:root{--bg: #0f0e12;--surface: #18161c;--surface-hover: #1e1c24;--border: #2a2832;--text: #e6e4eb;--text-muted: #8c8899;--accent: #c9a227;--accent-dim: #9a7b1a;--success: #7cb87c;--error: #c97a7a;--radius: 10px;--radius-sm: 6px;--font-sans: "DM Sans", system-ui, sans-serif;--font-mono: "JetBrains Mono", ui-monospace, monospace;--shadow: 0 4px 24px rgba(0, 0, 0, .4);--transition: .2s ease}*,*:before,*:after{box-sizing:border-box}html{font-size:16px;-webkit-font-smoothing:antialiased}body{margin:0;height:100vh;background:var(--bg);color:var(--text);font-family:var(--font-sans);line-height:1.5;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;padding:1.5rem;overflow:hidden}.wrap{width:100%;max-width:min(800px,calc(100vw - 3rem));max-height:100%;display:flex;flex-direction:column;min-height:0;min-width:0}.main-with-aside{position:relative;flex:1;min-height:0;min-width:0;display:flex;flex-direction:column;align-items:center}.header{text-align:center;margin-bottom:2rem;flex-shrink:0}.title{font-size:1.75rem;font-weight:600;letter-spacing:.02em;margin:0 0 .5rem;color:var(--text)}.tagline{margin:0;font-size:.9rem;color:var(--text-muted)}.tagline code{font-family:var(--font-mono);font-size:.85em;padding:.1em .35em;background:var(--surface);border-radius:var(--radius-sm);color:var(--accent-dim)}.main{width:100%;max-width:min(420px,calc(100vw - 3rem));background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow);flex:1;min-height:0;min-width:0;display:flex;flex-direction:column}.formulas-panel-hint{font-size:.8rem;color:var(--text-muted);margin:0 0 .75rem}.formulas-panel-toggle,.formulas-panel-toggle-fixed{display:none}.formulas-panel-backdrop{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;z-index:99;opacity:0;pointer-events:none;transition:opacity var(--transition)}.formulas-panel-backdrop.is-open{opacity:1;pointer-events:auto}.formulas-panel{position:absolute;left:calc(50% + 210px + 1rem);top:0;width:174px;padding:1rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.formulas-panel-header{display:none}.common-formulas{margin-top:0;display:flex;flex-direction:column;gap:.6rem}.formula-group{display:flex;flex-direction:column;gap:.35rem}.formula-group-heading{display:flex;align-items:center;gap:.5rem}.formula-group-label{font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);margin-left:0}.formulas-panel-clear{font-size:.7rem;font-weight:500;color:var(--text-muted);background:none;border:none;padding:0;cursor:pointer;text-decoration:none}.formulas-panel-clear:hover{color:var(--text);text-decoration:underline}.formula-buttons{display:flex;flex-wrap:wrap;gap:.35rem;margin-left:0}.roll-results-chart{margin-top:1rem;padding-top:.75rem;border-top:1px solid var(--border);width:100%;display:flex;flex-direction:column;gap:.25rem}.roll-results-chart-labels{display:flex;justify-content:space-between;align-items:center;font-size:.7rem;font-weight:600;color:var(--text-muted);min-height:1.25rem}.roll-results-chart-min,.roll-results-chart-max{font-variant-numeric:tabular-nums}.roll-results-chart-svg{height:48px;min-height:48px;flex-shrink:0;width:100%;height:100%;display:block}.roll-results-chart-fill{fill:var(--accent);opacity:.2}.roll-results-chart-line{stroke:var(--accent);stroke-width:.8;vector-effect:non-scaling-stroke}.roll-results-chart-point{fill:transparent;cursor:pointer}.roll-results-chart-point:hover{fill:var(--accent)}@media(max-width:799px){.formulas-panel-toggle-fixed{display:inline-flex;align-items:center;justify-content:center;position:fixed;top:1rem;right:1rem;z-index:50;width:2.5rem;height:2.5rem;padding:0;color:var(--text-muted);background:var(--surface-hover);border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;transition:background var(--transition),color var(--transition)}.formulas-panel-toggle-fixed .btn-hamburger-icon{width:1.25rem;height:1.25rem}.formulas-panel-toggle-fixed:hover{background:var(--border);color:var(--text)}.formulas-panel-backdrop{display:block}.formulas-panel{position:fixed;left:auto;right:0;top:0;bottom:0;width:280px;max-width:85vw;height:100%;padding:1.25rem;border-radius:var(--radius) 0 0 var(--radius);border-left:1px solid var(--border);transform:translate(100%);transition:transform var(--transition);z-index:100}.formulas-panel.is-open{transform:translate(0)}.formulas-panel-header{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:1rem;padding-bottom:.75rem;border-bottom:1px solid var(--border)}.formulas-panel-title{font-size:1rem;font-weight:600;margin:0;color:var(--text)}.formulas-panel-close{display:flex;align-items:center;justify-content:center;width:2.25rem;height:2.25rem;padding:0;font-size:1.5rem;line-height:1;color:var(--text-muted);background:transparent;border:none;border-radius:var(--radius-sm);cursor:pointer;transition:background var(--transition),color var(--transition)}.formulas-panel-close:hover{background:var(--surface-hover);color:var(--text)}}.roll-form{margin-bottom:1.25rem;flex-shrink:0}.input-row{display:flex;align-items:center;gap:.5rem;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:.25rem .5rem .25rem .75rem;transition:border-color var(--transition),box-shadow var(--transition)}.input-row:focus-within{border-color:var(--accent-dim);box-shadow:0 0 0 2px #c9a22726}.prompt{font-size:1.25rem;line-height:1;color:var(--accent);-webkit-user-select:none;user-select:none}.formula-input{flex:1;min-width:0;padding:.6rem .5rem;background:transparent;border:none;color:var(--text);font-family:var(--font-mono);font-size:1rem;outline:none}.formula-input::placeholder{color:var(--text-muted);opacity:.8}.btn-roll{padding:.5rem 1rem;background:var(--accent);color:var(--bg);border:none;border-radius:var(--radius-sm);font-family:var(--font-sans);font-weight:600;font-size:.9rem;cursor:pointer;transition:background var(--transition),transform .1s ease}.btn-roll:hover{background:var(--accent-dim)}.btn-roll:active{transform:scale(.98)}.hint{margin:.5rem 0 0 1.75rem;font-size:.8rem;color:var(--text-muted)}.btn-formula{padding:.25rem .5rem;font-family:var(--font-mono);font-size:.8rem;color:var(--text-muted);background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;transition:background var(--transition),color var(--transition),border-color var(--transition)}.btn-formula:hover{background:var(--surface-hover);color:var(--text);border-color:var(--accent-dim)}.btn-formula:active{transform:scale(.98)}.result-area{display:block;min-height:3rem;padding:1rem 0;border-top:1px solid var(--border);flex-shrink:0}.result-placeholder{color:var(--text-muted);font-size:.9rem}.result-content{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem}.result-text{display:flex;flex-direction:column;gap:.25rem;min-width:0}.result-actions{display:flex;align-items:center;gap:.35rem;flex-shrink:0}.result-formula{font-family:var(--font-mono);font-size:.9rem;color:var(--text-muted)}.result-formula.hidden{display:none!important}.result-value{font-family:var(--font-mono);font-size:1.5rem;font-weight:500;color:var(--success)}.result-detail{font-family:var(--font-mono);font-size:.9rem;color:var(--text-muted)}.result-error{font-size:.9rem;color:var(--error)}.btn-reroll{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;padding:.35rem .65rem;background:var(--surface-hover);color:var(--text-muted);border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;transition:background var(--transition),color var(--transition),border-color var(--transition)}.btn-reroll-icon{width:1.1rem;height:1.1rem;display:block}.btn-reroll:hover{background:var(--border);color:var(--text);border-color:var(--text-muted)}.btn-reroll:active{transform:scale(.98)}.btn-add-formula{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;padding:.35rem .65rem;background:var(--surface-hover);color:var(--text-muted);border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;transition:background var(--transition),color var(--transition),border-color var(--transition)}.btn-add-formula-icon{width:1.1rem;height:1.1rem;display:block}.btn-add-formula:hover{background:var(--border);color:var(--text);border-color:var(--text-muted)}.btn-add-formula:active{transform:scale(.98)}.btn-add-formula:disabled{opacity:.5;cursor:not-allowed}.btn-add-formula:disabled:hover{background:var(--surface-hover);color:var(--text-muted);border-color:var(--border)}.btn-copy{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;padding:.35rem .65rem;background:var(--surface-hover);color:var(--text-muted);border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;transition:background var(--transition),color var(--transition),border-color var(--transition)}.btn-copy:hover{background:var(--border);color:var(--text);border-color:var(--text-muted)}.btn-copy:active{transform:scale(.98)}.btn-copy-icon{width:1.1rem;height:1.1rem;display:block}.history-entry-right{display:flex;align-items:baseline;gap:.5rem;flex-shrink:0}.history-list .btn-reroll-inline,.history-list .btn-copy-inline,.history-list .btn-add-formula-inline{padding:.2rem .5rem}.hidden{display:none!important}.history{margin-top:1.25rem;padding-top:1.25rem;border-top:1px solid var(--border);flex:1;min-height:0;display:flex;flex-direction:column}.history-heading{display:flex;align-items:center;justify-content:space-between;gap:.5rem;margin-bottom:.5rem}.history-title{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);margin:0;flex-shrink:0}.history-clear{font-size:.7rem;font-weight:500;color:var(--text-muted);background:none;border:none;padding:0;cursor:pointer;text-decoration:none}.history-clear:hover:not(:disabled){color:var(--text);text-decoration:underline}.history-clear:disabled{opacity:.5;cursor:not-allowed}.history-list{list-style:none;margin:0;padding:0;flex:1;min-height:0;max-height:10rem;overflow-y:auto;scrollbar-width:thin;scrollbar-color:var(--border) var(--surface)}.history-list::-webkit-scrollbar{width:8px}.history-list::-webkit-scrollbar-track{background:var(--surface);border-radius:var(--radius-sm)}.history-list::-webkit-scrollbar-thumb{background:var(--border);border-radius:var(--radius-sm)}.history-list::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.history-list li{display:flex;flex-direction:column;align-items:stretch;gap:.35rem;padding:.4rem .5rem;border-radius:var(--radius-sm);font-size:.9rem;transition:background var(--transition)}.history-entry-row{display:flex;align-items:baseline;justify-content:space-between;gap:1rem;min-width:0}.history-entry-toggle{display:flex;align-items:baseline;gap:1rem;flex:1;min-width:0;padding:0;margin:0;font:inherit;color:inherit;background:none;border:none;cursor:pointer;text-align:left}.history-entry-toggle:hover .formula,.history-entry-toggle:hover .value{color:var(--text)}.history-entry-expanded{padding-left:1.5rem;padding-top:.15rem}.history-entry-expanded .result-text{display:flex;flex-direction:column;gap:.2rem}.history-entry-expanded .result-formula{font-size:.85rem}.history-entry-expanded .result-value{font-size:1.25rem}.history-entry-expanded .result-detail{font-size:.85rem}.history-list li:hover{background:var(--surface-hover)}.history-list .formula{font-family:var(--font-mono);color:var(--text-muted)}.history-list .value{font-family:var(--font-mono);font-weight:500;color:var(--success)}.history-list:empty:before{content:"No rolls yet.";color:var(--text-muted);font-size:.9rem}.footer{margin-top:2rem;text-align:center;flex-shrink:0}.footer p{margin:0;font-size:.8rem;color:var(--text-muted)}.footer kbd{font-family:var(--font-mono);font-size:.85em;padding:.15em .4em;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.formula-input:focus,.btn-roll:focus{outline:none}.btn-roll:focus-visible{outline:2px solid var(--accent);outline-offset:2px}