/* ═══════════════════════════════════════════════════════
   RouteForge — Terminal Phosphor UI
   ═══════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;700&family=Fira+Code:wght@400;700&display=swap');

:root {
  /* Green phosphor (default) */
  --fg: #33ff33;
  --fg-dim: #1a9c1a;
  --fg-bright: #66ff66;
  --fg-warn: #ffcc00;
  --fg-error: #ff4444;
  --fg-info: #44aaff;
  --bg: #0a0e0a;
  --bg-surface: #0d120d;
  --bg-input: #060906;
  --border: #1a3a1a;
  --cursor: #33ff33;
  --glow: rgba(51, 255, 51, 0.15);
  --glow-strong: rgba(51, 255, 51, 0.4);
  --scanline: rgba(51, 255, 51, 0.03);
  --selection-bg: #1a5c1a;
}

[data-theme="amber"] {
  --fg: #ffb000;
  --fg-dim: #996a00;
  --fg-bright: #ffd054;
  --fg-warn: #ff6644;
  --fg-error: #ff3333;
  --fg-info: #ffcc44;
  --bg: #0e0a04;
  --bg-surface: #120e06;
  --bg-input: #090604;
  --border: #3a2a0a;
  --cursor: #ffb000;
  --glow: rgba(255, 176, 0, 0.12);
  --glow-strong: rgba(255, 176, 0, 0.35);
  --scanline: rgba(255, 176, 0, 0.03);
  --selection-bg: #5c3a0a;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

::selection {
  background: var(--selection-bg);
  color: var(--fg-bright);
}

html {
  font-size: 14px;
  height: 100%;
}

body {
  font-family: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
  background: var(--bg);
  color: var(--fg);
  height: 100%;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* ── Scanline overlay ──────────────────────────────── */
body::after {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  pointer-events: none;
  z-index: 9999;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    var(--scanline) 2px,
    var(--scanline) 4px
  );
}

/* ── Screen flicker (subtle) ──────────────────────── */
@keyframes flicker {
  0%, 100% { opacity: 1; }
  92% { opacity: 1; }
  93% { opacity: 0.96; }
  94% { opacity: 1; }
}

/* ── Header ────────────────────────────────────────── */
#header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-surface);
  flex-shrink: 0;
  min-height: 42px;
  gap: 8px;
}

#header-left {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.logo {
  font-weight: 700;
  font-size: 1rem;
  color: var(--fg-bright);
  text-shadow: 0 0 10px var(--glow-strong);
  white-space: nowrap;
  letter-spacing: 1px;
}

.logo .accent {
  color: var(--fg-dim);
  font-weight: 400;
}

#vendor-badge {
  font-size: 0.75rem;
  color: var(--fg-dim);
  padding: 2px 8px;
  border: 1px solid var(--border);
  border-radius: 3px;
  white-space: nowrap;
}

#header-right {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.toolbar-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--fg-dim);
  font-family: inherit;
  font-size: 0.7rem;
  padding: 3px 8px;
  cursor: pointer;
  border-radius: 3px;
  transition: all 0.15s;
  white-space: nowrap;
}

.toolbar-btn:hover {
  color: var(--fg);
  border-color: var(--fg-dim);
  background: var(--glow);
}

.toolbar-btn:active {
  background: var(--glow-strong);
}

/* ── Terminal output ───────────────────────────────── */
#terminal {
  flex: 1;
  overflow-y: auto;
  padding: 12px 16px;
  padding-bottom: 4px;
  animation: flicker 8s infinite;
  scroll-behavior: smooth;
}

#terminal::-webkit-scrollbar {
  width: 6px;
}

#terminal::-webkit-scrollbar-track {
  background: var(--bg);
}

#terminal::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}

#terminal::-webkit-scrollbar-thumb:hover {
  background: var(--fg-dim);
}

.output-line {
  white-space: pre-wrap;
  word-break: break-all;
  line-height: 1.45;
  min-height: 1.45em;
}

.output-line.info { color: var(--fg-info); }
.output-line.warn { color: var(--fg-warn); }
.output-line.error { color: var(--fg-error); }
.output-line.dim { color: var(--fg-dim); }
.output-line.bright { color: var(--fg-bright); text-shadow: 0 0 6px var(--glow); }
.output-line.success { color: var(--fg); }

.output-line.banner {
  color: var(--fg-bright);
  text-shadow: 0 0 8px var(--glow-strong);
}

.output-line.prompt-echo {
  color: var(--fg-dim);
}

/* ── Tab completion popup ──────────────────────────── */
#tab-popup {
  display: none;
  position: fixed;
  background: var(--bg-surface);
  border: 1px solid var(--fg-dim);
  padding: 6px 10px;
  font-size: 0.8rem;
  color: var(--fg);
  z-index: 100;
  max-width: 400px;
  box-shadow: 0 0 12px var(--glow);
  border-radius: 3px;
}

#tab-popup .tab-item {
  padding: 1px 4px;
  display: inline-block;
  margin-right: 8px;
}

#tab-popup .tab-item.selected {
  background: var(--glow-strong);
  border-radius: 2px;
}

/* ── Input area ────────────────────────────────────── */
#input-area {
  display: flex;
  align-items: center;
  padding: 8px 16px 12px;
  border-top: 1px solid var(--border);
  background: var(--bg-input);
  flex-shrink: 0;
  gap: 0;
}

#prompt-label {
  color: var(--fg-dim);
  white-space: nowrap;
  font-size: 0.85rem;
  margin-right: 6px;
  flex-shrink: 0;
}

#cmd-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--fg);
  font-family: inherit;
  font-size: 0.85rem;
  caret-color: var(--cursor);
  min-width: 0;
}

#cmd-input::placeholder {
  color: var(--border);
}

/* ── Import mode textarea ──────────────────────────── */
#import-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  z-index: 200;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

#import-overlay.active {
  display: flex;
}

#import-box {
  width: 100%;
  max-width: 720px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

#import-box h3 {
  color: var(--fg-bright);
  font-size: 0.9rem;
  text-shadow: 0 0 6px var(--glow);
}

#import-box p {
  color: var(--fg-dim);
  font-size: 0.75rem;
}

#import-textarea {
  width: 100%;
  height: 300px;
  background: var(--bg);
  color: var(--fg);
  border: 1px solid var(--fg-dim);
  font-family: inherit;
  font-size: 0.8rem;
  padding: 10px;
  resize: vertical;
  outline: none;
  border-radius: 3px;
}

#import-textarea:focus {
  border-color: var(--fg);
  box-shadow: 0 0 8px var(--glow);
}

#import-actions {
  display: flex;
  gap: 8px;
}

#import-actions button {
  background: var(--bg-surface);
  border: 1px solid var(--fg-dim);
  color: var(--fg);
  font-family: inherit;
  font-size: 0.8rem;
  padding: 6px 16px;
  cursor: pointer;
  border-radius: 3px;
  transition: all 0.15s;
}

#import-actions button:hover {
  background: var(--glow);
  border-color: var(--fg);
}

#import-actions button.primary {
  border-color: var(--fg);
  color: var(--fg-bright);
}

/* ── Toast notification ────────────────────────────── */
#toast {
  display: none;
  position: fixed;
  bottom: 60px;
  right: 20px;
  background: var(--bg-surface);
  border: 1px solid var(--fg-dim);
  color: var(--fg);
  padding: 8px 14px;
  font-size: 0.75rem;
  border-radius: 3px;
  z-index: 300;
  box-shadow: 0 0 10px var(--glow);
  animation: fadeInOut 2s ease;
}

@keyframes fadeInOut {
  0% { opacity: 0; transform: translateY(10px); }
  15% { opacity: 1; transform: translateY(0); }
  85% { opacity: 1; }
  100% { opacity: 0; }
}

/* ── Boot sequence ─────────────────────────────────── */
@keyframes bootGlow {
  0% { text-shadow: 0 0 2px var(--glow); }
  50% { text-shadow: 0 0 12px var(--glow-strong); }
  100% { text-shadow: 0 0 2px var(--glow); }
}

.boot-line {
  animation: bootGlow 1.5s ease-in-out;
}

/* ── Mobile responsive ─────────────────────────────── */
@media (max-width: 600px) {
  html { font-size: 12px; }

  #header {
    padding: 6px 10px;
    flex-wrap: wrap;
  }

  #header-left { gap: 6px; }

  .logo { font-size: 0.9rem; }

  #vendor-badge { font-size: 0.65rem; padding: 1px 5px; }

  #header-right { gap: 4px; }

  .toolbar-btn {
    font-size: 0.6rem;
    padding: 2px 5px;
  }

  #terminal { padding: 8px 10px; }

  #input-area { padding: 6px 10px 10px; }

  #prompt-label { font-size: 0.75rem; }

  #cmd-input { font-size: 0.8rem; }

  #import-textarea { height: 200px; }
}

@media (max-width: 380px) {
  .logo .accent { display: none; }
  #vendor-badge { display: none; }
}

/* ── Print-friendly ────────────────────────────────── */
@media print {
  body::after { display: none; }
  body { background: #fff; color: #000; }
  .output-line { color: #000 !important; }
  #header, #input-area, #tab-popup, #import-overlay, #toast { display: none !important; }
  #terminal { overflow: visible; }
}