:root { color-scheme: light dark; --bg: #fbf8f4; --card: #fff; --ink: #14213d; --mut: #55607a; --line: #e6e9f0; --navy: #0b2a6b; --blue: #1f5fe0; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.7 system-ui, sans-serif; }
a { color: inherit; text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 4px; }
:focus-visible { outline: 3px solid #ff6a13; outline-offset: 4px; }
.w { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
header { background: #fff; border-top: 6px solid #1f5fe0; border-bottom: 1px solid var(--line); }
.header-row { min-height: 84px; display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.brand { display: flex; align-items: center; gap: 12px; color: #0b2a6b; font-size: 22px; line-height: 1; font-weight: 800; }
.brand:hover, .brand:focus-visible { text-decoration: none; }
.brand img { width: auto; height: 50px; }
.back { color: #1f5fe0; font-weight: 600; }
.breadcrumb { padding-top: 24px; color: var(--mut); font-size: 14px; }
.product-heading { padding-top: 32px; padding-bottom: 32px; }
h1 { margin: 0 0 16px; color: var(--navy); font-size: 48px; line-height: 1.15; overflow-wrap: anywhere; }
.product-heading p { font-size: 20px; color: var(--mut); max-width: 720px; margin: 0 0 24px; }
.button { display: inline-flex; align-items: center; justify-content: center; padding: 12px 22px; background: #b83a05; color: #fff; border-radius: 6px; font-weight: 700; max-width: 100%; }
.button:hover { background: #963004; text-decoration: none; }
.product-photo { display: block; width: 100%; height: 300px; object-fit: cover; object-position: center; }
.product-body { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); gap: 64px; padding-top: 48px; padding-bottom: 56px; }
article section { margin-bottom: 32px; }
h2 { font-size: 24px; line-height: 1.3; color: var(--navy); margin: 0 0 16px; }
p, li { color: var(--mut); }
li { margin-bottom: 8px; }
ul { padding-left: 22px; }
aside { align-self: start; border-top: 3px solid #12a58a; padding-top: 24px; }
aside h2 { font-size: 22px; }
.contact-link { display: block; margin-top: 20px; color: var(--navy); text-decoration: underline; }
.note { border-left: 3px solid #12a58a; padding-left: 20px; font-size: 14px; }
.source { font-size: 14px; }
.source a { text-decoration: underline; }
.related { padding: 40px 0; border-block: 1px solid var(--line); }
.related nav { display: flex; flex-wrap: wrap; gap: 16px 28px; }
.related a { color: var(--navy); text-decoration: underline; }
.social-links { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.social-link { width: 38px !important; height: 38px !important; min-width: 38px; max-width: 38px; min-height: 38px; max-height: 38px; display: inline-grid; place-items: center; overflow: hidden; border: 1px solid var(--line); border-radius: 50%; background: var(--card); color: var(--navy); line-height: 1; flex: none; }
.social-link:hover { color: var(--blue); border-color: var(--blue); text-decoration: none; }
.social-link img { width: 21px; height: 21px; object-fit: contain; }
.social-link svg, .social-link .social-icon { display: block !important; width: 21px !important; height: 21px !important; min-width: 21px; max-width: 21px; min-height: 21px; max-height: 21px; fill: currentColor; flex: none; }
footer { padding: 32px 0; font-size: 14px; color: var(--mut); }
footer .w { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
@media (prefers-color-scheme: dark) { :root { --bg: #0a1226; --card: #121c38; --ink: #f2f5ff; --mut: #a9b4d0; --line: #243055; --navy: #9dbbff; } }
@media (max-width: 760px) { .product-body { grid-template-columns: 1fr; gap: 24px; } h1 { font-size: 36px; } .product-photo { height: 240px; } }
@media (max-width: 420px) { .brand { font-size: 16px; gap: 8px; } .brand img { height: 38px; } .back { font-size: 14px; } h1 { font-size: 32px; } .product-photo { height: 200px; } }