/* ============================================================
   IMPULSE — единая дизайн-система (эталон: главная страница)
   Темный премиум, ч/б, Inter, без уголков. Porsche-дисциплина.
   ============================================================ */
:root{
  --bg:#0A0A0A; --fg:#FFFFFF; --fg2:rgba(255,255,255,.62); --fg3:rgba(255,255,255,.38);
  --line:rgba(255,255,255,.12); --focus:#7DB4FF;
  --radius-sm:12px; --radius-md:12px; --radius-lg:16px;
  --shadow-1:0 2px 8px rgba(0,0,0,.35),0 8px 24px rgba(0,0,0,.3);
  --shadow-2:0 6px 18px rgba(0,0,0,.45),0 18px 48px rgba(0,0,0,.4),0 0 34px -12px rgba(255,255,255,.28);
  --ease:cubic-bezier(.22,1,.36,1);
  --pad:clamp(80px,10vw,120px); --maxw:1280px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;overflow-x:hidden;scrollbar-gutter:stable;}
body{background:var(--bg);color:var(--fg);font-family:'Suisse Intl','Inter',system-ui,sans-serif;font-weight:400;
  font-size:16px;line-height:1.5;overflow-x:hidden;max-width:100vw;-webkit-font-smoothing:antialiased;}
img,video{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
:focus-visible{outline:2px solid var(--focus);outline-offset:3px;border-radius:2px;}
.container{max-width:var(--maxw);margin:0 auto;padding:0 32px;}
section{padding:var(--pad) 0;}
h2{font-size:clamp(30px,3.6vw,48px);font-weight:800;letter-spacing:-.02em;line-height:1.05;}
.sub{color:var(--fg2);font-weight:300;margin-top:14px;max-width:56ch;}
.eyebrow{font-size:12px;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--fg3);margin-bottom:20px;}
.num{font-variant-numeric:tabular-nums;}
.skip{position:absolute;left:16px;top:-48px;z-index:400;background:#fff;color:#0A0A0A;font-weight:700;
  padding:10px 18px;border-radius:999px;transition:top .3s;}
.skip:focus{top:16px;}

/* ---------- Кнопки ---------- */
.btn{position:relative;overflow:hidden;display:inline-flex;align-items:center;gap:10px;padding:16px 36px;border-radius:999px;
  font-size:15px;font-weight:600;cursor:pointer;border:1px solid var(--fg);
  transition:transform .3s ease-out,box-shadow .3s ease-out,background .3s,color .3s;}
.btn--solid{background:var(--fg);color:#0A0A0A;}
.btn--ghost{background:transparent;color:var(--fg);border-color:rgba(255,255,255,.4);}
.btn--ghost:hover{border-color:var(--fg);}
.btn:hover{transform:scale(1.05);box-shadow:0 14px 44px -12px rgba(255,255,255,.35);}
.btn:active{transform:scale(.97);}
.ripple{position:absolute;border-radius:50%;background:rgba(255,255,255,.35);transform:scale(0);animation:rip .6s ease-out forwards;pointer-events:none;}
.btn--solid .ripple{background:rgba(0,0,0,.18);}
@keyframes rip{to{transform:scale(3);opacity:0;}}

/* ---------- Hero внутренних страниц ---------- */
.phero{padding:calc(var(--pad) + 90px) 0 var(--pad);}
.phero h1{font-size:clamp(40px,6vw,72px);font-weight:800;letter-spacing:-.02em;line-height:1.05;max-width:18ch;}
.phero .sub{font-size:18px;margin-top:22px;}
.phero-cta{display:flex;gap:16px;margin-top:40px;flex-wrap:wrap;}

/* ---------- Скролл-анимации ---------- */
.a-up{opacity:0;transform:translateY(36px);transition:opacity .8s var(--ease),transform .8s var(--ease);}
.a-up.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  .a-up{opacity:1 !important;transform:none !important;transition:none !important;}
  html{scroll-behavior:auto;}
}

/* ---------- Аккордеон (услуги, FAQ) — как на главной ---------- */
.acc{margin-top:44px;}
.qa{border-top:1px solid var(--line);transition:border-color .35s;}
.qa:last-child{border-bottom:1px solid var(--line);}
.qa:hover{border-top-color:rgba(255,255,255,.35);}
.qa-q{width:100%;display:flex;align-items:center;gap:26px;text-align:left;
  background:none;border:none;color:var(--fg);cursor:pointer;font:inherit;padding:28px 4px;}
.qa-num{font-variant-numeric:tabular-nums;font-size:13px;font-weight:600;color:var(--fg3);min-width:34px;}
.qa-t{font-size:clamp(18px,2vw,24px);font-weight:700;letter-spacing:-.01em;}
.qa-b{color:var(--fg2);font-weight:300;font-size:14.5px;margin-top:5px;}
.qa-q .qi{flex:none;margin-left:auto;width:22px;height:22px;position:relative;}
.qa-q .qi::before,.qa-q .qi::after{content:"";position:absolute;left:50%;top:50%;background:#fff;transition:transform .4s var(--ease);}
.qa-q .qi::before{width:14px;height:1.5px;transform:translate(-50%,-50%);}
.qa-q .qi::after{width:1.5px;height:14px;transform:translate(-50%,-50%);}
.qa.open .qi::after{transform:translate(-50%,-50%) rotate(90deg);}
.qa-a{overflow:hidden;max-height:0;transition:max-height .5s var(--ease);}
.qa-a>div{padding:0 4px 30px 60px;color:var(--fg2);font-weight:300;line-height:1.7;}
.qa-a ul{list-style:none;display:flex;flex-direction:column;gap:12px;max-width:72ch;}
.qa-a li{padding-left:18px;position:relative;}
.qa-a li::before{content:"";position:absolute;left:0;top:.72em;width:7px;height:1.5px;background:rgba(255,255,255,.45);}
.qa-a strong{color:var(--fg);font-weight:600;}

/* ---------- Этапы процесса ---------- */
.steps4{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;margin-top:52px;}
.step4{border-top:1px solid var(--line);padding-top:22px;transition:border-color .35s;}
.step4:hover{border-top-color:rgba(255,255,255,.5);}
.step4 .sn{font-variant-numeric:tabular-nums;font-size:13px;font-weight:600;color:var(--fg3);}
.step4 h3{font-size:20px;font-weight:700;margin-top:12px;}
.step4 p{color:var(--fg2);font-weight:300;font-size:14.5px;margin-top:8px;line-height:1.6;}

/* ---------- Карточки кейсов (как на главной) ---------- */
.cgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:52px;}
.case{border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;background:#111;
  transition:border-color .4s,transform .45s var(--ease),box-shadow .45s;}
.case:hover{border-color:rgba(255,255,255,.4);transform:translateY(-6px);box-shadow:var(--shadow-2);}
.case-img{height:220px;position:relative;overflow:hidden;}
.case-img>div,.case-img>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease);}
.case:hover .case-img>div,.case:hover .case-img>img{transform:scale(1.06);}
.case-body{padding:24px 26px 28px;}
.case-body h3{font-size:19px;font-weight:700;}
.case-body p{color:var(--fg2);font-size:13.5px;font-weight:300;margin-top:5px;}
.case-num{font-size:38px;font-weight:800;letter-spacing:-.03em;margin-top:16px;font-variant-numeric:tabular-nums;}
.case-num small{display:block;font-size:12px;font-weight:400;color:var(--fg2);letter-spacing:0;margin-top:2px;}

/* ---------- Форма ---------- */
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,80px);align-items:start;}
.form{display:flex;flex-direction:column;gap:16px;}
.field label{display:block;font-size:12px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--fg3);margin-bottom:8px;}
.field input,.field textarea,.field select{width:100%;background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:var(--radius-sm);
  color:var(--fg);font:inherit;padding:15px 18px;border-radius:12px;transition:border-color .3s,background .3s;}
.field textarea{min-height:120px;resize:vertical;}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:rgba(255,255,255,.55);background:rgba(255,255,255,.05);}
.field.touched input:invalid,.field.touched textarea:invalid{border-color:#E5716B;}
.field .err{display:none;color:#E5716B;font-size:13px;margin-top:6px;}
.field.touched input:invalid~.err{display:block;}
.btn .spin{display:none;width:16px;height:16px;border:2px solid rgba(0,0,0,.25);border-top-color:#0A0A0A;border-radius:50%;animation:rot .7s linear infinite;}
.btn.loading{pointer-events:none;opacity:.85;}
.btn.loading .spin{display:inline-block;}
@keyframes rot{to{transform:rotate(360deg);}}
.form-ok{display:none;padding:22px 26px;border:1px solid rgba(255,255,255,.3);border-radius:var(--radius-sm);font-weight:600;}
.form.done{display:none;}
.form.done+.form-ok{display:block;}

/* ---------- Футер ---------- */
footer{border-top:1px solid var(--line);padding:56px 0;}
.foot{max-width:var(--maxw);margin:0 auto;padding:0 32px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:22px;}
.foot-logo{font-size:18px;font-weight:800;letter-spacing:.05em;}
.foot-links{display:flex;gap:26px;flex-wrap:wrap;}
.foot-links a{color:var(--fg2);font-size:14px;transition:color .3s;}
.foot-links a:hover{color:var(--fg);}
.foot small{color:var(--fg3);font-size:13px;width:100%;margin-top:8px;}

/* ---------- Адаптив ---------- */
@media(max-width:900px){
  .steps4{grid-template-columns:repeat(2,1fr);}
  .cgrid{grid-template-columns:1fr;}
  .cta-grid{grid-template-columns:1fr;}
}
@media(max-width:576px){
  .qa-a>div{padding-left:4px;}
  .steps4{grid-template-columns:1fr;}
  .phero-cta .btn{width:100%;justify-content:center;}
}

/* ---------- Медиа в карточках ---------- */
.case-img video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease);}
.case:hover .case-img video{transform:scale(1.06);}
/* ---------- Hero продуктовых с фоновым видео ---------- */
.phero{position:relative;overflow:hidden;}
.phero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.30;}
.phero-shade{position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,rgba(10,10,10,.55) 0%,rgba(10,10,10,.75) 55%,var(--bg) 100%);}
.phero .container{position:relative;z-index:2;}
/* ---------- Экспедиции: детали формата ---------- */
.exp-detail{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(22px,3vw,44px);align-items:start;}
.exp-detail .prog{list-style:none;display:flex;flex-direction:column;gap:0;}
.exp-detail .prog li{padding:13px 4px 13px 0;border-top:1px solid rgba(255,255,255,.09);position:relative;padding-left:0;}
.exp-detail .prog li::before{content:none;}
.exp-detail .prog li:first-child{border-top:none;}
.who{border-left:1px solid rgba(255,255,255,.28);padding-left:24px;}
.who .eyebrow{margin-bottom:10px;}
.who p{color:var(--fg2);font-weight:300;line-height:1.7;margin:0;}
@media(max-width:700px){.exp-detail{grid-template-columns:1fr;}}

/* eyebrow: маркер-линия слева (типографика v2) */
.eyebrow{display:inline-flex;align-items:center;gap:11px;}
/* фирменная полоска перед подзаголовками убрана 29.07.2026 */

/* ---------- Цены (единый блок для сервисных страниц) ---------- */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:52px;align-items:stretch;}
.price-card{position:relative;display:flex;flex-direction:column;border:1px solid var(--line);border-radius:16px;
  background:rgba(255,255,255,.02);padding:clamp(26px,2.4vw,36px);transition:border-color .3s,background .3s;}
.price-card:hover{border-color:rgba(255,255,255,.4);background:rgba(255,255,255,.04);}
.price-card--feat{border-color:transparent;background:linear-gradient(#0f0f12,#0f0f12) padding-box,linear-gradient(140deg,#5861FF,#8A3FFC) border-box;border:1px solid transparent;}
.price-card--feat:hover{background:linear-gradient(#141418,#141418) padding-box,linear-gradient(140deg,#5861FF,#8A3FFC) border-box;}
.price-tag{position:absolute;top:18px;right:18px;font-size:10px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:#fff;background:linear-gradient(92deg,#5861FF,#8A3FFC);padding:5px 11px;border-radius:999px;}
.price-name{font-size:clamp(20px,2vw,24px);font-weight:600;letter-spacing:-.01em;}
.price-desc{color:var(--fg2);font-weight:300;font-size:14.5px;line-height:1.55;margin-top:10px;min-height:44px;}
.price-chip{display:inline-block;margin-top:24px;font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
  color:var(--fg3);border:1px solid var(--line);border-radius:999px;padding:5px 13px;}
.price-val{font-size:clamp(30px,3.4vw,42px);font-weight:600;letter-spacing:-.02em;margin-top:16px;line-height:1;}
.price-val small{font-size:15px;font-weight:400;color:var(--fg3);letter-spacing:0;margin-left:4px;}
.price-incl{margin-top:26px;font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
  background:linear-gradient(92deg,#5861FF,#8A3FFC);-webkit-background-clip:text;background-clip:text;color:transparent;}
.price-list{list-style:none;margin:16px 0 0;padding:0;display:flex;flex-direction:column;gap:12px;flex:1;}
.price-list li{position:relative;padding-left:24px;color:var(--fg2);font-weight:300;font-size:14.5px;line-height:1.5;}
.price-list li::before{content:"";position:absolute;left:0;top:.5em;width:7px;height:7px;border-radius:50%;
  background:linear-gradient(92deg,#5861FF,#8A3FFC);}
.price-card .btn{margin-top:26px;justify-content:center;width:100%;}
.price-note{color:var(--fg3);font-weight:300;font-size:13.5px;margin-top:26px;}
@media(max-width:900px){.price-grid{grid-template-columns:1fr;max-width:520px;}}

/* ---------- Другие услуги (кросс-продажа на сервисных страницах) ---------- */
.xsell-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:52px;}
.xsell{display:flex;flex-direction:column;justify-content:space-between;min-height:172px;border:1px solid var(--line);
  border-radius:16px;background:rgba(255,255,255,.02);padding:26px 28px;transition:border-color .3s,background .3s,transform .4s var(--ease);}
.xsell:hover{border-color:rgba(255,255,255,.4);background:rgba(255,255,255,.04);transform:translateY(-4px);}
.xsell h3{font-size:19px;font-weight:600;letter-spacing:-.01em;}
.xsell p{color:var(--fg2);font-weight:300;font-size:14px;line-height:1.55;margin-top:10px;}
.xsell .xs-go{margin-top:22px;display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--fg);}
.xsell .xs-go svg{width:16px;height:16px;transition:transform .3s;}
.xsell:hover .xs-go svg{transform:translateX(4px);}
@media(max-width:820px){.xsell-grid{grid-template-columns:1fr;max-width:520px;}}

/* ---------- «Что вы получаете» — панель с карточками ---------- */
.gains{border:1px solid var(--line);border-radius:20px;background:rgba(255,255,255,.02);
  padding:clamp(34px,5vw,68px) clamp(22px,4vw,56px);}
.gains-title{text-align:center;font-size:clamp(26px,3.4vw,42px);letter-spacing:-.01em;}
.gains-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,238px),1fr));gap:18px;margin-top:clamp(32px,4vw,52px);}
.gain-card{border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.02);
  padding:clamp(24px,2.2vw,32px);transition:border-color .3s,background .3s,transform .4s var(--ease);}
.gain-card:hover{border-color:rgba(255,255,255,.4);background:rgba(255,255,255,.05);transform:translateY(-4px);}
.gain-n{font-variant-numeric:tabular-nums;font-size:14px;font-weight:700;letter-spacing:.02em;
  background:linear-gradient(92deg,#5861FF,#8A3FFC);-webkit-background-clip:text;background-clip:text;color:transparent;}
.gain-card h3{font-size:clamp(18px,1.8vw,21px);font-weight:600;letter-spacing:-.01em;margin-top:16px;}
.gain-card p{color:var(--fg2);font-weight:300;font-size:14px;line-height:1.6;margin-top:11px;}

/* ---------- Блог: карточки постов ---------- */
.post-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px;margin-top:8px;}
.post{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.02);
  padding:clamp(26px,2.4vw,34px);transition:border-color .3s,background .3s,transform .4s var(--ease);}
.post:hover{border-color:rgba(255,255,255,.4);background:rgba(255,255,255,.04);transform:translateY(-4px);}
.post .p-cat{font-size:11px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;
  background:linear-gradient(92deg,#5861FF,#8A3FFC);-webkit-background-clip:text;background-clip:text;color:transparent;}
.post h3{font-size:clamp(19px,1.9vw,22px);font-weight:600;letter-spacing:-.01em;line-height:1.28;margin-top:16px;text-transform:none;}
.post p{color:var(--fg2);font-weight:300;font-size:14.5px;line-height:1.6;margin-top:12px;flex:1;}
.post .p-go{margin-top:20px;display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--fg);}
.post .p-go svg{width:16px;height:16px;transition:transform .3s;}
.post:hover .p-go svg{transform:translateX(4px);}