/* Interlect Pop, front page sections: hero, subjects, tests, articles. */
.x-hero{padding-block:48px 80px;overflow:hidden}
.x-hero .x-wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:32px;align-items:center}
.ilx .x-hero h1{font-size:clamp(46px,8.2vw,104px);letter-spacing:-.01em;line-height:.98}
.x-hl{position:relative;display:inline-block;color:var(--coral-ink);white-space:nowrap}
.x-hl svg{position:absolute;inset-inline:-2%;bottom:-14px;width:104%;height:18px}
.x-lead{font-size:clamp(19px,2vw,23px);font-weight:500;margin-top:26px;max-width:34ch}
.x-search{display:flex;gap:10px;margin-top:30px;max-width:600px;background:var(--paper);border:3px solid var(--edge);border-radius:999px;padding:7px;box-shadow:var(--sh-lg)}
.ilx .x-search input{flex:1;min-width:0;border:0;background:transparent;padding:0 18px;min-height:52px;font-size:19px;font-weight:500;outline:0;box-shadow:none;border-radius:0}
.x-search input::placeholder{color:var(--muted);opacity:1}
.x-search:focus-within{outline:4px solid var(--sky);outline-offset:3px}
.ilx .x-search .x-btn{box-shadow:none;background:var(--coral)}
.x-quick{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}

.x-art-hero{position:relative;aspect-ratio:1/1;max-width:440px;width:100%;margin-inline:auto}
.x-art-hero .shape{position:absolute;inset:0;width:100%;height:100%}
.x-sticker{position:absolute;background:var(--paper);border:3px solid var(--edge);border-radius:20px;box-shadow:var(--sh);padding:14px 16px;font-weight:800;font-size:17px;line-height:1.3;color:var(--ink)}
.x-sticker.s1{top:6%;inset-inline-start:0;transform:rotate(-5deg);background:var(--mint);color:var(--on-color)}
.x-sticker.s2{bottom:12%;inset-inline-end:-2%;transform:rotate(4deg)}
.x-sticker.s3{bottom:2%;inset-inline-start:6%;transform:rotate(-3deg);background:var(--sun);color:var(--on-color)}
.x-big-card{position:absolute;inset:16% 8% 18%;background:var(--paper);border:3px solid var(--edge);border-radius:28px;box-shadow:var(--sh-lg);padding:22px;display:grid;align-content:center;gap:12px}
.x-big-card small{font-weight:700;color:var(--muted);font-size:14px}
.x-big-card .eq{font-family:var(--font-display);font-size:clamp(28px,4vw,40px);direction:ltr;text-align:center}
.x-big-card .res{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--ok);background:var(--ok-soft);border-radius:14px;padding:8px 14px;justify-content:center}

.x-wave{display:block;width:100%;height:36px;color:var(--paper);margin-top:-36px;position:relative}

/* subjects */
.x-subjects{display:grid;grid-template-columns:repeat(6,1fr);gap:22px}
.x-subj{grid-column:span 2;position:relative;border:3px solid var(--edge);border-radius:28px;box-shadow:var(--sh-lg);padding:26px 24px 24px;color:var(--on-color);overflow:hidden;min-height:220px;display:flex;flex-direction:column;justify-content:flex-end;transition:transform .12s,box-shadow .12s}
.x-subj:nth-child(n+4){grid-column:span 3}
.x-subj:hover{transform:translate(-3px,-3px) rotate(-.6deg);box-shadow:10px 10px 0 var(--edge)}
.ilx .x-subj{color:var(--on-color)}
.x-subj h3{font-size:36px}
.x-subj p{font-weight:600;font-size:16.5px;line-height:1.4;margin-top:6px;max-width:30ch}
.x-subj svg.sh{position:absolute;top:18px;inset-inline-end:18px;width:96px;height:96px}

/* tests */
.x-filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:30px}
.x-groups{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.x-group{background:var(--bg);border:3px solid var(--edge);border-radius:28px;box-shadow:var(--sh-lg);overflow:hidden;min-width:0;display:flex;flex-direction:column}
.x-group[hidden]{display:none}
.x-group-h{display:flex;align-items:center;gap:16px;padding:18px 22px;border-bottom:3px solid var(--edge);color:var(--on-color)}
.x-num{font-family:var(--font-display);font-size:72px;line-height:.8;flex:none}
.x-group-h h3{font-size:28px}
.x-group-h .sub{display:block;font-weight:700;font-size:14.5px;margin-top:4px}
.x-list{list-style:none;margin:0;padding:8px 12px 12px;display:grid;gap:8px}
.x-item a{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 14px;border-radius:16px;border:3px solid transparent;font-weight:700;line-height:1.3;color:var(--ink)}
.x-item a:hover{background:var(--paper);border-color:var(--edge)}
.x-item small{display:block;color:var(--muted);font-weight:500;font-size:14.5px}
.x-item[hidden]{display:none}
.x-group.general{grid-column:1/-1}
.x-group.general .x-list{grid-template-columns:repeat(2,1fr)}
.x-empty{font-weight:700;margin-top:20px}
.x-empty[hidden]{display:none}

@media (max-width:1020px){
  .x-groups{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:860px){
  .x-hero .x-wrap{grid-template-columns:1fr}
  .x-art-hero{max-width:340px}
  .x-subjects{grid-template-columns:repeat(2,1fr);gap:16px}
  .x-subj,.x-subj:nth-child(n+4){grid-column:auto}
  .x-subj:last-child{grid-column:1/-1}
}
@media (max-width:620px){
  .x-hero{padding-block:30px 56px}
  .ilx .x-hero h1{font-size:clamp(44px,13vw,64px)}
  .x-search{flex-wrap:wrap;border-radius:28px}
  .ilx .x-search .x-btn{width:100%}
  .x-subjects{gap:14px}
  .x-subj{min-height:0;padding:86px 16px 16px;border-radius:22px}
  .x-subj h3{font-size:28px}
  .x-subj p{font-size:14.5px}
  .x-subj svg.sh{width:64px;height:64px;top:12px;inset-inline-end:12px}
  .x-groups{grid-template-columns:1fr}
  .x-group.general .x-list{grid-template-columns:1fr}
  .x-num{font-size:60px}
}