:root {
  --bg: #0e1114;
  --bg-alt: #13171b;
  --fg: #d8d3c7;
  --fg-dim: #8a8478;
  --fg-mute: #5a5650;
  --rule: #2a2f35;
  --accent: #7a4e2d;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: auto; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'Inter', sans-serif;
  font-weight: 300;
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Film grain */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 100;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============ SCROLL-DRIVEN WORDMARK ============ */
.wordmark {
  position: fixed;
  top: 50%;
  left: 50%;
  z-index: 60;
  white-space: nowrap;
  pointer-events: none;
  font-size: 6rem;
  transform: translate(-50%, -50%);
  will-change: transform, font-size;
}

.wordmark-inner {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
}

.wm-name {
  font-family: 'EB Garamond', serif;
  font-weight: 400;
  font-size: 1em;
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--fg);
  white-space: nowrap;
}

.wm-name .j {
  display: inline-block;
}

.wm-name .rest {
  display: inline-block;
  position: relative;
  padding-bottom: 0.08em;
  margin-left: 0.15em;
}

.wm-name .rest::after {
  content: '';
  position: absolute;
  left: -0.32em;
  right: 0;
  bottom: 0;
  height: 1px;
  background: var(--fg-dim);
}

.wm-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.18em;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--fg-mute);
  margin-top: 1.2em;
}

/* ============ NAV ============ */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  padding: 1.5rem 3rem;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  z-index: 50;
  background: rgba(14, 17, 20, 0);
  backdrop-filter: blur(0);
  border-bottom: 1px solid transparent;
  transition: background 0.4s, border-color 0.4s, backdrop-filter 0.4s;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

nav.settled {
  background: rgba(14, 17, 20, 0.75);
  backdrop-filter: blur(12px);
  border-bottom-color: var(--rule);
}

nav .right {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  color: var(--fg-dim);
}

nav .right a.link {
  color: var(--fg-dim);
  text-decoration: none;
  transition: color 0.2s;
}

nav .right a.link:hover { color: var(--fg); }

nav .status { display: flex; align-items: center; gap: 0.6rem; }
nav .dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  animation: blink 2.4s ease-in-out infinite;
}

@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.25; } }

/* ============ HERO ============ */
.hero-intro {
  height: 100vh;
  width: 100%;
}

.hero-book {
  min-height: 100vh;
  padding: 8rem 3rem 4rem;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  grid-template-rows: 1fr auto;
  align-items: center;
  position: relative;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.hero-book.visible {
  opacity: 1;
  transform: translateY(0);
}

.hero-marginalia {
  position: absolute;
  top: 7rem;
  right: 3rem;
  text-align: right;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-mute);
  line-height: 2;
}

.hero-marginalia div + div { margin-top: 0.3rem; }
.hero-marginalia span { color: var(--fg-dim); }

.hero-main {
  grid-column: 1 / 3;
  grid-row: 1;
  max-width: 920px;
}

.hero-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--fg-dim);
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 3rem;
}

.hero-label::before {
  content: '';
  width: 2.5rem;
  height: 1px;
  background: var(--fg-dim);
}

h1.title {
  font-family: 'EB Garamond', serif;
  font-weight: 400;
  font-size: clamp(3rem, 9vw, 8rem);
  line-height: 1;
  letter-spacing: -0.035em;
  color: var(--fg);
  margin-bottom: 3rem;
  white-space: nowrap;
}

.hero-blurb {
  max-width: 34rem;
  font-family: 'EB Garamond', serif;
  font-size: 1.2rem;
  line-height: 1.55;
  color: var(--fg);
  font-style: italic;
  padding-left: 1.5rem;
  border-left: 1px solid var(--rule);
}

.hero-footer {
  grid-column: 1 / 4;
  grid-row: 2;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  padding: 3rem 0 2.5rem;
  border-top: 1px solid var(--rule);
  margin-top: 4rem;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-dim);
}

.hero-footer .meta-label { opacity: 0.6; margin-bottom: 0.4rem; }
.hero-footer .meta-right { text-align: right; }

.hero-footer .byline-name {
  font-family: 'EB Garamond', serif;
  font-size: 1.3rem;
  font-style: italic;
  color: var(--fg);
  text-transform: none;
  letter-spacing: 0.01em;
}

/* Scroll cue */
.scroll-cue {
  position: fixed;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 40;
  opacity: 1;
  transition: opacity 0.3s;
  pointer-events: none;
  text-align: center;
}

.scroll-cue .arrow {
  display: block;
  margin: 0 auto;
  width: 1px;
  height: 22px;
  background: var(--fg-mute);
  animation: scrollArrow 2s ease-in-out infinite;
}

@keyframes scrollArrow {
  0%, 100% { transform: translateY(0); opacity: 0.4; }
  50% { transform: translateY(6px); opacity: 1; }
}

/* ============ SIGNAL / NEWSLETTER ============ */
.signal {
  padding: 8rem 3rem;
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.signal .label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--fg-dim);
  margin-bottom: 2rem;
}

.signal h2 {
  font-family: 'EB Garamond', serif;
  font-weight: 400;
  font-size: clamp(2.2rem, 4.5vw, 3.5rem);
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--fg);
  margin-bottom: 2rem;
}

.signal h2 em { font-style: italic; }

.signal p {
  font-family: 'EB Garamond', serif;
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--fg-dim);
  max-width: 38rem;
  margin: 0 auto 3rem;
}

.signup {
  display: flex;
  max-width: 480px;
  margin: 0 auto;
  border: 1px solid var(--rule);
  transition: border-color 0.3s;
}

.signup:focus-within { border-color: var(--fg-dim); }

.signup input {
  flex: 1;
  padding: 1.1rem 1.4rem;
  background: transparent;
  border: none;
  color: var(--fg);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  outline: none;
}

.signup input::placeholder { color: var(--fg-mute); }

.signup button {
  background: transparent;
  color: var(--fg);
  padding: 0 1.8rem;
  border: none;
  border-left: 1px solid var(--rule);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.signup button:hover { background: var(--fg); color: var(--bg); }

.signal .postscript {
  margin-top: 2.5rem;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-mute);
}

/* ============ ABOUT ============ */
.about {
  padding: 8rem 3rem;
  border-top: 1px solid var(--rule);
}

.about-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 5rem;
  align-items: start;
}

.about .label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--fg-dim);
  padding-top: 0.6rem;
}

.about-body {
  font-family: 'EB Garamond', serif;
  font-size: 1.25rem;
  line-height: 1.65;
  color: var(--fg);
}

.about-body p { margin-bottom: 1.3rem; }
.about-body p:last-child { margin-bottom: 0; }
.about-body em { font-style: italic; }

.about-body .placeholder {
  color: var(--fg-mute);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-family: 'IBM Plex Mono', monospace;
  display: block;
  margin-bottom: 1rem;
}

/* ============ FOOTER ============ */
footer {
  border-top: 1px solid var(--rule);
  padding: 2.5rem 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-mute);
}

footer .left { display: flex; gap: 2rem; align-items: center; }
footer .right { display: flex; gap: 2rem; }
footer a { color: var(--fg-mute); text-decoration: none; transition: color 0.2s; }
footer a:hover { color: var(--fg); }

/* ============ RESPONSIVE ============ */
@media (max-width: 900px) {
  nav { padding: 1rem 1.2rem; font-size: 0.62rem; }
  nav .right { gap: 1rem; }
  nav .right .link { display: none; }
  .hero-book { padding: 6rem 1.5rem 3rem; grid-template-columns: 1fr; }
  .hero-marginalia { display: none; }
  .hero-main { grid-column: 1; }
  .hero-footer { grid-column: 1; flex-direction: column; gap: 1.5rem; align-items: flex-start; }
  .hero-footer .meta-right { text-align: left; }
  .signal, .about { padding: 4rem 1.5rem; }
  .about-inner { grid-template-columns: 1fr; gap: 2rem; }
  footer { flex-direction: column; gap: 1.5rem; text-align: center; }
  footer .left, footer .right { flex-direction: column; gap: 0.6rem; }
}