/* ============================================================
   MELIORIX — DNA Cases (3D-портфолио на Three.js)
   Подключается на index.html после раздела услуг.
   Классы scoped (dna-*), чтобы не конфликтовать с main.css
   ============================================================ */

.cases-dna{padding:var(--section-pad) 0;position:relative;}
.cases-scene{position:relative;height:720vh;}
.cases-stage{position:sticky;top:0;height:100vh;overflow:hidden;}
#dnaGl{position:absolute;inset:0;width:100%;height:100%;display:block;}

/* верх/низ — растворение спирали в фоне */
.dna-fade{position:absolute;left:0;right:0;height:20vh;z-index:2;pointer-events:none;}
.dna-fade.top{top:0;background:linear-gradient(to bottom,var(--bg-deep) 0%,rgba(5,13,26,.7) 45%,rgba(5,13,26,0) 100%);}
.dna-fade.bottom{bottom:0;background:linear-gradient(to top,var(--bg-deep) 0%,rgba(5,13,26,.7) 45%,rgba(5,13,26,0) 100%);}

.cases-intro{position:absolute;top:96px;left:0;right:0;text-align:center;pointer-events:none;z-index:3;}
.cases-intro .section-title{text-shadow:0 0 34px rgba(0,170,255,.45);margin-bottom:10px;}
.cases-intro .section-subtitle{margin:0 auto;max-width:560px;}

.dna-hint{display:none;}
@keyframes dna-pulse{0%,100%{opacity:.3}50%{opacity:1}}

.dna-progress{position:absolute;right:24px;top:50%;transform:translateY(-50%);
  width:3px;height:160px;background:var(--border);border-radius:3px;z-index:5;}
.dna-progress i{position:absolute;left:0;top:0;width:100%;height:0;
  background:linear-gradient(180deg,var(--accent-blue),var(--accent-green));
  border-radius:3px;box-shadow:0 0 12px rgba(0,170,255,.6);}

/* ---------- карточка кейса ---------- */
.dna-card{position:absolute;width:min(360px,40vw);z-index:4;
  background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);
  padding:30px;box-shadow:0 0 30px rgba(0,170,255,.15),0 20px 50px rgba(0,0,0,.5);
  opacity:0;transform-origin:center center;will-change:opacity,transform;pointer-events:none;}
.dna-card .dna-tag{font-size:13px;font-weight:600;color:var(--accent-blue);text-transform:uppercase;}
.dna-card h3{font-family:var(--font-display);font-size:24px;font-weight:600;margin:10px 0 12px;line-height:1.15;}
.dna-card p{font-size:15px;line-height:1.6;color:var(--text-muted);}
.dna-card .dna-meta{margin-top:20px;display:flex;gap:8px;flex-wrap:wrap;}
.dna-card .dna-meta span{font-size:12px;font-weight:500;border:1px solid var(--border);
  border-radius:999px;padding:5px 12px;color:var(--accent-green);}

/* ---------- Liquid Glass кнопка ---------- */
.dna-card .view-btn{position:relative;overflow:hidden;isolation:isolate;
  margin-top:24px;display:inline-flex;align-items:center;gap:11px;
  padding:8px 24px 8px 8px;border-radius:999px;font-weight:600;font-size:14px;
  color:#eafff2;letter-spacing:.01em;cursor:pointer;
  background:linear-gradient(135deg,rgba(255,255,255,.14),rgba(255,255,255,.04));
  -webkit-backdrop-filter:blur(14px) saturate(170%);backdrop-filter:blur(14px) saturate(170%);
  border:1px solid rgba(255,255,255,.18);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.4),inset 0 -1px 1px rgba(0,0,0,.28),0 6px 22px rgba(0,0,0,.35);
  transition:transform .3s var(--ease),box-shadow .35s var(--ease),background .35s var(--ease),border-color .35s var(--ease);}
.dna-card .view-btn::before{content:"";position:absolute;inset:0;border-radius:inherit;z-index:-1;
  background:linear-gradient(180deg,rgba(255,255,255,.28) 0%,rgba(255,255,255,0) 46%);pointer-events:none;}
.dna-card .view-btn::after{content:"";position:absolute;top:0;left:-60%;width:50%;height:100%;z-index:-1;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.35),transparent);
  transform:skewX(-18deg);transition:left .6s var(--ease);pointer-events:none;}
.dna-card .view-btn:hover::after{left:120%;}
.dna-card .view-btn .vb-ico{width:32px;height:32px;border-radius:50%;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;color:#03260a;
  background:linear-gradient(140deg,rgba(57,255,20,.95),rgba(57,255,20,.6));
  box-shadow:inset 0 1px 1px rgba(255,255,255,.7),inset 0 -1px 2px rgba(0,80,0,.4),0 2px 6px rgba(0,0,0,.35);
  transition:transform .35s var(--ease),box-shadow .35s var(--ease);}
.dna-card .view-btn .vb-ico svg{width:13px;height:13px;fill:currentColor;margin-left:2px;}
.dna-card .view-btn:hover{transform:translateY(-1px);
  background:linear-gradient(135deg,rgba(255,255,255,.22),rgba(255,255,255,.08));
  border-color:rgba(255,255,255,.34);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.55),inset 0 -1px 1px rgba(0,0,0,.28),0 12px 32px rgba(0,170,255,.2);}
.dna-card .view-btn:hover .vb-ico{transform:scale(1.08);box-shadow:inset 0 1px 1px rgba(255,255,255,.8),0 0 18px rgba(57,255,20,.6);}
.dna-card .view-btn:active{transform:translateY(1px) scale(.99);}

/* ============================================================
   Модалка кейса: ноутбук с видео + «страница кейса» под ним
   ============================================================ */
.dna-modal{position:fixed;inset:0;z-index:2000;display:none;
  background:rgba(2,6,14,.975);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);}
.dna-modal.open{display:block;animation:dna-fadeIn .3s var(--ease);}
@keyframes dna-fadeIn{from{opacity:0}to{opacity:1}}

/* полоса прогресса чтения кейса */
.case-bar{position:absolute;top:0;left:0;height:2px;width:0;z-index:2200;pointer-events:none;
  background:linear-gradient(90deg,var(--accent-blue),var(--accent-green));
  box-shadow:0 0 14px rgba(0,170,255,.7);transition:width .12s linear;}

.dna-modal-close{position:absolute;top:20px;right:26px;z-index:2300;
  width:46px;height:46px;border-radius:50%;
  border:1px solid var(--border);color:var(--text-primary);font-size:24px;line-height:1;cursor:pointer;
  display:flex;align-items:center;justify-content:center;background:rgba(10,22,40,.86);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  transition:all .25s var(--ease);}
.dna-modal-close:hover{border-color:var(--accent-blue);box-shadow:0 0 22px rgba(0,170,255,.4);}

/* скроллируемый «документ» кейса */
.case-doc{position:absolute;inset:0;overflow-y:auto;overflow-x:hidden;
  -webkit-overflow-scrolling:touch;padding:74px 24px 110px;scroll-behavior:smooth;}
.case-doc::-webkit-scrollbar{width:8px;}
.case-doc::-webkit-scrollbar-track{background:transparent;}
.case-doc::-webkit-scrollbar-thumb{background:rgba(0,170,255,.28);border-radius:8px;}

.case-head,.case-hero,.case-facts,.case-diptych,.case-block,.case-cta{
  max-width:980px;margin-left:auto;margin-right:auto;}
/* секции кейса — обычные <section>: гасим вертикальный ритм из main.css (section{padding:90px 0})
   и из services.css (.svc-page section{...}) — селектор с .case-doc перебивает оба */
.case-doc .case-head,.case-doc .case-hero,.case-doc .case-facts,
.case-doc .case-diptych,.case-doc .case-block,.case-doc .case-cta{padding:0;}

/* ---------- шапка кейса ---------- */
.case-head{text-align:center;margin-bottom:34px;}
.case-tag{display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:.2em;text-transform:uppercase;
  color:var(--accent-blue);border:1px solid var(--border);border-radius:999px;
  padding:6px 16px;background:rgba(0,170,255,.06);}
.case-title{font-family:var(--font-display);font-weight:700;line-height:1.06;
  font-size:clamp(28px,4.4vw,50px);margin:18px 0 12px;}
.case-lead{color:var(--text-muted);font-size:17px;line-height:1.6;max-width:640px;margin:0 auto;}
.case-byline{margin-top:14px;font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--accent-green);}

.case-hero .macbook{margin:0 auto;}

/* подсказка «детали проекта ниже» */
.case-cue{display:flex;flex-direction:column;align-items:center;gap:10px;margin:38px auto 0;}
.case-cue span{font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--text-muted);}
.case-cue i{width:1px;height:34px;display:block;
  background:linear-gradient(180deg,var(--accent-blue),rgba(0,170,255,0));
  animation:case-cue-drop 1.9s var(--ease) infinite;}
@keyframes case-cue-drop{0%{opacity:0;transform:scaleY(.2)}40%{opacity:1;transform:scaleY(1)}100%{opacity:0;transform:scaleY(1) translateY(12px)}}

/* ---------- строка фактов ---------- */
.case-facts{margin-top:44px;display:grid;grid-template-columns:repeat(4,1fr);
  border:1px solid var(--hairline);border-radius:var(--radius);background:var(--glass);overflow:hidden;}
.case-facts .fact{padding:20px 22px;border-left:1px solid var(--hairline);
  display:flex;flex-direction:column;gap:7px;}
.case-facts .fact:first-child{border-left:0;}
.fact-k{font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--text-muted);}
.fact-v{font-family:var(--font-display);font-size:16px;font-weight:600;line-height:1.3;color:var(--text-primary);}

/* ---------- диптих: задача ↔ цель ---------- */
.case-diptych{margin-top:64px;display:grid;grid-template-columns:1fr 1fr;
  border:1px solid var(--hairline);border-radius:var(--radius);background:var(--glass);overflow:hidden;}
.case-cell{position:relative;padding:34px;}
.case-cell + .case-cell{border-left:1px solid var(--hairline);}
.case-cell::before{content:"";position:absolute;left:0;top:0;height:2px;width:100%;}
.case-cell.is-pain::before{background:linear-gradient(90deg,#FF3B5C,rgba(255,59,92,0));}
.case-cell.is-goal::before{background:linear-gradient(90deg,var(--accent-green),rgba(57,255,20,0));}
.cell-top{display:flex;align-items:baseline;gap:13px;margin-bottom:16px;}
.cell-num{font-family:var(--font-display);font-size:34px;font-weight:800;line-height:1;
  color:transparent;-webkit-text-stroke:1px rgba(120,180,255,.38);}
.cell-label{font-size:11.5px;font-weight:700;letter-spacing:.2em;text-transform:uppercase;}
.is-pain .cell-label{color:#FF3B5C;}
.is-goal .cell-label{color:var(--accent-green);}
.cell-text{font-size:16px;line-height:1.65;color:var(--text-primary);}
.cell-list{margin-top:16px;display:flex;flex-direction:column;gap:10px;}
.cell-list li{position:relative;padding-left:20px;font-size:15px;line-height:1.55;color:var(--text-muted);}
.cell-list li::before{content:"";position:absolute;left:0;top:8px;width:7px;height:7px;transform:rotate(45deg);}
.is-pain .cell-list li::before{background:rgba(255,59,92,.8);}
.is-goal .cell-list li::before{background:var(--accent-green);}

/* ---------- заголовок секции ---------- */
.case-block{margin-top:64px;}
.case-h{display:flex;align-items:center;gap:14px;margin-bottom:20px;
  font-family:var(--font-display);font-size:12px;font-weight:700;letter-spacing:.24em;
  text-transform:uppercase;color:var(--text-muted);}
.case-h::after{content:"";flex:1;height:1px;background:linear-gradient(90deg,var(--hairline),transparent);}
.case-note{margin-top:14px;font-size:13px;line-height:1.6;color:var(--text-muted);}

/* ---------- стек: таблица-спецификация ---------- */
.stack-sheet{border:1px solid var(--hairline);border-radius:var(--radius);
  background:var(--glass);overflow:hidden;}
.stack-row{display:grid;grid-template-columns:190px 1fr;gap:20px;align-items:center;
  padding:16px 24px;border-top:1px solid var(--hairline);}
.stack-row:first-child{border-top:0;}
.stack-group{font-size:11px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-blue);}
.stack-items{display:flex;flex-wrap:wrap;gap:8px;}
.stack-items span{font-size:13px;font-weight:500;padding:5px 13px;border-radius:999px;
  border:1px solid var(--border);color:var(--text-primary);background:rgba(0,170,255,.05);}

/* ---------- ход работ ---------- */
.case-steps{border-top:1px solid var(--hairline);}
.case-step{display:grid;grid-template-columns:90px 1fr;align-items:start;
  padding:26px 0;border-bottom:1px solid var(--hairline);}
.cs-num{font-family:var(--font-display);font-size:30px;font-weight:800;line-height:1.1;
  background:linear-gradient(180deg,var(--accent-blue),var(--accent-green));
  -webkit-background-clip:text;background-clip:text;color:transparent;}
.cs-body h4{font-family:var(--font-display);font-size:19px;font-weight:600;line-height:1.25;margin-bottom:9px;}
.cs-body p{font-size:15px;line-height:1.65;color:var(--text-muted);}
.cs-tags{margin-top:13px;display:flex;flex-wrap:wrap;gap:7px;}
.cs-tags span{font-size:11.5px;padding:4px 11px;border-radius:999px;
  border:1px solid rgba(57,255,20,.25);color:var(--accent-green);}

/* ---------- галерея скриншотов ---------- */
.case-gallery{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.case-shot{margin:0;}
.case-shot.is-wide{grid-column:1 / -1;}
.shot-frame{position:relative;aspect-ratio:16/10;overflow:hidden;border-radius:var(--radius);
  border:1px solid var(--hairline);background:var(--bg-card);}
.case-shot.is-wide .shot-frame{aspect-ratio:16/9;}
.shot-frame img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:2;
  transition:transform .6s var(--ease);}
.shot-frame img.is-missing{display:none;}
.case-shot:hover .shot-frame img{transform:scale(1.03);}
.shot-ph{position:absolute;inset:0;z-index:1;padding:20px;text-align:center;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:9px;
  background:radial-gradient(circle at 50% 34%,rgba(0,170,255,.15),transparent 68%),
             linear-gradient(160deg,#0A1628,#050D1A);}
.shot-ph i{font-style:normal;font-family:var(--font-display);font-size:34px;font-weight:800;line-height:1;
  color:transparent;-webkit-text-stroke:1px rgba(120,180,255,.4);}
.shot-ph b{font-family:"JetBrains Mono",ui-monospace,monospace;font-size:13px;font-weight:500;
  color:var(--text-primary);opacity:.85;letter-spacing:.02em;}
.shot-ph small{font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--text-muted);}
.case-shot figcaption{margin-top:11px;display:flex;align-items:center;gap:9px;
  font-size:13px;line-height:1.4;color:var(--text-muted);}
.case-shot figcaption::before{content:"";width:14px;height:1px;background:var(--accent-blue);flex-shrink:0;}

/* ---------- результат ---------- */
.result-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));
  border:1px solid var(--hairline);border-radius:var(--radius);background:var(--glass);overflow:hidden;}
.result-cell{padding:28px 22px;text-align:center;border-left:1px solid var(--hairline);}
.result-cell:first-child{border-left:0;}
.result-v{display:block;font-family:var(--font-display);font-weight:800;line-height:1;
  font-size:clamp(28px,3.8vw,42px);
  background:linear-gradient(135deg,var(--accent-blue),var(--accent-green));
  -webkit-background-clip:text;background-clip:text;color:transparent;}
.result-k{display:block;margin-top:11px;font-size:13px;line-height:1.45;color:var(--text-muted);}

/* ---------- CTA ---------- */
.case-doc .case-cta{padding:46px 32px;}
.case-cta{margin-top:64px;text-align:center;position:relative;overflow:hidden;
  border:1px solid var(--border);border-radius:var(--radius);
  background:radial-gradient(circle at 50% 0%,rgba(0,170,255,.15),transparent 62%),var(--glass);}
.case-cta h3{font-family:var(--font-display);font-weight:700;font-size:clamp(22px,3vw,32px);line-height:1.15;}
.case-cta p{margin:12px auto 26px;max-width:520px;font-size:15px;line-height:1.6;color:var(--text-muted);}
.case-cta-btn{display:inline-flex;align-items:center;gap:10px;padding:14px 30px;border-radius:999px;
  font-family:var(--font-display);font-weight:700;font-size:15px;color:#03260a;
  background:linear-gradient(135deg,var(--accent-green),#7CFF5E);
  box-shadow:0 10px 30px rgba(57,255,20,.25);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);}
.case-cta-btn svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2.2;
  stroke-linecap:round;stroke-linejoin:round;transition:transform .3s var(--ease);}
.case-cta-btn:hover{transform:translateY(-2px);box-shadow:0 16px 42px rgba(57,255,20,.36);}
.case-cta-btn:hover svg{transform:translateX(4px);}

/* ---------- появление секций ---------- */
.dna-modal .reveal-in{opacity:0;transform:translateY(26px);
  transition:opacity .6s var(--ease),transform .6s var(--ease);}
.dna-modal .reveal-in.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  .dna-modal .reveal-in{opacity:1;transform:none;transition:none;}
  .case-cue i{animation:none;}
}

/* ---------- MacBook + Safari ---------- */
.macbook{width:min(960px,90vw);}
.mb-screen{position:relative;background:#0a0f18;border:2px solid #1c2740;border-radius:18px;
  padding:14px;box-shadow:0 30px 90px rgba(0,0,0,.65),0 0 60px rgba(0,170,255,.12);}
.mb-notch{position:absolute;top:3px;left:50%;transform:translateX(-50%);width:96px;height:11px;
  background:#0a0f18;border-radius:0 0 9px 9px;z-index:4;}
.safari{position:relative;border-radius:9px;overflow:hidden;z-index:2;box-shadow:0 1px 0 rgba(255,255,255,.04);}
.safari-bar{display:flex;align-items:center;gap:12px;padding:10px 14px;
  background:linear-gradient(180deg,#222d44,#1a2336);border-bottom:1px solid rgba(0,0,0,.35);}
.safari-bar .dots{display:flex;gap:8px;flex-shrink:0;}
.safari-bar .dots span{width:12px;height:12px;border-radius:50%;}
.safari-bar .dots span:nth-child(1){background:#ff5f57;}
.safari-bar .dots span:nth-child(2){background:#febc2e;}
.safari-bar .dots span:nth-child(3){background:#28c840;}
.safari-url{flex:1;max-width:62%;margin:0 auto;display:inline-flex;align-items:center;gap:7px;
  justify-content:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  font-size:12.5px;color:#aebbd2;background:#0e1525;border-radius:7px;padding:6px 14px;}
.safari-url .lock{width:11px;height:11px;fill:#7a8aa6;flex-shrink:0;}
.safari-actions{width:46px;flex-shrink:0;display:flex;justify-content:flex-end;}
.safari-actions svg{width:15px;height:15px;fill:#6B82A8;}
.safari-view{position:relative;aspect-ratio:16/10;background:#000;}
.mb-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;z-index:2;background:transparent;}
.mb-video.is-missing{display:none;}
.mb-fallback{position:absolute;inset:0;z-index:1;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;text-align:center;
  background:radial-gradient(circle at 50% 38%,rgba(0,170,255,.18),transparent 70%),linear-gradient(160deg,#0A1628,#050D1A);}
.mb-fallback .play{width:64px;height:64px;border-radius:50%;border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;color:var(--accent-green);font-size:24px;
  background:rgba(57,255,20,.06);}
.mb-fallback span{font-family:var(--font-display);font-size:26px;font-weight:700;color:var(--text-primary);}
.mb-fallback small{color:var(--text-muted);letter-spacing:.22em;text-transform:uppercase;font-size:11px;}
.mb-base{position:relative;width:116%;left:-8%;height:16px;
  background:linear-gradient(180deg,#1c2740,#0c1322);border-radius:0 0 16px 16px;
  box-shadow:0 22px 36px rgba(0,0,0,.55);}
.mb-base::after{content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:130px;height:7px;background:#0a0f18;border-radius:0 0 8px 8px;}

/* ---------- адаптив ---------- */
@media (max-width:900px){
  .case-facts{grid-template-columns:repeat(2,1fr);}
  .case-facts .fact:nth-child(odd){border-left:0;}
  .case-facts .fact:nth-child(n+3){border-top:1px solid var(--hairline);}
  .case-diptych{grid-template-columns:1fr;}
  .case-cell + .case-cell{border-left:0;border-top:1px solid var(--hairline);}
  .stack-row{grid-template-columns:1fr;gap:12px;}
  .case-gallery{grid-template-columns:1fr;}
  .case-shot.is-wide .shot-frame{aspect-ratio:16/10;}
}
@media (max-width:768px){
  .cases-intro{top:84px;}
  .dna-card{width:min(300px,72vw);padding:22px;}
  .dna-progress{right:12px;height:120px;}
  .case-doc{padding:66px 16px 90px;}
  .dna-modal-close{top:14px;right:14px;width:40px;height:40px;font-size:21px;}
  .macbook{width:100%;}
  .mb-screen{padding:9px;border-radius:13px;}
  /* узкая подставка — иначе 116% вылезает за ширину документа */
  .mb-base{width:106%;left:-3%;height:13px;}
  .mb-base::after{width:96px;height:6px;}
  .case-facts,.case-diptych,.case-block,.case-cta{margin-top:46px;}
  .case-cell{padding:26px 22px;}
  .case-step{grid-template-columns:58px 1fr;padding:22px 0;}
  .cs-num{font-size:24px;}
  .result-row{grid-template-columns:repeat(2,1fr);}
  .result-cell:nth-child(odd){border-left:0;}
  .result-cell:nth-child(n+3){border-top:1px solid var(--hairline);}
  .case-doc .case-cta{padding:34px 22px;}
}