.nb-reseller-support{clear:both;padding:64px 24px;background:#fff;color:#0a1020;font-family:"Microsoft YaHei",Arial,sans-serif;text-align:left}
.nb-reseller-support *{box-sizing:border-box}
.nb-support-inner{width:100%;max-width:1182px;margin:0 auto}
.nb-support-heading{text-align:center;margin:0 0 36px}
.nb-support-heading h2{margin:0;font-size:36px;font-weight:400;line-height:1.4;letter-spacing:-.02em}
.nb-support-heading p{margin:16px 0 0;font-size:16px;line-height:1.7;color:#666666;text-align:center}
.nb-support-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;width:100%}
.nb-support-card{width:100%;min-width:0;margin:0;padding:24px 28px;border:1px solid #e1e6f0;border-radius:0;background:#fff;transition:border-color .2s,box-shadow .2s}
.nb-support-number{display:block;margin:0 0 10px;color:#b0b7cb;font:700 42px/1.15 Arial,sans-serif}
.nb-support-card h3{margin:0 0 10px;font-size:18px;font-weight:700;line-height:1.4}
.nb-support-card p{min-height:50px;margin:0;color:#666666;font-size:14px;line-height:1.8;text-align:left}
.nb-support-card ul{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0 0;padding:0;list-style:none}
.nb-support-card li{flex:1 1 auto;margin:0;padding:7px 12px;border-radius:25px;background:#f5f6f9;color:#56617e;font-size:14px;line-height:1.5;list-style:none;text-align:center;white-space:nowrap}
.nb-support-card.is-active{border-color:#cc0000;box-shadow:0 8px 26px #cc000021}
.nb-support-card.is-active .nb-support-number{color:#cc0000}
.nb-support-card.is-active li{background:#fff0f0;color:#cc0000}
.nb-support-card:focus-visible{outline:2px solid #cc0000;outline-offset:3px}
.nb-support-summary{display:flex;align-items:center;justify-content:center;gap:28px;margin:30px 0 0;color:#536b97;font-size:18px;line-height:1.6;text-align:center}
.nb-support-summary:before,.nb-support-summary:after{content:"";width:68px;height:1px;background:#b9cbee}
@media(min-width:769px) and (max-width:1100px){.nb-support-heading h2{font-size:36px}.nb-support-heading p{font-size:16px}.nb-support-grid{gap:18px}.nb-support-card{padding:22px 18px}.nb-support-card h3{font-size:18px}.nb-support-card p{font-size:14px;min-height:45px}.nb-support-card li{font-size:12px;padding:7px 9px}.nb-support-card ul{gap:6px}}
@media(max-width:768px){.nb-reseller-support{padding:40px 18px}.nb-support-heading{margin-bottom:24px}.nb-support-heading h2{font-size:25px}.nb-support-heading p{font-size:16px;line-height:1.8}.nb-support-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.nb-support-card{padding:20px 18px}.nb-support-number{font-size:34px}.nb-support-card h3{font-size:18px}.nb-support-card p{font-size:14px;min-height:45px}.nb-support-card ul{gap:6px;margin-top:14px}.nb-support-card li{font-size:12px;padding:6px 10px}.nb-support-summary{gap:12px;margin-top:24px;font-size:14px}.nb-support-summary:before,.nb-support-summary:after{width:30px}}
@media(max-width:540px){.nb-support-grid{grid-template-columns:1fr}.nb-support-card{padding:22px}.nb-support-card p{min-height:0}.nb-support-card ul{margin-top:16px}}
@media(prefers-reduced-motion:reduce){.nb-support-card{transition:none}}