/* ErDet420 Fit Studio: original illustration, measurement comparison and size picker. */
.gear-size-guide { width: min(980px, calc(100% - 48px)); max-width: 980px; max-height: calc(100dvh - 48px); padding: 0; margin: auto; overflow: auto; overscroll-behavior: contain; scrollbar-gutter: stable; color: var(--ink); background: var(--paper-light); border: 1px solid #183e2b24; border-radius: 22px; box-shadow: 0 22px 80px #102a1e40; font-size: 15px; line-height: 1.65; scroll-padding-block: 120px 24px; }
.gear-size-guide[open] { display: block; }
.gear-size-guide::backdrop { background: #102a1e80; backdrop-filter: blur(3px); }
.size-guide-header { position: sticky; top: 0; z-index: 4; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 24px 32px; border-bottom: 1px solid var(--line); background: var(--paper-light); }
.size-guide-eyebrow { margin: 0 0 7px; color: var(--muted); font-size: 11px; font-weight: 650; letter-spacing: .14em; text-transform: uppercase; }
.gear-size-guide h2 { margin: 0; font: 400 42px/1.1 Georgia, serif; letter-spacing: -.045em; }
.size-guide-close { display: grid; place-items: center; flex-shrink: 0; width: 44px; height: 44px; padding: 0; color: inherit; background: transparent; border: 1px solid var(--line); border-radius: 50%; font: 300 30px/1 sans-serif; }
.size-guide-close:hover { background: var(--paper); }
.size-guide-content { padding: 28px 32px 24px; }
.size-guide-model { display: flex; align-items: center; flex-wrap: wrap; gap: 8px 16px; }
.size-guide-model strong { font-size: 16px; }
.size-guide-model > span { padding: 5px 12px; background: #e4edda; border-radius: 20px; font-size: 12px; }
.size-guide-intro { max-width: 62ch; margin: 16px 0 24px; color: var(--muted); }
.size-fit-steps { display: flex; flex-wrap: wrap; gap: 12px 24px; list-style: none; padding: 0; margin: 0 0 24px; font-size: 12px; }
.size-fit-steps li { display: flex; align-items: center; gap: 8px; }
.size-fit-steps li > span { color: var(--muted); font-size: 10px; border: 1px solid var(--line); border-radius: 50%; display: grid; place-items: center; width: 24px; height: 24px; }
.size-fit-workbench { display: grid; grid-template-columns: 1.12fr 1fr; gap: 20px; align-items: stretch; }
.size-fit-workbench > * { min-width: 0; }
.size-fit-illustration { display: flex; flex-direction: column; justify-content: space-between; padding: 22px; background: #eee9dc; border: 1px solid #183e2b0d; border-radius: 16px; }
.size-measure-tabs { display: flex; gap: 4px; padding: 4px; border: 1px solid #183e2b19; border-radius: 28px; }
.size-measure-tabs button { flex: 1; min-width: 0; min-height: 44px; border: 0; border-radius: 24px; padding: 8px 4px; color: var(--muted); background: transparent; font-size: 12px; white-space: nowrap; }
.size-measure-tabs button[aria-pressed="true"] { background: var(--paper-light); color: var(--ink); box-shadow: 0 2px 6px #183e2b08; font-weight: 650; }
.size-guide-drawing { min-width: 0; margin: 16px 0; }
.gear-size-guide .size-guide-drawing svg { display: block; width: 100%; height: auto; max-height: 300px; }
.size-guide-drawing figcaption { margin-top: 8px; color: var(--muted); font-size: 11px; text-align: center; }
.fit-measure-line { color: #e6b739; opacity: .16; transition: opacity .2s ease; }
.fit-measure-line.is-active { opacity: 1; }
.fit-measure-dot { fill: var(--paper-light); }
.fit-measure-line text { stroke: none; fill: var(--ink); text-anchor: middle; font: 700 14px sans-serif; }
.size-measure-explainer { min-height: 125px; padding-top: 16px; border-top: 1px solid #183e2b19; }
.gear-size-guide h3 { margin: 0 0 12px; font-size: 18px; line-height: 1.35; font-weight: 650; }
.size-measure-explainer h3 { font-size: 15px; }
.size-measure-explainer p { margin: 0; font-size: 13px; line-height: 1.75; color: var(--muted); }
.size-fit-form { padding: 28px; background: var(--ink); color: var(--paper-light); border-radius: 16px; }
.size-fit-label { margin: 0 0 12px; font-size: 11px; font-weight: 600; letter-spacing: .09em; text-transform: uppercase; }
.size-fit-form .size-fit-label { color: #c4d7b8; }
.size-fit-form h3 { font: 400 32px/1.15 Georgia, serif; letter-spacing: -.035em; margin-bottom: 16px; }
.size-fit-form > p:not(.size-fit-label) { font-size: 13px; line-height: 1.75; color: #d9e0cf; }
.size-fit-field { margin-top: 20px; }
.size-fit-field label { display: block; margin-bottom: 7px; font-size: 13px; font-weight: 600; }
.size-fit-field > div { position: relative; }
.size-fit-field input { display: block; width: 100%; min-height: 50px; padding: 12px 48px 12px 14px; border: 1px solid #d9e0cf88; border-radius: 8px; background: var(--paper-light); color: var(--ink); font-size: 18px; font-variant-numeric: tabular-nums; }
.size-fit-field input::placeholder { color: #68725f; opacity: 1; }
.size-fit-field input[aria-invalid="true"] { border: 2px solid #ffb691; }
.size-fit-field > div > span { position: absolute; right: 16px; top: 50%; transform: translateY(-50%); font-size: 13px; color: var(--muted); pointer-events: none; }
.size-fit-error { margin: 6px 0 0; color: #ffd6be; font-size: 12px; line-height: 1.6; }
.size-fit-error:empty { display: none; }
.size-fit-submit, .size-fit-choose { display: flex; align-items: center; justify-content: space-between; gap: 12px; width: 100%; min-height: 48px; border: 1px solid transparent; border-radius: 8px; padding: 12px 16px; font-size: 14px; font-weight: 650; }
.size-fit-submit { margin-top: 24px; background: #dceacb; color: var(--ink); }
.size-fit-submit:hover { background: #edf4e3; }
.size-fit-form .size-fit-form-note { margin: 14px 0 0; font-size: 12px; }
.size-guide-fit-note { padding: 4px 0 4px 16px; margin: 24px 0 32px; border-left: 2px solid var(--green); color: var(--muted); font-size: 13px; }
.size-fit-results { padding: 28px; margin: 0 0 28px; border-radius: 16px; background: #e4edda; scroll-margin-block: 120px 24px; }
.size-fit-results h3 { font: 400 29px/1.2 Georgia, serif; letter-spacing: -.03em; }
.size-fit-results > p:not(.size-fit-label) { font-size: 13px; line-height: 1.75; }
.size-fit-choices { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 22px; }
.size-fit-choice { min-width: 0; padding: 20px; border: 1px solid #183e2b12; border-radius: 12px; background: var(--paper-light); }
.size-fit-choice-label { margin: 0 0 8px; font-size: 11px; color: var(--muted); }
.size-fit-choice h4 { font-size: 40px; line-height: 1.2; margin: 0 0 10px; letter-spacing: -.04em; }
.size-fit-dimensions { margin: 0; font-size: 13px; line-height: 1.75; }
.size-fit-differences { padding-left: 16px; margin: 12px 0 18px; font-size: 13px; color: var(--muted); }
.size-fit-choose { background: var(--ink); color: var(--paper-light); justify-content: center; }
.size-fit-choose:hover { background: var(--green); }
.size-fit-results .size-fit-footnote { margin: 16px 0 0; color: var(--muted); font-size: 12px; }
.size-fit-all { border-block: 1px solid var(--line); }
.size-fit-all > summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 80px; padding-block: 18px; cursor: pointer; list-style: none; font-size: 16px; font-weight: 600; }
.size-fit-all > summary::-webkit-details-marker { display: none; }
.size-fit-all summary small { display: block; font-size: 12px; font-weight: 400; color: var(--muted); margin-top: 3px; }
.size-fit-expand { font-size: 26px; font-weight: 400; transition: transform .2s; }
.size-fit-all[open] .size-fit-expand { transform: rotate(45deg); }
.size-fit-table-wrap { padding-block: 8px 24px; }
.size-guide-table-heading { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 8px 16px; }
.size-guide-table-heading h3 { font-size: 16px; margin: 0; }
.size-guide-table-heading p { margin: 0; font-size: 12px; color: var(--green); }
.size-guide-table-help { margin: 8px 0 16px; font-size: 13px; color: var(--muted); }
.size-guide-table-scroll { overflow-x: auto; overscroll-behavior-x: contain; border: 1px solid var(--line); border-radius: 10px; }
.size-guide-table { width: 100%; border-collapse: separate; border-spacing: 0; font-size: 14px; font-variant-numeric: tabular-nums; text-align: left; }
.size-guide-table th, .size-guide-table td { padding: 12px 14px; border-bottom: 1px solid #183e2b18; }
.size-guide-table thead th { color: var(--muted); background: var(--paper); font-size: 12px; font-weight: 500; }
.size-guide-table tbody th { width: 22%; padding: 2px 6px; background: var(--paper-light); }
.size-guide-table tbody td { background: var(--paper-light); }
.size-guide-table tbody tr:not(.is-unavailable) { cursor: pointer; }
.size-guide-table tbody tr.is-match > * { background: #eef1e5; }
.size-guide-table tbody tr:hover > *, .size-guide-table tbody tr:focus-within > * { background: #eae9d9; }
.size-guide-table tbody tr.is-selected > * { background: #dceacb; color: var(--ink); }
.size-guide-table tbody tr:last-child > * { border-bottom: 0; }
.size-guide-size { display: flex; align-items: center; justify-content: space-between; gap: 6px; min-height: 48px; width: 100%; padding: 8px; border: 0; background: transparent; color: inherit; font-size: 14px; font-weight: 650; text-align: left; }
.size-guide-choice-mark { font-size: 14px; color: var(--green); }
.size-guide-size:disabled { opacity: .5; cursor: not-allowed; }
.gear-size-guide :is(button, input, summary, [tabindex]):focus-visible { outline: 2px solid #b98813; outline-offset: 3px; }
.size-guide-table button:focus-visible { outline-offset: -3px; border-radius: 4px; }
.size-guide-footer { display: flex; align-items: center; justify-content: space-between; gap: 12px 24px; flex-wrap: wrap; margin-top: 24px; }
.size-guide-footer p { margin: 0; font-size: 12px; color: var(--muted); }
.size-guide-footer > span { font-size: 9px; letter-spacing: .12em; color: var(--muted); }
.size-guide-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; }
@media (max-width: 760px) {
  .gear-size-guide { width: calc(100% - 20px); max-height: calc(100dvh - 20px); border-radius: 16px; scroll-padding-top: 110px; }
  .size-guide-header { padding: 20px; gap: 12px; }
  .gear-size-guide h2 { font-size: clamp(28px, 7vw, 36px); }
  .size-guide-content { padding: 22px 20px; }
  .size-fit-steps { gap: 10px 16px; font-size: 11px; }
  .size-fit-workbench { grid-template-columns: minmax(0, 1fr); gap: 16px; }
  .size-fit-illustration { padding: 16px; }
  .gear-size-guide .size-guide-drawing svg { max-height: 250px; }
  .size-measure-explainer { min-height: 112px; }
  .size-fit-form { padding: 24px; }
  .size-fit-form h3 { font-size: 30px; }
  .size-fit-results { padding: 22px; }
  .size-fit-choices { gap: 12px; }
  .size-fit-choice { padding: 16px; }
  .size-guide-table th, .size-guide-table td { padding: 10px 8px; }
  .size-guide-table thead th { font-size: 11px; }
  .size-guide-table tbody th { padding-inline: 2px; }
}
@media (max-width: 480px) {
  .size-fit-choices { grid-template-columns: minmax(0, 1fr); }
  .size-fit-choice { display: grid; grid-template-columns: auto 1fr; column-gap: 20px; }
  .size-fit-choice-label { grid-column: 1 / -1; }
  .size-fit-choice h4 { grid-column: 1; grid-row: 2 / 4; align-self: center; margin: 0; }
  .size-fit-dimensions, .size-fit-differences { grid-column: 2; }
  .size-fit-choose { grid-column: 1 / -1; }
}
@media (max-width: 360px) {
  .size-guide-content { padding-inline: 16px; }
  .size-fit-steps { gap: 8px; font-size: 10px; }
  .size-fit-steps li { gap: 4px; }
  .size-fit-steps li > span { width: 20px; height: 20px; }
  .size-fit-form, .size-fit-results { padding: 18px; }
}
@media (prefers-reduced-motion: reduce) {
  .gear-size-guide, .gear-size-guide * { scroll-behavior: auto; animation: none !important; transition: none !important; }
}
.size-guide-draft { padding: 16px 18px; margin: 0 0 24px; border: 1px solid #b38d3433; border-radius: 10px; background: #e8dcbb66; color: var(--ink, #183e2b); font-size: 13px; line-height: 1.7; }
.size-guide-draft[hidden] { display: none; }