/* ===========================================================================
   Тёмный Сруб — баня на дровах, Суздаль
   Тёмно-деревянная атмосферная тема: уголь/дерево фон, медово-янтарный свет.
   Дизайн-система на CSS-переменных. Авторские имена классов (srub-*).
   =========================================================================== */

:root {
  /* Палитра — уголь, тёмное дерево, медовый янтарь */
  --ink:        #100b07;   /* самый тёмный — фон страницы */
  --char:       #181009;   /* уголь — секции */
  --bark:       #221710;   /* кора — карточки */
  --bark-up:    #2c1e14;   /* приподнятая поверхность */
  --line:       #3a2a1c;   /* границы */

  --amber:      #e0a23a;   /* основной акцент — медовый свет */
  --amber-hot:  #f4b94e;   /* горячий блик */
  --ember:      #c25a22;   /* угольный жар */
  --ember-rgb:  194, 90, 34;

  --cream:      #f3e7d2;   /* тёплый светлый текст */
  --sand:       #c9b394;   /* приглушённый текст */
  --mute:       #9a866a;   /* подписи */

  /* Типографика — display serif + гуманистический sans для тела */
  --display: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Palatino,
             "Times New Roman", Georgia, serif;
  --body: "Segoe UI", "PT Sans", Tahoma, "Helvetica Neue", system-ui, sans-serif;

  --maxw: 1180px;
  --gut: clamp(1.1rem, 4vw, 2.6rem);
  --radius: 4px;
  --radius-lg: 10px;

  --shadow: 0 18px 50px -22px rgba(0, 0, 0, .85);
  --shadow-amber: 0 0 0 1px rgba(224, 162, 58, .25), 0 14px 40px -20px rgba(224, 162, 58, .28);
  --ease: cubic-bezier(.22, .61, .36, 1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

body {
  margin: 0;
  font-family: var(--body);
  color: var(--cream);
  background-color: var(--ink);
  background-image:
    radial-gradient(1200px 600px at 80% -10%, rgba(224, 162, 58, .10), transparent 60%),
    radial-gradient(900px 500px at 0% 100%, rgba(var(--ember-rgb), .10), transparent 55%),
    repeating-linear-gradient(180deg, rgba(255, 255, 255, .012) 0 2px, transparent 2px 7px);
  line-height: 1.65;
  font-size: clamp(1rem, .55vw + .9rem, 1.08rem);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

h1, h2, h3 { font-family: var(--display); font-weight: 600; line-height: 1.08; margin: 0; letter-spacing: -.01em; }

/* ---- Доступность ---- */
.srub-skip {
  position: absolute; left: 1rem; top: -100px;
  background: var(--amber); color: var(--ink);
  padding: .7rem 1.1rem; border-radius: var(--radius);
  font-weight: 700; z-index: 999; transition: top .2s var(--ease);
}
.srub-skip:focus { top: 1rem; }

a:focus-visible, button:focus-visible, input:focus-visible,
select:focus-visible, textarea:focus-visible, .topka-btn:focus-visible {
  outline: 3px solid var(--amber-hot);
  outline-offset: 3px;
  border-radius: var(--radius);
}

/* ---- Контейнер ---- */
.srub-hold { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gut); }

/* ---- Кнопки ---- */
.topka-btn {
  display: inline-flex; align-items: center; gap: .55rem;
  font-family: var(--body); font-weight: 700; font-size: .98rem;
  letter-spacing: .02em; cursor: pointer;
  padding: .92rem 1.7rem; border-radius: 999px; border: 1px solid transparent;
  transition: transform .18s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease);
}
.topka-btn--fire {
  background: linear-gradient(135deg, var(--amber-hot), var(--ember));
  color: #2a1605; box-shadow: var(--shadow-amber);
}
.topka-btn--fire:hover { transform: translateY(-2px); box-shadow: 0 0 0 1px rgba(244,185,78,.45), 0 18px 44px -16px rgba(224,162,58,.6); }
.topka-btn--ghost {
  background: transparent; color: var(--cream);
  border-color: var(--line);
}
.topka-btn--ghost:hover { border-color: var(--amber); color: var(--amber-hot); transform: translateY(-2px); }

/* ===========================================================================
   Шапка
   =========================================================================== */
.srub-top {
  position: sticky; top: 0; z-index: 80;
  border-bottom: 1px solid transparent;
  transition: background .3s var(--ease), border-color .3s var(--ease), backdrop-filter .3s;
}
.srub-top.is-stuck {
  background: rgba(16, 11, 7, .9);
  backdrop-filter: blur(10px) saturate(120%);
  border-bottom-color: var(--line);
}
.srub-top__row {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; min-height: 78px;
}
.srub-mark { display: flex; align-items: center; gap: .7rem; font-family: var(--display); }
.srub-mark__flame {
  width: 38px; height: 38px; flex: none; border-radius: 50%;
  background: radial-gradient(circle at 50% 65%, var(--amber-hot), var(--ember) 70%, #5a1f06);
  box-shadow: 0 0 18px -2px rgba(224,162,58,.7), inset 0 -6px 10px rgba(0,0,0,.4);
  position: relative;
}
.srub-mark__flame::after {
  content: ""; position: absolute; inset: 9px 13px 16px 13px;
  background: var(--cream); border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
  opacity: .85; filter: blur(.4px);
  clip-path: polygon(50% 0, 75% 55%, 50% 100%, 25% 55%);
}
.srub-mark__name { font-size: 1.32rem; font-weight: 700; letter-spacing: .01em; }
.srub-mark__sub { display: block; font-family: var(--body); font-size: .62rem; letter-spacing: .34em; text-transform: uppercase; color: var(--amber); margin-top: 2px; }

.srub-nav { display: flex; align-items: center; gap: 1.9rem; }
.srub-nav__list { display: flex; gap: 1.7rem; list-style: none; margin: 0; padding: 0; }
.srub-nav__list a { font-size: .94rem; color: var(--sand); position: relative; padding: .3rem 0; transition: color .2s; }
.srub-nav__list a::after {
  content: ""; position: absolute; left: 0; bottom: -2px; height: 2px; width: 0;
  background: var(--amber); transition: width .25s var(--ease);
}
.srub-nav__list a:hover { color: var(--cream); }
.srub-nav__list a:hover::after { width: 100%; }

.srub-burger {
  display: none; width: 46px; height: 46px; border: 1px solid var(--line);
  background: var(--bark); border-radius: var(--radius); cursor: pointer;
  flex-direction: column; gap: 5px; align-items: center; justify-content: center;
}
.srub-burger span { width: 22px; height: 2px; background: var(--cream); transition: transform .25s, opacity .2s; }
.srub-burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.srub-burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.srub-burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===========================================================================
   Очаг (hero)
   =========================================================================== */
.ochag { position: relative; padding-block: clamp(3.5rem, 9vw, 7rem) clamp(3rem, 7vw, 5.5rem); overflow: hidden; }
.ochag__grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(1.6rem, 4vw, 4rem); align-items: center; }
.ochag__kicker {
  display: inline-flex; align-items: center; gap: .6rem;
  font-size: .76rem; letter-spacing: .26em; text-transform: uppercase;
  color: var(--amber); border: 1px solid var(--line); border-radius: 999px;
  padding: .42rem 1rem; background: rgba(224,162,58,.06);
}
.ochag__title { font-size: clamp(2.5rem, 6.2vw, 4.6rem); margin: 1.3rem 0 0; }
.ochag__title em { font-style: italic; color: var(--amber-hot); }
.ochag__lead { color: var(--sand); font-size: clamp(1.05rem, 1.4vw, 1.2rem); max-width: 33ch; margin: 1.4rem 0 0; }
.ochag__cta { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 2rem; }
.ochag__facts { display: flex; flex-wrap: wrap; gap: 1.8rem 2.4rem; margin-top: 2.6rem; padding-top: 1.8rem; border-top: 1px solid var(--line); }
.ochag__fact b { display: block; font-family: var(--display); font-size: 1.9rem; color: var(--cream); line-height: 1; }
.ochag__fact span { font-size: .82rem; color: var(--mute); }

.ochag__frame { position: relative; }
.ochag__photo {
  width: 100%; height: clamp(360px, 52vw, 560px); object-fit: cover;
  border-radius: var(--radius-lg); border: 1px solid var(--line); box-shadow: var(--shadow);
  filter: saturate(1.05) contrast(1.04);
}
.ochag__badge {
  position: absolute; left: -14px; bottom: 30px;
  background: var(--bark-up); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: .9rem 1.15rem; box-shadow: var(--shadow); max-width: 230px;
}
.ochag__badge b { color: var(--amber-hot); font-family: var(--display); font-size: 1.05rem; }
.ochag__badge span { display: block; font-size: .82rem; color: var(--sand); margin-top: .15rem; }

/* ===========================================================================
   Общий ритм секций
   =========================================================================== */
.sloy { padding-block: clamp(3.5rem, 8vw, 6rem); position: relative; }
.sloy--char { background: var(--char); border-block: 1px solid var(--line); }
.sloy__head { max-width: 640px; margin-bottom: clamp(2rem, 4vw, 3.2rem); }
.sloy__tag { font-size: .74rem; letter-spacing: .26em; text-transform: uppercase; color: var(--amber); }
.sloy__h { font-size: clamp(1.9rem, 4vw, 3rem); margin-top: .8rem; }
.sloy__p { color: var(--sand); margin-top: 1rem; }

/* ---- Парные (услуги-карточки) ---- */
.parnye { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 1.3rem; }
.parnaya {
  background: linear-gradient(180deg, var(--bark-up), var(--bark));
  border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 1.8rem 1.6rem; position: relative; overflow: hidden;
  transition: transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s;
}
.parnaya::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 3px;
  background: linear-gradient(90deg, var(--amber), var(--ember)); transform: scaleX(0); transform-origin: left;
  transition: transform .4s var(--ease);
}
.parnaya:hover { transform: translateY(-6px); border-color: rgba(224,162,58,.4); box-shadow: var(--shadow); }
.parnaya:hover::before { transform: scaleX(1); }
.parnaya__ico { font-family: var(--display); font-size: 2rem; color: var(--amber-hot); line-height: 1; }
.parnaya__h { font-size: 1.32rem; margin: .85rem 0 .5rem; }
.parnaya__d { color: var(--sand); font-size: .96rem; }
.parnaya__price { margin-top: 1.15rem; padding-top: 1rem; border-top: 1px dashed var(--line); display: flex; align-items: baseline; gap: .4rem; }
.parnaya__price b { font-family: var(--display); font-size: 1.5rem; color: var(--amber); }
.parnaya__price span { font-size: .82rem; color: var(--mute); }

/* ---- Обряд парения (шаги + фото) ---- */
.obryad__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.6rem, 4vw, 3.4rem); align-items: center; }
.obryad__visual { position: relative; display: grid; grid-template-columns: 1.2fr .8fr; grid-template-rows: auto auto; gap: 1rem; }
.obryad__visual img { border-radius: var(--radius-lg); border: 1px solid var(--line); box-shadow: var(--shadow); object-fit: cover; width: 100%; }
.obryad__visual img:nth-child(1) { grid-row: span 2; height: 100%; min-height: 320px; }
.obryad__visual img:nth-child(2) { height: 170px; }
.obryad__visual img:nth-child(3) { height: 170px; }
.steps { list-style: none; counter-reset: step; margin: 1.5rem 0 0; padding: 0; display: grid; gap: 1.3rem; }
.steps li { display: grid; grid-template-columns: auto 1fr; gap: 1.1rem; align-items: start; counter-increment: step; }
.steps li::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--display); font-size: 1rem; font-weight: 700;
  color: var(--amber); width: 44px; height: 44px; flex: none;
  display: grid; place-items: center; border-radius: 50%;
  border: 1px solid var(--line); background: var(--bark-up);
}
.steps h3 { font-size: 1.18rem; margin-bottom: .25rem; }
.steps p { color: var(--sand); font-size: .95rem; margin: 0; }

/* ---- Программа (таблица-меню) ---- */
.menu { display: grid; gap: .2rem; }
.menu__row {
  display: grid; grid-template-columns: 1fr auto; gap: 1rem; align-items: baseline;
  padding: 1.1rem .4rem; border-bottom: 1px solid var(--line);
}
.menu__row:hover { background: rgba(224,162,58,.04); }
.menu__name { font-family: var(--display); font-size: 1.18rem; }
.menu__name small { display: block; font-family: var(--body); font-size: .85rem; color: var(--mute); margin-top: .2rem; }
.menu__dots { flex: 1; }
.menu__val { font-family: var(--display); font-size: 1.2rem; color: var(--amber); white-space: nowrap; }

/* ---- Парильщики (мастера) ---- */
.masters { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.4rem; }
.master {
  background: var(--bark); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 1.6rem; transition: border-color .3s, transform .3s var(--ease);
}
.master:hover { border-color: rgba(224,162,58,.4); transform: translateY(-4px); }
.master__ava {
  width: 64px; height: 64px; border-radius: 50%; display: grid; place-items: center;
  font-family: var(--display); font-size: 1.5rem; color: var(--ink); font-weight: 700;
  background: linear-gradient(135deg, var(--amber-hot), var(--ember));
}
.master__name { font-size: 1.22rem; margin: 1rem 0 .2rem; }
.master__role { color: var(--amber); font-size: .85rem; letter-spacing: .03em; }
.master__bio { color: var(--sand); font-size: .93rem; margin-top: .8rem; }

/* ---- Отзывы ---- */
.golosa { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.4rem; }
.golos {
  background: linear-gradient(180deg, var(--bark-up), var(--bark));
  border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 1.8rem;
  position: relative;
}
.golos__quote { font-family: var(--display); font-size: 3.4rem; line-height: .6; color: var(--amber); opacity: .5; }
.golos__text { color: var(--cream); margin: .4rem 0 1.2rem; font-size: 1.02rem; }
.golos__who { font-weight: 700; }
.golos__who span { display: block; font-weight: 400; color: var(--mute); font-size: .85rem; }

/* ---- Бронь ---- */
.zayavka__grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(1.8rem, 4vw, 3.4rem); align-items: start; }
.zayavka__side h2 { font-size: clamp(1.9rem, 4vw, 2.8rem); }
.zayavka__side p { color: var(--sand); margin-top: 1rem; }
.zayavka__list { list-style: none; padding: 0; margin: 1.6rem 0 0; display: grid; gap: .9rem; }
.zayavka__list li { display: flex; gap: .7rem; align-items: flex-start; color: var(--cream); }
.zayavka__list li b { color: var(--amber-hot); font-family: var(--display); }

.zayavka__form {
  background: var(--bark); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: clamp(1.6rem, 3vw, 2.4rem); box-shadow: var(--shadow);
}
.field { margin-bottom: 1.15rem; }
.field label { display: block; font-size: .86rem; color: var(--sand); margin-bottom: .45rem; font-weight: 600; }
.field label .req { color: var(--ember); }
.field input, .field select, .field textarea {
  width: 100%; font: inherit; color: var(--cream);
  background: var(--ink); border: 1px solid var(--line); border-radius: var(--radius);
  padding: .8rem .95rem; transition: border-color .2s, box-shadow .2s;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--amber);
  box-shadow: 0 0 0 3px rgba(224,162,58,.18);
}
.field textarea { resize: vertical; min-height: 92px; }
.field--two { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field__err { display: none; color: #f0a890; font-size: .8rem; margin-top: .35rem; }
.field.is-bad input, .field.is-bad select { border-color: var(--ember); }
.field.is-bad .field__err { display: block; }
.form-note { font-size: .8rem; color: var(--mute); margin-top: .4rem; }
.form-ok {
  display: none; margin-top: 1rem; padding: .9rem 1.1rem; border-radius: var(--radius);
  background: rgba(224,162,58,.12); border: 1px solid var(--amber); color: var(--amber-hot); font-weight: 600;
}
.form-ok.is-on { display: block; }

/* ===========================================================================
   Подвал
   =========================================================================== */
.podval { background: var(--ink); border-top: 1px solid var(--line); padding-block: clamp(3rem, 6vw, 4.5rem) 2rem; }
.podval__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2.4rem; }
.podval__about { color: var(--sand); max-width: 36ch; margin-top: 1rem; font-size: .95rem; }
.podval__col h4 { font-family: var(--display); font-size: 1.1rem; margin-bottom: 1rem; color: var(--cream); }
.podval__col ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .6rem; }
.podval__col a, .podval__col li { color: var(--sand); font-size: .94rem; }
.podval__col a:hover { color: var(--amber-hot); }
.podval__bottom {
  margin-top: 2.6rem; padding-top: 1.6rem; border-top: 1px solid var(--line);
  display: flex; flex-wrap: wrap; gap: .8rem 1.4rem; justify-content: space-between;
  color: var(--mute); font-size: .85rem;
}

/* ===========================================================================
   Прогрессивное раскрытие (scroll-reveal) — гейт за .js
   =========================================================================== */
.js .vsplyt { opacity: 0; transform: translateY(26px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.js .vsplyt.is-seen { opacity: 1; transform: none; }
.js .vsplyt[data-lag="1"] { transition-delay: .08s; }
.js .vsplyt[data-lag="2"] { transition-delay: .16s; }
.js .vsplyt[data-lag="3"] { transition-delay: .24s; }
.js .vsplyt[data-lag="4"] { transition-delay: .32s; }

/* Стартовый staggered-reveal героя */
.js .ochag__kicker, .js .ochag__title, .js .ochag__lead,
.js .ochag__cta, .js .ochag__facts, .js .ochag__frame { opacity: 0; transform: translateY(20px); }
.js .ochag.is-lit .ochag__kicker { animation: rise .7s var(--ease) .05s forwards; }
.js .ochag.is-lit .ochag__title  { animation: rise .8s var(--ease) .18s forwards; }
.js .ochag.is-lit .ochag__lead   { animation: rise .8s var(--ease) .32s forwards; }
.js .ochag.is-lit .ochag__cta    { animation: rise .8s var(--ease) .44s forwards; }
.js .ochag.is-lit .ochag__facts  { animation: rise .8s var(--ease) .56s forwards; }
.js .ochag.is-lit .ochag__frame  { animation: rise .9s var(--ease) .30s forwards; }
@keyframes rise { to { opacity: 1; transform: none; } }

/* ===========================================================================
   Адаптив
   =========================================================================== */
@media (max-width: 940px) {
  .ochag__grid { grid-template-columns: 1fr; }
  .ochag__frame { order: -1; }
  .obryad__grid { grid-template-columns: 1fr; }
  .zayavka__grid { grid-template-columns: 1fr; }
  .podval__grid { grid-template-columns: 1fr 1fr; }
  .podval__about { grid-column: 1 / -1; }
}

@media (max-width: 760px) {
  .srub-nav__list { display: none; }
  .srub-burger { display: flex; }
  .srub-nav {
    position: fixed; inset: 78px 0 auto 0; z-index: 70;
    background: rgba(16, 11, 7, .98); backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--line);
    flex-direction: column; align-items: stretch; gap: 0;
    transform: translateY(-12px); opacity: 0; pointer-events: none;
    transition: transform .25s var(--ease), opacity .25s;
  }
  .srub-nav.is-open { transform: none; opacity: 1; pointer-events: auto; }
  .srub-nav.is-open .srub-nav__list { display: flex; flex-direction: column; padding: 1rem var(--gut) 1.4rem; gap: .2rem; }
  .srub-nav__list a { padding: .85rem 0; border-bottom: 1px solid var(--line); font-size: 1.05rem; }
  .srub-nav .topka-btn { margin: 0 var(--gut) 1.4rem; justify-content: center; }
}

@media (max-width: 560px) {
  .obryad__visual { grid-template-columns: 1fr 1fr; }
  .obryad__visual img:nth-child(1) { grid-column: 1 / -1; grid-row: auto; min-height: 220px; height: 240px; }
  .field--two { grid-template-columns: 1fr; }
  .podval__grid { grid-template-columns: 1fr; }
  .ochag__badge { position: static; margin-top: 1rem; max-width: none; }
}