@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap";:root{--primary-color:#6366f1;--primary-hover:#4f46e5;--primary-light:#818cf8;--primary-dark:#3730a3;--bg-color:#0a0e1a;--bg-gradient:linear-gradient(135deg, #0a0e1a 0%, #141b2e 100%);--surface-color:#1a1f35;--surface-hover:#252d48;--surface-elevated:#2a3250;--text-color:#f8fafc;--text-secondary:#cbd5e1;--text-muted:#94a3b8;--border-color:#334155;--border-light:#475569;--success-color:#22c55e;--success-bg:#22c55e1a;--error-color:#ef4444;--error-bg:#ef44441a;--warning-color:#f59e0b;--warning-bg:#f59e0b1a;--shadow-sm:0 1px 2px 0 #0000004d;--shadow-md:0 4px 6px -1px #0006, 0 2px 4px -1px #0000004d;--shadow-lg:0 10px 15px -3px #00000080, 0 4px 6px -2px #0006;--shadow-xl:0 20px 25px -5px #0009, 0 10px 10px -5px #00000080;--font-sans:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono:"JetBrains Mono", "Courier New", monospace;--space-1:.25rem;--space-2:.5rem;--space-3:.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--space-10:2.5rem;--space-12:3rem;--radius-sm:.375rem;--radius-md:.5rem;--radius-lg:.75rem;--radius-xl:1rem;--radius-2xl:1.5rem;--transition-fast:.15s cubic-bezier(.4, 0, .2, 1);--transition-base:.2s cubic-bezier(.4, 0, .2, 1);--transition-slow:.3s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-sans);background:var(--bg-gradient);color:var(--text-color);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-attachment:fixed;min-height:100vh;line-height:1.6}button{font-family:inherit}:focus-visible{outline:2px solid var(--primary-color);outline-offset:2px}::selection{background-color:var(--primary-color);color:#fff}.calculator-container[data-astro-cid-lcdefpme]{max-width:1400px;padding:var(--space-8) var(--space-4);margin:0 auto}.header[data-astro-cid-lcdefpme]{text-align:center;margin-bottom:var(--space-10);padding:var(--space-6) 0}.header[data-astro-cid-lcdefpme] h1[data-astro-cid-lcdefpme]{margin-bottom:var(--space-3);background:linear-gradient(135deg, var(--primary-light) 0%, #a78bfa 50%, #ec4899 100%);-webkit-text-fill-color:transparent;letter-spacing:-.02em;background-clip:text;font-size:clamp(2rem,5vw,3.5rem);font-weight:700;line-height:1.2}.header[data-astro-cid-lcdefpme] p[data-astro-cid-lcdefpme]{color:var(--text-secondary);max-width:600px;margin:0 auto var(--space-4);font-size:clamp(1rem,2vw,1.25rem);font-weight:500}.header[data-astro-cid-lcdefpme] .status-wrapper[data-astro-cid-lcdefpme]{align-items:center;gap:var(--space-2);background:var(--surface-color);padding:var(--space-2) var(--space-4);border-radius:var(--radius-lg);border:1px solid var(--border-color);display:inline-flex}.main-content[data-astro-cid-lcdefpme]{gap:var(--space-6);margin-bottom:var(--space-8);grid-template-columns:1fr;display:grid}@media (width>=1024px){.main-content[data-astro-cid-lcdefpme]{grid-template-columns:1.5fr 1fr}}.calculator-panel[data-astro-cid-lcdefpme]{background:var(--surface-color);border-radius:var(--radius-2xl);padding:var(--space-8);box-shadow:var(--shadow-xl);border:1px solid var(--border-color);position:relative;overflow:hidden}.calculator-panel[data-astro-cid-lcdefpme]:before{content:"";background:linear-gradient(90deg, var(--primary-color), #a78bfa, #ec4899);height:4px;position:absolute;top:0;left:0;right:0}.input-section[data-astro-cid-lcdefpme]{margin-bottom:var(--space-6)}.input-label[data-astro-cid-lcdefpme]{margin-bottom:var(--space-3);color:var(--text-color);text-transform:uppercase;letter-spacing:.1em;font-size:.875rem;font-weight:600;display:block}.input-wrapper[data-astro-cid-lcdefpme]{position:relative}.calculator-input[data-astro-cid-lcdefpme]{width:100%;padding:var(--space-4) var(--space-5);background:var(--bg-color);color:var(--text-color);border:2px solid var(--border-color);border-radius:var(--radius-lg);transition:all var(--transition-base);font-size:1.125rem;font-family:var(--font-mono);outline:none;font-weight:500}.calculator-input[data-astro-cid-lcdefpme]:hover{border-color:var(--border-light)}.calculator-input[data-astro-cid-lcdefpme]:focus{border-color:var(--primary-color);box-shadow:0 0 0 4px #6366f11a}.calculator-input[data-astro-cid-lcdefpme]::placeholder{color:var(--text-muted)}.button-group[data-astro-cid-lcdefpme]{gap:var(--space-3);margin-top:var(--space-4);flex-wrap:wrap;display:flex}.btn[data-astro-cid-lcdefpme]{padding:var(--space-3) var(--space-6);border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-base);border:none;flex:1;min-width:100px;font-size:1rem;font-weight:600;position:relative;overflow:hidden}.btn[data-astro-cid-lcdefpme]:before{content:"";background:#ffffff1a;border-radius:50%;width:0;height:0;transition:width .6s,height .6s;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.btn[data-astro-cid-lcdefpme]:active:before{width:300px;height:300px}.btn-primary[data-astro-cid-lcdefpme]{background:linear-gradient(135deg, var(--primary-color), var(--primary-dark));color:#fff;box-shadow:0 4px 12px #6366f14d}.btn-primary[data-astro-cid-lcdefpme]:hover{background:linear-gradient(135deg, var(--primary-hover), var(--primary-dark));transform:translateY(-2px);box-shadow:0 6px 16px #6366f166}.btn-secondary[data-astro-cid-lcdefpme]{background:var(--surface-hover);color:var(--text-color);border:1px solid var(--border-color)}.btn-secondary[data-astro-cid-lcdefpme]:hover{background:var(--surface-elevated);border-color:var(--border-light);transform:translateY(-1px)}.btn[data-astro-cid-lcdefpme]:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.btn[data-astro-cid-lcdefpme]:disabled:before{display:none}.btn-small[data-astro-cid-lcdefpme]{padding:var(--space-2) var(--space-4);min-width:auto;font-size:.875rem}.result-section[data-astro-cid-lcdefpme]{margin-top:var(--space-6)}.result-display[data-astro-cid-lcdefpme]{background:var(--bg-color);border:2px solid var(--border-color);border-radius:var(--radius-lg);padding:var(--space-6);min-height:100px;font-size:1.5rem;font-family:var(--font-mono);word-break:break-all;transition:all var(--transition-base);align-items:center;font-weight:500;display:flex}.result-display[data-astro-cid-lcdefpme].success{border-color:var(--success-color);background:var(--success-bg);color:var(--success-color);box-shadow:0 0 20px #22c55e1a}.result-display[data-astro-cid-lcdefpme].error{border-color:var(--error-color);background:var(--error-bg);color:var(--error-color);font-size:1rem;box-shadow:0 0 20px #ef44441a}.result-display[data-astro-cid-lcdefpme].loading{border-color:var(--warning-color);background:var(--warning-bg);color:var(--text-secondary);font-style:italic}.plot-section[data-astro-cid-lcdefpme]{margin-top:var(--space-6);background:var(--surface-elevated);border:2px solid var(--primary-color);border-radius:var(--radius-xl);padding:var(--space-5);animation:.3s ease-out slideDown;box-shadow:0 0 30px #6366f133}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.plot-header[data-astro-cid-lcdefpme]{margin-bottom:var(--space-4);justify-content:space-between;align-items:center;display:flex}.btn-close-plot[data-astro-cid-lcdefpme]{background:var(--surface-hover);border:1px solid var(--border-color);color:var(--text-secondary);cursor:pointer;padding:var(--space-2) var(--space-3);border-radius:var(--radius-md);transition:all var(--transition-fast);justify-content:center;align-items:center;width:32px;height:32px;font-size:1.25rem;line-height:1;display:flex}.btn-close-plot[data-astro-cid-lcdefpme]:hover{background:var(--error-color);border-color:var(--error-color);color:#fff;transform:rotate(90deg)}.plot-controls[data-astro-cid-lcdefpme]{gap:var(--space-4);margin-bottom:var(--space-4);background:var(--bg-color);padding:var(--space-4);border-radius:var(--radius-lg);border:1px solid var(--border-color);flex-wrap:wrap;align-items:center;display:flex}.plot-control-group[data-astro-cid-lcdefpme]{align-items:center;gap:var(--space-2);display:flex}.plot-control-group[data-astro-cid-lcdefpme] label[data-astro-cid-lcdefpme]{color:var(--text-secondary);white-space:nowrap;font-size:.875rem;font-weight:600}.plot-control-group[data-astro-cid-lcdefpme] input[data-astro-cid-lcdefpme][type=number]{width:90px;padding:var(--space-2) var(--space-3);background:var(--surface-color);color:var(--text-color);border:1px solid var(--border-color);border-radius:var(--radius-md);font-size:.875rem;font-family:var(--font-mono);transition:all var(--transition-fast)}.plot-control-group[data-astro-cid-lcdefpme] input[data-astro-cid-lcdefpme][type=number]:hover{border-color:var(--border-light)}.plot-control-group[data-astro-cid-lcdefpme] input[data-astro-cid-lcdefpme][type=number]:focus{border-color:var(--primary-color);outline:none;box-shadow:0 0 0 3px #6366f11a}.plot-container[data-astro-cid-lcdefpme]{background:var(--surface-color);border-radius:var(--radius-lg);border:1px solid var(--border-color);min-height:400px;overflow:hidden}.history-panel[data-astro-cid-lcdefpme]{background:var(--surface-color);border-radius:var(--radius-2xl);padding:var(--space-6);box-shadow:var(--shadow-xl);border:1px solid var(--border-color);max-height:700px;top:var(--space-6);position:sticky;overflow-y:auto}.history-header[data-astro-cid-lcdefpme]{margin-bottom:var(--space-5);padding-bottom:var(--space-4);border-bottom:2px solid var(--border-color);justify-content:space-between;align-items:center;display:flex}.history-header[data-astro-cid-lcdefpme] h2[data-astro-cid-lcdefpme]{background:linear-gradient(135deg, var(--primary-light), #a78bfa);-webkit-text-fill-color:transparent;background-clip:text;font-size:1.5rem;font-weight:700}.btn-clear-history[data-astro-cid-lcdefpme]{padding:var(--space-2) var(--space-4);background:var(--surface-hover);color:var(--text-color);border:1px solid var(--border-color);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);font-size:.875rem;font-weight:600}.btn-clear-history[data-astro-cid-lcdefpme]:hover{background:var(--error-color);border-color:var(--error-color);color:#fff;transform:translateY(-1px)}.history-list[data-astro-cid-lcdefpme]{list-style:none}.history-item[data-astro-cid-lcdefpme]{background:var(--bg-color);border-radius:var(--radius-lg);padding:var(--space-4);margin-bottom:var(--space-3);border-left:3px solid var(--primary-color);cursor:pointer;transition:all var(--transition-base);position:relative;overflow:hidden}.history-item[data-astro-cid-lcdefpme]:before{content:"";width:0;transition:width var(--transition-base);background:linear-gradient(90deg,#6366f11a,#0000);position:absolute;top:0;bottom:0;left:0}.history-item[data-astro-cid-lcdefpme]:hover{background:var(--surface-hover);box-shadow:var(--shadow-md);border-left-width:4px;transform:translate(4px)}.history-item[data-astro-cid-lcdefpme]:hover:before{width:100%}.history-expression[data-astro-cid-lcdefpme]{font-family:var(--font-mono);color:var(--text-muted);margin-bottom:var(--space-1);font-size:.875rem;font-weight:500}.history-result[data-astro-cid-lcdefpme]{font-family:var(--font-mono);color:var(--text-color);font-size:1.125rem;font-weight:600}.history-empty[data-astro-cid-lcdefpme]{text-align:center;color:var(--text-muted);padding:var(--space-10) var(--space-4);font-style:italic}.help-section[data-astro-cid-lcdefpme]{margin-top:var(--space-8);background:var(--surface-color);border-radius:var(--radius-2xl);padding:var(--space-8);box-shadow:var(--shadow-lg);border:1px solid var(--border-color)}.help-section[data-astro-cid-lcdefpme] h2[data-astro-cid-lcdefpme]{margin-bottom:var(--space-4);background:linear-gradient(135deg, var(--primary-light), #a78bfa);-webkit-text-fill-color:transparent;background-clip:text;font-size:2rem;font-weight:700}.help-section[data-astro-cid-lcdefpme] h3[data-astro-cid-lcdefpme]{margin-top:var(--space-8);margin-bottom:var(--space-3);color:var(--text-color);font-size:1.25rem;font-weight:700}.help-section[data-astro-cid-lcdefpme] p[data-astro-cid-lcdefpme]{color:var(--text-secondary);margin-bottom:var(--space-4);line-height:1.7}.help-section[data-astro-cid-lcdefpme] code[data-astro-cid-lcdefpme]{background:var(--bg-color);padding:var(--space-1) var(--space-3);border-radius:var(--radius-sm);color:var(--primary-light);font-family:var(--font-mono);border:1px solid var(--border-color);font-size:.875rem}.help-section[data-astro-cid-lcdefpme] ul[data-astro-cid-lcdefpme]{color:var(--text-secondary);margin-left:var(--space-6);margin-top:var(--space-3)}.help-section[data-astro-cid-lcdefpme] li[data-astro-cid-lcdefpme]{margin-bottom:var(--space-2);line-height:1.7}.help-section[data-astro-cid-lcdefpme] li[data-astro-cid-lcdefpme] strong[data-astro-cid-lcdefpme]{color:var(--text-color);font-weight:600}.examples-grid[data-astro-cid-lcdefpme]{gap:var(--space-4);margin-top:var(--space-4);grid-template-columns:repeat(auto-fit,minmax(280px,1fr));display:grid}.example-item[data-astro-cid-lcdefpme]{background:var(--bg-color);border-radius:var(--radius-lg);padding:var(--space-4);border:2px solid var(--border-color);cursor:pointer;transition:all var(--transition-base);position:relative;overflow:hidden}.example-item[data-astro-cid-lcdefpme]:before{content:"";background:linear-gradient(90deg, var(--primary-color), #a78bfa);transform-origin:0;height:3px;transition:transform var(--transition-base);position:absolute;top:0;left:0;right:0;transform:scaleX(0)}.example-item[data-astro-cid-lcdefpme]:hover{border-color:var(--primary-color);box-shadow:var(--shadow-lg);background:var(--surface-hover);transform:translateY(-4px)}.example-item[data-astro-cid-lcdefpme]:hover:before{transform:scaleX(1)}.example-expression[data-astro-cid-lcdefpme]{font-family:var(--font-mono);color:var(--primary-light);margin-bottom:var(--space-2);font-size:.9375rem;font-weight:600}.example-description[data-astro-cid-lcdefpme]{color:var(--text-muted);font-size:.8125rem;font-weight:500}.status-indicator[data-astro-cid-lcdefpme]{border-radius:50%;width:10px;height:10px;animation:2s ease-in-out infinite pulse;display:inline-block;box-shadow:0 0 8px}.status-indicator[data-astro-cid-lcdefpme].ready{background-color:var(--success-color);color:var(--success-color)}.status-indicator[data-astro-cid-lcdefpme].loading{background-color:var(--warning-color);color:var(--warning-color)}.status-indicator[data-astro-cid-lcdefpme].error{background-color:var(--error-color);color:var(--error-color)}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.6;transform:scale(.95)}}.footer[data-astro-cid-lcdefpme]{margin-top:var(--space-10);padding:var(--space-6) 0;text-align:center;border-top:1px solid var(--border-color)}.footer[data-astro-cid-lcdefpme] p[data-astro-cid-lcdefpme]{color:var(--text-secondary);font-size:.9375rem;line-height:1.6}.footer[data-astro-cid-lcdefpme] a[data-astro-cid-lcdefpme]{color:var(--primary-light);transition:color var(--transition-fast);font-weight:600;text-decoration:none;position:relative}.footer[data-astro-cid-lcdefpme] a[data-astro-cid-lcdefpme]:after{content:"";background:var(--primary-color);transform-origin:100%;width:100%;height:2px;transition:transform var(--transition-base);position:absolute;bottom:-2px;left:0;transform:scaleX(0)}.footer[data-astro-cid-lcdefpme] a[data-astro-cid-lcdefpme]:hover{color:var(--primary-color)}.footer[data-astro-cid-lcdefpme] a[data-astro-cid-lcdefpme]:hover:after{transform-origin:0;transform:scaleX(1)}.footer[data-astro-cid-lcdefpme] a[data-astro-cid-lcdefpme]:focus-visible{outline:2px solid var(--primary-color);outline-offset:4px;border-radius:var(--radius-sm)}.history-panel[data-astro-cid-lcdefpme]::-webkit-scrollbar{width:10px}.history-panel[data-astro-cid-lcdefpme]::-webkit-scrollbar-track{background:var(--bg-color);border-radius:var(--radius-md)}.history-panel[data-astro-cid-lcdefpme]::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:var(--radius-md);border:2px solid var(--bg-color)}.history-panel[data-astro-cid-lcdefpme]::-webkit-scrollbar-thumb:hover{background:var(--surface-hover)}@media (width<=768px){.calculator-container[data-astro-cid-lcdefpme]{padding:var(--space-4) var(--space-3)}.calculator-panel[data-astro-cid-lcdefpme],.history-panel[data-astro-cid-lcdefpme],.help-section[data-astro-cid-lcdefpme]{padding:var(--space-5)}.header[data-astro-cid-lcdefpme] h1[data-astro-cid-lcdefpme]{font-size:2rem}.header[data-astro-cid-lcdefpme] p[data-astro-cid-lcdefpme]{font-size:1rem}.button-group[data-astro-cid-lcdefpme]{flex-direction:column}.btn[data-astro-cid-lcdefpme]{width:100%}.history-panel[data-astro-cid-lcdefpme]{max-height:400px;position:static}.examples-grid[data-astro-cid-lcdefpme]{grid-template-columns:1fr}}@media (prefers-reduced-motion:reduce){[data-astro-cid-lcdefpme],[data-astro-cid-lcdefpme]:before,[data-astro-cid-lcdefpme]:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}