/* VoltKit v68: shared navigation, accessible catalog and mobile polish */
:root{color-scheme:dark}html{scroll-behavior:smooth;scroll-padding-top:82px}body{overflow-x:hidden}a,button{ -webkit-tap-highlight-color:transparent}button,a,input,select{touch-action:manipulation}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #65f0d5;outline-offset:3px}.vk-site-nav{position:sticky;top:0;z-index:800;background:rgba(7,17,31,.97);border-bottom:1px solid #294158;backdrop-filter:blur(12px)}.vk-site-nav-inner{max-width:1160px;margin:auto;padding:12px 18px;display:flex;align-items:center;gap:18px;justify-content:space-between}.vk-brand{font-size:21px;font-weight:850;text-decoration:none;color:#f3faff;white-space:nowrap}.vk-brand span{color:#4ddac3}.vk-nav-links{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.vk-nav-links a{display:inline-block;padding:10px 12px;color:#d3e8f6;text-decoration:none;border-radius:9px;font-size:14px}.vk-nav-links a:hover,.vk-nav-links a[aria-current="page"]{background:#17344a;color:#7cf0db}.vk-menu{display:none;background:#142b42;border:1px solid #35556b;color:white;padding:10px 13px;border-radius:9px;font-weight:700}.vk-catalog{margin:34px 0 42px;scroll-margin-top:90px}.vk-catalog-head h2{font-size:clamp(26px,4vw,40px);margin:8px 0}.vk-catalog-head p{max-width:680px}.vk-catalog-tools{display:flex;flex-wrap:wrap;gap:12px;margin:20px 0}.vk-search{flex:1 1 280px;min-width:0;padding:15px 17px;border-radius:12px;background:#0d2035;color:#f4faff;border:1px solid #41627c;font:inherit}.vk-filter-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}.vk-filter{padding:9px 15px;background:#12273d;border:1px solid #37566e;color:#cce5f5;border-radius:999px;cursor:pointer;font-weight:650}.vk-filter[aria-pressed="true"]{background:#4ddac3;color:#062521;border-color:#4ddac3}.vk-tool-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.vk-tool{background:linear-gradient(145deg,#13283e,#0c1c30);border:1px solid #304a62;border-radius:18px;padding:22px;display:flex;flex-direction:column;gap:10px;min-height:208px;transition:transform .18s,border-color .18s,box-shadow .18s}.vk-tool:hover{transform:translateY(-3px);border-color:#4ddac3;box-shadow:0 12px 28px #0003}.vk-tool-icon{font-size:26px}.vk-tool-category{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:#74e7d4;font-weight:800}.vk-tool h3{font-size:19px;margin:0;color:#f4faff}.vk-tool p{margin:0;color:#b4c6d8;font-size:14px;flex:1}.vk-tool a{font-weight:750;text-decoration:none;color:#81e9ff;display:inline-block;padding:7px 0}.vk-tool a:hover{text-decoration:underline}.vk-empty{padding:18px;border:1px dashed #55708a;border-radius:12px;color:#c5d6e7}.vk-site-footer{border-top:1px solid #30495e;padding:24px 18px;margin-top:50px;color:#afc4d8;font-size:13px}.vk-site-footer-inner{max-width:1100px;margin:auto;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}.vk-site-footer a{color:#a9eaff;margin-right:12px}.vk-intro-note{padding:13px 16px;border:1px solid #29566a;border-radius:12px;background:#0d2635;color:#bfe6eb;margin-top:20px}.vk-tool[hidden]{display:none!important}@media(max-width:900px){.vk-tool-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:650px){.vk-site-nav-inner{flex-wrap:wrap;gap:8px}.vk-menu{display:block}.vk-nav-links{display:none;width:100%;flex-direction:column;align-items:stretch;gap:2px}.vk-nav-links[data-open="true"]{display:flex}.vk-nav-links a{padding:13px 14px}.vk-tool-grid{grid-template-columns:1fr}.vk-tool{min-height:0}.vk-catalog{margin-top:24px}.vk-site-footer-inner{display:block}.vk-site-footer a{display:inline-block;margin:6px 10px 6px 0}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.vk-tool{transition:none}.vk-tool:hover{transform:none}}