:root {
  --bg: #060911;
  --bg-2: #0a1020;
  --surface: rgba(16, 25, 46, 0.55);
  --surface-solid: #0e1730;
  --card-bg: #0e1730;
  --slide-empty: linear-gradient(135deg, #0e1c3c, #0a142b);
  --border: rgba(96, 150, 255, 0.16);
  --border-strong: rgba(96, 150, 255, 0.32);
  --primary: #3b82f6;
  --primary-2: #60a5fa;
  --cyan: #22d3ee;
  --grad: linear-gradient(135deg, #3b82f6, #22d3ee);
  --grad-soft: linear-gradient(135deg, rgba(59,130,246,.16), rgba(34,211,238,.12));
  --glow: rgba(59, 130, 246, 0.45);
  --price: #38e0ff;
  --text: #e8eefb;
  --muted: #8c9bbb;
  --danger: #ff5470;
  --hero-grad: linear-gradient(135deg, #0a1733 0%, #0e2350 45%, #061027 100%);
  --body-grad: radial-gradient(1200px 800px at 80% -10%, #102246 0%, transparent 55%),
    radial-gradient(900px 600px at -10% 20%, #0a1733 0%, transparent 50%);
  --ghost-bg: rgba(255, 255, 255, 0.04);
  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 24px 60px -20px rgba(0, 0, 0, 0.7);
  --maxw: 1180px;
  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
}

/* ===================== СВЕТЛАЯ ТЕМА ===================== */
[data-theme="light"] {
  --bg: #f9f9f9;
  --bg-2: #ffffff;
  --surface: rgba(255, 255, 255, 0.85);
  --surface-solid: #ffffff;
  --card-bg: #ffffff;
  --slide-empty: linear-gradient(135deg, #e4ecf8, #d5e0f2);
  --border: rgba(37, 99, 235, 0.16);
  --border-strong: rgba(37, 99, 235, 0.30);
  --primary: #2563eb;
  --primary-2: #1d4ed8;
  --cyan: #0ea5c4;
  --grad: linear-gradient(135deg, #2563eb, #0ea5c4);
  --grad-soft: linear-gradient(135deg, rgba(37,99,235,.10), rgba(14,165,196,.08));
  --glow: rgba(37, 99, 235, 0.28);
  --price: #0b63c4;
  --text: #101a2c;
  --muted: #5a6a85;
  --danger: #e23a57;
  --hero-grad: linear-gradient(135deg, #e7eefb 0%, #d5e2f7 45%, #eef3fc 100%);
  --body-grad: radial-gradient(1100px 760px at 82% -14%, #e4edfd 0%, transparent 55%),
    radial-gradient(820px 560px at -12% 18%, #eaf1ff 0%, transparent 52%);
  --ghost-bg: rgba(37, 99, 235, 0.05);
  --shadow: 0 24px 60px -30px rgba(31, 60, 120, 0.28);
}
[data-theme="light"] body { background: var(--body-grad), var(--bg); }
[data-theme="light"] #bg-canvas { display: none !important; }
[data-theme="light"] .nav--scrolled { background: rgba(249, 249, 249, 0.85); }

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--body-grad), var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background .4s ease, color .4s ease;
}
#bg-canvas { position: fixed; inset: 0; width: 100%; height: 100%; z-index: 0; pointer-events: none; }
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ---------- Кнопки ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; cursor: pointer;
  font-family: var(--font-body); font-weight: 600; font-size: .98rem; border: 1px solid transparent;
  padding: 13px 24px; border-radius: 12px; transition: transform .18s ease, box-shadow .25s ease, background .25s, color .25s; }
.btn--sm { padding: 9px 16px; font-size: .9rem; border-radius: 10px; }
.btn--block { width: 100%; }
.btn--primary { background: var(--grad); color: #fff; box-shadow: 0 10px 26px -12px var(--glow); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 16px 34px -12px var(--glow); }
.btn--ghost { background: var(--ghost-bg); color: var(--text); border-color: var(--border-strong); }
.btn--ghost:hover { background: var(--grad-soft); border-color: var(--primary); transform: translateY(-2px); }

/* ---------- Навигация ---------- */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  transition: background .35s ease, border-color .35s ease, backdrop-filter .35s; border-bottom: 1px solid transparent; }
.nav--scrolled { background: color-mix(in srgb, var(--bg) 82%, transparent); backdrop-filter: blur(14px); border-bottom: 1px solid var(--border); }
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 16px; }
.nav__brand { font-family: var(--font-display); font-weight: 700; letter-spacing: .04em; }
.nav__name { font-size: 1.2rem; }
.nav__links { display: flex; gap: 28px; font-size: .95rem; font-weight: 500; align-items: center; }
.nav__links > a { color: var(--muted); position: relative; transition: color .25s; padding: 6px 0; }
.nav__links > a::after { content: ''; position: absolute; left: 0; bottom: 0; height: 2px; width: 0; background: var(--grad); transition: width .3s; }
.nav__links > a:hover { color: var(--text); }
.nav__links > a:hover::after { width: 100%; }

/* Выпадающий каталог */
.nav__dropdown { position: relative; }
.nav__dropbtn { background: none; border: 0; color: var(--muted); font-family: var(--font-body); font-weight: 500; font-size: .95rem;
  cursor: pointer; display: inline-flex; align-items: center; gap: 6px; padding: 6px 0; transition: color .25s; }
.nav__dropbtn:hover, .nav__dropdown.open .nav__dropbtn { color: var(--text); }
.nav__caret { font-size: .7rem; transition: transform .25s; }
.nav__dropdown.open .nav__caret { transform: rotate(180deg); }
.nav__menu { position: absolute; top: calc(100% + 14px); left: 50%; transform: translateX(-50%) translateY(8px);
  min-width: 240px; background: var(--surface-solid); border: 1px solid var(--border-strong); border-radius: 14px;
  box-shadow: var(--shadow); padding: 8px; opacity: 0; visibility: hidden; transition: .25s; z-index: 60; }
.nav__dropdown.open .nav__menu { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.nav__menu-item { display: block; width: 100%; text-align: left; background: none; border: 0; color: var(--text);
  padding: 11px 14px; border-radius: 9px; cursor: pointer; font-family: var(--font-body); font-size: .95rem; transition: .18s; }
.nav__menu-item:hover { background: var(--grad-soft); color: var(--primary-2); }

.nav__right { display: flex; align-items: center; gap: 12px; }
.cart-btn { position: relative; background: var(--ghost-bg); border: 1px solid var(--border-strong); color: var(--text);
  font-family: var(--font-body); font-weight: 600; font-size: .92rem; padding: 10px 18px; border-radius: 11px; cursor: pointer; transition: .22s; }
.cart-btn:hover, .cart-btn.has-items { background: var(--grad); color: #fff; border-color: transparent; box-shadow: 0 10px 24px -12px var(--glow); }
.cart-btn__count { display: inline-grid; place-items: center; min-width: 20px; height: 20px; padding: 0 6px; margin-left: 8px;
  background: #fff; color: var(--primary); border-radius: 100px; font-size: .76rem; font-weight: 700; }
.cart-btn:not(.has-items) .cart-btn__count { background: var(--danger); color: #fff; }
.cart-btn.pulse { animation: cartpulse .5s ease; }
@keyframes cartpulse { 0%,100% { transform: scale(1); } 40% { transform: scale(1.12); } }

.nav__burger { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav__burger span { width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: .3s; }
.nav__burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__burger.open span:nth-child(2) { opacity: 0; }
.nav__burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { position: relative; z-index: 1; padding: 118px 0 42px; }
.hero__bg { position: absolute; inset: 0; z-index: -1; background-size: cover; background-position: center; opacity: 0; transition: opacity .5s; }
.hero__bg.has-image { opacity: .34; }
.hero__bg.has-image::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, color-mix(in srgb, var(--bg) 30%, transparent), var(--bg)); }
.hero__head { text-align: center; }
.hero__badge { display: inline-block; font-size: .82rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--primary-2); border: 1px solid var(--border-strong); padding: 7px 16px; border-radius: 100px;
  background: var(--grad-soft); margin-bottom: 20px; }
.hero__title { font-family: var(--font-display); font-size: clamp(2.6rem, 8vw, 5.4rem); line-height: .98; font-weight: 700; letter-spacing: -.02em;
  background: linear-gradient(180deg, var(--text) 0%, var(--primary-2) 135%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero__subtitle { margin: 18px auto 0; max-width: 640px; font-size: 1.12rem; color: var(--muted); }
.hero__actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-top: 28px; }

/* ---------- Слайдер (узкие баннеры 1600×250) ---------- */
.slider { position: relative; margin-top: 34px; border-radius: 18px; overflow: hidden; border: 1px solid var(--border);
  box-shadow: var(--shadow); aspect-ratio: 1600 / 250; background: var(--bg-2); }
.slider__track { display: flex; height: 100%; transition: transform .6s cubic-bezier(.2,.8,.2,1); }
.slide { min-width: 100%; height: 100%; background-size: cover; background-position: center; }
.slider__arrow { position: absolute; top: 50%; transform: translateY(-50%); width: 42px; height: 42px; border-radius: 50%;
  background: color-mix(in srgb, var(--bg) 55%, transparent); border: 1px solid var(--border-strong); color: var(--text);
  cursor: pointer; font-size: 1.4rem; display: grid; place-items: center; transition: background .2s, color .2s; backdrop-filter: blur(6px); }
.slider__arrow:hover { background: var(--grad); color: #fff; border-color: transparent; }
.slider__arrow--prev { left: 14px; } .slider__arrow--next { right: 14px; }
.slider__dots { position: absolute; bottom: 12px; left: 50%; transform: translateX(-50%); display: flex; gap: 8px; }
.slider__dot { width: 9px; height: 9px; border-radius: 50%; border: 0; background: rgba(255,255,255,.45); cursor: pointer; transition: .2s; padding: 0; }
.slider__dot.active { background: #fff; width: 26px; border-radius: 6px; }

/* ---------- Секции ---------- */
.section { position: relative; z-index: 1; padding: 84px 0; scroll-margin-top: 80px; border-radius: 26px; transition: box-shadow .5s ease; }
.section--active, .wholesale.section--active { box-shadow: inset 0 0 0 1px var(--border-strong), 0 0 46px -18px var(--glow); }
.eyebrow { text-transform: uppercase; letter-spacing: .16em; font-size: .78rem; color: var(--primary-2); font-weight: 600; margin-bottom: 12px; }
.section__title { font-family: var(--font-display); font-size: clamp(1.8rem, 4vw, 2.7rem); font-weight: 700; letter-spacing: -.01em; }
.section__lead { color: var(--muted); max-width: 680px; margin-top: 14px; font-size: 1.05rem; }
.empty-note { color: var(--muted); padding: 24px 0; }

/* ---------- О компании ---------- */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 40px; }
.feature { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; transition: transform .25s, border-color .25s, box-shadow .25s; }
.feature:hover { transform: translateY(-4px); border-color: var(--border-strong); box-shadow: 0 20px 40px -24px var(--glow); }
.feature h3 { font-family: var(--font-display); font-size: 1.16rem; margin-bottom: 8px; }
.feature p { color: var(--muted); font-size: .96rem; }

/* ---------- Каталог: инструменты ---------- */
.catalog-tools { margin-top: 28px; }
.search { position: relative; max-width: 460px; }
.search__input { width: 100%; background: var(--surface); border: 1px solid var(--border-strong); border-radius: 13px;
  padding: 14px 44px 14px 18px; color: var(--text); font-family: var(--font-body); font-size: 1rem; transition: border-color .2s, box-shadow .2s; }
.search__input::placeholder { color: var(--muted); }
.search__input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px var(--grad-soft); }
.search__clear { position: absolute; right: 8px; top: 50%; transform: translateY(-50%); width: 30px; height: 30px; border-radius: 8px;
  background: var(--ghost-bg); border: 0; color: var(--muted); font-size: 1.2rem; cursor: pointer; line-height: 1; }
.search__clear:hover { background: var(--grad); color: #fff; }

/* ---------- Чипы категорий (подсветка синим градиентом) ---------- */
.chips { display: flex; flex-wrap: wrap; gap: 10px; margin: 22px 0 30px; }
.chip { display: inline-flex; align-items: center; gap: 8px; background: var(--surface); border: 1px solid var(--border-strong);
  color: var(--muted); font-family: var(--font-body); font-weight: 600; font-size: .92rem; padding: 10px 18px; border-radius: 100px; cursor: pointer; transition: .22s; }
.chip:hover { color: #fff; background: var(--grad); border-color: transparent; box-shadow: 0 10px 24px -12px var(--glow); transform: translateY(-1px); }
.chip--active { color: #fff; background: var(--grad); border-color: transparent; box-shadow: 0 10px 24px -12px var(--glow); }
.chip__count { display: inline-grid; place-items: center; min-width: 20px; height: 20px; padding: 0 6px; border-radius: 100px;
  background: color-mix(in srgb, var(--text) 12%, transparent); font-size: .74rem; }
.chip:hover .chip__count, .chip--active .chip__count { background: rgba(255,255,255,.28); color: #fff; }

/* ---------- Каталог: карточки ---------- */
.catalog-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(258px, 1fr)); gap: 20px; }
.card { position: relative; background: var(--card-bg); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden;
  cursor: pointer; display: flex; flex-direction: column; transition: transform .25s ease, border-color .25s ease, box-shadow .3s ease; }
.card:hover { transform: translateY(-6px); border-color: var(--border-strong); box-shadow: 0 26px 50px -24px var(--glow); }
.card__plaque { position: absolute; top: 12px; left: 12px; z-index: 3; font-size: .72rem; font-weight: 700; padding: 5px 11px; border-radius: 8px;
  color: #fff; text-transform: uppercase; letter-spacing: .03em; box-shadow: 0 6px 16px -6px rgba(0,0,0,.5); }
.card__plaque--best { background: linear-gradient(135deg, #2563eb, #22d3ee); }
.card__plaque--sale { background: linear-gradient(135deg, #f43f5e, #f59e0b); }
.card__gallery { position: relative; aspect-ratio: 4 / 3; background: var(--slide-empty); }
.card__layer { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: 0; transition: opacity .55s ease; }
.card__layer.active { opacity: 1; }
.card__layer--empty { background: var(--slide-empty); }
.card__gallery-dots { position: absolute; bottom: 10px; left: 50%; transform: translateX(-50%); display: flex; gap: 5px; z-index: 2; }
.cgd { width: 6px; height: 6px; border-radius: 50%; background: rgba(255,255,255,.5); transition: .3s; }
.cgd.active { background: #fff; width: 16px; border-radius: 4px; }
.card__info { padding: 18px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.card__name { font-family: var(--font-display); font-size: 1.08rem; font-weight: 600; line-height: 1.25; }
.card__tags { display: flex; flex-wrap: wrap; gap: 6px; }
.card__tag { font-size: .74rem; color: var(--primary-2); background: var(--grad-soft); border: 1px solid var(--border); padding: 3px 9px; border-radius: 7px; }
.card__price { font-family: var(--font-display); font-weight: 700; font-size: 1.24rem; color: var(--price);
  text-shadow: 0 0 22px color-mix(in srgb, var(--price) 40%, transparent); margin-top: auto; }
.card__price--na { color: var(--muted); font-size: 1rem; text-shadow: none; font-weight: 600; }
.card__actions { display: flex; gap: 8px; margin-top: 4px; }
.card__actions .btn { flex: 1; }

/* ---------- Оптовый блок ---------- */
.wholesale { position: relative; z-index: 1; padding: 40px 0 84px; scroll-margin-top: 80px; border-radius: 26px; transition: box-shadow .5s ease; }
.wholesale__card { background: var(--surface); border: 1px solid var(--border-strong); border-radius: 24px; padding: 44px;
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 40px; align-items: center; box-shadow: var(--shadow); overflow: hidden; position: relative; }
.wholesale__card::before { content: ''; position: absolute; top: -60%; right: -20%; width: 60%; height: 200%; background: var(--grad); opacity: .10; filter: blur(60px); }
.wholesale__title { font-family: var(--font-display); font-size: clamp(1.5rem, 3vw, 2.1rem); margin: 8px 0 12px; }
.wholesale__lead { color: var(--muted); }
.wholesale__form { display: flex; flex-direction: column; gap: 12px; position: relative; z-index: 1; }
.winput { background: var(--bg-2); border: 1px solid var(--border-strong); border-radius: 12px; padding: 13px 16px;
  color: var(--text); font-family: var(--font-body); font-size: 1rem; transition: border-color .2s, box-shadow .2s; }
.winput::placeholder { color: var(--muted); }
.winput:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px var(--grad-soft); }
.winput--area { min-height: 84px; resize: vertical; }
.wholesale__status { font-size: .9rem; min-height: 18px; }
.wholesale__status.success { color: #34d399; } .wholesale__status.error { color: var(--danger); }

/* ---------- Инструкции ---------- */
.instr-list { display: flex; flex-direction: column; gap: 10px; }
.instr-row { display: flex; align-items: center; gap: 16px; width: 100%; text-align: left; cursor: pointer;
  background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 18px 22px; transition: .22s; }
.instr-row:hover { border-color: var(--primary); background: var(--grad-soft); transform: translateX(4px); }
.instr-row__body { flex: 1; display: flex; flex-direction: column; gap: 3px; }
.instr-row__title { font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; color: var(--text); }
.instr-row__meta { color: var(--muted); font-size: .84rem; text-transform: capitalize; }
.instr-row__chev { color: var(--primary-2); font-size: 1.2rem; transition: transform .22s; }
.instr-row:hover .instr-row__chev { transform: translateX(4px); }

/* ---------- Контакты ---------- */
.contacts { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 16px; margin-top: 40px; }
.contact-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; transition: .25s; }
.contact-card:hover { border-color: var(--border-strong); transform: translateY(-3px); box-shadow: 0 18px 38px -24px var(--glow); }
.contact-card__label { font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin-bottom: 8px; }
.contact-card__value { font-size: 1.05rem; font-weight: 500; word-break: break-word; }
.contact-card__value a { color: var(--primary-2); transition: color .2s; }
.contact-card__value a:hover { color: var(--cyan); }

/* ---------- Футер ---------- */
.footer { position: relative; z-index: 1; border-top: 1px solid var(--border); padding: 30px 0; margin-top: 30px; }
.footer__inner { display: flex; align-items: center; justify-content: center; color: var(--muted); font-size: .92rem; }

/* ---------- Модалки ---------- */
.modal { position: fixed; inset: 0; z-index: 100; display: none; }
.modal.open { display: block; }
.modal__backdrop { position: absolute; inset: 0; background: rgba(3,6,14,.78); backdrop-filter: blur(6px); }
.modal__dialog { position: relative; z-index: 2; margin: 4vh auto; width: calc(100% - 36px); max-width: 560px; max-height: 92vh; overflow-y: auto;
  background: var(--surface-solid); border: 1px solid var(--border-strong); border-radius: 22px; box-shadow: var(--shadow); animation: pop .35s cubic-bezier(.2,.9,.3,1.2); }
.modal__dialog--wide { max-width: 900px; }
.modal__dialog--cart { max-width: 560px; }
@keyframes pop { from { opacity: 0; transform: translateY(20px) scale(.98); } to { opacity: 1; transform: none; } }
.modal__close { position: absolute; top: 14px; right: 14px; z-index: 5; width: 38px; height: 38px; border-radius: 50%;
  background: color-mix(in srgb, var(--bg) 60%, transparent); border: 1px solid var(--border-strong); color: var(--text);
  font-size: 1.4rem; cursor: pointer; display: grid; place-items: center; line-height: 1; transition: .2s; }
.modal__close:hover { background: var(--danger); color: #fff; border-color: transparent; }
.modal__body { padding: 0; }

/* ---------- Модалка товара ---------- */
.pm__carousel { position: relative; aspect-ratio: 16/10; background: var(--slide-empty); border-radius: 22px 22px 0 0; overflow: hidden; }
.pm__slides { display: flex; height: 100%; transition: transform .5s cubic-bezier(.2,.8,.2,1); }
.pm__slide { min-width: 100%; height: 100%; background-size: cover; background-position: center; }
.pm__slide--empty { background: var(--slide-empty); }
.pm__plaque { position: absolute; top: 14px; left: 14px; z-index: 3; font-size: .76rem; font-weight: 700; padding: 6px 12px; border-radius: 8px; color: #fff; text-transform: uppercase; }
.pm__plaque--best { background: linear-gradient(135deg, #2563eb, #22d3ee); } .pm__plaque--sale { background: linear-gradient(135deg, #f43f5e, #f59e0b); }
.pm__arrow { position: absolute; top: 50%; transform: translateY(-50%); width: 44px; height: 44px; border-radius: 50%;
  background: color-mix(in srgb, var(--bg) 55%, transparent); border: 1px solid var(--border-strong); color: var(--text); cursor: pointer; font-size: 1.5rem; display: grid; place-items: center; backdrop-filter: blur(6px); transition: .2s; }
.pm__arrow:hover { background: var(--grad); color: #fff; border-color: transparent; }
.pm__arrow--prev { left: 14px; } .pm__arrow--next { right: 14px; }
.pm__dots { position: absolute; bottom: 14px; left: 50%; transform: translateX(-50%); display: flex; gap: 7px; }
.pm__dot { width: 8px; height: 8px; border-radius: 50%; border: 0; background: rgba(255,255,255,.5); cursor: pointer; padding: 0; }
.pm__dot.active { background: #fff; width: 22px; border-radius: 5px; }
.pm__content { padding: 30px; }
.pm__title { font-family: var(--font-display); font-size: 1.7rem; }
.pm__price { font-family: var(--font-display); font-weight: 700; font-size: 1.8rem; color: var(--price); text-shadow: 0 0 26px color-mix(in srgb, var(--price) 40%, transparent); margin: 10px 0; }
.pm__price--na { color: var(--muted); font-size: 1.2rem; text-shadow: none; }
.pm__desc { color: var(--muted); white-space: pre-wrap; margin-bottom: 20px; }
.pm__actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 24px; }
.pm__section-title { font-family: var(--font-display); font-weight: 600; font-size: 1.1rem; margin: 20px 0 14px; }
.pm__related { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; }
.pm__rel-card { display: flex; gap: 12px; align-items: center; padding: 10px; border: 1px solid var(--border); border-radius: 12px; cursor: pointer; transition: .2s; }
.pm__rel-card:hover { border-color: var(--primary); background: var(--grad-soft); }
.pm__rel-img { width: 54px; height: 54px; border-radius: 9px; background-size: cover; background-position: center; background-color: var(--bg-2); flex-shrink: 0; }
.pm__rel-name { font-size: .92rem; font-weight: 500; }
.pm__rel-price { color: var(--price); font-size: .86rem; margin-top: 2px; }

/* ---------- Просмотр инструкции ---------- */
.viewer__title { font-family: var(--font-display); font-size: 1.3rem; padding: 26px 30px 0; }
.viewer__tabs { display: flex; gap: 8px; flex-wrap: wrap; padding: 18px 30px 0; }
.viewer__tab { background: var(--surface); border: 1px solid var(--border-strong); color: var(--muted); font-family: var(--font-body); font-weight: 600;
  font-size: .9rem; padding: 9px 16px; border-radius: 10px; cursor: pointer; transition: .2s; }
.viewer__tab:hover { color: var(--text); border-color: var(--primary); }
.viewer__tab.active { background: var(--grad); color: #fff; border-color: transparent; }
.viewer__stage { padding: 20px 30px 30px; }
.viewer__frame, .viewer__video { width: 100%; aspect-ratio: 16/9; border: 0; border-radius: 14px; background: #000; }
.viewer__frame { aspect-ratio: 4/5; }
.viewer__text { white-space: pre-wrap; line-height: 1.7; color: var(--text); background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 22px; max-height: 60vh; overflow-y: auto; }
.viewer__pad { padding: 20px 0; } .viewer__pad--row { display: flex; gap: 10px; flex-wrap: wrap; }
.viewer__muted { color: var(--muted); }

/* ---------- Корзина ---------- */
.cart { padding: 30px; }
.cart__title { font-family: var(--font-display); font-size: 1.5rem; margin-bottom: 20px; }
.cart__empty { color: var(--muted); margin-bottom: 20px; }
.cart__list { display: flex; flex-direction: column; gap: 12px; margin-bottom: 20px; max-height: 44vh; overflow-y: auto; }
.cart-row { display: flex; align-items: center; gap: 14px; padding: 12px; border: 1px solid var(--border); border-radius: 13px; background: var(--surface); }
.cart-row__img { width: 60px; height: 60px; border-radius: 10px; background-size: cover; background-position: center; background-color: var(--bg-2); flex-shrink: 0; }
.cart-row__main { flex: 1; min-width: 0; }
.cart-row__name { font-weight: 600; font-size: .96rem; }
.cart-row__price { color: var(--price); font-size: .9rem; margin-top: 2px; }
.cart-row__qty { display: flex; align-items: center; gap: 8px; }
.qty-btn { width: 30px; height: 30px; border-radius: 8px; border: 1px solid var(--border-strong); background: var(--ghost-bg); color: var(--text); cursor: pointer; font-size: 1.1rem; line-height: 1; transition: .18s; }
.qty-btn:hover { background: var(--grad); color: #fff; border-color: transparent; }
.qty-val { min-width: 22px; text-align: center; font-weight: 600; }
.cart-row__del { width: 30px; height: 30px; border-radius: 8px; border: 0; background: transparent; color: var(--muted); cursor: pointer; font-size: 1.3rem; line-height: 1; transition: .18s; }
.cart-row__del:hover { color: var(--danger); }
.cart__summary { display: flex; justify-content: space-between; align-items: center; padding: 16px 0; border-top: 1px solid var(--border); font-size: 1.05rem; }
.cart__total { font-family: var(--font-display); font-size: 1.5rem; color: var(--price); }
.cart__actions { display: flex; gap: 12px; margin-top: 8px; }
.cart__actions .btn { flex: 1; }
.cart__mini { color: var(--muted); margin-bottom: 18px; }
.cart__mini strong { color: var(--price); }
.checkout { display: flex; flex-direction: column; gap: 6px; }
.field-label { font-size: .84rem; color: var(--muted); font-weight: 500; margin-top: 8px; }
.radio-row { display: flex; gap: 12px; margin: 6px 0; }
.radio { flex: 1; display: flex; align-items: center; gap: 8px; padding: 12px 14px; border: 1px solid var(--border-strong); border-radius: 11px; cursor: pointer; transition: .2s; }
.radio:has(input:checked) { border-color: var(--primary); background: var(--grad-soft); }
.radio input { accent-color: var(--primary); }
.checkout__status { font-size: .9rem; min-height: 18px; margin-top: 6px; }
.checkout__status.error { color: var(--danger); }
.cart--done { text-align: center; padding: 44px 30px; }
.cart__check { width: 68px; height: 68px; margin: 0 auto 18px; border-radius: 50%; background: var(--grad); color: #fff; font-size: 2rem; display: grid; place-items: center; box-shadow: 0 14px 30px -12px var(--glow); }
.cart__done-text { color: var(--muted); margin: 10px 0 24px; }

/* ---------- Тост сайта ---------- */
.site-toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(140%); z-index: 500;
  background: var(--surface-solid); border: 1px solid var(--border-strong); color: var(--text); padding: 13px 22px; border-radius: 12px;
  box-shadow: var(--shadow); font-size: .94rem; font-weight: 500; transition: transform .4s cubic-bezier(.2,.9,.3,1.2); max-width: 90%; }
.site-toast.show { transform: translateX(-50%) translateY(0); }

/* ---------- Адаптив ---------- */
@media (max-width: 860px) {
  .features { grid-template-columns: 1fr; }
  .wholesale__card { grid-template-columns: 1fr; padding: 30px; }
}
@media (max-width: 680px) {
  .slider { aspect-ratio: 1080 / 400; }
  .nav__links { position: fixed; top: 72px; left: 0; right: 0; flex-direction: column; align-items: flex-start; gap: 6px;
    background: var(--surface-solid); border-bottom: 1px solid var(--border); padding: 16px 24px; transform: translateY(-140%); transition: transform .35s; z-index: 40; }
  .nav__links.open { transform: translateY(0); }
  .nav__links > a, .nav__dropbtn { width: 100%; padding: 10px 0; }
  .nav__menu { position: static; transform: none; opacity: 1; visibility: visible; box-shadow: none; border: 0; padding: 4px 0 4px 12px; min-width: 0; display: none; }
  .nav__dropdown.open .nav__menu { display: block; transform: none; }
  .nav__burger { display: flex; }
  .cart-btn { padding: 9px 14px; font-size: .86rem; }
  .section { padding: 60px 0; }
  .catalog-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 14px; }
  .card__actions { flex-direction: column; }
  .pm__content, .cart, .viewer__stage { padding: 22px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .01ms !important; transition-duration: .08ms !important; scroll-behavior: auto; }
}
:focus-visible { outline: 2px solid var(--primary); outline-offset: 3px; border-radius: 6px; }