/*
Theme Name: LuckyGold Crystal Facet
Theme URI: https://themes.example.com/buc
Author: LuckyGold Studio
Author URI: https://themes.example.com/buc
Description: Crystal Facet archetype WordPress theme — overlay-hero, 3col grid, compact cards
Version: 2.0.0
Requires at least: 5.0
Tested up to: 6.6
Requires PHP: 7.0
License: GNU General Public License v2 or later
Text Domain: buct
*/

/* archetype:CRYSTAL layout:overlay-hero grid:3col sidebar:left card:compact header:minimal footer:2col */

:root{
  --buc-base:#0f172a;--buc-base-2:#16213c;--buc-base-3:#1e2a4a;
  --buc-acc:#60a5fa;--buc-acc-2:#a78bfa;--buc-text:#e6edf7;
  --buc-muted:#8b98b8;--buc-line:rgba(96,165,250,.24);
  --buc-font-display:'Sora', sans-serif;--buc-font-body:'Sora', sans-serif;
}


/* ================================================================
   LuckyGold Crystal Facet — Crystal Facet design system (archetype: CRYSTAL)
   structure: hero=overlay-hero grid=3col sidebar=left
   card=compact header=minimal footer=2col
   ================================================================ */
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Sora', sans-serif;font-size:16px;line-height:1.65;color:#e6edf7;-webkit-font-smoothing:antialiased;position:relative;z-index:1}
img{max-width:100%;height:auto}
a{color:#60a5fa;text-decoration:none;transition:color .2s ease}
a:hover{color:#a78bfa}
h1,h2,h3,h4{margin:0 0 .6em}
p{margin:0 0 1em}
.buc-wrap{max-width:1240px;margin:0 auto;padding:0 20px}
.buc-skip{position:absolute;left:-9999px;top:0;background:#60a5fa;color:#0f172a;padding:8px 16px;z-index:999}
.buc-skip:focus{left:8px}

/* ---------- header ---------- */
.buc-topbar{position:sticky;top:0;z-index:100;background:#16213c;border-bottom:1px solid rgba(96,165,250,.24);backdrop-filter:blur(6px)}
.buc-topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:12px 20px;max-width:1240px;margin:0 auto;flex-wrap:wrap}
.buc-brand{display:flex;align-items:center;gap:12px}
.buc-brand img{height:44px;width:auto}
.buc-brand-name{font-family:'Sora', sans-serif;font-size:26px;color:#60a5fa;letter-spacing:.04em}
.buc-cta-group{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.buc-btn{display:inline-block;text-align:center;cursor:pointer}
.buc-menu-toggle,.buc-search-toggle{display:none}
.buc-mobile-search{display:none}
.buc-mainnav{background:#1e2a4a;border-bottom:1px solid rgba(96,165,250,.24)}
.buc-nav-inner{max-width:1240px;margin:0 auto;padding:0 20px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.buc-menu{list-style:none;display:flex;flex-wrap:wrap;margin:0;padding:0}
.buc-menu li{position:relative}
.buc-menu li a{display:block;padding:12px 16px;font-size:15px;font-weight:600;color:#e6edf7;transition:color .2s ease,border-color .2s ease,background .2s ease;border-bottom:2px solid transparent}
.buc-menu li a:hover,.buc-menu li.current-menu-item > a,.buc-menu li.current-cat > a{color:#60a5fa;border-bottom-color:#60a5fa}
.buc-menu .sub-menu{display:none;position:absolute;top:100%;left:0;min-width:210px;background:#1e2a4a;border:1px solid rgba(96,165,250,.24);z-index:120;flex-direction:column;padding:4px 0}
.buc-menu li:hover > .sub-menu{display:flex}
.buc-menu .sub-menu li a{padding:9px 16px;font-size:14px;border-bottom:none}
.buc-nav-search{padding:8px 0}
.buc-searchform{display:flex;align-items:stretch}
.buc-searchform input[type="text"],.buc-searchform input[type="search"]{background:#0f172a;border:1px solid rgba(96,165,250,.24);border-right:none;color:#e6edf7;padding:9px 14px;font-size:14px;font-family:'Sora', sans-serif;flex:1;min-width:0;border-radius:0px 0 0 0px}
.buc-searchform input:focus{outline:none;border-color:#60a5fa}
.buc-searchform button{background:#60a5fa;color:#0f172a;border:none;padding:9px 18px;border-radius:0 0px 0px 0;cursor:pointer;font-weight:700;font-family:'Sora', sans-serif;letter-spacing:.04em;transition:filter .2s ease}
.buc-searchform button:hover{filter:brightness(1.12)}
.buc-nav-search .buc-searchform input[type="text"],.buc-nav-search .buc-searchform input[type="search"]{width:180px;flex:none}
.buc-hdr-centered .buc-topbar-inner{flex-direction:column;gap:10px;padding:18px 20px 12px}
.buc-hdr-centered .buc-mainnav .buc-nav-inner{justify-content:center;flex-wrap:wrap}
.buc-hdr-centered .buc-nav-search{display:none}
.buc-hdr-minimal .buc-topbar-inner{padding:8px 20px}
.buc-hdr-minimal .buc-brand img{height:36px}
.buc-hdr-minimal .buc-mainnav{background:transparent;border-bottom:none}
.buc-hdr-minimal .buc-nav-inner{max-width:none;padding:0 12px}

/* ---------- category strip ---------- */
.buc-catbar{background:#0f172a;border-bottom:1px solid rgba(96,165,250,.24);overflow-x:auto}
.buc-catbar-inner{max-width:1240px;margin:0 auto;padding:10px 20px;display:flex;gap:10px;white-space:nowrap}
.buc-catchip{display:inline-flex;align-items:center;gap:8px;padding:6px 16px;border-radius:999px;border:1px solid rgba(96,165,250,.24);background:#16213c;color:#e6edf7;font-size:13px;font-weight:700;letter-spacing:.04em;transition:all .2s ease}
.buc-catchip:hover{border-color:#60a5fa;color:#60a5fa;transform:translateY(-1px)}
.buc-catchip img{width:18px;height:18px}

/* ---------- hero mechanics ---------- */
.buc-hero{position:relative;min-height:420px;display:flex;align-items:center;background-size:cover;background-position:center;overflow:hidden}
.buc-hero-inner{position:relative;z-index:2;max-width:1240px;margin:0 auto;padding:64px 20px;width:100%}
.buc-hero-kicker{display:inline-block;margin-bottom:18px;text-transform:uppercase}
.buc-hero-title{margin-bottom:14px}
.buc-hero-sub{max-width:560px;color:#8b98b8;font-size:17px;margin-bottom:28px}
.buc-hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.buc-hero-media{position:relative;z-index:2;display:none}
.buc-hero-media img{width:100%;height:100%;object-fit:cover}
.buc-hero-split .buc-hero-inner{display:grid;grid-template-columns:1.08fr .92fr;gap:40px;align-items:center}
.buc-hero-split .buc-hero-media{display:block;min-height:300px;overflow:hidden;border-radius:0px}
.buc-hero-boxed .buc-hero-copy{max-width:780px;margin:0 auto;background:rgba(0,0,0,.34);border:1px solid rgba(96,165,250,.24);padding:44px 40px;backdrop-filter:blur(6px);border-radius:0px}
.buc-hero-overlay{min-height:540px;background-image:url('assets/images/banner-hero.png')}
.buc-hero-overlay::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.25),rgba(0,0,0,.6) 68%,rgba(0,0,0,.82));z-index:1}
.buc-hero-overlay .buc-hero-inner{display:flex;flex-direction:column;justify-content:flex-end;padding-top:120px;padding-bottom:64px}
@media (max-width:900px){.buc-hero-split .buc-hero-inner{grid-template-columns:1fr}.buc-hero-split .buc-hero-media{display:none}}

/* ---------- sections ---------- */
.buc-section{padding:48px 0 8px}
.buc-section-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:24px}
.buc-section-title{margin:0}
.buc-section-link{font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#8b98b8;white-space:nowrap}
.buc-section-link:hover{color:#60a5fa}

/* ---------- grids ---------- */
.buc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.buc-grid.buc-grid-2{grid-template-columns:repeat(2,1fr)}
.buc-grid.buc-grid-4{grid-template-columns:repeat(4,1fr)}
.buc-grid.buc-masonry{display:block;column-count:3;column-gap:24px}
.buc-grid.buc-masonry .buc-card{display:block;break-inside:avoid;margin-bottom:24px}

/* ---------- card mechanics ---------- */
.buc-card{position:relative;display:flex;flex-direction:column;overflow:hidden;margin-bottom:24px}
.buc-grid .buc-card{margin-bottom:0}
.buc-card-thumb{position:relative;display:block;aspect-ratio:16/9;overflow:hidden;background:#1e2a4a}
.buc-card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.buc-card:hover .buc-card-thumb img{transform:scale(1.06)}
.buc-card-cat{position:absolute;left:10px;top:10px;color:#fff;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:3px 10px;z-index:2}
.buc-card-body{padding:18px;display:flex;flex-direction:column;flex:1}
.buc-card-title{line-height:1.35;margin-bottom:8px}
.buc-card-title a{color:#e6edf7}
.buc-card-title a:hover{color:#60a5fa}
.buc-card-excerpt{color:#8b98b8;font-size:14px;flex:1;margin-bottom:14px}
.buc-card-meta{font-size:12px;color:#8b98b8;border-top:1px solid rgba(96,165,250,.24);padding-top:12px;display:flex;justify-content:space-between;gap:8px}
.buc-card-h{display:grid;grid-template-columns:300px 1fr;gap:22px}
.buc-card-h .buc-card-thumb{aspect-ratio:auto;height:100%;min-height:190px}
.buc-card-h .buc-card-body{padding:22px 22px 22px 0}
.buc-card-ov{min-height:320px}
.buc-card-ov .buc-card-thumb{position:absolute;inset:0;aspect-ratio:auto;height:auto}
.buc-card-ov .buc-card-body{position:relative;z-index:2;margin-top:auto;padding:58% 18px 18px;background:linear-gradient(180deg,transparent,rgba(0,0,0,.82) 46%)}
.buc-card-ov .buc-card-title a{color:#fff}
.buc-card-ov .buc-card-excerpt{display:none}
.buc-card-ov .buc-card-meta{border-top-color:rgba(255,255,255,.2);color:rgba(255,255,255,.7)}
.buc-card-cp{flex-direction:row;align-items:center;gap:16px;padding:12px}
.buc-card-cp .buc-card-thumb{width:132px;aspect-ratio:16/10;flex:none;border-radius:inherit}
.buc-card-cp .buc-card-body{padding:6px 8px 6px 0}
.buc-card-cp .buc-card-excerpt{display:none}
.buc-card-cp .buc-card-title{font-size:15.5px;margin-bottom:4px}
.buc-card-cp .buc-card-meta{border-top:none;padding-top:0}

/* ---------- layout + sidebar ---------- */
.buc-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:36px;padding:44px 0;align-items:start}
.buc-layout.buc-layout-left{grid-template-columns:320px minmax(0,1fr)}
.buc-layout.buc-layout-none{grid-template-columns:minmax(0,1fr);max-width:920px;margin:0 auto}
.buc-sidebar{position:sticky;top:84px}
.buc-widget{background:#16213c;border:1px solid rgba(96,165,250,.24);border-radius:0px;padding:20px;margin-bottom:24px}
.buc-widget-title{font-size:21px;margin-bottom:14px;padding-bottom:10px;border-bottom:2px solid #60a5fa}
.buc-widget ul{list-style:none;margin:0;padding:0}
.buc-widget li{border-bottom:1px dashed rgba(96,165,250,.24)}
.buc-widget li:last-child{border-bottom:none}
.buc-widget li a{display:flex;justify-content:space-between;gap:10px;padding:9px 2px;color:#e6edf7;font-size:14px}
.buc-widget li a:hover{color:#60a5fa;padding-left:6px}

/* ---------- single article ---------- */
.buc-breadcrumb{padding:18px 0;font-size:13px;color:#8b98b8}
.buc-breadcrumb a{color:#8b98b8}
.buc-breadcrumb a:hover{color:#60a5fa}
.buc-breadcrumb .buc-sep{margin:0 8px;color:#60a5fa}
.buc-article{background:#16213c;border:1px solid rgba(96,165,250,.24);border-radius:0px;padding:36px;margin-bottom:36px}
.buc-article-title{font-size:32px;line-height:1.25;margin-bottom:10px}
.buc-article-meta{font-size:13px;color:#8b98b8;margin-bottom:24px;padding-bottom:18px;border-bottom:1px solid rgba(96,165,250,.24)}
.buc-content{font-size:16.5px}
.buc-content p{margin:0 0 1.2em}
.buc-content h2,.buc-content h3,.buc-content h4{margin-top:1.6em;color:#60a5fa}
.buc-content a{text-decoration:underline;text-underline-offset:3px}
.buc-content blockquote{border-left:4px solid #60a5fa;background:rgba(128,128,128,.08);margin:1.4em 0;padding:16px 22px;border-radius:0 0px 0px 0;font-style:italic}
.buc-content img{border-radius:0px}
.buc-content ul,.buc-content ol{padding-left:1.4em;margin:0 0 1.2em}
.buc-content table{width:100%;border-collapse:collapse;margin:1.4em 0}
.buc-content th,.buc-content td{border:1px solid rgba(96,165,250,.24);padding:10px 14px;text-align:left}
.buc-content th{background:#1e2a4a;color:#60a5fa}
.buc-cta-band{margin:30px 0;padding:26px;border-radius:0px;background:linear-gradient(135deg,#1e2a4a,#16213c);border:1px solid rgba(96,165,250,.24);display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}
.buc-cta-band strong{font-family:'Sora', sans-serif;font-size:23px;color:#60a5fa}

/* ---------- pagination & page heads ---------- */
.buc-pagination{margin:36px 0;text-align:center}
.buc-pagination .nav-links{display:flex;justify-content:center;gap:8px;flex-wrap:wrap}
.buc-pagination .page-numbers{display:inline-block;min-width:42px;padding:9px 14px;background:#16213c;border:1px solid rgba(96,165,250,.24);border-radius:0px;color:#e6edf7;font-weight:700}
.buc-pagination .page-numbers:hover{border-color:#60a5fa;color:#60a5fa}
.buc-pagination .page-numbers.current{background:#60a5fa;color:#0f172a;border-color:transparent}
.buc-pagehead{padding:44px 0 30px;border-bottom:1px solid rgba(96,165,250,.24)}
.buc-pagehead h1{font-size:clamp(32px,5vw,54px);margin:0}
.buc-pagehead .buc-pagehead-sub{color:#8b98b8;margin-top:6px}
.buc-404{text-align:center;padding:90px 20px}
.buc-404-code{font-size:clamp(90px,16vw,180px);line-height:1;margin-bottom:10px}

/* ---------- footer ---------- */
.buc-footer{margin-top:60px;background:#16213c;border-top:1px solid rgba(96,165,250,.24);padding:50px 0 20px}
.buc-footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:34px;margin-bottom:36px}
.buc-footer-grid.buc-foot-2{grid-template-columns:1.2fr 1fr}
.buc-footer-grid.buc-foot-3{grid-template-columns:1.2fr 1fr 1fr}
.buc-footer-title{font-size:20px;margin-bottom:16px;color:#60a5fa}
.buc-footer p,.buc-footer li{color:#8b98b8;font-size:14px}
.buc-footer ul{list-style:none;margin:0;padding:0}
.buc-footer ul li{padding:5px 0;border-bottom:1px dashed rgba(96,165,250,.24)}
.buc-footer ul a{color:#8b98b8}
.buc-footer ul a:hover{color:#60a5fa;padding-left:4px}
.buc-footer-brand img{height:48px;margin-bottom:12px}
.buc-footer-cta{background:#1e2a4a;border:1px solid rgba(96,165,250,.24);border-radius:0px;padding:22px;text-align:center}
.buc-footer-cta strong{display:block;font-family:'Sora', sans-serif;font-size:24px;color:#fff;margin-bottom:12px}
.buc-legal{border-top:1px solid rgba(96,165,250,.24);padding-top:22px}

/* ---------- front page modules ---------- */
.buc-game-section{padding:48px 0 6px}
.buc-game-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.buc-game-card{position:relative;display:flex;flex-direction:column;align-items:center;text-align:center;gap:10px;padding:28px 18px 22px;border-radius:0px;overflow:hidden;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;color:#e6edf7}
.buc-game-icon{width:76px;height:76px;display:flex;align-items:center;justify-content:center;border-radius:50%}
.buc-game-icon img{width:50px;height:50px;object-fit:contain;transition:transform .25s ease}
.buc-game-card:hover .buc-game-icon img{transform:scale(1.12)}
.buc-game-name{font-family:'Sora', sans-serif;font-size:19px;color:#fff}
.buc-game-desc{font-size:13px;color:#8b98b8;line-height:1.5}
.buc-game-go{margin-top:4px;font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#60a5fa;opacity:0;transform:translateY(6px);transition:opacity .25s ease,transform .25s ease}
.buc-game-card:hover .buc-game-go{opacity:1;transform:translateY(0)}
.buc-promo-banner{padding:34px 0 10px}
.buc-promo-banner a{display:block;position:relative;border-radius:0px;overflow:hidden;border:1px solid rgba(96,165,250,.24);transition:transform .25s ease,box-shadow .25s ease}
.buc-promo-banner a:hover{transform:translateY(-3px)}
.buc-promo-banner img{display:block;width:100%;height:auto}
.buc-featured-layout{display:grid;grid-template-columns:2fr 1fr;gap:22px}
.buc-featured-side{display:flex;flex-direction:column;gap:22px}
.buc-featured-big,.buc-featured-small{position:relative;border-radius:0px;overflow:hidden;border:1px solid rgba(96,165,250,.24);transition:border-color .25s ease,box-shadow .25s ease}
.buc-featured-big{height:100%;min-height:480px}
.buc-featured-small{flex:1;min-height:228px}
.buc-featured-media{position:absolute;inset:0;display:block}
.buc-featured-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.buc-featured-big:hover .buc-featured-media img,.buc-featured-small:hover .buc-featured-media img{transform:scale(1.05)}
.buc-featured-overlay{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;gap:8px;padding:24px;background:linear-gradient(180deg,transparent 30%,rgba(0,0,0,.72) 62%,rgba(0,0,0,.9) 100%)}
.buc-featured-cat{position:static;align-self:flex-start}
.buc-featured-title{font-weight:700;font-size:22px;line-height:1.3;color:#fff;margin:0}
.buc-featured-big .buc-featured-title{font-size:30px}
.buc-featured-excerpt{color:rgba(255,255,255,.75);font-size:14.5px;max-width:620px}
.buc-featured-meta{border-top:1px solid rgba(255,255,255,.16);padding-top:10px;color:rgba(255,255,255,.65)}
.buc-post-list{display:flex;flex-direction:column}
.buc-post-list-item{display:grid;grid-template-columns:148px 1fr;gap:18px;align-items:center;padding:16px 12px;border-bottom:1px solid rgba(96,165,250,.24);border-radius:0px;transition:background .2s ease,transform .2s ease}
.buc-post-list-item:hover{background:rgba(128,128,128,.07);transform:translateX(4px)}
.buc-post-list-thumb{display:block;aspect-ratio:16/10;border-radius:0px;overflow:hidden;background:#1e2a4a}
.buc-post-list-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.buc-post-list-item:hover .buc-post-list-thumb img{transform:scale(1.07)}
.buc-post-list-cat{display:inline-block;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#60a5fa;margin-bottom:4px}
.buc-post-list-title{font-weight:700;font-size:16.5px;line-height:1.4;margin:0 0 4px}
.buc-post-list-title a{color:#e6edf7}
.buc-post-list-title a:hover{color:#60a5fa}
.buc-post-list-meta{font-size:12.5px;color:#8b98b8}
.buc-faq-wrap{max-width:860px}
.buc-faq-item{background:#16213c;border:1px solid rgba(96,165,250,.24);border-radius:0px;margin-bottom:12px;overflow:hidden;transition:border-color .2s ease}
.buc-faq-item[open]{border-color:#60a5fa}
.buc-faq-item summary{list-style:none;cursor:pointer;padding:17px 52px 17px 22px;font-weight:700;font-size:16px;color:#e6edf7;position:relative;transition:color .2s ease}
.buc-faq-item summary::-webkit-details-marker{display:none}
.buc-faq-item summary::after{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);font-size:26px;color:#60a5fa;transition:transform .25s ease}
.buc-faq-item[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.buc-faq-item summary:hover{color:#60a5fa}
.buc-faq-item p{margin:0;padding:0 22px 18px;color:#8b98b8;font-size:14.5px}

/* ---------- entrance animation ---------- */
@keyframes buc-rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}
.buc-hero-inner > *{animation:buc-rise .7s ease both}
.buc-hero-inner > *:nth-child(2){animation-delay:.1s}
.buc-hero-inner > *:nth-child(3){animation-delay:.2s}
.buc-hero-inner > *:nth-child(4){animation-delay:.3s}
.buc-hero-inner > *:nth-child(5){animation-delay:.4s}
@media (prefers-reduced-motion:reduce){*{animation:none !important;transition:none !important}}

/* ---------- responsive ---------- */
@media (max-width:1024px){
.buc-grid{grid-template-columns:repeat(2,1fr)}
.buc-grid.buc-masonry{column-count:2}
.buc-grid.buc-grid-4{grid-template-columns:repeat(2,1fr)}
.buc-layout{grid-template-columns:1fr}
.buc-sidebar{position:static}
.buc-footer-grid,.buc-footer-grid.buc-foot-3,.buc-footer-grid.buc-foot-2{grid-template-columns:repeat(2,1fr)}
.buc-game-grid{grid-template-columns:repeat(2,1fr)}
.buc-featured-layout{grid-template-columns:1fr}
.buc-featured-big{min-height:380px}
.buc-featured-small{min-height:200px}
}
@media (max-width:680px){
.buc-grid,.buc-grid.buc-grid-2,.buc-grid.buc-grid-4{grid-template-columns:1fr}
.buc-grid.buc-masonry{column-count:1}
.buc-card-h{grid-template-columns:1fr}
.buc-card-h .buc-card-thumb{min-height:200px}
.buc-card-h .buc-card-body{padding:20px}
.buc-topbar-inner{gap:8px;padding:10px 14px}
.buc-menu-toggle{order:1;display:flex;flex-direction:column;justify-content:center;gap:5px;background:none;border:none;cursor:pointer;padding:10px 8px}
.buc-menu-toggle span{display:block;width:24px;height:2px;background:#60a5fa;border-radius:2px;transition:transform .25s ease,opacity .25s ease}
.buc-menu-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.buc-menu-toggle.active span:nth-child(2){opacity:0}
.buc-menu-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.buc-brand{order:2;margin:0 auto;gap:8px}
.buc-brand img{height:34px}
.buc-search-toggle{order:3;display:flex;align-items:center;justify-content:center;background:none;border:none;cursor:pointer;padding:8px}
.buc-search-toggle svg{width:22px;height:22px;stroke:#60a5fa}
.buc-cta-group{order:4;flex-basis:100%;justify-content:center;gap:8px;padding-top:2px}
.buc-btn{font-size:13px;padding:8px 14px}
.buc-mobile-search.open{display:block;padding:12px 14px 14px;border-top:1px solid rgba(96,165,250,.24);background:#0f172a}
.buc-mobile-search .buc-searchform input{width:auto;flex:1}
.buc-mainnav{display:none}
.buc-mainnav.open{display:block}
.buc-mainnav .buc-nav-inner{flex-direction:column;align-items:stretch;padding:4px 0 10px;gap:0}
.buc-mainnav .buc-menu{flex-direction:column;width:100%}
.buc-mainnav .buc-menu li a{padding:12px 20px;border-bottom:1px solid rgba(96,165,250,.24)}
.buc-mainnav .buc-menu .sub-menu,.buc-mainnav .buc-menu li:hover > .sub-menu{position:static;display:none}
.buc-mainnav .buc-menu li:hover > .sub-menu{display:block}
.buc-mainnav .buc-menu .sub-menu{min-width:0;background:#0f172a;border:none;border-left:3px solid #60a5fa;margin-left:18px;padding:2px 0}
.buc-mainnav .buc-nav-search{display:none}
.buc-article{padding:22px}
.buc-footer-grid,.buc-footer-grid.buc-foot-3,.buc-footer-grid.buc-foot-2{grid-template-columns:1fr}
.buc-hero{min-height:340px}
.buc-post-list-item{grid-template-columns:104px 1fr;gap:12px}
.buc-post-list-title{font-size:15px}
}

/* ============ archetype skin ============ */

.buc-body{background:
  radial-gradient(900px 520px at 84% -12%, rgba(167,139,250,.16), transparent 58%),
  radial-gradient(760px 460px at 4% 10%, rgba(96,165,250,.13), transparent 58%),
  linear-gradient(180deg,#0f172a,#0b1120);}
.buc-body::before{content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:radial-gradient(circle at 22% 34%, rgba(255,255,255,.5) 0 1px, transparent 2px),
    radial-gradient(circle at 68% 18%, rgba(255,255,255,.4) 0 1px, transparent 2px),
    radial-gradient(circle at 84% 62%, rgba(255,255,255,.35) 0 1.5px, transparent 2.5px),
    radial-gradient(circle at 40% 78%, rgba(255,255,255,.3) 0 1px, transparent 2px),
    radial-gradient(circle at 12% 86%, rgba(255,255,255,.35) 0 1px, transparent 2px);
  animation:buc-sparkle 4s ease-in-out infinite alternate;}
@keyframes buc-sparkle{from{opacity:.4;}to{opacity:1;}}

.buc-body h1,.buc-body h2,.buc-body h3,.buc-body h4{
  font-family:'Sora', sans-serif;font-weight:700;color:#fff;letter-spacing:-.02em;line-height:1.14;}
.buc-hero-title em,.buc-section-title em{font-style:normal;
  background:linear-gradient(110deg,#93c5fd,#c4b5fd 55%,#f0f9ff);-webkit-background-clip:text;background-clip:text;color:transparent;}

.buc-btn{border-radius:0;font-family:'Sora', sans-serif;font-weight:600;font-size:13.5px;letter-spacing:.08em;
  padding:13px 26px;border:1px solid;clip-path:polygon(14px 0,100% 0,100% calc(100% - 14px),calc(100% - 14px) 100%,0 100%,0 14px);
  transition:all .22s ease;}
.buc-btn-a{background:linear-gradient(120deg,#60a5fa,#818cf8);color:#0b1120;border-color:#bfdbfe;
  box-shadow:0 10px 30px rgba(96,165,250,.35);}
.buc-btn-a:hover{box-shadow:0 14px 38px rgba(96,165,250,.55);color:#0b1120;}
.buc-btn-b{background:rgba(30,42,74,.8);color:#c7d2fe;border-color:rgba(167,139,250,.5);}
.buc-btn-b:hover{background:rgba(43,58,100,.9);}
.buc-btn-ghost{background:transparent;color:#93c5fd;border-color:rgba(147,197,253,.5);}
.buc-btn-ghost:hover{background:rgba(96,165,250,.1);}

.buc-hero{border-bottom:1px solid rgba(96,165,250,.3);background:transparent;overflow:hidden;}
.buc-hero::before{content:"";position:absolute;right:4%;top:14%;width:340px;height:340px;opacity:.35;
  background:conic-gradient(from 210deg,#60a5fa,#a78bfa,#f0f9ff,#60a5fa);
  clip-path:polygon(50% 0%,88% 22%,100% 62%,68% 100%,26% 92%,0% 52%,22% 12%);
  filter:blur(2px);animation:buc-gemspin 14s linear infinite;}
@keyframes buc-gemspin{to{transform:rotate(360deg);}}
.buc-hero-inner{text-align:left;position:relative;z-index:2;}
.buc-hero-kicker{border:1px solid rgba(147,197,253,.6);color:#bfdbfe;background:rgba(96,165,250,.1);
  clip-path:polygon(10px 0,100% 0,calc(100% - 10px) 100%,0 100%);border-radius:0;
  letter-spacing:.24em;font-size:11px;padding:8px 22px;font-weight:600;}
.buc-hero-title{font-size:clamp(42px,6.2vw,80px);font-weight:800;}

.buc-card{background:linear-gradient(155deg,#1a2542,#111a30);border:1px solid rgba(96,165,250,.2);border-radius:0;
  clip-path:polygon(0 0,calc(100% - 22px) 0,100% 22px,100% 100%,22px 100%,0 calc(100% - 22px));
  transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;}
.buc-card:hover{border-color:rgba(147,197,253,.7);transform:translateY(-5px);
  box-shadow:0 18px 44px rgba(2,6,23,.6),0 0 26px rgba(96,165,250,.16);}
.buc-card-title{font-family:'Sora', sans-serif;font-weight:600;font-size:17.5px;letter-spacing:-.01em;}
.buc-card-cat{background:linear-gradient(120deg,#3b82f6,#8b5cf6);border-radius:0;
  clip-path:polygon(6px 0,100% 0,calc(100% - 6px) 100%,0 100%);color:#fff;letter-spacing:.06em;}
.buc-widget,.buc-article{background:#141d36;border:1px solid rgba(96,165,250,.18);border-radius:0;
  clip-path:polygon(0 0,calc(100% - 16px) 0,100% 16px,100% 100%,0 100%);}

.buc-section-head{border-left:none;padding-left:0;}
.buc-section-title{font-size:28px;font-weight:800;}
.buc-section-title::before{content:"◇ ";color:#60a5fa;}
.buc-section-head::after{content:"";flex:1;height:1px;margin-left:20px;
  background:linear-gradient(90deg,rgba(96,165,250,.5),transparent);}

.buc-footer{background:#0a101f;border-top:1px solid rgba(96,165,250,.3);}
.buc-footer::before{content:"";display:block;height:2px;margin-bottom:34px;
  background:linear-gradient(90deg,transparent,#60a5fa,#a78bfa,transparent);}
.buc-footer-title{color:#bfdbfe;font-weight:700;letter-spacing:.06em;}

.buc-game-card{border-radius:0;background:rgba(22,33,60,.85);border:1px solid rgba(96,165,250,.22);
  clip-path:polygon(0 0,calc(100% - 18px) 0,100% 18px,100% 100%,18px 100%,0 calc(100% - 18px));backdrop-filter:none;}
.buc-game-card:hover{border-color:rgba(147,197,253,.7);transform:translateY(-5px);box-shadow:0 18px 42px rgba(2,6,23,.6),0 0 28px rgba(96,165,250,.2);}
.buc-game-icon{border-radius:0;background:rgba(96,165,250,.08);border:1px solid rgba(147,197,253,.5);
  clip-path:polygon(50% 0,100% 32%,82% 100%,18% 100%,0 32%);}
.buc-featured-big,.buc-featured-small{border-radius:0;border:1px solid rgba(96,165,250,.24);
  clip-path:polygon(0 0,calc(100% - 24px) 0,100% 24px,100% 100%,0 100%);}
.buc-featured-big:hover,.buc-featured-small:hover{border-color:rgba(147,197,253,.7);}
.buc-faq-item{border-radius:0;border:1px solid rgba(96,165,250,.18);background:#141d36;}
.buc-faq-item[open]{border-color:rgba(147,197,253,.6);}
.buc-404-code{font-family:'Sora', sans-serif;font-weight:800;background:none;color:#93c5fd;-webkit-text-fill-color:#93c5fd;}
/* ============ structural variants ============ */