:root{--rpc-primary:#3b82f6;--rpc-primary-hover:#2563eb;--rpc-primary-light:#3b82f614;--rpc-primary-medium:#3b82f626;--rpc-text:#0f172a;--rpc-text-secondary:#475569;--rpc-text-muted:#64748b;--rpc-text-light:#94a3b8;--rpc-bg:#fff;--rpc-bg-secondary:#f8fafc;--rpc-bg-tertiary:#f1f5f9;--rpc-bg-hover:#e2e8f0;--rpc-border:#e2e8f0;--rpc-border-strong:#cbd5e1;--rpc-input-bg:#fff;--rpc-input-border:#cbd5e1;--rpc-input-border-hover:#94a3b8;--rpc-input-border-focus:#3b82f6;--rpc-result-bg:linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);--rpc-result-text:#1d4ed8;--rpc-success:#10b981;--rpc-success-bg:#10b9811a;--rpc-error:#ef4444;--rpc-shadow-sm:0 1px 2px #0000000d;--rpc-shadow:0 1px 3px #0000001a, 0 1px 2px #0000000f;--rpc-shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -1px #0000000f;--rpc-shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -2px #0000000d;--rpc-shadow-focus:0 0 0 3px #3b82f633;--rpc-radius-sm:6px;--rpc-radius:10px;--rpc-radius-lg:14px;--rpc-radius-xl:18px;--rpc-transition:.2s ease}._rpc-container{flex-direction:column;gap:1.25rem;max-width:700px;margin:0 auto;display:flex}._rpc-card{background:var(--rpc-bg);border-radius:var(--rpc-radius-xl);border-style:solid;border-width:1px;border-color:var(--rpc-border);box-shadow:var(--rpc-shadow-md);padding:1.75rem}._rpc-card-header{border-bottom-style:solid;border-bottom-width:1px;border-bottom-color:var(--rpc-border);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.75rem;margin-bottom:1.5rem;padding-bottom:1rem;display:flex}._rpc-card-title{color:var(--rpc-text);letter-spacing:-.01em;margin:0;font-size:1.125rem;font-weight:700}._rpc-card-subtitle{color:var(--rpc-text-muted);font-size:.8125rem}._rpc-input{text-align:center;width:5rem;height:2.75rem;color:var(--rpc-text);background:var(--rpc-input-bg);border-style:solid;border-width:2px;border-color:var(--rpc-input-border);border-radius:var(--rpc-radius);transition:border-color var(--rpc-transition), box-shadow var(--rpc-transition);outline:none;padding:0 .75rem;font-size:1.25rem;font-weight:600}._rpc-input:hover{border-color:var(--rpc-input-border-hover)}._rpc-input:focus{border-color:var(--rpc-input-border-focus);box-shadow:var(--rpc-shadow-focus)}._rpc-input::placeholder{color:var(--rpc-text-light);font-weight:500}._rpc-input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}._rpc-input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}._rpc-input[type=number]{-moz-appearance:textfield}._rpc-input-lg{width:100%;max-width:200px}._rpc-colon{color:var(--rpc-text-muted);padding:0 .25rem;font-size:1.5rem;font-weight:700}._rpc-equals{color:var(--rpc-text-muted);padding:0 .5rem;font-size:1.5rem;font-weight:700}._rpc-label{color:var(--rpc-text-secondary);margin-bottom:.5rem;font-size:.875rem;font-weight:600;display:block}._rpc-actions{justify-content:center;gap:.75rem;margin:1.25rem 0;display:flex}._rpc-btn-swap,._rpc-btn-clear{color:var(--rpc-text-secondary);background:var(--rpc-bg);border-style:solid;border-width:1.5px;border-color:var(--rpc-border);border-radius:var(--rpc-radius);cursor:pointer;transition:all var(--rpc-transition);align-items:center;gap:.5rem;padding:.5rem .875rem;font-size:.8125rem;font-weight:600;display:inline-flex}._rpc-btn-swap:hover,._rpc-btn-clear:hover{background:var(--rpc-bg-tertiary);border-color:var(--rpc-border-strong);color:var(--rpc-text)}._rpc-btn-swap svg,._rpc-btn-clear svg{width:16px;height:16px}._rpc-btn-icon{width:2rem;height:2rem;color:var(--rpc-text-muted);background:var(--rpc-bg-secondary);border-style:solid;border-width:1.5px;border-color:var(--rpc-border);border-radius:var(--rpc-radius-sm);cursor:pointer;transition:all var(--rpc-transition);justify-content:center;align-items:center;display:flex}._rpc-btn-icon:hover{background:var(--rpc-primary-light);border-color:var(--rpc-primary);color:var(--rpc-primary)}._rpc-btn-icon svg{width:14px;height:14px}._rpc-result-box{background:var(--rpc-result-bg);border-radius:var(--rpc-radius-lg);border:2px solid #3b82f633;justify-content:center;align-items:center;min-height:4rem;padding:1rem 1.25rem;display:flex}._rpc-result-placeholder{color:var(--rpc-text-light);font-size:1.25rem;font-weight:600}._rpc-result-value{color:var(--rpc-result-text);letter-spacing:-.02em;font-size:1.75rem;font-weight:700}._rpc-details{background:var(--rpc-bg-secondary);border-style:dashed;border-width:1px;border-color:var(--rpc-border);border-radius:var(--rpc-radius);width:100%;color:var(--rpc-text-secondary);margin-top:1rem;padding:1rem;font-size:.875rem;line-height:1.7}._rpc-details-row{justify-content:space-between;padding:.375rem 0;display:flex}._rpc-details-row:not(:last-child){border-bottom-style:dashed;border-bottom-width:1px;border-bottom-color:var(--rpc-border)}._rpc-details-label{color:var(--rpc-text-muted)}._rpc-details-value{color:var(--rpc-text);font-weight:600;font-family:var(--main-font-mono)}._rpc-hidden{display:none!important}@media (max-width:768px){._rpc-container{padding-left:1rem;padding-right:1rem}._rpc-card{border-radius:var(--rpc-radius-lg);padding:1.25rem}._rpc-card-header{flex-direction:column;align-items:flex-start;gap:.5rem;margin-bottom:1.25rem;padding-bottom:.875rem}._rpc-card-title{font-size:1rem}._rpc-input{width:4rem;height:2.5rem;font-size:1.125rem}._rpc-colon,._rpc-equals{font-size:1.25rem}}@media (max-width:480px){._rpc-input{width:3.5rem;height:2.25rem;padding:0 .5rem;font-size:1rem}._rpc-result-value{font-size:1.5rem}}._rpc-tabs{background:var(--rpc-bg);border-radius:var(--rpc-radius-lg);border-style:solid;border-width:1px;border-color:var(--rpc-border);box-shadow:var(--rpc-shadow);-webkit-overflow-scrolling:touch;scrollbar-width:none;gap:.5rem;padding:.5rem;display:flex;overflow-x:auto}._rpc-tabs::-webkit-scrollbar{display:none}._rpc-tab{color:var(--rpc-text-muted);border-radius:var(--rpc-radius);cursor:pointer;transition:all var(--rpc-transition);white-space:nowrap;background:0 0;border:none;flex-shrink:0;align-items:center;gap:.5rem;padding:.625rem 1rem;font-size:.8125rem;font-weight:600;display:inline-flex}._rpc-tab:hover{background:var(--rpc-bg-tertiary);color:var(--rpc-text)}._rpc-tab._rpc-tab-active{background:var(--rpc-primary);color:#fff;box-shadow:0 2px 8px #3b82f659}._rpc-tab._rpc-tab-active:hover{background:var(--rpc-primary-hover)}._rpc-tab svg{flex-shrink:0;width:16px;height:16px}._rpc-panel{display:none}._rpc-panel._rpc-panel-active{display:block}@media (max-width:640px){._rpc-tabs{gap:.375rem;padding:.375rem}._rpc-tab{gap:.375rem;padding:.5rem .75rem;font-size:.75rem}._rpc-tab svg{width:14px;height:14px}}@media (max-width:480px){._rpc-tab span{display:none}._rpc-tab{padding:.625rem}._rpc-tab svg{width:18px;height:18px}}._rpc-simplify-content{flex-direction:column;align-items:center;display:flex}._rpc-ratio-input{background:var(--rpc-bg-secondary);border-style:solid;border-width:1px;border-color:var(--rpc-border);border-radius:var(--rpc-radius-lg);justify-content:center;align-items:center;gap:.5rem;padding:1.25rem 1.5rem;display:flex}@media (max-width:480px){._rpc-ratio-input{gap:.375rem;padding:1rem}}._rpc-proportion-content{flex-direction:column;align-items:center;display:flex}._rpc-proportion-equation{background:var(--rpc-bg-secondary);border-style:solid;border-width:1px;border-color:var(--rpc-border);border-radius:var(--rpc-radius-lg);flex-wrap:wrap;justify-content:center;align-items:center;gap:.5rem;padding:1.25rem 1.5rem;display:flex}._rpc-proportion-side{align-items:center;gap:.5rem;display:flex}._rpc-input-prop{width:4rem}._rpc-input-prop._rpc-input-solved{background:var(--rpc-success-bg);border-color:var(--rpc-success);color:var(--rpc-success)}@media (max-width:560px){._rpc-proportion-equation{flex-direction:column;gap:.75rem;padding:1rem}._rpc-proportion-equation ._rpc-equals{padding:.25rem 0}}@media (max-width:480px){._rpc-input-prop{width:3.25rem}}._rpc-convert-content{flex-direction:column;align-items:center;display:flex}._rpc-convert-results{grid-template-columns:repeat(2,1fr);gap:.75rem;width:100%;margin-top:.5rem;display:grid}._rpc-convert-item{background:var(--rpc-bg-secondary);border-style:solid;border-width:1px;border-color:var(--rpc-border);border-radius:var(--rpc-radius);flex-direction:column;gap:.375rem;padding:1rem;display:flex}._rpc-convert-label{color:var(--rpc-text-muted);text-transform:uppercase;letter-spacing:.05em;font-size:.75rem;font-weight:600}._rpc-convert-value{color:var(--rpc-result-text);font-size:1.25rem;font-weight:700;font-family:var(--main-font-mono)}@media (max-width:480px){._rpc-convert-results{grid-template-columns:1fr}._rpc-convert-item{padding:.875rem}._rpc-convert-value{font-size:1.125rem}}._rpc-divide-content{flex-direction:column;display:flex}._rpc-divide-input-group{margin-bottom:1rem}._rpc-divide-ratio-wrapper{flex-wrap:wrap;align-items:center;gap:.75rem;display:flex}._rpc-divide-ratio-inputs{background:var(--rpc-bg-secondary);border-style:solid;border-width:1px;border-color:var(--rpc-border);border-radius:var(--rpc-radius);flex-wrap:wrap;align-items:center;gap:.375rem;padding:.75rem 1rem;display:flex}._rpc-input-ratio{width:3.5rem;height:2.25rem;font-size:1rem}._rpc-divide-ratio-actions{gap:.375rem;display:flex}._rpc-divide-results{flex-direction:column;gap:.5rem;margin-top:.5rem;display:flex}._rpc-divide-result-item{background:var(--rpc-bg-secondary);border-style:solid;border-width:1px;border-color:var(--rpc-border);border-radius:var(--rpc-radius);justify-content:space-between;align-items:center;padding:.875rem 1rem;display:flex}._rpc-divide-result-label{color:var(--rpc-text-secondary);align-items:center;gap:.5rem;font-size:.875rem;display:flex}._rpc-divide-result-badge{color:#fff;background:var(--rpc-primary);border-radius:var(--rpc-radius-sm);justify-content:center;align-items:center;min-width:1.5rem;height:1.5rem;padding:0 .375rem;font-size:.75rem;font-weight:700;display:inline-flex}._rpc-divide-result-value{color:var(--rpc-result-text);font-size:1.125rem;font-weight:700;font-family:var(--main-font-mono)}._rpc-divide-summary{background:var(--rpc-result-bg);border-radius:var(--rpc-radius);border:2px solid #3b82f633;justify-content:space-between;align-items:center;margin-top:.5rem;padding:1rem;display:flex}._rpc-divide-summary-label{color:var(--rpc-text-secondary);font-size:.875rem;font-weight:600}._rpc-divide-summary-value{color:var(--rpc-result-text);font-size:1.25rem;font-weight:700;font-family:var(--main-font-mono)}@media (max-width:480px){._rpc-divide-ratio-inputs{padding:.625rem .75rem}._rpc-input-ratio{width:3rem;height:2rem;font-size:.9375rem}._rpc-divide-result-item{padding:.75rem}._rpc-divide-result-value{font-size:1rem}}