:root {
  --iris-navy: #0c2139;
  --iris-navy-deep: #07172a;
  --iris-olive: #7d864b;
  --iris-olive-dark: #657039;
  --iris-warm-white: #f7f7f4;
  --iris-mist: #eae8e7;
  --iris-graphite: #303735;
  --iris-gray: #9aa1a9;
  --iris-line: rgba(12, 33, 57, 0.14);
  --iris-success: #28755a;
  --iris-danger: #b54949;
  --shadow-small: 0 8px 24px rgba(12, 33, 57, 0.07);
  --shadow-large: 0 28px 70px rgba(6, 22, 39, 0.16);
  --radius-small: 8px;
  --radius-medium: 12px;
  --page: min(1180px, calc(100% - 48px));
  font-family: "Instrument Sans", "Segoe UI", sans-serif;
  color: var(--iris-navy);
  background: var(--iris-warm-white);
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--iris-navy);
  background:
    radial-gradient(circle at 76% 4%, rgba(125, 134, 75, 0.1), transparent 25rem),
    var(--iris-warm-white);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  opacity: 0.16;
  background-image: linear-gradient(rgba(12, 33, 57, 0.025) 1px, transparent 1px), linear-gradient(90deg, rgba(12, 33, 57, 0.025) 1px, transparent 1px);
  background-size: 48px 48px;
}

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

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

button,
input {
  font: inherit;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 50;
  padding: 10px 14px;
  color: white;
  background: var(--iris-navy);
  border-radius: var(--radius-small);
  transform: translateY(-160%);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  width: 100%;
  height: 74px;
  padding: 0 max(24px, calc((100vw - 1180px) / 2));
  background: rgba(247, 247, 244, 0.84);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(18px);
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

.site-header[data-elevated="true"] {
  border-color: var(--iris-line);
  box-shadow: 0 8px 24px rgba(12, 33, 57, 0.05);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  justify-self: start;
}

.brand-word {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.2em;
}

.focus-mark {
  position: relative;
  display: inline-block;
  flex: 0 0 auto;
}

.focus-mark i {
  position: absolute;
  width: 35%;
  height: 35%;
  border-color: currentColor;
  border-style: solid;
}

.focus-mark i:nth-child(1) {
  top: 0;
  left: 0;
  border-width: 2px 0 0 2px;
}

.focus-mark i:nth-child(2) {
  top: 0;
  right: 0;
  border-width: 2px 2px 0 0;
  color: var(--iris-olive);
}

.focus-mark i:nth-child(3) {
  right: 0;
  bottom: 0;
  border-width: 0 2px 2px 0;
}

.focus-mark i:nth-child(4) {
  bottom: 0;
  left: 0;
  border-width: 0 0 2px 2px;
}

.focus-mark--small {
  width: 20px;
  height: 20px;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 32px;
  color: rgba(12, 33, 57, 0.7);
  font-size: 13px;
  font-weight: 500;
}

.desktop-nav a,
.header-action {
  transition: color 160ms ease;
}

.desktop-nav a:hover,
.header-action:hover {
  color: var(--iris-olive-dark);
}

.header-action {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  justify-self: end;
  font-size: 13px;
  font-weight: 600;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(420px, 0.98fr);
  gap: clamp(48px, 7vw, 104px);
  align-items: center;
  width: var(--page);
  min-height: calc(100svh - 74px);
  padding: 72px 0 88px;
  margin: 0 auto;
}

.eyebrow {
  margin: 0 0 22px;
  color: var(--iris-olive-dark);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(54px, 6.4vw, 92px);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 0.96;
}

.hero h1 span {
  color: var(--iris-olive-dark);
}

.hero-lead {
  max-width: 620px;
  min-height: 60px;
  margin: 30px 0 0;
  color: rgba(48, 55, 53, 0.78);
  font-size: 18px;
  line-height: 1.65;
}

.audience-switch {
  display: grid;
  grid-template-columns: 1fr 1fr;
  max-width: 650px;
  margin-top: 36px;
  padding: 5px;
  background: rgba(234, 232, 231, 0.74);
  border: 1px solid rgba(12, 33, 57, 0.08);
  border-radius: var(--radius-medium);
}

.audience-option {
  min-height: 74px;
  padding: 13px 17px;
  color: rgba(12, 33, 57, 0.58);
  text-align: left;
  cursor: pointer;
  background: transparent;
  border: 0;
  border-radius: 9px;
  transition: color 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

.audience-option span,
.audience-option small {
  display: block;
}

.audience-option span {
  margin-bottom: 6px;
  font-size: 14px;
  font-weight: 600;
}

.audience-option small {
  font-size: 12px;
  line-height: 1.35;
}

.audience-option.is-active {
  color: var(--iris-navy);
  background: white;
  box-shadow: var(--shadow-small);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  font-size: 14px;
  font-weight: 600;
  border: 1px solid transparent;
  border-radius: var(--radius-small);
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button--primary {
  gap: 18px;
  color: white;
  background: var(--iris-navy);
}

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

.button--quiet {
  background: rgba(255, 255, 255, 0.56);
  border-color: var(--iris-line);
}

.button--quiet:hover {
  border-color: rgba(12, 33, 57, 0.28);
}

.transition-note {
  max-width: 590px;
  margin: 17px 0 0;
  color: rgba(48, 55, 53, 0.58);
  font-size: 12px;
  line-height: 1.5;
}

.clarity-panel {
  position: relative;
  min-height: 600px;
  overflow: hidden;
  color: white;
  background:
    radial-gradient(circle at 50% 42%, rgba(125, 134, 75, 0.25), transparent 24%),
    linear-gradient(145deg, #102b4a, #07172a 65%);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 18px;
  box-shadow: var(--shadow-large);
}

.clarity-panel::before {
  position: absolute;
  inset: 0;
  content: "";
  opacity: 0.22;
  background-image: linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
}

.panel-topline {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  padding: 24px;
  color: rgba(255, 255, 255, 0.74);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.12em;
}

.status-dot::before {
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 8px;
  content: "";
  background: #9cad61;
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(156, 173, 97, 0.13);
}

.focus-visual {
  position: absolute;
  inset: 86px 30px 164px;
  display: grid;
  place-items: center;
}

.focus-mark--hero {
  z-index: 2;
  width: 170px;
  height: 170px;
  color: rgba(255, 255, 255, 0.96);
  filter: drop-shadow(0 0 26px rgba(255, 255, 255, 0.08));
}

.focus-mark--hero i {
  border-width: 0;
}

.focus-mark--hero i:nth-child(1) {
  border-width: 5px 0 0 5px;
}

.focus-mark--hero i:nth-child(2) {
  border-width: 5px 5px 0 0;
}

.focus-mark--hero i:nth-child(3) {
  border-width: 0 5px 5px 0;
}

.focus-mark--hero i:nth-child(4) {
  border-width: 0 0 5px 5px;
}

.focus-orbit {
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 50%;
}

.focus-orbit--one {
  width: 270px;
  height: 270px;
  animation: breathe 5s ease-in-out infinite;
}

.focus-orbit--two {
  width: 390px;
  height: 390px;
  border-color: rgba(125, 134, 75, 0.22);
  animation: breathe 5s 800ms ease-in-out infinite;
}

.insight-card {
  position: absolute;
  right: 22px;
  bottom: 22px;
  left: 22px;
  z-index: 3;
  padding: 22px 24px;
  background: rgba(247, 247, 244, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: var(--radius-medium);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.2);
  color: var(--iris-navy);
}

.insight-kicker {
  display: block;
  margin-bottom: 9px;
  color: var(--iris-olive-dark);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.14em;
}

.insight-card strong {
  display: block;
  font-size: 19px;
  font-weight: 600;
}

.insight-card p {
  margin: 8px 0 16px;
  color: rgba(48, 55, 53, 0.7);
  font-size: 13px;
  line-height: 1.55;
}

.insight-card a {
  display: inline-flex;
  gap: 10px;
  align-items: center;
  color: var(--iris-olive-dark);
  font-size: 13px;
  font-weight: 600;
}

.principles,
.ecosystem,
.trust {
  width: var(--page);
  margin: 0 auto;
}

.principles {
  padding: 112px 0;
  border-top: 1px solid var(--iris-line);
}

.section-intro {
  display: grid;
  grid-template-columns: 0.65fr 1.35fr;
  gap: 48px;
  align-items: start;
}

.section-intro h2,
.ecosystem h2,
.trust h2 {
  margin: 0;
  font-size: clamp(34px, 4vw, 58px);
  font-weight: 500;
  letter-spacing: -0.045em;
  line-height: 1.05;
}

.principle-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 72px;
  border: 1px solid var(--iris-line);
  border-radius: var(--radius-medium);
}

.principle-grid article {
  position: relative;
  min-height: 320px;
  padding: 34px;
}

.principle-grid article + article {
  border-left: 1px solid var(--iris-line);
}

.principle-number {
  color: rgba(12, 33, 57, 0.42);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.14em;
}

.mini-mark,
.context-icon,
.action-icon {
  position: relative;
  display: block;
  width: 42px;
  height: 42px;
  margin: 60px 0 28px;
  color: var(--iris-olive-dark);
}

.mini-mark::before,
.mini-mark::after {
  position: absolute;
  inset: 0;
  content: "";
  border: 3px solid currentColor;
  clip-path: polygon(0 0, 34% 0, 34% 7%, 7% 7%, 7% 34%, 0 34%, 0 0, 100% 0, 100% 34%, 93% 34%, 93% 7%, 66% 7%, 66% 0, 100% 0, 100% 100%, 66% 100%, 66% 93%, 93% 93%, 93% 66%, 100% 66%, 100% 100%, 0 100%, 0 66%, 7% 66%, 7% 93%, 34% 93%, 34% 100%, 0 100%);
}

.context-icon::before {
  position: absolute;
  inset: 3px 2px;
  content: "";
  border: 2px solid currentColor;
  border-radius: 3px;
}

.context-icon::after {
  position: absolute;
  top: 12px;
  left: 11px;
  width: 20px;
  height: 15px;
  content: "";
  border-top: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  box-shadow: 0 6px 0 -4px currentColor;
}

.action-icon::before {
  position: absolute;
  inset: 4px 7px;
  content: "";
  border: 2px solid currentColor;
  border-radius: 3px;
}

.action-icon::after {
  position: absolute;
  top: 18px;
  left: 15px;
  width: 14px;
  height: 7px;
  content: "";
  border-bottom: 2px solid currentColor;
  border-left: 2px solid currentColor;
  transform: rotate(-45deg);
}

.principle-grid h3,
.experience-list h3 {
  margin: 0;
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.025em;
}

.principle-grid p,
.experience-list p {
  margin: 14px 0 0;
  color: rgba(48, 55, 53, 0.7);
  font-size: 14px;
  line-height: 1.65;
}

.ecosystem {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 80px;
  padding: 118px 0;
}

.experience-list {
  border-top: 1px solid var(--iris-line);
}

.experience-list article {
  display: grid;
  grid-template-columns: 110px 1fr 1fr;
  gap: 24px;
  align-items: start;
  padding: 32px 0;
  border-bottom: 1px solid var(--iris-line);
}

.experience-list span {
  color: var(--iris-olive-dark);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.14em;
}

.experience-list p {
  margin: 0;
}

.trust {
  display: grid;
  grid-template-columns: 90px 1fr 0.85fr;
  gap: 48px;
  align-items: center;
  padding: 72px;
  color: white;
  background: var(--iris-navy);
  border-radius: 16px;
}

.focus-mark--footer {
  width: 70px;
  height: 70px;
}

.trust .eyebrow {
  color: #a4ad72;
}

.trust p:last-child {
  margin: 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 14px;
  line-height: 1.7;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  width: var(--page);
  padding: 44px 0 32px;
  margin: 50px auto 0;
  color: rgba(12, 33, 57, 0.52);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

@keyframes breathe {
  0%, 100% { opacity: 0.46; transform: scale(0.97); }
  50% { opacity: 1; transform: scale(1.02); }
}

:focus-visible {
  outline: 3px solid rgba(125, 134, 75, 0.55);
  outline-offset: 4px;
}

@media (max-width: 960px) {
  :root {
    --page: min(100% - 36px, 760px);
  }

  .desktop-nav {
    display: none;
  }

  .site-header {
    grid-template-columns: 1fr auto;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: 0;
    padding-top: 64px;
  }

  .clarity-panel {
    min-height: 540px;
  }

  .section-intro,
  .ecosystem {
    grid-template-columns: 1fr;
  }

  .principle-grid article {
    padding: 28px;
  }

  .experience-list article {
    grid-template-columns: 100px 1fr;
  }

  .experience-list p {
    grid-column: 2;
  }

  .trust {
    grid-template-columns: 70px 1fr;
    padding: 52px;
  }

  .trust p:last-child {
    grid-column: 2;
  }
}

@media (max-width: 680px) {
  :root {
    --page: calc(100% - 28px);
  }

  .site-header {
    height: 66px;
    padding: 0 16px;
  }

  .header-action {
    padding: 9px 12px;
    border: 1px solid var(--iris-line);
    border-radius: 7px;
  }

  .hero {
    gap: 46px;
    padding: 52px 0 66px;
  }

  .hero h1 {
    font-size: clamp(48px, 15vw, 68px);
    line-height: 0.98;
  }

  .hero-lead {
    min-height: 0;
    font-size: 16px;
  }

  .audience-switch {
    grid-template-columns: 1fr;
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .clarity-panel {
    min-height: 485px;
    border-radius: 14px;
  }

  .panel-topline {
    padding: 18px;
  }

  .status-dot {
    font-size: 0;
  }

  .focus-visual {
    inset: 72px 20px 164px;
  }

  .focus-mark--hero {
    width: 126px;
    height: 126px;
  }

  .focus-orbit--one {
    width: 220px;
    height: 220px;
  }

  .focus-orbit--two {
    width: 320px;
    height: 320px;
  }

  .insight-card {
    right: 14px;
    bottom: 14px;
    left: 14px;
    padding: 18px;
  }

  .principles,
  .ecosystem {
    padding: 82px 0;
  }

  .principle-grid {
    grid-template-columns: 1fr;
    margin-top: 48px;
  }

  .principle-grid article {
    min-height: 245px;
  }

  .principle-grid article + article {
    border-top: 1px solid var(--iris-line);
    border-left: 0;
  }

  .mini-mark,
  .context-icon,
  .action-icon {
    margin-top: 38px;
  }

  .ecosystem {
    gap: 48px;
  }

  .experience-list article {
    grid-template-columns: 1fr;
  }

  .experience-list p {
    grid-column: auto;
  }

  .trust {
    grid-template-columns: 1fr;
    gap: 30px;
    width: 100%;
    padding: 48px 28px;
    border-radius: 0;
  }

  .focus-mark--footer {
    width: 54px;
    height: 54px;
  }

  .trust p:last-child {
    grid-column: auto;
  }

  .site-footer {
    flex-direction: column;
    gap: 12px;
    margin-top: 0;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}