:root{--555t-primary:#d97706;--555t-primary-light:#fef3c7;--555t-accent:#6366f1;--555t-text:#1e293b;--555t-text-secondary:#475569;--555t-text-muted:#64748b;--555t-bg:#fff;--555t-bg-secondary:#f8fafc;--555t-border:#e2e8f0;--555t-radius:var(--main-radius,.5rem);--555t-radius-lg:var(--main-radius-lg,.75rem);--555t-shadow:0 1px 3px #0000000f, 0 1px 2px #0000000a;--555t-shadow-md:0 4px 12px #00000014;--555t-high-color:#059669;--555t-low-color:#dc2626}._555t-container{max-width:900px;margin:0 auto}._555t-main{grid-template-columns:1fr 1fr;gap:1.25rem;margin-bottom:1.25rem;display:grid}._555t-panel{background:var(--555t-bg);border-radius:var(--555t-radius-lg);border-style:solid;border-width:1px;border-color:var(--555t-border);box-shadow:var(--555t-shadow);padding:1.25rem}._555t-section-title{color:var(--555t-text-secondary);text-transform:uppercase;letter-spacing:.03em;margin-bottom:.75rem;font-size:.8125rem;font-weight:600}._555t-text-muted{color:var(--555t-text-muted);font-size:.8125rem}@media (max-width:768px){._555t-container{padding-left:1rem;padding-right:1rem}._555t-main{grid-template-columns:1fr}}._555t-tabs{background:var(--555t-bg);border-radius:var(--555t-radius-lg);border-style:solid;border-width:1px;border-color:var(--555t-border);box-shadow:var(--555t-shadow);gap:.5rem;margin-bottom:1rem;padding:.3125rem;display:flex}._555t-tab{border-radius:var(--555t-radius);cursor:pointer;color:var(--555t-text-muted);background:0 0;border-width:0;flex:1;justify-content:center;align-items:center;gap:.5rem;padding:.625rem 1rem;font-size:.875rem;font-weight:500;transition:background .2s,color .2s;display:flex}._555t-tab:hover{color:var(--555t-text);background:var(--555t-bg-secondary)}._555t-tab--active{background:var(--555t-primary);color:#fff;box-shadow:0 2px 8px #d977064d}._555t-tab--active:hover{background:var(--555t-primary);color:#fff}._555t-tab-hint{opacity:.7;font-size:.6875rem;font-weight:400}._555t-tab--active ._555t-tab-hint{opacity:.85}._555t-direction{background:var(--555t-bg);border-radius:var(--555t-radius);border-style:solid;border-width:1px;border-color:var(--555t-border);gap:.375rem;margin-bottom:1.25rem;padding:.25rem;display:flex}._555t-dir-btn{border-radius:calc(var(--555t-radius) - 2px);cursor:pointer;color:var(--555t-text-muted);background:0 0;border-width:0;flex:1;justify-content:center;align-items:center;gap:.375rem;padding:.5rem .75rem;font-size:.8125rem;font-weight:500;transition:background .2s,color .2s;display:flex}._555t-dir-btn:hover{color:var(--555t-text);background:var(--555t-bg-secondary)}._555t-dir-btn--active,._555t-dir-btn--active:hover{background:var(--555t-accent);color:#fff}@media (max-width:480px){._555t-tab{flex-direction:column;gap:.125rem;padding:.5rem;font-size:.8125rem}._555t-tab-hint{font-size:.625rem}._555t-dir-btn{padding:.4375rem .5rem;font-size:.75rem}}._555t-fields{flex-direction:column;gap:.875rem;display:flex}._555t-field{flex-direction:column;gap:.375rem;display:flex}._555t-label{color:var(--555t-text);font-size:.8125rem;font-weight:600}._555t-input-group{border-radius:var(--555t-radius);border-style:solid;border-width:1.5px;border-color:var(--555t-border);gap:0;transition:border-color .2s,box-shadow .2s;display:flex;overflow:hidden}._555t-input-group:focus-within{border-color:var(--555t-primary);box-shadow:0 0 0 3px #d977061f}._555t-input{background:var(--555t-bg);min-width:0;color:var(--555t-text);border-width:0;outline:none;flex:1;padding:.5625rem .75rem;font-family:inherit;font-size:.9375rem}._555t-input::placeholder{color:#94a3b8}._555t-unit{border-width:0 0 0 1px;border-left-style:solid;border-left-color:var(--555t-border);background:var(--555t-bg-secondary);color:var(--555t-text-secondary);cursor:pointer;outline:none;min-width:3.5rem;padding:.5625rem .5rem;font-family:inherit;font-size:.8125rem;font-weight:500}._555t-unit-static{border-left-style:solid;border-left-width:1px;border-left-color:var(--555t-border);background:var(--555t-bg-secondary);color:var(--555t-text-secondary);align-items:center;padding:0 .75rem;font-size:.875rem;font-weight:500;display:flex}._555t-option{padding-top:.25rem}._555t-toggle-label{cursor:pointer;color:var(--555t-text-secondary);align-items:center;gap:.625rem;font-size:.8125rem;display:flex}._555t-toggle-switch{flex-shrink:0;width:2.25rem;height:1.25rem;display:inline-block;position:relative}._555t-toggle-switch input{opacity:0;width:0;height:0}._555t-toggle-slider{background:var(--555t-border);cursor:pointer;border-radius:1rem;transition:background .2s;position:absolute;top:0;bottom:0;left:0;right:0}._555t-toggle-slider:before{content:"";background:#fff;border-radius:50%;width:.875rem;height:.875rem;transition:left .2s;position:absolute;bottom:.1875rem;left:.1875rem}._555t-toggle-switch input:checked+._555t-toggle-slider{background:var(--555t-accent)}._555t-toggle-switch input:checked+._555t-toggle-slider:before{left:calc(100% - 1.0625rem)}._555t-examples{border-top-style:dashed;border-top-width:1px;border-top-color:var(--555t-border);margin-top:.5rem;padding-top:.75rem}._555t-examples-label{color:var(--555t-text-muted);text-transform:uppercase;letter-spacing:.03em;font-size:.75rem;font-weight:600}._555t-examples-list{flex-wrap:wrap;gap:.375rem;min-height:1.75rem;margin-top:.5rem;display:flex}._555t-example{background:var(--555t-bg-secondary);border-radius:var(--555t-radius);color:var(--555t-text-secondary);cursor:pointer;border-style:solid;border-width:1px;border-color:var(--555t-border);padding:.3125rem .625rem;font-family:inherit;font-size:.75rem;transition:background .15s,color .15s}._555t-example:hover{background:var(--555t-primary-light);color:var(--555t-primary);border-color:var(--555t-primary)}._555t-reset{color:var(--555t-text-muted);cursor:pointer;border-radius:var(--555t-radius);background:0 0;border-width:0;align-items:center;gap:.375rem;margin-top:.75rem;padding:.4375rem .875rem;font-family:inherit;font-size:.8125rem;transition:color .15s,background .15s;display:inline-flex}._555t-reset:hover{color:var(--555t-text);background:var(--555t-bg-secondary)}._555t-result-panel{flex-direction:column;gap:1rem;display:flex}._555t-result-grid{grid-template-columns:1fr 1fr;gap:.625rem;display:grid}._555t-result-card{border-radius:var(--555t-radius);background:var(--555t-bg-secondary);border-style:solid;border-width:1px;border-color:var(--555t-border);flex-direction:column;gap:.25rem;padding:.75rem;display:flex}._555t-result-card--primary{background:var(--555t-primary-light);border-color:#d9770633}._555t-result-card--wide{grid-column:1/-1}._555t-result-label{color:var(--555t-text-muted);text-transform:uppercase;letter-spacing:.03em;font-size:.6875rem;font-weight:600}._555t-result-value{color:var(--555t-text);font-size:1.25rem;font-weight:700;font-family:var(--main-font-mono)}._555t-result-card--primary ._555t-result-value{color:var(--555t-primary)}._555t-result-std{color:var(--555t-accent);font-size:.6875rem;font-weight:500}._555t-formula{background:var(--555t-bg-secondary);border-radius:var(--555t-radius);border-style:dashed;border-width:1px;border-color:var(--555t-border);font-family:var(--main-font-mono);color:var(--555t-text-secondary);min-height:3.5rem;padding:.75rem;font-size:.8125rem;line-height:1.7}._555t-formula:empty{display:none}._555t-formula-line{display:block}._555t-formula-highlight{color:var(--555t-primary);font-weight:600}._555t-warnings{flex-direction:column;gap:.375rem;display:flex}._555t-warnings:empty{display:none}._555t-warning{border-radius:var(--555t-radius);color:#92400e;background:#f59e0b14;border:1px solid #f59e0b33;align-items:flex-start;gap:.5rem;padding:.5rem .75rem;font-size:.75rem;line-height:1.4;display:flex}._555t-warning svg{color:#d97706;flex-shrink:0;margin-top:.125rem}@media (max-width:480px){._555t-result-grid{grid-template-columns:1fr}._555t-result-value{font-size:1.125rem}}._555t-waveform-section{background:var(--555t-bg);border-radius:var(--555t-radius-lg);border-style:solid;border-width:1px;border-color:var(--555t-border);box-shadow:var(--555t-shadow);margin-bottom:1.25rem;padding:1.25rem}._555t-waveform-wrap{background:var(--555t-bg-secondary);border-radius:var(--555t-radius);border-style:solid;border-width:1px;border-color:var(--555t-border);min-height:140px;overflow:hidden}._555t-waveform-wrap canvas{width:100%;height:140px;display:block}._555t-circuit-section{background:var(--555t-bg);border-radius:var(--555t-radius-lg);border-style:solid;border-width:1px;border-color:var(--555t-border);box-shadow:var(--555t-shadow);overflow:hidden}._555t-circuit-toggle{cursor:pointer;width:100%;color:var(--555t-text-secondary);text-transform:uppercase;letter-spacing:.03em;background:0 0;border-width:0;align-items:center;gap:.5rem;padding:.875rem 1.25rem;font-family:inherit;font-size:.8125rem;font-weight:600;transition:color .15s;display:flex}._555t-circuit-toggle:hover{color:var(--555t-text)}._555t-chevron{margin-left:auto;transition:transform .2s;display:flex}._555t-circuit-toggle.open ._555t-chevron{transform:rotate(180deg)}._555t-circuit{border-top-style:solid;border-top-width:1px;border-top-color:var(--555t-border);padding:1rem 1.25rem 1.5rem;display:none}._555t-circuit.open{display:block}._555t-svg{width:100%;max-width:440px;height:auto;color:var(--555t-text);margin:0 auto;display:block}._555t-svg-label{fill:var(--555t-text);font-size:12px;font-weight:600}._555t-svg-value{fill:var(--555t-primary);font-size:11px;font-weight:700;font-family:var(--main-font-mono)}._555t-svg-pin{fill:var(--555t-text-muted);font-size:9px;font-family:var(--main-font-mono)}._555t-svg-ic{fill:var(--555t-text-secondary);font-size:28px;font-weight:700}._555t-svg-small{fill:var(--555t-text-muted);font-size:9px}._555t-svg-diode-label{fill:var(--555t-accent);font-size:11px;font-weight:600}@media (max-width:480px){._555t-circuit{padding:.75rem}}