:root {
  --bg-dark: #0c0c0e;
  --bg-panel: #16161a;
  --bg-input: #1e1e24;
  --bg-hover: #25252d;
  --border: #2a2a35;
  --border-focus: #5865f2;
  --text: #e0e0e0;
  --text-dim: #8888a0;
  --text-accent: #c8a86e;
  --accent: #c8a86e;
  --accent-hover: #dbb87e;
  --prefix: #8888ff;
  --suffix: #55cc77;
  --danger: #e05555;
  --success: #44bb66;
  --radius: 6px;
}

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

body {
  background: var(--bg-dark);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  min-height: 100vh;
}

.app {
  max-width: 720px;
  margin: 0 auto;
  padding: 24px 16px;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

h1 {
  font-size: 1.4rem;
  color: var(--accent);
  font-weight: 600;
  letter-spacing: -0.02em;
}

.mode-toggle {
  display: flex;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.mode-btn {
  padding: 6px 16px;
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.15s;
}
.mode-btn:hover { color: var(--text); }
.mode-btn.active {
  background: var(--accent);
  color: var(--bg-dark);
  font-weight: 600;
}

.sync-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  color: var(--text-dim);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-dim);
}
.status-dot.ok { background: var(--success); }
.status-dot.syncing { background: var(--accent); animation: pulse 1s infinite; }
.status-dot.error { background: var(--danger); }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* Panels */
.panel {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 16px;
  position: relative;
}

.panel-label {
  display: block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  margin-bottom: 10px;
}

/* Select */
.select-main {
  width: 100%;
  padding: 10px 12px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 0.95rem;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238888a0' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
}

.select-main:focus {
  outline: none;
  border-color: var(--border-focus);
}

.select-main option, .select-main optgroup {
  background: var(--bg-input);
  color: var(--text);
}

/* Mod list */
.mod-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mod-entry {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mod-entry-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.mod-entry-name {
  font-size: 0.9rem;
  flex: 1;
}

.mod-type-badge {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 2px 6px;
  border-radius: 3px;
  font-weight: 600;
}

.mod-type-badge.prefix {
  background: rgba(136, 136, 255, 0.15);
  color: var(--prefix);
}

.mod-type-badge.suffix {
  background: rgba(85, 204, 119, 0.15);
  color: var(--suffix);
}

.mod-type-badge.influence {
  background: rgba(200, 168, 110, 0.15);
  color: var(--accent);
}

.mod-picker-section-influence {
  color: var(--accent);
  border-top: 1px solid var(--border);
}

.btn-remove {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 1.1rem;
  padding: 2px 6px;
  border-radius: 3px;
  line-height: 1;
}
.btn-remove:hover { color: var(--danger); background: rgba(224, 85, 85, 0.1); }

.btn-exclude {
  width: 24px;
  height: 24px;
  border-radius: 4px;
  border: 1px solid var(--success);
  background: rgba(68, 187, 102, 0.1);
  color: var(--success);
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
}
.btn-exclude.active {
  border-color: var(--danger);
  background: rgba(224, 85, 85, 0.15);
  color: var(--danger);
}

.mod-entry-exclude {
  border-color: rgba(224, 85, 85, 0.3);
}
.mod-entry-exclude .mod-entry-name {
  text-decoration: line-through;
  opacity: 0.7;
}

/* Map Filters */
.filter-grid {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.filter-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.filter-label {
  font-size: 0.85rem;
  color: var(--text);
  min-width: 100px;
}

.tri-toggle {
  display: flex;
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
}

.tri-btn {
  padding: 4px 10px;
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.15s;
}
.tri-btn:hover { color: var(--text); }
.tri-btn.active[data-value="both"] {
  background: var(--border);
  color: var(--text);
}
.tri-btn.active[data-value="include"] {
  background: rgba(68, 187, 102, 0.2);
  color: var(--success);
}
.tri-btn.active[data-value="exclude"] {
  background: rgba(224, 85, 85, 0.2);
  color: var(--danger);
}

.filter-input {
  width: 80px;
  padding: 4px 8px;
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  font-size: 0.85rem;
  text-align: right;
}
.filter-input:focus { outline: none; border-color: var(--border-focus); }

.mod-entry-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.tier-select {
  padding: 5px 8px;
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  font-size: 0.85rem;
  cursor: pointer;
}
.tier-select:focus { outline: none; border-color: var(--border-focus); }

.tier-range {
  font-size: 0.8rem;
  color: var(--text-dim);
}

.mod-regex-preview {
  font-family: 'Fira Code', 'Consolas', monospace;
  font-size: 0.78rem;
  color: var(--accent);
  background: var(--bg-dark);
  padding: 4px 8px;
  border-radius: 3px;
  word-break: break-all;
}

/* Add button */
.btn-add {
  display: block;
  width: 100%;
  margin-top: 10px;
  padding: 8px;
  background: var(--bg-input);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  color: var(--text-dim);
  font-size: 1.2rem;
  cursor: pointer;
  transition: all 0.15s;
}
.btn-add:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(200, 168, 110, 0.05);
}

/* Mod picker */
.mod-picker {
  margin-top: 10px;
  background: var(--bg-input);
  border: 1px solid var(--border-focus);
  border-radius: var(--radius);
  overflow: hidden;
}

.mod-search {
  width: 100%;
  padding: 10px 12px;
  background: var(--bg-dark);
  border: none;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  font-size: 0.9rem;
}
.mod-search:focus { outline: none; }
.mod-search::placeholder { color: var(--text-dim); }

.mod-picker-list {
  max-height: 280px;
  overflow-y: auto;
}

.mod-picker-item {
  padding: 8px 12px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  border-bottom: 1px solid var(--border);
}
.mod-picker-item:last-child { border-bottom: none; }
.mod-picker-item:hover { background: var(--bg-hover); }
.mod-picker-item.disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.mod-picker-section {
  padding: 6px 12px;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  background: var(--bg-dark);
  font-weight: 600;
}

/* Regex output */
.regex-output {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
}

.regex-text {
  display: block;
  font-family: 'Fira Code', 'Consolas', monospace;
  font-size: 0.9rem;
  color: var(--accent);
  word-break: break-all;
  line-height: 1.5;
  min-height: 1.5em;
}

.regex-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}

.regex-length {
  font-size: 0.75rem;
  color: var(--text-dim);
}
.regex-length.warn { color: var(--danger); }

.btn-copy {
  padding: 4px 12px;
  background: var(--accent);
  color: var(--bg-dark);
  border: none;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
}
.btn-copy:hover { background: var(--accent-hover); }
.btn-copy.copied {
  background: var(--success);
}

.regex-per-mod {
  margin-top: 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.regex-per-mod-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
}

.regex-per-mod-label {
  color: var(--text-dim);
  min-width: 120px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.regex-per-mod-value {
  font-family: 'Fira Code', 'Consolas', monospace;
  color: var(--accent);
  word-break: break-all;
}

.btn-copy-small {
  padding: 1px 6px;
  background: none;
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--text-dim);
  font-size: 0.7rem;
  cursor: pointer;
  white-space: nowrap;
}
.btn-copy-small:hover { border-color: var(--accent); color: var(--accent); }

/* Presets */
.presets-controls {
  display: flex;
  gap: 8px;
  margin-bottom: 10px;
}
.presets-controls .mod-search { flex: 1; border-radius: var(--radius); }
.presets-controls .btn-copy { white-space: nowrap; }

.preset-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.preset-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 0.85rem;
  cursor: pointer;
  transition: border-color 0.15s;
}
.preset-item:hover { border-color: var(--accent); }

.preset-item-name { flex: 1; color: var(--text); }
.preset-item-meta { color: var(--text-dim); font-size: 0.75rem; }
.preset-item-regex {
  font-family: 'Fira Code', 'Consolas', monospace;
  font-size: 0.7rem;
  color: var(--accent);
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.btn-preset-del {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 0.9rem;
  padding: 0 4px;
}
.btn-preset-del:hover { color: var(--danger); }

.preset-empty {
  color: var(--text-dim);
  font-size: 0.8rem;
  text-align: center;
  padding: 8px;
}

/* Overlay */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.overlay-content {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
}

.spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 16px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }

/* Responsive */
@media (max-width: 480px) {
  .app { padding: 16px 10px; }
  h1 { font-size: 1.1rem; }
}