.plat-page.bkp{--p: #10b981}.plat-page.bkp>header.plat-hero{background:linear-gradient(180deg,#fff,#fafbfd 52%,#f0f4f9)!important;color:var(--ink);padding-bottom:clamp(88px,12vw,128px)}.plat-page.bkp>header.plat-hero:before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse 70% 50% at 10% 18%,rgba(16,185,129,.1) 0%,transparent 62%),radial-gradient(ellipse 48% 36% at 92% 12%,rgba(52,211,153,.07) 0%,transparent 58%)!important;pointer-events:none;z-index:0}.plat-page.bkp>header.plat-hero:after{content:"";position:absolute;left:0;right:0;bottom:0;height:clamp(48px,8vw,80px);background:linear-gradient(180deg,transparent 0%,rgba(232,238,244,.65) 100%)!important;pointer-events:none;z-index:0}.plat-page.bkp .plat-hero h1{color:var(--ink)!important;text-shadow:none}.plat-page.bkp .hero-lead{color:var(--muted)!important}.plat-page.bkp>header.plat-hero .hero-tag{display:inline-flex;align-items:center;gap:8px;padding:0;margin-bottom:1rem;border:none;background:transparent;box-shadow:none;border-radius:0;font-size:.8125rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--p)}.plat-page.bkp>header.plat-hero .hero-tag svg{width:16px;height:16px;opacity:.85;stroke:var(--p)}.plat-page.bkp>header.plat-hero .hero-box{background:#fff;border:1px solid rgba(15,23,42,.1);box-shadow:0 1px 2px #0f172a0a,0 18px 48px -20px #0f172a2e}.plat-page.bkp>header.plat-hero .wrap{z-index:1}.plat-page.bkp .related-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(12px,1.5vw,20px)}.plat-page.bkp .related-link{text-decoration:none;color:inherit;background:#fff;border:1px solid var(--edge-2);border-radius:14px;padding:clamp(18px,2vw,24px);box-shadow:0 6px 18px #0f172a0d;transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);display:block}.plat-page.bkp .related-link:hover{transform:translateY(-2px);border-color:color-mix(in srgb,var(--p) 24%,transparent);box-shadow:0 12px 28px color-mix(in srgb,var(--p) 8%,transparent)}.plat-page.bkp .related-link strong{display:block;margin-bottom:6px;font-size:.95rem;font-weight:800;color:var(--ink)}.plat-page.bkp .related-link span{font-size:.84rem;color:var(--muted);line-height:1.5}@media(max-width:1040px){.plat-page.bkp .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:640px){.plat-page.bkp .related-grid{grid-template-columns:1fr}}.plat-page.bkp .bkp-stack{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(14px,1.8vw,24px);margin-bottom:clamp(28px,3.5vw,40px)}.plat-page.bkp .bkp-stack-card{background:#fff;border:1px solid var(--edge-2);border-radius:18px;padding:clamp(22px,2.4vw,30px);box-shadow:0 10px 28px #0f172a0f;transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease)}.plat-page.bkp .bkp-stack-card:hover{transform:translateY(-2px);border-color:color-mix(in srgb,var(--p) 28%,transparent);box-shadow:0 16px 36px color-mix(in srgb,var(--p) 10%,transparent)}.plat-page.bkp .bkp-stack-card h3{font-size:1.05rem;font-weight:800;margin:0 0 10px;color:var(--ink)}.plat-page.bkp .bkp-stack-card>p{font-size:.88rem;color:var(--muted);line-height:1.62;margin:0 0 14px}.plat-page.bkp .bkp-stack-card ul{list-style:none;margin:0;padding:0;display:grid;gap:7px}.plat-page.bkp .bkp-stack-card li{display:flex;gap:8px;font-size:.84rem;color:var(--muted);line-height:1.5}.plat-page.bkp .bkp-stack-card li:before{content:"✓";color:var(--p);font-weight:800;flex-shrink:0}.plat-page.bkp .bkp-encrypt-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(14px,1.8vw,22px)}.plat-page.bkp .bkp-encrypt-block{background:#fff;border:1px solid var(--edge-2);border-radius:16px;padding:clamp(20px,2.2vw,28px);box-shadow:0 6px 20px #0f172a0d}.plat-page.bkp .bkp-encrypt-block h3{font-size:1rem;font-weight:800;margin:0 0 8px;display:flex;align-items:center;gap:10px}.plat-page.bkp .bkp-encrypt-block h3 svg{width:20px;height:20px;stroke:var(--p);fill:none;stroke-width:2;flex-shrink:0}.plat-page.bkp .bkp-encrypt-block p{font-size:.86rem;color:var(--muted);line-height:1.6;margin:0}.plat-page.bkp .bkp-rule{margin-top:clamp(24px,3vw,32px);padding:clamp(18px,2.2vw,24px);border-radius:14px;border:1px dashed color-mix(in srgb,var(--p) 35%,var(--edge-2));background:color-mix(in srgb,var(--p) 4%,#fff);font-size:.9rem;color:var(--muted);line-height:1.65}.plat-page.bkp .bkp-rule strong{color:var(--ink)}@media(max-width:1040px){.plat-page.bkp .bkp-stack,.plat-page.bkp .bkp-encrypt-grid{grid-template-columns:1fr}}