@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #0a0a0a;
  --bg-card: #141414;
  --accent: #ff5733;
  --accent-dim: #ff573322;
  --accent-hover: #ff8c5a;
  --text: #e0e0e0;
  --text-dim: #888;
  --border: #ffffff14;
  --border-hover: #ffffff2a;
  --glass: rgba(255,255,255,0.03);
  --radius: 12px;
  --max-width: 1100px;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s;
}

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

/* ── Nav ── */
nav {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 2rem;
  background: rgba(10,10,10,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.95rem;
  color: var(--accent);
  font-weight: 500;
  letter-spacing: 0.02em;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-dim);
  font-size: 0.9rem;
  font-weight: 400;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--text);
}

/* ── Sections ── */
section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 5rem 2rem;
}

/* ── Hero ── */
#hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 6rem;
}

.hero-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

#hero h1 {
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
  color: #fff;
}

#hero h1 span {
  color: var(--accent);
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--text-dim);
  max-width: 520px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.btn-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-hover);
  color: #fff;
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-hover);
  color: var(--text);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

/* ── About ── */
#about {
  border-top: 1px solid var(--border);
}

.section-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

#about h2 {
  font-size: 2rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.about-text {
  max-width: 620px;
  color: var(--text-dim);
  font-size: 1rem;
  line-height: 1.8;
}

.about-text p + p {
  margin-top: 1rem;
}

/* ── Projects ── */
#projects {
  border-top: 1px solid var(--border);
}

#projects h2 {
  font-size: 2rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 2.5rem;
  letter-spacing: -0.02em;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}

.card {
  background: var(--glass);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: border-color 0.2s, background 0.2s;
}

.card:hover {
  border-color: var(--border-hover);
  background: rgba(255,255,255,0.05);
}

.card-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 0.5rem;
}

.card p {
  font-size: 0.875rem;
  color: var(--text-dim);
  line-height: 1.6;
}

/* ── Contact ── */
#contact {
  border-top: 1px solid var(--border);
}

#contact h2 {
  font-size: 2rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

#contact .sub {
  color: var(--text-dim);
  margin-bottom: 2rem;
  font-size: 1rem;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--text-dim);
}

.contact-item span {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  color: var(--accent);
  min-width: 60px;
}

.contact-item a {
  color: var(--text);
  transition: color 0.2s;
}

.contact-item a:hover {
  color: var(--accent);
}

/* ── Footer ── */
footer {
  border-top: 1px solid var(--border);
  padding: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  font-size: 0.82rem;
  color: var(--text-dim);
}

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

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

/* ── Privacy page ── */
.prose {
  max-width: 700px;
  margin: 0 auto;
  padding: 7rem 2rem 4rem;
}

.prose h1 {
  font-size: 1.8rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.5rem;
}

.prose .updated {
  font-size: 0.82rem;
  color: var(--text-dim);
  font-family: 'JetBrains Mono', monospace;
  margin-bottom: 2.5rem;
}

.prose h2 {
  font-size: 1.1rem;
  font-weight: 600;
  color: #fff;
  margin: 2rem 0 0.5rem;
}

.prose p, .prose li {
  font-size: 0.95rem;
  color: var(--text-dim);
  line-height: 1.75;
}

.prose ul {
  padding-left: 1.5rem;
  margin-top: 0.5rem;
}

.prose li + li {
  margin-top: 0.25rem;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  nav {
    padding: 1rem 1.25rem;
  }

  .nav-links {
    gap: 1.25rem;
  }

  section {
    padding: 4rem 1.25rem;
  }

  #hero h1 {
    font-size: 2.2rem;
  }

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

  footer {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
    padding: 1.5rem 1.25rem;
  }
}

@media (max-width: 480px) {
  .nav-links {
    display: none;
  }

  .btn-group {
    flex-direction: column;
  }

  .btn {
    justify-content: center;
  }
}