:root {
  --ink: #13201d;
  --ink-soft: #33443f;
  --paper: #f4f1e9;
  --paper-deep: #e9e3d7;
  --white: #fffdf7;
  --copper: #b9532d;
  --copper-dark: #71301f;
  --blue: #2556d8;
  --blue-dark: #142b69;
  --line: rgba(19, 32, 29, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

a:focus-visible {
  outline: 3px solid var(--copper);
  outline-offset: 5px;
}

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  width: 100%;
  height: 78px;
  padding: 0 max(28px, calc((100vw - 1180px) / 2));
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  background: rgba(244, 241, 233, 0.94);
  backdrop-filter: blur(14px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 18px;
  letter-spacing: -0.035em;
}

.brand strong {
  display: block;
  font-weight: 800;
}

.brand-mark,
.mini-mark {
  display: flex;
  align-items: end;
  justify-content: center;
  gap: 3px;
  width: 38px;
  height: 38px;
  padding: 9px;
  border-radius: 3px 12px 3px 3px;
  background: var(--copper);
}

.brand-mark i,
.mini-mark i {
  display: block;
  width: 4px;
  background: var(--white);
}

.brand-mark i:nth-child(1),
.mini-mark i:nth-child(1) {
  height: 9px;
}

.brand-mark i:nth-child(2),
.mini-mark i:nth-child(2) {
  height: 16px;
}

.brand-mark i:nth-child(3),
.mini-mark i:nth-child(3) {
  height: 12px;
}

nav {
  display: flex;
  gap: 32px;
  color: #52615d;
  font-size: 14px;
}

nav a:hover,
.footer-links a:hover,
.text-link:hover {
  color: var(--copper);
}

.header-contact {
  padding: 9px 17px;
  border: 1px solid var(--ink);
  border-radius: 3px 11px 3px 3px;
  font-size: 13px;
  font-weight: 700;
}

.hero {
  width: min(1180px, calc(100% - 56px));
  min-height: 700px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 0.94fr 1.06fr;
  align-items: center;
  gap: 70px;
}

.eyebrow {
  margin: 0 0 20px;
  color: var(--copper);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2 {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
  letter-spacing: -0.055em;
  line-height: 0.98;
}

h1 {
  margin-bottom: 28px;
  font-size: clamp(60px, 6.8vw, 102px);
}

h1 em,
h2 em {
  color: var(--copper);
  font-weight: 400;
}

.hero-lead {
  max-width: 570px;
  margin-bottom: 36px;
  color: var(--ink-soft);
  font-size: 19px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 26px;
}

.button {
  display: inline-flex;
  align-items: center;
  gap: 22px;
  padding: 14px 20px;
  border-radius: 3px 13px 3px 3px;
  font-size: 14px;
  font-weight: 800;
}

.button-primary {
  color: var(--white);
  background: var(--ink);
}

.button span,
.contact-mail span {
  font-size: 18px;
}

.text-link {
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  font-weight: 700;
}

.workbench {
  position: relative;
  min-height: 515px;
  overflow: hidden;
  border-radius: 5px 40px 5px 5px;
  background: var(--ink);
}

.grid-lines {
  position: absolute;
  inset: 0;
  opacity: 0.11;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.7) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.7) 1px, transparent 1px);
  background-size: 34px 34px;
}

.workbench-label {
  position: absolute;
  top: 30px;
  left: 32px;
  color: rgba(255, 255, 255, 0.48);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
}

.blueprint {
  position: absolute;
  inset: 95px 74px 75px;
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 3px 25px 3px 3px;
  background: rgba(255, 255, 255, 0.06);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.24);
}

.blueprint-top {
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255, 255, 255, 0.56);
  letter-spacing: 0.12em;
}

.mini-mark {
  width: 28px;
  height: 28px;
  padding: 6px;
}

.mini-mark i {
  width: 3px;
}

.blueprint-copy span {
  color: #df8966;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.blueprint-copy b {
  display: block;
  margin-top: 10px;
  color: var(--white);
  font-family: Georgia, serif;
  font-size: clamp(32px, 3vw, 47px);
  font-weight: 400;
  line-height: 1.06;
}

.blueprint-footer {
  display: grid;
  grid-template-columns: auto 1fr auto 1fr auto;
  align-items: center;
  gap: 10px;
  color: rgba(255, 255, 255, 0.45);
  font-size: 10px;
  text-transform: uppercase;
}

.blueprint-footer i {
  height: 1px;
  background: rgba(255, 255, 255, 0.17);
}

.signal-card {
  position: absolute;
  z-index: 2;
  min-width: 165px;
  padding: 15px;
  display: flex;
  align-items: center;
  gap: 11px;
  border-radius: 3px 13px 3px 3px;
  background: var(--white);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.26);
}

.signal-card > span {
  color: var(--copper);
  font-family: Georgia, serif;
  font-size: 24px;
}

.signal-card b,
.signal-card small {
  display: block;
}

.signal-card b {
  font-size: 12px;
}

.signal-card small {
  color: #73807c;
  font-size: 10px;
}

.signal-one {
  top: 72px;
  right: 20px;
}

.signal-two {
  bottom: 38px;
  left: 22px;
}

.principles {
  padding: 120px max(28px, calc((100vw - 1180px) / 2));
  border-top: 1px solid var(--line);
  background: var(--white);
}

.section-heading {
  display: grid;
  grid-template-columns: 0.65fr 1.35fr;
  align-items: start;
}

.section-heading h2,
.about-copy h2 {
  margin-bottom: 64px;
  font-size: clamp(44px, 5vw, 72px);
}

.principle-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.principle-grid article {
  min-height: 285px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 3px 18px 3px 3px;
}

.principle-grid article > span {
  color: var(--copper);
  font-family: Georgia, serif;
  font-size: 20px;
}

.principle-grid h3 {
  margin: 78px 0 13px;
  font-size: 21px;
}

.principle-grid p {
  color: #60706b;
  font-size: 14px;
}

.product-section {
  padding: 120px max(28px, calc((100vw - 1180px) / 2));
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  align-items: center;
  gap: 90px;
  color: var(--white);
  background: var(--blue-dark);
}

.eyebrow-light {
  color: #91afff;
}

.product-intro h2 {
  margin-bottom: 26px;
  font-size: clamp(48px, 5vw, 72px);
}

.product-intro > p:not(.eyebrow) {
  max-width: 520px;
  margin-bottom: 32px;
  color: #c4d2f6;
}

.button-light {
  color: var(--blue-dark);
  background: var(--white);
}

.product-card {
  padding: 34px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 5px 28px 5px 5px;
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 35px 70px rgba(0, 0, 0, 0.24);
}

.product-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.product-brand > span {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 10px 10px 4px 10px;
  color: var(--blue);
  background: var(--white);
  font-family: Georgia, serif;
  font-size: 22px;
  font-style: italic;
}

.product-brand b,
.product-brand small {
  display: block;
}

.product-brand small {
  color: #a9bce8;
  font-size: 10px;
}

.search-line {
  margin: 30px 0 12px;
  padding: 16px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
  border-radius: 7px;
  color: var(--ink);
  background: var(--white);
}

.search-line p {
  margin: 0;
  color: #6d7888;
  font-size: 13px;
}

kbd {
  padding: 4px 7px;
  border: 1px solid #d9dee8;
  border-radius: 4px;
  color: #7a8390;
  font-family: inherit;
  font-size: 9px;
}

.product-result {
  padding: 14px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
  border-radius: 7px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.92);
}

.product-result i {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 6px;
  color: var(--white);
  background: var(--blue);
  font-style: normal;
  font-weight: 800;
}

.product-result b,
.product-result small {
  display: block;
}

.product-result b {
  font-size: 12px;
}

.product-result small {
  color: #7a8390;
  font-size: 10px;
}

.product-claim {
  margin: 22px 0 0;
  color: #afc2ef;
  font-family: Georgia, serif;
  font-size: 20px;
  font-style: italic;
  text-align: right;
}

.about-section {
  min-height: 680px;
  padding: 120px max(28px, calc((100vw - 1180px) / 2));
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  align-items: center;
  gap: 80px;
}

.about-number {
  color: var(--paper-deep);
  font-family: Georgia, serif;
  font-size: clamp(120px, 17vw, 250px);
  font-style: italic;
  letter-spacing: -0.1em;
  line-height: 0.8;
}

.about-copy h2 {
  margin-bottom: 30px;
}

.about-copy > p:not(.eyebrow) {
  max-width: 650px;
  color: var(--ink-soft);
}

dl {
  margin: 38px 0 0;
  border-top: 1px solid var(--line);
}

dl div {
  padding: 13px 0;
  display: grid;
  grid-template-columns: 150px 1fr;
  border-bottom: 1px solid var(--line);
}

dt {
  color: #72807c;
  font-size: 12px;
}

dd {
  margin: 0;
  font-size: 13px;
  font-weight: 700;
}

.contact-section {
  padding: 105px max(28px, calc((100vw - 1180px) / 2));
  color: var(--white);
  background: var(--copper-dark);
  text-align: center;
}

.contact-section h2 {
  max-width: 860px;
  margin: 0 auto 22px;
  font-size: clamp(44px, 5.5vw, 76px);
}

.contact-section > p:not(.eyebrow) {
  color: #e1c2b7;
}

.contact-mail {
  display: inline-flex;
  align-items: center;
  gap: 22px;
  margin-top: 20px;
  padding-bottom: 7px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.55);
  font-size: 18px;
  font-weight: 800;
}

footer {
  color: #e5e9e7;
  background: var(--ink);
}

.footer-top {
  min-height: 170px;
  padding: 45px max(28px, calc((100vw - 1180px) / 2));
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  gap: 55px;
}

.footer-links {
  display: flex;
  gap: 22px;
  color: #9daba7;
  font-size: 12px;
}

.footer-top > p {
  margin: 0;
  color: #71817c;
  font-size: 11px;
}

.legal {
  padding: 80px max(28px, calc((100vw - 1180px) / 2));
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: 80px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: #aeb9b6;
}

.legal article {
  scroll-margin-top: 100px;
}

.legal h2 {
  margin-bottom: 28px;
  color: var(--white);
  font-size: 35px;
}

.legal h3 {
  margin: 26px 0 7px;
  color: #d8dedc;
  font-size: 13px;
}

.legal p {
  font-size: 12px;
  line-height: 1.75;
}

.legal a {
  color: var(--white);
  text-decoration: underline;
}

@media (max-width: 900px) {
  nav {
    display: none;
  }

  .hero,
  .product-section,
  .about-section {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 80px 0;
  }

  .workbench {
    min-height: 480px;
  }

  .section-heading {
    grid-template-columns: 1fr;
  }

  .principle-grid {
    grid-template-columns: 1fr;
  }

  .principle-grid article {
    min-height: auto;
  }

  .principle-grid h3 {
    margin-top: 36px;
  }

  .about-number {
    display: none;
  }

  .footer-top,
  .legal {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .site-header {
    height: 70px;
    padding-inline: 18px;
  }

  .brand {
    font-size: 15px;
  }

  .brand-mark {
    width: 33px;
    height: 33px;
  }

  .header-contact {
    padding: 8px 12px;
  }

  .hero {
    width: min(100% - 36px, 1180px);
    gap: 42px;
  }

  h1 {
    font-size: 55px;
  }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .workbench {
    min-height: 410px;
  }

  .blueprint {
    inset: 90px 25px 65px;
    padding: 24px;
  }

  .signal-card {
    min-width: 145px;
  }

  .signal-one {
    right: 8px;
  }

  .signal-two {
    left: 8px;
  }

  .principles,
  .product-section,
  .about-section,
  .contact-section {
    padding-block: 85px;
  }

  .product-section {
    gap: 55px;
  }

  .product-card {
    padding: 22px;
  }

  .footer-top {
    gap: 25px;
  }

  .footer-links {
    flex-wrap: wrap;
  }

  dl div {
    grid-template-columns: 110px 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}