:root{--by-ink:#172d3e;--by-blue:#135f94;--by-bg:#f5f2e9;--by-mint:#cfeadf;--by-peach:#f5cbb7;--by-line:#e3e8e9;--by-muted:#6a7882}*{box-sizing:border-box}body.by-page{margin:0;font-family:Inter,Arial,sans-serif;color:var(--by-ink);background:#fff}.by-wrap{max-width:1420px;margin:auto;padding:0 28px}.by-top{background:#172d3e;color:#fff;text-align:center;padding:9px;font-size:12px;font-weight:800}.by-nav{height:78px;border-bottom:1px solid #edf0f1;background:#fff;display:flex;align-items:center;position:sticky;top:0;z-index:30}.by-navin{width:100%;display:flex;align-items:center;justify-content:space-between;gap:28px}.by-logo img{height:48px}.by-links{display:flex;gap:27px;align-items:center}.by-links a,.by-actions a{color:var(--by-ink);text-decoration:none;font-size:14px;font-weight:800}.by-actions{display:flex;gap:10px}.by-pill,.by-btn{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:13px 20px;text-decoration:none;font-weight:900;border:1px 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0;color:var(--by-ink);text-decoration:none;font-weight:700}.by-product{padding:48px 0}.by-product-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:50px}.by-gallery-main{background:#f3f5f5;border-radius:28px;min-height:590px;display:grid;place-items:center;padding:35px}.by-gallery-main img{max-width:100%;max-height:520px;object-fit:contain}.by-product-info h1{font-size:52px;letter-spacing:-.045em;line-height:1;margin:10px 0 18px}.by-kicker{text-transform:uppercase;letter-spacing:.12em;font-size:12px;font-weight:900}.by-price{font-size:20px;font-weight:900;margin:16px 0}.by-options{display:grid;gap:17px;margin:26px 0}.by-field label{display:block;font-size:13px;font-weight:900;margin-bottom:8px}.by-field select,.by-field input,.by-field textarea{width:100%;padding:14px;border:1px solid #d8e0e3;border-radius:12px;font:inherit;background:#fff}.by-note{padding:16px;border-radius:14px;background:#eef6f7;font-size:14px;line-height:1.55}.by-two{display:grid;grid-template-columns:1fr 1fr;gap:20px}.by-info-card{border-radius:24px;padding:30px;background:#fff;border:1px solid var(--by-line)}.by-info-card h3{margin-top:0}.by-footer{border-top:1px solid var(--by-line);padding:55px 0 80px}.by-footgrid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:35px}.by-footer a{display:block;color:var(--by-muted);text-decoration:none;margin:9px 0}.by-template{display:flex;justify-content:space-between;gap:20px;align-items:center;border-bottom:1px solid var(--by-line);padding:20px 0}.by-empty{padding:50px;border:1px dashed #ccd6da;border-radius:22px;text-align:center;color:var(--by-muted)}@media(max-width:900px){.by-links{display:none}.by-hero-grid,.by-product-grid,.by-filter-layout{grid-template-columns:1fr}.by-filter{border-right:0;border-bottom:1px solid var(--by-line);padding:0 0 20px}.by-grid{grid-template-columns:repeat(2,1fr)}.by-footgrid{grid-template-columns:1fr 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