/* Цех OS · Публичный сайт тенанта · темы через токены брендинга */
* { box-sizing: border-box; margin: 0; padding: 0; }
:root { --s-radius: 14px; --s-radius-sm: 10px; }

html { scroll-behavior: smooth; }
body {
  font-family: var(--font-family, Inter, system-ui, sans-serif);
  background: var(--color-bg, #fff);
  color: var(--color-text, #0F1419);
  line-height: 1.6;
  min-height: 100vh;
  display: flex; flex-direction: column;
}
main { flex: 1; }
a { color: var(--color-primary); text-decoration: none; }
h1, h2, h3 { font-family: var(--font-heading, Onest, Inter, sans-serif); font-weight: 700; line-height: 1.15; }
h2 { font-size: clamp(26px, 3.5vw, 38px); margin-bottom: 32px; }
h3 { font-size: 18px; margin-bottom: 8px; }

.s-container { max-width: 1160px; margin: 0 auto; padding: 0 20px; }

/* ---------- Header ---------- */
.s-header {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in srgb, var(--color-bg) 82%, transparent);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border, #E5E9EE);
}
.s-header-in { display: flex; align-items: center; gap: 28px; padding: 14px 20px; }
.s-logo { display: flex; align-items: center; }
.s-logo-img { max-height: 36px; max-width: 180px; }
.s-logo-text { font-family: var(--font-heading); font-weight: 800; font-size: 20px; color: var(--color-text); }
html[data-theme="light"] .s-logo-dark { display: none; }
html[data-theme="dark"]  .s-logo-light { display: none; }
.s-nav { flex: 1; display: flex; gap: 22px; }
.s-nav a { color: var(--color-text-secondary); font-weight: 500; font-size: 15px; transition: color .15s; }
.s-nav a:hover { color: var(--color-text); }
.s-header-actions { display: flex; gap: 8px; }
@media (max-width: 860px) { .s-nav { display: none; } .s-header-in { justify-content: space-between; } }

/* ---------- Buttons ---------- */
.s-btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 10px 20px; border-radius: var(--s-radius-sm);
  font: inherit; font-weight: 600; font-size: 14px;
  border: 1px solid transparent; cursor: pointer;
  transition: transform .15s cubic-bezier(.2,.8,.2,1), box-shadow .2s, background .15s;
}
.s-btn:active { transform: scale(.97); }
.s-btn-primary { background: var(--color-primary); color: var(--color-on-primary, #fff); }
.s-btn-primary:hover { background: var(--color-primary-dark); }
.s-btn-secondary { background: transparent; color: var(--color-text); border-color: var(--color-border, #E5E9EE); }
.s-btn-secondary:hover { border-color: var(--color-text-secondary); }
.s-btn-lg { padding: 15px 34px; font-size: 17px; border-radius: var(--s-radius); }
.s-btn-glow { box-shadow: 0 0 0 rgba(0,0,0,0); }
.s-btn-glow:hover { box-shadow: 0 0 28px color-mix(in srgb, var(--color-primary) 45%, transparent); }

/* ---------- Hero ---------- */
.s-hero { position: relative; overflow: hidden; padding: clamp(72px, 12vw, 150px) 0; text-align: center; }
.s-hero-canvas { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.s-hero-in { position: relative; }
.s-hero-title {
  font-size: clamp(34px, 6vw, 62px); font-weight: 800;
  margin-bottom: 18px; letter-spacing: -.01em;
}
.s-hero-sub {
  font-size: clamp(15px, 2vw, 19px); color: var(--color-text-secondary);
  max-width: 640px; margin: 0 auto 36px;
}
html[data-theme="dark"] .s-hero {
  background:
    radial-gradient(ellipse 70% 55% at 50% 0%,
      color-mix(in srgb, var(--color-primary) 9%, transparent), transparent);
}

/* ---------- Sections / cards ---------- */
.s-section { padding: clamp(52px, 8vw, 90px) 0; }
.s-section-alt { background: var(--color-bg-soft, #F4F6F8); }
.s-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(255px, 1fr)); gap: 18px; }
.s-grid-sm { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
.s-card {
  display: block; text-align: left;
  background: var(--color-bg); border: 1px solid var(--color-border, #E5E9EE);
  border-radius: var(--s-radius); padding: 22px;
  color: var(--color-text); font: inherit;
  transition: transform .2s cubic-bezier(.2,.8,.2,1), box-shadow .2s, border-color .2s;
}
.s-section-alt .s-card { background: var(--color-bg); }
html[data-theme="dark"] .s-card { background: var(--color-bg-soft); }
html[data-theme="dark"] .s-section-alt { background: color-mix(in srgb, var(--color-bg-soft) 55%, var(--color-bg)); }
html[data-theme="dark"] .s-section-alt .s-card { background: var(--color-bg-soft); }
.s-card p { color: var(--color-text-secondary); font-size: 14px; margin: 6px 0 10px; }
.s-card-link { cursor: pointer; }
.s-card-link:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--color-primary) 55%, var(--color-border));
  box-shadow: 0 8px 30px rgba(0,0,0,.12), 0 0 22px color-mix(in srgb, var(--color-primary) 18%, transparent);
}
.s-card-img { margin: -22px -22px 16px; border-radius: var(--s-radius) var(--s-radius) 0 0; overflow: hidden; aspect-ratio: 16/9; }
.s-card-img img { width: 100%; height: 100%; object-fit: cover; }
.s-price { font-family: var(--font-mono, monospace); font-weight: 700; color: var(--color-primary); margin: 8px 0; }
.s-more { color: var(--color-primary); font-weight: 600; font-size: 14px; }
.s-label { font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--color-text-secondary); margin-bottom: 6px; }
.s-about p { max-width: 760px; margin-bottom: 14px; color: var(--color-text); font-size: 16px; }
.s-notice {
  display: inline-block; margin-bottom: 20px; padding: 10px 18px;
  border-radius: var(--s-radius-sm); font-size: 14px;
  background: color-mix(in srgb, var(--color-primary) 14%, var(--color-bg));
  color: var(--color-text); border: 1px solid color-mix(in srgb, var(--color-primary) 35%, transparent);
}

/* ---------- Footer ---------- */
.s-footer { border-top: 1px solid var(--color-border, #E5E9EE); background: var(--color-bg-soft); }
html[data-theme="dark"] .s-footer { background: var(--color-bg); }
.s-footer-in { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; padding: 26px 20px; font-size: 13px; color: var(--color-text-secondary); }
.s-footer a { color: inherit; text-decoration: underline; }

/* ---------- Modal ---------- */
.s-modal { position: fixed; inset: 0; z-index: 1000; display: flex; align-items: center; justify-content: center; padding: 16px; }
.s-modal[hidden] { display: none; }
.s-modal-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,.72); }
.s-modal-box { position: relative; width: min(760px, 100%); height: min(82vh, 720px); background: var(--color-bg); border-radius: var(--s-radius); overflow: hidden; }
.s-modal-box iframe { width: 100%; height: 100%; border: 0; }
.s-modal-close { position: absolute; top: 10px; right: 10px; z-index: 1; width: 36px; height: 36px; border-radius: 50%; border: 0; background: var(--color-bg-soft); color: var(--color-text); font-size: 22px; cursor: pointer; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .s-btn, .s-card { transition: none; }
}

.s-btn-icon { padding: 10px 12px; font-size: 16px; line-height: 1; }


/* ---------- Меню выбора темы ---------- */
.s-theme-menu {
  position: fixed; z-index: 500; min-width: 300px; max-width: calc(100vw - 16px);
  background: var(--color-bg); border: 1px solid var(--color-border, #E5E9EE);
  border-radius: var(--s-radius); padding: 8px;
  box-shadow: 0 16px 48px rgba(0,0,0,.18);
}
.s-theme-menu-title {
  font-size: 11px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase;
  color: var(--color-text-secondary); padding: 6px 10px 8px;
}
.s-theme-menu button {
  display: flex; align-items: center; gap: 12px; width: 100%;
  padding: 10px 12px; border: 0; border-radius: var(--s-radius-sm);
  background: none; color: var(--color-text); font: inherit; text-align: left; cursor: pointer;
}
.s-theme-menu button:hover { background: var(--color-bg-soft, #F4F6F8); }
.s-theme-menu button.is-active {
  background: color-mix(in srgb, var(--color-primary) 14%, var(--color-bg));
}
.s-tm-ic { font-size: 18px; width: 26px; text-align: center; color: var(--color-primary); }
.s-tm-tx { flex: 1; display: flex; flex-direction: column; gap: 1px; }
.s-tm-tx b { font-size: 14px; }
.s-tm-tx small { font-size: 12px; color: var(--color-text-secondary); }
.s-tm-check { color: var(--color-primary); font-weight: 700; }

/* ---------- Форма заявки ---------- */
.s-lead-form { display: flex; flex-direction: column; gap: 12px; }
.s-input { width: 100%; padding: 12px 14px; border: 1px solid var(--color-border, #E5E9EE);
  border-radius: var(--s-radius-sm); background: var(--color-bg); color: var(--color-text);
  font: inherit; font-size: 15px; }
.s-input:focus { outline: none; border-color: var(--color-primary); }
.s-form-status { font-weight: 600; color: var(--color-primary); }