:root {
  --bg: #f7f7f5;
  --surface: #ffffff;
  --text: #1c2128;
  --muted: #5b6470;
  --accent: #2563eb;
  --accent-2: #7c3aed;
  --rule: #e5e6e9;
  --hero-bg: #0e1320;
  --hero-text: #f5f7fa;
  --hero-muted: #97a3b6;
  --input-bg: #fff;
  --card-shadow: 0 1px 3px rgba(15, 23, 42, 0.06);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d1117;
    --surface: #151b24;
    --text: #e6e8eb;
    --muted: #9aa4b2;
    --accent: #5c9eff;
    --accent-2: #a78bfa;
    --rule: #242b36;
    --hero-bg: #0a0e18;
    --input-bg: #1a212c;
    --card-shadow: none;
  }
}

* {
  box-sizing: border-box;
  margin: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  font-size: 17px;
}

h1, h2, h3 {
  font-family: "Space Grotesk", "Inter", -apple-system, sans-serif;
}

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Accent bar across the very top */

body::before {
  content: "";
  display: block;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}

/* Hero */

.hero {
  background:
    radial-gradient(ellipse 60% 70% at 85% 10%, rgba(124, 58, 237, 0.22), transparent),
    radial-gradient(ellipse 70% 80% at 10% 100%, rgba(37, 99, 235, 0.18), transparent),
    var(--hero-bg);
  color: var(--hero-text);
  padding: 96px 0 80px;
}

.hero h1 {
  font-size: 2.7rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.hero .tagline {
  font-family: "Space Grotesk", "Inter", sans-serif;
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-top: 14px;
  background: linear-gradient(90deg, #8ab4ff, #c4b5fd);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.hero .subline {
  font-size: 1rem;
  color: var(--hero-muted);
  margin-top: 12px;
}

.hero.compact {
  padding: 64px 0 56px;
}

.crumb {
  margin-bottom: 14px;
}

.crumb a {
  color: var(--hero-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
}

.crumb a:hover {
  color: var(--hero-text);
}

.links {
  margin-top: 32px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.links a {
  color: var(--hero-text);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 999px;
  padding: 8px 18px;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.links a:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.5);
}

/* Sections */

main section {
  padding: 52px 0 8px;
}

main section:last-of-type {
  padding-bottom: 64px;
}

h2 {
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 6px;
}

h2::after {
  content: "";
  display: block;
  width: 36px;
  height: 3px;
  margin: 10px 0 22px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}

main p {
  margin-bottom: 16px;
}

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

/* Experience cards */

.role {
  background: var(--surface);
  border: 1px solid var(--rule);
  border-left: 3px solid transparent;
  border-radius: 12px;
  box-shadow: var(--card-shadow);
  padding: 22px 24px 10px;
  margin-bottom: 18px;
  transition: border-left-color 0.15s ease;
}

.role:hover {
  border-left-color: var(--accent);
}

.role h3 {
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 2px;
}

.role h3 span {
  font-family: "Inter", sans-serif;
  font-weight: 400;
  color: var(--muted);
  font-size: 0.98rem;
}

.role h3 span::before {
  content: "· ";
}

.role .dates {
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 8px;
}

/* How I operate */

.principles {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

@media (max-width: 560px) {
  .principles {
    grid-template-columns: 1fr;
  }
}

.principles li {
  background: var(--surface);
  border: 1px solid var(--rule);
  border-left: 3px solid transparent;
  border-radius: 12px;
  box-shadow: var(--card-shadow);
  padding: 20px 22px;
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--muted);
  transition: border-left-color 0.15s ease;
}

.principles li:hover {
  border-left-color: var(--accent-2);
}

.principles strong {
  display: block;
  font-family: "Space Grotesk", "Inter", sans-serif;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 6px;
  color: var(--text);
}

/* Focus area chips */

.chips {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 16px;
}

.chips li {
  border: 1px solid var(--rule);
  background: var(--surface);
  border-radius: 999px;
  padding: 7px 16px;
  font-size: 0.92rem;
  color: var(--text);
  box-shadow: var(--card-shadow);
}

/* Playbook cards */

.playbooks {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

@media (max-width: 560px) {
  .playbooks {
    grid-template-columns: 1fr;
  }
}

.playbook {
  display: block;
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: 12px;
  box-shadow: var(--card-shadow);
  padding: 20px 22px 8px;
  text-decoration: none;
  color: var(--text);
  transition: border-color 0.15s ease;
}

.playbook:hover {
  border-color: var(--accent);
}

.playbook h3 {
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 6px;
}

.playbook h3::after {
  content: " \2192";
}

.playbook p {
  font-size: 0.93rem;
  color: var(--muted);
  line-height: 1.55;
}

/* Contact form */

form {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 480px;
}

label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.92rem;
  color: var(--muted);
}

input,
textarea {
  font: inherit;
  color: var(--text);
  padding: 10px 12px;
  border: 1px solid var(--rule);
  border-radius: 8px;
  background: var(--input-bg);
}

input:focus,
textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: -1px;
  border-color: transparent;
}

button {
  font: inherit;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border: none;
  border-radius: 8px;
  padding: 11px 26px;
  cursor: pointer;
  align-self: flex-start;
  transition: opacity 0.15s ease;
}

button:hover {
  opacity: 0.9;
}

/* Footer */

footer {
  border-top: 1px solid var(--rule);
  padding: 26px 0;
  color: var(--muted);
  font-size: 0.9rem;
}

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

@media (max-width: 480px) {
  .hero {
    padding: 64px 0 56px;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero .tagline {
    font-size: 1.25rem;
  }
}

@media print {
  body::before {
    display: none;
  }

  .hero {
    background: #fff;
    color: #000;
  }

  .hero .tagline {
    background: none;
    -webkit-text-fill-color: #000;
    color: #000;
  }

  .hero .subline {
    color: #333;
  }

  .links a {
    color: #000;
    border-color: #999;
  }

  form {
    display: none;
  }

  .role {
    box-shadow: none;
    border: 1px solid #ccc;
  }
}