/* Лендинг и справка: публичные страницы. Наследуют переменные app.css. */
body.landing{background:#fbfcfb}

.l-wrap{max-width:1080px;margin:0 auto;padding:0 24px}

/* шапка */
.l-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.88);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}
.l-header__row{display:flex;align-items:center;gap:22px;padding-top:12px;padding-bottom:12px}
.l-header .brand{padding:0}
.l-header .brand__text b{color:var(--ink)}
.l-nav{display:flex;gap:20px;margin-left:14px}
.l-nav a{color:var(--ink-2);text-decoration:none;font-size:14px;font-weight:600}
.l-nav a:hover{color:var(--emerald)}
.l-header__cta{margin-left:auto;display:flex;gap:10px}

/* герой */
.l-hero{position:relative;overflow:hidden;background:linear-gradient(165deg,#123527 0%,#0d271c 60%,#0a1f16 100%);color:#dfe9e3;text-align:center}
.l-hero__motif{position:absolute;inset:0;width:100%;height:100%;opacity:.07;pointer-events:none}
.l-hero__inner{position:relative;padding:84px 24px 72px}
.l-hero h1{color:#fff;font-size:46px;line-height:1.15;letter-spacing:-.025em;margin:0 0 18px;font-weight:800}
.l-hero__sub{color:#a9bcb1;font-size:17px;line-height:1.7;max-width:62ch;margin:0 auto 30px}
.l-hero__cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.l-hero__trust{margin-top:34px;font-size:12.5px;color:#7e948a;letter-spacing:.02em}
.btn--lg{padding:14px 26px;font-size:15px;border-radius:13px}
.btn--ghost{background:transparent;color:#dfe9e3;border:1px solid rgba(255,255,255,.25)}
.btn--ghost:hover{border-color:var(--gold-bright);color:var(--gold-bright)}

/* секции */
.l-section{padding:72px 0}
.l-h2{font-size:30px;letter-spacing:-.02em;text-align:center;margin:0 0 40px}
.l-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.l-grid--3{grid-template-columns:repeat(3,1fr)}
.l-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);transition:box-shadow .18s ease}
.l-card:hover{box-shadow:var(--shadow-lift)}
.l-card__ico{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:var(--emerald-soft);color:var(--emerald);margin-bottom:14px}
.l-card__ico svg{width:20px;height:20px}
.l-card h3{font-size:16px;margin:0 0 8px}
.l-card p{margin:0;color:var(--ink-2);font-size:14px;line-height:1.65}

/* принципы (тёмная секция) */
.l-section--dark{background:linear-gradient(165deg,#123527,#0c241a);color:#dfe9e3}
.l-section--dark .l-h2{color:#fff}
.l-principle{text-align:center;padding:10px 18px}
.l-principle__num{display:inline-grid;place-items:center;width:52px;height:52px;border-radius:50%;border:1.5px solid var(--gold-bright);color:var(--gold-bright);font-size:22px;margin-bottom:14px}
.l-principle h3{color:#fff;font-size:17px;margin:0 0 8px}
.l-principle p{color:#a9bcb1;font-size:14px;line-height:1.65;margin:0}

/* шаги */
.l-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:56px}
.l-step{position:relative;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.l-step b{position:absolute;top:-14px;left:22px;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(140deg,var(--emerald),var(--emerald-deep));color:#fff;font-size:14px;box-shadow:0 4px 10px rgba(10,90,63,.3)}
.l-step h3{font-size:15px;margin:4px 0 8px}
.l-step p{margin:0;color:var(--ink-2);font-size:13.5px;line-height:1.6}

/* CTA-полоса */
.l-cta-band{text-align:center;background:var(--sand);border:1px solid var(--gold-soft);border-radius:20px;padding:44px 30px}
.l-cta-band h2{font-size:24px;margin:0 0 10px}
.l-cta-band p{color:var(--ink-2);max-width:56ch;margin:0 auto 22px}

/* футер */
.l-footer{border-top:1px solid var(--border);padding:26px 0;color:var(--muted);font-size:13px}
.l-footer__row{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
.l-footer a{color:var(--ink-2);text-decoration:none}
.l-footer a:hover{color:var(--emerald)}

/* справка */
.l-doc{display:grid;grid-template-columns:230px 1fr;gap:36px;padding:44px 0}
.l-doc__toc{position:sticky;top:76px;align-self:start;font-size:13.5px}
.l-doc__toc a{display:block;padding:5px 0;color:var(--ink-2);text-decoration:none}
.l-doc__toc a:hover{color:var(--emerald)}
.l-doc__toc b{display:block;margin:14px 0 4px;font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.l-doc__body{min-width:0;font-size:14.5px;line-height:1.75;color:var(--ink-2)}
.l-doc__body h1{font-size:28px;color:var(--ink);margin:0 0 8px}
.l-doc__body h2{font-size:20px;color:var(--ink);margin:40px 0 12px;padding-top:18px;border-top:1px solid var(--border)}
.l-doc__body h3{font-size:15.5px;color:var(--ink);margin:24px 0 8px}
.l-doc__body code{background:var(--field);border:1px solid var(--border);border-radius:6px;padding:1px 6px;font-size:13px}
.l-doc__body .l-note{background:var(--sand);border:1px solid var(--gold-soft);border-radius:12px;padding:13px 16px;margin:14px 0;font-size:13.5px}
.l-doc__body ol,.l-doc__body ul{padding-left:22px}
.l-doc__body li{margin:5px 0}

@media (max-width:900px){
  .l-nav{display:none}
  .l-grid,.l-grid--3,.l-steps{grid-template-columns:1fr}
  .l-hero h1{font-size:32px}
  .l-hero__inner{padding:56px 20px 48px}
  .l-section{padding:48px 0}
  .l-doc{grid-template-columns:1fr}
  .l-doc__toc{position:static;border-bottom:1px solid var(--border);padding-bottom:18px}
}