/* "Slipstream in racing, explained": the wake, the slingshot, the tow calculator and the lap trace. */

/* Shared SVG pieces */
.ss-car { transition: opacity 200ms; }
.ss-num { font: 800 15px/1 Jakarta; fill: #fff; paint-order: stroke; stroke: #080b0d; stroke-width: 3px; }
.wk-edge { stroke: #ffffff26; stroke-width: 2; }
.wk-dash { stroke: #ffffff1c; stroke-width: 3; stroke-dasharray: 40 40; }
.wk-label { font: 700 12px/1 Jakarta; letter-spacing: .14em; text-transform: uppercase; fill: var(--subtle); }

/* The wake */
.wk-svg { display: block; width: 100%; height: auto; }
.wk-stream { fill: none; stroke: #c8d6dd; stroke-opacity: .35; stroke-width: 1.6; stroke-dasharray: 18 42; stroke-linecap: round; }
.wk-dot { fill: #e4f3ff; }
.wk-read { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin-top: 18px; }
.wk-read > div { display: grid; align-content: start; gap: 10px; padding: 16px 18px; border-radius: var(--radius-md); background: var(--ink); box-shadow: inset 0 0 0 1px var(--rim); }
.wk-read small { font: 700 11px/1.2 Jakarta; letter-spacing: .14em; text-transform: uppercase; color: var(--subtle); }
.wk-read b { font: 800 26px/1 Jakarta; letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
.wk-read > div:last-child b { color: var(--coral); }
.wk-meter { position: relative; display: block; height: 10px; margin-top: 8px; border-radius: 5px; background: var(--alternate); overflow: hidden; }
.wk-meter i { position: absolute; inset: 0; border-radius: 5px; background: linear-gradient(90deg, var(--hard), #c3cacd); transform-origin: left; }

/* The slingshot */
.sl-svg { display: block; width: 100%; height: auto; }
.sl-ready .sl-mover { transition: transform 1100ms var(--motion); }
.sl-pocket { transition: opacity 700ms ease; }
.sl-board { fill: var(--hard); }
.sl-board-text { font: 800 10px/1 Jakarta; fill: var(--ink); }
.sl-brake { stroke: var(--soft); stroke-opacity: .55; stroke-width: 2; stroke-dasharray: 6 8; }
.sl-bar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px 24px; margin-top: 18px; }
.sl-steps { display: flex; flex-wrap: wrap; gap: 6px; padding: 0; list-style: none; }
.sl-steps button { display: inline-flex; align-items: center; gap: 8px; height: 36px; padding: 0 14px 0 6px; border: 0; border-radius: 999px; background: var(--ink); box-shadow: inset 0 0 0 1px var(--rim); font: 700 13px/1 Jakarta; color: var(--muted); transition: background 160ms, color 160ms; }
.sl-steps button span { display: grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; background: var(--alternate); font-size: 12px; }
.sl-steps button:hover { color: var(--text); }
.sl-steps button[aria-pressed="true"] { background: var(--coral); color: var(--ink); }
.sl-steps button[aria-pressed="true"] span { background: var(--ink); color: var(--coral); }
.sl-figures { display: flex; flex-wrap: wrap; gap: 22px; }
.sl-figures div { display: grid; gap: 6px; }
.sl-figures small { font: 700 11px/1 Jakarta; letter-spacing: .14em; text-transform: uppercase; color: var(--subtle); }
.sl-figures b { font: 800 24px/1 Jakarta; letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
.sl-figures div + div b { color: var(--coral); }
.sl-text { min-height: 3.2em; margin-top: 18px; font: 600 17px/1.5 Jakarta; text-align: center; color: #d5dadc; text-wrap: balance; }

/* The tow calculator */
.tc { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr); gap: 18px; }
.tc-controls, .tc-out { display: grid; align-content: start; gap: 14px; padding: 20px 22px; border-radius: 22px; background: var(--ink); box-shadow: inset 0 0 0 1px var(--rim); }
.tc-slider { display: grid; gap: 12px; }
.tc-slider > span, .tc-bend > span { display: flex; justify-content: space-between; gap: 12px; font: 700 11px/1 Jakarta; letter-spacing: .14em; text-transform: uppercase; color: var(--subtle); }
.tc-slider b { font: 800 15px/1 Jakarta; letter-spacing: 0; text-transform: none; color: var(--text); font-variant-numeric: tabular-nums; }
.tc-slider input { width: 100%; accent-color: var(--coral); }
.tc-bend { display: grid; gap: 12px; }
.tc-bend .seg { flex-wrap: wrap; justify-self: start; border-radius: 22px; }
.tc-big { display: grid; gap: 8px; padding-bottom: 16px; border-bottom: 1px solid var(--rim); }
.tc-big small, .tc-effects small { font: 700 11px/1 Jakarta; letter-spacing: .14em; text-transform: uppercase; color: var(--subtle); }
.tc-big b { font: 800 clamp(44px, 5vw, 64px)/1 Jakarta; letter-spacing: -.04em; color: var(--coral); font-variant-numeric: tabular-nums; transition: color 200ms; }
.tc-big b.is-off { color: var(--selected); }
.tc-big span { font: 600 15px/1.4 Jakarta; color: var(--muted); }
.tc-effects { display: grid; gap: 12px; padding: 0; list-style: none; }
.tc-effects li { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 8px 14px; }
.tc-effects b { font: 800 17px/1 Jakarta; font-variant-numeric: tabular-nums; }
.tc-effects i { grid-column: 1 / -1; position: relative; height: 6px; border-radius: 3px; background: var(--alternate); overflow: hidden; }
.tc-effects em { position: absolute; inset: 0; border-radius: 3px; background: var(--coral); transform-origin: left; transition: transform 160ms ease; }
.tc-effects li:last-child em { background: var(--soft); }
.tc-plot { grid-column: 1 / -1; padding: 16px 18px 8px; border-radius: 22px; background: var(--ink); box-shadow: inset 0 0 0 1px var(--rim); }
.tc-chart { display: block; width: 100%; height: auto; }
.tc-zone { fill: color-mix(in srgb, var(--coral) 8%, transparent); }
.tc-zone-text { font: 700 11px/1 Jakarta; letter-spacing: .14em; text-transform: uppercase; fill: var(--coral); }
.tc-grid { stroke: #ffffff12; }
.tc-axis { font: 600 12px/1 Jakarta; fill: var(--subtle); }
.tc-ghost { fill: none; stroke: #ffffff2e; stroke-width: 2; stroke-dasharray: 5 6; }
.tc-line { fill: none; stroke: var(--coral); stroke-width: 3.5; stroke-linejoin: round; }
.tc-marker { fill: var(--text); stroke: var(--coral); stroke-width: 3; transition: cx 120ms, cy 120ms; }

/* The lap trace */
.lp { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); align-items: center; gap: 24px; }
.lp-svg { display: block; width: 100%; max-width: 520px; height: auto; margin: 0 auto; }
.lp-base { fill: none; stroke: var(--alternate); stroke-width: 5.5; stroke-linejoin: round; }
.lp-ribbon line { stroke: var(--coral); stroke-width: 3; stroke-linecap: round; }
.lp-car { stroke: var(--ink); stroke-width: 1.2; }
.lp-side { display: grid; gap: 12px; }
.lp-side > div { display: grid; gap: 10px; padding: 18px 20px; border-radius: var(--radius-md); background: var(--ink); box-shadow: inset 0 0 0 1px var(--rim); }
.lp-side small { font: 700 11px/1.2 Jakarta; letter-spacing: .14em; text-transform: uppercase; color: var(--subtle); }
.lp-side b { font: 800 30px/1 Jakarta; letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
.lp-now b { color: var(--coral); }
.lp-now span { font: 600 14px/1.3 Jakarta; color: var(--muted); }
.lp-meter { position: relative; display: block; height: 8px; border-radius: 4px; background: var(--alternate); overflow: hidden; }
.lp-meter i { position: absolute; inset: 0; border-radius: 4px; background: var(--coral); transform-origin: left; }
.lp-split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 12px; }
.lp-legend { display: flex; align-items: center; gap: 10px; font: 600 12px/1 Jakarta; color: var(--subtle); }
.lp-legend i { flex: 1; height: 6px; border-radius: 3px; background: linear-gradient(90deg, color-mix(in srgb, var(--coral) 10%, transparent), var(--coral)); }

@media (max-width: 900px) {
  .tc, .lp { grid-template-columns: minmax(0, 1fr); }
  .wk-read { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .wk-read > div:first-child { grid-column: 1 / -1; }
}
@media (max-width: 480px) {
  .wk-read b, .sl-figures b { font-size: 20px; }
  .lp-split { grid-template-columns: minmax(0, 1fr); }
}