@charset "utf-8";

.ohigan-lp {
  --main: #45392f;
  --sub: #866f58;
  --accent: #9b7d5f;
  --beige: #f4efe8;
  --light: #faf8f4;
  --line: #ddd5cb;
  --text: #302c28;

  color: var(--text);
  font-family:
    "Noto Serif JP",
    "Yu Mincho",
    "Hiragino Mincho ProN",
    serif;

  line-height: 1.95;
}

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

.ohigan-container {
  width: min(1100px, calc(100% - 48px));
  margin: 0 auto;
}


/* =================================
HERO
================================= */

.ohigan-hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 570px;
  padding: 80px 20px;
  overflow: hidden;

  color: #fff;
  text-align: center;

  background:
    radial-gradient(
      circle at 15% 20%,
      rgba(255,255,255,.07),
      transparent 30%
    ),
    linear-gradient(
      135deg,
      #302821 0%,
      #514438 52%,
      #75624d 100%
    );
}

.ohigan-hero::before {
  content: "";
  position: absolute;
  width: 480px;
  height: 480px;
  top: -230px;
  right: -130px;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 50%;
}

.ohigan-hero::after {
  content: "";
  position: absolute;
  width: 340px;
  height: 340px;
  left: -170px;
  bottom: -160px;
  border: 1px solid rgba(255,255,255,.09);
  border-radius: 50%;
}

.ohigan-hero__inner {
  position: relative;
  z-index: 2;
  max-width: 850px;
}

.ohigan-kicker {
  margin: 0 0 22px;
  font-family: Georgia, serif;
  font-size: 11px;
  letter-spacing: .28em;
  opacity: .82;
}

.ohigan-hero h1 {
  margin: 0;
  font-size: clamp(32px, 5vw, 54px);
  line-height: 1.55;
  font-weight: 500;
  letter-spacing: .06em;
}

.ohigan-hero h1 span {
  display: block;
  margin-top: 7px;
  font-size: .55em;
  font-weight: 400;
}

.ohigan-hero__lead {
  margin: 34px 0 0;
  font-size: 15px;
  line-height: 2.15;
}


/* =================================
COMMON
================================= */

.ohigan-section {
  padding: 100px 0;
}

.ohigan-heading {
  margin-bottom: 50px;
  text-align: center;
}

.ohigan-heading > span {
  display: block;
  margin-bottom: 12px;

  color: var(--sub);

  font-family: Georgia, serif;
  font-size: 11px;
  letter-spacing: .24em;
}

.ohigan-heading h2 {
  margin: 0;

  color: var(--main);

  font-size: clamp(25px, 4vw, 38px);
  line-height: 1.6;
  font-weight: 500;
  letter-spacing: .04em;
}

.ohigan-heading p {
  margin: 20px 0 0;
  font-size: 14px;
}


/* =================================
INTRO
================================= */

.ohigan-intro {
  max-width: 850px;
  margin: 0 auto;
  padding: 95px 0 70px;
}

.ohigan-intro p {
  margin: 0 0 24px;
  font-size: 15px;
}


/* =================================
NAV
================================= */

.ohigan-nav {
  display: grid;
  grid-template-columns: repeat(4, 1fr);

  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.ohigan-nav a {
  padding: 20px 10px;

  color: var(--text);

  font-family: sans-serif;
  font-size: 13px;
  text-align: center;
  text-decoration: none;

  transition: .25s;
}

.ohigan-nav a:hover {
  background: var(--beige);
}


/* =================================
OSONAE
================================= */

.ohigan-osonae {
  position: relative;
}

.ohigan-feature {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 35px;

  max-width: 850px;
  margin: 0 auto 55px;
  padding: 38px 0;

  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.ohigan-feature__number {
  color: var(--sub);

  font-family: Georgia, serif;
  font-size: 28px;
}

.ohigan-feature__body h3 {
  margin: 0 0 18px;

  color: var(--main);

  font-size: 21px;
  font-weight: 500;
}

.ohigan-feature__body p {
  margin: 0 0 18px;
  font-size: 14px;
}

.ohigan-mini-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;

  max-width: 850px;
  margin: 0 auto 60px;
}

.ohigan-mini-grid > div {
  padding: 36px 32px;
  background: var(--beige);
}

.ohigan-mini-grid span {
  display: block;
  margin-bottom: 10px;

  color: var(--sub);

  font-family: Georgia, serif;
  font-size: 10px;
  letter-spacing: .2em;
}

.ohigan-mini-grid h3 {
  margin: 0 0 13px;

  color: var(--main);

  font-size: 19px;
  font-weight: 500;
}

.ohigan-mini-grid p {
  margin: 0;
  font-size: 14px;
}


/* =================================
PRODUCT AREA
================================= */

.ohigan-product-area {
  margin-top: 55px;
}

.ohigan-product-label {
  position: relative;
  margin: 0 0 35px;
  padding-bottom: 17px;

  color: var(--main);

  font-size: 21px;
  font-weight: 500;
  text-align: center;
}

.ohigan-product-label::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;

  width: 45px;
  height: 1px;

  background: var(--sub);

  transform: translateX(-50%);
}


/* =================================
TEMIYAGE
================================= */

.ohigan-temiyage {
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);

  padding-left: max(24px, calc((100vw - 1052px) / 2));
  padding-right: max(24px, calc((100vw - 1052px) / 2));

  background: var(--beige);
}

.ohigan-temiyage .ohigan-feature {
  border-color: rgba(69,57,47,.16);
}


/* =================================
GUIDE
================================= */

.ohigan-guide {
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);

  padding-left: max(24px, calc((100vw - 1052px) / 2));
  padding-right: max(24px, calc((100vw - 1052px) / 2));

  background: var(--light);
}

.ohigan-text {
  max-width: 820px;
  margin: 0 auto;
}

.ohigan-text h3 {
  margin: 55px 0 20px;
  padding-left: 18px;

  border-left: 2px solid var(--sub);

  color: var(--main);

  font-size: 21px;
  font-weight: 500;
}

.ohigan-text h3:first-child {
  margin-top: 0;
}

.ohigan-text p {
  margin: 0 0 20px;
  font-size: 15px;
}


/* =================================
QUALITY
================================= */

.ohigan-quality__list {
  max-width: 850px;
  margin: 0 auto;

  border-top: 1px solid var(--line);
}

.ohigan-quality__list article {
  display: grid;
  grid-template-columns: 85px 1fr;
  gap: 28px;

  padding: 36px 0;

  border-bottom: 1px solid var(--line);
}

.ohigan-quality__list article > span {
  color: var(--sub);

  font-family: Georgia, serif;
  font-size: 26px;
}

.ohigan-quality__list h3 {
  margin: 0 0 10px;

  color: var(--main);

  font-size: 19px;
  font-weight: 500;
}

.ohigan-quality__list p {
  margin: 0;
  font-size: 14px;
}


/* =================================
FAQ
================================= */

.ohigan-faq {
  max-width: 850px;
  margin: 0 auto;
}

.ohigan-faq details {
  border-bottom: 1px solid var(--line);
}

.ohigan-faq details:first-of-type {
  border-top: 1px solid var(--line);
}

.ohigan-faq summary {
  position: relative;

  padding: 25px 48px 25px 42px;

  cursor: pointer;
  list-style: none;

  font-size: 15px;
  font-weight: 500;
}

.ohigan-faq summary::-webkit-details-marker {
  display: none;
}

.ohigan-faq summary::before {
  content: "Q";

  position: absolute;
  top: 22px;
  left: 5px;

  color: var(--sub);

  font-family: Georgia, serif;
  font-size: 20px;
}

.ohigan-faq summary::after {
  content: "+";

  position: absolute;
  top: 20px;
  right: 8px;

  color: var(--sub);

  font-size: 24px;
  font-weight: 300;
}

.ohigan-faq details[open] summary::after {
  content: "−";
}

.ohigan-faq details > div {
  padding: 0 42px 27px;

  font-size: 14px;
  line-height: 2;
}


/* =================================
CLOSING
================================= */

.ohigan-closing {
  padding: 105px 24px;

  background: var(--main);

  color: #fff;
  text-align: center;
}

.ohigan-closing h2 {
  margin: 0;

  font-size: clamp(28px, 5vw, 43px);
  line-height: 1.7;
  font-weight: 400;
  letter-spacing: .06em;
}

.ohigan-closing > p:last-child {
  margin: 28px 0 0;

  font-size: 14px;
  line-height: 2.2;
}


/* =================================
MOBILE
================================= */

@media (max-width: 767px) {

  .ohigan-container {
    width: calc(100% - 36px);
  }

  .ohigan-hero {
    min-height: 500px;
    padding: 70px 18px;
  }

  .ohigan-hero h1 {
    font-size: 29px;
  }

  .ohigan-hero h1 span {
    margin-top: 12px;
    font-size: 16px;
    line-height: 1.8;
  }

  .ohigan-hero__lead {
    margin-top: 28px;

    font-size: 13px;
    line-height: 2;
  }

  .ohigan-intro {
    padding: 70px 0 45px;
  }

  .ohigan-section {
    padding: 72px 0;
  }

  .ohigan-heading {
    margin-bottom: 36px;
  }

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

  .ohigan-nav {
    grid-template-columns: repeat(2, 1fr);
  }

  .ohigan-nav a {
    padding: 17px 8px;

    border-bottom: 1px solid var(--line);

    font-size: 12px;
  }

  .ohigan-feature {
    grid-template-columns: 42px 1fr;
    gap: 15px;

    margin-bottom: 38px;
    padding: 30px 0;
  }

  .ohigan-feature__number {
    font-size: 21px;
  }

  .ohigan-feature__body h3 {
    font-size: 18px;
  }

  .ohigan-mini-grid {
    grid-template-columns: 1fr;
    gap: 12px;

    margin-bottom: 45px;
  }

  .ohigan-mini-grid > div {
    padding: 28px 24px;
  }

  .ohigan-product-label {
    font-size: 19px;
  }

  .ohigan-text h3 {
    margin-top: 42px;
    font-size: 19px;
  }

  .ohigan-quality__list article {
    grid-template-columns: 42px 1fr;
    gap: 15px;
  }

  .ohigan-quality__list article > span {
    font-size: 20px;
  }

  .ohigan-faq summary {
    padding: 22px 36px 22px 32px;

    font-size: 14px;
  }

  .ohigan-faq summary::before {
    top: 19px;
    left: 1px;
  }

  .ohigan-faq summary::after {
    top: 18px;
  }

  .ohigan-faq details > div {
    padding: 0 32px 24px;
  }

  .ohigan-closing {
    padding: 82px 20px;
  }

}