:root {
  --bg: #102220;
  --panel: #163029;
  --panel-alt: #1c3a32;
  --text: #ede6d9;
  --text-dim: #9fb3aa;
  --accent: #e8a33d;
  --accent-soft: rgba(232, 163, 61, 0.16);
  --rule: rgba(237, 230, 217, 0.14);
  --spine-w: 84px;

  --display: "Fraunces", serif;
  --body: "Inter", sans-serif;
  --mono: "JetBrains Mono", monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--body);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

a { color: inherit; }

/* ---------- Spine ---------- */
.spine {
  position: fixed;
  inset: 0 auto 0 0;
  width: var(--spine-w);
  background: var(--panel);
  border-right: 1px solid var(--rule);
  z-index: 50;
  display: flex;
}

.spine-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 28px 0;
}

.spine-name {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-family: var(--display);
  font-weight: 500;
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  color: var(--text);
}

.spine-nav {
  display: flex;
  flex-direction: column;
  gap: 22px;
  align-items: center;
}

.spine-dot {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  text-decoration: none;
}

.spine-dot i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--text-dim);
  display: block;
  transition: background 0.25s, transform 0.25s;
}

.spine-dot.active i {
  background: var(--accent);
  transform: scale(1.5);
}

.spine-dot::after {
  content: attr(data-label);
  position: absolute;
  left: 34px;
  white-space: nowrap;
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--text-dim);
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity 0.2s, transform 0.2s;
  pointer-events: none;
}

.spine-dot:hover::after,
.spine-dot:focus-visible::after {
  opacity: 1;
  transform: translateX(0);
}

.spine-year {
  writing-mode: vertical-rl;
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--text-dim);
}

.spine-toggle {
  display: none;
}

/* ---------- Layout ---------- */
main {
  margin-left: var(--spine-w);
}

.section {
  padding: 110px 8vw 90px;
  max-width: 980px;
}

.section-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 46px;
  border-bottom: 1px solid var(--rule);
  padding-bottom: 18px;
}

.section-num {
  font-family: var(--mono);
  color: var(--accent);
  font-size: 0.85rem;
}

.section-head h2 {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  margin: 0;
}

/* ---------- Hero ---------- */
.hero {
  min-height: 92vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 60px;
}

.eyebrow {
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
  color: var(--accent);
  margin: 0 0 22px;
}

.hero-title {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(2.4rem, 6vw, 4.6rem);
  line-height: 1.08;
  margin: 0 0 28px;
  max-width: 14ch;
}

.hero-title em {
  font-style: italic;
  font-weight: 400;
  color: var(--accent);
}

.roles {
  display: inline-block;
  border-bottom: 2px solid var(--accent);
  min-height: 1.1em;
}

.hero-text {
  max-width: 46ch;
  color: var(--text-dim);
  font-size: 1.05rem;
  margin: 0 0 36px;
}

.btn {
  display: inline-block;
  width: fit-content;
  text-decoration: none;
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--bg);
  background: var(--accent);
  padding: 14px 24px;
  border-radius: 2px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover { transform: translateY(-2px); box-shadow: 0 8px 20px var(--accent-soft); }
.btn:focus-visible, a:focus-visible, button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* ---------- Filters & Grid ---------- */
.filters {
  display: flex;
  gap: 10px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}

.filter {
  font-family: var(--mono);
  font-size: 0.78rem;
  background: none;
  border: 1px solid var(--rule);
  color: var(--text-dim);
  padding: 8px 16px;
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.2s ease;
}

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

.filter.active {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}

.card {
  background: var(--bg);
  padding: 30px;
  transition: background 0.25s ease, transform 0.2s ease;
}

.card:hover { background: var(--panel); }

.card.hide { display: none; }

.card-top {
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-bottom: 16px;
}

.card-tag { color: var(--accent); }

.card h3 {
  font-family: var(--display);
  font-weight: 500;
  font-size: 1.3rem;
  margin: 0 0 10px;
}

.card p {
  color: var(--text-dim);
  font-size: 0.92rem;
  margin: 0;
}

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 60px;
  align-items: start;
}

.about-text {
  font-size: 1.05rem;
  color: var(--text-dim);
  max-width: 50ch;
}

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

.skills li {
  display: grid;
  grid-template-columns: 90px 1fr;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--text-dim);
}

.skills i {
  display: block;
  height: 3px;
  background: var(--rule);
  position: relative;
  border-radius: 2px;
}

.skills i::after {
  content: "";
  position: absolute;
  inset: 0;
  width: var(--w);
  background: var(--accent);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  animation: fillbar 1.1s ease forwards;
  animation-delay: 0.2s;
}

@keyframes fillbar { to { transform: scaleX(1); } }

/* ---------- Contact ---------- */
.contact-text {
  color: var(--text-dim);
  font-size: 1.05rem;
  margin: 0 0 28px;
}

.email-copy {
  font-family: var(--display);
  font-style: italic;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  background: none;
  border: none;
  color: var(--text);
  cursor: pointer;
  padding: 0 0 8px;
  border-bottom: 1px solid var(--rule);
  display: inline-flex;
  align-items: baseline;
  gap: 14px;
  transition: color 0.2s ease, border-color 0.2s ease;
}

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

.copy-hint {
  font-family: var(--mono);
  font-style: normal;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}

.contact-links {
  display: flex;
  gap: 24px;
  margin-top: 36px;
  font-family: var(--mono);
  font-size: 0.82rem;
}

.contact-links a { text-decoration: none; color: var(--text-dim); }
.contact-links a:hover { color: var(--accent); }

/* ---------- Footer ---------- */
.footer {
  margin-left: var(--spine-w);
  padding: 30px 8vw 50px;
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--text-dim);
  border-top: 1px solid var(--rule);
}

.footer a { text-decoration: none; }
.footer a:hover { color: var(--accent); }

/* ---------- Responsive ---------- */
@media (max-width: 760px) {
  :root { --spine-w: 0px; }

  .spine {
    width: 56px;
    transform: translateX(0);
  }

  .spine-inner { padding: 18px 0; }
  .spine-name { font-size: 0.85rem; }

  main, .footer { margin-left: 56px; }

  .section { padding: 70px 6vw 60px; }

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

  .about-grid { grid-template-columns: 1fr; gap: 36px; }

  .spine-dot::after { display: none; }
}