:root{--dwc-primary:#6366f1;--dwc-primary-light:#eef2ff;--dwc-primary-dark:#4f46e5;--dwc-accent:#059669;--dwc-accent-light:#ecfdf5;--dwc-warning:#f59e0b;--dwc-warning-light:#fffbeb;--dwc-text:#1e293b;--dwc-text-secondary:#475569;--dwc-text-muted:#64748b;--dwc-bg:#fff;--dwc-bg-secondary:#f8fafc;--dwc-border:#e2e8f0;--dwc-border-light:#f1f5f9;--dwc-radius:var(--main-radius,.5rem);--dwc-radius-lg:var(--main-radius-lg,.75rem);--dwc-shadow:0 1px 3px #0000000f, 0 1px 2px #0000000a;--dwc-shadow-md:0 4px 12px #00000014}._dwc-container{max-width:640px;margin:0 auto}._dwc-body{gap:var(--main-space-5,1.25rem);flex-direction:column;display:flex}._dwc-hidden{display:none!important}._dwc-unit-toggle{background:var(--dwc-bg);border-radius:var(--dwc-radius-lg);box-shadow:var(--dwc-shadow);border-style:solid;border-width:1px;border-color:var(--dwc-border);padding:4px;display:flex}._dwc-unit-btn{color:var(--dwc-text-muted);font-size:var(--main-text-sm,.875rem);border-radius:var(--dwc-radius);cursor:pointer;background:0 0;border:0 solid #0000;flex:1;padding:.5rem .75rem;font-weight:500;transition:color .2s,background .2s}._dwc-unit-btn:hover{color:var(--dwc-text)}._dwc-unit-btn--active{background:var(--dwc-primary);color:#fff;box-shadow:0 1px 3px #6366f14d}._dwc-unit-btn--active:hover{color:#fff}._dwc-actions{justify-content:center;display:flex}._dwc-reset{border-style:solid;border-width:1px;border-color:var(--dwc-border);border-radius:var(--dwc-radius);color:var(--dwc-text-muted);font-size:var(--main-text-sm,.875rem);cursor:pointer;background:0 0;align-items:center;gap:.375rem;padding:.5rem 1rem;transition:color .2s,border-color .2s;display:inline-flex}._dwc-reset:hover{color:var(--dwc-text);border-color:var(--dwc-text-muted)}._dwc-reset svg{width:14px;height:14px}@media (max-width:768px){._dwc-container{padding-left:1rem;padding-right:1rem}}._dwc-input-section{gap:var(--main-space-4,1rem);background:var(--dwc-bg);border-radius:var(--dwc-radius-lg);padding:var(--main-space-5,1.25rem);box-shadow:var(--dwc-shadow);border-style:solid;border-width:1px;border-color:var(--dwc-border);flex-direction:column;display:flex;overflow:hidden}._dwc-dimensions{flex-direction:column;gap:.5rem;display:flex}._dwc-dim-label{font-size:var(--main-text-sm,.875rem);color:var(--dwc-text);font-weight:500}._dwc-dim-grid{gap:var(--main-space-3,.75rem);grid-template-columns:repeat(3,1fr);min-width:0;display:grid}._dwc-dim-grid>._dwc-field{min-width:0}._dwc-field{flex-direction:column;gap:.375rem;display:flex}._dwc-label{font-size:var(--main-text-sm,.875rem);color:var(--dwc-text);font-weight:500}._dwc-label-hint{color:var(--dwc-text-muted);font-weight:400;font-size:var(--main-text-xs,.75rem)}._dwc-input-wrap{background:var(--dwc-bg);border-style:solid;border-width:1.5px;border-color:var(--dwc-border);border-radius:var(--dwc-radius);align-items:center;transition:border-color .2s,box-shadow .2s;display:flex;overflow:hidden}._dwc-input-wrap:focus-within{border-color:var(--dwc-primary);box-shadow:0 0 0 3px #6366f11a}._dwc-input-wrap--sm{max-width:200px}._dwc-input-suffix{color:var(--dwc-text-muted);font-weight:500;font-size:var(--main-text-sm,.875rem);-webkit-user-select:none;user-select:none;padding:0 .75rem 0 0}._dwc-input{font-size:var(--main-text-sm,.875rem);color:var(--dwc-text);background:0 0;border:0 solid #0000;outline:none;flex:1;min-width:0;padding:.625rem .75rem}._dwc-input::placeholder{color:var(--dwc-border)}._dwc-input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}._dwc-input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}._dwc-input[type=number]{-moz-appearance:textfield}._dwc-carriers{flex-wrap:wrap;gap:.375rem;display:flex}._dwc-carrier{border-radius:var(--dwc-radius);border-style:solid;border-width:1.5px;border-color:var(--dwc-border);background:var(--dwc-bg);color:var(--dwc-text-secondary);font-size:var(--main-text-sm,.875rem);cursor:pointer;flex-direction:column;flex:1;align-items:center;gap:.125rem;min-width:0;padding:.5rem .875rem;font-weight:500;transition:color .2s,border-color .2s,background .2s;display:flex}._dwc-carrier:hover{border-color:var(--dwc-primary);color:var(--dwc-primary)}._dwc-carrier--active{background:var(--dwc-primary-light);border-color:var(--dwc-primary);color:var(--dwc-primary)}._dwc-carrier-hint{font-size:var(--main-text-xs,.75rem);color:var(--dwc-text-muted);font-weight:400}._dwc-carrier--active ._dwc-carrier-hint{color:var(--dwc-primary);opacity:.7}._dwc-carrier-note{background:var(--dwc-primary-light);border-radius:var(--dwc-radius);font-size:var(--main-text-xs,.75rem);color:var(--dwc-text-secondary);align-items:flex-start;gap:.375rem;padding:.625rem .75rem;line-height:1.5;display:flex}._dwc-carrier-note svg{width:14px;height:14px;color:var(--dwc-primary);flex-shrink:0;margin-top:1px}@media (max-width:576px){._dwc-dim-grid{grid-template-columns:1fr}}@media (max-width:480px){._dwc-carriers{flex-direction:column}._dwc-carrier{flex-direction:row;justify-content:center;gap:.5rem}}._dwc-results{gap:var(--main-space-4,1rem);background:var(--dwc-bg);border-radius:var(--dwc-radius-lg);padding:var(--main-space-5,1.25rem);box-shadow:var(--dwc-shadow);border-style:solid;border-width:1px;border-color:var(--dwc-border);flex-direction:column;display:flex}._dwc-result-primary{text-align:center;padding:var(--main-space-3,.75rem) 0}._dwc-result-primary-label{font-size:var(--main-text-sm,.875rem);color:var(--dwc-text-muted);margin-bottom:.25rem}._dwc-result-primary-value{color:var(--dwc-primary);font-size:2rem;font-weight:700;line-height:1.2}._dwc-result-unit{color:var(--dwc-text-muted);font-size:1rem;font-weight:500}._dwc-volume-row{background:var(--dwc-bg-secondary);border-radius:var(--dwc-radius);border-style:solid;border-width:1px;border-color:var(--dwc-border-light);justify-content:space-between;align-items:center;padding:.5rem .75rem;display:flex}._dwc-volume-label{font-size:var(--main-text-sm,.875rem);color:var(--dwc-text-secondary)}._dwc-volume-value{font-size:var(--main-text-sm,.875rem);color:var(--dwc-text);font-weight:600;font-family:var(--main-font-mono)}._dwc-formula{text-align:center;background:var(--dwc-bg-secondary);border-radius:var(--dwc-radius);border-style:dashed;border-width:1px;border-color:var(--dwc-border);padding:.625rem .75rem}._dwc-formula-text{font-size:var(--main-text-sm,.875rem);font-family:var(--main-font-mono);color:var(--dwc-text-secondary)}._dwc-comparison{gap:var(--main-space-3,.75rem);padding-top:var(--main-space-3,.75rem);border-style:dashed;border-width:1px 0 0;border-color:var(--dwc-border-light);flex-direction:column;display:flex}._dwc-comparison-header{font-size:var(--main-text-sm,.875rem);color:var(--dwc-text);font-weight:500}._dwc-comparison-bars{gap:var(--main-space-3,.75rem);flex-direction:column;display:flex}._dwc-bar-row{align-items:center;gap:.75rem;display:flex}._dwc-bar-label{font-size:var(--main-text-xs,.75rem);color:var(--dwc-text-muted);flex-shrink:0;min-width:80px}._dwc-bar-track{background:var(--dwc-border-light);border-radius:5px;flex:1;height:10px;overflow:hidden}._dwc-bar-fill{border-radius:5px;min-width:0;height:100%;transition:width .3s}._dwc-bar-fill--dim{background:var(--dwc-primary)}._dwc-bar-fill--actual{background:var(--dwc-accent)}._dwc-bar-value{font-size:var(--main-text-sm,.875rem);color:var(--dwc-text);text-align:right;min-width:60px;font-weight:600;font-family:var(--main-font-mono)}._dwc-billable{text-align:center;padding:var(--main-space-3,.75rem);background:var(--dwc-accent-light);border-radius:var(--dwc-radius);border:1px solid #05966933}._dwc-billable-label{font-size:var(--main-text-xs,.75rem);color:var(--dwc-text-muted);margin-bottom:.25rem}._dwc-billable-value{color:var(--dwc-accent);font-size:1.25rem;font-weight:700}._dwc-billable-note{font-size:var(--main-text-xs,.75rem);color:var(--dwc-text-muted);margin-top:.25rem}._dwc-packages-section{gap:var(--main-space-3,.75rem);background:var(--dwc-bg);border-radius:var(--dwc-radius-lg);padding:var(--main-space-5,1.25rem);box-shadow:var(--dwc-shadow);border-style:solid;border-width:1px;border-color:var(--dwc-border);flex-direction:column;display:flex}._dwc-packages-header{justify-content:space-between;align-items:center;display:flex}._dwc-packages-title{font-size:var(--main-text-sm,.875rem);color:var(--dwc-text);font-weight:500}._dwc-add-pkg-btn{background:var(--dwc-primary-light);color:var(--dwc-primary);border-radius:var(--dwc-radius);font-size:var(--main-text-xs,.75rem);cursor:pointer;border:0 solid #0000;align-items:center;gap:.25rem;padding:.25rem .625rem;font-weight:500;transition:opacity .2s;display:inline-flex}._dwc-add-pkg-btn:hover{opacity:.8}._dwc-add-pkg-btn svg{width:14px;height:14px}._dwc-packages-list{gap:var(--main-space-2,.5rem);flex-direction:column;display:flex}._dwc-pkg-row{background:var(--dwc-bg-secondary);border-radius:var(--dwc-radius);border-style:solid;border-width:1px;border-color:var(--dwc-border-light);font-size:var(--main-text-sm,.875rem);align-items:center;gap:.5rem;padding:.5rem .625rem;display:flex}._dwc-pkg-dims{color:var(--dwc-text-secondary);font-family:var(--main-font-mono);font-size:var(--main-text-xs,.75rem);flex:1}._dwc-pkg-weight{color:var(--dwc-text);font-weight:600;font-family:var(--main-font-mono);font-size:var(--main-text-sm,.875rem)}._dwc-pkg-remove{width:24px;height:24px;color:var(--dwc-text-muted);cursor:pointer;background:0 0;border:0 solid #0000;border-radius:4px;flex-shrink:0;justify-content:center;align-items:center;transition:color .2s;display:flex}._dwc-pkg-remove:hover{color:var(--main-error,#ef4444)}._dwc-pkg-remove svg{width:12px;height:12px}._dwc-packages-total{background:var(--dwc-primary-light);border-radius:var(--dwc-radius);border:1px solid #6366f133;justify-content:space-between;align-items:center;padding:.625rem .75rem;display:flex}._dwc-packages-total-label{font-size:var(--main-text-sm,.875rem);color:var(--dwc-text);font-weight:500}._dwc-packages-total-value{color:var(--dwc-primary);font-size:1.125rem;font-weight:700;font-family:var(--main-font-mono)}@media (max-width:480px){._dwc-result-primary-value{font-size:1.5rem}._dwc-bar-label{min-width:65px}}