:root {
  --ink: #111210;
  --paper: #e9eae4;
  --paper-2: #e1e3db;
  --panel: #161714;
  --slate: #6e706a;
  --rule: #c9cbc3;
  --rule-dark: #33362e;
  --flag: #d93a1e;
  --clear: #4a9a6b;
  --display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --body: "Instrument Sans", "Helvetica Neue", Arial, sans-serif;
  --mono: "IBM Plex Mono", "SF Mono", Menlo, monospace;
  --pad: clamp(20px, 5vw, 72px);
  --maxw: 1240px;
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding-left: var(--pad);
  padding-right: var(--pad);
}

.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--slate);
  margin: 0 0 22px;
}

.h1 {
  font-family: var(--display);
  font-weight: 900;
  font-size: clamp(38px, 5.6vw, 70px);
  line-height: 0.98;
  letter-spacing: -0.035em;
  margin: 0 0 24px;
  text-wrap: balance;
}

.h2 {
  font-family: var(--display);
  font-weight: 900;
  font-size: clamp(29px, 3.7vw, 46px);
  line-height: 1.03;
  letter-spacing: -0.03em;
  margin: 0 0 20px;
  text-wrap: balance;
}

.h3 {
  font-family: var(--display);
  font-weight: 800;
  font-size: 20px;
  line-height: 1.15;
  letter-spacing: -0.015em;
  margin: 0 0 10px;
}

.h4 {
  font-family: var(--display);
  font-weight: 800;
  font-size: 16px;
  letter-spacing: -0.01em;
  margin: 0 0 8px;
}

.lede {
  font-size: clamp(17px, 1.5vw, 20px);
  line-height: 1.5;
  color: #3a3c37;
  max-width: 56ch;
  margin: 0 0 32px;
}

.prose {
  max-width: 66ch;
}

.prose p {
  margin: 0 0 18px;
}

.muted {
  color: var(--slate);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 15px 24px;
  border: 1.5px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  transition:
    background 0.18s ease,
    color 0.18s ease;
}

.btn:hover {
  background: transparent;
  color: var(--ink);
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
}

.btn-ghost:hover {
  background: var(--ink);
  color: var(--paper);
}

.btn-invert {
  background: var(--paper);
  color: var(--ink);
  border-color: var(--paper);
}

.btn-invert:hover {
  background: transparent;
  color: var(--paper);
}

.btn-line {
  background: transparent;
  color: var(--paper);
  border-color: #4a4e45;
}

.btn-line:hover {
  background: var(--paper);
  color: var(--ink);
  border-color: var(--paper);
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--flag);
  outline-offset: 3px;
}


/* nav */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(233, 234, 228, 0.92);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--rule);
}

.nav-in {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex: none;
}

.logo-word {
  color: var(--ink);
}

.nav-links {
  display: flex;
  gap: 22px;
  align-items: center;
}

.nav-links a {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--slate);
  transition: color 0.15s;
  white-space: nowrap;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--ink);
}

.nav .btn {
  padding: 11px 18px;
}

.menu-tog,
.menu-btn {
  display: none;
}

@media (max-width: 1080px) {
  .nav-links {
    position: fixed;
    inset: 72px 0 auto 0;
    background: var(--paper);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 8px var(--pad) 24px;
    border-bottom: 1px solid var(--rule);
    transform: translateY(-120%);
    transition: transform 0s;
  }
  .nav-links a {
    padding: 14px 0;
    font-size: 14px;
    width: 100%;
    border-bottom: 1px solid var(--rule);
  }
  .menu-tog:checked ~ .nav-links {
    transform: none;
    transition: transform 0.25s ease;
  }
  .menu-btn {
    display: inline-flex;
    align-items: center;
    font-family: var(--mono);
    font-size: 11.5px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    cursor: pointer;
    padding: 11px 14px;
    border: 1.5px solid var(--ink);
  }
  .nav .btn {
    display: none;
  }
}


/* sections */
.sec {
  padding-top: clamp(64px, 9vw, 120px);
  padding-bottom: clamp(64px, 9vw, 120px);
}

.sec-tight {
  padding-top: clamp(44px, 6vw, 72px);
  padding-bottom: clamp(44px, 6vw, 72px);
}

.dark {
  background: var(--panel);
  color: var(--paper);
}

.dark .lede {
  color: #a9ada3;
}

.dark .eyebrow {
  color: #7e8278;
}

.band {
  background: var(--paper-2);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}


/* page hero */
.phero {
  padding-top: clamp(48px, 6vw, 84px);
  padding-bottom: clamp(40px, 5vw, 64px);
  border-bottom: 1px solid var(--rule);
}

.phero .h1 {
  font-size: clamp(34px, 4.6vw, 58px);
  max-width: 18ch;
}


/* hero */
.hero {
  padding-top: clamp(52px, 7vw, 88px);
  padding-bottom: clamp(56px, 7vw, 96px);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
}

@media (max-width: 980px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 44px;
  }
}


/* scan panel */
.scan {
  background: var(--panel);
  color: #d8dbd2;
  font-family: var(--mono);
  font-size: 12.5px;
  line-height: 1.5;
}

.scan-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding: 14px 18px;
  border-bottom: 1px solid var(--rule-dark);
  font-size: 10.5px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: #7e8278;
}

.scan-body {
  padding: 8px 0;
}

.row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: baseline;
  padding: 7px 18px;
  opacity: 0;
  transform: translateY(4px);
  animation: reveal 0.32s ease forwards;
}

.row-note {
  grid-column: 1/-1;
  font-size: 11px;
  color: var(--flag);
  padding-top: 2px;
}

.chip {
  font-size: 10.5px;
  letter-spacing: 0.13em;
  font-weight: 600;
}

.chip-pass {
  color: var(--clear);
}

.chip-fail {
  color: var(--flag);
}

.scan-foot {
  border-top: 1px solid var(--rule-dark);
  padding: 14px 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  opacity: 0;
  animation: reveal 0.32s ease forwards;
  animation-delay: 2.5s;
}

.scan-foot strong {
  color: var(--flag);
  font-weight: 600;
}

.caret {
  display: inline-block;
  width: 7px;
  height: 14px;
  background: var(--clear);
  vertical-align: -2px;
  animation: blink 1.1s steps(1) infinite;
}

@keyframes reveal {
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .row,
  .scan-foot {
    animation: none;
    opacity: 1;
    transform: none;
  }
  .caret {
    animation: none;
  }
}


/* proof */
.proof-in {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 34px;
  align-items: center;
  padding-top: 18px;
  padding-bottom: 18px;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.proof-in span {
  display: flex;
  align-items: center;
  gap: 9px;
}

.dot {
  width: 5px;
  height: 5px;
  background: var(--ink);
  flex: none;
}


/* lists */
.defects {
  list-style: none;
  margin: 0 0 32px;
  padding: 0;
  max-width: 64ch;
}

.defects li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: start;
  padding: 14px 0;
  border-top: 1px solid var(--rule);
}

.defects li:last-child {
  border-bottom: 1px solid var(--rule);
}

.defects .tick {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  color: var(--flag);
  padding-top: 4px;
}

.checks {
  list-style: none;
  margin: 0;
  padding: 0;
  columns: 2;
  column-gap: 40px;
  max-width: 900px;
}

@media (max-width: 720px) {
  .checks {
    columns: 1;
  }
}

.checks li {
  break-inside: avoid;
  padding: 11px 0;
  border-bottom: 1px solid var(--rule);
  font-size: 15.5px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
}

.checks .k {
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--slate);
  padding-top: 5px;
}


/* cards */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}

.cards-2 {
  grid-template-columns: repeat(2, 1fr);
}

@media (max-width: 880px) {
  .cards,
  .cards-2 {
    grid-template-columns: 1fr;
  }
}

.card {
  background: var(--paper);
  padding: clamp(24px, 3vw, 34px);
  display: flex;
  flex-direction: column;
  gap: 12px;
  text-decoration: none;
}

.card p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.5;
}

.card .best {
  margin-top: auto;
  padding-top: 16px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--slate);
  line-height: 1.5;
}

.card-num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--slate);
}

a.card {
  transition: background 0.15s;
}

a.card:hover {
  background: var(--paper-2);
}


/* spec table */
.spec {
  border-top: 1px solid var(--rule);
  margin: 0 0 32px;
  max-width: 760px;
}

.spec div {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 20px;
  padding: 15px 0;
  border-bottom: 1px solid var(--rule);
}

@media (max-width: 600px) {
  .spec div {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}

.spec dt {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--slate);
  margin: 0;
  padding-top: 3px;
}

.spec dd {
  margin: 0;
  font-size: 16px;
}


/* price table */
.ptable {
  width: 100%;
  border-collapse: collapse;
  font-size: 15.5px;
}

.ptable th,
.ptable td {
  text-align: left;
  padding: 16px 18px 16px 0;
  border-bottom: 1px solid var(--rule);
  vertical-align: top;
}

.ptable th {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--slate);
  font-weight: 500;
  border-bottom: 1.5px solid var(--ink);
}

.ptable td:last-child {
  text-align: right;
  padding-right: 0;
  font-family: var(--mono);
  font-size: 14px;
  white-space: nowrap;
}

.dark .ptable th {
  color: #7e8278;
  border-bottom-color: #4a4e45;
}

.dark .ptable td {
  border-bottom-color: var(--rule-dark);
}

@media (max-width: 600px) {
  .ptable,
  .ptable tbody,
  .ptable tr,
  .ptable td {
    display: block;
  }
  .ptable thead {
    display: none;
  }
  .ptable tr {
    padding: 18px 0;
    border-bottom: 1px solid var(--rule);
  }
  .ptable td {
    padding: 0;
    border: 0;
  }
  .ptable td + td {
    margin-top: 9px;
  }
  .ptable td:first-child {
    font-weight: 600;
  }
  .ptable td:last-child {
    text-align: left;
    white-space: normal;
  }
  .dark .ptable tr {
    border-bottom-color: var(--rule-dark);
  }
}


/* rule list */
.rule-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.rule-list li {
  border-top: 1px solid var(--rule);
  padding: 16px 0;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  font-size: 15.5px;
}

.rule-list li:last-child {
  border-bottom: 1px solid var(--rule);
}

.rule-list b {
  font-weight: 600;
}

.rule-list .k {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  color: var(--slate);
  padding-top: 4px;
}

.dark .rule-list li {
  border-color: var(--rule-dark);
  color: #b9bdb3;
}

.dark .rule-list b {
  color: var(--paper);
}

.dark .rule-list .k {
  color: #6e7268;
}


/* terms grid */
.terms {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}

@media (max-width: 760px) {
  .terms {
    grid-template-columns: 1fr;
  }
}

.term {
  background: var(--paper);
  padding: clamp(22px, 3vw, 32px);
}

.term-n {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--slate);
  display: block;
  margin-bottom: 14px;
}

.term p {
  margin: 0;
  font-size: 15.5px;
  color: #3a3c37;
}


/* case study */
.case {
  border-top: 1.5px solid var(--ink);
  padding: 34px 0 0;
  margin-bottom: 56px;
}


/* split */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(28px, 5vw, 64px);
  align-items: center;
}

@media (max-width: 880px) {
  .split {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}


/* faq */
.faq {
  max-width: 760px;
  border-top: 1px solid var(--rule);
}

.faq details {
  border-bottom: 1px solid var(--rule);
}

.faq summary {
  cursor: pointer;
  padding: 18px 0;
  font-family: var(--display);
  font-weight: 800;
  font-size: 17px;
  letter-spacing: -0.01em;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 16px;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "+";
  font-family: var(--mono);
  font-weight: 400;
  color: var(--slate);
}

.faq details[open] summary::after {
  content: "–";
}

.faq p {
  margin: 0 0 18px;
  max-width: 64ch;
  color: #3a3c37;
}


/* form embed */
.embed {
  border: 1px solid var(--rule);
  background: var(--paper-2);
  padding: clamp(24px, 4vw, 40px);
  max-width: 620px;
}


/* secondary band */
.secondary-in {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  padding-top: 34px;
  padding-bottom: 34px;
}

.secondary-in p {
  margin: 0;
  max-width: 58ch;
  font-size: 16px;
}


/* footer */
.foot {
  background: var(--panel);
  color: #8a8e84;
  border-top: 1px solid var(--rule-dark);
}

.foot-in {
  padding-top: 52px;
  padding-bottom: 40px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
}

@media (max-width: 860px) {
  .foot-in {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 560px) {
  .foot-in {
    grid-template-columns: 1fr;
  }
}

.foot .logo-word {
  color: var(--paper);
}

.foot h4 {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #5e6258;
  margin: 0 0 14px;
  font-weight: 500;
}

.foot ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.foot li {
  margin-bottom: 9px;
  font-size: 14.5px;
}

.foot a {
  text-decoration: none;
  transition: color 0.15s;
}

.foot a:hover {
  color: var(--paper);
}

.foot-bar {
  border-top: 1px solid var(--rule-dark);
  padding-top: 18px;
  padding-bottom: 28px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #5e6258;
}


/* forms */
.form-field {
  margin-bottom: 18px;
}

.form-field:last-of-type {
  margin-bottom: 22px;
}

.form-label {
  display: block;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #5e6258;
  margin: 0 0 8px;
  font-weight: 500;
}

.form-label .req {
  color: var(--flag);
  margin-left: 4px;
}

.form-input {
  width: 100%;
  font-family: var(--body);
  font-size: 15px;
  line-height: 1.5;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 0;
  padding: 11px 12px;
  -webkit-appearance: none;
  appearance: none;
  transition: border-color 0.15s ease;
}

.form-input:hover {
  border-color: var(--slate);
}

.form-input:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
  border-color: var(--ink);
}

textarea.form-input {
  min-height: 104px;
  resize: vertical;
}

select.form-input {
  background-image:
    linear-gradient(45deg, transparent 50%, var(--slate) 50%),
    linear-gradient(135deg, var(--slate) 50%, transparent 50%);
  background-position:
    calc(100% - 19px) 51%,
    calc(100% - 14px) 51%;
  background-size:
    5px 5px,
    5px 5px;
  background-repeat: no-repeat;
  padding-right: 40px;
}

button.form-submit {
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  justify-content: center;
  font-family: var(--mono);
}


/* Stays in the page rather than display:none, so the live region is already in
   the accessibility tree when its text arrives. A region that appears in the same
   frame as its message is announced unreliably. */
.form-status {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.5;
  visibility: hidden;
}

.form-status:empty {
  margin: 0;
}

.form-status.is-shown {
  visibility: visible;
}


/* sent: the fields give way to the confirmation, so nothing invites a second
   submission of the same enquiry */
.site-form.is-sent .form-field,
.site-form.is-sent .form-submit {
  display: none;
}

.site-form.is-sent .form-status {
  position: relative;
  margin: 0 auto;
  padding: 92px 0 12px;
  max-width: 26ch;
  text-align: center;
  font-family: var(--display);
  font-weight: 800;
  font-size: 21px;
  line-height: 1.3;
  letter-spacing: -0.015em;
  color: var(--ink);
}

.site-form.is-sent .form-status::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: 62px;
  height: 62px;
  margin-left: -31px;
  border: 2px solid var(--ink);
  border-radius: 50%;
}

.site-form.is-sent .form-status::after {
  content: "";
  position: absolute;
  top: 20px;
  left: 50%;
  width: 13px;
  height: 25px;
  margin-left: -8px;
  border: solid var(--ink);
  border-width: 0 2.5px 2.5px 0;
  transform: rotate(45deg);
}

.form-status.is-ok {
  color: var(--clear);
}

.form-status.is-error {
  color: var(--flag);
}