottom: 16px; }

.field label {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 6px;
  text-transform: lowercase;
}

.field__hint { color: var(--muted-dim); }

.field input,
.field select {
  width: 100%;
  background: var(--surface-alt);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 12px;
  border-radius: var(--radius);
  font-size: 14px;
  transition: border-color 0.15s var(--ease), box-shadow 0.15s var(--ease);
  appearance: none;
}

.field select {
  background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%);
  background-position: calc(100% - 18px) center, calc(100% - 13px) center;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
}

.field input:focus,
.field select:focus {
  border-color: var(--accent-dim);
  box-shadow: 0 0 0 3px var(--accent-glow);
  outline: none;
}

.field input.is-invalid {
  border-color: var(--err);
}

.field__error {
  margin: 6px 0 0;
  font-size: 12px;
  color: var(--err);
  min-height: 14px;
}

/* =========================================================
   BUTTONS
   ========================================================= */
.btn {
  width: 100%;
  padding: 12px 16px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: transform 0.12s var(--ease), filter 0.12s var(--ease), background 0.12s var(--ease);
  text-transform: lowercase;
  letter-spacing: 0.01em;
}

.btn--primary {
  background: var(--accent);
  color: #1a1404;
  margin-top: 6px;
}
.btn--primary:hover { filter: brightness(1.08); }
.btn--primary:active { transform: scale(0.98); }
.btn--primary:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  filter: none;
  transform: none;
}

.btn__glyph { font-size: 11px; }

/* =========================================================
   COMMAND PREVIEW
   ========================================================= */
.command-preview {
  margin-top: 18px;
  background: var(--bg-grid);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 12px 14px;
  font-size: 12px;
  word-break: break-all;
}

.command-preview__label {
  display: block;
  color: var(--muted-dim);
  margin-bottom: 6px;
  text-transform: lowercase;
}

.command-preview code {
  color: var(--accent);
  font-family: var(--font-mono);
}

/* =========================================================
   TERMINAL PANEL
   ========================================================= */
.panel--terminal { overflow: hidden; }

.terminal { display: flex; flex-direction: column; height: 100%; min-height: 480px; }

.terminal__titlebar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: var(--surface-alt);
  border-bottom: 1px solid var(--border);
}

.terminal__dots { display: flex; gap: 6px; }
.terminal__dots span {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--border);
}
.terminal__dots span:nth-child(1) { background: #ff6b6b55; }
.terminal__dots span:nth-child(2) { background: #ffbe3d55; }
.terminal__dots span:nth-child(3) { background: #7ee78755; }

.terminal__name {
  color: var(--muted);
  font-size: 12.5px;
  flex: 1;
}

.terminal__actions { display: flex; gap: 8px; }

.icon-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 11px;
  padding: 5px 10px;
  border-radius: var(--radius);
  cursor: pointer;
  text-transform: lowercase;
  transition: color 0.12s var(--ease), border-color 0.12s var(--ease), background 0.12s var(--ease);
}
.icon-btn:hover {
  color: var(--accent);
  border-color: var(--accent-dim);
  background: var(--accent-glow);
}
.icon-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.terminal__body {
  flex: 1;
  padding: 18px;
  overflow: auto;
  position: relative;
}

.terminal__placeholder, .terminal__output {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  font-size: 13px;
  line-height: 1.65;
}

.terminal__placeholder .muted { color: var(--muted-dim); }

.terminal__output {
  animation: fadeSlideIn 0.28s var(--ease);
}
@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* JSON syntax highlight tokens (applied via script.js) */
.tok-key   { color: #7fd0ff; }
.tok-string{ color: #b9f0a0; }
.tok-number{ color: var(--accent); }
.tok-bool  { color: #ff9f7f; }
.tok-null  { color: var(--muted-dim); }
.tok-punct { color: var(--muted); }

.terminal__loading {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: 13px;
}

.spinner {
  width: 14px; height: 14px;
  border-radius: 50%;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  animation: spin 0.7s linear infinite;
  flex-shrink: 0;
}
@keyframes spin { to { transform: rotate(360deg); } }

.loading-dots span {
  animation: blink 1.2s infinite;
  opacity: 0;
}
.loading-dots span:nth-child(1) { animation-delay: 0s; }
.loading-dots span:nth-child(2) { animation-delay: 0.2s; }
.loading-dots span:nth-child(3) { animation-delay: 0.4s; }
@keyframes blink { 0%, 100% { opacity: 0; } 50% { opacity: 1; } }

.terminal__statusbar {
  display: flex;
  justify-content: space-between;
  padding: 8px 14px;
  border-top: 1px solid var(--border);
  background: var(--surface-alt);
  font-size: 11px;
  color: var(--muted-dim);
}

#status-left.is-ok   { color: var(--ok); }
#status-left.is-err  { color: var(--err); }
#status-left.is-busy { color: var(--accent); }

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
  text-align: center;
  padding: 24px 18px 40px;
  color: var(--muted-dim);
  font-size: 12px;
}
.footer code {
  background: var(--surface);
  border: 1px solid var(--border-soft);
  padding: 2px 6px;
  border-radius: 3px;
  color: var(--muted);
}

/* =========================================================
   TOASTS
   ========================================================= */
.toast-stack {
  position: fixed;
  bottom: 20px;
  right: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 100;
  max-width: calc(100vw - 40px);
}

.toast {
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  color: var(--text);
  padding: 12px 14px;
  border-radius: var(--radius);
  font-size: 12.5px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.5);
  animation: toastIn 0.22s var(--ease);
  max-width: 320px;
}
.toast--ok    { border-left-color: var(--ok); }
.toast--error { border-left-color: var(--err); }

@keyframes toastIn {
  from { opacity: 0; transform: translateY(8px) scale(0.98); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
.toast.is-leaving {
  animation: toastOut 0.18s var(--ease) forwards;
}
@keyframes toastOut {
  to { opacity: 0; transform: translateY(6px) scale(0.98); }
}

@media (max-width: 480px) {
  .topbar { padding: 14px 16px; }
  .topbar__meta { display: none; }
  .toast-stack { right: 12px; left: 12px; bottom: 12px; }
  .toast { max-width: 100%; }
}