:root{--color-primary:#fcc449;--color-dark:#3d4543;--color-teal:#4199a7;--color-navy:#313e62;--color-slate:#6b7280;--color-bg-light:#f5f5f5;--color-white:#fff;--color-border:#e0e0e0}*{box-sizing:border-box;margin:0;padding:0}body{color:var(--color-dark);background-color:var(--color-bg-light);font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;overflow:hidden}#root{flex-direction:column;width:100vw;height:100vh;display:flex}.app-container{flex-direction:column;height:100vh;display:flex}.window-titlebar{background-color:var(--color-dark);-webkit-app-region:drag;z-index:20;align-items:center;height:48px;padding:0 16px;display:flex;box-shadow:0 1px 3px #00000026}.window-titlebar-brand{cursor:pointer;-webkit-app-region:no-drag;align-items:center;gap:12px;display:flex}.window-titlebar-title{color:#94a3b8;white-space:nowrap;font-size:13px;font-weight:500}.toolbar-header{background-color:var(--color-dark);color:var(--color-white);z-index:10;flex-shrink:0;box-shadow:0 2px 8px #00000040}.toolbar-line1{border-bottom:1px solid #ffffff14;align-items:center;gap:12px;padding:6px 16px;display:flex}.toolbar-categories{flex:1;gap:2px;display:flex}.cat-btn{color:#ffffffa6;cursor:pointer;white-space:nowrap;-webkit-app-region:no-drag;background:0 0;border:none;border-radius:5px;align-items:center;gap:6px;padding:7px 14px;font-size:13px;font-weight:500;transition:all .15s;display:flex}.cat-btn:hover{color:#ffffffe6;background-color:#ffffff14}.cat-btn.active{background-color:var(--color-primary);color:var(--color-dark);font-weight:600}.toolbar-quick-actions{-webkit-app-region:no-drag;align-items:center;gap:8px;margin-left:auto;display:flex}.toolbar-line2{background-color:#00000026;align-items:center;gap:4px;min-height:38px;padding:5px 16px;display:flex}.toolbar-sep{background-color:#ffffff26;flex-shrink:0;width:1px;height:22px;margin:0 6px}.tool-btn{color:var(--color-white);cursor:pointer;white-space:nowrap;-webkit-app-region:no-drag;background:0 0;border:1px solid #0000;border-radius:5px;align-items:center;gap:5px;padding:5px 10px;font-size:12px;transition:all .15s;display:flex}.tool-btn:hover{background-color:#ffffff1a}.tool-btn.active{background-color:var(--color-primary);color:var(--color-dark);font-weight:600}.main-content{flex:1;display:flex;overflow:hidden}.sidebar{background-color:var(--color-white);border-right:1px solid var(--color-border);z-index:5;flex-direction:column;width:260px;display:flex;box-shadow:2px 0 5px #0000000d}.sidebar-header{border-bottom:1px solid var(--color-border);color:var(--color-navy);padding:12px 15px;font-size:14px;font-weight:600}.sidebar-content{flex:1;padding:12px;overflow-y:auto}.workspace{background-color:#b0b7be;flex:1;position:relative;overflow:hidden}.symbol-grid{grid-template-columns:repeat(2,1fr);gap:8px;display:grid}.symbol-item{aspect-ratio:1;background-color:var(--color-bg-light);border:1px solid var(--color-border);cursor:grab;color:var(--color-teal);border-radius:6px;justify-content:center;align-items:center;font-size:12px;transition:border-color .2s;display:flex}.symbol-item:hover{border-color:var(--color-primary)}.floating-toolbar{background-color:var(--color-white);border:1px solid var(--color-border);z-index:100;border-radius:10px;flex-direction:column;gap:2px;padding:6px;display:flex;position:absolute;top:16px;left:16px;box-shadow:0 4px 20px #0000001f}.floating-toolbar-divider{background-color:var(--color-border);height:1px;margin:4px 2px}.floating-toolbar .tool-btn{width:36px;height:36px;color:var(--color-dark);border-radius:7px;justify-content:center;align-items:center;margin:0;padding:0;font-size:0;display:flex}.floating-toolbar .tool-btn:hover{background-color:#0000000f}.floating-toolbar .tool-btn.active{background-color:var(--color-primary);color:var(--color-dark)}.circle-btn-navy{background-color:var(--color-navy);width:32px;height:32px;color:var(--color-white);cursor:pointer;border:none;border-radius:50%;justify-content:center;align-items:center;transition:all .2s;display:flex}.circle-btn-navy:hover{background-color:var(--color-teal);transform:translateY(-2px);box-shadow:0 4px 8px #00000026}.circle-btn-navy:active{transform:translateY(0)}.welcome-backdrop{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:1000;background-color:#1e293bd9;justify-content:center;align-items:center;animation:.4s ease-out fadeIn;display:flex;position:absolute;inset:48px 0 0}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUpFade{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.welcome-modal{background-color:var(--color-dark);text-align:center;width:50vw;min-width:500px;max-width:800px;color:var(--color-white);border:1px solid #ffffff1a;border-radius:16px;flex-direction:column;align-items:center;padding:40px;animation:.5s ease-out slideUpFade;display:flex;box-shadow:0 20px 50px #00000080}.welcome-logo{object-fit:contain;width:auto;height:160px;margin-bottom:24px}.welcome-slogan{color:var(--color-primary);letter-spacing:-.5px;margin-bottom:4px;font-size:20px;font-weight:700}.welcome-description{color:#ffffffb3;margin-bottom:28px;font-size:13px;font-weight:400}.welcome-actions{flex-direction:column;gap:12px;width:100%;max-width:340px;margin-bottom:40px;display:flex}.welcome-btn{cursor:pointer;text-align:left;border:none;border-radius:12px;justify-content:center;align-items:center;gap:16px;padding:12px 20px;transition:all .2s cubic-bezier(.4,0,.2,1);display:flex}.welcome-btn .btn-text{flex-direction:column;gap:2px;display:flex}.welcome-btn .btn-title{font-size:14px;font-weight:600}.welcome-btn .btn-subtitle{opacity:.8;font-size:11px}.welcome-btn.btn-primary{background-color:var(--color-primary);color:var(--color-dark);box-shadow:0 4px 12px #fcc44940}.welcome-btn.btn-primary:hover{background-color:#ffd46b;transform:translateY(-2px);box-shadow:0 6px 16px #fcc44959}.welcome-btn.btn-primary:active{transform:translateY(0)}.welcome-btn.btn-secondary{color:var(--color-white);background-color:#ffffff14;border:1px solid #ffffff1a}.welcome-btn.btn-secondary:hover{background-color:#ffffff1f;border-color:#fff3;transform:translateY(-2px)}.welcome-btn.btn-secondary:active{transform:translateY(0)}.welcome-footer{color:#fff6;border-top:1px solid #ffffff1a;justify-content:space-between;align-items:flex-end;width:100%;margin-top:auto;padding-top:20px;font-size:12px;display:flex}.highlight-text{color:var(--color-primary);opacity:.9;font-weight:600}