:root {
      color-scheme: dark;
      --bg: #07131a;
      --bg-deep: #041017;
      --panel: rgba(10, 24, 33, 0.9);
      --panel-strong: rgba(10, 24, 33, 0.98);
      --card: rgba(18, 38, 50, 0.92);
      --card-soft: rgba(11, 27, 37, 0.8);
      --accent: #5eead4;
      --accent-strong: #14b8a6;
      --accent-warm: #f59e0b;
      --text: #ecfeff;
      --text-soft: #d6e7f2;
      --muted: #b4c7d7;
      --placeholder: #89a1b8;
      --border: rgba(148, 163, 184, 0.16);
      --border-strong: rgba(94, 234, 212, 0.24);
      --input-bg: rgba(17, 37, 49, 0.96);
      --input-bg-strong: rgba(20, 44, 59, 0.98);
      --input-border: rgba(148, 163, 184, 0.24);
      --input-border-hover: rgba(148, 163, 184, 0.38);
      --danger: #f87171;
      --success: #34d399;
      --shadow-xl: 0 28px 80px rgba(0, 0, 0, 0.34);
      --shadow-card: 0 18px 45px rgba(3, 9, 15, 0.24);
    }

    * {
      box-sizing: border-box;
    }

    body {
      margin: 0;
      font-family: "Avenir Next", "SF Pro Display", "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
      background:
        linear-gradient(135deg, rgba(94, 234, 212, 0.08), transparent 32%),
        linear-gradient(225deg, rgba(245, 158, 11, 0.08), transparent 30%),
        linear-gradient(180deg, rgba(7, 19, 26, 0.92), rgba(4, 16, 23, 1)),
        var(--bg);
      color: var(--text);
      min-height: 100vh;
      padding: 24px;
      position: relative;
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      background:
        linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
      background-size: 32px 32px;
      mask-image: radial-gradient(circle at center, black 40%, transparent 85%);
      opacity: 0.45;
    }

    .app {
      max-width: 1360px;
      margin: 0 auto;
      display: grid;
      gap: 22px;
      position: relative;
      z-index: 1;
    }

    .panel {
      background: linear-gradient(180deg, rgba(11, 27, 37, 0.94), rgba(8, 19, 28, 0.98));
      border: 1px solid var(--border);
      border-radius: 24px;
      padding: 24px;
      box-shadow: var(--shadow-xl);
      backdrop-filter: blur(18px);
      position: relative;
      overflow: hidden;
    }

    .panel::before {
      content: "";
      position: absolute;
      inset: 0;
      pointer-events: none;
      background: linear-gradient(135deg, rgba(94, 234, 212, 0.06), transparent 30%, transparent 70%, rgba(245, 158, 11, 0.06));
    }

    .panel > * {
      position: relative;
      z-index: 1;
    }

    .workspace-panel {
      padding: 28px;
      display: grid;
      gap: 16px;
    }

    .results-panel,
    .history-panel {
      padding-top: 22px;
    }

    .surface-block {
      position: relative;
      background: linear-gradient(180deg, rgba(15, 31, 42, 0.95), rgba(10, 24, 33, 0.88));
      border: 1px solid var(--border);
      border-radius: 20px;
      padding: 18px;
      box-shadow: var(--shadow-card);
    }

    .hero-banner {
      display: grid;
      grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
      gap: 20px;
      align-items: end;
      margin-bottom: 18px;
    }

    .hero-copy {
      min-width: 0;
    }

    .workspace-hero-top {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 16px;
    }

    .hero-badges {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 14px;
    }

    .workspace-hero-tools {
      display: flex;
      justify-content: flex-end;
      flex: 0 0 auto;
    }

    .announcement-trigger {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 38px;
      padding: 8px 14px;
      border: 1px solid rgba(94, 234, 212, 0.26);
      border-radius: 999px;
      background: rgba(7, 19, 26, 0.62);
      color: var(--text);
      font-size: 13px;
      font-weight: 600;
      cursor: pointer;
      transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
      white-space: nowrap;
    }

    .announcement-trigger:hover {
      border-color: rgba(94, 234, 212, 0.44);
      background: rgba(14, 116, 144, 0.18);
      transform: translateY(-1px);
    }

    .announcement-trigger:focus-visible {
      outline: 2px solid rgba(94, 234, 212, 0.5);
      outline-offset: 2px;
    }

    .announcement-bar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      margin: 14px 0 12px;
      padding: 11px 12px;
      border: 1px solid rgba(94, 234, 212, 0.24);
      border-radius: 8px;
      background: rgba(7, 19, 26, 0.64);
      color: var(--text);
    }

    .announcement-bar[hidden] {
      display: none;
    }

    .announcement-bar-main {
      display: flex;
      align-items: center;
      gap: 10px;
      min-width: 0;
    }

    .announcement-bar-label {
      flex: 0 0 auto;
      padding: 3px 8px;
      border-radius: 999px;
      background: rgba(94, 234, 212, 0.14);
      color: var(--accent);
      font-size: 12px;
      font-weight: 700;
    }

    .announcement-bar-text {
      display: flex;
      align-items: center;
      gap: 8px;
      min-width: 0;
      font-size: 13px;
      line-height: 1.5;
    }

    .announcement-bar.is-changing .announcement-bar-text {
      animation: announcementSlideIn 0.35s ease;
    }

    .announcement-bar.has-single .announcement-bar-label {
      animation: announcementSoftPulse 2.8s ease-in-out infinite;
    }

    .announcement-bar-text strong,
    .announcement-bar-text span {
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }

    .announcement-bar.important {
      border-color: rgba(248, 113, 113, 0.34);
      background: rgba(127, 29, 29, 0.28);
    }

    .announcement-bar.maintenance {
      border-color: rgba(245, 158, 11, 0.36);
      background: rgba(120, 53, 15, 0.26);
    }

    .announcement-bar.promo {
      border-color: rgba(52, 211, 153, 0.32);
      background: rgba(6, 78, 59, 0.25);
    }

    .announcement-bar-close {
      flex: 0 0 auto;
      width: 28px;
      height: 28px;
      border: 1px solid rgba(148, 163, 184, 0.2);
      border-radius: 50%;
      background: rgba(15, 23, 42, 0.36);
      color: var(--muted);
      cursor: pointer;
      font-size: 18px;
      line-height: 1;
    }

    .announcement-bar-close:hover {
      color: var(--text);
      border-color: rgba(148, 163, 184, 0.42);
    }

    .announcement-bar-count {
      flex: 0 0 auto;
      color: var(--muted);
      font-size: 12px;
      white-space: nowrap;
    }

    @keyframes announcementSlideIn {
      from {
        opacity: 0;
        transform: translateY(6px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    @keyframes announcementSoftPulse {
      0%, 100% {
        box-shadow: 0 0 0 rgba(94, 234, 212, 0);
      }
      50% {
        box-shadow: 0 0 18px rgba(94, 234, 212, 0.22);
      }
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 34px;
      padding: 8px 14px;
      border-radius: 999px;
      border: 1px solid var(--border-strong);
      background: rgba(14, 116, 144, 0.14);
      color: var(--text);
      font-size: 12px;
      font-weight: 700;
      letter-spacing: 0.04em;
      text-transform: uppercase;
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
    }

    .hero-badge.warm {
      background: rgba(245, 158, 11, 0.14);
      border-color: rgba(245, 158, 11, 0.24);
    }

    .hero-meta {
      display: grid;
      gap: 12px;
      justify-items: end;
      min-width: 0;
    }

    h1 {
      margin: 0 0 10px;
      font-size: 42px;
      line-height: 1.04;
      letter-spacing: 0;
    }

    p.sub {
      margin: 0;
      color: var(--muted);
      max-width: 54ch;
      font-size: 15px;
      line-height: 1.7;
    }

    .deploy-note {
      margin: 0;
      padding: 14px 16px;
      border: 1px solid rgba(94, 234, 212, 0.22);
      border-radius: 16px;
      background: linear-gradient(135deg, rgba(94, 234, 212, 0.12), rgba(245, 158, 11, 0.08));
      color: var(--muted);
      font-size: 13px;
      line-height: 1.65;
      max-width: 460px;
    }

    .deploy-note code {
      color: var(--accent);
    }

    .deploy-note a {
      color: var(--accent);
      text-decoration: none;
      font-weight: 600;
    }

    .deploy-note a:hover {
      text-decoration: underline;
    }

    .panel h2 {
      margin: 0;
      font-size: 20px;
      letter-spacing: 0;
    }

    label {
      display: block;
      margin: 10px 0 6px;
      color: var(--muted);
      font-size: 14px;
      font-weight: 600;
      letter-spacing: 0.01em;
    }

    input[type="text"],
    input[type="number"],
    textarea,
    select {
      width: 100%;
      background: linear-gradient(180deg, var(--input-bg-strong), var(--input-bg));
      border: 1px solid var(--input-border);
      border-radius: 14px;
      padding: 12px 14px;
      color: var(--text);
      font-size: 14px;
      outline: none;
      transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, transform 0.15s ease;
      box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.04),
        inset 0 -1px 0 rgba(4, 10, 16, 0.28);
      caret-color: var(--accent);
    }

    input[type="text"]:hover,
    input[type="number"]:hover,
    textarea:hover,
    select:hover {
      border-color: var(--input-border-hover);
      background: linear-gradient(180deg, rgba(22, 47, 63, 0.98), rgba(16, 36, 48, 0.98));
    }

    input[type="text"]:focus,
    input[type="number"]:focus,
    textarea:focus,
    select:focus {
      border-color: var(--accent);
      box-shadow: 0 0 0 3px rgba(94, 234, 212, 0.14);
      transform: translateY(-1px);
    }

    input[type="text"]::placeholder,
    input[type="number"]::placeholder,
    textarea::placeholder {
      color: var(--placeholder);
    }

    select {
      height: 48px;
      padding-right: 46px;
      -webkit-appearance: none;
      appearance: none;
      background-image:
        linear-gradient(180deg, var(--input-bg-strong), var(--input-bg)),
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M3.5 6 8 10.5 12.5 6' fill='none' stroke='%23c6d6e3' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.7'/%3E%3C/svg%3E");
      background-repeat: no-repeat, no-repeat;
      background-position: 0 0, right 14px center;
      background-size: auto, 14px 14px;
    }

    select option,
    select optgroup {
      background: #112633;
      color: var(--text);
    }

    select option:checked {
      background: #1a4550;
      color: #f8feff;
    }

    input:-webkit-autofill,
    input:-webkit-autofill:hover,
    input:-webkit-autofill:focus,
    textarea:-webkit-autofill,
    textarea:-webkit-autofill:hover,
    textarea:-webkit-autofill:focus,
    select:-webkit-autofill,
    select:-webkit-autofill:hover,
    select:-webkit-autofill:focus {
      -webkit-text-fill-color: var(--text);
      box-shadow: 0 0 0 1000px #132b39 inset;
      transition: background-color 5000s ease-in-out 0s;
    }

    .model-select-wrap {
      display: flex;
      gap: 6px;
      align-items: stretch;
    }

    .model-select-wrap select {
      min-width: 0;
      flex: 1;
    }

    .delete-model-btn {
      flex: 0 0 34px;
      height: 42px;
      border: 1px solid #ef4444;
      border-radius: 10px;
      background: transparent;
      color: #ef4444;
      cursor: pointer;
      font-size: 18px;
      font-weight: 700;
      line-height: 1;
      transition: all 0.15s ease;
    }

    .delete-model-btn:hover {
      background: rgba(239, 68, 68, 0.12);
      transform: translateY(-1px);
    }

    textarea {
      min-height: 110px;
      resize: vertical;
      line-height: 1.7;
    }

    /* 提示词按钮容器 */
    .prompt-buttons-container {
      display: flex;
      gap: 12px;
      margin: 14px 0 0;
    }

    #prompt {
      min-height: 190px;
      margin-top: 2px;
      font-size: 15px;
    }

    /* 保存提示词按钮 */
    .save-prompt-from-input-btn {
      flex: 1;
      padding: 10px 16px;
      background: rgba(34, 211, 238, 0.1);
      border: 1px solid var(--accent);
      border-radius: 8px;
      color: var(--accent);
      font-size: 14px;
      font-weight: 500;
      cursor: pointer;
      transition: all 0.2s ease;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
    }

    .save-prompt-from-input-btn:hover {
      background: rgba(34, 211, 238, 0.2);
      transform: translateY(-1px);
      box-shadow: 0 2px 8px rgba(34, 211, 238, 0.3);
    }

    .save-prompt-from-input-btn:active {
      transform: translateY(0);
    }

    .save-prompt-from-input-btn:disabled {
      opacity: 0.5;
      cursor: not-allowed;
      transform: none;
    }

    /* 优化提示词按钮 */
    .optimize-prompt-btn {
      flex: 1;
      padding: 10px 16px;
      background: rgba(245, 158, 11, 0.1);
      border: 1px solid var(--accent-warm);
      border-radius: 8px;
      color: var(--accent-warm);
      font-size: 14px;
      font-weight: 500;
      cursor: pointer;
      transition: all 0.2s ease;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
    }

    .optimize-prompt-btn:hover {
      background: rgba(245, 158, 11, 0.18);
      transform: translateY(-1px);
      box-shadow: 0 2px 8px rgba(245, 158, 11, 0.24);
    }

    .optimize-prompt-btn:active {
      transform: translateY(0);
    }

    .optimize-prompt-btn:disabled {
      opacity: 0.5;
      cursor: not-allowed;
      transform: none;
    }

    .config-row {
      display: flex;
      gap: 14px;
      flex-wrap: wrap;
      align-items: center;
    }

    .config-row>* {
      flex: 1;
      min-width: 220px;
    }

    .workspace-panel > .config-row.surface-block {
      margin-top: 0 !important;
    }

    .config-actions {
      flex: 0 0 auto;
      min-width: auto;
      display: flex;
      flex-direction: row;
      align-items: center;
      justify-content: flex-end;
      gap: 12px;
      padding-top: 22px;
    }

    .config-field {
      display: flex;
      flex-direction: column;
    }

    .remember-api-key {
      display: inline-flex;
      align-items: center;
      justify-content: flex-start;
      gap: 8px;
      margin-top: 8px;
      font-size: 12px;
      color: var(--muted);
      line-height: 1.4;
      user-select: none;
      cursor: pointer;
      align-self: flex-start;
    }

    .inline-setting-toggle {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-top: 8px;
      font-size: 12px;
      color: var(--muted);
      line-height: 1.4;
      user-select: none;
      cursor: pointer;
    }

    .remember-api-key input,
    .inline-setting-toggle input {
      position: absolute;
      opacity: 0;
      pointer-events: none;
    }

    .remember-api-key-switch {
      position: relative;
      width: 34px;
      height: 20px;
      border-radius: 999px;
      background: rgba(148, 163, 184, 0.28);
      border: 1px solid rgba(148, 163, 184, 0.24);
      transition: background-color 0.2s ease, border-color 0.2s ease;
      flex: 0 0 auto;
    }

    .remember-api-key-switch::after {
      content: '';
      position: absolute;
      top: 2px;
      left: 2px;
      width: 14px;
      height: 14px;
      border-radius: 50%;
      background: #f8fafc;
      box-shadow: 0 1px 3px rgba(15, 23, 42, 0.3);
      transition: transform 0.2s ease;
    }

    .remember-api-key input:checked + .remember-api-key-switch,
    .inline-setting-toggle input:checked + .remember-api-key-switch {
      background: rgba(34, 211, 238, 0.3);
      border-color: rgba(34, 211, 238, 0.6);
    }

    .remember-api-key input:checked + .remember-api-key-switch::after,
    .inline-setting-toggle input:checked + .remember-api-key-switch::after {
      transform: translateX(14px);
    }

    .remember-api-key input:focus-visible + .remember-api-key-switch,
    .inline-setting-toggle input:focus-visible + .remember-api-key-switch {
      outline: 2px solid rgba(34, 211, 238, 0.65);
      outline-offset: 2px;
    }

    .remember-api-key-text {
      white-space: nowrap;
    }

    .row {
      display: grid;
      grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
      gap: 16px;
      align-items: start;
      margin-top: 18px;
    }

    .row>div {
      min-width: 0;
    }

    .upload-stage,
    .settings-stage {
      height: 100%;
    }

    .settings-stage {
      position: sticky;
      top: 24px;
    }

    .settings-stage .muted + .muted {
      margin-top: 8px;
    }

    #image {
      padding: 14px;
      border-style: dashed;
      border-color: var(--border-strong);
      background: rgba(7, 19, 26, 0.4);
    }

    #image::file-selector-button {
      margin-right: 12px;
      border: none;
      border-radius: 999px;
      padding: 10px 14px;
      font-weight: 700;
      color: #06251f;
      background: linear-gradient(135deg, var(--accent), #2dd4bf);
      cursor: pointer;
    }

    .btn {
      border: none;
      border-radius: 14px;
      padding: 13px 18px;
      font-size: 15px;
      cursor: pointer;
      background: linear-gradient(135deg, var(--accent), #22c55e 120%);
      color: #0b1220;
      font-weight: 700;
      transition: transform 0.12s ease, box-shadow 0.15s ease, filter 0.15s ease;
      text-decoration: none;
      display: inline-block;
      text-align: center;
      box-shadow: 0 14px 32px rgba(20, 184, 166, 0.26);
    }

    .btn:focus-visible,
    .delete-model-btn:focus-visible,
    .label-action-btn:focus-visible {
      outline: 2px solid rgba(94, 234, 212, 0.8);
      outline-offset: 2px;
    }

    .label-action-btn {
      font-size: 11px;
      margin-left: 6px;
      padding: 2px 8px;
      background: transparent;
      border-radius: 4px;
      cursor: pointer;
      white-space: nowrap;
    }

    .label-action-btn.fetch {
      border: 1px solid var(--accent);
      color: var(--accent);
    }

    .label-action-btn.add {
      border: 1px solid #f59e0b;
      color: #f59e0b;
    }

    .btn:hover {
      transform: translateY(-2px);
      box-shadow: 0 16px 36px rgba(20, 184, 166, 0.34);
      filter: saturate(1.05);
    }

    .btn:disabled {
      opacity: 0.55;
      cursor: not-allowed;
      transform: none;
      box-shadow: none;
    }

    .uploads {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
      gap: 12px;
      margin-top: 14px;
    }

    .thumb {
      position: relative;
      border: 1px solid var(--border);
      border-radius: 16px;
      overflow: hidden;
      background: var(--card-soft);
      box-shadow: var(--shadow-card);
    }

    .thumb img {
      width: 100%;
      height: 140px;
      object-fit: cover;
      display: block;
    }

    .thumb button {
      position: absolute;
      top: 6px;
      right: 6px;
      border: none;
      background: rgba(15, 23, 42, 0.9);
      color: #f8fafc;
      border-radius: 8px;
      padding: 5px 8px;
      cursor: pointer;
      font-size: 12px;
    }

    .thumb .size-label {
      position: absolute;
      bottom: 6px;
      left: 6px;
      background: rgba(34, 211, 238, 0.9);
      color: #0b1220;
      font-size: 10px;
      font-weight: 600;
      padding: 2px 6px;
      border-radius: 4px;
    }

    .status {
      margin-top: 14px;
      color: var(--muted);
      font-size: 13px;
      min-height: 20px;
      padding: 10px 12px;
      border-radius: 12px;
      background: rgba(7, 19, 26, 0.52);
      border: 1px solid rgba(148, 163, 184, 0.12);
    }

    .status.danger {
      color: var(--danger);
    }

    .status.success {
      color: var(--success);
    }

    .results-panel .config-row {
      align-items: center;
      gap: 10px;
      padding-bottom: 14px;
      border-bottom: 1px solid rgba(148, 163, 184, 0.12);
      margin-bottom: 16px;
    }

    .results-panel .config-row h2,
    .history-header h2 {
      font-size: 18px !important;
      line-height: 1.25;
    }

    #result-count,
    #history-count {
      flex: 0 0 auto;
      min-width: auto;
      color: var(--text-soft);
    }

    #clear-results,
    #clear-history {
      margin-left: auto;
    }

    .results {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
      gap: 16px;
      margin-top: 0;
      align-items: start;
    }

    .card {
      background: linear-gradient(180deg, rgba(17, 36, 47, 0.96), rgba(10, 24, 33, 0.92));
      border: 1px solid var(--border);
      border-radius: 18px;
      padding: 14px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      animation: fadeIn 0.3s ease;
      box-shadow: var(--shadow-card);
    }

    @keyframes fadeIn {
      from {
        opacity: 0;
        transform: translateY(10px);
      }

      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    .card img {
      width: 100%;
      border-radius: 14px;
      object-fit: cover;
    }

    .card .text {
      color: var(--muted);
      white-space: pre-wrap;
      font-size: 13px;
    }

    .card .actions {
      display: flex;
      gap: 8px;
      flex-wrap: wrap;
      align-items: center;
    }

    .card .time-label {
      color: var(--accent);
      font-size: 12px;
      font-weight: 500;
      padding: 4px 8px;
      background: rgba(34, 211, 238, 0.15);
      border-radius: 6px;
    }

    .card .mini-btn {
      padding: 8px 11px;
      border-radius: 10px;
      border: 1px solid var(--border);
      background: rgba(7, 19, 26, 0.56);
      color: var(--text);
      font-size: 13px;
      text-decoration: none;
      cursor: pointer;
    }

    .card .mini-btn:hover {
      background: var(--border);
    }

    .card .mini-btn.primary {
      background: linear-gradient(135deg, var(--accent), #2dd4bf);
      color: #0b1220;
      border: none;
    }

    .continue-panel {
      display: none;
      margin-top: 10px;
      padding: 12px;
      background: var(--bg);
      border-radius: 10px;
      border: 1px solid var(--border);
    }

    .continue-panel.show {
      display: block;
      animation: fadeIn 0.2s ease;
    }

    .continue-panel textarea {
      width: 100%;
      min-height: 60px;
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 10px;
      color: var(--text);
      font-size: 13px;
      resize: vertical;
      margin-bottom: 8px;
    }

    .continue-panel .panel-actions {
      display: flex;
      gap: 8px;
    }

    .continue-panel .gen-btn {
      flex: 1;
      padding: 8px 12px;
      border: none;
      border-radius: 8px;
      background: linear-gradient(135deg, #22d3ee, #0ea5e9);
      color: #0b1220;
      font-weight: 600;
      font-size: 13px;
      cursor: pointer;
    }

    .continue-panel .gen-btn:disabled {
      opacity: 0.5;
      cursor: not-allowed;
    }

    .continue-panel .cancel-btn {
      padding: 8px 12px;
      border: 1px solid var(--border);
      border-radius: 8px;
      background: transparent;
      color: var(--muted);
      font-size: 13px;
      cursor: pointer;
    }

    .muted {
      color: var(--text-soft);
      font-size: 13px;
      line-height: 1.65;
    }

    /* 图片放大模态框 */
    .lightbox {
      display: none;
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(0, 0, 0, 0.92);
      z-index: 9999;
      justify-content: center;
      align-items: center;
      cursor: zoom-out;
      animation: fadeIn 0.2s ease;
    }

    .lightbox.show {
      display: flex;
    }

    .lightbox img {
      max-width: 90%;
      max-height: 90%;
      border-radius: 12px;
      box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
      animation: zoomIn 0.25s ease;
    }

    @keyframes zoomIn {
      from {
        opacity: 0;
        transform: scale(0.85);
      }

      to {
        opacity: 1;
        transform: scale(1);
      }
    }

    .lightbox .close-btn {
      position: absolute;
      top: 20px;
      right: 24px;
      background: rgba(255, 255, 255, 0.15);
      border: none;
      color: #fff;
      font-size: 28px;
      width: 48px;
      height: 48px;
      border-radius: 50%;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: background 0.15s ease;
    }

    .lightbox .close-btn:hover {
      background: rgba(255, 255, 255, 0.25);
    }

    .card img.zoomable {
      cursor: zoom-in;
      transition: transform 0.15s ease, box-shadow 0.15s ease;
    }

    .card img.zoomable:hover {
      transform: scale(1.02);
      box-shadow: 0 8px 24px rgba(34, 211, 238, 0.2);
    }

    /* 保存设置栏 */
    .save-settings {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      align-items: center;
      gap: 12px 16px;
      padding: 16px 18px;
      background: linear-gradient(180deg, rgba(15, 31, 42, 0.95), rgba(10, 24, 33, 0.88));
      border: 1px solid var(--border);
      border-radius: 18px;
      margin-bottom: 0;
      box-shadow: var(--shadow-card);
    }

    .save-settings .save-location-controls,
    .save-settings .history-retention-control {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      flex-wrap: wrap;
      min-width: 0;
    }

    .save-settings .history-retention-control {
      justify-self: end;
      max-width: 100%;
    }

    .save-settings .path-label {
      color: var(--muted);
      font-size: 13px;
      flex: 0 0 auto;
    }

    .save-settings .path-value {
      color: var(--accent);
      font-size: 13px;
      font-weight: 500;
      max-width: 240px;
      min-width: 0;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }

    .save-settings .mini-btn {
      padding: 8px 12px;
      border-radius: 10px;
      border: 1px solid var(--border);
      background: rgba(7, 19, 26, 0.56);
      color: var(--text);
      font-size: 12px;
      cursor: pointer;
    }

    .save-settings .mini-btn:hover {
      background: var(--border);
    }

    .save-settings .history-retention-label {
      color: var(--muted);
      font-size: 13px;
      flex: 0 0 auto;
    }

    .save-settings .history-retention-options {
      display: inline-flex;
      border: 1px solid var(--border);
      border-radius: 8px;
      overflow: hidden;
      background: var(--card);
      flex: 0 0 auto;
      max-width: 100%;
    }

    .save-settings .history-retention-option {
      border: 0;
      border-right: 1px solid var(--border);
      background: transparent;
      color: var(--muted);
      cursor: pointer;
      font-size: 12px;
      line-height: 1;
      padding: 9px 12px;
      white-space: nowrap;
    }

    .save-settings .history-retention-option:last-child {
      border-right: 0;
    }

    .save-settings .history-retention-option:hover {
      background: rgba(34, 211, 238, 0.12);
      color: var(--text);
    }

    .save-settings .history-retention-option.active {
      background: rgba(34, 211, 238, 0.22);
      color: var(--accent);
      font-weight: 600;
    }

    /* 历史记录面板 */
    .history-header {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 16px;
      flex-wrap: wrap;
      padding-bottom: 14px;
      border-bottom: 1px solid rgba(148, 163, 184, 0.12);
    }

    .history-header h2 {
      margin: 0;
      font-size: 18px;
    }

    .history-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
      gap: 14px;
    }

    .history-card {
      background: linear-gradient(180deg, rgba(17, 36, 47, 0.96), rgba(10, 24, 33, 0.92));
      border: 1px solid var(--border);
      border-radius: 16px;
      overflow: hidden;
      cursor: pointer;
      transition: transform 0.15s ease, box-shadow 0.15s ease;
      box-shadow: var(--shadow-card);
    }

    .history-card:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(34, 211, 238, 0.15);
    }

    .history-card img {
      width: 100%;
      height: 120px;
      object-fit: cover;
      display: block;
    }

    .history-card .info {
      padding: 8px 10px;
    }

    .history-card .prompt {
      font-size: 12px;
      color: var(--text);
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      line-height: 1.4;
      margin-bottom: 4px;
      cursor: pointer;
      transition: color 0.15s ease;
      user-select: none;
    }

    .history-card .prompt:hover {
      color: var(--accent);
    }

    .history-card .meta {
      display: flex;
      flex-direction: column;
      align-items: stretch;
      gap: 8px;
      font-size: 11px;
      color: var(--muted);
    }

    .history-card .meta span {
      display: block;
    }

    .history-card .history-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
    }

    .history-card .action-btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 4px;
      min-height: 28px;
      padding: 4px 8px;
      border: none;
      border-radius: 6px;
      font-size: 12px;
      line-height: 1;
      cursor: pointer;
      transition: background 0.15s ease, opacity 0.15s ease, transform 0.15s ease;
    }

    .history-card .action-btn:hover {
      transform: translateY(-1px);
    }

    .history-card .action-btn:disabled {
      opacity: 0.5;
      cursor: wait;
      transform: none;
    }

    .history-card .action-text {
      display: none;
    }

    .history-card .hd-btn {
      background: rgba(34, 211, 238, 0.2);
      border: none;
      color: var(--accent);
      font-size: 10px;
      font-weight: 600;
    }

    .history-card .hd-btn:hover {
      background: rgba(34, 211, 238, 0.4);
    }

    .history-card .download-btn {
      background: rgba(96, 165, 250, 0.2);
      border: none;
      color: #93c5fd;
    }

    .history-card .download-btn:hover {
      background: rgba(96, 165, 250, 0.4);
    }

    .history-card .save-prompt-btn {
      background: rgba(250, 204, 21, 0.16);
      color: #facc15;
    }

    .history-card .save-prompt-btn:hover {
      background: rgba(250, 204, 21, 0.28);
    }

    .history-card .params-btn {
      background: rgba(45, 212, 191, 0.16);
      color: #5eead4;
    }

    .history-card .params-btn:hover {
      background: rgba(45, 212, 191, 0.28);
    }

    .history-card .add-btn {
      background: rgba(52, 211, 153, 0.2);
      border: none;
      color: var(--success);
    }

    .history-card .add-btn:hover {
      background: rgba(52, 211, 153, 0.4);
    }

    .history-card .delete-btn {
      background: rgba(248, 113, 113, 0.16);
      color: var(--danger);
    }

    .history-card .delete-btn:hover {
      background: rgba(248, 113, 113, 0.28);
    }

    .history-empty {
      text-align: center;
      color: var(--muted);
      padding: 40px 20px;
      font-size: 14px;
    }

    .history-pagination {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      margin-top: 16px;
      padding-top: 14px;
      border-top: 1px solid rgba(148, 163, 184, 0.12);
    }

    .history-page-btn {
      min-width: 96px;
      min-height: 40px;
      padding: 9px 14px;
      border: 1px solid var(--border);
      border-radius: 12px;
      background: rgba(17, 36, 47, 0.96);
      color: var(--text);
      font-size: 14px;
      font-weight: 600;
      cursor: pointer;
      transition: border-color 0.15s ease, background 0.15s ease, transform 0.15s ease, opacity 0.15s ease;
    }

    .history-page-btn:hover:not(:disabled) {
      border-color: var(--border-strong);
      background: rgba(22, 47, 63, 0.98);
      transform: translateY(-1px);
    }

    .history-page-btn:disabled {
      opacity: 0.45;
      cursor: not-allowed;
      transform: none;
    }

    .history-page-btn:focus-visible {
      outline: 2px solid rgba(94, 234, 212, 0.8);
      outline-offset: 2px;
    }

    .history-page-meta {
      flex: 1;
      text-align: center;
      color: var(--text-soft);
      font-size: 13px;
      line-height: 1.6;
    }

    .prompt-library-panel {
      margin: 0;
      padding: 18px;
      background: linear-gradient(180deg, rgba(17, 36, 47, 0.96), rgba(10, 24, 33, 0.92));
      border: 1px solid var(--border);
      border-radius: 16px;
      box-shadow: var(--shadow-card);
    }

    .prompt-library-heading {
      width: 100%;
      padding: 0 0 12px;
      background: transparent;
      border: none;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      margin-bottom: 14px;
      border-bottom: 1px solid rgba(148, 163, 184, 0.12);
      font-size: 15px;
      font-weight: 700;
      color: var(--text);
      cursor: pointer;
      text-align: left;
    }

    .prompt-library-heading:hover {
      color: var(--accent);
    }

    .prompt-library-heading:focus-visible {
      outline: 2px solid rgba(94, 234, 212, 0.8);
      outline-offset: 3px;
      border-radius: 8px;
    }

    .prompt-library-toggle-icon {
      flex: 0 0 auto;
      color: var(--muted);
      font-size: 12px;
      transition: transform 0.2s ease, color 0.2s ease;
    }

    /* 提示词库容器 */
    .prompt-library-container {
      display: flex;
      flex-direction: column;
      gap: 12px;
      max-height: 1600px;
      overflow: hidden;
      opacity: 1;
      transition: max-height 0.28s ease, opacity 0.2s ease;
    }

    .prompt-library-panel.collapsed .prompt-library-heading {
      margin-bottom: 0;
      padding-bottom: 0;
      border-bottom-color: transparent;
    }

    .prompt-library-panel.collapsed .prompt-library-toggle-icon {
      transform: rotate(-90deg);
      color: var(--text-soft);
    }

    .prompt-library-panel.collapsed .prompt-library-container {
      max-height: 0;
      opacity: 0;
      pointer-events: none;
    }

    .prompt-library-tools {
      display: flex;
      justify-content: flex-end;
      gap: 8px;
      flex-wrap: wrap;
    }

    #prompt-library-search {
      flex: 1 1 260px;
      min-width: 200px;
    }

    .prompt-lib-btn {
      min-height: 38px;
      white-space: nowrap;
    }

    .prompt-library-empty {
      text-align: center;
      color: var(--muted);
      padding: 40px 20px;
      font-size: 14px;
    }

    .prompt-library-list {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    /* 提示词库项目卡片 */
    .prompt-lib-item {
      padding: 14px;
      background: rgba(7, 19, 26, 0.56);
      border: 1px solid var(--border);
      border-radius: 14px;
      transition: all 0.2s ease;
    }

    .prompt-lib-item:hover {
      border-color: var(--accent);
      background: var(--card);
    }

    .prompt-lib-item-title {
      display: flex;
      align-items: center;
      gap: 8px;
      flex-wrap: wrap;
      font-size: 14px;
      font-weight: 600;
      color: var(--text);
      margin-bottom: 6px;
      word-break: break-word;
    }

    .prompt-lib-title-text {
      min-width: 0;
      word-break: break-word;
    }

    .prompt-source-badge {
      flex: 0 0 auto;
      padding: 2px 7px;
      border-radius: 999px;
      font-size: 11px;
      line-height: 1.4;
      font-weight: 700;
      border: 1px solid transparent;
    }

    .prompt-source-badge.local {
      color: #bbf7d0;
      background: rgba(34, 197, 94, 0.14);
      border-color: rgba(34, 197, 94, 0.3);
    }

    .prompt-source-badge.cloud {
      color: #bae6fd;
      background: rgba(14, 165, 233, 0.14);
      border-color: rgba(14, 165, 233, 0.3);
    }

    .prompt-lib-item-content {
      font-size: 13px;
      color: var(--muted);
      line-height: 1.5;
      margin-bottom: 8px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      word-break: break-word;
      cursor: pointer;
    }

    .prompt-lib-item-content:hover {
      color: var(--text);
    }

    .prompt-lib-actions {
      display: flex;
      gap: 8px;
      justify-content: flex-end;
    }

    .prompt-lib-btn {
      padding: 6px 12px;
      background: transparent;
      border: 1px solid var(--border);
      border-radius: 6px;
      color: var(--text);
      font-size: 12px;
      cursor: pointer;
      transition: all 0.2s ease;
    }

    .prompt-lib-btn:hover {
      border-color: var(--accent);
      background: rgba(34, 211, 238, 0.1);
      color: var(--accent);
    }

    .prompt-lib-btn-delete {
      color: var(--danger);
      border-color: var(--danger);
    }

    .prompt-lib-btn-delete:hover {
      background: rgba(239, 68, 68, 0.1);
      color: var(--danger);
    }

    /* 长提示词 Tooltip */
    .prompt-tooltip {
      position: absolute;
      background: var(--panel);
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 12px;
      font-size: 13px;
      color: var(--text);
      max-width: 400px;
      word-break: break-word;
      white-space: normal;
      line-height: 1.5;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
      z-index: 1000;
      pointer-events: none;
      animation: tooltipFadeIn 0.2s ease;
    }

    @keyframes tooltipFadeIn {
      from {
        opacity: 0;
        transform: translateY(-4px);
      }

      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    /* 对话框样式 */
    .dialog-overlay {
      display: none;
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: rgba(0, 0, 0, 0.7);
      z-index: 9998;
      align-items: center;
      justify-content: center;
    }

    .dialog-overlay.active {
      display: flex;
    }

    .dialog-content {
      background: var(--panel);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 24px;
      max-width: 400px;
      width: 90%;
      box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    }

    .announcement-dialog {
      max-width: 480px;
    }

    .history-params-dialog {
      max-width: 520px;
    }

    .history-param-grid {
      display: grid;
      grid-template-columns: minmax(86px, 0.7fr) minmax(0, 1.3fr);
      gap: 10px;
      margin-top: 14px;
      padding: 12px;
      border: 1px solid rgba(148, 163, 184, 0.16);
      border-radius: 14px;
      background: rgba(7, 19, 26, 0.44);
    }

    .history-param-label {
      color: var(--muted);
      font-size: 13px;
      line-height: 1.45;
    }

    .history-param-value {
      color: var(--text);
      font-size: 13px;
      line-height: 1.45;
      font-weight: 600;
      word-break: break-word;
      text-align: right;
    }

    .dialog-title {
      font-size: 16px;
      font-weight: 600;
      color: var(--text);
      margin-bottom: 16px;
    }

    .announcement-copy {
      margin: 0 0 18px;
      padding: 14px 16px;
      border: 1px solid rgba(94, 234, 212, 0.22);
      border-radius: 16px;
      background: linear-gradient(135deg, rgba(94, 234, 212, 0.12), rgba(245, 158, 11, 0.08));
      color: var(--muted);
      font-size: 13px;
      line-height: 1.7;
    }

    .announcement-copy p {
      margin: 0;
    }

    .announcement-copy p + p {
      margin-top: 10px;
    }

    .announcement-copy code {
      color: var(--accent);
    }

    .announcement-copy a {
      color: var(--accent);
      text-decoration: none;
      font-weight: 600;
    }

    .announcement-copy a:hover {
      text-decoration: underline;
    }

    .dialog-desc {
      margin: -6px 0 14px;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.5;
    }

    .dialog-input {
      width: 100%;
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 10px 12px;
      color: var(--text);
      font-size: 14px;
      margin-bottom: 16px;
      outline: none;
    }

    .dialog-input:focus {
      border-color: var(--accent);
      box-shadow: 0 0 0 2px rgba(34, 211, 238, 0.2);
    }

    .dialog-actions {
      display: flex;
      gap: 12px;
      justify-content: flex-end;
    }

    .dialog-btn {
      padding: 10px 16px;
      border-radius: 8px;
      font-size: 14px;
      font-weight: 500;
      cursor: pointer;
      transition: all 0.2s ease;
      border: none;
    }

    .dialog-btn-cancel {
      background: var(--card);
      color: var(--text);
    }

    .dialog-btn-cancel:hover {
      background: var(--border);
    }

    .dialog-btn-confirm {
      background: var(--accent);
      color: white;
    }

    .dialog-btn-confirm:hover {
      background: #0ea5e9;
    }

    .dialog-btn-confirm:disabled {
      opacity: 0.5;
      cursor: not-allowed;
    }

    /* 角度调整弹窗样式 */
    .angle-modal-overlay {
      display: none;
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: rgba(0, 0, 0, 0.7);
      z-index: 9999;
      align-items: center;
      justify-content: center;
    }

    .angle-modal-overlay.active {
      display: flex;
    }

    .angle-modal {
      background: var(--panel);
      border: 1px solid var(--border);
      border-radius: 16px;
      width: 95%;
      max-width: 1400px;
      height: 95vh;
      overflow: hidden;
      box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
      display: flex;
      flex-direction: column;
    }

    .angle-modal-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 20px 24px;
      border-bottom: 1px solid var(--border);
    }

    .angle-modal-title {
      font-size: 18px;
      font-weight: 600;
      color: var(--text);
    }

    .angle-modal-close {
      width: 32px;
      height: 32px;
      border-radius: 8px;
      background: transparent;
      border: none;
      color: var(--muted);
      cursor: pointer;
      font-size: 20px;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: all 0.2s ease;
    }

    .angle-modal-close:hover {
      background: var(--card);
      color: var(--text);
    }

    .angle-modal-body {
      padding: 0;
      display: flex;
      flex-direction: column;
      flex: 1;
      overflow: hidden;
    }

    .angle-modal-main {
      display: flex;
      flex: 1;
      gap: 20px;
      padding: 20px;
      overflow: hidden;
    }

    /* 左侧参考图片面板 */
    .angle-reference-panel {
      width: 240px;
      background: rgba(15, 23, 42, 0.5);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 16px;
      display: flex;
      flex-direction: column;
      max-height: 400px;
    }

    .angle-reference-title {
      font-size: 14px;
      color: var(--muted);
      margin-bottom: 12px;
      font-weight: 600;
    }

    .angle-reference-image {
      flex: 1;
      background: var(--panel);
      border: 1px solid var(--border);
      border-radius: 8px;
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
      position: relative;
    }

    .angle-reference-placeholder {
      color: var(--muted);
      font-size: 13px;
      text-align: center;
    }

    .angle-reference-image img {
      width: 100%;
      height: 100%;
      object-fit: contain;
    }

    .angle-reference-close {
      position: absolute;
      top: 8px;
      right: 8px;
      width: 24px;
      height: 24px;
      border-radius: 6px;
      background: rgba(0, 0, 0, 0.6);
      color: white;
      border: none;
      cursor: pointer;
      font-size: 16px;
      display: flex;
      align-items: center;
      justify-content: center;
      opacity: 0;
      transition: opacity 0.2s ease;
    }

    .angle-reference-image:hover .angle-reference-close {
      opacity: 1;
    }

    /* 中央3D画布容器 */
    .angle-canvas-container {
      flex: 1;
      background: rgba(15, 23, 42, 0.3);
      border: 1px solid var(--border);
      border-radius: 12px;
      position: relative;
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .angle-canvas-hint {
      position: absolute;
      top: 16px;
      left: 50%;
      transform: translateX(-50%);
      font-size: 13px;
      color: var(--muted);
      background: rgba(0, 0, 0, 0.6);
      padding: 8px 16px;
      border-radius: 6px;
      z-index: 10;
      pointer-events: none;
    }

    #angle-canvas {
      width: 100%;
      height: 100%;
      display: block;
    }

    /* 底部滑块控制面板（浮动面板） */
    .angle-controls-panel {
      position: absolute;
      bottom: 30px;
      left: 50%;
      transform: translateX(-50%);
      width: 80%;
      max-width: 900px;
      background: rgba(15, 23, 42, 0.85);
      backdrop-filter: blur(10px);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 20px 24px;
      box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
      z-index: 10;
    }

    .angle-controls-title {
      font-size: 14px;
      color: var(--muted);
      margin-bottom: 16px;
      font-weight: 600;
    }

    .angle-control-group {
      margin-bottom: 20px;
    }

    .angle-control-label {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 8px;
      font-size: 14px;
      color: var(--text);
    }

    .angle-control-value {
      font-weight: 600;
      color: var(--accent);
    }

    .angle-slider {
      width: 100%;
      height: 6px;
      border-radius: 3px;
      background: var(--card);
      outline: none;
      -webkit-appearance: none;
    }

    .angle-slider::-webkit-slider-thumb {
      -webkit-appearance: none;
      appearance: none;
      width: 18px;
      height: 18px;
      border-radius: 50%;
      background: var(--accent);
      cursor: pointer;
      transition: all 0.2s ease;
    }

    .angle-slider::-webkit-slider-thumb:hover {
      transform: scale(1.2);
      box-shadow: 0 0 0 4px rgba(34, 211, 238, 0.2);
    }

    .angle-slider::-moz-range-thumb {
      width: 18px;
      height: 18px;
      border-radius: 50%;
      background: var(--accent);
      cursor: pointer;
      border: none;
      transition: all 0.2s ease;
    }

    .angle-slider::-moz-range-thumb:hover {
      transform: scale(1.2);
      box-shadow: 0 0 0 4px rgba(34, 211, 238, 0.2);
    }

    .angle-prompt-preview {
      margin-top: 24px;
      padding: 16px;
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 10px;
    }

    .angle-prompt-preview-title {
      font-size: 13px;
      color: var(--muted);
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .angle-prompt-preview-content {
      font-size: 14px;
      color: var(--text);
      line-height: 1.6;
      min-height: 40px;
    }

    .angle-modal-footer {
      display: flex;
      gap: 12px;
      justify-content: flex-end;
      padding: 16px 24px;
      border-top: 1px solid var(--border);
    }

    .angle-modal-btn {
      padding: 10px 20px;
      border-radius: 8px;
      font-size: 14px;
      font-weight: 500;
      cursor: pointer;
      transition: all 0.2s ease;
      border: none;
    }

    .angle-modal-btn-cancel {
      background: var(--card);
      color: var(--text);
    }

    .angle-modal-btn-cancel:hover {
      background: var(--panel);
    }

    .angle-modal-btn-confirm {
      background: var(--accent);
      color: white;
    }

    .angle-modal-btn-confirm:hover {
      background: #0ea5e9;
    }

    /* 结果分组显示样式 */
    .result-group {
      grid-column: 1 / -1;
      background: linear-gradient(180deg, rgba(9, 22, 31, 0.96), rgba(6, 16, 23, 0.96));
      border: 1px solid var(--border-strong);
      border-radius: 20px;
      padding: 18px;
      margin-bottom: 4px;
      box-shadow: var(--shadow-card);
    }

    .result-group-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 12px;
      padding-bottom: 12px;
      border-bottom: 1px solid var(--border);
    }

    .result-group-title {
      font-size: 16px;
      font-weight: 600;
      color: var(--accent);
    }

    .result-group-meta {
      font-size: 12px;
      color: var(--muted);
    }

    .result-group-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
      gap: 14px;
    }

    @media (max-width: 1080px) {
      .hero-banner {
        grid-template-columns: 1fr;
        align-items: start;
      }

      .hero-meta {
        justify-items: start;
      }

      .row {
        grid-template-columns: 1fr;
      }

      .settings-stage {
        position: static;
      }
    }

    @media (max-width: 760px) {
      body {
        padding: 12px;
        background-attachment: fixed;
      }

      .app {
        gap: 12px;
      }

      .panel {
        padding: 14px;
        border-radius: 14px;
      }

      .workspace-panel,
      .results-panel,
      .history-panel {
        padding: 14px;
      }

      .surface-block,
      .prompt-library-panel,
      .save-settings,
      .upload-stage,
      .settings-stage {
        padding: 14px;
        border-radius: 16px;
      }

      h1 {
        font-size: 26px;
        line-height: 1.15;
      }

      .workspace-hero-top {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
      }

      .hero-badges {
        gap: 8px;
        margin-bottom: 0;
      }

      .workspace-hero-tools {
        justify-content: flex-start;
      }

      .announcement-trigger {
        align-self: flex-start;
      }

      .hero-badge {
        min-height: 30px;
        padding: 6px 10px;
        font-size: 11px;
      }

      p.sub,
      .deploy-note {
        font-size: 12px;
      }

      label {
        margin-top: 12px;
      }

      input[type="text"],
      input[type="number"],
      textarea,
      select,
      .btn {
        min-height: 44px;
        font-size: 16px;
      }

      select {
        background-position: 0 0, right 12px center;
      }

      .config-row,
      .row {
        display: grid;
        grid-template-columns: 1fr;
        gap: 12px;
      }

      .config-row>* {
        min-width: 0;
        width: 100%;
      }

      .config-actions {
        min-width: 0;
        padding-top: 0;
        gap: 10px;
        justify-content: flex-start;
        flex-wrap: wrap;
      }

      .remember-api-key {
        justify-content: flex-start;
        order: 1;
      }

      .remember-api-key-text {
        white-space: normal;
      }

      .model-select-wrap {
        gap: 8px;
      }

      #image {
        padding: 12px;
      }

      .label-action-btn {
        margin-top: 6px;
        margin-left: 0;
        min-height: 32px;
        padding: 5px 10px;
      }

      .delete-model-btn {
        flex-basis: 42px;
        height: 44px;
      }

      .save-settings {
        display: grid;
        grid-template-columns: 1fr;
        gap: 8px;
        padding: 12px;
      }

      .save-settings .save-location-controls,
      .save-settings .history-retention-control {
        width: 100%;
        justify-self: stretch;
      }

      .save-settings .save-location-controls {
        display: grid;
        grid-template-columns: auto minmax(0, 1fr);
        gap: 8px;
      }

      .save-settings .path-value {
        max-width: 100%;
      }

      .save-settings .history-retention-options {
        width: 100%;
        flex: 1;
      }

      .save-settings .history-retention-option {
        flex: 1;
        min-height: 40px;
      }

      .save-settings .mini-btn {
        width: 100%;
        min-height: 40px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
      }

      .save-settings .mini-btn:first-of-type {
        grid-column: 1 / -1;
      }

      .save-settings .mini-btn + .mini-btn {
        grid-column: 1 / -1;
      }

      .card .mini-btn {
        width: 100%;
        min-height: 40px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
      }

      .prompt-buttons-container {
        display: grid;
        grid-template-columns: 1fr;
      }

      .prompt-library-heading {
        margin-bottom: 12px;
        padding-bottom: 10px;
      }

      .prompt-library-tools {
        justify-content: stretch;
      }

      #prompt-library-search {
        min-width: 0;
        width: 100%;
      }

      .prompt-lib-btn {
        width: 100%;
      }

      .card .actions {
        display: grid;
        grid-template-columns: 1fr;
      }

      #clear-results,
      #clear-history {
        margin-left: 0;
        width: 100% !important;
      }

      .results {
        grid-template-columns: 1fr;
        gap: 12px;
      }

      .history-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
      }

      .history-card img {
        height: 96px;
      }

      .history-card .history-actions {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .history-card .action-btn {
        min-height: 34px;
        padding: 6px 8px;
      }

      .history-card .action-text {
        display: inline;
        font-size: 11px;
      }

      .history-pagination {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 10px;
      }

      .history-page-meta {
        grid-column: 1 / -1;
        order: -1;
      }

      .history-page-btn {
        width: 100%;
      }

      .dialog-content {
        width: calc(100% - 24px);
        padding: 18px;
        max-height: min(88vh, 920px);
        overflow-y: auto;
      }

      .history-param-grid {
        grid-template-columns: 1fr;
        gap: 6px;
      }

      .history-param-value {
        text-align: left;
        margin-bottom: 6px;
      }

      .dialog-actions {
        display: grid;
        grid-template-columns: 1fr 1fr;
      }

      .lightbox {
        padding: 12px;
      }

      .lightbox .close-btn {
        top: 12px;
        right: 12px;
      }
    }

    @media (max-width: 420px) {
      body {
        padding: 8px;
      }

      .panel {
        padding: 12px;
      }

      .hero-badges {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .announcement-trigger {
        width: 100%;
        justify-content: center;
      }

      .history-grid {
        grid-template-columns: 1fr;
      }
    }

    /* 分镜生成相关样式 */
    .storyboard-overlay {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: rgba(0, 0, 0, 0.7);
      display: flex;
      align-items: center;
      justify-content: center;
      z-index: 10000;
      animation: fadeIn 0.2s ease;
    }

    .storyboard-panel {
      background: var(--panel);
      border: 1px solid var(--border);
      border-radius: 16px;
      width: 90%;
      max-width: 800px;
      max-height: 80vh;
      display: flex;
      flex-direction: column;
      box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    }

    .storyboard-header {
      padding: 20px;
      border-bottom: 1px solid var(--border);
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .storyboard-header h3 {
      margin: 0;
      font-size: 18px;
      color: var(--text);
    }

    .storyboard-close {
      background: none;
      border: none;
      color: var(--muted);
      font-size: 24px;
      cursor: pointer;
      padding: 0;
      width: 32px;
      height: 32px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 8px;
      transition: all 0.2s;
    }

    .storyboard-close:hover {
      background: var(--card);
      color: var(--text);
    }

    .storyboard-content {
      padding: 20px;
      overflow-y: auto;
      flex: 1;
    }

    .storyboard-input-area {
      margin-bottom: 16px;
    }

    .storyboard-input-area label {
      display: block;
      margin-bottom: 8px;
      color: var(--muted);
      font-size: 14px;
    }

    .storyboard-textarea {
      width: 100%;
      min-height: 300px;
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 10px;
      padding: 12px;
      color: var(--text);
      font-size: 14px;
      font-family: inherit;
      resize: vertical;
      outline: none;
    }

    .storyboard-textarea:focus {
      border-color: var(--accent);
    }

    .storyboard-actions {
      padding: 20px;
      border-top: 1px solid var(--border);
      display: flex;
      gap: 12px;
      justify-content: flex-end;
    }

    .storyboard-btn {
      padding: 10px 20px;
      border-radius: 8px;
      font-size: 14px;
      font-weight: 600;
      cursor: pointer;
      transition: all 0.2s;
      border: none;
    }

    .storyboard-btn-primary {
      background: var(--accent);
      color: var(--bg);
    }

    .storyboard-btn-primary:hover {
      opacity: 0.9;
      transform: translateY(-1px);
    }

    .storyboard-btn-secondary {
      background: var(--card);
      color: var(--text);
      border: 1px solid var(--border);
    }

    .storyboard-btn-secondary:hover {
      background: var(--border);
    }

    .storyboard-preview-section {
      margin-bottom: 20px;
    }

    .storyboard-section-title {
      font-size: 14px;
      font-weight: 600;
      color: var(--accent);
      margin-bottom: 8px;
    }

    .storyboard-global-req {
      width: 100%;
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 12px;
      color: var(--text);
      font-size: 13px;
      line-height: 1.6;
      resize: vertical;
      min-height: 50px;
      font-family: inherit;
      outline: none;
      transition: border-color 0.2s;
    }

    .storyboard-global-req:focus {
      border-color: var(--accent);
    }

    .storyboard-shots-list {
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .storyboard-shot-item {
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 12px;
      display: flex;
      gap: 8px;
    }

    .storyboard-shot-number {
      color: var(--accent);
      font-weight: 600;
      font-size: 13px;
      flex-shrink: 0;
    }

    .storyboard-shot-desc {
      color: var(--text);
      font-size: 13px;
      line-height: 1.6;
      flex: 1;
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 6px;
      padding: 8px;
      resize: vertical;
      min-height: 50px;
      font-family: inherit;
      outline: none;
      transition: border-color 0.2s;
    }

    .storyboard-shot-desc:focus {
      border-color: var(--accent);
    }

    .storyboard-loading {
      text-align: center;
      padding: 40px 20px;
    }

    .storyboard-spinner {
      width: 48px;
      height: 48px;
      border: 4px solid var(--border);
      border-top-color: var(--accent);
      border-radius: 50%;
      animation: spin 1s linear infinite;
      margin: 0 auto 16px;
    }

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

    .storyboard-loading-text {
      color: var(--muted);
      font-size: 14px;
    }

    /* 提示词对比弹窗样式 */
    .prompt-compare-overlay {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: rgba(0, 0, 0, 0.7);
      display: flex;
      align-items: center;
      justify-content: center;
      z-index: 10000;
      animation: fadeIn 0.2s ease;
    }

    .prompt-compare-panel {
      background: var(--panel);
      border: 1px solid var(--border);
      border-radius: 16px;
      width: 90%;
      max-width: 900px;
      max-height: 85vh;
      display: flex;
      flex-direction: column;
      box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
      overflow: hidden;
    }

    .prompt-compare-header {
      padding: 20px 24px;
      border-bottom: 1px solid var(--border);
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .prompt-compare-header h3 {
      margin: 0;
      font-size: 18px;
      color: var(--text);
    }

    .prompt-compare-close {
      background: none;
      border: none;
      color: var(--muted);
      font-size: 24px;
      cursor: pointer;
      padding: 0;
      width: 32px;
      height: 32px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 8px;
      transition: all 0.2s;
    }

    .prompt-compare-close:hover {
      background: var(--card);
      color: var(--text);
    }

    .prompt-compare-content {
      padding: 24px;
      overflow-y: auto;
      flex: 1;
    }

    .prompt-compare-section {
      margin-bottom: 24px;
    }

    .prompt-compare-section:last-child {
      margin-bottom: 0;
    }

    .prompt-compare-label {
      font-size: 14px;
      font-weight: 600;
      color: var(--accent);
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .prompt-compare-text {
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 10px;
      padding: 16px;
      color: var(--text);
      font-size: 14px;
      line-height: 1.6;
      white-space: pre-wrap;
      word-break: break-word;
      max-height: 200px;
      overflow-y: auto;
    }

    .prompt-compare-loading {
      text-align: center;
      padding: 20px;
      color: var(--muted);
    }

    .prompt-compare-actions {
      padding: 20px 24px;
      border-top: 1px solid var(--border);
      display: flex;
      gap: 12px;
      justify-content: flex-end;
    }

    .prompt-compare-btn {
      padding: 10px 20px;
      border-radius: 8px;
      font-size: 14px;
      font-weight: 600;
      cursor: pointer;
      transition: all 0.2s;
      border: none;
    }

    .prompt-compare-btn-secondary {
      background: var(--card);
      color: var(--text);
      border: 1px solid var(--border);
    }

    .prompt-compare-btn-secondary:hover {
      background: var(--border);
    }

    .prompt-compare-btn-primary {
      background: var(--accent);
      color: var(--bg);
    }

    .prompt-compare-btn-primary:hover {
      opacity: 0.9;
      transform: translateY(-1px);
    }

    .prompt-compare-btn-primary:disabled {
      opacity: 0.5;
      cursor: not-allowed;
      transform: none;
    }