/* ============================================================
   Курс «Нутрициолог» — Учи-Учи
   Palette: cream / deep green / terracotta. Fonts: Unbounded + Golos Text
   ============================================================ */
:root{
  --bg:#F6F1E8; --bg-2:#EDE5D6; --paper:#FFFDF9;
  --ink:#1F2A24; --muted:#67716B; --line:#DED5C4;
  --green:#1F3D2E; --green-2:#2E5842; --green-soft:#DCE8DF;
  --accent:#D9622B; --accent-2:#B94E1E; --accent-soft:#FBE3D5;
  --r:20px; --r-sm:12px;
  --font-h:'Unbounded',system-ui,sans-serif;
  --font-b:'Golos Text',system-ui,sans-serif;
  --shadow:0 20px 50px -24px rgba(31,42,36,.35);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font-b);color:var(--ink);background:var(--bg);line-height:1.55;font-size:17px;overflow-x:hidden}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
.container{width:min(1180px,100% - 32px);margin-inline:auto}
h1,h2,h3,.h2{font-family:var(--font-h);font-weight:600;line-height:1.15;letter-spacing:-.01em}
h1{font-size:clamp(30px,4.4vw,52px);margin:14px 0 18px}
.h2{font-size:clamp(26px,3.2vw,38px);margin-bottom:18px;max-width:18ch}
h3{font-size:clamp(18px,1.5vw,21px);font-weight:600}
.lead{font-size:clamp(17px,1.3vw,19px);color:var(--muted);max-width:60ch;margin-bottom:22px}
.section{padding:clamp(56px,8vw,104px) 0}
.section--tight{padding-top:clamp(32px,5vw,64px)}
.hero__grid>*,.stats__grid>*,.program__grid>*,.why__grid>*,.faq__grid>*,.lead-box>*,.skills>*,.mentors>*,.tariffs__grid>*,.docs__grid>*{min-width:0}
s{color:var(--muted);font-weight:400}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:600 16px var(--font-b);padding:14px 24px;border-radius:999px;border:2px solid transparent;cursor:pointer;transition:transform .15s,background .2s,color .2s,border-color .2s;white-space:nowrap}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--green);color:#fff}
.btn--primary:hover{background:var(--green-2)}
.btn--accent{background:var(--accent);color:#fff}
.btn--accent:hover{background:var(--accent-2)}
.btn--outline{background:transparent;border-color:var(--green);color:var(--green)}
.btn--outline:hover{background:var(--green);color:#fff}
.btn--sm{padding:10px 18px;font-size:15px}
.btn--lg{padding:17px 32px;font-size:17px}
.btn--block{width:100%}
.badge{display:inline-block;font:600 13px var(--font-h);padding:6px 12px;border-radius:999px;letter-spacing:.02em}
.badge--accent{background:var(--accent);color:#fff}
.tag{display:inline-block;font:500 13px/1 var(--font-b);text-transform:uppercase;letter-spacing:.08em;color:var(--green);background:var(--green-soft);padding:9px 14px;border-radius:999px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(246,241,232,.88);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.header__inner{display:flex;align-items:center;gap:28px;height:72px}
.logo{display:flex;align-items:center;gap:10px;font:700 20px var(--font-h);color:var(--green)}
.logo__mark{display:grid;place-items:center;width:40px;height:40px;border-radius:12px;background:var(--green);color:#fff}
.logo--light{color:#fff}.logo--light .logo__mark{background:var(--bg);color:var(--green)}
.nav{display:flex;gap:26px;margin-left:12px;font-weight:500;font-size:15px}
.nav a{position:relative;padding:4px 0;color:var(--ink)}
.nav a::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .2s}
.nav a:hover::after{transform:scaleX(1)}
.header__right{margin-left:auto;display:flex;align-items:center;gap:18px}
.header__phone{font-weight:600;font-size:15px}
.lang-switch{display:flex;border:1px solid var(--line);border-radius:999px;overflow:hidden;font:600 13px var(--font-h)}
.lang-switch > *{padding:7px 12px}
.lang-switch__active{background:var(--green);color:#fff}
.lang-switch__link:hover{background:var(--bg-2)}
.burger{display:none;width:44px;height:44px;border:0;background:none;cursor:pointer;flex-direction:column;justify-content:center;gap:5px;align-items:center}
.burger span{width:24px;height:2px;background:var(--ink);transition:transform .2s,opacity .2s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- hero ---------- */
.hero{padding:28px 0 clamp(56px,7vw,96px);position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;right:-12vw;top:-20vw;width:60vw;height:60vw;border-radius:50%;background:var(--bg-2);z-index:-1}
.crumbs{display:flex;gap:10px;font-size:14px;color:var(--muted);margin-bottom:26px}
.crumbs b{color:var(--ink);font-weight:500}
.hero__grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(32px,5vw,72px);align-items:start}
.checks li{position:relative;padding-left:32px;margin:10px 0;font-weight:500}
.checks li::before{content:"";position:absolute;left:0;top:3px;width:20px;height:20px;border-radius:50%;background:var(--green-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 10.5l3.2 3L15 7' fill='none' stroke='%231F3D2E' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat}
.price-card{margin-top:28px;background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:22px 24px;box-shadow:var(--shadow);max-width:520px}
.price-card__head{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.price-card__until{font-size:14px;color:var(--muted)}
.price-card__body{display:grid;grid-template-columns:1fr auto 1fr;gap:20px;align-items:center;margin-bottom:18px}
.price-card small{display:block;font-size:13px;color:var(--muted)}
.price-card__big{font:700 clamp(26px,2.6vw,34px)/1.1 var(--font-h);color:var(--green);margin:4px 0}
.price-card__big span{font-size:.5em;font-weight:500;color:var(--muted)}
.price-card__one{font:600 22px/1.1 var(--font-h);margin:6px 0 2px}
.price-card__sep{width:1px;height:64px;background:var(--line)}
.price-card__note{font-size:13px;color:var(--muted);text-align:center;margin-top:10px}
.hero__media{position:relative}
.hero__media > img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:var(--r) var(--r) 80px var(--r)}
.hero__float{position:absolute;left:-40px;bottom:32px;width:min(360px,90%);background:var(--paper);border-radius:var(--r);padding:20px;box-shadow:var(--shadow);border:1px solid var(--line)}

/* ---------- forms ---------- */
.lead-form__fields{display:grid;gap:12px;margin-bottom:12px}
.field{position:relative;display:block}
.field input{width:100%;font:500 16px var(--font-b);color:var(--ink);background:#fff;border:1.5px solid var(--line);border-radius:var(--r-sm);padding:22px 16px 8px;outline:0;transition:border-color .2s}
.field input:focus{border-color:var(--green)}
.field input.is-invalid{border-color:var(--accent)}
.field span{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--muted);font-size:15px;pointer-events:none;transition:all .15s}
.field input:focus + span,.field input:not(:placeholder-shown) + span{top:9px;transform:none;font-size:12px;color:var(--green)}
.lead-form .btn{width:100%}
.lead-form__consent{font-size:12.5px;color:var(--muted);margin-top:12px;line-height:1.4}
.lead-form__consent a{text-decoration:underline}
.lead-form__error{font-size:14px;color:var(--accent);margin-bottom:10px}
.hp{position:absolute;left:-9999px;opacity:0;height:0;overflow:hidden}

/* ---------- advantages ---------- */
.adv-list{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;counter-reset:adv}
.adv-list li{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:22px 20px;font-weight:500;line-height:1.35;min-height:150px;display:flex;flex-direction:column;gap:16px}
.adv-num{font:600 13px var(--font-h);color:var(--accent)}

/* ---------- stats ---------- */
.stats{background:var(--green);color:#fff;border-radius:48px 48px 0 0}
.stats .lead{color:rgba(255,255,255,.72)}
.stats__grid{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(32px,5vw,72px);align-items:start}
.stats__img{border-radius:var(--r);aspect-ratio:3/2;object-fit:cover;margin-top:8px}
.stats__cards{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.stat{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:var(--r);padding:26px 24px}
.stat__num{font:700 clamp(28px,2.8vw,40px)/1.1 var(--font-h);color:#F2C94C;margin-bottom:10px}
.stat p{font-size:15px;color:rgba(255,255,255,.8)}

/* ---------- skills ---------- */
.skills{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.skill{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.skill img{aspect-ratio:3/2;object-fit:cover;width:100%}
.skill__body{padding:22px 24px 26px}
.skill__idx{font:600 13px var(--font-h);color:var(--accent)}
.skill h3{margin:8px 0 10px}
.skill p{font-size:15px;color:var(--muted)}

/* ---------- program ---------- */
.program{background:var(--bg-2);border-radius:48px}
.program__head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:34px}
.meta-pills{display:flex;gap:10px;flex-wrap:wrap}
.meta-pills li{font:600 14px var(--font-h);background:var(--paper);border:1px solid var(--line);padding:10px 16px;border-radius:999px}
.program__grid{display:grid;grid-template-columns:1.2fr .8fr;gap:clamp(24px,4vw,56px);align-items:start}
.module{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);margin-bottom:14px;overflow:hidden}
.module summary{display:flex;align-items:center;gap:16px;padding:20px 24px;cursor:pointer;list-style:none}
.module summary::-webkit-details-marker{display:none}
.module__idx{font:600 12px var(--font-h);color:var(--accent);white-space:nowrap}
.module__title{font:600 18px var(--font-h);flex:1}
.module__chev{width:28px;height:28px;border-radius:50%;background:var(--green-soft);position:relative;flex:none;transition:transform .25s}
.module__chev::before{content:"";position:absolute;inset:0;margin:auto;width:8px;height:8px;border-right:2px solid var(--green);border-bottom:2px solid var(--green);transform:translateY(-2px) rotate(45deg)}
details[open] .module__chev{transform:rotate(180deg)}
.module ul{padding:0 24px 22px 24px;display:grid;gap:8px}
.module ul li{position:relative;padding-left:22px;font-size:15.5px}
.module ul li::before{content:"";position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:50%;background:var(--accent)}
.program__media img{border-radius:var(--r);aspect-ratio:4/5;object-fit:cover;position:sticky;top:96px}

/* ---------- mentors ---------- */
.mentors{display:grid;grid-template-columns:repeat(2,1fr) 1.2fr;gap:20px;align-items:stretch}
.mentor{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.mentor img{aspect-ratio:5/6;object-fit:cover;width:100%}
.mentor div{padding:18px 22px 22px}
.mentor p{color:var(--muted);font-size:15px;margin:4px 0 2px}
.mentor small{color:var(--green);font-weight:600;font-size:14px}
.mentor-stats{display:grid;grid-template-columns:1fr 1fr;gap:12px;align-content:stretch}
.mentor-stats div{background:var(--green-soft);border-radius:var(--r);padding:20px;display:flex;flex-direction:column;justify-content:center}
.mentor-stats b{font:700 28px var(--font-h);color:var(--green);margin-bottom:6px}
.mentor-stats span{font-size:14px;color:var(--ink)}

/* ---------- tariffs ---------- */
.tariffs__grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;max-width:960px}
.tariff{border-radius:var(--r);padding:30px 30px 34px;display:flex;flex-direction:column;gap:14px;border:1px solid var(--line);background:var(--paper)}
.tariff--basic{border:2px solid var(--green)}
.tariff--pro{background:var(--green);color:#fff;border-color:var(--green)}
.tariff--pro p{color:rgba(255,255,255,.78)}
.tariff--pro .checks li::before{background-color:rgba(255,255,255,.15);filter:brightness(5)}
.tariff--pro .btn--outline{border-color:#fff;color:#fff}
.tariff--pro .btn--outline:hover{background:#fff;color:var(--green)}
.tariff__level{display:flex;align-items:center;gap:10px;font:600 12px var(--font-h);text-transform:uppercase;letter-spacing:.08em;color:var(--accent)}
.tariff--pro .tariff__level{color:#F2C94C}
.tariff p{color:var(--muted);font-size:15.5px}
.tariff .checks{margin:4px 0 8px}
.tariff__price{font:700 26px var(--font-h);color:var(--green)}
.tariff__price s{font:400 16px var(--font-b);margin-left:8px}
.tariff .btn{margin-top:auto}

/* ---------- why ---------- */
.why__grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(28px,5vw,72px);align-items:start}
.why__media img{border-radius:var(--r);aspect-ratio:1/1;object-fit:cover;position:sticky;top:96px}
.why__list{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.why__item{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:22px 24px}
.why__item h3{font-size:17px;margin-bottom:6px}
.why__item p{font-size:15px;color:var(--muted)}

/* ---------- docs ---------- */
.docs{background:var(--bg-2);border-radius:48px}
.docs__grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;max-width:960px}
.doc{display:grid;grid-template-columns:150px 1fr;gap:22px;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:22px}
.doc__paper{aspect-ratio:3/4;background:#fff;border:1px solid var(--line);border-radius:6px;padding:16px 12px;display:flex;flex-direction:column;gap:6px;position:relative;box-shadow:0 8px 20px -14px rgba(0,0,0,.4)}
.doc__paper b{font:700 11px var(--font-h);color:var(--green)}
.doc__paper span{font:500 9px var(--font-b);color:var(--muted);line-height:1.2}
.doc__paper i{height:4px;border-radius:2px;background:var(--line);width:80%}
.doc__paper i:nth-of-type(2){width:60%}.doc__paper i:nth-of-type(3){width:70%}
.doc__seal{position:absolute;right:10px;bottom:10px;width:30px;height:30px;border-radius:50%;background:var(--accent);opacity:.85}
.doc p{font-size:15px;color:var(--muted);margin-top:6px}

/* ---------- faq ---------- */
.faq__grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(28px,5vw,72px);align-items:start}
.faq__img{border-radius:var(--r);aspect-ratio:4/3;object-fit:cover;margin-top:12px}
.faq__item{border-bottom:1px solid var(--line);padding:6px 0}
.faq__item summary{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 0;cursor:pointer;list-style:none;font:600 17px var(--font-h)}
.faq__item summary::-webkit-details-marker{display:none}
.faq__item p{padding:0 0 18px;color:var(--muted);font-size:15.5px;max-width:60ch}

/* ---------- lead ---------- */
.lead-box{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4vw,56px);background:var(--green);color:#fff;border-radius:40px;padding:clamp(28px,4vw,56px);align-items:center}
.lead-box .h2{color:#fff;margin-top:16px}
.lead-box .lead{color:rgba(255,255,255,.75)}
.lead-box__phone{font:600 22px var(--font-h);color:#F2C94C}
.lead-box__form{background:var(--paper);color:var(--ink);border-radius:var(--r);padding:26px}
.lead-box .lead-form__consent{color:var(--muted)}

/* ---------- footer ---------- */
.site-footer{background:#15271E;color:rgba(255,255,255,.8);padding:60px 0 28px;font-size:15px}
.footer__grid{display:grid;grid-template-columns:1.3fr 1fr 1fr .8fr;gap:32px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.12)}
.footer__tag{margin-top:14px;max-width:28ch;color:rgba(255,255,255,.6)}
.site-footer h4{font:600 12px var(--font-h);text-transform:uppercase;letter-spacing:.08em;color:#F2C94C;margin:0 0 10px}
.site-footer h4 + p{margin-bottom:22px}
.site-footer a:hover{color:#fff;text-decoration:underline}
.footer__bottom{padding-top:22px;font-size:13.5px;color:rgba(255,255,255,.5)}

/* ---------- success / policy ---------- */
.success{padding:clamp(60px,10vw,120px) 0}
.success__box{max-width:640px;text-align:center}
.success__icon{color:var(--green);margin:0 auto 20px;width:72px}
.success h1{margin-bottom:14px}
.success .lead{margin-inline:auto}
.success__phone{margin:4px 0 28px;font:600 20px var(--font-h);color:var(--green)}
.policy{padding:clamp(40px,6vw,80px) 0}
.policy__box{max-width:820px;background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:clamp(24px,4vw,56px)}
.policy h1{font-size:clamp(26px,3.4vw,40px);margin:0 0 6px}
.policy__updated{font-size:14px;color:var(--muted);margin-bottom:24px}
.policy h2{font-size:20px;margin:30px 0 10px}
.policy p{margin-bottom:12px;font-size:16px}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .adv-list{grid-template-columns:repeat(3,1fr)}
  .mentors{grid-template-columns:1fr 1fr}
  .mentor-stats{grid-column:1/-1}
  .footer__grid{grid-template-columns:1fr 1fr}
  .nav{display:none}
}
@media (max-width:900px){
  .hero__grid,.stats__grid,.program__grid,.why__grid,.faq__grid,.lead-box{grid-template-columns:1fr}
  .hero__media{order:-1}
  .hero__media > img{aspect-ratio:16/10}
  .hero__float{position:static;width:100%;margin-top:-40px;margin-left:12px;width:calc(100% - 24px)}
  .skills{grid-template-columns:1fr}
  .tariffs__grid,.docs__grid{grid-template-columns:1fr}
  .program__media,.why__media{display:none}
  .header__phone,.header__right .btn{display:none}
  .burger{display:flex}
  .nav{display:none;position:absolute;left:0;right:0;top:72px;background:var(--bg);border-bottom:1px solid var(--line);flex-direction:column;gap:0;padding:8px 16px 16px;margin:0}
  .nav.is-open{display:flex}
  .nav a{padding:12px 0;border-bottom:1px solid var(--line)}
  .nav a::after{display:none}
}
@media (max-width:600px){
  body{font-size:16px}
  .adv-list{grid-template-columns:1fr 1fr}
  .adv-list li{min-height:0}
  .stats__cards,.why__list,.mentors{grid-template-columns:1fr}
  .mentor-stats{grid-template-columns:1fr 1fr}
  .price-card__body{grid-template-columns:1fr;gap:12px}
  .price-card__sep{width:100%;height:1px}
  .doc{grid-template-columns:110px 1fr}
  .stats,.program,.docs{border-radius:28px}
  .lead-box{border-radius:28px}
  .footer__grid{grid-template-columns:1fr}
}