.support-shell{display:grid;grid-template-columns:1fr 340px;gap:24px;padding:32px 0 64px;align-items:start}
.support-main{min-width:0}
.support-main h1{font-size:clamp(26px,3.5vw,38px);margin-bottom:12px}
.support-main .lead{color:var(--muted);max-width:720px;margin-bottom:28px}
.feat-accordion{display:grid;gap:10px}
.feat-item{border:1px solid var(--line);border-radius:var(--radius);background:#fff;overflow:hidden}
.feat-item summary{padding:16px 18px;font-weight:800;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px}
.feat-item summary::-webkit-details-marker{display:none}
.feat-item summary:after{content:"+";font-size:18px;color:var(--blue-d)}
.feat-item[open] summary:after{content:"−"}
.feat-body{padding:0 18px 18px;color:var(--muted);font-size:14px}
.feat-body ul{margin:10px 0 0 18px}
.feat-body img{width:100%;border-radius:10px;margin-top:14px;border:1px solid var(--line);aspect-ratio:16/10;object-fit:cover}
.support-side{position:sticky;top:88px}
.side-ticket{border:2px solid var(--blue-d);border-radius:14px;padding:22px;background:#fff}
.side-ticket h2{font-size:17px;margin-bottom:6px}
.side-ticket .sub{font-size:13px;color:var(--muted);margin-bottom:16px}
.status-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.status-pill{padding:4px 10px;border-radius:999px;font-size:11px;font-weight:800;background:#ecfdf5;color:#059669}
.module-nav{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}
.module-nav a{padding:8px 14px;border:1px solid var(--line);border-radius:999px;font-size:13px;font-weight:700;color:var(--muted)}
.module-nav a:hover,.module-nav a.on{background:var(--blue-d);color:#fff;border-color:var(--blue-d)}
@media(max-width:980px){.support-shell{grid-template-columns:1fr}.support-side{position:static}}