.rcs-article-hero{position:relative;overflow:hidden}
.rcs-article-hero::after{content:"";position:absolute;width:460px;height:460px;border-radius:50%;right:-140px;top:-250px;background:rgba(13,148,136,.09);pointer-events:none}
.rcs-demo{background:#07101f;border:1px solid rgba(255,255,255,.08);border-radius:var(--radius-lg);padding:18px;box-shadow:var(--shadow-lg);color:#cbd5e1}
.rcs-phone{max-width:360px;margin:auto;background:#0f172a;border:1px solid rgba(255,255,255,.12);border-radius:28px;padding:14px}
.rcs-screen{background:#f8fafc;border-radius:20px;overflow:hidden;color:#334155}
.rcs-agent{padding:14px 16px;background:#fff;border-bottom:1px solid var(--line);display:flex;gap:10px;align-items:center}
.rcs-agent-badge{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--brand),var(--brand-dark));display:grid;place-items:center;color:#fff;font-weight:900}
.rcs-richcard{margin:14px;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--shadow-sm)}
.rcs-media{height:132px;background:linear-gradient(135deg,#0f766e,#0d9488 55%,#99f6e4);display:grid;place-items:center;color:white;font-weight:800}
.rcs-richbody{padding:15px}.rcs-richbody p{font-size:.82rem;color:var(--muted);margin-top:7px}
.rcs-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:12px}.rcs-actions span{padding:9px;border:1px solid rgba(13,148,136,.25);border-radius:9px;text-align:center;color:var(--brand-dark);font-weight:800;font-size:.75rem}
.channel-flow{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:12px;align-items:center;margin-top:28px}
.channel-node{padding:18px;border-radius:16px;background:white;border:1px solid var(--line);text-align:center;box-shadow:var(--shadow-sm)}
.channel-node strong{display:block}.channel-node span{display:block;color:var(--muted);font-size:.78rem;margin-top:5px}.channel-arrow{color:var(--brand);font-size:1.4rem;font-weight:900}
.rcs-capabilities{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.rcs-cap{background:white;border:1px solid var(--line);border-radius:15px;padding:18px}.rcs-cap b{display:block;color:var(--ink);font-family:var(--font-head)}.rcs-cap span{display:block;color:var(--muted);font-size:.82rem;margin-top:6px}
.compare-table{width:100%;border-collapse:collapse;margin-top:24px;background:white;border:1px solid var(--line);border-radius:16px;overflow:hidden}.compare-table th,.compare-table td{text-align:left;padding:14px 16px;border-bottom:1px solid var(--line);vertical-align:top}.compare-table th{background:#f8fafc;color:var(--ink);font-size:.8rem}.compare-table td{font-size:.86rem}.compare-table tr:last-child td{border-bottom:0}
.source-note{padding:18px 20px;border-radius:14px;background:#f8fafc;border:1px solid var(--line);font-size:.86rem;color:var(--muted);margin-top:22px}.source-note a{color:var(--brand-dark);font-weight:800}
@media(max-width:900px){.rcs-capabilities{grid-template-columns:1fr 1fr}.channel-flow{grid-template-columns:1fr}.channel-arrow{transform:rotate(90deg);text-align:center}}
@media(max-width:620px){.rcs-capabilities{grid-template-columns:1fr}.rcs-actions{grid-template-columns:1fr}}