:root{--std-container:1345px;--std-brand:#003b95;--std-accent:#e45f12;--std-ink:#111827;--std-ink-600:#334155;--std-bd:#e3e7ed;--std-soft:#f2f5fc;--std-shadow:0 10px 24px rgba(0,0,0,.10)}.std-wrap{max-width:var(--std-container)}.std-head{margin:0 0 18px}.std-title{font-size:clamp(26px,2.4vw,44px);line-height:1.12;font-weight:800;color:var(--std-brand);margin:0 0 14px}.std-title-rule{border:0;height:4px;background:var(--std-brand);margin:0}.std-accordion{display:flex;flex-direction:column;gap:18px;margin:0 0 26px}.std-item{background:#fff;border:1px solid var(--std-bd);border-top:4px solid var(--std-brand);box-shadow:var(--std-shadow)}.std-summary{list-style:none;cursor:pointer;padding:18px 20px;display:flex;align-items:center;justify-content:space-between;gap:14px}.std-summary::-webkit-details-marker{display:none}.std-summary__text{font-size:18px;font-weight:700;color:var(--std-ink)}.std-summary::after{content:"▾";font-size:20px;color:#94a3b8;line-height:1;transition:transform .18s ease,color .18s ease}details[open]>.std-summary::after{transform:rotate(180deg);color:var(--std-accent)}.std-body{padding:0 20px 18px}.std-divider{border:0;border-top:1px solid var(--std-bd);margin:0 0 14px}.std-download{color:var(--std-accent);text-decoration:none;font-weight:600;display:inline-block}.std-download:hover{text-decoration:underline}.std-update{background:var(--std-soft);padding:28px 28px 26px;margin:22px 0 26px}.std-update__title{margin:0 0 10px;font-size:clamp(22px,1.9vw,34px);font-weight:800;color:var(--std-brand)}.std-update__rule{border:0;border-top:1px solid var(--std-bd);margin:0 0 14px}.std-update__content{color:var(--std-ink-600);line-height:1.75}.std-update__content p{margin:0 0 12px}.std-faq{margin:18px 0 40px}@media (max-width:768px){.std-summary{padding:16px 16px}.std-body{padding:0 16px 16px}.std-update{padding:22px 18px 20px}}