"""
UI 样式模块 - CSS 样式定义
"""

CSS = """
:root,
.gradio-container {
  --rosa-bg: #f8fafc;
  --rosa-surface: #ffffff;
  --rosa-surface-2: #f1f5f9;
  --rosa-border: #e2e8f0;
  --rosa-border-soft: #cbd5e1;
  --rosa-text: #0f172a;
  --rosa-text-muted: #475569;
  --rosa-text-muted-2: #94a3b8;
  --rosa-code-active-bg: #dbeafe;
  --rosa-code-active-text: #1d4ed8;
  --rosa-code-token-bg: #fef3c7;
  --rosa-code-token-border: #f59e0b;
  --rosa-card-shadow: none;
  --rosa-float-bg: #f59e0b;
  --rosa-float-text: #1f2937;
  --rosa-legend-text: #475569;

  /* Code Highlight Colors (Light) */
  --rosa-tok-keyword: #7c3aed;
  --rosa-tok-builtin: #0ea5e9;
  --rosa-tok-number: #f97316;
  --rosa-tok-string: #10b981;
  --rosa-tok-comment: #64748b;

  --rosa-blue: #3b82f6;
  --rosa-sky: #38bdf8;
  --rosa-violet: #a855f7;
  --rosa-amber: #f59e0b;
  --rosa-cyan: #06b6d4;
  --rosa-green: #22c55e;
  --rosa-green-soft: rgba(34, 197, 94, 0.16);
  --rosa-red: #ef4444;
  --rosa-red-soft: rgba(239, 68, 68, 0.14);
  --rosa-blue-soft: rgba(59, 130, 246, 0.08);
  --rosa-violet-soft: rgba(168, 85, 247, 0.08);
}

.rosa-theme-dark,
:root.rosa-theme-dark {
  --rosa-bg: #0b1220;
  --rosa-surface: #0f172a;
  --rosa-surface-2: #1e293b;
  --rosa-border: #334155;
  --rosa-border-soft: #475569;
  --rosa-text: #f1f5f9;
  --rosa-text-muted: #cbd5e1;
  --rosa-text-muted-2: #94a3b8;
  --rosa-code-active-bg: rgba(59, 130, 246, 0.2);
  --rosa-code-active-text: #bfdbfe;
  --rosa-code-token-bg: rgba(245, 158, 11, 0.2);
  --rosa-code-token-border: #fbbf24;
  --rosa-card-shadow: 0 10px 28px rgba(0, 0, 0, 0.5);
  --rosa-float-bg: #fbbf24;
  --rosa-float-text: #111827;
  --rosa-legend-text: #cbd5e1;

  /* Code Highlight Colors (Dark) */
  --rosa-tok-keyword: #c4b5fd;
  --rosa-tok-builtin: #7dd3fc;
  --rosa-tok-number: #fdba74;
  --rosa-tok-string: #6ee7b7;
  --rosa-tok-comment: #94a3b8;

  --rosa-blue: #60a5fa;
  --rosa-sky: #7dd3fc;
  --rosa-violet: #c084fc;
  --rosa-amber: #fbbf24;
  --rosa-cyan: #67e8f9;
  --rosa-green: #4ade80;
  --rosa-green-soft: rgba(74, 222, 128, 0.2);
  --rosa-red: #f87171;
  --rosa-red-soft: rgba(248, 113, 113, 0.2);
  --rosa-blue-soft: rgba(96, 165, 250, 0.2);
  --rosa-violet-soft: rgba(192, 132, 252, 0.2);
}

body,
.gradio-container {
  background: var(--rosa-bg) !important;
  color: var(--rosa-text) !important;
}
.rosa-theme-dark {
  color-scheme: dark;
}

/* 覆盖 Gradio 内置 CSS 变量 */
:root,
.gradio-container,
.rosa-theme-dark,
.rosa-theme-dark .gradio-container {
  --body-background-fill: var(--rosa-bg) !important;
  --block-background-fill: var(--rosa-surface) !important;
  --block-border-color: var(--rosa-border) !important;
  --block-label-background-fill: var(--rosa-surface) !important;
  --block-label-text-color: var(--rosa-text) !important;
  --block-title-text-color: var(--rosa-text) !important;
  --input-background-fill: var(--rosa-surface-2) !important;
  --input-border-color: var(--rosa-border) !important;
  --input-text-color: var(--rosa-text) !important;
  --body-text-color: var(--rosa-text) !important;
  --body-text-color-subdued: var(--rosa-text-muted) !important;
  --background-fill-primary: var(--rosa-surface) !important;
  --background-fill-secondary: var(--rosa-surface-2) !important;
  --border-color-primary: var(--rosa-border) !important;
  --border-color-accent: var(--rosa-blue) !important;
  --color-accent: var(--rosa-blue) !important;
  --color-accent-soft: var(--rosa-blue-soft) !important;
  --button-primary-background-fill: var(--rosa-blue) !important;
  --button-primary-text-color: #f8fafc !important;
  --button-secondary-background-fill: var(--rosa-surface-2) !important;
  --button-secondary-text-color: var(--rosa-text) !important;
  --button-secondary-border-color: var(--rosa-border) !important;
  --neutral-50: var(--rosa-surface) !important;
  --neutral-100: var(--rosa-surface-2) !important;
  --neutral-200: var(--rosa-border) !important;
  --neutral-300: var(--rosa-border-soft) !important;
  --neutral-400: var(--rosa-text-muted-2) !important;
  --neutral-500: var(--rosa-text-muted) !important;
  --neutral-600: var(--rosa-text-muted) !important;
  --neutral-700: var(--rosa-text) !important;
  --neutral-800: var(--rosa-text) !important;
  --neutral-900: var(--rosa-text) !important;
  --neutral-950: var(--rosa-text) !important;
  --panel-background-fill: var(--rosa-surface) !important;
  --checkbox-background-color: var(--rosa-surface-2) !important;
  --checkbox-border-color: var(--rosa-border) !important;
  --slider-color: var(--rosa-blue) !important;
}

/* Gradio 按钮 */
.gradio-container button:not(.secondary),
.gradio-container .primary,
.gradio-container button[variant="primary"] {
  background: var(--rosa-blue) !important;
  color: #f8fafc !important;
  border: 1px solid var(--rosa-blue) !important;
}
.gradio-container button.secondary,
.gradio-container button:not([variant="primary"]):not(.primary) {
  background: var(--rosa-surface-2) !important;
  color: var(--rosa-text) !important;
  border: 1px solid var(--rosa-border) !important;
}

/* Gradio 输入框和文本区域 */
.gradio-container input[type="text"],
.gradio-container input[type="number"],
.gradio-container textarea {
  background: var(--rosa-surface-2) !important;
  color: var(--rosa-text) !important;
  border: 1px solid var(--rosa-border) !important;
  border-radius: 8px !important;
  font-family: inherit;
}
.gradio-container input[readonly],
.gradio-container textarea[readonly],
.gradio-container textarea[disabled] {
  background: var(--rosa-surface-2) !important;
  color: var(--rosa-text) !important;
  opacity: 1 !important;
  -webkit-text-fill-color: var(--rosa-text) !important;
  cursor: text !important;
}
.gradio-container ::placeholder,
.gradio-container input::placeholder,
.gradio-container textarea::placeholder {
  color: var(--rosa-text-muted) !important;
  opacity: 0.8;
}
.gradio-container input[type="text"]:focus,
.gradio-container input[type="number"]:focus,
.gradio-container textarea:focus {
  outline: none !important;
  border-color: var(--rosa-blue) !important;
  box-shadow: 0 0 0 2px var(--rosa-blue-soft) !important;
}

/* Gradio 滑块 */
.gradio-container input[type="range"] {
  accent-color: var(--rosa-blue);
}
.gradio-container .gr-box,
.gradio-container .gr-panel,
.gradio-container .gr-form {
  background: var(--rosa-surface) !important;
  border-color: var(--rosa-border) !important;
}

/* Gradio 标签 */
.gradio-container label,
.gradio-container .label,
.gradio-container span.label {
  color: var(--rosa-text) !important;
}

/* Gradio 输出框 */
.gradio-container .output-class,
.gradio-container .gr-text-output {
  background: var(--rosa-surface-2) !important;
  color: var(--rosa-text) !important;
  border: 1px solid var(--rosa-border) !important;
}

/* Gradio checkbox */
.gradio-container input[type="checkbox"] {
  accent-color: var(--rosa-blue);
}

.page-header {
  text-align: center;
  margin-bottom: 18px;
  color: var(--rosa-text);
}
.rosa-hidden {
  display: none !important;
}
.page-title {
  font-size: 30px;
  font-weight: 700;
  letter-spacing: 0.4px;
  margin-bottom: 6px;
}
.page-subtitle {
  font-size: 14px;
  color: var(--rosa-text-muted);
}
.rosa-shell {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
}
.rosa-pane {
  flex: 3 1 520px;
  min-width: 320px;
}
.rosa-code-pane {
  flex: 2 1 320px;
  min-width: 300px;
}
.quick-code-details {
  margin-top: 8px;
}
.quick-code-details > summary {
  cursor: pointer;
  user-select: none;
  padding: 8px 10px;
  border: 1px dashed var(--rosa-border-soft);
  border-radius: 12px;
  background: var(--rosa-surface);
  color: var(--rosa-text);
  font-weight: 600;
}
.quick-code-details[open] > summary {
  margin-bottom: 10px;
}
.quick-code-details > summary::-webkit-details-marker {
  display: none;
}
.quick-code-details .rosa-code {
  max-height: 420px;
}
#rosa-vis .rosa-card {
  background: var(--rosa-surface);
  border-radius: 18px;
  padding: 24px;
  color: var(--rosa-text);
  box-shadow: var(--rosa-card-shadow);
  border: 1px solid var(--rosa-border);
  text-align: center;
  position: relative;
}
#rosa-vis .rosa-rows {
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: center;
}
#rosa-vis .rosa-row {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
  width: 100%;
}
#rosa-vis .rosa-row.k-row {
  margin-bottom: 0;
}
#rosa-vis .row-label {
  min-width: 36px;
  font-size: 12px;
  color: var(--rosa-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.2px;
  text-align: center;
}
#rosa-vis .row-cells {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
  max-width: 100%;
  min-width: 0;
}
#rosa-vis .cell {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: var(--rosa-surface-2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, color 0.18s ease;
  color: var(--rosa-text);
  box-shadow: none;
}
#rosa-vis .cell.active {
  background: var(--rosa-blue);
  color: #f8fafc;
  box-shadow: none;
}
#rosa-vis .cell.suffix {
  background: var(--rosa-sky);
  color: #0b1220;
}
#rosa-vis .cell.k-window {
  background: var(--rosa-violet);
  color: #0b1220;
}
#rosa-vis .cell.v-pick {
  background: var(--rosa-amber);
  color: #1f2937;
}
#rosa-vis .cell.out,
#rosa-vis .cell.out-fixed {
  background: var(--rosa-amber);
  color: #1f2937;
}
#rosa-vis .cell.filled {
  box-shadow: none;
}
#rosa-vis .rosa-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 5;
}
#rosa-vis .overlay-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
#rosa-vis .overlay-box-layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
#rosa-vis .overlay-box {
  position: absolute;
  border: 2px solid var(--rosa-blue);
  border-radius: 10px;
  box-shadow: 0 6px 16px rgba(15, 23, 42, 0.16);
  box-sizing: border-box;
  background: transparent;
  transition: border-color 0.18s ease, background 0.18s ease;
}
#rosa-vis .overlay-hover-layer {
  position: absolute;
  inset: 0;
  pointer-events: auto;
  z-index: 6;
}
#rosa-vis .overlay-hover-box {
  position: absolute;
  background: transparent;
  pointer-events: auto;
  cursor: pointer;
}
#rosa-vis .overlay-box[data-label="t"] {
  --overlay-label: "t";
}
#rosa-vis .overlay-box[data-label="kkk[j:j+w]"] {
  --overlay-label: "kkk[j:j+w]";
}
#rosa-vis .overlay-box.t-box {
  border-color: var(--rosa-blue);
  background: var(--rosa-blue-soft);
}
#rosa-vis .overlay-box.k-box {
  border-color: var(--rosa-violet);
  background: var(--rosa-violet-soft);
}
#rosa-vis .overlay-box.try-match {
  border-color: var(--rosa-green);
  background: var(--rosa-green-soft);
}
#rosa-vis .overlay-box.try-miss {
  border-color: var(--rosa-red);
  background: var(--rosa-red-soft);
}
#rosa-vis .overlay-ray {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
#rosa-vis .overlay-ray-line {
  stroke: var(--rosa-cyan);
  stroke-width: 2;
  fill: none;
  stroke-linecap: round;
}
#rosa-vis .overlay-label {
  position: absolute;
  top: -12px;
  right: 0;
  font-size: 11px;
  padding: 0;
  background: transparent;
  color: var(--rosa-text);
  letter-spacing: 0.2px;
  white-space: nowrap;
  display: none;
}
#rosa-vis .overlay-label.t-label {
  color: var(--rosa-blue);
}
#rosa-vis .overlay-label.k-label {
  color: var(--rosa-violet);
}
.v-float {
  position: fixed;
  z-index: 9999;
  border-radius: 8px;
  background: var(--rosa-float-bg);
  color: var(--rosa-float-text);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.2);
  pointer-events: none;
  transition: transform 0.35s ease, opacity 0.35s ease;
  opacity: 1;
}
#rosa-vis .rosa-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 12px;
  color: var(--rosa-legend-text);
  justify-content: center;
}
#rosa-vis .legend-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
#rosa-vis .legend-dot {
  width: 12px;
  height: 12px;
  border-radius: 4px;
}
#rosa-vis .legend-suffix {
  background: var(--rosa-sky);
}
#rosa-vis .legend-window {
  background: var(--rosa-violet);
}
#rosa-vis .legend-match {
  background: var(--rosa-green);
}
#rosa-vis .legend-v {
  background: var(--rosa-amber);
}
#rosa-vis .legend-out {
  background: var(--rosa-amber);
}
#rosa-vis .index-row {
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--rosa-border);
}
#rosa-vis .index-cells {
  gap: 6px;
}
#rosa-vis .index-cell {
  width: 30px;
  text-align: center;
  font-size: 11px;
  color: var(--rosa-text-muted-2);
  font-variant-numeric: tabular-nums;
}
.rosa-code {
  background: var(--rosa-surface);
  border: 1px solid var(--rosa-border);
  border-radius: 12px;
  padding: 12px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 12px;
  color: var(--rosa-text);
  max-height: 520px;
  overflow: auto;
}
.rosa-code .code-line {
  display: flex;
  gap: 10px;
  padding: 2px 6px;
  border-radius: 6px;
}
.rosa-code .line-no {
  flex: 0 0 36px;
  width: 36px;
  text-align: left;
  color: var(--rosa-text-muted-2);
  user-select: none;
  font-variant-numeric: tabular-nums;
}
.rosa-code .line-text {
  white-space: pre;
  flex: 1;
}
.rosa-code .code-line.active {
  background: var(--rosa-code-active-bg);
  color: var(--rosa-code-active-text);
}
.rosa-code .code-line.active .line-no {
  color: var(--rosa-code-active-text);
}
.rosa-code .tok-keyword {
  color: var(--rosa-tok-keyword);
  font-weight: 600;
}
.rosa-code .tok-builtin {
  color: var(--rosa-tok-builtin);
}
.rosa-code .tok-number {
  color: var(--rosa-tok-number);
}
.rosa-code .tok-string {
  color: var(--rosa-tok-string);
}
.rosa-code .tok-comment {
  color: var(--rosa-tok-comment);
  font-style: italic;
}
.rosa-code .code-token {
  border-bottom: 1px dashed var(--rosa-text-muted-2);
  padding: 0 1px;
}
.rosa-code .code-token.active {
  background: var(--rosa-code-token-bg);
  border-radius: 4px;
  border-bottom-color: var(--rosa-code-token-border);
}
"""