:root{--expert-ink:#13253a;--expert-muted:#607085;--expert-line:#dce5ee;--expert-paper:#fff;--expert-wash:#f4f7fb;--expert-accent:#1677d2;--expert-accent-soft:#e7f1ff}*{box-sizing:border-box}.expert-page{margin:0;background:var(--expert-paper);color:var(--expert-ink);font:16px/1.8 Inter,"Microsoft YaHei",sans-serif}.expert-page a{color:inherit;text-decoration:none}.expert-page a:focus-visible{outline:3px solid var(--expert-accent);outline-offset:4px}.expert-shell{width:min(1160px,calc(100% - 40px));margin:auto}.expert-header{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--expert-paper) 94%,transparent);border-bottom:1px solid var(--expert-line);backdrop-filter:blur(12px)}.expert-header-inner{min-height:74px;display:flex;align-items:center;gap:28px}.expert-brand{display:flex;align-items:center;gap:9px;font-weight:800;font-size:17px;white-space:nowrap}.expert-brand span{display:grid;place-items:center;width:27px;height:27px;border-radius:8px;background:var(--expert-accent);color:#fff;font-size:12px}.expert-header nav,.expert-footer nav{display:flex;gap:22px;font-size:13px;color:var(--expert-muted)}.expert-header nav{margin-right:auto}.expert-header nav a:hover,.expert-footer a:hover,.expert-breadcrumb a:hover{text-decoration:underline;text-underline-offset:3px}.expert-header-cta,.expert-primary{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:8px;padding:11px 17px;background:var(--expert-accent);color:#fff!important;font-size:14px;font-weight:700}.expert-breadcrumb{display:flex;flex-wrap:wrap;gap:8px;padding:17px 0;color:var(--expert-muted);font-size:13px}.expert-hero{padding:46px 0 60px;background:linear-gradient(130deg,var(--expert-wash),#fff 68%)}.expert-hero-grid{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(290px,.75fr);gap:56px;align-items:center}.expert-kicker{margin:0 0 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p{margin:0;color:var(--expert-muted);font-size:14px;white-space:pre-line}.expert-overview dl{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:22px 0 0}.expert-overview dl div{padding-top:12px;border-top:1px solid var(--expert-line)}.expert-overview dt{color:var(--expert-muted);font-size:12px}.expert-overview dd{margin:2px 0 0;font-size:13px;font-weight:700}.expert-process{padding:32px 0;background:var(--expert-ink);color:#fff}.expert-process .expert-kicker{color:#b9d8ff}.expert-process ol{display:grid;grid-template-columns:repeat(3,1fr);gap:25px;padding:0;margin:0;list-style:none;counter-reset:step}.expert-process li{display:grid;grid-template-columns:auto 1fr;gap:4px 12px}.expert-process li:before{grid-row:span 2;counter-increment:step;content:"0" counter(step);color:#b9d8ff;font-size:13px;font-weight:800}.expert-process strong{font-size:16px}.expert-process span{color:#c8d4df;font-size:13px;line-height:1.6}.expert-notice{display:flex;gap:18px;align-items:flex-start;margin-top:26px;padding:15px 18px;border-left:4px solid var(--expert-accent);background:var(--expert-accent-soft);font-size:14px}.expert-notice span{color:var(--expert-muted)}.expert-main-grid{display:grid;grid-template-columns:minmax(0,1fr) 190px;gap:46px;padding-top:26px}.expert-main-grid:has(.expert-aside){grid-template-columns:minmax(0,1fr) 190px}.expert-main-grid:not(:has(.expert-aside)){display:block}.expert-content{min-width:0}.expert-section,.expert-article,.expert-related,.expert-directory{padding:48px 0;border-bottom:1px solid var(--expert-line)}.expert-section>header,.expert-related header,.expert-directory header,.expert-article header{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:22px}.expert-section h2,.expert-related h2,.expert-directory h2,.expert-article h2,.expert-closing h2{margin:0;font-size:clamp(25px,3vw,36px);line-height:1.3;letter-spacing:-.6px}.expert-card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.expert-card{padding:22px;border:1px solid var(--expert-line);border-radius:12px;background:#fff;min-width:0}.expert-card h3{margin:0 0 8px;font-size:18px;line-height:1.45;overflow-wrap:anywhere}.expert-card p{margin:0;color:var(--expert-muted);font-size:14px;white-space:pre-line;overflow-wrap:anywhere}.expert-card img{display:block;width:100%;height:auto;max-height:390px;object-fit:cover;margin-top:18px;border-radius:8px}.expert-faq-grid{grid-template-columns:1fr}.expert-faq-grid .expert-card{border-left:3px solid var(--expert-accent)}.expert-article{padding-top:22px}.expert-meta{margin:10px 0 0;color:var(--expert-muted);font-size:13px}.expert-article-body{margin:0;color:#34485e;white-space:pre-line;overflow-wrap:anywhere;font-size:17px;line-height:2}.expert-related ul{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;padding:0;margin:0;list-style:none}.expert-related li a,.expert-directory>div>a{display:flex;flex-direction:column;gap:6px;min-height:124px;padding:18px;border-radius:11px;background:var(--expert-wash);transition:transform .2s,background .2s;overflow-wrap:anywhere}.expert-related li a:hover,.expert-directory>div>a:hover{transform:translateY(-3px);background:var(--expert-accent-soft)}.expert-related small,.expert-directory small{color:var(--expert-muted);font-size:12px}.expert-related strong,.expert-directory strong{font-size:16px;line-height:1.4}.expert-related span,.expert-directory span{color:var(--expert-muted);font-size:13px;line-height:1.55}.expert-directory header>a{font-size:13px;color:var(--expert-accent);font-weight:700}.expert-directory>div{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.expert-aside{position:sticky;top:95px;align-self:start;display:grid;gap:10px;padding:18px 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.expert-shell{display:flex;justify-content:space-between;gap:25px}.expert-template-6{--expert-ink:#183354;--expert-muted:#60748c;--expert-accent:#1682d4;--expert-accent-soft:#e7f4ff;--expert-wash:#f3f8fd}.expert-template-7{--expert-ink:#202429;--expert-muted:#64707a;--expert-accent:#de7a31;--expert-accent-soft:#fff0e5;--expert-wash:#f7f5f2}.expert-template-7 .expert-hero{background:linear-gradient(130deg,#f5f2ed,#fff 68%)}.expert-template-7 .expert-card{border-radius:2px}.expert-template-7 .expert-overview,.expert-template-7 .expert-related li a{border-radius:2px}.expert-template-8{--expert-ink:#4b3020;--expert-muted:#7d6758;--expert-accent:#bd6d1c;--expert-accent-soft:#fff2de;--expert-wash:#fff9f1}.expert-template-8 .expert-hero{background:radial-gradient(circle at 77% 24%,#ffe1ae 0,transparent 22%),linear-gradient(130deg,#fff7e9,#fff 70%)}.expert-template-8 .expert-header{position:relative}.expert-template-8 .expert-card{border-radius:20px}.expert-template-8 .expert-aside{border-left:1px solid var(--expert-line);padding-left:18px}.expert-template-9{--expert-ink:#123d35;--expert-muted:#5d776f;--expert-accent:#16836e;--expert-accent-soft:#e3f5ef;--expert-wash:#f2faf7}.expert-template-9 .expert-hero{background:linear-gradient(130deg,#e6f8f1,#fff 67%)}.expert-template-9 .expert-faq-grid{gap:10px}.expert-template-9 .expert-faq-grid .expert-card{border-radius:0;border-left-width:5px}.expert-template-10{--expert-ink:#273070;--expert-muted:#68719c;--expert-accent:#5966cc;--expert-accent-soft:#ecedff;--expert-wash:#f5f5ff}.expert-template-10 .expert-article{padding:35px;border:1px solid var(--expert-line);border-radius:18px;background:#fff}.expert-template-10 .expert-article-body{font-family:Georgia,"Songti SC",serif;font-size:18px;line-height:2.1}.expert-template-10 .expert-header{position:relative}.expert-template-11{--expert-ink:#40382f;--expert-muted:#776f64;--expert-accent:#a26b3f;--expert-accent-soft:#f7ecdf;--expert-wash:#faf8f4}.expert-template-11 .expert-hero{background:linear-gradient(130deg,#f6eee4,#fff 70%)}.expert-template-11 .expert-card-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.expert-template-11 .expert-card{box-shadow:0 8px 18px rgba(65,54,41,.05)}.expert-template-11 .expert-overview{border-radius:28px}.expert-template-12{--expert-ink:#112d4e;--expert-muted:#617791;--expert-accent:#1767b2;--expert-accent-soft:#e5f0fb;--expert-wash:#f1f6fb}.expert-template-12 .expert-header{background:var(--expert-ink);color:#fff;border:0}.expert-template-12 .expert-header nav{color:#c8d8e9}.expert-template-12 .expert-brand span{background:#e3ae46;color:#112d4e}.expert-template-12 .expert-header-cta{background:#e3ae46;color:#112d4e!important}.expert-template-12 .expert-hero{background:linear-gradient(130deg,#e7f2fc,#fff 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header,.expert-directory header{align-items:flex-start;flex-direction:column}.expert-overview{padding:20px}.expert-closing{margin-top:35px}.expert-closing h2{font-size:27px}.expert-template-13 .expert-header nav{display:none}.expert-template-13 .expert-hero-actions{align-items:stretch;flex-direction:column}.expert-template-13 .expert-primary{text-align:center}}