/* ============ NOSO - премиум-стили ============ */

:root{
  /* Палитра: тёплые нейтрали + терракотовый акцент */
  --ivory:#F6F2EC;
  --ivory-2:#FBF9F5;
  --graphite:#1A1917;
  --graphite-soft:#2A2825;
  --ink:#1A1917;
  --muted:#6B6258;
  --line:rgba(26,25,23,.12);
  --line-light:rgba(246,242,236,.16);
  --accent:#A85638;
  --accent-deep:#8E4730;
  --accent-soft:rgba(168,86,56,.10);

  /* Типографика */
  --serif:'Fraunces',Georgia,'Times New Roman',serif;
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;

  /* Сетка и ритм */
  --container:1240px;
  --gap:clamp(16px,3vw,32px);
  --radius:16px;
  --radius-sm:12px;
  --shadow:0 18px 50px -24px rgba(26,25,23,.25);
  --shadow-soft:0 8px 30px -18px rgba(26,25,23,.30);
  --section-pad:clamp(72px,11vw,150px);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

body{
  font-family:var(--sans);
  background:var(--ivory);
  color:var(--ink);
  font-size:17px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}

img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:3px}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 clamp(20px,5vw,48px)}

/* ---------- Типографика ---------- */
h1,h2,h3{font-family:var(--serif);font-weight:500;line-height:1.08;letter-spacing:-.01em;color:var(--ink)}
.section__title{font-size:clamp(2rem,4.6vw,3.4rem);font-weight:500}
.section__eyebrow{font-family:var(--sans);font-size:.78rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin-bottom:18px}
.section__lead{font-size:clamp(1.05rem,1.6vw,1.28rem);color:var(--muted);max-width:60ch;margin-top:20px;line-height:1.6}
.accent-text{color:var(--accent);font-style:italic}

/* ---------- Кнопки ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  font-family:var(--sans);font-weight:600;font-size:.98rem;
  padding:14px 28px;border-radius:100px;border:1.5px solid transparent;
  cursor:pointer;transition:transform .25s cubic-bezier(.2,.7,.3,1),background .25s,color .25s,box-shadow .25s;
  white-space:nowrap;line-height:1;
}
.btn--sm{padding:10px 20px;font-size:.9rem}
.btn--lg{padding:17px 36px;font-size:1.02rem}
.btn--block{width:100%}
.btn--accent{background:var(--accent);color:#fff;box-shadow:0 10px 24px -12px rgba(168,86,56,.7)}
.btn--accent:hover{background:var(--accent-deep);transform:translateY(-2px);box-shadow:0 16px 30px -12px rgba(168,86,56,.75)}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--ink);transform:translateY(-2px)}
.btn--ghost-light{background:transparent;color:var(--ivory);border-color:var(--line-light)}
.btn--ghost-light:hover{border-color:var(--ivory);transform:translateY(-2px)}

/* ---------- Шапка ---------- */
.header{position:sticky;top:0;z-index:60;background:rgba(246,242,236,.82);backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--line)}
.header__inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.logo{display:inline-flex;align-items:center;gap:10px;font-family:var(--serif);font-weight:600;font-size:1.25rem;letter-spacing:.02em}
.logo__mark{display:inline-grid;place-items:center;width:34px;height:34px;background:var(--graphite);color:var(--ivory);border-radius:9px;font-size:1.05rem}
.nav{display:flex;gap:30px;margin-left:auto}
.nav a{font-size:.96rem;color:var(--muted);font-weight:500;transition:color .2s;position:relative}
.nav a:hover{color:var(--ink)}
.nav a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:1.5px;background:var(--accent);transition:width .25s}
.nav a:hover::after{width:100%}
.header__cta{margin-left:8px}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.burger span{width:24px;height:2px;background:var(--ink);border-radius:2px;transition:.3s}
.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)}
.mobile-menu{display:none;flex-direction:column;gap:4px;padding:0 clamp(20px,5vw,48px);max-height:0;overflow:hidden;transition:max-height .35s ease,padding .35s}
.mobile-menu a{padding:14px 0;border-bottom:1px solid var(--line);font-weight:500}
.mobile-menu a.btn{border:1.5px solid transparent;margin:14px 0 22px;justify-content:center}
.mobile-menu.open{max-height:430px;padding-top:8px;padding-bottom:8px}

/* ---------- Hero ---------- */
.hero{position:relative;padding:clamp(70px,12vw,140px) 0 clamp(60px,9vw,110px);overflow:hidden}
.hero__inner{position:relative;z-index:2;max-width:920px}
.hero__eyebrow{font-size:.82rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);margin-bottom:26px}
.hero__title{font-size:clamp(2.6rem,7vw,5.4rem);font-weight:500;line-height:1.02;letter-spacing:-.02em}
.hero__lead{font-size:clamp(1.1rem,1.8vw,1.4rem);color:var(--muted);max-width:62ch;margin-top:30px;line-height:1.55}
.hero__doors{display:flex;flex-wrap:wrap;gap:14px;margin-top:42px}
.hero__trust{margin-top:30px;font-size:.92rem;color:var(--muted);letter-spacing:.01em}
.hero__decor{position:absolute;inset:0;z-index:1;pointer-events:none;
  background:
    radial-gradient(60% 55% at 85% 15%,rgba(168,86,56,.10),transparent 70%),
    radial-gradient(50% 50% at 10% 90%,rgba(168,86,56,.07),transparent 70%);
}
.hero__decor::after{content:"";position:absolute;right:-8%;top:50%;transform:translateY(-50%);width:min(46vw,560px);height:min(46vw,560px);
  background:repeating-linear-gradient(135deg,rgba(26,25,23,.05) 0 2px,transparent 2px 13px);
  border-radius:50%;mask:radial-gradient(circle,#000 60%,transparent 72%);opacity:.7}

/* ---------- Метрики ---------- */
.metrics{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--ivory-2)}
.metrics__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);padding:clamp(40px,6vw,60px) clamp(20px,5vw,48px)}
.metric{display:flex;flex-direction:column;gap:8px;text-align:left;border-left:2px solid var(--accent-soft);padding-left:20px}
.metric__num{font-family:var(--serif);font-size:clamp(2rem,3.4vw,2.9rem);font-weight:600;color:var(--ink);line-height:1}
.metric__label{font-size:.92rem;color:var(--muted);line-height:1.4}

/* ---------- Секции ---------- */
.section{padding:var(--section-pad) 0}
.grid-2{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(36px,6vw,80px);align-items:center}

/* Плейсхолдеры изображений (тёплые, не серые) */
.ph{position:relative;width:100%;aspect-ratio:4/3;border-radius:var(--radius);overflow:hidden;
  background:linear-gradient(135deg,#EFE7DB,#E4D8C7 60%,#E9D9C8);
  border:1px solid var(--line);display:grid;place-items:center}
.ph::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(45deg,rgba(26,25,23,.035) 0 3px,transparent 3px 11px)}
.ph::after{content:attr(data-ph);position:relative;font-size:.86rem;color:var(--muted);letter-spacing:.02em;padding:0 18px;text-align:center}
.ph--tall{aspect-ratio:3/4}
.ph--accent{background:linear-gradient(135deg,#C77A5A,#A85638)}
.ph--accent::after{color:rgba(255,255,255,.92)}

/* О производстве */
.production__text p+p{margin-top:18px;color:var(--muted)}
.tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);margin-top:clamp(48px,7vw,80px)}
.tile{background:var(--ivory-2);border:1px solid var(--line);border-radius:var(--radius);padding:34px 30px;transition:transform .3s,box-shadow .3s}
.tile:hover{transform:translateY(-4px);box-shadow:var(--shadow-soft)}
.tile__icon{display:grid;place-items:center;width:48px;height:48px;border-radius:12px;background:var(--accent-soft);color:var(--accent);margin-bottom:20px}
.tile__icon svg{width:24px;height:24px}
.tile h3{font-size:1.3rem;margin-bottom:10px}
.tile p{color:var(--muted);font-size:.98rem}

/* Производственный цикл */
.cycle__steps{list-style:none;display:grid;grid-template-columns:repeat(5,1fr);gap:var(--gap);margin-top:clamp(44px,6vw,70px);counter-reset:c}
.cycle__step{position:relative;padding-top:28px;border-top:2px solid var(--line)}
.cycle__step .cycle__no{font-family:var(--serif);font-size:1.1rem;color:var(--accent);font-weight:600}
.cycle__step h3{font-size:1.22rem;margin:10px 0 8px}
.cycle__step p{font-size:.93rem;color:var(--muted)}

/* Преимущества */
.adv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);margin-top:clamp(44px,6vw,70px)}
.adv{padding:30px 28px;border:1px solid var(--line);border-radius:var(--radius);background:var(--ivory-2);transition:transform .3s,border-color .3s}
.adv:hover{transform:translateY(-4px);border-color:rgba(168,86,56,.4)}
.adv__n{font-family:var(--serif);font-size:1rem;color:var(--accent);font-weight:600}
.adv h3{font-size:1.22rem;margin:12px 0 10px}
.adv p{color:var(--muted);font-size:.97rem}

/* Продукция */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);margin-top:clamp(44px,6vw,70px)}
.card{background:var(--ivory-2);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .3s,box-shadow .3s}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.card__media .ph{border-radius:0;border:none;border-bottom:1px solid var(--line)}
.card__body{padding:26px 26px 30px}
.card__body h3{font-size:1.3rem;margin-bottom:10px}
.card__body p{color:var(--muted);font-size:.96rem}
.card--accent{border-color:rgba(168,86,56,.4)}

/* Тёмная секция B2B */
.section--dark{background:var(--graphite);color:var(--ivory)}
.section--dark .section__title{color:var(--ivory)}
.section--dark .section__lead{color:rgba(246,242,236,.72)}
.formats{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);margin-top:clamp(44px,6vw,70px)}
.format{padding:32px 28px;border:1px solid var(--line-light);border-radius:var(--radius);background:rgba(246,242,236,.03);transition:transform .3s,background .3s}
.format:hover{transform:translateY(-4px);background:rgba(246,242,236,.06)}
.format h3{color:var(--ivory);font-size:1.3rem;margin-bottom:12px}
.format p{color:rgba(246,242,236,.72);font-size:.97rem}
.wholesale__split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(36px,5vw,64px);margin-top:clamp(44px,6vw,70px);align-items:center}
.checklist{list-style:none;display:grid;gap:14px}
.checklist li{position:relative;padding-left:34px;color:rgba(246,242,236,.85);font-size:1.02rem}
.checklist li::before{content:"";position:absolute;left:0;top:2px;width:22px;height:22px;border-radius:50%;background:var(--accent);
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E") center/13px no-repeat;
  mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E") center/13px no-repeat;background-color:var(--accent)}
.wholesale__cta{padding:38px 34px;border:1px solid var(--line-light);border-radius:var(--radius);background:rgba(246,242,236,.04)}
.wholesale__cta h3{color:var(--ivory);font-size:1.5rem;margin-bottom:12px}
.wholesale__cta p{color:rgba(246,242,236,.72);margin-bottom:24px}
.wholesale__cta .btn{margin:6px 6px 0 0}

/* Как заказать */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);margin-top:clamp(44px,6vw,70px)}
.pstep{position:relative;padding:30px 26px;background:var(--ivory-2);border:1px solid var(--line);border-radius:var(--radius)}
.pstep__n{display:grid;place-items:center;width:42px;height:42px;border-radius:50%;background:var(--accent);color:#fff;font-family:var(--serif);font-weight:600;font-size:1.2rem;margin-bottom:18px}
.pstep h3{font-size:1.22rem;margin-bottom:8px}
.pstep p{color:var(--muted);font-size:.95rem}

/* FAQ */
.faq__inner{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(36px,6vw,80px);align-items:start}
.faq__list{display:grid;gap:0}
.faq__item{border-bottom:1px solid var(--line)}
.faq__item summary{cursor:pointer;list-style:none;padding:24px 0;font-family:var(--serif);font-size:1.18rem;font-weight:500;display:flex;justify-content:space-between;align-items:center;gap:20px;transition:color .2s}
.faq__item summary::-webkit-details-marker{display:none}
.faq__item summary::after{content:"+";font-family:var(--sans);font-size:1.6rem;color:var(--accent);transition:transform .3s;line-height:1}
.faq__item[open] summary::after{transform:rotate(45deg)}
.faq__item summary:hover{color:var(--accent)}
.faq__a{padding:0 0 24px;color:var(--muted);max-width:60ch}

/* Финальный CTA */
.final-cta{text-align:center}
.final-cta__inner{max-width:780px;margin:0 auto}
.final-cta .section__lead{margin:20px auto 0}
.final-cta__btns{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:34px}

/* Контакты */
.contacts__grid{align-items:start}
.contacts__list{list-style:none;display:grid;gap:18px;margin-top:30px}
.contacts__list li{display:grid;gap:3px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.contacts__list span:first-child{font-size:.82rem;letter-spacing:.04em;text-transform:uppercase;color:var(--muted)}
.contacts__list a,.contacts__list address{font-size:1.12rem;font-style:normal;color:var(--ink);font-weight:500}
.contacts__list a:hover{color:var(--accent)}
.contacts__note{margin-top:22px;font-size:.85rem;color:var(--muted);font-style:italic}
.contacts__form{background:var(--ivory-2);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(28px,4vw,42px);box-shadow:var(--shadow-soft)}
.contacts__form h3{font-size:1.5rem;margin-bottom:24px}
.contacts__form label{display:grid;gap:8px;margin-bottom:18px;font-size:.9rem;font-weight:500;color:var(--ink)}
.contacts__form input,.contacts__form select,.contacts__form textarea{
  font-family:var(--sans);font-size:1rem;padding:14px 16px;border:1.5px solid var(--line);border-radius:var(--radius-sm);
  background:#fff;color:var(--ink);transition:border-color .2s;width:100%;resize:vertical}
.contacts__form input:focus,.contacts__form select:focus,.contacts__form textarea:focus{outline:none;border-color:var(--accent)}
.form__status{margin-top:14px;font-size:.95rem;color:var(--accent);font-weight:600;min-height:1.2em;text-align:center}

/* Футер */
.footer{position:relative;background:var(--graphite);color:rgba(246,242,236,.7);padding:clamp(56px,7vw,84px) 0 40px}
.footer__inner{display:grid;grid-template-columns:1.4fr 1fr 1.2fr;gap:40px;align-items:start}
.footer .logo{color:var(--ivory)}
.footer .logo__mark{background:var(--accent)}
.footer__brand p{margin-top:14px;font-size:.95rem;max-width:34ch}
.footer__nav{display:grid;gap:12px}
.footer__nav a{color:rgba(246,242,236,.7);font-size:.96rem;transition:color .2s}
.footer__nav a:hover{color:var(--ivory)}
.footer__legal{font-size:.88rem;line-height:1.7}
.footer__legal a:hover{color:var(--ivory)}
.to-top{position:absolute;right:clamp(20px,5vw,48px);top:-26px;width:52px;height:52px;border-radius:50%;background:var(--accent);color:#fff;display:grid;place-items:center;font-size:1.3rem;box-shadow:var(--shadow);transition:transform .25s,background .25s}
.to-top:hover{transform:translateY(-4px);background:var(--accent-deep)}

/* ---------- Анимация появления ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.2,.7,.3,1),transform .7s cubic-bezier(.2,.7,.3,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ---------- Адаптив ---------- */
@media (max-width:1024px){
  .nav,.header__cta{display:none}
  .burger{display:flex}
  .grid-2{grid-template-columns:1fr;gap:36px}
  .production__media{order:-1}
  .tiles,.adv-grid,.cards,.formats,.steps{grid-template-columns:repeat(2,1fr)}
  .cycle__steps{grid-template-columns:repeat(2,1fr);gap:30px}
  .metrics__grid{grid-template-columns:repeat(2,1fr);gap:34px}
  .wholesale__split,.faq__inner{grid-template-columns:1fr}
  .footer__inner{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:600px){
  body{font-size:16px}
  .tiles,.adv-grid,.cards,.formats,.steps,.cycle__steps,.metrics__grid{grid-template-columns:1fr}
  .hero__doors .btn,.final-cta__btns .btn{flex:1 1 100%}
  .footer__inner{grid-template-columns:1fr;gap:28px}
  .wholesale__cta .btn{width:100%;margin:6px 0 0}
  .metric{border-left:none;border-top:2px solid var(--accent-soft);padding-left:0;padding-top:16px}
}