:root {
  --purple: #6c2bd9;
  --purple-dark: #43138a;
  --purple-deep: #281039;
  --purple-soft: #f3ecff;
  --ink: #251b2d;
  --muted: #655c6c;
  --line: #ded5e7;
  --surface: #faf8fc;
  --white: #ffffff;
  --amber: #ffb000;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  line-height: 1.6;
}

a {
  color: var(--purple-dark);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--amber);
  outline-offset: 3px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;

  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;

  padding: .9rem 5vw;

  background: rgba(255,255,255,.97);
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: .7rem;

  color: var(--ink);

  font-weight: 850;
  font-size: 1.15rem;

  text-decoration: none;
}

.brand img {
  width: 38px;
  height: 38px;
}

.site-header nav,
footer nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.25rem;
}

.site-header nav a {
  font-weight: 700;
  text-decoration: none;
}

.header-cta {
  padding: .55rem .9rem;

  color: #fff !important;
  background: var(--purple);

  border-radius: .5rem;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0,1.45fr) minmax(300px,.65fr);
  align-items: center;
  gap: 5rem;

  min-height: 650px;

  padding: 5.5rem 6vw;

  background:
    radial-gradient(
      circle at 82% 18%,
      #e8d8ff 0,
      transparent 28%
    ),
    linear-gradient(
      135deg,
      #fbf8ff 0%,
      #fff 70%
    );
}

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

.badge,
.eyebrow,
.card-label {
  color: var(--purple-dark);

  font-size: .76rem;
  font-weight: 900;

  letter-spacing: .13em;
  text-transform: uppercase;
}

.badge {
  display: inline-block;

  margin: 0 0 1.3rem;
  padding: .42rem .7rem;

  background: var(--purple-soft);
  border-radius: 999px;
}

h1 {
  margin: 0 0 1.4rem;

  max-width: 900px;

  font-size: clamp(3rem,7vw,6rem);
  line-height: .94;
  letter-spacing: -.055em;
}

h1 em {
  color: var(--purple);
  font-style: normal;
}

h2 {
  margin-top: 0;

  font-size: clamp(2rem,4vw,3.2rem);
  line-height: 1.08;
  letter-spacing: -.025em;
}

.lead {
  max-width: 750px;

  color: #514759;

  font-size: 1.22rem;
}

.hero-actions,
.purple-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .9rem;

  margin-top: 1.8rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;

  min-height: 48px;

  padding: .75rem 1.05rem;

  border: 1px solid var(--purple);
  border-radius: .55rem;

  font-weight: 800;

  text-decoration: none;
}

.button.primary {
  color: #fff;
  background: var(--purple);
}

.button.secondary {
  color: var(--purple-dark);
  background: #fff;
}

.button.white {
  color: var(--purple-dark);
  background: #fff;
  border-color: #fff;
}

.small-note {
  color: var(--muted);
  font-size: .9rem;
}

.scan-card {
  padding: 2rem;

  background: #fff;

  border: 1px solid var(--line);
  border-radius: 1rem;

  box-shadow:
    0 24px 70px rgba(72,25,119,.13);
}

.scan-card h2 {
  font-size: 1.5rem;
}

.target {
  margin: 1rem 0 1.5rem;

  padding: .85rem;

  color: var(--purple-dark);
  background: #f7f3fa;

  border-radius: .45rem;

  font-family: ui-monospace, monospace;
  font-weight: 700;
}

.scan-card dl {
  margin: 0;
}

.scan-card dl div {
  padding: .9rem 0;

  border-top: 1px solid var(--line);
}

.scan-card dt {
  color: var(--muted);
  font-size: .78rem;
}

.scan-card dd {
  margin: .15rem 0 0;
  font-weight: 800;
}

.section {
  max-width: 1180px;

  margin: 0 auto;
  padding: 5.5rem 5vw;
}

.section-intro {
  max-width: 850px;

  color: var(--muted);

  font-size: 1.13rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2,minmax(0,1fr));
  gap: 1rem;

  margin-top: 2rem;
}

.feature-grid article {
  padding: 1.5rem;

  border: 1px solid var(--line);
  border-radius: .75rem;
}

.feature-grid h3 {
  margin: .3rem 0;
}

.number {
  color: var(--purple);

  font-size: .8rem;
  font-weight: 900;
}

.purple-section {
  max-width: none;

  display: grid;
  grid-template-columns: 1.4fr .6fr;
  align-items: center;
  gap: 4rem;

  padding-left: max(5vw,calc((100vw - 1180px)/2 + 5vw));
  padding-right: max(5vw,calc((100vw - 1180px)/2 + 5vw));

  color: #fff;

  background:
    linear-gradient(
      135deg,
      var(--purple-dark),
      #792fdb
    );
}

.purple-section p {
  max-width: 800px;
}

.light {
  color: #e5d5ff;
}

.text-white {
  color: #fff;
}

.company-links {
  display: grid;
  grid-template-columns: repeat(2,minmax(0,1fr));
  gap: 1rem;

  margin-top: 2rem;
}

.company-links a {
  display: flex;
  flex-direction: column;
  gap: .25rem;

  padding: 1.4rem;

  color: var(--ink);

  border: 1px solid var(--line);
  border-radius: .7rem;

  text-decoration: none;
}

.company-links a:hover {
  border-color: var(--purple);
}

.company-links span {
  color: var(--muted);
}

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

  padding: 0;

  list-style: none;
}

.workflow li {
  display: flex;
  gap: 1rem;

  padding: 1.3rem;

  background: var(--surface);

  border-radius: .7rem;
}

.workflow li > span {
  display: grid;
  place-items: center;
  flex: 0 0 36px;

  width: 36px;
  height: 36px;

  color: #fff;
  background: var(--purple);

  border-radius: 50%;

  font-weight: 900;
}

.workflow strong {
  font-size: 1.1rem;
}

.workflow p {
  margin: .25rem 0 0;
}

.aai-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;

  padding: 4rem max(5vw,calc((100vw - 1180px)/2 + 5vw));

  color: #fff;
  background: var(--purple-deep);
}

.aai-cta div {
  max-width: 760px;
}

.notice {
  max-width: 1050px;

  margin: 3rem auto;
  padding: 1.4rem;

  background: var(--purple-soft);

  border-left: 5px solid var(--purple);
}

.notice h2 {
  font-size: 1.3rem;
}

footer {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 3rem;

  padding: 2.5rem 5vw;

  color: #ddd0e9;
  background: #1f102b;
}

footer > div {
  display: grid;
}

footer a {
  color: #fff;
}


/* ======================================================
   ACCESSIBILITY TEST LAB
   ====================================================== */

.lab-body {
  background: #f8f5fa;
}

.lab-header {
  padding: 1rem 5vw;

  color: #fff;
  background: var(--purple-deep);
}

.lab-header-inner {
  max-width: 1100px;

  margin: 0 auto;

  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.lab-header a {
  color: #fff;
}

.lab-main {
  max-width: 1050px;

  margin: 0 auto;
  padding: 2rem 5vw 5rem;
}

.lab-intro {
  margin: 1rem 0 2rem;
  padding: 1.6rem;

  background: #fff;

  border-left: 5px solid var(--purple);
}

.lab-intro h1 {
  font-size: clamp(2.5rem,6vw,4.5rem);
}

.lab-sample {
  margin: 1.2rem 0;
  padding: 1.5rem;

  background: #fff;

  border: 1px solid var(--line);
  border-radius: .7rem;
}

.lab-sample h2 {
  font-size: 1.35rem;
}

.lab-sample h3 {
  margin-top: 1.5rem;
}

.lab-logo {
  width: 90px;
  height: 90px;
}

.fake-control {
  display: inline-block;

  padding: .65rem .9rem;

  color: #fff;
  background: var(--purple);

  border-radius: .4rem;

  cursor: pointer;
}

.field {
  margin: 1rem 0;
}

.field input,
.field textarea,
.field select {
  display: block;

  width: min(100%,550px);

  margin-top: .3rem;
  padding: .7rem;

  font: inherit;

  border: 1px solid #93889d;
  border-radius: .3rem;
}

.bad-table {
  width: 100%;
  border-collapse: collapse;
}

.bad-table td {
  padding: .65rem;
  border: 1px solid #aaa;
}

.bad-modal {
  position: fixed;
  inset: 0;
  z-index: 100;

  padding: 12vh 5vw;

  background: rgba(30,10,45,.72);
}

.bad-modal-card {
  max-width: 540px;

  margin: auto;
  padding: 1.5rem;

  background: #fff;

  border-radius: .7rem;
}

.lab-finish {
  margin-top: 2rem;
  padding: 2rem;

  color: #fff;
  background: var(--purple-dark);

  border-radius: .8rem;
}


/* ======================================================
   EVERYTHING BELOW HERE IS DELIBERATELY BAD.
   These declarations exist specifically for testing.
   ====================================================== */

.bad-low-contrast {
  color: #cabed5;
  background: #fff;
}

.bad-colour-only {
  color: #e02073;
}

.bad-focus-zone a:focus,
.bad-focus-zone button:focus,
.bad-focus-zone input:focus {
  outline: none;
}

.tiny-target {
  display: inline-grid;
  place-items: center;

  width: 14px;
  height: 14px;

  overflow: hidden;

  font-size: 8px;
  line-height: 10px;
}

.fixed-width-demo {
  width: 980px;

  padding: 1rem;

  background: #eee7f4;
}

.visual-list div {
  margin: .3rem 0;
}

.fake-heading {
  margin: .8rem 0;

  font-size: 1.45rem;
  font-weight: 800;
}

.bad-error-input {
  border: 3px solid red !important;
}

.bad-nowrap {
  white-space: nowrap;
}

.bad-crop {
  overflow: hidden;

  height: 42px;
}

.drag-box {
  width: 290px;
  padding: 1rem;

  background: #eee7f4;

  border: 1px solid #9f8caf;
}

.drag-handle {
  display: block;

  width: 35px;
  height: 35px;

  background: var(--purple);

  border-radius: 50%;

  cursor: grab;
}

@media (max-width: 800px) {
  .hero,
  .purple-section,
  .feature-grid,
  .company-links,
  .workflow ol {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .site-header,
  .aai-cta,
  footer,
  .lab-header-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-header nav {
    gap: .8rem;
  }
}


/* ======================================================
   AAI_ADITUS_UNIFIED_HOME_V1
   Fictional company content within the single Aditus home.
   ====================================================== */

.demo-company {
  padding-top: 5rem;
}

.demo-company-hero {
  display: grid;
  grid-template-columns:
    minmax(0,1.25fr)
    minmax(300px,.75fr);

  align-items: center;
  gap: 4rem;

  margin-top: 2rem;
  padding: 3rem;

  background:
    linear-gradient(
      135deg,
      #faf7ff,
      #f3ecff
    );

  border-radius: 1rem;
}

.demo-copy h3 {
  max-width: 680px;

  margin: .4rem 0 1rem;

  font-size: clamp(2.2rem,4vw,3.8rem);
  line-height: 1.02;
  letter-spacing: -.04em;
}

.demo-kicker {
  margin: 0;

  color: var(--purple-dark);

  font-size: .75rem;
  font-weight: 900;

  letter-spacing: .14em;
}

.demo-muted {
  color: #b5a7c2;
}

.demo-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;

  margin-top: 1.5rem;
}

.demo-text-link {
  font-weight: 800;
}

.demo-art {
  display: block;

  width: 100%;
  max-width: 440px;

  margin: auto;
}

.demo-services {
  margin-top: 3rem;
}

.demo-card-grid {
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 1rem;
}

.demo-card {
  padding: 1.4rem;

  background: #fff;

  border: 1px solid var(--line);
  border-radius: .75rem;
}

.demo-card h4 {
  margin-top: 0;

  font-size: 1.08rem;
}

.demo-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;

  margin-top: 3rem;
  padding: 2rem;

  background: var(--surface);

  border-radius: .8rem;
}

.demo-status {
  min-height: 2.5rem;

  padding: .75rem;

  background: #fff;

  border-radius: .4rem;
}

.demo-quick-form {
  display: grid;
  gap: .8rem;
}

.demo-quick-form input {
  width: 100%;

  padding: .75rem;

  font: inherit;

  border: 1px solid #93889d;
  border-radius: .4rem;
}

@media (max-width: 800px) {

  .demo-company-hero,
  .demo-card-grid,
  .demo-split {
    grid-template-columns: 1fr;
  }

  .demo-company-hero {
    padding: 2rem;
  }

}


/* ======================================================
   ADITUS PUBLIC AUTHENTICATED TEST AREA
   ====================================================== */

.auth-demo-grid,
.login-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;

  margin-top: 2rem;
}

.auth-demo-copy,
.auth-demo-action,
.login-card,
.credential-card,
.member-panel {
  padding: 1.6rem;

  background: #fff;

  border: 1px solid var(--line);
  border-radius: .8rem;
}

.auth-demo-action {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
}

.demo-credentials {
  margin: 1rem 0;
}

.demo-credentials div {
  padding: .8rem 0;

  border-top: 1px solid var(--line);
}

.demo-credentials dt {
  color: var(--muted);

  font-size: .8rem;
  font-weight: 700;
}

.demo-credentials dd {
  margin: .2rem 0 0;
}

.demo-credentials code {
  display: inline-block;

  padding: .3rem .45rem;

  color: var(--purple-dark);
  background: var(--purple-soft);

  border-radius: .3rem;

  font-size: 1rem;
  font-weight: 800;
}

.login-main,
.member-main {
  max-width: 1080px;

  margin: 0 auto;
  padding: 4rem 5vw 6rem;
}

.login-intro {
  max-width: 760px;
}

.login-intro h1,
.member-main > h1 {
  font-size: clamp(2.6rem,6vw,4.7rem);
}

.login-card form {
  display: grid;
  gap: .8rem;
}

.login-error {
  margin-bottom: 1rem;
  padding: .8rem;

  color: #8d1739;
  background: #fff0f4;

  border-left: 4px solid #d72857;
}

.credential-card {
  background: var(--purple-soft);
}

.member-panel {
  margin: 1.3rem 0;
}

.member-panel input {
  display: block;

  width: min(100%,550px);

  margin: .7rem 0;
  padding: .75rem;

  font: inherit;

  border: 1px solid #93889d;
  border-radius: .35rem;
}

@media (max-width: 800px) {

  .auth-demo-grid,
  .login-layout {
    grid-template-columns: 1fr;
  }

}


/* AAI_ADITUS_REAL_CONTACT_CTA_V1 */

.hero-contact {
  max-width: 760px;

  margin-top: 1.3rem;
  padding-top: 1.1rem;

  border-top: 1px solid var(--line);

  font-weight: 650;
}

.hero-contact a {
  font-weight: 800;
}

.demo-contact-notice {
  margin: 1.5rem 0;
  padding: 1.25rem 1.4rem;

  background: var(--purple-soft);

  border-left: 5px solid var(--purple);
  border-radius: .35rem;
}

.demo-contact-notice > strong {
  display: block;

  color: var(--purple-dark);

  font-size: 1.05rem;
}

.demo-contact-notice p:last-child {
  margin-bottom: 0;
}