:root {
  --primary: #3ecf8e;
  --primary-deep: #24b47e;
  --ink: #171717;
  --ink-2: #242424;
  --muted: #707070;
  --muted-2: #9a9a9a;
  --canvas: #ffffff;
  --canvas-soft: #fafafa;
  --night: #1c1c1c;
  --night-2: #242424;
  --line: #dfdfdf;
  --line-soft: #ededed;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
  --container: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--canvas);
  font-family: Inter, "Helvetica Neue", Helvetica, Arial, sans-serif;
  line-height: 1.5;
}

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

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

p {
  color: var(--muted);
  margin: 0 0 1rem;
}

h1,
h2,
h3,
h4 {
  color: var(--ink);
  font-weight: 500;
  letter-spacing: 0;
  line-height: 1.1;
  margin: 0;
}

h1 {
  font-size: clamp(2.6rem, 5vw, 4rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
  font-size: clamp(1.35rem, 2.5vw, 1.8rem);
}

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

.section {
  padding: 84px 0;
}

.section-soft {
  background: var(--canvas-soft);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

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

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

.section-head {
  max-width: 780px;
  margin-bottom: 36px;
}

.section-head.center {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.section-head p {
  font-size: 1.08rem;
  margin-top: 14px;
}

.eyebrow {
  align-items: center;
  color: var(--muted);
  display: inline-flex;
  font-size: 0.78rem;
  font-weight: 600;
  gap: 8px;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
  text-transform: uppercase;
}

.eyebrow::before {
  background: var(--primary);
  border-radius: 999px;
  content: "";
  height: 8px;
  width: 8px;
}

.button {
  align-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  display: inline-flex;
  font-size: 0.9rem;
  font-weight: 600;
  gap: 8px;
  justify-content: center;
  min-height: 38px;
  padding: 10px 16px;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

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

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

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

.button-secondary {
  background: var(--canvas);
  color: var(--ink);
}

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

.site-header {
  backdrop-filter: blur(18px);
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid var(--line-soft);
  position: sticky;
  top: 0;
  z-index: 50;
}

.nav {
  align-items: center;
  display: flex;
  gap: 24px;
  justify-content: space-between;
  min-height: 72px;
}

.brand {
  align-items: center;
  display: inline-flex;
  gap: 12px;
  font-weight: 700;
}

.brand-mark {
  align-items: center;
  background: var(--night);
  border-radius: var(--radius-sm);
  color: var(--primary);
  display: inline-flex;
  font-size: 0.78rem;
  font-weight: 800;
  height: 34px;
  justify-content: center;
  width: 34px;
}

.brand span:last-child {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}

.brand small {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 500;
}

.nav-links {
  align-items: center;
  display: flex;
  gap: 18px;
}

.nav-links a {
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 500;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--ink);
}

.nav-actions {
  align-items: center;
  display: flex;
  gap: 10px;
}

.menu-toggle {
  background: var(--canvas);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  display: none;
  height: 38px;
  width: 42px;
}

.menu-toggle span {
  background: var(--ink);
  display: block;
  height: 2px;
  margin: 5px auto;
  width: 18px;
}

.hero {
  padding: 78px 0 60px;
}

.hero-grid {
  align-items: center;
  display: grid;
  gap: 52px;
  grid-template-columns: minmax(0, 1.02fr) minmax(360px, 0.98fr);
}

.hero-copy p {
  font-size: 1.13rem;
  margin-top: 20px;
  max-width: 690px;
}

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

.hero-visual {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.hero-visual img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
  width: 100%;
}

.visual-caption {
  align-items: center;
  background: var(--canvas);
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  padding: 14px 16px;
}

.visual-caption strong {
  font-size: 0.92rem;
}

.visual-caption span {
  color: var(--muted);
  font-size: 0.82rem;
}

.stats-grid {
  display: grid;
  gap: 1px;
  grid-template-columns: repeat(4, 1fr);
  overflow: hidden;
}

.stat {
  background: var(--night);
  color: #fff;
  padding: 28px 24px;
}

.stat strong {
  color: var(--primary);
  display: block;
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 600;
  line-height: 1;
}

.stat span {
  color: rgba(255, 255, 255, 0.72);
  display: block;
  font-size: 0.84rem;
  margin-top: 10px;
}

.grid-3,
.grid-4,
.grid-2 {
  display: grid;
  gap: 20px;
}

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

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

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

.card {
  background: var(--canvas);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 26px;
}

.card h3,
.card h4 {
  margin-bottom: 10px;
}

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

.card-link {
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.card-link .learn {
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 700;
  margin-top: auto;
  padding-top: 18px;
}

.image-card {
  overflow: hidden;
  padding: 0;
}

.image-card img {
  aspect-ratio: 16 / 10;
  object-fit: cover;
  width: 100%;
}

.image-card .card-body {
  padding: 24px;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.pill {
  background: var(--canvas-soft);
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  color: var(--ink);
  font-size: 0.78rem;
  padding: 5px 10px;
}

.split-panel {
  align-items: stretch;
  display: grid;
  gap: 24px;
  grid-template-columns: 0.95fr 1.05fr;
}

.dark-panel {
  background: var(--night);
  border-radius: var(--radius-lg);
  color: #fff;
  padding: 32px;
}

.dark-panel p,
.dark-panel h2,
.dark-panel h3,
.dark-panel h4 {
  color: #fff;
}

.timeline {
  border-left: 1px solid var(--line);
  display: grid;
  gap: 22px;
  padding-left: 24px;
}

.timeline-item {
  position: relative;
}

.timeline-item::before {
  background: var(--primary);
  border: 4px solid var(--canvas);
  border-radius: 999px;
  content: "";
  height: 12px;
  left: -31px;
  position: absolute;
  top: 4px;
  width: 12px;
}

.feature-list {
  display: grid;
  gap: 14px;
}

.feature {
  align-items: flex-start;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  display: flex;
  gap: 14px;
  padding: 16px;
}

.feature b {
  background: var(--primary);
  border-radius: var(--radius-sm);
  color: var(--ink);
  display: inline-flex;
  flex: 0 0 28px;
  font-size: 0.78rem;
  height: 28px;
  justify-content: center;
  line-height: 28px;
  text-align: center;
}

.feature p {
  margin: 4px 0 0;
}

.form {
  display: grid;
  gap: 14px;
}

.field-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(2, 1fr);
}

label {
  color: var(--ink);
  display: grid;
  font-size: 0.86rem;
  font-weight: 600;
  gap: 7px;
}

input,
select,
textarea {
  background: var(--canvas);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--ink);
  font: inherit;
  min-height: 42px;
  padding: 10px 12px;
}

textarea {
  min-height: 120px;
  resize: vertical;
}

.form-note {
  color: var(--muted);
  font-size: 0.9rem;
}

.table-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.row {
  display: grid;
  gap: 1px;
  grid-template-columns: 1fr 1.2fr 1fr;
}

.row > div {
  background: var(--canvas);
  border-bottom: 1px solid var(--line-soft);
  padding: 14px;
}

.row.head > div {
  background: var(--canvas-soft);
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.media-strip {
  display: grid;
  gap: 12px;
  grid-template-columns: 1.3fr 0.7fr 0.7fr;
}

.media-strip img {
  border-radius: var(--radius-lg);
  height: 100%;
  min-height: 220px;
  object-fit: cover;
  width: 100%;
}

.site-footer {
  border-top: 1px solid var(--line-soft);
  padding: 54px 0 30px;
}

.footer-grid {
  display: grid;
  gap: 32px;
  grid-template-columns: 1.2fr repeat(4, 1fr);
}

.footer-grid h4 {
  font-size: 0.94rem;
  margin-bottom: 12px;
}

.footer-grid a,
.footer-grid p {
  color: var(--muted);
  display: block;
  font-size: 0.9rem;
  margin-bottom: 8px;
}

.footer-bottom {
  border-top: 1px solid var(--line-soft);
  color: var(--muted);
  font-size: 0.84rem;
  margin-top: 34px;
  padding-top: 22px;
}

@media (max-width: 980px) {
  .hero-grid,
  .split-panel,
  .grid-4,
  .grid-3,
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-copy,
  .section-head {
    grid-column: 1 / -1;
  }

  .nav-links,
  .nav-actions {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .nav.is-open .nav-links,
  .nav.is-open .nav-actions {
    background: var(--canvas);
    border-top: 1px solid var(--line-soft);
    display: grid;
    gap: 14px;
    grid-column: 1 / -1;
    padding: 18px 0;
    width: 100%;
  }

  .nav {
    flex-wrap: wrap;
  }
}

@media (max-width: 720px) {
  .container {
    width: min(100% - 28px, var(--container));
  }

  .section,
  .hero {
    padding: 58px 0;
  }

  .hero-grid,
  .grid-2,
  .grid-3,
  .grid-4,
  .stats-grid,
  .field-grid,
  .footer-grid,
  .media-strip {
    grid-template-columns: 1fr;
  }

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

  .row.head {
    display: none;
  }

  .card,
  .dark-panel {
    padding: 22px;
  }
}