/* =========================================================
   {{BRAND}} — стили лендинга
   Палитра: чёрный / белый / тёмно-синий
   Шрифты: Space Grotesk (заголовки), Inter (текст), JetBrains Mono (метки)
   ========================================================= */

:root{
  --paper:#FFFFFF;
  --paper-2:#F4F6FA;
  --ink:#0A0C12;
  --ink-2:#1B2130;
  --navy:#0B1B3A;        /* глубокий тёмно-синий фон */
  --navy-2:#122A57;
  --navy-3:#1B3B78;
  --accent:#2A4BFF;      /* электрический синий акцент */
  --accent-2:#1B37D6;
  --steel:#5C6675;       /* приглушённый текст */
  --steel-light:#9AA3B2;
  --line:#E4E8EF;
  --line-dark:rgba(255,255,255,.14);

  --maxw:1200px;
  --pad:clamp(20px, 5vw, 64px);
  --radius:14px;
  --radius-sm:8px;

  --f-display:"Space Grotesk", system-ui, sans-serif;
  --f-body:"Inter", system-ui, sans-serif;
  --f-mono:"JetBrains Mono", ui-monospace, monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth; -webkit-text-size-adjust:100%}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *{animation-duration:.001ms !important; transition-duration:.001ms !important}
}

body{
  margin:0;
  font-family:var(--f-body);
  color:var(--ink);
  background:var(--paper);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%; height:auto; display:block}
a{color:inherit; text-decoration:none}
h1,h2,h3{font-family:var(--f-display); font-weight:700; line-height:1.1; letter-spacing:-.02em; margin:0}
p{margin:0}
ul,ol{margin:0; padding:0; list-style:none}

.wrap{max-width:var(--maxw); margin-inline:auto; padding-inline:var(--pad)}
.mono{font-family:var(--f-mono); font-weight:500}

.skip-link{
  position:absolute; left:-9999px; top:0; z-index:999;
  background:var(--ink); color:#fff; padding:12px 18px; border-radius:0 0 var(--radius-sm) 0;
}
.skip-link:focus{left:0}

:focus-visible{outline:3px solid var(--accent); outline-offset:3px; border-radius:4px}

/* ---------- Кнопки ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  font-family:var(--f-display); font-weight:600; font-size:.98rem;
  padding:13px 24px; border-radius:var(--radius-sm); border:1.5px solid transparent;
  cursor:pointer; transition:transform .15s ease, background .2s ease, color .2s ease, border-color .2s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px)}
.btn-accent{background:var(--accent); color:#fff; border-color:var(--accent)}
.btn-accent:hover{background:var(--accent-2); border-color:var(--accent-2)}
.btn-ghost{background:transparent; color:var(--ink); border-color:var(--ink)}
.btn-ghost:hover{background:var(--ink); color:#fff}
.dark .btn-ghost{color:#fff; border-color:rgba(255,255,255,.4)}
.dark .btn-ghost:hover{background:#fff; color:var(--navy)}
.btn-lg{padding:16px 32px; font-size:1.05rem}

/* ---------- Метки / eyebrow ---------- */
.eyebrow{
  font-family:var(--f-mono); font-size:.8rem; letter-spacing:.12em; text-transform:uppercase;
  color:var(--accent); display:flex; align-items:center; gap:10px; margin:0 0 18px;
}
.eyebrow-idx{
  font-size:.72rem; color:var(--steel); border:1px solid var(--line);
  padding:2px 7px; border-radius:4px;
}
.dark .eyebrow-idx{color:var(--steel-light); border-color:var(--line-dark)}
.mono-cap{font-family:var(--f-mono); font-size:.75rem; color:var(--steel); margin-top:10px; letter-spacing:.03em}

/* ---------- Сигнатурный индекс секций ---------- */
.spine{position:fixed; left:26px; top:50%; transform:translateY(-50%); z-index:40}
.spine ul{display:flex; flex-direction:column; gap:16px}
.spine a{
  font-family:var(--f-mono); font-size:.7rem; color:var(--steel);
  display:flex; align-items:center; gap:10px; letter-spacing:.05em; transition:color .2s;
}
.spine a::before{
  content:attr(data-idx); color:var(--steel-light);
}
.spine a::after{
  content:""; width:20px; height:1px; background:var(--line); transition:width .25s, background .25s;
}
.spine a:hover, .spine a.is-active{color:var(--ink)}
.spine a.is-active::after{width:38px; background:var(--accent)}
@media (max-width:1300px){.spine{display:none}}

/* ---------- Шапка ---------- */
.site-header{
  position:sticky; top:0; z-index:50;
  background:var(--paper);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 28px -16px rgba(11,27,58,.3)}
.header-inner{display:flex; align-items:center; gap:32px; height:76px}
.brand{font-family:var(--f-display); font-weight:700; font-size:1.35rem; letter-spacing:-.02em; color:var(--ink)}
.main-nav{margin-inline:auto}
.main-nav ul{display:flex; gap:30px}
.main-nav a{font-size:.95rem; font-weight:500; color:var(--ink-2); transition:color .2s}
.main-nav a:hover{color:var(--accent)}
.header-actions{display:flex; align-items:center; gap:22px}
.header-phone{font-family:var(--f-display); font-weight:600; font-size:1rem; color:var(--ink); white-space:nowrap; transition:color .2s}
.header-phone:hover{color:var(--accent)}
.header-cta{padding:11px 22px}

.nav-toggle{display:none; flex-direction:column; gap:5px; background:none; border:0; padding:8px; cursor:pointer}
.nav-toggle span{width:24px; height:2px; background:var(--ink); transition:.25s}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.mobile-nav{display:flex; flex-direction:column; padding:8px var(--pad) 22px; border-top:1px solid var(--line); background:var(--paper)}
.mobile-nav[hidden]{display:none}
.mobile-nav a{padding:13px 0; font-weight:500; border-bottom:1px solid var(--line)}
.mobile-nav .mobile-phone{font-family:var(--f-display); font-weight:600; color:var(--ink)}
.mobile-nav .mobile-cta{color:var(--accent); font-weight:600; border-bottom:0}

/* ---------- Секции ---------- */
.section{padding-block:clamp(64px, 9vw, 120px)}
.section.dark{background:var(--navy); color:#fff}
.section.dark h2, .section.dark h3{color:#fff}
.section.dark .section-sub, .section.dark p{color:#C4CCDB}
.section-head{max-width:720px; margin-bottom:52px}
.section-head h2{font-size:clamp(1.9rem, 4vw, 2.9rem); margin-bottom:16px}
.section-sub{color:var(--steel); font-size:1.05rem}

/* ---------- Hero ---------- */
.hero{padding-block:clamp(48px, 7vw, 96px); border-bottom:1px solid var(--line); overflow:hidden}
.hero-grid{display:grid; grid-template-columns:1.15fr .85fr; gap:56px; align-items:center}
.hero h1{font-size:clamp(2.4rem, 6vw, 4.4rem); margin-bottom:22px}
.accent-text{color:var(--accent)}
.lead{font-size:clamp(1.05rem, 2vw, 1.2rem); color:var(--steel); max-width:560px; margin-bottom:30px}
.hero-actions{display:flex; gap:14px; flex-wrap:wrap; margin-bottom:44px}
.hero-stats{display:flex; gap:36px; flex-wrap:wrap; border-top:1px solid var(--line); padding-top:26px}
.hero-stats li{display:flex; flex-direction:column}
.hero-stats b{font-family:var(--f-display); font-size:1.9rem; line-height:1; color:var(--ink)}
.hero-stats span{font-size:.85rem; color:var(--steel); margin-top:6px}
.hero-media{margin:0; position:relative}
.hero-media img{
  border-radius:var(--radius); object-fit:cover; width:100%;
  border:1px solid var(--line); box-shadow:0 30px 60px -30px rgba(11,27,58,.4);
  background:var(--paper-2);
}

/* ---------- Карточки услуг ---------- */
.cards{display:grid; grid-template-columns:repeat(4,1fr); gap:22px}
.card{
  border:1px solid var(--line); border-radius:var(--radius); padding:28px 24px;
  background:var(--paper); transition:transform .2s, box-shadow .2s, border-color .2s;
}
.card:hover{transform:translateY(-4px); box-shadow:0 24px 44px -28px rgba(11,27,58,.35); border-color:var(--navy-3)}
.card-idx{color:var(--accent); font-size:.8rem; display:block; margin-bottom:16px}
.card h3{font-size:1.2rem; margin-bottom:12px}
.card p{color:var(--steel); font-size:.96rem}

/* ---------- Процесс ---------- */
.steps{display:grid; grid-template-columns:repeat(3,1fr); gap:28px; counter-reset:step}
.steps li{padding:30px 26px; border:1px solid var(--line-dark); border-radius:var(--radius); background:rgba(255,255,255,.03)}
.step-num{
  display:inline-flex; align-items:center; justify-content:center;
  width:46px; height:46px; border-radius:50%; border:1.5px solid var(--accent);
  color:var(--accent); font-size:.9rem; margin-bottom:20px;
}
.steps h3{font-size:1.25rem; margin-bottom:12px}

/* ---------- Преимущества ---------- */
.adv-grid{display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:center}
.checklist{margin-top:26px; display:flex; flex-direction:column; gap:16px}
.checklist li{position:relative; padding-left:34px; color:var(--steel); font-size:1rem}
.checklist li b{color:var(--ink); font-family:var(--f-display)}
.checklist li::before{
  content:""; position:absolute; left:0; top:7px;
  width:18px; height:18px; border-radius:5px;
  background:var(--accent);
  -webkit-mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path fill='white' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/></svg>") center/70% no-repeat;
  mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path fill='white' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/></svg>") center/70% no-repeat;
}
.adv-media img, .about-media img{
  border-radius:var(--radius); object-fit:cover; width:100%;
  border:1px solid var(--line); background:var(--paper-2);
}

/* ---------- О нас ---------- */
.about-grid{display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:center}
.about-media img{border-color:var(--line-dark); box-shadow:0 30px 60px -34px rgba(0,0,0,.6)}
.about-copy p{margin-bottom:26px; font-size:1.05rem}

/* ---------- FAQ ---------- */
.accordion{max-width:820px; margin-inline:auto; display:flex; flex-direction:column; gap:12px}
.accordion details{border:1px solid var(--line); border-radius:var(--radius-sm); overflow:hidden; background:var(--paper)}
.accordion summary{
  cursor:pointer; padding:20px 24px; font-family:var(--f-display); font-weight:600; font-size:1.08rem;
  list-style:none; display:flex; justify-content:space-between; align-items:center; gap:16px;
}
.accordion summary::-webkit-details-marker{display:none}
.accordion summary::after{content:"+"; color:var(--accent); font-size:1.5rem; font-weight:400; transition:transform .2s}
.accordion details[open] summary::after{transform:rotate(45deg)}
.acc-body{padding:0 24px 22px; color:var(--steel)}

/* ---------- CTA ---------- */
.cta-inner{max-width:720px; margin-inline:auto; text-align:center}
.cta-inner h2{font-size:clamp(2rem, 4.5vw, 3.2rem); margin-bottom:16px}
.cta-actions{display:flex; gap:16px; justify-content:center; flex-wrap:wrap; margin-top:32px}

/* ---------- Подвал ---------- */
.site-footer{background:var(--ink); color:#C4CCDB; padding-top:64px}
.footer-grid{display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:40px; padding-bottom:48px}
.footer-brand .brand-name{font-family:var(--f-display); font-weight:700; font-size:1.3rem; color:#fff; display:block; margin-bottom:14px}
.footer-brand p{max-width:380px; font-size:.95rem}
.site-footer h3{font-family:var(--f-display); font-size:1rem; color:#fff; margin-bottom:16px}
.footer-nav li{margin-bottom:10px}
.footer-nav a, .footer-contact a{color:#C4CCDB; transition:color .2s}
.footer-nav a:hover, .footer-contact a:hover{color:#fff}
.footer-contact p{margin-bottom:10px}
.footer-bottom{display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:12px;
  padding-block:24px; border-top:1px solid rgba(255,255,255,.12); font-size:.85rem}
.footer-bottom .mono{color:var(--steel-light)}

/* ---------- Reveal-анимация ---------- */
.reveal{opacity:0; transform:translateY(24px); transition:opacity .6s ease, transform .6s ease}
.reveal.in{opacity:1; transform:none}

/* =========================================================
   Адаптив
   ========================================================= */
@media (max-width:960px){
  .hero-grid{grid-template-columns:1fr; gap:40px}
  .hero-media{order:-1; max-width:460px}
  .cards{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr}
  .adv-grid, .about-grid{grid-template-columns:1fr; gap:36px}
  .about-media{order:-1}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .main-nav, .header-actions{display:none}
  .nav-toggle{display:flex; margin-left:auto}
  .header-inner{gap:12px}
}
@media (max-width:560px){
  .cards{grid-template-columns:1fr}
  .hero-stats{gap:24px}
  .footer-grid{grid-template-columns:1fr}
  .cta-actions{flex-direction:column}
  .cta-actions .btn{width:100%}
}

/* =========================================================
   Внутренние страницы (политика, правила, вакансии)
   ========================================================= */
.page-hero{padding-block:clamp(48px,7vw,84px); border-bottom:1px solid var(--line); background:var(--paper-2)}
.page-hero h1{font-size:clamp(2rem,5vw,3.2rem); margin-bottom:16px}
.page-hero .lead{max-width:660px; margin-bottom:0}
.page-updated{font-family:var(--f-mono); font-size:.8rem; color:var(--steel); margin-top:16px}

.breadcrumbs{margin-bottom:22px}
.breadcrumbs ol{display:flex; flex-wrap:wrap; gap:8px; align-items:center; font-family:var(--f-mono); font-size:.82rem; color:var(--steel)}
.breadcrumbs li{display:flex; align-items:center; gap:8px}
.breadcrumbs li+li::before{content:"/"; color:var(--steel-light)}
.breadcrumbs a{color:var(--steel); transition:color .2s}
.breadcrumbs a:hover{color:var(--accent)}
.breadcrumbs [aria-current]{color:var(--ink)}

.prose{max-width:820px}
.prose h2{font-size:clamp(1.4rem,3vw,1.9rem); margin:44px 0 16px}
.prose h2:first-of-type{margin-top:0}
.prose h3{font-size:1.2rem; margin:28px 0 12px}
.prose p{color:var(--steel); margin-bottom:16px}
.prose ul{margin:0 0 22px; display:flex; flex-direction:column; gap:10px}
.prose ul li{position:relative; padding-left:24px; color:var(--steel)}
.prose ul li::before{content:""; position:absolute; left:5px; top:11px; width:6px; height:6px; border-radius:50%; background:var(--accent)}
.prose a{color:var(--accent)}
.prose a:hover{text-decoration:underline}

/* ---------- Вакансии ---------- */
.vacancy-intro{max-width:720px; margin-bottom:44px}
.vacancy-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:22px}
.vacancy-card{border:1px solid var(--line); border-radius:var(--radius); padding:28px; display:flex; flex-direction:column; gap:14px; transition:transform .2s, box-shadow .2s, border-color .2s}
.vacancy-card:hover{transform:translateY(-4px); box-shadow:0 24px 44px -28px rgba(11,27,58,.35); border-color:var(--navy-3)}
.vacancy-card h3{font-size:1.25rem}
.vacancy-tags{display:flex; flex-wrap:wrap; gap:8px}
.vacancy-tag{font-family:var(--f-mono); font-size:.72rem; letter-spacing:.04em; padding:5px 10px; border-radius:5px; background:var(--paper-2); color:var(--ink-2)}
.vacancy-card p{color:var(--steel); font-size:.96rem; flex:1; margin:0}
.vacancy-card .btn{align-self:flex-start}
@media (max-width:720px){.vacancy-grid{grid-template-columns:1fr}}