*{margin:0;padding:0;box-sizing:border-box}
        :root{
            --green-50:#E8F5E9;--green-100:#C8E6C9;--green-200:#A5D6A7;
            --green-400:#66BB6A;--green-500:#4CAF50;--green-600:#43A047;
            --green-700:#388E3C;--green-800:#2E7D32;--green-900:#1B5E20;
            --blue-50:#E3F2FD;--blue-100:#BBDEFB;--blue-500:#2196F3;
            --amber-50:#FFF8E1;--amber-500:#FFC107;
            --red-50:#FFEBEE;--red-500:#EF5350;--red-600:#E53935;
            --gray-50:#FAFBFC;--gray-100:#F4F5F7;--gray-200:#E8EAED;
            --gray-300:#D1D5DB;--gray-400:#9CA3AF;--gray-500:#6B7280;
            --gray-600:#4B5563;--gray-700:#374151;--gray-800:#1F2937;
            --gray-900:#111827;
            --shadow-sm:0 1px 2px rgba(0,0,0,0.04);
            --shadow-md:0 4px 16px rgba(0,0,0,0.06);
            --shadow-lg:0 12px 40px rgba(0,0,0,0.08);
            --shadow-xl:0 20px 60px rgba(0,0,0,0.10);
            --shadow-green:0 8px 30px rgba(76,175,80,0.25);
        }
        body{
            font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
            background:#FAFBFC;color:var(--gray-800);line-height:1.6;
            -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden;
        }
        a{text-decoration:none;color:inherit}
        img{display:block;max-width:100%}

        /* ===== NAV ===== */
        .nav{
            position:fixed;top:0;left:0;right:0;z-index:100;
            height:64px;display:flex;align-items:center;justify-content:center;
            padding:0 48px;
            background:rgba(255,255,255,0.82);backdrop-filter:blur(20px) saturate(180%);
            border-bottom:1px solid rgba(0,0,0,0.06);
        }
        .nav-inner{
            width:100%;max-width:1200px;
            display:flex;align-items:center;justify-content:space-between;
        }
        .nav-logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;color:var(--gray-900)}
        .nav-logo svg{width:32px;height:32px}
        .nav-logo em{font-style:normal;color:var(--green-600)}
        .nav-links{display:flex;gap:32px}
        .nav-links a{font-size:14px;font-weight:500;color:var(--gray-500);transition:color .2s}
        .nav-links a:hover{color:var(--green-600)}
        .nav-links a.active-link{color:var(--green-600)}

        /* ===== PAGE HERO ===== */
        .page-hero{
            padding:120px 48px 60px;text-align:center;position:relative;overflow:hidden;
            background:linear-gradient(165deg,#FFFFFF 0%,#F0FDF4 40%,#ECFDF5 100%);
        }
        .page-hero::before{
            content:'';position:absolute;top:-150px;right:-100px;
            width:500px;height:500px;border-radius:50%;
            background:radial-gradient(circle,rgba(76,175,80,0.06) 0%,transparent 70%);
            pointer-events:none;
        }
        .page-hero h1{
            font-size:40px;font-weight:900;color:var(--gray-900);
            letter-spacing:-1px;margin-bottom:12px;position:relative;
        }
        .page-hero h1 span{
            background:linear-gradient(135deg,var(--green-600),var(--green-800));
            -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
        }
        .page-hero p{
            font-size:16px;color:var(--gray-400);max-width:520px;margin:0 auto;position:relative;line-height:1.7;
        }
        .hero-breadcrumb{
            display:flex;align-items:center;justify-content:center;gap:8px;
            margin-bottom:24px;position:relative;
        }
        .hero-breadcrumb a{font-size:13px;color:var(--gray-400);transition:color .2s}
        .hero-breadcrumb a:hover{color:var(--green-600)}
        .hero-breadcrumb span{font-size:13px;color:var(--gray-300)}
        .hero-breadcrumb em{font-style:normal;font-size:13px;color:var(--green-600);font-weight:600}

        /* ===== FIND SECTION ===== */
        .find-section{padding:80px 48px;background:#fff}
        .find-inner{max-width:1100px;margin:0 auto}
        .find-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
        .find-text h2{font-size:28px;font-weight:800;color:var(--gray-900);letter-spacing:-.6px;margin-bottom:16px}
        .find-text>p{font-size:15px;color:var(--gray-400);line-height:1.7;margin-bottom:28px}
        .find-steps{display:flex;flex-direction:column;gap:14px}
        .find-step{
            display:flex;align-items:flex-start;gap:12px;
            padding:14px 16px;border-radius:12px;
            background:var(--gray-50);border:1px solid transparent;
            transition:all .2s;
        }
        .find-step:hover{background:var(--green-50);border-color:var(--green-200)}
        .find-step-icon{
            width:28px;height:28px;border-radius:8px;flex-shrink:0;
            background:var(--green-500);color:#fff;
            display:flex;align-items:center;justify-content:center;
            font-size:13px;font-weight:700;
        }
        .find-step div{font-size:14px;color:var(--gray-600);line-height:1.6}
        .find-step div strong{color:var(--gray-800);font-weight:600}

        .find-img-wrap{
            position:relative;border-radius:20px;overflow:hidden;
            box-shadow:var(--shadow-xl),0 0 0 1px rgba(0,0,0,0.04);
        }
        .find-img-wrap img{width:100%;height:auto;display:block}
        /* 标注气泡 */
        .annotate{
            position:absolute;z-index:3;
            background:rgba(255,255,255,0.96);backdrop-filter:blur(8px);
            border:1px solid rgba(0,0,0,0.06);border-radius:12px;
            padding:10px 16px;box-shadow:var(--shadow-lg);
            display:flex;align-items:center;gap:8px;
        }
        .annotate::before{
            content:'';position:absolute;width:12px;height:12px;
            background:rgba(255,255,255,0.96);border:1px solid rgba(0,0,0,0.06);
            transform:rotate(45deg);
        }
        .annotate.top-arrow::before{
            bottom:-7px;left:32px;
            border-top:none;border-left:none;
        }
        .annotate .ann-icon{
            width:24px;height:24px;border-radius:6px;flex-shrink:0;
            display:flex;align-items:center;justify-content:center;
        }
        .annotate .ann-icon.red{background:var(--red-50);color:var(--red-500)}
        .annotate .ann-icon svg{width:14px;height:14px}
        .annotate .ann-text{font-size:13px;font-weight:600;color:var(--gray-700)}
        .annotate .ann-text small{display:block;font-size:11px;font-weight:400;color:var(--gray-400);margin-top:1px}

        /* ===== TUTORIAL SECTION ===== */
        .tutorial{padding:80px 48px;background:var(--gray-50)}
        .section-head{text-align:center;max-width:560px;margin:0 auto 56px}
        .section-head h2{font-size:32px;font-weight:800;color:var(--gray-900);letter-spacing:-.8px;margin-bottom:12px}
        .section-head p{font-size:15px;color:var(--gray-400);line-height:1.7}
        .tutorial-timeline{max-width:800px;margin:0 auto;position:relative}
        .tutorial-timeline::before{
            content:'';position:absolute;left:23px;top:0;bottom:0;width:2px;
            background:linear-gradient(to bottom,var(--green-200),var(--green-100),transparent);
        }
        .tl-item{display:flex;gap:24px;margin-bottom:0;position:relative}
        .tl-dot{
            width:48px;height:48px;border-radius:14px;flex-shrink:0;
            background:#fff;border:2px solid var(--green-200);color:var(--green-500);
            display:flex;align-items:center;justify-content:center;
            font-size:18px;font-weight:800;
            position:relative;z-index:2;
            transition:all .3s;
        }
        .tl-item:hover .tl-dot{
            background:var(--green-500);color:#fff;border-color:var(--green-500);
            box-shadow:0 4px 16px rgba(76,175,80,0.3);
        }
        .tl-card{
            flex:1;background:#fff;border-radius:18px;padding:28px 32px;
            border:1px solid var(--gray-100);
            box-shadow:var(--shadow-sm);
            transition:all .3s;margin-bottom:24px;
        }
        .tl-item:hover .tl-card{
            border-color:var(--green-200);box-shadow:0 8px 30px rgba(76,175,80,0.06);
            transform:translateX(4px);
        }
        .tl-card h3{font-size:17px;font-weight:700;color:var(--gray-800);margin-bottom:8px}
        .tl-card p{font-size:14px;color:var(--gray-500);line-height:1.8}
        .tl-card .tip{
            display:inline-flex;align-items:center;gap:6px;
            margin-top:14px;padding:8px 14px;border-radius:10px;
            font-size:12px;font-weight:500;
        }
        .tl-card .tip.green{background:var(--green-50);color:var(--green-700);border:1px solid var(--green-100)}
        .tl-card .tip.amber{background:var(--amber-50);color:#E65100;border:1px solid #FFE082}
        .tl-card .tip.red{background:var(--red-50);color:var(--red-600);border:1px solid #FFCDD2}
        .tl-card .tip svg{width:14px;height:14px;flex-shrink:0}
        .tl-card code{
            display:inline;padding:2px 8px;border-radius:6px;
            background:var(--gray-100);color:var(--green-700);
            font-size:13px;font-family:"SF Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,monospace;
        }

        /* ===== NOTES SECTION ===== */
        .notes{padding:80px 48px;background:#fff}
        .notes-grid{max-width:1000px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
        .note-card{
            padding:28px 24px;border-radius:18px;
            border:1px solid var(--gray-100);background:var(--gray-50);
            transition:all .3s;
        }
        .note-card:hover{border-color:var(--green-200);background:#fff;box-shadow:var(--shadow-md);transform:translateY(-3px)}
        .note-card .note-icon{
            width:44px;height:44px;border-radius:12px;margin-bottom:16px;
            display:flex;align-items:center;justify-content:center;
        }
        .note-card .note-icon svg{width:22px;height:22px}
        .note-card .note-icon.warn{background:var(--amber-50);color:#F57F17}
        .note-card .note-icon.danger{background:var(--red-50);color:var(--red-500)}
        .note-card .note-icon.info{background:var(--blue-50);color:var(--blue-500)}
        .note-card h3{font-size:15px;font-weight:700;color:var(--gray-800);margin-bottom:8px}
        .note-card p{font-size:13px;color:var(--gray-400);line-height:1.7}

        /* ===== FAQ ===== */
        .faq{padding:80px 48px;background:var(--gray-50)}
        .faq-list{max-width:760px;margin:0 auto}
        .faq-item{
            background:#fff;border:1px solid var(--gray-100);border-radius:16px;
            margin-bottom:12px;overflow:hidden;transition:all .3s;
        }
        .faq-item:hover{border-color:var(--green-200)}
        .faq-item.open{border-color:var(--green-300);box-shadow:0 4px 20px rgba(76,175,80,0.06)}
        .faq-q{
            display:flex;align-items:center;justify-content:space-between;
            padding:20px 24px;cursor:pointer;user-select:none;
        }
        .faq-q h3{font-size:15px;font-weight:600;color:var(--gray-700);transition:color .2s}
        .faq-item.open .faq-q h3{color:var(--green-700)}
        .faq-q svg{
            width:20px;height:20px;color:var(--gray-300);flex-shrink:0;
            transition:transform .3s,color .3s;
        }
        .faq-item.open .faq-q svg{transform:rotate(180deg);color:var(--green-500)}
        .faq-a{
            max-height:0;overflow:hidden;
            transition:max-height .35s ease,padding .35s ease;
        }
        .faq-item.open .faq-a{max-height:300px;padding:0 24px 20px}
        .faq-a p{font-size:14px;color:var(--gray-400);line-height:1.8}

        /* ===== BACK CTA ===== */
        .back-cta{
            padding:60px 48px;background:#fff;text-align:center;
            border-top:1px solid var(--gray-100);
        }
        .back-cta p{font-size:14px;color:var(--gray-400);margin-bottom:16px}
        .btn-green-sm{
            display:inline-flex;align-items:center;gap:8px;
            padding:12px 28px;border-radius:12px;font-size:14px;font-weight:600;
            background:linear-gradient(135deg,var(--green-500),var(--green-600));
            color:#fff;border:none;cursor:pointer;
            box-shadow:var(--shadow-green);transition:all .25s;
        }
        .btn-green-sm:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(76,175,80,0.3)}
        .btn-green-sm svg{width:16px;height:16px}

        /* ===== FOOTER ===== */
        footer{padding:48px 48px;background:var(--gray-900);text-align:center}
        .footer-text{max-width:640px;margin:0 auto;font-size:13px;color:var(--gray-500);line-height:1.8}

        /* ===== RESPONSIVE ===== */
        @media(max-width:1024px){
            .find-grid{grid-template-columns:1fr;gap:40px}
            .notes-grid{grid-template-columns:1fr 1fr}
        }
        @media(max-width:640px){
            .nav{padding:0 20px}
            .nav-links{display:none}
            .page-hero{padding:100px 20px 48px}
            .page-hero h1{font-size:28px}
            .find-section,.tutorial,.notes,.faq{padding:60px 20px}
            .find-grid{grid-template-columns:1fr}
            .notes-grid{grid-template-columns:1fr}
            .tl-card{padding:20px}
            .annotate{display:none}
            .back-cta{padding:40px 20px}
            footer{padding:32px 20px}
        }