/* cloudflare-partner.org
   Design system: "partner interchange". Capsule geometry, zero shadows, iris + rose on lilac.
   Last updated 2026-07-30 */

/* ============ tokens ============ */
:root {
  /* neutrals: cool lilac-tinted, never warm paper, never navy */
  --page:      #F4F2F9;
  --page-2:    #EAE6F3;
  --card:      #FFFFFF;
  --ink:       #221A33;   /* deep aubergine, 16.7:1 on white */
  --ink-soft:  #4A4358;   /* 9.4:1 */
  --ink-mute:  #6B6480;   /* 5.1:1 on page */
  --rule:      #DAD3E8;
  --rule-2:    #C6BCDC;

  /* two hues only */
  --iris:      #5B3FD1;   /* 6.8:1 both ways */
  --iris-dk:   #4A31B4;
  --iris-lt:   #B8A6FF;   /* for dark bands, 7.9:1 on ink */
  --iris-tint: #EDE8FC;
  --iris-edge: #CDBEFA;
  --rose:      #B0234F;   /* 6.6:1 */
  --rose-tint: #FCEBF0;
  --rose-edge: #F0C3D2;

  /* capsule geometry, no shadow tokens by design */
  --r-pill: 999px;
  --r-lg:   24px;
  --r-md:   14px;
  --r-sm:   8px;

  --wrap:   1240px;
  --narrow: 68ch;
  --gut:    clamp(1.15rem, 4vw, 2.75rem);
  --step:   clamp(2.75rem, 6vw, 5rem);   /* vertical section rhythm */
  --ease:   cubic-bezier(.2,.8,.2,1);

  --display: "Chivo", "Helvetica Neue", Arial, sans-serif;
  --body:    "Karla", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono:    ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

/* ============ reset ============ */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 5.5rem; }
body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.72;
  overflow-x: hidden;
}
img, svg { max-width: 100%; }
ul, ol { margin: 0; padding: 0; }
figure { margin: 0; }
p { margin: 0 0 1.05rem; }
strong { font-weight: 700; }
code {
  font-family: var(--mono);
  font-size: .9em;
  background: var(--iris-tint);
  border-radius: var(--r-sm);
  padding: .12em .4em;
  word-break: break-word;
  overflow-wrap: anywhere;
}
.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.vh {
  position: absolute; width: 1px; height: 1px;
  margin: -1px; padding: 0; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* ============ type scale ============ */
h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 700;
  line-height: 1.14;
  margin: 0 0 .8rem;
  letter-spacing: -.025em;
  text-wrap: balance;
}
h1 { font-size: clamp(2.35rem, 5.4vw, 3.9rem); letter-spacing: -.038em; }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); letter-spacing: -.03em; }
h3 { font-size: clamp(1.12rem, 1.8vw, 1.3rem); letter-spacing: -.018em; font-weight: 600; }
h4 { font-size: 1.02rem; font-weight: 600; }

/* Section marker: sentence case with a node dot. Deliberately not an uppercase mono eyebrow. */
.mark {
  display: inline-flex; align-items: center; gap: .55rem;
  font-family: var(--body); font-size: .95rem; font-weight: 700;
  color: var(--iris); margin: 0 0 1rem;
}
.mark::before {
  content: ""; width: 9px; height: 9px; border-radius: 50%;
  background: var(--iris); outline: 3px solid var(--iris-tint); flex: none;
}
.on-ink .mark { color: var(--iris-lt); }
.on-ink .mark::before { background: var(--iris-lt); outline-color: rgba(184,166,255,.2); }

.lede { font-size: 1.2rem; line-height: 1.6; color: var(--ink-soft); }
.answer {
  font-size: 1.14rem; font-weight: 600; line-height: 1.55;
  color: var(--ink); max-width: 62ch; margin-bottom: 1.4rem;
}
.on-ink .answer { color: #fff; }
.prose { max-width: var(--narrow); }
.prose p { color: var(--ink-soft); }
.on-ink .prose p { color: #D4CBE8; }
.note {
  font-size: .9rem; line-height: 1.55; color: var(--ink-mute); margin: .85rem 0 0;
}
.on-ink .note { color: #A79BC2; }

/* ============ links, buttons, badges ============ */
a { color: var(--iris-dk); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 2.5px; }
a:hover { color: var(--ink); text-decoration-thickness: 2px; }
.on-ink a { color: var(--iris-lt); }
.on-ink a:hover { color: #fff; }

:focus-visible { outline: 3px solid var(--iris); outline-offset: 3px; border-radius: 4px; }
.on-ink :focus-visible { outline-color: var(--iris-lt); }

.btn {
  display: inline-flex; align-items: center; gap: .55rem;
  font-family: var(--display); font-weight: 600; font-size: 1rem;
  padding: .82rem 1.5rem; border-radius: var(--r-pill);
  background: var(--iris); color: #fff; border: 0;
  text-decoration: none; cursor: pointer;
  transition: background-color .18s, transform .2s var(--ease);
}
.btn:hover { background: var(--iris-dk); color: #fff; transform: translateY(-2px); }
.btn:active { transform: none; }
.btn .ico { transition: transform .2s var(--ease); }
.btn:hover .ico { transform: translate(3px, -3px); }
.btn--lg { font-size: 1.08rem; padding: 1rem 1.85rem; }
.btn--ghost {
  background: transparent; color: var(--iris-dk);
  box-shadow: inset 0 0 0 1.5px var(--iris-edge);
}
.btn--ghost:hover { background: var(--iris-tint); color: var(--iris-dk); }
.btn--onink { background: var(--iris-lt); color: #221033; }
.btn--onink:hover { background: #CFC1FF; color: #221033; }

.link-arrow {
  display: inline-flex; align-items: center; gap: .4rem;
  font-family: var(--display); font-weight: 600; text-decoration: none;
  border-bottom: 1.5px solid var(--iris-edge); padding-bottom: 2px;
}
.link-arrow:hover { border-bottom-color: var(--iris); }

.badge {
  display: inline-flex; align-items: center; gap: .4rem;
  font-size: .84rem; font-weight: 700; line-height: 1;
  padding: .42rem .8rem; border-radius: var(--r-pill);
  background: var(--iris-tint); color: var(--iris-dk);
}
.badge--rose { background: var(--rose-tint); color: var(--rose); }
.badge--ink { background: rgba(255,255,255,.1); color: #fff; }
.badge--out { background: transparent; box-shadow: inset 0 0 0 1.5px var(--rule-2); color: var(--ink-soft); }

/* ============ icons ============ */
/* schematic, square caps, 20px grid: a different vocabulary from stroke-rounded sets */
.ico {
  width: 20px; height: 20px; flex: 0 0 auto;
  fill: none; stroke: currentColor; stroke-width: 1.4;
  stroke-linecap: square; stroke-linejoin: miter;
  vertical-align: -.16em;
}
.ico--lg { width: 26px; height: 26px; }
.ico--sm { width: 16px; height: 16px; stroke-width: 1.5; }

/* ============ layout ============ */
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gut); }
.wrap--narrow { max-width: 860px; }
.sect { padding: var(--step) 0; }
.sect--tight { padding: calc(var(--step) * .62) 0; }
.on-ink { background: var(--ink); color: #EDE9F6; }
/* Structural signature: dark panels dock into the light page on a large single
   corner radius, so section transitions are never a flat horizontal rule. */
.sect.on-ink { border-radius: 0 clamp(28px, 7vw, 88px) 0 0; }
.sect.cta-band { border-radius: clamp(28px, 7vw, 88px) 0 0 0; }
.on-ink h2, .on-ink h3, .on-ink h4 { color: #fff; }
.tint { background: var(--page-2); }
.hairline { border-top: 1px solid var(--rule); }

/* section head: label + heading + optional aside note, asymmetric */
.shead { display: grid; gap: .5rem 3rem; margin-bottom: 2rem; }
@media (min-width: 1000px) {
  .shead { grid-template-columns: minmax(0, 1fr) 22rem; align-items: end; }
  .shead__aside { padding-bottom: .4rem; }
}

/* ============ header: two rows, brand row + sticky tab rail ============ */
.top {
  background: var(--ink); color: #fff;
}
.top__in {
  display: flex; align-items: center; gap: 1rem;
  min-height: 78px; padding: .9rem var(--gut);
  max-width: var(--wrap); margin: 0 auto;
  flex-wrap: wrap;
}
.brand {
  display: inline-flex; align-items: center; gap: .7rem;
  color: #fff; text-decoration: none;
  font-family: var(--display); font-weight: 700; font-size: 1.06rem;
  letter-spacing: -.02em;
}
.brand__glyph {
  width: 40px; height: 40px; border-radius: 12px;
  background: var(--iris); display: grid; place-items: center; color: #fff;
  flex: none;
}
.brand__tld { color: var(--iris-lt); }
.top__meta {
  margin-left: auto; display: flex; align-items: center; gap: 1.1rem;
  font-size: .84rem; color: #A79BC2; flex-wrap: wrap;
}
.top__meta strong { color: #fff; font-weight: 600; }

.tabs {
  position: sticky; top: 0; z-index: 60;
  background: rgba(244,242,249,.94);
  backdrop-filter: saturate(150%) blur(8px);
  border-bottom: 1px solid var(--rule);
}
.tabs__in {
  max-width: var(--wrap); margin: 0 auto;
  padding: .6rem var(--gut);
  display: flex; align-items: center; gap: .45rem;
  overflow-x: auto; scrollbar-width: thin;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}
.tabs__in::-webkit-scrollbar { height: 4px; }
.tabs__in::-webkit-scrollbar-thumb { background: var(--rule-2); border-radius: 4px; }
.tab {
  scroll-snap-align: start;
  white-space: nowrap; text-decoration: none;
  font-family: var(--display); font-weight: 600; font-size: .92rem;
  color: var(--ink-soft);
  padding: .5rem .95rem; border-radius: var(--r-pill);
  transition: background-color .16s, color .16s;
}
.tab:hover { background: var(--iris-tint); color: var(--iris-dk); }
.tab[aria-current="true"] { background: var(--ink); color: #fff; }
.tab[aria-current="true"]:hover { background: var(--ink); color: #fff; }

.skip {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--iris); color: #fff; padding: .8rem 1.3rem;
  border-radius: 0 0 var(--r-md) 0; text-decoration: none; font-weight: 700;
}
.skip:focus { left: 0; }

/* ============ mobile section sheet ============ */
.fab {
  display: none;
  position: fixed; right: 1rem; bottom: 1rem; z-index: 80;
  align-items: center; gap: .5rem;
  font-family: var(--display); font-weight: 600; font-size: .95rem;
  background: var(--ink); color: #fff; border: 0;
  padding: .85rem 1.25rem; border-radius: var(--r-pill); cursor: pointer;
}
.fab[hidden] { display: none !important; }
.sheet {
  position: fixed; inset: 0; z-index: 90;
  background: var(--ink); color: #fff;
  padding: 1.5rem var(--gut) 2rem;
  overflow-y: auto;
  transform: translateY(100%);
  transition: transform .3s var(--ease);
}
.sheet.is-open { transform: none; }
.sheet[hidden] { display: none; }
.sheet__bar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.5rem; }
.sheet__title { font-family: var(--display); font-weight: 700; font-size: 1.15rem; }
.sheet__x {
  background: rgba(255,255,255,.1); color: #fff; border: 0;
  width: 42px; height: 42px; border-radius: 50%; cursor: pointer;
  display: grid; place-items: center;
}
.sheet ol { list-style: none; counter-reset: s; }
.sheet li { counter-increment: s; border-bottom: 1px solid rgba(255,255,255,.12); }
.sheet a {
  display: flex; gap: .9rem; padding: .95rem 0;
  color: #EDE9F6; text-decoration: none; font-size: 1.05rem;
}
.sheet a::before {
  content: counter(s, decimal-leading-zero);
  color: var(--iris-lt); font-family: var(--display); font-weight: 700; font-size: .85rem;
  padding-top: .25rem;
}

/* ============ HERO: 5/7 asymmetric, map-led ============ */
.hero {
  position: relative;
  padding: calc(var(--step) * .9) 0 var(--step);
  background:
    radial-gradient(120% 80% at 88% 8%, rgba(91,63,209,.14) 0%, rgba(91,63,209,0) 58%),
    radial-gradient(80% 60% at 8% 100%, rgba(176,35,79,.08) 0%, rgba(176,35,79,0) 60%),
    var(--page);
  overflow: hidden;
}
/* node field: dot grid, not a flat band and not a photo */
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: radial-gradient(var(--rule-2) 1px, transparent 1.1px);
  background-size: 26px 26px;
  opacity: .5;
  mask-image: radial-gradient(100% 70% at 75% 30%, #000 0%, transparent 72%);
  -webkit-mask-image: radial-gradient(100% 70% at 75% 30%, #000 0%, transparent 72%);
}
.hero__in { position: relative; display: grid; gap: 2.5rem; }
.hero__cta { display: flex; flex-wrap: wrap; align-items: center; gap: .85rem 1.25rem; margin-top: 1.6rem; }
.hero__tail {
  margin-top: var(--step);
  padding-top: 1.9rem;
  border-top: 1px solid var(--rule);
  display: grid; gap: 0 3rem;
}
.hero__tail p { color: var(--ink-soft); }
.hero__tail p:last-child { margin-bottom: 0; }

/* ============ ecosystem map (hero visual) ============ */
.eco { position: relative; min-height: 320px; }
.eco__lines { position: absolute; inset: 0; width: 100%; height: 100%; }
.eco__hub {
  position: relative; z-index: 2;
  background: var(--ink); color: #fff;
  border-radius: var(--r-lg);
  padding: 1.1rem 1.3rem;
  max-width: 19rem;
}
.eco__hub-k { font-family: var(--display); font-weight: 700; font-size: 1.06rem; line-height: 1.25; }
.eco__hub-v { font-size: .88rem; color: #A79BC2; margin: .3rem 0 0; }
.eco__node {
  position: relative; z-index: 2;
  background: var(--card);
  box-shadow: inset 0 0 0 1.5px var(--iris-edge);
  border-radius: var(--r-pill);
  padding: .6rem 1.05rem;
  font-family: var(--display); font-weight: 600; font-size: .95rem;
  display: inline-flex; align-items: center; gap: .5rem;
  color: var(--ink);
}
.eco__node .ico { color: var(--iris); }
/* routing spine: the three tracks branch off the hub on a dashed trunk.
   Mobile keeps a flush spine so the long track labels can wrap inside the pill. */
.eco__nodes {
  position: relative;
  margin: 0 0 1.4rem .4rem;
  padding: 1.1rem 0 .2rem 1.1rem;
  border-left: 2px dashed var(--iris-edge);
  display: grid; gap: .6rem; justify-items: start;
}
.eco__node { position: relative; max-width: 100%; }
.eco__node::before {
  content: ""; position: absolute; left: -1.1rem; top: 50%;
  width: 1.1rem; height: 2px; background: var(--iris-edge);
}
@media (min-width: 600px) {
  .eco__nodes { margin-left: 1.75rem; padding-left: 2rem; }
  .eco__node::before { left: -2rem; width: 2rem; }
  .eco__node:nth-child(2) { margin-left: 1.25rem; }
  .eco__node:nth-child(3) { margin-left: 2.5rem; }
  .eco__node:nth-child(2)::before { width: 3.25rem; left: -3.25rem; }
  .eco__node:nth-child(3)::before { width: 4.5rem; left: -4.5rem; }
}

/* figures read as annotations pinned to the map, not as a stat strip under it */
.eco__figs {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: .9rem 1.2rem;
  z-index: 2; position: relative;
}
.eco__fig { border-left: 2px solid var(--iris); padding-left: .8rem; }
.eco__fig b {
  display: block; font-family: var(--display); font-weight: 700;
  font-size: clamp(1.3rem, 2.6vw, 1.75rem); letter-spacing: -.03em; line-height: 1.1;
}
.eco__fig span { font-size: .86rem; color: var(--ink-mute); }
.eco__stack { display: grid; gap: .7rem; }

/* ============ interchange band (what a partner is) ============ */
.change { display: grid; gap: 1rem; }
.mod {
  position: relative;
  background: #2C2242;
  border-radius: var(--r-lg);
  padding: 1.35rem 1.4rem 1.5rem;
  /* signature shape: one clipped corner, used only here */
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
}
.mod--key { background: var(--iris); }
.mod--key .mod__n, .mod--key p { color: #E7E0FF; }
.mod__n {
  font-family: var(--display); font-weight: 700; font-size: .84rem;
  color: var(--iris-lt); display: block; margin-bottom: .55rem;
}
.mod h3 { font-size: 1.06rem; margin-bottom: .45rem; }
.mod p { font-size: .95rem; line-height: 1.6; color: #C3B9DA; margin: 0; }
.mod__ico { color: var(--iris-lt); margin-bottom: .8rem; display: block; }
.mod--key .mod__ico { color: #fff; }

/* ============ triptych: asymmetric 3 panels ============ */
.trip { display: grid; gap: 1rem; }
.trip__p {
  background: var(--card); border-radius: var(--r-lg);
  padding: 1.5rem 1.5rem 1.6rem;
  box-shadow: inset 0 0 0 1px var(--rule);
  display: flex; flex-direction: column;
}
.trip__p--lead { background: var(--iris-tint); box-shadow: inset 0 0 0 1.5px var(--iris-edge); }
/* the panel is a column flex container, so pills must not stretch to full width */
.trip__p > .badge, .prog > .badge { align-self: flex-start; margin-bottom: .55rem; }
.trip__p h3 { margin-bottom: .5rem; }
.trip__p p { font-size: .97rem; color: var(--ink-soft); }
.trip__p p:last-of-type { margin-bottom: 0; }
.trip__own {
  margin-top: auto; padding-top: 1rem;
  display: flex; align-items: baseline; gap: .5rem; flex-wrap: wrap;
  font-size: .9rem; color: var(--ink-mute);
}
.trip__own b { font-family: var(--display); font-size: 1rem; color: var(--ink); }

/* ============ spec board (tables) ============ */
.board {
  background: var(--card);
  border-radius: var(--r-lg);
  box-shadow: inset 0 0 0 1px var(--rule);
  overflow: hidden;
}
.board__scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.board__scroll::-webkit-scrollbar { height: 6px; }
.board__scroll::-webkit-scrollbar-thumb { background: var(--rule-2); border-radius: 6px; }
.tbl { width: 100%; border-collapse: collapse; font-size: .95rem; min-width: 780px; }
.tbl caption {
  caption-side: top; text-align: left;
  padding: 1.15rem 1.35rem .9rem;
  font-size: .92rem; color: var(--ink-mute);
  border-bottom: 1px solid var(--rule);
}
.tbl th, .tbl td { padding: .9rem 1.1rem; text-align: left; vertical-align: top; line-height: 1.5; }
.tbl thead th {
  font-family: var(--display); font-weight: 700; font-size: .88rem;
  color: var(--ink); background: var(--page-2);
  border-bottom: 1px solid var(--rule);
}
.tbl tbody tr + tr th, .tbl tbody tr + tr td { border-top: 1px solid var(--rule); }
.tbl tbody th[scope="row"] {
  font-weight: 700; color: var(--ink); min-width: 236px;
  padding-left: 2.7rem; text-indent: -1.6rem;
}
.tbl tbody th[scope="row"] .ico { color: var(--iris); margin-right: .4rem; }
.tbl tbody tr:hover th[scope="row"], .tbl tbody tr:hover td { background: #FBFAFE; }
.tbl .k { font-weight: 700; color: var(--iris-dk); }
.tbl thead .k { color: var(--iris-dk); }
.tbl .r { background: var(--rose-tint); color: var(--rose); font-weight: 600; }
.tbl thead .r { background: var(--rose-tint); color: var(--rose); }
.tbl tbody tr:hover .r { background: #FAE3EB; }

/* ============ program rail: horizontal scroll-snap ============ */
.rail {
  display: grid; grid-auto-flow: column; grid-auto-columns: minmax(280px, 1fr);
  gap: 1rem; overflow-x: auto; padding-bottom: .75rem;
  scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch;
}
.rail::-webkit-scrollbar { height: 6px; }
.rail::-webkit-scrollbar-thumb { background: var(--rule-2); border-radius: 6px; }
.prog {
  scroll-snap-align: start;
  background: var(--card); border-radius: var(--r-lg);
  box-shadow: inset 0 0 0 1px var(--rule);
  padding: 1.4rem 1.4rem 1.5rem;
  display: flex; flex-direction: column; gap: .55rem;
}
.prog--focus { box-shadow: inset 0 0 0 1.5px var(--iris-edge); background: var(--iris-tint); }
.prog h3 { margin: 0; }
.prog dl { margin: .4rem 0 0; display: grid; gap: .55rem; }
.prog dt {
  font-family: var(--display); font-weight: 700; font-size: .78rem;
  color: var(--ink-mute); text-transform: none;
}
.prog dd { margin: 0; font-size: .94rem; color: var(--ink-soft); line-height: 1.5; }
.railhint { font-size: .86rem; color: var(--ink-mute); margin: .5rem 0 0; }

/* ============ inset panel (Cloudflare One) ============ */
.inset {
  background: var(--ink); color: #EDE9F6;
  border-radius: var(--r-lg);
  padding: 1.8rem 1.6rem;
  margin-top: 1.5rem;
}
.inset h3 { color: #fff; }
.inset p { color: #C3B9DA; }
.rule-split { display: grid; gap: 1rem; margin-top: 1.4rem; }
.rule-split__i {
  background: rgba(255,255,255,.06); border-radius: var(--r-md);
  padding: 1rem 1.15rem;
}
.rule-split__i b { display: block; font-family: var(--display); color: #fff; margin-bottom: .2rem; }
.rule-split__i span { font-size: .93rem; color: #B7ACD2; }

/* ============ price stair ============ */
.stair { display: grid; gap: .5rem; margin: 0; list-style: none; }
.rung {
  display: grid; grid-template-columns: 1fr auto; align-items: center; gap: .5rem 1rem;
  background: var(--card); border-radius: var(--r-md);
  box-shadow: inset 0 0 0 1px var(--rule);
  padding: .85rem 1.1rem;
}
.rung__n { font-family: var(--display); font-weight: 700; font-size: 1.02rem; }
.rung__p { font-size: .95rem; color: var(--ink-soft); }
.rung:nth-child(1) { margin-right: 30%; }
.rung:nth-child(2) { margin-right: 20%; }
.rung:nth-child(3) { margin-right: 10%; }
.rung--custom {
  margin-right: 0; background: var(--iris); color: #fff;
  box-shadow: none;
}
.rung--custom .rung__p { color: #E7E0FF; }
.chips { display: flex; flex-wrap: wrap; gap: .5rem; margin: 1.25rem 0 0; list-style: none; }
.chips li {
  background: var(--card); box-shadow: inset 0 0 0 1px var(--rule);
  border-radius: var(--r-pill); padding: .55rem 1rem;
  font-size: .93rem; color: var(--ink-soft);
  display: inline-flex; align-items: center; gap: .5rem;
}
.chips .ico { color: var(--iris); }

/* asymmetric split with a sticky label column */
.split2 { display: grid; gap: 2rem; }
@media (min-width: 1000px) {
  .split2 { grid-template-columns: 20rem minmax(0, 1fr); gap: 3.5rem; }
  .split2__label { position: sticky; top: 6rem; align-self: start; }
}

/* ============ serpentine onboarding route ============ */
.serp { list-style: none; display: grid; gap: 1rem; counter-reset: st; position: relative; }
.stepi {
  counter-increment: st;
  background: var(--card); border-radius: var(--r-md);
  box-shadow: inset 0 0 0 1px var(--rule);
  padding: 1.1rem 1.2rem 1.15rem;
  position: relative;
}
.stepi::before {
  content: counter(st, decimal-leading-zero);
  font-family: var(--display); font-weight: 700; font-size: .8rem;
  color: var(--iris-dk); background: var(--iris-tint);
  border-radius: var(--r-pill); padding: .25rem .65rem;
  display: inline-block; margin-bottom: .6rem;
}
.stepi h3 { font-size: 1rem; margin-bottom: .3rem; }
.stepi p { font-size: .93rem; color: var(--ink-soft); margin: 0; line-height: 1.55; }

/* ============ zig-zag vetting timeline ============ */
.zig { list-style: none; display: grid; gap: 1.1rem; position: relative; }
.check {
  display: grid; gap: .35rem;
  background: var(--card); border-radius: var(--r-lg);
  box-shadow: inset 0 0 0 1px var(--rule);
  padding: 1.3rem 1.4rem;
  position: relative;
}
.check__hd { display: flex; align-items: center; gap: .8rem; }
.check__n {
  font-family: var(--display); font-weight: 700; font-size: 1.15rem;
  color: var(--iris); flex: none; min-width: 1.6rem;
}
.check h3 { margin: 0; }
.check p { font-size: .96rem; color: var(--ink-soft); margin: 0; }
.check__risk {
  display: flex; gap: .55rem; align-items: flex-start;
  margin-top: .5rem; padding-top: .7rem;
  border-top: 1px dashed var(--rose-edge);
  font-size: .91rem; color: var(--rose); font-weight: 600;
}
.check__risk .ico { color: var(--rose); margin-top: .15rem; }

/* ============ locator ledger ============ */
.ledger {
  background: var(--card); border-radius: var(--r-lg);
  box-shadow: inset 0 0 0 1px var(--rule);
  overflow: hidden;
  display: grid;
}
.ledger__col { padding: 1.4rem 1.5rem 1.5rem; }
.ledger__col + .ledger__col { border-top: 1px solid var(--rule); }
.ledger__h {
  display: flex; align-items: center; gap: .55rem;
  font-family: var(--display); font-weight: 700; font-size: 1.02rem;
  margin: 0 0 .8rem;
}
.ledger__col--yes .ledger__h { color: var(--iris-dk); }
.ledger__col--no { background: var(--rose-tint); }
.ledger__col--no .ledger__h { color: var(--rose); }
.ledger ul { list-style: none; display: grid; gap: .5rem; }
.ledger li { font-size: .96rem; color: var(--ink-soft); padding-left: 1.15rem; position: relative; }
.ledger li::before {
  content: ""; position: absolute; left: 0; top: .68rem;
  width: 6px; height: 6px; border-radius: 2px; background: var(--iris);
}
.ledger__col--no li { color: #6E1735; }
.ledger__col--no li::before { background: var(--rose); }

/* ============ audit ledger (mistakes) ============ */
.audit { display: grid; gap: 0; border-top: 1px solid var(--rule); list-style: none; }
.audit li {
  display: grid; gap: .3rem 2rem;
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--rule);
}
.audit__p { margin: 0; }
.audit__p b { font-family: var(--display); font-size: 1.02rem; color: var(--ink); }
.audit__p span { display: block; color: var(--ink-soft); font-size: .96rem; margin-top: .15rem; }
.audit__d {
  display: flex; gap: .5rem; align-items: flex-start;
  font-size: .93rem; color: var(--iris-dk); font-weight: 600; margin: 0;
}
.audit__d .ico { margin-top: .18rem; flex: none; }
.recover { display: flex; flex-wrap: wrap; gap: .7rem; list-style: none; margin: 1.6rem 0 0; }
.recover li {
  flex: 1 1 15rem;
  background: var(--iris-tint); border-radius: var(--r-md);
  padding: .95rem 1.15rem; font-size: .95rem; color: var(--ink-soft);
}
.recover b { font-family: var(--display); color: var(--ink); }

/* ============ CTA blocks: six distinct formats ============ */
.cta-ticket {
  display: grid; gap: 1.2rem; align-items: center;
  background: var(--card); border-radius: var(--r-lg);
  box-shadow: inset 0 0 0 1px var(--rule);
  border-left: 5px solid var(--iris);
  padding: 1.5rem 1.6rem;
  margin: 2rem 0 0;
}
.cta-ticket h3, .cta-split h3, .cta-inset h3, .cta-line h3 { margin-bottom: .4rem; }
.cta-ticket p, .cta-split p { color: var(--ink-soft); margin: 0; font-size: .97rem; }

.cta-inset {
  background: var(--ink); color: #EDE9F6;
  border-radius: var(--r-lg); padding: 1.5rem 1.5rem 1.6rem;
  margin-top: 1.5rem;
}
.cta-inset h3 { color: #fff; font-size: 1.14rem; }
.cta-inset p { color: #C3B9DA; font-size: .95rem; }
.cta-inset .btn { font-size: .94rem; padding: .68rem 1.2rem; }

.cta-band {
  background:
    radial-gradient(90% 120% at 15% 0%, rgba(91,63,209,.55) 0%, rgba(91,63,209,0) 62%),
    var(--ink);
  color: #fff; text-align: left;
}
.cta-band__in { max-width: 46rem; }
.cta-band h2 { margin-bottom: .7rem; color: #fff; }
.cta-band p { color: #C9C0E2; font-size: 1.06rem; }
.cta-band .mark { color: var(--iris-lt); }
.cta-band .mark::before { background: var(--iris-lt); outline-color: rgba(184,166,255,.2); }

.cta-split {
  display: grid; gap: 1.5rem; align-items: center;
  background: var(--iris-tint); border-radius: var(--r-lg);
  box-shadow: inset 0 0 0 1.5px var(--iris-edge);
  padding: 1.8rem 1.7rem;
  margin-top: 2rem;
}
.cta-split__ico {
  width: 46px; height: 46px; border-radius: 14px;
  background: var(--iris); color: #fff;
  display: grid; place-items: center; flex: none;
}

.cta-line {
  display: grid; gap: 1rem; align-items: center;
  border-top: 2px solid var(--ink); border-bottom: 1px solid var(--rule);
  padding: 1.4rem 0;
  margin-top: 2.25rem;
}
.cta-line p { margin: 0; color: var(--ink-soft); font-size: .97rem; }

/* ============ FAQ: two-column numbered accordions ============ */
.faq { display: grid; gap: .8rem; counter-reset: q; margin-top: 1.5rem; }
.faq details {
  counter-increment: q;
  background: var(--card); border-radius: var(--r-md);
  box-shadow: inset 0 0 0 1px var(--rule);
  height: fit-content;
}
.faq details[open] { box-shadow: inset 0 0 0 1.5px var(--iris-edge); }
.faq summary {
  cursor: pointer; list-style: none;
  display: flex; gap: .8rem; align-items: flex-start;
  padding: 1.05rem 2.6rem 1.05rem 1.2rem;
  position: relative; border-radius: var(--r-md);
  font-family: var(--display); font-weight: 600; font-size: 1.01rem; line-height: 1.4;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before {
  content: counter(q, decimal-leading-zero);
  color: var(--iris); font-size: .82rem; font-weight: 700;
  padding-top: .2rem; flex: none;
}
.faq summary::after {
  content: ""; position: absolute; right: 1.15rem; top: 1.35rem;
  width: 11px; height: 2px; background: var(--iris);
  box-shadow: 0 0 0 0 transparent;
}
.faq details:not([open]) summary::after {
  box-shadow: none;
  background:
    linear-gradient(var(--iris) 0 0) center/11px 2px no-repeat,
    linear-gradient(var(--iris) 0 0) center/2px 11px no-repeat;
  width: 11px; height: 11px; top: 1.3rem;
}
.faq summary:hover { background: var(--iris-tint); }
.faq__a { padding: 0 1.2rem 1.15rem 3rem; }
.faq__a p { margin: 0; color: var(--ink-soft); font-size: .97rem; }

/* ============ footer: wordmark lockup + 4-col band + baseline ============ */
.ftr { background: var(--ink); color: #B7ACD2; padding: var(--step) 0 1.75rem; }
.ftr__lockup {
  display: flex; align-items: center; gap: 1rem;
  padding-bottom: 1.6rem; border-bottom: 1px solid rgba(255,255,255,.14);
  margin-bottom: 2rem;
}
.ftr__word {
  font-family: var(--display); font-weight: 700; color: #fff;
  font-size: clamp(1.5rem, 5vw, 2.6rem); letter-spacing: -.035em; line-height: 1;
  margin: 0;
}
.ftr__word span { color: var(--iris-lt); }
.ftr__route { flex: 1; height: 1px; background: linear-gradient(90deg, var(--iris) 0%, rgba(184,166,255,.15) 100%); }
.ftr__route + .ftr__dot { width: 9px; height: 9px; border-radius: 50%; background: var(--iris-lt); flex: none; }
.ftr__grid { display: grid; gap: 2rem; }
.ftr h2 { font-size: .95rem; color: var(--iris-lt); font-family: var(--display); margin: 0 0 .9rem; letter-spacing: 0; }
.ftr p { font-size: .93rem; line-height: 1.62; }
.ftr ul { list-style: none; display: grid; gap: .5rem; font-size: .92rem; }
.ftr a { color: #D4CBE8; text-decoration: none; }
.ftr a:hover { color: #fff; text-decoration: underline; }
.ftr__src ol { list-style: none; counter-reset: src; display: grid; gap: .5rem; font-size: .9rem; }
.ftr__src li { counter-increment: src; display: flex; gap: .6rem; }
.ftr__src li::before {
  content: counter(src, decimal-leading-zero);
  color: #7C6F9B; font-family: var(--display); font-weight: 700; font-size: .78rem;
  padding-top: .18rem; flex: none;
}
.ftr__base {
  margin-top: 2.25rem; padding-top: 1.3rem;
  border-top: 1px solid rgba(255,255,255,.14);
  display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; justify-content: space-between;
  font-size: .87rem; color: #8E82AE;
}
.ftr__base p { margin: 0; font-size: .87rem; }

/* ============ breakpoints ============ */
@media (max-width: 899px) {
  .fab { display: inline-flex; }
  .top__meta { font-size: .8rem; gap: .75rem; width: 100%; margin-left: 0; }
  /* keep the floating Sections control clear of the last footer row */
  .ftr { padding-bottom: 5.75rem; }
}

@media (min-width: 600px) {
  .change { grid-template-columns: repeat(2, 1fr); }
  .serp { grid-template-columns: repeat(2, 1fr); }
  .zig { grid-template-columns: repeat(2, 1fr); }
  .ledger { grid-template-columns: repeat(2, 1fr); }
  .ledger__col + .ledger__col { border-top: 0; border-left: 1px solid var(--rule); }
  .eco__figs { grid-template-columns: repeat(4, 1fr); }
  .rule-split { grid-template-columns: repeat(2, 1fr); }
  .faq { grid-template-columns: repeat(2, 1fr); }
  .audit li { grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); align-items: start; }
  .cta-ticket { grid-template-columns: minmax(0, 1fr) auto; gap: 2rem; }
  .cta-line { grid-template-columns: minmax(0, 1fr) auto; gap: 2rem; }
  .cta-split { grid-template-columns: 46px minmax(0, 1fr) auto; gap: 1.5rem; }
  .hero__tail { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1000px) {
  .hero__in { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 3.5rem; align-items: center; }
  .trip { grid-template-columns: 1.35fr 1fr 1fr; }
  .change { grid-template-columns: repeat(3, 1fr); }
  .change > :nth-child(4), .change > :nth-child(5) { grid-column: span 1; }
  .serp { grid-template-columns: repeat(3, 1fr); }
  .zig { grid-template-columns: repeat(2, 1fr); align-items: start; }
  .zig > li:nth-child(even) { transform: translateY(2.25rem); }
  .zig > li:nth-child(7) { transform: none; }
  .eco { min-height: 400px; }
  /* the map becomes two zones: routing spine on the left, pinned figures on the right */
  .eco__stack {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    grid-template-areas: "hub hub" "nodes figs" "note note";
    column-gap: 1.75rem;
  }
  .eco__hub  { grid-area: hub; }
  .eco__nodes { grid-area: nodes; margin-bottom: .4rem; }
  .eco__figs {
    grid-area: figs; align-self: center;
    /* reset the 4-up row from the 600px breakpoint: this area is narrow */
    grid-template-columns: repeat(2, 1fr);
    padding-left: 1.5rem; border-left: 1px dashed var(--rule-2);
    row-gap: 1.15rem;
  }
  .eco__stack > .note { grid-area: note; }
}

@media (min-width: 1080px) {
  .ftr__grid { grid-template-columns: 1.5fr .85fr 1.35fr; gap: 3rem; }
}

/* reduce zig offset for reduced motion users who also prefer simple layouts */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important; animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .btn:hover { transform: none; }
  .sheet { transition: none; }
}

@media print {
  .tabs, .fab, .sheet, .cta-ticket, .cta-inset, .cta-split, .cta-line, .cta-band { display: none; }
  body { background: #fff; font-size: 12pt; }
  .top, .ftr, .on-ink, .inset { background: #fff; color: #000; }
  .top *, .ftr *, .on-ink *, .inset * { color: #000 !important; }
  .hero::before { display: none; }
}