/* Общая основа сайтов Zeit Lab и Pro Longevity. Цвета и шрифтовые размеры — в theme.css (одно место для замены). */
@font-face{font-family:"Inter";font-style:normal;font-weight:100 900;font-display:swap;src:url(fonts/inter-cyrillic-wght-normal.woff2) format("woff2");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:"Inter";font-style:normal;font-weight:100 900;font-display:swap;src:url(fonts/inter-cyrillic-ext-wght-normal.woff2) format("woff2");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}
@font-face{font-family:"Inter";font-style:normal;font-weight:100 900;font-display:swap;src:url(fonts/inter-latin-wght-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:88px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  font-size:var(--fs-body);line-height:1.6;font-feature-settings:"cv11","ss01";-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent}
img,svg{display:block;max-width:100%}
h1,h2,h3,p{margin:0}
h1,h2,h3{font-weight:650;color:var(--ink);text-wrap:balance}
h1{font-size:var(--fs-h1);line-height:1.08;letter-spacing:-.025em}
h2{font-size:var(--fs-h2);line-height:1.15;letter-spacing:-.018em}
h3{font-size:var(--fs-h3);line-height:1.3;letter-spacing:-.008em;font-weight:620}
p{text-wrap:pretty}
a{color:inherit;text-underline-offset:.18em;text-decoration-thickness:1px}
a:hover{text-decoration-color:currentColor}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--focus);outline-offset:3px;border-radius:6px}
[hidden]{display:none!important}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:absolute;left:16px;top:-60px;z-index:100;background:var(--accent);color:var(--on-accent);padding:12px 16px;border-radius:10px;text-decoration:none}
.skip:focus{top:12px}

.wrap{width:100%;max-width:calc(1200px + 2*var(--pad));margin:0 auto;padding:0 var(--pad)}
.section{padding:var(--sec) 0}
.section--alt{background:var(--alt)}
.lead{font-size:var(--fs-lead);line-height:1.5;color:var(--muted)}
.muted{color:var(--muted)}
.text{max-width:66ch}
.text p+p{margin-top:16px}
.head{display:grid;gap:16px;margin-bottom:48px;max-width:760px}
.head p{color:var(--muted)}

/* кнопки */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:14px 26px;border-radius:var(--r-btn);
  border:1px solid transparent;font-weight:600;font-size:17px;line-height:1.2;text-decoration:none;cursor:pointer;white-space:nowrap;
  transition:background-color .18s ease,border-color .18s ease,color .18s ease,transform .12s ease}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--accent);color:var(--on-accent)}
.btn--primary:hover{background:var(--accent-hover)}
.btn--ghost{background:transparent;border-color:var(--line-strong);color:var(--ink)}
.btn--ghost:hover{border-color:var(--ink)}
.btn--wa svg{width:20px;height:20px}
.btn[disabled]{opacity:.7;cursor:progress}
.link{display:inline-flex;align-items:center;min-height:44px;font-weight:600;color:var(--accent);text-decoration:underline;text-decoration-color:color-mix(in srgb,var(--accent) 35%,transparent)}
.link:hover{text-decoration-color:var(--accent)}

/* шапка */
.top{position:sticky;top:0;z-index:40;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid transparent;transition:border-color .2s}
.top.is-scrolled{border-bottom-color:var(--line)}
.top__in{display:flex;align-items:center;gap:32px;height:72px}
.logo{font-weight:750;letter-spacing:.16em;font-size:17px;text-decoration:none;white-space:nowrap;display:inline-flex;align-items:center;min-height:44px}
.nav{display:flex;gap:4px;margin-left:auto}
.nav a{display:inline-flex;align-items:center;min-height:44px;padding:0 12px;border-radius:10px;text-decoration:none;font-size:16px;color:var(--muted);font-weight:500}
.nav a:hover{color:var(--ink);background:var(--hover)}
.top .btn{min-height:44px;padding:10px 20px;font-size:16px}
.burger{display:none;margin-left:auto;width:48px;height:48px;border:0;background:transparent;border-radius:12px;cursor:pointer;align-items:center;justify-content:center}
.burger svg{width:24px;height:24px}
.burger:hover{background:var(--hover)}
.mnav{display:none}
@media (max-width:1023px){
  .nav,.top .btn{display:none}
  .burger{display:inline-flex}
  .top__in{height:64px}
  .mnav{display:block;position:fixed;inset:64px 0 auto 0;background:var(--bg);border-bottom:1px solid var(--line);padding:8px var(--pad) 24px;z-index:39}
  .mnav[hidden]{display:none!important}
  .mnav a{display:flex;align-items:center;min-height:52px;border-bottom:1px solid var(--line);text-decoration:none;font-size:18px;font-weight:500}
  .mnav .btn{margin-top:20px;width:100%}
}

/* обложка */
.hero{padding:24px 0 var(--sec)}
.hero__panel{position:relative;overflow:hidden;border-radius:var(--r-card);background:var(--hero-bg);min-height:var(--hero-h);display:grid;align-items:center}
.hero__art{position:absolute;inset:0;pointer-events:none}
.hero__art svg,.hero__art picture,.hero__art img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero__body{position:relative;display:grid;gap:24px;max-width:640px;padding:64px 0 64px 64px}
.hero h1{text-wrap:pretty}
.hero__desc{font-size:16px;font-weight:600;letter-spacing:.06em;color:var(--muted)}
.hero__sub{font-size:var(--fs-lead);line-height:1.5;color:var(--ink-2)}
.hero__acts{display:flex;flex-wrap:wrap;align-items:center;gap:12px 28px;margin-top:8px}
.hero__note{font-size:16px;color:var(--muted);line-height:1.5}
@media (max-width:767px){
  .hero{padding:12px 0 var(--sec)}
  .hero__panel{display:flex;flex-direction:column;align-items:stretch;min-height:0;background:transparent;border-radius:0;overflow:visible}
  .hero__body{padding:16px 0 0;gap:20px}
  .hero__art{order:2;position:relative;inset:auto;margin-top:32px;aspect-ratio:4/5;border-radius:var(--r-card);overflow:hidden;background:var(--hero-bg)}
  .hero__acts{flex-direction:column;align-items:stretch;gap:8px}
  .hero__acts .btn{width:100%}
  .hero__acts .link{justify-content:center}
}

/* шаги */
.steps{display:grid;grid-template-columns:repeat(var(--steps,3),1fr);gap:24px;counter-reset:s;list-style:none;margin:0;padding:0}
.step{position:relative;padding-top:28px;border-top:1px solid var(--line-strong)}
.step__n{display:block;font-size:16px;font-weight:650;color:var(--accent);margin-bottom:16px;font-variant-numeric:tabular-nums}
.step h3{margin-bottom:12px}
.step p{color:var(--muted)}
@media (max-width:1023px){.steps{grid-template-columns:1fr 1fr;gap:40px 24px}}
@media (max-width:767px){.steps{grid-template-columns:1fr;gap:32px}}

/* вопросы */
.faq{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:start}
.faq__list{border-top:1px solid var(--line-strong)}
.faq details{border-bottom:1px solid var(--line-strong)}
.faq summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:22px 0;min-height:44px;font-size:var(--fs-h3);font-weight:600;line-height:1.35}
.faq summary::-webkit-details-marker{display:none}
.faq summary:focus-visible{outline-offset:-2px}
.faq summary svg{flex:none;width:22px;height:22px;transition:transform .2s ease;color:var(--muted)}
.faq details[open] summary svg{transform:rotate(45deg)}
.faq details p{padding:0 48px 24px 0;color:var(--muted);max-width:66ch}
@media (max-width:1023px){.faq{grid-template-columns:1fr;gap:32px}}

/* форма */
.formsec__panel{display:grid;grid-template-columns:5fr 7fr;gap:64px;background:var(--form-bg);border-radius:var(--r-card);padding:64px}
.formsec__aside{display:grid;gap:20px;align-content:start}
.formsec__aside p{color:var(--muted)}
.form{display:grid;gap:20px;background:var(--surface);border-radius:var(--r-card);padding:32px;border:1px solid var(--line)}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start}
.field{display:grid;gap:8px;align-content:start;min-width:0;margin:0;padding:0;border:0}
.field>label,.field legend{font-size:16px;font-weight:600;padding:0}
.field legend{margin-bottom:8px}
.opt{font-weight:400;color:var(--muted)}
.hint{font-size:16px;color:var(--muted);line-height:1.45}
.input{width:100%;min-height:52px;padding:12px 16px;border:1px solid var(--line-strong);border-radius:var(--r-field);background:var(--surface);font-size:17px;transition:border-color .15s}
.input:hover{border-color:var(--muted)}
.input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 18%,transparent)}
.input::placeholder{color:color-mix(in srgb,var(--muted) 70%,transparent)}
select.input{appearance:none;-webkit-appearance:none;padding-right:44px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center}
.field.is-bad .input{border-color:var(--bad)}
.err{font-size:16px;color:var(--bad);line-height:1.4}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{position:relative}
.chip input{position:absolute;opacity:0;inset:0;width:100%;height:100%;margin:0;cursor:pointer}
.chip span{display:inline-flex;align-items:center;min-height:44px;padding:10px 16px;border:1px solid var(--line-strong);border-radius:999px;font-size:16px;line-height:1.2;background:var(--surface);transition:background-color .15s,border-color .15s,color .15s}
.chip input:hover+span{border-color:var(--muted)}
.chip input:checked+span{background:var(--accent);border-color:var(--accent);color:var(--on-accent)}
.chip input:focus-visible+span{outline:2px solid var(--focus);outline-offset:2px}
.check{display:grid;grid-template-columns:24px 1fr;gap:12px;align-items:start;font-size:16px;line-height:1.5;color:var(--ink-2);cursor:pointer}
.check input{width:22px;height:22px;margin:1px 0 0;accent-color:var(--accent);cursor:pointer}
.check a{color:var(--accent)}
.check-wrap{display:grid;gap:8px}
.hp{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);clip-path:inset(50%);white-space:nowrap}
.form__foot{display:grid;gap:12px}
.form__foot .btn{width:100%}
.status{font-size:16px;line-height:1.5}
.status--bad{color:var(--bad)}
.status a{color:inherit;font-weight:600}
.done{display:grid;gap:16px;align-content:start;background:var(--surface);border-radius:var(--r-card);padding:40px 32px;border:1px solid var(--line)}
.done svg{width:40px;height:40px;color:var(--accent)}
.done p{color:var(--muted)}
.alt-contact{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px}
@media (max-width:1023px){.formsec__panel{grid-template-columns:1fr;gap:32px;padding:40px}}
@media (max-width:767px){
  .formsec__panel{padding:32px 20px;margin:0 calc(-1*var(--pad));border-radius:0}
  .form{padding:20px}
  .form__row{grid-template-columns:1fr}
}

/* подвал */
.foot{padding:56px 0 40px;border-top:1px solid var(--line);font-size:16px;line-height:1.55;color:var(--muted)}
.foot__in{display:grid;grid-template-columns:5fr 7fr;gap:48px}
.foot .logo{color:var(--ink);margin-bottom:12px}
.foot__links{display:flex;flex-wrap:wrap;gap:4px 24px;margin-top:20px}
.foot__links a{display:inline-flex;align-items:center;min-height:44px;color:var(--ink)}
.foot__copy{margin-top:32px;font-size:16px}
@media (max-width:767px){.foot__in{grid-template-columns:1fr;gap:16px}}

/* закреплённая кнопка на телефоне */
.dock{display:none}
@media (max-width:767px){
  .dock{display:block;position:fixed;left:0;right:0;bottom:0;z-index:30;padding:12px var(--pad) calc(12px + env(safe-area-inset-bottom));
    background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-top:1px solid var(--line);
    transition:transform .22s ease,opacity .22s ease}
  .dock .btn{width:100%}
  .dock.is-off{transform:translateY(110%);opacity:0;pointer-events:none}
  body{padding-bottom:calc(77px + env(safe-area-inset-bottom))}
}

/* модальное окно формы */
.modal{width:min(720px,calc(100% - 32px));max-height:calc(100dvh - 32px);padding:0;border:0;border-radius:var(--r-card);background:var(--bg);color:var(--ink);overflow:auto}
.modal::backdrop{background:color-mix(in srgb,var(--ink) 45%,transparent)}
.modal__in{padding:40px;display:grid;gap:24px}
.modal__head{display:flex;justify-content:space-between;gap:16px;align-items:start}
.modal__x{flex:none;width:44px;height:44px;border:0;border-radius:12px;background:var(--hover);cursor:pointer;display:inline-flex;align-items:center;justify-content:center}
.modal__x svg{width:22px;height:22px}
.modal .form{padding:0;border:0;background:transparent}
@media (max-width:767px){
  .modal{width:100%;max-width:100%;height:100dvh;max-height:100dvh;border-radius:0;margin:0}
  .modal__in{padding:20px var(--pad) 32px}
}

/* политика */
.doc{padding:48px 0 var(--sec)}
.doc .text{max-width:760px}
.doc h1{font-size:var(--fs-h2);margin-bottom:12px}
.doc h2{font-size:var(--fs-h3);margin:40px 0 12px}
.doc p,.doc li{color:var(--ink-2)}
.doc ul{padding-left:20px;margin:12px 0}
.doc li+li{margin-top:6px}
.doc .back{margin-bottom:24px}

/* согласие на счётчики (появляется только когда в config.js заданы GA4 или Метрика) */
.consent{position:fixed;left:16px;right:16px;bottom:16px;z-index:60;max-width:560px;margin-left:auto;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:20px;display:grid;gap:16px;font-size:16px;box-shadow:0 12px 40px color-mix(in srgb,var(--ink) 14%,transparent)}
.consent__acts{display:flex;gap:8px;flex-wrap:wrap}
.consent .btn{min-height:44px;padding:10px 18px;font-size:16px}
@media (max-width:767px){.consent{bottom:calc(88px + env(safe-area-inset-bottom))}}
@media (max-width:420px){.btn{white-space:normal;text-align:center}}