/* ═══════════ СТРАНИЦА «ПРОЕКТЫ ART & SCIENCE» ═══════════
   Дополняет styles.css: те же переменные, шрифты и карточки. */

.pjhead{
  position:relative; overflow:hidden; isolation:isolate; color:#fff;
  padding:clamp(44px,6vw,88px) 0 clamp(52px,6.4vw,92px);
  background:#062A4A;
}
.pjhead__bg{ position:absolute; inset:0; z-index:-2; }
.pjhead__bg img{ width:100%; height:100%; object-fit:cover; object-position:50% 40%; filter:saturate(.85); }
.pjhead::before{
  content:""; position:absolute; inset:0; z-index:-1;
  background:linear-gradient(100deg, rgba(6,38,72,.97) 0%, rgba(10,58,112,.93) 46%, rgba(0,122,178,.72) 78%, rgba(0,168,232,.5) 100%);
}
.pjhead__pill{
  display:inline-block; font-family:var(--display); font-weight:700; font-size:12.5px; letter-spacing:.1em; text-transform:uppercase;
  color:var(--navy); background:var(--yellow); padding:8px 16px; border-radius:999px;
}
.pjhead__h{
  margin-top:20px; max-width:16ch; font-size:clamp(36px,6vw,80px); font-weight:900; letter-spacing:-.035em; line-height:.96;
  text-transform:uppercase; text-wrap:balance;
}
.pjhead__lead{ margin-top:20px; max-width:56ch; font-size:clamp(16px,1.25vw,19px); color:rgba(255,255,255,.88); }
.pjstats{ display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:12px; margin-top:clamp(28px,3.4vw,44px); max-width:980px; }
.pjstat{
  padding:18px 20px; border-radius:18px; background:rgba(255,255,255,.12); border:1px solid rgba(255,255,255,.24);
  backdrop-filter:blur(8px); -webkit-backdrop-filter:blur(8px);
}
.pjstat b{ display:block; font-family:var(--display); font-weight:800; font-size:clamp(24px,2.6vw,34px); line-height:1; color:var(--yellow); white-space:nowrap; font-variant-numeric:tabular-nums; }
.pjstat span{ display:block; margin-top:8px; font-size:14px; line-height:1.35; color:rgba(255,255,255,.82); }

/* зачем программа */
.pjabout{ display:grid; grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr); gap:clamp(24px,4vw,56px); align-items:start; }
.pjabout h2{ font-size:clamp(28px,3.6vw,46px); color:var(--navy); text-wrap:balance; }
.pjabout__txt p{ margin-top:18px; max-width:62ch; }
.pjgoals{ background:var(--sky); color:#fff; border-radius:var(--r-lg); padding:clamp(24px,3vw,36px); box-shadow:var(--sh-lg); }
.pjgoals h3{ font-size:clamp(19px,1.7vw,23px); }
.pjgoals ol{ margin-top:18px; display:grid; gap:14px; counter-reset:g; }
.pjgoals li{ display:grid; grid-template-columns:34px 1fr; gap:12px; align-items:start; font-size:15.5px; line-height:1.45; counter-increment:g; }
.pjgoals li::before{
  content:counter(g); width:34px; height:34px; border-radius:50%; background:var(--yellow); color:var(--navy);
  font-family:var(--display); font-weight:800; font-size:15px; display:grid; place-items:center;
}

/* указатель: 12 карточек */
.pjgrid{ display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:18px; margin-top:clamp(26px,3.4vw,44px); }
.pjcard{
  position:relative; display:flex; flex-direction:column; overflow:hidden; text-decoration:none;
  background:#fff; border-radius:var(--r); box-shadow:var(--sh);
  transition:transform .3s cubic-bezier(.2,.8,.2,1), box-shadow .3s;
}
.pjcard:hover{ transform:translateY(-4px); box-shadow:var(--sh-lg); }
.pjcard__ph{ margin:0; position:relative; aspect-ratio:3/2; overflow:hidden; background:var(--bg-2); }
.pjcard__ph img{ width:100%; height:100%; object-fit:cover; transition:transform .7s cubic-bezier(.2,.8,.2,1); }
.pjcard:hover .pjcard__ph img{ transform:scale(1.06); }
.pjcard__n{
  position:absolute; left:12px; top:12px; min-width:40px; padding:7px 10px; border-radius:12px; text-align:center;
  background:var(--yellow); color:var(--navy); font-family:var(--display); font-weight:800; font-size:14px; font-variant-numeric:tabular-nums;
}
.pjcard__b{ display:flex; flex-direction:column; gap:8px; padding:18px 20px 20px; flex:1; }
.pjcard__b h3{ font-size:19px; color:var(--navy); line-height:1.18; text-wrap:balance; }
.pjcard__a{ font-size:14.5px; color:var(--muted); line-height:1.4; }
.pjcard__f{ margin-top:auto; padding-top:8px; font-size:13.5px; font-weight:600; color:var(--sky-dk); }

.pjextra{ margin-top:clamp(40px,5vw,68px); }
.pjextra__h{ text-align:center; font-size:clamp(22px,2.6vw,32px); color:var(--navy); }
.pjextra .sub-center{ margin-top:12px; }

/* проект целиком */
.pjlist{ display:grid; gap:clamp(22px,3vw,36px); }
.pj{
  display:grid; grid-template-columns:minmax(0,1.08fr) minmax(0,1fr); gap:clamp(22px,3.2vw,46px); align-items:start;
  background:#fff; border-radius:var(--r-lg); padding:clamp(16px,2.2vw,30px); box-shadow:var(--sh);
  scroll-margin-top:calc(var(--navh) + 16px);
}
.pj:nth-child(even) .pj__media{ order:2; }
.pj__media{ min-width:0; }
.pj__video{
  position:relative; aspect-ratio:16/9; overflow:hidden; border-radius:var(--r);
  background:#062A4A center/cover no-repeat; box-shadow:var(--sh);
}
.pj__video iframe{ position:absolute; inset:0; width:100%; height:100%; border:0; }
.pj__cap{ margin:16px 2px 10px; font-family:var(--display); font-weight:700; font-size:11.5px; letter-spacing:.13em; text-transform:uppercase; color:var(--muted); }
.pj__cap:first-child{ margin-top:0; }
.pj__ph{ display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:8px; }
.pj__ph button{ padding:0; border:0; background:var(--bg-2); cursor:zoom-in; overflow:hidden; border-radius:12px; aspect-ratio:3/2; }
.pj__ph img{ width:100%; height:100%; object-fit:cover; transition:transform .5s cubic-bezier(.2,.8,.2,1); }
.pj__ph button:hover img{ transform:scale(1.07); }
.pj__ph button:focus-visible, .pjcard:focus-visible, .lb button:focus-visible{ outline:3px solid var(--yellow); outline-offset:2px; }

.pj__b{ min-width:0; padding:clamp(4px,1vw,12px) clamp(2px,1vw,10px) 4px; }
.pj__n{ font-family:var(--display); font-weight:800; font-size:14px; letter-spacing:.08em; color:var(--sky-dk); font-variant-numeric:tabular-nums; }
.pj__b h2{ margin-top:8px; font-size:clamp(25px,2.7vw,38px); color:var(--navy); text-wrap:balance; }
.pj__chips{ display:flex; flex-wrap:wrap; gap:8px; margin-top:14px; }
.pj__chips span{ font-size:13.5px; font-weight:600; padding:7px 13px; border-radius:999px; background:var(--bg); color:var(--navy); }
.pj__chips span:first-child{ background:var(--yellow); }
.pj__auth{ margin-top:16px; padding:14px 16px; border-radius:14px; background:var(--bg); }
.pj__auth b{ display:block; font-family:var(--display); font-size:11.5px; letter-spacing:.13em; text-transform:uppercase; color:var(--muted); }
.pj__auth span{ display:block; margin-top:4px; font-weight:600; color:var(--navy); line-height:1.4; }
.pj__blk{ margin-top:20px; }
.pj__blk h3{ display:flex; align-items:center; gap:10px; font-size:16px; color:var(--navy); letter-spacing:0; }
.pj__blk h3::before{ content:""; flex:none; width:10px; height:10px; border-radius:50%; background:var(--sky); }
.pj__blk p{ margin-top:7px; font-size:16px; line-height:1.58; max-width:60ch; }
.pj__up{ display:inline-block; margin-top:22px; font-size:14.5px; font-weight:600; color:var(--sky-dk); text-decoration:none; }
.pj__up:hover{ color:var(--navy); }

.pjoutro{ background:var(--navy); color:#fff; border-radius:var(--r-lg); padding:clamp(26px,4vw,52px); box-shadow:var(--sh-lg); }
.pjoutro h2{ font-size:clamp(26px,3.2vw,40px); text-wrap:balance; }
.pjoutro p{ margin-top:16px; max-width:76ch; color:rgba(255,255,255,.88); }
.pjoutro p.pjoutro__p{ margin-top:22px; padding-top:20px; border-top:1px solid rgba(255,255,255,.2); font-weight:600; color:var(--yellow); }

/* просмотр фотографий */
.lb{ position:fixed; inset:0; z-index:2000; display:none; align-items:center; justify-content:center; background:rgba(4,22,44,.94); padding:16px; }
.lb.is-open{ display:flex; }
.lb img{ max-width:100%; max-height:calc(100vh - 110px); border-radius:14px; box-shadow:0 30px 80px -20px #000; }
.lb button{
  position:absolute; width:52px; height:52px; border:0; border-radius:50%; cursor:pointer; padding:0;
  background:rgba(255,255,255,.16); color:#fff; font-size:26px; line-height:1; display:grid; place-items:center;
  transition:background .2s;
}
.lb button:hover{ background:rgba(255,255,255,.3); }
.lb__x{ top:16px; right:16px; }
.lb__p{ left:16px; top:50%; transform:translateY(-50%); }
.lb__n{ right:16px; top:50%; transform:translateY(-50%); }
.lb__c{ position:absolute; left:0; right:0; bottom:18px; text-align:center; color:rgba(255,255,255,.8); font-size:14px; font-variant-numeric:tabular-nums; pointer-events:none; }

@media (max-width:1080px){
  .pjabout{ grid-template-columns:1fr; }
  .pjgrid{ grid-template-columns:repeat(2,minmax(0,1fr)); }
  .pj{ grid-template-columns:1fr; }
  .pj:nth-child(even) .pj__media{ order:0; }
}
@media (max-width:760px){
  .pjstats{ grid-template-columns:repeat(2,minmax(0,1fr)); }
}
@media (max-width:560px){
  .pjgrid{ grid-template-columns:1fr; }
  .pjstat{ padding:14px; }
  .pjstat span{ font-size:13px; }
  .lb__p, .lb__n{ top:auto; bottom:14px; transform:none; }
  .lb img{ max-height:calc(100vh - 150px); }
}