/* Selge Data — «Примеры в Excel»: три файла в одной панели, как блок «От данных к решению» */
.cases{padding-top:56px}
.xf{max-width:1140px;margin:0 auto;background:radial-gradient(120% 140% at 0% 50%,#e3f2e5 0%,#f2f9f2 45%,#f7fbf7 100%);border-radius:44px;box-shadow:inset 0 0 0 1px #e1f0e3;padding:34px 34px 28px}
.xf-top{display:flex;justify-content:space-between;align-items:center;font-size:11px;font-weight:700;letter-spacing:1.5px;color:var(--green);margin-bottom:18px}
.xf-top .dot{height:8px;width:8px;border-radius:50%;background:#9cd5a5}
.xf-row{display:grid;grid-template-columns:repeat(3,1fr);gap:36px}
.xf-item{position:relative;display:flex;flex-direction:column;gap:18px;min-width:0}
.xf-item+.xf-item:before{content:"→";position:absolute;left:-18px;top:118px;translate:-50% -50%;color:#8dcc97;font-size:22px}
.xf-win{background:#fff;border:1px solid #e1f0e3;border-radius:24px;box-shadow:0 18px 44px #2d5a3a12;overflow:hidden;transition:transform .55s cubic-bezier(.2,.7,.2,1),box-shadow .55s}
.xf-bar{display:flex;align-items:center;gap:8px;padding:11px 12px 11px 14px;background:var(--ink);color:#e9f4ec;font-size:12px;font-weight:600}
.xf-bar>span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}
.cx-level{margin-left:auto;display:flex;align-items:center;gap:6px;font-style:normal;font-weight:500;font-size:11px;color:#e9f4ec;background:#ffffff14;border-radius:99px;padding:4px 9px 4px 8px;white-space:nowrap}
.cx-level i{display:inline-flex;gap:2px;align-items:flex-end;height:11px}
.cx-level i b{width:3px;border-radius:2px;background:#ffffff33}
.cx-level i b:nth-child(1){height:4px}.cx-level i b:nth-child(2){height:7px}.cx-level i b:nth-child(3){height:11px}
.cx-level[data-l="1"] i b:nth-child(-n+1),.cx-level[data-l="2"] i b:nth-child(-n+2),.cx-level[data-l="3"] i b{background:#9cd5a5}
.xf-screen{display:block;aspect-ratio:4/3;overflow:hidden;background:#f6faf6;cursor:zoom-in;position:relative}
.xf-screen img{width:100%;height:100%;object-fit:cover;object-position:50% 0%;display:block}
.xf-screen:focus-visible{outline:3px solid var(--green);outline-offset:-3px}
.xf-tabs{display:flex;gap:2px;padding:0 8px;background:#f1f7f1;border-top:1px solid #e1f0e3;font-size:11px;overflow:hidden}
.xf-tabs span{padding:6px 9px;color:var(--muted);white-space:nowrap;border-radius:0 0 8px 8px}
.xf-tabs span:first-child{background:#fff;color:var(--ink);font-weight:600;box-shadow:inset 0 2px 0 var(--green)}
.xf-desc{display:flex;flex-direction:column;gap:8px;padding:0 4px;flex:1}
.xf-desc h3{margin:0;font-size:18px;letter-spacing:-.3px;display:flex;align-items:center;gap:9px}
.xf-desc h3:before{content:"";width:8px;height:8px;border-radius:50%;background:#9cd5a5;box-shadow:0 0 0 4px #9cd5a533;flex:0 0 auto}
.xf-desc p{margin:0;font-size:14px;line-height:1.6;color:var(--muted)}
.xf-foot{margin-top:auto;padding-top:8px;display:flex;align-items:center;justify-content:space-between;gap:10px}
.xf-time{font-size:12px;color:var(--muted);background:#ffffffb3;border:1px solid #e1f0e3;border-radius:99px;padding:5px 11px;font-variant-numeric:tabular-nums}
.xf-dl{display:inline-flex;align-items:center;gap:8px;background:var(--green);color:#fff;border-radius:999px;padding:10px 16px;font-weight:700;font-size:13px;transition:background .2s,transform .2s}
.xf-dl:hover{background:#3d6148}
.xf-dl small{font-weight:500;opacity:.8}
.xf-dl:focus-visible{outline:3px solid var(--green);outline-offset:3px}
.xf-note{margin:18px 0 0;font-size:12px;color:var(--muted);text-align:right}
@media(hover:hover) and (pointer:fine) and (prefers-reduced-motion:no-preference){
 .xf-item:hover .xf-win{transform:translateY(-6px);box-shadow:0 24px 50px #2d5a3a1c}
 .xf-item:hover .xf-screen img{animation:xf-pan 7s ease-in-out .3s infinite alternate}
 @keyframes xf-pan{0%,10%{object-position:50% 0%}90%,100%{object-position:50% 100%}}
 .xf-dl:hover{transform:translateY(-2px)}
}
@media(max-width:1100px){.xf{padding:26px 24px 22px}.xf-row{gap:28px}.xf-item+.xf-item:before{left:-14px;top:100px}}
@media(max-width:850px){
 .cases{padding-top:36px}
 .xf{border-radius:34px;padding:20px 0 20px;margin-left:-8px;margin-right:-8px}
 .xf-top{padding:0 20px}
 .xf-row{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:16px;padding:4px 20px 26px;scrollbar-width:none}
 .xf-row::-webkit-scrollbar{display:none}
 .xf-item{flex:0 0 82%;scroll-snap-align:center}
 .xf-item+.xf-item:before{display:none}
 .xf-note{text-align:left;padding:0 20px;margin-top:4px}
}
@media(max-width:640px){.xf{margin-left:-6px;margin-right:-6px}.xf-item{flex-basis:86%}}
@media(max-width:640px){.xf-dl small{display:none}.xf-dl{padding:10px 14px}}