/* 仅在本页面覆盖全局背景，使安装指南为浅色背景 */
    body { background: #f8fafc !important; }

    .guide-wrap { max-width: 1120px; margin: 110px auto 64px; padding: 0 20px; }

    .guide-hero {
        background: #ffffff;
        border: 1px solid rgba(226,232,240,0.9);
        border-radius: 20px;
        padding: 30px 32px;
        display: grid;
        grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
        align-items: center;
        gap: 28px;
        box-shadow: 0 20px 48px rgba(17, 24, 39, 0.08);
        position: relative;
        overflow: hidden;
        isolation: isolate;
    }

    .guide-hero::before {
        content: '';
        position: absolute;
        right: -80px;
        top: -80px;
        width: 360px;
        height: 360px;
        background: radial-gradient(closest-side, rgba(59,130,246,0.35), transparent 70%);
        z-index: -1;
        filter: blur(2px);
    }

    .guide-hero::after {
        content: '';
        position: absolute;
        left: -100px;
        bottom: -100px;
        width: 420px;
        height: 420px;
        background: radial-gradient(closest-side, rgba(139,92,246,0.28), transparent 70%);
        z-index: -1;
        filter: blur(2px);
    }

    .guide-hero h1 { font-size: 34px; line-height: 1.22; letter-spacing: -0.02em; margin-bottom: 10px; color: #0f172a; }
    .guide-hero p { color: #334155; }

    .hero-chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }
    .chip { display: inline-flex; align-items: center; gap: 8px; padding: 6px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; color: #4338ca; background: linear-gradient(135deg, rgba(199,210,254,.45), rgba(191,219,254,.45)); border: 1px solid rgba(99,102,241,.25); }
    .chip i { color: #6366f1; }

    .guide-grid { margin-top: 24px; display: grid; grid-template-columns: 300px minmax(0,1fr); gap: 20px; align-items: start; }

    .guide-nav { background: rgba(255,255,255,0.96); border: 1px solid rgba(226,232,240,.95); border-radius: 14px; padding: 12px; position: sticky; top: 92px; }
    .guide-nav h3 { margin: 6px 8px 10px; font-weight: 800; color: #334155; letter-spacing: -.01em; }
    .guide-nav ul { list-style: none; }
    .guide-nav a { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 10px; margin: 6px 0; color: #475569; text-decoration: none; transition: .2s; }
    .guide-nav a:hover, .guide-nav a.active { background: linear-gradient(135deg, rgba(139,92,246,.12), rgba(99,102,241,.08)); color: #4f46e5; transform: translateX(2px); }

    .guide-content { background: rgba(255,255,255,0.98); border: 1px solid rgba(226,232,240,.95); border-radius: 16px; padding: 18px; }
    .section { margin-bottom: 18px; border: 1px solid #e2e8f0; border-radius: 12px; padding: 16px; background: #fff; }
    .section-title { display: flex; align-items: center; gap: 10px; font-weight: 900; color: #0f172a; margin-bottom: 12px; letter-spacing: -.01em; }
    .section-title .num { display: inline-flex; align-items: center; justify-content: center; width: 28px; height: 28px; border-radius: 50%; background: #eef2ff; color: #4338ca; font-weight: 800; font-size: 14px; }
    .section p { color: #475569; line-height: 1.8; }

    .steps { display: grid; gap: 12px; }
    .step { border: 1px dashed #e5e7eb; border-radius: 12px; padding: 12px; }
    .step-title { font-weight: 700; color: #0f172a; margin-bottom: 6px; }
    .code { background: #0b1020; color: #e2e8f0; border-radius: 10px; padding: 10px 12px; overflow: auto; font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 13px; line-height: 1.6; border: 1px solid rgba(148,163,184,.2); }

    .note { margin-top: 10px; background: linear-gradient(135deg, rgba(59,130,246,.10), rgba(139,92,246,.08)); border: 1px dashed rgba(99,102,241,.35); border-radius: 12px; padding: 12px; color: #1e293b; }

    .accordion { border: 1px solid #e2e8f0; border-radius: 12px; overflow: hidden; }
    .acc-item { border-top: 1px solid #e2e8f0; }
    .acc-item:first-child { border-top: 0; }
    .acc-q { background: #fff; padding: 12px 14px; cursor: pointer; display: flex; align-items: center; justify-content: space-between; color: #0f172a; font-weight: 700; }
    .acc-q i { color: #6366f1; transition: transform .2s; }
    .acc-a { display: none; background: #fafafa; color: #475569; padding: 12px 14px; line-height: 1.8; }
    .acc-item.open .acc-a { display: block; }
    .acc-item.open .acc-q i { transform: rotate(180deg); }

    @media (max-width: 1024px) {
        .guide-wrap { margin: 100px auto 56px; }
        .guide-hero { grid-template-columns: 1fr; gap: 16px; padding: 24px; }
        .guide-grid { grid-template-columns: 1fr; }
        .guide-nav { position: relative; top: 0; }
    }
    
    @media (max-width: 768px) {
        .guide-wrap { 
            padding: 0 16px; 
            margin: 96px auto 48px;
            width: 100%;
            max-width: 100%;
            box-sizing: border-box;
            overflow-x: hidden;
        }
        
        .guide-hero { 
            padding: 20px; 
            border-radius: 16px; 
            gap: 16px;
            width: 100%;
            max-width: 100%;
            box-sizing: border-box;
            overflow-x: hidden;
        }
        
        .guide-hero h1 { 
            font-size: 26px; 
            margin-bottom: 8px;
        }
        
        .guide-hero p {
            font-size: 0.95rem;
            line-height: 1.6;
        }
        
        .hero-chips {
            gap: 8px;
            margin-top: 10px;
        }
        
        .chip {
            font-size: 11px;
            padding: 5px 8px;
        }
        
        .guide-grid {
            margin-top: 20px;
            gap: 16px;
            width: 100%;
            max-width: 100%;
            box-sizing: border-box;
            overflow-x: hidden;
        }
        
        .guide-nav {
            position: relative;
            top: 0;
            padding: 10px;
            margin-bottom: 0;
            width: 100%;
            max-width: 100%;
            box-sizing: border-box;
            overflow-x: hidden;
        }
        
        .guide-nav h3 {
            font-size: 1rem;
            margin: 4px 6px 8px;
        }
        
        .guide-nav a {
            padding: 8px 10px;
            font-size: 0.9rem;
            margin: 4px 0;
        }
        
        .guide-content {
            padding: 16px;
            width: 100%;
            max-width: 100%;
            box-sizing: border-box;
            overflow-x: hidden;
        }
        
        .section {
            padding: 14px;
            margin-bottom: 16px;
            width: 100%;
            max-width: 100%;
            box-sizing: border-box;
            overflow-x: hidden;
        }
        
        .section-title {
            font-size: 1.1rem;
            margin-bottom: 10px;
        }
        
        .section-title .num {
            width: 24px;
            height: 24px;
            font-size: 12px;
        }
        
        .section p {
            font-size: 0.9rem;
            line-height: 1.7;
        }
        
        .step {
            padding: 10px;
            width: 100%;
            max-width: 100%;
            box-sizing: border-box;
            overflow-x: hidden;
        }
        
        .step-title {
            font-size: 0.95rem;
            margin-bottom: 6px;
        }
        
        .code {
            font-size: 12px;
            padding: 10px;
            width: 100%;
            max-width: 100%;
            box-sizing: border-box;
            overflow-x: hidden;
            overflow-y: auto;
            max-height: 400px;
            -webkit-overflow-scrolling: touch;
            white-space: pre-wrap;
            word-wrap: break-word;
            word-break: break-all;
        }
        
        .note {
            padding: 10px;
            font-size: 0.9rem;
        }
        
        .note ul {
            font-size: 0.85rem;
            margin-top: 6px;
        }
        
        .acc-q {
            padding: 10px 12px;
            font-size: 0.95rem;
        }
        
        .acc-a {
            padding: 10px 12px;
            font-size: 0.9rem;
        }
    }
    
    @media (max-width: 480px) {
        .guide-wrap { 
            padding: 0 12px; 
            margin: 92px auto 40px;
            width: 100%;
            max-width: 100%;
            box-sizing: border-box;
            overflow-x: hidden;
        }
        
        .guide-hero { 
            padding: 16px; 
            border-radius: 14px;
            width: 100%;
            max-width: 100%;
            box-sizing: border-box;
            overflow-x: hidden;
        }
        
        .guide-hero h1 { 
            font-size: 22px; 
        }
        
        .guide-hero p {
            font-size: 0.9rem;
        }
        
        .chip {
            font-size: 10px;
            padding: 4px 7px;
        }
        
        .guide-nav {
            padding: 8px;
            width: 100%;
            max-width: 100%;
            box-sizing: border-box;
            overflow-x: hidden;
        }
        
        .guide-nav a {
            padding: 7px 8px;
            font-size: 0.85rem;
        }
        
        .guide-content {
            padding: 12px;
            width: 100%;
            max-width: 100%;
            box-sizing: border-box;
            overflow-x: hidden;
        }
        
        .section {
            padding: 12px;
            width: 100%;
            max-width: 100%;
            box-sizing: border-box;
            overflow-x: hidden;
        }
        
        .section-title {
            font-size: 1rem;
        }
        
        .code {
            font-size: 11px;
            padding: 8px;
            width: 100%;
            max-width: 100%;
            box-sizing: border-box;
            overflow-x: hidden;
            overflow-y: auto;
            max-height: 350px;
            -webkit-overflow-scrolling: touch;
            white-space: pre-wrap;
            word-wrap: break-word;
            word-break: break-all;
        }
    }