:root {
  --bg: #100e0b;
  --bg-soft: #17140f;
  --ink: #f2ede4;
  --ink-dim: #b9b0a1;
  --ink-faint: #8a8175;
  --accent: #d9a25c;
  --accent-soft: #d9a25c33;
  --border: #ffffff14;
  --serif: "Source Serif 4", Georgia, serif;
  --display: "Fraunces", Georgia, serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --max-w: 700px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--serif);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--accent-soft); color: var(--ink); }

a { color: inherit; }

/* progress bar */
.progress-bar {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0%;
  background: var(--accent);
  z-index: 100;
  transition: width 0.1s linear;
}

/* header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 28px;
  background: rgba(16, 14, 11, 0.78);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
  text-decoration: none;
  color: var(--ink);
}

.brand-mark {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
  flex-shrink: 0;
}

.brand-mark-lg {
  width: 14px;
  height: 14px;
  margin-bottom: 18px;
  box-shadow: 0 0 0 6px var(--accent-soft);
}

.toc-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--ink-dim);
  font-family: var(--sans);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 8px 14px;
  border-radius: 999px;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}
.toc-toggle:hover { border-color: var(--accent); color: var(--ink); }

/* toc drawer */
.toc-drawer {
  position: fixed;
  top: 0; right: 0;
  height: 100%;
  width: min(340px, 86vw);
  background: var(--bg-soft);
  border-left: 1px solid var(--border);
  z-index: 60;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(.4,0,.2,1);
  overflow-y: auto;
}
.toc-drawer.open { transform: translateX(0); }

.toc-drawer-inner { padding: 32px 26px; }

.toc-title {
  font-family: var(--sans);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.72rem;
  color: var(--ink-faint);
  margin: 0 0 20px;
}

.toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: toc;
}
.toc-list li { counter-increment: toc; margin-bottom: 4px; }
.toc-list a {
  display: flex;
  gap: 10px;
  text-decoration: none;
  color: var(--ink-dim);
  font-family: var(--sans);
  font-size: 0.92rem;
  line-height: 1.4;
  padding: 8px 6px;
  border-radius: 8px;
  transition: color 0.2s, background 0.2s;
}
.toc-list a::before {
  content: counter(toc, decimal-leading-zero);
  color: var(--ink-faint);
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
}
.toc-list a:hover, .toc-list a.active {
  color: var(--ink);
  background: #ffffff0a;
}
.toc-list a.active { color: var(--accent); }

.toc-contact-link {
  display: inline-block;
  margin-top: 22px;
  font-family: var(--sans);
  font-size: 0.85rem;
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--accent-soft);
  padding-bottom: 2px;
}

.toc-scrim {
  position: fixed;
  inset: 0;
  background: #000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s;
  z-index: 50;
}
.toc-scrim.open { opacity: 0.5; pointer-events: auto; }

/* hero */
.hero {
  position: relative;
  padding: 110px 24px 90px;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}

.hero-shapes { position: absolute; inset: 0; z-index: 0; }
.shape {
  position: absolute;
  border-radius: 999px;
  filter: blur(2px);
  opacity: 0.5;
}
.shape-1 {
  width: 420px; height: 420px;
  top: -180px; right: -120px;
  background: radial-gradient(circle at 30% 30%, var(--accent-soft), transparent 70%);
  animation: float1 16s ease-in-out infinite;
}
.shape-2 {
  width: 260px; height: 260px;
  bottom: -120px; left: -80px;
  border: 1px solid var(--border);
  background: transparent;
  animation: float2 20s ease-in-out infinite;
}
.shape-3 {
  width: 140px; height: 140px;
  top: 40%; right: 8%;
  border: 1px solid var(--accent-soft);
  background: transparent;
  border-radius: 24px;
  transform: rotate(18deg);
  animation: float3 14s ease-in-out infinite;
}

@keyframes float1 { 0%,100%{ transform: translate(0,0);} 50%{ transform: translate(-30px, 30px);} }
@keyframes float2 { 0%,100%{ transform: translate(0,0) scale(1);} 50%{ transform: translate(20px,-20px) scale(1.08);} }
@keyframes float3 { 0%,100%{ transform: rotate(18deg) translateY(0);} 50%{ transform: rotate(28deg) translateY(-16px);} }

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 760px;
  margin: 0 auto;
  text-align: left;
}

.eyebrow {
  font-family: var(--sans);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  color: var(--accent);
  margin: 0 0 22px;
}

.hero-title {
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(2.1rem, 5vw, 3.4rem);
  line-height: 1.15;
  margin: 0 0 22px;
  color: var(--ink);
}

.hero-sub {
  font-family: var(--serif);
  font-size: 1.15rem;
  line-height: 1.6;
  color: var(--ink-dim);
  max-width: 540px;
  margin: 0 0 30px;
}

.hero-meta {
  font-family: var(--sans);
  font-size: 0.85rem;
  color: var(--ink-faint);
  margin-bottom: 40px;
}
.hero-meta .dot { margin: 0 8px; }

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--sans);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--bg);
  background: var(--accent);
  padding: 13px 22px;
  border-radius: 999px;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
}
.hero-cta:hover { transform: translateY(-2px); box-shadow: 0 10px 30px -10px var(--accent-soft); }

/* essay */
.essay {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 80px 24px 40px;
}

.essay-intro p, .essay-section p {
  font-size: 1.14rem;
  line-height: 1.85;
  color: var(--ink);
  margin: 0 0 1.3em;
}

.essay-section { padding-top: 64px; scroll-margin-top: 90px; }

.essay-section h2 {
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(1.5rem, 3vw, 1.9rem);
  color: var(--ink);
  margin: 0 0 28px;
  position: relative;
  padding-left: 22px;
}
.essay-section h2::before {
  content: "";
  position: absolute;
  left: 0; top: 8px;
  width: 10px; height: 10px;
  background: var(--accent);
  border-radius: 2px;
  transform: rotate(45deg);
}

blockquote {
  margin: 2.2em 0;
  padding: 0.4em 0 0.4em 26px;
  border-left: 2px solid var(--accent);
  font-family: var(--display);
  font-style: italic;
  font-weight: 500;
  font-size: 1.28rem;
  line-height: 1.55;
  color: var(--ink);
}
blockquote p { margin: 0; opacity: 1 !important; transform: none !important; }
blockquote p + p { margin-top: 0.5em; }

strong { color: var(--ink); font-weight: 600; }

.essay-closing { border-bottom: 1px solid var(--border); padding-bottom: 70px; }

/* contact */
.contact {
  padding: 100px 24px 120px;
  text-align: center;
  background: radial-gradient(ellipse at 50% 0%, var(--accent-soft), transparent 60%);
}
.contact-inner { max-width: 560px; margin: 0 auto; }
.contact h2 {
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  margin: 0 0 18px;
}
.contact p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--ink-dim);
  margin: 0 0 34px;
}
.contact-email {
  display: inline-block;
  font-family: var(--sans);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--bg);
  background: var(--ink);
  padding: 15px 28px;
  border-radius: 999px;
  text-decoration: none;
  transition: transform 0.2s, background 0.2s;
}
.contact-email:hover { transform: translateY(-2px); background: var(--accent); }

/* footer */
.site-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  padding: 26px 28px;
  font-family: var(--sans);
  font-size: 0.82rem;
  color: var(--ink-faint);
  border-top: 1px solid var(--border);
}
.site-footer a { text-decoration: none; color: var(--ink-faint); transition: color 0.2s; }
.site-footer a:hover { color: var(--accent); }

/* to top */
.to-top {
  position: fixed;
  bottom: 26px;
  right: 26px;
  width: 44px;
  height: 44px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-soft);
  color: var(--ink-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 0.25s, transform 0.25s, border-color 0.2s;
  z-index: 30;
}
.to-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.to-top:hover { border-color: var(--accent); color: var(--accent); }

@media (max-width: 640px) {
  .site-header { padding: 14px 18px; }
  .hero { padding: 90px 18px 60px; }
  .essay { padding: 60px 18px 20px; }
  .essay-section { padding-top: 48px; }
  .contact { padding: 80px 18px 90px; }
}