.support-hero{background:linear-gradient(135deg, #1d1d1f 0%, #2d2d30 50%, #2a3040 100%);padding:160px 0 80px;text-align:center}.support-hero h1{color:#fff;font-size:clamp(2.5rem,5vw,3.5rem);letter-spacing:-0.03em;margin-bottom:16px}.support-hero p{color:hsla(0,0%,100%,.6);font-size:clamp(1.05rem,2vw,1.25rem);max-width:560px;margin:0 auto;line-height:1.6}.channels-section{padding:80px 0;background:var(--bg-primary)}.channels-grid{display:grid;grid-template-columns:repeat(2, 1fr);gap:28px;max-width:860px;margin:0 auto}.channel-card{background:#fff;border-radius:var(--border-radius);padding:40px 32px;text-align:center;box-shadow:0 2px 20px rgba(0,0,0,.04);border:1px solid rgba(0,0,0,.04);transition:transform .4s var(--transition),box-shadow .4s var(--transition)}.channel-card:hover{transform:translateY(-4px);box-shadow:0 12px 40px rgba(0,0,0,.08)}.channel-icon{width:56px;height:56px;border-radius:16px;display:inline-flex;align-items:center;justify-content:center;margin-bottom:20px}.channel-card:nth-child(1) .channel-icon{background:rgba(151,80,152,.1);color:var(--primary)}.channel-card:nth-child(2) .channel-icon{background:rgba(78,159,215,.1);color:var(--secondary)}.channel-card h3{font-size:1.15rem;margin-bottom:8px}.channel-card .channel-detail{color:var(--text-primary);font-weight:500;font-size:1rem;margin-bottom:6px}.channel-card .channel-detail a{color:var(--primary)}.channel-card .channel-detail a:hover{text-decoration:underline}.channel-card .channel-meta{color:var(--text-secondary);font-size:.9rem}.faq-section{padding:80px 0 100px;background:var(--bg-secondary)}.faq-section .section-title{text-align:center;margin-bottom:48px}.faq-list{max-width:800px;margin:0 auto;display:flex;flex-direction:column;gap:12px}.faq-item{background:#fff;border-radius:14px;border:1px solid rgba(0,0,0,.05);overflow:hidden;transition:box-shadow .3s ease}.faq-item:hover{box-shadow:0 4px 16px rgba(0,0,0,.06)}.faq-item summary{padding:20px 24px;font-weight:500;font-size:1rem;cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;color:var(--text-primary);line-height:1.4}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary::after{content:"+";font-size:1.4rem;font-weight:300;color:var(--text-secondary);flex-shrink:0;transition:transform .3s ease}.faq-item[open] summary::after{content:"-"}.faq-answer{padding:0 24px 20px;color:var(--text-secondary);font-size:.95rem;line-height:1.7}.support-cta{padding:80px 0 100px;background:var(--bg-primary);text-align:center}.support-cta h2{font-size:clamp(1.8rem,3.5vw,2.5rem);letter-spacing:-0.03em;margin-bottom:16px}.support-cta p{color:var(--text-secondary);font-size:1.1rem;max-width:520px;margin:0 auto 32px;line-height:1.6}@media(max-width: 900px){.channels-grid{grid-template-columns:1fr;max-width:480px;margin:0 auto}}@media(max-width: 768px){.support-hero{padding:140px 0 60px}}