:root {
  --bg: #09101c;
  --surface: rgba(18, 27, 43, 0.95);
  --surface-strong: rgba(10, 16, 28, 0.95);
  --text: #edf2ff;
  --muted: #a3b3cf;
  --accent: #72d6c9;
  --accent-strong: #33c0b6;
  --radius: 24px;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.18);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: radial-gradient(circle at top, rgba(114, 214, 201, 0.16), transparent 28%),
    radial-gradient(circle at 80% 10%, rgba(72, 123, 196, 0.18), transparent 22%),
    linear-gradient(180deg, #060a14 0%, #09101c 100%);
}

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

button,
a.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: 0;
  padding: 1rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  transition: transform 180ms ease, background-color 180ms ease, box-shadow 180ms ease;
}

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

.container {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(18px);
  background: rgba(4, 9, 19, 0.88);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}

.brand {
  color: var(--text);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.nav-menu ul {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-menu a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 500;
}

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

.hero {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  align-items: center;
  gap: 3rem;
  min-height: calc(100vh - 96px);
  padding: 4rem 0 2rem;
}

.hero-copy {
  max-width: 620px;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--accent);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.8rem;
}

.hero h1 {
  margin: 0 0 1.5rem;
  font-size: clamp(2.8rem, 4vw, 4.6rem);
  line-height: 1.05;
}

.hero-text {
  max-width: 34rem;
  margin: 0 0 2rem;
  color: var(--muted);
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero-image {
  align-self: center;
  padding: 1.5rem 2rem 1.5rem 1.5rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 32px;
  box-shadow: var(--shadow);
}

.hero-image img {
  border-radius: 32px;
}

.section {
  padding: 4rem 0;
}

.section-header {
  margin-bottom: 2rem;
}

.section-label {
  margin: 0 0 0.75rem;
  color: var(--accent);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.24em;
  font-size: 0.8rem;
}

.section h2 {
  margin: 0;
  font-size: clamp(2rem, 3vw, 2.8rem);
  line-height: 1.1;
}

.section-content,
.contact-section {
  color: var(--muted);
}

.skills-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}

.skills-grid span {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  padding: 0.85rem 1rem;
  border-radius: 999px;
  font-size: 0.95rem;
}

.grid {
  display: grid;
  gap: 1.5rem;
}

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

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

.card,
.project-card {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
}

.card h3,
.project-card h3 {
  margin-top: 0;
  margin-bottom: 0.75rem;
  font-size: 1.35rem;
}

.card-subtitle {
  margin: 0 0 1rem;
  color: var(--accent);
  font-weight: 600;
}

.project-card p,
.card p,
.contact-section p {
  margin: 0;
  line-height: 1.75;
}

.contact-list {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.5rem;
}

.button.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #061019;
}

.button.secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
}

.button.secondary:hover {
  background: rgba(255, 255, 255, 0.14);
}

.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 1.5rem 0;
}

.footer-inner {
  display: flex;
  justify-content: center;
  align-items: center;
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero-image,
  .hero-copy {
    padding: 0;
  }

  .cards-grid,
  .projects-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-menu ul {
    gap: 1rem;
  }

  .button {
    width: 100%;
  }
}