*{margin:0;padding:0;box-sizing:border-box}:root{--primary: #88ff00;--primary-dark: #6ec000;--secondary: #00ffff;--bg: #000000;--bg-secondary: #0a0a0a;--text: #ffffff;--text-secondary: #888888;--border: #1a1a1a;--success: #00ff00;--error: #ff0055;--warning: #ffaa00}body,html{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}.loading{display:flex;align-items:center;justify-content:center;min-height:100vh;background:var(--bg);color:var(--primary);font-size:1.2rem;font-weight:500;letter-spacing:2px}.app{min-height:100vh;background:var(--bg);position:relative;overflow-x:hidden}.background-grid{position:fixed;top:0;left:0;right:0;bottom:0;background-image:linear-gradient(0deg,transparent 24%,rgba(136,255,0,.05) 25%,rgba(136,255,0,.05) 26%,transparent 27%,transparent 74%,rgba(136,255,0,.05) 75%,rgba(136,255,0,.05) 76%,transparent 77%,transparent),linear-gradient(90deg,transparent 24%,rgba(136,255,0,.05) 25%,rgba(136,255,0,.05) 26%,transparent 27%,transparent 74%,rgba(136,255,0,.05) 75%,rgba(136,255,0,.05) 76%,transparent 77%,transparent);background-size:50px 50px;pointer-events:none;z-index:0}.login-container{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:2rem;position:relative;z-index:1}.login-card{background:linear-gradient(135deg,var(--bg) 0%,var(--bg-secondary) 100%);border:1px solid var(--border);border-top:1px solid rgba(136,255,0,.2);border-left:1px solid rgba(136,255,0,.2);border-radius:8px;padding:3rem;width:100%;max-width:420px;box-shadow:0 0 40px #88ff001a,inset 0 0 20px #88ff0005;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.logo{display:flex;align-items:center;gap:.8rem;margin-bottom:2rem}.logo .icon{font-size:1.8rem;color:var(--primary);font-weight:700}.logo h1{font-size:2rem;font-weight:800;letter-spacing:3px;background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.login-card h2{font-size:1.8rem;margin-bottom:.5rem;letter-spacing:1px}.subtitle{color:var(--text-secondary);margin-bottom:2.5rem;font-size:.95rem}.google-login-btn{width:100%;padding:1rem 1.5rem;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:var(--bg);border:none;border-radius:6px;font-size:1rem;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:.8rem;margin-bottom:2rem;transition:all .3s ease;letter-spacing:.5px}.google-login-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 10px 25px #88ff004d;background:linear-gradient(135deg,var(--primary-dark),var(--primary))}.google-login-btn:disabled{opacity:.7;cursor:not-allowed}.google-login-btn svg{width:20px;height:20px}.error-message{background:#ff00551a;border:1px solid var(--error);color:#ff6b9d;padding:1rem;border-radius:4px;margin-bottom:1.5rem;font-size:.9rem}.features{margin-top:2.5rem;padding-top:2rem;border-top:1px solid var(--border)}.feature{display:flex;align-items:center;gap:.8rem;margin-bottom:.8rem;font-size:.95rem;color:var(--text-secondary)}.check{color:var(--primary);font-weight:700;font-size:1.1rem}.spinner{display:inline-block;width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-top-color:currentColor;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.downloader-container{min-height:100vh;position:relative;z-index:1}.navbar{background:#000c;border-bottom:1px solid var(--border);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);position:sticky;top:0;z-index:100}.navbar-content{max-width:1400px;margin:0 auto;padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center}.navbar-left{display:flex;align-items:center;gap:1.5rem}.navbar-left .logo{display:flex;align-items:center;gap:.6rem;margin:0;font-size:1.2rem;font-weight:700;letter-spacing:2px;color:var(--primary)}.navbar-left .logo .icon{font-size:1.3rem}.navbar-right{display:flex;align-items:center;gap:1.5rem}.user-info{display:flex;align-items:center;gap:.8rem}.avatar{width:36px;height:36px;border-radius:50%;border:2px solid var(--primary)}.username{font-size:.95rem;font-weight:500}.logout-btn{background:transparent;border:1px solid var(--border);color:var(--text-secondary);padding:.5rem 1rem;border-radius:4px;cursor:pointer;font-size:.9rem;transition:all .2s ease}.logout-btn:hover{border-color:var(--primary);color:var(--primary)}.main-content{max-width:1400px;margin:0 auto;padding:3rem 2rem;display:grid;grid-template-columns:1fr 1fr;gap:2rem}@media (max-width: 1024px){.main-content{grid-template-columns:1fr}}.section-header{margin-bottom:2rem}.section-header h2{font-size:1.8rem;margin-bottom:.5rem;letter-spacing:1px}.section-header p{color:var(--text-secondary);font-size:.95rem}.download-form{background:linear-gradient(135deg,var(--bg) 0%,var(--bg-secondary) 100%);border:1px solid var(--border);border-top:1px solid rgba(136,255,0,.2);border-left:1px solid rgba(136,255,0,.2);border-radius:8px;padding:2rem;box-shadow:0 0 40px #88ff000d}.form-group{margin-bottom:1.5rem}.url-input{width:100%;padding:1rem;background:#ffffff05;border:1px solid var(--border);border-radius:6px;color:var(--text);font-size:.95rem;transition:all .2s ease}.url-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 15px #8f03;background:#88ff0005}.url-input::placeholder{color:var(--text-secondary)}.format-group{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-bottom:1.5rem}.format-option{display:flex;align-items:center;gap:.8rem;cursor:pointer;padding:1rem;background:#ffffff05;border:1px solid var(--border);border-radius:6px;transition:all .2s ease}.format-option input{cursor:pointer;accent-color:var(--primary)}.format-option:hover{border-color:var(--primary)}.format-option.active{background:#88ff001a;border-color:var(--primary)}.format-label{display:flex;align-items:center;gap:.5rem;font-weight:500}.format-icon{font-size:1.3rem}.submit-btn{width:100%;padding:1rem;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:var(--bg);border:none;border-radius:6px;font-size:1rem;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:.8rem;transition:all .3s ease;letter-spacing:.5px}.submit-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 10px 25px #88ff004d}.submit-btn:disabled{opacity:.7;cursor:not-allowed}.submit-btn .icon{font-size:1.2rem}.message{padding:1rem;border-radius:6px;display:flex;align-items:center;gap:.8rem;margin-top:1.5rem;font-weight:500;animation:slideIn .3s ease}@keyframes slideIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.message.success{background:#00ff001a;border:1px solid var(--success);color:var(--success)}.message.error{background:#ff00551a;border:1px solid var(--error);color:#ff6b9d}.history-section{background:linear-gradient(135deg,var(--bg) 0%,var(--bg-secondary) 100%);border:1px solid var(--border);border-top:1px solid rgba(136,255,0,.2);border-left:1px solid rgba(136,255,0,.2);border-radius:8px;padding:2rem;box-shadow:0 0 40px #88ff000d}.empty-state{text-align:center;padding:2rem;color:var(--text-secondary)}.empty-state p{font-size:1.1rem;margin-bottom:.5rem}.empty-state small{font-size:.85rem}.loading-spinner{text-align:center;padding:2rem;color:var(--text-secondary)}.downloads-list{display:flex;flex-direction:column;gap:1rem;max-height:600px;overflow-y:auto}.downloads-list::-webkit-scrollbar{width:6px}.downloads-list::-webkit-scrollbar-track{background:#88ff000d}.downloads-list::-webkit-scrollbar-thumb{background:var(--primary);border-radius:3px}.download-item{display:flex;justify-content:space-between;align-items:center;padding:1rem;background:#88ff0005;border:1px solid var(--border);border-radius:6px;transition:all .2s ease}.download-item:hover{border-color:var(--primary);background:#88ff000d}.download-info{flex:1;min-width:0}.download-title{font-weight:500;margin-bottom:.5rem;word-break:break-word;color:var(--text)}.download-meta{display:flex;align-items:center;gap:.8rem;flex-wrap:wrap;font-size:.8rem}.badge{background:#88ff0026;color:var(--primary);padding:.25rem .6rem;border-radius:3px;font-weight:500}.status{color:var(--text-secondary);text-transform:capitalize}.status.completed{color:var(--success)}.status.pending{color:var(--warning)}.date{color:var(--text-secondary);margin-left:auto}.download-action-btn{background:var(--primary);color:var(--bg);border:none;width:40px;height:40px;border-radius:6px;cursor:pointer;font-size:1.2rem;display:flex;align-items:center;justify-content:center;transition:all .2s ease;margin-left:1rem;flex-shrink:0}.download-action-btn:hover{background:var(--primary-dark);transform:scale(1.05)}.download-action-btn:active{transform:scale(.95)}@media (max-width: 768px){.login-card{padding:2rem}.main-content{padding:1.5rem;gap:1.5rem}.navbar-content{padding:1rem;flex-direction:column;gap:1rem}.navbar-right{width:100%;justify-content:space-between}.format-group{grid-template-columns:1fr}.download-item{flex-direction:column;align-items:flex-start}.download-action-btn{margin-left:0;margin-top:1rem;width:100%}}