/* Tsuzuru の紹介ページ。**法務ページ (legal.css) とは別。**
   画面写真が主役。文字だけだと「何ができるのか」が伝わらない。 */
:root {
  --paper: #f6eee0;
  --card: #fdf8ef;
  --ink: #3a2e22;
  --muted: #7d7266;
  --line: #e3d8c6;
  --accent: #b8631f;
  --dark: #21242b;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.85 -apple-system, BlinkMacSystemFont, "Hiragino Sans",
    "Noto Sans JP", "Segoe UI", Roboto, sans-serif;
}
img { max-width: 100%; display: block; }
a { color: var(--accent); }
.wrap { max-width: 60rem; margin: 0 auto; padding: 0 24px 80px; }

header.site {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 0; border-bottom: 1px solid var(--line);
}
.brand {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: var(--ink); font-weight: 600; letter-spacing: .1em;
}
.brand img { width: 34px; height: 34px; }
header.site nav a { color: var(--muted); text-decoration: none; margin-left: 18px; font-size: 14px; }

.eyebrow {
  font-size: 12px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 10px;
}

/* 見出しと画面写真を並べる。狭い画面では縦に積む。 */
.hero { display: grid; grid-template-columns: 1fr 320px; gap: 48px;
  align-items: center; padding: 56px 0 48px; }
.hero h1 { font-size: 40px; line-height: 1.35; font-weight: 600; margin-bottom: 16px; }
.hero .lead { font-size: 17px; color: var(--muted); }
.soon {
  display: inline-block; margin-top: 26px; padding: 11px 26px;
  border: 1px solid var(--ink); border-radius: 999px;
  font-size: 14px; letter-spacing: .06em;
}

/* 画面写真は端末の枠に入れる。**そのまま置くと浮く。** */
.shot {
  border-radius: 22px; overflow: hidden; background: var(--dark);
  padding: 6px; box-shadow: 0 18px 40px rgba(58, 46, 34, .18);
}
.shot img { border-radius: 17px; }

.trust { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
  padding: 22px 0 0; border-top: 1px solid var(--line); }
.trust div { font-size: 14px; }
.trust strong { display: block; }
.trust span { color: var(--muted); }

section { padding: 52px 0; border-top: 1px solid var(--line); margin-top: 40px; }
h2 { font-size: 24px; font-weight: 600; margin-bottom: 8px; line-height: 1.5; }
section > .lead { color: var(--muted); margin-bottom: 26px; }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.steps article { background: var(--card); border: 1px solid var(--line);
  border-radius: 10px; padding: 18px; }
.steps span { display: inline-block; width: 26px; height: 26px; line-height: 26px;
  text-align: center; border-radius: 50%; background: var(--ink); color: var(--paper);
  font-size: 13px; margin-bottom: 10px; }
.steps h3 { font-size: 16px; margin-bottom: 6px; }
.steps p { font-size: 14px; color: var(--muted); }

.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.gallery figcaption { font-size: 13px; color: var(--muted); margin-top: 10px; }

.split { display: grid; grid-template-columns: 1fr 300px; gap: 48px; align-items: center; }
.checks { list-style: none; margin-top: 14px; }
.checks li { margin: 7px 0; padding-left: 20px; position: relative; font-size: 15px; }
.checks li::before { content: "✓"; position: absolute; left: 0; color: var(--accent); }

.plans { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; margin-top: 22px; }
.plans article { background: var(--card); border: 1px solid var(--line);
  border-radius: 10px; padding: 22px; }
.plans .premium { border-color: var(--accent); }
.plan { font-size: 13px; letter-spacing: .1em; color: var(--muted); }
.price { font-size: 28px; font-weight: 600; margin: 4px 0 12px; }
.price small { font-size: 13px; color: var(--muted); font-weight: 400; }
.plans ul { list-style: none; }
.plans li { font-size: 14px; margin: 6px 0; padding-left: 16px; position: relative; }
.plans li::before { content: "—"; position: absolute; left: 0; color: var(--muted); }

.privacy { background: var(--card); border: 1px solid var(--line);
  border-radius: 12px; padding: 28px; }
.privacy ul { list-style: none; margin-top: 12px; }
.privacy li { margin: 8px 0; padding-left: 18px; position: relative; font-size: 15px; }
.privacy li::before { content: "—"; position: absolute; left: 0; color: var(--muted); }
.note { font-size: 13px; color: var(--muted); margin-top: 14px; }

footer.site { border-top: 1px solid var(--line); padding: 26px 0 0;
  margin-top: 40px; font-size: 13px; color: var(--muted); }
footer.site a { color: var(--muted); margin-right: 14px; }

@media (max-width: 760px) {
  .hero, .split { grid-template-columns: 1fr; gap: 30px; }
  .hero { padding: 36px 0 32px; }
  .hero h1 { font-size: 30px; }
  .hero .shot, .split .shot { max-width: 300px; margin: 0 auto; }
  .steps, .gallery, .plans, .trust { grid-template-columns: 1fr; }
  .gallery { max-width: 320px; margin: 0 auto; }
}

/* --- どんな本が作れるか。**用途ごとに実物の表紙を見せる。** --- */
.uses { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.uses figure { margin: 0; }
.uses .cover {
  border-radius: 6px; overflow: hidden;
  box-shadow: 0 10px 24px rgba(58, 46, 34, .16);
  aspect-ratio: 2 / 3; background: var(--card);
}
.uses .cover img { width: 100%; height: 100%; object-fit: cover; }
.uses figcaption { margin-top: 10px; font-size: 13px; }
.uses figcaption strong { display: block; font-size: 14px; }
.uses figcaption span { color: var(--muted); }

/* 「本として読む」の 3 枚は、真ん中を少し持ち上げる。 */
.gallery figure:nth-child(2) .shot { transform: translateY(-14px); }

/* 締めの一言。 */
.closing { text-align: center; padding: 56px 0 8px; }
.closing h2 { font-size: 26px; line-height: 1.6; }
.closing p { color: var(--muted); margin-top: 12px; }

@media (max-width: 760px) {
  .uses { grid-template-columns: repeat(2, 1fr); }
  .gallery figure:nth-child(2) .shot { transform: none; }
}

/* --- ランディングページの部品 --- */
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.button {
  display: inline-block; padding: 13px 26px; border-radius: 999px;
  text-decoration: none; font-size: 15px; font-weight: 600;
  border: 1px solid var(--ink); transition: transform 120ms ease;
}
.button:hover { transform: translateY(-1px); }
.button.primary { background: var(--ink); color: var(--paper); }
.button.secondary { background: transparent; color: var(--ink); }
.status {
  margin-top: 18px; font-size: 13px; color: var(--muted);
  display: inline-flex; align-items: center; gap: 8px;
}
.status::before {
  content: ""; width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent);
}

/* 端末の後ろに、紙の色の面を敷く。**写真が宙に浮かないように。** */
.hero-visual { position: relative; display: flex; justify-content: center; }
.hero-visual::before {
  content: ""; position: absolute; inset: -6% -12% -4%;
  border-radius: 46% 54% 48% 52% / 44% 46% 54% 56%;
  background: linear-gradient(150deg, #efe3cd, #f9f3e8);
  transform: rotate(-4deg);
}
.hero-visual .shot { position: relative; z-index: 1; }

/* 見出しと「すべて見る」を横に並べる。 */
.section-head {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 20px; margin-bottom: 22px;
}
.section-head h2 { margin-bottom: 4px; }
.section-head a { font-size: 14px; white-space: nowrap; }

/* 帯。**背景を変えて、ページに区切りを作る。** */
.band {
  background: var(--ink); color: var(--paper);
  border-radius: 16px; padding: 36px; margin-top: 40px;
}
.band h2 { color: var(--paper); }
.band .eyebrow { color: #e0a86a; }
.band ul { list-style: none; margin-top: 14px; }
.band li { margin: 8px 0; padding-left: 18px; position: relative; font-size: 15px; }
.band li::before { content: "—"; position: absolute; left: 0; opacity: .6; }
.band .note { color: rgba(246, 238, 224, .66); }

/* 使い道のページ。1 冊ずつ、表紙と中身を並べる。 */
.case { display: grid; grid-template-columns: 200px 1fr; gap: 32px;
  padding: 44px 0; border-top: 1px solid var(--line); align-items: start; }
.case .cover { border-radius: 6px; overflow: hidden; aspect-ratio: 2/3;
  box-shadow: 0 12px 28px rgba(58,46,34,.18); }
.case .cover img { width: 100%; height: 100%; object-fit: cover; }
.case h3 { font-size: 20px; margin: 0 0 8px; }
.case .kind { font-size: 12px; letter-spacing: .12em; color: var(--accent);
  text-transform: uppercase; margin-bottom: 6px; }
.case .inner { display: flex; gap: 12px; margin-top: 18px; }
.case .inner img { width: 116px; border-radius: 4px; }

@media (max-width: 760px) {
  .case { grid-template-columns: 1fr; gap: 18px; }
  .case .cover { max-width: 200px; }
  .band { padding: 26px; }
  .section-head { flex-direction: column; align-items: flex-start; }
}