/* SEO 落地页扩展样式：与 style.css 同色系 */
.breadcrumb-mini{font-size:.85rem;color:rgba(255,255,255,.75);margin-bottom:.5rem}
.breadcrumb-mini a{color:rgba(255,255,255,.85);text-decoration:none}
.breadcrumb-mini a:hover{color:var(--secondary-color)}
.breadcrumb-mini span{margin:0 .4rem}
.article h2{font-size:1.35rem;margin:1.8rem 0 .9rem;color:var(--primary-color)}
.article h3{font-size:1.1rem;margin:1.3rem 0 .6rem;color:var(--primary-color)}
.article p{margin-bottom:1rem}
.article ul,.article ol{padding-left:1.4rem;margin-bottom:1rem}
.article li{margin-bottom:.4rem}
.article table{width:100%;border-collapse:collapse;margin:1rem 0;font-size:.95rem;background:#fff}
.article th,.article td{border:1px solid #e3e6ee;padding:.6rem .8rem;text-align:left}
.article th{background:var(--primary-color);color:#fff;font-weight:600}
.article tbody tr:nth-child(even){background:rgba(43,58,103,.04)}
.table-scroll{overflow-x:auto}
.rate-badge{display:flex;align-items:center;gap:.6rem;flex-wrap:wrap;background:rgba(255,127,80,.1);border:1px dashed var(--secondary-color);border-radius:10px;padding:.8rem 1.2rem;margin:1rem 0;font-size:1.05rem}
.rate-badge b,.rate-badge .live-rate{color:var(--secondary-color);font-size:1.3rem}
.rate-badge small{width:100%;color:#888;font-size:.8rem}
.btn-energy{display:inline-block;background:linear-gradient(135deg,var(--secondary-color) 0,#ff9a6b 100%);color:#fff;font-weight:700;padding:.85rem 2.2rem;border-radius:999px;text-decoration:none;box-shadow:0 6px 16px rgba(255,127,80,.35);transition:transform .2s ease,box-shadow .2s ease;margin:.4rem 0}
.btn-energy:hover{color:#fff;transform:translateY(-2px);box-shadow:0 9px 22px rgba(255,127,80,.45)}
.cta-band{margin:2rem 0;padding:1.8rem 1.4rem;background:linear-gradient(135deg,var(--primary-color) 0,var(--dark-bg) 100%);border-radius:14px;color:#fff;text-align:center}
.cta-band h2,.cta-band h3{color:#fff;margin:0 0 .6rem}
.cta-band p{color:rgba(255,255,255,.85);margin-bottom:1.1rem}
details.faq-item{background:#fff;border:1px solid #e6e8f0;border-radius:10px;margin-bottom:.8rem;overflow:hidden}
details.faq-item summary{cursor:pointer;list-style:none;padding:.9rem 2.2rem .9rem 1.1rem;font-weight:600;color:var(--primary-color);position:relative}
details.faq-item summary::-webkit-details-marker{display:none}
details.faq-item summary::after{content:"+";position:absolute;right:1.1rem;top:.75rem;font-size:1.25rem;color:var(--secondary-color)}
details[open].faq-item summary::after{content:"–"}
details.faq-item .faq-body{padding:0 1.1rem 1rem;color:#555;line-height:1.75}
.calc-box{background:var(--light-bg);border:1px solid #e6e8f0;border-radius:12px;padding:1.2rem 1.4rem;margin:1.2rem 0}
.calc-box label{display:block;font-weight:600;margin-bottom:.4rem;font-size:.92rem;color:var(--primary-color)}
.calc-box input,.calc-box select{width:100%;padding:.55rem .8rem;border:1px solid #d5d9e4;border-radius:8px;font-size:1rem;margin-bottom:.9rem;background:#fff}
.calc-row{display:flex;gap:1rem;flex-wrap:wrap}
.calc-row>div{flex:1 1 45%}
.calc-result{font-size:1.5rem;font-weight:700;color:var(--secondary-color);padding:.2rem 0}
.related-links ul{display:grid;grid-template-columns:repeat(2,1fr);gap:.5rem 1.5rem;list-style:none;padding-left:0;margin-bottom:0}
.related-links a{color:var(--primary-color);text-decoration:none}
.related-links a:hover{color:var(--secondary-color)}
.related-links li::before{content:"🔗 "}
@media(max-width:768px){.related-links ul{grid-template-columns:1fr}.calc-result{font-size:1.2rem}}
.page-footer{background:linear-gradient(135deg,var(--primary-color) 0,var(--dark-bg) 100%);color:rgba(255,255,255,.85);padding:1.6rem 0;margin-top:2rem;text-align:center;font-size:.9rem}
.page-footer a{color:var(--secondary-color);text-decoration:none}
.hub-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-top:1.2rem}
.hub-card{display:block;background:#fff;border:1px solid #e6e8f0;border-radius:12px;padding:1.2rem;text-decoration:none;color:var(--text-color);transition:box-shadow .2s ease,transform .2s ease;height:100%}
.hub-card:hover{box-shadow:0 8px 20px rgba(43,58,103,.12);transform:translateY(-3px);color:var(--text-color)}
.hub-card h3{color:var(--primary-color);font-size:1.05rem;margin-bottom:.45rem}
.hub-card p{font-size:.88rem;color:#666;margin:0}
@media(max-width:768px){.hub-grid{grid-template-columns:1fr}}