:root {
  --bg: #eaf5fc;
  --panel: rgba(255, 255, 255, 0.76);
  --panel-strong: #ffffff;
  --ink: #0d2b3e;
  --muted: #4c6779;
  --line: rgba(13, 43, 62, 0.12);
  --accent: #0ea5e9;
  --accent-2: #0369a1;
  --shadow: 0 24px 60px rgba(13, 76, 110, 0.14);
  --radius: 24px;
  --max: 1180px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "IBM Plex Sans", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(14, 165, 233, 0.2), transparent 26rem),
    radial-gradient(circle at 85% 20%, rgba(3, 105, 161, 0.16), transparent 22rem),
    linear-gradient(180deg, #f4fafe 0%, #eaf5fc 100%);
}

a {
  color: inherit;
}

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

.page-shell {
  width: min(calc(100% - 2rem), var(--max));
  margin: 0 auto;
  padding-bottom: 4rem;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 0;
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
}

.brand,
.site-nav a,
.button,
.project-card a,
.highlight-card a,
.contact-card {
  text-decoration: none;
}

.brand {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.site-nav a {
  color: var(--muted);
  font-weight: 500;
}

.hero,
.split-section,
.feature-grid {
  display: grid;
  gap: 1.5rem;
}

.hero {
  grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.85fr);
  align-items: center;
  padding: 4rem 0 2rem;
}

.eyebrow,
.card-label,
.contact-label {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  color: var(--accent-2);
  margin: 0 0 0.75rem;
  font-weight: 700;
}

h1,
h2,
h3 {
  font-family: "Space Grotesk", sans-serif;
  line-height: 1.05;
  margin: 0;
}

h1 {
  font-size: clamp(3rem, 7vw, 5.5rem);
  max-width: 12ch;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  max-width: 14ch;
}

h3 {
  font-size: 1.35rem;
}

p,
li {
  line-height: 1.7;
  color: var(--muted);
}

.hero-avatar {
  width: 128px;
  height: 128px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--panel-strong);
  box-shadow: var(--shadow);
  margin-bottom: 1.25rem;
}

.hero-text {
  max-width: 55ch;
  font-size: 1.1rem;
  margin: 1.25rem 0 0;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin: 2rem 0 1.5rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.85rem 1.2rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
}

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

.button-secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.55);
}

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.chip-list li {
  padding: 0.55rem 0.9rem;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(18, 32, 51, 0.08);
  border-radius: 999px;
  color: var(--ink);
  font-size: 0.95rem;
}

.hero-card,
.feature-panel,
.project-card,
.info-card,
.highlight-card,
.activity-panel,
.contact-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-card,
.feature-panel,
.info-card,
.activity-panel {
  padding: 1.5rem;
}

.hero-card blockquote {
  margin: 0 0 1rem;
  font-size: 1.4rem;
  font-family: "Space Grotesk", sans-serif;
  color: var(--ink);
}

.section {
  padding: 2rem 0;
}

.section-heading {
  margin-bottom: 1.5rem;
}

.feature-grid {
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
}

.feature-copy,
.feature-panel {
  padding: 1.75rem;
  border-radius: var(--radius);
}

.feature-copy {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.65), rgba(255, 255, 255, 0.35));
  border: 1px solid var(--line);
}

.store-links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
  margin-top: 1.5rem;
}

.feature-points,
.info-card ul {
  margin: 0;
  padding-left: 1.2rem;
}

.project-grid,
.highlight-grid,
.contact-grid {
  display: grid;
  gap: 1rem;
}

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

.project-card,
.highlight-card,
.contact-card {
  padding: 1.4rem;
}

.project-card-featured {
  background:
    linear-gradient(160deg, rgba(14, 165, 233, 0.12), rgba(3, 105, 161, 0.08)),
    var(--panel-strong);
}

.project-card p,
.highlight-card p {
  min-height: 4.8rem;
}

.project-card a,
.highlight-card a {
  color: var(--accent);
  font-weight: 700;
}

.split-section {
  grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.85fr);
  align-items: start;
}

.focus-list {
  display: grid;
  gap: 1rem;
}

.focus-list article {
  padding: 1.3rem 1.4rem;
  border-left: 4px solid var(--accent);
  background: rgba(255, 255, 255, 0.55);
}

.side-stack {
  display: grid;
  gap: 1rem;
}

.highlight-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 1rem;
}

.activity-graph {
  width: 100%;
  border-radius: 14px;
  border: 1px solid var(--line);
}

.contact-section {
  padding-bottom: 1rem;
}

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

.contact-card {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.contact-card strong {
  font-size: 1.25rem;
  font-family: "Space Grotesk", sans-serif;
}

@media (max-width: 1024px) {
  .hero,
  .feature-grid,
  .split-section,
  .project-grid,
  .highlight-grid,
  .contact-grid {
    grid-template-columns: 1fr 1fr;
  }

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

  .feature-grid,
  .split-section {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 720px) {
  .page-shell {
    width: min(calc(100% - 1.2rem), var(--max));
  }

  .site-header {
    align-items: flex-start;
    flex-direction: column;
    padding-top: 1rem;
  }

  .hero {
    padding-top: 2.5rem;
  }

  .project-grid,
  .highlight-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  h1 {
    max-width: 10ch;
  }
}