/* SDELANO3D — по брендбуку v1.0 (brand/brandbook.pdf).
   Пропорции: графит/бумага — основа, мята — фирменная фактура, маджента — только акцент (≤10% площади). */
:root {
  --magenta: #A0138E;        /* акценты на светлом */
  --magenta-light: #FF4FB0;  /* акценты на тёмном */
  --mint: #86EBCD;           /* слои, плашки */
  --mint-deep: #2FA987;      /* иконки, ссылки, тени слоёв */
  --graphite: #121820;       /* тёмный фон */
  --ink: #141719;            /* текст */
  --paper: #F6F8F8;          /* светлый фон */
  --drafting: #AEBCC4;       /* линии чертежа, второстепенный текст на тёмном */
  --ink-2: rgba(20, 23, 25, .62);   /* второстепенный текст на светлом */
  --line: rgba(20, 23, 25, .1);
  --sans: 'Inter', -apple-system, 'Segoe UI', Helvetica, Arial, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, Consolas, monospace;
  --gutter: 32px;
  --r-card: 24px;
  --r-panel: 44px;           /* стекло: 40–48 px */
  --shadow: 0 1px 2px rgba(18, 24, 32, .05), 0 10px 30px rgba(18, 24, 32, .07);
  --shadow-up: 0 2px 4px rgba(18, 24, 32, .06), 0 18px 44px rgba(18, 24, 32, .13);
  /* миллиметровка и чертёжная сетка */
  --grid-light: linear-gradient(rgba(174, 188, 196, .22) 1px, transparent 1px) 0 0 / 32px 32px,
                linear-gradient(90deg, rgba(174, 188, 196, .22) 1px, transparent 1px) 0 0 / 32px 32px;
  --grid-dark: linear-gradient(rgba(174, 188, 196, .09) 1px, transparent 1px) 0 0 / 40px 40px,
               linear-gradient(90deg, rgba(174, 188, 196, .09) 1px, transparent 1px) 0 0 / 40px 40px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--grid-light), var(--paper); color: var(--ink); font: 16px/1.5 var(--sans); }
a { color: inherit; }
img { display: block; max-width: 100%; }
[hidden] { display: none !important; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.wrap { max-width: 1280px; margin: 0 auto; padding: 0 var(--gutter); }

/* ---------- pills (как подпись в знаке) ---------- */
.pill { display: inline-flex; align-items: center; gap: 6px; border: 1.5px solid var(--ink); border-radius: 999px; padding: 7px 16px;
  font: 600 13px/1.2 var(--sans); letter-spacing: .06em; text-transform: uppercase; text-decoration: none; white-space: nowrap; background: #fff; }
.pill .n { font: 500 11px var(--mono); letter-spacing: 0; opacity: .55; }
.pill.on, .pill.mint { background: var(--mint); border-color: var(--mint); }
.pill.on .n { opacity: .75; }

/* ---------- header ---------- */
.top { background: var(--graphite); color: #fff; border-bottom: 1px solid rgba(174, 188, 196, .14); }
.top-in { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 18px; padding-bottom: 18px; }
.logo { display: block; }
.logo img { width: 240px; height: auto; }       /* брендбук: горизонтальная компоновка от 240 px */
.top-note { font: 500 12px var(--mono); text-transform: uppercase; letter-spacing: .14em; color: var(--mint); }

/* ---------- hero: чертёж + слои + стекло ---------- */
.hero { position: relative; overflow: hidden; color: #fff;
  background: radial-gradient(ellipse 45% 70% at 28% 105%, rgba(160, 19, 142, .32), transparent 70%),
              radial-gradient(ellipse 40% 80% at 78% 45%, rgba(47, 169, 135, .26), transparent 70%),
              var(--grid-dark), var(--graphite); }
.hero .layers { position: absolute; top: 0; bottom: 0; right: 0; width: 200px; background: url('brand/filament.svg') 0 0 / 320px auto repeat-y; }
.hero-in { position: relative; padding-top: 72px; padding-bottom: 72px; }
.glass { position: relative; max-width: 760px; padding: 44px 48px 40px; border-radius: var(--r-panel);
  background: rgba(255, 255, 255, .1); border: 2px solid rgba(255, 255, 255, .6);
  -webkit-backdrop-filter: blur(26px) saturate(1.15); backdrop-filter: blur(26px) saturate(1.15);
  box-shadow: 0 24px 50px rgba(0, 0, 0, .35), inset 0 1px 0 rgba(255, 255, 255, .25); }
.eyebrow { font: 500 12px var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--mint); margin-bottom: 18px; }
.glass h1 { font-weight: 800; font-size: clamp(36px, 5.4vw, 68px); line-height: 1.02; letter-spacing: -.025em; margin: 0 0 18px; }
.glass p { margin: 0; max-width: 560px; color: #dfe7ea; font-size: 17px; }
.glass p a { color: var(--mint); }

/* ---------- home hero = обложка бренда: чертежи, крупный знак, капсулы ---------- */
.banner { background: radial-gradient(ellipse 34% 62% at 30% 92%, rgba(160, 19, 142, .38), transparent 70%),
                      radial-gradient(ellipse 42% 85% at 74% 42%, rgba(47, 169, 135, .30), transparent 72%),
                      var(--grid-dark), var(--graphite); }
.banner .bp { position: absolute; inset: 0; background: url('brand/blueprint.svg') 0 50% / auto 112% repeat-x; opacity: .17; }
.banner-in { position: relative; display: flex; align-items: center; gap: 52px; padding-top: 64px; padding-bottom: 64px; padding-right: 130px; min-height: 520px; }
.emblem { flex: 0 0 auto; width: clamp(220px, 24vw, 320px); height: auto; filter: drop-shadow(0 18px 40px rgba(0, 0, 0, .45)); }
.banner-text { min-width: 0; }
.wordmark { margin: 0; font-weight: 800; font-size: clamp(44px, 6.4vw, 92px); line-height: .95; letter-spacing: -.025em; text-transform: uppercase; }
.wordmark .w3d { color: var(--magenta-light); }
.descriptor { margin-top: 18px; font: 600 clamp(13px, 1.3vw, 18px) var(--sans); letter-spacing: .28em; text-transform: uppercase; color: #dfe7ea; }
.pitch { margin: 18px 0 0; max-width: 560px; font-size: 17px; color: #c9d4d9; }
.caps { list-style: none; display: flex; flex-wrap: wrap; gap: 12px; margin: 26px 0 0; padding: 0; }
.caps li { display: inline-flex; align-items: center; gap: 10px; padding: 10px 18px 10px 14px; border-radius: 999px; font-weight: 600; font-size: 16px;
  background: rgba(255, 255, 255, .09); border: 1.5px solid rgba(255, 255, 255, .6);
  -webkit-backdrop-filter: blur(22px); backdrop-filter: blur(22px); box-shadow: 0 10px 24px rgba(0, 0, 0, .28), inset 0 1px 0 rgba(255, 255, 255, .2); }
.caps li::before { content: ''; width: 10px; height: 10px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 3px rgba(134, 235, 205, .25); }
.geo { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin-top: 26px; font: 600 14px var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--mint); }
.geo .pin { fill: var(--magenta-light); flex: 0 0 auto; }
.geo .dot { color: var(--drafting); }
.geo a { color: var(--magenta-light); text-decoration: none; border-bottom: 1.5px solid currentColor; padding-bottom: 1px; }
.geo a:hover { color: #fff; }

/* ---------- categories + search ---------- */
.bar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px; padding-top: 32px; padding-bottom: 24px; }
.tools { display: flex; gap: 10px; align-items: center; flex: 0 1 520px; justify-content: flex-end; margin-left: auto; }
.search { display: block; flex: 1 1 260px; }
.sort { display: block; flex: 0 0 auto; }
.sort select { font: 500 14px var(--mono); color: var(--ink); background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5l5 5 5-5' fill='none' stroke='%23141719' stroke-width='1.8'/%3E%3C/svg%3E") no-repeat right 14px center;
  border: 1.5px solid var(--ink); border-radius: 999px; padding: 9px 38px 9px 16px; appearance: none; -webkit-appearance: none; cursor: pointer; outline: none; }
.sort select:focus { box-shadow: 0 0 0 3px var(--mint); }
.search input { width: 100%; font: 500 14px var(--mono); color: var(--ink); background: #fff; border: 1.5px solid var(--ink); border-radius: 999px;
  padding: 9px 18px; outline: none; transition: box-shadow .15s; }
.search input::placeholder { color: rgba(20, 23, 25, .45); }
.search input:focus { box-shadow: 0 0 0 3px var(--mint); }
.cats { display: flex; flex-wrap: wrap; gap: 10px; }

/* ---------- product grid ---------- */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 20px; }
.card { display: flex; flex-direction: column; text-decoration: none; background: #fff; border-radius: var(--r-card); padding: 10px;
  box-shadow: var(--shadow); transition: transform .2s ease, box-shadow .2s ease; -webkit-tap-highlight-color: transparent; }
.card:active { transform: scale(.985); }
.ph { aspect-ratio: 1; border-radius: 16px; overflow: hidden; background: #eef2f3; }
.ph img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
.noph { display: flex; width: 100%; height: 100%; align-items: center; justify-content: center; font: 14px var(--mono); color: var(--ink-2); }
.card-meta { display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; padding: 14px 8px 8px; flex: 1; align-content: start; }
.sku { font: 500 12px var(--mono); color: var(--mint-deep); letter-spacing: .02em; }
.card-title { grid-column: 1 / -1; font-weight: 700; font-size: 17px; line-height: 1.25; letter-spacing: -.01em; }
.spec { grid-column: 1 / -1; font: 12px var(--mono); color: var(--ink-2); }
.price { grid-column: 1 / -1; margin-top: 8px; font-weight: 800; font-size: 19px; color: var(--magenta); letter-spacing: -.01em; white-space: nowrap; }
.empty { padding: 48px 0; text-align: center; font-family: var(--mono); color: var(--ink-2); }

/* ---------- product page ---------- */
.crumbs { display: flex; flex-wrap: wrap; gap: 8px; padding-top: 28px; padding-bottom: 24px; font: 500 12px var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--ink-2); }
.crumbs a { text-decoration: none; color: var(--mint-deep); }
.crumbs a:hover { text-decoration: underline; }
.item { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 48px; padding-bottom: 72px; align-items: start; }
.gallery { position: sticky; top: 24px; background: #fff; border-radius: 32px; padding: 12px; box-shadow: var(--shadow); }
.main-ph { aspect-ratio: 1; border-radius: 22px; overflow: hidden; background: #eef2f3; position: relative; }
.track { display: flex; width: 100%; height: 100%; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; overscroll-behavior-x: contain; }
.track::-webkit-scrollbar { display: none; }
.track img { flex: 0 0 100%; width: 100%; height: 100%; object-fit: contain; scroll-snap-align: start; }
.count { position: absolute; right: 14px; bottom: 14px; font: 600 13px var(--mono); color: var(--ink); padding: 6px 14px; border-radius: 999px;
  background: rgba(255, 255, 255, .45); border: 1.5px solid rgba(255, 255, 255, .85);
  -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px); box-shadow: 0 6px 16px rgba(18, 24, 32, .12); }
.thumbs { display: grid; grid-template-columns: repeat(auto-fill, minmax(72px, 1fr)); gap: 8px; margin-top: 10px; }
.thumbs a { aspect-ratio: 1; border-radius: 12px; overflow: hidden; border: 2px solid transparent; -webkit-tap-highlight-color: transparent; }
.thumbs a.on { border-color: var(--mint-deep); }
.thumbs img { width: 100%; height: 100%; object-fit: cover; }
.info-top { display: flex; flex-wrap: wrap; gap: 8px; }
.sku-pill { font-family: var(--mono); font-weight: 600; letter-spacing: .04em; }
.info h1 { font-weight: 800; font-size: clamp(30px, 3.6vw, 48px); line-height: 1.05; letter-spacing: -.025em; margin: 20px 0 14px; }
.price.big { font-size: 34px; margin: 0 0 24px; }
.price .per { font-size: .62em; font-weight: 600; margin-left: 3px; color: var(--ink-2); }
.price-note { margin: -14px 0 22px; font-size: 14px; color: var(--ink-2); }
.desc { font-size: 16px; }
.desc p { margin: 0 0 12px; }
.specs { display: grid; grid-template-columns: max-content 1fr; margin: 20px 0 0; background: #fff; border-radius: var(--r-card); padding: 6px 22px; box-shadow: var(--shadow); }
.specs dt, .specs dd { margin: 0; padding: 13px 0; border-bottom: 1px solid var(--line); }
.specs dt:nth-last-child(2), .specs dd:last-child { border-bottom: 0; }
.specs dt { color: var(--ink-2); padding-right: 28px; font-size: 14px; }
.specs dd { font: 500 14px var(--mono); }
.order { position: relative; overflow: hidden; margin-top: 20px; padding: 24px 26px; border-radius: var(--r-card); background: var(--grid-dark), var(--graphite); color: #fff;
  display: flex; flex-direction: column; gap: 8px; }
.order .layers { position: absolute; top: 0; bottom: 0; right: 0; width: 72px; background: url('brand/filament.svg') 0 0 / 320px auto repeat-y; }
.order-label { position: relative; font-size: 15px; color: #dfe7ea; }
.order-sku { position: relative; font: 600 30px var(--mono); letter-spacing: .02em; }
.order-sku::first-letter { color: var(--magenta-light); }
.more { padding-bottom: 8px; }
.h2 { font-weight: 700; font-size: 26px; letter-spacing: -.02em; margin: 0 0 20px; }

/* ---------- footer ---------- */
.foot { margin-top: 96px; background: var(--grid-dark), var(--graphite); color: #fff; padding: 48px 0 calc(28px + env(safe-area-inset-bottom)); }
.foot-in { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 32px; }
.foot-brand img { width: 240px; height: auto; }
.foot-brand p { margin: 18px 0 0; max-width: 420px; font-size: 14px; color: var(--drafting); }
.contacts { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; align-content: start; }
.contacts li { display: flex; gap: 14px; align-items: baseline; }
.contacts .label { min-width: 84px; font: 500 11px var(--mono); text-transform: uppercase; letter-spacing: .12em; color: var(--drafting); }
.contacts a { color: var(--mint); text-decoration: none; font-weight: 600; }
.contacts a:hover { text-decoration: underline; }
.copy { margin-top: 40px; padding-top: 20px; border-top: 1px solid rgba(174, 188, 196, .16); font: 12px var(--mono); color: var(--drafting); }

/* hover — только для мыши/тачпада */
@media (hover: hover) {
  .card:hover { transform: translateY(-4px); box-shadow: var(--shadow-up); }
  .card:hover .ph img { transform: scale(1.05); }
  .pill:not(.on):not(.mint):not(.sku-pill):hover { background: var(--ink); color: #fff; }
}

/* ---------- tablet ---------- */
@media (max-width: 1024px) {
  :root { --gutter: 24px; }
  .grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
  .item { gap: 32px; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .hero-in { padding-top: 56px; padding-bottom: 56px; }
  .glass { padding: 36px 36px 32px; max-width: 640px; }
  .banner-in { gap: 36px; padding-right: 120px; min-height: 0; }
  .hero.banner .layers { width: 110px; }
  .foot { margin-top: 72px; }
}

/* ---------- phone ---------- */
@media (max-width: 640px) {
  :root { --gutter: 16px; --r-card: 20px; --r-panel: 32px; }
  body { font-size: 15px; }
  .top-in { padding-top: 14px; padding-bottom: 14px; }
  .top-note { display: none; }
  .hero .layers { width: 64px; }
  .hero-in { padding-top: 32px; padding-bottom: 32px; }
  .glass { padding: 26px 22px 22px; }
  .eyebrow { font-size: 11px; margin-bottom: 12px; }
  .glass p { font-size: 15px; }
  .tools { flex: 1 1 auto; margin-left: 0; }
  .search { flex: 1 1 auto; min-width: 0; }
  .sort select { font-size: 16px; padding: 11px 34px 11px 14px; max-width: 46vw; }
  .search input { font-size: 16px; padding: 12px 18px; } /* 16px: без автозума iOS */
  .bar { padding-top: 20px; padding-bottom: 16px; flex-direction: column; flex-wrap: nowrap; align-items: stretch; }
  .cats { min-width: 0; }
  .banner-in { flex-direction: column; align-items: flex-start; gap: 22px; padding-top: 28px; padding-bottom: 32px; padding-right: 56px; }
  .hero.banner .layers { width: 44px; }
  .banner .bp { background-size: auto 90%; }
  .emblem { width: 168px; }
  .descriptor { font-size: 12px; letter-spacing: .12em; margin-top: 12px; }
  .pitch { font-size: 15px; margin-top: 12px; }
  .caps { gap: 8px; margin-top: 18px; }
  .caps li { font-size: 14px; padding: 8px 14px 8px 11px; gap: 8px; }
  .geo { margin-top: 18px; font-size: 13px; }
  .cats { flex-wrap: nowrap; overflow-x: auto; margin: 0 calc(-1 * var(--gutter)); padding: 2px var(--gutter); scrollbar-width: none; }
  .cats::-webkit-scrollbar { display: none; }
  .pill { padding: 9px 14px; font-size: 12px; }
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .card { padding: 6px; border-radius: 18px; }
  .ph { border-radius: 13px; }
  .card-meta { padding: 10px 6px 6px; gap: 3px; }
  .card-title { font-size: 14px; }
  .spec { display: none; }
  .price { font-size: 16px; margin-top: 4px; }
  .crumbs { padding-top: 16px; padding-bottom: 14px; flex-wrap: nowrap; overflow: hidden; white-space: nowrap; }
  .item { grid-template-columns: 1fr; gap: 24px; padding-bottom: 48px; }
  .gallery { position: static; border-radius: 24px; padding: 8px; }
  .main-ph { border-radius: 18px; }
  .thumbs { display: flex; gap: 6px; overflow-x: auto; scrollbar-width: none; }
  .thumbs::-webkit-scrollbar { display: none; }
  .thumbs a { flex: 0 0 58px; }
  .info h1 { margin: 16px 0 10px; }
  .price.big { font-size: 28px; margin-bottom: 18px; }
  .specs { padding: 4px 18px; }
  .specs dt { padding-right: 18px; }
  .order-sku { font-size: 26px; }
  .h2 { font-size: 20px; }
  .foot { margin-top: 56px; padding-top: 36px; }
  .foot-in { flex-direction: column; }
}

/* «Сделать заказ» в шапке — маджента-светлая на тёмном (акцент) */
.top-right { display: flex; align-items: center; gap: 24px; }
.order-link { font: 600 14px var(--sans); color: var(--magenta-light); text-decoration: none; border: 1.5px solid var(--magenta-light);
  border-radius: 999px; padding: 9px 18px; white-space: nowrap; transition: background .15s, color .15s; }
.order-link:hover { background: var(--magenta-light); color: var(--graphite); }
@media (max-width: 640px) {
  .logo img { width: 56px; height: 56px; } /* меньше 240px — упрощённый значок (брендбук, стр. 9) */
  .order-link { padding: 8px 14px; font-size: 13px; }
}