@font-face{
  font-family:"Inter Tight"; font-style:normal; font-weight:100 900; font-display:swap;
  src:url("assets/fonts/inter-tight-cyrillic.woff2") format("woff2");
  unicode-range:U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face{
  font-family:"Inter Tight"; font-style:normal; font-weight:100 900; font-display:swap;
  src:url("assets/fonts/inter-tight-latin-ext.woff2") format("woff2");
  unicode-range:U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face{
  font-family:"Inter Tight"; font-style:normal; font-weight:100 900; font-display:swap;
  src:url("assets/fonts/inter-tight-latin.woff2") format("woff2");
  unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root{
  --u: 0.08333333vw;   /* 1200 design px === 100vw */
  --ink:#ffffff;
  --ink-dim:rgba(255,255,255,.78);
  --glass:rgba(22,20,18,.28);
  --glass-line:rgba(255,255,255,.30);
  --e:cubic-bezier(.16,1,.3,1);

  --paper:#f3f0ea;
  --coal:#16140f;
  --coal-dim:rgba(22,20,15,.66);
  --night:#0d0f10;
  --pad:clamp(20px, 2vw, 24px);
}

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

html{ scroll-behavior:smooth; scroll-padding-top:84px; }

html,
body{ margin:0; }

body{
  background:var(--night);
  overflow-x:hidden;
  color:var(--ink);
  font-family:"Inter Tight", "Helvetica Neue", Helvetica, "Segoe UI", Arial, sans-serif;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

.u-sr{
  position:absolute;
  width:1px;
  height:1px;
  overflow:hidden;
  clip:rect(0 0 0 0);
  clip-path:inset(50%);
  white-space:nowrap;
}

:focus-visible{ outline:2px solid #fff; outline-offset:3px; border-radius:4px; }
.sec--light :focus-visible{ outline-color:var(--coal); }

/* ---------- buttons ---------- */

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:52px;
  padding:0 26px;
  border-radius:999px;
  border:1px solid transparent;
  font:inherit;
  font-size:15px;
  font-weight:500;
  letter-spacing:-.01em;
  text-decoration:none;
  white-space:nowrap;
  cursor:pointer;
  transition:background .25s ease, color .25s ease, border-color .25s ease, transform .25s ease;
}
.btn--light{ background:var(--paper); color:var(--coal); border-color:rgba(255,255,255,.65); }
.btn--light:hover{ background:#fff; border-color:#fff; }
.btn--dark{ background:var(--coal); color:#fff; }
.btn--dark:hover{ background:#000; }

/* ---------- hero & layers ---------- */

.hero{
  position:relative;
  height:100svh;
  min-height:430px;
  overflow:hidden;
  isolation:isolate;
}

.hero__bg,
.hero__cutout{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  object-position:center center;
  pointer-events:none;
  user-select:none;
  -webkit-user-drag:none;
  animation:plate-in 2s var(--e) both;
}
.hero__bg{ z-index:1; }
.hero__cutout{ z-index:4; }

.hero__scrim{
  position:absolute;
  inset:0;
  z-index:2;
  pointer-events:none;
  background:
    linear-gradient(to bottom, rgba(0,0,0,.30) 0%, rgba(0,0,0,0) 26%),
    linear-gradient(to top,    rgba(0,0,0,.34) 0%, rgba(0,0,0,0) 34%),
    radial-gradient(120% 90% at 50% 45%, rgba(0,0,0,0) 42%, rgba(0,0,0,.30) 100%);
  animation:fade-in 1.4s var(--e) both;
}

.logo,
.nav,
.intro,
.pins,
.scroll{ z-index:5; }

/* ---------- line reveal ---------- */

.line{
  display:block;
  clip-path:inset(-28% -8% 100% -8%);
  animation:line-open 1.15s var(--e) var(--dl,0s) both;
}
.line__in{
  display:block;
  animation:line-rise 1.15s var(--e) var(--dl,0s) both;
}

/* ---------- logo ---------- */

.logo{
  position:absolute;
  top:calc(32 / 675 * 100%);
  left:calc(24 * var(--u));
  display:flex;
  align-items:center;
  gap:calc(12 * var(--u));
  height:calc(26 * var(--u));
  color:var(--ink);
  text-decoration:none;
  animation:pill-in .85s var(--e) .24s both;
}
.logo__name{
  font-size:calc(15 * var(--u));
  font-weight:700;
  letter-spacing:.08em;
  text-transform:uppercase;
}
.logo__desc{
  padding-left:calc(12 * var(--u));
  border-left:1px solid rgba(255,255,255,.35);
  font-size:calc(9.6 * var(--u));
  line-height:1.2;
  color:var(--ink-dim);
  letter-spacing:-.002em;
}

/* ---------- title ---------- */

.hero__title{
  position:absolute;
  z-index:3;
  left:calc(15 * var(--u));
  top:calc(67.9 / 675 * 100%);
  margin:0;
  font-size:calc(123.2 * var(--u));
  font-weight:700;
  line-height:.772;
  letter-spacing:-.055em;
  white-space:nowrap;
  pointer-events:none;
}
.hero__title .line:nth-child(1){ margin-top:-.145em; --dl:.10s; }
.hero__title .line:nth-child(2){ --dl:.22s; }

.hero__geo{
  display:inline-block;
  vertical-align:top;
  position:relative;
  top:calc(26 * var(--u));
  margin-left:calc(22 * var(--u));
  font-size:calc(17.6 * var(--u));
  font-weight:500;
  line-height:1.08;
  letter-spacing:-.017em;
}

/* ---------- nav ---------- */

.nav{
  position:absolute;
  top:calc(32 / 675 * 100%);
  right:calc(24 * var(--u));
}

.nav__links{
  display:flex;
  gap:calc(13 * var(--u));
}

.pill{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:calc(26 * var(--u));
  padding:0 calc(9 * var(--u));
  border-radius:999px;
  border:1px solid rgba(255,255,255,.10);
  background:rgba(0,0,0,.22);
  -webkit-backdrop-filter:blur(calc(9 * var(--u)));
  backdrop-filter:blur(calc(9 * var(--u)));
  color:var(--ink);
  font-size:calc(10.3 * var(--u));
  font-weight:500;
  letter-spacing:-.005em;
  text-decoration:none;
  white-space:nowrap;
  transition:background .25s ease, border-color .25s ease, color .25s ease;
  animation:pill-in .85s var(--e) both;
}
.pill:hover{ background:rgba(0,0,0,.40); border-color:rgba(255,255,255,.24); }

.pill:nth-child(1){ animation-delay:.30s; }
.pill:nth-child(2){ animation-delay:.36s; }
.pill:nth-child(3){ animation-delay:.42s; }
.pill:nth-child(4){ animation-delay:.48s; }
.pill:nth-child(5){ animation-delay:.54s; }

.pill--phone{
  background:var(--paper);
  border-color:rgba(255,255,255,.65);
  color:var(--coal);
  padding:0 calc(16 * var(--u));
  letter-spacing:-.01em;
}
.pill--phone:hover{ background:#fff; border-color:#fff; }

.burger,
.nav__call{ display:none; }

/* ---------- intro ---------- */

.intro{
  position:absolute;
  left:calc(24 * var(--u));
  top:calc(434.5 / 675 * 100%);
  width:calc(210 * var(--u));
}

.intro__head{
  margin:0;
  font-size:calc(17.6 * var(--u));
  font-weight:500;
  line-height:1.055;
  letter-spacing:-.017em;
}
.intro__head .line:nth-child(1){ --dl:.46s; }
.intro__head .line:nth-child(2){ --dl:.54s; }
.intro__head .line:nth-child(3){ --dl:.62s; }

.intro__body{
  position:relative;
  margin-top:calc(12 * var(--u));
  animation:soft-up 1.1s var(--e) .78s both;
}

.intro__body p{
  margin:0;
  font-size:calc(9.6 * var(--u));
  line-height:1.235;
  letter-spacing:-.002em;
  color:var(--ink-dim);
  text-indent:calc(16 * var(--u));
}

.intro__year{
  position:absolute;
  right:calc(43 * var(--u));
  bottom:0;
  font-size:calc(9.8 * var(--u));
  font-style:italic;
  letter-spacing:.02em;
  color:var(--ink-dim);
  white-space:nowrap;
}

.intro__cta{
  height:calc(32 * var(--u));
  margin-top:calc(14 * var(--u));
  padding:0 calc(16 * var(--u));
  font-size:calc(10.3 * var(--u));
  animation:soft-up 1.1s var(--e) .9s both;
}

/* ---------- pins & cards ---------- */

.pins{
  position:absolute;
  inset:0;
  pointer-events:none;
}

.pin{
  position:absolute;
  margin:0;
  pointer-events:auto;
}

.card{
  display:flex;
  align-items:stretch;
  gap:calc(9 * var(--u));
  padding:calc(10 * var(--u));
  border-radius:calc(16 * var(--u));
  border:1px solid var(--glass-line);
  background:var(--glass);
  -webkit-backdrop-filter:blur(calc(11 * var(--u))) saturate(.9);
  backdrop-filter:blur(calc(11 * var(--u))) saturate(.9);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.10),
    0 calc(14 * var(--u)) calc(34 * var(--u)) rgba(0,0,0,.28);
  animation:card-in 1.1s var(--e) both;
}

.card__thumb{
  flex:0 0 auto;
  width:calc(69 * var(--u));
  border-radius:calc(8 * var(--u));
  overflow:hidden;
}
.card__thumb img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}

.card__text{ margin:0; }

.card h3{
  margin:0;
  font-size:calc(13.4 * var(--u));
  font-weight:500;
  line-height:1.08;
  letter-spacing:-.022em;
}

.card p{
  margin:calc(9 * var(--u)) 0 0;
  font-size:calc(9.4 * var(--u));
  line-height:1.245;
  letter-spacing:-.002em;
  color:var(--ink-dim);
}

.pin__dot{
  position:absolute;
  width:calc(9 * var(--u));
  height:calc(9 * var(--u));
  border-radius:50%;
  background:#fff;
  box-shadow:
    0 0 0 calc(3 * var(--u)) rgba(10,10,10,.30),
    0 0 calc(10 * var(--u)) rgba(0,0,0,.35);
  animation:dot-in .6s var(--e) both;
}

.pin__line{
  position:absolute;
  width:1px;
  background:rgba(255,255,255,.55);
  transform-origin:top center;
  animation:line-draw .6s var(--e) both;
}

.pin--ridge{
  left:calc(887 * var(--u));
  top:calc(239 / 675 * 100%);
  width:calc(207 * var(--u));
}
.pin--ridge .card{ height:calc(108 * var(--u)); animation-delay:.72s; }
.pin--ridge .pin__line{
  left:calc(11 * var(--u));
  top:100%;
  height:calc(23 * var(--u));
  animation-delay:1.10s;
}
.pin--ridge .pin__dot{
  left:calc(6.5 * var(--u));
  top:calc(100% + 23 * var(--u));
  animation-delay:1.28s;
}

.pin--baths{
  left:calc(463 * var(--u));
  top:calc(513 / 675 * 100%);
  width:calc(211 * var(--u));
}
.pin--baths .card{ height:calc(114 * var(--u)); animation-delay:.86s; }
.pin--baths .card__thumb{ width:calc(74 * var(--u)); margin-left:auto; }
.pin--baths .pin__line{
  left:calc(196 * var(--u));
  bottom:100%;
  height:calc(21 * var(--u));
  transform-origin:bottom center;
  animation-delay:1.24s;
}
.pin--baths .pin__dot{
  left:calc(191.5 * var(--u));
  bottom:calc(100% + 21 * var(--u));
  animation-delay:1.42s;
}

/* ---------- scroll ---------- */

.scroll{
  position:absolute;
  right:calc(26 * var(--u));
  bottom:calc(19 / 675 * 100%);
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:calc(6 * var(--u));
  animation:soft-up 1.1s var(--e) 1.0s both;
}

.scroll__label{
  font-size:calc(9.6 * var(--u));
  letter-spacing:-.005em;
}

.scroll__btn{
  width:calc(68 * var(--u));
  height:calc(68 * var(--u));
  display:grid;
  place-items:center;
  padding:0;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.60);
  background:transparent;
  cursor:pointer;
  transition:border-color .25s ease, transform .25s ease;
}
.scroll__btn:hover{ border-color:#fff; transform:translateY(3px); }

.scroll__disc{
  width:calc(49 * var(--u));
  height:calc(49 * var(--u));
  display:grid;
  place-items:center;
  border-radius:50%;
  background:#fff;
}

.scroll__disc svg{
  width:calc(19 * var(--u));
  height:calc(19 * var(--u));
  fill:none;
  stroke:#141414;
  stroke-width:1.7;
  stroke-linecap:square;
  stroke-linejoin:miter;
}

/* ---------- sticky bar (after hero) ---------- */

.topbar{
  position:fixed;
  top:12px;
  left:50%;
  z-index:50;
  display:flex;
  align-items:center;
  gap:28px;
  width:min(1152px, calc(100% - 24px));
  height:60px;
  padding:0 8px 0 24px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.12);
  background:rgba(13,15,16,.74);
  -webkit-backdrop-filter:blur(16px) saturate(.9);
  backdrop-filter:blur(16px) saturate(.9);
  opacity:0;
  visibility:hidden;
  transform:translate(-50%, -14px);
  transition:opacity .35s ease, transform .5s var(--e), visibility .35s;
}
.topbar.is-on{ opacity:1; visibility:visible; transform:translate(-50%, 0); }

.topbar__logo{
  color:#fff;
  font-size:15px;
  font-weight:700;
  letter-spacing:.08em;
  text-transform:uppercase;
  text-decoration:none;
}
.topbar__links{ display:flex; gap:22px; margin-right:auto; }
.topbar__links a{
  color:var(--ink-dim);
  font-size:14px;
  text-decoration:none;
  transition:color .2s ease;
}
.topbar__links a:hover{ color:#fff; }
.topbar__phone{
  color:#fff;
  font-size:15px;
  font-weight:500;
  text-decoration:none;
  white-space:nowrap;
}
.topbar__cta{ height:44px; padding:0 20px; font-size:14px; }
.topbar__call,
.topbar__burger{ display:none; }

/* ---------- sections ---------- */

.sec{ padding:clamp(72px, 9vw, 128px) 0; }
.sec--light{ background:var(--paper); color:var(--coal); }
.sec--dark{ background:var(--night); color:#fff; }

.wrap{
  max-width:1200px;
  margin:0 auto;
  padding:0 var(--pad);
}

.sec__head{
  max-width:780px;
  margin-bottom:clamp(36px, 5vw, 64px);
}

.eyebrow{
  margin:0 0 16px;
  font-size:14px;
  font-style:italic;
  letter-spacing:.02em;
  color:var(--ink-dim);
}
.eyebrow::before{ content:"{ "; }
.eyebrow::after{ content:" }"; }
.sec--light .eyebrow{ color:var(--coal-dim); }

.sec__title{
  margin:0;
  font-size:clamp(34px, 4.4vw, 60px);
  font-weight:700;
  line-height:.98;
  letter-spacing:-.045em;
  text-wrap:balance;
}

.sec__lead{
  max-width:620px;
  margin:20px 0 0;
  font-size:clamp(16px, 1.35vw, 18px);
  line-height:1.45;
  color:var(--ink-dim);
}
.sec--light .sec__lead{ color:var(--coal-dim); }

/* projects & prices */

.tech{
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap:16px;
}

.tech__card{
  display:flex;
  flex-direction:column;
  padding:28px;
  border-radius:24px;
  background:#fff;
  box-shadow:0 1px 0 rgba(22,20,15,.06);
}
.tech__card--accent{ background:var(--coal); color:#fff; }

.tech__tag{
  align-self:flex-start;
  margin:0 0 22px;
  padding:6px 12px;
  border-radius:999px;
  background:rgba(22,20,15,.06);
  font-size:13px;
}
.tech__card--accent .tech__tag{ background:rgba(255,255,255,.1); }

.tech__name{
  margin:0;
  font-size:26px;
  font-weight:500;
  line-height:1.1;
  letter-spacing:-.03em;
}

.tech__price{
  margin:14px 0 24px;
  font-size:17px;
  color:var(--coal-dim);
}
.tech__price b{
  font-size:36px;
  font-weight:700;
  letter-spacing:-.04em;
  color:var(--coal);
}
.tech__card--accent .tech__price{ color:var(--ink-dim); }
.tech__card--accent .tech__price b{ color:#fff; }

.tech__list{
  margin:0 0 28px;
  padding:0;
  list-style:none;
}
.tech__list li{
  padding:12px 0;
  border-top:1px solid rgba(22,20,15,.1);
  font-size:15px;
  line-height:1.35;
}
.tech__card--accent .tech__list li{ border-color:rgba(255,255,255,.14); }
.tech__list span{
  display:block;
  margin-bottom:2px;
  font-size:12.5px;
  color:var(--coal-dim);
}
.tech__card--accent .tech__list span{ color:rgba(255,255,255,.6); }

.tech__btn{ margin-top:auto; width:100%; }

/* scope */

.scope{
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(min(100%, 240px), 1fr));
  gap:40px 24px;
  margin:0;
  padding:0;
  list-style:none;
}
.scope li{
  padding-top:18px;
  border-top:1px solid rgba(255,255,255,.18);
}
.scope b{
  display:block;
  margin-bottom:28px;
  font-size:13px;
  font-weight:400;
  font-style:italic;
  color:var(--ink-dim);
}
.scope h3{
  margin:0 0 8px;
  font-size:21px;
  font-weight:500;
  letter-spacing:-.025em;
}
.scope p{
  margin:0;
  font-size:15px;
  line-height:1.45;
  color:var(--ink-dim);
}

/* steps */

.steps{
  position:relative;
  display:grid;
  grid-template-columns:repeat(5, 1fr);
  gap:24px;
  margin:0;
  padding:0;
  list-style:none;
}
.steps::before{
  content:"";
  position:absolute;
  top:22px;
  left:22px;
  right:0;
  height:1px;
  background:rgba(22,20,15,.18);
}

.step{ position:relative; }
.step__num{
  display:grid;
  place-items:center;
  width:44px;
  height:44px;
  margin-bottom:24px;
  border-radius:50%;
  background:var(--paper);
  border:1px solid var(--coal);
  font-size:16px;
  font-weight:500;
  position:relative;
}
.step:last-child .step__num{ background:var(--coal); color:#fff; }
.step h3{
  margin:0 0 8px;
  font-size:21px;
  font-weight:500;
  letter-spacing:-.025em;
}
.step p{
  margin:0;
  font-size:15px;
  line-height:1.45;
  color:var(--coal-dim);
}

/* quiz */

.sec--quiz{
  color:#fff;
  background:
    linear-gradient(rgba(13,15,16,.80), rgba(13,15,16,.92)),
    url("assets/hero.webp") center 35% / cover no-repeat;
}

.quiz-wrap{
  display:grid;
  grid-template-columns:1fr 1.1fr;
  gap:56px;
  align-items:center;
}

.quiz-perks{
  margin:28px 0 0;
  padding:0;
  list-style:none;
}
.quiz-perks li{
  position:relative;
  padding:10px 0 10px 30px;
  font-size:16px;
  border-top:1px solid rgba(255,255,255,.14);
}
.quiz-perks li::before{
  content:"";
  position:absolute;
  left:2px;
  top:15px;
  width:12px;
  height:7px;
  border-left:1.6px solid #fff;
  border-bottom:1.6px solid #fff;
  transform:rotate(-45deg);
}

.quiz,
.callback{
  position:relative;
  padding:32px;
  border-radius:28px;
  border:1px solid var(--glass-line);
  background:rgba(22,20,18,.5);
  -webkit-backdrop-filter:blur(18px) saturate(.9);
  backdrop-filter:blur(18px) saturate(.9);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.10), 0 24px 60px rgba(0,0,0,.35);
}

.quiz{
  display:flex;
  flex-direction:column;
  min-height:470px;
}

.quiz__progress{
  height:3px;
  border-radius:3px;
  background:rgba(255,255,255,.15);
  overflow:hidden;
}
.quiz__bar{
  display:block;
  width:25%;
  height:100%;
  background:#fff;
  transition:width .5s var(--e);
}
.quiz__count{
  margin:14px 0 22px;
  font-size:13px;
  color:var(--ink-dim);
}

.quiz__step{
  display:none;
  margin:0;
  padding:0;
  border:0;
  min-width:0;
}
.quiz__step.is-active{ display:block; animation:soft-up .6s var(--e) both; }
.quiz__step legend{
  margin-bottom:20px;
  padding:0;
  font-size:26px;
  font-weight:500;
  letter-spacing:-.03em;
}

.opts{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
}
.opts--row{ grid-template-columns:repeat(3, 1fr); margin-bottom:18px; }

.opt{ position:relative; cursor:pointer; }
.opt input{
  position:absolute;
  opacity:0;
  pointer-events:none;
}
.opt span{
  display:flex;
  align-items:center;
  min-height:60px;
  padding:14px 18px;
  border-radius:16px;
  border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.04);
  font-size:16px;
  line-height:1.25;
  transition:background .2s ease, border-color .2s ease, color .2s ease;
}
.opt--sm span{ min-height:46px; justify-content:center; padding:10px 12px; font-size:15px; }
.opt:hover span{ border-color:rgba(255,255,255,.6); }
.opt input:checked + span{ background:var(--paper); border-color:var(--paper); color:var(--coal); }
.opt input:focus-visible + span{ outline:2px solid #fff; outline-offset:3px; }

.field{ display:block; margin-bottom:14px; }
.field__label{
  display:block;
  margin-bottom:8px;
  font-size:13px;
  color:var(--ink-dim);
}
.field__input{
  width:100%;
  height:54px;
  padding:0 18px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.25);
  background:rgba(255,255,255,.06);
  color:#fff;
  font:inherit;
  font-size:17px;
  transition:border-color .2s ease, background .2s ease;
}
.field__input::placeholder{ color:rgba(255,255,255,.4); }
.field__input:focus{ outline:none; border-color:#fff; background:rgba(255,255,255,.1); }
.field__input.is-invalid{ border-color:#ffb4a2; }

.consent{
  display:flex;
  gap:10px;
  margin:4px 0 14px;
  font-size:13px;
  line-height:1.4;
  color:var(--ink-dim);
  cursor:pointer;
}
.consent input{
  flex:none;
  width:18px;
  height:18px;
  margin:1px 0 0;
  accent-color:var(--paper);
}
.consent a{ color:inherit; }

.hp{
  position:absolute;
  left:-9999px;
  width:1px;
  height:1px;
  opacity:0;
}

.form__error{
  margin:0 0 12px;
  font-size:14px;
  color:#ffb4a2;
}
.form__error:empty{ display:none; }

.quiz__submit,
.callback__btn{ width:100%; height:56px; }

.quiz__nav{
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-top:auto;
  padding-top:24px;
}
.quiz__back{
  padding:10px 0;
  border:0;
  background:none;
  color:var(--ink-dim);
  font:inherit;
  font-size:15px;
  cursor:pointer;
}
.quiz__back:hover{ color:#fff; }
.quiz__next{
  height:48px;
  padding:0 30px;
  border-radius:999px;
  border:0;
  background:var(--paper);
  color:var(--coal);
  font:inherit;
  font-size:15px;
  font-weight:500;
  cursor:pointer;
  transition:opacity .2s ease, background .2s ease;
}
.quiz__next:hover{ background:#fff; }
.quiz__next:disabled{ opacity:.35; cursor:default; }
.quiz.is-first .quiz__back{ visibility:hidden; }
.quiz.is-final .quiz__next{ display:none; }

/* works */

.works{
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap:16px;
}

.work{
  position:relative;
  display:flex;
  flex-direction:column;
  padding-bottom:26px;
  border-radius:24px;
  background:#fff;
  overflow:hidden;
}
.work__img{ aspect-ratio:4 / 3; overflow:hidden; }
.work__img img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .8s var(--e);
}
.work:hover .work__img img{ transform:scale(1.04); }
.work h3{
  margin:22px 26px 4px;
  font-size:22px;
  font-weight:500;
  letter-spacing:-.03em;
}
.work__place{
  margin:0 26px;
  font-size:15px;
  color:var(--coal-dim);
}
.work__facts{
  display:flex;
  gap:32px;
  margin:18px 26px 0;
}
.work__facts dt{ font-size:12.5px; color:var(--coal-dim); }
.work__facts dd{ margin:2px 0 0; font-size:19px; font-weight:500; letter-spacing:-.02em; }
.work__btn{
  align-self:flex-start;
  margin:22px 26px 0;
  color:var(--coal);
  font-size:15px;
  font-weight:500;
  text-decoration:none;
  border-bottom:1px solid currentColor;
}
.work__btn::after{ content:" →"; }

.tag-sample{
  position:absolute;
  top:14px;
  left:14px;
  padding:5px 10px;
  border-radius:999px;
  border:1px dashed rgba(22,20,15,.4);
  background:rgba(255,255,255,.88);
  color:var(--coal);
  font-size:12px;
}
.tag-sample--dark{
  position:static;
  align-self:flex-start;
  margin-bottom:18px;
  border-color:rgba(255,255,255,.35);
  background:rgba(255,255,255,.06);
  color:var(--ink-dim);
}

/* reviews */

.reviews{
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap:16px;
}
.review{
  display:flex;
  flex-direction:column;
  margin:0;
  padding:28px;
  border-radius:24px;
  border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.035);
}
.review blockquote{
  margin:0 0 26px;
  font-size:17px;
  line-height:1.5;
}
.review figcaption{ margin-top:auto; }
.review figcaption b{ display:block; font-size:16px; font-weight:500; }
.review figcaption span{ font-size:14px; color:var(--ink-dim); }

/* faq */

.faq-wrap{
  display:grid;
  grid-template-columns:1fr 1.45fr;
  gap:56px;
  align-items:start;
}
.faq-wrap .sec__head{ margin-bottom:0; }

.faq details{ border-top:1px solid rgba(22,20,15,.16); }
.faq details:last-child{ border-bottom:1px solid rgba(22,20,15,.16); }
.faq summary{
  display:flex;
  justify-content:space-between;
  gap:20px;
  padding:22px 0;
  font-size:19px;
  font-weight:500;
  letter-spacing:-.02em;
  list-style:none;
  cursor:pointer;
}
.faq summary::-webkit-details-marker{ display:none; }
.faq summary::after{
  content:"+";
  flex:none;
  font-size:24px;
  font-weight:400;
  line-height:.9;
  transition:transform .3s var(--e);
}
.faq details[open] summary::after{ transform:rotate(45deg); }
.faq details p{
  max-width:640px;
  margin:0 0 24px;
  font-size:16px;
  line-height:1.55;
  color:var(--coal-dim);
}

/* final */

.final{
  display:grid;
  grid-template-columns:1.1fr 1fr;
  gap:56px;
  align-items:center;
}

.contacts{
  margin:32px 0 0;
  padding:0;
  list-style:none;
}
.contacts li{
  display:flex;
  gap:16px;
  padding:14px 0;
  border-top:1px solid rgba(255,255,255,.14);
  font-size:17px;
}
.contacts li > span:first-child{
  flex:0 0 120px;
  font-size:14px;
  color:var(--ink-dim);
  padding-top:2px;
}
.contacts a{ color:#fff; text-decoration:none; }
.contacts a:hover{ text-decoration:underline; }

/* footer */

.footer{
  padding:36px 0 40px;
  background:#0a0b0c;
  color:rgba(255,255,255,.6);
  font-size:13.5px;
  line-height:1.5;
}
.footer p{ margin:0 0 6px; }
.footer b{ color:#fff; font-weight:500; }
.footer a{ color:inherit; }
.footer__note{ margin-top:14px !important; font-size:12.5px; opacity:.8; }

/* thanks & document pages */

.page-thanks{
  min-height:100svh;
  display:grid;
  place-items:center;
  background:
    linear-gradient(rgba(13,15,16,.78), rgba(13,15,16,.9)),
    url("assets/hero.webp") center / cover no-repeat;
}
.thanks{
  max-width:720px;
  padding:48px var(--pad);
  animation:soft-up 1.1s var(--e) both;
}
.thanks__actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:32px;
}
.thanks .sec__lead a{ color:#fff; }
.thanks__ghost{ color:#fff; border-color:rgba(255,255,255,.4); }
.thanks__ghost:hover{ border-color:#fff; }

/* legal documents */

.page-doc{ background:var(--paper); color:var(--coal); }
.doc{
  max-width:820px;
  margin:0 auto;
  padding:48px var(--pad) 80px;
  font-size:16px;
  line-height:1.6;
}
.doc__back{
  display:inline-block;
  margin-bottom:40px;
  color:var(--coal-dim);
  font-size:14px;
  text-decoration:none;
}
.doc__back:hover{ color:var(--coal); }
.doc h1{
  margin:0;
  font-size:clamp(30px, 4vw, 46px);
  font-weight:700;
  line-height:1.02;
  letter-spacing:-.04em;
}
.doc__date{ margin:14px 0 36px; color:var(--coal-dim); font-size:14px; font-style:italic; }
.doc h2{
  margin:44px 0 14px;
  font-size:22px;
  font-weight:500;
  letter-spacing:-.02em;
}
.doc p{ margin:0 0 12px; }
.doc ul{ margin:0 0 12px; padding-left:22px; }
.doc li{ margin-bottom:6px; }
.doc a{ color:var(--coal); }
.doc__table{ overflow-x:auto; margin:8px 0 12px; }
.doc table{
  width:100%;
  min-width:640px;
  border-collapse:collapse;
  font-size:14px;
  line-height:1.45;
}
.doc th,
.doc td{
  padding:12px 14px;
  border:1px solid rgba(22,20,15,.16);
  text-align:left;
  vertical-align:top;
}
.doc th{ background:rgba(22,20,15,.05); font-weight:500; }
.doc__req{
  padding:20px 22px;
  border-radius:16px;
  background:#fff;
}

/* form legal notes & cookies */

.form__note{
  margin:12px 0 0;
  font-size:12.5px;
  line-height:1.4;
  color:rgba(255,255,255,.55);
}
.form__note a{ color:inherit; }

.cookies{
  position:fixed;
  left:20px;
  bottom:20px;
  z-index:60;
  display:flex;
  align-items:center;
  gap:16px;
  max-width:460px;
  padding:14px 14px 14px 20px;
  border-radius:18px;
  border:1px solid rgba(255,255,255,.14);
  background:rgba(13,15,16,.9);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  color:var(--ink-dim);
  font-size:13px;
  line-height:1.4;
  animation:soft-up .6s var(--e) 1.6s both;
}
.cookies[hidden]{ display:none; }
.cookies p{ margin:0; }
.cookies a{ color:#fff; }
.cookies__ok{ flex:none; height:40px; padding:0 18px; font-size:14px; }

/* ---------- keyframes ---------- */

@keyframes plate-in { from{ transform:scale(1.06); } to{ transform:none; } }
@keyframes fade-in  { from{ opacity:0; } to{ opacity:1; } }
@keyframes line-open{ from{ clip-path:inset(-28% -8% 100% -8%); }
                      to  { clip-path:inset(-28% -8% -28% -8%); } }
@keyframes line-rise{ from{ transform:translateY(.62em); opacity:0; }
                      40% { opacity:1; }
                      to  { transform:none; opacity:1; } }
@keyframes pill-in  { from{ opacity:0; transform:translateY(-9px); } to{ opacity:1; transform:none; } }
@keyframes soft-up  { from{ opacity:0; transform:translateY(14px); } to{ opacity:1; transform:none; } }
@keyframes card-in  { from{ opacity:0; transform:translateY(16px) scale(.97); } to{ opacity:1; transform:none; } }
@keyframes dot-in   { from{ opacity:0; transform:scale(.2); } to{ opacity:1; transform:none; } }
@keyframes line-draw{ from{ transform:scaleY(0); } to{ transform:none; } }

/* ---------- tablet: sections ---------- */

@media (max-width: 900px){
  .quiz-wrap,
  .faq-wrap,
  .final{ grid-template-columns:1fr; gap:36px; }

  .steps{ grid-template-columns:1fr; gap:28px; }
  .steps::before{ top:0; bottom:0; left:22px; right:auto; width:1px; height:auto; }
  .step{ display:grid; grid-template-columns:44px 1fr; column-gap:20px; }
  .step__num{ grid-row:span 2; margin-bottom:0; }
  .step h3{ align-self:center; margin:10px 0 6px; }
  .step p{ grid-column:2; }
}

/* ---------- mobile ---------- */

@media (max-width: 1000px){
  :root{ --u: 1px; }

  html{ scroll-padding-top:76px; }
  body.menu-open{ overflow:hidden; }

  .hero{
    min-height:600px;
    padding:0 20px calc(24px + env(safe-area-inset-bottom));
  }

  .hero__bg,
  .hero__cutout{ object-position:44% 56%; }

  .logo{
    top:calc(16px + env(safe-area-inset-top));
    left:20px;
    height:38px;
    flex-direction:column;
    align-items:flex-start;
    justify-content:center;
    gap:2px;
  }
  .logo__name{ font-size:15px; }
  .logo__desc{ padding-left:0; border-left:0; font-size:11px; }

  .hero__title{
    left:20px;
    top:auto;
    margin-top:calc(clamp(132px, 25.4svh, 250px) + env(safe-area-inset-top));
    font-size:clamp(46px, 15.2vw, 96px);
    line-height:.86;
    letter-spacing:-.045em;
  }
  .hero__title .line:nth-child(1){ margin-top:0; }
  .hero__geo{
    top:.3em;
    margin-left:14px;
    font-size:clamp(13px, 3.6vw, 18px);
  }

  .nav{
    top:calc(16px + env(safe-area-inset-top));
    right:16px;
    z-index:40;
    display:flex;
    gap:8px;
  }

  .nav__call{
    display:grid;
    place-items:center;
    width:38px;
    height:38px;
    border-radius:50%;
    border:1px solid rgba(255,255,255,.14);
    background:rgba(0,0,0,.28);
    -webkit-backdrop-filter:blur(10px);
    backdrop-filter:blur(10px);
    animation:pill-in .85s var(--e) .26s both;
  }
  .nav__call svg{
    width:17px;
    height:17px;
    fill:none;
    stroke:#fff;
    stroke-width:1.6;
    stroke-linejoin:round;
  }

  .burger{
    display:grid;
    place-items:center;
    width:48px;
    height:38px;
    padding:0;
    border-radius:999px;
    border:1px solid rgba(255,255,255,.14);
    background:rgba(0,0,0,.28);
    -webkit-backdrop-filter:blur(10px);
    backdrop-filter:blur(10px);
    position:relative;
    z-index:31;
    cursor:pointer;
    animation:pill-in .85s var(--e) .3s both;
  }

  .burger__box{
    display:block;
    position:relative;
    width:17px;
    height:9px;
  }
  .burger__box span{
    position:absolute;
    left:0;
    width:100%;
    height:1.5px;
    border-radius:2px;
    background:#fff;
    transition:transform .38s var(--e), opacity .2s ease;
  }
  .burger__box span:nth-child(1){ top:0; }
  .burger__box span:nth-child(2){ bottom:0; }

  body.menu-open .burger{ background:rgba(0,0,0,.5); }
  body.menu-open .burger__box span:nth-child(1){ transform:translateY(3.75px) rotate(45deg); }
  body.menu-open .burger__box span:nth-child(2){ transform:translateY(-3.75px) rotate(-45deg); }

  .nav__links{
    position:fixed;
    inset:0;
    z-index:30;
    display:flex;
    flex-direction:column;
    align-items:flex-start;
    justify-content:center;
    gap:14px;
    padding:0 28px calc(40px + env(safe-area-inset-bottom));
    background:rgba(10,11,11,.72);
    -webkit-backdrop-filter:blur(22px) saturate(.9);
    backdrop-filter:blur(22px) saturate(.9);
    opacity:0;
    visibility:hidden;
    transition:opacity .4s ease, visibility .4s;
  }
  body.menu-open .nav__links{ opacity:1; visibility:visible; }

  .nav__links .pill{
    height:auto;
    padding:0;
    border:0;
    background:none;
    -webkit-backdrop-filter:none;
    backdrop-filter:none;
    font-size:clamp(30px, 8.6vw, 46px);
    font-weight:500;
    letter-spacing:-.035em;
    animation:none;
    opacity:0;
    transform:translateY(18px);
    transition:opacity .5s var(--e), transform .5s var(--e);
  }
  .nav__links .pill:not(.pill--phone):hover{ background:none; }

  body.menu-open .nav__links .pill{ opacity:1; transform:none; }
  body.menu-open .nav__links .pill:nth-child(1){ transition-delay:.10s; }
  body.menu-open .nav__links .pill:nth-child(2){ transition-delay:.16s; }
  body.menu-open .nav__links .pill:nth-child(3){ transition-delay:.22s; }
  body.menu-open .nav__links .pill:nth-child(4){ transition-delay:.28s; }
  body.menu-open .nav__links .pill:nth-child(5){ transition-delay:.36s; }

  .nav__links .pill--phone{
    margin-top:12px;
    padding:0 20px;
    height:44px;
    border-radius:999px;
    background:var(--paper);
    color:var(--coal);
    font-size:15px;
    letter-spacing:-.01em;
  }

  .pins{
    position:absolute;
    inset:auto 0 auto 0;
    bottom:calc(272px + env(safe-area-inset-bottom));
    display:flex;
    gap:12px;
    padding:6px 20px;
    overflow-x:auto;
    overflow-y:hidden;
    pointer-events:auto;
    scroll-snap-type:x mandatory;
    scroll-padding-inline:20px;
    -webkit-overflow-scrolling:touch;
    scrollbar-width:none;
  }
  .pins::-webkit-scrollbar{ display:none; }

  .pin{
    position:static;
    flex:0 0 clamp(212px, 66vw, 268px);
    width:auto;
    scroll-snap-align:start;
  }
  .pin__dot,
  .pin__line{ display:none; }

  .card{
    height:auto !important;
    gap:11px;
    padding:11px;
    border-radius:17px;
  }
  .card__thumb{ width:66px !important; border-radius:9px; }
  .card h3{ font-size:15px; }
  .card p{ font-size:10.5px; margin-top:8px; }

  .intro{
    position:absolute;
    left:20px;
    right:20px;
    top:auto;
    bottom:calc(28px + env(safe-area-inset-bottom));
    width:auto;
  }
  .intro__head{ font-size:clamp(19px, 5.4vw, 26px); }
  .intro__body{ margin-top:14px; }
  .intro__body p{ font-size:11.5px; text-indent:20px; max-width:340px; }
  .intro__year{ right:auto; left:min(210px, 62%); }
  .intro__cta{
    width:100%;
    height:50px;
    margin-top:16px;
    padding:0 22px;
    font-size:15px;
  }

  .scroll{ display:none; }

  .topbar{
    top:calc(8px + env(safe-area-inset-top));
    gap:8px;
    width:calc(100% - 16px);
    height:54px;
    padding:0 6px 0 16px;
  }
  body.menu-open .topbar{ background:transparent; border-color:transparent; }
  body.menu-open .topbar > :not(.topbar__burger){ visibility:hidden; }
  .topbar__links,
  .topbar__phone{ display:none; }
  .topbar__logo{ margin-right:auto; font-size:14px; }
  .topbar__cta{ height:40px; padding:0 14px; font-size:13.5px; }

  .topbar__call,
  .topbar__burger{
    display:grid;
    place-items:center;
    flex:none;
    height:40px;
    padding:0;
    border-radius:999px;
    border:1px solid rgba(255,255,255,.18);
    background:rgba(255,255,255,.06);
    cursor:pointer;
  }
  .topbar__call{ width:40px; }
  .topbar__burger{ width:48px; }
  .topbar__call svg{
    width:17px;
    height:17px;
    fill:none;
    stroke:#fff;
    stroke-width:1.6;
    stroke-linejoin:round;
  }
  body.menu-open .topbar__burger{ background:rgba(0,0,0,.5); }

  .cookies{
    left:10px;
    right:10px;
    bottom:calc(10px + env(safe-area-inset-bottom));
    max-width:none;
  }
}

@media (max-width:1000px) and (max-height:640px){
  .hero{ min-height:560px; }
  .pins{ bottom:calc(262px + env(safe-area-inset-bottom)); }
  .hero__title{ margin-top:calc(64px + env(safe-area-inset-top)); }
}

@media (max-width: 560px){
  .quiz,
  .callback{ padding:22px; border-radius:22px; }
  .quiz{ min-height:0; }
  .quiz__step legend{ font-size:22px; }
  .tech__card,
  .review{ padding:22px; }
}

@media (max-width: 380px){
  .intro__body p{ font-size:11px; }
  .card__text p{ font-size:10px; }
  .opts{ grid-template-columns:1fr; }
  .topbar__cta{ display:none; }
}

/* ---------- reduced motion ---------- */

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,
  *::before,
  *::after{
    animation-duration:.01ms !important;
    animation-delay:0ms !important;
    transition-duration:.01ms !important;
    transition-delay:0ms !important;
  }
  .line{ clip-path:none; }
}