:root {
  --primary: #7a54b4;
  --primary-strong: #5d3897;
  --primary-deep: #321f50;
  --primary-soft: #f1ecf8;
  --aqua: #19b8ae;
  --aqua-soft: #e8f8f6;
  --pink: #ef4e91;
  --ink: #151219;
  --ink-soft: #2a2530;
  --muted: #625d69;
  --surface: #ffffff;
  --surface-alt: #f8f7fa;
  --line: #e3deea;
  --focus: #16a8a0;
  --success: #167b64;
  --error: #a8263d;
  --shadow: 0 24px 64px rgba(34, 22, 51, 0.12);
  --shadow-soft: 0 12px 36px rgba(34, 22, 51, 0.08);
  --radius-lg: 30px;
  --radius-md: 18px;
  --radius-sm: 10px;
  --container: 1200px;
  --header-height: 82px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 34px);
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--surface);
  font-family: "Open Sans", Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.72;
  text-rendering: optimizeLegibility;
}

body.nav-open {
  overflow: hidden;
}

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

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

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

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

h1,
h2,
h3,
h4,
.nav-link,
.button,
.eyebrow,
.brand-name {
  font-family: "Roboto", Arial, sans-serif;
}

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

h1,
h2,
h3,
h4 {
  color: var(--ink);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.08;
}

h1 {
  margin-bottom: 1.45rem;
  font-size: clamp(2.7rem, 7vw, 5.9rem);
}

h2 {
  margin-bottom: 1.2rem;
  font-size: clamp(2rem, 4.6vw, 4.1rem);
}

h3 {
  margin-bottom: 0.8rem;
  font-size: clamp(1.25rem, 2.2vw, 1.75rem);
}

p:last-child {
  margin-bottom: 0;
}

ul,
ol {
  margin-top: 0;
}

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

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 2000;
  padding: 0.75rem 1rem;
  color: #fff;
  background: var(--ink);
  border-radius: 8px;
  transform: translateY(-150%);
  transition: transform 160ms ease;
}

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

.container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
}

.narrow {
  width: min(calc(100% - 40px), 820px);
  margin-inline: auto;
}

.section {
  padding-block: clamp(5rem, 9vw, 8.5rem);
}

.section-sm {
  padding-block: clamp(3.6rem, 7vw, 6rem);
}

.section-alt {
  background: var(--surface-alt);
}

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

.section-purple h2,
.section-purple h3,
.section-purple h4 {
  color: #fff;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.65fr);
  gap: clamp(2rem, 6vw, 5.5rem);
  align-items: end;
  margin-bottom: clamp(2.8rem, 6vw, 5rem);
}

.section-heading > :last-child {
  margin-bottom: 0.45rem;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 1.15rem;
  color: var(--primary-strong);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  line-height: 1.2;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 28px;
  height: 2px;
  background: currentColor;
  content: "";
}

.eyebrow-light {
  color: #d7c4f2;
}

.lead {
  max-width: 700px;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.5vw, 1.24rem);
  line-height: 1.78;
}

.lead-light {
  color: rgba(255, 255, 255, 0.75);
}

.overline-number {
  color: var(--primary);
  font-family: "Roboto", Arial, sans-serif;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.overline-aqua {
  color: #bff5f0;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.82rem 1.35rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.93rem;
  font-weight: 700;
  line-height: 1.2;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease, color 160ms ease;
}

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

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

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

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

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

.button-light {
  color: var(--ink);
  background: #fff;
}

.button-outline {
  color: var(--ink);
  background: transparent;
  border-color: rgba(21, 18, 25, 0.28);
}

.button-outline:hover {
  color: #fff;
  background: var(--ink);
  border-color: var(--ink);
}

.button-outline-light {
  color: #fff;
  background: transparent;
  border-color: rgba(255, 255, 255, 0.38);
}

.button-outline-light:hover {
  color: var(--ink);
  background: #fff;
  border-color: #fff;
}

.button-arrow::after {
  content: "→";
  transition: transform 160ms ease;
}

.button-arrow:hover::after {
  transform: translateX(4px);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(79, 59, 102, 0.1);
  backdrop-filter: blur(18px);
}

.header-inner {
  display: flex;
  height: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  display: inline-flex;
  min-width: max-content;
  align-items: center;
  gap: 0.7rem;
}

.brand-mark {
  position: relative;
  width: 45px;
  height: 43px;
  overflow: hidden;
  flex: 0 0 45px;
}

.brand-mark img {
  position: absolute;
  top: -28px;
  left: -40px;
  width: 125px;
  height: 125px;
  max-width: none;
}

.brand-name {
  color: var(--ink);
  font-size: 1.12rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.brand-name span {
  color: var(--primary);
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: clamp(0.8rem, 2.1vw, 1.75rem);
}

.nav-link {
  position: relative;
  padding-block: 0.75rem;
  color: var(--ink-soft);
  font-size: 0.9rem;
  font-weight: 600;
}

.nav-link::after {
  position: absolute;
  right: 0;
  bottom: 4px;
  left: 0;
  height: 2px;
  background: var(--primary);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

.nav-link:hover::after,
.nav-link[aria-current="page"]::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-link[aria-current="page"] {
  color: var(--primary-strong);
}

.header-cta {
  min-height: 44px;
  padding-inline: 1.1rem;
}

.menu-toggle {
  display: none;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: #fff;
  cursor: pointer;
}

.menu-toggle-lines,
.menu-toggle-lines::before,
.menu-toggle-lines::after {
  display: block;
  width: 20px;
  height: 2px;
  margin-inline: auto;
  background: var(--ink);
  content: "";
  transition: transform 180ms ease, opacity 180ms ease;
}

.menu-toggle-lines::before {
  transform: translateY(-6px);
}

.menu-toggle-lines::after {
  transform: translateY(4px);
}

.menu-toggle[aria-expanded="true"] .menu-toggle-lines {
  background: transparent;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-lines::before {
  transform: translateY(0) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-toggle-lines::after {
  transform: translateY(-2px) rotate(-45deg);
}

.mobile-nav {
  position: fixed;
  inset: var(--header-height) 0 0;
  z-index: 990;
  display: grid;
  align-content: start;
  padding: 1.4rem 20px 2rem;
  background: #fff;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-12px);
  transition: opacity 180ms ease, transform 180ms ease;
}

.mobile-nav[data-open="true"] {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.mobile-nav a:not(.button) {
  display: flex;
  min-height: 58px;
  align-items: center;
  justify-content: space-between;
  color: var(--ink);
  border-bottom: 1px solid var(--line);
  font-family: "Roboto", Arial, sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
}

.mobile-nav a:not(.button)::after {
  color: var(--primary);
  content: "↗";
}

.mobile-nav .button {
  margin-top: 1.5rem;
}

/* Hero */
.home-hero {
  position: relative;
  overflow: hidden;
  color: #fff;
  background: var(--ink);
}

.home-hero::before {
  position: absolute;
  top: -280px;
  right: -220px;
  width: 650px;
  height: 650px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  box-shadow: 0 0 0 90px rgba(122, 84, 180, 0.07), 0 0 0 180px rgba(25, 184, 174, 0.035);
  content: "";
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  min-height: calc(100vh - var(--header-height));
  grid-template-columns: minmax(0, 1.05fr) minmax(390px, 0.8fr);
  gap: clamp(2.6rem, 6vw, 6rem);
  align-items: center;
  padding-block: clamp(5.2rem, 9vw, 8.5rem);
}

.home-hero h1 {
  max-width: 850px;
  color: #fff;
}

.hero-copy .lead {
  max-width: 720px;
  color: rgba(255, 255, 255, 0.74);
}

.hero-note {
  max-width: 610px;
  margin-top: 2rem;
  padding-left: 1.1rem;
  color: rgba(255, 255, 255, 0.65);
  border-left: 2px solid var(--aqua);
  font-size: 0.92rem;
}

.hero-media {
  position: relative;
  min-height: 590px;
}

.hero-photo-frame {
  position: absolute;
  inset: 0 0 0 10%;
  overflow: hidden;
  border-radius: 150px 18px 18px 18px;
}

.hero-photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 57% center;
}

.hero-photo-frame::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 45%, rgba(21, 18, 25, 0.6));
  content: "";
}

.hero-insight {
  position: absolute;
  right: 1.6rem;
  bottom: 1.6rem;
  left: 22%;
  z-index: 2;
  padding: 1.5rem;
  color: #fff;
  background: rgba(21, 18, 25, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-md);
  backdrop-filter: blur(14px);
}

.hero-insight small {
  display: block;
  margin-bottom: 0.4rem;
  color: #d6c3f0;
  font-family: "Roboto", Arial, sans-serif;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero-accent-card {
  position: absolute;
  top: 4.5rem;
  left: 0;
  z-index: 3;
  width: 150px;
  padding: 1.25rem;
  color: var(--ink);
  background: var(--aqua);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
}

.hero-accent-card strong {
  display: block;
  font-family: "Roboto", Arial, sans-serif;
  font-size: 1.05rem;
  line-height: 1.2;
}

.page-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(5.2rem, 10vw, 9.5rem);
  background: linear-gradient(135deg, #f8f6fb 0%, #fff 58%, #eaf8f7 100%);
}

.page-hero::after {
  position: absolute;
  right: -180px;
  bottom: -300px;
  width: 600px;
  height: 600px;
  border: 1px solid rgba(122, 84, 180, 0.16);
  border-radius: 50%;
  box-shadow: 0 0 0 70px rgba(122, 84, 180, 0.04), 0 0 0 140px rgba(25, 184, 174, 0.03);
  content: "";
}

.page-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 990px;
}

.page-hero h1 {
  max-width: 980px;
  font-size: clamp(2.8rem, 6.6vw, 5.6rem);
}

.page-hero .lead {
  max-width: 760px;
}

/* Home */
.trust-strip {
  background: #fff;
  border-bottom: 1px solid var(--line);
}

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

.trust-item {
  min-height: 190px;
  padding: 2.3rem clamp(1.4rem, 3vw, 2.8rem);
  border-right: 1px solid var(--line);
}

.trust-item:first-child {
  padding-left: 0;
}

.trust-item:last-child {
  padding-right: 0;
  border-right: 0;
}

.trust-item h2 {
  margin-top: 1.2rem;
  margin-bottom: 0.7rem;
  font-size: 1.35rem;
}

.trust-item p {
  color: var(--muted);
  font-size: 0.91rem;
}

.editorial-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: clamp(3rem, 8vw, 8rem);
  align-items: start;
}

.editorial-aside {
  position: sticky;
  top: calc(var(--header-height) + 2rem);
}

.editorial-content p {
  color: var(--muted);
  font-size: 1.07rem;
}

.check-list,
.clean-list,
.feature-list {
  padding: 0;
  list-style: none;
}

.check-list {
  display: grid;
  gap: 0.75rem;
  margin: 2rem 0 0;
}

.check-list li {
  position: relative;
  padding-left: 1.9rem;
  color: var(--ink-soft);
}

.check-list li::before {
  position: absolute;
  top: 0.65em;
  left: 0;
  width: 10px;
  height: 10px;
  background: var(--aqua);
  border-radius: 50%;
  box-shadow: 0 0 0 5px var(--aqua-soft);
  content: "";
}

.solutions-preview {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1rem;
}

.solution-preview-card {
  position: relative;
  display: flex;
  min-height: 285px;
  flex-direction: column;
  grid-column: span 4;
  padding: 1.8rem;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.solution-preview-card:nth-child(1),
.solution-preview-card:nth-child(6) {
  grid-column: span 6;
}

.solution-preview-card:hover {
  border-color: rgba(122, 84, 180, 0.45);
  box-shadow: var(--shadow-soft);
  transform: translateY(-5px);
}

.solution-preview-card h3 {
  max-width: 360px;
  margin-top: 2rem;
}

.solution-preview-card p {
  color: var(--muted);
  font-size: 0.91rem;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-top: auto;
  padding-top: 1.5rem;
  color: var(--primary-strong);
  font-family: "Roboto", Arial, sans-serif;
  font-size: 0.86rem;
  font-weight: 700;
}

.card-link::after {
  content: "↗";
}

.challenge-grid {
  display: grid;
  grid-template-columns: 0.88fr 1.12fr;
  gap: clamp(3rem, 8vw, 8rem);
}

.challenge-list {
  counter-reset: challenge;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.challenge-list li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 0.7rem;
  align-items: baseline;
  padding: 1.1rem 0;
  color: rgba(255, 255, 255, 0.78);
  border-bottom: 1px solid rgba(255, 255, 255, 0.13);
  counter-increment: challenge;
}

.challenge-list li::before {
  color: #b9f1ec;
  font-family: "Roboto", Arial, sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  content: "0" counter(challenge);
}

.diagnosis-grid {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: clamp(3rem, 8vw, 7rem);
  align-items: center;
}

.diagnosis-panel {
  position: relative;
  min-height: 600px;
  padding: clamp(2rem, 5vw, 4rem);
  overflow: hidden;
  color: #fff;
  background: var(--ink);
  border-radius: var(--radius-lg);
}

.diagnosis-panel::after {
  position: absolute;
  right: -120px;
  bottom: -150px;
  width: 380px;
  height: 380px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 50%;
  box-shadow: 0 0 0 60px rgba(122, 84, 180, 0.13);
  content: "";
}

.diagnosis-panel h2 {
  color: #fff;
}

.traffic-light {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 0.75rem;
  margin-top: 2.4rem;
}

.traffic-row {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 1rem 1.15rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
}

.traffic-dot {
  width: 12px;
  height: 12px;
  flex: 0 0 12px;
  background: var(--aqua);
  border-radius: 50%;
}

.traffic-row:nth-child(2) .traffic-dot {
  background: #f3be44;
}

.traffic-row:nth-child(3) .traffic-dot {
  background: #ef5866;
}

.diagnosis-items {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem 1.4rem;
  margin-top: 2rem;
}

.diagnosis-items span {
  position: relative;
  padding: 0.7rem 0 0.7rem 1.5rem;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--line);
  font-size: 0.9rem;
}

.diagnosis-items span::before {
  position: absolute;
  top: 1.2rem;
  left: 0;
  width: 7px;
  height: 7px;
  background: var(--primary);
  border-radius: 50%;
  content: "";
}

.impact-shell {
  padding: clamp(2rem, 5vw, 4.7rem);
  color: #fff;
  background: var(--primary-deep);
  border-radius: var(--radius-lg);
}

.impact-shell h2 {
  max-width: 850px;
  color: #fff;
}

.impact-track {
  display: grid;
  grid-template-columns: repeat(7, minmax(100px, 1fr));
  gap: 0.7rem;
  margin-top: 3rem;
}

.impact-step {
  min-height: 220px;
  padding: 1.2rem;
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-sm);
}

.impact-letter {
  display: grid;
  width: 44px;
  height: 44px;
  margin-bottom: 2.6rem;
  place-items: center;
  color: var(--primary-deep);
  background: #fff;
  border-radius: 50%;
  font-family: "Roboto", Arial, sans-serif;
  font-size: 1.25rem;
  font-weight: 900;
}

.impact-step strong {
  display: block;
  font-family: "Roboto", Arial, sans-serif;
  font-size: 0.9rem;
}

.impact-step span {
  display: block;
  margin-top: 0.45rem;
  color: rgba(255, 255, 255, 0.64);
  font-size: 0.76rem;
  line-height: 1.5;
}

.mode-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.mode-card {
  min-height: 330px;
  padding: clamp(2rem, 4vw, 3.3rem);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.mode-card:nth-child(2) {
  color: #fff;
  background: var(--ink);
  border-color: var(--ink);
}

.mode-card:nth-child(2) h3 {
  color: #fff;
}

.mode-card p {
  max-width: 490px;
  color: var(--muted);
}

.mode-card:nth-child(2) p {
  color: rgba(255, 255, 255, 0.68);
}

.cta-block {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 3rem;
  align-items: end;
  padding: clamp(2.4rem, 6vw, 5.4rem);
  overflow: hidden;
  color: #fff;
  background: var(--primary);
  border-radius: var(--radius-lg);
}

.cta-block::after {
  position: absolute;
  right: -120px;
  bottom: -220px;
  width: 420px;
  height: 420px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 50%;
  box-shadow: 0 0 0 70px rgba(255, 255, 255, 0.05);
  content: "";
}

.cta-block h2 {
  position: relative;
  z-index: 1;
  max-width: 800px;
  color: #fff;
}

.cta-block p {
  position: relative;
  z-index: 1;
  max-width: 680px;
  color: rgba(255, 255, 255, 0.78);
}

.cta-block .button {
  position: relative;
  z-index: 1;
}

/* Solutions */
.solution-index-wrap {
  position: sticky;
  top: var(--header-height);
  z-index: 90;
  background: rgba(255, 255, 255, 0.96);
  border-block: 1px solid var(--line);
  backdrop-filter: blur(16px);
}

.solution-index {
  display: flex;
  gap: 0.45rem;
  padding-block: 0.8rem;
  overflow-x: auto;
  scrollbar-width: thin;
}

.solution-index a {
  flex: 0 0 auto;
  padding: 0.55rem 0.85rem;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: "Roboto", Arial, sans-serif;
  font-size: 0.76rem;
  font-weight: 600;
}

.solution-index a:hover,
.solution-index a:focus-visible {
  color: #fff;
  background: var(--primary-strong);
  border-color: var(--primary-strong);
}

.solution-detail {
  display: grid;
  grid-template-columns: minmax(240px, 0.58fr) minmax(0, 1.25fr);
  gap: clamp(2.5rem, 8vw, 8rem);
  padding-block: clamp(4.8rem, 9vw, 8rem);
  border-bottom: 1px solid var(--line);
}

.solution-detail:last-of-type {
  border-bottom: 0;
}

.solution-detail-heading {
  position: sticky;
  top: calc(var(--header-height) + 100px);
  align-self: start;
}

.solution-detail h2 {
  font-size: clamp(2rem, 3.8vw, 3.5rem);
}

.solution-detail-copy > p {
  max-width: 720px;
  color: var(--muted);
  font-size: 1.06rem;
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  margin: 2rem 0 0;
  border-top: 1px solid var(--line);
}

.feature-list li {
  position: relative;
  padding: 1rem 1rem 1rem 1.5rem;
  border-bottom: 1px solid var(--line);
}

.feature-list li:nth-child(odd) {
  border-right: 1px solid var(--line);
}

.feature-list li::before {
  position: absolute;
  top: 1.65rem;
  left: 0;
  width: 7px;
  height: 7px;
  background: var(--aqua);
  border-radius: 50%;
  content: "";
}

.cyberhuman {
  margin-block: clamp(3rem, 7vw, 6rem);
  padding: clamp(2rem, 5vw, 4.6rem);
  color: #fff;
  background: var(--ink);
  border: 0;
  border-radius: var(--radius-lg);
}

.cyberhuman .solution-detail-heading {
  position: static;
}

.cyberhuman h2,
.cyberhuman h3 {
  color: #fff;
}

.cyberhuman .solution-detail-copy > p {
  color: rgba(255, 255, 255, 0.7);
}

.cyberhuman .feature-list {
  border-color: rgba(255, 255, 255, 0.16);
}

.cyberhuman .feature-list li {
  border-color: rgba(255, 255, 255, 0.14);
}

.solution-photo {
  height: clamp(260px, 36vw, 430px);
  margin: 2rem 0;
  overflow: hidden;
  border-radius: var(--radius-md);
}

.solution-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cyberhuman-quote {
  margin-top: 2.3rem;
  padding: 1.6rem;
  color: #fff;
  background: rgba(122, 84, 180, 0.33);
  border-left: 3px solid var(--aqua);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-family: "Roboto", Arial, sans-serif;
  font-size: clamp(1.25rem, 2.2vw, 1.7rem);
  line-height: 1.35;
}

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

.program-card {
  display: flex;
  min-height: 520px;
  flex-direction: column;
  padding: clamp(1.6rem, 3vw, 2.5rem);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.program-card.recommended {
  color: #fff;
  background: var(--primary-deep);
  border-color: var(--primary-deep);
  transform: translateY(-14px);
  box-shadow: var(--shadow);
}

.program-card.recommended h3 {
  color: #fff;
}

.program-tag {
  display: inline-flex;
  width: max-content;
  margin-bottom: 2.6rem;
  padding: 0.4rem 0.7rem;
  color: var(--primary-strong);
  background: var(--primary-soft);
  border-radius: 999px;
  font-family: "Roboto", Arial, sans-serif;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.recommended .program-tag {
  color: var(--ink);
  background: var(--aqua);
}

.program-card > p {
  color: var(--muted);
}

.program-card.recommended > p,
.program-card.recommended li {
  color: rgba(255, 255, 255, 0.72);
}

.program-card .clean-list {
  display: grid;
  gap: 0.6rem;
  margin: 1.5rem 0 0;
}

.program-card .clean-list li {
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--line);
  font-size: 0.88rem;
}

.program-card.recommended .clean-list li {
  border-color: rgba(255, 255, 255, 0.14);
}

.program-card .card-link {
  margin-top: auto;
}

.program-card.recommended .card-link {
  color: #bff5f0;
}

/* About */
.about-vision {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1.1fr);
  gap: clamp(3rem, 8vw, 8rem);
  align-items: center;
}

.about-photo {
  position: relative;
  min-height: 620px;
  overflow: hidden;
  border-radius: 18px 150px 18px 18px;
}

.about-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-photo::after {
  position: absolute;
  inset: auto 0 0;
  height: 45%;
  background: linear-gradient(transparent, rgba(21, 18, 25, 0.48));
  content: "";
}

.working-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.8rem;
  counter-reset: work;
}

.working-step {
  min-height: 300px;
  padding: 1.5rem;
  background: #fff;
  border-top: 3px solid var(--primary);
  counter-increment: work;
}

.working-step::before {
  display: block;
  margin-bottom: 4rem;
  color: var(--primary);
  font-family: "Roboto", Arial, sans-serif;
  font-size: 0.72rem;
  font-weight: 800;
  content: "0" counter(work);
}

.working-step p {
  color: var(--muted);
  font-size: 0.88rem;
}

.difference-layout {
  display: grid;
  grid-template-columns: 0.78fr 1.22fr;
  gap: clamp(3rem, 8vw, 7rem);
}

.difference-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.difference-list li {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 1rem;
  padding: 1.3rem 0;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--line);
}

.difference-list li::before {
  color: var(--aqua);
  font-weight: 800;
  content: "✓";
}

.principles {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 2rem;
}

.principles span {
  padding: 0.75rem 1rem;
  color: #fff;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  font-family: "Roboto", Arial, sans-serif;
  font-size: 0.84rem;
  font-weight: 600;
}

.logo-showcase {
  display: grid;
  place-items: center;
  min-height: 480px;
  padding: 2rem;
  background: #fff;
  border-radius: var(--radius-lg);
}

.logo-showcase img {
  width: min(440px, 100%);
}

/* Blog */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.article-card {
  display: grid;
  min-height: 390px;
  grid-template-columns: 0.42fr 0.58fr;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.article-visual {
  position: relative;
  overflow: hidden;
  background: var(--primary-soft);
}

.article-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.article-visual::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(145deg, rgba(122, 84, 180, 0.18), transparent 62%);
  content: "";
}

.article-card:nth-child(3n + 2) .article-visual {
  background: var(--aqua-soft);
}

.article-card:nth-child(3n) .article-visual {
  background: #fcecf3;
}

.article-visual-abstract::before,
.article-visual-abstract::after {
  position: absolute;
  border-radius: 50%;
  content: "";
}

.article-visual-abstract::before {
  top: 18%;
  left: 18%;
  width: 110px;
  height: 110px;
  background: var(--primary);
  box-shadow: 80px 100px 0 -28px var(--aqua);
}

.article-visual-abstract::after {
  right: -38px;
  bottom: 12%;
  width: 150px;
  height: 150px;
  border: 24px solid rgba(21, 18, 25, 0.12);
}

.article-copy {
  display: flex;
  flex-direction: column;
  padding: clamp(1.5rem, 3vw, 2.2rem);
}

.article-category {
  color: var(--primary-strong);
  font-family: "Roboto", Arial, sans-serif;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.article-copy h2 {
  margin-top: 1rem;
  font-size: clamp(1.35rem, 2vw, 1.7rem);
}

.article-copy p {
  color: var(--muted);
  font-size: 0.9rem;
}

.article-status {
  width: max-content;
  margin-top: auto;
  padding: 0.5rem 0.75rem;
  color: var(--muted);
  background: var(--surface-alt);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: "Roboto", Arial, sans-serif;
  font-size: 0.7rem;
  font-weight: 700;
}

/* Contact */
.contact-layout {
  display: grid;
  grid-template-columns: 0.76fr 1.24fr;
  gap: clamp(3rem, 8vw, 8rem);
  align-items: start;
}

.contact-note {
  padding: 1.4rem;
  color: var(--ink-soft);
  background: var(--primary-soft);
  border-left: 3px solid var(--primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.9rem;
}

.contact-form {
  padding: clamp(1.5rem, 4vw, 3.2rem);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.2rem;
}

.field {
  display: grid;
  gap: 0.45rem;
}

.field-full {
  grid-column: 1 / -1;
}

.field label {
  color: var(--ink-soft);
  font-family: "Roboto", Arial, sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
}

.field-optional {
  font-weight: 400;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 52px;
  padding: 0.8rem 0.95rem;
  background: #fff;
  border: 1px solid #cbc4d4;
  border-radius: 8px;
  outline: 0;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.field textarea {
  min-height: 150px;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(122, 84, 180, 0.14);
}

.field [aria-invalid="true"] {
  border-color: var(--error);
  box-shadow: 0 0 0 3px rgba(168, 38, 61, 0.1);
}

.field-error {
  min-height: 1.2em;
  margin: 0;
  color: var(--error);
  font-size: 0.76rem;
  line-height: 1.4;
}

.form-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 1.4rem;
}

.form-help {
  color: var(--muted);
  font-size: 0.76rem;
}

.form-status {
  margin: 1.2rem 0 0;
  padding: 0;
  font-size: 0.88rem;
}

.form-status[data-state="notice"] {
  padding: 0.9rem 1rem;
  color: var(--primary-deep);
  background: var(--primary-soft);
  border-radius: 8px;
}

.form-status[data-state="error"] {
  padding: 0.9rem 1rem;
  color: var(--error);
  background: #fff1f3;
  border-radius: 8px;
}

.contact-paths {
  display: grid;
  gap: 0.8rem;
  margin-top: 2rem;
}

.contact-path {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
}

.contact-path span {
  color: var(--muted);
  font-size: 0.86rem;
}

.contact-path strong {
  font-family: "Roboto", Arial, sans-serif;
  font-size: 0.9rem;
}

/* Chat assistant */
.assistant {
  position: fixed;
  right: max(18px, env(safe-area-inset-right));
  bottom: max(18px, env(safe-area-inset-bottom));
  z-index: 1100;
}

.assistant-toggle {
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  color: #fff;
  background: var(--primary-strong);
  border: 0;
  border-radius: 50%;
  box-shadow: 0 12px 34px rgba(64, 37, 103, 0.36);
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease;
}

.assistant-toggle:hover {
  background: var(--primary-deep);
  transform: translateY(-3px);
}

.assistant-icon {
  position: relative;
  width: 24px;
  height: 19px;
  border: 2px solid currentColor;
  border-radius: 8px;
}

.assistant-icon::after {
  position: absolute;
  bottom: -5px;
  left: 5px;
  width: 7px;
  height: 7px;
  background: var(--primary-strong);
  border-bottom: 2px solid currentColor;
  border-left: 2px solid currentColor;
  content: "";
  transform: rotate(-35deg);
}

.assistant-panel {
  position: absolute;
  right: 0;
  bottom: 72px;
  width: min(360px, calc(100vw - 36px));
  padding: 1.25rem;
  color: #fff;
  background: var(--ink);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px) scale(0.98);
  transform-origin: bottom right;
  transition: opacity 160ms ease, transform 160ms ease;
}

.assistant-panel[data-open="true"] {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

.assistant-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 1rem;
}

.assistant-head strong {
  display: block;
  font-family: "Roboto", Arial, sans-serif;
  font-size: 1.06rem;
}

.assistant-head p {
  margin: 0.35rem 0 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.78rem;
}

.assistant-close {
  width: 36px;
  height: 36px;
  flex: 0 0 36px;
  color: #fff;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  cursor: pointer;
}

.assistant-options {
  display: grid;
  gap: 0.55rem;
  margin-top: 1.1rem;
}

.assistant-options a {
  display: flex;
  min-height: 48px;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0.9rem;
  color: #fff;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 9px;
  font-family: "Roboto", Arial, sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
}

.assistant-options a::after {
  color: #b9f1ec;
  content: "→";
}

.assistant-options a:hover {
  background: var(--primary-strong);
}

/* Footer */
.site-footer {
  padding: clamp(4rem, 8vw, 6.5rem) 0 1.5rem;
  color: #fff;
  background: #0f0c12;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr 0.75fr;
  gap: clamp(2.5rem, 7vw, 7rem);
  padding-bottom: 3.5rem;
}

.footer-brand .brand-name {
  color: #fff;
}

.footer-brand p {
  max-width: 430px;
  margin-top: 1.4rem;
  color: rgba(255, 255, 255, 0.58);
}

.footer-column h2 {
  margin-bottom: 1.3rem;
  color: #fff;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.footer-column a {
  display: block;
  width: max-content;
  margin: 0.55rem 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.86rem;
}

.footer-column a:hover {
  color: #fff;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-top: 1.4rem;
  color: rgba(255, 255, 255, 0.4);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.75rem;
}

.footer-accent {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}

.footer-accent::before {
  width: 8px;
  height: 8px;
  background: var(--aqua);
  border-radius: 50%;
  content: "";
}

/* Reveal animation */
.reveal {
  opacity: 1;
  transform: none;
}

.js .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 520ms ease, transform 520ms ease;
}

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

@media (max-width: 1080px) {
  :root {
    --header-height: 74px;
  }

  .desktop-nav,
  .site-header .header-cta {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(350px, 0.72fr);
  }

  .impact-track {
    grid-template-columns: repeat(4, 1fr);
  }

  .impact-step {
    min-height: 190px;
  }

  .working-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .program-card:last-child {
    grid-column: 1 / -1;
    min-height: 430px;
  }

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

  .article-visual {
    min-height: 240px;
  }
}

@media (max-width: 860px) {
  .section-heading,
  .editorial-grid,
  .challenge-grid,
  .diagnosis-grid,
  .about-vision,
  .difference-layout,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .editorial-aside,
  .solution-detail-heading {
    position: static;
  }

  .hero-grid {
    min-height: auto;
    grid-template-columns: 1fr;
  }

  .hero-copy {
    max-width: 760px;
  }

  .hero-media {
    min-height: 560px;
  }

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

  .trust-item,
  .trust-item:first-child,
  .trust-item:last-child {
    min-height: auto;
    padding: 1.8rem 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .trust-item:last-child {
    border-bottom: 0;
  }

  .solution-preview-card,
  .solution-preview-card:nth-child(1),
  .solution-preview-card:nth-child(6) {
    grid-column: span 6;
  }

  .diagnosis-panel {
    min-height: 520px;
  }

  .cta-block {
    grid-template-columns: 1fr;
    align-items: start;
  }

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

  .solution-detail-heading {
    max-width: 660px;
  }

  .about-photo {
    min-height: 520px;
  }

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

  .article-card {
    grid-template-columns: 0.4fr 0.6fr;
  }

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

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 680px) {
  .container,
  .narrow {
    width: min(calc(100% - 28px), var(--container));
  }

  h1 {
    letter-spacing: -0.045em;
  }

  .brand-name {
    font-size: 1rem;
  }

  .home-hero::before {
    right: -390px;
  }

  .hero-grid {
    padding-block: 4.5rem 5rem;
  }

  .hero-media {
    min-height: 470px;
  }

  .hero-photo-frame {
    left: 8%;
    border-radius: 90px 14px 14px 14px;
  }

  .hero-accent-card {
    top: 2rem;
    width: 128px;
    padding: 1rem;
  }

  .hero-insight {
    right: 0.8rem;
    bottom: 0.8rem;
    left: 14%;
    padding: 1.15rem;
  }

  .solutions-preview {
    grid-template-columns: 1fr;
  }

  .solution-preview-card,
  .solution-preview-card:nth-child(1),
  .solution-preview-card:nth-child(6) {
    min-height: 260px;
    grid-column: auto;
  }

  .diagnosis-items,
  .feature-list,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .feature-list li:nth-child(odd) {
    border-right: 0;
  }

  .diagnosis-panel {
    min-height: auto;
  }

  .impact-track {
    grid-template-columns: repeat(2, 1fr);
  }

  .impact-step {
    min-height: 180px;
  }

  .mode-grid,
  .program-grid {
    grid-template-columns: 1fr;
  }

  .program-card.recommended {
    transform: none;
  }

  .program-card:last-child {
    grid-column: auto;
  }

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

  .working-step {
    min-height: auto;
  }

  .working-step::before {
    margin-bottom: 2rem;
  }

  .about-photo {
    min-height: 420px;
    border-radius: 14px 90px 14px 14px;
  }

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

  .article-visual {
    min-height: 230px;
  }

  .field-full {
    grid-column: auto;
  }

  .form-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .form-actions .button {
    width: 100%;
  }

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

  .footer-brand {
    grid-column: auto;
  }

  .footer-bottom {
    align-items: start;
    flex-direction: column;
  }
}

@media (max-width: 420px) {
  .brand-name {
    display: none;
  }

  .button-row {
    align-items: stretch;
    flex-direction: column;
  }

  .button-row .button {
    width: 100%;
  }

  .hero-media {
    min-height: 420px;
  }

  .hero-photo-frame {
    left: 4%;
  }

  .hero-accent-card {
    display: none;
  }

  .hero-insight {
    left: 0.8rem;
  }

  .impact-track {
    grid-template-columns: 1fr;
  }

  .impact-step {
    min-height: auto;
  }

  .impact-letter {
    margin-bottom: 1.5rem;
  }

  .assistant-panel {
    right: -2px;
  }
}

@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;
  }

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