:root {
  --bg-main: rgba(255, 249, 212, 0.15);
  --bg-dark: #050505;
  --accent: #34c9fb;
  --text-main: #131313;
  --text-muted: #3b3b3b;
  --border-soft: rgba(0, 0, 0, 0.06);
  --radius-xl: 24px;
  --shadow-soft: 0 18px 40px rgba(0, 0, 0, 0.1);
}

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

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Noto Sans", system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  color: var(--text-main);
  background: var(--bg-main);
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3 {
  font-family: "Lustria", "Times New Roman", serif;
  margin: 0;
  font-weight: 400;
}

p {
  margin: 0;
  line-height: 1.6;
  color: var(--text-muted);
}

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

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

.site-header {
  position: static;
  z-index: 20;
  width: 100%;
  backdrop-filter: blur(10px);
  background: color-mix(in srgb, var(--bg-main) 88%, transparent);
}

.header-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 18px 20px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.brand-logo {
  height: 70px;
  width: auto;
}

.btn-outline,
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: background 0.2s ease, color 0.2s ease, transform 0.15s ease,
    box-shadow 0.15s ease, border-color 0.2s ease;
  cursor: pointer;
  border: 1px solid var(--accent);
  background: transparent;
  color: var(--accent);
}

.btn-outline:hover {
  background: var(--accent);
  color: #021016;
  box-shadow: 0 0 14px rgba(52, 201, 251, 0.6);
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--accent);
  color: #021016;
  border-color: transparent;
  padding-inline: 22px;
}

.btn-primary:hover {
  background: #65d7ff;
  box-shadow: 0 0 18px rgba(52, 201, 251, 0.7);
  transform: translateY(-1px);
}

main {
  padding-bottom: 56px;
}

.hero {
  padding: 32px 20px 40px;
}

.hero-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1.1fr);
  align-items: center;
  gap: 40px;
}

.hero-copy h1 {
  font-size: clamp(3rem, 3.9vw + 1.6rem, 4.2rem);
  line-height: 1.2;
  color: var(--text-main);
}

.hero-copy .eyebrow {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: rgba(0, 0, 0, 0.45);
  margin-bottom: 14px;
}

.hero-visual {
  justify-self: flex-end;
  width: 100%;
  display: flex;
  justify-content: flex-end;
}

.hero-image {
  border-radius: 22px;
  box-shadow: var(--shadow-soft);
  max-width: 80%;
  margin-inline: 0;
}

.section {
  padding: 28px 20px 40px;
}

.section-inner {
  max-width: 1120px;
  margin: 0 auto;
}

.section h2 {
  font-size: clamp(1.9rem, 2vw + 1rem, 2.4rem);
  margin-bottom: 24px;
  color: var(--text-main);
  text-align: center;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin-top: 8px;
}

.problem-card {
  background: rgba(255, 255, 255, 0.8);
  border-radius: var(--radius-xl);
  padding: 22px 24px;
  border: 1px solid var(--border-soft);
  box-shadow: 0 16px 30px rgba(0, 0, 0, 0.06);
}

.problem-card h3 {
  font-family: "Noto Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-main);
}

.problem-card p {
  font-size: 0.9rem;
}

.labs {
  background: var(--bg-dark);
  color: #f9fafb;
  padding-block: 32px 38px;
  display: flex;
  align-items: center;
}

.labs-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  align-items: center;
  gap: 24px;
}

.labs-heading h2 {
  text-align: left;
  color: #f9fafb;
  font-size: 2rem;
  line-height: 1.2;
}

.highlight {
  color: var(--accent);
}

.labs-points p {
  margin-bottom: 14px;
  color: #f0f0f0;
  font-size: 0.98rem;
}

.labs-points strong {
  color: #ffffff;
}

.current-focus p {
  max-width: 760px;
  margin-inline: auto;
  margin-bottom: 16px;
  font-size: 0.98rem;
}

.current-focus .btn-primary {
  margin-top: 10px;
  display: block;
  width: fit-content;
  white-space: nowrap;
  margin-inline: auto;
}

.site-footer {
  border-top: 1px solid rgba(0, 0, 0, 0.06);
  padding: 16px 20px 24px;
  font-size: 0.8rem;
  color: rgba(0, 0, 0, 0.6);
}

.footer-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  justify-content: flex-start;
}

/* Tablet */
@media (max-width: 900px) {
  .header-inner {
    padding-inline: 16px;
  }

  .hero {
    padding-inline: 16px;
  }

  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

  .hero-copy {
    text-align: left;
  }

  .hero-visual {
    max-width: 420px;
    width: 100%;
    justify-self: flex-start;
  }

  .section {
    padding-inline: 16px;
  }

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

  .labs-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

  .labs-heading h2 {
    font-size: 1.9rem;
  }
}

/* Mobile */
@media (max-width: 600px) {
  .header-inner {
    padding-block: 12px 8px;
  }

  .brand-logo {
    height: 59px;
  }

  .btn-outline {
    padding: 6px 14px;
    font-size: 0.8rem;
  }

  .hero {
    padding-top: 22px;
  }

  .hero-copy h1 {
    font-size: 1.9rem;
  }

  .problem-card {
    padding: 18px 18px;
    border-radius: 18px;
  }

  .labs {
    padding-block: 32px 36px;
  }

  .labs-heading h2 {
    font-size: 1.7rem;
  }

  .current-focus h2 {
    text-align: left;
  }

  .current-focus p {
    margin-inline: 0;
  }
}