/* =========================================================
   Claire Amano — NRF / Gallimard-inflected author site
   Quiet, typographic, publisher-grade.
   ========================================================= */

:root {
  /* Paper tones (Tweakable) */
  --paper:        #F1ECDF;    /* NRF cream */
  --paper-soft:   #EAE3D1;
  --paper-deep:   #DFD5BE;
  --paper-rule:   rgba(26,22,18,0.16);

  /* Ink */
  --ink:          #16130E;
  --ink-soft:     #2A241D;
  --ink-muted:    #7A6E5E;
  --ink-faint:    #B4A993;

  /* Accent (Tweakable) */
  --accent:       #B93B2C;    /* vermilion */
  --accent-soft:  rgba(185,59,44,0.12);

  /* Typography (Tweakable display) */
  --font-display: "Cormorant Garamond", "EB Garamond", Georgia, serif;
  --font-body:    "Lora", "Iowan Old Style", Georgia, serif;
  --font-jp:      "Noto Serif JP", "Yu Mincho", serif;
  --font-mono:    "JetBrains Mono", ui-monospace, Menlo, monospace;

  /* Rhythm */
  --max:          1240px;
  --max-read:     68ch;
  --gutter:       clamp(1.25rem, 4vw, 3rem);

  /* Motion */
  --ease:         cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-out:     cubic-bezier(0.16, 1, 0.3, 1);

  /* Grain */
  --grain:        0.22;
}

/* Dark / Ink mode */
[data-mode="ink"] {
  --paper:        #16130E;
  --paper-soft:   #1E1912;
  --paper-deep:   #26201A;
  --paper-rule:   rgba(241,236,223,0.15);
  --ink:          #F1ECDF;
  --ink-soft:     #E3DCC8;
  --ink-muted:    #8E8573;
  --ink-faint:    #5A5244;
  --grain:        0.10;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.7;
  font-weight: 400;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  transition: background 600ms var(--ease), color 600ms var(--ease);
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

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

/* ---------- Grain ---------- */
.grain {
  position: fixed;
  inset: -10%;
  pointer-events: none;
  z-index: 1;
  opacity: var(--grain);
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' seed='13'/><feColorMatrix values='0 0 0 0 0.35  0 0 0 0 0.28  0 0 0 0 0.20  0 0 0 0.18 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  transition: opacity 400ms var(--ease);
}
[data-mode="ink"] .grain { mix-blend-mode: screen; }

/* =========================================================
   Publisher bar (top)
   A thin NRF-style sliver: publisher mark + collection
========================================================= */
.pubbar {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.55rem var(--gutter);
  border-bottom: 1px solid var(--paper-rule);
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--ink-muted);
  background: var(--paper);
}
.pubbar__mark { display: inline-flex; align-items: center; gap: 0.55rem; }
.pubbar__dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  display: inline-block;
}
.pubbar__right { display: inline-flex; gap: 1.8rem; }
@media (max-width: 700px) { .pubbar__right span:nth-child(2) { display: none; } }

/* =========================================================
   Header
========================================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 2rem;
  padding: 1.4rem var(--gutter);
  background: color-mix(in oklab, var(--paper) 88%, transparent);
  backdrop-filter: blur(14px) saturate(1.1);
  -webkit-backdrop-filter: blur(14px) saturate(1.1);
  border-bottom: 1px solid transparent;
  transition: padding 400ms var(--ease), border-color 400ms var(--ease);
}
.site-header.scrolled {
  padding-top: 0.9rem;
  padding-bottom: 0.9rem;
  border-bottom-color: var(--paper-rule);
}
.site-header__mark {
  display: inline-flex;
  align-items: baseline;
  gap: 0.7rem;
  font-family: var(--font-display);
  font-size: 1rem;
}
.mark__kanji {
  font-family: var(--font-jp);
  color: var(--accent);
  letter-spacing: 0.04em;
  font-weight: 400;
}
.mark__name {
  font-style: italic;
  color: var(--ink);
  letter-spacing: 0.02em;
}
.site-header__title {
  text-align: center;
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--ink-muted);
  opacity: 0;
  transform: translateY(-6px);
  transition: opacity 400ms var(--ease), transform 400ms var(--ease);
}
.site-header.scrolled .site-header__title { opacity: 1; transform: none; }

.site-nav {
  justify-self: end;
  display: flex;
  gap: clamp(0.9rem, 2vw, 1.8rem);
  font-family: var(--font-display);
  font-size: 0.88rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.site-nav a {
  position: relative;
  padding: 0.35rem 0;
  color: var(--ink-soft);
  transition: color 200ms var(--ease);
}
.site-nav a::after {
  content: "";
  position: absolute;
  left: 0; right: 100%;
  bottom: 0;
  height: 1px;
  background: var(--accent);
  transition: right 300ms var(--ease);
}
.site-nav a:hover { color: var(--accent); }
.site-nav a:hover::after { right: 0; }

@media (max-width: 780px) {
  .site-header { grid-template-columns: 1fr auto; }
  .site-header__title { display: none; }
}

/* =========================================================
   Hero — Gallimard-cover composition
========================================================= */
.hero {
  position: relative;
  padding: clamp(3rem, 8vh, 6rem) var(--gutter) clamp(4rem, 10vh, 7rem);
  border-bottom: 1px solid var(--paper-rule);
  overflow: hidden;
}
.hero__frame {
  max-width: var(--max);
  margin: 0 auto;
  position: relative;
  padding: clamp(3rem, 6vw, 5rem) clamp(2rem, 5vw, 4rem);
  border: 1px solid var(--paper-rule);
}
.hero__frame::before,
.hero__frame::after {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 22px;
  background: var(--accent);
}
.hero__frame::before { top: -11px; }
.hero__frame::after  { bottom: -11px; }

.hero__pub {
  text-align: center;
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.45em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin: 0 0 2rem 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.9rem;
}
.hero__pub::before, .hero__pub::after {
  content: "";
  width: 28px; height: 1px;
  background: var(--ink-faint);
}

.hero__title {
  font-family: var(--font-display);
  text-align: center;
  margin: 0 0 0.5rem 0;
  font-weight: 400;
  color: var(--ink);
}
.hero__title .title__given {
  display: block;
  font-size: clamp(2.6rem, 7vw, 5.6rem);
  line-height: 1;
  font-style: italic;
  font-weight: 300;
  letter-spacing: -0.005em;
}
.hero__title .title__family {
  display: block;
  font-size: clamp(3.2rem, 9vw, 7.4rem);
  line-height: 1;
  font-weight: 500;
  font-variant: small-caps;
  letter-spacing: 0.04em;
  margin-top: 0.25em;
}

.hero__kanji {
  font-family: var(--font-jp);
  font-size: clamp(1rem, 1.4vw, 1.25rem);
  text-align: center;
  color: var(--ink-muted);
  letter-spacing: 0.5em;
  padding-left: 0.5em;
  font-weight: 300;
  margin: 1.2rem 0 0 0;
}

.hero__rule {
  display: block;
  width: 60px;
  height: 1px;
  background: var(--accent);
  margin: 2.2rem auto;
}

.hero__novel {
  text-align: center;
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 1.5vw, 1.3rem);
  font-style: italic;
  color: var(--ink);
  margin: 0;
  font-weight: 300;
}
.hero__novel em { font-style: normal; font-weight: 400; }

.hero__tagline {
  text-align: center;
  font-family: var(--font-display);
  font-size: clamp(0.95rem, 1.15vw, 1.05rem);
  color: var(--ink-muted);
  font-style: italic;
  max-width: 42ch;
  margin: 1.1rem auto 0;
  line-height: 1.6;
}

.hero__meta {
  margin: 2.6rem 0 0 0;
  display: flex;
  justify-content: center;
  gap: 1.1rem;
  font-family: var(--font-display);
  font-size: 0.76rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--ink-muted);
  flex-wrap: wrap;
}
.hero__meta .dot { color: var(--accent); }

/* Hero variant B — side-by-side */
[data-hero="spread"] .hero__frame {
  display: grid;
  grid-template-columns: 1fr auto 1.1fr;
  align-items: center;
  gap: clamp(2rem, 5vw, 4rem);
  padding: clamp(2.5rem, 5vw, 4rem);
  text-align: left;
}
[data-hero="spread"] .hero__title,
[data-hero="spread"] .hero__kanji,
[data-hero="spread"] .hero__novel,
[data-hero="spread"] .hero__tagline,
[data-hero="spread"] .hero__meta,
[data-hero="spread"] .hero__pub { text-align: left; justify-content: flex-start; }
[data-hero="spread"] .hero__pub::before { display: none; }
[data-hero="spread"] .hero__rule { margin: 1.8rem 0; }
[data-hero="spread"] .hero__divider {
  width: 1px;
  height: 260px;
  background: var(--paper-rule);
  display: block;
}
[data-hero="classic"] .hero__divider,
[data-hero="classic"] .hero__portrait { display: none; }

[data-hero="spread"] .hero__portrait { display: block; }
.hero__portrait {
  display: none;
  position: relative;
  width: 100%;
  max-width: 380px;
  justify-self: end;
}

/* Hero variant C — stack (name as a column) */
[data-hero="column"] .hero__title .title__given,
[data-hero="column"] .hero__title .title__family {
  writing-mode: vertical-rl;
  text-orientation: upright;
  display: inline-block;
  margin: 0 0.2em;
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  letter-spacing: 0.1em;
  font-variant: normal;
}
[data-hero="column"] .hero__title {
  display: flex;
  justify-content: center;
  gap: 0.4em;
}

@media (max-width: 820px) {
  [data-hero="spread"] .hero__frame { grid-template-columns: 1fr; text-align: center; }
  [data-hero="spread"] .hero__divider { width: 60px; height: 1px; justify-self: center; }
  [data-hero="spread"] .hero__portrait { justify-self: center; max-width: 280px; }
  [data-hero="spread"] .hero__title,
  [data-hero="spread"] .hero__kanji,
  [data-hero="spread"] .hero__novel,
  [data-hero="spread"] .hero__tagline,
  [data-hero="spread"] .hero__meta,
  [data-hero="spread"] .hero__pub { text-align: center; justify-content: center; }
  [data-hero="spread"] .hero__rule { margin: 1.8rem auto; }
  [data-hero="spread"] .hero__pub::before { display: block; }
}

/* =========================================================
   Placeholders (portrait / cover)
========================================================= */
.placeholder {
  position: relative;
  background: var(--paper-soft);
  border: 1px solid var(--paper-rule);
  overflow: hidden;
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  display: flex;
  align-items: flex-end;
  padding: 0.8rem;
}
.placeholder::before {
  content: "";
  position: absolute; inset: 0;
  background-image: repeating-linear-gradient(
    135deg,
    transparent 0 9px,
    color-mix(in oklab, var(--ink) 8%, transparent) 9px 10px
  );
  opacity: 0.55;
}
.placeholder::after {
  content: "";
  position: absolute;
  left: 1rem; right: 1rem; top: 1rem; bottom: 2.2rem;
  border: 1px dashed var(--paper-rule);
}
.placeholder span {
  position: relative;
  z-index: 2;
  background: var(--paper);
  padding: 0.25rem 0.55rem;
  border: 1px solid var(--paper-rule);
}
.placeholder--portrait { aspect-ratio: 4/5; }
.placeholder--cover { aspect-ratio: 2/3; }

/* =========================================================
   Section scaffolding
========================================================= */
.section {
  position: relative;
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(4rem, 9vh, 7rem) var(--gutter);
}
.section + .section { border-top: 1px solid var(--paper-rule); }

.section__label {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: baseline;
  gap: 1.2rem;
  margin-bottom: clamp(2.5rem, 5vh, 4rem);
  font-family: var(--font-display);
  letter-spacing: 0.28em;
  text-transform: uppercase;
  font-size: 0.78rem;
  color: var(--ink-muted);
}
.section__number {
  color: var(--accent);
  font-style: italic;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
}
.section__rule {
  height: 1px;
  background: var(--paper-rule);
  width: 100%;
}
.section__title {
  font-size: 0.85rem;
  color: var(--ink);
  letter-spacing: 0.32em;
}

/* =========================================================
   The Book
========================================================= */
.book {
  display: grid;
  grid-template-columns: minmax(220px, 320px) 1fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: start;
}
.book__cover-wrap {
  position: relative;
}
.book__cover-wrap::before {
  content: "";
  position: absolute;
  inset: 12px -12px -12px 12px;
  border: 1px solid var(--accent);
  opacity: 0.5;
  z-index: 0;
  pointer-events: none;
  transition: inset 500ms var(--ease);
}
.book__cover-wrap:hover::before { inset: 18px -16px -16px 18px; }
.book__cover {
  position: relative;
  z-index: 1;
  width: 100%;
  height: auto;
  display: block;
  box-shadow:
    0 1px 2px rgba(0,0,0,0.06),
    0 10px 28px rgba(0,0,0,0.12),
    0 30px 64px rgba(0,0,0,0.18);
  transform: rotate(-1.2deg);
  transition: transform 600ms var(--ease);
}
.book__cover:hover { transform: rotate(-0.2deg) translateY(-4px); }
.book__cover-caption {
  font-family: var(--font-jp);
  font-size: 0.85rem;
  color: var(--accent);
  text-align: right;
  margin: 1.1rem 0 0 0;
  letter-spacing: 0.2em;
  opacity: 0.8;
  position: relative; z-index: 2;
}

/* Styled "cover" placeholder — NRF-ish */
.cover-art {
  aspect-ratio: 2/3;
  background: linear-gradient(
    to bottom,
    var(--paper-deep) 0%,
    color-mix(in oklab, var(--paper-deep) 82%, var(--accent) 18%) 100%
  );
  padding: 1.2rem 1.4rem;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  border: 1px solid color-mix(in oklab, var(--ink) 20%, transparent);
  color: var(--ink);
}
.cover-art__band {
  position: absolute; left: 50%; top: 0; bottom: 0;
  width: 56%;
  transform: translateX(-50%);
  border-left: 1px solid color-mix(in oklab, var(--ink) 15%, transparent);
  border-right: 1px solid color-mix(in oklab, var(--ink) 15%, transparent);
  pointer-events: none;
}
.cover-art__pub {
  font-family: var(--font-display);
  font-size: 0.6rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--accent);
  text-align: center;
  position: relative;
}
.cover-art__author {
  margin-top: auto;
  font-family: var(--font-display);
  font-size: 1rem;
  font-style: italic;
  text-align: center;
  color: var(--ink);
  letter-spacing: 0.05em;
}
.cover-art__title {
  font-family: var(--font-display);
  text-align: center;
  font-size: clamp(1.15rem, 2vw, 1.55rem);
  line-height: 1.15;
  margin: 0.6rem 0 1.2rem 0;
  color: var(--ink);
  letter-spacing: 0.02em;
  font-weight: 400;
}
.cover-art__title em { font-style: italic; }
.cover-art__imprint {
  font-family: var(--font-display);
  font-size: 0.58rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--ink-muted);
  text-align: center;
  padding-top: 0.8rem;
  border-top: 1px solid color-mix(in oklab, var(--ink) 22%, transparent);
  margin-top: auto;
  position: relative;
}
.cover-art__mark {
  position: absolute;
  left: 50%; top: 38%;
  transform: translate(-50%, -50%);
  font-family: var(--font-jp);
  font-size: 3.2rem;
  color: color-mix(in oklab, var(--accent) 70%, var(--ink));
  opacity: 0.75;
  line-height: 1;
}
.cover-art__price {
  position: absolute;
  bottom: 0.4rem; right: 0.55rem;
  font-family: var(--font-display);
  font-size: 0.58rem;
  letter-spacing: 0.2em;
  color: var(--ink-muted);
}

.book__meta {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-muted);
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.9rem;
  align-items: center;
  margin: 0 0 1.2rem 0;
}
.book__meta .dot { color: var(--accent); }
.book__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.4vw, 3.4rem);
  line-height: 1.05;
  margin: 0 0 0.4rem 0;
  font-weight: 400;
  letter-spacing: -0.005em;
  color: var(--ink);
}
.book__title em { font-style: italic; font-weight: 300; }
.book__tagline {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.2rem;
  color: var(--accent);
  margin: 0 0 2rem 0;
}
.book__synopsis p {
  margin: 0 0 1.1rem 0;
  line-height: 1.8;
  color: var(--ink-soft);
}
.book__synopsis p strong { color: var(--ink); font-weight: 500; }
.book__synopsis p em { font-style: italic; }

.book__buy {
  margin-top: 2.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 1.5rem;
  align-items: stretch;
  padding: 1.6rem;
  border: 1px solid var(--paper-rule);
  background: color-mix(in oklab, var(--paper-soft) 50%, transparent);
}
.book__buy-item { display: flex; flex-direction: column; }
.book__buy-label {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 0.35rem 0;
}
.book__buy-price {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 400;
  color: var(--ink);
  margin: 0 0 0.25rem 0;
  line-height: 1;
}
.book__buy-meta {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 0.88rem;
  color: var(--ink-muted);
  margin: 0;
}
.book__buy-item--coming .book__buy-price { color: var(--ink-muted); }
.book__buy-item--coming .book__buy-label { opacity: 0.6; }

.book__cta {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.2rem;
  padding: 1rem 1.4rem;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-display);
  font-size: 1.02rem;
  letter-spacing: 0.04em;
  font-style: italic;
  transition: background 250ms var(--ease), transform 250ms var(--ease);
  align-self: center;
  min-width: 200px;
}
.book__cta:hover {
  background: var(--accent);
  transform: translateY(-1px);
}
.book__cta .arrow { transition: transform 250ms var(--ease); }
.book__cta:hover .arrow { transform: translateX(4px); }

@media (max-width: 820px) {
  .book { grid-template-columns: 1fr; }
  .book__cover-wrap { max-width: 280px; margin: 0 auto; }
  .book__buy { grid-template-columns: 1fr 1fr; }
  .book__cta { grid-column: 1 / -1; }
}

/* =========================================================
   Reading Room
========================================================= */
.reading-room {
  --rr-h: 560px;
  margin-top: clamp(3rem, 6vh, 4rem);
  position: relative;
  padding: clamp(2.5rem, 5vw, 4rem);
  background: color-mix(in oklab, var(--paper-soft) 70%, transparent);
  border: 1px solid var(--paper-rule);
  border-radius: 1px;
}
.reading-room__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
  margin-bottom: 2.2rem;
}
.reading-room__label {
  font-family: var(--font-display);
  font-size: 0.76rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0;
}
.reading-room__title {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.2vw, 1.7rem);
  font-style: italic;
  margin: 0.25rem 0 0 0;
  color: var(--ink);
  font-weight: 400;
}
.reading-room__controls {
  display: inline-flex;
  align-items: center;
  gap: 1.2rem;
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-muted);
}
.reading-room__controls button {
  width: 36px; height: 36px;
  border: 1px solid var(--paper-rule);
  color: var(--ink-soft);
  transition: background 200ms var(--ease), color 200ms var(--ease), border-color 200ms var(--ease);
  font-size: 0.9rem;
}
.reading-room__controls button:hover:not(:disabled) {
  background: var(--ink); color: var(--paper); border-color: var(--ink);
}
.reading-room__controls button:disabled { opacity: 0.35; cursor: not-allowed; }
.reading-room__page-num { min-width: 4ch; text-align: center; font-variant-numeric: tabular-nums; }

.reading-room__book {
  position: relative;
  min-height: var(--rr-h);
  perspective: 2400px;
}
.reading-room__page {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 4vw, 3.5rem);
  opacity: 0;
  transform: translateX(20px);
  transition: opacity 500ms var(--ease), transform 500ms var(--ease);
  pointer-events: none;
}
.reading-room__page.is-active {
  opacity: 1; transform: none; pointer-events: auto;
}
.reading-room__page.is-leaving {
  transform: translateX(-20px);
  transition-duration: 400ms;
}
.reading-room__page > .col {
  font-family: var(--font-display);
  font-size: 1.08rem;
  line-height: 1.75;
  color: var(--ink-soft);
  position: relative;
}
.reading-room__page > .col::first-letter,
.reading-room__page .dropcap-first::first-letter {
  font-size: 3.5em;
  float: left;
  line-height: 0.9;
  padding: 0.15em 0.15em 0 0;
  color: var(--accent);
  font-style: italic;
}
.reading-room__page .col p { margin: 0 0 1rem 0; }
.reading-room__page .col p em { font-style: italic; color: var(--ink); }

.reading-room__folio {
  margin-top: 1.4rem;
  display: flex;
  justify-content: space-between;
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--ink-muted);
  padding-top: 0.8rem;
  border-top: 1px solid var(--paper-rule);
}

@media (max-width: 760px) {
  .reading-room { --rr-h: 700px; }
  .reading-room__page { grid-template-columns: 1fr; }
  .reading-room__page > .col:last-child { display: none; }
}

/* First lines */
.first-lines {
  margin-top: 5rem;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
  padding: 3rem 2rem;
  border-top: 1px solid var(--paper-rule);
  border-bottom: 1px solid var(--paper-rule);
}
.first-lines__label {
  font-family: var(--font-display);
  font-size: 0.76rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 2rem 0;
}
.first-lines__text {
  margin: 0 0 1.8rem 0;
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1.1rem, 1.75vw, 1.3rem);
  line-height: 1.7;
  color: var(--ink);
  font-weight: 300;
}
.first-lines__cite {
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin: 0;
}
.first-lines__cite em { font-style: italic; text-transform: none; letter-spacing: 0.02em; color: var(--ink-soft); }

/* =========================================================
   Notebook
========================================================= */
.notebook {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
.notebook__intro {
  position: sticky;
  top: 120px;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--ink-muted);
  line-height: 1.7;
}
.notebook__intro::before {
  content: "";
  display: block;
  width: 28px; height: 1px;
  background: var(--accent);
  margin-bottom: 1.1rem;
}
.notebook__list {
  list-style: none;
  padding: 0; margin: 0;
}
.notebook__item {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 2rem;
  padding: 2rem 0;
  border-top: 1px solid var(--paper-rule);
  transition: background 300ms var(--ease);
}
.notebook__item:first-child { border-top: 0; padding-top: 0; }
.notebook__item:hover { background: color-mix(in oklab, var(--paper-soft) 50%, transparent); }
.notebook__date {
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-muted);
  line-height: 1.4;
}
.notebook__date span { color: var(--accent); display: block; font-style: italic; letter-spacing: 0.1em; font-size: 0.8rem; margin-top: 0.2rem; }
.notebook__title {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 400;
  font-style: italic;
  color: var(--ink);
  margin: 0 0 0.6rem 0;
  line-height: 1.25;
}
.notebook__excerpt {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--ink-soft);
  margin: 0 0 0.8rem 0;
  line-height: 1.75;
  max-width: 60ch;
}
.notebook__meta {
  font-family: var(--font-display);
  font-size: 0.74rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--ink-muted);
}
.notebook__meta a {
  color: var(--accent);
  border-bottom: 1px solid transparent;
  transition: border-color 200ms var(--ease);
}
.notebook__meta a:hover { border-bottom-color: var(--accent); }

@media (max-width: 820px) {
  .notebook { grid-template-columns: 1fr; }
  .notebook__intro { position: static; }
  .notebook__item { grid-template-columns: 1fr; gap: 0.5rem; }
}

/* =========================================================
   About / Bio
========================================================= */
.bio {
  max-width: var(--max-read);
  margin: 0 auto;
  padding: 0 clamp(0rem, 2vw, 2rem);
  font-size: 1.05rem;
  line-height: 1.9;
  color: var(--ink-soft);
}
.bio p { margin: 0 0 1.5rem 0; }
.bio p + p { text-indent: 1.8em; }
.bio__lede { font-size: 1.2rem; line-height: 1.75; color: var(--ink); }
.bio__lede + p { text-indent: 0; }
.dropcap {
  float: left;
  font-family: var(--font-display);
  font-size: 4.4rem;
  line-height: 0.85;
  padding: 0.3rem 0.8rem 0 0;
  color: var(--accent);
  font-weight: 400;
  font-style: italic;
}
.bio__themes {
  margin-top: 3.5rem;
  padding: 2rem 0;
  border-top: 1px solid var(--paper-rule);
  border-bottom: 1px solid var(--paper-rule);
  text-align: center;
}
.bio__themes-label {
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 1rem 0;
}
.bio__themes-list {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--ink-soft);
  line-height: 1.9;
}

.bio__portrait {
  margin: 0 0 2.5rem 0;
  float: right;
  width: 230px;
  shape-outside: margin-box;
  margin-left: 2rem;
}
@media (max-width: 720px) {
  .bio__portrait { float: none; margin: 0 auto 2rem; width: 200px; }
}

/* =========================================================
   Contact
========================================================= */
.contact { text-align: center; padding-bottom: 7rem; position: relative; }
.contact__intro {
  font-family: var(--font-display);
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--ink-soft);
  margin: 0 auto 2rem auto;
  max-width: 48ch;
  font-style: italic;
  font-weight: 300;
}
.contact__email {
  display: inline-block;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.8vw, 2rem);
  color: var(--ink);
  margin: 0 0 1.4rem 0;
  padding: 0.35rem 0.2rem;
  letter-spacing: 0.01em;
  background-image: linear-gradient(var(--accent), var(--accent));
  background-size: 0% 1px;
  background-position: 50% 100%;
  background-repeat: no-repeat;
  transition: background-size 400ms var(--ease), color 250ms var(--ease);
}
.contact__email:hover { color: var(--accent); background-size: 100% 1px; }
.contact__note {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 0.98rem;
  color: var(--ink-muted);
  margin: 0;
}
.hanko {
  position: absolute;
  right: var(--gutter);
  bottom: 2.5rem;
  width: 86px; height: 86px;
  opacity: 0.85;
  transform: rotate(-8deg);
}
@media (max-width: 720px) { .hanko { position: static; margin: 3rem auto 0; } }
.hanko svg { width: 100%; height: 100%; }
.hanko rect, .hanko text { stroke: var(--accent); }
.hanko text { fill: var(--accent); }

/* =========================================================
   Footer
========================================================= */
.site-footer {
  border-top: 1px solid var(--paper-rule);
  padding: 2.2rem var(--gutter);
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  color: var(--ink-muted);
}
.site-footer__inner {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.site-footer p { margin: 0; }
.site-footer em { font-style: italic; }

/* =========================================================
   Reveal animations
========================================================= */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  animation: reveal 1100ms var(--ease) forwards;
  animation-delay: var(--d, 0s);
}
@keyframes reveal { to { opacity: 1; transform: none; } }

.reveal-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 900ms var(--ease), transform 900ms var(--ease);
}
.reveal-up.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* =========================================================
   Reading Mode (global)
========================================================= */
[data-reading="on"] .pubbar,
[data-reading="on"] .site-header,
[data-reading="on"] .site-footer,
[data-reading="on"] .hero,
[data-reading="on"] #about,
[data-reading="on"] #notebook,
[data-reading="on"] #contact,
[data-reading="on"] .book__buy,
[data-reading="on"] .book__cta,
[data-reading="on"] .first-lines,
[data-reading="on"] .book__cover-wrap { display: none; }

[data-reading="on"] .reading-room {
  margin: 0 auto;
  max-width: 980px;
  min-height: 100vh;
  border: 0;
  background: transparent;
  padding: clamp(3rem, 10vh, 8rem) clamp(1.5rem, 6vw, 5rem);
}
[data-reading="on"] .section,
[data-reading="on"] .book { padding: 0; max-width: none; }
[data-reading="on"] .book { grid-template-columns: 1fr; display: block; }
[data-reading="on"] .section__label { display: none; }

/* =========================================================
   Tweaks panel
========================================================= */
.tweaks {
  position: fixed;
  right: clamp(1rem, 2vw, 1.5rem);
  bottom: clamp(1rem, 2vw, 1.5rem);
  z-index: 50;
  width: 320px;
  max-width: calc(100vw - 2rem);
  background: var(--paper);
  color: var(--ink);
  border: 1px solid var(--paper-rule);
  box-shadow: 0 20px 60px rgba(0,0,0,0.18);
  font-family: var(--font-display);
  display: none;
  max-height: calc(100vh - 2rem);
  overflow: auto;
}
.tweaks.is-open { display: block; }
.tweaks__head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.9rem 1.1rem;
  border-bottom: 1px solid var(--paper-rule);
}
.tweaks__title {
  font-size: 0.76rem; letter-spacing: 0.32em; text-transform: uppercase;
  color: var(--ink-muted);
}
.tweaks__close {
  width: 28px; height: 28px;
  border: 1px solid var(--paper-rule);
  color: var(--ink-muted);
  font-size: 0.9rem;
}
.tweaks__close:hover { background: var(--ink); color: var(--paper); }
.tweaks__body { padding: 0.9rem 1.1rem 1.2rem; display: grid; gap: 1.1rem; }
.tweak-group__label {
  display: block;
  font-size: 0.66rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 0.5rem;
}
.tweak-swatches { display: flex; flex-wrap: wrap; gap: 0.45rem; }
.tweak-swatch {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.3rem 0.55rem 0.3rem 0.4rem;
  border: 1px solid var(--paper-rule);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--ink-soft);
  text-transform: uppercase;
  transition: background 180ms var(--ease), color 180ms var(--ease), border-color 180ms var(--ease);
}
.tweak-swatch.is-active { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.tweak-swatch__dot {
  width: 12px; height: 12px; border-radius: 50%;
  border: 1px solid var(--paper-rule);
  background: var(--c, currentColor);
}
.tweak-options { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.tweak-option {
  padding: 0.35rem 0.6rem;
  border: 1px solid var(--paper-rule);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.tweak-option.is-active { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.tweak-option:hover { border-color: var(--ink); }
.tweak-slider { width: 100%; accent-color: var(--accent); }
.tweak-switch {
  display: flex; align-items: center; justify-content: space-between;
  gap: 0.8rem;
}
.tweak-switch__label { font-size: 0.72rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--ink-muted); }
.tweak-switch input { accent-color: var(--accent); width: 18px; height: 18px; }
.tweak-order {
  display: grid; gap: 0.35rem;
}
.tweak-order__item {
  display: flex; align-items: center; justify-content: space-between;
  gap: 0.5rem;
  padding: 0.35rem 0.55rem;
  border: 1px solid var(--paper-rule);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.tweak-order__btns { display: inline-flex; gap: 0.25rem; }
.tweak-order__btns button {
  width: 24px; height: 24px;
  border: 1px solid var(--paper-rule);
  font-size: 0.7rem;
  color: var(--ink-muted);
}
.tweak-order__btns button:hover { background: var(--ink); color: var(--paper); }

/* Floating reading-mode toggle (shows in reading mode) */
.reading-toggle {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 40;
  padding: 0.55rem 0.9rem;
  background: var(--paper);
  border: 1px solid var(--paper-rule);
  color: var(--ink-soft);
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  transition: background 200ms var(--ease), color 200ms var(--ease);
}
.reading-toggle:hover { background: var(--ink); color: var(--paper); }
.reading-toggle.is-floating { display: none; }
[data-reading="on"] .reading-toggle.is-floating { display: block; }