.app-topnav{position:sticky;top:0;z-index:1000;width:100%;background:linear-gradient(180deg,#0c1929,#0f2340);border-bottom:1px solid rgba(88,166,255,.18);box-shadow:0 4px 24px #00000059;font-family:Sora,Inter,-apple-system,BlinkMacSystemFont,sans-serif}.app-topnav:before{content:"";display:block;height:2px;background:linear-gradient(90deg,transparent,rgba(88,166,255,.7) 30%,rgba(63,185,80,.7) 70%,transparent)}.app-topnav-inner{max-width:1400px;margin:0 auto;display:flex;align-items:center;height:64px;padding:0 24px;gap:8px}.app-topnav-brand{display:flex;align-items:center;gap:10px;color:#fff;cursor:pointer;flex-shrink:0;margin-right:8px;text-decoration:none}.app-topnav-brand img{height:36px;width:36px;object-fit:contain;border-radius:8px;box-shadow:0 0 12px #58a6ff40}.app-topnav-brand-text{display:flex;flex-direction:column;line-height:1.15}.app-topnav-brand-name{font-weight:800;font-size:15px;letter-spacing:-.2px;color:#fff}.app-topnav-brand-tag{font-size:10px;font-weight:600;letter-spacing:.6px;text-transform:uppercase;color:#58a6ffe6}.app-topnav-desktop{display:flex;align-items:center;gap:2px;flex:1;margin-left:12px}.app-topnav-link{color:#ffffffd1;text-decoration:none;font-size:13.5px;font-weight:600;padding:8px 12px;border-radius:8px;white-space:nowrap;transition:color .18s,background .18s;border:none;background:transparent;font-family:inherit;cursor:pointer}.app-topnav-link:hover,.app-topnav-dropdown:hover .app-topnav-trigger{color:#fff;background:#ffffff14}.app-topnav-link.active,.app-topnav-trigger.active{color:#fff;background:#58a6ff26}.app-topnav-dropdown{position:relative}.app-topnav-trigger{display:inline-flex;align-items:center;gap:5px}.app-topnav-chevron{opacity:.7;transition:transform .2s}.app-topnav-dropdown.open .app-topnav-chevron,.app-topnav-dropdown:hover .app-topnav-chevron{transform:rotate(180deg)}.app-topnav-panel{position:absolute;top:calc(100% + 8px);left:0;min-width:280px;background:#111a2e;border:1px solid rgba(88,166,255,.22);border-radius:12px;box-shadow:0 16px 48px #00000073;padding:16px;opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .2s,transform .2s,visibility .2s;pointer-events:none}.app-topnav-dropdown:after{content:"";position:absolute;top:100%;left:0;right:0;height:8px;pointer-events:auto}.app-topnav-dropdown.open .app-topnav-panel,.app-topnav-dropdown:hover .app-topnav-panel{opacity:1;visibility:visible;transform:translateY(0);pointer-events:auto}.app-topnav-panel--mega{min-width:680px;left:-80px;padding:20px 20px 12px}.app-topnav-panel-title{font-size:11px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:#58a6ffd9;margin:0 0 12px}.app-topnav-compiler-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:4px}.app-topnav-compiler-item{color:#ffffffd9;text-decoration:none;font-size:13px;font-weight:600;padding:8px 12px;border-radius:8px;transition:background .15s,color .15s}.app-topnav-compiler-item:hover{background:#58a6ff1f;color:#fff}.app-topnav-compiler-item.active{background:#58a6ff33;color:#58a6ff}.app-topnav-mega-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px 24px}.app-topnav-mega-title{font-size:10.5px;font-weight:700;letter-spacing:.8px;text-transform:uppercase;color:#58a6ff;margin:0 0 8px;padding-bottom:6px;border-bottom:1px solid rgba(88,166,255,.2)}.app-topnav-mega-link{display:block;color:#ffffffc7;text-decoration:none;font-size:12.5px;font-weight:500;padding:5px 0;transition:color .15s}.app-topnav-mega-link:hover,.app-topnav-mega-link.active{color:#fff}.app-topnav-mega-footer{display:block;margin-top:14px;padding-top:12px;border-top:1px solid rgba(255,255,255,.1);color:#58a6ff;font-size:13px;font-weight:700;text-decoration:none}.app-topnav-mega-footer:hover{color:#79b8ff}.app-topnav-actions{display:flex;align-items:center;gap:8px;margin-left:auto;flex-shrink:0}.app-topnav-cta{background:linear-gradient(135deg,#238636,#2ea043);color:#fff;text-decoration:none;font-size:13px;font-weight:700;padding:8px 16px;border-radius:8px;white-space:nowrap;transition:transform .18s,box-shadow .18s;box-shadow:0 2px 12px #23863659}.app-topnav-cta:hover{transform:translateY(-1px);box-shadow:0 4px 18px #23863673}.app-topnav-toggle{background:#ffffff14;color:#fff;border:1px solid rgba(255,255,255,.18);border-radius:8px;padding:7px 10px;font-size:14px;cursor:pointer;transition:background .18s,border-color .18s;font-family:inherit}.app-topnav-toggle:hover{background:#ffffff26;border-color:#ffffff59}.app-topnav-hamburger{display:none;flex-direction:column;justify-content:center;gap:5px;width:36px;height:36px;background:#ffffff14;border:1px solid rgba(255,255,255,.18);border-radius:8px;padding:8px;cursor:pointer}.app-topnav-hamburger span{display:block;height:2px;background:#fff;border-radius:2px}.app-topnav-mobile{display:none;background:#0c1929;border-top:1px solid rgba(88,166,255,.15);padding:16px 24px 24px;max-height:calc(100vh - 64px);overflow-y:auto}.app-topnav.app-topnav--mobile-open .app-topnav-mobile{display:block}.app-topnav-mobile-link{display:block;color:#ffffffe6;text-decoration:none;font-size:15px;font-weight:600;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.08)}.app-topnav-mobile-heading{font-size:11px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:#58a6ff;margin:16px 0 10px}.app-topnav-mobile-grid{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:8px}.app-topnav-mobile-chip{color:#fff;text-decoration:none;font-size:12.5px;font-weight:600;padding:6px 12px;border-radius:999px;background:#58a6ff1f;border:1px solid rgba(88,166,255,.25)}.app-topnav-mobile-cta{display:block;margin-top:16px;text-align:center;background:linear-gradient(135deg,#238636,#2ea043);color:#fff;text-decoration:none;font-size:15px;font-weight:700;padding:12px;border-radius:10px}nav.topnav.site-nav-replaced,header.header.site-nav-replaced{display:none!important}@media (max-width: 1100px){.app-topnav-desktop,.app-topnav-cta{display:none}.app-topnav-hamburger{display:flex}.app-topnav-brand-tag{display:none}.app-topnav-panel--mega{min-width:min(92vw,680px);left:-20px}}@media (max-width: 480px){.app-topnav-inner{padding:0 16px}.app-topnav-brand-name{font-size:14px}.app-topnav-brand img{height:32px;width:32px}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #0d1117;--bg2: #161b22;--bg3: #21262d;--border: #30363d;--accent: #f78166;--green: #3fb950;--blue: #58a6ff;--red: #f85149;--text: #e6edf3;--text2: #8b949e;--text3: #484f58;--mono: "JetBrains Mono", monospace;--ui: "Sora", sans-serif;--r: 8px}body.light-theme{--bg: #f6f8fa;--bg2: #ffffff;--bg3: #eaeef2;--border: #d0d7de;--accent: #fd8c73;--green: #1a7f37;--blue: #0969da;--red: #cf222e;--text: #24292f;--text2: #57606a;--text3: #8c959f}html,body,#root{height:100%;background:var(--bg);color:var(--text);font-family:var(--ui)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-thumb{background:var(--bg3);border-radius:3px}button{cursor:pointer;font-family:var(--ui);border:none;outline:none}select{font-family:var(--ui);outline:none}.ad-slot{width:100%;min-height:80px;background:var(--bg2);border:1px dashed var(--border);border-radius:var(--r);display:flex;align-items:center;justify-content:center;color:var(--text3);font-size:12px;margin:8px 0}@keyframes modalFadeIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.8)}}.tutorial-section{max-width:1000px;margin:40px auto 60px;padding:0 20px}.tutorial-header{border-bottom:1px solid var(--border);padding-bottom:16px;margin-bottom:24px}.tutorial-header h2{font-size:28px;font-weight:700;margin:0 0 8px;color:var(--text)}.tutorial-header p{color:var(--text2);margin:0;font-size:15px}.tutorial-body{font-size:15px;line-height:1.8;color:#c9d1d9}.tutorial-body h2{font-size:22px;color:var(--text);border-bottom:1px solid var(--border);padding-bottom:8px;margin-top:36px}.tutorial-body p{margin:16px 0}.tutorial-body pre{background:var(--bg2);border:1px solid var(--border);border-radius:8px;padding:16px;overflow-x:auto;margin:20px 0}.tutorial-body code{font-family:var(--mono);color:#ff7b72;background:#6e76811a;padding:2px 6px;border-radius:6px;font-size:13px}.tutorial-body pre code{color:var(--text);background:none;padding:0;border-radius:0;font-size:14px}.tutorial-body a{color:var(--blue);text-decoration:none}.tutorial-body a:hover{text-decoration:underline}.tutorial-loading{color:var(--text3);font-style:italic;padding:20px 0}.compiler-header{display:flex;align-items:center;justify-content:space-between;height:88px;padding:0 32px;background:var(--bg2);border-bottom:1px solid var(--border);flex-shrink:0}.compiler-header-brand{display:flex;align-items:center;gap:16px;cursor:pointer}.compiler-header-brand img{height:56px;width:56px;object-fit:contain;border-radius:14px}.compiler-header-name{font-size:26px;font-weight:700;color:var(--text);letter-spacing:-.5px}.compiler-header-theme{background:var(--bg3);color:var(--text);border:1px solid var(--border);border-radius:10px;padding:10px 18px;font-size:15px;font-weight:600;cursor:pointer;font-family:var(--ui);transition:background .18s,border-color .18s}.compiler-header-theme:hover{background:var(--border);border-color:var(--text3)}.desktop-ad{display:block}.mobile-ad,.compiler-mobile-tabs{display:none}@media (max-width: 768px){.desktop-ad{display:none!important}.mobile-ad{display:flex!important;justify-content:center}.compiler-header{height:58px!important;padding:0 12px!important}.compiler-header-brand{gap:10px!important}.compiler-header-brand img{height:34px!important;width:34px!important;border-radius:8px!important}.compiler-header-name{font-size:18px!important}.compiler-header-theme{padding:6px 12px!important;font-size:12px!important;border-radius:8px!important}.compiler-toolbar{padding:8px 12px!important;gap:8px!important}.compiler-mobile-tabs{display:flex!important;background:var(--bg2);border-bottom:1px solid var(--border);padding:6px 10px;gap:8px;flex-shrink:0}.compiler-mobile-tab-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;padding:8px 12px;font-size:13px;font-weight:600;border-radius:8px;background:transparent;color:var(--text2);border:1px solid transparent;cursor:pointer;font-family:var(--ui);transition:all .18s ease}.compiler-mobile-tab-btn.active{background:var(--bg3);color:var(--blue);border-color:#58a6ff4d;box-shadow:0 2px 8px #00000040}.compiler-floating-run{position:fixed;bottom:20px;right:16px;z-index:9999;display:flex;align-items:center;gap:8px;background:linear-gradient(135deg,#2ea043,#238636);color:#fff;border:1px solid rgba(255,255,255,.2);border-radius:999px;padding:12px 22px;font-size:14px;font-weight:700;box-shadow:0 8px 24px #23863699,0 2px 8px #0006;cursor:pointer;font-family:var(--ui);transition:transform .15s ease,box-shadow .15s ease}.compiler-floating-run:active{transform:scale(.94)}.tutorial-section{margin:20px auto 80px!important;padding:0 14px!important}.tutorial-header h2{font-size:22px!important}}