:root {
      --sbti-bg: #f6faf6;
      --sbti-panel: #ffffff;
      --sbti-text: #1e2a22;
      --sbti-muted: #6a786f;
      --sbti-line: #dbe8dd;
      --sbti-soft: #edf6ef;
      --sbti-accent: #6c8d71;
      --sbti-accent-strong: #4d6a53;
      --sbti-shadow: 0 16px 40px rgba(47, 73, 55, 0.08);
      --sbti-radius: 22px;
    }

    #sbti-container * { box-sizing: border-box; }
    #sbti-container {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background:
        radial-gradient(circle at top left, #f8fff8 0, #f6faf6 36%, #f2f7f3 100%);
      color: var(--sbti-text);
      min-height: 100vh;
    }

    .sbti-shell {
      max-width: 980px;
      margin: 0 auto;
      padding: 24px 16px 56px;
    }

    .sbti-card {
      background: var(--sbti-panel);
      border: 1px solid var(--sbti-line);
      border-radius: var(--sbti-radius);
      box-shadow: var(--sbti-shadow);
    }

    .sbti-hero {
      padding: 28px;
      margin-top: 20px;
      overflow: hidden;
      position: relative;
    }

    .sbti-hero::after {
      content: "";
      position: absolute;
      right: -60px;
      top: -60px;
      width: 180px;
      height: 180px;
      border-radius: 50%;
      background: linear-gradient(180deg, rgba(127, 165, 134, 0.18), rgba(127, 165, 134, 0.02));
      pointer-events: none;
    }

    .sbti-eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 12px;
      color: var(--sbti-accent-strong);
      border: 1px solid var(--sbti-line);
      background: var(--sbti-soft);
      border-radius: 999px;
      padding: 8px 12px;
      margin-bottom: 16px;
    }

    #sbti-container h1, #sbti-container h2, #sbti-container h3, #sbti-container p { margin: 0; }
    .sbti-hero h1 {
      font-size: clamp(28px, 5vw, 52px);
      line-height: 1.08;
      letter-spacing: -0.03em;
      max-width: 680px;
    }
    .sbti-hero .sbti-sub {
      margin-top: 14px;
      color: var(--sbti-muted);
      font-size: 15px;
      line-height: 1.75;
      max-width: 720px;
    }

    .sbti-hero-grid {
      display: grid;
      grid-template-columns: 1.3fr 0.9fr;
      gap: 18px;
      align-items: stretch;
      margin-top: 24px;
    }

    .sbti-mini-panel {
      padding: 18px;
      border-radius: 18px;
      border: 1px solid var(--sbti-line);
      background: linear-gradient(180deg, #fbfefb, #f3f8f4);
    }

    .sbti-mini-panel h3 {
      font-size: 15px;
      margin-bottom: 10px;
    }

    .sbti-mini-panel ul {
      margin: 0;
      padding-left: 18px;
      color: var(--sbti-muted);
      line-height: 1.8;
      font-size: 14px;
    }

        .sbti-hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 22px;
    }
    .sbti-hero-minimal {
      min-height: 48vh;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      text-align: center;
      padding: 42px 20px;
    }
    .sbti-hero-minimal::after { display: none; }
    .sbti-hero-minimal h1 {
      max-width: none;
      margin: 0;
    }
    .sbti-hero-actions-single {
      justify-content: center;
      margin-top: 28px;
    }

    #sbti-container button {
      border: 0;
      cursor: pointer;
      transition: transform .16s ease, box-shadow .16s ease, opacity .16s ease;
      font: inherit;
    }

    #sbti-container button:hover { transform: translateY(-1px); }
    #sbti-container button:disabled { cursor: not-allowed; opacity: 0.55; transform: none; }

    .sbti-btn-primary {
      background: var(--sbti-accent-strong);
      color: #fff;
      padding: 14px 20px;
      border-radius: 14px;
      box-shadow: 0 12px 30px rgba(77, 106, 83, 0.18);
      font-weight: 700;
    }

    .sbti-btn-secondary {
      background: #fff;
      color: var(--sbti-accent-strong);
      padding: 14px 20px;
      border-radius: 14px;
      border: 1px solid var(--sbti-line);
      font-weight: 700;
    }

    .sbti-screen { display: none; }
    .sbti-screen.sbti-active { display: block; }

    .sbti-test-wrap,
    .sbti-result-wrap {
      margin-top: 22px;
      padding: 22px;
    }

    .sbti-topbar {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      margin-bottom: 18px;
      flex-wrap: wrap;
    }

    .sbti-progress {
      flex: 1;
      min-width: 240px;
      height: 10px;
      background: #edf3ee;
      border-radius: 999px;
      overflow: hidden;
      position: relative;
    }

    .sbti-progress > span {
      display: block;
      width: 0;
      height: 100%;
      background: linear-gradient(90deg, #97b59c, #5b7a62);
      border-radius: inherit;
      transition: width .22s ease;
    }

    .sbti-progress-text {
      color: var(--sbti-muted);
      font-size: 13px;
      white-space: nowrap;
    }

    .sbti-question-list {
      display: grid;
      gap: 16px;
    }

    .sbti-question {
      border: 1px solid var(--sbti-line);
      border-radius: 18px;
      padding: 18px;
      background: linear-gradient(180deg, #ffffff, #fbfdfb);
    }

    .sbti-question-meta {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 12px;
      margin-bottom: 10px;
      color: var(--sbti-muted);
      font-size: 12px;
    }

    .sbti-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      border-radius: 999px;
      padding: 6px 10px;
      background: var(--sbti-soft);
      border: 1px solid var(--sbti-line);
    }

    .sbti-question-title {
      font-size: 16px;
      line-height: 1.7;
      white-space: pre-wrap;
    }

    .sbti-options {
      display: grid;
      gap: 10px;
      margin-top: 14px;
    }

    .sbti-option {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      padding: 14px 14px;
      border-radius: 14px;
      border: 1px solid var(--sbti-line);
      background: #fff;
      transition: border-color .16s ease, background .16s ease, transform .16s ease;
    }

    .sbti-option:hover {
      border-color: #bcd0c1;
      background: #f8fcf9;
    }

    .sbti-option input {
      margin-top: 3px;
      accent-color: var(--sbti-accent-strong);
      transform: scale(1.1);
      flex-shrink: 0;
    }

    .sbti-option-code {
      font-weight: 800;
      color: var(--sbti-accent-strong);
      min-width: 22px;
    }

    .sbti-actions-bottom {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 12px;
      flex-wrap: wrap;
      margin-top: 18px;
      padding-top: 6px;
    }

    .sbti-hint {
      color: var(--sbti-muted);
      font-size: 13px;
      line-height: 1.7;
    }

    .sbti-result-hero {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 18px;
      align-items: stretch;
    }

    .sbti-type-box,
    .sbti-score-box,
    .sbti-dim-box,
    .sbti-top3-box,
    .sbti-about-box {
      border: 1px solid var(--sbti-line);
      border-radius: 18px;
      padding: 18px;
      background: linear-gradient(180deg, #ffffff, #fbfdfb);
    }

    .sbti-type-kicker {
      font-size: 12px;
      color: var(--sbti-accent-strong);
      margin-bottom: 8px;
      letter-spacing: .05em;
    }

    .sbti-type-name {
      font-size: clamp(30px, 5vw, 48px);
      line-height: 1.08;
      letter-spacing: -0.03em;
    }

    .sbti-type-subname {
      margin-top: 8px;
      color: var(--sbti-muted);
      font-size: 15px;
    }

    .sbti-match {
      margin-top: 18px;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      border-radius: 999px;
      padding: 10px 14px;
      background: var(--sbti-soft);
      border: 1px solid var(--sbti-line);
      color: var(--sbti-accent-strong);
      font-weight: 700;
    }

    .sbti-type-desc {
      margin-top: 18px;
      line-height: 1.85;
      font-size: 15px;
      color: #304034;
    }

    .sbti-score-box h3,
    .sbti-dim-box h3,
    .sbti-top3-box h3,
    .sbti-about-box h3 {
      font-size: 16px;
      margin-bottom: 12px;
    }

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

    .sbti-score-item {
      border: 1px solid var(--sbti-line);
      border-radius: 14px;
      padding: 12px;
      background: #fff;
    }

    .sbti-score-item .sbti-k {
      font-size: 12px;
      color: var(--sbti-muted);
      margin-bottom: 6px;
    }

    .sbti-score-item .sbti-v {
      font-size: 20px;
      font-weight: 800;
      color: var(--sbti-accent-strong);
    }

    .sbti-dim-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 10px;
    }

    .sbti-dim-pill {
      border: 1px solid var(--sbti-line);
      border-radius: 14px;
      padding: 12px;
      background: #fff;
    }

    .sbti-dim-pill .sbti-label {
      color: var(--sbti-muted);
      font-size: 12px;
      margin-bottom: 6px;
    }

    .sbti-dim-pill .sbti-value {
      font-size: 20px;
      font-weight: 800;
      color: var(--sbti-accent-strong);
    }

    .sbti-top3-list {
      display: grid;
      gap: 10px;
    }

    .sbti-top3-item {
      border: 1px solid var(--sbti-line);
      border-radius: 14px;
      padding: 12px;
      background: #fff;
      display: flex;
      justify-content: space-between;
      gap: 12px;
      align-items: center;
    }

    .sbti-top3-item strong {
      display: block;
      margin-bottom: 4px;
    }

    .sbti-top3-item span {
      color: var(--sbti-muted);
      font-size: 13px;
    }

    .sbti-top3-score {
      color: var(--sbti-accent-strong);
      font-weight: 800;
      white-space: nowrap;
    }

    .sbti-about-box p {
      color: var(--sbti-muted);
      font-size: 14px;
      line-height: 1.8;
    }

    .sbti-footer-note {
      margin-top: 16px;
      color: var(--sbti-muted);
      font-size: 12px;
      line-height: 1.7;
    }

    
    .sbti-result-layout {
      display: grid;
      gap: 18px;
    }
    .sbti-result-top {
      display: grid;
      grid-template-columns: 0.9fr 1.1fr;
      gap: 18px;
      align-items: stretch;
    }
    .sbti-poster-box, .sbti-type-box, .sbti-analysis-box, .sbti-dim-box, .sbti-note-box {
      border: 1px solid var(--sbti-line);
      border-radius: 18px;
      padding: 18px;
      background: linear-gradient(180deg, #ffffff, #fbfdfb);
    }
        .sbti-poster-box {
      display: grid;
      grid-template-rows: 1fr auto;
      min-height: 280px;
      overflow: hidden;
      position: relative;
      background:
        radial-gradient(circle at top right, rgba(127,165,134,0.16), rgba(127,165,134,0) 40%),
        linear-gradient(180deg, #ffffff, #f7fbf8);
    }
    .sbti-poster-box::after {
      content: "";
      position: absolute;
      right: -46px;
      bottom: -46px;
      width: 140px;
      height: 140px;
      border-radius: 50%;
      background: linear-gradient(180deg, rgba(127,165,134,0.12), rgba(127,165,134,0.01));
      pointer-events: none;
    }
    .sbti-poster-image {
      width: 100%;
      min-height: 220px;
      max-height: 460px;
      object-fit: contain;
      border-radius: 18px;
      background: rgba(255,255,255,0.75);
      position: relative;
      z-index: 1;
    }
    .sbti-poster-box.sbti-no-image .sbti-poster-image {
      display: none;
    }
    .sbti-poster-caption {
      margin-top: 14px;
      color: var(--sbti-muted);
      font-size: 14px;
      line-height: 1.8;
      position: relative;
      z-index: 1;
    }
    .sbti-type-kicker {
      font-size: 12px;
      color: var(--sbti-accent-strong);
      margin-bottom: 8px;
      letter-spacing: .06em;
    }
    .sbti-type-name {
      font-size: clamp(30px, 5vw, 48px);
      line-height: 1.08;
      letter-spacing: -0.03em;
    }
    .sbti-type-subname {
      margin-top: 10px;
      color: var(--sbti-muted);
      font-size: 14px;
      line-height: 1.8;
    }
    .sbti-match {
      margin-top: 18px;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      border-radius: 999px;
      padding: 10px 14px;
      background: var(--sbti-soft);
      border: 1px solid var(--sbti-line);
      color: var(--sbti-accent-strong);
      font-weight: 700;
      font-size: 14px;
      line-height: 1.4;
    }
    .sbti-analysis-box h3, .sbti-dim-box h3, .sbti-note-box h3 {
      font-size: 16px;
      margin-bottom: 12px;
    }
    .sbti-result-actions {
      margin-top: 22px;
      display: flex;
      justify-content: flex-end;
    }
    .sbti-analysis-box p {
      margin: 0;
      color: #304034;
      font-size: 15px;
      line-height: 1.9;
      white-space: pre-wrap;
    }
    .sbti-dim-list {
      display: grid;
      gap: 12px;
    }
    .sbti-dim-item {
      border: 1px solid var(--sbti-line);
      border-radius: 16px;
      padding: 14px;
      background: #fff;
    }
    .sbti-dim-item-top {
      display: flex;
      justify-content: space-between;
      align-items: baseline;
      gap: 10px;
      margin-bottom: 8px;
      flex-wrap: wrap;
    }
    .sbti-dim-item-name {
      font-size: 14px;
      font-weight: 700;
      color: var(--sbti-text);
    }
    .sbti-dim-item-score {
      color: var(--sbti-accent-strong);
      font-weight: 800;
      font-size: 14px;
      white-space: nowrap;
    }
    .sbti-dim-item p {
      margin: 0;
      color: var(--sbti-muted);
      font-size: 13px;
      line-height: 1.8;
    }
    .sbti-note-box p {
      margin: 0;
      color: var(--sbti-muted);
      font-size: 13px;
      line-height: 1.8;
    }

    .sbti-author-box {
      border: 1px solid var(--sbti-line);
      border-radius: 18px;
      background: linear-gradient(180deg, #ffffff, #fbfdfb);
      overflow: hidden;
    }
    .sbti-author-box summary {
      list-style: none;
      cursor: pointer;
      padding: 18px;
      font-size: 16px;
      font-weight: 700;
      color: var(--sbti-text);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
    }
    .sbti-author-box summary::-webkit-details-marker { display: none; }
    .sbti-author-box summary::after {
      content: '展开';
      font-size: 12px;
      font-weight: 700;
      color: var(--sbti-accent-strong);
      border: 1px solid var(--sbti-line);
      background: var(--sbti-soft);
      padding: 6px 10px;
      border-radius: 999px;
      flex-shrink: 0;
    }
    .sbti-author-box[open] summary::after {
      content: '收起';
    }
    .sbti-author-content {
      border-top: 1px solid var(--sbti-line);
      padding: 0 18px 18px;
    }
    .sbti-author-content p {
      margin: 14px 0 0;
      color: #304034;
      font-size: 14px;
      line-height: 1.9;
    }

    .sbti-result-actions {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 12px;
      flex-wrap: wrap;
      margin-top: 22px;
    }
    @media (max-width: 860px) {
      .sbti-result-top { grid-template-columns: 1fr; }
    }

@media (max-width: 860px) {
      .sbti-hero-grid,
      .sbti-result-hero {
        grid-template-columns: 1fr;
      }
      .sbti-dim-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    }

    @media (max-width: 600px) {
      .sbti-shell { padding: 14px 12px 42px; }
      .sbti-hero, .sbti-test-wrap, .sbti-result-wrap { padding: 16px; }
      .sbti-hero h1 { font-size: 32px; }
      .sbti-question-title { font-size: 15px; }
      .sbti-dim-grid,
      .sbti-score-grid { grid-template-columns: 1fr; }
    }