.fq-hero{position:relative;padding:160px 0 80px;text-align:center;overflow:hidden}
.fq-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 50% 55% at 50% 35%,rgba(61,153,208,.09) 0%,transparent 70%),radial-gradient(circle at 25% 70%,rgba(117,189,77,.04) 0%,transparent 40%);pointer-events:none}
.fq-hero-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 18px;background:rgba(61,153,208,.08);border:1px solid rgba(61,153,208,.15);border-radius:50px;font-size:13px;color:var(--color-blue);font-weight:500;margin-bottom:28px}
.fq-hero h1{font-size:48px;font-weight:800;line-height:1.15;margin-bottom:16px}
.fq-hero h1 span{background:linear-gradient(135deg,var(--color-blue),var(--color-green));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.fq-hero-sub{font-size:17px;color:var(--color-text-secondary);max-width:560px;margin:0 auto 32px;line-height:1.7}
.fq-search{max-width:480px;margin:0 auto;position:relative}
.fq-search input{width:100%;padding:14px 20px 14px 48px;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:14px;font-size:15px;color:var(--color-text-primary);outline:none;transition:border-color .2s}
.fq-search input:focus{border-color:var(--color-blue)}
.fq-search input::placeholder{color:var(--color-text-muted)}
.fq-search-icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);width:20px;height:20px;color:var(--color-text-muted)}
.fq-cats{display:flex;justify-content:center;gap:8px;flex-wrap:wrap;margin-bottom:40px}
.fq-cat-btn{padding:8px 18px;font-size:13px;font-weight:600;color:var(--color-text-muted);background:rgba(255,255,255,.03);border:1px solid var(--color-border);border-radius:50px;cursor:pointer;transition:all .2s}
.fq-cat-btn:hover{color:var(--color-text-secondary);border-color:rgba(61,153,208,.15)}
.fq-cat-btn.active{color:var(--color-text-primary);background:rgba(61,153,208,.08);border-color:rgba(61,153,208,.25)}
.fq-list{max-width:860px;margin:0 auto}
.fq-item{border:1px solid var(--color-border);border-radius:14px;margin-bottom:10px;overflow:hidden;transition:border-color .2s}
.fq-item:hover{border-color:rgba(61,153,208,.15)}
.fq-item.open{border-color:rgba(61,153,208,.25)}
.fq-q{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;padding:18px 22px;background:none;border:none;cursor:pointer;text-align:left;font-size:14px;font-weight:600;color:var(--color-text-primary);line-height:1.5}
.fq-q:hover{color:var(--color-blue)}
.fq-q .chv{width:16px;height:16px;flex-shrink:0;color:var(--color-text-muted);transition:transform .25s}
.fq-item.open .fq-q .chv{transform:rotate(180deg)}
.fq-a{display:none;padding:0 22px 20px}
.fq-item.open .fq-a{display:block}
.fq-a p{font-size:14px;color:var(--color-text-secondary);line-height:1.75;margin-bottom:10px}
.fq-a ul,.fq-a ol{padding-left:22px;margin-bottom:14px}
.fq-a li{font-size:14px;color:var(--color-text-secondary);line-height:1.7;margin-bottom:5px}
.fq-a li strong{color:var(--color-text-primary)}
.fq-a a{color:var(--color-blue);text-decoration:none}
.fq-a a:hover{text-decoration:underline}
.fq-a code{padding:2px 6px;background:rgba(255,255,255,.06);border:1px solid var(--color-border);border-radius:4px;font-family:monospace;font-size:13px;color:var(--color-blue)}
.fq-a img{max-width:100%;height:auto;border-radius:10px;border:1px solid var(--color-border);margin:10px auto;display:block}
.fq-a h3{font-size:15px;font-weight:600;color:var(--color-text-primary);margin:16px 0 8px}
.fq-a .note{padding:12px 16px;background:rgba(61,153,208,.06);border-left:3px solid var(--color-blue);border-radius:0 8px 8px 0;margin:10px 0;font-size:13px;color:var(--color-text-secondary);line-height:1.7}
.fq-a .warn{padding:12px 16px;background:rgba(234,179,8,.06);border-left:3px solid #e0a800;border-radius:0 8px 8px 0;margin:10px 0;font-size:13px;color:var(--color-text-secondary);line-height:1.7}
.fq-empty{display:none;text-align:center;padding:60px 20px;color:var(--color-text-muted);font-size:15px}
.fq-more{text-align:center;margin-top:48px;padding-top:32px;border-top:1px solid var(--color-border)}
.fq-more p{color:var(--color-text-muted);font-size:14px;margin-bottom:8px}
.fq-more a{color:var(--color-blue);text-decoration:none;font-weight:600}
.fq-more a:hover{text-decoration:underline}
@media(max-width:768px){.fq-hero h1{font-size:36px}.fq-hero-sub{font-size:15px}.fq-q{padding:16px 18px;font-size:13px}.fq-a{padding:0 18px 18px}}