:root {
  --paper: #f5f4ef;
  --paper-deep: #ebe9e1;
  --ink: #172127;
  --ink-soft: #526168;
  --night: #111b20;
  --night-raised: #18272d;
  --accent: #69b955;
  --accent-deep: #3f8f3f;
  --accent-pale: #dceab2;
  --warm: #9fca3a;
  --line: rgba(23, 33, 39, .14);
  --white: #fff;
  --radius: 1.5rem;
  --shadow: 0 1.8rem 4rem rgba(30, 48, 53, .12);
  --shell: min(1180px, calc(100% - 3rem));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Avenir Next", Avenir, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

body.menu-open {
  overflow: hidden;
}

a {
  color: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

.shell {
  width: var(--shell);
  margin-inline: auto;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 1rem;
  left: 1rem;
  padding: .75rem 1rem;
  border-radius: .5rem;
  background: var(--ink);
  color: var(--white);
  transform: translateY(-200%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: fixed;
  z-index: 100;
  top: 0;
  width: 100%;
  border-bottom: 1px solid transparent;
  transition: background-color .25s ease, border-color .25s ease, box-shadow .25s ease;
}

.site-header.is-scrolled {
  border-color: var(--line);
  background: rgba(245, 244, 239, .9);
  box-shadow: 0 .5rem 2rem rgba(23, 33, 39, .06);
  backdrop-filter: blur(18px);
}

.header-inner {
  display: flex;
  min-height: 5.25rem;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: .7rem;
  color: var(--ink);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -.035em;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 2.2rem;
  height: 2.2rem;
  place-items: center;
  border-radius: .7rem;
  background: var(--ink);
  color: var(--paper);
  font-family: Georgia, serif;
  font-size: 1.3rem;
  font-style: italic;
}

.main-navigation {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.main-navigation a {
  color: #344249;
  font-size: .93rem;
  font-weight: 600;
  text-decoration: none;
}

.main-navigation a:not(.nav-cta):hover {
  color: var(--accent-deep);
}

.nav-cta {
  padding: .7rem 1.05rem;
  border-radius: 999px;
  background: var(--ink);
  color: var(--white) !important;
}

.menu-button {
  display: none;
  width: 2.8rem;
  height: 2.8rem;
  padding: .75rem;
  border: 0;
  background: transparent;
}

.menu-button span:not(.sr-only) {
  display: block;
  width: 100%;
  height: 2px;
  margin: .35rem 0;
  background: var(--ink);
  transition: transform .2s ease;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 10.5rem 0 3rem;
}

.hero::before {
  position: absolute;
  z-index: -1;
  top: -15rem;
  right: -15rem;
  width: 46rem;
  height: 46rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(105, 185, 85, .15), rgba(105, 185, 85, 0) 66%);
  content: "";
}

.hero-grid {
  display: grid;
  min-height: 36rem;
  align-items: center;
  grid-template-columns: 1.02fr .98fr;
  gap: 4rem;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: .65rem;
  margin: 0 0 1.4rem;
  color: var(--accent-deep);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .13em;
  text-transform: uppercase;
}

.eyebrow span {
  width: 1.8rem;
  height: 2px;
  background: currentColor;
}

.hero h1,
.section-heading h2,
.auren-copy h2,
.knowledge-copy h2,
.contact h2 {
  margin: 0;
  font-size: clamp(3.25rem, 7vw, 6.9rem);
  font-weight: 650;
  letter-spacing: -.075em;
  line-height: .94;
}

.hero h1 em {
  color: var(--accent);
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
}

.hero-lead {
  max-width: 41rem;
  margin: 2rem 0 0;
  color: var(--ink-soft);
  font-size: clamp(1.12rem, 2vw, 1.35rem);
  line-height: 1.55;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
  margin-top: 2.25rem;
}

.button {
  display: inline-flex;
  min-height: 3.25rem;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .8rem 1.25rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: .94rem;
  font-weight: 700;
  text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease, background-color .2s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  background: var(--accent);
  box-shadow: 0 .75rem 1.8rem rgba(105, 185, 85, .2);
  color: var(--white);
}

.button-primary:hover {
  background: var(--accent-deep);
}

.button-secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, .55);
}

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

.hero-system {
  position: relative;
  min-height: 34rem;
}

.system-glow {
  position: absolute;
  top: 10%;
  left: 16%;
  width: 70%;
  height: 70%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(105, 185, 85, .24), rgba(105, 185, 85, 0) 68%);
  filter: blur(16px);
}

.system-card {
  position: absolute;
  z-index: 2;
  padding: 1.15rem;
  border: 1px solid rgba(255, 255, 255, .7);
  border-radius: 1.15rem;
  background: rgba(255, 255, 255, .78);
  box-shadow: var(--shadow);
  backdrop-filter: blur(15px);
}

.system-card strong,
.system-card small,
.system-card span {
  display: block;
}

.system-card-main {
  top: 29%;
  left: 25%;
  width: 52%;
  padding: 2rem;
  background: var(--night);
  color: var(--white);
}

.system-kicker {
  margin-bottom: 2rem;
  color: #8eb7af;
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .13em;
  text-transform: uppercase;
}

.system-card-main strong {
  font-size: 1.65rem;
  letter-spacing: -.04em;
}

.system-card-main p {
  margin: .3rem 0 0;
  color: #aebfc3;
  font-size: .92rem;
}

.system-card-a {
  top: 4%;
  left: 4%;
  width: 10rem;
  transform: rotate(-3deg);
}

.system-card-b {
  top: 9%;
  right: 1%;
  width: 11rem;
  transform: rotate(3deg);
}

.system-card-c {
  right: 5%;
  bottom: 4%;
  width: 10rem;
  transform: rotate(-2deg);
}

.system-card:not(.system-card-main) span {
  margin-bottom: 1.2rem;
  color: var(--accent);
  font-size: .75rem;
  font-weight: 800;
}

.system-card:not(.system-card-main) strong {
  font-size: 1rem;
}

.system-card:not(.system-card-main) small {
  margin-top: .15rem;
  color: var(--ink-soft);
}

.system-line {
  position: absolute;
  z-index: 1;
  height: 1px;
  background: rgba(105, 185, 85, .38);
  transform-origin: left center;
}

.system-line-a {
  top: 29%;
  left: 25%;
  width: 13rem;
  transform: rotate(31deg);
}

.system-line-b {
  top: 31%;
  left: 58%;
  width: 10rem;
  transform: rotate(-43deg);
}

.system-line-c {
  top: 63%;
  left: 62%;
  width: 11rem;
  transform: rotate(42deg);
}

.competence-bar {
  display: grid;
  margin-top: 3rem;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  grid-template-columns: repeat(4, 1fr);
}

.competence-bar span {
  padding: 1.25rem 1rem;
  color: var(--ink-soft);
  font-size: .82rem;
  font-weight: 700;
  text-align: center;
}

.competence-bar span + span {
  border-left: 1px solid var(--line);
}

.section {
  padding: 8rem 0;
}

.section-heading {
  display: grid;
  margin-bottom: 4rem;
  align-items: end;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.section-heading .eyebrow {
  grid-column: 1 / -1;
  margin-bottom: -2rem;
}

.section-heading h2,
.auren-copy h2,
.knowledge-copy h2,
.contact h2 {
  font-size: clamp(2.6rem, 5vw, 5.3rem);
}

.section-heading > p:last-child {
  max-width: 30rem;
  margin: 0;
  color: var(--ink-soft);
  font-size: 1.12rem;
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.solution-card {
  position: relative;
  display: flex;
  min-height: 31rem;
  flex-direction: column;
  padding: 2rem;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .5);
}

.solution-card::after {
  position: absolute;
  right: -5rem;
  bottom: -5rem;
  width: 11rem;
  height: 11rem;
  border-radius: 50%;
  background: var(--accent-pale);
  content: "";
  opacity: 0;
  transition: opacity .25s ease, transform .25s ease;
}

.solution-card:hover::after {
  opacity: .45;
  transform: scale(1.25);
}

.card-number {
  margin-bottom: auto;
  color: var(--accent);
  font-size: .8rem;
  font-weight: 800;
}

.solution-card h3 {
  margin: 3rem 0 .8rem;
  font-size: 1.65rem;
  letter-spacing: -.04em;
}

.solution-card p {
  margin: 0;
  color: var(--ink-soft);
}

.solution-card ul {
  margin: 1.5rem 0 2rem;
  padding: 0;
  list-style: none;
}

.solution-card li {
  padding: .55rem 0;
  border-top: 1px solid var(--line);
  font-size: .9rem;
  font-weight: 650;
}

.solution-card a,
.product-step a,
.text-link {
  position: relative;
  z-index: 1;
  color: var(--accent-deep);
  font-size: .9rem;
  font-weight: 800;
  text-decoration: none;
}

.products {
  position: relative;
  overflow: hidden;
  background: var(--night);
  color: var(--white);
}

.products::before {
  position: absolute;
  top: -18rem;
  right: -15rem;
  width: 38rem;
  height: 38rem;
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: 50%;
  content: "";
  box-shadow: 0 0 0 6rem rgba(255, 255, 255, .015), 0 0 0 12rem rgba(255, 255, 255, .01);
}

.section-heading-light {
  display: block;
  max-width: 55rem;
}

.section-heading-light .eyebrow {
  margin-bottom: 1.4rem;
  color: #76c3b8;
}

.product-path {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255, 255, 255, .12);
}

.product-step {
  position: relative;
  min-height: 25rem;
  padding: 2rem;
  background: var(--night);
}

.product-step-accent {
  background: var(--night-raised);
}

.product-meta {
  display: flex;
  justify-content: space-between;
  color: #799097;
  font-size: .7rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.product-step h3 {
  margin: 7rem 0 1rem;
  font-size: 2rem;
  letter-spacing: -.05em;
}

.product-step p {
  color: #aebfc3;
}

.product-status {
  position: absolute;
  bottom: 2rem;
  padding: .4rem .7rem;
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 999px;
  color: #aebfc3;
  font-size: .73rem;
}

.product-step a {
  position: absolute;
  bottom: 2rem;
  color: #7bd0c4;
}

.auren-section {
  overflow: hidden;
}

.auren-grid {
  display: grid;
  align-items: center;
  grid-template-columns: .9fr 1.1fr;
  gap: 7rem;
}

.auren-orbit {
  position: relative;
  min-height: 31rem;
}

.orbit {
  position: absolute;
  border: 1px solid rgba(105, 185, 85, .26);
  border-radius: 50%;
}

.orbit-outer {
  inset: 5%;
}

.orbit-inner {
  inset: 23%;
  border-style: dashed;
}

.auren-core {
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  width: 7rem;
  height: 7rem;
  place-items: center;
  border-radius: 2.2rem;
  background: var(--accent);
  box-shadow: 0 1.5rem 4rem rgba(105, 185, 85, .28);
  color: var(--white);
  font-family: Georgia, serif;
  font-size: 3.3rem;
  transform: translate(-50%, -50%) rotate(4deg);
}

.orbit-label {
  position: absolute;
  padding: .5rem .8rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
  color: var(--ink-soft);
  font-size: .75rem;
  font-weight: 750;
}

.orbit-label-a {
  top: 6%;
  left: 45%;
}

.orbit-label-b {
  right: 3%;
  bottom: 23%;
}

.orbit-label-c {
  bottom: 10%;
  left: 7%;
}

.auren-copy p:not(.eyebrow) {
  max-width: 39rem;
  margin: 1.7rem 0;
  color: var(--ink-soft);
  font-size: 1.08rem;
}

.auren-points {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: 2rem;
}

.auren-points span {
  padding: .55rem .8rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: .78rem;
  font-weight: 700;
}

.knowledge {
  background: var(--paper-deep);
}

.knowledge-grid {
  display: grid;
  align-items: center;
  grid-template-columns: 1fr 1fr;
  gap: 7rem;
}

.books-visual {
  position: relative;
  min-height: 31rem;
  perspective: 1200px;
}

.book {
  position: absolute;
  display: flex;
  width: 19rem;
  height: 26rem;
  flex-direction: column;
  justify-content: space-between;
  padding: 2rem;
  border-radius: .4rem 1rem 1rem .4rem;
  box-shadow: var(--shadow);
}

.book::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 1rem;
  width: 1px;
  background: rgba(255, 255, 255, .16);
  content: "";
}

.book-front {
  z-index: 2;
  top: 1rem;
  left: 22%;
  background: linear-gradient(145deg, #173138, #0c1a1f);
  color: var(--white);
  transform: rotateY(-8deg) rotateZ(-2deg);
}

.book-back {
  top: 4rem;
  left: 9%;
  width: 18rem;
  height: 24rem;
  align-items: flex-end;
  background: #d6ae72;
  color: #283034;
  transform: rotateY(8deg) rotateZ(5deg);
}

.book-label {
  color: #85c8be;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.book-front strong {
  font-family: Georgia, serif;
  font-size: 8rem;
  font-weight: 400;
  letter-spacing: -.09em;
  line-height: 1;
}

.book-front small {
  color: #adbec2;
  font-size: .75rem;
  letter-spacing: .08em;
}

.knowledge-copy p:not(.eyebrow) {
  max-width: 38rem;
  color: var(--ink-soft);
  font-size: 1.08rem;
}

.knowledge-copy .subtle {
  font-size: .88rem !important;
}

.text-link {
  display: inline-block;
  margin-top: 1rem;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7rem;
}

.about-grid .section-heading {
  display: block;
  margin: 0;
}

.about-grid .section-heading .eyebrow {
  margin-bottom: 1.4rem;
}

.about-lead {
  margin-top: 0;
  font-size: 1.4rem;
  font-weight: 560;
  letter-spacing: -.02em;
  line-height: 1.45;
}

.about-copy > p:not(.about-lead) {
  color: var(--ink-soft);
}

.principles {
  margin-top: 2.3rem;
  border-top: 1px solid var(--line);
}

.principles div {
  display: grid;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
  grid-template-columns: 8rem 1fr;
}

.principles span {
  color: var(--ink-soft);
}

.contact {
  padding-top: 2rem;
}

.contact-panel {
  display: grid;
  padding: clamp(2rem, 6vw, 5rem);
  border-radius: 2rem;
  background: var(--accent-pale);
  grid-template-columns: 1.25fr .75fr;
  gap: 4rem;
}

.contact-panel p:not(.eyebrow) {
  max-width: 40rem;
  margin-bottom: 0;
  color: #445c5b;
}

.contact-action {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  flex-direction: column;
  gap: 1rem;
}

.contact-action span {
  color: #526b69;
  font-size: .82rem;
}

.site-footer {
  margin-top: 7rem;
  padding: 4rem 0 1.5rem;
  background: var(--night);
  color: var(--white);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
}

.brand-footer {
  color: var(--white);
}

.brand-footer .brand-mark {
  background: var(--accent);
}

.footer-grid p {
  color: #8fa1a6;
}

.footer-links {
  display: flex;
  align-items: flex-start;
  flex-direction: column;
  gap: .65rem;
}

.footer-links a {
  color: #b2c0c3;
  font-size: .9rem;
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--white);
}

.footer-bottom {
  display: flex;
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, .1);
  justify-content: space-between;
  color: #71858a;
  font-size: .75rem;
}

.legal-page {
  min-height: 100vh;
  padding: 8rem 0 4rem;
}

.legal-content {
  max-width: 760px;
}

.legal-content h1 {
  margin: 1rem 0 2rem;
  font-size: clamp(2.8rem, 7vw, 5rem);
  letter-spacing: -.06em;
  line-height: 1;
}

.legal-content h2 {
  margin-top: 2.5rem;
}

.draft-notice {
  padding: 1rem 1.2rem;
  border: 1px solid #c99745;
  border-radius: 1rem;
  background: #fff2d8;
  color: #674917;
}

.legal-back {
  display: inline-flex;
  margin-top: 3rem;
  color: var(--accent-deep);
  font-weight: 750;
}

.reveal {
  opacity: 0;
  transform: translateY(1.2rem);
  transition: opacity .65s ease, transform .65s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid var(--warm);
  outline-offset: 4px;
}

@media (max-width: 960px) {
  .hero-grid,
  .section-heading,
  .auren-grid,
  .knowledge-grid,
  .about-grid,
  .contact-panel {
    grid-template-columns: 1fr;
  }

  .hero-grid,
  .auren-grid,
  .knowledge-grid,
  .about-grid {
    gap: 3.5rem;
  }

  .hero-system {
    min-height: 30rem;
  }

  .section-heading .eyebrow {
    margin-bottom: 0;
  }

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

  .solution-card {
    min-height: auto;
  }

  .card-number {
    margin-bottom: 2rem;
  }

  .product-path {
    grid-template-columns: 1fr;
  }

  .product-step {
    min-height: 22rem;
  }

  .books-visual {
    width: min(100%, 36rem);
    margin-inline: auto;
  }

  .contact-action {
    justify-content: flex-start;
  }
}

@media (max-width: 760px) {
  :root {
    --shell: min(100% - 2rem, 1180px);
  }

  .header-inner {
    min-height: 4.5rem;
  }

  .menu-button {
    position: relative;
    z-index: 102;
    display: block;
  }

  .menu-button[aria-expanded="true"] span:nth-of-type(2) {
    transform: translateY(4px) rotate(45deg);
  }

  .menu-button[aria-expanded="true"] span:nth-of-type(3) {
    transform: translateY(-4px) rotate(-45deg);
  }

  .main-navigation {
    position: fixed;
    z-index: 101;
    inset: 0;
    display: flex;
    padding: 7rem 1.5rem 2rem;
    align-items: stretch;
    justify-content: flex-start;
    background: var(--paper);
    flex-direction: column;
    gap: 0;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-1rem);
    transition: opacity .2s ease, transform .2s ease;
  }

  .main-navigation.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .main-navigation a {
    padding: 1rem 0;
    border-bottom: 1px solid var(--line);
    font-size: 1.35rem;
  }

  .nav-cta {
    margin-top: 1rem;
    padding: .9rem 1rem !important;
    text-align: center;
  }

  .hero {
    padding-top: 8rem;
  }

  .hero-grid {
    min-height: auto;
  }

  .hero h1 {
    font-size: clamp(3.2rem, 16vw, 5.2rem);
  }

  .hero-system {
    min-height: 25rem;
    transform: scale(.94);
  }

  .system-card-main {
    left: 14%;
    width: 72%;
  }

  .system-card-a {
    left: 0;
  }

  .system-card-b {
    right: 0;
  }

  .system-card-c {
    right: 0;
  }

  .competence-bar {
    grid-template-columns: 1fr 1fr;
  }

  .competence-bar span:nth-child(3) {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .competence-bar span:nth-child(4) {
    border-top: 1px solid var(--line);
  }

  .section {
    padding: 5.5rem 0;
  }

  .section-heading {
    gap: 1.5rem;
  }

  .section-heading h2,
  .auren-copy h2,
  .knowledge-copy h2,
  .contact h2 {
    font-size: clamp(2.7rem, 12vw, 4rem);
  }

  .solution-card {
    padding: 1.5rem;
  }

  .auren-orbit {
    min-height: 23rem;
  }

  .knowledge-grid {
    gap: 1rem;
  }

  .books-visual {
    min-height: 26rem;
    transform: scale(.82);
    transform-origin: center;
  }

  .book-front {
    left: 18%;
  }

  .about-grid .section-heading h2 {
    font-size: clamp(2.7rem, 12vw, 4rem);
  }

  .principles div {
    grid-template-columns: 1fr;
    gap: .2rem;
  }

  .contact-panel {
    gap: 2rem;
  }

  .contact-action .button {
    width: 100%;
    font-size: .8rem;
  }

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

  .footer-grid > div:first-child {
    grid-column: 1 / -1;
  }
}

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

  *,
  *::before,
  *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* Visual refinement v2 */

:root {
  --accent-bright: #9fca3a;
  --warm-bright: #b7d84b;
  --blue-black: #0b171d;
}

body::before {
  position: fixed;
  z-index: -10;
  inset: 0;
  background-image: radial-gradient(rgba(20, 48, 52, .1) .55px, transparent .55px);
  background-size: 7px 7px;
  content: "";
  opacity: .23;
  pointer-events: none;
}

.scroll-progress {
  position: fixed;
  z-index: 1000;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  pointer-events: none;
}

.scroll-progress span {
  display: block;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, var(--accent-bright), var(--warm-bright));
  transform: scaleX(0);
  transform-origin: left;
}

.brand-mark {
  position: relative;
  overflow: hidden;
  background: linear-gradient(145deg, var(--ink), #27444c);
  box-shadow: 0 .45rem 1.1rem rgba(23, 33, 39, .2);
}

.brand-mark::after {
  position: absolute;
  top: -.5rem;
  right: -.35rem;
  width: 1.3rem;
  height: 1.3rem;
  border-radius: 50%;
  background: var(--accent-bright);
  content: "";
  opacity: .8;
}

.main-navigation a:not(.nav-cta) {
  position: relative;
}

.main-navigation a:not(.nav-cta)::after {
  position: absolute;
  right: 0;
  bottom: -.35rem;
  left: 0;
  height: 2px;
  background: var(--accent);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .2s ease;
}

.main-navigation a:not(.nav-cta):hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.hero {
  min-height: 54rem;
  background:
    radial-gradient(circle at 76% 27%, rgba(159, 202, 58, .16), transparent 27rem),
    linear-gradient(135deg, rgba(255, 255, 255, .5), transparent 55%);
}

.hero::after {
  position: absolute;
  z-index: -2;
  bottom: 5.2rem;
  left: -12rem;
  width: 28rem;
  height: 28rem;
  border: 1px solid rgba(242, 181, 82, .3);
  border-radius: 50%;
  box-shadow: 0 0 0 4rem rgba(242, 181, 82, .035), 0 0 0 8rem rgba(242, 181, 82, .02);
  content: "";
}

.hero-mesh {
  position: absolute;
  z-index: -1;
  top: 5.5rem;
  right: 0;
  width: 48%;
  height: 39rem;
  overflow: hidden;
  background-image:
    linear-gradient(rgba(105, 185, 85, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(105, 185, 85, .07) 1px, transparent 1px);
  background-size: 3rem 3rem;
  mask-image: linear-gradient(to left, #000 45%, transparent 100%);
}

.hero-mesh span {
  position: absolute;
  width: .55rem;
  height: .55rem;
  border-radius: 50%;
  background: var(--accent-bright);
  box-shadow: 0 0 0 .45rem rgba(159, 202, 58, .12);
  animation: mesh-pulse 3.6s ease-in-out infinite;
}

.hero-mesh span:nth-child(1) { top: 18%; left: 34%; }
.hero-mesh span:nth-child(2) { top: 43%; left: 72%; animation-delay: -.8s; }
.hero-mesh span:nth-child(3) { top: 71%; left: 49%; animation-delay: -1.6s; }
.hero-mesh span:nth-child(4) { top: 28%; left: 89%; animation-delay: -2.4s; }

.hero h1 em {
  position: relative;
  display: inline-block;
  background: linear-gradient(100deg, var(--accent-deep), var(--accent-bright));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero h1 em::after {
  position: absolute;
  right: 3%;
  bottom: -.08em;
  left: 2%;
  height: .08em;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--warm-bright), transparent);
  content: "";
  transform: rotate(-1.5deg);
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.hero-proof span {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  color: var(--ink-soft);
  font-size: .75rem;
  font-weight: 750;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.hero-proof i {
  width: .45rem;
  height: .45rem;
  border-radius: 50%;
  background: var(--accent-bright);
  box-shadow: 0 0 0 .28rem rgba(159, 202, 58, .1);
}

.system-card {
  border-color: rgba(255, 255, 255, .88);
  box-shadow: 0 1.6rem 4rem rgba(19, 46, 52, .16);
}

.system-card-main {
  overflow: hidden;
  border: 1px solid rgba(117, 208, 195, .16);
  background:
    radial-gradient(circle at 100% 0, rgba(159, 202, 58, .26), transparent 50%),
    linear-gradient(145deg, #14262c, #0c171c);
  box-shadow: 0 2.4rem 5rem rgba(11, 23, 29, .28);
}

.system-card-a {
  animation: card-float-a 6s ease-in-out infinite;
}

.system-card-b {
  animation: card-float-b 7s ease-in-out infinite;
}

.system-card-c {
  animation: card-float-c 6.5s ease-in-out infinite;
}

.system-pulse {
  display: flex;
  height: 2.4rem;
  margin-top: 1.4rem;
  align-items: end;
  gap: .25rem;
}

.system-pulse span {
  width: .28rem;
  border-radius: 999px;
  background: linear-gradient(to top, var(--accent-bright), #9cded5);
  animation: signal 1.7s ease-in-out infinite alternate;
}

.system-pulse span:nth-child(1) { height: 35%; }
.system-pulse span:nth-child(2) { height: 80%; animation-delay: -.6s; }
.system-pulse span:nth-child(3) { height: 52%; animation-delay: -1s; }
.system-pulse span:nth-child(4) { height: 100%; animation-delay: -.3s; }

.system-line {
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(159, 202, 58, .65), transparent);
  background-size: 200% 100%;
  animation: line-flow 3s linear infinite;
}

.competence-bar {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .85);
  border-radius: 1.2rem;
  background: rgba(255, 255, 255, .62);
  box-shadow: 0 1rem 2.4rem rgba(36, 61, 66, .07);
  backdrop-filter: blur(14px);
}

.competence-bar span {
  transition: background-color .2s ease, color .2s ease;
}

.competence-bar span:hover {
  background: rgba(105, 185, 85, .08);
  color: var(--accent-deep);
}

.section-intro {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 12% 80%, rgba(242, 181, 82, .12), transparent 22rem),
    linear-gradient(to bottom, transparent, rgba(255, 255, 255, .45));
}

.solution-grid {
  align-items: start;
  grid-template-columns: 1.08fr .96fr .96fr;
  gap: 1.2rem;
}

.solution-card {
  border-color: transparent;
  box-shadow: 0 1.1rem 2.8rem rgba(32, 54, 59, .08);
  transition: box-shadow .25s ease, transform .25s ease, border-color .25s ease;
}

.solution-card:hover {
  border-color: rgba(105, 185, 85, .22);
  box-shadow: 0 2rem 4rem rgba(32, 54, 59, .14);
  transform: translateY(-.5rem);
}

.solution-card-ai {
  background:
    radial-gradient(circle at 100% 0, rgba(159, 202, 58, .2), transparent 12rem),
    rgba(255, 255, 255, .8);
}

.solution-card-identity {
  margin-top: 2.4rem;
  background:
    radial-gradient(circle at 100% 0, rgba(73, 137, 178, .16), transparent 12rem),
    #edf3f4;
}

.solution-card-resilience {
  background:
    radial-gradient(circle at 100% 0, rgba(242, 181, 82, .2), transparent 12rem),
    #f5eee2;
}

.solution-card-identity:hover {
  transform: translateY(1.9rem);
}

.card-signal {
  position: absolute;
  top: 1.55rem;
  right: 1.6rem;
  display: flex;
  height: 2.3rem;
  align-items: end;
  gap: .25rem;
}

.card-signal span {
  width: .3rem;
  border-radius: 999px;
  background: var(--accent);
}

.card-signal span:nth-child(1) { height: 40%; opacity: .45; }
.card-signal span:nth-child(2) { height: 100%; opacity: .85; }
.card-signal span:nth-child(3) { height: 65%; opacity: .6; }

.solution-card-identity .card-signal span {
  background: #397e9d;
}

.solution-card-resilience .card-signal span {
  background: #c98528;
}

.products {
  background:
    radial-gradient(circle at 78% 20%, rgba(159, 202, 58, .16), transparent 30rem),
    linear-gradient(150deg, #0b171d, #15272d 60%, #0e1d22);
}

.product-path {
  gap: 1rem;
  background: transparent;
}

.product-step {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: 1.4rem;
  background: rgba(255, 255, 255, .035);
  transition: border-color .25s ease, background-color .25s ease, transform .25s ease;
}

.product-step::before {
  position: absolute;
  top: .7rem;
  right: 1.2rem;
  color: rgba(255, 255, 255, .035);
  content: attr(data-step);
  font-size: 9rem;
  font-weight: 800;
  letter-spacing: -.08em;
  line-height: 1;
}

.product-step:hover {
  border-color: rgba(123, 208, 196, .3);
  background: rgba(255, 255, 255, .06);
  transform: translateY(-.45rem);
}

.product-step-accent {
  background:
    radial-gradient(circle at 90% 5%, rgba(159, 202, 58, .24), transparent 15rem),
    rgba(255, 255, 255, .06);
}

.auren-section {
  position: relative;
  padding-top: 6rem;
  padding-bottom: 6rem;
}

.auren-grid {
  position: relative;
  overflow: hidden;
  padding: clamp(2rem, 5vw, 5rem);
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: 2.5rem;
  background:
    radial-gradient(circle 24rem at var(--pointer-x, 30%) var(--pointer-y, 40%), rgba(159, 202, 58, .22), transparent),
    linear-gradient(145deg, #10242a, #091419);
  box-shadow: 0 2.4rem 5rem rgba(21, 43, 48, .18);
  color: var(--white);
}

.auren-grid::before {
  position: absolute;
  right: -7rem;
  bottom: -8rem;
  width: 24rem;
  height: 24rem;
  border: 1px solid rgba(242, 181, 82, .16);
  border-radius: 50%;
  box-shadow: 0 0 0 4rem rgba(242, 181, 82, .025), 0 0 0 8rem rgba(242, 181, 82, .018);
  content: "";
}

.auren-grid .eyebrow {
  color: #77cfc3;
}

.auren-copy p:not(.eyebrow) {
  color: #afc1c5;
}

.auren-points span {
  border-color: rgba(255, 255, 255, .13);
  background: rgba(255, 255, 255, .04);
  color: #d7e4e5;
}

.auren-orbit {
  filter: drop-shadow(0 1rem 2rem rgba(0, 0, 0, .2));
}

.auren-grid .orbit {
  border-color: rgba(116, 208, 195, .28);
}

.auren-grid .orbit-label {
  border-color: rgba(255, 255, 255, .12);
  background: #15292f;
  color: #c4d6d8;
}

.auren-core {
  background: linear-gradient(145deg, var(--accent-bright), var(--accent-deep));
  box-shadow: 0 1.5rem 4rem rgba(159, 202, 58, .36);
  animation: core-breathe 4s ease-in-out infinite;
}

.knowledge {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(115deg, rgba(242, 181, 82, .12), transparent 40%),
    var(--paper-deep);
}

.knowledge::after {
  position: absolute;
  top: 10%;
  right: -10rem;
  width: 28rem;
  height: 28rem;
  border: 1px solid rgba(105, 185, 85, .13);
  border-radius: 50%;
  content: "";
}

.books-visual::before {
  position: absolute;
  inset: 7% 4% 7% 5%;
  border-radius: 50%;
  background:
    linear-gradient(rgba(105, 185, 85, .09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(105, 185, 85, .09) 1px, transparent 1px);
  background-size: 2.2rem 2.2rem;
  content: "";
  transform: rotate(-7deg);
}

.book-front {
  background:
    radial-gradient(circle at 80% 15%, rgba(159, 202, 58, .32), transparent 10rem),
    linear-gradient(145deg, #173138, #0c1a1f);
  animation: book-float 7s ease-in-out infinite;
}

.book-back {
  background: linear-gradient(145deg, #efc47f, #c98e3d);
}

.editorial-rule {
  display: flex;
  gap: .4rem;
  margin: 1rem 0 1.6rem;
}

.editorial-rule span {
  display: block;
  height: .35rem;
  border-radius: 999px;
}

.editorial-rule span:nth-child(1) { width: 3rem; background: var(--accent); }
.editorial-rule span:nth-child(2) { width: 1.2rem; background: var(--warm-bright); }
.editorial-rule span:nth-child(3) { width: .45rem; background: var(--ink); }

.about {
  background:
    linear-gradient(90deg, rgba(255, 255, 255, .46) 0 46%, transparent 46%),
    var(--paper);
}

.about-grid .section-heading {
  position: sticky;
  top: 8rem;
  align-self: start;
}

.founder-chip {
  display: inline-flex;
  margin-bottom: 1.8rem;
  padding: .65rem .9rem .65rem .65rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  align-items: center;
  gap: .75rem;
  background: rgba(255, 255, 255, .68);
  box-shadow: 0 .8rem 1.8rem rgba(35, 57, 62, .07);
}

.founder-chip > span {
  display: grid;
  width: 2.6rem;
  height: 2.6rem;
  place-items: center;
  border-radius: .75rem;
  background: linear-gradient(145deg, var(--accent), var(--accent-deep));
  color: var(--white);
  font-size: .72rem;
  font-weight: 850;
}

.founder-chip strong,
.founder-chip small {
  display: block;
}

.founder-chip strong {
  font-size: .9rem;
}

.founder-chip small {
  color: var(--ink-soft);
  font-size: .7rem;
}

.contact-panel {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle 23rem at var(--pointer-x, 72%) var(--pointer-y, 35%), rgba(255, 255, 255, .52), transparent),
    linear-gradient(125deg, #dceab2, #a9d7cd 65%, #e9cf9d);
  box-shadow: 0 2rem 4rem rgba(33, 68, 68, .13);
}

.contact-panel::after {
  position: absolute;
  z-index: 0;
  top: -7rem;
  right: -5rem;
  width: 18rem;
  height: 18rem;
  border: 1px solid rgba(255, 255, 255, .48);
  border-radius: 50%;
  box-shadow: 0 0 0 3rem rgba(255, 255, 255, .08), 0 0 0 6rem rgba(255, 255, 255, .045);
  content: "";
}

.contact-panel > * {
  position: relative;
  z-index: 1;
}

.button-dark {
  box-shadow: 0 1rem 2rem rgba(23, 33, 39, .18);
}

@keyframes mesh-pulse {
  0%, 100% { opacity: .45; transform: scale(.8); }
  50% { opacity: 1; transform: scale(1.15); }
}

@keyframes card-float-a {
  0%, 100% { transform: rotate(-3deg) translateY(0); }
  50% { transform: rotate(-1deg) translateY(-.65rem); }
}

@keyframes card-float-b {
  0%, 100% { transform: rotate(3deg) translateY(0); }
  50% { transform: rotate(1deg) translateY(.55rem); }
}

@keyframes card-float-c {
  0%, 100% { transform: rotate(-2deg) translateY(0); }
  50% { transform: rotate(1deg) translateY(-.5rem); }
}

@keyframes signal {
  from { transform: scaleY(.45); opacity: .6; }
  to { transform: scaleY(1); opacity: 1; }
}

@keyframes line-flow {
  from { background-position: 100% 0; }
  to { background-position: -100% 0; }
}

@keyframes core-breathe {
  0%, 100% { transform: translate(-50%, -50%) rotate(4deg) scale(1); }
  50% { transform: translate(-50%, -50%) rotate(2deg) scale(1.05); }
}

@keyframes book-float {
  0%, 100% { transform: rotateY(-8deg) rotateZ(-2deg) translateY(0); }
  50% { transform: rotateY(-5deg) rotateZ(-1deg) translateY(-.6rem); }
}

@media (max-width: 960px) {
  .solution-grid {
    grid-template-columns: 1fr;
  }

  .solution-card-identity {
    margin-top: 0;
  }

  .solution-card-identity:hover {
    transform: translateY(-.5rem);
  }

  .auren-grid {
    padding: 3rem;
  }

  .about {
    background: var(--paper);
  }

  .about-grid .section-heading {
    position: static;
  }
}

@media (max-width: 760px) {
  .hero {
    min-height: auto;
  }

  .hero-mesh {
    top: 25rem;
    width: 100%;
    opacity: .7;
    mask-image: linear-gradient(to bottom, transparent, #000 30%, transparent 100%);
  }

  .hero-proof {
    gap: .75rem;
  }

  .competence-bar {
    border-radius: 1rem;
  }

  .auren-grid {
    padding: 1.5rem;
    border-radius: 1.6rem;
  }

  .contact-panel {
    border-radius: 1.6rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-mesh span,
  .system-card,
  .system-pulse span,
  .system-line,
  .auren-core,
  .book-front {
    animation: none !important;
  }
}

/* Version 3: concentrated visual signature */

.hero-counterline {
  display: block;
  margin-top: .28em;
  color: var(--ink);
  font-size: clamp(1.05rem, 2.2vw, 1.7rem);
  font-weight: 800;
  letter-spacing: .12em;
  line-height: 1;
  text-transform: uppercase;
}

.hero .button-primary {
  position: relative;
  overflow: hidden;
  background: linear-gradient(110deg, var(--accent-deep), var(--accent-bright));
  box-shadow: 0 1rem 2.2rem rgba(105, 185, 85, .25);
}

.hero .button-primary::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, transparent 25%, rgba(255, 255, 255, .28), transparent 65%);
  content: "";
  transform: translateX(-120%);
  transition: transform .55s ease;
}

.hero .button-primary:hover::after {
  transform: translateX(120%);
}

.hero-system {
  perspective: 75rem;
}

.hero-system-stage {
  --system-rotate-x: 0deg;
  --system-rotate-y: 0deg;
  --system-shift-x: 0px;
  --system-shift-y: 0px;
  position: relative;
  min-height: 34rem;
  transform: rotateX(var(--system-rotate-x)) rotateY(var(--system-rotate-y)) translate3d(var(--system-shift-x), var(--system-shift-y), 0);
  transform-style: preserve-3d;
  transition: transform .18s ease-out;
}

.hero-system-stage .system-card-main {
  transform: translateZ(2.8rem);
}

.system-ring {
  position: absolute;
  z-index: 0;
  top: 50%;
  left: 50%;
  border: 1px solid rgba(105, 185, 85, .2);
  border-radius: 50%;
  pointer-events: none;
}

.system-ring::before,
.system-ring::after {
  position: absolute;
  width: .5rem;
  height: .5rem;
  border-radius: 50%;
  background: var(--warm-bright);
  box-shadow: 0 0 0 .35rem rgba(242, 181, 82, .12);
  content: "";
}

.system-ring-outer {
  width: 28rem;
  height: 28rem;
  border-style: dashed;
  transform: translate(-50%, -50%);
  animation: ring-spin 38s linear infinite;
}

.system-ring-outer::before {
  top: 11%;
  right: 15%;
}

.system-ring-outer::after {
  bottom: 4%;
  left: 35%;
  background: var(--accent-bright);
  box-shadow: 0 0 0 .35rem rgba(159, 202, 58, .12);
}

.system-ring-inner {
  width: 20rem;
  height: 20rem;
  transform: translate(-50%, -50%);
  animation: ring-spin-reverse 24s linear infinite;
}

.system-ring-inner::before {
  top: 43%;
  left: -.25rem;
  background: var(--accent-bright);
  box-shadow: 0 0 0 .35rem rgba(159, 202, 58, .12);
}

.system-ring-inner::after {
  top: 12%;
  right: 15%;
}

.system-orbit-dot {
  position: absolute;
  z-index: 1;
  width: .65rem;
  height: .65rem;
  border: 2px solid var(--white);
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 .45rem rgba(105, 185, 85, .12);
  pointer-events: none;
}

.system-orbit-dot-a {
  top: 18%;
  left: 47%;
}

.system-orbit-dot-b {
  right: 18%;
  bottom: 24%;
  background: var(--warm-bright);
  box-shadow: 0 0 0 .45rem rgba(242, 181, 82, .13);
}

.ambient-words {
  position: absolute;
  z-index: 0;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero-grid,
.hero > .competence-bar {
  position: relative;
  z-index: 1;
}

.ambient-word {
  position: absolute;
  color: rgba(16, 43, 48, .065);
  font-size: clamp(3.8rem, 10vw, 10rem);
  font-weight: 850;
  letter-spacing: -.075em;
  line-height: .8;
  opacity: 0;
  text-transform: uppercase;
  white-space: nowrap;
  -webkit-text-stroke: 1px rgba(105, 185, 85, .035);
  will-change: transform, opacity;
}

.ambient-word-a {
  top: 8rem;
  left: -3rem;
  animation: ambient-word-a 18s ease-in-out infinite;
}

.ambient-word-b {
  top: 38%;
  right: -4rem;
  color: rgba(105, 185, 85, .065);
  animation: ambient-word-b 22s ease-in-out -7s infinite;
}

.ambient-word-c {
  bottom: 4.5rem;
  left: 7%;
  color: rgba(166, 111, 35, .055);
  font-size: clamp(2.6rem, 6.2vw, 6.5rem);
  animation: ambient-word-c 25s ease-in-out -15s infinite;
}

@keyframes ring-spin {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes ring-spin-reverse {
  from { transform: translate(-50%, -50%) rotate(360deg); }
  to { transform: translate(-50%, -50%) rotate(0deg); }
}

@keyframes ambient-word-a {
  0%, 10% {
    opacity: 0;
    transform: translate3d(-4rem, -5rem, 0) rotate(-7deg);
  }
  28%, 48% {
    opacity: .7;
  }
  68%, 100% {
    opacity: 0;
    transform: translate3d(5rem, 2rem, 0) rotate(-1deg);
  }
}

@keyframes ambient-word-b {
  0%, 14% {
    opacity: 0;
    transform: translate3d(7rem, -4rem, 0) rotate(8deg);
  }
  32%, 52% {
    opacity: .65;
  }
  74%, 100% {
    opacity: 0;
    transform: translate3d(-4rem, 4rem, 0) rotate(1deg);
  }
}

@keyframes ambient-word-c {
  0%, 18% {
    opacity: 0;
    transform: translate3d(-6rem, 5rem, 0) rotate(-4deg);
  }
  34%, 55% {
    opacity: .72;
  }
  78%, 100% {
    opacity: 0;
    transform: translate3d(6rem, -3rem, 0) rotate(2deg);
  }
}

@media (max-width: 960px) {
  .hero-system-stage {
    min-height: 31rem;
  }

  .system-ring-outer {
    width: 25rem;
    height: 25rem;
  }

  .system-ring-inner {
    width: 18rem;
    height: 18rem;
  }
}

@media (max-width: 760px) {
  .hero-counterline {
    margin-top: .45em;
    font-size: .9rem;
    letter-spacing: .1em;
  }

  .hero-system-stage {
    min-height: 30rem;
    transform: none !important;
  }

  .ambient-word-a {
    top: 7rem;
  }

  .ambient-word-b {
    top: 48%;
  }

  .ambient-word-c {
    bottom: 7rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .system-ring,
  .ambient-word {
    animation: none !important;
  }

  .ambient-word {
    opacity: .18;
  }

  .hero-system-stage {
    transform: none !important;
    transition: none;
  }
}

/* Language switcher */

.language-switcher {
  position: relative;
  flex: 0 0 auto;
}

.language-button {
  display: inline-flex;
  min-height: 2.65rem;
  padding: .45rem .7rem .45rem .5rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  align-items: center;
  gap: .55rem;
  background: rgba(255, 255, 255, .58);
  color: var(--ink);
  cursor: pointer;
  font: inherit;
  font-size: .78rem;
  font-weight: 750;
}

.language-code {
  display: grid;
  width: 1.7rem;
  height: 1.7rem;
  place-items: center;
  border-radius: 50%;
  background: var(--accent);
  color: var(--white);
  font-size: .58rem;
  font-weight: 850;
  letter-spacing: .04em;
}

.language-chevron {
  width: .42rem;
  height: .42rem;
  margin: -.2rem .1rem 0 .05rem;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg);
  transition: transform .2s ease;
}

.language-button[aria-expanded="true"] .language-chevron {
  margin-top: .2rem;
  transform: rotate(225deg);
}

.language-menu {
  position: absolute;
  z-index: 120;
  top: calc(100% + .7rem);
  right: 0;
  display: grid;
  width: 12.5rem;
  padding: .42rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: rgba(250, 249, 245, .97);
  box-shadow: 0 1.4rem 3.5rem rgba(23, 33, 39, .16);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-.45rem);
  transition: opacity .18s ease, transform .18s ease;
  backdrop-filter: blur(18px);
}

.language-menu.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.main-navigation .language-menu a {
  display: grid;
  min-height: 2.7rem;
  padding: .55rem .65rem;
  border: 0;
  border-radius: .7rem;
  align-items: center;
  grid-template-columns: 2rem 1fr auto;
  color: var(--ink-soft);
  font-size: .78rem;
  gap: .45rem;
}

.main-navigation .language-menu a::after {
  display: none !important;
}

.language-menu a:hover,
.language-menu a.is-active {
  background: rgba(105, 185, 85, .1);
  color: var(--accent-deep);
}

.language-menu a > span {
  display: grid;
  width: 1.8rem;
  height: 1.8rem;
  place-items: center;
  border: 1px solid rgba(105, 185, 85, .16);
  border-radius: 50%;
  background: var(--white);
  color: var(--accent-deep);
  font-size: .56rem;
  font-weight: 850;
}

.language-menu a > i {
  color: var(--accent);
  font-size: .8rem;
  font-style: normal;
}

@media (max-width: 1100px) and (min-width: 761px) {
  .main-navigation {
    gap: 1.1rem;
  }

  .language-label {
    display: none;
  }
}

@media (max-width: 760px) {
  .language-switcher {
    margin-top: 1rem;
  }

  .language-button {
    width: 100%;
    justify-content: flex-start;
  }

  .language-label {
    display: inline;
  }

  .language-chevron {
    margin-left: auto;
  }

  .language-menu {
    position: static;
    width: 100%;
    margin-top: .5rem;
    box-shadow: none;
    transform: none;
  }

  .language-menu:not(.is-open) {
    display: none;
  }

  .main-navigation .language-menu a {
    padding: .6rem .7rem;
    border-bottom: 0;
    font-size: .9rem;
  }
}

/* Brand integration and editorial detail pages v6 */

:root {
  --accent: #69b955;
  --accent-deep: #3f8f3f;
  --accent-pale: #dceab2;
  --accent-bright: #9fca3a;
  --warm: #9fca3a;
  --warm-bright: #b7d84b;
}

.brand > img {
  display: block;
  width: clamp(10.5rem, 17vw, 13rem);
  height: auto;
}

.brand-footer > img {
  width: 11.4rem;
  padding: .35rem .55rem;
  border-radius: .45rem;
  background: rgba(255, 255, 255, .94);
}

.books-original {
  isolation: isolate;
}

.books-original .cover {
  position: absolute;
  width: min(47%, 17rem);
  border-radius: .35rem .9rem .9rem .35rem;
  box-shadow: 0 2rem 4rem rgba(15, 29, 34, .25);
  object-fit: cover;
}

.books-original .cover-one {
  z-index: 2;
  top: 4%;
  left: 15%;
  transform: rotate(-7deg);
}

.books-original .cover-two {
  z-index: 1;
  right: 10%;
  bottom: 3%;
  transform: rotate(7deg);
}

.philosophy-preview {
  overflow: hidden;
  border-top: 1px solid var(--line);
  background:
    radial-gradient(circle at 8% 22%, rgba(159, 202, 58, .14), transparent 22rem),
    linear-gradient(150deg, rgba(255, 255, 255, .7), transparent 60%);
}

.philosophy-preview-grid {
  display: grid;
  align-items: start;
  grid-template-columns: .92fr 1.08fr;
  gap: clamp(3rem, 7vw, 7rem);
}

.philosophy-preview .section-heading {
  display: block;
  margin-bottom: 0;
}

.philosophy-preview .section-heading .eyebrow {
  margin-bottom: 1.5rem;
}

.philosophy-preview .section-heading h2 {
  max-width: 100%;
  font-size: clamp(3rem, 5.1vw, 5rem);
  text-wrap: balance;
}

.philosophy-preview-copy {
  max-width: 42rem;
}

.philosophy-mini-principles {
  display: grid;
  margin: 2rem 0;
  border-top: 1px solid var(--line);
}

.philosophy-mini-principles span {
  position: relative;
  padding: .9rem 0 .9rem 1.5rem;
  border-bottom: 1px solid var(--line);
  font-weight: 700;
}

.philosophy-mini-principles span::before {
  position: absolute;
  top: 1.45rem;
  left: .15rem;
  width: .45rem;
  height: .45rem;
  border-radius: 50%;
  background: var(--accent-bright);
  content: "";
}

.detail-main {
  overflow: hidden;
}

.detail-hero {
  position: relative;
  padding: 10.5rem 0 6.5rem;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 82% 26%, rgba(105, 185, 85, .2), transparent 25rem),
    linear-gradient(135deg, rgba(255, 255, 255, .75), transparent 58%);
}

.detail-hero::after {
  position: absolute;
  z-index: 0;
  top: 8rem;
  right: -6rem;
  width: 28rem;
  height: 28rem;
  border: 1px solid rgba(105, 185, 85, .25);
  border-radius: 50%;
  box-shadow: 0 0 0 4rem rgba(159, 202, 58, .04), 0 0 0 8rem rgba(105, 185, 85, .025);
  content: "";
}

.detail-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  align-items: end;
  grid-template-columns: minmax(0, 1.25fr) minmax(17rem, .75fr);
  gap: clamp(3rem, 8vw, 8rem);
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
  margin-bottom: 2.2rem;
  color: var(--ink-soft);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .05em;
  text-transform: uppercase;
}

.breadcrumb a {
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--accent-deep);
}

.detail-hero h1 {
  max-width: 59rem;
  margin: 0;
  font-size: clamp(3.8rem, 8.6vw, 7.7rem);
  font-weight: 650;
  letter-spacing: -.075em;
  line-height: .92;
}

.detail-hero h1 em {
  color: var(--accent);
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
}

.detail-lead {
  max-width: 45rem;
  margin: 2rem 0 0;
  color: var(--ink-soft);
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  line-height: 1.55;
}

.detail-index {
  padding: 1.5rem;
  border: 1px solid rgba(255, 255, 255, .75);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .58);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.detail-index span {
  display: block;
  color: var(--accent-deep);
  font-size: .74rem;
  font-weight: 850;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.detail-index strong {
  display: block;
  margin-top: .7rem;
  font-size: 1.35rem;
  line-height: 1.25;
}

.detail-index p {
  margin: .55rem 0 0;
  color: var(--ink-soft);
  font-size: .92rem;
}

.detail-section {
  padding: 7rem 0;
}

.detail-section + .detail-section {
  border-top: 1px solid var(--line);
}

.detail-section-dark {
  background: var(--night);
  color: var(--white);
}

.detail-section-dark .eyebrow,
.detail-section-dark .detail-copy > p,
.detail-section-dark .detail-copy li {
  color: rgba(255, 255, 255, .72);
}

.detail-grid {
  display: grid;
  align-items: start;
  grid-template-columns: minmax(20rem, .9fr) minmax(0, 1.1fr);
  gap: clamp(3rem, 6vw, 6rem);
}

.detail-grid > *,
.detail-hero-grid > *,
.philosophy-preview-grid > *,
.book-card > * {
  min-width: 0;
}

.detail-heading h2 {
  max-width: 100%;
  margin: 0;
  font-size: clamp(2.8rem, 4.15vw, 4.2rem);
  font-weight: 650;
  letter-spacing: -.065em;
  line-height: 1;
  text-wrap: balance;
}

.detail-copy {
  max-width: 48rem;
}

.detail-copy > p {
  margin: 0 0 1.35rem;
  color: var(--ink-soft);
  font-size: 1.08rem;
}

.detail-copy .about-lead {
  color: var(--ink);
  font-size: clamp(1.25rem, 2vw, 1.6rem);
}

.detail-section-dark .detail-copy .about-lead {
  color: var(--white);
}

.detail-list {
  display: grid;
  padding: 0;
  margin: 2rem 0 0;
  list-style: none;
}

.detail-list li {
  position: relative;
  padding: 1rem 0 1rem 2rem;
  border-top: 1px solid var(--line);
  font-weight: 700;
}

.detail-section-dark .detail-list li {
  border-color: rgba(255, 255, 255, .14);
}

.detail-list li::before {
  position: absolute;
  top: 1.55rem;
  left: .2rem;
  width: .55rem;
  height: .55rem;
  border-radius: 50%;
  background: var(--accent-bright);
  content: "";
}

.principle-grid {
  display: grid;
  margin-top: 3rem;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.principle-card {
  min-height: 13rem;
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: 1.2rem;
  background: rgba(255, 255, 255, .55);
}

.principle-card span {
  color: var(--accent-deep);
  font-size: .75rem;
  font-weight: 850;
  letter-spacing: .11em;
}

.principle-card h3 {
  margin: 2rem 0 .7rem;
  font-size: 1.25rem;
  line-height: 1.25;
}

.principle-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: .92rem;
}

.question-panel {
  position: relative;
  overflow: hidden;
  padding: clamp(2rem, 6vw, 5rem);
  border-radius: 2rem;
  background: var(--night);
  color: var(--white);
  box-shadow: 0 2rem 5rem rgba(11, 23, 29, .2);
}

.question-panel::after {
  position: absolute;
  right: -6rem;
  bottom: -10rem;
  width: 25rem;
  height: 25rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(159, 202, 58, .3), transparent 65%);
  content: "";
}

.question-panel p {
  position: relative;
  z-index: 1;
  margin: 0;
  color: var(--accent-pale);
  font-size: .8rem;
  font-weight: 850;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.question-panel blockquote {
  position: relative;
  z-index: 1;
  max-width: 54rem;
  margin: 1.5rem 0 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.4rem, 6vw, 5.6rem);
  line-height: 1.02;
}

.product-relations {
  display: grid;
  margin-top: 3rem;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.relation-card {
  display: flex;
  min-height: 13rem;
  padding: 1.5rem;
  border: 1px solid rgba(255, 255, 255, .15);
  border-radius: 1.2rem;
  color: var(--white);
  flex-direction: column;
  text-decoration: none;
}

.relation-card:hover {
  border-color: var(--accent-bright);
  transform: translateY(-.2rem);
}

.relation-card span {
  color: var(--accent-pale);
  font-size: .74rem;
  font-weight: 850;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.relation-card strong {
  margin-top: auto;
  font-size: 1.45rem;
}

.relation-card small {
  margin-top: .35rem;
  color: rgba(255, 255, 255, .62);
}

.book-list {
  display: grid;
  gap: 2rem;
}

.book-card {
  display: grid;
  align-items: center;
  padding: clamp(1.4rem, 4vw, 3rem);
  border: 1px solid var(--line);
  border-radius: 1.7rem;
  background: rgba(255, 255, 255, .58);
  box-shadow: var(--shadow);
  grid-template-columns: minmax(12rem, 19rem) 1fr;
  gap: clamp(2rem, 6vw, 5rem);
}

.book-cover {
  display: block;
  width: 100%;
  border-radius: .35rem .8rem .8rem .35rem;
  box-shadow: 0 1.8rem 3rem rgba(15, 29, 34, .24);
}

.book-volume {
  color: var(--accent-deep);
  font-size: .76rem;
  font-weight: 850;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.book-info h2 {
  margin: .8rem 0 1.2rem;
  font-size: clamp(2.2rem, 4vw, 4rem);
  letter-spacing: -.055em;
  line-height: 1;
}

.book-info p {
  max-width: 43rem;
  color: var(--ink-soft);
}

.book-author {
  display: block;
  margin: 1.2rem 0 1.8rem;
  font-weight: 800;
}

.detail-cta {
  padding: 5rem 0 7rem;
}

.detail-cta-panel {
  display: grid;
  align-items: center;
  padding: clamp(2rem, 5vw, 4rem);
  border-radius: 2rem;
  background: linear-gradient(135deg, var(--accent-pale), rgba(255, 255, 255, .7));
  grid-template-columns: 1fr auto;
  gap: 2rem;
}

.detail-cta-panel h2 {
  margin: 0;
  font-size: clamp(2.3rem, 4vw, 4rem);
  letter-spacing: -.055em;
  line-height: 1;
}

.detail-cta-panel p {
  max-width: 43rem;
  margin: 1rem 0 0;
  color: var(--ink-soft);
}

@media (max-width: 960px) {
  .philosophy-preview-grid,
  .detail-hero-grid,
  .detail-grid {
    grid-template-columns: 1fr;
  }

  .detail-index {
    max-width: 34rem;
  }

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

@media (max-width: 760px) {
  .brand > img {
    width: 10.8rem;
  }

  .detail-hero {
    padding: 8.5rem 0 4.5rem;
  }

  .detail-hero h1 {
    font-size: clamp(3.3rem, 16.5vw, 4.7rem);
  }

  .products .section-heading h2 {
    font-size: clamp(2.6rem, 11.5vw, 4rem);
  }

  .detail-section {
    padding: 5rem 0;
  }

  .principle-grid,
  .product-relations,
  .book-card,
  .detail-cta-panel {
    grid-template-columns: 1fr;
  }

  .book-cover {
    width: min(76%, 18rem);
    margin-inline: auto;
  }

  .detail-cta-panel .button {
    width: 100%;
  }

  .books-original .cover-one {
    left: 10%;
  }

  .books-original .cover-two {
    right: 6%;
  }
}