:root {
  --ink: #000000;
  --deep: #274a46;
  --sage: #7ba09c;
  --cream: #f9f4ed;
  --lime: #eff3ce;
  --mist: #eef1ea;
  --paper: #ffffff;
  --muted: #575760;
  --line: rgba(39, 74, 70, 0.18);
  --shadow: 0 24px 70px rgba(39, 74, 70, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--deep);
  background: var(--cream);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  line-height: 1.55;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: 18;
  background-image: url("assets/branding/interdato-pattern.png");
  background-position: top left;
  background-repeat: repeat;
  background-size: 420px auto;
  content: "";
  opacity: 0.09;
  pointer-events: none;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
}

.hero,
.proposal-section,
.cta-section {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.hero > *,
.proposal-section > *,
.cta-section > * {
  position: relative;
  z-index: 1;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
  padding: 12px clamp(18px, 4vw, 56px);
  background: rgba(39, 74, 70, 0.96);
  color: var(--cream);
  border-bottom: 1px solid rgba(239, 243, 206, 0.16);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  width: 232px;
}

.brand img {
  display: block;
}

nav {
  display: flex;
  justify-content: center;
  gap: clamp(14px, 3vw, 34px);
  font-size: 0.9rem;
}

nav a,
.header-cta,
.site-footer a {
  text-decoration: none;
}

nav a:hover,
.site-footer a:hover {
  color: var(--lime);
}

.header-cta {
  justify-self: end;
  padding: 9px 16px;
  color: var(--deep);
  background: var(--lime);
  border-radius: 999px;
  font-weight: 700;
  transition: transform 160ms ease;
}

.header-cta:hover {
  color: var(--deep);
  transform: scale(1.06);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.65fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: start;
  padding: clamp(56px, 8vw, 110px) clamp(20px, 6vw, 88px) clamp(42px, 7vw, 86px);
  background:
    linear-gradient(140deg, rgba(0, 0, 0, 0.96), rgba(15, 31, 29, 0.96) 58%, rgba(39, 74, 70, 0.92)),
    var(--ink);
}

.hero::before {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: url("assets/branding/interdato-pattern.png") right -10vw top -12vw / min(94vw, 960px) auto no-repeat;
  content: "";
  display: none;
  opacity: 0;
  pointer-events: none;
}

.hero-copy {
  max-width: 820px;
}

.hero .eyebrow {
  color: var(--lime);
}

.hero h1 {
  color: var(--cream);
}

.hero .title-accent {
  color: var(--lime);
}

.hero .lead {
  color: rgba(249, 244, 237, 0.82);
}

.hero .lead strong {
  color: var(--paper);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--sage);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

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

h1 {
  max-width: 920px;
  margin-bottom: 38px;
  color: var(--deep);
  font-size: clamp(2.8rem, 7.2vw, 6.8rem);
  line-height: 0.92;
  letter-spacing: 0;
}

.title-accent {
  color: var(--ink);
}

h2 {
  color: var(--deep);
  font-size: clamp(2rem, 4.2vw, 4rem);
  line-height: 1;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  color: var(--deep);
  font-size: 1.2rem;
  line-height: 1.15;
}

.lead {
  max-width: 660px;
  color: var(--muted);
  font-size: clamp(1.1rem, 2vw, 1.4rem);
}

.lead strong {
  color: var(--deep);
  font-weight: 900;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.hero-certification {
  display: flex;
  max-width: 640px;
  align-items: center;
  gap: 14px;
  margin-top: 26px;
  padding: 12px 14px;
  color: rgba(249, 244, 237, 0.84);
  background: rgba(249, 244, 237, 0.08);
  border: 1px solid rgba(239, 243, 206, 0.2);
  border-radius: 8px;
  backdrop-filter: blur(10px);
}

.hero-certification img {
  width: 54px;
  height: auto;
  flex: 0 0 auto;
  object-fit: contain;
}

.hero-certification strong,
.hero-certification span {
  display: block;
}

.hero-certification strong {
  margin-bottom: 3px;
  color: var(--paper);
  font-weight: 900;
}

.hero-certification span {
  font-size: 0.92rem;
  line-height: 1.35;
}

.hero .button.primary {
  border-color: var(--lime);
  color: var(--deep);
  background: var(--lime);
}

.hero .button.secondary {
  border-color: rgba(249, 244, 237, 0.72);
  color: var(--cream);
  background: transparent;
}

.button {
  display: inline-flex;
  align-items: center;
  min-height: 46px;
  padding: 12px 18px;
  border: 1px solid var(--deep);
  border-radius: 999px;
  text-decoration: none;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

.button.primary {
  color: var(--cream);
  background: var(--deep);
}

.button.secondary {
  color: var(--deep);
  background: transparent;
}

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

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

.impact-panel {
  position: relative;
  overflow: hidden;
  padding: 24px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.impact-panel::after {
  position: absolute;
  top: -22px;
  right: -18px;
  z-index: 0;
  width: 160px;
  height: 160px;
  background: url("assets/branding/interdato-seal.png") center / contain no-repeat;
  content: "";
  opacity: 0.48;
  pointer-events: none;
}

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

.panel-topline {
  margin-bottom: 12px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
}

.metric {
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.metric strong {
  display: block;
  color: var(--deep);
  font-size: clamp(2.2rem, 5vw, 4rem);
  line-height: 1;
}

.metric strong sup {
  margin-left: 3px;
  color: var(--sage);
  font-size: 0.28em;
  vertical-align: super;
}

.metric span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
}

.metric-sources {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.metric-sources p {
  margin: 0 0 8px;
  color: rgba(87, 87, 96, 0.76);
  font-size: 0.72rem;
  line-height: 1.35;
}

.metric-sources sup {
  color: var(--deep);
  font-weight: 900;
}

.section {
  padding: clamp(56px, 8vw, 100px) clamp(20px, 6vw, 88px);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(180px, 0.38fr) minmax(0, 0.62fr);
  gap: clamp(22px, 5vw, 70px);
  align-items: start;
  margin-bottom: 34px;
}

.section-heading-right h2 {
  text-align: right;
}

.three-columns,
.offer-grid,
.framework-grid,
.package-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.three-columns article,
.offer-grid article,
.framework-grid article,
.package-grid article,
.proof-grid article,
.case-list article {
  background: var(--paper);
}

.three-columns article,
.offer-grid article,
.framework-grid article,
.package-grid article {
  padding: clamp(22px, 4vw, 36px);
}

.pillar {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  margin-bottom: 22px;
  color: var(--cream);
  background: var(--deep);
  border-radius: 50%;
  font-weight: 900;
}

.evidence-band {
  display: grid;
  grid-template-columns: minmax(280px, 0.78fr) minmax(300px, 1fr);
  gap: clamp(30px, 6vw, 74px);
  color: var(--cream);
  background: var(--deep);
}

.evidence-band h2,
.evidence-band .eyebrow {
  color: var(--lime);
}

#evidencia-title {
  font-size: clamp(2.8rem, 5.4vw, 5.4rem);
}

.evidence-band p {
  color: rgba(249, 244, 237, 0.82);
}

.proof-grid {
  display: grid;
  gap: 12px;
}

.proof-grid article {
  padding: 22px;
  color: var(--deep);
  background: var(--cream);
  border: 1px solid rgba(249, 244, 237, 0.18);
  border-radius: 8px;
}

.proof-grid strong {
  display: block;
  margin-bottom: 8px;
  color: var(--deep);
}

.proof-grid p {
  color: #213c39;
}

.case-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.case-list article {
  display: flex;
  flex-direction: column;
  min-height: 360px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.case-meta {
  margin-bottom: 28px;
  color: var(--sage);
  font-weight: 900;
  text-transform: uppercase;
}

.case-list p,
.offer-grid p,
.timeline p,
.visual-proof p {
  color: var(--muted);
}

.case-list a {
  margin-top: auto;
  color: var(--deep);
  font-weight: 900;
}

.visual-proof {
  display: grid;
  grid-template-columns: minmax(280px, 1.05fr) minmax(280px, 0.95fr);
  gap: clamp(26px, 5vw, 70px);
  align-items: center;
  padding: clamp(34px, 6vw, 74px) clamp(20px, 6vw, 88px);
  background: var(--mist);
}

.visual-proof img {
  width: 100%;
  border-radius: 8px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.bcorp-section {
  display: grid;
  grid-template-columns: minmax(170px, 0.26fr) minmax(0, 0.74fr);
  gap: clamp(26px, 5vw, 72px);
  align-items: stretch;
  background: var(--paper);
}

.bcorp-mark {
  display: grid;
  min-height: 360px;
  place-items: center;
  padding: clamp(22px, 4vw, 34px);
  background:
    linear-gradient(145deg, rgba(39, 74, 70, 0.92), rgba(15, 31, 29, 0.98)),
    var(--deep);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.bcorp-mark img {
  width: clamp(116px, 16vw, 164px);
  height: auto;
}

.bcorp-copy {
  align-self: center;
}

.bcorp-copy h2 {
  max-width: 980px;
  font-size: clamp(2rem, 4.4vw, 4.4rem);
}

.bcorp-copy > p {
  max-width: 840px;
  color: var(--muted);
  font-size: clamp(1rem, 1.6vw, 1.18rem);
}

.bcorp-principles {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin-top: 28px;
  background: var(--line);
  border: 1px solid var(--line);
}

.bcorp-principles article {
  min-height: 170px;
  padding: 22px;
  background: var(--cream);
}

.bcorp-principles strong,
.bcorp-principles span {
  display: block;
}

.bcorp-principles strong {
  margin-bottom: 18px;
  color: var(--deep);
  font-size: 1.05rem;
}

.bcorp-principles span {
  color: var(--muted);
}

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

.framework-intro {
  max-width: 760px;
  margin: 18px 0 0 auto;
  color: var(--muted);
  font-size: clamp(1rem, 1.45vw, 1.16rem);
  text-align: right;
}

.framework-principle {
  display: grid;
  grid-template-columns: minmax(140px, 0.2fr) minmax(0, 0.8fr);
  gap: clamp(18px, 4vw, 48px);
  align-items: center;
  margin-bottom: 22px;
  padding: clamp(22px, 4vw, 34px);
  color: var(--cream);
  background: var(--deep);
  border-radius: 8px;
}

.framework-principle span {
  color: var(--lime);
  font-size: 0.8rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.framework-principle p {
  margin: 0;
  color: rgba(249, 244, 237, 0.88);
  font-size: clamp(1.05rem, 1.7vw, 1.3rem);
}

.framework-principle strong {
  color: var(--lime);
}

.framework-grid {
  align-items: stretch;
}

.framework-grid article {
  min-height: 430px;
}

.framework-grid article > p {
  min-height: 72px;
  margin-bottom: 0;
  color: var(--muted);
}

.framework-label,
.package-grid span {
  display: inline-block;
  margin-bottom: 22px;
  color: var(--sage);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.framework-grid ul {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
  color: var(--muted);
  list-style: none;
}

.framework-grid li {
  padding-top: 10px;
  border-top: 1px solid var(--line);
}

.framework-grid li strong {
  color: var(--deep);
}

.framework-foot {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(220px, 0.28fr);
  gap: clamp(18px, 4vw, 42px);
  margin-top: 22px;
  padding: 22px 24px;
  color: var(--muted);
  background: var(--cream);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.framework-foot p {
  margin: 0;
}

.framework-foot strong,
.framework-sources a {
  color: var(--deep);
}

.framework-sources {
  font-size: 0.88rem;
}

.framework-sources a {
  font-weight: 900;
}

.flow-section {
  color: var(--cream);
  background:
    linear-gradient(135deg, rgba(15, 31, 29, 0.96), rgba(39, 74, 70, 0.96)),
    var(--deep);
}

.flow-heading h2,
.flow-heading .eyebrow,
.flow-section h3 {
  color: var(--lime);
}

.starter-flow h3 {
  margin-bottom: 0;
  font-size: clamp(1.4rem, 2.4vw, 2.2rem);
}

.starter-steps span {
  display: inline-block;
  margin-bottom: 22px;
  color: var(--sage);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.starter-steps p {
  margin-bottom: 0;
  color: #34524e;
}

.starter-flow {
  display: grid;
  grid-template-columns: minmax(240px, 0.3fr) minmax(0, 0.7fr);
  gap: clamp(24px, 5vw, 56px);
  align-items: start;
  margin-top: 28px;
  padding: clamp(24px, 5vw, 44px);
  color: var(--cream);
  background:
    linear-gradient(135deg, rgba(249, 244, 237, 0.08), rgba(239, 243, 206, 0.04)),
    rgba(239, 243, 206, 0.1);
  border: 1px solid rgba(239, 243, 206, 0.2);
  border-radius: 8px;
}

.starter-steps {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(14px, 2vw, 24px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.starter-steps::before {
  position: absolute;
  top: 36px;
  right: 14%;
  left: 14%;
  height: 2px;
  background: linear-gradient(90deg, var(--lime), rgba(239, 243, 206, 0.36));
  content: "";
}

.starter-step {
  position: relative;
  z-index: 1;
}

.starter-card {
  position: relative;
  display: flex;
  width: 100%;
  min-height: 300px;
  flex-direction: column;
  align-items: flex-start;
  padding: 24px;
  color: var(--deep);
  background: var(--paper);
  border: 1px solid rgba(239, 243, 206, 0.28);
  border-radius: 8px;
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.16);
  cursor: pointer;
  font: inherit;
  text-align: left;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.starter-card:hover,
.starter-card:focus-visible {
  border-color: var(--lime);
  box-shadow: 0 22px 58px rgba(0, 0, 0, 0.24);
  outline: none;
  transform: translateY(-6px);
}

.starter-steps h4 {
  margin: 0 0 10px;
  color: var(--deep);
  font-size: 1.12rem;
}

.starter-card > span {
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin-bottom: 34px;
  color: var(--deep);
  background: var(--lime);
  border-radius: 50%;
  font-size: 0.82rem;
  font-weight: 900;
}

.starter-card strong {
  margin-top: auto;
  color: var(--deep);
  font-size: 0.82rem;
  text-transform: uppercase;
}

.stage-modal {
  position: fixed;
  top: 50%;
  left: 50%;
  width: min(92vw, 760px);
  max-height: min(86vh, 760px);
  margin: 0;
  padding: clamp(26px, 5vw, 44px);
  color: var(--deep);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 36px 120px rgba(0, 0, 0, 0.38);
  overflow: auto;
  transform: translate(-50%, -50%);
}

.stage-modal::backdrop {
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(6px);
}

.stage-modal[open] {
  animation: modal-rise 180ms ease-out;
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  display: inline-grid;
  width: 38px;
  height: 38px;
  place-items: center;
  color: var(--deep);
  background: var(--mist);
  border: 1px solid var(--line);
  border-radius: 50%;
  cursor: pointer;
  font: inherit;
  font-size: 1.35rem;
  line-height: 1;
}

.modal-kicker {
  display: inline-block;
  margin-bottom: 16px;
  color: var(--sage);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.stage-modal h3 {
  max-width: 640px;
  margin-bottom: 16px;
  color: var(--deep);
  font-size: clamp(1.8rem, 4vw, 3.1rem);
}

.stage-modal p {
  max-width: 660px;
  color: var(--muted);
}

.modal-stat {
  margin: 22px 0 0;
  padding: 16px 18px;
  color: var(--deep);
  background: var(--lime);
  border-radius: 8px;
  font-size: 0.95rem;
  line-height: 1.45;
}

.modal-stat strong {
  color: var(--deep);
}

.modal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 24px;
}

.modal-grid div {
  padding: 18px;
  background: var(--cream);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.modal-grid strong {
  display: block;
  margin-bottom: 12px;
}

.modal-grid ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

.modal-grid a {
  color: var(--deep);
  font-weight: 800;
}

@keyframes modal-rise {
  from {
    opacity: 0;
    transform: translate(-50%, calc(-50% + 14px)) scale(0.98);
  }

  to {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
}

.offer-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.packages {
  background: var(--mist);
}

.package-grid article {
  display: flex;
  min-height: 300px;
  flex-direction: column;
  border-top: 6px solid var(--deep);
}

.package-grid p {
  color: var(--muted);
}

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

.timeline {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
}

.timeline li {
  min-height: 260px;
  padding: 24px;
  background: var(--cream);
}

.timeline span {
  display: block;
  margin-bottom: 48px;
  color: var(--sage);
  font-size: 0.9rem;
  font-weight: 900;
}

.proposal-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.4fr);
  gap: clamp(24px, 5vw, 64px);
  align-items: center;
  padding: clamp(44px, 7vw, 86px) clamp(20px, 6vw, 88px);
  background:
    linear-gradient(135deg, rgba(239, 243, 206, 0.78), rgba(249, 244, 237, 0.96)),
    var(--cream);
}

.proposal-section::before {
  position: absolute;
  inset: auto -7vw -24vw auto;
  z-index: 0;
  width: min(82vw, 820px);
  aspect-ratio: 1;
  background: url("assets/branding/interdato-pattern.png") center / contain no-repeat;
  content: "";
  display: none;
  opacity: 0;
  pointer-events: none;
}

.proposal-copy {
  max-width: 840px;
}

.proposal-copy h2 {
  font-size: clamp(2.1rem, 5vw, 5rem);
}

.proposal-copy p {
  max-width: 760px;
  color: var(--muted);
  font-size: clamp(1rem, 1.6vw, 1.2rem);
}

.proposal-panel {
  padding: clamp(24px, 4vw, 34px);
  color: var(--cream);
  background: var(--deep);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.proposal-panel span {
  display: inline-block;
  margin-bottom: 28px;
  padding: 7px 10px;
  color: var(--deep);
  background: var(--lime);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.proposal-panel h3 {
  color: var(--cream);
}

.proposal-panel p {
  color: rgba(249, 244, 237, 0.82);
}

.proposal-panel .button {
  margin-top: 16px;
  border-color: var(--lime);
  color: var(--deep);
  background: var(--lime);
}

.qr-share {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(240px, 0.34fr);
  gap: clamp(24px, 5vw, 64px);
  align-items: center;
  padding: clamp(40px, 7vw, 82px) clamp(20px, 6vw, 88px);
  color: var(--cream);
  background:
    linear-gradient(135deg, rgba(39, 74, 70, 0.94), rgba(15, 31, 29, 0.96)),
    var(--deep);
}

.qr-copy {
  max-width: 850px;
}

.qr-copy h2 {
  color: var(--lime);
  font-size: 3.65rem;
  line-height: 1;
  white-space: nowrap;
}

.qr-copy p {
  color: rgba(249, 244, 237, 0.84);
}

.qr-copy .qr-intro {
  max-width: none;
  white-space: nowrap;
}

.qr-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.qr-actions .button {
  flex: 0 0 auto;
  white-space: nowrap;
}

.qr-actions .secondary {
  border-color: rgba(249, 244, 237, 0.7);
  color: var(--cream);
}

.qr-actions .primary {
  border-color: var(--lime);
  color: var(--deep);
  background: var(--lime);
}

.share-status {
  min-height: 1.5em;
  margin: 16px 0 0;
  font-weight: 800;
}

.qr-card {
  display: grid;
  justify-items: center;
  margin: 0;
  padding: clamp(20px, 4vw, 30px);
  color: var(--deep);
  background: var(--paper);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.qr-card img {
  width: min(100%, 260px);
  padding: 14px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.qr-card figcaption {
  max-width: 260px;
  margin-bottom: 16px;
  color: var(--deep);
  font-size: 1rem;
  font-weight: 900;
  line-height: 1.2;
  text-align: center;
}

.cta-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
  margin: clamp(20px, 5vw, 58px);
  padding: clamp(30px, 6vw, 68px);
  color: var(--ink);
  background: var(--sage);
  border-radius: 8px;
}

.cta-section::after {
  position: absolute;
  top: 50%;
  right: clamp(18px, 5vw, 56px);
  z-index: 0;
  width: clamp(140px, 19vw, 230px);
  aspect-ratio: 1;
  background: url("assets/branding/interdato-seal.png") center / contain no-repeat;
  content: "";
  display: none;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-50%) rotate(-8deg);
}

.cta-section h2 {
  color: var(--ink);
  font-size: clamp(1.45rem, 2.2vw, 2.25rem);
  line-height: 1.05;
}

.cta-section p {
  width: 100%;
  max-width: none;
}

.references {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  padding: 42px clamp(20px, 6vw, 88px) 64px;
  background: var(--ink);
  color: var(--cream);
}

.references::after {
  position: absolute;
  top: 50%;
  right: clamp(20px, 8vw, 120px);
  z-index: 0;
  width: clamp(180px, 25vw, 320px);
  aspect-ratio: 1;
  background: url("assets/branding/interdato-seal.png") center / contain no-repeat;
  content: "";
  opacity: 0.34;
  pointer-events: none;
  transform: translateY(-50%) rotate(-8deg);
}

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

.references h2 {
  margin-bottom: 20px;
  color: var(--cream);
  font-size: 1.4rem;
}

.references ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 28px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.references a {
  color: var(--lime);
}

.site-footer {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) minmax(300px, 420px) minmax(220px, 1fr);
  gap: clamp(24px, 4vw, 54px);
  align-items: center;
  padding: 30px clamp(20px, 6vw, 88px);
  color: var(--cream);
  background: var(--deep);
}

.footer-identity,
.footer-contact {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
}

.footer-identity {
  align-items: center;
}

.footer-contact {
  justify-content: flex-end;
  text-align: right;
}

.footer-bcorp-lockup {
  display: block;
  width: 100%;
  max-width: 420px;
  justify-self: center;
}

.footer-bcorp-lockup img {
  display: block;
  width: 100%;
  height: auto;
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: auto auto;
  }

  nav {
    display: none;
  }

  .hero,
  .evidence-band,
  .visual-proof,
  .section-heading,
  .framework-principle,
  .framework-foot,
  .starter-flow,
  .bcorp-section,
  .proposal-section,
  .qr-share,
  .cta-section {
    grid-template-columns: 1fr;
  }

  .three-columns,
  .case-list,
  .offer-grid,
  .framework-grid,
  .package-grid,
  .bcorp-principles,
  .starter-steps,
  .timeline,
  .references ul {
    grid-template-columns: 1fr;
  }

  .starter-steps::before {
    top: 18px;
    bottom: 18px;
    left: 24px;
    width: 2px;
    height: auto;
    background: linear-gradient(180deg, var(--lime), rgba(239, 243, 206, 0.36));
  }

  .starter-card {
    min-height: 0;
    padding-left: 76px;
  }

  .starter-card > span {
    position: absolute;
    top: 24px;
    left: 0;
    margin-bottom: 0;
    letter-spacing: 0;
    line-height: 1;
    text-align: center;
  }

  .starter-card strong {
    margin-top: 22px;
  }

  .case-list article {
    min-height: auto;
  }

  .timeline li {
    min-height: 0;
  }

  .timeline span {
    margin-bottom: 18px;
  }

  .section-heading-right h2 {
    text-align: left;
  }

  .site-footer {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .footer-bcorp-lockup {
    width: min(100%, 420px);
    justify-self: start;
  }

  .footer-contact {
    justify-content: flex-start;
    text-align: left;
  }

  .framework-intro {
    margin-left: 0;
    text-align: left;
  }

  .framework-grid article,
  .framework-grid article > p {
    min-height: 0;
  }

  .qr-copy h2 {
    font-size: 2.65rem;
  }

  .qr-copy .qr-intro {
    white-space: normal;
  }
}

@media (max-width: 560px) {
  body::before {
    background-size: 300px auto;
    opacity: 0.075;
  }

  .site-header {
    gap: 12px;
    padding: 10px 14px;
  }

  .brand {
    width: 192px;
  }

  .header-cta {
    padding: 8px 12px;
    font-size: 0.9rem;
  }

  h1 {
    max-width: 100%;
    font-size: clamp(2.05rem, 11.5vw, 3rem);
    line-height: 1;
    overflow-wrap: break-word;
  }

  .hero {
    background:
      linear-gradient(140deg, rgba(0, 0, 0, 0.96), rgba(15, 31, 29, 0.96) 58%, rgba(39, 74, 70, 0.9)),
      var(--ink);
  }

  .hero::before {
    background-position: right -34vw top -16vw;
    background-size: min(128vw, 560px) auto;
    opacity: 0.22;
  }

  .hero-actions {
    flex-direction: column;
  }

  .button {
    justify-content: center;
    width: 100%;
  }

  .qr-copy h2 {
    font-size: 1.55rem;
  }

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

  .bcorp-mark {
    min-height: 260px;
  }

  .hero-certification {
    align-items: flex-start;
  }

}

@media (max-width: 380px) {
  .brand {
    width: 156px;
  }

  .qr-copy h2 {
    font-size: 1.34rem;
  }
}

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

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