:root {
  --bg: #0a0c11;
  --bg-2: #0e1118;
  --panel: #12151d;
  --line: #232838;
  --ink: #ece7df; /* warm paper-white */
  --muted: #a39c8f;
  --dim: #6f6a60;
  --gold: #d9b777; /* warm accent — the candle in the dark */
  --gold-soft: rgba(217, 183, 119, 0.16);
  --cyan: #64d2ff; /* a nod to the Theseus clock */
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua",
    Georgia, "Times New Roman", serif;
  --sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--serif);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  letter-spacing: 0.1px;
}

/* Starfield + warm horizon glow */
.starfield {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(1100px 520px at 50% -8%, rgba(217, 183, 119, 0.10), transparent 60%),
    radial-gradient(900px 600px at 85% 115%, rgba(100, 210, 255, 0.06), transparent 55%),
    var(--bg);
}
.starfield::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1px 1px at 20% 30%, rgba(255, 255, 255, 0.5), transparent),
    radial-gradient(1px 1px at 70% 20%, rgba(255, 255, 255, 0.35), transparent),
    radial-gradient(1px 1px at 40% 70%, rgba(255, 255, 255, 0.4), transparent),
    radial-gradient(1px 1px at 85% 60%, rgba(255, 255, 255, 0.3), transparent),
    radial-gradient(1px 1px at 60% 85%, rgba(255, 255, 255, 0.35), transparent),
    radial-gradient(1px 1px at 12% 80%, rgba(255, 255, 255, 0.25), transparent);
  opacity: 0.6;
}

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: clamp(48px, 12vh, 120px) 22px 64px;
  padding-left: max(22px, env(safe-area-inset-left));
  padding-right: max(22px, env(safe-area-inset-right));
}

/* Top nav (inner pages) */
.topnav {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: clamp(28px, 6vh, 56px);
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  font-family: var(--sans);
}
.topnav-home { color: var(--ink); text-decoration: none; font-weight: 600; letter-spacing: 0.3px; }
.topnav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
  margin-left: 18px;
}
.topnav a:hover { color: var(--gold); }
.topnav a[aria-current="page"] { color: var(--gold); }

/* Hero */
.hero { text-align: center; margin-bottom: clamp(48px, 9vh, 88px); }
.eyebrow {
  font-family: var(--sans);
  text-transform: uppercase;
  letter-spacing: 3.5px;
  font-size: 0.72rem;
  color: var(--gold);
  margin: 0 0 18px;
}
.name {
  font-size: clamp(2.6rem, 9vw, 4.4rem);
  font-weight: 600;
  line-height: 1.04;
  margin: 0;
  letter-spacing: 0.5px;
}
.lede {
  color: var(--muted);
  font-size: clamp(1.05rem, 2.6vw, 1.28rem);
  max-width: 33ch;
  margin: 22px auto 0;
  font-style: italic;
}
.lede-sm { color: var(--muted); font-style: italic; margin: 8px 0 0; }

/* Sections */
.section { margin: clamp(36px, 7vh, 64px) 0; }
.section-h {
  font-family: var(--sans);
  text-transform: uppercase;
  letter-spacing: 2.5px;
  font-size: 0.72rem;
  color: var(--dim);
  margin: 0 0 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}
.page-head { margin-bottom: 8px; }
.page-head h1 { font-size: clamp(2rem, 6vw, 2.8rem); margin: 0; font-weight: 600; }

/* Book card (homepage) */
.book {
  background: linear-gradient(180deg, var(--panel), var(--bg-2));
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: clamp(20px, 4vw, 32px);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.35);
  position: relative;
  overflow: hidden;
  margin-bottom: 18px;
}
.book::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
  background: linear-gradient(var(--gold), rgba(217, 183, 119, 0.2));
}
.book-meta { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 6px; }
.series {
  font-family: var(--sans);
  font-size: 0.74rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--muted);
}
.badge {
  font-family: var(--sans);
  font-size: 0.68rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--gold);
  background: var(--gold-soft);
  border: 1px solid rgba(217, 183, 119, 0.4);
  border-radius: 999px;
  padding: 3px 10px;
}
.book-title { font-size: clamp(2rem, 6vw, 2.8rem); margin: 4px 0 14px; font-weight: 600; }
.book-title a { color: inherit; text-decoration: none; }
.book-title a:hover { color: #fff; }
.book-blurb { color: var(--muted); margin: 0 0 22px; font-size: 1.05rem; }
.book-links { display: flex; gap: 12px; flex-wrap: wrap; }

/* Coming-soon list */
.coming { list-style: none; padding: 0; margin: 18px 0 0; }
.coming li {
  display: flex; flex-direction: column; gap: 2px;
  padding: 14px 16px; border: 1px dashed var(--line); border-radius: 12px; margin-bottom: 10px;
}
.coming-note { color: var(--dim); font-size: 0.96rem; }

/* Buttons */
.btn {
  font-family: var(--sans);
  font-size: 0.92rem;
  text-decoration: none;
  color: var(--ink);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
  border-radius: 10px;
  padding: 11px 18px;
  transition: 0.18s;
}
.btn:hover { border-color: var(--gold); color: #fff; }
.btn.primary { background: var(--gold); color: #20170a; border-color: var(--gold); font-weight: 600; }
.btn.primary:hover { filter: brightness(1.08); color: #20170a; }

/* Book landing hero */
.book-hero { margin-bottom: 8px; }
.book-hero-title { font-size: clamp(2.4rem, 8vw, 3.6rem); font-weight: 600; margin: 6px 0 12px; }
.book-hero-blurb { color: var(--muted); font-size: 1.1rem; max-width: 60ch; margin: 14px 0 0; }

/* Private-mode banner */
.banner {
  display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap;
  margin: 24px 0;
  padding: 14px 18px;
  background: var(--gold-soft);
  border: 1px solid rgba(217, 183, 119, 0.4);
  border-radius: 12px;
  color: var(--muted);
  font-size: 0.96rem;
}
.banner-tag {
  font-family: var(--sans);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-size: 0.68rem;
  color: var(--gold);
  font-weight: 600;
}

/* Chapter index */
.chapter-list, .post-list { list-style: none; padding: 0; margin: 0; }
.chapter-list li, .post-list li { margin-bottom: 10px; }
.chapter-list a, .post-list a {
  display: block;
  text-decoration: none;
  color: inherit;
  background: linear-gradient(180deg, var(--panel), var(--bg-2));
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px 18px;
  transition: 0.18s;
}
.chapter-list a:hover, .post-list a:hover { border-color: var(--gold); transform: translateY(-1px); }
.ch-num, .post-date {
  display: block;
  font-family: var(--sans);
  font-size: 0.72rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 4px;
}
.ch-title, .post-title { display: block; font-size: 1.3rem; font-weight: 600; }
.ch-sum, .post-sum { display: block; color: var(--muted); font-size: 0.98rem; margin-top: 4px; }
.empty { color: var(--dim); font-style: italic; }

/* Reading view */
.reading { margin: clamp(8px, 3vh, 24px) 0; }
.chapter-head { text-align: center; margin-bottom: clamp(28px, 6vh, 52px); }
.chapter-num, .chapter-head .post-date {
  font-family: var(--sans);
  text-transform: uppercase;
  letter-spacing: 2.5px;
  font-size: 0.74rem;
  color: var(--gold);
  margin: 12px 0 6px;
}
.chapter-title { font-size: clamp(2rem, 6vw, 2.9rem); font-weight: 600; margin: 0; line-height: 1.1; }

.prose { font-size: 1.16rem; line-height: 1.75; color: var(--ink); }
.prose p { margin: 0 0 1.25em; }
.prose > p:first-of-type::first-letter {
  font-size: 3.2em;
  float: left;
  line-height: 0.82;
  padding: 0.05em 0.08em 0 0;
  color: var(--gold);
  font-weight: 600;
}
.prose em { color: #f2ecdf; }
.prose h2, .prose h3 { font-weight: 600; margin: 1.6em 0 0.5em; }
.prose h2 { font-size: 1.5rem; }
.prose h3 { font-size: 1.2rem; }
.prose blockquote {
  margin: 1.4em 0;
  padding: 0.4em 1.1em;
  border-left: 3px solid var(--gold);
  color: var(--muted);
  font-style: italic;
}
.prose hr { border: none; border-top: 1px solid var(--line); margin: 2.2em 0; }
.prose a { color: var(--cyan); }
.prose code {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.9em; background: rgba(255,255,255,0.05); padding: 0.1em 0.35em; border-radius: 5px;
}

/* Chapter nav */
.chapter-nav {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  margin: clamp(32px, 7vh, 56px) 0 8px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-family: var(--sans);
  font-size: 0.92rem;
}
.chapter-nav a { color: var(--muted); text-decoration: none; }
.chapter-nav a:hover { color: var(--gold); }
.chapter-nav .cn-index { color: var(--dim); }

/* Feedback / rating card */
.cta-card {
  margin: clamp(24px, 5vh, 40px) 0;
  padding: clamp(18px, 4vw, 26px);
  background: linear-gradient(180deg, var(--panel), var(--bg-2));
  border: 1px solid var(--line);
  border-radius: 14px;
  text-align: center;
}
.cta-card.feedback { text-align: left; }
.cta-card p { color: var(--muted); margin: 0 0 14px; }
.cta-title {
  font-family: var(--sans);
  text-transform: uppercase;
  letter-spacing: 1.6px;
  font-size: 0.7rem;
  color: var(--gold) !important;
  font-weight: 600;
  margin-bottom: 8px !important;
}

/* Companion tool link */
.tool {
  display: flex; align-items: center; gap: 16px;
  text-decoration: none; color: inherit;
  background: linear-gradient(180deg, var(--panel), var(--bg-2));
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px 20px;
  transition: 0.18s;
}
.tool:hover { border-color: var(--cyan); transform: translateY(-1px); }
.tool-icon {
  flex: 0 0 38px; width: 38px; height: 38px; border-radius: 50%;
  border: 2px solid var(--cyan); position: relative;
  box-shadow: 0 0 14px rgba(100, 210, 255, 0.3);
}
.tool-icon::before, .tool-icon::after {
  content: ""; position: absolute; left: 50%; top: 50%;
  transform-origin: bottom center; border-radius: 2px;
}
.tool-icon::before { width: 2px; height: 13px; background: var(--cyan); transform: translate(-50%, -100%); }
.tool-icon::after { width: 2px; height: 10px; background: var(--gold); transform: translate(-50%, -100%) rotate(115deg); }
.tool-text { display: flex; flex-direction: column; gap: 3px; flex: 1; }
.tool-name { font-family: var(--sans); font-weight: 600; font-size: 1.02rem; }
.tool-desc { color: var(--muted); font-size: 0.92rem; line-height: 1.5; }
.tool-arrow { color: var(--cyan); font-size: 1.3rem; flex: 0 0 auto; }

/* About */
.about { color: var(--muted); font-size: 1.08rem; max-width: 60ch; }

/* Footer */
.foot {
  margin-top: clamp(48px, 10vh, 96px);
  padding-top: 22px;
  border-top: 1px solid var(--line);
  text-align: center;
}
.foot-links { font-family: var(--sans); font-size: 0.9rem; margin-bottom: 14px; }
.foot-links a { color: var(--muted); text-decoration: none; }
.foot-links a:hover { color: var(--gold); }
.foot-links .dot { color: var(--dim); margin: 0 10px; }
.copy { color: var(--dim); font-size: 0.84rem; margin: 0; font-family: var(--sans); }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}