/* 共通・TOP */
@charset "UTF-8";
:root {
  --black: #050505;
  --white: #fff;
  --gray: #c7c7c7;
  --line: #555;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--black);
  color: var(--white);
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
  letter-spacing: 0.04em;
}
a {
  color: inherit;
  text-decoration: none;
}
img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.header {
  height: 100px;
  padding: 0 5.5vw;
  display: flex;
  align-items: center;
  gap: 3vw;
  background: #fff;
  color: #111;
  position: relative;
  z-index: 10;
}
.logo {
  font-family: Arial, sans-serif;
  font-size: 52px;
  font-weight: 700;
  letter-spacing: -0.05em;
  margin-right: auto;
}
.nav {
  display: flex;
  gap: 2.3vw;
  font-weight: 600;
}
.nav a {
  white-space: nowrap;
}
.header-cta {
  background: #050505;
  color: #fff;
  padding: 18px 38px;
  font-weight: 600;
}
.menu-button {
  display: none;
}
.hero {
  height: 730px;
  position: relative;
  overflow: hidden;
  background: linear-gradient(120deg, #5f3b21, #d2b08d 45%, #9c8774);
}
.hero > img {
  position: absolute;
  inset: 0;
}
.hero-copy {
  position: absolute;
  top: 95px;
  left: 18.5%;
  max-width: 750px;
  text-shadow: 0 2px 12px #333;
}
.hero h1 {
  font-size: 58px;
  line-height: 1.35;
  margin: 0 0 80px;
  font-weight: 600;
}
.hero-copy p {
  font-size: 16px;
  line-height: 2;
}
.hero-word {
  position: absolute;
  z-index: 1;
  right: -20px;
  bottom: -15px;
  margin: 0;
  font:
    700 70px/1 Arial,
    sans-serif;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.approach {
  max-width: 1100px;
  margin: auto;
  padding: 95px 0 80px;
}
.section-label {
  text-align: center;
  font:
    23px Georgia,
    serif;
  margin-bottom: 75px;
}
.section-label span {
  display: inline-block;
  border-bottom: 1px solid #fff;
  padding: 0 9px 10px;
}
.intro {
  width: 76%;
  margin: auto;
}
.intro h2 {
  font-size: 42px;
  line-height: 1.55;
  margin: 0 0 50px;
}
.intro-text {
  font-size: 15px;
  line-height: 2;
}
.intro-text p {
  margin: 0 0 28px;
}
.approach-image {
  height: 440px;
  margin: 75px auto 130px;
  width: 82%;
  background: linear-gradient(100deg, #151515, #836540, #161616);
  position: relative;
  overflow: hidden;
}
.approach-image span {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: #aaa;
  font:
    14px Arial,
    sans-serif;
}
.approach-image img {
  position: relative;
  z-index: 1;
}
.values {
  width: 70%;
  margin: auto;
}
.value-card {
  background: #fff;
  color: #111;
  min-height: 270px;
  padding: 45px 55px 35px;
  margin: 0 0 105px;
  position: relative;
}
.value-en {
  position: absolute;
  top: -45px;
  left: 30px;
  margin: 0;
  color: #aaa;
  font:
    64px/1 Georgia,
    serif;
  letter-spacing: 0.02em;
}
.value-content {
  display: grid;
  grid-template-columns: 1fr 120px;
  gap: 20px;
  align-items: start;
}
.value-card h3 {
  font-size: 27px;
  line-height: 1.4;
  margin: 0 0 25px;
}
.value-card div p {
  font-size: 13px;
  line-height: 1.85;
  margin: 0;
}
.icon {
  font:
    74px/1 Georgia,
    serif;
  text-align: center;
  transform: rotate(180deg);
  color: #202020;
}
.icon.people {
  font-size: 47px;
  white-space: nowrap;
}
.contact {
  max-width: 720px;
  margin: 0 auto;
  padding: 20px 0 140px;
}
.contact-label {
  width: max-content;
  border: 1px solid #777;
  padding: 5px 23px;
  margin: 0 auto 45px;
  font:
    14px Arial,
    sans-serif;
  letter-spacing: 0.12em;
}
.contact h2 {
  font-size: 42px;
  line-height: 1.5;
  margin: 0 0 25px;
}
.contact > p:not(.contact-label) {
  font-size: 15px;
  line-height: 2;
  color: #ccc;
}
.contact > a {
  height: 77px;
  border: 1px solid #666;
  margin-top: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 23px;
  position: relative;
}
.contact > a span {
  position: absolute;
  right: 28px;
  font:
    46px Arial,
    sans-serif;
  color: #777;
}
.footer {
  max-width: 900px;
  margin: auto;
  border-top: 1px solid #555;
  padding: 45px 0 25px;
  font-size: 12px;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 100px;
}
.footer-title {
  font:
    12px Georgia,
    serif;
  margin: 0 0 22px;
}
.footer nav {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.footer address {
  font-style: normal;
  line-height: 1.8;
}
.copyright {
  text-align: center;
  border-top: 1px solid #555;
  margin: 38px 0 0;
  padding-top: 25px;
}
.menu-button {
  border: 0;
  background: transparent;
  padding: 10px;
}


/* TOP画像 */
.logo {
  width: 128px;
  height: auto;
  margin-right: auto;
  font-size: 0;
}

.logo img {
  width: 100%;
  height: auto;
  object-fit: contain;
}

.hero > picture {
  position: absolute;
  inset: 0;
}

.hero {
  height: auto;
  aspect-ratio: 1920 / 760;
}

.hero > picture img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.hero-copy {
  top: 10.5%;
  left: 18.8%;
  width: 52%;
  max-width: 720px;
  text-shadow: 0 1px 6px rgba(0, 0, 0, .65);
}

.hero h1 {
  margin: 0 0 clamp(58px, 7vw, 96px);
  font-size: clamp(48px, 5vw, 68px);
  font-weight: 600;
  line-height: 1.32;
  letter-spacing: .015em;
}

.hero-copy p {
  margin: 0;
  font-size: clamp(14px, 1.5vw, 20px);
  font-weight: 600;
  line-height: 1.62;
  letter-spacing: .015em;
}

.value-content > .icon {
  width: 100%;
  height: auto;
  max-height: 105px;
  object-fit: contain;
  transform: none;
}

/* お問い合わせ導線 */
.contact {
  width: min(616px, calc(100% - 40px));
  max-width: none;
  margin: 0 auto;
  padding: 82px 0 142px;
}

.contact-label {
  width: 163px;
  margin: 0 auto 43px;
  padding: 7px 0 6px;
  border: 1px solid #747474;
  font: 20px/1 Arial, sans-serif;
  letter-spacing: .08em;
  text-align: center;
}

.contact h2 {
  margin: 0 0 27px;
  font-size: 48px;
  font-weight: 500;
  line-height: 1.65;
  letter-spacing: .045em;
}

.contact > p:not(.contact-label) {
  margin: 0;
  color: #fff;
  font-size: 20px;
  line-height: 2;
  letter-spacing: .03em;
}

.contact > a {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 88px;
  margin-top: 74px;
  border: 1px solid #777;
  font-size: 28px;
  letter-spacing: .08em;
}

.contact > a span {
  position: absolute;
  top: 50%;
  right: 34px;
  width: 24px;
  height: 24px;
  color: transparent;
  border-top: 1px solid #aaa;
  border-right: 1px solid #aaa;
  transform: translateY(-50%) rotate(45deg);
}

/* フッター */
.footer {
  width: min(1200px, calc(100% - 80px));
  max-width: 1200px;
  /* width: min(804px, calc(100% - 40px));
  max-width: none; */
  margin: 0 auto;
  padding: 38px 110px 0;
  border-top: 1px solid #777;
  font-size: 16px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: 88px;
  min-height: 308px;
}

.footer-title {
  margin: 0 0 27px;
  font: 15px/1 Georgia, serif;
  letter-spacing: .12em;
}

.footer nav {
  gap: 25px;
}

.footer address {
  font-style: normal;
  line-height: 1.85;
  white-space: nowrap;
}

.copyright {
  margin: 0 -110px;
  padding: 22px 0 88px;
  border-top: 1px solid #777;
  font-size: 15px;
  letter-spacing: .08em;
  text-align: center;
}

/* Mission・Vision・Value */

/* 小幅スマートフォン */
@media (max-width: 360px) {
  .value-card {
    min-height: 0;
    padding-top: 48px;
  }

  .value-card h3 {
    min-height: 55px;
    padding-right: 65px;
    white-space: normal;
  }

  .value-content > .icon {
    top: -25px;
    width: 65px;
    height: 65px;
  }
}

/* 事業内容ページ */
.service-page {
  min-height: 100vh;
  background: #000;
}

.service-page .nav a[aria-current="page"] {
  text-decoration: underline;
  text-underline-offset: 6px;
}

.service-hero {
  position: relative;
  aspect-ratio: 1921 / 760;
  overflow: hidden;
}

.service-hero > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.service-hero-copy {
  position: absolute;
  top: 16%;
  left: 19%;
  width: 62%;
  max-width: 1000px;
  text-shadow: 0 1px 6px rgba(0, 0, 0, .65);
}

.service-kicker {
  margin: 0 0 16px;
  font: 24px/1 Georgia, serif;
  letter-spacing: .08em;
}

.service-hero h1 {
  margin: 0 0 50px;
  font-size: clamp(48px, 5vw, 72px);
  font-weight: 500;
  line-height: 1.2;
}

.service-hero-copy > p:last-child {
  max-width: 900px;
  margin: 0;
  font-size: clamp(17px, 1.7vw, 25px);
  font-weight: 600;
  line-height: 1.75;
}

.service-list {
  width: min(900px, calc(100% - 48px));
  margin: 0 auto;
  padding: 190px 0 250px;
}

.service-item {
  margin-bottom: 245px;
}

.service-item:last-child {
  margin-bottom: 0;
}

.service-item > header {
  display: flex;
  align-items: baseline;
  gap: 26px;
  margin-bottom: 28px;
}

.service-item > header span {
  flex: none;
  font-family: "ヒラギノ明朝 StdN", "Hiragino Mincho StdN", "ヒラギノ明朝 ProN", "Hiragino Mincho ProN", "游明朝", "Yu Mincho", serif;
  font-size: 80px;
  line-height: 1;
  letter-spacing: .03em;
}

.service-item > header p {
  margin: 0;
  color: #555;
  font: 28px/1 Georgia, serif;
  letter-spacing: .06em;
}

.service-item h2 {
  margin: 0 0 55px;
  font-size: 29px;
  font-weight: 600;
  line-height: 1.5;
}

.service-lead {
  margin: 0 0 25px;
  font-size: 17px;
  line-height: 1.7;
}

.service-item ul {
  margin: 0;
  padding: 24px 0 0;
  border-top: 1px solid #777;
  list-style: none;
  font-size: 16px;
  line-height: 1.65;
}

.service-item li {
  position: relative;
  padding-left: 22px;
}

.service-item li::before {
  position: absolute;
  top: .55em;
  left: 0;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #fff;
  content: "";
}


/* 会社概要ページ */
.company-page {
  min-height: 100vh;
  background: #000;
}

.company-page .nav a[aria-current="page"] {
  text-decoration: underline;
  text-underline-offset: 6px;
}

.company-hero {
  position: relative;
  aspect-ratio: 1921 / 760;
  overflow: hidden;
}

.company-hero > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.company-hero-copy {
  position: absolute;
  top: 16%;
  left: 18.5%;
  text-shadow: 0 1px 7px rgba(0, 0, 0, .65);
}

.company-hero-copy p {
  margin: 0 0 15px;
  font: 25px/1 Georgia, serif;
  letter-spacing: .06em;
}

.company-hero h1 {
  margin: 0;
  font-size: clamp(52px, 5vw, 78px);
  font-weight: 500;
  line-height: 1.2;
}

.company-content {
  width: min(900px, calc(100% - 48px));
  margin: 0 auto;
  padding: 190px 0 245px;
}

.company-heading {
  margin-bottom: 66px;
  padding: 0 38px 54px;
  border-bottom: 1px solid #777;
}

.company-heading p {
  margin: 0 0 8px;
  font: 14px/1 Georgia, serif;
  letter-spacing: .08em;
}

.company-heading h2 {
  margin: 0;
  font-size: 34px;
  font-weight: 500;
  line-height: 1.2;
}

.message-first {
  display: grid;
  grid-template-columns: 1fr 350px;
  gap: 55px;
  padding: 0 20px;
}

.message-first-text,
.message-rest {
  font-size: 22px;
  line-height: 1.55;
}

.message-first-text p,
.message-rest > p {
  margin: 0 0 34px;
}

.message-first img {
  width: 350px;
  height: auto;
  align-self: start;
  object-fit: cover;
}

.message-rest {
  padding: 62px 20px 0;
}

.message-rest .signature {
  margin: -8px 0 110px;
  text-align: right;
}

.career {
  margin-bottom: 170px;
}

.career p {
  margin: 0;
}

.profile-heading {
  margin-bottom: 0;
}

.company-data {
  margin: 0;
  font-size: 18px;
}

.company-data > div {
  display: grid;
  grid-template-columns: 220px 1fr;
  align-items: center;
  min-height: 118px;
  padding: 24px 20px;
  border-bottom: 1px solid #777;
}

.company-data dt,
.company-data dd {
  margin: 0;
}

.company-data dd {
  line-height: 1.65;
}


/* 事例紹介ページ */
.case-page {
  min-height: 100vh;
  background: #000;
}

.case-page .nav a[aria-current="page"] {
  text-decoration: underline;
  text-underline-offset: 6px;
}

.case-hero {
  position: relative;
  aspect-ratio: 1921 / 760;
  overflow: hidden;
}

.case-hero > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.case-hero-copy {
  position: absolute;
  top: 16%;
  left: 18.5%;
  text-shadow: 0 1px 7px rgba(0, 0, 0, .72);
}

.case-hero-copy p {
  margin: 0 0 17px;
  font: 25px/1 Georgia, serif;
  letter-spacing: .07em;
}

.case-hero h1 {
  margin: 0;
  font-size: clamp(52px, 5vw, 78px);
  font-weight: 500;
  line-height: 1.2;
}

.case-list {
  width: min(900px, calc(100% - 48px));
  margin: 0 auto;
  padding: 250px 0 260px;
}

.case-item {
  margin-bottom: 235px;
  padding: 0 20px;
}

.case-item:last-child {
  margin-bottom: 0;
}

.case-item h2 {
  margin: 0 0 53px;
  padding: 0 16px 24px;
  border-bottom: 1px solid #888;
  font-size: 31px;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: .06em;
}

.case-item h3 {
  margin: 0 0 32px;
  font-size: 21px;
  font-weight: 600;
  line-height: 1.55;
  text-align: center;
}

.case-item > p {
  margin: 0 16px;
  font-size: 20px;
  line-height: 1.43;
  letter-spacing: .04em;
}


/* お問い合わせフォーム */
.contact-page {
  min-height: 100vh;
  background: #000;
}

.contact-page .nav a[aria-current="page"] {
  text-decoration: underline;
  text-underline-offset: 6px;
}

.form-main {
  min-height: 1250px;
}

.form-wrap {
  width: min(1100px, calc(100% - 48px));
  margin: 0 auto;
  padding: 150px 0 170px;
}

.form-heading {
  margin-bottom: 42px;
  padding: 0 8px 45px;
  border-bottom: 1px solid #888;
}

.form-heading p {
  margin: 0 0 10px;
  font: 16px/1 Arial, sans-serif;
  letter-spacing: .1em;
}

.form-heading h1 {
  margin: 0;
  font-family: Arial, "Hiragino Kaku Gothic ProN", sans-serif;
  font-size: 42px;
  font-weight: 600;
  letter-spacing: .04em;
}

.form-field {
  margin-bottom: 45px;
}

.form-field label {
  display: block;
  margin: 0 8px 28px;
  font-family: Arial, "Hiragino Kaku Gothic ProN", sans-serif;
  font-size: 25px;
  font-weight: 500;
}

.form-field label span {
  color: #f00;
}

.form-field input,
.form-field textarea {
  display: block;
  width: 100%;
  margin: 0;
  padding: 18px 8px 20px;
  border: 0;
  border-bottom: 1px solid #aaa;
  border-radius: 0;
  outline: none;
  background: transparent;
  color: #fff;
  font: 23px/1.5 Arial, "Hiragino Kaku Gothic ProN", sans-serif;
  letter-spacing: .08em;
  appearance: none;
}

.form-field textarea {
  min-height: 155px;
  resize: vertical;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: #999;
  opacity: 1;
}

.form-field input:focus,
.form-field textarea:focus {
  border-color: #fff;
  box-shadow: 0 1px 0 #fff;
}

.form-consent {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin: 65px 0 32px;
  font-family: Arial, "Hiragino Kaku Gothic ProN", sans-serif;
  font-size: 16px;
}

.form-consent input {
  width: 20px;
  height: 20px;
  accent-color: #fff;
}

.form-submit,
.form-message a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: min(420px, 100%);
  height: 76px;
  margin: 0 auto;
  border: 1px solid #888;
  background: transparent;
  color: #fff;
  font-family: Arial, "Hiragino Kaku Gothic ProN", sans-serif;
  font-size: 20px;
  cursor: pointer;
  transition: background .25s ease, color .25s ease;
}

.form-submit:hover,
.form-submit:focus-visible,
.form-message a:hover,
.form-message a:focus-visible {
  background: #fff;
  color: #000;
}

.form-errors,
.form-message {
  margin: 0 0 45px;
  padding: 24px 28px;
  border: 1px solid #a33;
  font-size: 16px;
  line-height: 1.7;
}

.form-errors p,
.form-errors ul,
.form-message h2,
.form-message p {
  margin-top: 0;
}

.form-message.success {
  padding: 55px 30px;
  border-color: #777;
  text-align: center;
}

.form-message a {
  margin-top: 35px;
}

.form-trap {
  position: absolute !important;
  left: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
}


.form-consent a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer .privacy-link {
  letter-spacing: 0;
  white-space: nowrap;
}

.footer-title {
  margin-bottom: 32px;
}

.footer-inner {
  padding-bottom: 36px;
}

/* 個人情報保護方針ページ */
.privacy-page {
  min-height: 100vh;
  background: #000;
}

.privacy-main {
  padding: 185px 0 250px;
}

.privacy-content {
  width: min(900px, calc(100% - 48px));
  margin: 0 auto;
}

.privacy-content h1 {
  margin: 0 0 72px;
  padding-bottom: 58px;
  border-bottom: 1px solid #aaa;
  font-size: 28px;
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: .08em;
  text-align: center;
}

.privacy-body {
  font-size: 23px;
  line-height: 1.48;
  letter-spacing: .045em;
}

.privacy-body > p {
  margin: 0 0 48px;
}

.privacy-body section {
  margin-bottom: 48px;
}

.privacy-body h2,
.privacy-body h3,
.privacy-body p,
.privacy-body ul {
  margin-top: 0;
}

.privacy-body h2,
.privacy-body h3 {
  margin-bottom: 0;
  font-size: inherit;
  font-weight: 500;
  line-height: inherit;
}

.privacy-body p {
  margin-bottom: 0;
}

.privacy-body ul {
  margin-bottom: 0;
  padding-left: 1.7em;
  list-style: none;
}

.privacy-body li {
  position: relative;
}

.privacy-body li::before {
  position: absolute;
  left: -1em;
  content: "・";
}

.privacy-body address {
  margin-top: 75px;
  font-style: normal;
  line-height: 1.5;
}

/* モバイルナビ共通 */
.nav .nav-privacy {
  display: none;
}

/* タブレット：768〜1023px */
@media (min-width: 768px) and (max-width: 1023px) {
  .header { height: 72px; padding: 0 28px; gap: 18px; }
  .logo { width: 92px; height: auto; }
  .header-cta { order: 1; padding: 13px 27px; font-size: 13px; }
  .menu-button { display: block; order: 2; width: 42px; height: 42px; padding: 10px; border: 0; background: transparent; cursor: pointer; }
  .menu-button span { display: block; width: 22px; height: 1px; margin: 6px 0; border: 0; background: #111; transform-origin: center; transition: transform .3s ease, opacity .2s ease; }
  .menu-button[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .menu-button[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-button[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .nav { position: absolute; top: 72px; right: 0; left: 0; display: flex; flex-direction: column; gap: 0; max-height: 0; padding: 0 9vw; overflow: hidden; background: #fff; opacity: 0; visibility: hidden; pointer-events: none; transform: translateY(-12px); transition: max-height .4s ease, padding .4s ease, opacity .25s ease, visibility 0s linear .4s, transform .4s ease; }
  .nav.open { max-height: calc(100vh - 72px); padding: 35px 9vw 55px; overflow-y: auto; opacity: 1; visibility: visible; pointer-events: auto; transform: translateY(0); transition: max-height .4s ease, padding .4s ease, opacity .3s ease .05s, visibility 0s, transform .4s ease; }
  .nav a,
  .nav .nav-privacy { display: flex; align-items: center; width: 70%; min-height: 72px; padding: 14px 6px; border-bottom: 1px solid #444; font-size: 18px; text-decoration: none; white-space: normal; }
  .nav .nav-privacy { line-height: 1.5; }
  .company-page .nav a[aria-current="page"],
  .service-page .nav a[aria-current="page"],
  .case-page .nav a[aria-current="page"],
  .contact-page .nav a[aria-current="page"] { text-decoration: none; }

  .hero-copy { top: 10%; left: 11%; width: 63%; }
  .hero h1 { margin-bottom: 15px; font-size: clamp(38px, 5vw, 50px); }
  .hero-copy p { font-size: 12px; }
  .values { width: 82%; }
  .contact { width: min(616px, calc(100% - 80px)); }

  .footer { width: calc(100% - 80px); padding-right: 40px; padding-left: 40px; font-size: 13px; }
  .footer-inner { grid-template-columns: 1fr 1.3fr; gap: 50px; }
  .footer address { white-space: normal; }
  .footer .privacy-link { font-size: 12px; }
  .copyright { margin-right: -40px; margin-left: -40px; }

  .service-list,
  .company-content,
  .case-list,
  .form-wrap,
  .privacy-content { width: calc(100% - 96px); }

  .service-hero-copy,
  .company-hero-copy,
  .case-hero-copy { left: 12%; }
  .service-hero h1 { margin-bottom: 55px; }
  .message-first { grid-template-columns: 1fr 280px; gap: 38px; }
  .message-first img { width: 280px; }
  .message-first-text,
  .message-rest { font-size: 18px; }
  .company-data > div { grid-template-columns: 180px 1fr; }
  .privacy-main { padding-top: 110px; }
  .privacy-body { font-size: 18px; }
}

/* フォント */
:root {
  --font-noto-sans-jp: "Noto Sans JP", "Noto Sans CJK JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  --font-hira-min-stdn: "HiraMinStdN", "ヒラギノ明朝 StdN", "Hiragino Mincho StdN", "ヒラギノ明朝 ProN", "Hiragino Mincho ProN", "游明朝", "Yu Mincho", serif;
}

.header-cta,
.contact-label,
.form-heading p,
.form-field input,
.form-field textarea {
  font-family: var(--font-noto-sans-jp);
}

.value-en,
.service-item > header p {
  font-family: var(--font-hira-min-stdn);
}

.nav,
.header-cta {
  font-weight: 400;
}

.approach-image img {
  object-fit: contain;
}

/* PC：1024px〜 */
@media (min-width: 1024px) {
  .header .nav {
    font-family: var(--font-noto-sans-jp);
  }

  .hero-copy {
    top: 11%;
    left: 18.8%;
    width: 50%;
    max-width: 760px;
  }

  .hero h1 {
    margin-bottom: clamp(40px, 3vw, 58px);
    font-size: clamp(56px, 3.7vw, 72px);
    line-height: 1.28;
  }

  .hero-copy p {
    font-size: clamp(17px, 1.1vw, 21px);
    line-height: 1.7;
  }

  .hero-word {
    right: -1%;
    bottom: -3%;
    font-size: clamp(90px, 7.5vw, 130px);
  }

  .service-item > header span {
    font-size: 88px;
  }

  .service-item > header p {
    font-size: 31px;
  }

  .service-item h2 {
    font-size: 32px;
  }

  .service-lead {
    font-size: 19px;
  }

  .service-item li {
    font-size: 18px;
  }

  .header-cta {
    padding: 15px 33px;
  }

  .approach {
    width: min(1200px, calc(100% - 80px));
    max-width: 1200px;
    padding-bottom: 0;
  }

  .intro h2 {
    font-size: 48px;
  }

  .intro-text {
    font-size: 20px;
  }

  .approach-image {
    width: 100%;
    max-width: 1200px;
    height: auto;
    aspect-ratio: 1201 / 715;
    margin: 100px auto 250px;
  }

  .value-card:last-child {
    margin-bottom: 0;
  }

  .values {
    width: min(923.7358px, 100%);
  }

  .value-card {
    min-height: 455px;
    margin: 0 0 220px;
    padding: 90px 50px 50px;
  }

  .value-en {
    top: -50px;
    left: 42px;
    font-size: clamp(78px, 7vw, 96px);
    line-height: 1;
  }

  .value-content {
    position: relative;
    display: block;
  }

  .value-card h3 {
    min-height: 58px;
    margin: 0 0 52px;
    padding-right: 190px;
    font-size: clamp(32px, 3vw, 42px);
    line-height: 1.4;
  }

  .value-card div p {
    width: 100%;
    font-size: clamp(17px, 1.75vw, 24px);
    line-height: 1.5;
  }

  .value-content > .icon {
    position: absolute;
    top: -52px;
    right: 38px;
    width: 135px;
    height: 135px;
    max-height: none;
    object-fit: contain;
  }
  .value-card:nth-child(2) .value-content > .icon {
    top: -10px;
  }

  .contact {
    width: min(750px, calc(100% - 80px));
    padding: clamp(120px, 12vw, 230px) 0 clamp(140px, 11vw, 210px);
  }

  .contact-label {
    width: 236px;
    margin-bottom: 70px;
    padding: 9px 0 8px;
    font-size: clamp(20px, 1.55vw, 30px);
  }

  .contact h2 {
    margin-bottom: 40px;
    font-size: clamp(48px, 3.75vw, 64px);
    line-height: 1.55;
  }

  .contact > p:not(.contact-label) {
    font-size: clamp(18px, 1.45vw, 28px);
    line-height: 2;
  }

  .contact > a {
    height: 126px;
    margin-top: 110px;
    font-size: clamp(26px, 2.2vw, 42px);
  }

  .contact > a span {
    right: 48px;
    width: 32px;
    height: 32px;
  }

  .footer {
    width: min(1200px, calc(100% - 80px));
    max-width: 1200px;
  }
}

/* タブレット余白 */
@media (min-width: 768px) and (max-width: 1023px) {
  .approach {
    padding-bottom: 30px;
  }

  .value-card:last-child {
    margin-bottom: 40px;
  }
}

/* スマートフォン：〜767px */
@media (max-width: 767px) {
  .header {
    height: 50.6067px;
    padding: 0 16px;
  }

  .logo {
    font-size: 26px;
    width: 72px;
  }

  .nav {
    position: absolute;
    top: 50.6067px;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    gap: 0;
    display: flex;
    max-height: 0;
    padding: 0 30px;
    overflow: hidden;
    overflow-y: auto;
    font-size: clamp(16px, 4.5vw, 20px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-12px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0);
    transition: max-height .4s ease,
      padding .4s ease,
      opacity .25s ease,
      visibility 0s linear .4s,
      transform .4s ease,
      box-shadow .4s ease;
  }

  .nav.open {
    display: flex;
    max-height: calc(100vh - 50.6067px);
    padding: 42px 30px 70px;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
    box-shadow: 0 10px 20px rgba(0, 0, 0, .16);
    transition: max-height .4s ease,
      padding .4s ease,
      opacity .3s ease .05s,
      visibility 0s,
      transform .4s ease,
      box-shadow .4s ease;
  }

  .nav a,
  .nav .nav-privacy {
    display: flex;
    align-items: center;
    width: 100%;
    min-height: 78px;
    padding: 15px 5px;
    border-bottom: 1px solid #333;
    text-decoration: none;
    white-space: normal;
  }

  .nav a[aria-current="page"],
  .company-page .nav a[aria-current="page"],
  .service-page .nav a[aria-current="page"],
  .case-page .nav a[aria-current="page"],
  .contact-page .nav a[aria-current="page"],
  .privacy-page .nav a[aria-current="page"] {
    text-decoration: none;
  }

  .nav .nav-privacy {
    line-height: 1.5;
  }

  .header-cta {
    font-size: 12px;
    padding: 8px 18px;
    order: 1;
  }

  .menu-button {
    display: block;
    order: 2;
    width: 40px;
    height: 40px;
    padding: 10px;
    cursor: pointer;
  }

  .menu-button span {
    display: block;
    width: 20px;
    height: 1px;
    margin: 5px 0;
    border: 0;
    background: #111;
    transform-origin: center;
    transition: transform .3s ease, opacity .2s ease;
  }

  .hero {
    height: auto;
    aspect-ratio: 750 / 748;
  }

  .hero-copy {
    top: 14%;
    left: 4%;
    right: 4%;
    width: auto;
    max-width: none;
    text-shadow: 0 1px 5px rgba(0, 0, 0, .75);
  }

  .hero h1 {
    margin: 0 0 clamp(38px, 11vw, 56px);
    font-size: 32px;
    line-height: 1.3;
    letter-spacing: .02em;
  }

  .hero-copy p {
    margin: 0;
    font-size: 12px;
    font-weight: 600;
    line-height: 1.62;
    letter-spacing: .015em;
  }

  .hero-word {
    font-size: 56px;
    bottom: -8px;
    right: -5px;
  }

  .approach {
    padding: 75px 0 50px;
    padding-bottom: 20px;
  }

  .section-label {
    font-size: 19px;
    margin-bottom: 70px;
  }

  .intro {
    width: auto;
    padding: 0 25px;
  }

  .intro h2 {
    font-size: 28px;
    margin-bottom: 55px;
  }

  .intro-text {
    font-size: 12px;
    line-height: 1.9;
  }

  .intro-text p {
    font-size: 14px;
  }

  .approach-image {
    width: 100%;
    margin: 60px 0 100px;
    height: auto;
    aspect-ratio: 1201 / 715;
  }

  .values {
    width: 100%;
    padding: 0 19px;
  }

  .value-card {
    min-height: 303px;
    margin-bottom: 125px;
    padding: 60px 15px 27px;
  }

  .value-en {
    top: -27px;
    left: 15px;
    z-index: 1;
    font-size: clamp(44px, 11vw, 56px);
    font-weight: 400;
    line-height: 1;
    color: #999;
  }

  .value-content {
    grid-template-columns: 1fr 75px;
    gap: 5px;
    position: relative;
    display: block;
  }

  .value-card h3 {
    min-height: 67px;
    margin: 0 0 12px;
    padding-right: 82px;
    font-size: 24px;
    font-weight: 600;
    line-height: 1.45;
    letter-spacing: .01em;
  }

  .value-card div p {
    width: 100%;
    margin: 0;
    font-size: 14px;
    line-height: 1.55;
    letter-spacing: .01em;
  }

  .icon {
    font-size: 49px;
  }

  .icon.people {
    font-size: 31px;
  }

  .contact {
    width: calc(100% - 56px);
    padding: 40px 0 96px;
  }

  .contact-label {
    width: 92px;
    margin-bottom: 34px;
    padding: 5px 0 4px;
    font-size: 11px;
  }

  .contact h2 {
    margin-bottom: 16px;
    font-size: 30px;
    line-height: 1.55;
  }

  .contact > p:not(.contact-label) {
    font-size: 14px;
    line-height: 1.9;
  }

  .contact > a {
    height: 58px;
    font-size: 16px;
    margin-top: 36px;
  }

  .footer {
    margin: 0 15px;
    width: calc(100% - 30px);
    padding: 28px 10px 0;
    font-size: 11px;
  }

  .footer-inner {
    font-size: 11px;
    grid-template-columns: 1fr .8fr;
    gap: 8px;
    min-height: 260px;
  }

  .footer nav {
    gap: 15px;
  }

  .footer-title {
    margin-bottom: 18px;
    font-size: 11px;
  }

  .copyright {
    margin: 0 -24px;
    padding: 16px 0 36px;
    font-size: 11px;
  }

  .hero > picture img {
    object-fit: cover;
  }

  .approach-image img {
    object-fit: contain;
  }

  .value-content > .icon {
    position: absolute;
    top: -23px;
    right: 2px;
    width: 72px;
    height: 72px;
    max-height: none;
    object-fit: contain;
  }

  .contact > a span {
    right: 18px;
    width: 15px;
    height: 15px;
  }

  .footer address {
    line-height: 1.7;
    white-space: normal;
    text-decoration: none;
  }

  .value-card:last-child {
    margin-bottom: 50px;
  }

  /* 事業内容 */
  .service-hero {
    aspect-ratio: 750 / 297;
  }

  .service-hero-copy {
    top: 10%;
    left: 24px;
    width: calc(100% - 20px);
  }

  .service-kicker {
    margin-bottom: 8px;
    font-size: 15px;
  }

  .service-hero h1 {
    margin-bottom: 10px;
    font-size: 32px;
  }

  .service-hero-copy > p:last-child {
    max-width: 320px;
    font-size: 12px;
    line-height: 1.45;
  }

  .service-list {
    width: calc(100% - 32px);
    padding: 72px 0 120px;
  }

  .service-item {
    margin-bottom: 110px;
  }

  .service-item > header {
    gap: 12px;
    margin-bottom: 22px;
  }

  .service-item > header span {
    font-size: 54px;
  }

  .service-item > header p {
    font-size: 20px;
  }

  .service-item h2 {
    margin-bottom: 28px;
    font-size: 20px;
    line-height: 1.42;
  }

  .service-lead {
    margin-bottom: 15px;
    font-size: 12px;
    line-height: 1.55;
  }

  .service-item ul {
    padding-top: 15px;
    font-size: 12px;
    line-height: 1.55;
  }

  .service-item li {
    padding-left: 14px;
  }

  .service-item li::before {
    width: 9px;
    height: 9px;
  }

  /* 会社概要 */
  .company-hero {
    aspect-ratio: 750 / 297;
  }

  .company-hero-copy {
    top: 10%;
    left: 24px;
  }

  .company-hero-copy p {
    margin-bottom: 8px;
    font-size: 15px;
  }

  .company-hero h1 {
    font-size: 32px;
  }

  .company-content {
    width: calc(100% - 48px);
    padding: 55px 0 100px;
  }

  .company-heading {
    margin-bottom: 40px;
    padding: 0 24px 37px;
  }
  .profile-heading {
    margin-bottom: 5px;
  }

  .company-heading p {
    margin-bottom: 7px;
    font-size: 11px;
  }

  .company-heading h2 {
    font-size: 25px;
  }

  .message-first {
    grid-template-columns: 1fr 145px;
    gap: 18px;
    padding: 0 12px;
  }

  .message-first img {
    width: 145px;
  }

  .message-first-text,
  .message-rest {
    font-size: 14px;
    line-height: 1.55;
  }

  .message-first-text p,
  .message-rest > p {
    margin-bottom: 25px;
  }

  .message-rest {
    padding: 45px 12px 0;
  }

  .message-rest .signature {
    margin-bottom: 70px;
  }

  .career {
    margin-bottom: 90px;
  }

  .company-data {
    font-size: clamp(11px, 2.8vw, 14px);
  }

  .company-data > div {
    grid-template-columns: 125px 1fr;
    min-height: 74px;
    padding: 15px 13px;
  }

  /* 事例紹介 */
  .case-hero {
    aspect-ratio: 750 / 297;
  }

  .case-hero-copy {
    top: 10%;
    left: 24px;
  }

  .case-hero-copy p {
    margin-bottom: 10px;
    font-size: 15px;
  }

  .case-hero h1 {
    font-size: 32px;
  }

  .case-list {
    width: calc(100% - 48px);
    padding: 82px 0 120px;
  }

  .case-item {
    margin-bottom: 110px;
    padding: 0;
  }

  .case-item h2 {
    margin-bottom: 30px;
    padding: 0 8px 18px;
    font-size: 22px;
  }

  .case-item h3 {
    margin-bottom: 25px;
    font-size: clamp(14px, 3.5vw, 17px);
  }

  .case-item > p {
    margin: 0 10px;
    font-size: clamp(13px, 3.4vw, 16px);
    line-height: 1.5;
    letter-spacing: .025em;
  }

  /* お問い合わせフォーム */
  .form-main {
    min-height: 0;
  }

  .form-wrap {
    width: calc(100% - 52px);
    padding: 32px 0 100px;
  }

  .form-heading {
    margin-bottom: 30px;
    padding: 0 2px 22px;
  }

  .form-heading p {
    margin-bottom: 8px;
    font-size: 11px;
  }

  .form-heading h1 {
    font-size: 20px;
  }

  .form-field {
    margin-bottom: 29px;
  }

  .form-field label {
    margin: 0 2px 17px;
    font-size: 14px;
  }

  .form-field input,
  .form-field textarea {
    padding: 12px 2px 14px;
    font-size: 14px;
  }

  .form-field textarea {
    height: 76px;
    min-height: 76px;
  }

  .form-consent {
    align-items: flex-start;
    margin: 42px 0 25px;
    font-size: 12px;
    line-height: 1.5;
  }

  .form-submit,
  .form-message a {
    height: 60px;
    font-size: 16px;
  }

  .form-errors,
  .form-message {
    padding: 18px;
    font-size: 13px;
  }

  /* 個人情報保護方針 */
  .privacy-main {
    padding: 70px 0 110px;
  }

  .privacy-content {
    width: calc(100% - 48px);
  }

  .privacy-content h1 {
    margin-bottom: 27px;
    padding-bottom: 24px;
    font-size: clamp(15px, 3.9vw, 20px);
  }

  .privacy-body {
    font-size: clamp(11px, 3vw, 15px);
    line-height: 1.48;
    letter-spacing: .035em;
  }

  .privacy-body > p,
  .privacy-body section {
    margin-bottom: 28px;
  }

  .privacy-body ul {
    padding-left: 1.5em;
  }

  .privacy-body address {
    margin-top: 42px;
  }

  .footer .privacy-link {
    line-height: 1.6;
    white-space: normal;
  }

  .error-page .error-main {
    min-height: 520px;
    padding: 80px 26px 110px;
  }

  .error-page .error-code {
    margin-bottom: 16px;
    font-size: 58px;
  }

  .error-page .error-content h1 {
    margin-bottom: 25px;
    font-size: 24px;
  }

  .error-page .error-content > p:not(.error-code) {
    font-size: 14px;
    line-height: 1.8;
  }

  .error-page .error-content > a {
    height: 60px;
    margin-top: 45px;
    font-size: 16px;
  }

  .error-page .error-content > a span {
    right: 20px;
    width: 14px;
    height: 14px;
  }

  .mail-page .mail-confirm,
  .mail-page .mail-complete {
    width: calc(100% - 52px) !important;
    padding: 60px 0 100px;
    font-size: 14px !important;
  }

  .mail-page .mail-confirm h1,
  .mail-page .mail-complete h1 {
    margin-bottom: 24px;
    padding-bottom: 22px;
    font-size: 19px;
    letter-spacing: .02em;
  }

  .mail-page .mail-lead {
    margin-bottom: 28px;
  }

  .mail-page .mail-confirm table.formTable th,
  .mail-page .mail-confirm table.formTable td {
    display: block;
    width: 100%;
    padding: 12px 2px;
  }

  .mail-page .mail-confirm table.formTable th {
    padding-bottom: 4px;
    border-bottom: 0;
  }

  .mail-page .mail-actions {
    flex-direction: column;
    gap: 14px;
    margin-top: 38px;
  }

  .mail-page .mail-button {
    width: 100%;
    height: 58px;
    font-size: 14px;
  }

  .mail-page .mail-complete {
    min-height: 520px;
  }

  .mail-page .mail-complete .form-kicker {
    margin-top: 45px;
  }

  .mail-page .mail-complete > .mail-button {
    margin-top: 45px;
  }

  .menu-button[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }

  .menu-button[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
  }

  .menu-button[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }

}

/* 小幅スマートフォン調整 */
@media (max-width: 390px) {
  .company-content {
    width: calc(100% - 30px);
  }

  .message-first {
    gap: 14px;
  }

  .company-data > div {
    grid-template-columns: 100px 1fr;
  }

  .case-list {
    width: calc(100% - 28px);
  }

  .case-item h2 {
    font-size: 19px;
  }
}

.u-view-sp {
  display: none !important;
}

/* 404ページ */
.error-page {
  min-height: 100vh;
  background: #000;
}

.error-main {
  display: grid;
  min-height: 720px;
  padding: 120px 24px 160px;
  place-items: center;
}

.error-content {
  width: min(760px, 100%);
  text-align: center;
}

.error-code {
  margin: 0 0 18px;
  color: #888;
  font: 80px/1 Georgia, serif;
  letter-spacing: .08em;
}

.error-content h1 {
  margin: 0 0 35px;
  font-size: 38px;
  font-weight: 500;
}

.error-content > p:not(.error-code) {
  margin: 0;
  color: #ccc;
  font-size: 17px;
  line-height: 2;
}

.error-content > a {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: min(420px, 100%);
  height: 76px;
  margin: 65px auto 0;
  border: 1px solid #777;
  font-size: 20px;
}

.error-content > a span {
  position: absolute;
  right: 28px;
  width: 18px;
  height: 18px;
  border-top: 1px solid #aaa;
  border-right: 1px solid #aaa;
  transform: rotate(45deg);
}

/* メール確認・送信完了画面 */
.mail-page {
  color: #fff;
}

.mail-confirm,
.mail-complete {
  width: min(900px, calc(100% - 48px)) !important;
  margin: 0 auto !important;
  padding: 110px 0 150px;
  color: #fff !important;
  font-size: 16px !important;
  line-height: 1.7 !important;
}

.form-kicker {
  margin: 0 0 10px;
  font-family: var(--font-noto-sans-jp);
  letter-spacing: .12em;
}

.mail-confirm h1,
.mail-complete h1 {
  margin: 0 0 30px;
  padding-bottom: 30px;
  border-bottom: 1px solid #777;
  font-size: 34px;
  font-weight: 500;
}

.mail-lead {
  margin: 0 0 40px;
}

.mail-confirm table.formTable {
  width: 100%;
  border-collapse: collapse;
}

.mail-confirm table.formTable th,
.mail-confirm table.formTable td {
  padding: 20px 18px;
  border: 0;
  border-bottom: 1px solid #666;
  color: #fff;
  text-align: left;
}

.mail-confirm table.formTable th {
  width: 30%;
  background: transparent;
  font-weight: 400;
}

.mail-actions {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 55px;
}

.mail-button {
  display: flex !important;
  align-items: center;
  justify-content: center;
  width: 260px;
  height: 64px;
  margin: 0;
  border: 1px solid #888;
  border-radius: 0;
  background: transparent;
  color: #fff;
  font: 16px/1 var(--font-noto-sans-jp);
  cursor: pointer;
}

.mail-button:hover,
.mail-button:focus-visible {
  background: #fff;
  color: #000;
}

.mail-error,
.mail-error p {
  color: #f66;
  text-align: center;
}

.mail-error .mail-button {
  margin: 40px auto 0;
}

.mail-complete {
  min-height: 650px;
  text-align: center;
}

.mail-complete .form-kicker {
  margin-top: 80px;
}

.mail-complete > p:not(.form-kicker) {
  margin: 0;
  line-height: 2;
}

.mail-complete > .mail-button {
  margin: 60px auto 0;
}

/* 表示切り替え */
@media (max-width: 1023px) {
  .u-view-pc {
    display: none !important;
  }

  .u-view-sp {
    display: revert !important;
  }
}