:root {
  --color-brand-orange: #ffb61a;
  --color-brand-vivid-orange: #fc4c00;
  --color-brand-rust: #f37457;
  --color-brand-blue: #138eff;
  --color-primary-action: var(--color-brand-orange);
  --color-error-action: #e74c3c;
  --color-bg: #0f0f0f;
  --color-surface: #1a1a1a;
  --color-text: #f0f0f0;
  --color-muted: #999;
}

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

body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
}

a {
  color: var(--color-brand-blue);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* ── Header ── */
header {
  border-bottom: 3px solid var(--color-brand-orange);
  padding: 1.5rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.logo {
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-brand-orange);
}

.logo span {
  color: var(--color-text);
}

header nav a {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-muted);
  margin-left: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

header nav a:hover {
  color: var(--color-brand-orange);
  text-decoration: none;
}

/* ── Hero ── */
.hero {
  max-width: 860px;
  margin: 5rem auto 4rem;
  padding: 0 2rem;
}

.hero-eyebrow {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-brand-vivid-orange);
  margin-bottom: 1rem;
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.hero h1 em {
  font-style: normal;
  color: var(--color-brand-orange);
}

.hero p {
  font-size: 1.15rem;
  color: var(--color-muted);
  max-width: 600px;
}

/* ── Divider ── */
.divider {
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--color-brand-orange), var(--color-brand-rust));
  border-radius: 2px;
  margin: 3rem auto;
}

/* ── About ── */
.about {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 2rem 5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.about-text h2 {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 1rem;
  color: var(--color-brand-rust);
}

.about-text p {
  color: var(--color-muted);
  margin-bottom: 1rem;
}

/* ── Tags ── */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.tag {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  border: 2px solid;
}

.tag-orange  { border-color: var(--color-brand-orange);       color: var(--color-brand-orange); }
.tag-vivid   { border-color: var(--color-brand-vivid-orange); color: var(--color-brand-vivid-orange); }
.tag-rust    { border-color: var(--color-brand-rust);         color: var(--color-brand-rust); }
.tag-blue    { border-color: var(--color-brand-blue);         color: var(--color-brand-blue); }

/* ── Highlight card ── */
.highlight-card {
  background: var(--color-surface);
  border-left: 4px solid var(--color-brand-blue);
  border-radius: 8px;
  padding: 1.75rem;
}

.highlight-card h3 {
  font-size: 1rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-brand-blue);
  margin-bottom: 0.75rem;
}

.highlight-card p {
  color: var(--color-muted);
  font-size: 0.95rem;
  margin-bottom: 0.75rem;
}

.highlight-card a {
  font-weight: 700;
  font-size: 0.9rem;
}

/* ── Footer ── */
footer {
  border-top: 1px solid #2a2a2a;
  padding: 2rem;
  text-align: center;
  font-size: 0.82rem;
  color: var(--color-muted);
}

footer strong {
  color: var(--color-brand-orange);
}

/* ── Responsive ── */
@media (max-width: 640px) {
  header {
    flex-direction: column;
    align-items: flex-start;
  }

  header nav a:first-child {
    margin-left: 0;
  }

  .about {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}