/* F3: развёрнутые фичи — зигзаг + сетка */
.f3-rows{margin-top:38px}
.f3-row{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center;padding:40px 0;border-top:1px solid var(--line)}
.f3-row:first-child{border-top:0;padding-top:12px}
.f3-row:nth-child(even) .f3-art{order:2}
.f3-art{display:flex;justify-content:center;align-items:center;min-width:0}
.f3-art img{height:260px;width:auto;max-width:100%;display:block}
@media(min-width:1100px){.f3-art img{height:320px}}
.f3-txt{min-width:0}
.f3-n{font-family:var(--font-mono);font-size:13px;color:var(--blue);letter-spacing:.04em;margin-bottom:10px}
.f3-txt h3{font-family:var(--font-display);font-weight:500;font-size:27px;line-height:1.15;letter-spacing:-.025em;color:var(--ink);margin:0 0 14px;text-wrap:balance}
.f3-txt p{font-size:16.5px;line-height:1.55;color:var(--ink);margin:0;max-width:640px}
.f3-sub{font-family:var(--font-mono);font-size:12px;line-height:1.5;color:var(--blue);text-transform:lowercase;letter-spacing:.04em;margin:0 0 6px}
.f3-txt p+.f3-sub{margin-top:16px}
.f3-txt .feat-tags{margin-top:18px}
.f3-more{margin:46px 0 22px;padding-top:34px;border-top:1px solid var(--line)}
.f3-more h3{font-family:var(--font-display);font-weight:500;font-size:23px;letter-spacing:-.02em;color:var(--ink);margin:0}
.f3-more p{font-size:15px;color:var(--muted);margin:6px 0 0}
.f3-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.f3-card{position:relative;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line2);border-radius:20px;padding:26px 26px 24px;min-width:0}
.f3-cn{position:absolute;top:24px;right:24px;font-family:var(--font-mono);font-size:12px;line-height:1.5;color:var(--muted);letter-spacing:.04em}
.f3-ic{margin-bottom:16px}
.f3-ic svg{width:28px;height:28px;stroke:var(--blue);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;display:block}
.f3-card h4{font-family:var(--font-display);font-weight:500;font-size:19px;line-height:1.25;letter-spacing:-.02em;color:var(--ink);margin:0 0 10px}
.f3-card p{font-size:15px;line-height:1.55;color:var(--muted);margin:0}
.f3-card .feat-tags{margin-top:auto;padding-top:16px}
@media(max-width:980px){.f3-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.f3-row{grid-template-columns:4fr 7fr;gap:30px}.f3-art img{height:220px}}
@media(max-width:768px){.f3-rows{margin-top:28px}.f3-row{grid-template-columns:1fr;gap:20px;padding:30px 0}.f3-row:first-child{padding-top:6px}.f3-row:nth-child(even) .f3-art{order:0}.f3-art img{height:190px}.f3-txt h3{font-size:24px}.f3-txt p{font-size:16px}.f3-more{margin:34px 0 18px;padding-top:28px}.f3-card{padding:22px 20px 20px}.f3-cn{top:20px;right:20px}}
@media(max-width:640px){.f3-grid{grid-template-columns:1fr;gap:14px}}


/* polygon section (.poly-) */
#polygon{background:#fff}
.poly-grid{display:grid;grid-template-columns:55fr 45fr;gap:56px;align-items:center}
.poly-text .ada-code{margin-bottom:18px}
.poly-text h2.disp{max-width:600px}
.poly-list{list-style:none;padding:0;margin:26px 0 0;max-width:600px}
.poly-list li{position:relative;padding-left:24px;margin-bottom:14px;font-size:16.5px;line-height:1.55;color:var(--ink)}
.poly-list li:last-child{margin-bottom:0}
.poly-list li::before{content:"\203A";position:absolute;left:1px;top:-2px;color:var(--blue);font-family:var(--font-body);font-weight:500;font-size:22px;line-height:1.55}
.poly-call{margin:28px 0 0;padding:6px 0 6px 22px;border-left:3px solid var(--blue);max-width:600px}
.poly-call h3{font-family:var(--font-display);font-weight:500;font-size:22px;letter-spacing:-.015em;line-height:1.25;color:var(--blue);margin:0 0 8px}
.poly-call p{margin:0;font-size:16px;line-height:1.55;color:var(--muted)}
.poly-chips{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 0;max-width:600px}
.poly-chip{font-family:var(--font-mono);font-size:12px;color:var(--blue);border:1px solid rgba(51,20,241,.28);border-radius:100px;padding:5px 12px;background:#fff;line-height:1.7;white-space:nowrap}
.poly-art{display:flex;align-items:center;justify-content:center;min-width:0}
.poly-art img{display:block;width:100%;max-width:500px;max-height:420px;height:auto;object-fit:contain;margin:0 auto}
.poly-facts{display:grid;grid-template-columns:repeat(3,1fr);margin-top:56px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.poly-fact{padding:24px 28px 24px 26px;border-left:1px solid var(--line)}
.poly-fact:first-child{border-left:0;padding-left:0}
.poly-fact:last-child{padding-right:0}
.poly-fact .poly-v{display:block;font-family:var(--font-display);font-weight:500;font-size:24px;letter-spacing:-.02em;line-height:1.2;color:var(--blue)}
.poly-fact .poly-l{display:block;margin-top:6px;font-size:14.5px;line-height:1.45;color:var(--muted)}
@media(max-width:900px){
 .poly-grid{grid-template-columns:1fr;gap:26px}
 .poly-art{order:-1}
 .poly-art img{max-width:340px;max-height:300px}
 .poly-facts{grid-template-columns:1fr;margin-top:40px}
 .poly-fact{border-left:0;border-top:1px solid var(--line);padding:18px 0}
 .poly-fact:first-child{border-top:0}
}


/* ===== варианты вёрстки: F1 бенто · F2 вкладки · S1 лента · S2 созвездие ===== */
.vx-top{padding:56px 0 34px}
.vx-top .lead{margin-top:16px;max-width:720px}
.vx-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.vx-links .btn{font-size:13.5px;padding:10px 16px}
@media(max-width:640px){.vx-links .btn{width:auto}}

/* --- F1 --- */
.bf-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:28px}
.bf-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;display:flex;flex-direction:column;min-width:0;transition:border-color .18s}
.bf-card:hover{border-color:rgba(51,20,241,.4)}
.bf-card.lg{grid-column:span 2;padding:30px 32px}
.bf-card.md{grid-column:span 2}
.bf-top{display:flex;align-items:center;justify-content:space-between}
.bf-ic svg{width:26px;height:26px;stroke:var(--blue);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;display:block}
.bf-card.lg .bf-ic svg{width:34px;height:34px;stroke-width:1.5}
.bf-num{font-family:var(--font-mono);font-size:12px;color:var(--dim);letter-spacing:.06em}
.bf-t{font-family:var(--font-display);font-weight:500;font-size:17.5px;letter-spacing:-.01em;color:var(--ink);line-height:1.25;margin:16px 0 8px}
.bf-card.lg .bf-t{font-size:24px;margin-top:22px;max-width:460px}
.bf-p{margin:0;font-size:14.5px;line-height:1.55;color:var(--muted)}
.bf-card.lg .bf-p{font-size:16px;color:var(--ink);max-width:500px}
.bf-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:auto;padding-top:16px}
.bf-tag{font-family:var(--font-mono);font-size:11px;color:var(--blue);border:1px solid rgba(51,20,241,.26);border-radius:100px;padding:5px 11px;background:#fff;line-height:1.7;overflow:visible}
@media(max-width:900px){.bf-grid{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.bf-grid{grid-template-columns:1fr;gap:12px}.bf-card.lg,.bf-card.md{grid-column:auto}.bf-card.lg{padding:24px}.bf-card.lg .bf-t{font-size:21px}}

/* --- F2 --- */
.tf-tabs{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}
.tf-tab{font-family:var(--font-mono);font-size:13.5px;color:var(--ink);background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 16px;cursor:pointer;display:inline-flex;align-items:center;gap:9px;line-height:1.7;transition:.15s}
.tf-tab i{font-style:normal;font-size:11px;color:var(--blue);background:rgba(51,20,241,.08);border-radius:999px;padding:0 8px;line-height:1.8}
.tf-tab:hover{border-color:var(--blue);color:var(--blue)}
.tf-tab.on,.tf-tab.on:hover{background:var(--blue);color:#fff;border-color:var(--blue)}
.tf-tab.on i{background:rgba(255,255,255,.2);color:#fff}
.tf-panel{display:none;margin-top:22px}
.tf-panel.on{display:block;animation:tfIn .28s ease}
@keyframes tfIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.tf-hint{font-family:var(--font-mono);font-size:12px;color:var(--dim);margin-bottom:14px}
.tf-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.tf-panel.n3 .tf-cards{grid-template-columns:repeat(3,1fr)}
.tf-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;display:grid;grid-template-columns:32px 1fr;gap:16px;align-items:start;min-width:0;transition:border-color .18s}
.tf-card:hover{border-color:rgba(51,20,241,.4)}
.tf-ic svg{width:28px;height:28px;stroke:var(--blue);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;display:block;margin-top:2px}
.tf-t{font-family:var(--font-display);font-weight:500;font-size:19px;letter-spacing:-.01em;color:var(--ink);line-height:1.25;margin:0 0 8px}
.tf-p{margin:0;font-size:15px;line-height:1.55;color:var(--muted)}
.tf-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:14px}
.tf-tag{font-family:var(--font-mono);font-size:11px;color:var(--blue);border:1px solid rgba(51,20,241,.26);border-radius:100px;padding:5px 11px;background:#fff;line-height:1.7;overflow:visible}
@media(max-width:900px){.tf-cards,.tf-panel.n3 .tf-cards{grid-template-columns:1fr}}
@media(max-width:600px){.tf-tab{font-size:12.5px;padding:7px 13px;gap:7px}.tf-card{padding:20px;grid-template-columns:28px 1fr;gap:12px}.tf-ic svg{width:24px;height:24px}}

/* --- S1 --- */
.ls-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:28px}
.ls-card{display:grid;grid-template-columns:72px minmax(0,1fr) minmax(0,204px);gap:16px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px 20px;min-width:0;transition:border-color .18s}
.ls-card:hover{border-color:rgba(51,20,241,.4)}
.ls-card.first{grid-column:span 2;grid-template-columns:72px minmax(0,1fr) minmax(0,460px)}
.ls-av{width:72px;height:72px;border-radius:50%;overflow:hidden;flex:none;background:rgba(51,20,241,.08);display:flex;align-items:center;justify-content:center;color:var(--blue);font-family:var(--font-display);font-weight:500;font-size:22px;letter-spacing:.02em}
.ls-av img{width:100%;height:100%;object-fit:cover;display:block}
.ls-nm{font-family:var(--font-display);font-weight:500;font-size:18px;letter-spacing:-.01em;color:var(--ink);line-height:1.2}
.ls-role{font-family:var(--font-mono);font-size:12px;color:var(--blue);margin-top:5px;line-height:1.5}
.ls-co{font-size:12.5px;color:var(--dim);margin-top:3px;line-height:1.4}
.ls-chips{display:flex;flex-wrap:wrap;gap:6px;justify-content:flex-end}
.ls-chip{font-family:var(--font-mono);font-size:10.5px;color:var(--ink);border:1px solid var(--line);border-radius:100px;padding:4px 10px;background:#fff;line-height:1.7;white-space:nowrap;overflow:visible}
@media(max-width:900px){.ls-grid{grid-template-columns:1fr}.ls-card.first{grid-column:auto;grid-template-columns:72px minmax(0,1fr) minmax(0,204px)}}
@media(max-width:600px){.ls-card,.ls-card.first{grid-template-columns:64px minmax(0,1fr);gap:14px;padding:16px 18px}.ls-av{width:64px;height:64px;font-size:20px}.ls-chips{grid-column:1/-1;justify-content:flex-start}}

/* --- S2 --- */
.cs-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:28px}
.cs-cell{position:relative;text-align:center;padding:26px 18px 22px;border:1px solid transparent;border-radius:18px;cursor:pointer;outline:none;min-width:0;transition:border-color .18s,background .18s}
.cs-cell:hover,.cs-cell.open,.cs-cell:focus-visible{border-color:var(--line);background:var(--paper)}
.cs-cell.first{cursor:default;grid-column:span 2;display:grid;grid-template-columns:112px 1fr;column-gap:22px;align-items:center;text-align:left;border-color:var(--line);background:#fff}
.cs-cell.first .cs-av{margin:0}
.cs-cell.first .cs-nm{margin-top:0}
.cs-body{min-width:0}
.cs-cell.first .cs-does{max-height:140px;opacity:1}
.cs-av{width:80px;height:80px;border-radius:50%;margin:0 auto;overflow:hidden;background:rgba(51,20,241,.08);display:flex;align-items:center;justify-content:center;color:var(--blue);font-family:var(--font-display);font-weight:500;font-size:24px;letter-spacing:.02em;box-shadow:0 0 0 0 rgba(51,20,241,0);transition:box-shadow .18s}
.cs-av img{width:100%;height:100%;object-fit:cover;display:block}
.cs-cell:hover .cs-av,.cs-cell.open .cs-av{box-shadow:0 0 0 4px rgba(51,20,241,.14)}
.cs-cell.first .cs-av{width:112px;height:112px}
.cs-nm{font-family:var(--font-display);font-weight:500;font-size:16.5px;letter-spacing:-.01em;color:var(--ink);margin-top:14px;line-height:1.2}
.cs-cell.first .cs-nm{font-size:19px}
.cs-role{font-family:var(--font-mono);font-size:11.5px;color:var(--blue);margin-top:5px;line-height:1.5}
.cs-co{font-size:12px;color:var(--dim);margin-top:3px;line-height:1.4}
.cs-does{max-height:0;overflow:hidden;opacity:0;transition:max-height .3s ease,opacity .2s;font-size:13.5px;line-height:1.5;color:var(--ink)}
.cs-cell:hover .cs-does,.cs-cell.open .cs-does{max-height:140px;opacity:1}
.cs-does p{margin:12px 0 0;padding-top:12px;border-top:1px solid var(--line)}
.cs-does .k{display:block;font-family:var(--font-mono);font-size:10.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--dim);margin-bottom:4px;line-height:1.6}
@media(max-width:900px){.cs-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:600px){.cs-grid{grid-template-columns:1fr 1fr;gap:10px}.cs-cell{padding:20px 10px 16px}.cs-av{width:68px;height:68px;font-size:21px}.cs-cell.first{grid-template-columns:1fr;text-align:center;row-gap:0}.cs-cell.first .cs-av{width:96px;height:96px;margin:0 auto}.cs-cell.first .cs-nm{margin-top:14px}.cs-nm{font-size:15px}.cs-role{font-size:11px}}


/* A2 — направление Red */
#red.rd-sec{background:var(--paper);border-top:1px solid var(--line2);border-bottom:1px solid var(--line2)}
.rd-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:30px;align-items:stretch}
.rd-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line2);border-top:3px solid var(--blue);border-radius:18px;padding:18px 20px 20px}
.rd-card h3{font-family:var(--font-display);font-weight:500;font-size:19px;letter-spacing:-.015em;line-height:1.25;color:var(--ink);margin:0 0 8px}
.rd-card p{margin:0;font-size:14.5px;line-height:1.55;color:var(--muted)}
.rd-meta{font-family:var(--font-mono);font-size:13px;color:var(--blue);line-height:1.7;margin-top:auto;padding-top:14px}
.rd-soon{list-style:none;margin:16px 0 0;padding:0}
.rd-soon li{padding:11px 0;border-top:1px solid var(--line2)}
.rd-soon li:first-child{border-top:0;padding-top:0}
.rd-soon .rd-st{display:block;font-family:var(--font-display);font-weight:500;font-size:17px;letter-spacing:-.01em;line-height:1.3;color:var(--ink);margin-bottom:3px}
.rd-soon .rd-sd{display:block;font-size:14px;line-height:1.5;color:var(--muted)}
.rd-notes{list-style:none;margin:28px 0 0;padding:0;max-width:760px}
.rd-notes li{position:relative;padding:11px 0 11px 24px;font-size:15.5px;line-height:1.55;color:var(--ink);border-top:1px solid var(--line)}
.rd-notes li::before{content:"\203A";position:absolute;left:1px;top:8px;color:var(--blue);font-size:19px;line-height:1.2}
@media(max-width:900px){.rd-grid{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.rd-grid{grid-template-columns:1fr;gap:14px}.rd-card h3{font-size:18px}}