/* ============================================================
   BOSFOR — full-screen mega menu (Триптих)
   index.html + catalog.html. Opens from the existing burger via
   html.menu-open. Reuses design tokens from bosfor.css.
   ============================================================ */
html.menu-open { overflow: hidden; }

.mega {
  position: fixed; top: 0; right: 0; left: 0; bottom: -1px; z-index: 1200;
  background: #000; color: #fff; font-family: var(--sans);
  opacity: 1; visibility: hidden;
  clip-path: inset(0 0 100% 0);
  transition: clip-path .6s var(--ease-in-out), visibility 0s linear .6s;
  /* пружина: width (не flex — у flex overshoot не виден) */
  --mega-spring: cubic-bezier(.34, 1.28, .45, 1);
  --mega-spring-dur: .7s;
  --mega-photo-spring: cubic-bezier(.22, 1.12, .36, 1);
  --mega-photo-dur: .85s;
  --w-club: 32%;
  --w-shop: 36%;
  --w-menu: 32%;
}
.menu-open .mega {
  visibility: visible; clip-path: inset(0 0 0 0);
  transition: clip-path .6s var(--ease-in-out), visibility 0s;
}
.mega em { font-style: normal; }

/* shared atoms */
.mega__klabel { font-family: var(--mono); font-size: 11px; letter-spacing: .24em; text-transform: uppercase; color: var(--ink-40); white-space: nowrap; }
.mega__wordmark { font-family: var(--sans); font-weight: 800; font-size: clamp(28px,2.8vw,46px); letter-spacing: -.03em; line-height: .94; white-space: nowrap; }
.mega__desc { font-size: clamp(12px,.9vw,14px); line-height: 1.5; max-width: 30ch; margin: 0; }
.mega__cta { display: inline-flex; align-items: center; gap: 9px; font-family: var(--mono); font-size: 11px; letter-spacing: .16em; text-transform: uppercase; white-space: nowrap; }
.mega__cta em { font-size: 1.15em; }
/* клуб — текстовая плашка «Скоро» вместо кнопки вступления */
.mega__soon { display: inline-flex; align-items: center; align-self: flex-start; font-family: var(--mono); font-size: 11px; letter-spacing: .22em; text-transform: uppercase; color: #fff; border: 1px solid rgba(255,255,255,.34); border-radius: 100px; padding: 9px 18px; margin-top: 2px; }
.mega__bg { position: absolute; inset: 0; z-index: 0; background-size: cover; background-position: center; filter: grayscale(0); transition: filter .5s var(--ease), transform 3s var(--ease); }
.mega__scrim { position: absolute; inset: 0; z-index: 1; background: linear-gradient(180deg, rgba(0,0,0,.32), rgba(0,0,0,.2) 42%, rgba(0,0,0,.82)); pointer-events: none; }
.mega__club-t { font-family: var(--serif); font-weight: 500; font-size: clamp(30px,3vw,52px); line-height: .96; margin: 0; }

/* ---------- TRIPTYCH ---------- */
.mega__tri { display: flex; height: 100%; align-items: stretch; }
.mega__panel {
  position: relative; min-width: 0; overflow: hidden;
  flex: none; width: var(--w-panel, 33.333%);
  transition: width var(--mega-spring-dur) var(--mega-spring);
  text-decoration: none; color: inherit;
}
.mega__panel--club { --w-panel: var(--w-club); color: #fff; }
.mega__panel--waitlist { cursor: pointer; }
.mega__panel--shop { --w-panel: var(--w-shop); background: #fff; color: #0b0b0b; border-right: 1px solid rgba(0,0,0,.12); }
.mega__panel--menu { --w-panel: var(--w-menu); background: #000; border-right: 1px solid var(--line); }
.mega__panel--shop .mega__klabel { color: rgba(0,0,0,.42); }
.mega__panel--shop .mega__desc { color: rgba(0,0,0,.6); }
.mega__panel--shop .mega__cta, .mega__panel--shop .mega__wordmark { color: #0b0b0b; }

.mega__inner { position: absolute; inset: 0; padding: clamp(26px,2.2vw,44px); display: flex; flex-direction: column; min-width: 0; opacity: 1; transform: none; transition: opacity .42s ease, transform .55s var(--ease); }
.mega__panel--menu .mega__inner { padding-top: clamp(92px,9vh,118px); }
.mega__panel--club .mega__inner { z-index: 2; justify-content: flex-end; padding-bottom: clamp(84px,10vh,108px); }
/* vertical spine label — эффект «Печать»: буквы проявляются мгновенно по одной (visibility + лесенка задержек), без fade и движения */
.mega__spine { position: absolute; z-index: 3; top: 50%; left: 50%; transform: translate(-50%, -50%) rotate(180deg); writing-mode: vertical-rl; text-orientation: mixed; font-family: var(--sans); font-weight: 800; font-size: clamp(30px, 3vw, 52px); letter-spacing: 0.04em; text-transform: uppercase; color: #fff; pointer-events: none; white-space: nowrap; max-height: 94%; overflow: hidden; }
.mega__panel--shop .mega__spine { color: #0b0b0b; }
.mega__spine i { font-style: normal; visibility: hidden; transition: visibility 0s linear calc((var(--n, 10) - 1 - var(--i, 0)) * 0.03s); }
/* на мобильном описание всегда видно; на десктопе — только у раскрытой панели */
.mega__reveal { max-height: none; opacity: 1; overflow: visible; }

.mega__nav { flex: 1; display: flex; flex-direction: column; justify-content: center; gap: clamp(6px,1vw,18px); }
.mega__nav a { display: inline-flex; align-items: center; align-self: flex-start; white-space: nowrap; color: var(--ink-90); font-family: var(--sans); font-weight: 800; text-transform: uppercase; font-size: clamp(34px,3.7vw,66px); letter-spacing: -.02em; line-height: .96; transition: transform .45s var(--ease), color .4s; }
/* активная страница — белый + горизонтальный штрих перед пунктом */
.mega__nav a.is-current { color: #fff; }
.mega__nav a.is-current::before { content: ""; display: inline-block; width: clamp(22px, 2vw, 36px); height: 2px; background: currentColor; margin-right: clamp(12px, 1.2vw, 18px); }

/* соло: только меню — колонка пунктов по центру экрана */
.mega[data-panels="1"] .mega__panel--menu { border-right: 0; }
.mega[data-panels="1"] .mega__panel--menu .mega__spine { display: none; }
.mega[data-panels="1"] .mega__panel--menu .mega__inner { align-items: center; }
.mega[data-panels="1"] .mega__nav {
  align-items: flex-start;
  width: max-content;
  max-width: 100%;
  margin-inline: auto;
}
.mega[data-panels="1"] .mega__nav a { align-self: flex-start; }
.mega[data-panels="1"] .mega__contacts,
.mega[data-panels="1"] .mega__about {
  align-items: flex-start;
  text-align: left;
  width: max-content;
  max-width: min(100%, 42rem);
  align-self: center;
}
.mega[data-panels="1"] .mega__back { align-self: flex-start; }
.mega[data-panels="1"] .mega__csecs { align-items: flex-start; width: 100%; }
.mega[data-panels="1"] .mega__csec { align-items: flex-start; text-align: left; }
.mega[data-panels="1"] .mega__abody { max-width: 42ch; }
.mega[data-panels="1"] .mega__agallery { margin-left: 0; margin-right: 0; }

.mega__shopwrap { margin-top: clamp(14px,1.8vw,24px); display: flex; flex-direction: column; gap: clamp(9px,1vw,14px); }
.mega__shopimg {
  margin-top: auto; position: relative; height: 38%; min-height: 120px;
  transition: height var(--mega-photo-dur) var(--mega-photo-spring);
}
/* соло крупно: мягкий рост + запас по масштабу */
.mega__shopimg img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: contain; object-position: center bottom;
  filter: grayscale(0);
  transform: scale(.68); transform-origin: center bottom;
  transition: transform var(--mega-photo-dur) var(--mega-photo-spring), filter .55s var(--ease);
}

.mega__club-c { display: flex; flex-direction: column; gap: clamp(9px,1vw,15px); max-width: 28ch; }
.mega__club-c .mega__cta { color: var(--ink-90); }

/* ---------- CONTACTS / ABOUT (подмена пунктов меню внутри панели) ---------- */
.mega__contacts, .mega__about { display: none; position: relative; flex: 1; min-height: 0; flex-direction: column; align-items: flex-start; overflow-y: auto; scrollbar-width: none; }
.mega__contacts::-webkit-scrollbar, .mega__about::-webkit-scrollbar { display: none; }
.mega[data-sub] .mega__panel--menu .mega__nav { display: none; }
.mega[data-sub="contacts"] .mega__contacts { display: flex; animation: megaContacts .5s var(--ease) both; }
.mega[data-sub="about"] .mega__about { display: flex; animation: megaContacts .5s var(--ease) both; }
@keyframes megaContacts { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }

/* подэкран: hover выключен; клик по колонке переключает раскрытую (data-pin), раздел не закрывается */
.mega[data-sub] .mega__panel--shop,
.mega[data-sub] .mega__panel--club,
.mega[data-sub] .mega__panel--menu { cursor: pointer; }
/* ширины колонок в подэкране задаёт JS (--w-*), flex-правила не нужны */
.mega[data-sub] .mega__tri .mega__inner,
.mega[data-sub] .mega__tri:hover .mega__inner { opacity: 0; transform: translateX(-10px); }
.mega[data-sub][data-pin="menu"] .mega__tri .mega__panel--menu .mega__inner,
.mega[data-sub][data-pin="menu"] .mega__tri:hover .mega__panel--menu .mega__inner,
.mega[data-sub][data-pin="menu"] .mega__tri .mega__panel--menu:hover .mega__inner,
.mega[data-sub][data-pin="shop"] .mega__tri .mega__panel--shop .mega__inner,
.mega[data-sub][data-pin="shop"] .mega__tri:hover .mega__panel--shop .mega__inner,
.mega[data-sub][data-pin="shop"] .mega__tri .mega__panel--shop:hover .mega__inner,
.mega[data-sub][data-pin="club"] .mega__tri .mega__panel--club .mega__inner,
.mega[data-sub][data-pin="club"] .mega__tri:hover .mega__panel--club .mega__inner,
.mega[data-sub][data-pin="club"] .mega__tri .mega__panel--club:hover .mega__inner { opacity: 1; transform: none; }
.mega[data-sub] .mega__tri .mega__spine i,
.mega[data-sub] .mega__tri:hover .mega__spine i { visibility: visible; transition-delay: calc(var(--i, 0) * 0.055s); }
.mega[data-sub][data-pin="menu"] .mega__tri .mega__panel--menu .mega__spine i,
.mega[data-sub][data-pin="menu"] .mega__tri:hover .mega__panel--menu .mega__spine i,
.mega[data-sub][data-pin="shop"] .mega__tri .mega__panel--shop .mega__spine i,
.mega[data-sub][data-pin="shop"] .mega__tri:hover .mega__panel--shop .mega__spine i,
.mega[data-sub][data-pin="club"] .mega__tri .mega__panel--club .mega__spine i,
.mega[data-sub][data-pin="club"] .mega__tri:hover .mega__panel--club .mega__spine i { visibility: hidden; transition-delay: calc((var(--n, 10) - 1 - var(--i, 0)) * 0.03s); }
.mega[data-sub][data-pin="menu"] .mega__tri .mega__panel:not(.mega__panel--menu) .mega__bg,
.mega[data-sub][data-pin="menu"] .mega__tri .mega__panel--shop .mega__shopimg img,
.mega[data-sub][data-pin="shop"] .mega__tri .mega__panel:not(.mega__panel--shop) .mega__bg,
.mega[data-sub][data-pin="club"] .mega__tri .mega__panel:not(.mega__panel--club) .mega__bg,
.mega[data-sub][data-pin="club"] .mega__tri .mega__panel--shop .mega__shopimg img { filter: grayscale(1); }
.mega[data-sub][data-pin="shop"] .mega__panel--shop .mega__shopimg { height: 48%; }
.mega[data-sub][data-pin="shop"] .mega__panel--shop .mega__shopimg img { transform: scale(1.08); filter: grayscale(0); }
.mega[data-sub] .mega__panel--club:hover .mega__bg { transform: none; }
.mega[data-sub][data-pin="menu"] .mega__panel:not(.mega__panel--menu) .mega__reveal,
.mega[data-sub][data-pin="shop"] .mega__panel:not(.mega__panel--shop) .mega__reveal,
.mega[data-sub][data-pin="club"] .mega__panel:not(.mega__panel--club) .mega__reveal { max-height: 0; opacity: 0; }
.mega[data-sub][data-pin="shop"] .mega__panel--shop .mega__reveal,
.mega[data-sub][data-pin="club"] .mega__panel--club .mega__reveal { max-height: 200px; opacity: 1; }

/* возврат к пунктам — текстовый ход, не крестик */
.mega__back { display: inline-flex; align-items: center; gap: 10px; align-self: flex-start; margin-bottom: clamp(18px,2.6vh,30px); padding: 0; background: transparent; border: 0; color: inherit; cursor: pointer; font-family: var(--mono); font-size: 11px; letter-spacing: .2em; text-transform: uppercase; opacity: .6; transition: opacity .3s; }
.mega__back em { font-size: 1.25em; line-height: 1; transition: transform .4s var(--ease); }
.mega__back:hover { opacity: 1; }
.mega__back:hover em { transform: translateX(-5px); }

.mega__ctitle { font-family: var(--serif); font-weight: 500; font-size: clamp(42px,4.4vw,80px); line-height: .98; letter-spacing: -.01em; margin: clamp(10px,1.4vh,18px) 0 0; }
.mega__csecs { display: flex; flex-direction: column; gap: clamp(16px,2.4vh,28px); margin-top: clamp(22px,3.6vh,44px); }
.mega__csec { display: flex; flex-direction: column; gap: 6px; align-items: flex-start; }
.mega__csec:has(.mega__csoc) { margin-top: clamp(18px,3vh,36px); }
.mega__cbig { font-family: var(--serif); font-weight: 500; font-size: clamp(21px,2.1vw,36px); line-height: 1.08; color: inherit; text-decoration: none; transition: opacity .3s; overflow-wrap: anywhere; }
.mega__cbig:hover { opacity: .65; }
.mega__cnote { font-family: var(--mono); font-size: 11px; letter-spacing: .06em; color: var(--ink-40); line-height: 1.6; }
.mega__cnote--meta { max-width: 54ch; }
.mega__csoc { display: flex; flex-wrap: wrap; gap: clamp(12px,1.4vw,22px); font-family: var(--mono); font-size: clamp(13px,1vw,15px); letter-spacing: .08em; }
.mega__csoc a { color: inherit; text-decoration: none; transition: opacity .3s; }
.mega__csoc a:hover { opacity: .55; }
.mega__csoc sup { font-size: .6em; }
.mega__cstudio { font-family: var(--serif); font-size: clamp(16px,1.3vw,22px); line-height: 1.4; }

/* ---------- ABOUT copy + gallery ---------- */
/* Общая ширина: описание, проекты и слайдшоу в одной колонке (ch от serif-описания). */
.mega__abody {
  max-width: 46ch;
  width: 100%;
  font-family: var(--serif);
  font-size: clamp(17px,1.7vw,23px);
  margin: clamp(12px,1.8vh,20px) 0 0;
}
.mega__acopy {
  margin: 0;
}
.mega__adesc {
  font: inherit;
  line-height: 1.4;
  color: var(--ink-90);
  margin: 0;
}
.mega__anote {
  font-family: var(--sans, inherit);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ink-60);
  margin: 14px 0 0;
  max-width: none;
  width: 100%;
}
.mega__anote b { color: var(--ink-90); font-weight: 500; font-family: var(--serif); font-size: 1.05em; }
.mega__agallery { position: relative; width: 100%; max-width: none; aspect-ratio: 16 / 10; margin-top: clamp(20px,3vh,30px); overflow: hidden; border-radius: 2px; flex: none; }
.mega__aslide { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: 0; transition: opacity 1.1s var(--ease); }
.mega__aslide.is-active { opacity: 1; }
.mega__adots { position: absolute; top: 0; left: 0; right: 0; z-index: 2; display: flex; gap: 4px; padding: 12px 12px 0; }
.mega__adot { flex: 1; padding: 6px 0; border: 0; background: transparent; cursor: pointer; }
.mega__adot::after { content: ""; display: block; width: 100%; height: 2px; background: rgba(255,255,255,.32); transition: background .3s; }
.mega__adot.is-active::after { background: #fff; }
.mega__adot:hover::after { background: rgba(255,255,255,.65); }
.mega__anav { position: absolute; right: 10px; bottom: 10px; z-index: 2; display: flex; gap: 6px; }
.mega__anavbtn { width: 28px; height: 28px; border-radius: 50%; border: 1px solid rgba(255,255,255,.32); background: rgba(0,0,0,.35); color: #fff; display: grid; place-items: center; font-size: 12px; line-height: 1; cursor: pointer; transition: background .3s, color .3s; }
.mega__anavbtn:hover { background: #fff; color: #000; }

/* ---------- shared chrome ----------
   логотип и отдельный крестик скрыты: над меню остаётся шапка сайта (.navx),
   а бургер сам морфится в крестик и закрывает меню */
.mega__logo { display: none; }
.mega__logo bosfor-mark { display: block; height: 40px; aspect-ratio: 1535 / 1150; color: #fff; }

.mega__close { display: none; }
.mega__close:hover { transform: rotate(90deg); }
.mega__close span { position: absolute; left: 50%; top: calc(50% - .8px); width: 22px; height: 1.6px; background: #fff; }
.mega__close span:first-child { transform: translateX(-50%) rotate(45deg); }
.mega__close span:last-child { transform: translateX(-50%) rotate(-45deg); }

/* ---------- desktop hover: пружина колонок, соседние панели гаснут.
   На мобильном эти правила не должны жить — sticky :hover после тапа. ---------- */
@media (min-width: 901px) {
  .mega:not([data-panels="1"]) .mega__tri:hover .mega__inner { opacity: 0; transform: translateX(-10px); }
  .mega:not([data-panels="1"]) .mega__tri .mega__panel:hover .mega__inner { opacity: 1; transform: none; }
  .mega:not([data-panels="1"]) .mega__tri:hover .mega__spine i { visibility: visible; transition-delay: calc(var(--i, 0) * 0.055s); }
  .mega:not([data-panels="1"]) .mega__tri .mega__panel:hover .mega__spine i { visibility: hidden; transition-delay: calc((var(--n, 10) - 1 - var(--i, 0)) * 0.03s); }
  .mega__reveal { max-height: 0; opacity: 0; overflow: hidden; transition: max-height .5s var(--ease), opacity .45s ease; }
  .mega__panel:hover .mega__reveal { max-height: 200px; opacity: 1; }
  .mega__nav a:hover { transform: translateX(10px); color: #fff; }
  .mega[data-panels="1"] .mega__nav a:hover { transform: translateX(10px); color: #fff; }
  .mega__panel--shop:hover .mega__shopimg,
  .mega[data-open="shop"] .mega__panel--shop .mega__shopimg { height: 48%; }
  .mega__panel--shop:hover .mega__shopimg img,
  .mega[data-open="shop"] .mega__panel--shop .mega__shopimg img { transform: scale(1.08); filter: grayscale(0); }
  .mega__tri:hover .mega__panel:not(:hover) .mega__bg { filter: grayscale(1); }
  .mega__tri:hover .mega__panel--shop:not(:hover) .mega__shopimg img { filter: grayscale(1); }
  .mega__panel--club:hover .mega__bg { transform: scale(1.05); }
}

/* ---------- responsive: вертикальный стек — пункты меню сверху,
   ниже два компактных блока — магазин и клуб (без ховер-механики) ---------- */
@media (max-width: 900px) {
  .mega { overflow-y: auto; -webkit-overflow-scrolling: touch; }
  .mega__tri { flex-direction: column; min-height: 100%; height: auto; }
  .mega__panel {
    flex: none; width: auto; border-right: 0; transition: none;
  }
  .mega__spine { display: none; }
  .mega__inner { position: relative; inset: auto; opacity: 1; transform: none; }
  .mega__reveal { max-height: none; opacity: 1; overflow: visible; }

  /* порядок: меню (верхняя половина) → магазин-полоса → клуб растягивается до низа */
  .mega__panel--menu { order: 1; display: flex; flex-direction: column; flex: none; height: 50svh; min-height: 340px; border-bottom: 1px solid var(--line); }
  .mega__panel--shop { order: 2; }
  .mega__panel--club { order: 3; flex: 1 1 auto; }
  .mega__panel--club .mega__inner { min-height: 100%; }

  /* без клуба — магазин заполняет низ; без обоих — меню на весь экран */
  .mega[data-club="0"] .mega__panel--shop { flex: 1 1 auto; }
  .mega[data-club="0"][data-shop="0"] .mega__panel--menu {
    height: auto; min-height: 100svh; flex: 1 1 auto; border-bottom: 0;
  }

  /* меню + клуб (магазин выкл.): чёрная полоса под пунктами, внутри блока меню */
  .mega[data-shop="0"][data-club="1"] .mega__panel--menu {
    padding-bottom: var(--pad);
    height: calc(50svh + var(--pad));
    min-height: calc(340px + var(--pad));
  }

  .mega__panel--menu .mega__inner { flex: 1; display: flex; flex-direction: column; padding: calc(var(--topbar-h) + var(--navx-h) + 12px) var(--pad) 28px; }
  .mega__nav { justify-content: center; gap: 16px; }
  .mega__nav a { font-size: clamp(30px, 8.5vw, 44px); }

  /* магазин — белая полоса, товар справа; без десктопного scale/height на hover */
  .mega__panel--shop .mega__inner { flex-direction: row; align-items: center; gap: 16px; padding: 20px var(--pad); min-height: 148px; }
  .mega__shopwrap { margin: 0; gap: 10px; flex: 1; min-width: 0; }
  .mega__wordmark { font-size: clamp(24px, 7vw, 34px); }
  .mega__panel--shop .mega__desc { display: none; }
  .mega__shopimg {
    margin: 0; position: relative; flex: none;
    width: 128px; height: 128px; min-height: 128px;
    transition: none;
  }
  .mega__shopimg img {
    position: absolute; inset: 0; width: 100%; height: 100%;
    object-fit: contain; object-position: center;
    transform: none; filter: none; transition: none;
  }

  /* клуб — фото-блок, занимает всё от полосы магазина до низа экрана */
  .mega__panel--club { min-height: 216px; }
  .mega__panel--club .mega__inner { justify-content: flex-end; padding: 20px var(--pad); min-height: 216px; }
  .mega__club-t { font-size: clamp(26px, 7.5vw, 36px); }
  .mega__club-c .mega__desc { display: none; }
  .mega__club-c { gap: 10px; }

  /* контакты / о студии: магазин и клуб убираются, панель меню на всю высоту,
     чтобы длинный список (почты, соцсети, сноска) не обрезался 50svh */
  .mega[data-sub] .mega__panel--shop, .mega[data-sub] .mega__panel--club { display: none; }
  .mega[data-sub] .mega__panel--menu,
  .mega[data-sub][data-shop="0"][data-club="1"] .mega__panel--menu,
  .mega[data-sub][data-club="0"][data-shop="0"] .mega__panel--menu {
    height: auto;
    min-height: 100svh;
    flex: 1 1 auto;
    overflow: visible;
    border-bottom: 0;
  }
  .mega[data-sub] .mega__panel--menu .mega__inner {
    min-height: 100%;
    padding-bottom: max(36px, env(safe-area-inset-bottom, 0px));
  }
  .mega[data-sub] .mega__contacts,
  .mega[data-sub] .mega__about {
    flex: none;
    overflow: visible;
    width: 100%;
    max-width: 100%;
  }
  .mega__contacts .mega__klabel { white-space: normal; }
  .mega__ctitle { font-size: clamp(38px, 11vw, 56px); }
  .mega__cbig { font-size: clamp(19px, 5.6vw, 26px); }
  .mega__agallery { max-width: none; }
}