/* ============================================================
   Te-ire (手入れ) — sales site styles
   Palette pulled from the book: parchment, navy, terracotta
   ============================================================ */

:root {
  --cream:      #f7f2e6;
  --cream-2:    #efe7d4;
  --paper:      #fbf8f0;
  --ink:        #2a2520;
  --ink-soft:   #574e44;
  --navy:       #1d3a5f;
  --navy-deep:  #15293f;
  --terra:      #b1502f;
  --terra-soft: #c9714f;
  --gold:       #c79a4a;
  --line:       #e0d6bf;
  --green:      #4f6b46;

  --serif:   "EB Garamond", Georgia, serif;
  --display: "Playfair Display", Georgia, serif;
  --jp:      "Noto Serif JP", "EB Garamond", serif;

  --maxw: 1140px;
  --radius: 14px;
  --shadow: 0 18px 50px -20px rgba(21, 41, 63, 0.35);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 120px; }

body {
  margin: 0;
  font-family: var(--serif);
  font-size: 19px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: inherit; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.container--narrow { max-width: 820px; }

/* ---------- Buttons ---------- */
.btn {
  position: relative;
  display: inline-block;
  font-family: var(--serif);
  font-weight: 700;
  letter-spacing: .02em;
  text-decoration: none;
  background: linear-gradient(180deg, #c25b36 0%, var(--terra) 55%, #9d4427 100%);
  color: #fff;
  padding: 15px 28px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .2s ease, filter .2s ease;
  box-shadow: 0 12px 26px -10px rgba(177, 80, 47, .85), inset 0 1px 0 rgba(255,255,255,.25);
  font-size: 1.02rem;
  overflow: hidden;
}
.btn:hover { filter: brightness(1.06); transform: translateY(-3px); box-shadow: 0 18px 34px -10px rgba(177, 80, 47, .9), inset 0 1px 0 rgba(255,255,255,.3); }
.btn:active { transform: translateY(-1px); }
/* sheen sweep */
.btn::after {
  content: "";
  position: absolute;
  top: 0; left: -120%;
  width: 60%; height: 100%;
  background: linear-gradient(110deg, transparent, rgba(255,255,255,.45), transparent);
  transform: skewX(-20deg);
  transition: none;
}
.btn:hover::after { left: 140%; transition: left .7s ease; }

.btn--small { padding: 11px 20px; font-size: .96rem; border-radius: 8px; }

/* Big, attention-grabbing primary CTAs */
.btn--lg {
  font-size: 1.28rem;
  font-weight: 700;
  letter-spacing: .015em;
  padding: 21px 46px;
  border-radius: 12px;
  text-transform: none;
  animation: cta-pulse 2.2s ease-in-out infinite;
}
@keyframes cta-pulse {
  0%, 100% { box-shadow: 0 12px 26px -10px rgba(177,80,47,.85), 0 0 0 0 rgba(177,80,47,.55), inset 0 1px 0 rgba(255,255,255,.25); }
  50%      { box-shadow: 0 16px 32px -10px rgba(177,80,47,.95), 0 0 0 14px rgba(177,80,47,0), inset 0 1px 0 rgba(255,255,255,.3); }
}
.btn--lg:hover { animation-play-state: paused; transform: translateY(-3px) scale(1.02); }
@media (prefers-reduced-motion: reduce) { .btn--lg { animation: none; } }

.btn--ghost { background: transparent; border: 2px solid var(--terra); color: var(--terra); box-shadow: none; }
.btn--ghost::after { display: none; }
.btn--ghost:hover { background: var(--terra); color: #fff; filter: none; }
.btn--buy { width: 100%; text-align: center; font-size: 1.35rem; }

/* ---------- Eyebrow / headings ---------- */
.eyebrow {
  font-family: var(--jp);
  font-size: .8rem;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--terra);
  font-weight: 600;
  margin: 0 0 18px;
}
.eyebrow--center { text-align: center; }

.section { padding: 92px 0; }
.section__title {
  font-family: var(--display);
  font-weight: 700;
  color: var(--navy);
  font-size: clamp(1.9rem, 4vw, 2.9rem);
  line-height: 1.15;
  margin: 0 0 22px;
}
.section__title--center { text-align: center; }
.section__intro { font-size: 1.18rem; color: var(--ink-soft); max-width: 720px; }
.section__intro--center { margin-left: auto; margin-right: auto; text-align: center; }

.pull {
  border-left: 4px solid var(--navy);
  margin: 28px 0 0;
  padding: 4px 0 4px 22px;
  font-family: var(--display);
  font-style: italic;
  font-size: 1.4rem;
  color: var(--navy);
  line-height: 1.4;
}
.pull--terra { border-color: var(--terra); color: var(--terra); }

.stars { color: var(--gold); letter-spacing: 2px; }

/* ============================================================
   Announcement bar
   ============================================================ */
.announce {
  background: var(--navy-deep);
  color: var(--cream);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  padding: 9px 18px;
  font-size: .92rem;
  text-align: center;
}
.announce s { opacity: .6; }
.announce strong { color: var(--gold); }
.announce__timer {
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  color: var(--gold);
  background: rgba(199,154,74,.15);
  border: 1px solid rgba(199,154,74,.35);
  padding: 2px 10px;
  border-radius: 5px;
  letter-spacing: .08em;
}

/* ============================================================
   Nav
   ============================================================ */
/* Sticky strip: countdown bar + nav travel together at the top */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
}

.nav {
  background: rgba(247, 242, 230, .92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .3s ease;
}
.nav.is-stuck { box-shadow: 0 8px 24px -16px rgba(0,0,0,.4); }
.nav__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  gap: 24px;
}
.nav__brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.nav__mark {
  font-family: var(--jp);
  background: var(--terra);
  color: #fff;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 7px;
  font-size: 1rem;
  line-height: 1;
}
.nav__name { font-family: var(--display); font-weight: 700; color: var(--navy); letter-spacing: .08em; }
.nav__links { display: flex; gap: 26px; margin-left: auto; }
.nav__links a { text-decoration: none; color: var(--ink-soft); font-size: 1rem; transition: color .2s; }
.nav__links a:hover { color: var(--terra); }

/* ============================================================
   Hero
   ============================================================ */
.hero {
  position: relative;
  overflow: hidden;
  padding: 80px 0 90px;
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(199,154,74,.12), transparent 60%),
    linear-gradient(180deg, var(--paper), var(--cream));
}
.hero__bg-kanji {
  position: absolute;
  font-family: var(--jp);
  font-size: 38vw;
  color: rgba(29, 58, 95, .04);
  top: -8%;
  right: -6%;
  line-height: .8;
  pointer-events: none;
  user-select: none;
}
.hero__inner {
  position: relative;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 60px;
  align-items: center;
}
.hero__title {
  font-family: var(--display);
  font-weight: 700;
  color: var(--navy);
  font-size: clamp(2.1rem, 4.4vw, 3.4rem);
  line-height: 1.12;
  margin: 0 0 22px;
}
.hero__title em { color: var(--terra); font-style: italic; }
.hero__lead { font-size: 1.2rem; color: var(--ink-soft); margin: 0 0 24px; }
.hero__bullets { list-style: none; padding: 0; margin: 0 0 32px; }
.hero__bullets li {
  position: relative;
  padding-left: 32px;
  margin-bottom: 12px;
  font-size: 1.08rem;
}
.hero__bullets li::before {
  content: "❖";
  position: absolute;
  left: 0;
  color: var(--terra);
}
.hero__cta { display: flex; flex-direction: column; gap: 8px; align-items: flex-start; }
.hero__cta-note { font-size: .9rem; color: var(--ink-soft); }
.hero__trust { margin-top: 24px; display: flex; align-items: center; gap: 12px; font-size: .98rem; color: var(--ink-soft); }

/* Book mockup */
.hero__book { display: flex; flex-direction: column; align-items: center; }
.book3d {
  position: relative;
  width: 320px;
  max-width: 80vw;
  transform: rotateY(-16deg) rotateX(4deg);
  transform-style: preserve-3d;
  transition: transform .5s ease;
  filter: drop-shadow(0 30px 40px rgba(21,41,63,.35));
}
.book3d:hover { transform: rotateY(-6deg) rotateX(2deg); }
.cover {
  aspect-ratio: 10 / 15;
  border-radius: 4px 8px 8px 4px;
  overflow: hidden;
  background: #6e1a16;
}
.cover img { width: 100%; height: 100%; object-fit: cover; display: block; }
.cover__frame {
  height: 100%;
  margin: 12px;
  border: 1.5px solid var(--gold);
  border-radius: 3px;
  padding: 26px 18px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.cover__eyebrow { font-family: var(--jp); color: var(--terra); letter-spacing: .18em; font-size: .52rem; font-weight: 600; margin: 6px 0 18px; }
.cover__kanji { font-family: var(--jp); color: var(--navy); font-size: 2.6rem; font-weight: 600; margin: 0; line-height: 1; }
.cover__title { font-family: var(--display); color: var(--navy); font-size: 2.1rem; font-weight: 800; letter-spacing: .04em; margin: 4px 0 0; }
.cover__romaji { font-family: var(--display); font-style: italic; color: var(--terra); font-size: .8rem; letter-spacing: .2em; margin: 6px 0 12px; }
.cover__rule { display: flex; align-items: center; gap: 8px; color: var(--terra); margin-bottom: 14px; }
.cover__rule span { width: 28px; height: 1px; background: var(--navy); }
.cover__rule i { font-style: normal; font-size: .7rem; }
.cover__sub { font-family: var(--display); color: var(--ink); font-size: .72rem; line-height: 1.5; margin: 0; }
.cover__badge {
  font-family: var(--jp);
  background: var(--terra);
  color: #fff;
  font-weight: 600;
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 1rem;
  margin: auto 0 10px;
}
.cover__byline { font-family: var(--display); font-style: italic; color: var(--ink-soft); font-size: .62rem; margin: 0 0 4px; }
.cover__author { font-family: var(--display); font-weight: 700; color: var(--navy); letter-spacing: .1em; font-size: .85rem; margin: 0; }

.book3d__spine {
  position: absolute;
  left: -14px; top: 2px;
  width: 16px; height: calc(100% - 4px);
  background: linear-gradient(90deg, #cdbf9e, #e7dcc2);
  transform: rotateY(78deg);
  transform-origin: right center;
  border-radius: 3px 0 0 3px;
}
.hero__book-flag {
  margin-top: 26px;
  font-family: var(--jp);
  font-size: .82rem;
  letter-spacing: .12em;
  color: var(--ink-soft);
  background: var(--cream-2);
  border: 1px solid var(--line);
  padding: 6px 14px;
  border-radius: 30px;
}

/* ============================================================
   Quote strip
   ============================================================ */
.strip { background: var(--navy); padding: 30px 24px; text-align: center; }
.strip__line {
  font-family: var(--display);
  font-style: italic;
  color: var(--cream);
  font-size: clamp(1.2rem, 2.4vw, 1.7rem);
  margin: 0;
  max-width: 900px;
  margin: 0 auto;
}

/* ============================================================
   Problem
   ============================================================ */
.problem { background: var(--cream); text-align: center; }
.problem .section__intro { margin: 0 auto 50px; }
.problem__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; text-align: left; }
.pcard {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px;
}
.pcard__num { font-family: var(--display); font-size: 1.4rem; color: var(--terra); font-weight: 700; }
.pcard h3 { font-family: var(--display); color: var(--navy); font-size: 1.3rem; margin: 8px 0 10px; }
.pcard p { color: var(--ink-soft); font-size: 1.02rem; margin: 0; }

/* ============================================================
   Solution
   ============================================================ */
.solution { background: linear-gradient(180deg, var(--cream), var(--cream-2)); }
.solution__grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 56px; align-items: center; }
.solution__art { display: flex; justify-content: center; }
.kanji-block {
  font-family: var(--jp);
  font-size: clamp(4rem, 12vw, 8rem);
  color: var(--navy);
  background: var(--paper);
  border: 2px solid var(--gold);
  border-radius: var(--radius);
  padding: 40px 50px;
  line-height: 1.05;
  text-align: center;
  box-shadow: var(--shadow);
}

/* ============================================================
   Inside / chapters
   ============================================================ */
.inside { background: var(--paper); }
.inside .section__intro { margin-bottom: 52px; }
.chapters { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.chapter {
  background: var(--cream);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s;
}
.chapter:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--gold); }
.chapter__no {
  font-family: var(--jp);
  font-size: 2rem;
  color: var(--terra);
  display: block;
  line-height: 1;
  margin-bottom: 12px;
}
.chapter h3 { font-family: var(--display); color: var(--navy); font-size: 1.28rem; margin: 0 0 8px; line-height: 1.2; }
.chapter p { color: var(--ink-soft); font-size: 1rem; margin: 0; }

.inside__bonus {
  margin-top: 40px;
  background: var(--navy);
  color: var(--cream);
  border-radius: var(--radius);
  padding: 40px 44px;
  text-align: center;
}
.inside__bonus-tag { font-family: var(--jp); letter-spacing: .2em; color: var(--gold); font-size: .8rem; margin-bottom: 12px; }
.inside__bonus h3 { font-family: var(--display); font-size: 1.7rem; margin: 0 0 10px; }
.inside__bonus p { margin: 0 auto; max-width: 640px; color: rgba(247,242,230,.82); }

/* ============================================================
   Author
   ============================================================ */
.author { background: var(--cream-2); }
.author__grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 56px; align-items: center; }
.author__photo {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  background: var(--cream);
  aspect-ratio: 4 / 3;
}
.author__photo img { width: 100%; height: 100%; object-fit: cover; }
.author__photo img.is-missing { display: none; }
.author__photo-fallback {
  display: none;
  position: absolute; inset: 0;
  align-items: center; justify-content: center;
  color: var(--ink-soft);
  font-size: .95rem;
  background: repeating-linear-gradient(45deg, #efe7d4, #efe7d4 12px, #e8dec8 12px, #e8dec8 24px);
}
.author__photo img.is-missing ~ .author__photo-fallback { display: flex; }
.author__photo-fallback code { background: #fff; padding: 2px 8px; border-radius: 5px; margin-left: 6px; }
.author__caption {
  position: absolute;
  left: 0; bottom: 0;
  background: linear-gradient(0deg, rgba(21,41,63,.85), transparent);
  color: var(--cream);
  width: 100%;
  padding: 28px 18px 14px;
  font-family: var(--jp);
  font-size: .92rem;
  letter-spacing: .05em;
}
.author__copy p { color: var(--ink-soft); }

/* ============================================================
   Reviews
   ============================================================ */
.reviews { background: var(--paper); }
.reviews .section__title { margin-bottom: 50px; }
.reviews__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.review {
  margin: 0;
  background: var(--cream);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 28px;
}
.review blockquote { margin: 12px 0; font-family: var(--display); font-style: italic; color: var(--navy); font-size: 1.18rem; line-height: 1.45; }
.review figcaption { color: var(--ink-soft); font-size: .95rem; }

/* ============================================================
   Pricing
   ============================================================ */
.pricing { background: linear-gradient(180deg, var(--cream-2), var(--cream)); }
.offer {
  position: relative;
  background: var(--paper);
  border: 2px solid var(--gold);
  border-radius: 20px;
  box-shadow: 0 30px 70px -24px rgba(21,41,63,.5), 0 0 0 6px rgba(199,154,74,.12);
  overflow: hidden;
  margin-top: 24px;
  transform: translateZ(0);
}
.offer__ribbon {
  position: absolute;
  top: 20px; right: -42px;
  background: var(--terra);
  color: #fff;
  transform: rotate(45deg);
  padding: 6px 54px;
  font-size: .82rem;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.offer__top { display: grid; grid-template-columns: 160px 1fr; gap: 32px; padding: 40px; }
.offer__cover {
  aspect-ratio: 10/15;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.offer__cover img { width: 100%; height: 100%; object-fit: cover; display: block; }
.offer__cover-kanji { font-family: var(--jp); color: var(--gold); font-size: 2.4rem; }
.offer__cover-name { font-family: var(--display); color: var(--cream); letter-spacing: .2em; font-weight: 700; }
.offer__what h3 { font-family: var(--display); color: var(--navy); font-size: 1.6rem; margin: 0 0 16px; }
.offer__list { list-style: none; padding: 0; margin: 0; }
.offer__list li { position: relative; padding-left: 30px; margin-bottom: 11px; color: var(--ink-soft); }
.offer__list li::before { content: "✓"; position: absolute; left: 0; color: var(--green); font-weight: 700; }
.offer__buy {
  background: linear-gradient(180deg, var(--cream-2), #e6dcc4);
  border-top: 2px solid var(--gold);
  padding: 36px 40px 40px;
  text-align: center;
}
.offer__now {
  text-shadow: 0 2px 0 rgba(177,80,47,.12);
}
.offer__price { display: flex; align-items: baseline; justify-content: center; gap: 12px; margin-bottom: 18px; }
.offer__old { font-size: 1.6rem; color: var(--ink-soft); text-decoration: line-through; opacity: .7; }
.offer__now { font-family: var(--display); font-size: 3.4rem; font-weight: 800; color: var(--terra); line-height: 1; }
.offer__cur { font-size: .95rem; color: var(--ink-soft); }
.offer__secure { font-size: .9rem; color: var(--ink-soft); margin: 12px 0 0; }

.guarantee {
  margin-top: 36px;
  display: flex;
  gap: 24px;
  align-items: center;
  background: var(--paper);
  border: 1px dashed var(--gold);
  border-radius: var(--radius);
  padding: 26px 30px;
}
.guarantee__seal {
  flex: 0 0 auto;
  width: 84px; height: 84px;
  border-radius: 50%;
  background: var(--green);
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.7rem;
  line-height: 1;
  text-align: center;
}
.guarantee__seal small { font-size: .6rem; letter-spacing: .2em; }
.guarantee h4 { font-family: var(--display); color: var(--navy); margin: 0 0 6px; font-size: 1.25rem; }
.guarantee p { margin: 0; color: var(--ink-soft); font-size: 1rem; }

/* ============================================================
   Worth / value stack
   ============================================================ */
.worth { background: var(--paper); }
.worth .section__intro { margin: 0 auto 50px; }
.worth__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; align-items: stretch; }

.stack {
  background: var(--paper);
  border: 2px solid var(--gold);
  border-radius: 18px;
  padding: 32px 30px;
  box-shadow: 0 26px 60px -26px rgba(21,41,63,.45), 0 0 0 6px rgba(199,154,74,.1);
  display: flex;
  flex-direction: column;
}
.stack__head {
  font-family: var(--display);
  font-weight: 700;
  color: var(--navy);
  font-size: 1.4rem;
  text-align: center;
  margin-bottom: 18px;
}
.stack__list { list-style: none; margin: 0 0 6px; padding: 0; }
.stack__list li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding: 13px 0;
  border-bottom: 1px dashed var(--line);
  color: var(--ink-soft);
  font-size: 1.02rem;
}
.stack__list li em { color: var(--ink); font-style: italic; }
.stack__list li b { color: var(--navy); font-variant-numeric: tabular-nums; white-space: nowrap; }
.stack__total {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 16px 0 6px;
  font-family: var(--display);
  font-size: 1.2rem;
  color: var(--ink-soft);
}
.stack__total s { color: var(--ink-soft); }
.stack__price {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 6px 0 20px;
  padding: 14px 18px;
  background: linear-gradient(180deg, var(--cream-2), #e6dcc4);
  border-radius: 12px;
  border: 1px solid var(--gold);
}
.stack__price span { font-family: var(--display); font-size: 1.2rem; color: var(--navy); }
.stack__price b { font-family: var(--display); font-size: 2.6rem; font-weight: 800; color: var(--terra); line-height: 1; }
.stack .btn--buy { font-size: 1.2rem; margin-top: auto; }
.stack__mini { text-align: center; font-size: .9rem; color: var(--ink-soft); margin: 12px 0 0; }

.roi {
  background: var(--navy);
  color: var(--cream);
  border-radius: 18px;
  padding: 36px 34px;
  display: flex;
  flex-direction: column;
}
.roi__title { font-family: var(--display); font-size: 1.6rem; color: #fff; margin: 0 0 20px; }
.roi__list { list-style: none; margin: 0 0 22px; padding: 0; }
.roi__list li { display: flex; gap: 16px; align-items: flex-start; margin-bottom: 18px; }
.roi__icon {
  flex: 0 0 auto;
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--jp);
  font-size: 1.3rem;
  color: var(--navy-deep);
  background: var(--gold);
  border-radius: 10px;
}
.roi__list li div { color: rgba(247,242,230,.85); font-size: 1.02rem; line-height: 1.5; }
.roi__list li strong { color: #fff; }
.roi__quote {
  margin: auto 0 0;
  border-left: 3px solid var(--gold);
  padding: 6px 0 6px 18px;
  font-family: var(--display);
  font-style: italic;
  font-size: 1.15rem;
  color: var(--gold);
  line-height: 1.45;
}

.worth__close {
  text-align: center;
  max-width: 760px;
  margin: 44px auto 0;
  font-size: 1.18rem;
  color: var(--ink-soft);
}
.worth__close strong { color: var(--terra); }

/* ============================================================
   FAQ
   ============================================================ */
.faq { background: var(--paper); }
.accordion { margin-top: 30px; }
.acc {
  background: var(--cream);
  border: 1px solid var(--line);
  border-radius: 10px;
  margin-bottom: 14px;
  overflow: hidden;
}
.acc summary {
  cursor: pointer;
  list-style: none;
  padding: 20px 24px;
  font-family: var(--display);
  font-size: 1.2rem;
  color: var(--navy);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.acc summary::-webkit-details-marker { display: none; }
.acc summary::after { content: "+"; color: var(--terra); font-size: 1.6rem; transition: transform .2s; }
.acc[open] summary::after { transform: rotate(45deg); }
.acc p { margin: 0; padding: 0 24px 22px; color: var(--ink-soft); }

/* ============================================================
   Final CTA
   ============================================================ */
.finalcta { background: var(--navy); position: relative; overflow: hidden; }
.finalcta__inner { text-align: center; position: relative; }
.finalcta__kanji {
  font-family: var(--jp);
  font-size: clamp(3rem, 9vw, 6rem);
  color: var(--gold);
  letter-spacing: .15em;
  margin-bottom: 18px;
}
.finalcta h2 { font-family: var(--display); color: var(--cream); font-size: clamp(1.7rem, 3.6vw, 2.6rem); margin: 0 0 12px; }
.finalcta p { color: rgba(247,242,230,.8); font-size: 1.2rem; margin: 0 0 30px; }
.finalcta .btn--ghost { border-color: var(--gold); color: var(--gold); }
.finalcta .btn--ghost:hover { background: var(--gold); color: var(--navy-deep); }

/* ============================================================
   Footer
   ============================================================ */
.footer { background: var(--navy-deep); color: var(--cream); padding: 50px 0; }
.footer__inner { display: flex; flex-direction: column; align-items: center; gap: 20px; text-align: center; }
.footer__brand { display: flex; align-items: center; gap: 12px; font-family: var(--display); letter-spacing: .04em; }
.footer__links { display: flex; gap: 22px; flex-wrap: wrap; justify-content: center; }
.footer__links a { color: rgba(247,242,230,.8); text-decoration: none; transition: color .2s; }
.footer__links a:hover { color: var(--gold); }
.footer__fine { font-size: .85rem; color: rgba(247,242,230,.5); margin: 0; }

/* ============================================================
   Sticky buy bar
   ============================================================ */
.stickybar {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 60;
  background: var(--navy-deep);
  color: var(--cream);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 22px;
  transform: translateY(120%);
  transition: transform .35s ease;
  box-shadow: 0 -10px 30px -16px rgba(0,0,0,.6);
}
.stickybar.is-visible { transform: translateY(0); }
.stickybar__info { display: flex; flex-direction: column; }
.stickybar__title { font-family: var(--display); font-size: 1rem; }
.stickybar__price { font-size: .95rem; }
.stickybar__price s { opacity: .6; }

/* ============================================================
   Modal (exit intent)
   ============================================================ */
.modal {
  position: fixed; inset: 0;
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.modal.is-open { display: flex; }
.modal__backdrop { position: absolute; inset: 0; background: rgba(21,41,63,.6); backdrop-filter: blur(3px); }
.modal__box {
  position: relative;
  background: var(--paper);
  border-radius: 18px;
  max-width: 460px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 44px 38px 32px;
  text-align: center;
  box-shadow: 0 40px 80px -20px rgba(0,0,0,.5);
  border: 1px solid var(--line);
  animation: pop .3s ease;
}
@keyframes pop { from { transform: scale(.92); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.modal__kanji { font-family: var(--jp); font-size: 3rem; color: var(--terra); margin-bottom: 6px; }
.modal__box h3 { font-family: var(--display); color: var(--navy); font-size: 1.8rem; margin: 6px 0 12px; }
.modal__box h3 span { color: var(--terra); }
.modal__box p { color: var(--ink-soft); margin: 0 0 20px; }
.modal__close {
  position: absolute; top: 12px; right: 16px;
  background: none; border: none; font-size: 1.8rem; color: var(--ink-soft); cursor: pointer; line-height: 1;
}
.modal__decline { display: block; width: 100%; margin-top: 14px; background: none; border: none; color: var(--ink-soft); cursor: pointer; font-size: .92rem; text-decoration: underline; }
.promo {
  display: flex; align-items: stretch; justify-content: center;
  gap: 0; margin: 0 0 20px;
  border: 2px dashed var(--terra);
  border-radius: 10px;
  overflow: hidden;
}
.promo code {
  flex: 1;
  font-family: var(--jp);
  font-size: 1.3rem;
  letter-spacing: .2em;
  color: var(--navy);
  padding: 14px;
  background: var(--cream);
}
.promo__copy { border: none; background: var(--navy); color: #fff; padding: 0 20px; cursor: pointer; font-family: var(--serif); font-size: 1rem; }
.promo__copy.is-copied { background: var(--green); }

/* ============================================================
   Toast (social proof)
   ============================================================ */
.toast {
  position: fixed;
  left: 22px; bottom: 22px;
  z-index: 70;
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 4px solid var(--green);
  border-radius: 14px;
  padding: 14px 20px 14px 16px;
  box-shadow: 0 20px 45px -18px rgba(21,41,63,.5);
  transform: translateY(180%);
  opacity: 0;
  transition: transform .45s cubic-bezier(.2,.8,.2,1), opacity .35s ease;
  max-width: 360px;
}
.toast.is-visible { transform: translateY(0); opacity: 1; }
.toast__thumb {
  flex: 0 0 auto;
  width: 46px; height: 46px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--jp);
  font-size: 1.15rem;
  color: #fff;
  background: var(--terra);
  border-radius: 9px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.25);
}
.toast__body { font-size: .98rem; line-height: 1.35; }
.toast__body strong { color: var(--navy); }
.toast__body > span { color: var(--ink-soft); display: block; }
.toast__time { font-size: .8rem; color: var(--green); margin-top: 2px; }
.toast__check {
  flex: 0 0 auto;
  margin-left: auto;
  width: 22px; height: 22px;
  display: flex; align-items: center; justify-content: center;
  font-size: .8rem;
  color: #fff;
  background: var(--green);
  border-radius: 50%;
}

/* ============================================================
   Responsive
   ============================================================ */
/* ---- Tablet / small laptop ---- */
@media (max-width: 920px) {
  body { font-size: 18px; }
  .nav__links { display: none; }
  .nav__inner { gap: 14px; }
  .section { padding: 76px 0; }
  .hero { padding: 56px 0 70px; }
  .hero__inner { grid-template-columns: 1fr; gap: 44px; text-align: center; }
  .hero__book { order: -1; }
  .hero__bullets { display: inline-block; text-align: left; }
  .hero__cta { align-items: center; }
  .hero__trust { justify-content: center; }
  .problem__grid,
  .chapters { grid-template-columns: 1fr 1fr; }
  .solution__grid,
  .author__grid,
  .reviews__grid,
  .worth__grid { grid-template-columns: 1fr; gap: 26px; }
  .solution__art { order: -1; }
  .offer__top { grid-template-columns: 1fr; }
  .offer__cover { max-width: 160px; margin: 0 auto; }
  .author__photo { aspect-ratio: 16 / 11; }
}

/* ---- Phones ---- */
@media (max-width: 600px) {
  body { font-size: 17px; }
  .section { padding: 56px 0; }
  .container { padding: 0 18px; }
  .announce { font-size: .8rem; padding: 8px 14px; }
  .nav__inner { padding: 10px 16px; }
  .nav__brand .nav__name { display: none; }
  .btn--lg { font-size: 1.05rem; padding: 16px 24px; width: 100%; text-align: center; }
  .hero__title { font-size: 1.95rem; }
  .hero__lead { font-size: 1.08rem; }
  .book3d { width: 240px; transform: rotateY(-10deg) rotateX(3deg); }
  .problem__grid,
  .chapters { grid-template-columns: 1fr; }
  .pull { font-size: 1.2rem; }
  .inside__bonus { padding: 30px 22px; }
  .guarantee { flex-direction: column; text-align: center; }
  .offer__top, .offer__buy { padding: 24px 20px; }
  .offer__now { font-size: 2.8rem; }
  .offer__ribbon { top: 16px; right: -46px; padding: 5px 50px; font-size: .72rem; }
  .acc summary { font-size: 1.08rem; padding: 16px 18px; }
  .acc p { padding: 0 18px 18px; }
  .stickybar { padding: 10px 14px; }
  .stickybar__title { font-size: .88rem; }
  .stickybar .btn--small { padding: 9px 14px; font-size: .9rem; }

  /* Popup on phones */
  .modal { padding: 16px; }
  .modal__box { padding: 34px 22px 26px; border-radius: 16px; }
  .modal__kanji { font-size: 2.4rem; }
  .modal__box h3 { font-size: 1.5rem; }
  .modal__box p { font-size: .98rem; }

  /* Keep toast above the sticky buy bar */
  .toast { left: 12px; right: 12px; bottom: 78px; max-width: none; }
}

@media (max-width: 360px) {
  .hero__title { font-size: 1.7rem; }
  .book3d { width: 200px; }
}