*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:Arial,"Microsoft YaHei",sans-serif;background:#eef3fb;color:#101828}
a{text-decoration:none;color:inherit}
button,input,select,textarea{font:inherit}
body{min-height:100vh}
.site-frame{max-width:1280px;margin:0 auto;min-height:100vh;padding:0 18px}
.app-shell{display:flex;min-height:100vh}
.sidebar{width:220px;background:#fff;padding:18px 0;border-right:1px solid #e3eaf8;position:sticky;top:0;height:100vh}
.brand-card{display:flex;gap:14px;align-items:center;margin:0 18px 26px;padding:0 6px}
.brand-logo{width:48px;height:48px;border-radius:14px;background:#111827;display:flex;align-items:center;justify-content:center;color:#fff;font-size:22px;font-weight:700}
.brand-title{font-size:15px;font-weight:700;color:#101828}
.brand-subtitle{font-size:12px;color:#667085}
.side-nav{display:flex;flex-direction:column;gap:4px}
.side-nav a{padding:18px 22px;border-radius:0;background:#fff;font-weight:600;border-left:3px solid transparent;color:#3c465b;display:flex;align-items:center;gap:12px}
.side-nav a.active,.side-nav a:hover{background:#eef4ff;color:#2e63ff;border-left-color:#2e63ff}
.side-nav-icon,.mobile-nav-icon{display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto}
.side-nav-icon{width:22px;height:22px;font-size:18px;color:#94a3b8}
.side-nav-icon svg,.mobile-nav-icon svg{width:100%;height:100%;display:block;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.side-nav a.active .side-nav-icon,.side-nav a:hover .side-nav-icon{color:#2e63ff}
.main-panel{flex:1;padding:0 28px 30px;min-width:0}
.topbar{display:flex;align-items:center;justify-content:space-between;padding:8px 0;background:linear-gradient(90deg,#5b27d6,#8d57ff);margin:0 -28px 24px;padding-left:28px;padding-right:28px;color:#fff;box-shadow:0 8px 24px rgba(91,39,214,.18);border-bottom-left-radius:18px;border-bottom-right-radius:18px}
.topbar-left{display:flex;align-items:center;gap:12px}
.topbar-title{font-size:30px;font-weight:700}
.topbar-domain{opacity:.92;font-size:13px}
.topbar-actions{display:flex;gap:12px;align-items:center}
.primary-btn,.ghost-btn,.auth-card button,.admin-form button,.admin-head .primary-btn,.admin-login-card button{border:0;border-radius:999px;padding:11px 20px;cursor:pointer}
.primary-btn,.auth-card button,.admin-form button,.admin-login-card button{background:#5d5fef;color:#fff}
.ghost-btn{background:rgba(255,255,255,.14);color:#fff}
.welcome-text{font-size:14px}
.panel{background:#fff;border-radius:24px;padding:18px;box-shadow:0 10px 24px rgba(32,54,92,.08);margin-bottom:18px}
.page-view{display:none}
.page-view.active{display:block}
.hero-notice{display:flex;align-items:center;gap:14px;background:#e5392a;color:#fff;padding:16px 20px;border-radius:18px;margin-bottom:18px}
.notice-pill{background:#ffbe0b;color:#602700;padding:6px 12px;border-radius:999px;font-weight:700;white-space:nowrap}
.platform-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(92px,1fr));gap:14px}
.platform-item{background:#fff;border:1px solid #e9eef7;border-radius:20px;padding:12px 8px;display:flex;flex-direction:column;align-items:center;gap:8px;cursor:pointer;min-height:112px}
.platform-item img,.game-cover img{width:64px;height:64px;border-radius:16px;object-fit:cover;display:block}
.platform-fallback,.cover-fallback{width:64px;height:64px;border-radius:16px;background:linear-gradient(135deg,#5b27d6,#3b82f6);display:flex;align-items:center;justify-content:center;color:#fff;font-size:24px;font-weight:700}
.platform-item span:last-child{font-size:13px;text-align:center}
.utility-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-bottom:18px}
.utility-card,.cooperation-card{background:#fff;border-radius:20px;padding:16px 18px;display:flex;align-items:center;gap:14px;box-shadow:0 10px 24px rgba(32,54,92,.08)}
.crypto-hero{background:linear-gradient(135deg,#1a1f37,#183a63);border:1px solid rgba(255,193,7,.22);border-radius:18px;padding:28px 22px;text-align:center;color:#fff;margin-bottom:14px}
.crypto-hero h1{margin:0 0 8px;color:#ffd24d;font-size:34px}
.crypto-hero p{margin:0;color:rgba(255,255,255,.78)}
.crypto-warning{background:rgba(255,193,7,.12);border:1px solid rgba(255,193,7,.35);border-radius:14px;padding:14px 16px;color:#7a5b00;margin-bottom:18px}
.crypto-warning strong{display:block;margin-bottom:6px}
.crypto-warning p{margin:0;line-height:1.7}
.crypto-panel{background:rgba(255,255,255,.9)}
.crypto-exchange-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.crypto-exchange-card{background:rgba(255,255,255,.75);border:1px solid rgba(240,165,0,.24);border-radius:16px;padding:18px 16px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:8px}
.crypto-exchange-icon{width:52px;height:52px;border-radius:16px;background:linear-gradient(135deg,#ffcc4d,#f59e0b);display:flex;align-items:center;justify-content:center;color:#1f2937;font-size:26px;font-weight:800}
.crypto-exchange-card strong{font-size:18px}
.crypto-exchange-tag{display:inline-flex;padding:4px 10px;border-radius:999px;background:#f0a500;color:#fff;font-size:12px;font-weight:700}
.crypto-exchange-card p{margin:0;color:#5a6478;line-height:1.7;font-size:14px}
.crypto-action-btn{display:inline-flex;align-items:center;justify-content:center;min-width:88px;height:38px;border-radius:10px;background:#f0a500;color:#fff;font-weight:700}
.crypto-step-list{display:flex;flex-direction:column;gap:10px}
.crypto-step-item{display:flex;gap:12px;align-items:flex-start;background:rgba(255,255,255,.72);border-radius:14px;padding:14px}
.crypto-step-num{width:30px;height:30px;border-radius:999px;background:#f0a500;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;flex:0 0 auto}
.crypto-step-copy strong{display:block;margin-bottom:6px;font-size:15px}
.crypto-step-copy p{margin:0;color:#5a6478;line-height:1.7;font-size:14px}
.crypto-tip-tags{display:flex;flex-wrap:wrap;gap:10px}
.crypto-tip-tags span{padding:8px 12px;border-radius:10px;background:rgba(240,165,0,.14);border:1px solid rgba(240,165,0,.3);color:#815400;font-weight:700;font-size:13px}
.crypto-faq-list{display:flex;flex-direction:column;gap:10px}
.crypto-faq-item{background:rgba(255,255,255,.72);border-left:3px solid #f0a500;border-radius:12px;padding:14px}
.crypto-faq-item summary{cursor:pointer;font-weight:700;list-style:none}
.crypto-faq-item summary::-webkit-details-marker{display:none}
.crypto-faq-item p{margin:10px 0 0;color:#5a6478;line-height:1.7;font-size:14px}
.mirror-hero{background:linear-gradient(135deg,#1d4ed8,#3b82f6)}
.mirror-tip{background:#fff7db;border-color:#f3d37a;color:#8a6500}
.mirror-list{display:flex;flex-direction:column;gap:12px}
.mirror-row{display:flex;align-items:center;justify-content:space-between;gap:16px;background:#fff;border:1px solid #e8eef9;border-radius:20px;padding:16px 18px;box-shadow:0 10px 24px rgba(32,54,92,.08);cursor:pointer}
.mirror-left{display:flex;align-items:center;gap:14px;min-width:0}
.mirror-icon{width:44px;height:44px;border-radius:14px;background:#dbeafe;color:#2563eb;display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:700;flex:0 0 auto}
.mirror-copy{min-width:0}
.mirror-copy strong{display:block;font-size:28px;line-height:1.2}
.mirror-copy span{display:inline-flex;margin-top:6px;padding:3px 8px;border-radius:999px;background:#14b8a6;color:#fff;font-size:12px;font-weight:700}
.mirror-copy-btn{border:1px solid #bfd3ff;background:#f8fbff;color:#2563eb;border-radius:12px;padding:10px 14px;font-weight:700;cursor:pointer;flex:0 0 auto}
.utility-icon,.cooperation-icon{width:44px;height:44px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:700;color:#111827;flex:0 0 auto}
.utility-copy,.cooperation-copy{display:flex;flex-direction:column;gap:4px;min-width:0;flex:1}
.utility-copy strong,.cooperation-copy strong{font-size:22px}
.utility-copy span,.cooperation-copy span{font-size:13px;color:#667085}
.utility-arrow{font-size:28px;color:#b5bfd3;line-height:1}
.tutorial-entry-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.tutorial-entry-card{background:#fff;border:1px solid #e8eef9;border-radius:18px;padding:14px;display:flex;align-items:center;gap:12px;box-shadow:0 10px 24px rgba(32,54,92,.08);min-width:0}
.tutorial-entry-icon{width:48px;height:48px;border-radius:15px;display:flex;align-items:center;justify-content:center;flex:0 0 auto;color:#111827;font-size:18px;font-weight:800;overflow:hidden}
.tutorial-entry-icon img{width:100%;height:100%;object-fit:cover;display:block}
.tutorial-entry-copy{display:flex;flex-direction:column;gap:4px;min-width:0;flex:1}
.tutorial-entry-copy strong{font-size:18px;line-height:1.25;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tutorial-entry-copy span{font-size:12px;color:#667085;line-height:1.35;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tutorial-entry-arrow{font-size:24px;color:#b5bfd3;line-height:1;flex:0 0 auto}
.message-empty,.message-card{background:#f7f9ff;border-radius:22px;padding:18px;display:flex;gap:16px;align-items:flex-start}
.message-empty{align-items:center;justify-content:space-between}
.message-empty-icon{width:48px;height:48px;border-radius:14px;background:#fff1eb;color:#ff6a39;font-size:24px;font-weight:700;display:flex;align-items:center;justify-content:center;flex:0 0 auto}
.message-empty-copy{flex:1}
.message-empty-copy strong{display:block;font-size:18px;margin-bottom:6px}
.message-empty-copy p{margin:0;color:#667085;line-height:1.7}
.message-list{display:flex;flex-direction:column;gap:14px}
.message-badge{min-width:56px;padding:8px 10px;border-radius:14px;background:#fff3bf;color:#8a5a00;text-align:center;font-weight:700}
.message-body h3{margin:0 0 8px}
.message-body p{margin:0 0 8px;color:#667085;line-height:1.7}
.message-body span{font-size:13px;color:#98a2b3}
.workbench-list{display:flex;flex-direction:column;gap:16px}
.workbench-card{position:relative;background:#fff;border-radius:24px;padding:18px;box-shadow:0 12px 30px rgba(32,54,92,.08);display:flex;gap:18px;overflow:hidden}
.workbench-link{position:absolute;inset:0;z-index:1}
.workbench-cover{width:180px;height:120px;border-radius:16px;object-fit:cover;flex:0 0 auto;position:relative;z-index:0}
.workbench-body{position:relative;z-index:0;display:flex;flex-direction:column;gap:10px;min-width:0}
.workbench-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.workbench-badge{display:inline-flex;align-items:center;justify-content:center;padding:4px 10px;border-radius:999px;background:#ff7a45;color:#fff;font-size:12px;font-weight:700}
.workbench-meta h3{margin:0;font-size:28px;line-height:1.35}
.workbench-body p{margin:0;color:#667085;line-height:1.7}
.workbench-date{font-size:14px;color:#98a2b3}
.lottery-tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px}
.lottery-tab{border:0;border-radius:999px;padding:10px 16px;background:#eef2ff;color:#556079;font-weight:700;cursor:pointer}
.lottery-tab.active{background:#2e63ff;color:#fff}
.lottery-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.lottery-card{background:#f8fbff;border-radius:20px;padding:18px}
.lottery-card-top{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:14px}
.lottery-card-top strong{font-size:18px}
.lottery-card-top span{font-size:13px;color:#667085}
.lottery-result{font-size:24px;font-weight:700;color:#2e63ff;letter-spacing:1px;margin-bottom:10px}
.lottery-card p{margin:0;color:#667085;line-height:1.6}
.search-bar{display:flex;gap:12px;margin-bottom:18px}
.search-bar input,.search-bar select,.search-bar button,.auth-card input,.admin-form input,.admin-form select,.admin-form textarea,.admin-login-card input{width:100%;border:1px solid #d9e2f2;border-radius:18px;padding:14px 16px;background:#f8fbff}
.search-bar button{width:auto;background:#2251ff;color:#fff;border:0;min-width:104px}
.category-tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px}
.category-tabs a{padding:10px 16px;border-radius:999px;background:#f3f6fb;font-weight:600}
.category-tabs a.active{background:#2e63ff;color:#fff}
.game-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(138px,1fr));gap:16px}
.game-card{background:#fff;border:1px solid #edf2fb;border-radius:18px;padding:0;overflow:hidden;box-shadow:0 10px 20px rgba(32,54,92,.06)}
.game-cover{display:block;border:0;padding:0;background:#e6edff;width:100%;aspect-ratio:1/1;cursor:pointer}
.game-cover img,.game-cover .cover-fallback{width:100%;height:100%;border-radius:0}
.game-meta{padding:10px 12px 14px}
.game-meta h3{margin:0 0 8px;font-size:15px}
.game-tags{display:flex;justify-content:space-between;gap:8px;font-size:12px;color:#667085}
.game-start-btn{border:0;background:transparent;color:#667085;padding:0;cursor:pointer;font-size:12px;white-space:nowrap}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:16px}
.section-head h2{margin:0}
.section-head span{color:#667085;font-size:14px}
.updates-list{display:flex;flex-direction:column;gap:12px}
.update-row{display:flex;justify-content:space-between;gap:18px;padding:16px;border-radius:18px;background:#f8fbff}
.update-row p{margin:4px 0 0;color:#667085}
.update-actions{display:flex;align-items:center;gap:14px;font-size:13px}
.update-actions a{color:#2459ff}
.profile-box{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.profile-stat{background:#f8fbff;border-radius:22px;padding:22px}
.profile-stat strong{display:block;font-size:24px}
.profile-stat span{color:#667085;font-size:14px}
.empty-box{padding:24px;border-radius:18px;background:#f8fbff;display:flex;justify-content:space-between;align-items:center}
.cooperation-list{display:flex;flex-direction:column;gap:16px}
.cooperation-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.cooperation-panel-card{background:#fff;border-radius:22px;padding:18px 16px;box-shadow:0 10px 24px rgba(32,54,92,.08);display:flex;flex-direction:column;align-items:flex-start;gap:14px}
.cooperation-panel-card .cooperation-icon{width:58px;height:58px;border-radius:16px;color:#fff;font-size:30px;font-weight:700}
.cooperation-panel-card .cooperation-copy strong{font-size:17px;color:#2353ff}
.cooperation-panel-card .cooperation-copy span{font-size:14px;line-height:1.8;color:#596780}
.cooperation-open-btn{display:flex;align-items:center;justify-content:center;width:100%;height:42px;border-radius:14px;border:1px solid #ffc0cb;background:#fff4f6;color:#ff2f68;font-size:15px;font-weight:700}
.topbar .brand-card{margin:0;padding:0}
.topbar .brand-title{color:#fff;font-size:28px}
.topbar .brand-subtitle{font-size:12px}
.mobile-nav{display:none}
.floating-service-btn{position:fixed;right:18px;bottom:90px;z-index:920;display:inline-flex;align-items:center;justify-content:center;gap:10px;min-width:124px;height:56px;padding:0 16px 0 8px;border-radius:999px;background:rgba(15,23,42,.92);border:1px solid rgba(255,255,255,.1);color:#fff;font-weight:700;box-shadow:0 18px 34px rgba(15,23,42,.26);backdrop-filter:blur(10px)}
.floating-service-icon{width:40px;height:40px;border-radius:999px;display:flex;align-items:center;justify-content:center;flex:0 0 auto;box-shadow:0 8px 18px rgba(255,106,60,.28)}
.floating-service-icon img{width:100%;height:100%;display:block}
.floating-service-label{white-space:nowrap;font-size:14px;letter-spacing:.5px}
.player-modal{position:fixed;inset:0;background:rgba(9,13,21,.64);padding:32px;display:flex;align-items:center;justify-content:center;z-index:1000}
.player-modal[hidden]{display:none!important}
.player-dialog{width:min(1120px,100%);height:min(760px,90vh);background:#fff;border-radius:24px;overflow:hidden;display:flex;flex-direction:column;position:relative}
.player-head{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;background:#f2f6ff}
.player-tools{display:flex;gap:10px}
.icon-btn{border:0;padding:10px 14px;border-radius:14px;background:#e6edff;cursor:pointer}
.player-dialog iframe{width:100%;flex:1;border:0;background:#000}
.player-loading{position:absolute;left:0;right:0;top:64px;bottom:0;background:#000;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;color:#fff;z-index:2;transition:opacity .35s ease,visibility .35s ease}
.player-loading.is-hidden{opacity:0;visibility:hidden;pointer-events:none}
.player-loading-logo{font-size:72px;font-weight:700;letter-spacing:2px;color:#fff;text-shadow:0 0 24px rgba(93,95,239,.35)}
.player-loading-text{font-size:18px;color:#d0d7ff}
.player-loading-dots{display:flex;gap:10px}
.player-loading-dots span{width:10px;height:10px;border-radius:999px;background:#5d5fef;animation:playerDot 1s infinite ease-in-out}
.player-loading-dots span:nth-child(2){animation-delay:.15s}
.player-loading-dots span:nth-child(3){animation-delay:.3s}
@keyframes playerDot{
  0%,80%,100%{transform:scale(.7);opacity:.45}
  40%{transform:scale(1.2);opacity:1}
}
.notice-modal{position:fixed;inset:0;background:rgba(17,24,39,.55);display:flex;align-items:center;justify-content:center;z-index:1100;padding:18px}
.notice-modal[hidden]{display:none!important}
.notice-dialog{width:min(420px,100%);background:#fff;border-radius:18px;overflow:hidden;box-shadow:0 24px 48px rgba(15,23,42,.22)}
.notice-head{background:linear-gradient(90deg,#2f6ef3,#3f7cff);color:#fff;padding:16px 18px;display:flex;justify-content:space-between;align-items:center}
.notice-title-wrap{display:flex;align-items:center;gap:10px}
.notice-horn{font-size:20px}
.notice-count{font-size:14px;opacity:.92}
.notice-body{padding:20px 18px 16px}
.notice-body p{margin:0;color:#374151;line-height:1.9;white-space:pre-wrap}
.notice-actions{display:flex;justify-content:flex-end;gap:12px;padding:0 18px 18px}
.ghost-notice-btn{border:1px solid #d7dff2;background:#fff;color:#2e63ff;border-radius:12px;padding:11px 18px;cursor:pointer}
.auth-wrap{max-width:1080px;margin:48px auto;padding:0 16px}
.auth-card{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;background:#fff;border-radius:28px;padding:24px;box-shadow:0 12px 30px rgba(32,54,92,.08)}
.auth-column h2{margin-top:0}
.auth-column form{display:flex;flex-direction:column;gap:14px}
.alert{padding:14px 16px;border-radius:16px;margin-top:18px}
.alert.error{background:#fee2e2;color:#991b1b}
.alert.success{background:#dcfce7;color:#166534}
.admin-login-body{display:flex;align-items:center;justify-content:center;min-height:100vh;background:#f3f6fd}
.admin-login-card{width:min(420px,92vw);background:#fff;border-radius:26px;padding:26px;box-shadow:0 12px 30px rgba(32,54,92,.08)}
.admin-login-card form{display:flex;flex-direction:column;gap:14px}
.admin-body{background:#f3f6fd}
.admin-shell{display:flex;min-height:100vh}
.admin-sidebar{width:240px;background:#141b2d;padding:24px;display:flex;flex-direction:column;gap:12px}
.admin-sidebar h2{color:#fff;font-size:22px;margin:0 0 12px}
.admin-sidebar a{color:#d8e1ff;padding:12px 14px;border-radius:14px;background:rgba(255,255,255,.04)}
.admin-sidebar a:hover{background:rgba(255,255,255,.1)}
.admin-main{flex:1;padding:24px}
.admin-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
.admin-head h1{margin:0}
.admin-head p{margin:6px 0 0;color:#667085}
.admin-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:18px}
.stat-card,.admin-card{background:#fff;border-radius:24px;padding:20px;box-shadow:0 12px 30px rgba(32,54,92,.08)}
.stat-card strong{display:block;font-size:34px}
.stat-card span{color:#667085}
.admin-table{width:100%;border-collapse:collapse}
.admin-table th,.admin-table td{padding:12px 10px;border-bottom:1px solid #edf2fb;text-align:left;vertical-align:top}
.admin-grid-two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.admin-form{display:flex;flex-direction:column;gap:14px}
.admin-form label{display:flex;flex-direction:column;gap:8px;font-weight:600}
.admin-form textarea{min-height:120px;resize:vertical}
.check-row{flex-direction:row!important;align-items:center;gap:10px}
.admin-action-group{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.admin-main .ghost-btn{background:#eef2ff!important;color:#2459ff!important;border:1px solid #cdd8ff!important;display:inline-flex!important;align-items:center;justify-content:center;min-width:88px;padding:10px 14px;border-radius:999px;text-decoration:none;font-weight:600}
.admin-main .primary-btn{display:inline-flex;align-items:center;justify-content:center;min-width:88px;padding:10px 14px;border-radius:999px;text-decoration:none;font-weight:600}
.admin-table th:last-child,.admin-table td:last-child{min-width:180px}
.admin-table td:last-child{padding-right:18px}
@media (max-width:1080px){
  .sidebar{display:none}
  .site-frame{max-width:none}
  .site-frame{padding:0}
  .main-panel{padding:0 12px 84px}
  .topbar{display:none}
  .profile-box,.admin-stats,.admin-grid-two,.auth-card,.lottery-grid,.cooperation-grid,.crypto-exchange-grid{grid-template-columns:1fr}
  .utility-grid{grid-template-columns:1fr}
  .home-utility-grid{display:none}
  .crypto-hero h1{font-size:26px}
  .hero-panel{padding:10px;margin-bottom:10px}
  .hero-notice{padding:8px 10px;border-radius:12px;margin-bottom:10px;font-size:12px;gap:8px}
  .notice-pill{padding:4px 8px;font-size:12px}
  .platform-grid{display:flex;grid-template-columns:none;gap:8px;overflow-x:auto;overscroll-behavior-x:contain;scroll-snap-type:x proximity;margin:0 -2px;padding:1px 2px 4px;scrollbar-width:none}
  .platform-grid::-webkit-scrollbar{display:none}
  .platform-item{flex:0 0 72px;min-height:76px;padding:7px 4px;border-radius:14px;gap:5px;scroll-snap-align:start}
  .platform-item img,.platform-fallback{width:42px;height:42px;border-radius:12px}
  .platform-fallback{font-size:17px}
  .platform-item span:last-child{font-size:11px;line-height:1.2;max-width:64px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .mirror-copy strong{font-size:22px}
  .utility-copy strong,.cooperation-copy strong{font-size:18px}
  .tutorial-entry-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .tutorial-entry-card{padding:11px 10px;border-radius:16px;gap:9px;min-height:76px}
  .tutorial-entry-icon{width:38px;height:38px;border-radius:13px;font-size:15px}
  .tutorial-entry-copy strong{font-size:14px}
  .tutorial-entry-copy span{font-size:11px}
  .tutorial-entry-arrow{display:none}
  .panel{border-radius:18px;padding:14px}
  .message-empty{flex-direction:column;align-items:flex-start}
  .workbench-card{flex-direction:column}
  .workbench-cover{width:100%;height:180px}
  .workbench-meta h3{font-size:20px}
  .games-panel{padding:10px}
  .game-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}
  .game-card{border-radius:8px;padding:8px 5px 7px;box-shadow:0 2px 8px rgba(32,54,92,.08);border-color:#dfe6f2}
  .game-cover{width:100%;max-width:64px;margin:0 auto 6px;border-radius:10px;aspect-ratio:1/1;overflow:hidden;background:#eef3fb}
  .game-cover img,.game-cover .cover-fallback{border-radius:10px}
  .game-meta{padding:0;text-align:center}
  .game-meta h3{font-size:12px;line-height:1.25;margin:0 0 6px;min-height:30px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .game-tags{display:block;font-size:0}
  .game-tags span:first-child{display:none}
  .game-start-btn{display:inline-flex;align-items:center;justify-content:center;height:22px;min-width:58px;padding:0 8px;border-radius:999px;background:#6d3df5;color:#fff;font-size:11px;font-weight:700}
  .category-tabs{gap:7px;margin-bottom:10px;overflow-x:auto;flex-wrap:nowrap;padding-bottom:2px;scrollbar-width:none}
  .category-tabs::-webkit-scrollbar{display:none}
  .category-tabs a{flex:0 0 auto;padding:8px 13px;font-size:13px}
  .section-head{margin-bottom:10px}
  .section-head span{display:none}
  .search-bar{gap:8px;margin-bottom:10px}
  .search-bar input,.search-bar select,.search-bar button{border-radius:12px;padding:10px 11px;font-size:13px}
  .search-bar,.topbar,.section-head,.empty-box,.update-row,.admin-head{flex-direction:column;align-items:stretch}
  .games-panel .search-bar{flex-direction:row;align-items:center}
  .games-panel .search-bar select{display:none}
  .games-panel .search-bar input{min-width:0}
  .games-panel .search-bar button{width:auto;min-width:62px;padding-left:12px;padding-right:12px}
  .player-modal{padding:10px}
  .player-dialog{height:92vh}
  .admin-sidebar{display:none}
  .topbar-title{font-size:20px}
  .topbar-domain{font-size:12px}
  .topbar-actions .ghost-btn,.welcome-text{display:none}
  .mobile-nav{position:fixed;left:0;right:0;bottom:0;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:0;background:rgba(255,255,255,.96);border-top:1px solid #e5ebf7;z-index:900;padding:7px 4px max(8px,env(safe-area-inset-bottom));box-shadow:0 -10px 24px rgba(32,54,92,.08);backdrop-filter:blur(10px)}
  .mobile-nav a[href*="page=home"]{order:1}
  .mobile-nav a[href*="page=messages"]{order:2}
  .mobile-nav a[href*="page=results"]{order:3}
  .mobile-nav a[href*="page=tutorials"]{order:4}
  .mobile-nav a[href*="page=profile"]{order:5}
  .mobile-nav a{padding:4px 4px;text-align:center;font-size:11px;color:#667085;font-weight:700;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;min-width:0}
  .mobile-nav a.active{color:#2e63ff}
  .mobile-nav-icon{width:28px;height:28px;border-radius:12px;background:#f3f6fb;color:#7b879b;padding:5px;line-height:1}
  .mobile-nav a.active .mobile-nav-icon{background:#e8efff;color:#2e63ff}
  .floating-service-btn{right:14px;bottom:78px;min-width:112px;height:50px;padding:0 14px 0 7px;gap:8px}
  .floating-service-icon{width:36px;height:36px}
  .floating-service-label{font-size:13px}
}