:root {
  --d: #c62828;
  --i: #f9a825;
  --s: #2e7d32;
  --c: #1565c0;
  --d-soft: #fbe9e7;
  --i-soft: #fff8e1;
  --s-soft: #e8f5e9;
  --c-soft: #e3f2fd;
  --ink: #1a2330;
  --mute: #5a6573;
  --line: #d9dee6;
  --paper: #f4f6f8;
  --card: #ffffff;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body.site {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Source Sans 3", "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.6;
}
a { color: inherit; }
button, input, select, textarea { font: inherit; color: inherit; }

.disc-bar {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  height: 5px;
}
.disc-bar span, .brand-bars i { display: block; }
.disc-bar .d, .brand-bars .d, .steps__n--d { background: var(--d); }
.disc-bar .i, .brand-bars .i, .steps__n--i { background: var(--i); }
.disc-bar .s, .brand-bars .s, .steps__n--s { background: var(--s); }
.disc-bar .c, .brand-bars .c, .steps__n--c { background: var(--c); }

.site-header {
  width: min(1080px, calc(100% - 40px));
  margin: 0 auto;
  padding: 28px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  border-bottom: 1px solid var(--line);
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  min-width: 0;
}
.brand-bars {
  display: grid;
  grid-template-columns: repeat(4, 6px);
  gap: 3px;
  height: 32px;
}
.brand-text b {
  display: block;
  font-family: "Source Serif 4", Georgia, serif;
  font-size: 22px;
  font-weight: 600;
  line-height: 1.1;
}
.brand-text small {
  display: block;
  margin-top: 3px;
  color: var(--mute);
  font-size: 12px;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.site-header nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  align-items: center;
  font-size: 15px;
}
.site-header nav a { text-decoration: none; color: var(--mute); }
.site-header nav a:hover,
.site-header nav a[aria-current="page"] { color: var(--ink); }
.site-header nav a[aria-current="page"] { font-weight: 700; }
.nav-cta {
  color: var(--ink) !important;
  padding: 8px 0 8px 16px;
  border-left: 1px solid var(--line);
  font-weight: 700;
}

.hero, .section {
  width: min(1080px, calc(100% - 40px));
  margin: 0 auto;
}
.hero {
  display: grid;
  grid-template-columns: 1.25fr .75fr;
  gap: 56px;
  align-items: start;
  padding: 48px 0 56px;
  border-bottom: 1px solid var(--line);
}
.kicker {
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--c);
}
.hero h1, .section h2 {
  font-family: "Source Serif 4", Georgia, serif;
  font-weight: 600;
  letter-spacing: -.02em;
  line-height: 1.18;
  margin: 0 0 16px;
}
.hero h1 { font-size: clamp(32px, 4.4vw, 48px); }
.section h2 { font-size: clamp(26px, 3vw, 36px); }
.lede {
  max-width: 40em;
  color: var(--mute);
  margin: 0 0 24px;
}
.actions { display: flex; gap: 12px; flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  border: 0;
  padding: 12px 20px;
  background: var(--c);
  color: #fff;
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
}
.btn:hover { filter: brightness(1.05); }
.btn--ghost {
  background: transparent;
  color: var(--ink);
  box-shadow: inset 0 0 0 1px var(--ink);
}

.hero-aside {
  padding-top: 28px;
  border-top: 4px solid var(--c);
}
.plain-list {
  margin: 0;
  padding: 0;
  list-style: none;
}
.plain-list li {
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  color: var(--mute);
  font-size: 15px;
}
.plain-list li:last-child { border-bottom: 0; }

.section { padding: 48px 0; border-bottom: 1px solid var(--line); }
.section:last-of-type { border-bottom: 0; }
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin: 0 0 28px;
  color: var(--mute);
}
.split p { margin: 0; }

.spec {
  width: 100%;
  border-collapse: collapse;
}
.spec th, .spec td {
  padding: 16px 0;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}
.spec tr:first-child th, .spec tr:first-child td { border-top: 1px solid var(--ink); }
.spec th {
  width: 24%;
  padding-right: 20px;
  font-size: 13px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink);
}

.factors {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--ink);
}
.factor {
  padding: 20px 20px 24px 0;
  border-bottom: 1px solid var(--line);
}
.factor + .factor { padding-left: 20px; border-left: 1px solid var(--line); }
.factor b {
  display: block;
  font-family: "Source Serif 4", Georgia, serif;
  font-size: 36px;
  line-height: 1;
  font-weight: 600;
}
.factor--d b { color: var(--d); }
.factor--i b { color: var(--i); }
.factor--s b { color: var(--s); }
.factor--c b { color: var(--c); }
.factor strong {
  display: block;
  margin: 10px 0 6px;
  font-size: 13px;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.factor span {
  display: block;
  color: var(--mute);
  font-size: 15px;
}

.steps {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--ink);
}
.steps li {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 18px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}
.steps__n {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 700;
  font-size: 14px;
}
.steps li strong {
  display: block;
  margin-bottom: 4px;
  font-size: 17px;
}
.steps li p {
  margin: 0;
  color: var(--mute);
  font-size: 15px;
}

.faq {
  margin: 0;
  border-top: 1px solid var(--ink);
}
.faq > div {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 24px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}
.faq dt {
  margin: 0;
  font-weight: 700;
  font-size: 16px;
}
.faq dd {
  margin: 0;
  color: var(--mute);
  font-size: 15px;
}

.section--form {
  background: var(--card);
  width: 100%;
  max-width: none;
  padding: 56px 20px 72px;
  margin: 0;
  border-top: 1px solid var(--line);
  border-bottom: 0;
}
.section--form > * {
  width: min(760px, 100%);
  margin-left: auto;
  margin-right: auto;
}

form.req {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 20px;
}
.req label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--mute);
}
.req .full { grid-column: 1 / -1; }
.req input, .req select, .req textarea {
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line);
  padding: 10px 0;
  border-radius: 0;
}
.req textarea { min-height: 110px; resize: vertical; }
.req input:focus, .req select:focus, .req textarea:focus {
  outline: none;
  border-bottom-color: var(--c);
}
.check {
  flex-direction: row !important;
  align-items: flex-start;
  gap: 8px !important;
  letter-spacing: 0 !important;
  text-transform: none !important;
  font-weight: 400 !important;
  color: var(--ink) !important;
}
.flash {
  border-left: 4px solid var(--s);
  background: var(--s-soft);
  color: var(--s);
  padding: 12px 14px;
}
.err { color: var(--d); font-size: 14px; }
.hp { position: absolute; left: -9999px; }

.site-footer { margin-top: 0; }
.disc-bar--foot { height: 5px; }
.site-footer__row {
  width: min(1080px, calc(100% - 40px));
  margin: 0 auto;
  padding: 20px 0 32px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  color: var(--mute);
  font-size: 13px;
}

.site-top {
  background: var(--paper);
}
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  margin: 0;
  padding: 11px 8px;
  border: 0;
  background: transparent;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--ink);
  transition: transform .2s ease, opacity .2s ease;
}
.nav-toggle span + span { margin-top: 7px; }
.site-header.is-open .nav-toggle span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}
.site-header.is-open .nav-toggle span:nth-child(2) { opacity: 0; }
.site-header.is-open .nav-toggle span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

@media (max-width: 860px) {
  body.site { font-size: 16px; }
  body.site.nav-open { overflow: hidden; }

  .site-top {
    position: sticky;
    top: 0;
    z-index: 50;
    border-bottom: 1px solid var(--line);
  }

  .site-header {
    width: 100%;
    max-width: none;
    margin: 0;
    padding: 10px 16px 12px;
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 8px 12px;
    border-bottom: 0;
  }
  .nav-toggle { display: block; }
  .brand { min-width: 0; }
  .brand-text b { font-size: 18px; }
  .brand-text small { font-size: 10px; letter-spacing: .03em; }
  .site-header nav {
    display: none;
    grid-column: 1 / -1;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 4px 0 8px;
  }
  .site-header.is-open nav { display: flex; }
  .site-header nav a {
    padding: 14px 0;
    border-bottom: 1px solid var(--line);
    font-size: 16px;
  }
  .nav-cta {
    border-left: 0;
    padding: 14px 0 !important;
    font-weight: 700;
  }

  .hero, .section, .site-footer__row {
    width: min(1080px, calc(100% - 32px));
  }
  .hero, .split, .factors, .faq > div, form.req {
    grid-template-columns: 1fr;
  }
  .hero {
    gap: 28px;
    padding: 28px 0 32px;
  }
  .hero h1 { font-size: clamp(26px, 8vw, 34px); }
  .section { padding: 32px 0; }
  .section h2 { font-size: clamp(22px, 6.4vw, 30px); }
  .lede { margin-bottom: 18px; }
  .hero-aside { padding-top: 18px; }

  .actions { flex-direction: column; align-items: stretch; }
  .actions .btn, .section p > .btn { width: 100%; min-height: 44px; }
  .btn { min-height: 44px; }

  .spec, .spec tbody, .spec tr, .spec th, .spec td { display: block; width: 100%; }
  .spec th {
    width: auto;
    padding: 14px 0 4px;
    border-bottom: 0;
  }
  .spec td { padding: 0 0 14px; }
  .spec tr:first-child th { border-top: 1px solid var(--ink); padding-top: 16px; }

  .factor + .factor { padding-left: 0; border-left: 0; }
  .factor { padding: 16px 0; }

  .faq dt { font-size: 15px; }
  .faq dd { font-size: 15px; }

  .req input, .req select, .req textarea {
    min-height: 44px;
    font-size: 16px;
  }
  .check { padding: 8px 0; }
  .section--form { padding: 36px 16px 48px; }
  .steps li { gap: 12px; padding: 16px 0; }

  .site-footer__row {
    flex-direction: column;
    padding: 16px 0 28px;
  }
}

@media (max-width: 420px) {
  .brand-text small { display: none; }
  .brand-bars { height: 26px; grid-template-columns: repeat(4, 5px); }
}