:root {
  --amber: #8a5a00;
  --amber-dark: #3a2000;
  --amber-bright: #cc9040;
  --amber-hover: #5a3a00;
  --bg: #050505;
  --panel-bg: #0a0a08;
}

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

body {
  margin: 0;
  background:
    linear-gradient(rgba(138,90,0,0.05) 1px, transparent 1px) 0 0 / 48px 48px,
    linear-gradient(90deg, rgba(138,90,0,0.05) 1px, transparent 1px) 0 0 / 48px 48px,
    var(--bg);
  color: var(--amber-bright);
  font-family: "Courier New", monospace;
  padding: 24px;
  animation: bootFade 0.6s ease-out, gridDrift 45s linear infinite;
}
@keyframes bootFade {
  from { opacity: 0; filter: brightness(2); }
  to   { opacity: 1; filter: brightness(1); }
}
@keyframes gridDrift {
  from { background-position: 0 0, 0 0; }
  to   { background-position: 48px 48px, 48px 48px; }
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    rgba(138,90,0,0.025), rgba(138,90,0,0.025) 1px,
    transparent 1px, transparent 3px
  );
  z-index: 9000;
}
body::before {
  content: "";
  position: fixed;
  left: 0; right: 0;
  height: 120px;
  pointer-events: none;
  background: linear-gradient(to bottom, transparent, rgba(138,90,0,0.04), transparent);
  z-index: 8999;
  animation: sweep 9s linear infinite;
}
@keyframes sweep {
  from { top: -120px; }
  to   { top: 100vh; }
}
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: rgba(138,90,0,0.35); }
::-webkit-scrollbar-thumb:hover { background: rgba(138,90,0,0.55); }

.app { max-width: 1100px; margin: 0 auto; }

h1 {
  text-align: center;
  font-size: 22px;
  letter-spacing: 3px;
  color: var(--amber-bright);
  text-shadow: 0 0 10px rgba(204,144,64,0.4);
  margin: 0 0 4px;
}
.subtitle {
  text-align: center;
  font-size: 12px;
  color: var(--amber);
  opacity: 0.8;
  margin: 0 0 28px;
  letter-spacing: 0.5px;
}

.workspace {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 24px;
  align-items: start;
}
@media (max-width: 800px) {
  .workspace { grid-template-columns: 1fr; }
}

/* ===== PANELS (shared HUD framing) ===== */
.panel {
  background: var(--panel-bg);
  border: 1px solid var(--amber);
  box-shadow: 0 0 8px rgba(138,90,0,0.15);
  padding: 16px;
  margin-bottom: 20px;
  position: relative;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.panel:hover { box-shadow: 0 0 14px rgba(138,90,0,0.25); }
.panel:last-child { margin-bottom: 0; }

.card, .panel {
  position: relative;
}
.card::before, .card::after,
.panel::before, .panel::after {
  content: "";
  position: absolute;
  width: 9px;
  height: 9px;
  pointer-events: none;
  z-index: 2;
}
.card::before, .panel::before {
  top: -1px; left: -1px;
  border-top: 2px solid var(--amber-bright);
  border-left: 2px solid var(--amber-bright);
  animation: cornerPulse 4s ease-in-out infinite;
}
.card::after, .panel::after {
  bottom: -1px; right: -1px;
  border-bottom: 2px solid var(--amber-bright);
  border-right: 2px solid var(--amber-bright);
  animation: cornerPulse 4s ease-in-out infinite 2s;
}
@keyframes cornerPulse {
  0%, 100% { filter: brightness(1); }
  50%      { filter: brightness(1.8); }
}

.field-label {
  display: block;
  font-size: 11px;
  letter-spacing: 0.5px;
  color: var(--amber-bright);
  opacity: 0.85;
  margin: 14px 0 6px;
}
.field-label:first-child { margin-top: 0; }
.field-hint {
  font-size: 10px;
  color: var(--amber);
  opacity: 0.75;
  line-height: 1.6;
  margin: 6px 0 4px;
}

input[type="text"], textarea, select {
  width: 100%;
  background: #000;
  border: 1px solid rgba(138,90,0,0.5);
  color: var(--amber-bright);
  font-family: "Courier New", monospace;
  font-size: 13px;
  padding: 8px 10px;
}
input[type="text"]:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--amber-bright);
  box-shadow: 0 0 6px rgba(204,144,64,0.3);
}
textarea { resize: vertical; }
input[type="file"] {
  color: var(--amber-bright);
  font-family: "Courier New", monospace;
  font-size: 11px;
  flex: 1;
}
input[type="color"] {
  width: 36px;
  height: 36px;
  padding: 0;
  border: 1px solid var(--amber);
  background: #000;
  cursor: pointer;
  flex-shrink: 0;
}
.color-row { display: flex; gap: 8px; align-items: center; }
.hex-input { flex: 1; text-transform: uppercase; }
.art-upload-row { display: flex; gap: 8px; align-items: center; }
.art-mode-row { display: flex; gap: 6px; }
.mode-btn { flex: 1; opacity: 0.55; }
.mode-btn.active { opacity: 1; background: rgba(138,90,0,0.2); }
.checkbox-label { display: flex; align-items: center; gap: 8px; cursor: pointer; }
.checkbox-label input[type="checkbox"] { accent-color: var(--amber-bright); width: 15px; height: 15px; flex-shrink: 0; }
#sprite-size-value { font-size: 11px; color: var(--amber); }

button {
  font-family: "Courier New", monospace;
  font-weight: bold;
  font-size: 11px;
  letter-spacing: 0.5px;
  background: transparent;
  color: var(--amber-bright);
  border: 1px solid var(--amber-bright);
  padding: 10px 14px;
  cursor: pointer;
  transition: all 0.15s ease;
}
button:hover { background: var(--amber-bright); color: #050505; box-shadow: 0 0 10px rgba(204,144,64,0.4); }
button:active { transform: translateY(1px); }
button:disabled { opacity: 0.4; cursor: not-allowed; }
.small-btn { font-size: 10px; padding: 6px 10px; }
.danger-btn { border-color: #ff4040; color: #ff4040; }
.danger-btn:hover { background: #ff4040; color: #050505; box-shadow: 0 0 10px rgba(255,64,64,0.4); }

/* ===== LIVE CARD PREVIEW ===== */
.preview-col { position: sticky; top: 24px; }

.card {
  width: 320px;
  min-height: 460px;
  background: linear-gradient(160deg, #0d0a06, #050505);
  border: 2px solid var(--amber);
  padding: 14px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 0 20px rgba(138,90,0,0.2), inset 0 0 30px rgba(0,0,0,0.6);
}
.card-topline {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}
.card-filenum {
  font-size: 10px;
  color: var(--amber);
  opacity: 0.7;
  letter-spacing: 1px;
}
.card-badge {
  font-size: 10px;
  font-weight: bold;
  letter-spacing: 1px;
  border: 1px solid var(--amber-bright);
  color: var(--amber-bright);
  padding: 2px 8px;
}
.card-art {
  width: 100%;
  aspect-ratio: 1 / 1;
  background: #000;
  background-image:
    linear-gradient(45deg, #0a0a0a 25%, transparent 25%),
    linear-gradient(-45deg, #0a0a0a 25%, transparent 25%);
  background-size: 16px 16px;
  border: 1px solid rgba(138,90,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin-bottom: 12px;
}
.card-art img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  image-rendering: pixelated;
}
.card-art-placeholder {
  font-size: 11px;
  color: var(--amber);
  opacity: 0.4;
  letter-spacing: 1px;
}

/* generated sprite: literally how the game renders enemies — a colored
   square, name above in a brightened version of the color, HP bar below */
.card-sprite-wrap {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
}
.card-sprite-name {
  font-size: 13px;
  font-weight: bold;
  letter-spacing: 0.5px;
  text-align: center;
}
.card-sprite-square {
  flex-shrink: 0;
}
.card-sprite-hpbar-track {
  width: 60px;
  height: 5px;
  background: #1a1000;
}
.card-sprite-hpbar-fill {
  height: 100%;
}

.card-weapon-svg-wrap {
  display: none;
  width: 80%;
  height: 80%;
  align-items: center;
  justify-content: center;
}
.card-weapon-svg-wrap svg {
  width: 100%;
  height: 100%;
}
.card-name {
  text-align: center;
  font-size: 18px;
  font-weight: bold;
  letter-spacing: 1px;
  color: var(--amber-bright);
  text-shadow: 0 0 8px rgba(204,144,64,0.3);
  word-break: break-word;
  margin-bottom: 10px;
}
.card-divider {
  height: 1px;
  background: linear-gradient(to right, transparent, var(--amber), transparent);
  margin-bottom: 10px;
}
.card-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px 12px;
  margin-bottom: 10px;
  flex-shrink: 0;
}
.card-stat-row {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  border-bottom: 1px dotted rgba(138,90,0,0.35);
  padding-bottom: 2px;
}
.card-stat-label { color: var(--amber); opacity: 0.85; }
.card-stat-value { color: var(--amber-bright); font-weight: bold; }
.card-desc {
  font-size: 11px;
  font-style: italic;
  color: var(--amber-bright);
  opacity: 0.75;
  line-height: 1.5;
  margin-top: auto;
  padding-top: 8px;
  border-top: 1px dashed rgba(138,90,0,0.3);
}

.preview-controls {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 16px;
}
#export-status {
  font-size: 11px;
  color: var(--amber);
  min-height: 14px;
}

/* ===== STAT ROW EDITOR ===== */
.stat-rows {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 10px;
}
.stat-row-editor {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 6px;
  align-items: center;
}
.stat-row-editor input {
  width: 100%;
  background: #000;
  border: 1px solid rgba(138,90,0,0.5);
  color: var(--amber-bright);
  font-family: "Courier New", monospace;
  font-size: 12px;
  padding: 6px 8px;
}
.stat-row-remove {
  border-color: #ff4040;
  color: #ff4040;
  padding: 6px 9px;
  font-size: 12px;
}
.stat-row-remove:hover { background: #ff4040; color: #050505; }

/* ===== DECK ===== */
.deck-panel { max-width: 1100px; }
.deck-count { opacity: 0.6; font-weight: normal; }
.deck-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  min-height: 40px;
  font-size: 11px;
  color: var(--amber);
  opacity: 0.7;
  margin-bottom: 12px;
}
.deck-card-tile {
  background: #000;
  border: 1px solid rgba(138,90,0,0.5);
  color: var(--amber-bright);
  padding: 8px 12px;
  cursor: pointer;
  font-size: 11px;
  letter-spacing: 0.5px;
  transition: all 0.15s ease;
  opacity: 1;
}
.deck-card-tile:hover { border-color: var(--amber-bright); box-shadow: 0 0 8px rgba(204,144,64,0.3); }
.deck-card-tile.active { background: var(--amber-hover); border-color: var(--amber-bright); }
.deck-actions { display: flex; gap: 8px; flex-wrap: wrap; }