:root{--primary: #3b82f6;--primary-accessible: #1d4ed8;--primary-hover: #2563eb;--bg-main: #0a0a0a;--bg-surface: #1a1a1a;--bg-panel: #111111;--border-main: #333333;--border-muted: #222222;--text-main: #ffffff;--text-secondary: #aaaaaa;--text-muted: #94a3b8;--success: #22c55e;--warning: #fbbf24;--danger: #f87171;--info: #38bdf8;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--space-10: 40px;--space-12: 48px;--breakpoint-sm: 640px;--breakpoint-md: 768px;--breakpoint-lg: 1024px;--font-sans: "Inter", system-ui, -apple-system, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace;--header-height: 60px;--sidebar-width: 280px;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--transition-fast: .1s ease;--transition-normal: .2s ease}*{box-sizing:border-box}html{font-size:16px;scroll-behavior:smooth;touch-action:manipulation}body{margin:0;padding:0;background-color:var(--bg-main);color:var(--text-main);font-family:var(--font-sans);line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden;width:100%}img,picture,video,canvas,svg{display:block;max-width:100%;height:auto}input,select,textarea,button{font-family:inherit;font-size:16px}h1,h2,h3,h4,h5,h6{margin:0;color:var(--text-main)}a{color:var(--primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--primary-hover)}button{font-family:var(--font-sans);transition:all var(--transition-fast)}button:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}.mobile-only{display:none}@media (max-width: 768px){.mobile-only{display:block}.desktop-only{display:none!important}.responsive-grid{grid-template-columns:1fr!important}}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-main)}::-webkit-scrollbar-thumb{background:var(--border-main);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}#root{width:100%;margin:0;padding:0}.App{display:flex;flex-direction:column;height:100vh;width:100vw;overflow:hidden}.main-content{flex:1;overflow-y:auto;background-color:var(--bg-main)}.placeholder-view{display:flex;justify-content:center;align-items:center;height:100%;color:var(--text-muted);font-size:1.5rem;font-weight:700;text-transform:uppercase;letter-spacing:2px}.main-nav{height:60px;background-color:var(--bg-surface, #1a1a1a);border-bottom:1px solid var(--border-main, #333);display:flex;align-items:center;justify-content:space-between;padding:0 20px;z-index:2000;position:relative}.nav-left{display:flex;align-items:center;gap:40px}.nav-logo{display:flex;align-items:center;gap:10px;font-weight:800;cursor:pointer;color:#fff;min-height:44px}.nav-logo span{color:var(--primary)}.nav-links{display:flex;gap:10px}.nav-btn{background:transparent;border:none;color:var(--text-secondary);padding:10px 15px;min-height:44px;cursor:pointer;border-radius:4px;font-size:.9rem;font-weight:500;display:flex;align-items:center;gap:8px;transition:all .2s;touch-action:manipulation}.nav-btn:hover{background-color:var(--border-muted, #222);color:var(--text-main)}.nav-btn:active{transform:translateY(2px)}.nav-btn.active{background-color:#3b82f633;color:#fff;font-weight:700}.nav-right{display:flex;align-items:center;gap:20px}.nav-stats{display:flex;gap:20px}.stat-item{display:flex;align-items:baseline;gap:5px}.stat-label{font-size:.7rem;color:var(--text-muted);font-weight:700}.stat-value{font-size:1rem;font-weight:700;color:var(--primary)}.hamburger-btn{display:none;background:transparent;border:none;color:var(--text-main);font-size:1.5rem;cursor:pointer;min-width:44px;min-height:44px;align-items:center;justify-content:center;padding:0}@media (max-width: 768px){.hamburger-btn{display:flex}.nav-left{gap:0}.nav-links{position:absolute;top:60px;left:0;width:100%;background-color:var(--bg-surface, #1a1a1a);flex-direction:column;gap:0;padding:10px 0;border-bottom:1px solid var(--border-main, #333);box-shadow:0 4px 6px #0000004d;display:none}.nav-links.open{display:flex;animation:slideDown .2s ease forwards}.nav-btn{padding:15px 20px;border-radius:0;border-left:4px solid transparent;font-size:1rem}.nav-btn.active{border-left-color:var(--primary);background-color:#3b82f61a}.nav-stats{display:none}.nav-links{z-index:1500}}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.nav-mobile-backdrop{display:none}@media (max-width: 768px){.nav-mobile-backdrop{display:block;position:fixed;top:60px;left:0;right:0;bottom:0;background:#00000073;z-index:1400;animation:fadeIn .2s ease}}.login-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#0a0f14d9;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:10000;animation:fadeIn .3s ease}.login-modal{background:linear-gradient(145deg,#1e2630,#13181f);border:1px solid #2a3441;border-radius:12px;width:100%;max-width:420px;padding:30px;position:relative;box-shadow:0 25px 50px -12px #00000080,0 0 0 1px #4a90e21a;animation:slideUp .4s cubic-bezier(.16,1,.3,1)}.btn-close-modal{position:absolute;top:15px;right:15px;background:none;border:none;color:#7b8b9e;cursor:pointer;padding:5px;border-radius:50%;transition:all .2s;display:flex;align-items:center;justify-content:center}.btn-close-modal:hover{background:#ffffff1a;color:#fff}.login-header{text-align:center;margin-bottom:20px}.login-logo-icon{color:#3b82f6;margin-bottom:10px}.login-header h2{color:#fff;font-size:1.5rem;margin:0 0 8px;font-weight:600;letter-spacing:-.01em}.login-header p{color:#8b9bb4;font-size:.95rem;margin:0}.login-form{display:flex;flex-direction:column;gap:15px}.input-group{position:relative;display:flex;align-items:center}.input-icon{position:absolute;left:14px;color:#64748b;pointer-events:none}.input-group input{width:100%;background:#151a21;border:1px solid #2a3441;border-radius:8px;padding:12px 12px 12px 42px;color:#e2e8f0;font-size:.95rem;transition:all .2s}.input-group input:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f61a;background:#1a2028}.input-group input::placeholder{color:#475569}.btn-auth-submit{background:#3b82f6;color:#fff;border:none;border-radius:8px;padding:12px;font-size:1rem;font-weight:500;cursor:pointer;transition:all .2s;margin-top:5px;display:flex;align-items:center;justify-content:center;min-height:44px}.btn-auth-submit:hover:not(:disabled){background:#2563eb;transform:translateY(-1px)}.btn-auth-submit:active:not(:disabled){transform:translateY(1px)}.btn-auth-submit:disabled{opacity:.7;cursor:not-allowed}.oauth-divider{display:flex;align-items:center;text-align:center;margin:20px 0;color:#475569;font-size:.8rem;font-weight:600;letter-spacing:.05em}.oauth-divider:before,.oauth-divider:after{content:"";flex:1;border-bottom:1px solid #2a3441}.oauth-divider span{padding:0 15px}.oauth-buttons{display:flex;gap:12px}.btn-oauth{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;background:#1b222b;border:1px solid #2a3441;color:#e2e8f0;padding:10px;border-radius:8px;font-size:.9rem;font-weight:500;cursor:pointer;transition:all .2s;min-height:44px}.btn-oauth:hover{background:#232c38;border-color:#3b424b}.btn-oauth.github:hover{background:#2ea44f;border-color:#2ea44f;color:#fff}.auth-footer{margin-top:25px;text-align:center;color:#8b9bb4;font-size:.9rem}.auth-footer button{background:none;border:none;color:#3b82f6;font-weight:500;cursor:pointer;padding:0;font-size:inherit;margin-left:5px}.auth-footer button:hover{text-decoration:underline}.spinner{width:20px;height:20px;border:2px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}@media (max-width: 480px){.login-modal{margin:15px;padding:24px 20px}.oauth-buttons{flex-direction:column}}.auth-offline-banner{display:flex;align-items:flex-start;gap:10px;background:#eab30814;border:1px solid rgba(234,179,8,.25);border-radius:8px;padding:12px 14px;margin-bottom:16px;color:#fde68a;font-size:.82rem;line-height:1.5}.auth-offline-banner svg{flex-shrink:0;margin-top:2px;color:#fbbf24}.auth-offline-banner strong{display:block;font-weight:700;margin-bottom:2px;font-size:.85rem}.auth-offline-banner p{margin:0;color:#fcd34d;opacity:.85}.auth-offline-banner code{font-family:monospace;background:#0000004d;padding:1px 5px;border-radius:3px;font-size:.8rem}.btn-oauth:disabled{opacity:.35;cursor:not-allowed}.btn-auth-submit:disabled{opacity:.35;cursor:not-allowed}.auth-error-banner{background:#ef44441f;border:1px solid rgba(239,68,68,.4);border-radius:8px;padding:10px 14px;color:#fca5a5;font-size:.875rem;display:flex;align-items:flex-start;gap:8px;animation:fadeIn .25s ease;line-height:1.4}