/* ContextGuide.ai static presentation site
   Design system: accessible medical clarity with blue and turquoise accents. */

:root {
  color-scheme: dark;
  --ink: #f4fbff;
  --ink-soft: #c7dbe3;
  --muted: #9db6c1;
  --blue: #79c0ff;
  --blue-dark: #0c5e9f;
  --teal: #65d7cc;
  --teal-bright: #7ce5dc;
  --navy: #071923;
  --paper: #102733;
  --mist: #132e3a;
  --mist-blue: #173744;
  --teal-soft: #173f42;
  --line: #365663;
  --surface-raised: #183743;
  --surface-soft: #14313d;
  --field: #0c2530;
  --shadow: 0 22px 60px rgba(1, 10, 15, 0.28);
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 32px;
  --container: 1200px;
  --header-offset: 116px;
  --base-size: 16px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-offset);
  font-size: var(--base-size);
}

html[data-text-size="small"] { --base-size: 15px; }
html[data-text-size="large"] { --base-size: 18px; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  max-width: 100%;
}

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

button,
input,
select,
textarea {
  font: inherit;
}

button,
select {
  cursor: pointer;
}

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

h1,
h2,
h3 {
  color: var(--ink);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

h2 {
  margin-block-end: 24px;
  font-size: clamp(2.5rem, 5vw, 4.6rem);
  font-weight: 680;
}

h3 {
  margin-block-end: 14px;
  font-size: 1.25rem;
  font-weight: 700;
}

p {
  margin-block-end: 1rem;
}

ul,
ol {
  margin: 0;
  padding: 0;
}

:focus-visible {
  outline: 3px solid #ffb300;
  outline-offset: 4px;
}

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

.skip-link {
  position: fixed;
  z-index: 999;
  inset-block-start: 12px;
  inset-inline-start: 12px;
  padding: 12px 18px;
  transform: translateY(-160%);
  border-radius: 8px;
  background: var(--ink);
  color: white;
  font-weight: 750;
  transition: transform 160ms ease;
}

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

.container {
  width: min(calc(100% - 48px), var(--container));
  margin-inline: auto;
}

.section {
  padding-block: 112px;
}

.eyebrow {
  margin-block-end: 22px;
  color: var(--teal);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.section-heading {
  margin-block-end: 58px;
}

.section-description {
  max-width: 690px;
  color: var(--ink-soft);
  font-size: 1.05rem;
  line-height: 1.75;
}

.split-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: 80px;
  align-items: end;
}

.split-heading > div h2 {
  margin-block-end: 0;
}

.split-heading > .section-description {
  margin-block-end: 6px;
}

.centered-heading {
  max-width: 860px;
  margin-inline: auto;
  text-align: center;
}

.centered-heading .section-description {
  margin-inline: auto;
}

/* Header and accessibility controls */
.site-header {
  position: sticky;
  z-index: 100;
  inset-block-start: 0;
  border-bottom: 1px solid rgba(205, 221, 229, 0.9);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 8px 30px rgba(21, 62, 86, 0.04);
  backdrop-filter: blur(18px);
}

.utility-bar {
  border-bottom: 1px solid #e1ebef;
  background: #f4f9fb;
}

.utility-inner {
  min-height: 38px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 22px;
}

.text-size-controls {
  display: flex;
  align-items: center;
  gap: 5px;
  color: #36566a;
  font-size: 0.72rem;
  font-weight: 700;
}

.text-size-controls > span {
  margin-inline-end: 5px;
}

.utility-button {
  min-width: 27px;
  min-height: 27px;
  padding: 2px 7px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
  color: #294b61;
}

.utility-button:hover,
.utility-button.is-active {
  border-color: #b7ccd7;
  background: white;
  color: var(--blue);
}

.header-main {
  min-height: 77px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  flex: 0 0 auto;
  color: var(--ink);
  font-size: 1.1rem;
  font-weight: 780;
  letter-spacing: -0.025em;
}

.brand > span:last-child > span {
  color: var(--teal);
}

.brand-symbol {
  position: relative;
  width: 42px;
  height: 24px;
  display: inline-block;
}

.brand-symbol i {
  position: absolute;
  inset-block-start: 3px;
  width: 19px;
  height: 16px;
  border: 2px solid var(--teal);
  border-radius: 8px 8px 11px 11px;
}

.brand-symbol i:first-child { inset-inline-start: 0; }
.brand-symbol i:nth-child(2) { inset-inline-end: 0; }

.brand-symbol b {
  position: absolute;
  inset-block-start: 8px;
  inset-inline-start: 50%;
  width: 8px;
  height: 4px;
  transform: translateX(-50%);
  border-top: 2px solid var(--teal);
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(12px, 1.45vw, 24px);
}

.site-nav a {
  position: relative;
  padding-block: 8px;
  color: #29485c;
  font-size: 0.76rem;
  font-weight: 700;
  white-space: nowrap;
}

.site-nav a::after {
  content: "";
  position: absolute;
  inset-inline: 50%;
  inset-block-end: 1px;
  height: 2px;
  background: var(--teal);
  transition: inset-inline 160ms ease;
}

.site-nav a:hover {
  color: var(--blue);
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  inset-inline: 0;
}

.menu-button {
  display: none;
}

/* Reusable buttons */
.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 20px;
  border: 1px solid transparent;
  border-radius: 11px;
  font-size: 0.86rem;
  font-weight: 760;
  line-height: 1.15;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

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

.button-primary {
  background: var(--blue);
  color: white;
  box-shadow: 0 10px 25px rgba(7, 95, 200, 0.2);
}

.button-primary:hover {
  background: var(--blue-dark);
  box-shadow: 0 14px 30px rgba(7, 95, 200, 0.25);
}

.button-secondary {
  border-color: #b8ccd6;
  background: white;
  color: var(--ink);
}

.button-secondary:hover {
  border-color: var(--blue);
  color: var(--blue);
}

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  padding-block: 64px 70px;
  background:
    radial-gradient(circle at 8% 18%, rgba(24, 168, 160, 0.12), transparent 25%),
    radial-gradient(circle at 92% 75%, rgba(7, 95, 200, 0.1), transparent 28%),
    linear-gradient(135deg, #f5fbfc, #eef6fb 58%, #ffffff);
}

.hero::before {
  content: "";
  position: absolute;
  width: 460px;
  height: 460px;
  inset-block-start: -330px;
  inset-inline-end: 10%;
  border: 1px solid rgba(7, 95, 200, 0.13);
  border-radius: 50%;
  box-shadow: 0 0 0 52px rgba(7, 95, 200, 0.025), 0 0 0 104px rgba(24, 168, 160, 0.025);
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1.1fr);
  gap: 60px;
  align-items: center;
}

.hero-copy {
  position: relative;
  z-index: 2;
  padding: clamp(28px, 4vw, 54px);
  border: 1px solid rgba(198, 218, 227, 0.85);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 25px 70px rgba(16, 58, 84, 0.12);
}

.hero h1 {
  max-width: 720px;
  margin-block-end: 25px;
  font-size: clamp(3.15rem, 6vw, 6.25rem);
  font-weight: 700;
  letter-spacing: -0.065em;
}

.hero h1 strong {
  display: block;
  color: var(--blue);
  font-weight: inherit;
}

.hero-description {
  max-width: 650px;
  margin-block-end: 30px;
  color: var(--ink-soft);
  font-size: 1.08rem;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-block-end: 31px;
}

.trust-list {
  display: flex;
  flex-wrap: wrap;
  gap: 11px 18px;
  list-style: none;
}

.trust-list li {
  position: relative;
  padding-inline-start: 18px;
  color: #3d5c6e;
  font-size: 0.73rem;
  font-weight: 700;
}

.trust-list li::before {
  content: "";
  position: absolute;
  inset-block-start: 0.55em;
  inset-inline-start: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 4px rgba(8, 124, 118, 0.1);
}

.hero-media {
  position: relative;
  min-height: 650px;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 42px;
  background: #dce9ed;
  box-shadow: var(--shadow);
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(3, 26, 45, 0.03) 45%, rgba(3, 26, 45, 0.42));
  pointer-events: none;
}

.hero-media > img {
  width: 100%;
  height: 100%;
  min-height: 650px;
  object-fit: cover;
  object-position: 62% center;
}

.guidance-card {
  position: absolute;
  z-index: 3;
  inset-inline: 24px;
  inset-block-end: 24px;
  display: grid;
  gap: 10px;
  padding: 20px 22px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 16px;
  background: rgba(4, 28, 47, 0.9);
  color: white;
  box-shadow: 0 16px 45px rgba(2, 20, 34, 0.28);
  backdrop-filter: blur(14px);
}

.guidance-status {
  display: flex;
  align-items: center;
  gap: 9px;
  color: #aeece7;
  font-size: 0.67rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.guidance-status i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #47ddd2;
  box-shadow: 0 0 0 5px rgba(71, 221, 210, 0.12);
}

.guidance-card strong {
  max-width: 540px;
  font-size: 0.9rem;
  line-height: 1.55;
}

.scene-chip {
  position: absolute;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 11px;
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--ink);
  font-size: 0.66rem;
  font-weight: 780;
  box-shadow: 0 8px 24px rgba(9, 43, 64, 0.14);
  backdrop-filter: blur(10px);
}

.scene-chip i {
  color: var(--teal);
  font-style: normal;
}

.scene-chip-one { inset-block-start: 24px; inset-inline-start: 24px; }
.scene-chip-two { inset-block-start: 85px; inset-inline-end: 24px; }
.scene-chip-three { inset-block-start: 146px; inset-inline-start: 24px; }

/* Problem and solution */
.problem-section {
  background: white;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-block: 1px solid var(--line);
}

.problem-card {
  min-height: 310px;
  padding: 42px 36px;
}

.problem-card + .problem-card {
  border-inline-start: 1px solid var(--line);
}

.problem-card .metric {
  display: block;
  margin-block-end: 60px;
  color: var(--blue);
  font-size: clamp(2.6rem, 4vw, 4.5rem);
  font-weight: 300;
  letter-spacing: -0.055em;
}

.problem-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.88rem;
}

.solution-section {
  background: var(--mist);
}

.solution-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  gap: 100px;
  align-items: start;
}

.solution-steps {
  position: relative;
  display: grid;
  gap: 18px;
  list-style: none;
}

.solution-steps::before {
  content: "";
  position: absolute;
  inset-block: 34px;
  inset-inline-start: 31px;
  width: 2px;
  background: linear-gradient(var(--teal), var(--blue));
}

.solution-steps li {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 22px;
  align-items: start;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 12px 34px rgba(21, 65, 89, 0.06);
}

.solution-steps li > span {
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
  border: 1px solid #b9d7da;
  border-radius: 50%;
  background: var(--teal-soft);
  color: var(--teal);
  font-size: 0.7rem;
  font-weight: 850;
}

.solution-steps p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.87rem;
}

/* Audiences */
.audience-section {
  background: white;
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.audience-card {
  position: relative;
  min-height: 440px;
  padding: 30px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(145deg, white, #f6fafb);
  box-shadow: 0 16px 45px rgba(22, 65, 90, 0.06);
}

.audience-card::before {
  content: "";
  position: absolute;
  width: 220px;
  height: 220px;
  inset-block-start: -115px;
  inset-inline-end: -90px;
  border-radius: 50%;
  background: rgba(7, 95, 200, 0.06);
}

.audience-care::before { background: rgba(8, 124, 118, 0.08); }
.audience-travel::before { background: rgba(74, 119, 154, 0.08); }

.card-tag {
  color: var(--teal);
  font-size: 0.66rem;
  font-weight: 850;
  letter-spacing: 0.12em;
}

.audience-icon {
  width: 76px;
  height: 76px;
  display: grid;
  place-items: center;
  margin-block: 32px 40px;
  border-radius: 22px;
  background: var(--mist-blue);
  color: var(--blue);
  font-size: 2rem;
}

.audience-care .audience-icon { background: var(--teal-soft); color: var(--teal); }
.audience-travel .audience-icon { background: #eef0f6; color: #426b91; }

.audience-card p {
  color: var(--ink-soft);
  font-size: 0.86rem;
}

.audience-card ul {
  display: grid;
  gap: 9px;
  margin-block-start: 24px;
  list-style: none;
}

.audience-card li {
  position: relative;
  padding-inline-start: 19px;
  color: #456174;
  font-size: 0.75rem;
  font-weight: 650;
}

.audience-card li::before {
  content: "✓";
  position: absolute;
  inset-inline-start: 0;
  color: var(--teal);
}

/* Capabilities */
.features-section {
  position: relative;
  overflow: hidden;
  background: var(--navy);
  color: white;
}

.features-section::before {
  content: "";
  position: absolute;
  width: 540px;
  height: 540px;
  inset-inline-end: -190px;
  inset-block-start: -260px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(24, 168, 160, 0.2), transparent 68%);
}

.light-heading h2,
.features-section h3,
.developer-section h3 {
  color: white;
}

.light-heading .eyebrow {
  color: #70ddd5;
}

.light-heading .section-description {
  color: #c0d0da;
}

.feature-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  border-inline-start: 1px solid rgba(255, 255, 255, 0.16);
}

.feature-grid article {
  min-height: 260px;
  padding: 28px 25px;
  border-inline-end: 1px solid rgba(255, 255, 255, 0.16);
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
  transition: background 160ms ease;
}

.feature-grid article:hover {
  background: rgba(255, 255, 255, 0.045);
}

.feature-grid article > span {
  display: block;
  margin-block-end: 62px;
  color: #73ddd6;
  font-size: 0.68rem;
  font-weight: 820;
}

.feature-grid p {
  margin: 0;
  color: #adc0cc;
  font-size: 0.8rem;
}

/* Technology */
.technology-section {
  background: var(--mist);
}

.technology-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(450px, 1.18fr);
  gap: 85px;
  align-items: start;
}

.technology-copy {
  position: sticky;
  inset-block-start: 145px;
}

.technology-stat {
  display: grid;
  grid-template-columns: 115px 1fr;
  gap: 20px;
  align-items: start;
  margin-block-start: 42px;
  padding-block-start: 28px;
  border-top: 1px solid var(--line);
}

.technology-stat strong {
  color: var(--blue);
  font-size: 2.1rem;
  font-weight: 500;
  letter-spacing: -0.05em;
}

.technology-stat p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.78rem;
}

.architecture {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: #e9f1f4;
  box-shadow: var(--shadow);
}

.architecture-label {
  margin: 0;
  padding: 11px 10px 20px;
  color: #4b687a;
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.architecture article {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 18px;
  min-height: 138px;
  margin-block-start: 8px;
  padding: 24px;
  border-radius: 16px;
  background: white;
  box-shadow: 0 7px 20px rgba(38, 74, 92, 0.06);
}

.architecture article > span {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid #c1d5de;
  border-radius: 11px;
  color: var(--blue);
  font-size: 0.66rem;
  font-weight: 850;
}

.architecture article h3 {
  margin-block-end: 9px;
  font-size: 1.1rem;
}

.architecture article p {
  margin-block-end: 12px;
  color: var(--ink-soft);
  font-size: 0.78rem;
}

.architecture article small {
  color: var(--teal);
  font-size: 0.68rem;
  font-weight: 750;
}

.architecture .core-layer {
  background: linear-gradient(125deg, #075fc8, #118b9d);
  color: white;
}

.architecture .core-layer h3,
.architecture .core-layer p,
.architecture .core-layer small,
.architecture .core-layer > span {
  color: white;
}

.architecture .core-layer > span {
  border-color: rgba(255, 255, 255, 0.4);
}

/* Competitive position and business model */
.why-section {
  background: white;
}

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-block-end: 64px;
}

.benefit-grid article {
  min-height: 235px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(145deg, white, #f7fafb);
}

.benefit-grid article > span {
  display: block;
  margin-block-end: 48px;
  color: var(--teal);
  font-size: 0.69rem;
  font-weight: 850;
}

.benefit-grid p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.83rem;
}

.comparison-card {
  padding: 36px 38px 20px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--mist);
  box-shadow: 0 18px 55px rgba(24, 66, 94, 0.07);
}

.comparison-card > h3 {
  font-size: 1.4rem;
}

.table-scroll {
  overflow-x: auto;
  border-radius: 10px;
}

table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  color: var(--ink-soft);
  font-size: 0.79rem;
  text-align: start;
}

th,
td {
  padding: 18px 16px;
  border-bottom: 1px solid var(--line);
  text-align: start;
}

th {
  color: #556f80;
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

td:first-child {
  color: var(--ink);
  font-weight: 750;
}

.highlight-row {
  background: #def2ef;
}

.highlight-row td {
  color: #174f58;
  font-weight: 650;
}

.business-model {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
  margin-block-start: 26px;
  padding: 42px;
  border-radius: 24px;
  background: var(--navy);
  color: white;
}

.business-model h3 {
  color: white;
  font-size: 1.8rem;
}

.business-model > div > p:last-child,
.business-model li {
  color: #c3d2db;
}

.business-model ul {
  display: grid;
  gap: 14px;
  list-style: none;
}

.business-model li {
  position: relative;
  padding-inline-start: 22px;
  font-size: 0.84rem;
}

.business-model li::before {
  content: "✓";
  position: absolute;
  inset-inline-start: 0;
  color: #69ddd4;
}

/* Roadmap */
.roadmap-section {
  background: var(--mist-blue);
}

.roadmap-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  list-style: none;
}

.roadmap-grid::before {
  content: "";
  position: absolute;
  inset-inline: 32px;
  inset-block-start: 30px;
  height: 2px;
  background: linear-gradient(90deg, var(--teal), #a2bac7);
}

.roadmap-grid > li {
  position: relative;
  padding-inline-end: 30px;
}

.roadmap-marker {
  position: relative;
  z-index: 1;
  width: 62px;
  height: 62px;
  display: grid;
  place-items: center;
  border: 2px solid #afc5d0;
  border-radius: 50%;
  background: var(--mist-blue);
  color: #5c7787;
  font-size: 0.74rem;
  font-weight: 850;
}

.roadmap-grid > li:first-child .roadmap-marker {
  border-color: var(--teal);
  background: var(--teal);
  color: white;
  box-shadow: 0 0 0 8px rgba(8, 124, 118, 0.1);
}

.roadmap-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
  margin-block: 26px 17px;
}

.roadmap-meta time,
.roadmap-meta span {
  color: #4d687a;
  font-size: 0.63rem;
  font-weight: 850;
  letter-spacing: 0.07em;
}

.roadmap-meta span {
  padding: 4px 7px;
  border-radius: 999px;
  background: #d7e5eb;
}

.roadmap-grid > li:first-child .roadmap-meta span {
  background: #d2eeea;
  color: #075f5b;
}

.roadmap-grid p {
  color: var(--ink-soft);
  font-size: 0.8rem;
}

/* Developer materials */
.developer-section {
  position: relative;
  overflow: hidden;
  background: #08243c;
  color: white;
}

.developer-section::after {
  content: "";
  position: absolute;
  width: 480px;
  height: 480px;
  inset-inline-end: -130px;
  inset-block-start: -190px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(34, 185, 174, 0.22), transparent 68%);
}

.developer-section .container {
  position: relative;
  z-index: 1;
}

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

.developer-grid article {
  min-height: 300px;
  display: flex;
  flex-direction: column;
  padding: 30px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.045);
}

.developer-grid article > span:first-child {
  margin-block-end: 48px;
  color: #70ddd5;
  font-size: 0.67rem;
  font-weight: 850;
  letter-spacing: 0.09em;
}

.developer-grid p {
  color: #b9cad4;
  font-size: 0.82rem;
}

.developer-grid a {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-block-start: auto;
  padding-block-start: 20px;
  color: #79e3dc;
  font-size: 0.78rem;
  font-weight: 760;
}

.developer-grid a:hover {
  color: white;
}

.developer-note {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 28px 0 0;
  color: #b9cad4;
  font-size: 0.75rem;
}

.developer-note > span:first-child {
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  flex: 0 0 22px;
  border: 1px solid #6d8da2;
  border-radius: 50%;
  color: #77e1d9;
  font-family: Georgia, serif;
}

/* Resources and FAQ */
.resources-section {
  background: white;
}

.resource-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.resource-grid article {
  padding: 16px 16px 28px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: white;
}

.resource-art {
  position: relative;
  height: 180px;
  display: grid;
  place-items: center;
  margin-block-end: 24px;
  overflow: hidden;
  border-radius: 14px;
  background: #dceef2;
}

.resource-art::before,
.resource-art::after {
  content: "";
  position: absolute;
  border-radius: 50%;
}

.resource-art::before {
  width: 230px;
  height: 230px;
  inset-inline-start: -45px;
  inset-block-start: -105px;
  background: #4b9cab;
}

.resource-art::after {
  width: 170px;
  height: 170px;
  inset-inline-end: -38px;
  inset-block-end: -90px;
  background: #1266bd;
}

.resource-art span {
  position: relative;
  z-index: 1;
  color: white;
  font-size: 3rem;
  font-weight: 250;
}

.art-two { background: #eee9df; }
.art-two::before { background: #7895a2; }
.art-two::after { background: #ce8958; }
.art-three { background: #e1f2ef; }
.art-three::before { background: #179e96; }
.art-three::after { background: #416c8c; }

.resource-grid article > .card-tag,
.resource-grid article > h3,
.resource-grid article > p {
  margin-inline: 8px;
}

.resource-grid article > h3 {
  margin-block-start: 12px;
}

.resource-grid article > p {
  color: var(--ink-soft);
  font-size: 0.82rem;
}

.faq-section {
  background: var(--mist);
}

.faq-grid {
  display: grid;
  grid-template-columns: minmax(300px, 0.75fr) minmax(0, 1.25fr);
  gap: 90px;
  align-items: start;
}

.faq-grid .section-heading {
  position: sticky;
  inset-block-start: 145px;
}

.faq-list {
  border-top: 1px solid #bfd1da;
}

.faq-list details {
  border-bottom: 1px solid #bfd1da;
}

.faq-list summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-block: 24px;
  color: var(--ink);
  font-weight: 730;
  line-height: 1.45;
  cursor: pointer;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary i {
  position: relative;
  width: 28px;
  height: 28px;
  flex: 0 0 28px;
  border: 1px solid #aec5d0;
  border-radius: 50%;
}

.faq-list summary i::before,
.faq-list summary i::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 2px;
  inset-inline-start: 8px;
  inset-block-start: 12px;
  background: var(--blue);
}

.faq-list summary i::after {
  transform: rotate(90deg);
  transition: transform 160ms ease;
}

.faq-list details[open] summary i::after {
  transform: rotate(0);
}

.faq-list details > p {
  max-width: 690px;
  margin: -2px 54px 28px 0;
  color: var(--ink-soft);
  font-size: 0.88rem;
  line-height: 1.75;
}

/* Contact */
.contact-section {
  background: linear-gradient(125deg, #e7f5f3, #edf4fb 57%, #f8fbfc);
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(300px, 0.82fr) minmax(0, 1.18fr);
  gap: 90px;
  align-items: start;
}

.contact-copy h2 {
  font-size: clamp(2.7rem, 5vw, 4.6rem);
}

.contact-copy > p:not(.eyebrow):not(.direct-email) {
  color: var(--ink-soft);
  font-size: 1rem;
  line-height: 1.75;
}

.contact-reasons {
  display: grid;
  gap: 12px;
  margin-block: 35px;
  list-style: none;
}

.contact-reasons li {
  position: relative;
  padding-inline-start: 25px;
  color: #294c60;
  font-size: 0.85rem;
  font-weight: 680;
}

.contact-reasons li::before {
  content: "✓";
  position: absolute;
  inset-inline-start: 0;
  color: var(--teal);
}

.direct-email {
  display: grid;
  gap: 5px;
  color: #607989;
  font-size: 0.72rem;
}

.direct-email a {
  color: var(--blue);
  font-size: 0.95rem;
  font-weight: 750;
}

.contact-form {
  padding: 34px;
  border: 1px solid rgba(184, 208, 219, 0.9);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 24px 60px rgba(24, 75, 103, 0.1);
  backdrop-filter: blur(14px);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.contact-form > label,
.form-row label {
  display: grid;
  gap: 8px;
  margin-block-end: 17px;
  color: #294b5f;
  font-size: 0.74rem;
  font-weight: 750;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  border: 1px solid #b9cdd7;
  border-radius: 10px;
  background: white;
  color: var(--ink);
  outline: none;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.contact-form input,
.contact-form select {
  min-height: 49px;
  padding-inline: 13px;
}

.contact-form textarea {
  min-height: 135px;
  padding: 13px;
  resize: vertical;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(7, 95, 200, 0.13);
}

.contact-form .consent {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-block: 5px 22px;
  color: #506d7e;
  font-weight: 500;
  line-height: 1.5;
}

.contact-form .consent input {
  width: 18px;
  height: 18px;
  min-height: 18px;
  flex: 0 0 18px;
  margin-block-start: 2px;
  accent-color: var(--blue);
}

.form-submit {
  width: 100%;
}

.form-status {
  margin: 16px 0 0;
  padding: 12px;
  border-radius: 9px;
  background: var(--teal-soft);
  color: #075f5a;
  font-size: 0.76rem;
}

/* Footer */
.site-footer {
  padding-block: 68px 28px;
  background: #05192b;
  color: white;
}

.brand-inverse {
  color: white;
}

.brand-inverse .brand-symbol i {
  border-color: #71dcd4;
}

.brand-inverse .brand-symbol b {
  border-color: #71dcd4;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.8fr repeat(3, 0.7fr);
  gap: 45px;
  padding-block-end: 55px;
}

.footer-brand p {
  max-width: 380px;
  margin-block: 23px 0;
  color: #b0c2cd;
  font-size: 0.8rem;
}

.footer-grid > div:not(.footer-brand) {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.footer-grid h3 {
  margin-block-end: 8px;
  color: white;
  font-size: 0.75rem;
}

.footer-grid a {
  color: #b0c2cd;
  font-size: 0.74rem;
}

.footer-grid a:hover {
  color: #76e1d9;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  padding-block-start: 25px;
  border-top: 1px solid rgba(255, 255, 255, 0.13);
  color: #8fa7b5;
  font-size: 0.66rem;
}

.footer-bottom p {
  margin: 0;
}

.footer-bottom > div {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.noscript-notice {
  position: fixed;
  z-index: 999;
  inset-inline: 12px;
  inset-block-end: 12px;
  padding: 12px 16px;
  border: 2px solid var(--blue);
  border-radius: 10px;
  background: white;
  color: var(--ink);
  box-shadow: var(--shadow);
}

/* Soft dark medical theme
   Deep blue-green surfaces reduce glare while cool highlights preserve clarity. */
::selection {
  background: #2d7e88;
  color: #ffffff;
}

body {
  background: #0c202b;
}

.site-header {
  border-bottom-color: rgba(72, 105, 119, 0.72);
  background: rgba(9, 27, 37, 0.96);
  box-shadow: 0 10px 32px rgba(0, 9, 14, 0.22);
}

.utility-bar {
  border-bottom-color: #294752;
  background: #0c2530;
}

.text-size-controls {
  color: #c2d5dc;
}

.utility-button {
  color: #d9e8ed;
}

.utility-button:hover,
.utility-button.is-active {
  border-color: #52727e;
  background: #193946;
  color: #8bcaff;
}

.site-nav a {
  color: #d4e4ea;
}

.site-nav a:hover {
  color: #8bcaff;
}

.button-primary {
  background: #0d6bb5;
  color: #ffffff;
  box-shadow: 0 12px 28px rgba(0, 10, 16, 0.28);
}

.button-primary:hover {
  background: #0e73bd;
  box-shadow: 0 15px 34px rgba(0, 8, 14, 0.32);
}

.button-secondary {
  border-color: #54737f;
  background: #173540;
  color: #f1f9fc;
}

.button-secondary:hover {
  border-color: #79c0ff;
  background: #1b3d49;
  color: #9dd2ff;
}

.hero {
  background:
    radial-gradient(circle at 8% 18%, rgba(49, 169, 160, 0.13), transparent 28%),
    radial-gradient(circle at 92% 75%, rgba(48, 126, 187, 0.15), transparent 31%),
    linear-gradient(135deg, #0b222d, #102f3b 58%, #0c202b);
}

.hero::before {
  border-color: rgba(121, 192, 255, 0.15);
  box-shadow: 0 0 0 52px rgba(121, 192, 255, 0.025), 0 0 0 104px rgba(101, 215, 204, 0.025);
}

.hero-copy {
  border-color: rgba(75, 111, 125, 0.78);
  background: rgba(15, 40, 51, 0.95);
  box-shadow: 0 26px 72px rgba(0, 10, 16, 0.34);
}

.hero h1 strong {
  color: #86c8ff;
}

.trust-list li {
  color: #c4d8df;
}

.hero-media {
  border-color: rgba(102, 145, 158, 0.55);
  background: #173440;
  box-shadow: 0 26px 70px rgba(0, 9, 14, 0.36);
}

.hero-media::after {
  background: linear-gradient(180deg, rgba(2, 18, 26, 0.08) 38%, rgba(2, 18, 26, 0.68));
}

.scene-chip {
  border-color: rgba(119, 158, 172, 0.62);
  background: rgba(15, 39, 50, 0.93);
  color: #f4fbff;
  box-shadow: 0 10px 28px rgba(0, 9, 14, 0.3);
}

.problem-section,
.audience-section,
.why-section,
.resources-section {
  background: var(--paper);
}

.problem-card p,
.solution-steps p,
.audience-card p,
.benefit-grid p,
.roadmap-grid p,
.resource-grid article > p {
  color: var(--ink-soft);
}

.solution-section,
.technology-section,
.faq-section {
  background: var(--mist);
}

.solution-steps li {
  border-color: #3d606d;
  background: rgba(24, 55, 67, 0.92);
  box-shadow: 0 14px 34px rgba(0, 11, 17, 0.18);
}

.solution-steps li > span {
  border-color: #48757a;
  background: #173f42;
  color: #76ded5;
}

.audience-card {
  border-color: #3b5b68;
  background: linear-gradient(145deg, #173541, #132e39);
  box-shadow: 0 17px 45px rgba(0, 10, 15, 0.17);
}

.audience-card::before {
  background: rgba(82, 154, 211, 0.11);
}

.audience-care::before { background: rgba(73, 184, 173, 0.11); }
.audience-travel::before { background: rgba(111, 146, 175, 0.11); }

.audience-icon {
  background: #1a4050;
  color: #87caff;
}

.audience-care .audience-icon {
  background: #1a4445;
  color: #76ded5;
}

.audience-travel .audience-icon {
  background: #203d50;
  color: #a8cce7;
}

.audience-card li {
  color: #bdd2da;
}

.features-section {
  background: #071923;
}

.feature-grid article:hover {
  background: rgba(128, 204, 218, 0.055);
}

.technology-stat strong {
  color: #82c6ff;
}

.architecture {
  border-color: #3c5d69;
  background: #0b222d;
  box-shadow: 0 24px 64px rgba(0, 9, 14, 0.3);
}

.architecture-label {
  color: #aec5ce;
}

.architecture article {
  background: #183743;
  box-shadow: 0 8px 22px rgba(0, 9, 14, 0.2);
}

.architecture article > span {
  border-color: #4b6d79;
  color: #86c8ff;
}

.architecture .core-layer {
  background: linear-gradient(125deg, #0e609c, #0b766f);
}

.benefit-grid article {
  border-color: #3b5c69;
  background: linear-gradient(145deg, #183743, #132e39);
}

.comparison-card {
  border-color: #3d5e6b;
  background: #142f3a;
  box-shadow: 0 20px 58px rgba(0, 9, 14, 0.25);
}

th {
  color: #b8cdd5;
}

.highlight-row {
  background: #1b4747;
}

.highlight-row td,
.highlight-row td:first-child {
  color: #e6fbf8;
}

.business-model {
  background: #081c27;
}

.roadmap-section {
  background: var(--mist-blue);
}

.roadmap-marker {
  border-color: #5b7884;
  background: var(--mist-blue);
  color: #c9dce3;
}

.roadmap-grid > li:first-child .roadmap-marker {
  border-color: #2c9a92;
  background: #167c76;
  color: #ffffff;
}

.roadmap-meta time,
.roadmap-meta span {
  color: #c4d7de;
}

.roadmap-meta span {
  background: #274955;
}

.roadmap-grid > li:first-child .roadmap-meta span {
  background: #1d4b4a;
  color: #a7ede7;
}

.developer-section {
  background: #081d29;
}

.developer-grid article {
  border-color: rgba(148, 194, 207, 0.22);
  background: rgba(137, 195, 209, 0.055);
}

.resource-grid article {
  border-color: #3b5c68;
  background: #173541;
  box-shadow: 0 16px 42px rgba(0, 9, 14, 0.16);
}

.resource-art {
  filter: saturate(0.82) brightness(0.83);
}

.faq-list,
.faq-list details {
  border-color: #45636f;
}

.faq-list summary i {
  border-color: #557580;
}

.faq-list summary i::before,
.faq-list summary i::after {
  background: #82c6ff;
}

.contact-section {
  background:
    radial-gradient(circle at 8% 20%, rgba(55, 169, 160, 0.11), transparent 28%),
    linear-gradient(125deg, #102e38, #132f3d 57%, #0d232e);
}

.contact-reasons li {
  color: #d0e1e7;
}

.direct-email {
  color: #aec4cd;
}

.direct-email a {
  color: #8dcdff;
}

.contact-form {
  border-color: rgba(79, 111, 124, 0.92);
  background: rgba(17, 44, 55, 0.94);
  box-shadow: 0 26px 64px rgba(0, 9, 14, 0.3);
}

.contact-form > label,
.form-row label {
  color: #d9e8ed;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  border-color: #526f7a;
  background: #0c2530;
  color: #f4fbff;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: #7dc3ff;
  box-shadow: 0 0 0 3px rgba(121, 192, 255, 0.18);
}

.contact-form .consent {
  color: #c3d6dd;
}

.contact-form .consent input {
  accent-color: #2d9d94;
}

.form-status {
  background: #173f42;
  color: #b8f1ec;
}

.site-footer {
  background: #061721;
}

.footer-brand p,
.footer-grid a {
  color: #b9ccd4;
}

.footer-bottom {
  color: #a2bac4;
}

.noscript-notice {
  border-color: #79c0ff;
  background: #122f3b;
  color: #f4fbff;
}

/* Responsive layouts */
@media (max-width: 1120px) {
  .site-nav { gap: 11px; }
  .site-nav a { font-size: 0.7rem; }
  .hero-grid { grid-template-columns: minmax(0, 1fr) minmax(390px, 0.92fr); gap: 36px; }
  .hero-media,
  .hero-media > img { min-height: 590px; }
  .solution-grid,
  .technology-grid,
  .faq-grid,
  .contact-grid { gap: 55px; }
}

@media (max-width: 940px) {
  :root { --header-offset: 78px; }
  .utility-bar { display: none; }
  .header-main { min-height: 74px; }
  .menu-button {
    width: 44px;
    height: 44px;
    display: grid;
    place-content: center;
    gap: 5px;
    margin-inline-start: auto;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: #173540;
  }
  .menu-button span {
    width: 20px;
    height: 2px;
    display: block;
    background: var(--ink);
    transition: transform 160ms ease, opacity 160ms ease;
  }
  .menu-button[aria-expanded="true"] span:first-child { transform: translateY(7px) rotate(45deg); }
  .menu-button[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-button[aria-expanded="true"] span:last-child { transform: translateY(-7px) rotate(-45deg); }
  .site-nav {
    position: absolute;
    inset-inline: 0;
    inset-block-start: 74px;
    max-height: calc(100vh - 74px);
    display: none;
    overflow-y: auto;
    padding: 14px max(24px, calc((100vw - var(--container)) / 2));
    border-top: 1px solid var(--line);
    background: #102a35;
    box-shadow: 0 24px 45px rgba(17, 49, 74, 0.15);
  }
  .site-nav.is-open { display: grid; }
  .site-nav a { padding: 11px 0; font-size: 0.92rem; }
  .site-nav a::after { display: none; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-media,
  .hero-media > img { min-height: 620px; }
  .split-heading { grid-template-columns: 1fr; gap: 22px; }
  .solution-grid,
  .technology-grid,
  .faq-grid,
  .contact-grid { grid-template-columns: 1fr; }
  .technology-copy,
  .faq-grid .section-heading { position: static; }
  .audience-grid { grid-template-columns: 1fr 1fr; }
  .audience-card:last-child { grid-column: 1 / -1; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .benefit-grid { grid-template-columns: 1fr; }
  .benefit-grid article { min-height: 180px; }
  .roadmap-grid { grid-template-columns: 1fr 1fr; gap: 46px 24px; }
  .roadmap-grid::before { display: none; }
  .developer-grid,
  .resource-grid { grid-template-columns: 1fr 1fr; }
  .developer-grid article:last-child,
  .resource-grid article:last-child { grid-column: 1 / -1; }
  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; }
  .footer-grid > div:last-child { grid-column: 2; }
}

@media (max-width: 680px) {
  .container { width: min(calc(100% - 28px), var(--container)); }
  .section { padding-block: 78px; }
  h2,
  .contact-copy h2 { font-size: clamp(2.25rem, 11vw, 3.4rem); }
  .section-heading { margin-block-end: 40px; }
  .section-description { font-size: 0.96rem; }
  .brand { font-size: 1rem; }
  .brand-symbol { transform: scale(0.9); }
  .hero { padding-block: 38px 48px; }
  .hero-copy { padding: 28px 22px; border-radius: 24px; }
  .hero h1 { font-size: clamp(2.7rem, 14vw, 4.4rem); }
  .hero-description { font-size: 1rem; }
  .hero-actions .button { width: 100%; }
  .trust-list { display: grid; }
  .hero-media { border-radius: 24px; }
  .hero-media,
  .hero-media > img { min-height: 510px; }
  .guidance-card { inset-inline: 12px; inset-block-end: 12px; padding: 17px; }
  .scene-chip { padding: 7px; }
  .scene-chip > span { display: none; }
  .scene-chip-one { inset-block-start: 16px; inset-inline-start: 12px; }
  .scene-chip-two { inset-block-start: 65px; inset-inline-end: 12px; }
  .scene-chip-three { inset-block-start: 114px; inset-inline-start: 12px; }
  .problem-grid { grid-template-columns: 1fr; }
  .problem-card { min-height: auto; padding: 31px 0; }
  .problem-card + .problem-card { border-inline-start: 0; border-top: 1px solid var(--line); }
  .problem-card .metric { margin-block-end: 20px; }
  .solution-grid { gap: 34px; }
  .solution-steps li { grid-template-columns: 48px 1fr; padding: 19px; }
  .solution-steps li > span { width: 48px; height: 48px; }
  .solution-steps::before { inset-inline-start: 23px; }
  .audience-grid,
  .feature-grid,
  .developer-grid,
  .resource-grid { grid-template-columns: 1fr; }
  .audience-card:last-child,
  .developer-grid article:last-child,
  .resource-grid article:last-child { grid-column: auto; }
  .audience-card { min-height: auto; }
  .feature-grid { border-top: 0; }
  .feature-grid article { min-height: auto; }
  .feature-grid article > span { margin-block-end: 35px; }
  .technology-stat { grid-template-columns: 1fr; }
  .architecture { padding: 9px; }
  .architecture article { grid-template-columns: 1fr; padding: 21px; }
  .comparison-card { padding: 26px 18px 14px; }
  .business-model { grid-template-columns: 1fr; gap: 28px; padding: 30px 23px; }
  .roadmap-grid { grid-template-columns: 1fr; gap: 40px; }
  .roadmap-grid > li { padding-inline-end: 0; }
  .developer-grid article { min-height: 260px; }
  .faq-grid { gap: 6px; }
  .faq-list details > p { margin-inline: 0; }
  .contact-grid { gap: 36px; }
  .contact-form { padding: 24px 18px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-grid > div:last-child { grid-column: auto; }
  .footer-bottom { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 390px) {
  .brand { gap: 7px; font-size: 0.91rem; }
  .brand-symbol { width: 38px; }
  .header-main { gap: 10px; }
  .hero h1 { font-size: 2.65rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

@media (forced-colors: active) {
  .button,
  .highlight-row,
  .core-layer,
  .roadmap-marker {
    forced-color-adjust: none;
  }
}

@media print {
  .site-header,
  .hero-actions,
  .contact-form,
  .site-footer {
    display: none;
  }
  .section { padding-block: 32px; }
  .hero-media { min-height: 420px; }
  .hero-media > img { min-height: 420px; }
}