/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --bg:        #080808;
  --bg-panel:  rgba(4, 10, 6, 0.94);
  --warn:      #ffcc00;
  --error:     #ff4444;
  --success:   #00ff99;
  --font-mono: 'Share Tech Mono', monospace;
  --font-vt:   'VT323', monospace;
}
html, body {
  height: 100%;
  overflow: hidden;
}
body {
  background-color: var(--bg);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 13px;
  cursor: crosshair;
  transition: background-image 0.3s;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}
/* ============================================================
   OVERLAY (scanlines + vignette)
   ============================================================ */
#overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 100;
  background:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(0, 0, 0, 0.07) 2px,
      rgba(0, 0, 0, 0.07) 4px
    ),
    radial-gradient(ellipse at center, transparent 55%, rgba(0,0,0,0.72) 100%);
}
/* ============================================================
   BACKGROUND CANVAS
   ============================================================ */
#bg-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.85;
}
/* ============================================================
   APP LAYOUT
   ============================================================ */
#app {
  position: relative;
  z-index: 10;
  height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 12px 16px 8px;
  gap: 7px;
  max-width: 1440px;
  margin: 0 auto;
  margin-top: 6px;
}
main {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  gap: 7px;
}
/* ============================================================
   NAV LOGO
   ============================================================ */
#nav-logo {
  font-family: var(--font-vt);
  font-size: 22px;
  color: var(--accent);
  text-shadow: var(--accent-text-shadow);
  letter-spacing: 2px;
  line-height: 1;
  flex-shrink: 0;
  transition: color 0.3s, text-shadow 0.3s;
}
/* ============================================================
   TOP NAV
   ============================================================ */
#top-nav {
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--accent-border);
  padding: 6px 0 12px;
  flex-shrink: 0;
  position: relative;
  z-index: 50;
  gap: 0;
  padding-bottom: 12px;
  margin-bottom: 60px;
}
#top-nav-right {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-left: auto;
}
.top-nav-link {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent-dim);
  text-decoration: none;
  padding: 1px 10px;
  border: 1px solid transparent;
  letter-spacing: 1px;
  transition: all 0.15s;
  cursor: pointer;
  background: transparent;
}
.top-nav-link:hover {
  color: var(--accent);
  border-color: var(--accent-border);
}
/* ---- Picker triggers ---- */
.nav-picker {
  position: relative;
}
.nav-picker-trigger {
  display: flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  border: 1px solid transparent;
  color: var(--accent-dim);
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 1px 10px;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all 0.15s;
}
.nav-picker-trigger:hover,
.nav-picker.open .nav-picker-trigger {
  color: var(--accent);
  border-color: var(--accent-border);
}
.nav-picker-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 5px var(--accent-glow);
  flex-shrink: 0;
  transition: box-shadow 0.3s;
}
.nav-picker-label {
  pointer-events: none;
}
/* ---- Dropdowns ---- */
.nav-picker-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  background: var(--bg-panel);
  border: 1px solid var(--accent-border);
  padding: 10px 12px;
  box-shadow: 0 0 16px var(--accent-glow);
  z-index: 200;
  min-width: max-content;
}
.nav-picker.open .nav-picker-dropdown {
  display: block;
}
/* Swatches inside the dropdown */
#colour-dropdown #swatches {
  display: flex;
  gap: 8px;
}
/* BG buttons inside the dropdown */
#bg-dropdown #bg-btns {
  display: flex;
  gap: 4px;
}
/* ============================================================
   NAV PICKER DROPDOWN CONTENTS
   ============================================================ */
/* Colour picker */
#colour-dropdown #swatches {
  display: flex;
  align-items: center;
  gap: 8px;
}
#colour-dropdown .swatch {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.15);
  background: var(--swatch);
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
  flex-shrink: 0;
}
#colour-dropdown .swatch:hover  { transform: scale(1.25); }
#colour-dropdown .swatch.active {
  box-shadow: 0 0 0 2px var(--bg), 0 0 0 3.5px var(--swatch);
}
/* ============================================================
   DONATE BUTTON
   ============================================================ */
.donate-trigger {
  background: var(--accent) !important;
  color: #000 !important;
  border: 1px solid var(--accent) !important;
  padding: 3px 14px !important;
  font-weight: bold;
  letter-spacing: 1.5px;
}
.donate-trigger:hover {
  opacity: 0.85;
  color: #000 !important;
}
.donate-dropdown {
  min-width: 200px;
  padding: 10px 0;
}
.donate-menu-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 1px;
  color: var(--accent-dim);
  padding: 0 14px 8px;
  border-bottom: 1px solid var(--accent-border);
  margin-bottom: 6px;
}
.donate-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent-dim);
  text-decoration: none;
  transition: all 0.15s;
  letter-spacing: 0.5px;
}
.donate-link:hover {
  color: var(--accent);
  background: var(--accent-faint);
}
/* ============================================================
   STATUS BAR
   ============================================================ */
#status-bar {
  display: flex;
  align-items: center;
  gap: 0;
  border-top: 1px solid var(--accent-border);
  border-bottom: 1px solid var(--accent-border);
  padding: 3px 0;
  font-size: 11px;
  color: var(--accent-dim);
  flex-shrink: 0;
  overflow: hidden;
}
.s-item {
  white-space: nowrap;
  padding: 0 12px;
  border-right: 1px solid var(--accent-border);
}
.s-item span {
  color: var(--accent);
}
#ticker-wrap {
  flex: 1;
  overflow: hidden;
  padding: 0 12px;
}
#ext-ip-wrap {
  border-right: none;
  border-left: 1px solid var(--accent-border);
}
#status-spacer {
  flex: 1;
}
/* ============================================================
   INPUT AREA
   ============================================================ */
#input-area {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-panel);
  border: 1px solid var(--accent-border);
  padding: 6px 10px;
  flex-shrink: 0;
  transition: border-color 0.3s;
}
#input-area:focus-within {
  border-color: var(--accent);
}
.prompt {
  color: var(--accent);
  white-space: nowrap;
  font-size: 13px;
}
#target-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 13px;
  caret-color: var(--accent);
}
#target-input::placeholder {
  color: rgba(255,255,255,0.12);
}
#scan-btn,
#clear-btn {
  background: transparent;
  border: 1px solid var(--accent-border);
  color: var(--accent-dim);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 3px 12px;
  cursor: pointer;
  letter-spacing: 1px;
  transition: all 0.15s;
  flex-shrink: 0;
}
#scan-btn {
  border-color: var(--accent);
  color: var(--accent);
}
#scan-btn:hover  { background: var(--accent); color: #000; }
#clear-btn:hover { border-color: var(--accent-dim); color: var(--accent); }
#scan-btn:active, #clear-btn:active { transform: scale(0.97); }
/* ============================================================
   TABS
   ============================================================ */
#tabs {
  display: flex;
  gap: 2px;
  flex-shrink: 0;
  flex-wrap: wrap;
}
.tab {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 4px 13px;
  border: 1px solid var(--accent-border);
  background: transparent;
  color: var(--accent-dim);
  cursor: pointer;
  letter-spacing: 0.5px;
  transition: all 0.15s;
}
.tab:hover  { color: var(--accent); border-color: var(--accent); }
.tab.active { background: var(--accent); color: #000; border-color: var(--accent); }
/* ============================================================
   PANEL
   ============================================================ */
#panel-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--accent-border);
  background: var(--bg-panel);
  min-height: 0;
  animation: panel-pulse 4s ease-in-out infinite;
  transition: border-color 0.3s;
}
@keyframes panel-pulse {
  0%, 100% { border-color: var(--accent-border); }
  50%       { border-color: var(--accent-glow); }
}
#panel-title {
  display: flex;
  justify-content: space-between;
  padding: 5px 12px;
  border-bottom: 1px solid var(--accent-border);
  font-size: 11px;
  color: var(--accent-dim);
  flex-shrink: 0;
}
#panel-title span { color: var(--accent); }
/* ============================================================
   PROGRESS BAR
   ============================================================ */
#progress-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 12px;
  border-bottom: 1px solid var(--accent-border);
  flex-shrink: 0;
  background: var(--accent-faint);
}
#progress-wrap[hidden] { display: none; }
#progress-label {
  font-size: 11px;
  color: var(--accent-dim);
  white-space: nowrap;
  min-width: 200px;
}
#progress-track {
  flex: 1;
  height: 6px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--accent-border);
  overflow: hidden;
}
#progress-bar {
  height: 100%;
  width: 0%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent-glow);
  transition: width 0.25s ease;
}
#progress-pct {
  font-size: 11px;
  color: var(--accent);
  min-width: 36px;
  text-align: right;
}
/* ============================================================
   OUTPUT PANEL
   ============================================================ */
#output {
  flex: 1;
  overflow-y: auto;
  padding: 12px 16px;
  line-height: 1.75;
  font-size: 12.5px;
  scrollbar-width: thin;
  scrollbar-color: var(--accent-dim) transparent;
  -webkit-overflow-scrolling: touch;
  touch-action: pan-y;
}
#output::-webkit-scrollbar       { width: 4px; }
#output::-webkit-scrollbar-track { background: transparent; }
#output::-webkit-scrollbar-thumb { background: var(--accent-dim); }
/* ============================================================
   OUTPUT ELEMENT CLASSES
   ============================================================ */
.out-line {
  display: block;
  margin: 1px 0;
}
.out-sep {
  display: block;
  height: 1px;
  background: var(--accent-border);
  margin: 8px 0;
}
.out-header {
  display: block;
  color: var(--accent);
  text-shadow: var(--accent-text-shadow);
  border-bottom: 1px solid var(--accent-border);
  padding-bottom: 3px;
  margin: 10px 0 5px;
  font-size: 13px;
  letter-spacing: 1px;
}
.out-kv {
  display: flex;
  gap: 8px;
}
.out-key {
  color: var(--accent-dim);
  min-width: 190px;
  flex-shrink: 0;
}
.out-val { color: var(--accent); }
/* Colour modifiers */
.c-bright  { color: #ffffff; text-shadow: 0 0 5px var(--accent-glow); }
.c-dim     { color: var(--accent-dim); }
.c-success { color: var(--success); }
.c-warn    { color: var(--warn); }
.c-error   { color: var(--error); }
.c-hi      { color: #ffffff; }
.c-good    { color: var(--success); }
.c-bad     { color: var(--error); }
/* Badges */
.badge {
  display: inline-block;
  padding: 0 6px;
  font-size: 10px;
  border: 1px solid;
  margin-left: 8px;
  vertical-align: middle;
}
.badge.good { border-color: var(--success); color: var(--success); }
.badge.warn { border-color: var(--warn);    color: var(--warn); }
.badge.bad  { border-color: var(--error);   color: var(--error); }
/* Typing cursor */
.typing::after {
  content: '_';
  animation: blink 0.7s step-end infinite;
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}
.blink { animation: blink 1s step-end infinite; }
/* ============================================================
   FOOTER
   ============================================================ */
footer {
  flex-shrink: 0;
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  color: var(--accent-dim);
  padding-top: 2px;
}
/* ============================================================
   MODE TOGGLE PILL
   ============================================================ */
#mode-toggle-wrap,
#mobile-mode-toggle-wrap {
  display: flex;
  align-items: center;
  background: var(--accent-faint);
  border: 1px solid var(--accent-border);
  border-radius: 99px;
  padding: 2px;
}
.mode-seg {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.8px;
  padding: 5px 10px;
  border: none;
  background: transparent;
  color: var(--accent-dim);
  cursor: pointer;
  border-radius: 99px;
  transition: all 0.15s;
  white-space: nowrap;
}
.mode-seg.active {
  background: var(--accent);
  color: #000;
}
.mode-seg:not(.active):hover {
  color: var(--accent);
}
#mobile-mode-toggle-wrap {
  width: 100%;
  justify-content: center;
}
#mobile-mode-toggle-wrap .mode-seg {
  flex: 1;
  text-align: center;
  padding: 5px 12px;
  font-size: 10px;
}
/* ============================================================
   DONATE FAB
   ============================================================ */
#donate-fab {
  position: fixed;
  bottom: 24px;
  right: 20px;
  z-index: 300;
}
#donate-btn {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--accent);
  border: none;
  color: #000;
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 12px var(--accent-glow);
  transition: transform 0.15s, box-shadow 0.15s;
}
#donate-btn:hover {
  transform: scale(1.08);
  box-shadow: 0 0 20px var(--accent-glow);
}
#donate-menu {
  display: none;
  position: absolute;
  bottom: calc(100% + 10px);
  right: 0;
  background: var(--bg-panel);
  border: 1px solid var(--accent-border);
  padding: 10px 0;
  min-width: 180px;
  box-shadow: 0 0 16px var(--accent-glow);
}
#donate-fab.open #donate-menu {
  display: block;
}
/* ============================================================
   PANEL BUTTONS (copy / export)
   ============================================================ */
.panel-btn {
  background: transparent;
  border: 1px solid var(--accent-border);
  color: var(--accent-dim);
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 5px 12px;
  cursor: pointer;
  letter-spacing: 1px;
  transition: all 0.15s;
  min-height: 28px;
}
.panel-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}
/* ============================================================
   KEYBOARD SHORTCUTS PANEL
   ============================================================ */
#shortcuts-panel {
  position: absolute;
  bottom: 48px;
  right: 16px;
  z-index: 200;
  background: var(--bg-panel);
  border: 1px solid var(--accent);
  padding: 12px 16px;
  min-width: 260px;
  box-shadow: 0 0 20px var(--accent-glow);
}
.sc-title {
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 1px;
  margin-bottom: 10px;
  display: flex;
  justify-content: space-between;
}
.sc-close {
  cursor: pointer;
  color: var(--accent-dim);
}
.sc-close:hover { color: var(--accent); }
.sc-grid {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 5px 12px;
  font-size: 11px;
}
.sc-key {
  color: var(--accent);
  font-family: var(--font-mono);
}
.sc-val {
  color: var(--accent-dim);
}
/* ============================================================
   HAMBURGER + MOBILE MENU
   ============================================================ */
#hamburger {
  display: none;
  background: transparent;
  border: 1px solid transparent;
  color: var(--accent-dim);
  font-family: var(--font-mono);
  font-size: 24px;
  padding: 4px 12px;
  cursor: pointer;
  transition: all 0.15s;
  line-height: 1;
  min-height: 32px;
  min-width: 40px;
}
#hamburger:hover {
  color: var(--accent);
  border-color: var(--accent-border);
}
#mobile-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--bg-panel);
  border: 1px solid var(--accent-border);
  border-top: none;
  z-index: 200;
  box-shadow: 0 8px 20px rgba(0,0,0,0.6);
}
#top-nav.menu-open #mobile-menu {
  display: block;
}
.mobile-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--accent-border);
}
.mobile-row:last-child {
  border-bottom: none;
}
.mobile-row-label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent-dim);
  letter-spacing: 1px;
  min-width: 52px;
  flex-shrink: 0;
}
.mobile-swatches {
  display: flex;
  align-items: center;
  gap: 10px;
}
.mobile-bg-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}
/* ---- Mobile menu swatches ---- */
.mobile-swatches .swatch {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.15);
  background: var(--swatch);
  cursor: pointer;
  flex-shrink: 0;
  transition: transform 0.15s, box-shadow 0.15s;
}
.mobile-swatches .swatch:hover  { transform: scale(1.2); }
.mobile-swatches .swatch.active {
  box-shadow: 0 0 0 2px var(--bg), 0 0 0 4px var(--swatch);
}
/* ---- Mobile menu bg buttons ---- */
.mobile-bg-btns .bg-btn {
  background: transparent;
  border: 1px solid var(--accent-border);
  color: var(--accent-dim);
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 5px 10px;
  cursor: pointer;
  letter-spacing: 0.5px;
  transition: all 0.15s;
}
.mobile-bg-btns .bg-btn:hover  { color: var(--accent); border-color: var(--accent); }
.mobile-bg-btns .bg-btn.active { background: var(--accent); color: #000; border-color: var(--accent); }
/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
  button, a, input, .tab, .swatch, .bg-btn, .nav-picker-trigger, #scan-btn {
    touch-action: manipulation;
  }
  /* ---- TOP NAV ---- */
  #top-nav { padding: 4px 0; }
  #top-nav-right { display: none; }
  #hamburger {
    display: block;
    margin-left: auto;
  }
  #nav-logo { font-size: 20px; }
  /* ---- STATUS BAR ---- */
  #status-spacer { display: none; }
  #status-bar {
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: none;
    font-size: 10px;
  }
  #status-bar::-webkit-scrollbar { display: none; }
  #ticker-wrap { display: none; }
  #ext-ip-wrap { display: none; }
  .s-item { padding: 0 8px; white-space: nowrap; }
  /* ---- INPUT AREA ---- */
  #input-area { padding: 8px 10px; gap: 6px; }
  .prompt { display: none; }
  #target-input {
    font-size: 14px; /* prevents iOS auto-zoom on focus */
    padding: 4px 0;
  }
  #scan-btn  { padding: 4px 10px; font-size: 11px; }
  #clear-btn { padding: 4px 8px;  font-size: 11px; }
  /* ---- TABS - horizontal scroll, no wrap ---- */
  #tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: none;
    gap: 2px;
    padding-bottom: 2px;
  }
  #tabs::-webkit-scrollbar { display: none; }
  .tab {
    flex-shrink: 0;
    padding: 4px 10px;
    font-size: 10px;
  }
  /* ---- OUTPUT ---- */
  #output { font-size: 11px; }
  .out-key { min-width: 110px; }
  #panel-title { font-size: 10px; }
  #copy-btn, #export-btn { font-size: 9px; padding: 2px 6px; }
  /* ---- FOOTER ---- */
  footer {
    flex-direction: column;
    gap: 2px;
    font-size: 9px;
  }
}
/* Catch very small screens */
@media (max-width: 390px) {
  #app { padding: 6px 8px 6px; gap: 5px; }
  .swatch { width: 12px; height: 12px; }
}