/* Bikotic Gearing Comparison. Light ("workshop") layout, colours and type from brand/ (F:\BIKOTIC BRANDING).
   Brand blue for UI, sage = bike 1, plum = bike 2 (bike data only), numbers in JetBrains Mono. No orange: nothing to buy here. */

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bk-white); color: var(--bk-text); }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--bk-blue); outline-offset: 2px; }

/* Header and footer: same as the light reference layout */
.siteHead { background: var(--bk-hero-gradient); color: var(--bk-white); }
.siteNav { max-width: 1200px; margin: 0 auto; padding: 16px 24px; display: flex; flex-wrap: wrap; align-items: center; gap: 16px 28px; }
.logo { display: block; padding: 9px 0; }
.logo img { height: 26px; width: auto; display: block; }
.navLinks { display: flex; flex-wrap: wrap; gap: 12px 24px; flex-grow: 1; font-family: var(--bk-font-head); font-size: 15px; letter-spacing: 1px; text-transform: uppercase; color: #E0E6EC; }
.navLinks a { padding: 11px 0; }
.navLinks a:hover { color: var(--bk-white); }
.navLinks a[aria-current] { color: var(--bk-white); font-weight: 500; border-bottom: 2px solid var(--bk-white); }

.siteFoot { background: var(--bk-navy); color: #B9C6D2; }
.footInner { max-width: 1200px; margin: 0 auto; padding: 40px 24px; display: flex; flex-wrap: wrap; gap: 24px; justify-content: space-between; align-items: center; }
.footInner img { height: 22px; width: auto; display: block; }
.footLinks { display: flex; flex-wrap: wrap; gap: 4px 24px; font-size: 14px; }
.footLinks a { padding: 11px 0; }
.footLinks a:hover { color: var(--bk-white); }

/* Page */
.page { max-width: 1200px; margin: 0 auto; padding: 40px 24px 80px; display: flex; flex-direction: column; gap: 28px; }
.intro { display: flex; flex-direction: column; gap: 6px; }
.eyebrow { margin: 0; font-family: var(--bk-font-head); font-weight: 500; font-size: 15px; letter-spacing: 2px; text-transform: uppercase; color: var(--bk-blue); }
h1 { margin: 0; font-family: var(--bk-font-head); font-weight: 600; font-size: clamp(34px, 4.5vw, 48px); line-height: 1.05; text-transform: uppercase; }
.titleRow { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0 18px; }
.helpLink { padding: 11px 0; font-size: 16px; line-height: 22px; color: var(--bk-blue); text-decoration: underline; text-underline-offset: 3px; }
.helpLink:hover { color: var(--bk-text); }
.lead { margin: 8px 0 0; max-width: 720px; font-size: 18px; line-height: 1.6; color: var(--bk-text-grey); }
.shareRow { margin-top: 10px; display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px; }
.shareBtn { height: 44px; padding: 0 18px; border: 1px solid var(--bk-blue); border-radius: 8px; background: var(--bk-white); color: var(--bk-blue); font-family: var(--bk-font-head); font-weight: 500; font-size: 15px; letter-spacing: 1px; text-transform: uppercase; cursor: pointer; }
.shareBtn:hover { background: var(--bk-light-blue); }
.shareStatus { font-size: 15px; color: var(--bk-text-grey); overflow-wrap: anywhere; min-width: 0; }
h2 { margin: 0; font-family: var(--bk-font-head); font-weight: 500; font-size: 22px; text-transform: uppercase; }

/* Form bits */
.field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.label { font-family: var(--bk-font-head); font-weight: 500; font-size: 13px; letter-spacing: 1px; text-transform: uppercase; color: var(--bk-text-grey); }
input, select { width: 100%; min-width: 0; height: 42px; padding: 0 12px; background: var(--bk-white); border: 1px solid var(--bk-border); border-radius: 8px; font-size: 16px; }
input:focus, select:focus { border-color: var(--bk-blue); outline: none; box-shadow: 0 0 0 2px rgba(43, 74, 102, .18); }
input.num { font-family: var(--bk-font-data); font-weight: 500; font-variant-numeric: tabular-nums; }
.field.off { opacity: .45; }
.field.off input, .field.off select, .field.off button { cursor: not-allowed; }

.seg { display: flex; flex-wrap: wrap; border: 1px solid var(--bk-border); border-radius: 8px; overflow: hidden; background: var(--bk-white); width: max-content; max-width: 100%; }
.seg button { border: 0; border-right: 1px solid var(--bk-border); background: transparent; padding: 0 14px; height: 40px; font-family: var(--bk-font-head); font-weight: 500; font-size: 14px; letter-spacing: 1px; text-transform: uppercase; color: var(--bk-blue); cursor: pointer; white-space: nowrap; }
.seg button:last-child { border-right: 0; }
.seg button:hover { background: var(--bk-light-blue); }
.seg button[aria-checked="true"] { background: var(--bk-blue); color: var(--bk-white); }
.seg button:disabled { cursor: not-allowed; }

/* Settings panel */
.settings { background: var(--bk-panel); border-radius: 14px; padding: 24px; display: grid; grid-template-columns: minmax(0, 3fr) minmax(0, 2fr); gap: 24px 32px; }
.settingsControls { display: flex; flex-direction: column; gap: 18px; min-width: 0; }
.settingsRow { display: grid; grid-template-columns: auto minmax(0, 150px) minmax(0, 170px); gap: 16px; align-items: end; }
.methodInfo { border-left: 3px solid var(--bk-blue); padding: 2px 0 2px 16px; align-self: start; }
.methodInfo p { margin: 0 0 8px; font-size: 16px; line-height: 1.6; }
.methodInfo .uses { font-size: 14px; color: var(--bk-text-grey); margin: 0; }

/* How they compare: plain-words lines between the two bikes */
.versus { border: 1px solid var(--bk-border); border-left: 3px solid var(--bk-blue); border-radius: 14px; padding: 20px 24px; display: flex; flex-direction: column; gap: 10px; }
.versus[hidden] { display: none; }
.versus ul { margin: 0; padding-left: 20px; display: flex; flex-direction: column; gap: 8px; max-width: 900px; }
.versus li { font-size: 16px; line-height: 1.6; }
.versus b { font-family: var(--bk-font-data); font-weight: 500; }
.versus b.who { font-family: inherit; font-weight: 600; }
.versus .w1 { color: var(--bk-bike1-tint-text); }
.versus .w2 { color: var(--bk-bike2-text); }

/* Bike cards */
.bikes { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 360px), 1fr)); gap: 20px; }
.bike { border: 1px solid var(--bk-border); border-radius: 14px; overflow: hidden; display: flex; flex-direction: column; min-width: 0; }
.bikeHead { padding: 16px 20px; display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; color: var(--bk-white); font-family: var(--bk-font-head); }
.bike.b1 .bikeHead { background: var(--bk-bike1-gradient); }
.bike.b2 .bikeHead { background: var(--bk-bike2-gradient); }
.bikeTitle { min-width: 0; }
.bikeTag { font-size: 12px; letter-spacing: 2px; text-transform: uppercase; }
.bikeName { font-size: 26px; line-height: 1.1; text-transform: uppercase; overflow-wrap: anywhere; }
.bikeScore { text-align: right; flex-shrink: 0; }
.scoreNum { font-family: var(--bk-font-data); font-weight: 700; font-size: 28px; line-height: 1.1; }
.scoreNum small { font-size: 16px; font-weight: 500; opacity: .8; }
.scoreLabel { font-size: 14px; letter-spacing: 1px; text-transform: uppercase; }

.bikeBody { padding: 20px; display: flex; flex-direction: column; gap: 16px; }
.ringRow { display: flex; gap: 10px; align-items: center; }
.ringRow .seg { flex-shrink: 0; }
.ringRow .ring { flex: 1 1 0; }
.ringRow.one .ring2 { display: none; }
.wheelRow { display: grid; grid-template-columns: minmax(0, 3fr) minmax(0, 2fr); gap: 12px; }

/* Results */
.results { margin-top: 4px; border-top: 1px solid var(--bk-border); padding-top: 18px; display: flex; flex-direction: column; gap: 10px; }
.chartHead { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; min-height: 22px; }
.chartTitle { font-family: var(--bk-font-head); font-weight: 500; font-size: 13px; letter-spacing: 1px; text-transform: uppercase; color: var(--bk-text-grey); }
.readout { font-family: var(--bk-font-data); font-weight: 500; font-size: 14px; white-space: nowrap; }
.b1 .readout { color: var(--bk-bike1-tint-text); }
.b2 .readout { color: var(--bk-bike2-text); }

.chart { --gap: 3px; position: relative; height: 128px; display: flex; align-items: flex-end; gap: var(--gap); padding-bottom: 20px; border-bottom: 1px solid var(--bk-border); }
.bar { position: relative; flex: 1 1 0; min-width: 4px; border-radius: 3px 3px 0 0; cursor: pointer; }
.b1 .bar { background: var(--bk-bike1); }
.b2 .bar { background: var(--bk-bike2); }
/* overlapping gears: pale fill, outlined in the full bike colour so the bar still meets 3:1 on white */
.b1 .bar.lap { background: color-mix(in srgb, var(--bk-bike1) 22%, var(--bk-white)); box-shadow: inset 0 0 0 1px var(--bk-bike1); }
.b2 .bar.lap { background: color-mix(in srgb, var(--bk-bike2) 22%, var(--bk-white)); box-shadow: inset 0 0 0 1px var(--bk-bike2); }
.b1 .bar.lap.even { background: color-mix(in srgb, var(--bk-bike1) 55%, var(--bk-white)); }
.b2 .bar.lap.even { background: color-mix(in srgb, var(--bk-bike2) 55%, var(--bk-white)); }
.bar:hover, .bar.hot { filter: brightness(1.12); }
/* overlap set: a grey bracket under its bars, the set's number centred below */
.bar.lap::after { content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 2px; background: var(--bk-text-grey); }
.bar.lap.joined::after { right: calc(-1 * var(--gap)); }
.bar .grp { position: absolute; left: calc((var(--n) * 100% + (var(--n) - 1) * var(--gap)) / 2); bottom: -21px; transform: translateX(-50%); font-family: var(--bk-font-data); font-size: 12px; line-height: 1; color: var(--bk-text-grey); }
.chartEmpty { margin: auto; padding-bottom: 0; font-size: 14px; color: var(--bk-text-grey); text-align: center; }

.range { display: flex; justify-content: space-between; gap: 12px; font-size: 13px; color: var(--bk-text-grey); }
.range b { font-family: var(--bk-font-data); font-weight: 500; color: var(--bk-text); }
.summary { margin: 2px 0 0; font-size: 15px; line-height: 1.5; }
.summary:empty { display: none; }
.summary b { font-family: var(--bk-font-data); font-weight: 500; }

/* Every gear: open by default, tap the bar to fold it away */
.gears[hidden] { display: none; }
.gears summary { list-style: none; display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 44px; padding: 0 12px; margin-top: 4px; background: var(--bk-panel); border-radius: 8px; cursor: pointer; font-family: var(--bk-font-head); font-weight: 500; font-size: 14px; letter-spacing: 1px; text-transform: uppercase; color: var(--bk-blue); }
.gears summary::-webkit-details-marker { display: none; }
.gears summary::after { content: ""; width: 8px; height: 8px; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: rotate(45deg); margin: -4px 4px 0 0; transition: transform .15s; }
.gears[open] summary::after { transform: rotate(-135deg); margin-top: 4px; }
.gears summary:hover { background: var(--bk-light-blue); }
.gearCount { font-family: var(--bk-font-data); letter-spacing: 0; margin-right: auto; color: var(--bk-text-grey); }
.gears[open] summary { margin-bottom: 4px; }
.gearTable { width: 100%; border-collapse: collapse; font-size: 14px; }
.gearTable th { font-family: var(--bk-font-head); font-weight: 500; font-size: 12px; letter-spacing: 1px; text-transform: uppercase; color: var(--bk-text-grey); text-align: right; padding: 8px 0; }
.gearTable th:first-child { text-align: left; }
.gearTable th.grpHead { width: 44px; font-family: var(--bk-font-data); font-size: 14px; }
.gearTable td { font-family: var(--bk-font-data); font-weight: 500; font-variant-numeric: tabular-nums; text-align: right; padding: 7px 0; border-top: 1px solid #EEEEEE; }
.gearTable td:first-child { text-align: left; }
.gearTable tr.hot td { background: var(--bk-panel); }
.b1 .gearTable tr.hot td:first-child { box-shadow: inset 3px 0 var(--bk-bike1); padding-left: 8px; }
.b2 .gearTable tr.hot td:first-child { box-shadow: inset 3px 0 var(--bk-bike2); padding-left: 8px; }
.badge { display: inline-block; min-width: 22px; padding: 0 5px; border: 1px solid var(--bk-border); border-radius: 11px; font-size: 12px; line-height: 20px; text-align: center; color: var(--bk-text-grey); }

/* How it works */
.howTo { border: 1px solid var(--bk-border); border-radius: 14px; padding: 24px; display: flex; flex-direction: column; gap: 12px; }
.howTo ol { margin: 0; padding-left: 22px; display: flex; flex-direction: column; gap: 10px; max-width: 860px; }
.howTo li { line-height: 1.6; }

@media (max-width: 860px) {
	.settings { grid-template-columns: minmax(0, 1fr); }
	.settingsRow { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
	.settingsRow .field[data-needs="speedUnit"] { grid-column: 1 / -1; }
}
@media (max-width: 520px) {
	.siteNav, .page, .footInner { padding-left: 16px; padding-right: 16px; }
	.page { padding-top: 28px; }
	.settings, .howTo, .versus { padding: 18px 16px; }
	.bikeBody { padding: 16px; }
	.seg button { padding: 0 11px; height: 44px; min-width: 44px; }
	input, select { height: 44px; }
	.chart { --gap: 2px; }
}
/* Touch screens at any width: 44px tap targets (mobile pass). Mouse layouts are unchanged. */
@media (pointer: coarse) {
	.seg button { height: 44px; min-width: 44px; }
	input, select { height: 44px; }
	.navLinks a, .footLinks a, .helpLink { min-width: 44px; }
}