.iv-section {margin:0 var(--gutter) 16px;padding:0 clamp(14px,2vw,24px);border:1px solid var(--line);border-radius:9px;background:var(--paper);scroll-margin-top:80px}
.iv-section>summary {display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:48px;color:var(--ink);font-weight:650;font-size:15px}
.iv-section summary {cursor:pointer}
.iv-section summary::-webkit-details-marker{display:none}
.iv-section>summary::after {content:"+";font:400 22px/1 Golos,sans-serif}
.iv-section[open]>summary::after {content:"−"}
.iv-inner {display:grid;grid-template-columns:minmax(180px,.7fr) minmax(0,1.6fr);gap:clamp(14px,3vw,38px);border-top:1px solid var(--line);padding:12px 0 16px}
.iv-copy p{margin:0 0 5px;font-size:13px;line-height:1.4}
.iv-copy p:first-child{font-weight:650}
.iv-copy .iv-offer{display:flex;flex-wrap:wrap;gap:4px 8px;margin:9px 0 0}
.iv-offer span{font-weight:650;color:var(--rust)}
.iv-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px 10px}
.iv-fields label{min-width:0;display:grid;gap:3px;font-size:12px;font-weight:600}
.iv-fields label>span{align-self:end}
.iv-fields label:last-child{grid-column:1/-1}
.iv-fields small{color:var(--muted);font-weight:400}
.iv-fields input{width:100%;min-width:0;min-height:44px;border:1px solid #89949b;border-radius:6px;background:#fff;padding:7px 10px;font:400 16px/1.3 Golos,Arial,sans-serif}
.iv-extra,.iv-review{margin-top:4px;border-bottom:1px solid #cbd0cb}
.iv-extra summary,.iv-review summary{display:flex;align-items:center;min-height:38px;font-size:13px;font-weight:600}
.iv-extra[open] .iv-fields{padding-bottom:9px}
.iv-review pre{white-space:pre-wrap;overflow-wrap:anywhere;font:400 13px/1.45 Golos,Arial,sans-serif;color:var(--ink);margin:0 0 8px;padding:9px;background:white;border-radius:5px;user-select:all}
.iv-actions{display:flex;align-items:center;flex-wrap:wrap;gap:7px;margin-top:10px}
.iv-actions button{padding:8px 12px;min-height:44px;border:1px solid var(--ink);border-radius:6px;background:var(--ink);color:white;font-size:13px;font-weight:650}
.iv-actions [data-invoice-copy]{background:white;color:var(--ink);border-color:#a8adae}
.iv-actions button:disabled{opacity:.6}
.iv-form [role=status]:not(:empty){margin:5px 0 0;font-size:13px}
@media(max-width:720px){.iv-inner{grid-template-columns:1fr;gap:10px}}
.sd-admission .iv-section {margin:4px 0 0;border:0;border-radius:0;padding:0;background:none}
.sd-admission .iv-section>summary {min-height:40px;font-size:13px;text-decoration:underline;text-underline-offset:.2em}
.sd-admission .iv-inner {display:grid;grid-template-columns:1fr;gap:8px;padding:9px 0 4px}
.sd-admission .iv-fields {grid-template-columns:1fr}
@media(min-width:460px) and (max-width:720px){.sd-admission .iv-fields{grid-template-columns:repeat(2,minmax(0,1fr))}}