:root{
  --bg:#f4f6fb;
  --surface:#ffffff;
  --ink:#0e1726;
  --ink-2:#5a6b85;
  --ink-3:#8794a8;
  --line:#e8ecf4;
  --line-2:#eef1f7;
  --brand:#2f6bff;
  --brand-ink:#1b4fd6;
  --brand-soft:#eaf1ff;
  --gold:#f0a500;
  --ok:#12b76a;
  --ok-soft:#e7f8ef;
  --warn:#f59e0b;
  --warn-soft:#fff3e0;
  --danger:#e11d48;
  --radius:18px;
  --shadow-sm:0 1px 2px rgba(16,23,38,.06), 0 2px 6px rgba(16,23,38,.05);
  --shadow-md:0 8px 24px rgba(16,23,38,.10);
  --shadow-lg:0 16px 48px rgba(16,23,38,.18);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
[hidden]{display:none !important}
html,body{margin:0;padding:0}
body{
  font-family:'Manrope',system-ui,-apple-system,sans-serif;
  background:var(--bg);color:var(--ink);
  padding-bottom:36px;min-height:100vh;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}

/* ===== Шапка ===== */
.app-header{
  position:sticky;top:0;z-index:20;
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 16px;
  background:rgba(255,255,255,.86);backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.brand{display:flex;align-items:center;gap:11px}
.brand-logo{
  width:42px;height:42px;border-radius:13px;display:grid;place-items:center;
  font-weight:800;font-size:21px;color:#fff;
  background:linear-gradient(135deg,#3f7bff,#1b4fd6);
  box-shadow:0 6px 16px rgba(47,107,255,.35);
}
.brand-name{font-weight:800;font-size:18px;display:flex;align-items:center;gap:6px}
.brand-verify{
  width:16px;height:16px;border-radius:50%;background:var(--brand);color:#fff;
  font-size:10px;display:inline-grid;place-items:center;
}
.brand-sub{font-size:11.5px;color:var(--ink-3);margin-top:1px}
.header-cart{
  position:relative;width:46px;height:46px;border-radius:14px;
  border:1px solid var(--line);background:var(--surface);color:var(--ink);
  display:grid;place-items:center;cursor:pointer;transition:.15s;box-shadow:var(--shadow-sm);
}
.header-cart:active{transform:scale(.92)}
.cart-badge{
  position:absolute;top:-6px;right:-6px;min-width:20px;height:20px;padding:0 5px;
  background:var(--brand);color:#fff;font-size:11px;font-weight:800;
  border-radius:10px;display:grid;place-items:center;border:2px solid var(--surface);
}

/* ===== Трасты ===== */
.trust-strip{
  display:flex;gap:8px;overflow-x:auto;padding:11px 16px;scrollbar-width:none;
  background:var(--surface);border-bottom:1px solid var(--line);
}
.trust-strip::-webkit-scrollbar{display:none}
.trust{
  flex:0 0 auto;display:flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:600;color:var(--ink-2);white-space:nowrap;
}
.trust span{font-size:14px}

/* ===== Поиск + прайс ===== */
.tools-row{display:flex;gap:10px;padding:14px 16px 6px}
.search-wrap{position:relative;flex:1}
.search-ico{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--ink-3)}
#search{
  width:100%;height:46px;border-radius:14px;background:var(--surface);
  border:1px solid var(--line);color:var(--ink);padding:0 14px 0 42px;
  font-size:15px;font-family:inherit;outline:none;transition:.15s;box-shadow:var(--shadow-sm);
}
#search:focus{border-color:var(--brand);box-shadow:0 0 0 4px var(--brand-soft)}
#search::placeholder{color:var(--ink-3)}
.price-btn{
  display:flex;align-items:center;gap:7px;padding:0 15px;height:46px;
  border-radius:14px;border:1px solid var(--line);background:var(--surface);
  color:var(--brand-ink);font-weight:700;font-size:14px;font-family:inherit;
  cursor:pointer;white-space:nowrap;box-shadow:var(--shadow-sm);transition:.15s;
}
.price-btn:active{transform:scale(.96)}

/* ===== Категории ===== */
.chips{display:flex;gap:9px;overflow-x:auto;padding:12px 16px 4px;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chip{
  flex:0 0 auto;padding:10px 17px;border-radius:13px;background:var(--surface);
  border:1px solid var(--line);color:var(--ink-2);font-size:14px;font-weight:700;
  cursor:pointer;white-space:nowrap;transition:.15s;
}
.chip.active{background:var(--ink);color:#fff;border-color:var(--ink)}

/* ===== Фильтры ===== */
.filters{display:flex;align-items:center;gap:14px;padding:10px 16px 4px}
.filter-sort{
  display:flex;align-items:center;gap:6px;background:none;border:none;cursor:pointer;
  color:var(--ink);font-weight:700;font-size:13.5px;font-family:inherit;padding:4px 0;
}
.stock-toggle{display:flex;align-items:center;gap:8px;cursor:pointer;font-size:13.5px;font-weight:600;color:var(--ink-2)}
.stock-toggle input{display:none}
.switch{width:38px;height:22px;border-radius:12px;background:#d4dae6;position:relative;transition:.2s;flex:0 0 auto}
.switch::after{content:"";position:absolute;top:2px;left:2px;width:18px;height:18px;border-radius:50%;background:#fff;transition:.2s;box-shadow:0 1px 3px rgba(0,0,0,.2)}
.stock-toggle input:checked + .switch{background:var(--ok)}
.stock-toggle input:checked + .switch::after{transform:translateX(16px)}
.count-label{margin-left:auto;font-size:12.5px;color:var(--ink-3);font-weight:600}

/* ===== Сетка товаров ===== */
.grid{display:grid;grid-template-columns:1fr 1fr;gap:13px;padding:12px 16px}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;cursor:pointer;display:flex;flex-direction:column;
  box-shadow:var(--shadow-sm);transition:transform .15s, box-shadow .15s;
}
.card:active{transform:scale(.98)}
.card-media{position:relative;aspect-ratio:1/1;background:#f0f2f7;overflow:hidden}
.card-media img{width:100%;height:100%;object-fit:cover}
.card-badge{
  position:absolute;top:9px;left:9px;padding:4px 10px;border-radius:9px;
  font-size:11px;font-weight:800;color:#fff;letter-spacing:.2px;
  box-shadow:0 4px 10px rgba(0,0,0,.15);
}
.badge-hit{background:linear-gradient(135deg,#ff7a45,#f0480a)}
.badge-deal{background:linear-gradient(135deg,#12b76a,#0a8f52)}
.stock-chip{
  position:absolute;top:9px;right:9px;padding:4px 9px;border-radius:9px;
  font-size:10.5px;font-weight:800;backdrop-filter:blur(6px);
  display:flex;align-items:center;gap:4px;
}
.stock-chip::before{content:"";width:6px;height:6px;border-radius:50%}
.stock-in{background:rgba(231,248,239,.92);color:#0a8f52}
.stock-in::before{background:#12b76a}
.stock-low{background:rgba(255,243,224,.92);color:#b45309}
.stock-low::before{background:#f59e0b}
.stock-order{background:rgba(234,241,255,.92);color:#1b4fd6}
.stock-order::before{background:#2f6bff}

.card-body{padding:11px 12px 12px;display:flex;flex-direction:column;gap:7px;flex:1}
.card-brand{font-size:10.5px;font-weight:800;letter-spacing:.6px;text-transform:uppercase;color:var(--ink-3)}
.card-title{font-size:13.5px;font-weight:700;line-height:1.3;min-height:35px}
.card-rating{display:flex;align-items:center;gap:5px;font-size:11.5px;color:var(--ink-3);font-weight:600}
.card-rating .stars{color:var(--gold);letter-spacing:1px}
.card-price-row{display:flex;align-items:baseline;gap:6px;margin-top:2px}
.card-price{font-size:18px;font-weight:800}
.card-price-unit{font-size:11px;color:var(--ink-3);font-weight:600}
.card-tier{font-size:11px;color:var(--ok);font-weight:700}
.card-tier b{color:var(--ink)}
.card-foot{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:auto;padding-top:4px}
.card-moq{font-size:11px;color:var(--ink-3);font-weight:600}
.card-add{
  width:36px;height:36px;border-radius:11px;border:none;cursor:pointer;flex:0 0 auto;
  background:var(--ink);color:#fff;font-size:22px;line-height:1;display:grid;place-items:center;transition:.12s;
}
.card-add:active{transform:scale(.85)}

.empty{text-align:center;color:var(--ink-3);padding:44px 20px;font-size:14px}
.studio{text-align:center;color:var(--ink-3);font-size:12px;padding:22px 16px 6px}
.studio a{color:var(--brand);text-decoration:none;font-weight:800}

/* ===== Шторки ===== */
.sheet-backdrop{
  position:fixed;inset:0;z-index:40;background:rgba(13,20,35,.45);
  backdrop-filter:blur(2px);display:flex;align-items:flex-end;animation:fade .2s ease;
}
@keyframes fade{from{opacity:0}to{opacity:1}}
.sheet{
  width:100%;max-height:94vh;overflow-y:auto;background:var(--surface);
  border-radius:24px 24px 0 0;box-shadow:var(--shadow-lg);position:relative;
  animation:slide .3s cubic-bezier(.2,.85,.25,1);
}
@keyframes slide{from{transform:translateY(100%)}to{transform:translateY(0)}}
.sheet-close{
  position:absolute;top:14px;right:14px;z-index:3;width:36px;height:36px;border-radius:12px;
  border:none;background:rgba(255,255,255,.85);backdrop-filter:blur(6px);
  color:var(--ink);font-size:15px;cursor:pointer;box-shadow:var(--shadow-sm);
}

/* Галерея */
.gallery{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;background:#f0f2f7}
.gallery::-webkit-scrollbar{display:none}
.gallery img{width:100%;height:min(58vw,340px);object-fit:cover;flex:0 0 100%;scroll-snap-align:center}
.gallery-dots{display:flex;justify-content:center;gap:6px;padding:10px 0 2px}
.gallery-dots span{width:7px;height:7px;border-radius:50%;background:var(--line);transition:.2s}
.gallery-dots span.on{background:var(--brand);width:20px;border-radius:4px}

.sheet-body{padding:14px 18px 8px}
.p-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:4px}
.p-brand{font-size:11px;font-weight:800;letter-spacing:.6px;text-transform:uppercase;color:var(--brand-ink)}
.p-stock{font-size:12px;font-weight:800;display:flex;align-items:center;gap:5px}
.p-stock::before{content:"";width:7px;height:7px;border-radius:50%}
.p-stock.in{color:#0a8f52}.p-stock.in::before{background:#12b76a}
.p-stock.low{color:#b45309}.p-stock.low::before{background:#f59e0b}
.p-stock.order{color:#1b4fd6}.p-stock.order::before{background:#2f6bff}
.sheet-title{font-size:22px;font-weight:800;margin:4px 0 8px;line-height:1.22}
.p-meta{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.stars{color:var(--gold);font-size:14px;letter-spacing:1px}
.p-sold{font-size:12.5px;color:var(--ink-3);font-weight:600}

/* Ценовые пороги */
.tier-box{background:var(--brand-soft);border:1px solid #d9e5ff;border-radius:16px;padding:13px 14px;margin-bottom:18px}
.tier-box-h{font-size:12.5px;font-weight:700;color:var(--brand-ink);margin-bottom:10px;line-height:1.3}
.tier-table{display:flex;flex-direction:column;gap:6px}
.tier-row{
  display:flex;align-items:center;justify-content:space-between;padding:9px 12px;
  background:var(--surface);border-radius:11px;border:1px solid transparent;transition:.15s;
}
.tier-row.active{border-color:var(--brand);box-shadow:0 0 0 3px rgba(47,107,255,.12)}
.tier-qty{font-size:13.5px;font-weight:700}
.tier-qty small{color:var(--ink-3);font-weight:600}
.tier-right{display:flex;align-items:center;gap:8px}
.tier-price{font-size:15px;font-weight:800}
.tier-save{font-size:10.5px;font-weight:800;color:var(--ok);background:var(--ok-soft);padding:2px 7px;border-radius:6px}

.spec-h{font-size:15px;font-weight:800;margin:0 0 10px}
.specs{list-style:none;margin:0 0 8px;padding:0;display:flex;flex-direction:column;gap:9px}
.specs li{position:relative;padding-left:26px;font-size:14px;color:#33415b;line-height:1.4}
.specs li::before{
  content:"";position:absolute;left:0;top:2px;width:17px;height:17px;border-radius:50%;background:var(--ok-soft);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='17' height='17' viewBox='0 0 24 24' fill='none' stroke='%2312b76a' stroke-width='3.2'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:center;background-size:12px;
}

.sheet-foot{
  position:sticky;bottom:0;display:flex;gap:10px;align-items:center;
  padding:12px 16px calc(14px + env(safe-area-inset-bottom));
  background:var(--surface);border-top:1px solid var(--line);
}
.foot-price{flex:0 0 auto;min-width:74px}
.foot-price-val{font-size:19px;font-weight:800;line-height:1.1}
.foot-price-sub{font-size:10.5px;color:var(--ink-3);font-weight:600}
.qty{display:flex;align-items:center;background:var(--bg);border:1px solid var(--line);border-radius:13px;padding:3px;flex:0 0 auto}
.qty-btn{width:36px;height:38px;border:none;background:transparent;color:var(--ink);font-size:21px;cursor:pointer;border-radius:9px}
.qty-btn:active{background:var(--line-2)}
.qty-input{width:40px;height:38px;border:none;background:transparent;text-align:center;font-weight:800;font-size:16px;font-family:inherit;color:var(--ink);outline:none}
.btn-primary{
  border:none;border-radius:14px;cursor:pointer;color:#fff;
  background:linear-gradient(135deg,#3f7bff,#1b4fd6);
  font-size:15.5px;font-weight:800;font-family:inherit;transition:.12s;
  box-shadow:0 8px 20px rgba(47,107,255,.32);
}
.btn-primary:active{transform:scale(.98)}
.btn-primary:disabled{background:#c3ccdb;box-shadow:none;cursor:not-allowed}
.btn-add{flex:1;height:50px}

/* ===== Корзина ===== */
.cart-sheet{padding:20px 0 0}
.cart-h{font-size:23px;font-weight:800;margin:0 18px 14px}
.cart-items{padding:0 18px;display:flex;flex-direction:column;gap:11px}
.cart-item{display:flex;gap:12px;background:var(--surface);border:1px solid var(--line);border-radius:15px;padding:10px;box-shadow:var(--shadow-sm)}
.ci-media{width:64px;height:64px;border-radius:12px;overflow:hidden;flex:0 0 auto;background:#f0f2f7}
.ci-media img{width:100%;height:100%;object-fit:cover}
.ci-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:3px}
.ci-title{font-size:13.5px;font-weight:700;line-height:1.3}
.ci-unit{font-size:12px;color:var(--ink-3);font-weight:600}
.ci-unit b{color:var(--ok)}
.ci-bottom{display:flex;align-items:center;justify-content:space-between;margin-top:4px}
.ci-sum{font-size:14.5px;font-weight:800}
.ci-qty{display:flex;align-items:center;gap:9px}
.ci-qbtn{width:29px;height:29px;border-radius:9px;border:1px solid var(--line);background:var(--bg);color:var(--ink);font-size:16px;cursor:pointer}
.ci-qval{min-width:22px;text-align:center;font-weight:800;font-size:14px}
.ci-del{background:none;border:none;color:var(--ink-3);cursor:pointer;font-size:17px;padding:2px;align-self:flex-start}

.cart-empty{text-align:center;padding:50px 20px}
.cart-empty-ico{font-size:44px;margin-bottom:8px}
.cart-empty p{font-size:17px;font-weight:800;margin:0 0 4px}
.cart-empty span{font-size:13.5px;color:var(--ink-3)}

.cart-summary{padding:16px 18px calc(18px + env(safe-area-inset-bottom));margin-top:12px;border-top:1px solid var(--line)}
.min-order{margin-bottom:14px}
.min-order-bar{height:8px;border-radius:6px;background:var(--line);overflow:hidden;margin-bottom:7px}
.min-order-bar span{display:block;height:100%;border-radius:6px;background:linear-gradient(90deg,#3f7bff,#1b4fd6);transition:width .3s}
.min-order.reached .min-order-bar span{background:linear-gradient(90deg,#12b76a,#0a8f52)}
.min-order-text{font-size:12.5px;font-weight:700;color:var(--ink-2)}
.min-order.reached .min-order-text{color:#0a8f52}
.sum-row{display:flex;justify-content:space-between;font-size:14px;color:var(--ink-2);padding:5px 0}
.sum-row.saved{color:var(--ok);font-weight:700}
.sum-row.total{font-size:20px;font-weight:800;color:var(--ink);border-top:1px solid var(--line);margin-top:6px;padding-top:12px}
.btn-order{width:100%;height:52px;margin-top:14px}
.cart-note{text-align:center;font-size:12px;color:var(--ink-3);margin:11px 0 0;line-height:1.4}

/* ===== Тост ===== */
.toast{
  position:fixed;left:50%;bottom:26px;transform:translateX(-50%) translateY(20px);z-index:60;
  background:var(--ink);color:#fff;padding:13px 20px;border-radius:14px;font-size:14px;font-weight:700;
  box-shadow:var(--shadow-lg);opacity:0;transition:.25s;pointer-events:none;max-width:90vw;
  display:flex;align-items:center;gap:9px;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast::before{content:"✓";color:#4ade80;font-weight:800;font-size:16px}