:root{--clr-primary:#646cff;--clr-primary-hover:#535bf2;--clr-primary-alpha:#646cff26;--clr-bg:#242424;--clr-bg-light:#1a1a1a;--clr-bg-secondary:#2f2f2f;--clr-text:#ffffffde;--clr-text-muted:#fff9;--clr-border:#ffffff1a;--clr-danger:#dc3545;--clr-danger-hover:#c82333;--clr-canvas-bg:#fff;--clr-input-bg:#3a3a3a}[data-theme=light]{--clr-bg:#fff;--clr-bg-light:#f9f9f9;--clr-bg-secondary:#f5f5f5;--clr-text:#000000de;--clr-text-muted:#0009;--clr-border:#0000001f;--clr-primary-alpha:#646cff14;--clr-input-bg:#fff}body{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;font-size:1rem;font-weight:400;line-height:1.5}h1{font-size:2em;line-height:1.1}h2{font-size:1.5em}*,:before,:after{box-sizing:border-box;margin:0;padding:0}a{color:inherit;text-decoration:none}ul,ol{list-style:none}img{max-width:100%;display:block}.flex{display:flex}.flex-center{justify-content:center;align-items:center;display:flex}.flex-between{justify-content:space-between;align-items:center;display:flex}.grid{display:grid}.main-layout{grid-template-columns:minmax(1em,1fr) minmax(auto,75em) minmax(1em,1fr);display:grid}.main-layout>*{grid-column:2}.main-layout>.full{grid-column:1/-1}body{color:var(--clr-text);background-color:var(--clr-bg);min-height:100dvh}#root{flex-direction:column;min-height:100dvh;display:flex}button,.btn{background-color:var(--clr-bg-light);cursor:pointer;border:1px solid #0000;border-radius:.5em;padding:.6em 1.2em;font-family:inherit;font-size:1em;font-weight:500;transition:border-color .25s}:is(button,.btn):hover{border-color:var(--clr-primary)}:is(button,.btn):focus,:is(button,.btn):focus-visible{outline:4px auto -webkit-focus-ring-color}header{border-bottom:1px solid var(--clr-border);padding:1em 0}header nav{justify-content:space-between;align-items:center;display:flex}header nav ul{gap:1.5em;display:flex}header nav ul a{color:var(--clr-text-muted);transition:color .2s}header nav ul a:hover,header nav ul a.active{color:var(--clr-primary)}.home-page,.about-page{padding:2em 0}:is(.home-page,.about-page) h1{margin-bottom:.5em}.not-found-page{text-align:center;padding:4em 0}.not-found-page h1{color:var(--clr-primary);margin-bottom:.25em;font-size:6rem}.not-found-page p{color:var(--clr-text-secondary);margin-bottom:2em;font-size:1.5rem}.editor-page{padding-block:1rem}.editor-page.full{max-width:100%;padding-inline:2rem}.chart-editor{gap:2rem;min-height:calc(100vh - 120px);display:flex}.editor-panel{background:var(--clr-bg-secondary);border-radius:8px;flex:0 0 320px;padding:1.5rem;overflow-y:auto}.editor-panel h2{color:var(--clr-text);margin-block-end:1.5rem;font-size:1.25rem}.form-group{margin-block-end:1.25rem}.form-group label{color:var(--clr-text);margin-block-end:.5rem;font-size:.875rem;font-weight:500;display:block}.form-group input[type=text],.form-group input[type=number],.form-group select{border:1px solid var(--clr-border);background:var(--clr-input-bg);width:100%;color:var(--clr-text);border-radius:4px;padding:.5rem .75rem;font-size:.875rem}.form-group input:focus,.form-group select:focus{border-color:var(--clr-primary);box-shadow:0 0 0 2px var(--clr-primary-alpha);outline:none}.term-list{flex-direction:column;gap:.5rem;margin:0;padding:0;list-style:none;display:flex}.term-item{align-items:center;gap:.5rem;display:flex}.term-item input[type=color]{border:1px solid var(--clr-border);cursor:pointer;border-radius:4px;flex:0 0 32px;width:32px;height:32px;padding:0}.term-item input[type=text]{flex:1;min-width:0}.term-item input[type=number]{flex:0 0 70px;width:70px}.btn-remove{background:var(--clr-danger);color:#fff;cursor:pointer;border:none;border-radius:4px;flex:0 0 28px;width:28px;height:28px;padding:0;font-size:1.25rem;line-height:1;transition:background .2s}.btn-remove:hover:not(:disabled){background:var(--clr-danger-hover)}.btn-remove:disabled{opacity:.5;cursor:not-allowed}.btn-add{border:1px dashed var(--clr-border);width:100%;color:var(--clr-text-muted);cursor:pointer;background:0 0;border-radius:4px;margin-block-start:.75rem;padding:.5rem 1rem;transition:all .2s}.btn-add:hover{border-color:var(--clr-primary);color:var(--clr-primary);background:var(--clr-primary-alpha)}.chart-preview{background:var(--clr-bg-secondary);border-radius:8px;flex-direction:column;flex:1;align-items:center;padding:1.5rem;display:flex}.chart-preview h3{color:var(--clr-text);margin-block-end:1rem;font-size:1.5rem}.chart-preview canvas{background:var(--clr-canvas-bg);border-radius:4px;box-shadow:0 2px 8px #0000001a}.chart-actions{gap:1rem;margin-block-start:1rem;display:flex}.btn-action{cursor:pointer;background:var(--clr-primary);color:#fff;border:none;border-radius:6px;align-items:center;gap:.5rem;padding:.625rem 1.25rem;font-size:.875rem;font-weight:500;transition:all .2s;display:inline-flex}.btn-action:hover:not(:disabled){background:var(--clr-primary-hover);transform:translateY(-1px)}.btn-action:active:not(:disabled){transform:translateY(0)}.btn-action:disabled{opacity:.6;cursor:not-allowed}.btn-action.btn-export{background:var(--clr-success,#10b981)}.btn-action.btn-export:hover:not(:disabled){background:var(--clr-success-hover,#059669)}.gallery-page{padding-block:2rem}.gallery-header{justify-content:space-between;align-items:center;margin-block-end:2rem;display:flex}.gallery-header h1{color:var(--clr-text);font-size:1.75rem}.gallery-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.5rem;display:grid}.chart-card{background:var(--clr-bg-secondary);border-radius:8px;transition:transform .2s,box-shadow .2s;overflow:hidden}.chart-card:hover{transform:translateY(-2px);box-shadow:0 4px 12px #00000026}.card-thumbnail{aspect-ratio:3/2;background:var(--clr-canvas-bg);justify-content:center;align-items:center;width:100%;display:flex}.card-thumbnail img{object-fit:contain;width:100%;height:100%}.no-thumbnail{color:var(--clr-text-muted);text-transform:uppercase;font-size:.875rem}.card-content{padding:1rem}.card-title{color:var(--clr-text);white-space:nowrap;text-overflow:ellipsis;margin-block-end:.5rem;font-size:1rem;font-weight:600;overflow:hidden}.card-meta{justify-content:space-between;align-items:center;font-size:.75rem;display:flex}.chart-type-badge{background:var(--clr-primary);color:#fff;text-transform:capitalize;border-radius:4px;padding:.125rem .5rem}.card-date{color:var(--clr-text-muted)}.card-actions{border-top:1px solid var(--clr-border);display:flex}.card-actions button{color:var(--clr-text);cursor:pointer;background:0 0;border:none;flex:1;padding:.75rem;font-size:.875rem;transition:background .2s}.card-actions button:hover{background:var(--clr-primary-alpha)}.card-actions .btn-edit{border-right:1px solid var(--clr-border)}.card-actions .btn-delete:hover{color:var(--clr-danger);background:#dc35451a}.empty-state{text-align:center;color:var(--clr-text-muted);padding:4rem 2rem}.empty-state p{margin-block-end:1rem}.modal-overlay{z-index:1000;background:#00000080;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal-content{background:var(--clr-bg);border-radius:8px;width:90%;max-width:400px;padding:1.5rem}.modal-content h3{color:var(--clr-text);margin-block-end:.5rem}.modal-content p{color:var(--clr-text-muted);margin-block-end:1.5rem}.modal-actions{justify-content:flex-end;gap:.75rem;display:flex}.btn-primary{background:var(--clr-primary);color:#fff;cursor:pointer;border:none;border-radius:4px;padding:.5rem 1rem;font-size:.875rem;transition:background .2s}.btn-primary:hover{background:var(--clr-primary-hover)}.btn-secondary{color:var(--clr-text);border:1px solid var(--clr-border);cursor:pointer;background:0 0;border-radius:4px;padding:.5rem 1rem;font-size:.875rem;transition:all .2s}.btn-secondary:hover{border-color:var(--clr-text-muted)}.btn-danger{background:var(--clr-danger);color:#fff;cursor:pointer;border:none;border-radius:4px;padding:.5rem 1rem;font-size:.875rem;transition:background .2s}.btn-danger:hover{background:var(--clr-danger-hover)}.btn-save{background:var(--clr-primary);color:#fff;cursor:pointer;border:none;border-radius:4px;width:100%;margin-block-start:1.5rem;padding:.75rem 1rem;font-size:1rem;font-weight:500;transition:background .2s}.btn-save:hover{background:var(--clr-primary-hover)}