:root{--am-blue:#0066cc;--am-blue-hover:#0057ad;--am-blue-pressed:#004a94;--am-blue-soft:#e8f1fb;--am-blue-bright:#2997ff;--am-ink:#1d1d1f;--am-ink-2:#424245;--am-muted:#6e6e73;--am-black:#000;--am-white:#fff;--am-canvas:#f5f5f7;--am-surface:#fff;--am-border:#d2d2d7;--am-border-soft:#e8e8ed;--am-success:#1a7f37;--am-success-soft:#e9f6ec;--am-warning:#9a6700;--am-warning-soft:#fff8e5;--am-danger:#c9252c;--am-danger-soft:#fdecec;--am-on-dark:#f5f5f7;--am-on-dark-muted:#a1a1a6;--am-radius-sm:8px;--am-radius:12px;--am-radius-lg:18px;--am-radius-xl:28px;--am-pill:980px;--am-shadow-sm:0 1px 2px rgb(0 0 0/0.06);--am-shadow:0 4px 18px rgb(0 0 0/0.07);--am-shadow-lg:0 12px 40px rgb(0 0 0/0.12);--am-focus:0 0 0 3px rgb(0 102 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p{color:var(--am-ink-2);margin-top:var(--am-space-2);max-width:60ch}.sf-link{display:inline-flex;align-items:center;gap:4px;color:var(--am-blue);font-weight:500;white-space:nowrap}.sf-link svg{width:16px;height:16px;transition:transform var(--am-fast) var(--am-ease)}.sf-link:hover{text-decoration:underline}.sf-link:hover svg{transform:translateX(2px)}[dir=rtl] .sf-link svg{transform:scaleX(-1)}.sf-btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--am-space-2);min-height:44px;padding:0 22px;border-radius:var(--am-pill);border:1px solid transparent;font:500 1rem/1 var(--am-font);letter-spacing:-.01em;cursor:pointer;white-space:nowrap;transition:background-color var(--am-fast) var(--am-ease),color var(--am-fast) var(--am-ease),border-color var(--am-fast) var(--am-ease),transform var(--am-fast) var(--am-ease)}.sf-btn svg{width:18px;height:18px}.sf-btn:active:not(:disabled){transform:scale(.98)}.sf-btn:disabled{opacity:.45;cursor:not-allowed}.sf-btn-primary{background:var(--am-blue);color:var(--am-white)}.sf-btn-primary:hover:not(:disabled){background:var(--am-blue-hover)}.sf-btn-primary:active:not(:disabled){background:var(--am-blue-pressed)}.sf-btn-secondary{background:transparent;color:var(--am-blue);border-color:var(--am-blue)}.sf-btn-secondary:hover:not(:disabled){background:var(--am-blue-soft)}.sf-btn-dark{background:var(--am-ink);color:var(--am-white)}.sf-btn-dark:hover:not(:disabled){background:var(--am-black)}.sf-btn-light{background:var(--am-white);color:var(--am-ink)}.sf-btn-light:hover:not(:disabled){background:var(--am-canvas)}.sf-btn-ghost{background:transparent;color:var(--am-ink);border-color:var(--am-border)}.sf-btn-ghost:hover:not(:disabled){background:var(--am-canvas)}.sf-btn-block{width:100%}.sf-btn-lg{min-height:52px;padding:0 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var(--am-border-soft)}.sf-trust ul{list-style:none;margin:0;padding:var(--am-space-6) 0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--am-space-5)}.sf-trust li{display:flex;gap:var(--am-space-3);align-items:flex-start}.sf-trust li>svg{width:28px;height:28px;color:var(--am-blue);stroke-width:1.6}.sf-trust strong{display:block;font-size:1rem;font-weight:600}.sf-trust small{display:block;color:var(--am-muted);font-size:.875rem;line-height:1.4;margin-top:2px}.sf-cat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--am-space-4)}.sf-cat-tile{position:relative;border-radius:var(--am-radius-lg);overflow:hidden;background:var(--am-ink);color:var(--am-white);min-height:260px;display:flex;flex-direction:column;justify-content:flex-end;isolation:isolate;transition:transform var(--am-base) var(--am-ease),box-shadow var(--am-base) var(--am-ease)}.sf-cat-tile 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h1{font-size:clamp(1.875rem,3.4vw,2.75rem);font-weight:700;letter-spacing:-.03em;line-height:1.1}.sf-seller{display:flex;align-items:center;gap:var(--am-space-2);flex-wrap:wrap;color:var(--am-ink-2)}.sf-seller a{color:var(--am-blue);font-weight:500}.sf-seller a:hover{text-decoration:underline}.sf-detail-price{font-size:2rem;font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:-.02em}.sf-detail-info>p{color:var(--am-ink-2);line-height:1.6;max-width:62ch}.sf-facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--am-space-2);margin:0}.sf-facts div{padding:var(--am-space-3) var(--am-space-4);border-radius:var(--am-radius);background:var(--am-canvas)}.sf-facts dt{font-size:.75rem;color:var(--am-muted);font-weight:600}.sf-facts dd{margin:2px 0 0;font-weight:600;overflow-wrap:anywhere}.sf-stock{display:inline-flex;align-items:center;gap:6px;font-weight:500;font-size:.9375rem}.sf-stock 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