:root {
  --bg: #0a0a0a;
  --panel: #121212;
  --text: #e8e8e6;
  --dim: #6b6f6e;
  --accent: #7fa39f;
  --line: #232525;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "JetBrains Mono", "SF Mono", "Fira Code", Consolas, Menlo, monospace;
  font-size: 15px;
  line-height: 1.6;
}

/* Nav */

.topnav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px 32px;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: rgba(10, 10, 10, 0.9);
  backdrop-filter: blur(6px);
  z-index: 10;
}

.logo {
  color: var(--dim);
  font-size: 13px;
}

.navlinks a {
  color: var(--text);
  text-decoration: none;
  margin-left: 24px;
  font-size: 13px;
  opacity: 0.8;
  transition: opacity 0.15s ease;
}

.navlinks a:hover,
.navlinks a:focus-visible {
  opacity: 1;
  color: var(--accent);
}

/* Hero */

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 32px;
}

.hero {
  padding: 90px 0 30px;
}

.hero h1 {
  font-size: 40px;
  font-weight: 700;
  margin: 0 0 12px;
  letter-spacing: -0.5px;
}

.tagline {
  color: var(--accent);
  font-size: 16px;
  margin: 0;
}

/* Waveform block */

.waveblock {
  margin: 20px 0 60px;
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 4px;
  padding: 16px 16px 12px;
}

#wave {
  width: 100%;
  height: auto;
  display: block;
}

.waveband {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
  color: var(--dim);
  font-size: 12px;
}

/* Content blocks */

.block {
  padding: 40px 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: 80px;
}

.block-label {
  color: var(--dim);
  font-size: 13px;
  margin-bottom: 16px;
}

.block p {
  margin: 0 0 20px;
  color: #d4d4d2;
  max-width: 64ch;
  text-align: justify;
  hyphens: auto;
}

.block p:last-child {
  margin-bottom: 0;
}

.interests-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.interests-list li {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.interests-list li:last-child {
  border-bottom: none;
}

.interests-name {
  color: var(--text);
  white-space: nowrap;
}

.interests-desc {
  color: var(--dim);
  text-align: right;
  font-size: 13px;
}

.contact-link {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.contact-link:hover,
.contact-link:focus-visible {
  border-bottom-color: var(--accent);
}

.social {
  display: flex;
  gap: 20px;
  margin-top: 10px;
}

.social a {
  color: var(--dim);
  text-decoration: none;
  font-size: 13px;
}

.social a:hover,
.social a:focus-visible {
  color: var(--accent);
}

footer {
  text-align: center;
  padding: 40px 20px 60px;
  color: var(--dim);
  font-size: 12px;
}

/* Responsive */

@media (max-width: 600px) {
  .hero {
    padding: 60px 0 20px;
  }
  .hero h1 {
    font-size: 30px;
  }
  .interests-list li {
    flex-direction: column;
    gap: 4px;
  }
  .interests-desc {
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}