/* =========================
   Design tokens (light)
   ========================= */
:root{
  --brand:#1ea97c;
  --brand-600:#178d6a;
  --bg:#f6f9fc;
  --surface:#fff;
  --text:#111826;
  --muted:#64748b;
  --shadow:0 10px 30px rgba(16,24,40,.08);
  --radius:16px;
  --container:1200px;
}

/* =========================
   Base + accessibility
   ========================= */
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  background:var(--bg, #f6f9fc);
  color:var(--text, #111826);
  line-height:1.6;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img,svg,canvas,video{max-width:100%;height:auto;display:block}
.container{max-width:var(--container);margin:0 auto;padding:0 16px}

.visually-hidden{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.skip-link{position:absolute;left:-999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip-link:focus{
  position:fixed;left:16px;top:16px;width:auto;height:auto;padding:10px 14px;
  background:var(--surface, #fff);border-radius:10px;box-shadow:var(--shadow);outline:2px solid var(--brand, #1ea97c)
}

/* =========================
   Header
   ========================= */
header.site-header{
  position:sticky;top:0;z-index:1000;
  backdrop-filter:saturate(1.2) blur(8px);
  background:rgba(255,255,255,.92);
  border-bottom:1px solid rgba(2,6,23,.08);
}
.header-inner{
  display:grid;grid-template-columns:auto 1fr auto;
  align-items:center;gap:12px;padding:12px 16px
}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.2px}
.brand-mark{
  width:32px;height:32px;border-radius:10px;
  background:linear-gradient(135deg,var(--brand, #1ea97c),var(--brand-600, #178d6a));
  box-shadow:inset 0 0 0 2px rgba(255,255,255,.12),0 6px 16px rgba(30,169,124,.25);
  display:grid;place-items:center;color:#fff;font-weight:800
}
nav.primary-nav{display:none}
.header-actions{display:flex;align-items:center;gap:10px}
.btn-auth{
  display:inline-flex;align-items:center;gap:8px;padding:.55rem .9rem;
  background:linear-gradient(135deg,var(--brand, #1ea97c),var(--brand-600, #178d6a));
  color:#fff;border-radius:999px;font-weight:700;box-shadow:0 6px 16px rgba(30,169,124,.35)
}
.menu-toggle{display:inline-flex;border:0;background:transparent;font-size:28px;cursor:pointer}

/* Desktop nav */
@media (min-width: 960px){
  nav.primary-nav{display:flex;justify-content:center;gap:24px}
  nav.primary-nav a{
    position:relative;padding:8px 2px;font-weight:600;color:var(--text, #111826);opacity:.9
  }
  nav.primary-nav a:after{
    content:"";position:absolute;left:0;bottom:-6px;height:2px;width:0;
    background:linear-gradient(90deg,var(--brand, #1ea97c),var(--brand-600, #178d6a));transition:width .25s ease
  }
  nav.primary-nav a:hover:after{width:100%}
  .menu-toggle{display:none}
}

/* =========================
   Mobile sheet (вынесена из header)
   ========================= */
.mobile-sheet{
  display:none;position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:1200;
  opacity:0;transition:opacity .2s ease;
}
.mobile-sheet.is-visible{display:block;opacity:1}

.mobile-panel{
  position:absolute;right:0;top:0;bottom:0;width:min(86vw,360px);
  background:var(--surface, #fff);color:var(--text, #111826);
  box-shadow:var(--shadow, 0 10px 30px rgba(16,24,40,.08));
  padding:20px;
  display:flex;flex-direction:column;gap:12px;
  z-index:1201;isolation:isolate;
  transform:translateX(100%);transition:transform .25s ease;
}
.mobile-panel.is-open{transform:translateX(0)}
.mobile-panel a{padding:10px 12px;border-radius:10px;border:1px solid rgba(2,6,23,.08)}

/* =========================
   Sections base
   ========================= */
.section{padding:56px 0;position:relative}
.section h3{font-size:clamp(1.5rem,2.4vw,2rem);margin:0 0 12px;text-align:center}
.section-subtitle{color:var(--muted, #64748b);margin:0 auto 28px;text-align:center;max-width:760px}
.grid{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width: 900px){
  .grid{grid-template-columns:repeat(12,1fr);gap:24px}
}

/* =========================
   Hero
   ========================= */
.hero{
  position:relative;isolation:isolate;
  background:url("/static/fon.webp") no-repeat center/cover;
}
.hero::before{
  content:"";position:absolute;inset:0;z-index:0;
  background:linear-gradient(180deg,rgba(0,0,0,.50),rgba(0,0,0,.20) 30%,rgba(0,0,0,.55));
  pointer-events:none;
}
.hero .container{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1fr;gap:12px;
  min-height:auto;padding:56px 0
}
.hero-copy{color:#fff}
.hero h2{font-size:clamp(2rem,4.5vw,3rem);line-height:1.08;margin:0 0 12px}
.hero p{font-size:clamp(1rem,2.2vw,1.2rem);max-width:680px;margin:0 0 20px;opacity:.95}
.hero-cta{display:flex;flex-wrap:wrap;gap:10px}
.btn-primary,.btn-secondary{
  display:inline-flex;align-items:center;gap:10px;height:48px;padding:0 18px;border-radius:14px;font-weight:800
}
.btn-primary{
  background:linear-gradient(135deg,var(--brand, #1ea97c),var(--brand-600, #178d6a));color:#fff;
  box-shadow:0 12px 30px rgba(30,169,124,.35)
}
.btn-secondary{
  border:1px solid rgba(255,255,255,.3);color:#fff;background:rgba(255,255,255,.12);backdrop-filter:blur(6px)
}

/* Hero side card */
.hero-card{
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.25);
  box-shadow:0 30px 80px rgba(0,0,0,.32);border-radius:20px;padding:18px;color:#fff;backdrop-filter:blur(10px)
}
.hero-card strong{display:block;margin:0 0 8px}
.hero-bullets{list-style:none;padding-left:0;margin:8px 0 0}
.hero-bullets li{
  display:flex;align-items:center;gap:10px;
  padding:10px 0;border-bottom:1px dashed rgba(255,255,255,.25);line-height:1.45
}
.hero-bullets li:last-child{border-bottom:0}
.hero-stat{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:10px;font-size:.95rem;opacity:.95}

/* Desktop layout for hero */
@media (min-width: 960px){
  .hero .container{grid-template-columns:repeat(12,1fr);min-height:min(82vh,820px);padding:80px 0}
  .hero-copy{grid-column:2 / span 6}
  .hero-card{grid-column:8 / span 4}
}

/* Wave separator */
.wave{position:relative;height:72px;overflow:hidden}
.wave svg{position:absolute;left:0;right:0;width:100%;height:100%}

/* =========================
   Cards (Why/How/Cases)
   ========================= */
.card,.case-card{
  background:var(--surface, #fff);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);
  border:1px solid rgba(2,6,23,.08);transition:transform .25s ease,box-shadow .25s ease
}
.card:hover,.case-card:hover{transform:translateY(-4px);box-shadow:0 16px 42px rgba(16,24,40,.12)}
.card h4,.case-card h4{color:var(--brand, #1ea97c);margin:0 0 10px;font-size:1.1rem}
.card ul{margin:0;padding:0;list-style:none;color:var(--text, #111826)}
.card ul li{position:relative;padding-left:18px;margin:8px 0}
.card ul li:before{content:"";position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:2px;background:var(--brand, #1ea97c)}

#why .grid,#features .grid,#cases .grid{grid-template-columns:1fr}
#why .card,#features .card,#cases .case-card{grid-column:1/-1}
@media (min-width: 900px){
  #why .grid,#features .grid,#cases .grid{grid-template-columns:repeat(12,1fr)}
  #why .card,#features .card,#cases .case-card{grid-column:span 3}
}

/* =========================
   Pricing
   ========================= */
.pricing-grid{display:grid;grid-template-columns:1fr;gap:16px;max-width:1200px;margin:0 auto}
@media (min-width: 900px){
  .pricing-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
}
.pricing-card{background:#fff;border-radius:16px;padding:1.75rem;display:flex;flex-direction:column;justify-content:space-between;box-shadow:0 8px 16px rgba(0,0,0,.06);border:1px solid rgba(0,0,0,.06);text-align:left;position:relative;transition:transform .2s ease,box-shadow .2s ease}
.pricing-card:hover{transform:translateY(-4px);box-shadow:0 12px 24px rgba(0,0,0,.08)}
.pricing-card.featured{border-color:#1ea97c;box-shadow:0 12px 28px rgba(30,169,124,.15)}
.plan-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:.75rem}
.plan-name{font-size:1.15rem;font-weight:700}
.interval-badge{background:#eaf8f2;color:#178d6a;border:1px solid #cfeee2;font-size:.8rem;padding:.2rem .5rem;border-radius:999px}
.price-row{display:flex;align-items:baseline;gap:.5rem;margin:.5rem 0 1rem}
.pricing-price{font-size:2rem;font-weight:800}
.pricing-price .currency{font-weight:700}
.pricing-price .per{font-size:.95rem;font-weight:600;color:#666;margin-left:.25rem}
.features{list-style:none;padding:0;margin:0 0 1rem}
.features li{margin:.4rem 0}
.features strong{color:#111}
.addons-tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1rem}
.tag{
  background:#f1f5f9;border:1px solid #e2e8f0;color:#334155;border-radius:999px;padding:.3rem .6rem;font-size:.85rem;
  max-width:100%;overflow-wrap:anywhere
}
.addons-empty{color:#94a3b8;font-size:.9rem;margin-bottom:.5rem}
.btn-tariff-select{
  display:inline-block;margin-top:1rem;text-align:center;padding:.75rem 1.5rem;
  font-size:1rem;font-weight:600;color:#fff;background:linear-gradient(135deg,#1ea97c,#178d6a);
  border:none;border-radius:10px;text-decoration:none;box-shadow:0 4px 12px rgba(30,169,124,.25);
  transition:all .3s ease
}
.btn-tariff-select:hover{background:linear-gradient(135deg,#1fc28a,#157f60);transform:translateY(-2px);box-shadow:0 6px 18px rgba(23,141,106,.35)}
.btn-tariff-select:active{transform:translateY(0);box-shadow:0 3px 10px rgba(23,141,106,.2)}

/* =========================
   Benefits
   ========================= */
.benefits ul{max-width:760px;margin:0 auto;list-style:none;padding-left:0}
.benefits li{
  display:grid;grid-template-columns:28px 1fr;align-items:center;
  gap:12px;padding:10px 0;border-bottom:1px dashed rgba(2,6,23,.12)
}
.tick{
  display:grid;place-items:center;width:24px;height:24px;border-radius:8px;
  background:#25b887;color:#fff;font-weight:800;line-height:1
}

/* =========================
   Article
   ========================= */
#article .article-content{max-width:820px;margin:0 auto;font-size:1.05rem}
#article .article-content p{margin:0 0 14px;color:var(--text, #111826)}
#article .article-content ul{margin:0 0 16px 18px}

/* =========================
   Footer
   ========================= */
footer{
  padding:0;background:var(--surface, #fff);
  border-top:1px solid rgba(2,6,23,.08);color:var(--muted, #64748b)
}
.footer-inner{
  max-width:calc(var(--container) + 32px);margin:0 auto;padding:24px 16px;
  display:grid;grid-template-columns:1fr;gap:16px;align-items:start
}
.footer-left{display:grid;gap:8px}
.footer-item b{color:#0b1324}
.footer-link{color:var(--brand-600, #178d6a);text-decoration:underline;text-underline-offset:3px}
.footer-logo img{display:block;opacity:.9;max-width:140px}
.footer-bottom{border-top:1px solid rgba(2,6,23,.08);padding:14px 16px;text-align:center;color:var(--muted, #64748b)}
@media (min-width: 900px){
  .footer-inner{grid-template-columns:1fr auto}
}

/* =========================
   Utilities
   ========================= */
.to-top{
  position:fixed;right:18px;bottom:18px;width:44px;height:44px;display:grid;place-items:center;
  border-radius:12px;background:var(--surface, #fff);border:1px solid rgba(2,6,23,.12);
  box-shadow:var(--shadow);cursor:pointer;opacity:0;transform:translateY(8px);transition:.25s ease
}
.to-top.show{opacity:1;transform:translateY(0)}

/* === МОБИЛЬНЫЕ правки === */
@media (max-width: 959px) {
  html, body { overflow-x: hidden; }
  .container { padding: 0 16px; }
  .grid { grid-template-columns: 1fr; gap: 16px; }

  header.site-header {
    padding: 0.5rem;
  }

  .hero .container{
    grid-template-columns: 1fr;
    min-height: auto;
    padding: 56px 0 64px;
  }
  .hero-copy{ grid-column: 1 / -1; }
  .hero-card{ grid-column: 1 / -1; margin-top: 12px; }

  #why .card, #features .card, #cases .case-card{ grid-column: 1 / -1; }
  .pricing-grid{ grid-template-columns: 1fr; }

  .header-actions{
    justify-self: end;
    display: flex;
    flex-direction: row-reverse;
    align-items: center;
    gap: 8px;
  }
  .btn-auth{
    height: 36px; line-height: 36px; padding: 0 12px; border-radius: 999px; white-space: nowrap;
  }
  .menu-toggle{ font-size: 26px; }
}


@media (max-width: 959px) {
  .hero .container{
    grid-template-columns: 1fr;
    min-height: auto;
    padding: 56px 16px 64px;   /* вернули горизонтальные 16px */
  }
  .hero-cta{
    justify-content: center;
    width: 100%;
  }
  .hero-cta .btn-primary{
    margin: 0 auto;          /* центр для одиночной кнопки */
  }
  .hero-copy{
    padding-inline: 2px;     /* микро-подпорка, если шрифт визуально «давит» слева */
  }
}

@media (min-width: 960px){
  .hero .container{
    grid-template-columns: repeat(12, 1fr);
    min-height: min(82vh, 820px);
    padding: 80px 0;
    align-items: start;          /* не тянуть по высоте */
  }

  .hero-copy{
    grid-column: 2 / span 6;
    grid-row: 1;                 /* жестко в первую строку */
    align-self: start;
  }

  .hero-card{
    grid-column: 8 / span 4;
    grid-row: 1;                 /* жестко в первую строку */
    align-self: start;           /* верхний край ровно к верху строки */
    margin-top: 0;               /* на всякий случай */
  }
}