:root {
    --bg-deep: #07111F;
    --bg-deep-2: #0C1A2E;
    --glass-bg: rgba(13, 28, 48, 0.55);
    --line: rgba(255, 255, 255, 0.14);
    --primary: #2E77E6;
    --accent: #D89A5A;
    --tea-green: #4A7C64;
    --text-1: #EAF1FA;
    --text-2: #9FB3CD;
  }

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

  html {
    scroll-behavior: smooth;
  }

  body {
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
    background: var(--bg-deep);
    color: var(--text-1);
    line-height: 1.7;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
  }

  img {
    max-width: 100%;
    display: block;
  }

  a {
    text-decoration: none;
    color: inherit;
  }

  button {
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
  }

  input, textarea {
    font-family: inherit;
  }

  .font-serif {
    font-family: "Songti SC", "Noto Serif CJK SC", "SimSun", serif;
  }

  .container-custom {
    max-width: 1152px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 1.25rem;
    padding-right: 1.25rem;
  }

  /* 玻璃面板 */
  .glass-panel {
    background: rgba(13, 28, 48, 0.55);
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 16px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.06);
  }

  /* 按钮 */
  .btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 30px;
    border-radius: 10px;
    background: var(--accent);
    color: #0A1320;
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.02em;
    box-shadow: 0 0 24px rgba(216, 154, 90, 0.35);
    transition: all 0.2s ease;
  }
  .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 34px rgba(216, 154, 90, 0.55), 0 8px 18px rgba(0, 0, 0, 0.3);
    background: #E3A96A;
  }
  .btn-primary:active {
    transform: translateY(1px);
    box-shadow: 0 0 20px rgba(216, 154, 90, 0.3);
  }
  .btn-primary:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
  }

  .btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 30px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.18);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    color: var(--text-1);
    font-size: 15px;
    font-weight: 500;
    transition: all 0.2s ease;
  }
  .btn-secondary:hover {
    border-color: rgba(255, 255, 255, 0.4);
    background: rgba(255, 255, 255, 0.1);
  }
  .btn-secondary:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
  }

  /* 导航 */
  .nav-link {
    position: relative;
    padding-bottom: 6px;
    color: var(--text-2);
    font-size: 15px;
    transition: color 0.2s;
  }
  .nav-link::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.25s ease;
  }
  .nav-link:hover {
    color: var(--text-1);
  }
  .nav-link:hover::after {
    width: 100%;
  }

  .mobile-menu {
    background: rgba(7, 17, 31, 0.97);
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
  .mobile-menu a {
    display: block;
    padding: 14px 24px;
    color: var(--text-2);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 15px;
  }
  .mobile-menu a:last-child {
    border-bottom: none;
  }
  .mobile-menu a:hover {
    color: var(--text-1);
    background: rgba(255, 255, 255, 0.03);
  }

  /* Hero装饰线 */
  .hero-lines {
    background-image:
      linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
      linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
    background-size: 64px 64px;
    -webkit-mask-image: radial-gradient(ellipse at 35% 45%, black 20%, transparent 72%);
    mask-image: radial-gradient(ellipse at 35% 45%, black 20%, transparent 72%);
  }
  .hero-lines::after {
    content: "";
    position: absolute;
    top: 15%;
    right: 8%;
    width: 340px;
    height: 340px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(216, 154, 90, 0.12) 0%, transparent 70%);
    filter: blur(30px);
    pointer-events: none;
  }

  /* 比分牌 */
  .scoreboard {
    background: rgba(13, 28, 48, 0.6);
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 16px;
    padding: 28px 30px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.06);
  }
  .score-num {
    font-size: 2.2rem;
    font-family: "Songti SC", "Noto Serif CJK SC", serif;
    font-variant-numeric: tabular-nums;
    color: var(--accent);
    text-shadow: 0 0 18px rgba(216, 154, 90, 0.3);
    line-height: 1.2;
  }
  .score-label {
    font-size: 13px;
    color: var(--text-2);
    margin-top: 4px;
  }

  /* 指标看板 */
  .metric-item {
    padding: 18px 20px;
    border-left: 1px solid rgba(255, 255, 255, 0.1);
  }
  .metric-item:first-child {
    border-left: none;
  }
  .metric-num {
    font-size: 2.6rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    color: var(--accent);
    text-shadow: 0 0 20px rgba(216, 154, 90, 0.25);
    line-height: 1.15;
    display: inline-block;
  }
  .metric-unit {
    font-size: 1rem;
    color: var(--text-2);
    margin-left: 6px;
    font-weight: 400;
  }
  .metric-label {
    margin-top: 8px;
    font-size: 14px;
    color: var(--text-2);
  }

  /* 服务矩阵 */
  .group-label {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    letter-spacing: 0.08em;
    color: var(--text-2);
    padding: 6px 16px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 999px;
    margin-bottom: 18px;
    background: rgba(13, 28, 48, 0.4);
  }
  .schedule-row {
    display: grid;
    grid-template-columns: 64px 96px 1fr auto;
    gap: 18px;
    align-items: center;
    padding: 22px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    transition: background 0.2s ease;
  }
  .schedule-row:hover {
    background: rgba(255, 255, 255, 0.04);
  }
  .schedule-no {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 10px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-2);
    font-variant-numeric: tabular-nums;
    transition: all 0.2s ease;
  }
  .schedule-row:hover .schedule-no {
    border-color: var(--accent);
    color: var(--accent);
    box-shadow: 0 0 14px rgba(216, 154, 90, 0.2);
  }
  .schedule-thumb {
    width: 96px;
    height: 96px;
    border-radius: 12px;
    object-fit: cover;
    border: 1px solid rgba(255, 255, 255, 0.14);
  }
  .schedule-info h3 {
    font-size: 1.2rem;
    font-family: "Songti SC", "Noto Serif CJK SC", serif;
    color: var(--text-1);
    margin-bottom: 6px;
    letter-spacing: -0.01em;
  }
  .schedule-info p {
    font-size: 14px;
    color: var(--text-2);
    line-height: 1.6;
    margin-bottom: 10px;
  }
  .schedule-zone {
    display: inline-block;
    font-size: 12px;
    color: var(--text-2);
    background: rgba(255, 255, 255, 0.04);
    padding: 4px 12px;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.08);
  }
  .schedule-status {
    display: flex;
    align-items: center;
    gap: 14px;
  }
  .badge {
    font-size: 12px;
    padding: 6px 14px;
    border-radius: 999px;
    font-weight: 500;
    white-space: nowrap;
  }
  .badge-ok {
    background: rgba(74, 124, 100, 0.2);
    color: #82C7A3;
    border: 1px solid rgba(74, 124, 100, 0.3);
  }
  .badge-busy {
    background: rgba(216, 154, 90, 0.15);
    color: var(--accent);
    border: 1px solid rgba(216, 154, 90, 0.3);
  }
  .badge-low {
    background: rgba(46, 119, 230, 0.15);
    color: #7AA9F0;
    border: 1px solid rgba(46, 119, 230, 0.3);
  }
  .schedule-arrow {
    color: var(--text-2);
    transition: transform 0.2s, color 0.2s;
    font-size: 18px;
  }
  .schedule-row:hover .schedule-arrow {
    color: var(--accent);
    transform: translateX(4px);
  }

  /* 结果对比 */
  .compare-card {
    background: rgba(13, 28, 48, 0.55);
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 16px;
    padding: 34px 32px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.06);
  }
  .compare-card-highlight {
    border-color: rgba(216, 154, 90, 0.5);
    box-shadow: 0 0 36px rgba(216, 154, 90, 0.14), 0 8px 24px rgba(0, 0, 0, 0.4);
  }
  .compare-title {
    font-family: "Songti SC", "Noto Serif CJK SC", serif;
    font-size: 1.35rem;
    color: var(--text-1);
    margin-bottom: 24px;
    letter-spacing: -0.01em;
  }
  .compare-item {
    margin-bottom: 18px;
  }
  .compare-item-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 12px;
    margin-bottom: 8px;
  }
  .compare-item-name {
    font-size: 14px;
    color: var(--text-1);
    font-weight: 500;
  }
  .compare-item-desc {
    font-size: 12px;
    color: var(--text-2);
    text-align: right;
  }
  .compare-track {
    height: 6px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    overflow: hidden;
  }
  .track-bar {
    height: 100%;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.35);
    transition: width 0.5s ease;
  }
  .track-strong {
    background: linear-gradient(90deg, #D89A5A, #E8B67A);
    box-shadow: 0 0 12px rgba(216, 154, 90, 0.5);
  }

  /* FAQ */
  .faq-item {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
  .faq-item:first-child {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }
  .faq-q {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 24px 16px;
    cursor: pointer;
    font-size: 16px;
    color: var(--text-1);
    transition: background 0.2s;
    position: relative;
  }
  .faq-q::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 2px;
    height: 0;
    background: var(--accent);
    transition: height 0.25s ease;
  }
  .faq-item.active .faq-q::before {
    height: 24px;
  }
  .faq-q:hover {
    background: rgba(255, 255, 255, 0.03);
  }
  .faq-icon {
    width: 20px;
    height: 20px;
    position: relative;
    flex-shrink: 0;
  }
  .faq-icon::before,
  .faq-icon::after {
    content: "";
    position: absolute;
    background: var(--accent);
    border-radius: 2px;
  }
  .faq-icon::before {
    width: 14px;
    height: 2px;
    top: 9px;
    left: 3px;
  }
  .faq-icon::after {
    width: 2px;
    height: 14px;
    top: 3px;
    left: 9px;
    transition: transform 0.25s ease;
  }
  .faq-item.active .faq-icon::after {
    transform: scaleY(0);
  }
  .faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
  }
  .faq-a-inner {
    padding: 0 16px 24px;
    color: var(--text-2);
    font-size: 15px;
    line-height: 1.8;
  }

  /* 资讯 */
  .insight-item {
    display: flex;
    gap: 20px;
    padding: 24px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    transition: background 0.2s;
    border-radius: 12px;
  }
  .insight-item:hover {
    background: rgba(255, 255, 255, 0.04);
  }
  .insight-index {
    font-size: 13px;
    font-variant-numeric: tabular-nums;
    color: var(--accent);
    border: 1px solid rgba(216, 154, 90, 0.3);
    border-radius: 8px;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
  }
  .insight-title {
    font-size: 15px;
    color: var(--text-1);
    margin-bottom: 4px;
    transition: color 0.2s;
  }
  .insight-item:hover .insight-title {
    color: var(--accent);
  }
  .insight-desc {
    font-size: 13px;
    color: var(--text-2);
    line-height: 1.6;
  }
  .rec-card {
    background: rgba(13, 28, 48, 0.55);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 20px;
  }
  .rec-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    font-size: 14px;
    color: var(--text-1);
    transition: color 0.2s;
  }
  .rec-item:hover {
    color: var(--accent);
  }
  .rec-item:last-child {
    border-bottom: none;
  }
  .rec-tag {
    font-size: 11px;
    color: var(--accent);
    border: 1px solid rgba(216, 154, 90, 0.3);
    border-radius: 6px;
    padding: 2px 8px;
    flex-shrink: 0;
  }

  /* CTA */
  .cta-panel {
    background: rgba(13, 28, 48, 0.55);
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 16px;
    padding: 52px 32px;
    text-align: center;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.06);
    position: relative;
    overflow: hidden;
  }
  .cta-panel::before {
    content: "";
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 200px;
    background: radial-gradient(ellipse, rgba(216, 154, 90, 0.13), transparent 72%);
    pointer-events: none;
  }

  /* 表单 */
  .form-group {
    margin-bottom: 20px;
  }
  .form-group label {
    display: block;
    font-size: 13px;
    color: var(--text-2);
    margin-bottom: 8px;
    letter-spacing: 0.02em;
  }
  .form-group input,
  .form-group textarea {
    width: 100%;
    background: rgba(0, 0, 0, 0.35);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 10px;
    padding: 14px 18px;
    color: var(--text-1);
    font-size: 15px;
    transition: border-color 0.2s, box-shadow 0.2s;
  }
  .form-group input:focus,
  .form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(216, 154, 90, 0.15), 0 0 16px rgba(216, 154, 90, 0.15);
  }
  .form-group textarea {
    resize: vertical;
    min-height: 100px;
  }
  ::placeholder {
    color: rgba(159, 179, 205, 0.4);
  }

  /* 保障条 */
  .guarantee-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-2);
    padding: 10px 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 999px;
    background: rgba(13, 28, 48, 0.4);
  }
  .guarantee-item::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--tea-green);
    box-shadow: 0 0 8px rgba(74, 124, 100, 0.5);
    flex-shrink: 0;
  }

  /* Section 通用 */
  .section-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    letter-spacing: 0.08em;
    color: var(--accent);
    text-transform: uppercase;
  }
  .section-tag::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 8px rgba(216, 154, 90, 0.5);
    flex-shrink: 0;
  }
  .section-title {
    font-family: "Songti SC", "Noto Serif CJK SC", serif;
    font-size: clamp(2rem, 3.5vw, 2.75rem);
    line-height: 1.25;
    color: var(--text-1);
    margin-top: 14px;
    letter-spacing: -0.02em;
  }
  .section-desc {
    color: var(--text-2);
    font-size: 16px;
    line-height: 1.7;
    margin-top: 14px;
    max-width: 640px;
  }

  /* 页脚 */
  .footer-link {
    color: var(--text-2);
    font-size: 14px;
    transition: color 0.2s;
  }
  .footer-link:hover {
    color: var(--accent);
  }
  .footer-title {
    font-size: 13px;
    color: var(--text-2);
    letter-spacing: 0.06em;
    margin-bottom: 16px;
    font-weight: 500;
  }

  /* 焦点 */
  a:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
    border-radius: 4px;
  }

  /* 响应式 */
  @media (max-width: 768px) {
    .schedule-row {
      grid-template-columns: 1fr;
      gap: 14px;
    }
    .schedule-thumb {
      width: 100%;
      height: 160px;
    }
    .schedule-no {
      width: 44px;
      height: 44px;
    }
    .metric-item {
      border-left: none;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      padding: 16px 4px;
    }
    .metric-item:first-child {
      border-top: none;
    }
  }

  @media (max-width: 640px) {
    .score-num {
      font-size: 1.8rem;
    }
    .compare-card {
      padding: 28px 20px;
    }
    .cta-panel {
      padding: 40px 20px;
    }
  }