/* Optimal Drive — homepage concepts (design exploration, NOT VISCERO-CMS code).
   Shared: the project's fonts (Barlow Condensed, Manrope — from the approved proposal) and the approved palette. */

@font-face { font-family: "Barlow Condensed"; font-style: normal; font-weight: 600; font-display: swap; src: url(../fonts/barlow-condensed-600-latin-DepVgxBB.woff2) format("woff2"); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "Barlow Condensed"; font-style: normal; font-weight: 600; font-display: swap; src: url(../fonts/barlow-condensed-600-latin-ext-18ESti3H.woff2) format("woff2"); unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "Barlow Condensed"; font-style: normal; font-weight: 700; font-display: swap; src: url(../fonts/barlow-condensed-700-latin-v1xN8_Wq.woff2) format("woff2"); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "Barlow Condensed"; font-style: normal; font-weight: 700; font-display: swap; src: url(../fonts/barlow-condensed-700-latin-ext-CwuXbfVR.woff2) format("woff2"); unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "Manrope"; font-style: normal; font-weight: 200 800; font-display: swap; src: url(../fonts/manrope-latin-DHIcAJRg.woff2) format("woff2"); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "Manrope"; font-style: normal; font-weight: 200 800; font-display: swap; src: url(../fonts/manrope-latin-ext-Ch3YOpNY.woff2) format("woff2"); unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }

:root {
    /* The approved Optimal Drive palette (proposal: theme tokens). No other brand colour. */
    --od-yellow: #ffd400;
    --od-ink: #11161b;
    --od-deep: #141b22;
    --od-deep-soft: #202830;
    --od-ink-soft: #4a5460;
    --od-white: #ffffff;
    /* Neutrals derived from the ink (transparency only). */
    --od-line-dark: rgba(255, 255, 255, .14);
    --od-line-light: rgba(17, 22, 27, .12);
    --od-muted-dark: rgba(255, 255, 255, .66);
    --od-paper: #f4f5f6;

    --font-display: "Barlow Condensed", "Arial Narrow", sans-serif;
    --font-text: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
    --ease-out: cubic-bezier(.16, 1, .3, 1);
    --ease-in-out: cubic-bezier(.65, 0, .35, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; font-family: var(--font-text); line-height: 1.55; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; color: inherit; }
button { cursor: pointer; }
:focus-visible { outline: 2px solid var(--od-yellow); outline-offset: 3px; }
.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; }

/* "DEMO" markers: every demonstrative value says so. */
.demo-tag { display: inline-flex; align-items: center; gap: 4px; padding: 2px 7px; border-radius: 999px; font: 700 10px/1.4 var(--font-text); letter-spacing: .08em; text-transform: uppercase; background: rgba(255, 212, 0, .16); color: inherit; border: 1px solid rgba(255, 212, 0, .55); vertical-align: middle; }
.demo-note { font-size: 12px; opacity: .72; }

/* The concept switcher (fixed, bottom-left): back to the comparison and between A / B / C. */
.concept-bar { position: fixed; left: 16px; bottom: 16px; z-index: 900; display: flex; align-items: center; gap: 4px; padding: 5px; border-radius: 999px; background: rgba(17, 22, 27, .86); backdrop-filter: blur(10px); box-shadow: 0 10px 30px rgba(0, 0, 0, .25); font: 600 12px/1 var(--font-text); }
.concept-bar a { padding: 8px 12px; border-radius: 999px; color: #fff; }
.concept-bar a[aria-current="page"] { background: var(--od-yellow); color: var(--od-ink); }
.concept-bar a:hover:not([aria-current]) { background: rgba(255, 255, 255, .12); }

/* Reveal on scroll (assets/shared/motion.js); nothing moves with reduced motion. */
[data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity .9s var(--ease-out), transform .9s var(--ease-out); transition-delay: var(--delay, 0s); }
[data-reveal].is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; transition-delay: 0s !important; }
    [data-reveal] { opacity: 1; transform: none; }
}
h1, h2, h3 { text-wrap: balance; }