/* Бухановград 3D — стили сайта. Темы: [data-theme="dark"] (по умолчанию) и [data-theme="light"]. */

@font-face { font-family: "Montserrat"; font-style: normal; font-weight: 500 800; font-display: swap;
  src: url(/assets/fonts/montserrat-cyr.woff2) format("woff2");
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
@font-face { font-family: "Montserrat"; font-style: normal; font-weight: 500 800; font-display: swap;
  src: url(/assets/fonts/montserrat-lat.woff2) format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }

:root {
  --font-head: "Montserrat", system-ui, sans-serif;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --radius: 18px; --radius-sm: 12px;
  --container: 1200px;
  --grad: linear-gradient(120deg, #3d8bff 0%, #6d6bff 50%, #9b5cf6 100%);
  --grad-text: linear-gradient(100deg, #6fc3ff 0%, #8fa8ff 45%, #b78cff 100%);
  --ok: #22c58b; --wait: #f5a524; --danger: #ff5d6c;
  --footer-bg: #050918; --footer-text: #aab4dc;
}
:root, [data-theme="dark"] {
  color-scheme: dark;
  --bg: #060a1c; --bg-2: #0a1029;
  --surface: rgba(18, 26, 62, .72); --surface-2: rgba(28, 38, 86, .6); --surface-solid: #0f1736;
  --border: rgba(122, 150, 255, .16); --border-strong: rgba(122, 150, 255, .34);
  --text: #e9edff; --muted: #97a3cf; --heading: #ffffff;
  --accent: #4d94ff; --accent-2: #9b6bff; --cyan: #5fd0ff;
  --header-bg: rgba(6, 10, 28, .78);
  --shadow: 0 20px 50px -20px rgba(0, 0, 0, .7);
  --glow: 0 0 0 1px rgba(110, 140, 255, .25), 0 10px 40px -10px rgba(77, 124, 255, .55);
  --circuit-opacity: .09;
  --input-bg: rgba(8, 13, 36, .7);
}
[data-theme="light"] {
  color-scheme: light;
  --bg: #f3f6ff; --bg-2: #e8eefc;
  --surface: #ffffff; --surface-2: #f2f5ff; --surface-solid: #ffffff;
  --border: #dde4f6; --border-strong: #c3cff0;
  --text: #1b2350; --muted: #5d6892; --heading: #0b1437;
  --accent: #2f6df6; --accent-2: #7a4dff; --cyan: #0a9fdc;
  --header-bg: rgba(255, 255, 255, .86);
  --shadow: 0 18px 40px -22px rgba(25, 45, 120, .35);
  --glow: 0 0 0 1px rgba(47, 109, 246, .18), 0 10px 30px -12px rgba(47, 109, 246, .45);
  --circuit-opacity: .07;
  --input-bg: #ffffff;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; min-height: 100vh; display: flex; flex-direction: column;
  font: 16px/1.6 var(--font-body); color: var(--text); background: var(--bg);
  background-image:
    radial-gradient(1200px 600px at 85% -10%, rgba(91, 108, 255, .16), transparent 60%),
    radial-gradient(900px 500px at -10% 30%, rgba(61, 139, 255, .10), transparent 60%);
  background-attachment: fixed;
  transition: background-color .3s, color .3s;
}
body::before { /* «печатная плата» на фоне */
  content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none; opacity: var(--circuit-opacity);
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240' fill='none' stroke='%237aa2ff' stroke-width='1.4'%3E%3Cpath d='M0 40h60l20 20h60M240 80h-50l-20-20M40 240v-60l20-20v-40M120 0v40l20 20h40l20 20v40M200 240v-40l-30-30h-50M0 160h30l20 20v30'/%3E%3Ccircle cx='140' cy='60' r='4'/%3E%3Ccircle cx='60' cy='120' r='4'/%3E%3Ccircle cx='200' cy='120' r='4'/%3E%3Ccircle cx='120' cy='170' r='4'/%3E%3Ccircle cx='50' cy='210' r='4'/%3E%3C/svg%3E");
}
main { flex: 1; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { font-family: var(--font-head); color: var(--heading); line-height: 1.15; margin: 0 0 .6em; letter-spacing: -.01em; }
h1 { font-size: clamp(2rem, 4.6vw, 3.4rem); font-weight: 800; }
h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); font-weight: 800; }
h3 { font-size: 1.15rem; font-weight: 700; }
p { margin: 0 0 1em; }
button { font: inherit; }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; border-radius: 6px; }
.container { width: min(100% - 32px, var(--container)); margin-inline: auto; }
.narrow { max-width: 820px; }
.center { text-align: center; }
.muted { color: var(--muted); }
.small { font-size: .88rem; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--accent); color: #fff; padding: 8px 14px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }
.eyebrow { text-transform: uppercase; letter-spacing: .14em; font-size: .78rem; font-weight: 700; color: var(--cyan); margin-bottom: 1rem; }
[hidden] { display: none !important; }

/* --- Кнопки --- */
.btn {
  --h: 46px; display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  min-height: var(--h); padding: 0 1.4em; border-radius: 999px; border: 1px solid transparent;
  font: 700 .92rem/1 var(--font-head); letter-spacing: .02em; text-transform: uppercase; cursor: pointer;
  text-decoration: none !important; transition: transform .15s, box-shadow .2s, background .2s, color .2s; white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--grad); color: #fff; box-shadow: var(--glow); }
.btn--primary:hover { box-shadow: 0 0 0 1px rgba(150, 170, 255, .4), 0 12px 46px -8px rgba(110, 107, 255, .8); }
.btn--ghost { background: transparent; color: var(--heading); border-color: var(--border-strong); }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn--sm { --h: 38px; padding: 0 1.1em; font-size: .78rem; }
.btn--lg { --h: 56px; padding: 0 2em; font-size: 1rem; }
.btn--block { width: 100%; }
.btn[disabled] { opacity: .6; cursor: progress; }
.icon-btn {
  position: relative; display: inline-grid; place-items: center; width: 42px; height: 42px; border-radius: 12px;
  background: var(--surface-2); border: 1px solid var(--border); color: var(--heading); cursor: pointer;
}
.icon-btn svg { width: 21px; height: 21px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.icon-btn:hover { border-color: var(--accent); color: var(--accent); }
.chip {
  display: inline-flex; align-items: center; padding: .5em 1.05em; border-radius: 999px; border: 1px solid var(--border);
  background: var(--surface); color: var(--text); cursor: pointer; font-weight: 600; font-size: .9rem; text-decoration: none !important;
}
.chip:hover { border-color: var(--accent); }
.chip.is-active { background: var(--grad); border-color: transparent; color: #fff; }
.chip--sm { font-size: .82rem; padding: .4em .9em; }

/* --- Шапка --- */
.header {
  position: sticky; top: 0; z-index: 50; background: var(--header-bg); backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%); border-bottom: 1px solid var(--border);
}
.header__row { display: flex; align-items: center; gap: 20px; min-height: 76px; }
.logo { display: flex; align-items: center; gap: 12px; color: var(--heading); text-decoration: none !important; flex-shrink: 0; }
.logo img { width: 44px; height: 44px; border-radius: 50%; box-shadow: 0 0 18px rgba(80, 150, 255, .45); }
.logo__text { display: flex; flex-direction: column; font-family: var(--font-head); line-height: 1.05; }
.logo__text b { font-size: 1.08rem; font-weight: 800; letter-spacing: .02em; }
.logo__text small { font-size: .72rem; font-weight: 700; letter-spacing: .14em; background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent; }
.nav { display: flex; align-items: center; gap: 4px; margin-inline: auto; }
.nav > a {
  padding: 8px 12px; border-radius: 10px; color: var(--text); font: 700 .8rem/1 var(--font-head);
  text-transform: uppercase; letter-spacing: .06em; text-decoration: none !important;
}
.nav > a:hover, .nav > a.is-active { color: var(--heading); background: var(--surface-2); }
.nav > a.nav__biz { border: 1px solid var(--border-strong); margin-left: 6px; }
.nav > a.nav__biz:hover, .nav > a.nav__biz.is-active { border-color: var(--accent-2); color: var(--accent-2); background: transparent; }
.nav__mobile-extra { display: none; }
.header__actions { display: flex; align-items: center; gap: 8px; }
.header__contacts { display: flex; align-items: center; gap: 10px; margin-right: 4px; }
.header__phone { color: var(--heading); font: 700 .9rem var(--font-head); white-space: nowrap; }
.messengers { display: inline-flex; gap: 6px; }
.msg { display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; color: #fff; }
.msg svg { width: 18px; height: 18px; fill: currentColor; }
.msg--tg { background: #2aabee; } .msg--wa { background: #25d366; }
.msg:hover { filter: brightness(1.1); }
.cart-count {
  position: absolute; top: -6px; right: -6px; min-width: 20px; height: 20px; padding: 0 5px; border-radius: 10px;
  background: var(--grad); color: #fff; font: 700 .72rem/20px var(--font-head); text-align: center;
}
.theme-toggle .i-sun { display: none; }
[data-theme="light"] .theme-toggle .i-sun { display: block; }
[data-theme="light"] .theme-toggle .i-moon { display: none; }
.burger { display: none; }
.burger span { display: block; width: 18px; height: 2px; background: currentColor; border-radius: 2px; margin: 2px 0; transition: transform .2s, opacity .2s; }

@media (max-width: 1440px) { .header__phone { display: none; } .nav > a { padding: 8px 10px; } }
@media (max-width: 1180px) { .header__contacts { display: none; } }
.nav > a { white-space: nowrap; }
@media (max-width: 980px) {
  .burger { display: inline-grid; align-content: center; }
  .header__cta { display: none; }
  .nav {
    position: fixed; inset: 76px 0 auto 0; flex-direction: column; align-items: stretch; gap: 2px; margin: 0;
    padding: 12px 16px 20px; background: var(--surface-solid); border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow); transform: translateY(-120%); transition: transform .25s; max-height: calc(100vh - 76px); overflow: auto;
  }
  .nav.is-open { transform: none; }
  .nav > a { padding: 14px 12px; font-size: .9rem; }
  .nav > a.nav__biz { margin: 6px 0 0; text-align: center; }
  .nav__mobile-extra { display: flex; align-items: center; justify-content: space-between; padding: 14px 12px 0; }
  .nav__phone { color: var(--heading); font: 700 1rem var(--font-head); }
  .burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
}
@media (max-width: 420px) {
  .logo__text b { font-size: .95rem; } .logo img { width: 38px; height: 38px; }
  .header__row { gap: 10px; } .header__actions { gap: 6px; } .icon-btn { width: 38px; height: 38px; }
}

/* --- Секции --- */
.section { padding: clamp(48px, 7vw, 88px) 0; }
.section--tight { padding-top: 24px; }
.section__head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 28px; flex-wrap: wrap; }
.section__head h2 { margin: 0; }
.section__head--mt { margin-top: 64px; }
.link-more { font-weight: 700; font-family: var(--font-head); font-size: .9rem; }
.page-head { padding: clamp(40px, 6vw, 72px) 0 24px; position: relative; }
.page-head p { color: var(--muted); max-width: 680px; font-size: 1.08rem; }
.page-head h1 { background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent; }
[data-theme="light"] .page-head h1 { background: linear-gradient(100deg, #1d4fd8, #6c3cf0); -webkit-background-clip: text; background-clip: text; }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow);
}
[data-theme="dark"] .card { backdrop-filter: blur(6px); }

/* --- Первый экран --- */
.hero { position: relative; overflow: hidden; padding: clamp(32px, 6vw, 72px) 0 clamp(40px, 6vw, 80px); }
.hero__grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 40px; align-items: center; }
.hero__title { font-size: clamp(1.9rem, 4.2vw, 3.3rem); text-transform: uppercase; }
.hero__title { background: linear-gradient(100deg, #7fd0ff 0%, #ffffff 55%); -webkit-background-clip: text; background-clip: text; color: transparent; }
[data-theme="light"] .hero__title { background: linear-gradient(100deg, #1f6bff 0%, #0b1437 60%); -webkit-background-clip: text; background-clip: text; }
.hero__sub { font-size: clamp(1rem, 1.6vw, 1.15rem); color: var(--muted); max-width: 600px; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; margin: 28px 0 34px; }
.hero__cta--center { justify-content: center; }
.hero__stats { display: flex; flex-wrap: wrap; gap: 14px 34px; list-style: none; padding: 0; margin: 0; }
.hero__stats b { display: block; font: 800 1.45rem var(--font-head); background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero__stats span { color: var(--muted); font-size: .88rem; }
.hero__img { border-radius: var(--radius); box-shadow: var(--glow); width: 100%; object-fit: cover; aspect-ratio: 6/5; }
.orb { position: relative; aspect-ratio: 1; max-width: 520px; margin-inline: auto; display: grid; place-items: center; }
.orb img { width: 74%; border-radius: 50%; position: relative; z-index: 2; box-shadow: 0 0 80px rgba(60, 140, 255, .55), 0 0 160px rgba(130, 90, 255, .3);
  /* отдельный слой видеокарты: движение на доли пикселя без перерисовки свечения — иначе логотип «дёргается» */
  will-change: transform; transform: translate3d(0, 0, 0); backface-visibility: hidden; animation: float 6s ease-in-out infinite; }
.orb__ring { position: absolute; inset: 0; border-radius: 50%; border: 1px solid rgba(100, 160, 255, .35); }
.orb__ring.r1 { inset: 2%; border-style: dashed; will-change: transform; animation: spin 40s linear infinite; }
.orb__ring.r2 { inset: 8%; border-color: rgba(155, 107, 255, .35); will-change: transform; animation: spin 28s linear infinite reverse; }
.orb__ring.r3 { inset: -4%; border-color: rgba(95, 208, 255, .18); }
.orb__chip {
  position: absolute; z-index: 3; padding: 8px 14px; border-radius: 999px; font: 700 .8rem var(--font-head);
  background: var(--surface-solid); border: 1px solid var(--border-strong); color: var(--heading); box-shadow: var(--glow); white-space: nowrap;
}
.orb__chip.c1 { top: 10%; left: -2%; } .orb__chip.c2 { top: 46%; right: -4%; } .orb__chip.c3 { bottom: 8%; left: 10%; }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes float { 0%, 100% { transform: translate3d(0, 0, 0); } 50% { transform: translate3d(0, -12px, 0); } }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; } }
@media (max-width: 900px) {
  .hero__grid { grid-template-columns: 1fr; }
  .hero__visual { order: -1; max-width: 360px; margin-inline: auto; width: 100%; }
  .orb__chip { font-size: .7rem; padding: 6px 10px; }
}

/* --- Преимущества, услуги --- */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature { padding: 28px; }
.feature p { color: var(--muted); margin: 0; }
.feature__icon, .service__icon, .b2b__icon {
  width: 56px; height: 56px; border-radius: 16px; display: grid; place-items: center; margin-bottom: 18px;
  background: linear-gradient(140deg, rgba(77, 148, 255, .18), rgba(155, 107, 255, .18)); border: 1px solid var(--border-strong);
}
.ico { width: 30px; height: 30px; fill: none; stroke: var(--accent); stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.services { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.service { padding: 28px; display: flex; flex-direction: column; }
.service > p { color: var(--muted); }
.service__img { border-radius: var(--radius-sm); margin-bottom: 18px; aspect-ratio: 16/10; object-fit: cover; width: 100%; }
.service__foot { margin-top: auto; padding-top: 16px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.price-from { font: 700 1.02rem var(--font-head); color: var(--heading); }
.ticks { list-style: none; padding: 0; margin: 0 0 8px; }
.ticks li { position: relative; padding-left: 26px; margin: 8px 0; }
.ticks li::before { content: ""; position: absolute; left: 0; top: .45em; width: 14px; height: 8px; border-left: 2px solid var(--cyan); border-bottom: 2px solid var(--cyan); transform: rotate(-45deg); }
.ticks--inline { display: flex; flex-wrap: wrap; gap: 4px 26px; }
@media (max-width: 900px) { .features, .services { grid-template-columns: 1fr; } }
@media (min-width: 640px) and (max-width: 900px) { .features { grid-template-columns: repeat(2, 1fr); } }

.steps__list { counter-reset: s; list-style: none; padding: 0; margin: 24px 0 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.steps__list li { counter-increment: s; padding: 22px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border); }
.steps__list li::before { content: counter(s, decimal-leading-zero); display: block; font: 800 1.6rem var(--font-head); background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent; margin-bottom: 8px; }
.steps__list b { display: block; font-family: var(--font-head); color: var(--heading); margin-bottom: 4px; }
.steps__list span { color: var(--muted); font-size: .92rem; }
@media (max-width: 1000px) { .steps__list { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .steps__list { grid-template-columns: 1fr; } }

/* --- Портфолио --- */
.pf-filters { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 24px; }
.pf-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 18px; }
.pf-item { margin: 0; border-radius: var(--radius); overflow: hidden; background: var(--surface); border: 1px solid var(--border); display: flex; flex-direction: column; }
.pf-item__open { display: block; padding: 0; border: 0; background: none; cursor: zoom-in; width: 100%; }
.pf-item img { width: 100%; aspect-ratio: 1; object-fit: cover; transition: transform .4s; }
.pf-item:hover img { transform: scale(1.04); }
.pf-item .ph { aspect-ratio: 1; }
.pf-item figcaption { padding: 16px 18px 18px; display: grid; gap: 4px; }
.pf-item figcaption b { font-family: var(--font-head); color: var(--heading); }
.pf-item figcaption small { color: var(--muted); }
.pf-item__cat { font-size: .74rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; color: var(--cyan); }
.ph {
  display: grid; place-items: center; align-content: center; gap: 10px; width: 100%; height: 100%; min-height: 180px; color: var(--muted);
  background: radial-gradient(circle at 50% 40%, rgba(110, 120, 255, .22), transparent 65%), var(--surface-2);
  font: 700 .76rem var(--font-head); text-transform: uppercase; letter-spacing: .12em;
}
.ph svg { width: 38%; max-width: 110px; }

/* --- Товары --- */
.products { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 18px; }
.products--row { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.product { overflow: hidden; display: flex; flex-direction: column; transition: transform .2s, box-shadow .2s; }
.product:hover { transform: translateY(-3px); box-shadow: var(--glow); }
.product__media { position: relative; display: block; aspect-ratio: 1; background: var(--surface-2); }
.product__media img { width: 100%; height: 100%; object-fit: cover; }
.product__body { padding: 16px; display: flex; flex-direction: column; flex: 1; }
.product__title { font-size: 1.02rem; margin-bottom: 8px; }
.product__title a { color: var(--heading); }
.product__meta { margin: 0 0 12px; display: grid; gap: 2px; font-size: .84rem; }
.product__meta div { display: flex; gap: 6px; }
.product__meta dt { color: var(--muted); } .product__meta dt::after { content: ":"; }
.product__meta dd { margin: 0; }
.product__foot { margin-top: auto; display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.price { font: 800 1.2rem var(--font-head); color: var(--heading); }
.price small { display: block; font-size: .72rem; font-weight: 600; color: var(--muted); }
.price--lg { font-size: 1.9rem; }
.badge { position: absolute; top: 12px; left: 12px; padding: 5px 10px; border-radius: 999px; font: 700 .72rem var(--font-head); color: #fff; backdrop-filter: blur(4px); }
.badge--static { position: static; display: inline-block; margin-bottom: 14px; }
.badge--ok { background: rgba(34, 197, 139, .9); } .badge--wait { background: rgba(245, 165, 36, .92); color: #2a1a00; }
.empty { grid-column: 1 / -1; padding: 40px; text-align: center; color: var(--muted); }

.shop { display: grid; grid-template-columns: 230px 1fr; gap: 28px; align-items: start; }
.shop__side { position: sticky; top: 96px; display: grid; gap: 22px; }
.filter-group h3 { font-size: .8rem; text-transform: uppercase; letter-spacing: .12em; color: var(--muted); margin-bottom: 8px; }
.filter-link { display: block; padding: 8px 12px; border-radius: 10px; color: var(--text); font-weight: 600; }
.filter-link:hover { background: var(--surface-2); text-decoration: none; }
.filter-link.is-active { background: var(--surface-2); color: var(--heading); box-shadow: inset 3px 0 0 var(--accent); }
.shop__bar { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 18px; }
.sort { display: flex; gap: 8px; flex-wrap: wrap; }
.pager { display: flex; gap: 8px; justify-content: center; margin: 28px 0 0; }
.pager a { min-width: 40px; height: 40px; display: grid; place-items: center; border-radius: 10px; border: 1px solid var(--border); background: var(--surface); color: var(--text); font-weight: 700; }
.pager a.is-active { background: var(--grad); color: #fff; border-color: transparent; }
.shop__custom { margin-top: 28px; padding: 22px 26px; display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.shop__custom h3, .shop__custom p { margin: 0; } .shop__custom p { color: var(--muted); }
@media (max-width: 860px) {
  .shop { grid-template-columns: 1fr; gap: 16px; }
  .shop__side { position: static; display: flex; flex-direction: column; gap: 10px; }
  .filter-group { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 4px; align-items: center; }
  .filter-group h3 { display: none; }
  .filter-link { white-space: nowrap; border: 1px solid var(--border); border-radius: 999px; padding: 6px 14px; font-size: .88rem; }
  .filter-link.is-active { box-shadow: none; border-color: var(--accent); }
  .products { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .product__body { padding: 12px; }
  .product__foot .btn { width: 100%; }
  .price { font-size: 1.05rem; }
}

/* --- Карточка товара --- */
.crumbs { font-size: .9rem; color: var(--muted); margin: 8px 0 18px; }
.pdp { display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: start; }
.pdp__main { display: block; width: 100%; padding: 0; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; background: var(--surface-2); cursor: zoom-in; aspect-ratio: 1; }
.pdp__main img { width: 100%; height: 100%; object-fit: cover; }
.pdp__thumbs { display: flex; gap: 10px; margin-top: 12px; overflow-x: auto; }
.pdp__thumbs button { flex: 0 0 76px; padding: 0; border: 2px solid transparent; border-radius: 12px; overflow: hidden; cursor: pointer; background: none; }
.pdp__thumbs button.is-active { border-color: var(--accent); }
.pdp__info h1 { font-size: clamp(1.6rem, 3vw, 2.4rem); }
.lead { font-size: 1.08rem; color: var(--muted); }
.specs { display: grid; gap: 8px; margin: 18px 0; }
.specs div { display: flex; justify-content: space-between; gap: 16px; padding-bottom: 8px; border-bottom: 1px dashed var(--border); }
.specs dt { color: var(--muted); } .specs dd { margin: 0; font-weight: 600; text-align: right; }
.variants { border: 0; padding: 0; margin: 0 0 20px; display: grid; gap: 10px; }
.variants legend { font: 700 .8rem var(--font-head); text-transform: uppercase; letter-spacing: .12em; color: var(--muted); margin-bottom: 10px; }
.variant { display: flex; align-items: center; gap: 14px; padding: 14px 16px; border: 1px solid var(--border); border-radius: var(--radius-sm); cursor: pointer; background: var(--surface); }
.variant:has(input:checked) { border-color: var(--accent); box-shadow: var(--glow); }
.variant input { accent-color: var(--accent); width: 18px; height: 18px; }
.variant span { display: grid; flex: 1; } .variant small { color: var(--muted); }
.variant em { font: 800 1.05rem var(--font-head); font-style: normal; color: var(--heading); }
.pdp__buy { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; margin-bottom: 12px; }
.rich { line-height: 1.7; }
.rich h2 { font-size: 1.35rem; margin-top: 1.2em; } .rich h2:first-child { margin-top: 0; }
.rich.card { padding: clamp(20px, 4vw, 36px); }
@media (max-width: 860px) { .pdp { grid-template-columns: 1fr; gap: 24px; } }

/* --- B2B --- */
.b2b { display: grid; grid-template-columns: auto 1fr auto; gap: 28px; align-items: center; padding: clamp(24px, 4vw, 40px); }
.b2b__icon { margin: 0; width: 72px; height: 72px; } .b2b__icon .ico { width: 38px; height: 38px; }
.b2b h2 { margin-bottom: .3em; } .b2b p { color: var(--muted); }
@media (max-width: 860px) { .b2b { grid-template-columns: 1fr; } }
.biz-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.biz-card { padding: 26px; } .biz-card .ico { width: 40px; height: 40px; margin-bottom: 12px; } .biz-card p { color: var(--muted); margin: 0; }
.biz { display: grid; grid-template-columns: 1.4fr 1fr; gap: 20px; align-items: start; }
.biz__why { padding: clamp(20px, 4vw, 36px); }
@media (max-width: 860px) { .biz-cards, .biz { grid-template-columns: 1fr; } }

/* --- CTA --- */
.cta { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; padding: clamp(28px, 5vw, 48px); border-radius: 26px; background: var(--grad); color: #fff; box-shadow: var(--glow); }
.cta h2 { color: #fff; margin-bottom: .2em; } .cta p { margin: 0; opacity: .9; }
.cta .btn--primary { background: #fff; color: #3b3fd8; }

/* --- Формы --- */
.form { padding: clamp(20px, 4vw, 32px); display: grid; gap: 16px; }
.form h2 { margin: 0; font-size: 1.4rem; }
.form__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.field { display: grid; gap: 6px; }
.field--wide { grid-column: 1 / -1; }
.field span { font-size: .84rem; font-weight: 600; color: var(--muted); }
.field input, .field select, .field textarea {
  width: 100%; padding: 12px 14px; border-radius: 12px; border: 1px solid var(--border-strong); background: var(--input-bg);
  color: var(--text); font: inherit; transition: border-color .2s, box-shadow .2s;
}
.field textarea { resize: vertical; min-height: 96px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(77, 148, 255, .2); }
.field .is-invalid, .field input:user-invalid { border-color: var(--danger); }
.form__kinds { border: 0; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.form__kinds legend { font-size: .84rem; font-weight: 600; color: var(--muted); margin-bottom: 8px; }
.kind input { position: absolute; opacity: 0; pointer-events: none; }
.kind span { display: inline-block; padding: 10px 16px; border-radius: 999px; border: 1px solid var(--border-strong); cursor: pointer; font-weight: 600; font-size: .92rem; background: var(--surface); }
.kind input:checked + span { background: var(--grad); color: #fff; border-color: transparent; }
.kind input:focus-visible + span { outline: 2px solid var(--cyan); outline-offset: 2px; }
.form__note { margin: 0; padding: 12px 14px; border-radius: 12px; background: var(--surface-2); border: 1px solid var(--border); }
.drop { position: relative; border: 2px dashed var(--border-strong); border-radius: var(--radius-sm); padding: 18px; text-align: center; background: var(--surface-2); transition: border-color .2s, background .2s; }
.drop.is-over { border-color: var(--accent); background: rgba(77, 148, 255, .08); }
.drop input { position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; }
.drop label { display: grid; gap: 4px; cursor: pointer; }
.drop small { color: var(--muted); }
.drop__list { list-style: none; padding: 0; margin: 10px 0 0; display: grid; gap: 6px; text-align: left; position: relative; z-index: 2; }
.drop__list li { display: flex; justify-content: space-between; gap: 10px; padding: 8px 12px; border-radius: 10px; background: var(--surface); border: 1px solid var(--border); font-size: .88rem; }
.drop__list li.is-bad { border-color: var(--danger); }
.drop__list button { border: 0; background: none; color: var(--muted); cursor: pointer; font-size: 1.1rem; line-height: 1; }
.hp { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; opacity: 0; }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: .9rem; color: var(--muted); }
.check input { margin-top: 4px; width: 18px; height: 18px; accent-color: var(--accent); flex-shrink: 0; }
.form__actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.progress { flex: 1; min-width: 160px; height: 8px; border-radius: 4px; background: var(--surface-2); overflow: hidden; }
.progress span { display: block; height: 100%; width: 0; background: var(--grad); transition: width .2s; }
.form__msg { margin: 0; min-height: 1.2em; font-weight: 600; }
.form__msg.is-error { color: var(--danger); } .form__msg.is-ok { color: var(--ok); }
.form-success { text-align: center; padding: clamp(28px, 5vw, 48px); }
.form-success__icon { width: 64px; height: 64px; margin: 0 auto 16px; border-radius: 50%; display: grid; place-items: center; background: var(--grad); color: #fff; font-size: 2rem; box-shadow: var(--glow); }
@media (max-width: 640px) { .form__grid { grid-template-columns: 1fr; } }

/* --- Корзина --- */
.cart { display: grid; grid-template-columns: 1fr 380px; gap: 24px; align-items: start; }
.cart__aside { display: grid; gap: 16px; position: sticky; top: 96px; }
.cart__summary { padding: 20px 22px; }
.cart__total { display: flex; justify-content: space-between; align-items: baseline; font-family: var(--font-head); }
.cart__total b { font-size: 1.7rem; color: var(--heading); }
.cart-line { display: grid; grid-template-columns: 88px 1fr auto; gap: 16px; align-items: center; padding: 14px; margin-bottom: 12px; }
.cart-line__img { width: 88px; height: 88px; border-radius: 12px; overflow: hidden; background: var(--surface-2); }
.cart-line__img img { width: 100%; height: 100%; object-fit: cover; }
.cart-line__img .ph { min-height: 0; } .cart-line__img .ph span { display: none; }
.cart-line h3 { font-size: 1rem; margin: 0 0 4px; } .cart-line h3 a { color: var(--heading); }
.cart-line small { color: var(--muted); }
.cart-line__side { display: grid; justify-items: end; gap: 8px; }
.qty { display: inline-flex; align-items: center; border: 1px solid var(--border-strong); border-radius: 999px; overflow: hidden; }
.qty button { width: 34px; height: 34px; border: 0; background: transparent; color: var(--heading); cursor: pointer; font-size: 1.1rem; }
.qty span { min-width: 28px; text-align: center; font-weight: 700; }
.link-btn { border: 0; background: none; color: var(--muted); cursor: pointer; font-size: .84rem; text-decoration: underline; padding: 0; }
@media (max-width: 900px) {
  .cart { grid-template-columns: 1fr; } .cart__aside { position: static; }
  .cart-line { grid-template-columns: 64px 1fr; } .cart-line__img { width: 64px; height: 64px; }
  .cart-line__side { grid-column: 1 / -1; display: flex; justify-content: space-between; align-items: center; }
}

/* --- Контакты, оплата, 404 --- */
.contacts { display: grid; grid-template-columns: 1fr 1.4fr; gap: 24px; align-items: start; }
.contacts__card { padding: 28px; display: grid; gap: 18px; }
.contacts__card > div { display: grid; gap: 2px; }
.contacts__card .big { font: 700 1.15rem var(--font-head); color: var(--heading); }
@media (max-width: 860px) { .contacts { grid-template-columns: 1fr; } }
.pay { padding: clamp(28px, 5vw, 48px); text-align: center; display: grid; gap: 10px; justify-items: center; }
.big404 { font: 800 clamp(5rem, 16vw, 9rem)/1 var(--font-head); background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent; margin: 0; }

/* --- Подвал --- */
.footer { margin-top: 40px; background: var(--footer-bg); color: var(--footer-text); border-top: 1px solid rgba(122, 150, 255, .16); }
.footer a { color: var(--footer-text); }
.footer a:hover { color: #fff; }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 32px; padding: 48px 0 28px; }
.logo--footer { color: #fff; }
.footer__about { margin-top: 14px; max-width: 360px; font-size: .92rem; }
.footer__nav, .footer__contacts { display: grid; gap: 10px; align-content: start; font-size: .94rem; }
.footer__bottom { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; padding: 18px 0 28px; border-top: 1px solid rgba(122, 150, 255, .14); font-size: .84rem; }
@media (max-width: 760px) { .footer__grid { grid-template-columns: 1fr; gap: 24px; } }

/* --- Уведомления, лайтбокс --- */
.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); z-index: 90; padding: 12px 20px; border-radius: 999px;
  background: var(--surface-solid); color: var(--heading); border: 1px solid var(--border-strong); box-shadow: var(--glow); font-weight: 600;
  max-width: calc(100% - 32px);
}
.toast a { margin-left: 10px; font-weight: 700; }
.lightbox { position: fixed; inset: 0; z-index: 100; background: rgba(3, 6, 18, .92); display: grid; place-items: center; padding: 56px 16px; }
.lightbox img { max-width: min(1200px, 100%); max-height: calc(100vh - 140px); width: auto; border-radius: 12px; }
.lightbox__caption { position: absolute; bottom: 16px; left: 0; right: 0; text-align: center; color: #dfe5ff; margin: 0; }
.lightbox__close, .lightbox__nav { position: absolute; border: 0; background: rgba(255, 255, 255, .1); color: #fff; width: 48px; height: 48px; border-radius: 50%; font-size: 1.8rem; cursor: pointer; }
.lightbox__close { top: 12px; right: 12px; }
.lightbox__prev { left: 12px; top: 50%; } .lightbox__next { right: 12px; top: 50%; }

/* --- Защита от горизонтальной прокрутки на телефонах --- */
.shop > *, .products > *, .pdp > *, .cart > *, .contacts > *, .biz > * { min-width: 0; }
@media (max-width: 860px) {
  .sort { flex-wrap: nowrap; overflow-x: auto; max-width: 100%; padding-bottom: 4px; }
  .sort .chip { white-space: nowrap; }
  .shop__bar { flex-direction: column; align-items: stretch; }
  .product__title { font-size: .95rem; }
  .product__meta { font-size: .78rem; }
  .product__meta div { flex-wrap: wrap; gap: 0 4px; }
}