/* Dexpix CSS Grid Generator v1.2 */

:root {
  --dp: #1b5e8c;
  --dpd: #134a6e;
  --dpl: #e8f4fd;
  --dpt: #1e293b;
  --dpm: #64748b;
  --dpbg: #f8fafc;
  --dpw: #ffffff;
  --dpb: #e2e8f0;
  --dp-success: #10b981;
  --dp-error: #ef4444;
  --dp-body: #475569;
  --dp-shadow: 0 1px 3px rgba(0,0,0,0.06);
  --dp-shadow-hover: 0 8px 25px rgba(27,94,140,0.12);
  --dp-transition: 0.2s ease;
}

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

.gr-app {
  font-family: system-ui, -apple-system, sans-serif;
  color: var(--dpt);
  background: var(--dpbg);
  padding: 32px 16px 48px;
  -webkit-font-smoothing: antialiased;
}

.gr-header {
  text-align: center;
  margin-bottom: 32px;
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
}

.gr-header h2 {
  font-size: 22px;
  font-weight: 600;
  color: var(--dpt);
  margin-bottom: 8px;
}

.gr-header p {
  color: var(--dp-body);
  font-size: 16px;
  line-height: 1.75;
}

.gr-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 24px;
  max-width: 1100px;
  margin: 0 auto;
}

@media (max-width: 900px) {
  .gr-layout {
    grid-template-columns: 1fr;
  }
}

.gr-card {
  background: var(--dpw);
  border: 1px solid var(--dpb);
  border-radius: 12px;
  padding: 24px;
  box-shadow: var(--dp-shadow);
}

.gr-card-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--dpt);
  margin-bottom: 16px;
}

.gr-preview-panel {
  background: var(--dpw);
  border: 1px solid var(--dpb);
  border-radius: 12px;
  padding: 24px;
  box-shadow: var(--dp-shadow);
  display: flex;
  flex-direction: column;
}

.gr-preview-area {
  border: 2px dashed var(--dpb);
  border-radius: 8px;
  min-height: 320px;
  padding: 4px;
  display: grid;
  gap: 8px;
  transition: all 0.3s ease;
}

.gr-item {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 8px;
  background: var(--dpl);
  border: 1px solid var(--dp);
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--dp);
  cursor: pointer;
  transition: all var(--dp-transition);
  position: relative;
}

.gr-item:hover {
  box-shadow: var(--dp-shadow-hover);
}

.gr-item.active {
  background: var(--dp);
  color: var(--dpw);
  border-color: var(--dpd);
}

.gr-item-remove {
  position: absolute;
  top: -6px;
  right: -6px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--dp-error);
  color: #fff;
  border: none;
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
}

.gr-item:hover .gr-item-remove {
  display: flex;
}

.gr-items-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--dpb);
}

.gr-items-bar-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--dpm);
}

.gr-item-count {
  font-family: 'Courier New', monospace;
  font-size: 14px;
  color: var(--dpm);
  font-weight: 500;
}

.gr-add-btn {
  padding: 6px 16px;
  background: var(--dp);
  border: none;
  border-radius: 6px;
  color: #fff;
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--dp-transition);
}

.gr-add-btn:hover {
  background: var(--dpd);
}

.gr-reset-btn {
  padding: 6px 16px;
  background: var(--dpw);
  border: 1px solid var(--dpb);
  border-radius: 6px;
  color: var(--dpt);
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--dp-transition);
}

.gr-reset-btn:hover {
  border-color: var(--dp-error);
  color: var(--dp-error);
}

.gr-code-output {
  margin-top: 16px;
  background: var(--dpt);
  border-radius: 8px;
  overflow: hidden;
}

.gr-code-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.gr-code-header span {
  font-family: 'Courier New', monospace;
  font-size: 14px;
  color: rgba(255,255,255,0.5);
}

.gr-copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--dp);
  border: none;
  color: #fff;
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 14px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: 6px;
  cursor: pointer;
  transition: background var(--dp-transition);
}

.gr-copy-btn:hover {
  background: var(--dpd);
}

.gr-copy-btn.copied {
  background: var(--dp-success);
}

.gr-copy-btn svg {
  width: 16px;
  height: 16px;
}

.gr-code-body {
  padding: 16px;
  font-family: 'Courier New', monospace;
  font-size: 14px;
  line-height: 1.75;
  color: #e2e8f0;
  white-space: pre-wrap;
  word-break: break-all;
  max-height: 200px;
  overflow-y: auto;
}

.gr-code-prop { color: #7dd3fc; }
.gr-code-val { color: #86efac; }
.gr-code-punc { color: rgba(255,255,255,0.4); }
.gr-code-comment { color: rgba(255,255,255,0.3); font-style: italic; }

.gr-controls {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.gr-input-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}

.gr-input-row:last-child {
  margin-bottom: 0;
}

.gr-input-label {
  font-size: 14px;
  color: var(--dpm);
  min-width: 80px;
}

.gr-text-input {
  flex: 1;
  background: var(--dpw);
  border: 1px solid var(--dpb);
  border-radius: 6px;
  padding: 8px 16px;
  font-family: 'Courier New', monospace;
  font-size: 14px;
  color: var(--dpt);
  outline: none;
  transition: border-color var(--dp-transition);
}

.gr-text-input:focus {
  border-color: var(--dp);
}

.gr-slider-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}

.gr-slider-row:last-child {
  margin-bottom: 0;
}

.gr-slider-row input[type="range"] {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 4px;
  background: var(--dpb);
  border-radius: 4px;
  outline: none;
  cursor: pointer;
}

.gr-slider-row input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--dp);
  border: 2px solid var(--dpw);
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}

.gr-slider-row input[type="range"]::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--dp);
  border: 2px solid var(--dpw);
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}

.gr-slider-val {
  font-family: 'Courier New', monospace;
  font-size: 14px;
  color: var(--dpt);
  min-width: 32px;
  text-align: right;
  font-weight: 500;
}

.gr-item-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: 16px;
}

.gr-item-tab {
  padding: 4px 16px;
  background: var(--dpbg);
  border: 1px solid var(--dpb);
  border-radius: 6px;
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 14px;
  font-weight: 500;
  color: var(--dpm);
  cursor: pointer;
  transition: all var(--dp-transition);
}

.gr-item-tab:hover {
  border-color: var(--dp);
}

.gr-item-tab.active {
  background: var(--dp);
  color: #fff;
  border-color: var(--dp);
}

.gr-num-input {
  width: 64px;
  background: var(--dpw);
  border: 1px solid var(--dpb);
  border-radius: 6px;
  padding: 6px 8px;
  font-family: 'Courier New', monospace;
  font-size: 14px;
  color: var(--dpt);
  outline: none;
  text-align: center;
  transition: border-color var(--dp-transition);
}

.gr-num-input:focus {
  border-color: var(--dp);
}

.gr-presets-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.gr-preset {
  background: var(--dpbg);
  border: 1px solid var(--dpb);
  border-radius: 8px;
  cursor: pointer;
  transition: all var(--dp-transition);
  padding: 8px;
  overflow: hidden;
}

.gr-preset:hover {
  border-color: var(--dp);
  box-shadow: var(--dp-shadow-hover);
  transform: translateY(-2px);
}

.gr-preset-visual {
  display: grid;
  gap: 2px;
  margin-bottom: 4px;
  padding: 4px;
  background: var(--dpw);
  border-radius: 4px;
  min-height: 36px;
  overflow: hidden;
}

.gr-preset-block {
  background: var(--dpl);
  border: 1px solid var(--dp);
  border-radius: 2px;
  min-height: 10px;
}

.gr-preset-name {
  font-size: 11px;
  color: var(--dp);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  text-align: center;
  display: block;
}

.gr-share-section { margin-top: 16px; }

.gr-share-url-row {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.gr-share-url-input {
  flex: 1;
  background: var(--dpbg);
  border: 1px solid var(--dpb);
  border-radius: 6px;
  padding: 8px 16px;
  font-family: 'Courier New', monospace;
  font-size: 14px;
  color: var(--dpt);
  outline: none;
  min-width: 0;
}

.gr-share-copy-btn {
  display: inline-flex;
  align-items: center;
  background: var(--dp);
  border: none;
  color: #fff;
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 14px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: 6px;
  cursor: pointer;
  transition: background var(--dp-transition);
  white-space: nowrap;
}

.gr-share-copy-btn:hover { background: var(--dpd); }
.gr-share-copy-btn.copied { background: var(--dp-success); }

.gr-share-socials {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.gr-share-social-btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--dpw);
  border: 1px solid var(--dpb);
  border-radius: 6px;
  padding: 8px 16px;
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 14px;
  font-weight: 500;
  color: var(--dpt);
  cursor: pointer;
  transition: all var(--dp-transition);
  text-decoration: none;
}

.gr-share-social-btn:hover {
  border-color: var(--dp);
  color: var(--dp);
}

.gr-share-social-btn svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.gr-share-badge {
  padding: 16px;
  background: var(--dpbg);
  border: 1px solid var(--dpb);
  border-radius: 6px;
}

.gr-share-badge-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--dpm);
  margin-bottom: 8px;
}

.gr-share-badge-code {
  font-family: 'Courier New', monospace;
  font-size: 14px;
  color: var(--dpt);
  background: var(--dpw);
  border: 1px solid var(--dpb);
  border-radius: 6px;
  padding: 8px 16px;
  width: 100%;
  outline: none;
  cursor: pointer;
}

@media (max-width: 900px) {
  .gr-app { padding: 24px 16px 48px; }
}

@media (max-width: 480px) {
  .gr-presets-grid { grid-template-columns: 1fr; }
}