:root{--bg:#f5f7fb;--surface:#fff;--text:#101828;--muted:#667085;--line:#e2e8f0;--brand:#5b5ce2;--brand2:#7c3aed}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,sans-serif}.guide-shell{width:min(1040px,calc(100% - 32px));margin:auto}.guide-header{height:68px;border-bottom:1px solid var(--line);background:#ffffffeb;display:flex;align-items:center;position:sticky;top:0;z-index:5;backdrop-filter:blur(14px)}.guide-nav{display:flex;align-items:center;justify-content:space-between}.guide-brand{display:flex;align-items:center;gap:9px;color:var(--text);text-decoration:none;font-weight:900}.guide-mark{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;display:grid;place-items:center}.guide-links{display:flex;gap:18px}.guide-links a{color:var(--muted);text-decoration:none;font-size:13px}.guide-links a:hover{color:var(--brand)}.guides-hero{padding:68px 0 35px}.guides-hero small,.article-hero small{color:var(--brand);font-weight:800;letter-spacing:.1em;text-transform:uppercase}.guides-hero h1,.article-hero h1{font-size:clamp(36px,6vw,58px);letter-spacing:-.05em;margin:12px 0 16px;line-height:1.05}.guides-hero p,.article-hero>p{color:var(--muted);font-size:17px;line-height:1.7;max-width:760px}.guide-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;padding-bottom:64px}.guide-card{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:22px;color:var(--text);text-decoration:none;display:flex;flex-direction:column;min-height:230px;transition:.2s transform,.2s box-shadow,.2s border}.guide-card:hover{transform:translateY(-3px);border-color:#b9baf8;box-shadow:0 18px 40px #0f172a10}.guide-icon{width:43px;height:43px;border-radius:12px;background:#eef2ff;color:var(--brand);display:grid;place-items:center;font-weight:900}.guide-card h2{font-size:20px;letter-spacing:-.025em;margin:18px 0 8px}.guide-card p{color:var(--muted);font-size:13px;line-height:1.65;margin:0}.guide-card span{margin-top:auto;padding-top:18px;color:var(--brand);font-size:12px;font-weight:800}.article-wrap{width:min(800px,calc(100% - 32px));margin:auto}.article-hero{padding:54px 0 27px}.article-meta{display:flex;gap:14px;flex-wrap:wrap;color:var(--muted);font-size:12px;margin-top:17px}.article-card{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:34px;margin-bottom:48px;box-shadow:0 16px 45px #0f172a09}.quick-answer{background:#eef2ff;border-left:4px solid var(--brand);border-radius:0 13px 13px 0;padding:17px;margin:0 0 28px}.quick-answer b{display:block;margin-bottom:5px}.article-card h2{font-size:25px;letter-spacing:-.025em;margin:35px 0 12px}.article-card h3{font-size:17px;margin:25px 0 9px}.article-card p,.article-card li,.article-card td,.article-card th{color:#536176;line-height:1.75;font-size:14px}.article-card ol,.article-card ul{padding-left:22px}.article-card li+li{margin-top:8px}.article-card table{width:100%;border-collapse:collapse;margin:16px 0;display:block;overflow:auto}.article-card th,.article-card td{text-align:left;padding:11px;border:1px solid var(--line);min-width:135px}.article-card th{background:#f8fafc;color:var(--text)}.tool-cta{background:linear-gradient(135deg,#111d32,#202c49);color:#fff;border-radius:17px;padding:22px;margin:30px 0}.tool-cta h2{color:#fff;margin:0 0 8px}.tool-cta p{color:#c7d2e3;margin:0 0 15px}.tool-cta a{display:inline-block;background:#fff;color:#17223a;text-decoration:none;font-weight:800;padding:11px 15px;border-radius:10px}.article-card details{border-top:1px solid var(--line);padding:15px 0}.article-card summary{font-weight:800;cursor:pointer}.source-note{font-size:12px;background:#f8fafc;border-radius:11px;padding:13px}.source-note a{color:var(--brand)}.article-related{display:flex;gap:8px;flex-wrap:wrap}.article-related a{border:1px solid var(--line);border-radius:10px;padding:9px 11px;color:var(--text);text-decoration:none;font-size:12px;font-weight:700}.article-related a:hover{border-color:var(--brand);color:var(--brand)}@media(max-width:680px){.guide-grid{grid-template-columns:1fr}.guide-links a:not(:first-child){display:none}.article-card{padding:21px}.guides-hero{padding-top:46px}}
:root{--guide-added:1}.article-shell{max-width:1160px}.breadcrumbs{display:flex;align-items:center;gap:9px;padding-top:28px;color:var(--muted);font-size:12px}.breadcrumbs a{color:var(--brand);text-decoration:none}.article-hero{padding:38px 0 30px;border-bottom:1px solid var(--line)}.article-hero h1{max-width:900px}.article-meta{color:var(--muted);font-size:12px;margin-top:17px}.article-layout{display:grid;grid-template-columns:minmax(0,760px) 250px;gap:48px;align-items:start;padding:38px 0 65px}.article-body{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:34px;box-shadow:0 16px 45px #0f172a09}.article-body h2{font-size:25px;letter-spacing:-.025em;margin:35px 0 12px}.article-body h3{font-size:17px;margin:25px 0 9px}.article-body p,.article-body li,.article-body td,.article-body th{color:#536176;line-height:1.75;font-size:14px}.article-body ol,.article-body ul{padding-left:22px}.article-body li+li{margin-top:8px}.article-body section:first-child h2{margin-top:0}.quick-answer{background:#eef2ff;border-left:4px solid var(--brand);border-radius:0 13px 13px 0;padding:18px;margin-bottom:30px}.tip,.source-note{background:#f8fafc;border-radius:11px;padding:14px}.source-note a{color:var(--brand)}.guide-table{overflow:auto}.guide-table table{width:100%;border-collapse:collapse;margin:16px 0}.guide-table th,.guide-table td{text-align:left;padding:11px;border:1px solid var(--line);min-width:135px}.guide-table th{background:#f8fafc;color:var(--text)}.check-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:18px 0}.check-grid div{padding:14px;border:1px solid var(--line);border-radius:11px}.check-grid strong,.check-grid span{display:block}.check-grid span{font-size:12px;color:var(--muted);margin-top:5px}.tool-cta{display:flex;align-items:center;justify-content:space-between;gap:24px;background:linear-gradient(135deg,#111d32,#202c49);color:#fff;border-radius:17px;padding:22px;margin:35px 0 0}.tool-cta small{color:#a5b4fc;font-weight:800;text-transform:uppercase;letter-spacing:.08em}.tool-cta h2{color:#fff;margin:5px 0 6px}.tool-cta p{color:#c7d2e3;margin:0}.tool-cta a{flex:none;display:inline-block;background:#fff;color:#17223a;text-decoration:none;font-weight:800;padding:12px 16px;border-radius:10px}.article-aside{position:sticky;top:92px}.article-aside>div{background:#fff;border:1px solid var(--line);border-radius:15px;padding:18px;display:flex;flex-direction:column;gap:11px}.article-aside a,.article-aside span{font-size:12px;color:var(--muted);text-decoration:none}.article-aside a:hover{color:var(--brand)}.side-tool{display:block;margin-top:12px;background:var(--brand);color:#fff!important;padding:13px;border-radius:11px;font-weight:800}.related-guides{padding-bottom:70px}.related-guides>small{color:var(--brand);font-weight:800;text-transform:uppercase;letter-spacing:.08em}.related-guides h2{font-size:28px}.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.related-grid a{display:flex;flex-direction:column;gap:9px;min-height:150px;padding:18px;border:1px solid var(--line);border-radius:14px;background:#fff;color:var(--brand);text-decoration:none}.related-grid span{font-size:11px;text-transform:uppercase}.related-grid strong{color:var(--text);font-size:15px;line-height:1.4}.related-grid a:hover{border-color:#b9baf8;transform:translateY(-2px)}@media(max-width:850px){.article-layout{grid-template-columns:1fr}.article-aside{display:none}.related-grid{grid-template-columns:1fr 1fr}}@media(max-width:680px){.guide-grid,.related-grid,.check-grid{grid-template-columns:1fr}.article-body{padding:21px}.tool-cta{align-items:flex-start;flex-direction:column}.article-hero h1{font-size:38px}}