/* ============================================================
   «Выгода» — Промышленное управление. Продающий сайт.
   Визуальный мир: AIV / code1.ru (Inter · IBM Plex Mono · Instrument Serif;
   крем / чернила / терракота). Архитектура разделов: encost-monitoring.ru.
   ============================================================ */

/* ---------- Шрифты (самохостинг, кириллица + латиница) ---------- */
@font-face{font-family:'Inter';font-style:normal;font-weight:100 900;font-display:swap;src:url('../fonts/Inter-normal-100-900-cyr.woff2') format('woff2');unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116;}
@font-face{font-family:'Inter';font-style:normal;font-weight:100 900;font-display:swap;src:url('../fonts/Inter-normal-100-900-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;}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:400;font-display:swap;src:url('../fonts/IBMPlexMono-normal-400-cyr.woff2') format('woff2');unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116;}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:400;font-display:swap;src:url('../fonts/IBMPlexMono-normal-400-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;}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:500;font-display:swap;src:url('../fonts/IBMPlexMono-normal-500-cyr.woff2') format('woff2');unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116;}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:500;font-display:swap;src:url('../fonts/IBMPlexMono-normal-500-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;}
@font-face{font-family:'Instrument Serif';font-style:normal;font-weight:400;font-display:swap;src:url('../fonts/InstrumentSerif-normal-400-latin.woff2') format('woff2');}
@font-face{font-family:'Instrument Serif';font-style:italic;font-weight:400;font-display:swap;src:url('../fonts/InstrumentSerif-italic-400-latin.woff2') format('woff2');}

/* ---------- Токены ---------- */
:root{
  --font-sans:'Inter',ui-sans-serif,system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  --font-mono:'IBM Plex Mono',ui-monospace,Menlo,'SF Mono',Consolas,monospace;
  --font-display:'Instrument Serif',Georgia,'Times New Roman',serif;

  --ink:#1a1410;
  --ink-2:#504b45;
  --ink-3:#6f6356;
  --accent-text:#b8402c;
  --accent-deep:#c9472f;
  --paper:#f5f1e8;
  --card:#fffdf7;
  --card-72:rgba(255,253,247,.72);
  --alt:#efe9da;
  --bone:#e5e0d4;
  --accent:#d4513a;
  --accent-soft:#f9ece8;
  --green:#3a7a50;
  --border:rgba(26,20,16,.14);
  --border-strong:rgba(26,20,16,.24);
  --on-dark:#fffdf7;
  --on-dark-2:rgba(255,253,247,.72);
  --on-dark-3:rgba(255,253,247,.5);
  --border-dark:rgba(255,253,247,.18);
  --dark-card:#241c17;

  --t-display:clamp(38px,4.6vw,68px);
  --t-h2:clamp(32px,3.9vw,58px);
  --t-h3:clamp(18px,2vw,24px);
  --t-lead:clamp(16px,1.4vw,19px);
  --t-body:16px;
  --t-small:13px;
  --t-label:11px;

  --r-panel:28px;
  --r-card:18px;
  --r-pill:999px;

  --ease-out:cubic-bezier(.16,1,.3,1);
  --shadow-card:0 10px 32px rgba(26,20,16,.08);
  --shadow-panel:0 18px 64px rgba(26,20,16,.08);
  --header-h:72px;
}

/* ---------- База ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--font-sans);font-size:var(--t-body);line-height:1.6;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  font-feature-settings:'cv11','ss01';
  overflow-x:clip;
}
::selection{background:var(--accent);color:#fff}
a{color:inherit;text-decoration-thickness:1px;text-underline-offset:4px}
a:hover{color:var(--accent-text)}
img,svg{display:block;max-width:100%}
img{height:auto}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
h1,h2,h3,h4,p,figure,figcaption{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
strong{font-weight:700}
small{font-size:var(--t-small)}
.num,.mono,table{font-variant-numeric:tabular-nums}
*{scrollbar-width:thin;scrollbar-color:var(--bone) transparent}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:var(--bone);border-radius:8px;border:3px solid var(--paper)}
::-webkit-scrollbar-thumb:hover{background:var(--ink-3)}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- Сетка ---------- */
.container{width:min(calc(100% - 24px),1380px);margin-inline:auto}
@media (min-width:640px){.container{width:min(calc(100% - 40px),1380px)}}
@media (min-width:1280px){.container{width:min(calc(100% - 60px),1380px)}}
@media (min-width:1680px){.container{width:min(calc(100% - 80px),1560px)}}

/* ---------- Типографика ---------- */
.kicker{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:var(--t-label);font-weight:500;
  letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);line-height:1;
}
.kicker::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--accent);flex:none}
.kicker--plain::before{display:none}
.mono{font-family:var(--font-mono);font-size:var(--t-label);font-weight:500;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);line-height:1.3}
.mono--lc{text-transform:none;letter-spacing:.04em}
.h-display{
  font-size:var(--t-display);font-weight:780;line-height:1.06;letter-spacing:-.045em;
  text-transform:uppercase;text-wrap:balance;
}
.h2{
  font-size:var(--t-h2);font-weight:780;line-height:1.08;letter-spacing:-.04em;
  text-transform:uppercase;text-wrap:balance;max-width:20ch;
}
.h3{font-size:var(--t-h3);font-weight:700;line-height:1.2;letter-spacing:-.02em;text-wrap:balance}
.h4{font-size:17px;font-weight:700;line-height:1.3;letter-spacing:-.01em}
.accent{color:var(--accent)}
.dot{color:var(--accent)}
.lead{font-size:var(--t-lead);line-height:1.5;color:var(--ink-2);max-width:62ch;text-wrap:pretty}
.body{color:var(--ink-2);max-width:65ch;text-wrap:pretty}
.on-dark .lead,.on-dark .body{color:var(--on-dark-2)}
.on-dark .kicker,.on-dark .mono{color:var(--on-dark-3)}
.on-dark{color:var(--on-dark)}
.section-head{display:grid;gap:18px;margin-bottom:clamp(28px,4vw,48px)}
.section-head .lead{margin-top:4px}
.serif{font-family:var(--font-display);font-weight:400;letter-spacing:-.01em}
.caption{font-size:var(--t-small);line-height:1.45;color:var(--ink-3)}
.caption b{color:var(--ink);font-weight:600}
.on-dark .caption{color:var(--on-dark-3)}
.on-dark .caption b{color:var(--on-dark)}

/* ---------- Кнопки ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:12px;
  min-height:52px;padding:0 26px;border-radius:var(--r-pill);
  font-weight:600;font-size:15px;line-height:1;letter-spacing:-.01em;text-decoration:none;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:background .2s var(--ease-out),color .2s var(--ease-out),border-color .2s var(--ease-out),transform .25s var(--ease-out),box-shadow .25s var(--ease-out);
}
.btn .arr{width:18px;height:18px;flex:none;transition:transform .3s var(--ease-out)}
.btn:hover .arr{transform:translateX(4px)}
.btn--primary{background:var(--accent-deep);color:#fff;box-shadow:0 8px 24px rgba(212,81,58,.25)}
.btn--primary:hover{background:var(--accent-text);color:#fff;transform:translateY(-1px);box-shadow:0 12px 28px rgba(212,81,58,.3)}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--border-strong)}
.btn--ghost:hover{border-color:var(--ink);color:var(--ink);background:var(--card)}
.on-dark .btn--ghost{color:var(--on-dark);border-color:var(--border-dark)}
.on-dark .btn--ghost:hover{border-color:var(--on-dark);background:rgba(255,253,247,.06);color:var(--on-dark)}
.btn--sm{min-height:40px;padding:0 18px;font-size:14px}
.on-dark .btn--primary,.calc__out .btn--primary{box-shadow:none}
.btn--block{width:100%}

/* ---------- Панели-секции ---------- */
.section{padding:clamp(20px,2.4vw,28px) 0}
.panel{
  position:relative;border:1px solid var(--border);border-radius:var(--r-panel);
  background:var(--card-72);padding:28px 18px;padding:clamp(28px,4.5vw,72px) clamp(18px,4vw,64px);
  box-shadow:0 1px 0 rgba(255,255,255,.6) inset;
}
.panel--alt{background:var(--alt)}
.panel--dark{background:var(--ink);border-color:rgba(255,253,247,.08);box-shadow:var(--shadow-panel)}
.panel--flat{background:transparent;border:none;padding-inline:0}

/* ---------- Шапка ---------- */
.site-header{
  position:fixed;inset-inline:0;top:0;z-index:50;
  background:rgba(255,253,247,.72);border-bottom:1px solid rgba(26,20,16,.1);
  backdrop-filter:blur(24px) saturate(150%);-webkit-backdrop-filter:blur(24px) saturate(150%);
  box-shadow:0 10px 32px rgba(26,20,16,.06);
}
.techstrip{
  display:none;align-items:center;justify-content:space-between;gap:16px;
  padding:7px 24px;border-bottom:1px solid var(--border);
  font-family:var(--font-mono);font-size:11px;font-weight:500;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-2);
}
.techstrip span.sep{width:4px;height:4px;border-radius:50%;background:var(--accent);display:inline-block;margin:0 10px;vertical-align:middle}
.techstrip .accent{color:var(--accent)}
@media (min-width:1280px){.techstrip{display:flex;padding-inline:48px}}
.nav{
  position:relative;display:flex;align-items:center;justify-content:space-between;gap:12px;
  min-height:var(--header-h);padding:0 20px;
}
@media (min-width:640px){.nav{padding:0 32px}}
@media (min-width:1280px){.nav{padding:10px 48px}}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);flex:none}
.logo:hover{color:var(--ink)}
.logo__mark{width:44px;height:44px;flex:none}
.logo__text{display:grid;line-height:1}
.logo__name{font-size:21px;font-weight:800;letter-spacing:-.03em}
.logo__sub{margin-top:4px;font-family:var(--font-mono);font-size:11px;font-weight:500;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-2)}
@media (min-width:640px){.logo__text{display:flex;align-items:baseline;gap:14px}.logo__sub{margin-top:0}}
.nav__links{display:none;align-items:center;gap:4px;flex:1;justify-content:center;min-width:0}
.nav__links a{
  padding:9px 12px;border-radius:var(--r-pill);font-size:13.5px;font-weight:600;letter-spacing:-.01em;text-decoration:none;color:var(--ink-2);white-space:nowrap;
  transition:background .2s,color .2s;
}
.nav__links a:hover,.nav__links a.is-active{color:var(--ink);background:rgba(26,20,16,.06)}
@media (min-width:1280px){.nav__links{display:flex}}
.nav__cta{display:none;align-items:center;margin-left:auto}
@media (min-width:1024px){.nav__cta{display:flex}}
.burger{
  display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;
  background:var(--ink);color:var(--on-dark);border:none;cursor:pointer;flex:none;
}
.burger svg{width:18px;height:18px}
@media (min-width:1280px){.burger{display:none}}
.drawer{
  position:fixed;inset:0;z-index:60;display:none;background:rgba(26,20,16,.35);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.drawer.is-open{display:block}
.drawer__panel{
  position:absolute;top:10px;right:10px;left:10px;border-radius:24px;background:var(--card);
  padding:22px 22px 26px;box-shadow:var(--shadow-panel);
  animation:drawer-in .35s var(--ease-out);
}
@keyframes drawer-in{from{opacity:0;transform:translateY(-12px)}to{opacity:1;transform:none}}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.drawer__close{width:40px;height:40px;border-radius:50%;border:1px solid var(--border);background:transparent;cursor:pointer;display:inline-flex;align-items:center;justify-content:center}
.drawer__links{display:grid}
.drawer__links a{padding:13px 4px;border-bottom:1px solid var(--border);font-size:17px;font-weight:600;text-decoration:none}
.drawer__links a:last-child{border-bottom:none}
.drawer__foot{display:grid;gap:10px;margin-top:18px}

/* ---------- Hero ---------- */
.hero{padding-top:calc(var(--header-h) + 32px)}
@media (min-width:1280px){.hero{padding-top:calc(var(--header-h) + 40px + 32px)}}
.hero__fig{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:0 0 22px;border-bottom:1px solid var(--border);margin-bottom:clamp(26px,4vw,48px);
}
.hero__fig .accent,.mono .accent{color:var(--accent-text)}
.hero__grid{display:grid;gap:40px;align-items:center}
@media (min-width:1024px){.hero__grid{grid-template-columns:minmax(0,5.2fr) minmax(0,6.8fr);gap:48px}}
.hero__copy{display:grid;gap:26px}
.hero__copy .lead{max-width:60ch}
.hero__actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:6px}
.hero__note{display:flex;gap:10px;align-items:flex-start;color:var(--ink-3);font-size:var(--t-small);line-height:1.45;max-width:48ch}
.hero__note svg{width:16px;height:16px;flex:none;margin-top:2px;color:var(--green)}
@media (max-width:639px){.hero__fig .mono:nth-child(2),.hero__note{display:none}.hero__fig{padding-bottom:16px;margin-bottom:22px}.hero__grid{gap:28px}.hero__copy{gap:20px}}

/* Чертёжная пластина */
.plate{
  position:relative;border:1px solid var(--border);border-radius:var(--r-card);
  background:
    radial-gradient(circle at 1px 1px, rgba(26,20,16,.13) 1px, transparent 1.2px) 0 0/18px 18px,
    var(--card);
  padding:18px 18px 16px;overflow:hidden;box-shadow:var(--shadow-card);
}
@media (min-width:640px){.plate{padding:22px 22px 18px}}
.plate__head{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.plate__body{position:relative;display:grid;gap:14px}
@media (min-width:640px){.plate__body{grid-template-columns:minmax(0,1fr) 92px;gap:18px}}
.plate__shotwrap{position:relative}
.plate__shot{
  border:1px solid var(--border);border-radius:10px;background:#fff;
  box-shadow:0 10px 28px rgba(26,20,16,.1);width:100%;
}
.plate__rail{
  display:flex;gap:10px;flex-wrap:wrap;align-content:start;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);
}
@media (min-width:640px){.plate__rail{display:grid;gap:0;align-content:space-between;border-left:1px solid var(--border);padding-left:14px;min-height:100%}}
.plate__rail li{display:grid;gap:4px;padding:6px 0}
.plate__rail b{font-weight:500;color:var(--accent-text)}
.plate__rail span{color:var(--ink-2);font-weight:500}
.plate__rail li.is-on span{color:var(--ink)}
.plate__foot{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:14px;padding-top:12px;border-top:1px solid var(--border)}

/* Аннотации на пластине */
.callouts{position:absolute;inset:0;pointer-events:none}
.callouts svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.callouts line,.callouts path{stroke:var(--accent);stroke-width:1.2;fill:none;stroke-dasharray:400;stroke-dashoffset:0}
.callouts circle{fill:var(--accent)}
html.js .callouts line,html.js .callouts path{stroke-dashoffset:400}
html.js .plate.is-drawn .callouts line,html.js .plate.is-drawn .callouts path{stroke-dashoffset:0;transition:stroke-dashoffset .9s var(--ease-out)}
.callout{
  position:absolute;left:66%;width:31%;transform:translateY(-50%);background:var(--card);border:1px solid var(--accent);
  border-radius:6px;padding:6px 8px;font-family:var(--font-mono);font-size:11px;line-height:1.35;letter-spacing:.04em;text-transform:uppercase;color:var(--ink);
  box-shadow:0 6px 16px rgba(26,20,16,.1);pointer-events:auto;
}
.callout b{display:block;color:var(--accent-text);font-weight:500;margin-bottom:2px}
html.js .callout{opacity:0;transform:translateY(calc(-50% + 6px))}
html.js .plate.is-drawn .callout{opacity:1;transform:translateY(-50%);transition:opacity .5s var(--ease-out) .5s,transform .5s var(--ease-out) .5s}
.callout--1{top:10%}
.callout--2{top:38.5%}
.callout--3{top:68%}
.callouts__dot{position:absolute;width:8px;height:8px;margin:-4px 0 0 -4px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 3px rgba(212,81,58,.2)}
html.js .callouts__dot{opacity:0;transition:opacity .4s var(--ease-out) .3s}
html.js .plate.is-drawn .callouts__dot{opacity:1}
/* Выноски абсолютные только там, где экран широкий: 640–1023 (пластина во всю ширину) и от 1280; на телефоне и в 1024–1279 — списком под экраном */
@media (max-width:639px),(min-width:1024px) and (max-width:1279px){.callout{position:static;width:auto;margin-top:8px;opacity:1!important;transform:none!important}.callouts{position:static;display:grid;gap:6px;margin-top:10px}.callouts svg,.callouts__dot{display:none}}

/* Полоса чисел */
.stats{
  display:grid;gap:0;margin-top:clamp(32px,5vw,56px);border-top:1px solid var(--border);border-bottom:1px solid var(--border);
}
.stats{grid-template-columns:repeat(2,1fr)}
@media (min-width:1024px){.stats{grid-template-columns:repeat(4,1fr)}}
.stat{padding:18px 14px 16px;border-bottom:1px solid var(--border);display:grid;gap:6px;align-content:start}
.stat:nth-child(odd){border-right:1px solid var(--border)}.stat:nth-last-child(-n+2){border-bottom:none}
@media (min-width:640px){.stat{padding:22px 18px 20px}}
@media (min-width:1024px){.stat{border-right:1px solid var(--border);border-bottom:none}.stat:last-child{border-right:none}}
.stat__num{font-family:var(--font-display);font-size:clamp(40px,4vw,56px);line-height:1.1;letter-spacing:-.02em;color:var(--ink);font-variant-numeric:tabular-nums}
.stat__num small{font-family:var(--font-sans);font-size:20px;font-weight:600;color:var(--ink-2);margin-left:6px;letter-spacing:0}
.stat__label{font-family:var(--font-mono);font-size:var(--t-label);letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);line-height:1.4}

/* ---------- Потери ---------- */
.losses{display:grid;gap:clamp(28px,4vw,48px)}
@media (min-width:1024px){.losses{grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);align-items:start}}
.loss-list{display:grid;gap:0;border-top:1px solid var(--border)}
.loss{
  display:grid;grid-template-columns:1fr;gap:6px;align-items:baseline;padding:16px 0;border-bottom:1px solid var(--border);
  transition:color .25s var(--ease-out);
}
.loss:hover b{color:var(--accent-text)}
.loss b{display:block;font-weight:700;letter-spacing:-.01em;transition:color .25s var(--ease-out)}
.loss span{color:var(--ink-2);font-size:15px}
@media (min-width:640px){.loss{grid-template-columns:1fr 1fr;gap:24px;padding:18px 0}}
.losses__sum{margin-top:18px;font-weight:700;font-size:17px;letter-spacing:-.01em;max-width:44ch}

/* Шкала смены */
.shiftcard{
  border:1px solid rgba(255,253,247,.08);border-radius:var(--r-card);background:var(--ink);color:var(--on-dark);
  padding:20px;padding:clamp(20px,3vw,32px);display:grid;gap:22px;box-shadow:var(--shadow-panel);
}
.shiftcard__head{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.shiftcard__nums{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.bignum{display:grid;gap:6px}
.bignum__v{font-family:var(--font-display);font-size:clamp(48px,6vw,80px);font-weight:400;line-height:1.05;letter-spacing:-.02em;color:var(--accent);font-variant-numeric:tabular-nums}
.bignum__v.is-ink{color:var(--on-dark)}
.bignum__l{font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--on-dark-3);line-height:1.4}
.shiftbar{display:grid;gap:10px}
.shiftbar__track{position:relative;height:28px;border-radius:6px;background:rgba(255,253,247,.1);overflow:hidden}
.shiftbar__fill{position:absolute;inset:0 auto 0 0;width:var(--w);background:var(--accent);border-radius:6px 0 0 6px;transform:scaleX(0);transform-origin:left center;transition:transform 1.2s var(--ease-out)}
.shiftbar.is-in .shiftbar__fill{transform:scaleX(1)}
.shiftbar__ticks{display:flex;justify-content:space-between;font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;color:var(--on-dark-3)}
.shiftbar__legend{display:flex;gap:18px;flex-wrap:wrap;font-size:13px;color:var(--on-dark-2)}
.shiftbar__legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:8px;vertical-align:-1px}
.shiftcard__shot{border-radius:10px;overflow:hidden;border:1px solid var(--border-dark);background:#fff}
.shiftcard p{color:var(--on-dark-2);font-size:15px}
.shiftcard .caption{color:var(--on-dark-3)}

/* ---------- Как работает: 7 шагов ---------- */
.steps{
  display:grid;gap:10px;counter-reset:step;
}
@media (min-width:640px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.steps{grid-template-columns:repeat(4,1fr)}}
@media (min-width:1280px){.steps{grid-template-columns:repeat(7,1fr);gap:8px}}
.step{
  position:relative;counter-increment:step;display:grid;gap:10px;align-content:start;
  padding:18px 16px 18px;border:1px solid var(--border);border-radius:14px;background:var(--card);min-height:100%;
}
.step::before{content:counter(step,decimal-leading-zero);font-family:var(--font-mono);font-size:13px;font-weight:500;color:var(--accent-text);letter-spacing:.06em}
@media (min-width:1280px){
  .steps{position:relative;padding-top:30px;gap:0}
  .steps::before{content:'';position:absolute;left:4px;right:4px;top:4px;height:1px;background:var(--border-strong)}
  .step{border:none;background:transparent;border-radius:0;padding:0 18px 0 0}
  .step+.step{border-left:1px solid var(--border);padding-left:16px}
  .step::after{content:'';position:absolute;left:0;top:-30px;width:9px;height:9px;border-radius:50%;background:var(--ink-3);box-shadow:0 0 0 4px var(--alt)}
  .step+.step::after{left:16px}
  .step[data-who="machine"]::after{background:var(--green)}
  .step[data-who="human"]::after{background:var(--accent)}
}
.step b{display:block;font-weight:700;line-height:1.25;letter-spacing:-.01em;font-size:15.5px}
.step span{font-size:13.5px;line-height:1.45;color:var(--ink-2)}
.step .who{display:inline-flex;align-items:center;gap:6px;font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);margin-top:auto;padding-top:6px}
.step .who i{width:6px;height:6px;border-radius:50%;background:var(--ink-3);display:inline-block}
.step .who.is-machine i{background:var(--green)}
.step .who.is-human i{background:var(--accent)}
.steps__sum{margin-top:clamp(22px,3vw,32px);display:grid;gap:8px}
.steps__sum b{font-size:18px;font-weight:700;letter-spacing:-.015em;max-width:60ch;text-wrap:balance}

/* Что подключаем */
.connect{margin-top:clamp(40px,6vw,64px);display:grid;gap:18px}
.connect__grid{display:grid;gap:10px}
@media (min-width:640px){.connect__grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.connect__grid{grid-template-columns:repeat(4,1fr)}}
.ccard{position:relative;padding:20px 18px 24px;border:1px solid var(--border);border-radius:14px;background:var(--card);display:grid;gap:10px;align-content:start}
.ccard .ico{width:28px;height:28px;color:var(--accent)}
.ccard b{font-size:16px;font-weight:700;letter-spacing:-.01em}
.ccard span{font-size:14px;line-height:1.5;color:var(--ink-2)}
.ccard::after{content:'';position:absolute;left:50%;bottom:-19px;width:1px;height:18px;background:var(--accent)}
@media (max-width:639px){.ccard::after{display:none}}
.connect__sum{
  display:grid;gap:8px;padding:22px 24px;border-radius:14px;background:var(--ink);color:var(--on-dark);
}
.connect__sum b{font-size:18px;letter-spacing:-.01em}
.connect__sum span{color:var(--on-dark-2);font-size:15px}
.connect__sum .accent{color:#f08a6c}

/* ---------- Роли (ЦА) ---------- */
.roles{display:grid;gap:14px}
@media (min-width:1024px){.roles{grid-template-columns:repeat(3,1fr)}}
.role{
  border:1px solid var(--border);border-radius:var(--r-card);background:var(--card);overflow:hidden;display:grid;grid-template-rows:auto 1fr;
  transition:transform .3s var(--ease-out),box-shadow .3s var(--ease-out),border-color .3s;
}
.role:hover{transform:translateY(-3px);box-shadow:var(--shadow-panel);border-color:var(--border-strong)}
.role__head{padding:22px 22px 20px;background:var(--ink);color:var(--on-dark);display:grid;gap:8px}
.role__head .mono{color:var(--on-dark);font-size:13px;font-weight:600;letter-spacing:.1em}
.role__head b{font-size:20px;font-weight:700;letter-spacing:-.02em;line-height:1.2}
.role--accent .role__head{background:var(--accent-deep)}
.role--accent .role__head .mono{color:#fff}
.role__list{display:grid;gap:0;padding:8px 10px 14px}
.role__list li{display:grid;grid-template-columns:36px 1fr;gap:12px;align-items:start;padding:14px 10px;border-bottom:1px solid var(--border)}
.role__list li:last-child{border-bottom:none}
.role__list .ico{width:28px;height:28px;color:var(--accent);margin-top:-2px}
.role__list b{display:block;font-weight:700;font-size:15px;letter-spacing:-.01em;margin-bottom:2px}
.role__list span{font-size:14px;line-height:1.5;color:var(--ink-2)}
.roles__foot{margin-top:18px;display:flex;gap:10px 22px;flex-wrap:wrap;align-items:center}
.roles__foot .mono{color:var(--ink-2)}

/* ---------- Кейсы (тёмная панель) ---------- */
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin:clamp(16px,2vw,24px) 0 clamp(20px,3vw,32px)}
.tab{
  padding:9px 16px;border-radius:var(--r-pill);border:1px solid var(--border-dark);background:transparent;color:var(--on-dark-2);
  font-size:13.5px;font-weight:600;cursor:pointer;transition:background .2s,color .2s,border-color .2s;
}
.tab:hover{color:var(--on-dark);border-color:var(--on-dark-3)}
.tab[aria-selected="true"]{background:var(--accent-deep);border-color:var(--accent-deep);color:#fff}
.cases{display:grid;gap:14px}
.case{
  display:grid;gap:22px;padding:clamp(20px,3vw,32px);border-radius:var(--r-card);
  background:var(--dark-card);border:1px solid var(--border-dark);
}
@media (min-width:1024px){.case{grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:32px}}
.case[hidden]{display:none}
.case__meta{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:14px}
.case__title{font-size:clamp(22px,2.4vw,30px);font-weight:780;letter-spacing:-.03em;line-height:1.18;text-wrap:balance}
.case__sub{margin-top:8px;font-size:17px;font-weight:600;color:#f08a6c;letter-spacing:-.01em}
.case__text{margin-top:16px;color:var(--on-dark-2);font-size:15.5px;line-height:1.6;text-wrap:pretty}
.case__text p+p{margin-top:10px}
.case__facts{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.fact{display:grid;gap:4px;padding:12px 14px;border:1px solid var(--border-dark);border-radius:10px;min-width:120px}
.fact b{font-family:var(--font-mono);font-size:22px;font-weight:500;letter-spacing:-.02em;color:#f08a6c;line-height:1}
.fact span{font-size:12px;color:var(--on-dark-3);line-height:1.3}
.formula{
  margin-top:18px;padding:14px 16px;border:1px solid var(--accent);border-radius:10px;display:grid;gap:6px;
}
.formula .mono{color:#f08a6c}
.formula b{font-size:15px;font-weight:700;line-height:1.35;letter-spacing:-.01em}
.formula span{font-size:13px;color:var(--on-dark-3)}
.case__shots{display:grid;gap:14px;align-content:start}
.shot{display:grid;gap:8px}
.shot__head{display:flex;justify-content:space-between;gap:8px 14px;flex-wrap:wrap;align-items:center}
.shot__head .mono{color:var(--on-dark-3)}
.shot__zoom{display:inline-flex;align-items:center;gap:6px;color:#f08a6c!important;white-space:nowrap}
.shot__zoom .ico{width:14px;height:14px}
.shot__wrap{position:relative}
.marks{position:absolute;inset:0;pointer-events:none}
.marks svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.marks line{stroke:var(--accent);stroke-width:1.2}
.marks__dot{position:absolute;width:8px;height:8px;margin:-4px 0 0 -4px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 2px var(--card)}
.marks__tag{position:absolute;right:3%;transform:translateY(-50%);font-family:var(--font-mono);font-size:11px;line-height:1.3;letter-spacing:.04em;text-transform:uppercase;color:var(--accent-text);background:var(--card);border:1px solid var(--accent);border-radius:6px;padding:4px 7px;white-space:nowrap}
@media (min-width:1024px) and (max-width:1279px){.shot__ext,.marks__ext{display:none}}
@media (max-width:639px){.marks{display:none}.shot__ext,.shot__zoomtxt{display:none}.shot__head{flex-wrap:nowrap}.shot__zoom .ico{width:16px;height:16px}}
.shot img{border-radius:10px;border:1px solid var(--border-dark);background:#fff;width:100%;box-shadow:0 14px 40px rgba(0,0,0,.35)}
.shot .caption{color:var(--on-dark-3)}
.shot .caption b{color:var(--on-dark)}
.cases__foot{margin-top:22px;display:flex;gap:12px 24px;flex-wrap:wrap;align-items:center;justify-content:space-between}

/* ---------- Калькулятор ---------- */
.calc{display:grid;gap:18px}
@media (min-width:1024px){.calc{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:start}}
.calc__in,.calc__out{border-radius:var(--r-card);padding:clamp(18px,2.6vw,28px)}
.calc__in{border:1px solid var(--border);background:var(--card);display:grid;gap:14px}
.calc__in .head,.calc__out .head{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:4px}
.live{display:inline-flex;align-items:center;gap:7px;font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--green)}
.live::before{content:'';width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 0 3px rgba(58,122,80,.18)}
.field{display:grid;gap:7px}
.field label{font-size:13.5px;font-weight:600;letter-spacing:-.01em}
.field label small{display:block;font-weight:400;color:var(--ink-3);font-size:12.5px;margin-top:2px}
.field input,.field select,.field textarea{
  width:100%;min-height:48px;padding:10px 14px;border:1px solid var(--border-strong);border-radius:10px;background:#fff;
  font-size:16px;font-variant-numeric:tabular-nums;transition:border-color .2s,box-shadow .2s;
}
.field input:hover{border-color:var(--ink-2)}
.field input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px rgba(212,81,58,.15)}
.field textarea{min-height:110px;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:var(--ink-3)}
.field--row{display:grid;gap:10px}
.field[hidden],.field--row[hidden]{display:none}
@media (min-width:640px){.field--row{grid-template-columns:1fr 1fr}}
.seg{display:inline-flex;padding:3px;border:1px solid var(--border-strong);border-radius:var(--r-pill);background:var(--alt);gap:2px}
.seg button{border:none;background:transparent;padding:7px 14px;border-radius:var(--r-pill);font-size:13px;font-weight:600;color:var(--ink-2);cursor:pointer}
.seg button[aria-pressed="true"]{background:var(--ink);color:var(--on-dark)}
.calc__out{background:var(--ink);color:var(--on-dark);display:grid;gap:16px;position:sticky;top:calc(var(--header-h) + 16px)}
.calc__out .head .mono{color:var(--on-dark-3)}
.result{display:grid;gap:4px;padding:18px 20px;border-radius:12px;background:#000;border:1px solid rgba(255,253,247,.1)}
.result .mono{color:var(--on-dark-3)}
.result__v{font-family:var(--font-display);font-size:clamp(32px,9.5vw,60px);font-weight:400;letter-spacing:-.02em;line-height:1.1;color:var(--on-dark);font-variant-numeric:tabular-nums}
.result__v small{font-family:var(--font-sans);font-size:.42em;color:var(--on-dark-3);margin-left:6px}
.result--90 .result__v{font-size:clamp(22px,6vw,36px);color:var(--on-dark-2)}
.calc__rows{display:grid;gap:0;border-top:1px solid var(--border-dark)}
.calc__rows div{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px solid var(--border-dark);font-size:14px;color:var(--on-dark-2)}
.calc__rows div b{font-family:var(--font-mono);font-weight:500;color:var(--on-dark);white-space:nowrap}
.calc__rows div.is-zero b{color:#f08a6c}
.calc__caveat{font-size:13px;line-height:1.5;color:var(--on-dark-3);font-style:italic;font-family:var(--font-sans)}
.calc__note{font-size:14px;color:var(--ink-2);line-height:1.5}
.calc__formula{margin:6px 0 2px;padding:12px 14px;border-radius:10px;background:var(--alt);font-family:var(--font-mono);font-size:12px;letter-spacing:.02em;color:var(--ink-2);line-height:1.5}
.calc__formula b{color:var(--accent-text);font-weight:500}

/* ---------- Пилот ---------- */
.pilot{display:grid;gap:14px}
@media (min-width:1024px){.pilot{grid-template-columns:repeat(3,1fr)}}
.pstep{padding:24px 22px 26px;border:1px solid var(--border);border-radius:var(--r-card);background:var(--card);display:grid;gap:10px;align-content:start}
.pstep .idx{display:flex;align-items:center;gap:12px;font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3)}
.pstep .idx b{font-weight:500;color:var(--accent-text);font-size:13px}
.pstep h3{font-size:20px;font-weight:700;letter-spacing:-.02em;line-height:1.2}
.pstep p{font-size:14.5px;line-height:1.55;color:var(--ink-2)}
.pstep .tag{margin-top:6px;display:inline-flex;align-items:center;gap:8px;font-size:12.5px;color:var(--green);font-weight:600}
.pstep .tag svg{width:14px;height:14px}
.youus{margin-top:clamp(26px,4vw,40px);display:grid;gap:14px}
@media (min-width:1024px){.youus{grid-template-columns:1fr 1fr}}
.ulist{padding:22px 22px 24px;border:1px solid var(--border);border-radius:var(--r-card);background:var(--card);display:grid;gap:12px;align-content:start}
.ulist--ink{background:var(--ink);color:var(--on-dark);border-color:rgba(255,253,247,.08)}
.ulist--ink .mono{color:var(--on-dark-3)}
.ulist h3{font-size:18px;font-weight:700;letter-spacing:-.02em}
.ulist ul{display:grid;gap:8px}
.ulist li{display:grid;grid-template-columns:18px 1fr;gap:10px;font-size:14.5px;line-height:1.5;color:var(--ink-2)}
.ulist--ink li{color:var(--on-dark-2)}
.ulist li svg{width:16px;height:16px;margin-top:4px;color:var(--accent)}
.ulist li.is-no svg{color:var(--ink-3)}
.ulist--ink li.is-no svg{color:var(--on-dark-3)}
.pilot__written{margin-top:14px;padding:18px 20px;border:1px dashed var(--accent);border-radius:12px;display:grid;gap:6px;background:var(--accent-soft)}
.pilot__written b{font-size:15.5px;letter-spacing:-.01em}
.pilot__written span{font-size:14px;color:var(--ink-2)}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:0;border-top:1px solid var(--border);padding-top:4px}
.faq details{border-bottom:1px solid var(--border)}
.faq summary{
  list-style:none;cursor:pointer;display:grid;grid-template-columns:1fr 28px;gap:16px;align-items:center;
  padding:18px 4px;font-size:17px;font-weight:600;letter-spacing:-.015em;line-height:1.3;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:var(--accent-text)}
.faq summary .plus{width:28px;height:28px;border:1px solid var(--border-strong);border-radius:50%;display:grid;place-items:center;transition:transform .3s var(--ease-out),background .2s,color .2s}
.faq summary .plus svg{width:12px;height:12px}
.faq details[open] summary .plus{transform:rotate(45deg);background:var(--ink);color:var(--on-dark);border-color:var(--ink)}
.faq .ans{padding:0 4px 20px;color:var(--ink-2);max-width:70ch;font-size:15.5px;line-height:1.6;text-wrap:pretty}
.faq .ans p+p{margin-top:8px}

/* ---------- Контакт ---------- */
.contact{display:grid;gap:clamp(24px,4vw,40px)}
@media (min-width:1024px){.contact{grid-template-columns:minmax(0,7fr) minmax(0,5fr)}}
.form{display:grid;gap:14px}
.form .field input,.form .field textarea{background:var(--card)}
.form__foot{display:flex;gap:14px;flex-wrap:wrap;align-items:center;margin-top:4px}
.form__foot .caption{max-width:46ch}
.form__status{font-size:14px;color:var(--green);font-weight:600;min-height:1.4em}
.contacts{display:grid;gap:16px;align-content:start}
.contacts__big{font-size:clamp(30px,3.6vw,44px);font-weight:800;letter-spacing:-.04em;line-height:1.1;text-decoration:none;word-break:break-all}
.contacts__big:hover{color:var(--accent-text)}
.contacts__row{display:grid;gap:6px;padding:14px 0;border-top:1px solid var(--border)}
.contacts__row a{text-decoration:none;font-weight:600;font-size:18px;letter-spacing:-.01em}
.contacts__row span{font-size:14px;color:var(--ink-2)}
.dev{display:flex;gap:14px;align-items:center;padding:16px 18px;border:1px solid var(--border);border-radius:14px;background:var(--card)}
.dev__mark{width:44px;height:44px;flex:none}
.dev b{display:block;font-size:16px;letter-spacing:-.01em}
.dev span{font-size:13.5px;color:var(--ink-2);line-height:1.4}

/* ---------- Подвал ---------- */
.footer{margin-top:clamp(20px,2.4vw,28px);background:var(--ink);color:var(--on-dark);border-radius:var(--r-panel) var(--r-panel) 0 0}
.footer__in{padding:clamp(40px,6vw,72px) 0 clamp(90px,8vw,56px);display:grid;gap:36px}
@media (min-width:1024px){.footer__in{grid-template-columns:1.2fr 1fr 1fr;gap:40px;padding-bottom:56px}}
.footer .logo{color:var(--on-dark)}
.footer .logo__sub{color:var(--on-dark-3)}
.footer__slogan{margin-top:16px;font-size:18px;font-weight:600;letter-spacing:-.015em;max-width:30ch;line-height:1.3}
.footer__col{display:grid;gap:10px;align-content:start}
.footer__col .mono{color:var(--on-dark-3);margin-bottom:4px}
.footer__col a{text-decoration:none;color:var(--on-dark-2);font-size:15px}
.footer__col a:hover{color:var(--on-dark)}
.footer__bottom{border-top:1px solid var(--border-dark);padding:18px 0 calc(18px + 64px);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--on-dark-3)}
@media (min-width:1024px){.footer__bottom{padding-bottom:18px}}

/* ---------- Мобильная нижняя навигация ---------- */
.tabbar{
  position:fixed;left:10px;right:10px;bottom:10px;z-index:45;display:grid;grid-template-columns:repeat(4,1fr);gap:2px;padding:6px;
  border-radius:20px;background:rgba(255,253,247,.86);border:1px solid var(--border);box-shadow:var(--shadow-panel);
  -webkit-backdrop-filter:blur(18px) saturate(150%);backdrop-filter:blur(18px) saturate(150%);
}
.tabbar a{display:grid;justify-items:center;gap:4px;padding:8px 4px 6px;border-radius:14px;text-decoration:none;font-size:11px;font-weight:600;color:var(--ink-2);letter-spacing:-.01em}
.tabbar a svg{width:18px;height:18px}
.tabbar a.is-active{color:var(--accent);background:rgba(212,81,58,.08)}
@media (min-width:1024px){.tabbar{display:none}}

/* ---------- Reveal ---------- */
html.js .reveal{opacity:0;transform:translateY(12px);transition:opacity .7s var(--ease-out),transform .7s var(--ease-out)}
html.js .reveal.is-in{opacity:1;transform:none}
html.js .reveal[data-delay="1"]{transition-delay:.08s}
html.js .reveal[data-delay="2"]{transition-delay:.16s}
html.js .reveal[data-delay="3"]{transition-delay:.24s}

/* ---------- Лайтбокс для экранов ---------- */
.lightbox{position:fixed;inset:0;z-index:70;display:none;align-items:center;justify-content:center;padding:20px;background:rgba(26,20,16,.9);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.lightbox.is-open{display:flex}
.lightbox img{max-width:min(100%,1400px);max-height:84vh;width:auto;height:auto;border-radius:10px;background:#fff;box-shadow:0 30px 80px rgba(0,0,0,.5)}
.lightbox__cap{position:absolute;left:20px;right:20px;bottom:18px;text-align:center;color:var(--on-dark-2);font-size:13px}
.lightbox__close{position:absolute;top:16px;right:16px;width:44px;height:44px;border-radius:50%;border:1px solid var(--border-dark);background:rgba(0,0,0,.4);color:#fff;cursor:pointer;display:grid;place-items:center}
.zoomable{cursor:zoom-in}

/* ---------- Иконки ---------- */
.ico{stroke:currentColor;fill:none;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.ico--sm{width:16px;height:16px}

/* ---------- Печать ---------- */
@media print{.site-header,.tabbar,.drawer,.lightbox{display:none!important}.hero{padding-top:0}.panel{break-inside:avoid}}