/* ==========================================================================
   НЕЙРОЦЕХ — стили лендинга (СВЕТЛАЯ ТЕМА / техно-блюпринт)
   Палитра под светлый логотип: белый фон, стальной диск, синий + оранжевый.
   Чтобы «натянуть» дизайн от Stitch — правьте :root и точечные блоки.
   ========================================================================== */

:root{
  /* Палитра — светлая */
  --bg:            #FFFFFF;
  --bg-2:          #EEF2F7;
  --blue:          #1E50A0;   /* «НЕЙРО» из лого */
  --blue-bright:   #2B6FE0;
  --blue-soft:     rgba(43,111,224,.10);
  --orange:        #E8862A;   /* дорожки платы / акцент */
  --orange-bright: #F5972F;
  --orange-soft:   rgba(232,134,42,.12);
  --steel:         #8A939E;   /* «ЦЕХ» / диск */
  --steel-light:   #CBD3DD;
  --line:          #E3E9F1;
  --card:          #FFFFFF;
  --ink:           #16202E;   /* заголовки / основной текст */
  --ink-2:         #3A4657;
  --ink-dim:       #6B7686;
  --success:       #17A34A;

  /* Тени вместо неон-свечения */
  --shadow:    0 10px 30px rgba(20,40,80,.08);
  --shadow-lg: 0 20px 50px rgba(20,40,80,.14);

  /* Типографика */
  --font-head: 'Unbounded', system-ui, sans-serif;
  --font-body: 'Manrope', system-ui, sans-serif;

  --radius: 16px;
  --maxw: 1180px;
  --ease: cubic-bezier(.22,.61,.36,1);
}

*{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; }
body{
  font-family:var(--font-body);
  background:var(--bg);
  color:var(--ink);
  line-height:1.55;
  overflow-x:hidden;
}
a{ color:inherit; text-decoration:none; }
h1,h2,h3{ font-family:var(--font-head); line-height:1.1; letter-spacing:-.01em; color:var(--ink); }

/* ---------- Фоновые слои (блюпринт-сетка + мягкая подсветка) ---------- */
.bg-layers{ position:fixed; inset:0; z-index:-1; pointer-events:none; }
.bg-grid{
  position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(30,80,160,.10) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30,80,160,.10) 1px, transparent 1px);
  background-size:46px 46px;
  /* мягкий общий фон на весь экран (грид фиксирован → на всех секциях) */
  mask-image:radial-gradient(ellipse 130% 115% at 50% 42%, #000 72%, transparent 100%);
}
.bg-haze{
  position:absolute; inset:0;
  background:
    radial-gradient(55% 45% at 12% 8%, rgba(43,111,224,.14), transparent 60%),
    radial-gradient(55% 50% at 90% 16%, rgba(232,134,42,.14), transparent 60%),
    radial-gradient(60% 50% at 50% 100%, rgba(43,111,224,.06), transparent 70%),
    linear-gradient(180deg, #FFFFFF, var(--bg-2));
}
#sparks{ position:absolute; inset:0; width:100%; height:100%; }

/* ---------- Интро-заставка (диск + STANDBY) ---------- */
body.intro-open{ overflow:hidden; }
.intro{
  position:fixed; inset:0; z-index:1000; overflow:hidden;
  display:flex; align-items:center; justify-content:center;
  background:
    radial-gradient(48% 42% at 50% 44%, rgba(43,111,224,.13), transparent 70%),
    radial-gradient(42% 40% at 76% 72%, rgba(232,134,42,.13), transparent 70%),
    linear-gradient(rgba(30,80,160,.06) 1px, transparent 1px) 0 0/46px 46px,
    linear-gradient(90deg, rgba(30,80,160,.06) 1px, transparent 1px) 0 0/46px 46px,
    radial-gradient(circle at 50% 45%, #ffffff, var(--bg-2) 88%);
  transition:opacity .9s var(--ease), transform .9s var(--ease);
}
.intro::after{
  content:""; position:absolute; inset:0; pointer-events:none;
  background:radial-gradient(circle at 50% 45%, transparent 52%, rgba(20,40,80,.07) 100%);
}
.intro-fx{ position:absolute; inset:0; width:100%; height:100%; z-index:0; pointer-events:none; }
.intro-disc{ position:absolute; inset:0; z-index:1; display:flex; align-items:center; justify-content:center; }
.intro-disc::before{
  content:""; position:absolute; top:50%; left:50%; transform:translate(-50%,-50%);
  width:min(96vh,96vw); aspect-ratio:1; border-radius:50%; z-index:-1;
  background:radial-gradient(circle, rgba(43,111,224,.20), rgba(232,134,42,.12) 52%, transparent 70%);
  animation:discGlow 3.6s var(--ease) infinite;
}
.intro-disc img{ width:min(94vh,94vw); height:auto; opacity:.92; animation:spin 30s linear infinite; }
@keyframes discGlow{
  0%,100%{ transform:translate(-50%,-50%) scale(.95); opacity:.55; }
  50%{ transform:translate(-50%,-50%) scale(1.07); opacity:1; }
}
.intro.powering .intro-disc img{ animation:spin 1.8s cubic-bezier(.4,0,.2,1) infinite; }
.intro.off{ opacity:0; transform:scale(1.28); pointer-events:none; }

.standby{
  position:absolute; top:50%; left:50%; transform:translate(-50%,-50%);
  z-index:2; width:clamp(92px,12vw,124px); height:clamp(92px,12vw,124px);
  background:none; border:none; padding:0; cursor:pointer;
}
.standby-btn{
  width:100%; height:100%; border-radius:50%;
  display:flex; align-items:center; justify-content:center; color:#fff;
  background:linear-gradient(135deg, var(--blue), var(--blue-bright));
  box-shadow:0 12px 30px rgba(43,111,224,.4);
  animation:standbyPulse 2s var(--ease) infinite; transition:transform .2s var(--ease);
}
.standby:hover .standby-btn{ transform:scale(1.06); }
.standby:active .standby-btn{ transform:scale(.97); }
.power-ic{ width:46%; height:46%; }
.standby-label{
  position:absolute; top:calc(100% + 12px); left:50%; transform:translateX(-50%);
  font-family:var(--font-head); font-weight:700; letter-spacing:.34em; font-size:13px;
  color:var(--blue); padding-left:.34em; white-space:nowrap;
}
@keyframes standbyPulse{
  0%,100%{ box-shadow:0 12px 26px rgba(43,111,224,.35); }
  50%{ box-shadow:0 12px 42px rgba(43,111,224,.6), 0 0 0 14px rgba(43,111,224,.08); }
}
/* «включение» — кнопка вспыхивает зелёным */
.intro.powering .standby-btn{
  background:linear-gradient(135deg, #17A34A, #2fd06e);
  box-shadow:0 0 60px rgba(47,208,110,.75); animation:none;
}
.intro.powering .standby-label{ color:#17A34A; }

/* ---------- Кнопки ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:.5em;
  padding:14px 28px; border-radius:999px; font-weight:700; font-size:15px;
  cursor:pointer; border:1px solid transparent; transition:transform .2s var(--ease), box-shadow .3s, background .2s;
  position:relative; white-space:nowrap;
}
.btn:active{ transform:translateY(1px) scale(.99); }
.btn-sm{ padding:10px 20px; font-size:14px; }
.btn-block{ width:100%; }

.btn-neon{ /* основная синяя CTA */
  background:linear-gradient(135deg, var(--blue), var(--blue-bright));
  color:#fff; box-shadow:0 8px 22px rgba(43,111,224,.28);
  animation:pulseNeon 2.8s var(--ease) infinite;
}
.btn-neon:hover{ box-shadow:0 12px 30px rgba(43,111,224,.42); transform:translateY(-1px); }

.btn-fire{ /* оранжевая акцентная */
  background:linear-gradient(135deg, var(--orange), var(--orange-bright));
  color:#fff; box-shadow:0 8px 24px rgba(232,134,42,.3);
}
.btn-fire:hover{ box-shadow:0 12px 34px rgba(232,134,42,.48); transform:translateY(-1px); }

.btn-ghost{
  background:#fff; color:var(--ink);
  border-color:var(--steel-light);
}
.btn-ghost:hover{ border-color:var(--blue-bright); color:var(--blue); }

@keyframes pulseNeon{
  0%,100%{ box-shadow:0 8px 18px rgba(43,111,224,.24); }
  50%{ box-shadow:0 10px 28px rgba(43,111,224,.44); }
}

/* Блик, пробегающий по кнопке при наведении */
.btn-neon, .btn-fire{ overflow:hidden; }
.btn-neon::after, .btn-fire::after{
  content:""; position:absolute; top:0; left:-120%; width:60%; height:100%;
  background:linear-gradient(100deg, transparent, rgba(255,255,255,.55), transparent);
  transform:skewX(-20deg); transition:none;
}
.btn-neon:hover::after, .btn-fire:hover::after{ animation:sheen .8s var(--ease); }
@keyframes sheen{ from{ left:-120%; } to{ left:130%; } }

/* ---------- Header ---------- */
.header{
  position:fixed; top:0; left:0; right:0; z-index:50;
  display:flex; align-items:center; gap:24px;
  padding:16px clamp(16px,4vw,40px);
  transition:background .3s, backdrop-filter .3s, box-shadow .3s;
}
.header.scrolled{
  background:rgba(255,255,255,.85); backdrop-filter:blur(12px);
  box-shadow:0 1px 0 var(--line), 0 6px 24px rgba(20,40,80,.06);
}
.logo{ display:flex; align-items:center; gap:10px; font-family:var(--font-head); font-weight:800; }
.logo-img{ height:52px; width:auto; display:block; }
.footer-logo{ height:40px; }
.logo-mark{ display:flex; align-items:center; gap:10px; }
.logo-disc{ width:40px; height:40px; display:block; flex:0 0 auto; }
.logo-disc svg{ width:100%; height:100%; display:block; }
.logo-text{ font-size:22px; letter-spacing:.01em; color:var(--blue); display:inline-flex; align-items:center; }
.logo-fire{ color:#fff; background:var(--steel); padding:1px 8px 2px; margin-left:4px; border-radius:3px; transform:skewX(-9deg); display:inline-block; } /* «ЦЕХ» — серый баннер как в лого */
.logo-gear{
  width:26px; height:26px; border-radius:50%;
  background:conic-gradient(from 0deg, var(--blue-bright), var(--orange), var(--blue-bright));
  mask:radial-gradient(circle, transparent 30%, #000 32%);
  animation:spin 12s linear infinite;
}
.nav{ display:flex; gap:26px; margin-left:auto; }
.nav a{ color:var(--ink-dim); font-weight:500; font-size:15px; transition:color .2s; }
.nav a:hover{ color:var(--blue); }
.header .btn-neon{ margin-left:8px; }
.burger{ display:none; margin-left:auto; background:none; border:none; color:var(--ink); font-size:24px; cursor:pointer; }

@keyframes spin{ to{ transform:rotate(360deg); } }

/* ---------- Секции общие ---------- */
.section{ max-width:var(--maxw); margin:0 auto; padding:96px clamp(16px,4vw,40px); }
.section-title{ font-size:clamp(28px,4vw,44px); font-weight:700; text-align:center; margin-bottom:46px; }
.section-lead{ text-align:center; color:var(--ink-dim); margin:14px auto 46px; max-width:620px; }
.section-title + .section-lead{ margin-top:-32px; } /* подтянуть подзаголовок к заголовку */

/* ---------- Hero ---------- */
.hero{
  position:relative; min-height:100vh;
  display:flex; align-items:center;
  padding:120px clamp(16px,4vw,56px) 84px; overflow:hidden;
}
.hero-grid{
  max-width:var(--maxw); margin:0 auto; width:100%;
  display:grid; grid-template-columns:1.05fr .95fr; align-items:center; gap:clamp(24px,4vw,56px);
}
.hero-copy{ text-align:left; }
.hero-visual{ position:relative; display:flex; justify-content:center; align-items:center; will-change:transform; }
.saw-wrap{ position:relative; width:min(44vw,540px); aspect-ratio:1; }

/* HUD-рамка по углам (симметричное обрамление) */
.hero-hud{
  position:absolute; inset:clamp(16px,3vw,36px); z-index:1; pointer-events:none;
  --c:rgba(43,111,224,.22); --s:28px; --t:2px;
  background:
    linear-gradient(var(--c),var(--c)) 0 0/var(--s) var(--t) no-repeat,
    linear-gradient(var(--c),var(--c)) 0 0/var(--t) var(--s) no-repeat,
    linear-gradient(var(--c),var(--c)) 100% 0/var(--s) var(--t) no-repeat,
    linear-gradient(var(--c),var(--c)) 100% 0/var(--t) var(--s) no-repeat,
    linear-gradient(var(--c),var(--c)) 0 100%/var(--s) var(--t) no-repeat,
    linear-gradient(var(--c),var(--c)) 0 100%/var(--t) var(--s) no-repeat,
    linear-gradient(var(--c),var(--c)) 100% 100%/var(--s) var(--t) no-repeat,
    linear-gradient(var(--c),var(--c)) 100% 100%/var(--t) var(--s) no-repeat;
}

/* Нижняя служебная строка hero */
.hero-foot{
  position:absolute; left:0; right:0; bottom:clamp(18px,3vw,34px); z-index:2;
  display:flex; align-items:center; justify-content:space-between;
  padding:0 clamp(24px,5vw,60px);
  font-family:'Manrope',monospace; font-size:11px; letter-spacing:.14em;
  color:var(--steel); text-transform:uppercase;
}
.scroll-cue{
  position:absolute; left:50%; bottom:24px; transform:translateX(-50%);
  display:inline-flex; flex-direction:column; align-items:center; gap:8px;
  color:var(--ink-dim); font-weight:600; letter-spacing:.14em; font-size:12px; text-transform:uppercase;
}
.scroll-cue i{
  width:1px; height:26px; background:linear-gradient(var(--blue-bright), transparent);
  position:relative;
}
.scroll-cue i::after{
  content:""; position:absolute; left:-3px; bottom:0; width:7px; height:7px;
  border-right:1.5px solid var(--blue-bright); border-bottom:1.5px solid var(--blue-bright);
  transform:rotate(45deg); animation:cueBounce 1.8s var(--ease) infinite;
}
@keyframes cueBounce{ 0%,100%{ transform:translateY(-4px) rotate(45deg); opacity:.5; } 50%{ transform:translateY(2px) rotate(45deg); opacity:1; } }
@media (max-width:640px){ .hero-foot span{ display:none; } .hero-foot{ justify-content:center; } }
.saw-wrap > *{ position:absolute; inset:0; border-radius:50%; }

/* Мягкое свечение под диском (дышит) */
.glow-ring{
  background:radial-gradient(circle, rgba(43,111,224,.18), rgba(232,134,42,.11) 48%, transparent 66%);
  animation:breathe 4.5s var(--ease) infinite;
}
@keyframes breathe{ 0%,100%{ transform:scale(.94); opacity:.7; } 50%{ transform:scale(1.06); opacity:1; } }

/* Настоящий диск-логотип (картинка), вращается; белый фон убирается blend-режимом */
.saw-img{
  width:100%; height:100%; object-fit:contain;
  animation:spin 26s linear infinite; will-change:transform;
}

/* Плата: белый центр + радиальные сине-оранжевые дорожки (вращается в обратную сторону) */
.board{
  inset:22%;
  background:
    repeating-conic-gradient(from 0deg, rgba(43,111,224,.6) 0deg .6deg, transparent .6deg 12deg),
    repeating-conic-gradient(from 6deg, rgba(232,134,42,.55) 0deg .6deg, transparent .6deg 24deg),
    radial-gradient(circle, #f4f8fd 0 60%, transparent 61%);
  -webkit-mask:radial-gradient(circle, #000 60%, transparent 62%);
          mask:radial-gradient(circle, #000 60%, transparent 62%);
  animation:spin 40s linear infinite reverse;
  opacity:.92;
}
.board::before{ content:""; position:absolute; inset:2%; border-radius:50%; border:1.5px solid rgba(43,111,224,.35); }
.board::after{ content:""; position:absolute; inset:26%; border-radius:50%; border:1.5px solid rgba(232,134,42,.32); }

/* Центральная втулка */
.hub{
  inset:41%;
  background:radial-gradient(circle at 40% 35%, #ffffff, #cbd3dd);
  border:2px solid var(--steel);
  box-shadow:0 4px 14px rgba(20,40,80,.15), inset 0 1px 2px #fff;
}
.hero-inner{ position:relative; z-index:2; max-width:840px; }
.hero-inner::before{
  content:""; position:absolute; inset:-50px -80px; z-index:-1; pointer-events:none;
  background:radial-gradient(ellipse 72% 62% at 50% 46%, rgba(255,255,255,.85), rgba(255,255,255,0) 70%);
}
.hero-badge{
  display:inline-flex; align-items:center; gap:9px; font-size:12px; letter-spacing:.22em; font-weight:700;
  color:var(--blue); border:1px solid rgba(43,111,224,.35);
  padding:7px 18px; border-radius:999px; margin-bottom:24px;
  background:var(--blue-soft);
}
.badge-dot{
  width:7px; height:7px; border-radius:50%; background:var(--orange);
  box-shadow:0 0 0 0 rgba(232,134,42,.5); animation:blink 2s var(--ease) infinite;
}
@keyframes blink{ 0%,100%{ box-shadow:0 0 0 0 rgba(232,134,42,.5); } 50%{ box-shadow:0 0 0 5px rgba(232,134,42,0); } }
.hero-h1{ font-size:clamp(38px,6vw,76px); font-weight:800; }
.grad{
  background:linear-gradient(100deg, var(--blue-bright), var(--orange-bright), var(--blue-bright));
  background-size:220% auto;
  -webkit-background-clip:text; background-clip:text; color:transparent;
  animation:shimmer 5s linear infinite;
}
@keyframes shimmer{ to{ background-position:-220% center; } }
.hero-sub{ font-size:clamp(16px,2.2vw,20px); color:var(--ink-2); margin:22px 0 30px; max-width:540px; }
.hero-cta{ display:flex; gap:14px; justify-content:flex-start; flex-wrap:wrap; }
.hero-note{ margin-top:16px; font-size:14px; color:var(--ink-dim); }
.hero-trust{ display:flex; gap:36px; justify-content:flex-start; flex-wrap:wrap; margin-top:40px; }
.trust-item{ display:flex; flex-direction:column; align-items:center; }
.trust-item b{ font-family:var(--font-head); font-size:32px; color:var(--ink); }
.trust-item span{ font-size:13px; color:var(--ink-dim); }

/* ---------- Бегущая строка ---------- */
.marquee{
  overflow:hidden; white-space:nowrap; padding:18px 0;
  border-top:1px solid var(--line); border-bottom:1px solid var(--line);
  background:linear-gradient(90deg, var(--blue-soft), var(--orange-soft));
  -webkit-mask:linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
          mask:linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.marquee-track{ display:inline-flex; animation:marquee 26s linear infinite; }
.marquee-track span{
  font-family:var(--font-head); font-weight:800; font-size:clamp(20px,3vw,34px);
  letter-spacing:.04em; padding-right:0;
  background:linear-gradient(100deg, var(--blue), var(--orange));
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
@keyframes marquee{ to{ transform:translateX(-50%); } }
.marquee:hover .marquee-track{ animation-play-state:paused; }

/* ---------- Конвейер ---------- */
.conveyor{ position:relative; display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }
.conveyor-line{
  position:absolute; top:38px; left:8%; right:8%; height:2px;
  background:linear-gradient(90deg, var(--steel-light), var(--blue-bright), var(--orange), var(--steel-light));
  opacity:.7;
}
.impulse{
  position:absolute; top:-3px; left:0; width:60px; height:8px; border-radius:8px;
  background:radial-gradient(circle, var(--blue-bright), transparent 70%);
  animation:runImpulse 3.5s linear infinite;
}
@keyframes runImpulse{ from{ left:-8%; } to{ left:100%; } }
.step{
  background:var(--card); border:1px solid var(--line); border-radius:var(--radius);
  padding:28px 22px; text-align:left; box-shadow:var(--shadow);
  transition:transform .3s var(--ease), border-color .3s, box-shadow .3s;
}
.step.active, .step:hover{
  border-color:var(--blue-bright); box-shadow:var(--shadow-lg);
  transform:translateY(-4px);
}
.step-num{ font-family:var(--font-head); font-size:28px; color:var(--blue); margin-bottom:12px; }
.step h3{ font-size:19px; margin-bottom:8px; }
.step p{ color:var(--ink-dim); font-size:15px; }

/* ---------- Карточки услуг ---------- */
.cards{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
.card{
  background:var(--card); border:1px solid var(--line); border-radius:var(--radius);
  padding:30px 26px; box-shadow:var(--shadow);
  transition:transform .3s var(--ease), box-shadow .3s, border-color .3s;
}
.card:hover{
  transform:translateY(-6px); border-color:var(--blue-bright); box-shadow:var(--shadow-lg);
}
.card-ic{ font-size:34px; margin-bottom:14px; }
.card h3{ font-size:20px; margin-bottom:8px; }
.card p{ color:var(--ink-dim); font-size:15px; }

/* ---------- О нас ---------- */
.about{ display:grid; grid-template-columns:1fr 1fr; gap:24px; }
.about-col{
  position:relative; padding:34px 30px; border-radius:var(--radius);
  background:var(--card); border:1px solid var(--line); box-shadow:var(--shadow);
  transition:transform .3s var(--ease), box-shadow .3s, border-color .3s;
}
.about-col:first-child:hover{ border-color:var(--blue-bright); box-shadow:var(--shadow-lg); transform:translateY(-4px); }
.about-col:last-child:hover{ border-color:var(--orange); box-shadow:var(--shadow-lg); transform:translateY(-4px); }
.about-ic{ font-size:38px; margin-bottom:16px; }
.about-col h3{ font-size:22px; margin-bottom:12px; }
.about-col p{ color:var(--ink-2); font-size:16px; }

/* ---------- Галерея ---------- */
.gallery{ display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.work{
  aspect-ratio:16/10; border-radius:var(--radius);
  border:1px solid var(--line);
  background:linear-gradient(135deg, var(--blue-soft), var(--orange-soft));
  display:flex; align-items:center; justify-content:center;
  color:var(--ink-dim); font-weight:700; letter-spacing:.05em;
  box-shadow:var(--shadow);
  transition:box-shadow .3s, border-color .3s, transform .3s;
}
.work:hover{ border-color:var(--blue-bright); box-shadow:var(--shadow-lg); transform:scale(1.02); }

/* ---------- Тарифы ---------- */
.tiers{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; align-items:stretch; }
.tier{
  background:var(--card); border:1px solid var(--line); border-radius:20px; padding:34px 28px;
  display:flex; flex-direction:column; box-shadow:var(--shadow);
  transition:transform .3s var(--ease), box-shadow .3s;
}
.tier:hover{ transform:translateY(-4px); box-shadow:var(--shadow-lg); }
.tier h3{ font-size:24px; margin-bottom:10px; }
.tier .price{ font-family:var(--font-head); font-size:30px; margin-bottom:20px; color:var(--ink); }
.tier .price span{ font-size:15px; color:var(--ink-dim); font-family:var(--font-body); }
.tier ul{ list-style:none; margin-bottom:26px; flex:1; }
.tier li{ padding:9px 0 9px 26px; position:relative; color:var(--ink-2); font-size:15px; border-bottom:1px solid var(--line); }
.tier li::before{ content:"▹"; position:absolute; left:4px; color:var(--blue-bright); }
.tier-hit{
  position:relative; border:1.5px solid transparent;
  background:
    linear-gradient(180deg, var(--orange-soft), #fff) padding-box,
    linear-gradient(135deg, var(--orange), var(--orange-bright)) border-box;
  box-shadow:0 16px 46px rgba(232,134,42,.22);
  animation:pulseFire 3.2s var(--ease) infinite;
}
@keyframes pulseFire{
  0%,100%{ box-shadow:0 14px 36px rgba(232,134,42,.18); }
  50%{ box-shadow:0 18px 52px rgba(232,134,42,.34); }
}
.tier-badge{
  position:absolute; top:-13px; left:50%; transform:translateX(-50%);
  background:linear-gradient(135deg, var(--orange), var(--orange-bright)); color:#fff;
  font-weight:700; font-size:12px; letter-spacing:.1em; padding:6px 18px; border-radius:999px;
}
.tiers-note{ text-align:center; color:var(--ink-dim); margin-top:30px; }
.tiers-note a{ color:var(--blue); font-weight:600; }

/* ---------- Преимущества ---------- */
.benefits{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }
.benefit{ background:var(--card); border:1px solid var(--line); border-radius:var(--radius); padding:26px 22px; box-shadow:var(--shadow); }
.benefit b{ display:block; font-size:18px; margin-bottom:8px; color:var(--ink); }
.benefit p{ color:var(--ink-dim); font-size:15px; }

/* ---------- Форма ---------- */
.lead-panel{
  max-width:680px; margin:0 auto; padding:44px clamp(20px,4vw,48px);
  border-radius:24px; position:relative;
  background:linear-gradient(180deg, #fff, var(--bg-2));
  border:1px solid rgba(43,111,224,.25);
  box-shadow:var(--shadow-lg);
}
.field{ margin-bottom:20px; text-align:left; }
.field label{ display:block; font-size:14px; font-weight:600; color:var(--ink-2); margin-bottom:8px; }
input[type=text], input[type=email], select, textarea{
  width:100%; padding:13px 16px; border-radius:12px; font-family:inherit; font-size:15px;
  background:#fff; border:1px solid var(--steel-light); color:var(--ink);
  transition:border-color .2s, box-shadow .2s;
}
input:focus, select:focus, textarea:focus{
  outline:none; border-color:var(--blue-bright);
  box-shadow:0 0 0 3px var(--blue-soft);
}
input.invalid, select.invalid, textarea.invalid{ border-color:var(--orange); box-shadow:0 0 0 3px var(--orange-soft); }
.contact-row{ display:grid; grid-template-columns:130px 1fr; gap:10px; }
textarea{ resize:vertical; }
.hp{ position:absolute; left:-9999px; width:1px; height:1px; opacity:0; }

.chips{ display:flex; flex-wrap:wrap; gap:10px; }
.chip{
  padding:9px 16px; border-radius:999px; font-size:14px; cursor:pointer;
  background:#fff; border:1px solid var(--steel-light); color:var(--ink-dim);
  transition:all .2s;
}
.chip.on{ background:var(--blue-soft); border-color:var(--blue-bright); color:var(--blue); }

.consent{ display:flex; gap:10px; align-items:flex-start; font-size:14px; color:var(--ink-dim); margin:6px 0 22px; cursor:pointer; }
.consent input{ margin-top:3px; }
.consent a{ color:var(--blue); }

.btn-submit{ font-size:16px; padding:16px; overflow:hidden; }
.btn-gear{
  display:none; width:18px; height:18px; border-radius:50%;
  border:2px solid rgba(255,255,255,.45); border-top-color:#fff;
  animation:spin .8s linear infinite;
}
.btn-submit.loading .btn-label{ opacity:.6; }
.btn-submit.loading .btn-gear{ display:inline-block; }
.form-status{ margin-top:14px; text-align:center; font-size:15px; font-weight:600; min-height:22px; }
.form-status.ok{ color:var(--success); }
.form-status.err{ color:var(--orange); }

/* ---------- FAQ ---------- */
.faq{ max-width:760px; margin:0 auto; }
.faq details{
  border:1px solid var(--line); border-radius:12px; padding:0 20px; margin-bottom:12px;
  background:var(--card); box-shadow:var(--shadow); transition:border-color .2s;
}
.faq details[open]{ border-color:var(--blue-bright); }
.faq summary{ cursor:pointer; font-weight:600; padding:18px 0; list-style:none; font-size:16px; color:var(--ink); }
.faq summary::-webkit-details-marker{ display:none; }
.faq summary::after{ content:"+"; float:right; color:var(--blue); font-size:20px; }
.faq details[open] summary::after{ content:"–"; }
.faq details p{ color:var(--ink-dim); padding:0 0 18px; font-size:15px; }

/* ---------- Footer ---------- */
.footer{ border-top:1px solid var(--line); padding:44px clamp(16px,4vw,40px) 30px; margin-top:40px; background:var(--bg-2); }
.footer-inner{ max-width:var(--maxw); margin:0 auto; display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:20px; }
.footer-contacts{ display:flex; gap:24px; flex-wrap:wrap; }
.footer-contacts a{ color:var(--ink-dim); transition:color .2s; }
.footer-contacts a:hover{ color:var(--blue); }
.copyright{ max-width:var(--maxw); margin:26px auto 0; color:var(--steel); font-size:13px; }

/* ---------- Reveal (scroll-анимация) ---------- */
.reveal{ opacity:0; transform:translateY(28px); transition:opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in{ opacity:1; transform:none; }

/* ---------- Адаптив ---------- */
@media (max-width:900px){
  .nav{ display:none; }
  .header .btn-neon{ display:none; }
  .burger{ display:block; }
  .cards, .gallery{ grid-template-columns:repeat(2,1fr); }
  .conveyor, .tiers, .benefits, .about{ grid-template-columns:1fr 1fr; }
  .conveyor-line{ display:none; }
  .hero-grid{ grid-template-columns:1fr; text-align:center; }
  .hero-copy{ text-align:center; }
  .hero-sub{ margin-left:auto; margin-right:auto; }
  .hero-cta, .hero-trust{ justify-content:center; }
  .saw-wrap{ width:min(64vw,360px); }
}
@media (max-width:560px){
  .cards, .gallery, .conveyor, .tiers, .benefits, .about{ grid-template-columns:1fr; }
  .contact-row{ grid-template-columns:1fr; }
  .hero-trust{ gap:22px; }
  .section{ padding:64px 16px; }
}

/* ---------- Уважение к prefers-reduced-motion ---------- */
@media (prefers-reduced-motion: reduce){
  *{ animation:none !important; }
  .reveal{ opacity:1; transform:none; transition:none; }
  html{ scroll-behavior:auto; }
}