/* ============================================================
   Системный Коммерческий Клининг — лендинг scclean.ru
   Референс стиля: maxprowb.ru/visual, /seller_winter
   Тёмная тема #0e0e0e, жёлтый акцент #F9E231, Inter Tight,
   огромные капс-заголовки (серебристый градиент + жёлтый).
   ============================================================ */

:root{
  /* палитра в одной семье с платформой app.scclean.ru: navy-тёмный фон + синий #2563eb */
  --bg:#0c0f15;
  --bg2:#10141c;
  --panel:#131926;
  --panel2:#182031;
  --line:#252e40;
  --txt:#ffffff;
  --muted:rgba(255,255,255,.62);
  --muted2:rgba(255,255,255,.4);
  --yellow:#3b82f6;   /* акцентный текст (читаемый на тёмном) */
  --yellow-d:#2563eb; /* кнопки — точно как в приложении */
  --coral:#ff8562;
  --ink:#0e0e0e;
  --sil:linear-gradient(180deg,#ffffff 20%,#8f8f8f 100%);
  --r-lg:28px;
  --r-md:20px;
  --r-sm:12px;
  --maxw:1200px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;overflow-x:hidden}
body{
  font-family:"Inter Tight","Segoe UI",system-ui,Arial,sans-serif;
  background:var(--bg);
  color:var(--txt);
  line-height:1.55;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font-family:inherit;cursor:pointer}

.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.center{text-align:center}
.center .btn{margin-top:8px}

/* ---------- типографика ---------- */
.h1,.h2{
  font-weight:900;
  text-transform:uppercase;
  letter-spacing:-.015em;
  line-height:1.02;
}
.h1{font-size:clamp(40px,7.2vw,88px)}
.h2{font-size:clamp(30px,4.6vw,56px);margin-bottom:26px}
.sil{
  background:var(--sil);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.yel{color:var(--yellow)}
.h2.dark{color:var(--ink)}
.h2.dark .pale{color:#b9b9b9}
.lead{
  font-size:clamp(17px,2.1vw,21px);
  color:var(--muted);
  max-width:720px;
  margin:22px auto 30px;
}
.sub{
  font-size:clamp(16px,2vw,19px);
  color:#5c5c5c;
  max-width:680px;
  margin:0 auto 52px;
}
.sub.light{color:var(--muted)}

/* ---------- кнопки ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  background:var(--yellow-d);color:#fff;
  font-weight:700;font-size:16px;
  padding:15px 32px;border-radius:999px;border:0;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s;
  box-shadow:0 0 0 rgba(59,130,246,0);
  will-change:transform;
}
.btn:hover{
  background:#1d4ed8;
  transform:translateY(-3px) scale(1.02);
  box-shadow:0 14px 40px -10px rgba(59,130,246,.45);
}
.btn:active{transform:translateY(-1px) scale(.99)}
.btn.ghost{
  background:rgba(255,255,255,.05);color:var(--txt);
  border:1px solid rgba(255,255,255,.16);
  box-shadow:none;
}
.btn.ghost:hover{
  background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.32);
  box-shadow:0 14px 34px -16px rgba(0,0,0,.8);
}
.btn.lg{padding:18px 44px;font-size:18px}
.btn.sm{padding:10px 22px;font-size:14px}

/* ---------- чипы ---------- */
.chip{
  display:inline-block;
  font-size:14px;font-weight:600;
  color:var(--muted);
  border:1px solid rgba(255,255,255,.18);
  border-radius:999px;
  padding:8px 18px;
  margin-bottom:26px;
  background:rgba(255,255,255,.03);
  backdrop-filter:blur(6px);
}
.chip.light{background:#fff;color:var(--ink);border-color:#fff;font-weight:700}

/* ---------- header ---------- */
#siteHeader{
  position:sticky;top:0;z-index:50;
  background:rgba(12,15,21,.72);
  backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .3s,background .3s;
}
#siteHeader.scrolled{border-bottom-color:var(--line);background:rgba(12,15,21,.9)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px;gap:20px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-logo{height:38px;width:auto}
.brand-name{
  font-size:11px;font-weight:800;text-transform:uppercase;
  letter-spacing:.08em;line-height:1.35;
}
.nav-links{display:flex;gap:26px}
.nav-links a{
  font-size:15px;font-weight:500;color:var(--muted);
  transition:color .2s;position:relative;
}
.nav-links a:after{
  content:"";position:absolute;left:0;bottom:-6px;height:2px;width:0;
  background:var(--yellow);transition:width .3s var(--ease);border-radius:2px;
}
.nav-links a:hover,.nav-links a.active{color:#fff}
.nav-links a:hover:after,.nav-links a.active:after{width:100%}
.nav-cta{display:flex;gap:10px;flex-shrink:0}
.burger{display:none;background:none;border:0;width:44px;height:44px;position:relative}
.burger span{
  display:block;width:22px;height:2px;background:#fff;margin:5px auto;
  transition:transform .3s var(--ease),opacity .3s;border-radius:2px;
}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-nav{
  display:none;flex-direction:column;gap:4px;
  padding:12px 24px 24px;
  background:rgba(12,15,21,.97);border-bottom:1px solid var(--line);
  max-height:calc(100vh - 64px);
  max-height:calc(100dvh - 64px);
  overflow-y:auto;
}
.mobile-nav a{padding:12px 0;font-size:17px;font-weight:600;color:var(--muted)}
.mobile-nav a.btn{color:#fff;text-align:center;margin-top:10px;padding:14px}
.mobile-nav a.btn.ghost{margin-top:6px}
.mobile-nav.open{display:flex}

/* ---------- hero ---------- */
.hero{
  position:relative;
  padding:92px 0 110px;
  text-align:center;
  overflow:hidden;
}
.hero:before{ /* сетка */
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:72px 72px;
  mask-image:radial-gradient(ellipse 90% 70% at 50% 30%,#000 30%,transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse 90% 70% at 50% 30%,#000 30%,transparent 75%);
  pointer-events:none;
}
.hero:after{ /* жёлтое свечение */
  content:"";position:absolute;left:50%;top:-260px;transform:translateX(-50%);
  width:1100px;height:640px;
  background:radial-gradient(ellipse at center,rgba(59,130,246,.14),transparent 65%);
  pointer-events:none;
  animation:glowPulse 6s ease-in-out infinite;
}
@keyframes glowPulse{
  0%,100%{opacity:.85;transform:translateX(-50%) scale(1)}
  50%{opacity:1;transform:translateX(-50%) scale(1.06)}
}
.hero .container{position:relative;z-index:1}
.cta-row{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.hero-stats{
  display:flex;gap:14px;justify-content:center;flex-wrap:wrap;
  margin-top:46px;
}
.hero-stats div{
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.1);
  border-radius:var(--r-md);
  padding:16px 24px;min-width:210px;
  text-align:left;
  transition:transform .3s var(--ease),border-color .3s;
}
.hero-stats div:hover{transform:translateY(-4px);border-color:rgba(59,130,246,.4)}
.hero-stats b{display:block;font-size:22px;font-weight:800;color:var(--yellow)}
.hero-stats span{font-size:13.5px;color:var(--muted)}

/* скриншот в «браузере» */
.hero-shot{position:relative;margin-top:64px}
.frame{
  background:#0f141d;
  border:1px solid var(--line);
  border-radius:18px;
  overflow:hidden;
  box-shadow:0 40px 120px -30px rgba(0,0,0,.85);
}
.frame-bar{
  display:flex;align-items:center;gap:7px;
  padding:12px 16px;
  background:#141a26;border-bottom:1px solid var(--line);
}
.frame-bar i{width:11px;height:11px;border-radius:50%;background:#2b3548}
.frame-bar i:nth-child(1){background:#ff5f57}
.frame-bar i:nth-child(2){background:#febc2e}
.frame-bar i:nth-child(3){background:#28c840}
.frame-bar span{
  margin:0 auto;font-size:12.5px;color:var(--muted2);
  background:rgba(255,255,255,.05);border-radius:7px;padding:3px 16px;
}
.frame.glow{position:relative}
.hero-shot .frame{
  max-width:1020px;margin:0 auto;
  transform:perspective(1400px) rotateX(3deg);
  transform-origin:top center;
}
.hero-shot:before{
  content:"";position:absolute;left:50%;top:40px;transform:translateX(-50%);
  width:80%;height:70%;
  background:radial-gradient(ellipse at center,rgba(59,130,246,.16),transparent 70%);
  filter:blur(30px);
  z-index:-1;
}
.float-chip{
  position:absolute;
  background:#fff;color:var(--ink);
  font-size:14px;font-weight:700;
  padding:10px 20px;border-radius:999px;
  box-shadow:0 16px 40px -12px rgba(0,0,0,.6);
  animation:floatY 5s ease-in-out infinite;
  white-space:nowrap;
}
.fc1{left:2%;top:14%;animation-delay:0s}
.fc2{right:3%;top:32%;animation-delay:1.6s;background:var(--yellow);color:#fff}
.fc3{left:6%;bottom:10%;animation-delay:3.2s}
@keyframes floatY{
  0%,100%{transform:translateY(0) rotate(-1deg)}
  50%{transform:translateY(-14px) rotate(1.5deg)}
}

/* ---------- marquee ---------- */
.marquee{
  background:var(--yellow);
  overflow:hidden;
  padding:16px 0;
  transform:rotate(-1.2deg) scale(1.02);
  margin:10px -10px 0;
}
.marquee-track{
  display:flex;align-items:center;gap:28px;
  width:max-content;
  animation:marquee 28s linear infinite;
}
.marquee span{
  font-size:17px;font-weight:800;text-transform:uppercase;
  color:#fff;letter-spacing:.02em;white-space:nowrap;
}
.marquee i{font-style:normal;color:#fff;opacity:.55;font-size:14px}
@keyframes marquee{
  from{transform:translateX(0)}
  to{transform:translateX(-50%)}
}

/* ---------- секции ---------- */
.sec{padding:110px 0;position:relative}
.sec-label{
  display:flex;align-items:center;gap:22px;
  margin-bottom:8px;flex-wrap:wrap;
}
.sec-label p{color:var(--muted);font-size:17px}
.sec-label .chip{margin-bottom:0}

/* проблемы */
.prob-grid{
  display:grid;grid-template-columns:1.25fr .9fr;gap:44px;
  margin-top:52px;align-items:start;
}
.prob-list li{
  display:flex;gap:18px;align-items:flex-start;
  padding:20px 0;border-bottom:1px solid rgba(255,255,255,.07);
}
.prob-list li:last-child{border-bottom:0}
.prob-list i{
  flex-shrink:0;width:46px;height:46px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:#1a1a1a;border:1px solid var(--line);
  color:var(--yellow);font-style:normal;font-size:19px;font-weight:700;
  transition:transform .3s var(--ease),box-shadow .3s;
}
.prob-list li:hover i{
  transform:scale(1.12) rotate(-6deg);
  box-shadow:0 0 24px -6px rgba(59,130,246,.5);
}
.prob-list b{display:block;font-size:17.5px;font-weight:700}
.prob-list span{color:var(--muted);font-size:15px}
.prob-card{
  background:linear-gradient(160deg,#60a5fa,#2563eb);
  color:#fff;
  border-radius:var(--r-lg);
  padding:34px 30px;
  box-shadow:0 30px 80px -30px rgba(59,130,246,.35);
  transform:rotate(1.6deg);
  transition:transform .35s var(--ease);
}
.prob-card:hover{transform:rotate(0deg) scale(1.02)}
.prob-card p{font-size:21px;font-weight:800;margin-bottom:12px;line-height:1.3}
.prob-card span{font-size:15.5px;font-weight:500;opacity:.85}

/* последствия */
.cons-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  margin:52px 0 44px;text-align:left;
}
.cons-card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:28px 24px 34px;
  min-height:220px;
  display:flex;flex-direction:column;gap:16px;
  transition:transform .35s var(--ease),border-color .35s,box-shadow .35s;
}
.cons-card:hover{
  transform:translateY(-8px);
  border-color:rgba(59,130,246,.45);
  box-shadow:0 30px 60px -30px rgba(0,0,0,.9);
}
.cons-card em{font-style:normal;font-weight:800;font-size:14px;color:var(--muted2)}
.cons-card p{font-size:16.5px;font-weight:600;line-height:1.45}
.cons-card.first{
  background:linear-gradient(160deg,#60a5fa,#2563eb);
  border-color:var(--yellow);
  color:#fff;
  transform:rotate(-1.4deg);
}
.cons-card.first em{color:rgba(255,255,255,.65)}
.cons-card.first:hover{transform:rotate(0) translateY(-8px)}

/* ---------- белая секция ---------- */
.sec-white{
  background:#f4f4f2;
  color:var(--ink);
  border-radius:44px;
  margin:0 12px;
  padding:110px 0;
}
.steps{display:flex;flex-direction:column;gap:16px;max-width:980px;margin:0 auto}
.step-row{
  display:grid;grid-template-columns:1.3fr 1fr;gap:22px;
  background:#fff;
  border-radius:var(--r-lg);
  padding:30px 34px;
  box-shadow:0 10px 40px -20px rgba(0,0,0,.12);
  transition:transform .35s var(--ease),box-shadow .35s;
}
.step-row:hover{
  transform:translateY(-5px) scale(1.005);
  box-shadow:0 26px 60px -24px rgba(0,0,0,.2);
}
.step-n{
  display:inline-block;
  font-size:12.5px;font-weight:800;text-transform:uppercase;letter-spacing:.1em;
  color:#8a8a8a;margin-bottom:10px;
}
.step-info h3{font-size:24px;font-weight:800;margin-bottom:8px}
.step-info p{color:#555;font-size:15.5px}
.step-result{
  background:linear-gradient(160deg,#182234,#0d1420);
  color:#fff;
  border-radius:var(--r-md);
  padding:22px 24px;
  display:flex;flex-direction:column;gap:8px;justify-content:center;
  position:relative;overflow:hidden;
}
.step-result:before{
  content:"";position:absolute;right:-40px;top:-40px;width:130px;height:130px;
  background:radial-gradient(circle,rgba(59,130,246,.22),transparent 70%);
}
.step-result span{
  font-size:11.5px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
  color:var(--yellow);
}
.step-result p{font-size:15.5px;color:rgba(255,255,255,.88);line-height:1.45}

/* ---------- показ платформы ---------- */
.show-row{
  display:grid;grid-template-columns:.85fr 1.35fr;gap:48px;
  align-items:center;
  margin-top:84px;
}
.show-row.flip{grid-template-columns:1.35fr .85fr}
.show-row.flip .show-text{order:2}
.show-row.flip .frame{order:1}
.show-text em{
  font-style:normal;font-weight:900;font-size:15px;
  color:var(--yellow);letter-spacing:.1em;
}
.show-text h3{font-size:clamp(22px,2.6vw,30px);font-weight:800;margin:12px 0 14px;line-height:1.15}
.show-text p{color:var(--muted);font-size:16px;margin-bottom:20px}
.tag-row{display:flex;gap:8px;flex-wrap:wrap}
.tag-row span{
  font-size:13px;font-weight:600;color:var(--muted);
  border:1px solid rgba(255,255,255,.16);
  padding:6px 14px;border-radius:999px;
  transition:border-color .25s,color .25s;
}
.show-row:hover .tag-row span{border-color:rgba(59,130,246,.35)}
.show-row .frame{
  transition:transform .45s var(--ease),box-shadow .45s;
}
.show-row .frame:hover{
  transform:scale(1.025) rotate(.3deg);
  box-shadow:0 50px 130px -30px rgba(0,0,0,.9),0 0 60px -20px rgba(59,130,246,.25);
}

/* ---------- мобильный кабинет ---------- */
.mobile-sec{background:var(--bg2);border-top:1px solid #1a2130;border-bottom:1px solid #1a2130}
.feat-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:18px;
  margin:52px 0 30px;text-align:left;
}
.feat-card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:30px 26px;
  transition:transform .35s var(--ease),border-color .35s;
}
.feat-card:hover{transform:translateY(-8px);border-color:rgba(59,130,246,.45)}
.feat-card i{
  display:flex;align-items:center;justify-content:center;
  width:52px;height:52px;border-radius:14px;
  background:rgba(59,130,246,.12);color:var(--yellow);
  font-style:normal;font-size:22px;margin-bottom:18px;
  transition:transform .35s var(--ease),background .35s;
}
.feat-card:hover i{transform:scale(1.12) rotate(-8deg);background:rgba(59,130,246,.22)}
.feat-card h3{font-size:19px;font-weight:800;margin-bottom:8px}
.feat-card p{color:var(--muted);font-size:15px}
.mini-note{color:var(--muted2);font-size:14.5px}

/* ---------- методология / Анна ---------- */
.method-grid{
  display:grid;grid-template-columns:.9fr 1.2fr;gap:56px;
  align-items:center;max-width:1060px;margin:56px auto 0;
}
.method-photo{position:relative;text-align:center}
.method-photo img{
  position:relative;z-index:1;
  max-height:560px;margin:0 auto;
  filter:drop-shadow(0 30px 60px rgba(0,0,0,.6));
  animation:floatY 7s ease-in-out infinite;
}
.photo-glow{
  position:absolute;left:50%;bottom:-10px;transform:translateX(-50%);
  width:100%;height:75%;
  background:radial-gradient(ellipse at 50% 80%,rgba(59,130,246,.32),transparent 65%);
  filter:blur(24px);
}
.method-card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:40px 38px;
  position:relative;overflow:hidden;
}
.method-card:before{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;
  background:radial-gradient(circle,rgba(59,130,246,.14),transparent 70%);
}
.method-card em{font-style:normal;font-weight:800;font-size:14px;color:var(--muted2)}
.method-card h3{font-size:clamp(26px,3vw,36px);font-weight:900;margin:8px 0 4px}
.method-card .role{color:var(--yellow);font-weight:600;font-size:15.5px;margin-bottom:22px}
.check-list li{
  position:relative;
  padding:9px 0 9px 34px;
  color:rgba(255,255,255,.85);
  font-size:15.5px;
}
.check-list li:before{
  content:"✓";position:absolute;left:0;top:9px;
  width:22px;height:22px;border-radius:50%;
  background:rgba(59,130,246,.15);color:var(--yellow);
  display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:800;
}
.quote{
  margin-top:24px;padding:18px 22px;
  background:rgba(59,130,246,.07);
  border-left:3px solid var(--yellow);
  border-radius:0 var(--r-sm) var(--r-sm) 0;
  color:rgba(255,255,255,.8);
  font-size:15px;font-style:italic;
}

/* ---------- тарифы ---------- */
.plans{
  display:grid;grid-template-columns:repeat(3,1fr);gap:20px;
  margin:56px 0 30px;text-align:left;
}
.plan{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:34px 30px;
  display:flex;flex-direction:column;
  position:relative;
  transition:transform .35s var(--ease),border-color .35s,box-shadow .35s;
}
.plan:hover{
  transform:translateY(-8px);
  border-color:rgba(255,255,255,.3);
  box-shadow:0 34px 70px -34px rgba(0,0,0,.95);
}
.plan.pop{border-color:var(--yellow);box-shadow:0 0 0 3px rgba(59,130,246,.18)}
.plan.pop:hover{box-shadow:0 0 0 3px rgba(59,130,246,.3),0 34px 70px -34px rgba(0,0,0,.95)}
.plan-tag{
  position:absolute;top:-13px;left:30px;
  background:var(--yellow);color:#fff;
  font-size:12.5px;font-weight:800;text-transform:uppercase;letter-spacing:.06em;
  padding:5px 14px;border-radius:999px;
}
.plan em{font-style:normal;font-size:13px;font-weight:800;color:var(--muted2);letter-spacing:.08em;text-transform:uppercase}
.plan h3{font-size:26px;font-weight:900;margin:8px 0 6px}
.plan-desc{color:var(--muted);font-size:14.5px;min-height:44px}
.price{
  font-size:clamp(30px,3vw,38px);font-weight:900;letter-spacing:-.02em;
  margin:18px 0 6px;color:var(--yellow);
}
.price small{font-size:15px;font-weight:600;color:var(--muted)}
.plan ul{margin:14px 0 26px;flex:1}
.plan ul li{
  position:relative;padding:7px 0 7px 26px;
  color:rgba(255,255,255,.82);font-size:14.5px;
}
.plan ul li:before{content:"✓";position:absolute;left:0;color:var(--yellow);font-weight:800}
.plan .btn{width:100%}

/* ---------- запись на внедрение (форма) ---------- */
.req-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;
  align-items:center;max-width:1080px;margin:52px auto 0;
  text-align:left;
}
.req-info h3{font-size:clamp(22px,2.6vw,30px);font-weight:800;margin-bottom:18px;line-height:1.2}
.req-info .check-list{margin-bottom:26px}
.req-note{
  display:block;
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r-md);padding:16px 20px;
  color:var(--muted);font-size:14.5px;line-height:1.6;
}
.req-note b{color:#fff}
.lead-card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:36px 32px;
  position:relative;overflow:hidden;
}
.lead-card:before{
  content:"";position:absolute;right:-70px;top:-70px;width:240px;height:240px;
  background:radial-gradient(circle,rgba(59,130,246,.16),transparent 70%);
}
.lead-card h3{font-size:22px;font-weight:800;margin-bottom:6px}
.lead-card .lead-sub{color:var(--muted);font-size:14.5px;margin-bottom:22px}
.lead-form{display:flex;flex-direction:column;gap:14px;position:relative;z-index:1}
.lead-form label{display:block;font-size:13px;font-weight:600;color:var(--muted);margin-bottom:6px}
.lead-form input,.lead-form textarea,.lead-form select{
  width:100%;
  background:#0f141d;
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  padding:13px 16px;
  color:#fff;font-size:16px;font-family:inherit; /* 16px — iOS не зумит при фокусе */
  transition:border-color .25s,box-shadow .25s;
}
.lead-form input::placeholder,.lead-form textarea::placeholder{color:var(--muted2)}
.lead-form input:focus,.lead-form textarea:focus,.lead-form select:focus{
  outline:none;border-color:var(--yellow);
  box-shadow:0 0 0 3px rgba(59,130,246,.2);
}
.lead-form textarea{min-height:96px;resize:vertical}
.lead-form select{appearance:none;cursor:pointer}
.lead-form input[type=date]{color-scheme:dark}
.lead-when{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.lead-when-note{color:var(--muted2);font-size:12.5px;line-height:1.45;margin-top:-6px}
@media(max-width:420px){.lead-when{grid-template-columns:1fr}}
.lead-form .btn{width:100%;margin-top:6px}
.lead-form .btn[disabled]{opacity:.6;pointer-events:none}
.hp-field{position:absolute;left:-9999px;opacity:0;height:0;overflow:hidden} /* honeypot */
.lead-legal{color:var(--muted2);font-size:12.5px;text-align:center;margin-top:4px}
.lead-legal a{text-decoration:underline;text-underline-offset:2px}
.lead-legal a:hover{color:var(--txt)}
.lead-consent{display:flex;align-items:flex-start;gap:8px;color:var(--muted2);font-size:12.5px;line-height:1.45;cursor:pointer;margin-top:2px}
.lead-consent input{width:16px;height:16px;flex:none;margin-top:1px;accent-color:var(--blue,#3b82f6);cursor:pointer}
.lead-consent a{text-decoration:underline;text-underline-offset:2px}
.lead-consent a:hover{color:var(--txt)}
.lead-status{
  display:none;border-radius:var(--r-sm);padding:12px 16px;
  font-size:14.5px;font-weight:600;text-align:center;
}
.lead-status.err{display:block;background:rgba(255,99,71,.12);color:#ff9c8a;border:1px solid rgba(255,99,71,.3)}
.lead-success{
  display:none;text-align:center;padding:34px 10px;position:relative;z-index:1;
}
.lead-success i{
  display:flex;align-items:center;justify-content:center;
  width:64px;height:64px;border-radius:50%;margin:0 auto 18px;
  background:rgba(59,130,246,.15);color:var(--yellow);
  font-style:normal;font-size:28px;font-weight:800;
}
.lead-success h3{margin-bottom:8px}
.lead-success p{color:var(--muted);font-size:15px}
.lead-card.done .lead-form,.lead-card.done .lead-head{display:none}
.lead-card.done .lead-success{display:block}

/* ---------- FAQ ---------- */
.faq .faq-list{max-width:780px;margin:40px auto 0}
.faq details{
  background:#fff;
  border-radius:var(--r-md);
  margin-bottom:12px;
  overflow:hidden;
  box-shadow:0 6px 24px -14px rgba(0,0,0,.14);
  transition:box-shadow .3s;
}
.faq details:hover{box-shadow:0 14px 34px -16px rgba(0,0,0,.22)}
.faq summary{
  list-style:none;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:22px 26px;
  font-size:17.5px;font-weight:700;
  cursor:pointer;
  user-select:none;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary i{
  flex-shrink:0;position:relative;width:22px;height:22px;
  transition:transform .35s var(--ease);
}
.faq summary i:before,.faq summary i:after{
  content:"";position:absolute;background:#111;border-radius:2px;
}
.faq summary i:before{left:0;top:10px;width:22px;height:2px}
.faq summary i:after{left:10px;top:0;width:2px;height:22px;transition:transform .35s var(--ease),opacity .3s}
.faq details[open] summary i{transform:rotate(180deg)}
.faq details[open] summary i:after{transform:scaleY(0)}
.faq .faq-body,.faq details>p{
  padding:0 26px 24px;color:#555;font-size:15.5px;max-width:640px;
}

/* ---------- финальный CTA ---------- */
.final-cta{
  position:relative;overflow:hidden;
  padding:140px 0 150px;
}
.final-cta:before{
  content:"";position:absolute;left:50%;bottom:-320px;transform:translateX(-50%);
  width:1200px;height:700px;
  background:radial-gradient(ellipse at center,rgba(59,130,246,.2),transparent 65%);
  animation:glowPulse 7s ease-in-out infinite;
}
.final-cta .container{position:relative;z-index:1}
.final-cta .sub{margin-bottom:36px}

/* ---------- footer ---------- */
footer{
  background:#090c12;
  border-top:1px solid #1a2130;
  padding:64px 0 34px;
}
.fgrid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:44px}
.fbrand-row{display:flex;align-items:center;gap:14px;margin-bottom:16px}
.fbrand-row img{height:40px}
.fbrand-row b{
  font-size:12px;font-weight:800;text-transform:uppercase;
  letter-spacing:.08em;line-height:1.4;
}
.fbrand p{color:var(--muted2);font-size:14.5px;max-width:340px}
.fcol h4{
  font-size:13px;font-weight:800;text-transform:uppercase;
  letter-spacing:.1em;color:#fff;margin-bottom:16px;
}
.fcol a{display:block;padding:5px 0;color:var(--muted);font-size:15px;transition:color .2s}
.fcol a:hover{color:var(--yellow)}
.fmuted{display:block;padding:5px 0;color:var(--muted2);font-size:14px}
.copy{
  margin-top:46px;padding-top:24px;
  border-top:1px solid #1a2130;
  color:var(--muted2);font-size:13px;text-align:center;
}

/* ---------- анимации появления ---------- */
.rev{
  opacity:0;
  transform:translateY(36px);
  transition:opacity .8s var(--ease),transform .8s var(--ease);
  transition-delay:var(--d,0s);
  will-change:opacity,transform;
}
.rev.in{opacity:1;transform:translateY(0)}
@media (prefers-reduced-motion:reduce){
  .rev{opacity:1;transform:none;transition:none}
  .marquee-track,.float-chip,.method-photo img,.hero:after,.final-cta:before{animation:none}
  html{scroll-behavior:auto}
}

/* ---------- адаптив ---------- */
@media(max-width:1080px){
  .nav-links{display:none}
  .burger{display:block}
  .show-row,.show-row.flip{grid-template-columns:1fr;gap:26px}
  .show-row.flip .show-text{order:1}
  .show-row.flip .frame{order:2}
  .cons-grid{grid-template-columns:repeat(2,1fr)}
  .method-grid{grid-template-columns:1fr;gap:20px}
  .method-photo img{max-height:420px}
  .req-grid{grid-template-columns:1fr;gap:30px}
  .fgrid{grid-template-columns:1fr 1fr}
}
@media(max-width:860px){
  .nav-cta .ghost{display:none}
  .prob-grid{grid-template-columns:1fr;gap:28px}
  .prob-card{transform:rotate(0)}
  .plans{grid-template-columns:1fr;max-width:460px;margin-left:auto;margin-right:auto}
  .feat-grid{grid-template-columns:1fr;max-width:460px;margin-left:auto;margin-right:auto}
  .step-row{grid-template-columns:1fr;gap:16px;padding:26px 24px}
  .sec{padding:80px 0}
  .sec-white{padding:80px 0;border-radius:30px;margin:0 8px}
  .float-chip{display:none}
  .hero{padding:64px 0 80px}
  .hero-shot .frame{transform:none}
}
@media(max-width:560px){
  .cons-grid{grid-template-columns:1fr}
  .cons-card{min-height:0}
  .fgrid{grid-template-columns:1fr;gap:30px}
  .hero-stats div{width:100%}
  .btn.lg{width:100%;}
  .cta-row{flex-direction:column;align-items:stretch}
  /* плотнее вертикальный ритм на телефоне — без огромных пустот между секциями */
  .sec{padding:56px 0}
  .sec-white{padding:64px 0}
  .hero{padding:48px 0 64px}
  .final-cta{padding:90px 0 100px}
  .h2{margin-bottom:20px}
  .sub{margin-bottom:36px}
  .container{padding:0 18px}
  .lead-card{padding:26px 18px}
  .method-card{padding:28px 20px}
  .prob-card{padding:26px 22px}
  .feat-grid{margin:36px 0 22px}
  .req-grid{margin-top:36px;gap:24px}
  .method-grid{margin-top:36px}
}
/* очень узкие экраны: шапка должна вмещать лого + кнопку + бургер */
@media(max-width:480px){
  .nav{gap:10px;height:64px}
  .brand{gap:8px}
  .brand-logo{height:28px}
  .brand-name{font-size:8.5px;letter-spacing:.06em}
  .btn.sm{padding:8px 14px;font-size:13px}
  .burger{width:36px;height:40px;flex-shrink:0}
  .burger span{width:20px}
}

/* ---------- ИИ-консультант (плавающий чат) ---------- */
.ai-chat{position:fixed;right:20px;bottom:20px;z-index:90;font-size:15px}
/* авторский display:flex перебивает браузерный [hidden] — возвращаем hidden силу */
.ai-chat[hidden],.ai-panel[hidden]{display:none}
.ai-fab{
  display:flex;align-items:center;gap:10px;
  background:var(--yellow-d);color:#fff;border:none;border-radius:999px;
  padding:14px 20px;font-size:16px;font-weight:700;
  box-shadow:0 8px 30px rgba(37,99,235,.45);
  transition:transform .2s var(--ease), box-shadow .2s;
}
.ai-fab:hover{transform:translateY(-2px);box-shadow:0 12px 36px rgba(37,99,235,.55)}
.ai-fab span{font-size:14px}
.ai-panel{
  position:absolute;right:0;bottom:calc(100% + 14px);
  width:min(380px, calc(100vw - 40px));
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:0 24px 70px rgba(0,0,0,.55);
  display:flex;flex-direction:column;overflow:hidden;
}
.ai-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:14px 16px;border-bottom:1px solid var(--line);background:var(--panel2)}
.ai-head-txt{display:flex;flex-direction:column;line-height:1.25}
.ai-head-txt b{font-size:15px}
.ai-head-txt span{font-size:12.5px;color:var(--muted)}
.ai-close{background:none;border:none;color:var(--muted);font-size:16px;padding:6px;line-height:1}
.ai-close:hover{color:#fff}
.ai-msgs{padding:14px 14px 6px;overflow-y:auto;max-height:min(46vh,420px);min-height:120px;display:flex;flex-direction:column;gap:10px}
.ai-msg{max-width:86%;padding:10px 13px;border-radius:14px;line-height:1.45;white-space:pre-wrap;word-wrap:break-word}
.ai-msg.bot{background:var(--panel2);border:1px solid var(--line);border-bottom-left-radius:5px;align-self:flex-start;color:var(--txt)}
.ai-msg.user{background:var(--yellow-d);color:#fff;border-bottom-right-radius:5px;align-self:flex-end}
.ai-msg.err{background:rgba(255,133,98,.12);border:1px solid rgba(255,133,98,.4);align-self:flex-start;color:#ffb59e}
.ai-typing{align-self:flex-start;color:var(--muted);font-size:13px;padding:2px 13px}
.ai-typing i{display:inline-block;animation:aiBlink 1.2s infinite;font-style:normal}
.ai-typing i:nth-child(2){animation-delay:.2s}
.ai-typing i:nth-child(3){animation-delay:.4s}
@keyframes aiBlink{0%,80%,100%{opacity:.25}40%{opacity:1}}
.ai-form{display:flex;gap:8px;padding:10px 14px 4px}
.ai-form input{
  flex:1;background:var(--bg2);border:1px solid var(--line);border-radius:12px;
  padding:11px 13px;color:#fff;font-size:16px;font-family:inherit; /* 16px — iOS не зумит при фокусе */
}
.ai-form input:focus{outline:none;border-color:var(--yellow-d)}
.ai-send{background:var(--yellow-d);color:#fff;border:none;border-radius:12px;padding:0 16px;font-size:16px}
.ai-send:disabled{opacity:.5;cursor:default}
.ai-note{padding:8px 14px 12px;font-size:11.5px;line-height:1.4;color:var(--muted2)}
.ai-note a{color:var(--yellow);text-decoration:underline}
@media(max-width:520px){
  .ai-chat{right:12px;bottom:calc(12px + env(safe-area-inset-bottom,0px))}
  .ai-fab span{display:none}
  /* маленький кружок с иконкой чата */
  .ai-fab{width:50px;height:50px;padding:0;justify-content:center;font-size:22px}
  /* нижний лист: во всю ширину, не зависит от якоря кнопки; высота — по видимой
     области (dvh учитывает клавиатуру; vh — фолбэк для старых браузеров) */
  .ai-panel{
    position:fixed;left:10px;right:10px;bottom:calc(74px + env(safe-area-inset-bottom,0px));
    width:auto;
    max-height:calc(100vh - 96px);
    max-height:calc(100dvh - 96px);
  }
  .ai-msgs{max-height:none;min-height:120px;flex:1}
  .ai-msg{max-width:92%;font-size:14.5px}
  .ai-head{padding:12px 14px}
  .ai-note{font-size:10.5px;padding:6px 12px 10px}
}
/* низкие экраны (ландшафт телефона, маленькие окна): пришиваем панель к верху и низу,
   иначе она вылезает за верхнюю границу экрана */
@media(max-height:520px){
  .ai-fab span{display:none}
  .ai-fab{width:50px;height:50px;padding:0;justify-content:center;font-size:22px}
  .ai-panel{
    position:fixed;top:10px;bottom:calc(64px + env(safe-area-inset-bottom,0px));
    left:auto;right:10px;width:min(380px,calc(100vw - 20px));max-height:none;
  }
  .ai-msgs{max-height:none;min-height:80px;flex:1}
}