:root { --surface-soft: #eef6f6; --surface-aqua: #dceff0; --surface-warm: #f5f2ed; --aqua-strong: #159da4; }
.catalog-evidence { background: var(--ink); color: rgb(255, 255, 255); padding: 0px; }
.evidence-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.evidence-item { min-height: 168px; padding: 35px 30px; border-right: 1px solid rgba(255, 255, 255, 0.16); }
.evidence-item:last-child { border-right: 0px; }
.evidence-item strong { display: block; font: 600 27px/1 var(--serif); letter-spacing: -0.035em; margin-bottom: 13px; }
.evidence-item span { font: 10px/1.4 var(--mono); letter-spacing: 0.1em; color: rgb(132, 206, 208); text-transform: uppercase; }
.evidence-item p { font-size: 11px; line-height: 1.65; color: rgb(194, 216, 219); margin: 17px 0px 0px; max-width: 26ch; }
.service-promises { padding: 90px 0px; background: rgb(255, 255, 255); }
.promise-head { display: grid; grid-template-columns: 1fr 0.7fr; gap: 10%; align-items: end; margin-bottom: 40px; }
.promise-head h2, .reviews-head h2, .video-copy h2 { font: 600 clamp(42px,5vw,67px)/.96 var(--serif); letter-spacing: -0.055em; margin: 0px; }
.promise-head > p { font-size: 13px; line-height: 1.75; color: rgb(73, 104, 109); max-width: 47ch; margin: 0px; }
.promise-grid { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); }
.promise-card { min-height: 230px; padding: 28px; border-right: 1px solid var(--line); background: rgb(255, 255, 255); }
.promise-card:last-child { border-right: 0px; }
.promise-icon { display: grid; place-items: center; width: 43px; height: 43px; border: 1px solid rgb(130, 183, 185); color: rgb(20, 126, 132); font: 500 16px var(--mono); margin-bottom: 34px; }
.promise-card h3 { font: 600 21px/1.1 var(--serif); letter-spacing: -0.025em; margin: 0px 0px 13px; }
.promise-card p { font-size: 11px; line-height: 1.7; color: rgb(88, 115, 120); margin: 0px; }
.reviews { padding: 100px 0px; background: var(--surface-warm); }
.reviews-head { display: flex; align-items: end; justify-content: space-between; gap: 40px; margin-bottom: 38px; }
.reviews-note { max-width: 400px; font-size: 11px; line-height: 1.7; color: rgb(109, 119, 119); margin: 0px; }
.review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.review-card { background: rgb(255, 255, 255); border: 1px solid rgb(214, 221, 219); min-height: 390px; padding: 29px; display: flex; flex-direction: column; }
.review-stars { color: var(--aqua-strong); font-size: 17px; letter-spacing: 3px; margin-bottom: 28px; }
.review-card h3 { font: 700 16px/1.35 var(--sans); margin: 0px 0px 18px; }
.review-card blockquote { font-size: 13px; line-height: 1.78; color: rgb(91, 105, 106); margin: 0px 0px 30px; }
.review-source { border-top: 1px solid var(--line); padding-top: 18px; margin-top: auto; }
.review-source strong { display: block; font-size: 12px; }
.review-source span { font: 10px/1.5 var(--mono); letter-spacing: 0.06em; color: rgb(23, 135, 141); text-transform: uppercase; }
.video-library { padding: 100px 0px; background: rgb(255, 255, 255); }
.video-layout { display: grid; grid-template-columns: 0.72fr 1.28fr; gap: 8%; align-items: start; }
.video-copy { position: sticky; top: 130px; }
.video-copy > p:not(.eyebrow) { font-size: 13px; line-height: 1.8; color: rgb(83, 111, 116); max-width: 47ch; margin: 26px 0px; }
.video-status { min-height: 44px; font: 10px/1.55 var(--mono); letter-spacing: 0.04em; color: rgb(34, 110, 115); margin-top: 18px; }
.video-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.video-card { appearance: none; border: 0px; background: rgb(8, 45, 71); color: rgb(255, 255, 255); padding: 0px; text-align: left; cursor: pointer; position: relative; overflow: hidden; min-height: 240px; }
.video-card img { width: 100%; height: 240px; object-fit: cover; opacity: 0.58; transition: transform 0.35s, opacity 0.35s; }
.video-card:hover img, .video-card:focus-visible img { transform: scale(1.025); opacity: 0.7; }
.video-card-content { position: absolute; inset: auto 20px 19px; z-index: 2; }
.video-card-content span { font: 9px var(--mono); letter-spacing: 0.09em; color: rgb(127, 209, 211); }
.video-card-content strong { display: block; font: 600 21px/1.1 var(--serif); margin-top: 8px; }
.play-mark { position: absolute; left: 20px; top: 20px; width: 50px; height: 50px; background: var(--aqua-strong); display: grid; place-items: center; font-size: 18px; z-index: 2; }
.detail-expansion { padding: 86px 0px; background: rgb(255, 255, 255); }
.detail-expansion.alt { background: var(--surface-soft); }
.detail-section-head { display: grid; grid-template-columns: 1fr 0.8fr; gap: 9%; align-items: end; margin-bottom: 35px; }
.detail-section-head h2 { font: 600 clamp(36px,4.5vw,58px)/.98 var(--serif); letter-spacing: -0.05em; margin: 0px; }
.detail-section-head p { font-size: 12px; line-height: 1.75; color: rgb(85, 113, 118); margin: 0px; }
.protection-grid { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line); }
.protection-item { min-height: 148px; padding: 24px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.protection-item:nth-child(3n) { border-right: 0px; }
.protection-item:nth-last-child(-n+3) { border-bottom: 0px; }
.protection-item span { font: 10px var(--mono); color: rgb(27, 140, 145); letter-spacing: 0.08em; }
.protection-item b { display: block; font: 600 19px/1.15 var(--serif); margin: 22px 0px 7px; }
.protection-item p { font-size: 10px; line-height: 1.55; color: rgb(92, 118, 122); margin: 0px; }
.supply-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.supply-card { background: rgb(255, 255, 255); border: 1px solid var(--line); padding: 28px; }
.supply-card h3 { font: 600 26px/1 var(--serif); margin: 0px 0px 20px; }
.supply-list { list-style: none; margin: 0px; padding: 0px; }
.supply-list li { display: flex; justify-content: space-between; gap: 18px; border-top: 1px solid var(--line); padding: 14px 0px; font-size: 11px; }
.supply-list span { color: rgb(96, 122, 126); }
.compat-search { display: flex; margin: 0px 0px 20px; }
.compat-search input { flex: 1 1 0%; min-width: 0px; min-height: 48px; border: 1px solid var(--line); padding: 12px 14px; font: 13px var(--sans); }
.compat-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.compat-tag { border: 1px solid rgb(174, 197, 199); padding: 10px 12px; font: 10px var(--mono); background: rgb(255, 255, 255); color: rgb(22, 75, 80); }
.compat-empty { font-size: 11px; color: rgb(102, 123, 126); margin: 16px 0px 0px; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); padding: 0px; }
.faq-list summary { cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 20px; padding: 20px 0px; font-weight: 800; font-size: 13px; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; font: 17px var(--mono); color: rgb(22, 136, 141); }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { max-width: 76ch; font-size: 12px; line-height: 1.75; color: rgb(88, 115, 120); margin: 0px; padding: 0px 0px 20px; }
.info-layout { display: grid; grid-template-columns: 0.72fr 1.28fr; gap: 8%; align-items: start; }
.info-aside { position: sticky; top: 130px; }
.info-aside p { font-size: 12px; line-height: 1.75; color: rgb(88, 115, 120); }
.info-stack { display: grid; gap: 14px; }
.info-panel { background: rgb(255, 255, 255); border: 1px solid var(--line); padding: 28px; }
.info-panel h2 { font: 600 28px/1 var(--serif); letter-spacing: -0.035em; margin: 0px 0px 13px; }
.info-panel p, .info-panel li { font-size: 12px; line-height: 1.75; color: rgb(85, 113, 118); }
.info-panel ul, .info-panel ol { padding-left: 20px; margin: 14px 0px 0px; }
.region-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.region-card { background: rgb(255, 255, 255); border: 1px solid var(--line); padding: 24px; min-height: 180px; }
.region-card span { font: 10px var(--mono); letter-spacing: 0.08em; color: rgb(22, 136, 141); }
.region-card h3 { font: 600 24px/1 var(--serif); margin: 30px 0px 10px; }
.region-card p { font-size: 11px; line-height: 1.65; color: rgb(91, 116, 120); margin: 0px; }
.support-card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.support-link-card { background: rgb(255, 255, 255); border: 1px solid var(--line); padding: 25px; min-height: 190px; display: flex; flex-direction: column; }
.support-link-card span { font: 10px var(--mono); color: rgb(23, 134, 139); letter-spacing: 0.08em; }
.support-link-card h2 { font: 600 24px/1.05 var(--serif); margin: 24px 0px 10px; }
.support-link-card p { font-size: 11px; line-height: 1.6; color: rgb(96, 122, 126); }
.support-link-card a { margin-top: auto; font-weight: 800; font-size: 11px; min-height: 44px; display: inline-flex; align-items: center; color: var(--ink); text-decoration: none; }
.site-footer.expanded-footer { background: rgb(6, 39, 63); }
.footer-main { display: grid; grid-template-columns: 1.1fr 0.8fr 0.9fr 1.35fr; gap: 5%; padding-top: 72px; padding-bottom: 55px; }
.footer-column h2 { font: 600 21px/1 var(--serif); color: rgb(255, 255, 255); margin: 0px 0px 22px; }
.footer-column a, .footer-column .footer-static { display: flex; align-items: center; min-height: 39px; color: rgb(198, 216, 220); font-size: 11px; line-height: 1.4; text-decoration: none; }
.footer-column a:hover { color: rgb(255, 255, 255); }
.footer-contact .brand { margin-bottom: 20px; }
.footer-contact p { font-size: 11px; line-height: 1.7; color: rgb(185, 206, 210); margin: 0px 0px 16px; }
.footer-contact .contact-data { border-left: 2px solid rgb(26, 161, 167); padding-left: 13px; color: rgb(215, 230, 232); }
.footer-socials { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 21px; }
.footer-socials span { border: 1px solid rgba(255, 255, 255, 0.22); padding: 9px 11px; font: 9px var(--mono); color: rgb(188, 215, 218); }
.footer-rails { border-top: 1px solid rgba(255, 255, 255, 0.14); border-bottom: 1px solid rgba(255, 255, 255, 0.14); padding: 23px 0px; display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
.footer-rail { display: flex; align-items: center; gap: 14px; min-width: 0px; }
.footer-rail > span { font: 9px var(--mono); letter-spacing: 0.08em; color: rgb(112, 184, 187); white-space: nowrap; }
.footer-badges { display: flex; gap: 7px; overflow-x: auto; padding-bottom: 2px; }
.footer-badges span { border: 1px solid rgba(255, 255, 255, 0.2); color: rgb(225, 234, 236); background: rgba(255, 255, 255, 0.05); padding: 8px 10px; font: 9px var(--mono); white-space: nowrap; }
.expanded-footer .footer-bottom { padding-top: 22px; padding-bottom: 28px; }
@media (max-width: 980px) {
  .evidence-grid, .promise-grid { grid-template-columns: 1fr 1fr; }
  .evidence-item:nth-child(2), .promise-card:nth-child(2) { border-right: 0px; }
  .evidence-item:nth-child(-n+2), .promise-card:nth-child(-n+2) { border-bottom: 1px solid rgba(255, 255, 255, 0.16); }
  .promise-card:nth-child(-n+2) { border-bottom-color: var(--line); }
  .video-layout, .info-layout { grid-template-columns: 1fr; gap: 45px; }
  .video-copy, .info-aside { position: static; }
  .footer-main { grid-template-columns: 1fr 1fr; row-gap: 42px; }
}
@media (max-width: 700px) {
  .service-promises, .reviews, .video-library, .detail-expansion { padding: 68px 0px; }
  .promise-head, .detail-section-head { grid-template-columns: 1fr; gap: 22px; }
  .reviews-head { display: block; }
  .reviews-note { margin-top: 20px; }
  .review-grid { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; gap: 12px; padding-bottom: 10px; }
  .review-card { flex: 0 0 84vw; scroll-snap-align: start; min-height: 365px; }
  .video-grid { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; gap: 12px; padding-bottom: 10px; }
  .video-card { flex: 0 0 84vw; scroll-snap-align: start; }
  .protection-grid { grid-template-columns: 1fr 1fr; }
  .protection-item:nth-child(3n) { border-right: 1px solid var(--line); }
  .protection-item:nth-child(2n) { border-right: 0px; }
  .protection-item:nth-last-child(-n+3) { border-bottom: 1px solid var(--line); }
  .protection-item:nth-last-child(-n+2) { border-bottom: 0px; }
  .supply-grid, .region-grid, .support-card-grid { grid-template-columns: 1fr; }
  .footer-main { grid-template-columns: 1fr 1fr; gap: 34px 24px; padding-top: 56px; }
  .footer-contact { grid-column: 1 / -1; }
  .footer-rails { grid-template-columns: 1fr; gap: 20px; }
  .footer-rail { display: block; }
  .footer-badges { margin-top: 10px; }
}
@media (max-width: 520px) {
  .evidence-grid { grid-template-columns: 1fr 1fr; }
  .evidence-item { min-height: 150px; padding: 26px 18px; }
  .evidence-item strong { font-size: 23px; }
  .promise-grid { grid-template-columns: 1fr; }
  .promise-card { min-height: 0px; border-right: 0px; padding: 23px; border-bottom: 1px solid var(--line) !important; }
  .promise-card:last-child { border-bottom: 0px !important; }
  .promise-icon { margin-bottom: 21px; }
  .promise-head h2, .reviews-head h2, .video-copy h2 { font-size: 40px; }
  .video-card, .video-card img { min-height: 220px; height: 220px; }
  .protection-grid { grid-template-columns: 1fr; }
  .protection-item { min-height: 0px; padding: 22px; border-right: 0px !important; border-bottom: 1px solid var(--line) !important; }
  .protection-item:last-child { border-bottom: 0px !important; }
  .footer-main { grid-template-columns: 1fr 1fr; }
  .footer-column:nth-child(3) { grid-column: 1 / -1; display: grid; grid-template-columns: 1fr 1fr; column-gap: 14px; }
  .footer-column:nth-child(3) h2 { grid-column: 1 / -1; }
  .footer-contact { grid-column: 1 / -1; }
  .footer-column a, .footer-column .footer-static { min-height: 44px; }
}
@media (prefers-reduced-motion: reduce) {
  .video-card img { transition: none; }
}