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var(--tw-drop-shadow)}.backdrop-blur-sm{--tw-backdrop-blur:blur(4px)}.backdrop-blur-sm,.backdrop-filter{-webkit-backdrop-filter:var(--tw-backdrop-blur) var(--tw-backdrop-brightness) var(--tw-backdrop-contrast) var(--tw-backdrop-grayscale) var(--tw-backdrop-hue-rotate) var(--tw-backdrop-invert) var(--tw-backdrop-opacity) var(--tw-backdrop-saturate) var(--tw-backdrop-sepia);backdrop-filter:var(--tw-backdrop-blur) var(--tw-backdrop-brightness) var(--tw-backdrop-contrast) var(--tw-backdrop-grayscale) var(--tw-backdrop-hue-rotate) var(--tw-backdrop-invert) var(--tw-backdrop-opacity) var(--tw-backdrop-saturate) var(--tw-backdrop-sepia)}.transition{transition-property:color,background-color,border-color,text-decoration-color,fill,stroke,opacity,box-shadow,transform,filter,-webkit-backdrop-filter;transition-property:color,background-color,border-color,text-decoration-color,fill,stroke,opacity,box-shadow,transform,filter,backdrop-filter;transition-property:color,background-color,border-color,text-decoration-color,fill,stroke,opacity,box-shadow,transform,filter,backdrop-filter,-webkit-backdrop-filter;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.transition-transform{transition-property:transform;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.ease-in-out{transition-timing-function:cubic-bezier(.4,0,.2,1)}.hover\:border-emerald-300:hover{--tw-border-opacity:1;border-color:rgb(110 231 183/var(--tw-border-opacity,1))}.hover\:bg-emerald-700:hover{--tw-bg-opacity:1;background-color:rgb(4 120 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#0000000d;--tw-shadow-colored:0 1px 2px 0 var(--tw-shadow-color)}@media (min-width:640px){.sm\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.sm\:flex-row{flex-direction:row}.sm\:text-5xl{font-size:3rem;line-height:1}}@media (min-width:768px){.md\:col-span-2{grid-column:span 2/span 2}.md\:inline-block{display:inline-block}.md\:flex{display:flex}.md\:hidden{display:none}.md\:h-14{height:3.5rem}.md\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.md\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.md\:grid-cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.md\:pt-28{padding-top:7rem}.md\:text-5xl{font-size:3rem;line-height:1}.md\:text-6xl{font-size:3.75rem;line-height:1}.md\:text-xl{font-size:1.25rem;line-height:1.75rem}}@media (min-width:1024px){.lg\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.lg\:grid-cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.lg\:text-6xl{font-size:3.75rem;line-height:1}}
/* === Inline styles extracted from index.html (2026-08-20) === */
    html { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
    body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif; }
    html { scroll-behavior: smooth; }

    /* 文字占位（一眼看出哪里要改） */
    .placeholder {
      background: #f1f5f9;
      padding: 1px 6px;
      border-radius: 4px;
      border: 1px dashed #cbd5e1;
      font-style: italic;
      color: #475569;
      white-space: nowrap;
    }

    /* 数字占位（柔和 emerald 版本，适配大字号） */
    .num-placeholder {
      background: linear-gradient(135deg, #f0fdf4 0%, #ecfdf5 100%);
      padding: 4px 14px;
      border-radius: 10px;
      border: 1px dashed #6ee7b7;
      color: #047857;
      font-variant-numeric: tabular-nums;
    }

    

    /* 段落分隔线 */
    .section-divider {
      height: 1px;
      background: linear-gradient(90deg, transparent 0%, rgba(16,185,129,0.18) 30%, rgba(16,185,129,0.18) 70%, transparent 100%);
      max-width: 72rem;
      margin: 0 auto;
    }
    .gradient-fade { background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%); }

    /* === 大厂风效果 === */
    /* 默认可见。in-view 仅在 JS 主动加时播放入场动画。允许浏览器不接受 background-clip 时颜色兑底依然可见。 */
    @keyframes fadeUpIn {
      0%   { opacity: 0; transform: translateY(24px); }
      100% { opacity: 1; transform: translateY(0); }
    }
    .fade-up.in-view { animation: fadeUpIn 0.7s cubic-bezier(0.16, 1, 0.3, 1); }
    @media (prefers-reduced-motion: reduce) {
      .fade-up.in-view { animation: none; }
      .gradient-text { animation: none !important; }
    }

    .gradient-text {
      background: linear-gradient(120deg, #059669 0%, #14b8a6 45%, #10b981 70%, #059669 100%);
      background-size: 220% auto;
      -webkit-background-clip: text;
      background-clip: text;
      -webkit-text-fill-color: transparent;
      /* 兑底色：即使 background-clip 不生效，文字仍是 emerald 可见 */
      color: #059669;
      animation: gradient-shift 7s ease-in-out infinite;
    }
    @keyframes gradient-shift {
      0%, 100% { background-position: 0% 50%; }
      50%      { background-position: 100% 50%; }
    }

    details > summary { list-style: none; }
    details > summary::-webkit-details-marker { display: none; }
    details[open] > summary .chevron { transform: rotate(180deg); }

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

    .card-hover { transition: transform 0.3s cubic-bezier(0.4,0,0.2,1), box-shadow 0.3s ease, border-color 0.2s ease; }
    .card-hover:hover { transform: translateY(-4px); box-shadow: 0 18px 40px -16px rgba(16,185,129,0.25); }

    /* === Logo 品牌强化（带 padding + 背景） === */
    .logo-brand {
      padding: 6px 12px;
      border-radius: 8px;
      background: linear-gradient(135deg, rgba(16,185,129,0.10) 0%, rgba(20,184,166,0.04) 100%);
      border: 1px solid rgba(16,185,129,0.20);
      transition: all 0.3s ease;
    }
    .logo-brand:hover {
      background: linear-gradient(135deg, rgba(16,185,129,0.18) 0%, rgba(20,184,166,0.08) 100%);
      border-color: rgba(16,185,129,0.40);
      box-shadow: 0 4px 16px -2px rgba(16,185,129,0.22);
    }

    /* === 主按钮变体：广用 === */
    .btn-primary {
      position: relative;
      overflow: hidden;
      background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
      box-shadow: 0 4px 14px rgba(15,23,42,0.25), inset 0 1px 0 rgba(255,255,255,0.08);
    }
    .btn-primary::before {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(110deg, transparent 30%, rgba(255,255,255,0.18) 50%, transparent 70%);
      background-size: 200% 100%;
      animation: btnShimmer 3.5s ease-in-out infinite;
      pointer-events: none;
    }
    @keyframes btnShimmer {
      0%, 100% { background-position: -150% 0; }
      50%      { background-position: 150% 0; }
    }

    /* === Emerald 主按钮（带辉光 + shimmer） === */
    .btn-emerald {
      position: relative;
      overflow: hidden;
      background: linear-gradient(135deg, #047857 0%, #10b981 100%);
      color: white;
      box-shadow: 0 4px 20px rgba(16,185,129,0.40), 0 2px 6px rgba(5,150,105,0.25), inset 0 1px 0 rgba(255,255,255,0.22);
      transition: all 0.3s ease;
    }
    .btn-emerald::before {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(110deg, transparent 30%, rgba(255,255,255,0.22) 50%, transparent 70%);
      background-size: 200% 100%;
      animation: btnShimmer 3s ease-in-out infinite;
      pointer-events: none;
    }
    .btn-emerald:hover {
      box-shadow: 0 12px 36px rgba(16,185,129,0.55), 0 4px 10px rgba(5,150,105,0.40), inset 0 1px 0 rgba(255,255,255,0.30);
      transform: translateY(-1px);
    }
    .btn-primary > *, .btn-emerald > * { position: relative; z-index: 1; }

    /* === 边框按钮（磨砂玻璃 + hover变 emerald） === */
    .btn-outline {
      background: rgba(255,255,255,0.7);
      backdrop-filter: blur(6px);
      border: 1px solid #cbd5e1;
      transition: all 0.3s ease;
    }
    .btn-outline:hover {
      border-color: #10b981;
      background: rgba(255,255,255,0.95);
      box-shadow: 0 4px 14px rgba(16,185,129,0.18);
      transform: translateY(-1px);
    }

    /* === 联系人按钮（白底按钮上 hover 隆起） === */
    .btn-light {
      background: white;
      color: #0f172a;
      transition: all 0.3s ease;
      box-shadow: 0 4px 14px rgba(0,0,0,0.08), 0 1px 3px rgba(0,0,0,0.05);
    }
    .btn-light:hover {
      box-shadow: 0 14px 36px rgba(0,0,0,0.20), 0 4px 10px rgba(0,0,0,0.10);
      transform: translateY(-2px);
    }

    /* === Hero 背景：渐变光 + 网格（安全版，替代 orbs/filter） === */
    .hero-mesh {
      position: relative;
      overflow: hidden;
      background-image:
        radial-gradient(at 18% 22%, rgba(16,185,129,0.18) 0%, transparent 50%),
        radial-gradient(at 82% 68%, rgba(20,184,166,0.16) 0%, transparent 50%),
        radial-gradient(at 50% 100%, rgba(45,212,191,0.10) 0%, transparent 60%);
    }
    .hero-mesh::before {
      content: '';
      position: absolute;
      inset: 0;
      background-image:
        linear-gradient(rgba(15,23,42,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(15,23,42,0.025) 1px, transparent 1px);
      background-size: 64px 64px;
      pointer-events: none;
    }
    .accent-divider {
      height: 2px;
      width: 80px;
      background: linear-gradient(90deg, #10b981 0%, transparent 100%);
      border-radius: 2px;
    }

    /* === 升级：scroll progress bar === */
    .scroll-progress {
      position: fixed;
      top: 0;
      left: 0;
      height: 3px;
      width: 100%;
      background: linear-gradient(90deg, #047857 0%, #10b981 50%, #34d399 100%);
      transform: scaleX(0);
      transform-origin: left;
      z-index: 60;
      pointer-events: none;
      transition: transform 0.05s linear;
      will-change: transform;
    }

    /* === 升级：hero 浮动光斑 === */
    .hero-orb {
      position: absolute;
      border-radius: 50%;
      filter: blur(80px);
      opacity: 0.45;
      pointer-events: none;
      z-index: 0;
      will-change: transform;
    }
    .hero-orb-1 {
      top: -120px;
      left: -100px;
      width: 480px;
      height: 480px;
      background: radial-gradient(circle, #10b981 0%, transparent 70%);
      animation: orbFloat1 22s ease-in-out infinite alternate;
    }
    .hero-orb-2 {
      top: 80px;
      right: -120px;
      width: 420px;
      height: 420px;
      background: radial-gradient(circle, #14b8a6 0%, transparent 70%);
      animation: orbFloat2 28s ease-in-out infinite alternate;
    }
    .hero-orb-3 {
      bottom: -180px;
      left: 30%;
      width: 540px;
      height: 540px;
      background: radial-gradient(circle, #2dd4bf 0%, transparent 70%);
      animation: orbFloat3 30s ease-in-out infinite alternate;
    }
    @keyframes orbFloat1 {
      0%   { transform: translate(0, 0) scale(1); }
      100% { transform: translate(60px, 40px) scale(1.12); }
    }
    @keyframes orbFloat2 {
      0%   { transform: translate(0, 0) scale(1); }
      100% { transform: translate(-50px, 30px) scale(0.95); }
    }
    @keyframes orbFloat3 {
      0%   { transform: translate(0, 0) scale(1); }
      100% { transform: translate(40px, -50px) scale(1.08); }
    }
    @media (max-width: 768px) {
      .hero-orb-1 { width: 320px; height: 320px; }
      .hero-orb-2 { width: 280px; height: 280px; }
      .hero-orb-3 { width: 360px; height: 360px; }
      .hero-orb { filter: blur(60px); opacity: 0.4; }
    }

    /* === 升级：process 时间线 === */
        .process-timeline {
      display: flex;
      align-items: flex-start;
      gap: 0;
      max-width: 1000px;
      margin: 0 auto;
      position: relative;
    }
    .process-item {
      flex: 1;
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      position: relative;
      padding: 0 12px;
    }
    .process-item:not(:last-child)::after {
      content: '';
      position: absolute;
      top: 24px;
      left: calc(50% + 28px);
      right: calc(-50% + 28px);
      height: 2px;
      background: linear-gradient(90deg, #10b981 0%, #a7f3d0 100%);
      z-index: 0;
    }
    .process-num {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: linear-gradient(135deg, #10b981 0%, #059669 100%);
      color: #fff;
      font-size: 1.1rem;
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 14px rgba(16,185,129,0.35);
      position: relative;
      z-index: 2;
      margin-bottom: 20px;
    }
    .process-item:last-child .process-num {
      animation: numPulse 2.4s ease-in-out infinite;
    }
    @keyframes numPulse {
      0%, 100% { box-shadow: 0 4px 14px rgba(16,185,129,0.35); }
      50%      { box-shadow: 0 4px 24px rgba(16,185,129,0.65); }
    }
    .process-card {
      background: rgba(255,255,255,0.85);
      border: 1px solid rgba(16,185,129,0.12);
      border-radius: 12px;
      padding: 20px 16px;
      transition: box-shadow 0.2s, border-color 0.2s;
    }
    .process-card:hover {
      border-color: rgba(16,185,129,0.3);
      box-shadow: 0 4px 20px rgba(16,185,129,0.1);
    }
    .process-card h3 {
      font-size: 0.95rem;
      font-weight: 600;
      color: #0f172a;
      margin-bottom: 8px;
    }
    .process-card p {
      font-size: 0.8rem;
      color: #64748b;
      line-height: 1.6;
    }
    @media (max-width: 767px) {
      .process-timeline {
        flex-direction: column;
        gap: 0;
        max-width: 400px;
      }
      .process-item {
        flex-direction: row;
        align-items: flex-start;
        text-align: left;
        padding: 0 0 24px 0;
      }
      .process-item:not(:last-child)::after {
        top: 48px;
        left: 23px;
        right: auto;
        width: 2px;
        height: calc(100% - 48px);
        background: linear-gradient(180deg, #10b981 0%, #a7f3d0 100%);
      }
      .process-num {
        flex-shrink: 0;
        margin-bottom: 0;
        margin-right: 16px;
      }
      .process-card { flex: 1; }
    }
    }
    @media (max-width: 767px) {
      .process-grid { grid-template-columns: 1fr; gap: 1.5rem; }
      .process-step { padding-top: 0; padding-left: 36px; }
      .process-dot { top: 6px; left: 0; }
      .process-step::before {
        content: '';
        position: absolute;
        top: 26px;
        bottom: -1.5rem;
        left: 8px;
        width: 1px;
        background: linear-gradient(180deg, rgba(16,185,129,0.45) 0%, rgba(148,163,184,0.10) 100%);
      }
      .process-step:last-child::before { display: none; }
    }

    /* === 升级：noise 纹理 === */
    .noise-overlay {
      position: fixed;
      inset: 0;
      pointer-events: none;
      z-index: 9999;
      opacity: 0.4;
      mix-blend-mode: soft-light;
      background-image: url("data:image/svg+xml;utf8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22180%22%20height%3D%22180%22%3E%3Cfilter%20id%3D%22n%22%3E%3CfeTurbulence%20type%3D%22fractalNoise%22%20baseFrequency%3D%220.85%22%20numOctaves%3D%222%22%20stitchTiles%3D%22stitch%22%2F%3E%3CfeColorMatrix%20values%3D%220%200%200%200%200%200%200%200%200%200%200%200%200%200%200%200%200%200%200.6%200%22%2F%3E%3C%2Ffilter%3E%3Crect%20width%3D%22100%25%22%20height%3D%22100%25%22%20filter%3D%22url%28%23n%29%22%2F%3E%3C%2Fsvg%3E");
      background-size: 180px 180px;
    }

    @media (prefers-reduced-motion: reduce) {
      .hero-orb { animation: none !important; }
      .process-step:last-child .process-dot { animation: none !important; }
    }
  
    /* === 区块氛围特效（hero 同款光斑+渐变）2026-08-10 === */
    .fx-section{position:relative;overflow:hidden;isolation:isolate;}
    .fx-mesh{background-image:radial-gradient(at 15% 18%, rgba(16,185,129,0.10) 0%, transparent 50%),radial-gradient(at 85% 72%, rgba(20,184,166,0.09) 0%, transparent 50%);}
    .fx-mesh-dark{background-image:radial-gradient(at 15% 18%, rgba(255,255,255,0.08) 0%, transparent 50%),radial-gradient(at 85% 72%, rgba(45,212,191,0.14) 0%, transparent 50%);}
    .fx-orb{position:absolute;border-radius:50%;filter:blur(70px);opacity:.30;pointer-events:none;z-index:-1;will-change:transform;}
    .fx-orb-a{top:-110px;right:-90px;width:360px;height:360px;background:radial-gradient(circle,#10b981 0%,transparent 70%);animation:orbFloat2 26s ease-in-out infinite alternate;}
    .fx-orb-b{bottom:-130px;left:-100px;width:400px;height:400px;background:radial-gradient(circle,#14b8a6 0%,transparent 70%);animation:orbFloat1 30s ease-in-out infinite alternate;}
    .fx-orb-c{top:30%;left:-140px;width:300px;height:300px;background:radial-gradient(circle,#2dd4bf 0%,transparent 70%);animation:orbFloat3 28s ease-in-out infinite alternate;}
    @media (max-width:767px){.fx-orb{filter:blur(50px);opacity:.25;}.fx-orb-a{width:240px;height:240px;}.fx-orb-b{width:260px;height:260px;}.fx-orb-c{width:200px;height:200px;}}
    @media (prefers-reduced-motion:reduce){.fx-orb{animation:none;}}


/* === 2026-08-20: Utility classes replacing inline styles === */
.shadow-emerald-lg { box-shadow: 0 8px 30px rgba(16,185,129,0.12); }
.shadow-soft { box-shadow: 0 4px 16px rgba(0,0,0,0.04); }
.shadow-emerald-sm { box-shadow: 0 2px 8px rgba(16,185,129,0.06); }
.shadow-orange-sm { box-shadow: 0 2px 8px rgba(249,115,22,0.06); }
.btn-glass { background: rgba(255,255,255,0.15); color: #fff; border: 2px solid rgba(255,255,255,0.35); }
.btn-back-to-top {
  position: fixed; bottom: 24px; right: 24px;
  width: 48px; height: 48px; border-radius: 50%;
  background: #10b981; color: #fff;
  box-shadow: 0 10px 25px rgba(16,185,129,0.4);
  z-index: 10000; border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.2s ease;
}
.btn-back-to-top:hover { background: #059669; }