/* ============================================================
   ADVERTUS — ad sales landing
   ============================================================ */

:root{
  --bg:            #07060d;
  --bg-2:          #0c0a17;
  --surface:       rgba(255,255,255,.045);
  --surface-2:     rgba(255,255,255,.07);
  --line:          rgba(255,255,255,.10);
  --line-2:        rgba(255,255,255,.16);
  --text:          #f2f0f8;
  --muted:         #a09bb8;
  --muted-2:       #75708c;
  --brand:         #7c5cff;
  --brand-2:       #b06bff;
  --accent:        #22d3ee;
  --accent-2:      #34f5c5;
  --hot:           #ff5c7a;
  --radius:        22px;
  --radius-sm:     14px;
  --shadow:        0 30px 70px -30px rgba(0,0,0,.85);
  --ease:          cubic-bezier(.22,1,.36,1);
}

*,*::before,*::after{ margin:0; padding:0; box-sizing:border-box; }

html{ scroll-behavior:smooth; }

body{
  font-family:'Manrope',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  position:relative;
}

a{ color:inherit; text-decoration:none; }
img{ max-width:100%; display:block; }
button,input,select,textarea{ font-family:inherit; font-size:inherit; }

/* ---------- background layers ---------- */
.noise{
  position:fixed; inset:0; z-index:0; pointer-events:none; opacity:.035;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
}
.grid-bg{
  position:fixed; inset:0; z-index:0; pointer-events:none; opacity:.35;
  background-image:linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 90% 60% at 50% 0%,#000 20%,transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse 90% 60% at 50% 0%,#000 20%,transparent 75%);
}
.glow{
  position:fixed; z-index:0; pointer-events:none;
  width:820px; height:820px; border-radius:50%;
  filter:blur(140px); opacity:.34;
}
.glow--1{ top:-320px; right:-220px; background:radial-gradient(circle,#7c5cff,transparent 68%); animation:drift 22s var(--ease) infinite alternate; }
.glow--2{ bottom:-360px; left:-240px; background:radial-gradient(circle,#0ea5c4,transparent 68%); animation:drift 27s var(--ease) infinite alternate-reverse; }
@keyframes drift{ from{transform:translate3d(0,0,0) scale(1)} to{transform:translate3d(-70px,60px,0) scale(1.15)} }

/* ---------- layout ---------- */
.container{ width:min(1200px,92vw); margin-inline:auto; position:relative; z-index:2; }
.container--narrow{ width:min(820px,92vw); }
.section{ padding:120px 0; position:relative; z-index:2; }
.section--alt{ background:linear-gradient(180deg,transparent,rgba(255,255,255,.022) 20%,rgba(255,255,255,.022) 80%,transparent); }
.section--lead{ padding-bottom:140px; }

.sec-head{ text-align:center; max-width:720px; margin:0 auto 64px; }
.sec-head h2{ font-size:clamp(28px,4vw,46px); font-weight:800; letter-spacing:-.03em; line-height:1.12; margin-bottom:16px; }
.sec-head p{ color:var(--muted); font-size:17px; }

.grid{ display:grid; gap:22px; }
.grid--3{ grid-template-columns:repeat(3,1fr); }

/* ---------- badge ---------- */
.badge{
  display:inline-flex; align-items:center; gap:8px;
  padding:7px 16px; border-radius:100px; margin-bottom:22px;
  font-size:12.5px; font-weight:600; letter-spacing:.04em; text-transform:uppercase;
  color:#c9bcff; background:rgba(124,92,255,.12);
  border:1px solid rgba(124,92,255,.3);
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  padding:14px 26px; border-radius:100px; border:1px solid transparent;
  font-weight:700; font-size:15px; cursor:pointer;
  transition:transform .35s var(--ease), box-shadow .35s var(--ease), background .3s, border-color .3s, color .3s;
  white-space:nowrap;
}
.btn:hover{ transform:translateY(-2px); }
.btn:active{ transform:translateY(0); }
.btn--sm{ padding:10px 20px; font-size:14px; }
.btn--lg{ padding:17px 34px; font-size:16px; }
.btn--block{ display:flex; width:100%; }

.btn--primary{
  color:#fff;
  background:linear-gradient(120deg,var(--brand),var(--brand-2) 55%,#ff5cc8);
  box-shadow:0 14px 40px -12px rgba(124,92,255,.75);
}
.btn--primary:hover{ box-shadow:0 22px 55px -12px rgba(140,100,255,.95); }

.btn--ghost{
  color:var(--text);
  background:var(--surface);
  border-color:var(--line-2);
}
.btn--ghost:hover{ background:var(--surface-2); border-color:rgba(124,92,255,.55); }

/* ---------- nav ---------- */
.nav{
  position:sticky; top:0; z-index:100;
  padding:16px 0;
  transition:padding .35s var(--ease), background .35s, backdrop-filter .35s, border-color .35s;
  border-bottom:1px solid transparent;
}
.nav.is-stuck{
  padding:10px 0;
  background:rgba(8,7,16,.78);
  backdrop-filter:blur(18px) saturate(160%);
  -webkit-backdrop-filter:blur(18px) saturate(160%);
  border-bottom-color:var(--line);
}
.nav__inner{ display:flex; align-items:center; gap:26px; }

.logo{ display:flex; align-items:center; gap:11px; font-weight:800; letter-spacing:-.02em; }
.logo__mark{
  width:36px; height:36px; display:grid; place-items:center; border-radius:11px;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#0b0714; font-weight:900; font-size:19px;
  box-shadow:0 8px 24px -8px rgba(124,92,255,.9);
}
.logo__text{ font-size:17px; letter-spacing:.02em; }

.nav__links{ display:flex; gap:28px; margin-left:18px; }
.nav__links a{ font-size:14.5px; font-weight:600; color:var(--muted); position:relative; transition:color .25s; }
.nav__links a::after{
  content:''; position:absolute; left:0; bottom:-6px; height:2px; width:0;
  background:linear-gradient(90deg,var(--brand),var(--accent)); transition:width .35s var(--ease);
}
.nav__links a:hover{ color:var(--text); }
.nav__links a:hover::after{ width:100%; }

.nav__actions{ display:flex; align-items:center; gap:16px; margin-left:auto; }
.nav__phone{ font-weight:700; font-size:14.5px; color:var(--text); }
.nav__phone:hover{ color:#c9bcff; }

.burger{ display:none; width:44px; height:44px; border:1px solid var(--line-2); background:var(--surface); border-radius:12px; cursor:pointer; padding:12px 11px; }
.burger span{ display:block; height:2px; background:var(--text); border-radius:2px; transition:.3s var(--ease); }
.burger span + span{ margin-top:5px; }
.burger.is-open span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.burger.is-open span:nth-child(2){ opacity:0; }
.burger.is-open span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

/* ---------- hero ---------- */
.hero{ padding:80px 0 100px; position:relative; z-index:2; }
.hero__inner{ display:grid; grid-template-columns:1.08fr .92fr; gap:60px; align-items:center; }

.hero__title{ font-size:clamp(38px,6vw,72px); font-weight:800; line-height:1.03; letter-spacing:-.04em; margin-bottom:24px; }
.grad{
  background:linear-gradient(100deg,var(--brand-2),var(--accent) 70%);
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.hero__sub{ font-size:18px; color:var(--muted); max-width:520px; margin-bottom:36px; }
.hero__btns{ display:flex; gap:14px; flex-wrap:wrap; margin-bottom:56px; }

.hero__stats{ display:flex; gap:38px; flex-wrap:wrap; }
.stat b{ display:block; font-size:32px; font-weight:800; letter-spacing:-.03em;
  background:linear-gradient(120deg,#fff,#b9a8ff); -webkit-background-clip:text; background-clip:text; color:transparent; }
.stat span{ font-size:13.5px; color:var(--muted-2); }

/* hero visual */
.hero__visual{ perspective:1200px; }
.card-stack{ position:relative; height:420px; }

.mini-card{
  position:absolute; padding:20px; border-radius:20px;
  background:linear-gradient(150deg,rgba(28,24,48,.94),rgba(14,12,26,.94));
  border:1px solid var(--line-2);
  box-shadow:var(--shadow);
  backdrop-filter:blur(14px);
  animation:float 7s ease-in-out infinite;
}
.mini-card__row{ display:flex; align-items:baseline; gap:10px; margin-bottom:14px; }
.mini-card__row span{ font-size:13px; color:var(--muted-2); }
.mini-card__row b{ font-size:24px; font-weight:800; margin-left:auto; }
.mini-card__row.small{ margin:14px 0 0; font-size:12px; }
.mini-card__row.small b{ font-size:14px; }
.mini-card__row i{ font-style:normal; font-size:12px; font-weight:700; }
.up{ color:var(--accent-2); }
.down{ color:var(--hot); }

.mini-card--1{ top:0; left:0; width:270px; animation-delay:0s; }
.mini-card--2{ top:140px; right:0; width:265px; animation-delay:.9s; }
.mini-card--3{ bottom:0; left:30px; width:285px; animation-delay:1.8s; }

.spark{ display:flex; align-items:flex-end; gap:6px; height:60px; }
.spark span{ flex:1; border-radius:5px 5px 2px 2px; background:linear-gradient(180deg,var(--brand-2),rgba(124,92,255,.15)); }

.bar{ height:10px; border-radius:100px; background:rgba(255,255,255,.08); overflow:hidden; margin-bottom:6px; }
.bar span{ display:block; height:100%; border-radius:100px; background:linear-gradient(90deg,var(--brand),var(--accent)); animation:grow 3.2s var(--ease) infinite alternate; }
@keyframes grow{ from{width:55%} to{width:88%} }

.pills{ display:flex; gap:6px; flex-wrap:wrap; }
.pills i{ width:15px; height:15px; border-radius:5px; background:rgba(124,92,255,.35); animation:blink 2.6s ease-in-out infinite; }
.pills i:nth-child(3n){ background:rgba(34,211,238,.5); animation-delay:.3s; }
.pills i:nth-child(4n){ background:rgba(255,92,122,.4); animation-delay:.6s; }
.pills i:nth-child(5n){ animation-delay:.9s; }
@keyframes blink{ 0%,100%{opacity:.35; transform:scale(.85)} 50%{opacity:1; transform:scale(1)} }

.orbit{
  position:absolute; inset:auto; top:44%; left:50%; width:330px; height:330px;
  transform:translate(-50%,-50%);
  border:1px dashed rgba(124,92,255,.32); border-radius:50%;
  animation:spin 26s linear infinite;
}
.orbit span{
  position:absolute; top:-9px; left:50%; transform:translateX(-50%);
  font-size:9.5px; letter-spacing:.28em; color:rgba(201,188,255,.65);
  background:var(--bg); padding:0 8px; white-space:nowrap;
}
@keyframes spin{ to{ transform:translate(-50%,-50%) rotate(360deg) } }
@keyframes float{ 0%,100%{transform:translateY(0)} 50%{transform:translateY(-14px)} }

/* ---------- marquee ---------- */
.marquee{
  overflow:hidden; padding:20px 0; z-index:2; position:relative;
  border-block:1px solid var(--line);
  background:rgba(255,255,255,.015);
}
.marquee__track{
  display:flex; align-items:center; gap:26px; width:max-content;
  animation:marq 34s linear infinite;
}
.marquee__track span{ font-size:16px; font-weight:700; letter-spacing:.06em; color:var(--muted-2); text-transform:uppercase; white-space:nowrap; }
.marquee:hover .marquee__track{ animation-play-state:paused; }
@keyframes marq{ to{ transform:translateX(-50%) } }

/* ---------- cards ---------- */
.card{
  padding:32px 28px; border-radius:var(--radius);
  background:linear-gradient(160deg,var(--surface),rgba(255,255,255,.015));
  border:1px solid var(--line);
  position:relative; overflow:hidden;
  transition:transform .45s var(--ease), border-color .45s, background .45s, box-shadow .45s;
}
.card::before{
  content:''; position:absolute; inset:0; opacity:0; transition:opacity .45s;
  background:radial-gradient(420px circle at var(--mx,50%) var(--my,0%),rgba(124,92,255,.16),transparent 62%);
}
.card:hover{ transform:translateY(-6px); border-color:rgba(124,92,255,.42); box-shadow:var(--shadow); }
.card:hover::before{ opacity:1; }
.card__icon{
  display:grid; place-items:center; width:52px; height:52px; margin-bottom:20px;
  border-radius:15px; font-size:22px; color:#fff;
  background:linear-gradient(140deg,rgba(124,92,255,.32),rgba(34,211,238,.18));
  border:1px solid rgba(124,92,255,.35);
}
.card h3{ font-size:20px; font-weight:700; letter-spacing:-.02em; margin-bottom:12px; }
.card p{ color:var(--muted); font-size:14.5px; margin-bottom:20px; }
.card--accent{ background:linear-gradient(160deg,rgba(124,92,255,.16),rgba(34,211,238,.05)); border-color:rgba(124,92,255,.35); }

.card__list{ list-style:none; display:grid; gap:9px; margin-bottom:24px; }
.card__list li{ position:relative; padding-left:24px; font-size:14px; color:var(--muted); }
.card__list li::before{
  content:''; position:absolute; left:0; top:8px; width:8px; height:8px; border-radius:50%;
  background:linear-gradient(135deg,var(--brand-2),var(--accent));
}
.card__foot{ display:flex; align-items:baseline; gap:8px; padding-top:18px; border-top:1px solid var(--line); }
.card__foot b{ font-size:22px; font-weight:800; letter-spacing:-.02em; }
.card__foot span{ font-size:12.5px; color:var(--muted-2); }

/* ---------- price ---------- */
.price{
  padding:34px 28px; border-radius:var(--radius);
  background:linear-gradient(160deg,var(--surface),rgba(255,255,255,.012));
  border:1px solid var(--line);
  display:flex; flex-direction:column;
  transition:transform .45s var(--ease), border-color .45s, box-shadow .45s;
}
.price:hover{ transform:translateY(-6px); border-color:rgba(34,211,238,.4); box-shadow:var(--shadow); }
.price--hot{
  background:linear-gradient(160deg,rgba(124,92,255,.2),rgba(255,92,122,.07));
  border-color:rgba(124,92,255,.5);
  box-shadow:0 30px 80px -40px rgba(124,92,255,.9);
}
.price h3{ font-size:21px; font-weight:700; margin:14px 0 12px; }
.price__tag{
  display:inline-block; align-self:flex-start; padding:5px 12px; border-radius:100px;
  font-size:11px; font-weight:700; letter-spacing:.08em; text-transform:uppercase;
  color:var(--accent); background:rgba(34,211,238,.12); border:1px solid rgba(34,211,238,.3);
}
.price__tag--hot{ color:#ffd5de; background:rgba(255,92,122,.18); border-color:rgba(255,92,122,.42); }
.price__value{ font-size:30px; font-weight:800; letter-spacing:-.03em; margin-bottom:10px; }
.price__value span{ font-size:13px; font-weight:500; color:var(--muted-2); letter-spacing:0; }
.price p{ color:var(--muted); font-size:14px; margin-bottom:22px; }
.price .card__list{ flex:1; }
.price .btn{ margin-top:auto; }

/* ---------- calculator ---------- */
.calc{
  display:grid; grid-template-columns:1.1fr .9fr; gap:40px;
  padding:48px; border-radius:30px;
  background:linear-gradient(150deg,rgba(24,20,44,.9),rgba(10,8,20,.9));
  border:1px solid var(--line-2);
  box-shadow:var(--shadow);
}
.calc__left h2{ font-size:clamp(24px,3vw,34px); font-weight:800; letter-spacing:-.03em; margin-bottom:12px; }
.calc__left > p{ color:var(--muted); font-size:15px; margin-bottom:34px; }

.field{ margin-bottom:24px; }
.field label{ display:block; font-size:13px; font-weight:600; color:var(--muted); margin-bottom:12px; }
.field label b{ color:var(--text); font-size:15px; font-weight:800; float:right; }

.chips{ display:flex; gap:9px; flex-wrap:wrap; }
.chip{
  padding:9px 16px; border-radius:100px; cursor:pointer;
  font-size:13.5px; font-weight:600; color:var(--muted);
  background:var(--surface); border:1px solid var(--line-2);
  transition:.3s var(--ease);
}
.chip:hover{ color:var(--text); border-color:rgba(124,92,255,.5); }
.chip.is-active{
  color:#fff; border-color:transparent;
  background:linear-gradient(120deg,var(--brand),var(--brand-2));
  box-shadow:0 10px 26px -10px rgba(124,92,255,.9);
}

input[type=range]{
  -webkit-appearance:none; appearance:none; width:100%; height:6px; border-radius:100px;
  background:linear-gradient(90deg,var(--brand),var(--accent)) 0/var(--p,50%) 100%, rgba(255,255,255,.1);
  background-color:rgba(255,255,255,.1); outline:none; cursor:pointer;
}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none; width:22px; height:22px; border-radius:50%;
  background:#fff; border:5px solid var(--brand);
  box-shadow:0 4px 14px rgba(0,0,0,.5); transition:transform .2s;
}
input[type=range]::-webkit-slider-thumb:hover{ transform:scale(1.15); }
input[type=range]::-moz-range-thumb{
  width:22px; height:22px; border-radius:50%; background:#fff; border:5px solid var(--brand); cursor:pointer;
}
.scale{ display:flex; justify-content:space-between; margin-top:8px; font-size:11.5px; color:var(--muted-2); }

.calc__right{
  display:flex; flex-direction:column; gap:22px;
  padding:34px; border-radius:var(--radius);
  background:rgba(255,255,255,.035); border:1px solid var(--line);
}
.calc__label{ font-size:12px; letter-spacing:.1em; text-transform:uppercase; color:var(--muted-2); }
.calc__value{
  display:block; font-size:clamp(34px,4.4vw,48px); font-weight:800; letter-spacing:-.04em; margin:8px 0 6px;
  background:linear-gradient(110deg,#fff,#b39cff); -webkit-background-clip:text; background-clip:text; color:transparent;
}
.calc__note{ font-size:13.5px; color:var(--muted); }
.calc__rows{ list-style:none; display:grid; gap:12px; }
.calc__rows li{ display:flex; justify-content:space-between; font-size:14px; color:var(--muted);
  padding-bottom:12px; border-bottom:1px dashed var(--line); }
.calc__rows b{ color:var(--text); font-weight:700; }
.calc__disclaimer{ font-size:11.5px; color:var(--muted-2); text-align:center; }

/* ---------- steps ---------- */
.steps{ display:grid; grid-template-columns:repeat(5,1fr); gap:16px; }
.step{
  padding:28px 22px; border-radius:var(--radius-sm);
  background:var(--surface); border:1px solid var(--line);
  transition:transform .4s var(--ease), border-color .4s;
}
.step:hover{ transform:translateY(-5px); border-color:rgba(34,211,238,.4); }
.step__num{ font-size:13px; font-weight:800; letter-spacing:.1em; color:var(--brand-2); }
.step h3{ font-size:17px; font-weight:700; margin:12px 0 8px; }
.step p{ font-size:13.5px; color:var(--muted); }

/* ---------- cases ---------- */
.case{
  padding:30px 26px; border-radius:var(--radius);
  background:linear-gradient(165deg,var(--surface),rgba(255,255,255,.012));
  border:1px solid var(--line);
  transition:transform .45s var(--ease), border-color .45s, box-shadow .45s;
}
.case:hover{ transform:translateY(-6px); border-color:rgba(124,92,255,.42); box-shadow:var(--shadow); }
.case__head{ display:flex; justify-content:space-between; align-items:center; margin-bottom:18px; }
.case__cat{ font-size:11.5px; font-weight:700; letter-spacing:.09em; text-transform:uppercase; color:var(--accent); }
.case__year{ font-size:12px; color:var(--muted-2); }
.case h3{ font-size:21px; font-weight:700; margin-bottom:18px; letter-spacing:-.02em; }
.case__metrics{ display:flex; gap:26px; margin-bottom:16px; }
.case__metrics b{ display:block; font-size:26px; font-weight:800; letter-spacing:-.03em; color:#fff; }
.case__metrics span{ font-size:12px; color:var(--muted-2); }
.case p{ font-size:14px; color:var(--muted); margin-bottom:18px; }
.tags{ display:flex; gap:7px; flex-wrap:wrap; }
.tags i{ font-style:normal; font-size:11.5px; padding:5px 11px; border-radius:100px;
  background:rgba(255,255,255,.06); border:1px solid var(--line); color:var(--muted); }

/* ---------- quotes ---------- */
.quote{
  margin:0; padding:32px 28px; border-radius:var(--radius);
  background:linear-gradient(165deg,var(--surface),rgba(255,255,255,.012));
  border:1px solid var(--line);
  transition:transform .45s var(--ease), border-color .45s;
}
.quote:hover{ transform:translateY(-6px); border-color:rgba(124,92,255,.4); }
.quote p{ font-size:16px; line-height:1.7; color:#dcd7ea; margin-bottom:24px; }
.quote footer{ display:flex; align-items:center; gap:13px; }
.avatar{
  width:46px; height:46px; flex:none; display:grid; place-items:center; border-radius:50%;
  font-size:14px; font-weight:800; color:#fff;
  background:linear-gradient(140deg,var(--brand),var(--brand-2));
}
.quote footer b{ display:block; font-size:14.5px; font-weight:700; }
.quote footer i{ font-style:normal; font-size:12.5px; color:var(--muted-2); }

/* ---------- faq ---------- */
.faq{ display:grid; gap:12px; }
.faq__item{
  border-radius:var(--radius-sm); overflow:hidden;
  background:var(--surface); border:1px solid var(--line);
  transition:border-color .35s, background .35s;
}
.faq__item[open]{ border-color:rgba(124,92,255,.4); background:var(--surface-2); }
.faq__item summary{
  list-style:none; cursor:pointer; padding:22px 26px;
  font-size:16.5px; font-weight:700; letter-spacing:-.01em;
  display:flex; align-items:center; justify-content:space-between; gap:18px;
}
.faq__item summary::-webkit-details-marker{ display:none; }
.faq__item summary::after{
  content:'+'; font-size:24px; font-weight:400; color:var(--brand-2);
  transition:transform .35s var(--ease); flex:none; line-height:1;
}
.faq__item[open] summary::after{ transform:rotate(45deg); }
.faq__item p{ padding:0 26px 24px; color:var(--muted); font-size:15px; }

/* ---------- lead ---------- */
.lead{
  display:grid; grid-template-columns:1fr 1fr; gap:52px; align-items:center;
  padding:56px; border-radius:34px;
  background:
    radial-gradient(900px circle at 100% 0%,rgba(124,92,255,.24),transparent 60%),
    linear-gradient(150deg,rgba(24,20,46,.95),rgba(9,7,18,.95));
  border:1px solid var(--line-2);
  box-shadow:var(--shadow);
}
.lead h2{ font-size:clamp(26px,3.4vw,40px); font-weight:800; line-height:1.1; letter-spacing:-.035em; margin-bottom:16px; }
.lead__text > p{ color:var(--muted); font-size:16px; margin-bottom:26px; }
.lead__list{ list-style:none; display:grid; gap:11px; margin-bottom:32px; }
.lead__list li{ position:relative; padding-left:28px; font-size:15px; }
.lead__list li::before{
  content:'✓'; position:absolute; left:0; top:0;
  width:19px; height:19px; display:grid; place-items:center; border-radius:50%;
  font-size:11px; font-weight:800; color:#0b0714;
  background:linear-gradient(135deg,var(--accent-2),var(--accent));
}
.lead__contact{ display:grid; gap:5px; padding-top:24px; border-top:1px solid var(--line); }
.lead__contact a{ font-size:17px; font-weight:700; width:fit-content; }
.lead__contact a:hover{ color:#c9bcff; }
.lead__contact span{ font-size:13px; color:var(--muted-2); }

.form{
  padding:34px; border-radius:var(--radius);
  background:rgba(255,255,255,.04); border:1px solid var(--line);
  display:grid; gap:16px;
}
.form__row{ display:grid; grid-template-columns:1fr 1fr; gap:14px; }
.form input[type=text],.form select,.form textarea{
  width:100%; padding:14px 16px; border-radius:12px;
  background:rgba(255,255,255,.05); border:1px solid var(--line-2);
  color:var(--text); font-size:15px; transition:border-color .3s, background .3s;
}
.form textarea{ resize:vertical; min-height:88px; }
.form input::placeholder,.form textarea::placeholder{ color:var(--muted-2); }
.form input:focus,.form select:focus,.form textarea:focus{
  outline:none; border-color:var(--brand-2); background:rgba(124,92,255,.1);
}
.form select option{ background:#14111f; color:var(--text); }
.form .error{ display:none; color:#ff8098; font-size:12px; margin-top:6px; }
.field.has-error input{ border-color:var(--hot); }
.field.has-error .error{ display:block; }

.check{ display:flex; align-items:flex-start; gap:10px; font-size:13px; color:var(--muted); cursor:pointer; }
.check input{ width:18px; height:18px; accent-color:var(--brand-2); flex:none; margin-top:2px; }
.check a{ color:#c9bcff; text-decoration:underline; }
.form__ok{
  display:none; padding:14px 16px; border-radius:12px; font-size:14px; font-weight:600;
  color:#8ff5d4; background:rgba(52,245,197,.1); border:1px solid rgba(52,245,197,.32);
}
.form.is-sent .form__ok{ display:block; }
.form.is-sent > *:not(.form__ok){ display:none; }

/* ---------- footer ---------- */
.footer{ padding:70px 0 34px; border-top:1px solid var(--line); background:rgba(0,0,0,.25); position:relative; z-index:2; }
.footer__grid{ display:grid; grid-template-columns:1.6fr 1fr 1fr 1.2fr; gap:40px; margin-bottom:46px; }
.footer__about{ font-size:14px; color:var(--muted-2); margin-top:16px; max-width:300px; }
.footer h4{ font-size:13px; font-weight:700; letter-spacing:.1em; text-transform:uppercase; color:var(--muted-2); margin-bottom:16px; }
.footer__grid > div > a:not(.logo){ display:block; font-size:14.5px; color:var(--muted); padding:5px 0; transition:color .25s; }
.footer__grid > div > a:not(.logo):hover{ color:var(--text); }
.footer__grid > div > span:not(.logo__mark){ display:block; font-size:14.5px; color:var(--muted-2); padding:5px 0; }
.footer__bottom{ display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px;
  padding-top:26px; border-top:1px solid var(--line); font-size:13px; color:var(--muted-2); }

/* ---------- to top ---------- */
.to-top{
  position:fixed; right:26px; bottom:26px; z-index:90;
  width:48px; height:48px; display:grid; place-items:center;
  border-radius:50%; font-size:19px; color:#fff;
  background:linear-gradient(140deg,var(--brand),var(--brand-2));
  box-shadow:0 14px 34px -10px rgba(124,92,255,.9);
  opacity:0; visibility:hidden; transform:translateY(14px);
  transition:.4s var(--ease);
}
.to-top.is-visible{ opacity:1; visibility:visible; transform:none; }
.to-top:hover{ transform:translateY(-3px); }

/* ---------- reveal ---------- */
.reveal{ opacity:0; transform:translateY(26px); transition:opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.is-visible{ opacity:1; transform:none; }
.reveal[data-delay="1"]{ transition-delay:.1s }
.reveal[data-delay="2"]{ transition-delay:.2s }
.reveal[data-delay="3"]{ transition-delay:.3s }
.reveal[data-delay="4"]{ transition-delay:.4s }

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .hero__inner{ grid-template-columns:1fr; gap:70px; }
  .hero__visual{ max-width:520px; margin-inline:auto; width:100%; }
  .grid--3{ grid-template-columns:repeat(2,1fr); }
  .steps{ grid-template-columns:repeat(3,1fr); }
  .calc,.lead{ grid-template-columns:1fr; gap:36px; padding:36px; }
  .footer__grid{ grid-template-columns:1fr 1fr; gap:32px; }
}
@media (max-width:860px){
  .section{ padding:80px 0; }
  .nav__links{
    position:absolute; top:calc(100% + 8px); left:4vw; right:4vw;
    flex-direction:column; gap:0; padding:10px;
    background:rgba(10,8,20,.96); backdrop-filter:blur(20px);
    border:1px solid var(--line-2); border-radius:18px;
    opacity:0; visibility:hidden; transform:translateY(-10px);
    transition:.35s var(--ease);
  }
  .nav__links.is-open{ opacity:1; visibility:visible; transform:none; }
  .nav__links a{ padding:14px 16px; border-radius:12px; }
  .nav__links a:hover{ background:var(--surface); }
  .nav__links a::after{ display:none; }
  .burger{ display:block; }
  .nav__phone{ display:none; }
  .nav__actions .btn{ display:none; }
}
@media (max-width:640px){
  .grid--3{ grid-template-columns:1fr; }
  .steps{ grid-template-columns:1fr; }
  .hero__btns .btn{ width:100%; }
  .hero__stats{ gap:24px; }
  .stat b{ font-size:26px; }
  .card-stack{ height:auto; }
  .mini-card{ position:static; width:100% !important; margin-bottom:14px; animation:none; }
  .orbit{ display:none; }
  .form__row{ grid-template-columns:1fr; }
  .footer__grid{ grid-template-columns:1fr; }
  .footer__bottom{ flex-direction:column; }
  .calc,.lead,.form{ padding:26px 22px; }
  .to-top{ right:16px; bottom:16px; }
}

@media (prefers-reduced-motion:reduce){
  *{ animation:none !important; transition:none !important; }
  .reveal{ opacity:1; transform:none; }
}