.quick-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:34px;margin-bottom:-12px}.quick-facts>div{padding:18px;border:1px solid var(--line);border-radius:16px;background:linear-gradient(145deg,rgba(13,35,66,.9),rgba(5,18,35,.94))}.quick-facts b,.quick-facts span{display:block}.quick-facts b{margin-bottom:4px;color:#fff}.quick-facts span{color:var(--muted);font-size:.82rem;line-height:1.45}.detailed-guide{grid-template-columns:230px minmax(0,1fr);gap:55px}.guide-content-wide{max-width:none}.guide-section{scroll-margin-top:105px;margin:0 0 24px;padding:34px;border:1px solid var(--line);border-radius:22px;background:linear-gradient(145deg,rgba(10,30,57,.95),rgba(5,18,34,.97));box-shadow:0 18px 60px rgba(0,0,0,.16)}.guide-section h2{margin:7px 0 10px;font-size:clamp(1.7rem,3vw,2.15rem)}.guide-section>p{color:var(--muted)}.section-number{color:var(--cyan);font-size:.68rem;font-weight:800;letter-spacing:.15em;text-transform:uppercase}.step-list{display:grid;gap:0;margin-top:20px}.step-list>div{display:grid;grid-template-columns:38px 1fr;gap:14px;padding:16px 0;border-top:1px solid rgba(255,255,255,.07)}.step-list>div:first-child{border-top:0}.step-list>div>span{width:34px;height:34px;border:1px solid rgba(72,173,255,.25);border-radius:11px;background:linear-gradient(135deg,rgba(22,130,255,.24),rgba(8,223,244,.12));display:grid;place-items:center;color:#fff;font-weight:800}.step-list p{margin:0;color:var(--muted)}.step-list p b{display:block;color:#fff}.guide-note{display:block;margin-top:18px;padding:16px 18px;border:1px solid;border-radius:14px;font-size:.92rem}.guide-note b{color:inherit}.guide-note.info{color:#c7e7ff;background:rgba(22,130,255,.08);border-color:rgba(22,130,255,.25)}.guide-note.warning{color:#ffe4a8;background:rgba(255,207,102,.07);border-color:rgba(255,207,102,.25)}.guide-note.danger{color:#ffc0c0;background:rgba(255,123,123,.07);border-color:rgba(255,123,123,.24)}.brand-key-grid,.trouble-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:22px}.brand-key-grid article,.trouble-grid article{padding:20px;border:1px solid var(--line);border-radius:17px;background:rgba(255,255,255,.025)}.brand-key-grid article>div{display:flex;justify-content:space-between;align-items:start;gap:12px}.brand-key-grid h3{font-size:1.08rem;letter-spacing:-.02em;margin:0}.brand-key-grid p,.trouble-grid p{color:var(--muted);font-size:.86rem;margin:10px 0}.brand-key-grid a{color:var(--cyan);font-size:.78rem;font-weight:700}.keycap{flex:0 0 auto;padding:5px 9px;border:1px solid rgba(255,255,255,.14);border-radius:9px;background:#09111f;color:#fff;font:700 .72rem ui-monospace,SFMono-Regular,Consolas,monospace}.trouble-grid article>b{display:block;color:#fff}.source-list{padding:0;list-style:none;border-top:1px solid var(--line);margin-top:22px}.source-list li{border-bottom:1px solid var(--line)}.source-list a{display:flex;padding:13px 3px;color:#b8cee0;font-size:.88rem}.source-list a:hover{color:var(--cyan)}.source-disclaimer{font-size:.76rem!important;color:#7f94a9!important;margin:18px 0 0}.detailed-guide .guide-sidebar ol{padding-left:18px}.detailed-guide .guide-sidebar li{padding:5px 0}.sources-section{margin-bottom:0}
@media(max-width:900px){.quick-facts{grid-template-columns:1fr 1fr}.detailed-guide{grid-template-columns:1fr}.guide-content-wide{max-width:760px;margin-inline:auto}}
@media(max-width:650px){.quick-facts,.brand-key-grid,.trouble-grid{grid-template-columns:1fr}.quick-facts{margin-top:20px;margin-bottom:0}.guide-section{padding:24px 20px}.step-list>div{grid-template-columns:34px 1fr;gap:11px}.brand-key-grid article>div{display:block}.keycap{display:inline-block;margin-top:7px}}

.guide-action{margin-top:22px}.next-guide{background:radial-gradient(circle at 85% 20%,rgba(8,223,244,.1),transparent 34%),linear-gradient(145deg,rgba(10,38,70,.97),rgba(5,18,34,.98))}.requirement-grid{margin-bottom:4px}