.navbar{display:flex;align-items:center;justify-content:center;min-height:70px;width:100%;position:sticky;top:0;z-index:1000;border-radius:0;border-width:0 0 1px 0;background:#ffffffe6;border-color:#d7e0ebf0;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.nav-container{width:min(1240px,calc(100vw - 32px));display:flex;align-items:center;justify-content:space-between;gap:24px}.nav-brand-wrap{display:inline-flex;align-items:center;gap:10px}.nav-brand{display:flex;align-items:center;gap:12px;text-decoration:none}.brand-icon{color:var(--brand)}.brand-text{font-size:1.1rem;font-weight:800;letter-spacing:-.03em}.nav-links{display:flex;gap:10px;flex-wrap:wrap}.nav-link{display:flex;align-items:center;gap:8px;text-decoration:none;font-weight:700;color:var(--text-muted);transition:all .2s ease;background:#ffffffb3;border:1px solid var(--border-soft);border-radius:10px;padding:9px 12px;cursor:pointer;font:inherit}.nav-link:hover,.nav-link.active{color:var(--brand-hover);background:var(--bg-accent-soft);border-color:var(--border-accent)}@media(max-width:720px){.navbar{padding:10px 0}.nav-container{width:calc(100vw - 20px);flex-direction:column;align-items:flex-start;gap:12px}.nav-links{width:100%;gap:8px}.nav-link{flex:1 1 calc(50% - 8px);justify-content:center}}:root{--lb-bg-0: #030914;--lb-bg-1: #071426;--lb-bg-2: #0b1d36;--lb-panel: rgba(9, 21, 38, .84);--lb-panel-strong: rgba(8, 18, 32, .94);--lb-text: #e5efff;--lb-muted: #8fa8c7;--lb-soft: #5f7797;--lb-cyan: #35c6ff;--lb-blue: #4f7bff;--lb-indigo: #6c63ff;--lb-violet: #9d6dff;--lb-mint: #4ff3d2;--lb-danger: #ff5d73;--lb-success: #1fd19c;--lb-border: rgba(123, 161, 217, .25);--lb-border-soft: rgba(123, 161, 217, .16);--lb-shadow-lg: 0 28px 80px rgba(0, 0, 0, .52);--lb-shadow-md: 0 12px 32px rgba(0, 0, 0, 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lbGridFloat{0%{transform:translateY(0)}to{transform:translateY(32px)}}.lobby-layout{display:grid;grid-template-columns:minmax(0,1.05fr) 480px;width:100%;height:100%;position:relative;z-index:1}.lobby-left{position:relative;display:flex;align-items:center;justify-content:center;padding:54px 58px;overflow:hidden}.scan-line{position:absolute;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,rgba(79,123,255,.75),transparent);box-shadow:0 0 14px #4f7bff73;animation:lbScan 6.5s ease-in-out infinite}@keyframes lbScan{0%{top:-2%;opacity:0}12%{opacity:1}88%{opacity:1}to{top:102%;opacity:0}}.lobby-brand{width:min(540px,100%);display:flex;flex-direction:column;gap:24px;animation:lbBrandEnter .7s cubic-bezier(.2,.8,.2,1) both}@keyframes lbBrandEnter{0%{opacity:0;transform:translate(-34px)}to{opacity:1;transform:translate(0)}}.lobby-brand-logo{display:flex;align-items:center}.logo-grid{display:inline-flex;align-items:center;gap:14px;padding:12px 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ease}.lobby-feat:hover{transform:translate(5px);border-color:#58a0ff73;background:linear-gradient(165deg,#0f243fdb,#0a1629db)}.feat-icon{font-size:1.12rem;margin-top:2px}.feat-title{color:#dbe8ff;font-size:.9rem;font-weight:700;margin-bottom:2px}.feat-desc{color:var(--lb-soft);font-size:.77rem;line-height:1.55}.lobby-right{position:relative;padding:24px 28px;border-left:1px solid rgba(123,161,217,.2);display:flex;align-items:center;justify-content:center}.lobby-right:before{content:"";position:absolute;width:560px;height:560px;border-radius:50%;right:-220px;top:-180px;background:radial-gradient(circle,rgba(53,198,255,.14),transparent 62%);pointer-events:none}.lobby-right:after{content:"";position:absolute;width:520px;height:520px;border-radius:50%;left:-240px;bottom:-220px;background:radial-gradient(circle,rgba(157,109,255,.14),transparent 62%);pointer-events:none}.lobby-card{position:relative;z-index:1;width:100%;padding:28px 24px;border-radius:22px;border:1px solid rgba(123,161,217,.24);background:linear-gradient(155deg,#11223d8a,#0a1628cc),var(--lb-panel);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);box-shadow:var(--lb-shadow-lg),inset 0 1px #ffffff14;display:flex;flex-direction:column;gap:16px;animation:lbCardEnter .55s cubic-bezier(.2,.8,.2,1) both}.lobby-card:before{content:"";position:absolute;top:0;left:20px;right:20px;height:2px;border-radius:2px;background:linear-gradient(90deg,transparent,var(--lb-cyan),var(--lb-violet),transparent);opacity:.95}@keyframes lbCardEnter{0%{opacity:0;transform:translateY(18px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.lobby-card-header{display:grid;gap:6px;padding-bottom:14px;border-bottom:1px solid 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#1f4fa573,inset 0 1px #ffffff38;position:relative;overflow:hidden;transition:transform .17s ease,box-shadow .17s ease,opacity .17s ease}.lc-join-btn:after{content:"";position:absolute;top:0;left:-120%;width:66%;height:100%;transform:skew(-18deg);background:linear-gradient(90deg,transparent,rgba(255,255,255,.28),transparent);transition:left .52s ease}.lc-join-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 20px 38px #1d50aa85,inset 0 1px #ffffff40}.lc-join-btn:hover:not(:disabled):after{left:145%}.lc-join-btn:active:not(:disabled){transform:translateY(1px)}.lc-join-btn:disabled{opacity:.65;cursor:not-allowed}.lc-btn-arrow{font-size:1.08rem;transition:transform .17s ease}.lc-join-btn:hover:not(:disabled) .lc-btn-arrow{transform:translate(5px)}.btn-spinner{width:18px;height:18px;border-radius:50%;border:2.5px solid rgba(255,255,255,.28);border-top-color:#fff;animation:lbSpin .65s linear infinite}@keyframes lbSpin{to{transform:rotate(360deg)}}.lc-rules{border-top:1px solid 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