:root {
  --bg: #1e1e1e;
  --surface: #252526;
  --surface-alt: #2d2d30;
  --text: #d4d4d4;
  --muted: #a0a0a0;
  --heading: #e3e3e3;
  --accent: #4f8cff;
  --accent-dark: #3e79e6;
  --border: #3e3e42;
  --shadow: 0 16px 42px rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  line-height: 1.6;
  background: radial-gradient(circle at 10% -10%, #2d2d30 0%, var(--bg) 45%);
  -webkit-font-smoothing: antialiased;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  background: var(--accent);
  color: #fff;
  padding: 0.5rem 0.8rem;
  border-radius: 8px;
  z-index: 200;
}

.skip-link:focus-visible {
  top: 0.75rem;
}

.site-nav {
  max-width: 980px;
  margin: 1.5rem auto 0;
  padding: 0.85rem 1.25rem;
  background: rgba(37, 37, 38, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  position: sticky;
  top: 1rem;
  z-index: 100;
}

.brand {
  font-weight: 700;
  color: var(--heading);
  text-decoration: none;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.nav-link {
  padding: 0.4rem 0.8rem;
  border-radius: 8px;
  border: 1px solid transparent;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  min-height: 2.5rem;
  transition: all 0.2s ease;
}

.nav-link:hover {
  background: var(--surface-alt);
  color: var(--heading);
  text-decoration: none;
}

.nav-link.active {
  background: var(--surface-alt);
  border-color: var(--border);
  color: var(--heading);
  font-weight: 500;
}

.hero {
  padding: 2rem 1.25rem 3rem;
}

.hero__inner {
  max-width: 980px;
  margin: 0 auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: var(--shadow);
  padding: 2.5rem;
  display: grid;
  gap: 2rem;
  align-items: center;
}

.page-header {
  padding: 2rem 1.25rem 1rem;
}

.page-header__inner {
  max-width: 980px;
  margin: 0 auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: var(--shadow);
  padding: 2.5rem;
}

.hero__image {
  width: 220px;
  max-width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 16px;
  border: 1px solid var(--border);
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  margin: 0 0 0.5rem;
}

h1,
h2,
h3 {
  margin: 0 0 0.6rem;
  line-height: 1.2;
  color: var(--heading);
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
}

h2 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

h3 {
  font-size: 1.15rem;
  font-weight: 600;
}

main {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 1.25rem 4rem;
}

section {
  padding: 1.5rem 0;
  margin-top: 1.5rem;
}

.meta {
  color: var(--muted);
  font-size: 0.9rem;
  margin: 0.2rem 0 0.8rem;
}

.lead {
  margin-top: 0.75rem;
  max-width: 60ch;
  font-size: 1.1rem;
  color: #b0b0b0;
  line-height: 1.7;
}

.actions {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.link-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.2rem;
  margin-top: 1rem;
}

.card {
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.5rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
  border-color: #555;
}

.demo-figure {
  margin: 0;
}

.demo-media {
  width: 100%;
  max-width: 920px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--surface-alt);
  display: block;
}

.instagram-roll {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(280px, 320px);
  gap: 1.2rem;
  overflow-x: auto;
  padding-bottom: 1rem;
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.ig-item {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface-alt);
  overflow: hidden;
  min-height: 320px;
  transition: transform 0.2s ease;
}

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

a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.15s ease;
}

a:hover {
  color: var(--accent-dark);
}

a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

.actions a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1.1rem;
  border-radius: 10px;
  border: 1px solid rgba(79, 140, 255, 0.3);
  font-weight: 600;
  text-decoration: none;
  font-size: 0.95rem;
  min-height: 2.75rem;
  transition: all 0.2s ease;
}

.actions a:first-child {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.actions a:first-child:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  transform: translateY(-1px);
}

.actions .ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}

.actions .ghost:hover {
  background: var(--surface-alt);
  border-color: #666;
  color: #fff;
}

footer {
  max-width: 980px;
  margin: 0 auto;
  padding: 1rem 1.25rem 2.2rem;
  color: var(--muted);
}

footer a {
  color: var(--text);
}

@media (min-width: 760px) {
  .hero__inner {
    grid-template-columns: 240px 1fr;
    padding: 2rem;
  }

  .page-header__inner {
    padding: 2rem;
  }
}

@media (max-width: 620px) {
  .site-nav {
    flex-direction: column;
    align-items: flex-start;
  }

  .actions a {
    width: 100%;
  }
}