/* ============================================================
   ООО «Техресурс» — термостойкие системы защиты кабеля
   Дизайн: industrial premium · чёрный графит + сигнальный красный
   ============================================================ */

:root{
  --bg:        #0c0d10;
  --bg-2:      #14161b;
  --bg-3:      #1b1e25;
  --paper:     #f4f3ef;
  --paper-2:   #ffffff;
  --ink:       #16181d;
  --ink-soft:  #4b505b;
  --line:      #e3e1da;
  --line-dark: #262a33;
  --red:       #e2231a;
  --red-deep:  #b51810;
  --red-glow:  rgba(226,35,26,.35);
  --yellow:    #f5b91e;
  --white:     #f7f7f5;
  --muted:     #9aa0ac;

  --font-d: "Unbounded", system-ui, sans-serif;
  --font-b: "Manrope", system-ui, sans-serif;
  --font-m: "JetBrains Mono", monospace;

  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 24px;
  --shadow: 0 18px 50px -18px rgba(10,12,16,.45);
  --tr: .25s cubic-bezier(.4,0,.2,1);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}
body{
  margin:0;
  font-family:var(--font-b);
  font-size:16px;
  line-height:1.6;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--font-d);line-height:1.22;margin:0 0 .6em;font-weight:600;letter-spacing:-.01em;text-wrap:balance}
h2{font-size:clamp(23px,2.8vw,34px)}
h3{font-size:clamp(16px,1.4vw,19px)}
p{margin:0 0 1em}
.container{max-width:1240px;margin:0 auto;padding:0 24px}
.container--narrow{max-width:880px}
.ic{width:22px;height:22px;flex:none}
.ic--lg{width:34px;height:34px}
.ic--xl{width:40px;height:40px;color:var(--red)}

.skip-link{position:absolute;left:-999px;top:0;background:var(--red);color:#fff;padding:10px 18px;z-index:200;border-radius:0 0 8px 0}
.skip-link:focus{left:0}

/* ---------- Кнопки ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:var(--font-b);font-weight:700;text-decoration:none;cursor:pointer;
  border:1.5px solid transparent;border-radius:999px;
  padding:13px 28px;font-size:15px;transition:var(--tr);
  min-height:48px;
}
.btn--sm{padding:9px 20px;min-height:40px;font-size:14px}
.btn--lg{padding:16px 34px;font-size:16px}
.btn--full{width:100%}
.btn--red{
  background:linear-gradient(160deg,var(--red) 0%,var(--red-deep) 100%);
  color:#fff;box-shadow:0 10px 26px -8px var(--red-glow);
}
.btn--red:hover{transform:translateY(-2px);box-shadow:0 16px 34px -8px var(--red-glow)}
.btn--ghost{background:transparent;border-color:currentColor;color:inherit}
.btn--ghost:hover{background:rgba(127,127,127,.12)}
.btn:focus-visible{outline:3px solid var(--red);outline-offset:3px}

/* ---------- Топбар ---------- */
.topbar{background:var(--bg);color:var(--muted);font-size:13px;border-bottom:1px solid var(--line-dark)}
.topbar__inner{display:flex;gap:24px;align-items:center;justify-content:space-between;padding-top:8px;padding-bottom:8px}
.topbar__item{display:inline-flex;align-items:center;gap:7px;white-space:nowrap}
.topbar__item .ic{width:15px;height:15px}
.topbar__mail{color:var(--white);text-decoration:none}
.topbar__mail:hover{color:var(--red)}
@media (max-width:760px){.topbar__muted{display:none}}

/* ---------- Шапка ---------- */
.header{
  position:sticky;top:0;z-index:100;
  background:rgba(12,13,16,.88);backdrop-filter:blur(14px);
  color:var(--white);border-bottom:1px solid var(--line-dark);
}
.header__inner{display:flex;align-items:center;gap:28px;padding-top:14px;padding-bottom:14px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand__logo{border-radius:10px}
.brand__text{display:flex;flex-direction:column;line-height:1.15}
.brand__text strong{font-family:var(--font-d);font-size:17px;letter-spacing:.06em}
.brand__text small{font-size:11px;color:var(--muted);letter-spacing:.04em;text-transform:uppercase}
.nav{display:flex;gap:26px;margin-left:auto}
.nav a{font-size:14.5px;font-weight:600;color:var(--white);text-decoration:none;opacity:.82;transition:var(--tr)}
.nav a:hover{opacity:1;color:var(--red)}
.header__cta{display:flex;align-items:center;gap:16px}
.header__phone{font-family:var(--font-m);font-size:15px;font-weight:600;color:var(--white);text-decoration:none;white-space:nowrap}
.header__phone:hover{color:var(--red)}
.burger{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer;flex-direction:column;justify-content:center;gap:5px;align-items:center}
.burger span{width:24px;height:2px;background:var(--white);transition:var(--tr)}
.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)}
.mobile-menu{display:none;flex-direction:column;background:var(--bg-2);border-top:1px solid var(--line-dark)}
.mobile-menu a{padding:15px 24px;color:var(--white);text-decoration:none;font-weight:600;border-bottom:1px solid var(--line-dark)}
.mobile-menu__phone{font-family:var(--font-m);color:var(--red)!important}
.mobile-menu__cta{background:var(--red);color:#fff!important;font-weight:800}
.mobile-menu.is-open{display:flex}
@media (max-width:1060px){
  .nav{display:none}
  .burger{display:flex}
  .header__phone{display:none}
}
@media (max-width:760px){
  .header__cta .btn{display:none}
  .header__inner{gap:16px}
}

/* ---------- Герой ---------- */
.hero{position:relative;background:var(--bg);color:var(--white);overflow:hidden}
.hero__bg{position:absolute;inset:0}
.hero__bg img{width:100%;height:100%;object-fit:cover;opacity:.42}
.hero__veil{position:absolute;inset:0;background:
  radial-gradient(900px 500px at 18% 30%, rgba(226,35,26,.16), transparent 60%),
  linear-gradient(100deg, rgba(12,13,16,.97) 30%, rgba(12,13,16,.55) 75%, rgba(12,13,16,.85) 100%)}
.hero__grid{position:absolute;inset:0;opacity:.18;
  background-image:linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.07) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(800px 600px at 30% 40%, #000 30%, transparent 75%)}
.hero__inner{position:relative;padding:clamp(64px,9vw,128px) 24px clamp(56px,7vw,96px)}
.hero__content{max-width:760px}
.hero__badge{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--font-m);font-size:12.5px;letter-spacing:.04em;
  border:1px solid rgba(255,255,255,.22);border-radius:999px;
  padding:8px 16px;margin-bottom:26px;background:rgba(255,255,255,.05)
}
.hero__badge .dot{width:8px;height:8px;border-radius:50%;background:var(--red);box-shadow:0 0 12px var(--red);animation:pulse 2.2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.hero__title{font-size:clamp(27px,4vw,50px);font-weight:800;margin-bottom:20px;max-width:18ch}
.hero__title em{font-style:normal;color:var(--red);text-shadow:0 0 38px var(--red-glow)}
.hero__lead{font-size:clamp(15px,1.3vw,17px);color:#c9cdd6;max-width:580px;margin-bottom:32px}
.hero__actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:48px}
.hero__stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;list-style:none;margin:0;padding:0;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.12);border-radius:var(--r-md);overflow:hidden;max-width:780px}
.hero__stats li{background:rgba(12,13,16,.72);padding:18px 18px 16px;backdrop-filter:blur(6px)}
.hero__stats strong{display:block;font-family:var(--font-d);font-size:clamp(20px,2.2vw,28px);font-weight:800;color:var(--white)}
.hero__stats strong span{color:var(--red);font-size:.62em}
.hero__stats small{color:var(--muted);font-size:12px;line-height:1.35;display:block;margin-top:4px}
@media (max-width:680px){.hero__stats{grid-template-columns:1fr 1fr}}

.hero__marquee{position:relative;border-top:1px solid var(--line-dark);background:rgba(0,0,0,.4);overflow:hidden;padding:13px 0}
.marquee__track{display:flex;gap:44px;align-items:center;white-space:nowrap;justify-content:center}
.marquee__track span{font-family:var(--font-d);font-size:13px;letter-spacing:.22em;color:#6e7480}
.marquee__track i{color:var(--red);font-style:normal;font-size:9px}
@media (max-width:820px){.marquee__track{flex-wrap:wrap;gap:12px 20px;padding:0 16px}}

/* reveal-анимация */
.reveal{opacity:0;transform:translateY(22px);animation:rise .8s forwards}
.reveal:nth-child(2){animation-delay:.12s}
.reveal:nth-child(3){animation-delay:.24s}
.reveal:nth-child(4){animation-delay:.36s}
.reveal:nth-child(5){animation-delay:.48s}
@keyframes rise{to{opacity:1;transform:none}}

/* ---------- Полоса доверия ---------- */
.trust{background:var(--paper-2);border-bottom:1px solid var(--line)}
.trust__inner{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding-top:26px;padding-bottom:26px}
.trust__item{display:flex;gap:14px;align-items:center}
.trust__item .ic{color:var(--red)}
.trust__item strong{display:block;font-size:14.5px}
.trust__item span{font-size:12.5px;color:var(--ink-soft)}
@media (max-width:920px){.trust__inner{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.trust__inner{grid-template-columns:1fr}}

/* ---------- Секции ---------- */
.section{padding:clamp(52px,6vw,92px) 0;position:relative}
.section--dark{background:var(--bg);color:var(--white)}
.section--tint{background:var(--paper-2)}
.section:not(.section--dark)::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:radial-gradient(rgba(22,24,29,.06) 1px,transparent 1px);
  background-size:26px 26px;
  mask-image:linear-gradient(#000 0%,transparent 22%)
}
.section__head{max-width:720px;margin-bottom:clamp(30px,3.6vw,46px);position:relative}
.section__head p{color:var(--ink-soft);font-size:15.5px;max-width:62ch}
.section--dark .section__head p{color:var(--muted)}
.eyebrow{
  display:inline-block;font-family:var(--font-m);font-size:12px;font-weight:600;
  letter-spacing:.18em;text-transform:uppercase;color:var(--red);
  margin-bottom:14px;padding-left:30px;position:relative
}
.eyebrow::before{content:"";position:absolute;left:0;top:50%;width:20px;height:2px;background:var(--red)}
.eyebrow--light{color:var(--red)}

/* ---------- Фильтры ---------- */
.filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px}
.chip{
  font-family:var(--font-b);font-size:13.5px;font-weight:700;cursor:pointer;
  border:1.5px solid var(--line);background:var(--paper-2);color:var(--ink-soft);
  border-radius:999px;padding:10px 20px;transition:var(--tr);min-height:42px
}
.chip:hover{border-color:var(--ink)}
.chip.is-active{background:var(--ink);border-color:var(--ink);color:#fff}
.chip--fire.is-active{background:var(--red);border-color:var(--red)}

/* ---------- Карточки каталога ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media (max-width:1000px){.cards{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.cards{grid-template-columns:1fr}}
.card{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;display:flex;flex-direction:column;transition:var(--tr);
  position:relative;
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#d2cfc6}
.card.is-hidden{display:none}
.card__media{position:relative;aspect-ratio:4/2.6;overflow:hidden;background:var(--bg-3)}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .6s cubic-bezier(.2,.6,.2,1)}
.card:hover .card__media img{transform:scale(1.06)}
.card__tags{position:absolute;top:12px;left:12px;display:flex;gap:7px;flex-wrap:wrap}
.tag{font-family:var(--font-m);font-size:10.5px;font-weight:600;letter-spacing:.06em;border-radius:6px;padding:4px 9px;background:rgba(12,13,16,.82);color:#fff;backdrop-filter:blur(4px)}
.tag--fire{background:var(--red)}
.tag--new{background:var(--yellow);color:var(--ink)}
.card__body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.card__series{font-family:var(--font-m);font-size:11px;letter-spacing:.14em;color:var(--red);text-transform:uppercase;margin-bottom:8px}
.card__title{font-size:16.5px;margin-bottom:8px;min-height:2.5em;display:flex;align-items:flex-start}
.card__desc{
  font-size:13.5px;color:var(--ink-soft);margin-bottom:16px;flex:0;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;min-height:4.05em
}
.card__specs{list-style:none;margin:0 0 18px;padding:14px 0 0;border-top:1px dashed var(--line);display:grid;gap:7px;flex:1}
.card__specs li{display:flex;justify-content:space-between;gap:14px;font-size:13px}
.card__specs li b{font-weight:500;color:var(--ink-soft);white-space:nowrap}
.card__specs li span{font-family:var(--font-m);font-size:12.5px;text-align:right}
.card__actions{display:flex;gap:10px}
.card__actions .btn{flex:1}
.btn--add{background:var(--ink);color:#fff}
.btn--add:hover{background:var(--red)}
.btn--add.is-added{background:#1d8a4b}
.card--cta{
  background:var(--bg);color:var(--white);border-color:var(--bg);
  background-image:radial-gradient(380px 260px at 90% -10%, rgba(226,35,26,.3), transparent 70%),
                   linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:auto,42px 42px,42px 42px;
  justify-content:center
}
.card--cta__inner{padding:30px 26px;display:flex;flex-direction:column;gap:4px}
.card--cta .card__title{min-height:0}
.card--cta .card__desc{color:#b9bec9;flex:initial;margin-bottom:22px;-webkit-line-clamp:unset;display:block;min-height:0;overflow:visible}
.card--cta .card__actions .btn--ghost{color:var(--white)}

/* ---------- Подбор трубы ---------- */
.selector{display:grid;grid-template-columns:1fr 1.1fr;gap:30px;align-items:start}
@media (max-width:880px){.selector{grid-template-columns:1fr}}
.selector__form{background:var(--bg-2);border:1px solid var(--line-dark);border-radius:var(--r-lg);padding:28px}
.field{display:block;margin-bottom:20px}
.field span,.field legend{display:block;font-size:13.5px;font-weight:700;margin-bottom:9px;letter-spacing:.02em}
.field input[type=number],.field input[type=text],.field input[type=tel],.field input[type=email],.field textarea{
  width:100%;border:1.5px solid var(--line-dark);background:var(--bg-3);color:var(--white);
  border-radius:var(--r-sm);padding:13px 16px;font:600 16px var(--font-m);transition:var(--tr)
}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--red);box-shadow:0 0 0 3px var(--red-glow)}
fieldset.field{border:0;padding:0;margin:0 0 4px}
.radio{display:flex;gap:12px;align-items:flex-start;padding:13px 14px;border:1.5px solid var(--line-dark);border-radius:var(--r-sm);margin-bottom:10px;cursor:pointer;transition:var(--tr)}
.radio:hover{border-color:#3a3f4b}
.radio input{position:absolute;opacity:0}
.radio b{width:18px;height:18px;border:2px solid #555b68;border-radius:50%;flex:none;margin-top:2px;position:relative;transition:var(--tr)}
.radio input:checked + b{border-color:var(--red)}
.radio input:checked + b::after{content:"";position:absolute;inset:3px;background:var(--red);border-radius:50%}
.radio input:focus-visible + b{outline:3px solid var(--red);outline-offset:2px}
.radio strong{display:block;font-size:14.5px}
.radio small{color:var(--muted);font-size:12.5px}
.radio:has(input:checked){border-color:var(--red);background:rgba(226,35,26,.07)}

.selector__result{background:linear-gradient(160deg,var(--bg-3),var(--bg-2));border:1px solid var(--line-dark);border-radius:var(--r-lg);padding:30px;min-height:340px}
.res__label{font-family:var(--font-m);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}
.res__dn{font-family:var(--font-d);font-size:clamp(38px,5vw,58px);font-weight:800;color:var(--white);line-height:1;margin-bottom:4px}
.res__dn span{color:var(--red);font-size:.45em;vertical-align:super}
.res__sub{color:var(--muted);font-size:14px;margin-bottom:24px}
.res__rows{display:grid;gap:0;border-top:1px solid var(--line-dark)}
.res__rows div{display:flex;justify-content:space-between;gap:16px;padding:11px 0;border-bottom:1px solid var(--line-dark);font-size:14px}
.res__rows dt{color:var(--muted)}
.res__rows dd{margin:0;font-family:var(--font-m);font-weight:600;color:var(--white);text-align:right}
.res__bar{height:10px;background:var(--bg);border-radius:99px;margin:20px 0 6px;overflow:hidden;border:1px solid var(--line-dark)}
.res__bar i{display:block;height:100%;background:linear-gradient(90deg,var(--red-deep),var(--red));border-radius:99px;transition:width .5s cubic-bezier(.2,.6,.2,1)}
.res__barlabel{font-size:12px;color:var(--muted);font-family:var(--font-m)}
.res__warn{color:var(--yellow);font-size:14px;margin-top:14px}
.selector__note{margin-top:26px;color:var(--muted);font-size:13.5px;max-width:720px}
.selector__note a{color:var(--red)}

/* ---------- Преимущества ---------- */
.adv{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media (max-width:960px){
  .adv{grid-template-columns:1fr 1fr}
  .adv .adv__card:last-child{grid-column:span 2}
}
@media (max-width:600px){
  .adv{grid-template-columns:1fr}
  .adv .adv__card:last-child{grid-column:span 1}
}
.adv__card{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px 26px;transition:var(--tr)
}
.adv__card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.adv__card--wide{grid-column:span 2;background:var(--bg);color:var(--white);border-color:var(--bg)}
.adv__card--wide p{color:#bfc4ce}
@media (max-width:600px){.adv__card--wide{grid-column:span 1}}
.adv__card .ic--xl{margin-bottom:18px}
.adv__card h3{margin-bottom:10px}
.adv__card p{font-size:14.5px;color:var(--ink-soft);margin:0}

/* ---------- Отрасли ---------- */
.industries{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media (max-width:880px){.industries{grid-template-columns:1fr 1fr}}
@media (max-width:540px){.industries{grid-template-columns:1fr}}
.industries li{
  display:flex;align-items:flex-start;gap:16px;
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px 22px;transition:var(--tr)
}
.industries li:hover{border-color:var(--red);transform:translateY(-4px);box-shadow:var(--shadow)}
.industries .ic{color:var(--red);width:26px;height:26px;margin-top:2px}
.industries strong{display:block;font-size:15.5px;margin-bottom:7px;font-weight:800}
.industries p{margin:0;font-size:13.5px;color:var(--ink-soft);line-height:1.55}

/* ---------- Шаги ---------- */
.steps{list-style:none;counter-reset:s;margin:0 0 44px;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
@media (max-width:960px){.steps{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.steps{grid-template-columns:1fr}}
.step{position:relative;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 22px 22px}
.step__num{font-family:var(--font-d);font-weight:800;font-size:14px;color:var(--red);letter-spacing:.1em;display:block;margin-bottom:14px}
.step h3{font-size:17px}
.step p{font-size:14px;color:var(--ink-soft);margin:0}
.cta-strip{
  display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;
  background:var(--bg);color:var(--white);border-radius:var(--r-lg);
  padding:32px 36px;background-image:radial-gradient(500px 200px at 85% 0%, rgba(226,35,26,.22), transparent 70%)
}
.cta-strip h3{margin-bottom:6px}
.cta-strip p{margin:0;color:var(--muted)}

/* ---------- О компании ---------- */
.about{display:grid;grid-template-columns:1fr 1.15fr;gap:clamp(28px,4vw,56px);align-items:center}
@media (max-width:920px){.about{grid-template-columns:1fr}}
.about__media{position:relative}
.about__media img{border-radius:var(--r-lg);border:1px solid var(--line-dark)}
.about__plate{
  position:absolute;left:20px;bottom:-18px;background:var(--red);color:#fff;
  border-radius:var(--r-md);padding:14px 22px;box-shadow:0 14px 30px -10px var(--red-glow)
}
.about__plate strong{display:block;font-family:var(--font-d);font-size:17px}
.about__plate span{font-size:12px;opacity:.9}
.about__text p{color:#c4c8d1}
.about__list{list-style:none;margin:0 0 28px;padding:0;display:grid;gap:11px}
.about__list li{padding-left:30px;position:relative;font-size:14.5px;color:#d7dae1}
.about__list li::before{content:"";position:absolute;left:0;top:7px;width:16px;height:8px;border-left:2.5px solid var(--red);border-bottom:2.5px solid var(--red);transform:rotate(-45deg)}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:12px}
.faq__item{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:var(--tr)}
.faq__item[open]{border-color:var(--ink)}
.faq__item summary{display:flex;align-items:center;justify-content:space-between;gap:18px;cursor:pointer;padding:20px 24px;list-style:none}
.faq__item summary::-webkit-details-marker{display:none}
.faq__item summary h3{margin:0;font-family:var(--font-b);font-weight:800;font-size:16px}
.faq__plus{width:30px;height:30px;border:1.5px solid var(--line);border-radius:50%;position:relative;flex:none;transition:var(--tr)}
.faq__plus::before,.faq__plus::after{content:"";position:absolute;background:var(--ink);left:50%;top:50%}
.faq__plus::before{width:12px;height:2px;transform:translate(-50%,-50%)}
.faq__plus::after{width:2px;height:12px;transform:translate(-50%,-50%);transition:var(--tr)}
.faq__item[open] .faq__plus{background:var(--red);border-color:var(--red)}
.faq__item[open] .faq__plus::before{background:#fff}
.faq__item[open] .faq__plus::after{opacity:0}
.faq__body{padding:0 24px 22px;color:var(--ink-soft);font-size:15px}
.faq__body a{color:var(--red)}

/* ---------- Форма заявки ---------- */
.order{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(30px,5vw,64px);align-items:start}
@media (max-width:920px){.order{grid-template-columns:1fr}}
.order__info p{color:#c4c8d1}
.order__points{list-style:none;margin:26px 0;padding:0;display:grid;gap:13px}
.order__points li{display:flex;gap:12px;align-items:center;font-weight:600;font-size:15px}
.order__points .ic{color:var(--red)}
.order__contacts{display:flex;flex-direction:column;gap:12px;margin-top:30px}
.order__contacts a{display:inline-flex;align-items:center;gap:11px;font-family:var(--font-m);font-size:17px;font-weight:600;color:var(--white);text-decoration:none}
.order__contacts a:hover{color:var(--red)}
.max-link img{flex:none}
.max-btn{margin-top:14px;gap:10px}
.max-btn img{flex:none}
.form{background:var(--bg-2);border:1px solid var(--line-dark);border-radius:var(--r-lg);padding:clamp(24px,3vw,36px)}
.form .field input,.form .field textarea{font-family:var(--font-b);font-weight:500}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media (max-width:560px){.form__row{grid-template-columns:1fr}}
.form__cart{background:var(--bg-3);border:1px dashed #3a3f4b;border-radius:var(--r-md);padding:16px 18px;margin-bottom:22px}
.form__cart strong{font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.form__cart ul{list-style:none;margin:10px 0 0;padding:0;display:grid;gap:8px}
.form__cart li{display:flex;justify-content:space-between;gap:12px;font-size:14px;align-items:center}
.form__cart li button{background:none;border:0;color:var(--red);cursor:pointer;font-size:18px;line-height:1;padding:4px 8px}
.agree{display:flex;gap:12px;align-items:flex-start;font-size:13.5px;color:var(--muted);margin:6px 0 22px;cursor:pointer}
.agree input{position:absolute;opacity:0}
.agree b{width:20px;height:20px;border:2px solid #555b68;border-radius:6px;flex:none;position:relative;transition:var(--tr);margin-top:1px}
.agree input:checked + b{background:var(--red);border-color:var(--red)}
.agree input:checked + b::after{content:"";position:absolute;left:5px;top:1px;width:6px;height:11px;border-right:2.5px solid #fff;border-bottom:2.5px solid #fff;transform:rotate(40deg)}
.agree input:focus-visible + b{outline:3px solid var(--red);outline-offset:2px}
.agree a{color:var(--white)}
.form__hint{margin:14px 0 0;font-size:14px;color:var(--yellow);min-height:1.4em}
.form__hint.is-ok{color:#43c878}

/* ---------- Контакты / реквизиты ---------- */
.contacts{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,5vw,70px)}
@media (max-width:820px){.contacts{grid-template-columns:1fr}}
.contacts__list{font-style:normal}
.contacts__big{display:block;font-family:var(--font-d);font-weight:800;font-size:clamp(22px,2.6vw,30px);color:var(--ink);text-decoration:none;margin-bottom:8px;transition:var(--tr)}
.contacts__big:hover{color:var(--red)}
.contacts__big--mail{font-size:clamp(17px,2vw,22px);margin-bottom:26px}
.contacts__list p{display:flex;gap:12px;align-items:flex-start;color:var(--ink-soft);margin-bottom:10px}
.contacts__list .ic{color:var(--red);margin-top:2px}
.h-req{font-size:clamp(20px,2.2vw,26px)}
.req{margin:0;display:grid;gap:0;border-top:1px solid var(--line)}
.req > div{display:flex;justify-content:space-between;gap:18px;padding:12px 0;border-bottom:1px solid var(--line);font-size:14.5px}
.req dt{color:var(--ink-soft)}
.req dd{margin:0;font-family:var(--font-m);font-size:13.5px;font-weight:600;text-align:right;word-break:break-all}

/* ---------- Подвал ---------- */
.footer{background:var(--bg);color:var(--muted);border-top:1px solid var(--line-dark)}
.footer__inner{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:34px;padding-top:46px;padding-bottom:34px}
@media (max-width:880px){.footer__inner{grid-template-columns:1fr;gap:24px}}
.footer__brand{display:flex;gap:14px;align-items:flex-start}
.footer__brand img{border-radius:8px}
.footer__brand strong{display:block;color:var(--white);font-family:var(--font-d);font-size:15px;margin-bottom:4px}
.footer__brand span{font-size:13px;max-width:300px;display:block}
.footer__nav,.footer__docs{display:flex;flex-direction:column;gap:11px}
.footer__nav a,.footer__docs a{color:var(--muted);text-decoration:none;font-size:14px;transition:var(--tr)}
.footer__nav a:hover,.footer__docs a:hover{color:var(--red)}
.footer__bottom{border-top:1px solid var(--line-dark);padding-top:20px;padding-bottom:24px}
.footer__bottom p{margin:0;font-size:12.5px;color:#6e7480}

/* ---------- Cookies ---------- */
.cookies{
  position:fixed;left:20px;bottom:20px;z-index:150;max-width:430px;
  background:var(--bg-2);color:var(--white);border:1px solid var(--line-dark);
  border-radius:var(--r-md);padding:20px 22px;box-shadow:var(--shadow)
}
.cookies p{font-size:13.5px;margin-bottom:14px;color:#c4c8d1}
.cookies a{color:var(--red)}
.cookies__btns{display:flex;gap:10px}
@media (max-width:520px){.cookies{left:12px;right:12px;max-width:none}}

/* ---------- Плавающие кнопки (MAX + КП) ---------- */
.fab-stack{position:fixed;right:20px;bottom:20px;z-index:140;display:flex;flex-direction:column;align-items:flex-end;gap:14px}
.max-fab{
  position:relative;display:flex;align-items:center;justify-content:center;
  width:54px;height:54px;border-radius:50%;text-decoration:none;
  background:#fff;border:1px solid var(--line);
  box-shadow:0 12px 30px -10px rgba(10,12,16,.4);transition:var(--tr)
}
.max-fab:hover{transform:translateY(-3px);box-shadow:0 16px 36px -10px rgba(76,108,255,.45)}
.max-fab img{width:32px;height:32px}
.max-fab__tip{
  position:absolute;right:calc(100% + 12px);top:50%;transform:translateY(-50%) translateX(6px);
  background:var(--bg-2);color:var(--white);font-size:12.5px;font-weight:700;white-space:nowrap;
  border:1px solid var(--line-dark);border-radius:8px;padding:8px 13px;
  opacity:0;pointer-events:none;transition:var(--tr)
}
.max-fab:hover .max-fab__tip,.max-fab:focus-visible .max-fab__tip{opacity:1;transform:translateY(-50%) translateX(0)}
.max-fab:focus-visible{outline:3px solid var(--red);outline-offset:3px}
.fab{
  position:relative;
  display:inline-flex;align-items:center;gap:10px;text-decoration:none;
  background:linear-gradient(160deg,var(--red),var(--red-deep));color:#fff;
  font-weight:800;font-size:14px;border-radius:999px;padding:14px 22px;
  box-shadow:0 14px 34px -8px var(--red-glow);transition:var(--tr)
}
.fab:hover{transform:translateY(-3px)}
.fab .ic{width:19px;height:19px}
.fab__count{
  position:absolute;top:-7px;right:-4px;background:var(--ink);border:2px solid #fff;
  font-family:var(--font-m);font-size:11.5px;font-style:normal;
  min-width:23px;height:23px;border-radius:99px;display:flex;align-items:center;justify-content:center
}
@media (max-width:640px){.fab span{display:none}.fab{padding:15px}}