@charset "utf-8";

:root {
  --color-black: #2f2f2f;
  --color-dark-green: #05211d;
  --color-mid-green: #004d42;
  --color-beige: #e8e9e1;
  --color-white: #fff;
}

body {
  font-family: 'Zen Old Mincho', 'Noto Serif JP', serif;
  color: var(--color-black);
  background: var(--color-white);
  line-height: 1.6;
}

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

a {
  color: inherit;
  text-decoration: none;
}

.only-sp {
  display: none;
}

/* ================================================================ */
/* フェードイン */
.fade-box {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 1s ease, transform 1s ease;
}
.fade-box.is-animated {
  opacity: 1;
  transform: translateY(0);
}

/* ================================================================ */
/* ボタン */
.btn-cta,
.btn-cta-fill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 300px;
  max-width: 100%;
  padding: 18px 0;
  font-size: 18px;
  letter-spacing: 0.05em;
  text-align: center;
  transition: opacity 0.3s ease;
}
.btn-cta:hover,
.btn-cta-fill:hover {
  opacity: 0.7;
}

.btn-cta {
  color: var(--color-white);
  border: 1px solid var(--color-white);
  box-shadow: 0 0 10px 0 rgba(47, 47, 47, 0.4);
  text-shadow: 0 0 10px rgba(47, 47, 47, 0.4);
}

.btn-cta-fill {
  color: var(--color-white);
  background: var(--color-dark-green);
}

/* ================================================================ */
/* MV */
.mv {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 860px;
  overflow: hidden;
  background: #000;
}

.mv-bg {
  position: absolute;
  inset: 0;
}
.mv-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(5, 33, 29, 0.5);
  mix-blend-mode: multiply;
}
.mv-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.mv-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
  padding: 0 20px;
}

.mv-logo {
  width: 60px;
  filter: drop-shadow(0 0 10px rgba(47, 47, 47, 0.4));
}

.mv-copy {
  width: 501px;
  max-width: 100%;
}

.mv-txt {
  font-weight: 700;
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 0.08em;
  text-align: center;
  color: var(--color-white);
  text-shadow: 0 0 10px rgba(47, 47, 47, 0.4);
}

/* ================================================================ */
/* sec01 */
.sec01 {
  padding: 120px 0;
  background: var(--color-white);
}

.sec01-inner {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 170px;
  max-width: 834px;
  margin: 0 auto;
  padding: 0 20px;
}

.sec01-heading {
  flex-shrink: 0;
  width: 64px;
}

.sec01-desc {
  display: flex;
  flex-direction: column;
  gap: 60px;
  width: 600px;
  max-width: 100%;
}

.sec01-txt {
  display: flex;
  flex-direction: column;
  gap: 30px;
}
.sec01-txt p {
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 0.03em;
  text-align: justify;
}
.sec01-txt p.is-bold {
  font-weight: 900;
  color: var(--color-dark-green);
}

.sec01-pic {
  position: relative;
  width: 100%;
  height: 300px;
  overflow: hidden;
  background: #000a02;
}
.sec01-pic::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(5, 33, 29, 0.2);
}
.sec01-pic img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: bottom;
}

/* ================================================================ */
/* sec02 */
.sec02 {
  position: relative;
  padding: 160px 0;
  overflow: hidden;
  background: var(--color-beige);
}

.sec02-texture {
  position: absolute;
  inset: 0;
  mix-blend-mode: luminosity;
  opacity: 0.5;
}
.sec02-texture img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sec02-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 60px;
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px;
}

.sec02-heading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
  text-align: center;
}
.sec02-heading-ttl {
  width: 258px;
  max-width: 100%;
}
.sec02-heading-txt {
  font-size: 16px;
  line-height: 1.8;
  letter-spacing: 0.05em;
  max-width: 572px;
}

.sec02-contents {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 65px;
  width: 100%;
}

.sec02-pic {
  width: 440px;
  max-width: 100%;
}

.sec02-lists {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  width: 100%;
  max-width: 1000px;
}

.sec02-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  width: 300px;
  padding: 20px;
  border: 1px solid var(--color-black);
  background: rgba(255, 255, 255, 0.2);
  text-align: center;
  letter-spacing: 0.06em;
}
.sec02-item-name {
  font-size: 20px;
  font-weight: 700;
}
.sec02-item-ttl {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-mid-green);
}
.sec02-item-txt {
  font-size: 16px;
  line-height: 1.6;
}

/* ================================================================ */
/* sec03 */
.sec03 {
  position: relative;
  padding: 160px 0;
  overflow: hidden;
  background: #bcadad;
}

.sec03-bg {
  position: absolute;
  inset: 0;
}
.sec03-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to left, rgba(5, 33, 29, 1) 0%, rgba(5, 33, 29, 0.5) 50%, rgba(5, 33, 29, 0) 100%);
  mix-blend-mode: multiply;
}
.sec03-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sec03-inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 190px;
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px;
}

.sec03-logo {
  flex-shrink: 0;
  width: 165px;
}

.sec03-right {
  width: 479px;
  max-width: 100%;
}

.sec03-ttl {
  width: 268px;
  max-width: 100%;
  margin-bottom: 40px;
}

.sec03-txt {
  display: flex;
  flex-direction: column;
  gap: 18px;
  font-size: 16px;
  line-height: 1.8;
  letter-spacing: 0.03em;
  color: var(--color-white);
  filter: drop-shadow(0 0 5px rgba(47, 47, 47, 0.4));
}

/* ================================================================ */
/* sec04 */
.sec04 {
  position: relative;
  padding: 120px 0;
  overflow: hidden;
  background: var(--color-beige);
}

.sec04-texture {
  position: absolute;
  inset: 0;
  mix-blend-mode: luminosity;
  opacity: 0.5;
}
.sec04-texture img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sec04-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 50px;
  max-width: 1000px;
  margin: 0 auto;
  padding: 70px 20px;
  background: var(--color-white);
}

.sec04-heading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 30px;
  text-align: center;
}
.sec04-heading-ttl {
  width: 160px;
  max-width: 100%;
}
.sec04-heading-txt {
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 0.05em;
  max-width: 556px;
}

.sec04-contents {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 60px;
  width: 100%;
}

.sec04-item-list {
  display: flex;
  flex-direction: column;
  gap: 40px;
  width: 100%;
  max-width: 760px;
}

.sec04-item {
  display: flex;
  align-items: center;
  gap: 80px;
}
.sec04-item + .sec04-item {
  padding-top: 40px;
  border-top: 1px solid #d6d6d0;
}

.sec04-item-desc {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 380px;
  flex-shrink: 0;
}

.sec04-item-label {
  display: inline-flex;
  align-self: flex-start;
  padding: 2px 6px 4px;
  font-size: 14px;
  letter-spacing: 0.05em;
  color: var(--color-white);
  background: var(--color-dark-green);
}

.sec04-item-ttl {
  width: 168px;
  max-width: 100%;
}

.sec04-item-txt {
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: 0.03em;
  text-align: justify;
}

.sec04-item-pic {
  position: relative;
  width: 300px;
  height: 160px;
  flex-shrink: 0;
  overflow: hidden;
  background: var(--color-dark-green);
}
.sec04-item-pic::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(5, 33, 29, 0.1);
}
.sec04-item-pic img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sec04-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  text-align: center;
}
.sec04-cta-txt {
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 0.05em;
}

/* ================================================================ */
/* sec05 */
.sec05 {
  position: relative;
  padding: 160px 0;
  overflow: hidden;
  background: var(--color-dark-green);
}

.sec05-bg {
  position: absolute;
  inset: 0;
}
.sec05-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to left, rgba(5, 33, 29, 1) 0%, rgba(5, 33, 29, 0.5) 50%, rgba(5, 33, 29, 0) 100%);
  mix-blend-mode: multiply;
}
.sec05-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sec05-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px;
  text-align: center;
}

.sec05-ttl {
  width: 499px;
  max-width: 100%;
}

.sec05-txt {
  display: flex;
  flex-direction: column;
  gap: 24px;
  font-size: 16px;
  line-height: 1.8;
  letter-spacing: 0.03em;
  color: var(--color-white);
  filter: drop-shadow(0 0 5px rgba(47, 47, 47, 0.4));
}

/* ================================================================ */
/* footer */
.footer {
  padding: 100px 0 20px;
  background: var(--color-white);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 120px;
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px;
}

.footer-top {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 120px;
}

.footer-logo {
  flex-shrink: 0;
  width: 92px;
}

.footer-cta {
  display: flex;
  flex-direction: column;
  gap: 25px;
  width: 346px;
  max-width: 100%;
}
.footer-txt {
  font-size: 16px;
  line-height: 1.8;
  letter-spacing: 0.03em;
}

.footer-copy {
  font-size: 12px;
  letter-spacing: 0.05em;
  text-align: center;
}

/* ================================================================ */
/* レスポンシブ */
@media (max-width: 767px) {
  .only-pc {
    display: none;
  }
  .only-sp {
    display: inline;
  }

  /* MV */
  .mv {
    height: 760px;
  }
  .mv-content {
    gap: 32px;
  }
  .mv-logo {
    width: 50px;
  }
  .mv-copy {
    width: 217px;
  }
  .mv-txt {
    font-size: 14px;
  }
  .btn-cta,
  .btn-cta-fill {
    width: 260px;
    padding: 16px 0;
    font-size: 16px;
  }

  /* sec01 */
  .sec01 {
    padding: 80px 0;
  }
  .sec01-inner {
    flex-direction: column;
    align-items: center;
    gap: 40px;
  }
  .sec01-heading {
    width: 48px;
  }
  .sec01-desc {
    gap: 40px;
  }
  .sec01-txt {
    gap: 24px;
  }
  .sec01-txt p {
    font-size: 15px;
  }
  .sec01-pic {
    height: 220px;
  }

  /* sec02 */
  .sec02 {
    padding: 80px 0;
  }
  .sec02-inner {
    gap: 40px;
  }
  .sec02-heading {
    gap: 24px;
  }
  .sec02-heading-ttl {
    width: 200px;
  }
  .sec02-heading-txt {
    font-size: 14px;
  }
  .sec02-contents {
    gap: 40px;
  }
  .sec02-pic {
    width: 300px;
  }
  .sec02-lists {
    flex-direction: column;
    gap: 16px;
  }
  .sec02-item {
    width: 100%;
    max-width: 360px;
  }

  /* sec03 */
  .sec03 {
    padding: 80px 20px;
  }
  .sec03-inner {
    flex-direction: column;
    justify-content: center;
    gap: 32px;
  }
  .sec03-logo {
    width: 80px;
  }
  .sec03-right {
    width: 100%;
    max-width: 313px;
    text-align: center;
  }
  .sec03-ttl {
    width: 200px;
    margin: 0 auto 24px;
  }
  .sec03-txt {
    gap: 16px;
    font-size: 15px;
  }

  /* sec04 */
  .sec04 {
    padding: 60px 0;
  }
  .sec04-inner {
    gap: 40px;
    padding: 50px 20px;
  }
  .sec04-heading {
    gap: 20px;
  }
  .sec04-heading-ttl {
    width: 130px;
  }
  .sec04-heading-txt {
    font-size: 14px;
  }
  .sec04-contents {
    gap: 40px;
  }
  .sec04-item-list {
    gap: 40px;
  }
  .sec04-item {
    flex-direction: column;
    gap: 24px;
  }
  .sec04-item + .sec04-item {
    padding-top: 24px;
  }
  .sec04-item-desc {
    align-items: center;
    width: 100%;
    text-align: center;
  }
  .sec04-item-ttl {
    width: auto;
    max-width: 260px;
  }
  .sec04-item-txt {
    text-align: center;
  }
  .sec04-item-pic {
    width: 100%;
    max-width: 400px;
    height: auto;
    aspect-ratio: 400 / 213;
  }

  /* sec05 */
  .sec05 {
    padding: 80px 20px;
  }
  .sec05-inner {
    gap: 24px;
  }
  .sec05-ttl {
    width: 300px;
  }
  .sec05-txt {
    gap: 16px;
    font-size: 15px;
  }

  /* footer */
  .footer {
    padding: 60px 0 20px;
  }
  .footer-inner {
    gap: 50px;
  }
  .footer-top {
    flex-direction: column;
    gap: 32px;
  }
  .footer-cta {
    align-items: center;
    text-align: center;
  }
}