*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:#eef6fd;background:#08111e;font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}body:before{content:"";position:fixed;inset:0;z-index:-1;background:radial-gradient(ellipse at 87% 8%,#15394b88,transparent 54%),radial-gradient(ellipse at 0 60%,#142b4e66,transparent 67%)}a{color:inherit;text-decoration:none}button,input{font:inherit}.forum-wrap{width:min(1220px,calc(100% - 40px));margin:auto}.forum-header{background:#0b1728e8;backdrop-filter:blur(16px);position:sticky;z-index:10;top:0;border-bottom:1px solid #2b4861}.forum-header-inner{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}.forum-brand{display:flex;align-items:center;gap:12px;min-width:0}.forum-brand img{width:43px}.forum-brand strong{letter-spacing:.16em;font-weight:900;font-size:17px}.forum-brand small{display:block;font-size:10px;color:#6ee5d6;letter-spacing:.26em}.forum-nav{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.forum-nav a{font-size:13px;font-weight:750;color:#b9ccdd;border-radius:8px;padding:9px 11px}.forum-nav a:hover,.forum-nav .selected{color:#63eddf;background:#163544}.forum-nav .forum-account{border:1px solid #46847f}.forum-hero{padding:62px 0 37px;border-bottom:1px solid #24394c}.status{font-size:11px;letter-spacing:.14em;border-radius:50px;padding:6px 12px;color:#a8fff1;background:#123c3d;border:1px solid #357971;font-weight:800;display:inline-block}.forum-hero h1{font-size:clamp(40px,6vw,72px);letter-spacing:-.055em;line-height:1.03;margin:19px 0 16px}.forum-hero h1 span{color:#65eddb}.forum-hero p{max-width:710px;color:#b8cedd;font-size:17px}.forum-actions{display:flex;gap:10px;flex-wrap:wrap;margin:29px 0 0}.forum-button{padding:13px 20px;border:1px solid #486579;background:#172b40;border-radius:10px;font-size:13px;font-weight:800;display:inline-flex;align-items:center;justify-content:center;min-height:46px}.forum-button.primary{background:linear-gradient(115deg,#5fe7d6,#80b5ff);color:#0b1a25;border:0}.forum-grid{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:27px;padding:36px 0 90px}.forum-main{min-width:0}.searchbox{border:1px solid #39566c;background:#112238;border-radius:13px;display:flex;align-items:center;gap:12px;padding:0 15px;margin-bottom:23px}.searchbox label{font-size:21px;color:#6ee5d6}.searchbox input{min-width:0;flex:1;padding:15px 0;background:transparent;border:0;outline:0;color:white;font-size:15px}.searchbox input::placeholder{color:#8ca7ba}.forum-group{margin-bottom:31px}.group-title{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #2a4358;margin-bottom:13px}.group-title h2{font-size:16px;letter-spacing:.11em;text-transform:uppercase;color:#81eadd;margin:0 0 11px}.forum-category{display:flex;align-items:center;gap:18px;padding:20px;border:1px solid #29485e;background:linear-gradient(130deg,#14283e,#0f1c2e);border-radius:13px;margin-bottom:11px;transition:transform .16s,border-color .16s}.forum-category:hover{transform:translateY(-2px);border-color:#5bada8}.cat-icon{width:51px;height:51px;flex:0 0 51px;border-radius:11px;background:#1a4854;color:#9af8e8;display:grid;place-items:center;font-size:24px}.cat-text{min-width:0;flex:1}.cat-text strong{display:block;font-size:17px;margin-bottom:2px}.cat-text span{color:#9cb2c5;font-size:13px}.cat-arrow{color:#7fdbce;font-size:23px}.forum-side{align-self:start;position:sticky;top:100px}.side-card{background:#112139;border:1px solid #315068;border-radius:14px;padding:22px;margin-bottom:16px}.side-card h3{margin:0 0 10px;font-size:17px}.side-card p,.side-card li{color:#adbfce;font-size:13px}.side-card ul{padding-left:18px}.side-card a{color:#8deadd;font-weight:700}.forum-footer{border-top:1px solid #2c4558;padding:27px 0 39px;color:#9db2c4;font-size:12px}.forum-footer-inner{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}.forum-empty{border:1px dashed #436478;padding:18px;border-radius:12px;color:#acc3d4}.forum-empty[hidden],.forum-group[hidden],.forum-category[hidden]{display:none!important}.forum-back{color:#8deadd;font-weight:750;font-size:13px;display:inline-block;margin-bottom:12px}.forum-topic-heading{font-size:clamp(26px,4vw,43px);letter-spacing:-.04em}.subforum-list{display:grid;gap:10px;list-style:none;padding:0}.subforum-list li{background:#172b40;border:1px solid #2b4b63;border-radius:9px;padding:15px 17px}.subforum-list span{color:#87a8bf;font-size:12px;display:block}.forum-warning{background:#273021;border:1px solid #687b43;color:#e0eec1;padding:15px;border-radius:11px;margin-top:20px}@media(max-width:950px){.forum-grid{grid-template-columns:1fr}.forum-side{position:static}.forum-nav{gap:5px}}@media(max-width:560px){.forum-wrap{width:calc(100% - 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/* v4.1: one permanent sign-in and registration strip shared with the main site */
.forum-auth-topbar{background:#07121e;border-bottom:1px solid #274659}
.forum-auth-topbar-inner{min-height:35px;display:flex;align-items:center;justify-content:space-between;gap:10px}
.forum-auth-actions{display:flex;gap:7px;align-items:center}
.forum-auth-link{font-size:12px;font-weight:800;color:#dff7f9;padding:5px 12px;border-radius:6px}
.forum-auth-link:nth-child(2){background:#174249;color:#abfff0}
.forum-auth-link:hover{background:#71ebdc;color:#041f28}
.forum-auth-cabinet{font-size:12px;font-weight:700;color:#99d6db}
.forum-nav a:focus-visible,.forum-auth-link:focus-visible,.forum-auth-cabinet:focus-visible,.forum-category:focus-visible,.forum-button:focus-visible,.searchbox input:focus-visible{outline:3px solid #8bf4e6;outline-offset:3px}
.skip-to-content{position:fixed;left:10px;top:-80px;background:#70eddd;color:#07212b;z-index:99;padding:9px 14px;border-radius:6px;font-weight:800}
.skip-to-content:focus{top:8px}
@media(max-width:560px){.forum-header-inner{gap:7px;min-height:65px}.forum-nav{justify-content:flex-end}.forum-nav a{padding:6px}.forum-auth-link{font-size:11px;padding:4px 9px}.forum-auth-cabinet{font-size:11px}.forum-brand{gap:7px}.forum-brand img{width:34px}.forum-brand strong{font-size:13px}.forum-brand small{font-size:8px}.forum-nav .forum-account{display:none}}