/* RolloutDesk — styles.css v2 (generated by tools/redesign-rollout/work/13-rolloutdesk/build.py; edit design.css there) */
/* Self-hosted webfonts — added 2026-09-21 so every visitor sees the same
   typography regardless of OS. Downloaded from Google Fonts (OFL), served locally:
   no third-party request at runtime. Previously these stacks led with macOS-only
   faces, which fell back to defaults on Windows/Android. */
@font-face {
  font-family: 'Carlito';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/carlito-400-latin-ext.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: 'Carlito';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/carlito-400-latin.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: 'Carlito';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('/fonts/carlito-700-latin-ext.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: 'Carlito';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('/fonts/carlito-700-latin.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: 'Rosario';
  font-style: normal;
  font-weight: 500 700;
  font-display: swap;
  src: url('/fonts/rosario-var-latin.woff2') format('woff2');
}

/* RolloutDesk v2 — "the rollout board". Bright white ground, stacked chapter bands joined by a dotted
   rollout rail, flat rounded laptops, IT blue + green checks. Display: Rosario (lining figures forced —
   its default old-style 0 reads as "o"). Body: Carlito. Measured contrast: DESIGN.md / contrast.py. */
:root {
  --ink: #172335; --soft: #475872; --blue: #1C5FD6; --blued: #143F96; --skyl: #D6E5FE; --skyxl: #E9F1FF;
  --tint: #F3F7FF; --green: #1F9D55; --greent: #157A40; --greenl: #DDF4E6; --greenxl: #EEF9F2;
  --ambert: #8A4F00; --amberl: #FFF3DC; --line: #DCE6F5; --line2: #C3D4F0; --code: #132036; --codeink: #E4ECF8;
  --display: 'Rosario', Candara, 'Segoe UI', sans-serif;
  --body: 'Carlito', Candara, 'Segoe UI', -apple-system, sans-serif;
  --mono: 'Cascadia Code', Menlo, Consolas, monospace;
  --r: 20px; --rl: 28px; --pad: clamp(2.3rem, 4.5vw, 3.6rem);
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
/* Rosario's default figures are old-style (0 reads as "o"); lining figures are set here and re-applied
   after every font shorthand by build.py (the shorthand resets font-variant-numeric). */
body, svg text { font-variant-numeric: lining-nums; }
body { margin: 0; font: 400 1.15rem/1.62 var(--body); font-variant-numeric: lining-nums; color: var(--ink); background: #fff; overflow-wrap: break-word; }
img { max-width: 100%; height: auto; }
a { color: var(--blue); text-decoration-thickness: 1px; text-underline-offset: .18em; }
a:hover { color: var(--blued); text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; border-radius: 6px; }
h1, h2, h3 { font-family: var(--display); font-weight: 700; line-height: 1.18; color: var(--ink); letter-spacing: -.01em; font-variant-numeric: lining-nums; }
h1 { font-size: clamp(2.15rem, 1.35rem + 3.1vw, 3.5rem); margin: .35rem 0 .75rem; letter-spacing: -.022em; }
h2 { font-size: clamp(1.5rem, 1.18rem + 1.25vw, 2.05rem); margin: 0 0 .85rem; }
h3 { font-size: 1.24rem; margin: 1.7rem 0 .45rem; }
p, ul, ol { margin: 0 0 1.05rem; }
li { margin-bottom: .42rem; }
code { font-family: var(--mono); font-size: .84em; background: var(--skyxl); color: var(--blued); padding: .08em .38em; border-radius: 6px; overflow-wrap: anywhere; }
code.rd-nw { white-space: nowrap; overflow-wrap: normal; }
.rd-ico { width: 1.2em; height: 1.2em; flex: none; vertical-align: -.2em; }
.rd-skip { position: absolute; left: .75rem; top: -4rem; z-index: 50; background: var(--blue); color: #fff; padding: .7rem 1rem; border-radius: 12px; font: 700 1rem var(--display); font-variant-numeric: lining-nums; }
.rd-skip:focus { top: .75rem; color: #fff; }

/* ---------------------------------------------------------------- header + menu */
.rd-top { background: #fff; border-bottom: 2px solid var(--line); position: relative; z-index: 20; }
.rd-top-in { max-width: 76rem; margin: 0 auto; padding: .6rem 1.1rem; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .6rem 1rem; }
.rd-brand { display: inline-flex; align-items: center; gap: .65rem; text-decoration: none; color: var(--ink); min-height: 48px; }
.rd-brand:hover { color: var(--ink); }
.rd-logo-mark { width: 2.5rem; height: 2.5rem; flex: none; }
.rd-brand-word { display: block; font: 700 1.38rem/1.05 var(--display); font-variant-numeric: lining-nums; letter-spacing: -.01em; }
.rd-brand-word b { color: var(--blue); }
.rd-brand-tag { display: block; font: 400 .84rem/1.25 var(--body); font-variant-numeric: lining-nums; color: var(--soft); margin-top: .15rem; }
.rd-menu-btn { display: none; align-items: center; gap: .5rem; min-height: 48px; padding: 0 1.1rem; border-radius: 999px; border: 2px solid var(--blue); background: #fff; color: var(--blued); font: 700 1rem var(--display); font-variant-numeric: lining-nums; cursor: pointer; }
.rd-menu-btn .rd-ico { width: 1.25rem; height: 1.25rem; }
.rd-menu-btn .rd-ico-close { display: none; }
.rd-menu-btn[aria-expanded="true"] { background: var(--blue); color: #fff; }
.rd-menu-btn[aria-expanded="true"] .rd-ico-open { display: none; }
.rd-menu-btn[aria-expanded="true"] .rd-ico-close { display: inline; }
.rd-nav { display: flex; gap: .25rem; }
.rd-nav a { display: inline-flex; align-items: center; gap: .45rem; min-height: 44px; padding: 0 .85rem; border-radius: 999px; color: var(--ink); text-decoration: none; font: 700 1rem var(--display); font-variant-numeric: lining-nums; white-space: nowrap; }
.rd-nav a .rd-ico { color: var(--blue); }
.rd-nav a:hover { background: var(--tint); color: var(--blued); }
.rd-nav a[aria-current="page"] { background: var(--skyl); color: var(--blued); }
@media (max-width: 959px) {
  /* without JS: the links become one swipeable row under the logo */
  .rd-nav { flex-basis: 100%; overflow-x: auto; padding-bottom: .3rem; scrollbar-width: thin; }
  .rd-js .rd-menu-btn { display: inline-flex; }
  .rd-js .rd-nav { display: none; }
  .rd-js .rd-nav.rd-open { display: grid; grid-template-columns: 1fr 1fr; gap: .35rem; position: absolute; left: .75rem; right: .75rem; top: calc(100% + .5rem);
    background: #fff; border: 2px solid var(--line); border-radius: 24px; padding: .7rem; box-shadow: 0 22px 44px -18px rgba(23, 35, 53, .38); overflow: visible; }
  .rd-js .rd-nav.rd-open a { min-height: 52px; background: var(--tint); border-radius: 16px; }
  .rd-js .rd-nav.rd-open a[aria-current="page"] { background: var(--skyl); }
}
@media (max-width: 380px) { .rd-brand-tag { display: none; } }

/* ---------------------------------------------------------------- bands */
.rd-band { padding: var(--pad) 1.1rem; position: relative; }
.rd-band--t { background: var(--tint); }
.rd-ch { max-width: 50rem; margin: 0 auto; display: grid; grid-template-columns: 4rem minmax(0, 1fr); gap: 0 1.6rem; }
.rd-ch-num { position: relative; }
.rd-ch-num span { display: grid; place-items: center; width: 3.3rem; height: 3.3rem; border-radius: 18px; background: var(--blue); color: #fff; font: 700 1.2rem/1 var(--display); font-variant-numeric: lining-nums; box-shadow: 0 0 0 5px #fff; }
.rd-band--t .rd-ch-num span { box-shadow: 0 0 0 5px var(--tint); }
.rd-ch-num::after { content: ""; position: absolute; left: 1.55rem; top: 4rem; bottom: calc(-2 * var(--pad) + .2rem); border-left: 3px dotted var(--line2); }
.rd-ch--last .rd-ch-num::after { display: none; }
.rd-ch--plain { grid-template-columns: minmax(0, 1fr); max-width: 50rem; }
.rd-ch-body > :last-child { margin-bottom: 0; }
.rd-ch-body > h2:first-child { padding-top: .35rem; }
@media (max-width: 719px) {
  .rd-ch { grid-template-columns: minmax(0, 1fr); position: relative; }
  .rd-ch-num { position: absolute; left: 0; top: 0; }
  .rd-ch-num span { width: 2.5rem; height: 2.5rem; border-radius: 13px; font-size: 1rem; }
  .rd-ch-num::after { display: none; }
  .rd-ch-body > h2:first-child { padding: .1rem 0 0 3.25rem; min-height: 2.5rem; }
}

/* ---------------------------------------------------------------- heroes */
.rd-hero { padding: clamp(1.6rem, 4vw, 3.4rem) 1.1rem clamp(2rem, 4vw, 3.2rem); }
.rd-hero-in { max-width: 76rem; margin: 0 auto; display: grid; gap: 0 3rem; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  grid-template-areas: "kick art" "h1 art" "by art" "act art" "lede art" ". art"; align-items: start; }
.rd-hero-in > * { min-width: 0; }
.rd-kicker { grid-area: kick; display: inline-flex; align-items: center; gap: .5rem; justify-self: start; margin: 0 0 .4rem; padding: .35rem .85rem .35rem .45rem;
  border-radius: 999px; background: var(--greenl); color: var(--greent); font: 700 .92rem/1.3 var(--display); font-variant-numeric: lining-nums; }
.rd-kicker .rd-ico { width: 1.5rem; height: 1.5rem; padding: .22rem; border-radius: 50%; background: var(--greent); color: #fff; }
.rd-kicker a { color: var(--greent); }
.rd-hero-in h1 { grid-area: h1; }
.rd-byline { grid-area: by; font-size: .98rem; color: var(--soft); margin: 0 0 1.1rem; }
.rd-lede { grid-area: lede; font-size: 1.2rem; line-height: 1.6; color: var(--ink); }
.rd-hero-art { grid-area: art; margin: 0; }
.rd-hero-art img { display: block; width: 100%; aspect-ratio: 480 / 300; border-radius: var(--rl); }
.rd-actions { grid-area: act; display: flex; flex-wrap: wrap; gap: .65rem; margin: 0 0 1.3rem; }
.rd-hero--home .rd-hero-in { align-items: center; }
.rd-hero--home h1 { font-size: clamp(2.3rem, 1.3rem + 3.6vw, 3.9rem); }
.rd-board { display: block; width: 100%; height: auto; }
.rd-board--tall { display: none; }
.rd-t-h { font-family: var(--display); font-weight: 700; fill: var(--ink); font-variant-numeric: lining-nums; }
.rd-t-tag { font-family: var(--display); font-weight: 700; font-variant-numeric: lining-nums; }
.rd-t-s { font-family: var(--body); fill: var(--soft); }
.rd-t-b { font-family: var(--body); fill: var(--ink); }
@media (max-width: 899px) {
  .rd-hero-in { grid-template-columns: minmax(0, 1fr); grid-template-areas: "kick" "h1" "art" "act" "by" "lede"; }
  .rd-hero-art { margin: .3rem 0 1.2rem; }
  .rd-hero-art img { max-height: 15rem; object-fit: cover; }
}
@media (max-width: 599px) {
  .rd-board--wide { display: none; }
  .rd-board--tall { display: block; max-width: 26rem; margin: 0 auto; }
  .rd-actions .rd-btn { width: 100%; justify-content: center; }
}

/* ---------------------------------------------------------------- buttons */
.rd-btn { display: inline-flex; align-items: center; gap: .55rem; min-height: 50px; padding: .7rem 1.45rem; border-radius: 999px; background: var(--blue); color: #fff;
  font: 700 1.06rem/1.2 var(--display); font-variant-numeric: lining-nums; text-decoration: none; border: 2px solid var(--blue); }
.rd-btn:hover { background: var(--blued); border-color: var(--blued); color: #fff; }
.rd-btn .rd-ico { width: 1.25rem; height: 1.25rem; }
.rd-btn--ghost { background: #fff; color: var(--blued); }
.rd-btn--ghost:hover { background: var(--skyxl); color: var(--blued); }

/* ---------------------------------------------------------------- body components */
.rd-panel { background: #fff; border: 2px solid var(--line); border-radius: var(--r); padding: 1.2rem 1.35rem; margin: 1.4rem 0; }
.rd-band--t .rd-panel, .rd-band--t .rd-fig { border-color: #fff; box-shadow: 0 14px 30px -24px rgba(23, 35, 53, .45); }
.rd-panel > :first-child { margin-top: 0; }
.rd-panel > :last-child { margin-bottom: 0; }
.rd-panel h2 { font-size: 1.3rem; }
.rd-panel-art { display: block; width: 100%; aspect-ratio: 480 / 300; border-radius: 16px; margin: 0 0 1rem; }
.rd-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); gap: 1rem; margin: 1.4rem 0; }
.rd-grid .rd-panel { margin: 0; }
.rd-grid--stack { grid-template-columns: minmax(0, 1fr); }
.rd-grid--two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.rd-grid--three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
@media (max-width: 719px) { .rd-grid--two, .rd-grid--three { grid-template-columns: minmax(0, 1fr); } }
.rd-grid--layers { grid-template-columns: minmax(0, 1fr); }
.rd-grid--layers .rd-panel { display: grid; grid-template-columns: minmax(0, 12.5rem) minmax(0, 1fr); column-gap: 1.3rem; align-content: start; }
.rd-grid--layers .rd-panel > :not(.rd-panel-art) { grid-column: 2; }
.rd-grid--layers .rd-panel-art { grid-row: 1 / span 3; margin: 0; }
.rd-grid--layers .rd-panel h3 { margin-top: .2rem; }
@media (max-width: 639px) { .rd-grid--layers .rd-panel { grid-template-columns: minmax(0, 1fr); } .rd-grid--layers .rd-panel > :not(.rd-panel-art) { grid-column: 1; } .rd-grid--layers .rd-panel-art { grid-row: auto; margin-bottom: .9rem; max-height: 12rem; object-fit: cover; } }
.rd-step { border-color: #BFE5CD; }
.rd-band--t .rd-step { border-color: #BFE5CD; }
.rd-step h3, .rd-step h2 { display: flex; align-items: center; gap: .55rem; }
.rd-step ul { list-style: none; padding: 0; }
.rd-step ul li { position: relative; padding-left: 2.1rem; }
.rd-step ul li::before { content: ""; position: absolute; left: 0; top: .18em; width: 1.35rem; height: 1.35rem; border-radius: 50%;
  background: var(--green) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5.5 12.5l4 4 9-9.5'/%3E%3C/svg%3E") center / 72% no-repeat; }
.rd-ch-body ol:not([class]), .rd-hero-in ol:not([class]), .rd-panel ol:not([class]) { list-style: none; padding: 0; counter-reset: rdn; }
ol:not([class]) > li { counter-increment: rdn; position: relative; padding-left: 2.7rem; margin-bottom: .7rem; }
ol:not([class]) > li::before { content: counter(rdn); position: absolute; left: 0; top: .02em; width: 1.9rem; height: 1.9rem; border-radius: 50%;
  background: var(--skyl); color: var(--blued); font: 700 .98rem/1.9rem var(--display); font-variant-numeric: lining-nums; text-align: center; font-variant-numeric: lining-nums; }
.rd-step ol:not([class]) > li::before { background: var(--greent); color: #fff; }
ul:not([class]) > li::marker { color: var(--blue); }
.rd-warn, .rd-verified { position: relative; border-radius: var(--r); padding: 1rem 1.2rem 1rem 3.6rem; margin: 1.3rem 0; }
.rd-warn { background: var(--amberl); border: 2px solid #F0D49C; }
.rd-verified { background: var(--greenxl); border: 2px solid #C5E8D2; font-size: 1.02rem; }
.rd-warn > p:last-child, .rd-verified > p:last-child { margin-bottom: 0; }
.rd-note-ico { position: absolute; left: 1rem; top: 1rem; display: grid; place-items: center; width: 1.9rem; height: 1.9rem; border-radius: 10px; }
.rd-note-ico .rd-ico { width: 1.25rem; height: 1.25rem; }
.rd-warn .rd-note-ico { background: #fff; color: var(--ambert); }
.rd-verified .rd-note-ico { background: #fff; color: var(--greent); }
.rd-noaff { position: relative; padding: .8rem 1rem .8rem 3.3rem; border-radius: 16px; background: var(--tint); color: var(--soft); font-size: 1rem; }
.rd-band--t .rd-noaff { background: #fff; }
.rd-noaff .rd-note-ico { left: .8rem; top: .75rem; background: transparent; color: var(--soft); }
.rd-pill { display: inline-block; font: 700 .78rem/1.5 var(--display); font-variant-numeric: lining-nums; padding: .1rem .6rem; border-radius: 999px; background: var(--greenl); color: var(--greent); margin-left: .3rem; white-space: nowrap; vertical-align: .15em; }

/* tables: rounded, and labelled cards on phones */
.rd-tbl { overflow-x: auto; margin: 1.3rem 0; border-radius: var(--r); }
.rd-tbl .rd-scroll { margin: 0; }
table { width: 100%; border-collapse: separate; border-spacing: 0; font-size: 1rem; line-height: 1.5; background: #fff; border: 2px solid var(--line); border-radius: var(--r); overflow: hidden; }
th { background: var(--skyxl); color: var(--blued); font: 700 .96rem/1.35 var(--display); font-variant-numeric: lining-nums; text-align: left; padding: .75rem .9rem; border-bottom: 2px solid var(--line); vertical-align: bottom; }
td { padding: .72rem .9rem; border-bottom: 1px solid var(--line); vertical-align: top; }
tbody tr:last-child td { border-bottom: 0; }
th + th, td + td { border-left: 1px solid var(--line); }
td:first-child { font-weight: 700; }
@media (max-width: 639px) {
  table, tbody, tr, td { display: block; width: 100%; }
  table { border: 0; background: transparent; overflow: visible; }
  thead { display: none; }
  tbody tr { background: #fff; border: 2px solid var(--line); border-radius: 18px; margin-bottom: .75rem; padding: .35rem .2rem; }
  td { border: 0 !important; padding: .4rem .85rem; }
  td::before { content: attr(data-label); display: block; font: 700 .78rem/1.4 var(--display); font-variant-numeric: lining-nums; color: var(--soft); letter-spacing: .04em; text-transform: uppercase; }
  td:first-child { font-family: var(--display); font-size: 1.05rem; }
}

/* code windows */
.rd-code { margin: 1.3rem 0; border-radius: 18px; background: var(--code); overflow: hidden; }
.rd-code-bar { display: flex; align-items: center; gap: .5rem; margin: 0; padding: .55rem 1rem; background: #1D2F4E; color: #CFE0FD; font: 700 .88rem/1.3 var(--display); font-variant-numeric: lining-nums; }
.rd-code-bar .rd-ico { color: #8FB4F9; }
.rd-code pre { margin: 0; padding: 1rem 1.1rem 1.1rem; overflow-x: auto; color: var(--codeink); font: .9rem/1.62 var(--mono); font-variant-numeric: lining-nums; tab-size: 2; }
.rd-code pre code { background: none; color: inherit; padding: 0; font-size: inherit; overflow-wrap: normal; }

/* CTA */
.rd-band--cta { padding-top: 0; }
.rd-cta { max-width: 50rem; margin: 0 auto; display: grid; grid-template-columns: minmax(0, 14rem) minmax(0, 1fr); gap: 1.3rem 1.6rem; align-items: center;
  background: var(--greenxl); border: 2px solid #BFE5CD; border-radius: var(--rl); padding: 1.5rem; }
.rd-cta-art img { display: block; width: 100%; aspect-ratio: 480 / 300; border-radius: 18px; }
.rd-cta-body h2 { font-size: 1.55rem; margin: 0 0 .6rem; }
.rd-cta-body > p { margin-bottom: .8rem; }
.rd-cta-body .rd-disclosure { font-size: .92rem; color: var(--soft); margin: .9rem 0 0; line-height: 1.5; }
@media (max-width: 679px) {
  .rd-cta { grid-template-columns: minmax(0, 1fr); padding: 1.2rem; }
  .rd-cta-art img { max-height: 11rem; object-fit: cover; }
  .rd-cta .rd-btn { width: 100%; justify-content: center; }
}

/* blog card */
.rd-postcard { display: grid; grid-template-columns: minmax(0, 13rem) minmax(0, 1fr); gap: 1.2rem; text-decoration: none; color: inherit; align-items: center; }
.rd-postcard img { display: block; width: 100%; aspect-ratio: 480 / 300; border-radius: 16px; }
.rd-postcard h3 { margin-top: 0; color: var(--blue); }
.rd-postcard:hover h3 { color: var(--blued); text-decoration: underline; }
.rd-postmeta { font-size: .95rem; color: var(--soft); }
@media (max-width: 599px) { .rd-postcard { grid-template-columns: minmax(0, 1fr); } }

/* ---------------------------------------------------------------- figures */
.rd-fig { margin: 1.7rem 0; background: #fff; border: 2px solid var(--line); border-radius: var(--rl); padding: 1.25rem 1.3rem 1.15rem; }
.rd-fig-title { display: flex; align-items: center; gap: .6rem; font: 700 1.1rem/1.3 var(--display); font-variant-numeric: lining-nums; margin: 0 0 1.05rem; color: var(--ink); }
.rd-fig-title .rd-ico { width: 2.1rem; height: 2.1rem; padding: .38rem; background: var(--skyl); color: var(--blued); border-radius: 11px; }
.rd-fig figcaption { margin-top: 1rem; font-size: .96rem; color: var(--soft); line-height: 1.5; }
.rd-fig-note { display: flex; gap: .6rem; align-items: flex-start; margin: 1rem 0 0; padding: .75rem .9rem; background: var(--tint); border-radius: 14px; font-size: 1rem; line-height: 1.45; }
.rd-fig-note .rd-ico { color: var(--blue); margin-top: .1rem; }
.rd-fig-note--warn { background: var(--amberl); }
.rd-fig-note--warn .rd-ico { color: var(--ambert); }
.rd-chip { display: inline-flex; align-items: center; gap: .35rem; max-width: 100%; padding: .4rem .8rem; border-radius: 14px; background: #fff; border: 2px solid var(--line); font-size: .97rem; line-height: 1.3; }
.rd-chip small { color: var(--soft); font-size: .86rem; }
.rd-chip--ok { background: var(--greenl); border-color: #BFE5CD; color: var(--greent); font-weight: 700; font-family: var(--display); }
.rd-chip--ok .rd-ico { width: 1.05rem; height: 1.05rem; }
.rd-chain-arrow { display: inline-flex; color: var(--blue); }
.rd-chain-u { display: inline-flex; align-items: center; gap: .4rem; max-width: 100%; }
.rd-chain-arrow .rd-ico { width: 1.15rem; height: 1.15rem; }

/* three slabs */
.rd-stack { list-style: none; padding: 0; margin: 0; display: grid; gap: .6rem; }
.rd-slab { display: grid; grid-template-columns: auto minmax(0, 1fr) minmax(0, 14rem); gap: .9rem; align-items: center; padding: .85rem 1rem; border-radius: 18px; margin: 0; }
.rd-slab:nth-child(2) { margin-left: 1.3rem; }
.rd-slab:nth-child(3) { margin-left: 2.6rem; }
.rd-slab--green { background: var(--greenxl); border: 2px solid #C5E8D2; }
.rd-slab--blue { background: var(--skyxl); border: 2px solid var(--skyl); }
.rd-slab--sky { background: var(--tint); border: 2px solid var(--line); }
.rd-slab-n .rd-ico { width: 2.6rem; height: 2.6rem; padding: .5rem; border-radius: 14px; background: #fff; color: var(--blue); }
.rd-slab-t b { display: block; font: 700 1.05rem/1.3 var(--display); font-variant-numeric: lining-nums; }
.rd-slab-t span { font-size: .95rem; color: var(--soft); line-height: 1.4; }
.rd-slab-cost { font: 700 .98rem/1.35 var(--display); font-variant-numeric: lining-nums; }
.rd-slab-cost small { display: block; font: 700 .74rem var(--display); font-variant-numeric: lining-nums; text-transform: uppercase; letter-spacing: .08em; color: var(--soft); }
@media (max-width: 639px) {
  .rd-slab { grid-template-columns: auto minmax(0, 1fr); }
  .rd-slab:nth-child(n) { margin-left: 0; }
  .rd-slab-cost { grid-column: 1 / -1; padding-top: .5rem; border-top: 2px solid rgba(255, 255, 255, .9); }
}

/* six questions + score scale */
.rd-qs { list-style: none; padding: 0; margin: 0 0 1rem; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .5rem; }
.rd-qs li { display: flex; align-items: center; gap: .55rem; margin: 0; padding: .55rem .7rem; border-radius: 14px; background: var(--tint); font-size: .98rem; line-height: 1.3; }
.rd-q-box { display: grid; place-items: center; width: 1.55rem; height: 1.55rem; border-radius: 8px; border: 2px solid var(--blue); color: var(--blue); flex: none; }
.rd-q-box .rd-ico { width: 1rem; height: 1rem; }
.rd-scale { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 4px; margin: 0 0 .6rem; }
.rd-sc { height: 2.3rem; display: grid; place-items: center; font: 700 1rem var(--display); font-variant-numeric: lining-nums; border-radius: 8px; }
.rd-sc:first-child { border-radius: 14px 8px 8px 14px; }
.rd-sc:last-child { border-radius: 8px 14px 14px 8px; }
.rd-sc--stop { background: #E7ECF4; color: var(--soft); }
.rd-sc--go { background: var(--greenl); color: var(--greent); }
.rd-zones { display: grid; grid-template-columns: 3fr 4fr; gap: .6rem; }
.rd-zone { margin: 0; font-size: .96rem; line-height: 1.4; padding: .65rem .85rem; border-radius: 14px; }
.rd-zone b { display: block; font-family: var(--display); }
.rd-zone--stop { background: #F1F4F9; }
.rd-zone--go { background: var(--greenxl); }
.rd-zone--go b { color: var(--greent); }
@media (max-width: 639px) { .rd-qs { grid-template-columns: repeat(2, minmax(0, 1fr)); } .rd-zones { grid-template-columns: minmax(0, 1fr); } }

/* lanes: one road per platform */
.rd-lanes { display: grid; gap: .6rem; }
.rd-lane { display: grid; grid-template-columns: 10.5rem minmax(0, 1fr); gap: .8rem; align-items: center; padding: .75rem .8rem; background: var(--tint); border-radius: 18px; }
.rd-lane-label { margin: 0; display: flex; gap: .5rem; align-items: center; font: 700 1rem/1.3 var(--display); font-variant-numeric: lining-nums; }
.rd-lane-label .rd-ico { color: var(--blue); }
.rd-chain { margin: 0; display: flex; flex-wrap: wrap; gap: .4rem; align-items: center; }
@media (max-width: 639px) { .rd-lane { grid-template-columns: minmax(0, 1fr); gap: .5rem; } }

/* track: a numbered route, horizontal on wide screens */
.rd-track { list-style: none; padding: 0; margin: 0; position: relative; display: grid; gap: .9rem; }
.rd-track::before { content: ""; position: absolute; left: 1.33rem; top: 1.4rem; bottom: 1.4rem; width: 4px; border-radius: 2px;
  background: repeating-linear-gradient(180deg, var(--line2) 0 9px, transparent 9px 15px); }
.rd-tk { position: relative; margin: 0; display: grid; grid-template-columns: 2.9rem minmax(0, 1fr); column-gap: .9rem; align-content: start; }
.rd-tk-dot { grid-row: 1 / span 3; width: 2.9rem; height: 2.9rem; border-radius: 16px; display: grid; place-items: center; background: var(--blue); color: #fff; position: relative; z-index: 1; }
.rd-tk-dot .rd-ico { width: 1.45rem; height: 1.45rem; }
.rd-tk--ok .rd-tk-dot { background: var(--greent); }
.rd-tk--wait .rd-tk-dot { background: #fff; color: var(--soft); border: 2px solid var(--line2); }
.rd-tk-label { font: 700 .8rem/1.35 var(--display); font-variant-numeric: lining-nums; text-transform: uppercase; letter-spacing: .06em; color: var(--blue); padding-top: .1rem; }
.rd-tk--ok .rd-tk-label { color: var(--greent); }
.rd-tk--wait .rd-tk-label { color: var(--soft); }
.rd-tk-title { font: 700 1.02rem/1.3 var(--display); font-variant-numeric: lining-nums; }
.rd-tk-sub { font-size: .94rem; color: var(--soft); line-height: 1.4; margin-top: .15rem; }
@media (min-width: 900px) {
  .rd-track { grid-template-columns: repeat(var(--n), minmax(0, 1fr)); gap: .9rem; }
  .rd-track::before { left: 1.45rem; right: calc((100% - (var(--n) - 1) * .9rem) / var(--n) - 1.45rem); top: 1.33rem; bottom: auto; width: auto; height: 4px;
    background: repeating-linear-gradient(90deg, var(--line2) 0 9px, transparent 9px 15px); }
  .rd-tk { grid-template-columns: minmax(0, 1fr); }
  .rd-tk-dot { grid-row: auto; margin-bottom: .55rem; }
  .rd-fig--track .rd-track, .rd-fig--rings .rd-track { padding-top: .1rem; }
}

/* bars */
.rd-bars { display: grid; gap: .6rem; }
.rd-br { display: grid; grid-template-columns: minmax(0, 12rem) minmax(0, 1fr) minmax(0, 9.5rem); gap: .8rem; align-items: center; }
.rd-br-label { font: 700 .96rem/1.3 var(--display); font-variant-numeric: lining-nums; }
.rd-br-track { position: relative; height: 1.7rem; background: #EDF2F9; border-radius: 999px; overflow: hidden; }
.rd-br-bar { position: absolute; left: 0; top: 0; bottom: 0; border-radius: 999px; }
.rd-br--solid { background: var(--blue); }
.rd-br--green { background: var(--green); }
.rd-br--ghost { background: repeating-linear-gradient(135deg, #C4D7FA 0 6px, #EAF1FE 6px 12px); box-shadow: inset 0 0 0 2px var(--blue); }
.rd-br-val { font: 700 1.02rem/1.25 var(--display); font-variant-numeric: lining-nums; text-align: right; }
.rd-br-val small { display: block; font: 400 .82rem/1.3 var(--body); font-variant-numeric: lining-nums; color: var(--soft); }
.rd-br--na .rd-br-track { background: transparent; border: 2px dashed var(--line2); display: flex; align-items: center; height: auto; min-height: 1.7rem; padding: .15rem .8rem; }
.rd-br-quote { font-size: .88rem; color: var(--soft); line-height: 1.3; }
.rd-legend { display: flex; flex-wrap: wrap; gap: .4rem 1.3rem; font-size: .93rem; color: var(--soft); margin: 0 0 .9rem; }
.rd-key { display: inline-block; width: 1.7rem; height: .85rem; border-radius: 999px; vertical-align: -.05em; margin-right: .45rem; }
.rd-key--solid { background: var(--blue); }
.rd-key--ghost { background: repeating-linear-gradient(135deg, #C4D7FA 0 5px, #EAF1FE 5px 10px); box-shadow: inset 0 0 0 2px var(--blue); }
.rd-mult { display: grid; grid-template-columns: minmax(0, 1fr); gap: 1.3rem; }
.rd-mult-h { font: 700 1.05rem var(--display); font-variant-numeric: lining-nums; margin: 0 0 .55rem; }
.rd-mult .rd-br, .rd-bars--pair .rd-br { grid-template-columns: minmax(0, 6.2rem) minmax(0, 1fr) minmax(0, 10rem); }
@media (max-width: 639px) {
  .rd-br, .rd-mult .rd-br, .rd-bars--pair .rd-br { grid-template-columns: minmax(0, 1fr) auto; gap: .25rem .6rem; }
  .rd-br-track { grid-column: 1 / -1; grid-row: 2; }
  .rd-br { padding-bottom: .35rem; }
}

/* fleet of seats */
.rd-seats { display: grid; grid-template-columns: repeat(10, minmax(0, 1fr)); gap: .45rem .55rem; }
.rd-lapi { display: block; width: 100%; height: auto; }
.rd-idle { opacity: .5; }
@media (max-width: 639px) { .rd-seats { grid-template-columns: repeat(5, minmax(0, 1fr)); } }
.rd-eq { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; margin: 0; }
.rd-eq .rd-chip { flex-direction: column; align-items: flex-start; gap: .1rem; border-radius: 16px; font: 700 1.2rem/1.2 var(--display); font-variant-numeric: lining-nums; padding: .6rem .9rem; }
.rd-eq .rd-chip small { font: 400 .84rem/1.3 var(--body); font-variant-numeric: lining-nums; color: var(--soft); }

/* forks, paths, cases, tiers, levers, dial, model */
.rd-fork-q { display: flex; gap: .6rem; align-items: center; margin: 0 0 .9rem; padding: .8rem 1rem; background: var(--skyxl); border-radius: 16px; font: 700 1.02rem/1.35 var(--display); font-variant-numeric: lining-nums; }
.rd-fork-q .rd-ico { color: var(--blue); }
.rd-fork-opts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .7rem; }
.rd-fork-opts--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.rd-opt { border: 2px solid var(--line); border-radius: 18px; padding: .9rem 1rem; background: #fff; }
.rd-opt p { margin: 0 0 .35rem; font-size: .97rem; line-height: 1.45; }
.rd-opt p:last-child { margin: 0; }
.rd-opt-tag { display: flex; gap: .35rem; align-items: center; font: 700 .78rem/1.3 var(--display) !important; font-variant-numeric: lining-nums; text-transform: uppercase; letter-spacing: .06em; color: var(--soft); }
.rd-opt-t { font: 700 1.12rem/1.3 var(--display) !important; font-variant-numeric: lining-nums; }
.rd-opt--pick { border-color: var(--green); background: var(--greenxl); }
.rd-opt--pick .rd-opt-tag { color: var(--greent); }
.rd-opt--alt { border-style: dashed; border-color: var(--line2); }
.rd-duo { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .7rem; }
.rd-path { border: 2px solid var(--line); border-radius: 18px; padding: .9rem 1rem; }
.rd-path p { margin: 0 0 .4rem; font-size: .96rem; line-height: 1.45; }
.rd-path p:last-child { margin: 0; }
.rd-path-src { display: flex; gap: .45rem; align-items: center; font: 700 .92rem/1.3 var(--display) !important; font-variant-numeric: lining-nums; color: var(--soft); }
.rd-path-src .rd-ico { color: var(--blue); }
.rd-path--ok { border-color: var(--green); background: var(--greenxl); }
.rd-cases { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .6rem; }
.rd-case { display: flex; flex-direction: column; gap: .4rem; padding: .85rem .95rem; border-radius: 16px; background: var(--tint); margin: 0; }
.rd-case-when { font: 700 1rem var(--display); font-variant-numeric: lining-nums; }
.rd-case code { align-self: flex-start; }
.rd-case-res { display: flex; gap: .4rem; align-items: flex-start; font-size: .96rem; line-height: 1.4; color: var(--greent); font-weight: 700; }
.rd-case-res .rd-ico { margin-top: .1rem; }
.rd-case--warn { background: var(--amberl); }
.rd-case--warn .rd-case-res { color: var(--ambert); }
.rd-case--warn code { background: #fff; }
.rd-gate { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .6rem; }
.rd-tier { border: 2px solid var(--line); border-radius: 18px; padding: .9rem 1rem; }
.rd-tier--on { border-color: var(--green); background: var(--greenxl); }
.rd-tier-n { font: 700 1.12rem var(--display); font-variant-numeric: lining-nums; margin: 0; }
.rd-tier-p { font-size: .93rem; color: var(--soft); margin: 0 0 .55rem; }
.rd-tier ul { list-style: none; padding: 0; margin: 0; }
.rd-tier li { display: flex; gap: .45rem; align-items: center; flex-wrap: wrap; margin: .25rem 0; font-size: .97rem; }
.rd-tier li small { color: var(--soft); }
.rd-tier .rd-ico { color: var(--greent); }
.rd-tier use[href="#rd-i-close"] { color: #7B889C; }
.rd-grps { list-style: none; padding: 0; margin: 0; display: grid; gap: .55rem; }
.rd-grp { display: grid; grid-template-columns: minmax(0, 15.5rem) minmax(0, 1fr) auto; gap: .8rem; align-items: center; padding: .6rem .85rem; background: var(--tint); border-radius: 16px; margin: 0; }
.rd-grp code { font-size: .88rem; justify-self: start; }
.rd-grp-laps { display: flex; gap: .3rem; }
.rd-grp-laps .rd-lapi { width: 2.7rem; }
.rd-grp-when { font-size: .93rem; color: var(--soft); }
.rd-grp-x { display: flex; gap: .5rem; align-items: center; flex-wrap: wrap; margin: .6rem 0 0; padding: .6rem .85rem; border: 2px dashed var(--line2); border-radius: 16px; font-size: .96rem; color: var(--soft); }
.rd-grp-x .rd-ico { color: var(--soft); }
.rd-levers { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .65rem; }
.rd-lever { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: .2rem .85rem; align-content: start; padding: .95rem; border-radius: 18px; background: var(--tint); border: 2px solid var(--line); margin: 0; }
.rd-lever > :not(.rd-toggle) { grid-column: 2; }
.rd-toggle { grid-row: 1 / span 4; width: 3.2rem; height: 1.85rem; border-radius: 999px; background: var(--green); position: relative; margin-top: .1rem; }
.rd-toggle i { position: absolute; top: .27rem; right: .27rem; width: 1.3rem; height: 1.3rem; border-radius: 50%; background: #fff; }
.rd-lever-t { font: 700 1rem/1.3 var(--display); font-variant-numeric: lining-nums; }
.rd-lever-o { font-size: .88rem; color: var(--soft); }
.rd-lever code { justify-self: start; font-size: .8rem; }
.rd-lever-p { font-size: .95rem; }
.rd-lever-d { font-size: .93rem; color: var(--greent); font-weight: 700; line-height: 1.35; }
.rd-lever--off { background: #fff; border-style: dashed; border-color: var(--line2); }
.rd-lever--off .rd-toggle { background: transparent; border: 2px dashed #7B889C; }
.rd-lever--off .rd-toggle i { display: none; }
.rd-lever--off .rd-lever-d { color: var(--ambert); }
.rd-dial { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: .6rem; }
.rd-dial-s { position: relative; margin: 0; padding: .9rem .85rem; border-radius: 18px; background: var(--tint); border: 2px solid var(--line); display: flex; flex-direction: column; gap: .3rem; }
.rd-dial-n { display: grid; place-items: center; width: 2.5rem; height: 2.5rem; border-radius: 50%; border: 3px solid var(--blue); background: #fff; color: var(--blued); font: 700 1.1rem/1 var(--display); font-variant-numeric: lining-nums; }
.rd-dial-s:nth-child(3) .rd-dial-n { background: var(--skyl); }
.rd-dial-s:nth-child(4) .rd-dial-n { background: var(--blue); color: #fff; }
.rd-dial-s--def { border-color: var(--green); background: var(--greenxl); }
.rd-dial-v { font: 700 1.08rem var(--display); font-variant-numeric: lining-nums; }
.rd-dial-t { font-size: .93rem; color: var(--soft); line-height: 1.4; }
.rd-dial-tag { position: absolute; top: .8rem; right: .7rem; display: inline-flex; gap: .25rem; align-items: center; font: 700 .76rem/1.3 var(--display); font-variant-numeric: lining-nums; color: var(--greent); background: #fff; padding: .2rem .55rem; border-radius: 999px; }
.rd-model { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1.15fr) auto minmax(0, 1fr); gap: .55rem; align-items: stretch; }
.rd-node { border: 2px solid var(--line); border-radius: 18px; padding: .9rem; background: #fff; }
.rd-node p { margin: 0; font-size: .94rem; color: var(--soft); line-height: 1.4; }
.rd-node p.rd-node-t { display: flex; gap: .45rem; align-items: center; font: 700 1.02rem/1.3 var(--display); font-variant-numeric: lining-nums; color: var(--ink); margin-bottom: .35rem; }
.rd-node-t .rd-ico { color: var(--blue); }
.rd-node--core { background: var(--blue); border-color: var(--blue); }
.rd-node--core p, .rd-node--core p.rd-node-t, .rd-node--core .rd-node-t .rd-ico { color: #fff; }
.rd-model-arrow { display: flex; flex-direction: column; justify-content: center; gap: .2rem; color: var(--blue); }
.rd-ico--back { transform: scaleX(-1); }
@media (max-width: 719px) {
  .rd-fork-opts, .rd-fork-opts--3, .rd-duo, .rd-cases, .rd-gate, .rd-levers { grid-template-columns: minmax(0, 1fr); }
  .rd-dial { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .rd-grp { grid-template-columns: minmax(0, 1fr); gap: .4rem; }
  .rd-model { grid-template-columns: minmax(0, 1fr); }
  .rd-model-arrow { flex-direction: row; justify-content: center; }
  .rd-model-arrow .rd-ico { transform: rotate(90deg); }
  .rd-model-arrow .rd-ico--back { transform: rotate(-90deg); }
}

/* ---------------------------------------------------------------- footer */
.rd-foot { background: var(--tint); border-top: 2px solid var(--line); padding: 0 1.1rem 2.4rem; font-size: 1rem; }
.rd-foot-fleet { display: block; width: 100%; height: 56px; margin: 0 0 1.8rem; }
.rd-foot-in { max-width: 76rem; margin: 0 auto; display: grid; grid-template-columns: minmax(0, 1.5fr) repeat(4, minmax(0, 1fr)); gap: 1.4rem 1.6rem; }
.rd-foot-brand p { color: var(--soft); font-size: .98rem; margin: .7rem 0 0; }
.rd-foot h2 { font-size: 1rem; margin: 0 0 .35rem; }
.rd-foot ul { list-style: none; padding: 0; margin: 0; }
.rd-foot li { margin: 0; }
.rd-foot li a { display: inline-flex; align-items: center; min-height: 44px; color: var(--ink); text-decoration: none; line-height: 1.3; }
.rd-foot li a:hover { color: var(--blue); text-decoration: underline; }
.rd-foot-legal { max-width: 76rem; margin: 1.6rem auto 0; border-top: 2px solid var(--line); padding-top: 1.1rem; color: var(--soft); font-size: .93rem; }
.rd-foot-legal p { margin: 0 0 .6rem; max-width: 62rem; }
@media (max-width: 959px) { .rd-foot-in { grid-template-columns: repeat(2, minmax(0, 1fr)); } .rd-foot-brand { grid-column: 1 / -1; } }
@media (max-width: 459px) { .rd-foot-in { grid-template-columns: minmax(0, 1fr); } }
@media (max-width: 599px) { body { font-size: 1.1rem; } .rd-lede { font-size: 1.13rem; } .rd-fig { padding: 1.05rem .95rem; } .rd-panel { padding: 1.05rem 1.05rem; } }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }