/* ==========================================================================
   とじしろ舎
   ミニマル・大きな余白・大きな写真。色数は最小限。
   ========================================================================== */

:root {
  --ink:        #1d1d1f;
  --ink-2:      #6e6e73;
  --ink-3:      #86868b;
  --paper:      #ffffff;
  --paper-2:    #f5f5f7;
  --line:       #d2d2d7;
  --accent:     #1d1d1f;
  --radius:     20px;
  --radius-lg:  28px;
  --nav-h:      52px;

  --step-hero:  clamp(2.6rem, 6.4vw, 5.4rem);
  --step-h2:    clamp(2rem, 4.4vw, 3.4rem);
  --step-h3:    clamp(1.25rem, 2vw, 1.6rem);
  --step-lead:  clamp(1.05rem, 1.6vw, 1.32rem);
}

*,
*::before,
*::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue",
               "Hiragino Sans", "Hiragino Kaku Gothic ProN",
               "Noto Sans JP", "Yu Gothic", sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.7;
  font-size: 17px;
  letter-spacing: .012em;
  -webkit-font-smoothing: antialiased;
}

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

a { color: inherit; }

.wrap  { width: min(1120px, 88%); margin-inline: auto; }
.wrap-n{ width: min(720px, 88%);  margin-inline: auto; }

/* ===== ナビゲーション ===== */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, .72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid rgba(0, 0, 0, .08);
}
.nav-inner {
  width: min(1120px, 88%);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-size: .95rem;
  font-weight: 600;
  letter-spacing: .04em;
  text-decoration: none;
}
.nav-menu {
  display: flex;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-menu a {
  font-size: .8rem;
  color: var(--ink-2);
  text-decoration: none;
  transition: color .2s;
}
.nav-menu a:hover,
.nav-menu a[aria-current="page"] { color: var(--ink); }

/* ===== ヒーロー ===== */
.hero {
  text-align: center;
  padding: clamp(4rem, 9vw, 7.5rem) 0 0;
}
.hero-title {
  margin: 0 0 1.1rem;
  font-size: var(--step-hero);
  line-height: 1.08;
  letter-spacing: -.022em;
  font-weight: 600;
}
.hero-sub {
  margin: 0 auto 2rem;
  max-width: 34em;
  font-size: var(--step-lead);
  color: var(--ink-2);
  line-height: 1.6;
}
.hero-media {
  margin-top: clamp(2.4rem, 5vw, 4rem);
  overflow: hidden;
}
.hero-media img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* ===== リンク（テキスト） ===== */
.link {
  color: #06c;
  text-decoration: none;
  font-size: 1rem;
}
.link:hover { text-decoration: underline; }
.link::after { content: " ›"; }

.hero-links {
  display: flex;
  gap: 1.9rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== ボタン ===== */
.btn {
  display: inline-block;
  padding: .82rem 1.5rem;
  border-radius: 980px;
  background: #06c;
  color: #fff;
  font-size: 1rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  transition: background .2s, transform .2s;
}
.btn:hover { background: #0071e3; }
.btn:active { transform: scale(.98); }
.btn-ghost {
  background: transparent;
  color: #06c;
  border: 1px solid #06c;
}
.btn-ghost:hover { background: rgba(0, 102, 204, .06); }

/* ===== セクション ===== */
.section { padding: clamp(4.5rem, 10vw, 8.5rem) 0; }
.section-tint { background: var(--paper-2); }

.eyebrow {
  margin: 0 0 .7rem;
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--ink-3);
  text-transform: uppercase;
}
.h2 {
  margin: 0 0 1rem;
  font-size: var(--step-h2);
  line-height: 1.14;
  letter-spacing: -.018em;
  font-weight: 600;
}
.lead {
  margin: 0;
  max-width: 38em;
  font-size: var(--step-lead);
  color: var(--ink-2);
  line-height: 1.65;
}
.center { text-align: center; }
.center .lead { margin-inline: auto; }

/* ===== 交互レイアウト ===== */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}
.split-media img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--radius-lg);
}
.split + .split { margin-top: clamp(3.5rem, 8vw, 7rem); }
.split.reverse .split-media { order: 2; }

/* ===== カード ===== */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: clamp(2.5rem, 5vw, 4rem);
}
.card {
  background: var(--paper);
  border-radius: var(--radius-lg);
  padding: 2.4rem 2rem;
  border: 1px solid var(--line);
}
.section-tint .card { border-color: transparent; }
.card h3 {
  margin: 0 0 .6rem;
  font-size: var(--step-h3);
  letter-spacing: -.01em;
  font-weight: 600;
}
.card p {
  margin: 0;
  color: var(--ink-2);
  font-size: .97rem;
}

/* ===== 数字を並べる ===== */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 2.5rem 1.5rem;
  margin-top: clamp(2.5rem, 5vw, 4rem);
  text-align: center;
}
.stat-num {
  display: block;
  font-size: clamp(2.4rem, 4.6vw, 3.6rem);
  font-weight: 600;
  letter-spacing: -.02em;
  line-height: 1.1;
}
.stat-label {
  display: block;
  margin-top: .4rem;
  font-size: .9rem;
  color: var(--ink-2);
}

/* ===== 手順 ===== */
.steps {
  counter-reset: step;
  list-style: none;
  margin: clamp(2.5rem, 5vw, 4rem) 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}
.steps li {
  counter-increment: step;
  display: grid;
  grid-template-columns: 3.4rem 1fr;
  gap: 1.4rem;
  padding: 1.9rem 0;
  border-top: 1px solid var(--line);
}
.steps li:last-child { border-bottom: 1px solid var(--line); }
.steps li::before {
  content: counter(step, decimal-leading-zero);
  font-size: .95rem;
  font-weight: 600;
  color: var(--ink-3);
  padding-top: .2rem;
}
.steps h3 {
  margin: 0 0 .35rem;
  font-size: 1.12rem;
  font-weight: 600;
}
.steps p {
  margin: 0;
  color: var(--ink-2);
  font-size: .97rem;
}

/* ===== 引用 ===== */
.quotes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: clamp(2.5rem, 5vw, 4rem);
}
.quote {
  margin: 0;
  padding: 2.2rem 2rem;
  background: var(--paper);
  border-radius: var(--radius-lg);
}
.section-tint .quote { background: var(--paper); }
.quote p {
  margin: 0 0 1.1rem;
  font-size: 1.06rem;
  line-height: 1.7;
}
.quote footer {
  font-size: .87rem;
  color: var(--ink-3);
}

/* ===== 全面写真 ===== */
.showcase {
  position: relative;
  min-height: clamp(420px, 62vh, 640px);
  display: grid;
  place-items: center;
  text-align: center;
  overflow: hidden;
  background: #000;
}
.showcase img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .62;
}
.showcase-body {
  position: relative;
  color: #fff;
  padding: 3rem 1.5rem;
}
.showcase .h2 { color: #fff; }
.showcase .lead {
  color: rgba(255, 255, 255, .82);
  margin-inline: auto;
}

/* ===== 本文ページ ===== */
.page-head {
  padding: clamp(3.4rem, 7vw, 6rem) 0 clamp(2rem, 4vw, 3rem);
  text-align: center;
}
.page-title {
  margin: 0 0 .8rem;
  font-size: var(--step-h2);
  letter-spacing: -.018em;
  font-weight: 600;
}
.prose { padding-bottom: clamp(4rem, 9vw, 7rem); }
.prose h2 {
  margin: clamp(2.8rem, 5vw, 4rem) 0 .9rem;
  font-size: var(--step-h3);
  letter-spacing: -.01em;
  font-weight: 600;
}
.prose h2:first-child { margin-top: 0; }
.prose p {
  margin: 0 0 1.25rem;
  color: #333336;
}
.prose img {
  border-radius: var(--radius-lg);
  margin: 2.2rem 0;
}
.spec {
  width: 100%;
  border-collapse: collapse;
  margin: 1.6rem 0;
  font-size: .97rem;
}
.spec th,
.spec td {
  padding: 1rem .2rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}
.spec th {
  width: 9em;
  font-weight: 500;
  color: var(--ink-2);
}

/* ===== フォーム ===== */
.form {
  display: grid;
  gap: 1.4rem;
  margin-top: 2.4rem;
}
.field label {
  display: block;
  font-size: .88rem;
  font-weight: 500;
  margin-bottom: .5rem;
}
.field .req {
  color: #d1273f;
  margin-left: .35em;
  font-size: .78rem;
}
.field input,
.field textarea,
.field select {
  width: 100%;
  padding: .9rem 1rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--paper);
  font-family: inherit;
  font-size: 1rem;
  color: var(--ink);
  transition: border-color .2s, box-shadow .2s;
}
.field textarea { min-height: 9.5rem; resize: vertical; }
.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: none;
  border-color: #06c;
  box-shadow: 0 0 0 4px rgba(0, 102, 204, .12);
}
.note {
  font-size: .86rem;
  color: var(--ink-3);
  line-height: 1.7;
}

/* ===== フッター ===== */
.footer {
  background: var(--paper-2);
  padding: 3rem 0 2.4rem;
  font-size: .8rem;
  color: var(--ink-2);
}
.footer-top {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2.4rem;
  align-items: center;
  padding-bottom: 1.6rem;
  border-bottom: 1px solid var(--line);
}
.footer-logo {
  font-weight: 600;
  color: var(--ink);
  font-size: .92rem;
}
.footer-menu {
  display: flex;
  gap: 1.6rem;
  list-style: none;
  margin: 0;
  padding: 0;
  margin-left: auto;
}
.footer-menu a { text-decoration: none; }
.footer-menu a:hover { text-decoration: underline; }
.footer-bottom { padding-top: 1.4rem; }

/* ===== スクロールで現れる ===== */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .8s cubic-bezier(.2, .7, .2, 1),
              transform .8s cubic-bezier(.2, .7, .2, 1);
}
.reveal.is-in {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ===== スマートフォン ===== */
@media (max-width: 760px) {
  body { font-size: 16px; }
  .nav-menu { gap: 1.2rem; }
  .nav-menu a { font-size: .78rem; }
  .split { grid-template-columns: 1fr; }
  .split.reverse .split-media { order: 0; }
  .steps li { grid-template-columns: 2.6rem 1fr; gap: 1rem; }
  .footer-menu { margin-left: 0; }
}

/* ===== カード内のアイコン ===== */
.icon {
  width: 30px;
  height: 30px;
  color: var(--ink);
  margin-bottom: 1.2rem;
}

/* ===== Contact Form 7 をサイトの見た目に合わせる ===== */
.wpcf7 form.wpcf7-form { display: grid; gap: 1.4rem; margin-top: 2.4rem; }
.wpcf7 label { display: block; font-size: .88rem; font-weight: 500; }
.wpcf7 input[type="text"],
.wpcf7 input[type="email"],
.wpcf7 input[type="tel"],
.wpcf7 textarea,
.wpcf7 select {
  width: 100%;
  margin-top: .5rem;
  padding: .9rem 1rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--paper);
  font-family: inherit;
  font-size: 1rem;
  color: var(--ink);
  transition: border-color .2s, box-shadow .2s;
}
.wpcf7 textarea { min-height: 9.5rem; resize: vertical; }
.wpcf7 input:focus,
.wpcf7 textarea:focus,
.wpcf7 select:focus {
  outline: none;
  border-color: #06c;
  box-shadow: 0 0 0 4px rgba(0, 102, 204, .12);
}
.wpcf7 input[type="submit"] {
  padding: .82rem 1.9rem;
  border-radius: 980px;
  background: #06c;
  color: #fff;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  font-family: inherit;
}
.wpcf7 input[type="submit"]:hover { background: #0071e3; }
.wpcf7 .wpcf7-not-valid-tip { color: #d1273f; font-size: .84rem; margin-top: .4rem; }
.wpcf7 form .wpcf7-response-output {
  margin: 1.4rem 0 0;
  padding: 1rem 1.1rem;
  border-radius: 12px;
  border: 1px solid var(--line);
  font-size: .92rem;
}
.wpcf7 .wpcf7-spinner { display: block; margin: .6rem 0 0; }