/* Крупные блоки страницы: шапка, герой, калькулятор, тикер, футер. */

/* ── Шапка ─────────────────────────────────────────────────── */
.site-header { position: sticky; top: 0; z-index: 50; background: var(--color-bg); border-bottom: 1px solid var(--color-divider); }
.site-header__inner { max-width: var(--maxw); margin: 0 auto; padding: var(--space-3) var(--gutter); display: flex; align-items: center; gap: var(--space-4); }
.brand { display: inline-flex; align-items: center; gap: var(--space-2); margin-right: auto; font-family: var(--font-heading); font-weight: var(--font-heading-weight); font-size: 22px; letter-spacing: 0.02em; color: var(--color-text); text-decoration: none; }
.brand:hover { color: var(--color-text); }
.brand svg { flex: none; }
.site-nav { display: flex; gap: var(--space-4); }
.site-nav a { color: inherit; text-decoration: none; font-size: 15px; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--signal); }
.header-phone { text-align: right; line-height: 1.15; }
.header-phone a { color: var(--color-text); text-decoration: none; font-family: var(--font-heading); font-weight: 600; font-size: 21px; white-space: nowrap; }
.header-status { font-size: 13px; display: flex; align-items: center; gap: 6px; justify-content: flex-end; color: color-mix(in srgb, var(--color-text) 74%, transparent); }
.status-dot { width: 7px; height: 7px; background: #4ade80; display: inline-block; animation: pulse 2.4s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }

/* ── Герой ─────────────────────────────────────────────────── */
.hero { position: relative; background: var(--band-bg); color: var(--on-dark); overflow: hidden; }
.hero__scrim { position: absolute; inset: 0; background: linear-gradient(100deg, #101b25 34%, rgba(16,27,37,0.94) 52%, rgba(16,27,37,0.62) 100%); }
.hero__inner { position: relative; max-width: var(--maxw); margin: 0 auto; padding: calc(var(--section-pad) * 1.35) var(--gutter); display: grid; grid-template-columns: 1.02fr 0.98fr; gap: calc(var(--section-pad) * 1.3); align-items: start; }
.hero h1 { color: #fff; margin: 0 0 var(--space-6); max-width: 12em; }
.hero__lead { font-size: 19px; max-width: 31em; margin-bottom: var(--space-8); color: rgba(245,245,248,0.82); }
.hero__badge { display: inline-flex; align-items: center; gap: var(--space-2); border: 1px solid rgba(245,245,248,0.35); padding: 6px var(--space-3); font-family: var(--font-heading); font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: var(--space-8); }
.hero__badge::before { content: ""; width: 8px; height: 8px; background: var(--signal); display: inline-block; }
.hero__actions { display: flex; gap: var(--space-3); flex-wrap: wrap; margin-bottom: calc(var(--section-pad) * 1.1); }
.hero__stats { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid rgba(245,245,248,0.25); }
.hero__stats > * { padding: var(--space-6) var(--space-6) 0 0; }
.hero__stats > * + * { padding-left: var(--space-6); }

/* ── Калькулятор ───────────────────────────────────────────── */
.calc { position: relative; background: var(--panel-bg); color: var(--on-dark); padding: var(--space-8); display: flex; flex-direction: column; gap: var(--space-3); scroll-margin-top: 100px; box-shadow: var(--shadow-lg); }
.calc::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: var(--signal); }
.calc h3 { color: #fff; margin: 0; }
.calc__kicker { font-family: var(--font-heading); font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--signal); }
.calc__note { font-size: 15px; margin: 0; color: rgba(245,245,248,0.7); }
.calc__tabs { display: grid; grid-template-columns: 1fr 1fr; border: 1px solid rgba(245,245,248,0.25); }
.calc__tab { border: 0; padding: var(--space-3); font-family: var(--font-heading); font-size: 17px; cursor: pointer; background: transparent; color: var(--on-dark); }
.calc__tab + .calc__tab { border-left: 1px solid rgba(245,245,248,0.25); }
.calc__tab[aria-selected="true"] { background: var(--signal); color: var(--on-signal); }
.calc__chips { display: flex; flex-wrap: wrap; gap: 6px; max-height: 172px; overflow-y: auto; padding: 2px; }
.calc__chip { border: 1px solid rgba(245,245,248,0.25); background: transparent; color: var(--on-dark); padding: 7px 11px; font-family: var(--font-heading); font-size: 15px; cursor: pointer; }
.calc__chip:hover { border-color: var(--signal); }
.calc__chip[aria-pressed="true"] { background: var(--signal); border-color: var(--signal); color: var(--on-signal); }
.calc__label { display: block; font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; color: rgba(245,245,248,0.65); margin-bottom: 6px; }
.calc__weight { display: flex; gap: var(--space-2); }
.calc__input { flex: 1; min-width: 0; background: var(--deep-bg); border: 1px solid rgba(245,245,248,0.28); color: var(--on-dark); padding: 0 var(--space-3); font-family: var(--font-heading); font-size: 22px; min-height: 48px; }
.calc__preset { min-height: 48px; min-width: 56px; background: transparent; border: 1px solid rgba(245,245,248,0.28); color: var(--on-dark); font-family: var(--font-heading); font-size: 16px; cursor: pointer; }
.calc__preset:hover { border-color: var(--signal); }
.calc__result { background: var(--band-bg); border: 1px solid rgba(245,245,248,0.18); padding: var(--space-4) var(--space-6); display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); }
.calc__rate { font-size: 12px; opacity: 0.7; }
.calc__total { font-family: var(--font-heading); font-weight: 600; font-size: 42px; line-height: 1.05; color: var(--signal); }
.calc__disclaimer { font-size: 13px; margin: 0; color: rgba(245,245,248,0.6); }

/* ── Бегущая строка цен ────────────────────────────────────── */
.ticker { background: var(--band-bg); color: var(--on-dark); overflow: hidden; padding: var(--space-4) 0; border-bottom: 1px solid rgba(245,245,248,0.14); }
.ticker__track { display: flex; gap: var(--section-pad); width: max-content; animation: tick 55s linear infinite; font-family: var(--font-heading); font-size: 16px; white-space: nowrap; }
.ticker__track > span { opacity: 0.72; }
.ticker__track strong { color: var(--signal); opacity: 1; }
@keyframes tick { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .ticker__track { animation: none; } }

/* ── Финальный призыв ──────────────────────────────────────── */
.cta { position: relative; background: var(--band-bg); color: var(--on-dark); overflow: hidden; margin-top: calc(var(--section-pad) * 1.5); }
.cta .media { opacity: 0.5; }
.cta__scrim { position: absolute; inset: 0; background: linear-gradient(90deg, #101b25 30%, rgba(16,27,37,0.7)); }
.cta__inner { position: relative; max-width: var(--maxw); margin: 0 auto; padding: calc(var(--section-pad) * 1.35) var(--gutter); display: flex; align-items: center; justify-content: space-between; gap: var(--section-pad); flex-wrap: wrap; }
.cta h2 { color: #fff; margin: 0 0 var(--space-2); max-width: 16em; }
.cta p { margin: 0; color: rgba(245,245,248,0.75); max-width: 38em; }

/* ── Футер ─────────────────────────────────────────────────── */
.site-footer { background: var(--band-bg); color: var(--on-dark); border-top: 4px solid var(--signal); }
.site-footer__inner { max-width: var(--maxw); margin: 0 auto; padding: calc(var(--section-pad) * 1.2) var(--gutter) var(--section-pad); }
.site-footer__cols { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: var(--section-pad); padding-bottom: var(--section-pad); border-bottom: 1px solid rgba(242,242,243,0.22); }
.site-footer h6 { opacity: 0.55; margin-bottom: var(--space-3); }
.site-footer a { color: #f5f5f8; text-decoration: none; opacity: 0.75; font-size: 15px; }
.site-footer a:hover { color: var(--signal); opacity: 1; }
.site-footer__phone { font-family: var(--font-heading); font-weight: 600; font-size: 24px; opacity: 1; }
.site-footer__legal { padding-top: var(--space-4); display: flex; justify-content: space-between; gap: var(--space-6); flex-wrap: wrap; font-size: 12px; opacity: 0.55; }

@media (max-width: 1100px) {
  .site-nav { display: none; }
  .hero__inner { grid-template-columns: 1fr; gap: var(--section-pad); }
  .site-footer__cols { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 700px) {
  .hero__stats { grid-template-columns: 1fr; }
  .hero__stats > * + * { padding-left: 0; }
  .site-footer__cols { grid-template-columns: 1fr; }
}