:root {
  color-scheme: light;
  --ink: #121418;
  --muted: #5f6673;
  --paper: #f5f7f2;
  --surface: #ffffff;
  --line: #d8dde4;
  --blue: #2557ff;
  --blue-dark: #163dcc;
  --green: #d9f25f;
  --coral: #ff6b4a;
  --dark: #0f1115;
  --dark-soft: #1a1d24;
  --shadow: 0 24px 70px rgba(18, 20, 24, 0.12);
  --radius: 8px;
  --container: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--surface);
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--surface);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  font-size: 16px;
  line-height: 1.55;
  letter-spacing: 0;
  text-rendering: optimizeLegibility;
}

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

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

p,
h1,
h2,
h3,
dl,
dd,
ol {
  margin: 0;
}

button,
input,
textarea {
  font: inherit;
  letter-spacing: 0;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: 12px;
  z-index: 100;
  transform: translateY(-160%);
  border-radius: var(--radius);
  background: var(--blue);
  color: #fff;
  padding: 10px 14px;
  transition: transform 160ms ease;
}

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

.container {
  width: min(var(--container), calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  min-height: 76px;
  padding: 0 40px;
  border-bottom: 1px solid rgba(18, 20, 24, 0.08);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(18px);
}

.brand {
  width: fit-content;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.site-nav a {
  position: relative;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--ink);
}

.language-switcher {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-left: 4px;
  color: var(--muted);
}

.language-switcher a {
  padding: 4px 0;
}

.language-switcher [aria-current="page"] {
  color: var(--ink);
}

.header-action {
  margin-left: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 10px 14px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 800;
}

.header-action:hover,
.header-action:focus-visible {
  border-color: var(--blue);
  color: var(--blue);
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 0;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: var(--ink);
}

.hero {
  position: relative;
  min-height: clamp(500px, 70vh, 680px);
  overflow: hidden;
  background: var(--dark);
  color: #fff;
}

.hero-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 70% 32%;
  filter: saturate(0.85) contrast(1.05);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(8, 10, 14, 0.9) 0%, rgba(8, 10, 14, 0.72) 47%, rgba(8, 10, 14, 0.25) 100%),
    linear-gradient(180deg, rgba(8, 10, 14, 0.08), rgba(8, 10, 14, 0.8));
}

.hero-content {
  position: relative;
  z-index: 1;
  display: flex;
  min-height: clamp(500px, 70vh, 680px);
  flex-direction: column;
  justify-content: center;
  padding: 56px 0 38px;
}

.eyebrow,
.section-kicker {
  color: var(--green);
  font-size: 14px;
  font-weight: 800;
}

.hero h1 {
  max-width: 780px;
  margin-top: 14px;
  font-size: clamp(44px, 6vw, 80px);
  line-height: 0.98;
  letter-spacing: 0;
}

.hero-lede {
  max-width: 690px;
  margin-top: 20px;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(19px, 2vw, 23px);
  line-height: 1.35;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  gap: 10px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  padding: 13px 18px;
  font-weight: 850;
  line-height: 1.2;
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    background 160ms ease,
    color 160ms ease;
}

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

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

.button-primary:hover,
.button-primary:focus-visible {
  background: var(--blue-dark);
}

.button-secondary {
  border-color: rgba(255, 255, 255, 0.36);
  color: #fff;
}

.button-secondary:hover,
.button-secondary:focus-visible {
  border-color: #fff;
}

.hero-proof {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  width: min(780px, 100%);
  margin-top: 34px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.14);
}

.hero-proof div {
  min-height: 96px;
  padding: 16px;
  background: rgba(8, 10, 14, 0.56);
}

.hero-proof dt {
  color: #fff;
  font-size: 20px;
  font-weight: 850;
}

.hero-proof dd {
  margin-top: 6px;
  color: rgba(255, 255, 255, 0.68);
}

.section {
  padding: 104px 0;
}

.section-tight {
  padding: 76px 0;
}

.section-muted {
  background: var(--paper);
}

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

.section-dark .section-lede,
.section-dark p {
  color: rgba(255, 255, 255, 0.74);
}

.section-heading {
  max-width: 720px;
  margin-bottom: 42px;
}

.section-heading h2,
.intro-grid h2,
.diagnostic-layout h2,
.about-layout h2,
.contact-layout h2 {
  margin-top: 10px;
  font-size: clamp(34px, 4vw, 58px);
  line-height: 1.04;
  letter-spacing: 0;
}

.section-heading p,
.about-layout p,
.contact-layout p {
  margin-top: 16px;
  color: var(--muted);
  font-size: 18px;
}

.section-lede {
  color: var(--muted);
  font-size: clamp(19px, 2vw, 24px);
  line-height: 1.42;
}

.intro-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 64px;
  align-items: start;
}

.intro-grid .section-kicker,
.section-heading .section-kicker,
.contact-layout .section-kicker,
.about-layout .section-kicker {
  color: var(--blue);
}

.card-grid {
  display: grid;
  gap: 16px;
}

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

.card {
  position: relative;
  min-height: 236px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 26px;
  box-shadow: 0 10px 30px rgba(18, 20, 24, 0.04);
}

.card::before {
  content: "";
  display: block;
  width: 42px;
  height: 5px;
  margin-bottom: 28px;
  border-radius: 999px;
}

.accent-blue::before {
  background: var(--blue);
}

.accent-green::before {
  background: var(--green);
}

.accent-coral::before {
  background: var(--coral);
}

.card h3,
.steps h3,
.outcome-list h3 {
  font-size: 22px;
  line-height: 1.18;
  letter-spacing: 0;
}

.card p,
.steps p,
.outcome-list p {
  margin-top: 12px;
  color: var(--muted);
}

.method-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 72px;
  align-items: start;
}

.sticky-heading {
  position: sticky;
  top: 116px;
  margin-bottom: 0;
}

.steps {
  display: grid;
  gap: 14px;
  padding: 0;
  list-style: none;
}

.steps li {
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  background: var(--surface);
}

.steps span {
  color: var(--blue);
  font-size: 18px;
  font-weight: 900;
}

.diagnostic-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.9fr);
  gap: 54px;
  align-items: start;
}

.diagnostic-layout > .button {
  grid-column: 1 / -1;
  width: fit-content;
}

.outcome-list {
  display: grid;
  gap: 1px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.12);
}

.outcome-list article {
  padding: 24px;
  background: var(--dark-soft);
}

.outcome-list p {
  color: rgba(255, 255, 255, 0.68);
}

.about-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.75fr) minmax(0, 1fr);
  gap: 64px;
  align-items: center;
}

.portrait-panel {
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: var(--shadow);
}

.portrait-panel img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 1.05fr);
  gap: 64px;
  align-items: start;
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.contact-links a {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 10px 12px;
  color: var(--ink);
  font-weight: 800;
}

.contact-form {
  display: grid;
  gap: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 24px;
  box-shadow: 0 18px 46px rgba(18, 20, 24, 0.08);
}

.contact-form label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  color: var(--ink);
  padding: 13px 14px;
  outline: none;
}

.contact-form textarea {
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(37, 87, 255, 0.12);
}

.contact-form .button {
  width: 100%;
  cursor: pointer;
}

.form-note {
  min-height: 24px;
  color: var(--muted);
  font-size: 14px;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 34px 0;
  background: var(--surface);
  color: var(--muted);
}

.footer-layout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.footer-layout p:first-child {
  color: var(--ink);
  font-weight: 900;
}

.footer-layout a {
  color: var(--blue);
  font-weight: 800;
}

@media (max-width: 900px) {
  .site-header {
    grid-template-columns: 1fr auto;
    padding: 0 20px;
  }

  .menu-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    left: 20px;
    right: 20px;
    top: calc(100% + 8px);
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--surface);
    box-shadow: var(--shadow);
    padding: 8px;
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a,
  .language-switcher {
    padding: 12px;
  }

  .language-switcher {
    margin-left: 0;
  }

  .header-action {
    display: none;
  }

  .hero {
    min-height: 78svh;
  }

  .hero-image {
    object-position: 66% 32%;
  }

  .hero-overlay {
    background:
      linear-gradient(90deg, rgba(8, 10, 14, 0.92), rgba(8, 10, 14, 0.62)),
      linear-gradient(180deg, rgba(8, 10, 14, 0.18), rgba(8, 10, 14, 0.84));
  }

  .hero-content {
    min-height: 78svh;
  }

  .hero-proof,
  .intro-grid,
  .method-layout,
  .diagnostic-layout,
  .about-layout,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .hero-proof {
    width: 100%;
  }

  .card-grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .sticky-heading {
    position: static;
  }

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

@media (max-width: 640px) {
  .container {
    width: min(100% - 28px, var(--container));
  }

  .section {
    padding: 72px 0;
  }

  .section-tight {
    padding: 56px 0;
  }

  .hero-content {
    padding: 54px 0 34px;
  }

  .hero h1 {
    font-size: clamp(42px, 14vw, 64px);
  }

  .hero-lede {
    font-size: 18px;
  }

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

  .card-grid-3 {
    grid-template-columns: 1fr;
  }

  .hero-proof {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .hero-proof div {
    min-height: 86px;
    padding: 12px;
  }

  .hero-proof dt {
    font-size: 16px;
    line-height: 1.15;
  }

  .hero-proof dd {
    font-size: 13px;
    line-height: 1.35;
  }

  .card {
    min-height: auto;
    padding: 22px;
  }

  .steps li {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 22px;
  }

  .contact-form {
    padding: 18px;
  }
}

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

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