:root{--bg-primary: #1e1e1e;--bg-secondary: #252525;--bg-tertiary: #2d2d2d;--bg-hover: #3a3a3a;--bg-active: #4a4a4a;--accent: #4a9eff;--accent-hover: #6ab0ff;--accent-active: #ff6b6b;--text-primary: #e0e0e0;--text-secondary: #b0b0b0;--border: #3d3d3d;--shadow: rgba(0, 0, 0, .3)}*{margin:0;padding:0;box-sizing:border-box}html,body{width:100%;height:100%;overflow:hidden;background:var(--bg-primary);color:var(--text-primary);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif}#layout{min-height:100%;display:flex;flex-direction:column}#layout .viewer{position:fixed;top:0;left:0;width:100%;height:100%;z-index:0}#layout .top{display:flex;flex-wrap:wrap;position:relative;z-index:1}#layout .header{margin-left:auto}#layout .bottom{display:flex;flex-wrap:wrap;position:relative;z-index:1;margin-top:auto}#layout .parameters{margin-left:auto;margin-top:auto}#viewer{width:100%;height:100%;margin:0;padding:0;overflow:hidden;background:var(--bg-primary)}#display{width:280px;margin-left:8px;background:var(--bg-secondary);border:1px solid var(--border);border-radius:0 0 4px 4px;box-shadow:0 1px 4px var(--shadow);user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;overflow:hidden}#display summary{padding:6px 10px;cursor:pointer;background:var(--bg-tertiary);color:var(--text-primary);font-weight:500;font-size:.8rem;border-bottom:1px solid var(--border);transition:background .2s ease}#display summary:hover{background:var(--bg-hover)}#display details[open] summary{background:var(--bg-hover)}#display .display-item{display:flex;align-items:center;padding:6px 10px;gap:6px;border-bottom:1px solid var(--border);transition:background .15s ease}#display .display-item:last-child{border-bottom:none}#display .display-item:hover{background:var(--bg-tertiary)}#display .display-item label{margin-right:auto;color:var(--text-secondary);font-size:.8rem}#display .display-item input{max-width:50px;padding:3px 6px;background:var(--bg-primary);color:var(--text-primary);border:1px solid var(--border);border-radius:3px;font-size:.8rem;transition:border-color .2s ease}#display .display-item input:focus{outline:none;border-color:var(--accent)}#tooltips{display:flex;align-items:center;padding:4px 10px;gap:4px;margin-bottom:10px;color:var(--text-secondary);font-size:.8rem}#tooltips a{color:var(--accent);text-decoration:none;transition:color .2s ease}#tooltips a:hover{color:var(--accent-hover)}#toolbar{display:flex;gap:6px;padding:6px;width:fit-content;max-width:600px;margin-bottom:10px;background:var(--bg-secondary);border-radius:0 4px 4px 0;border:1px solid var(--border);box-shadow:0 1px 4px var(--shadow)}#toolbar .toolbar-button{padding:6px 12px;cursor:pointer;background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border);border-radius:3px;font-size:.8rem;font-weight:500;transition:all .2s ease}#toolbar .toolbar-button:hover{background:var(--bg-hover);border-color:var(--accent);transform:translateY(-1px)}#toolbar .toolbar-button.active{background:var(--accent);color:#fff;border-color:var(--accent);box-shadow:0 0 0 1px var(--bg-secondary),0 0 0 3px var(--accent)}.spinner{display:inline-block;width:14px;height:14px;border:2px solid var(--border);border-top-color:var(--text-primary);border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}#auth-button{padding:6px}#auth-button button{padding:6px 12px;background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border);border-radius:3px;font-size:.8rem;font-weight:500;cursor:pointer;transition:all .2s ease}#auth-button button:hover{background:var(--bg-hover);border-color:var(--accent);transform:translateY(-1px)}#auth-modal{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);max-width:440px;width:90%;padding:2rem;margin:0;border:1px solid var(--border);border-radius:8px;background:var(--bg-secondary);color:var(--text-primary);box-shadow:0 20px 60px #00000080}#auth-modal[open]{animation:slideUp .3s ease-out}#auth-modal::backdrop{background:#000000b3;animation:fadeIn .2s ease-out}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{transform:translate(-50%,calc(-50% + 20px));opacity:0}to{transform:translate(-50%,-50%);opacity:1}}#auth-modal .modal-close{position:absolute;top:1rem;right:1rem;padding:0;width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:transparent;border:none;font-size:20px;color:var(--text-secondary);cursor:pointer;border-radius:50%;transition:all .2s}#auth-modal .modal-close:hover{background:var(--bg-hover);color:var(--text-primary)}#auth-modal .modal-header{margin-bottom:1.5rem}#auth-modal .modal-title{margin:0;font-size:1.5rem;font-weight:700;color:var(--text-primary);line-height:1.2}#auth-modal .providers-container{display:flex;flex-direction:column;gap:.5rem}#auth-modal .provider-btn{display:flex;align-items:center;justify-content:center;gap:.5rem;padding:6px 12px;width:100%;min-height:36px;border:1px solid var(--border);border-radius:3px;font-size:.8rem;font-weight:500;cursor:pointer;transition:all .2s ease;background:var(--bg-tertiary);color:var(--text-primary)}#auth-modal .provider-btn:hover:not(:disabled){background:var(--bg-hover);border-color:var(--accent);transform:translateY(-1px)}#auth-modal .provider-btn:disabled{cursor:not-allowed;opacity:.5}#auth-modal .provider-btn:active:not(:disabled){transform:scale(.98)}#auth-modal .provider-icon{width:20px;height:20px}#auth-modal .provider-icon.google{background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path fill="%234285f4" d="M22.56 12.25c0-.78-.07-1.53-.2-2.25H12v4.26h5.92c-.26 1.37-1.04 2.53-2.21 3.31v2.77h3.57c2.08-1.92 3.28-4.74 3.28-8.09z"/><path fill="%2334a853" d="M12 23c2.97 0 5.46-.98 7.28-2.66l-3.57-2.77c-.98.66-2.23 1.06-3.71 1.06-2.86 0-5.29-1.93-6.16-4.53H2.18v2.84C3.99 20.53 7.7 23 12 23z"/><path fill="%23fbbc05" d="M5.84 14.09c-.22-.66-.35-1.36-.35-2.09s.13-1.43.35-2.09V7.07H2.18C1.43 8.55 1 10.22 1 12s.43 3.45 1.18 4.93l2.85-2.22.81-.62z"/><path fill="%23ea4335" d="M12 5.38c1.62 0 3.06.56 4.21 1.64l3.15-3.15C17.45 2.09 14.97 1 12 1 7.7 1 3.99 3.47 2.18 7.07l3.66 2.84c.87-2.6 3.3-4.53 6.16-4.53z"/></svg>') center/contain no-repeat}#auth-modal .provider-icon.microsoft{background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 21 21"><rect fill="%23f25022" width="10" height="10"/><rect fill="%2300a4ef" x="11" width="10" height="10"/><rect fill="%237fba00" y="11" width="10" height="10"/><rect fill="%23ffb900" x="11" y="11" width="10" height="10"/></svg>') center/contain no-repeat}#auth-modal .help-section{margin-top:1.5rem;padding-top:1.5rem;border-top:1px solid var(--border);text-align:center}#auth-modal .help-text{margin:0;font-size:.75rem;color:var(--text-secondary);line-height:1.5}#auth-modal .help-link{color:var(--accent);text-decoration:none;transition:color .2s ease}#auth-modal .help-link:hover{color:var(--accent-active);text-decoration:underline}.upgrade-trigger-btn{padding:.625rem 1.25rem}dialog.upgrade-modal{max-width:800px;width:90%;padding:0}.upgrade-modal-close{position:absolute;top:1rem;right:1rem;width:32px;height:32px;display:flex;align-items:center;justify-content:center}.modal-content{display:grid;grid-template-columns:1fr 1fr}.modal-left,.modal-right{padding:2.5rem}@media(max-width:768px){.modal-content{grid-template-columns:1fr}}.deal-title{margin:0 0 1.5rem}.price-section{display:flex;align-items:baseline;gap:.5rem;margin-bottom:2rem}.included-title{margin:0}.payment-title{margin:0 0 1.5rem}.form-group{margin-bottom:1rem}.form-label{display:block;margin-bottom:.375rem}.form-input{width:100%;padding:.625rem .75rem}.pay-button{width:100%;padding:.75rem;margin-top:.5rem}.payment-footer{margin-top:1.5rem;padding-top:1rem}.error-message{margin-top:.75rem;padding:.625rem}.upgrade-trigger-btn{background:#4a9ba6;color:#fff;border:none;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s}.upgrade-trigger-btn:hover{background:#3d8591;transform:translateY(-1px)}dialog.upgrade-modal{border:none;border-radius:12px;box-shadow:0 8px 32px #0000001f}dialog.upgrade-modal::backdrop{background:#0006}.upgrade-modal-close{background:none;border:none;font-size:24px;color:#666;cursor:pointer;border-radius:4px}.upgrade-modal-close:hover{background:#f5f5f5}.modal-left{border-right:1px solid #e5e5e5}.modal-right{background:#fafafa}@media(max-width:768px){.modal-left{border-right:none;border-bottom:1px solid #e5e5e5}}.deal-title{font-size:24px;font-weight:600}.price{font-size:42px;font-weight:700}.price-label{font-size:14px;color:#666}.included-title{font-size:16px;font-weight:600}.payment-title{font-size:20px;font-weight:600}.payment-description{font-size:14px;color:#666;line-height:1.6}.pay-button{background:#4a9ba6;color:#fff;border:none;border-radius:6px;font-size:16px;font-weight:600;cursor:pointer;transition:all .2s}.pay-button:hover:not(:disabled){background:#3d8591;transform:translateY(-1px)}.pay-button:disabled{opacity:.5;cursor:not-allowed}.payment-footer{border-top:1px solid #e5e5e5;font-size:13px;color:#999;text-align:center}.error-message{background:#fee;border-left:3px solid #dc2626;border-radius:4px;color:#b91c1c;font-size:13px}