:root {
  --shizuki-blue: #b5d9e8;
  --blue-mist: #b8cadb;
  --ice-blue: #cbdcec;
  --silver-mist: #cbd2d9;
  --snow-white: #f6f8fb;
  --shizuki-gray: #596775;

  --glass-white: rgba(255, 255, 255, 0.58);
  --glass-blue: rgba(181, 217, 232, 0.22);
  --glass-silver: rgba(203, 210, 217, 0.28);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue",
    "Hiragino Sans", sans-serif;
  color: var(--shizuki-gray);
  background: var(--snow-white);
}

/* =========================
   Header
========================= */

.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 8%;
  background: rgba(246, 248, 251, 0.78);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(203, 210, 217, 0.45);
}

.logo {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 10px;

  text-decoration: none;
}

.logo-icon {
  width: 34px;
  height: 34px;

  object-fit: cover;
  border-radius: 50%;
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-main {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--shizuki-gray);
}

.logo-sub {
  margin-top: 3px;
  font-size: 8px;
  letter-spacing: 0.22em;
  color: #8aaebe;
}

.nav {
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav a {
  position: relative;
  font-size: 13px;
  font-weight: 500;
  color: #8aaebe;
  text-decoration: none;
  transition: 0.2s;
}

.nav a:not(.nav-contact)::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 1px;
  background: var(--shizuki-blue);
  transition: 0.2s;
}

.nav a:not(.nav-contact):hover::after {
  width: 100%;
}

.nav a:hover {
  color: #7899aa;
}

.nav-contact {
  padding: 10px 18px;
  border: 1px solid var(--silver-mist);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.42);
  color: #8aaebe !important;
}

/* =========================
   Hero
========================= */

.hero {
  position: relative;
  min-height: 650px;

  display: grid;
  grid-template-columns: 54% 46%;
  align-items: center;
  gap: 55px;

  padding: 80px 8%;

  overflow: hidden;

  background:
    radial-gradient(
      circle at 82% 22%,
      rgba(181, 217, 232, 0.42),
      transparent 32%
    ),
    radial-gradient(
      circle at 65% 80%,
      rgba(203, 220, 236, 0.38),
      transparent 36%
    ),
    linear-gradient(
      135deg,
      #ffffff 0%,
      var(--snow-white) 55%,
      rgba(203, 210, 217, 0.32) 100%
    );
}

.hero-content {
  width: 100%;
  max-width: 650px;
  justify-self: end;
  grid-template-columns: 52% 48%;
}

.hero-label,
.section-label {
  color: #8aaebe;
}

.hero h1 {
  margin: 20px 0;
  font-size: clamp(42px, 5vw, 66px);
  line-height: 1.25;
  color: var(--shizuki-gray);
}

.hero-text {
  max-width: 520px;
  line-height: 2;
  font-size: 15px;
  color: rgba(89, 103, 117, 0.76);
}

.button {
  display: inline-block;
  margin-top: 28px;
  padding: 15px 30px;
  border: 1px solid rgba(255, 255, 255, 0.75);
  border-radius: 100px;
  background: linear-gradient(
    135deg,
    var(--shizuki-blue),
    var(--blue-mist)
  );
  color: var(--shizuki-gray);
  box-shadow: 0 10px 30px rgba(89, 103, 117, 0.08);
  text-decoration: none;
  transition: 0.2s;
}

.button:hover {
  transform: translateY(-2px);
}

.hero-visual {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

.hero-product-image {
  display: block;
  width: 100%;
  max-width: 720px;
  height: auto;
  object-fit: contain;
}

.visual-card {
  position: absolute;
  display: flex;
  align-items: flex-end;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 32px;
  background: linear-gradient(
    145deg,
    rgba(255, 255, 255, 0.52),
    rgba(181, 217, 232, 0.18)
  );
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow:
    0 25px 60px rgba(89, 103, 117, 0.09),
    inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.visual-card span {
  font-size: 11px;
  letter-spacing: 0.2em;
  color: rgba(89, 103, 117, 0.58);
}

.card-1 {
  width: 260px;
  height: 300px;
  top: 20px;
  left: 80px;
  transform: rotate(5deg);
}

.card-2 {
  width: 210px;
  height: 230px;
  bottom: 30px;
  left: 0;
  transform: rotate(-8deg);
}

.card-3 {
  width: 170px;
  height: 190px;
  right: 0;
  bottom: 65px;
  transform: rotate(9deg);
}

/* =========================
   Common Sections
========================= */

.section {
  padding: 120px 10%;
}

.section-label {
  font-size: 12px;
  letter-spacing: 0.18em;
  font-weight: 600;
}

.section h2 {
  margin: 12px 0 25px;
  font-size: 34px;
  color: var(--shizuki-gray);
}

.section-text {
  max-width: 650px;
  font-size: 15px;
  line-height: 2;
  color: rgba(89, 103, 117, 0.76);
}

/* =========================
   About
========================= */

.about-section {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 90px;
  align-items: start;

  padding-left: calc(8% + 60px);
  padding-right: 8%;
}

.about-left {
  align-self: start;
}

.about-label {
  margin: 0;

  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.16em;

  color: #8aaebe;
}

.about-profile {
  display: flex;
  flex-direction: column;
  align-items: flex-start;

  margin-top: 35px;
  margin-left: 85px;
}

.about-profile-icon {
  width: 220px;
  height: 220px;

  object-fit: cover;
  border-radius: 50%;

  border: 1px solid rgba(203, 210, 217, 0.6);

  box-shadow:
    0 18px 45px
    rgba(89, 103, 117, 0.10);
}

.about-profile-link {
  width: 220px;

  display: flex;
  align-items: center;
  justify-content: space-between;

  margin-top: 22px;
  padding-bottom: 8px;

  border-bottom: 1px solid var(--silver-mist);

  color: #8aaebe;
  text-decoration: none;

  font-size: 13px;
  letter-spacing: 0.08em;

  transition: 0.2s;
}

.about-profile-link span:last-child {
  color: #8aaebe;
  transition: 0.2s;
}

.about-profile-link:hover {
  color: #7899aa;
}

.about-profile-link:hover span:last-child {
  transform: translateX(5px);
}


/* 右：About本文 */

.about-content {
  padding: 0;
}

.about-content h2 {
  margin: 0 0 28px;

  font-size: clamp(32px, 4vw, 46px);
  line-height: 1.5;

  color: var(--shizuki-gray);
}

.about-main {
  margin: 0;

  font-size: 18px;
  line-height: 2.1;

  color: rgba(89, 103, 117, 0.88);
}

.about-text {
  max-width: 570px;

  margin-top: 28px;

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

  color: rgba(89, 103, 117, 0.68);
}

.about-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;

  margin-top: 35px;
}

.about-tags span {
  padding: 8px 17px;

  border: 1px solid rgba(203, 210, 217, 0.7);
  border-radius: 999px;

  background: rgba(255, 255, 255, 0.45);

  font-size: 11px;
  letter-spacing: 0.1em;

  color: #8aaebe;
}

/* =========================
   Products
========================= */

.products {
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.72),
    var(--snow-white)
  );
}

.products-heading {
  display: block;
  margin-bottom: 55px;
}

.products-label {
  margin: 0 0 32px;

  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.16em;

  color: #8aaebe;
}

.products-heading h2 {
  margin: 0;

  font-size: clamp(32px, 4vw, 46px);
  line-height: 1.5;

  color: var(--shizuki-gray);
}

.products-intro {
  max-width: 650px;
  margin: 28px 0 0;

  font-size: 16px;
  line-height: 2;

  color: rgba(89, 103, 117, 0.68);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.product-card {
  position: relative;
  padding: 22px 22px 28px;
  border: 1px solid rgba(203, 210, 217, 0.55);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.58);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 18px 45px rgba(89, 103, 117, 0.07);
  transition: 0.25s;
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 24px 55px rgba(89, 103, 117, 0.11);
}

.product-image {
  height: 220px;
  margin-bottom: 25px;
  border-radius: 18px;
  overflow: hidden;
  background: linear-gradient(
    135deg,
    rgba(203, 220, 236, 0.58),
    rgba(255, 255, 255, 0.78)
  );
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.product-card .product-category {
  margin-top: 0;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: #8aaebe;
}

.product-card h3 {
  margin: 9px 0 12px;
  font-size: 21px;
  color: var(--shizuki-gray);
}

.product-card p {
  line-height: 1.8;
  color: rgba(89, 103, 117, 0.68);
}

.product-card a {
  text-decoration: none;
}

.product-link {
  display: flex !important;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  margin-top: 22px !important;
  padding-top: 17px;
  border-top: 1px solid rgba(203, 210, 217, 0.65);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--shizuki-gray) !important;
}

.product-link span {
  font-size: 17px;
  color: #8aaebe;
  transition: 0.2s;
}

.product-link:hover span {
  transform: translateX(4px);
}

.coming-soon {
  display: inline-block;
  margin-top: 20px;
  padding: 7px 13px;
  border-radius: 999px;
  background: rgba(181, 217, 232, 0.32);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: rgba(89, 103, 117, 0.7);
}

/* =========================
   CONTACT
========================= */

.contact-section {
  padding-top: 80px;

  background:
    radial-gradient(
      circle at 15% 30%,
      rgba(181, 217, 232, 0.25),
      transparent 30%
    ),
    linear-gradient(
      180deg,
      var(--snow-white),
      rgba(203, 220, 236, 0.32)
    );
}


/* 左右レイアウト */

.contact-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 120px;
  align-items: start;
}

.contact-main,
.contact-other-links {
  padding-top: 0;
}


/* CONTACT / LINKS 共通タイトル */

.contact-label,
.contact-links-label {
  margin: 0 0 32px;

  font-size: 18px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.16em;

  color: #8aaebe;
}


/* 左：お問い合わせ */

.contact-main h2 {
  margin: 0;

  font-size: clamp(32px, 4vw, 46px);
  line-height: 1.5;

  color: var(--shizuki-gray);
}

.contact-text {
  max-width: 650px;
  margin: 28px 0 0;

  font-size: 16px;
  line-height: 2;

  color: rgba(89, 103, 117, 0.68);
}


/* メール */

.contact-mail-wrap {
  display: flex;
  align-items: center;
  gap: 18px;

  margin-top: 32px;
}

.contact-mail-button {
  display: inline-flex;
  align-items: center;
  gap: 12px;

  padding: 13px 20px;

  border: 1px solid rgba(138, 174, 190, 0.45);
  border-radius: 12px;

  background: rgba(181, 217, 232, 0.16);

  color: var(--shizuki-gray);
  text-decoration: none;

  transition: 0.2s;
  cursor: pointer;
}

.contact-mail-button span {
  color: #8aaebe;
  transition: 0.2s;
}

.contact-mail-button:hover {
  background: rgba(181, 217, 232, 0.30);
  border-color: #8aaebe;

  transform: translateY(-2px);
}

.contact-mail-button:hover span {
  transform: translateX(4px);
}

.contact-mail-address {
  font-size: 14px;
  letter-spacing: 0.03em;

  color: rgba(89, 103, 117, 0.72);

  user-select: text;
}


/* 右：LINKS */

.contact-link-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.contact-link-card {
  position: relative;
  min-height: 125px;

  display: flex;
  align-items: flex-end;

  padding: 18px;

  border: 1px solid rgba(138, 174, 190, 0.35);
  border-radius: 18px;

  background: rgba(255, 255, 255, 0.48);

  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);

  box-shadow: 0 12px 30px rgba(89, 103, 117, 0.06);

  color: var(--shizuki-gray);
  text-decoration: none;

  transition: 0.25s;
}

.contact-link-icon {
  position: absolute;
  top: 18px;
  left: 18px;

  width: 40px;
  height: 40px;

  object-fit: contain;
}

.profile-card-icon {
  border-radius: 50%;
}

.contact-link-name {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.contact-link-arrow {
  position: absolute;
  right: 18px;
  bottom: 18px;

  font-size: 17px;
  color: #8aaebe;

  transition: 0.2s;
}

.contact-link-card:hover {
  transform: translateY(-4px);

  border-color: rgba(138, 174, 190, 0.65);
  background: rgba(255, 255, 255, 0.68);

  box-shadow:
    0 18px 40px
    rgba(89, 103, 117, 0.10);
}

.contact-link-name {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.contact-link-arrow {
  font-size: 17px;
  color: #8aaebe;

  transition: 0.2s;
}

.contact-link-card:hover .contact-link-arrow {
  transform: translateX(3px);
}

/* =========================
   Footer
========================= */

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;

  padding: 55px 10%;

  background: rgba(203, 220, 236, 0.28);
  border-top: 1px solid rgba(203, 210, 217, 0.45);
}


/* ブランド */

.footer-brand {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 10px;
}

.footer-logo-icon {
  width: 34px;
  height: 34px;

  object-fit: cover;
  border-radius: 50%;
  flex-shrink: 0;
}

.footer-logo-text {
  display: flex;
  flex-direction: column;
}

.footer-logo-main {
  font-size: 16px;
  font-weight: 600;

  color: var(--shizuki-gray);
}

.footer-logo-sub {
  margin-top: 2px;

  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.14em;

  color: #8aaebe;
}


/* コピーライト */

.copyright {
  margin: 0;

  font-size: 10px;

  color: rgba(89, 103, 117, 0.55);
}

/* =========================
   Profile Page
========================= */

.profile-page {
  min-height: 100vh;
  background:
    radial-gradient(
      circle at 50% 0%,
      rgba(181, 217, 232, 0.38),
      transparent 40%
    ),
    linear-gradient(
      180deg,
      #ffffff 0%,
      var(--snow-white) 55%,
      rgba(203, 220, 236, 0.3) 100%
    );
}

.profile-header {
  width: 100%;
  padding: 28px 7%;
}

.profile-back {
  font-size: 12px;
  letter-spacing: 0.05em;
  color: rgba(89, 103, 117, 0.72);
  text-decoration: none;
}

.profile-container {
  width: 100%;
  display: flex;
  justify-content: center;
  padding: 30px 20px 100px;
}

.profile-main {
  width: 100%;
  max-width: 480px;
  text-align: center;
}

.profile-icon {
  width: 110px;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  object-position: center;
  border-radius: 50%;
  border: 5px solid rgba(255, 255, 255, 0.82);
  box-shadow: 0 15px 40px rgba(89, 103, 117, 0.1);
  display: block;
  margin: 0 auto;
}

.profile-label {
  margin: 25px 0 8px;
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: #8aaebe;
}

.profile-main h1 {
  margin: 0;
  font-size: 28px;
  color: var(--shizuki-gray);
}

.profile-studio {
  margin: 7px 0 0;
  font-size: 12px;
  letter-spacing: 0.05em;
  color: rgba(89, 103, 117, 0.55);
}

.profile-description {
  margin: 28px auto 0;
  font-size: 14px;
  line-height: 2;
  color: rgba(89, 103, 117, 0.72);
}

.profile-links {
  display: flex;
  flex-direction: column;
  gap: 13px;
  margin-top: 38px;
}

.profile-links a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 18px 22px;
  border: 1px solid rgba(203, 210, 217, 0.62);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.5);
  box-shadow: 0 10px 30px rgba(89, 103, 117, 0.06);
  color: var(--shizuki-gray);
  text-decoration: none;
  font-size: 13px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: 0.2s;
}

.profile-links a:hover {
  transform: translateY(-3px);
  border-color: var(--shizuki-blue);
  box-shadow: 0 15px 35px rgba(89, 103, 117, 0.1);
}

.profile-favorites {
  margin-top: 50px;
}

.profile-small-label {
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: #8aaebe;
}

.favorite-tags {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 15px;
}

.favorite-tags span {
  padding: 8px 14px;
  border: 1px solid rgba(203, 210, 217, 0.5);
  border-radius: 999px;
  background: rgba(181, 217, 232, 0.24);
  font-size: 11px;
  color: rgba(89, 103, 117, 0.72);
}

.profile-link-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.profile-link-left img {
  width: 25px;
  height: 25px;
  object-fit: contain;
  flex-shrink: 0;
}

.profile-link-arrow {
  font-size: 15px;
  color: #8aaebe;
  transition: transform 0.2s;
}

.profile-links a:hover .profile-link-arrow {
  transform: translate(3px, -3px);
}

/* =========================
   ARTICLES
========================= */

.articles-page {
  min-height: 100vh;
  background: var(--snow-white);
}

.articles-hero {
  padding: 110px 10% 80px;
}

.articles-label {
  margin: 0 0 32px;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: .16em;
  color: #8aaebe;
}

.articles-hero h1 {
  margin: 0;
  font-size: clamp(36px, 5vw, 54px);
  line-height: 1.5;
  color: var(--shizuki-gray);
}

.articles-description {
  max-width: 650px;
  margin: 30px 0 0;
  font-size: 16px;
  line-height: 2;
  color: rgba(89, 103, 117, .68);
}


/* 記事一覧 */

.articles-list {
  padding: 0 10% 120px;
}

.article-card {
  display: block;
  max-width: 850px;
  padding: 38px 42px;
  border: 1px solid rgba(138, 174, 190, .3);
  border-radius: 22px;
  background: rgba(255, 255, 255, .65);
  box-shadow: 0 14px 35px rgba(89, 103, 117, .06);
  color: var(--shizuki-gray);
  text-decoration: none;
  transition: .25s;
}

.article-card:hover {
  transform: translateY(-4px);
  border-color: rgba(138, 174, 190, .6);
  box-shadow: 0 20px 45px rgba(89, 103, 117, .1);
}

.article-card-meta {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 22px;
  font-size: 11px;
  letter-spacing: .1em;
  color: #8aaebe;
}

.article-card h2 {
  margin: 0;
  font-size: clamp(23px, 3vw, 30px);
  line-height: 1.6;
  color: var(--shizuki-gray);
}

.article-card p {
  max-width: 650px;
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 2;
  color: rgba(89, 103, 117, .68);
}

.article-read {
  display: inline-block;
  margin-top: 28px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .04em;
  color: #8aaebe;
}

/* =========================
   ARTICLE PAGE
========================= */

.article-page {
  min-height: 100vh;
  background: var(--snow-white);
}

.article {
  max-width: 920px;
  margin: 0 auto;
  padding: 110px 7% 120px;
}

.article-header {
  padding-bottom: 55px;
  border-bottom: 1px solid rgba(138, 174, 190, .28);
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 24px;
  font-size: 11px;
  letter-spacing: .1em;
  color: #8aaebe;
}

.article-header h1 {
  margin: 0;
  font-size: clamp(34px, 5vw, 50px);
  line-height: 1.55;
  color: var(--shizuki-gray);
}

.article-lead {
  max-width: 720px;
  margin: 30px 0 0;
  font-size: 16px;
  line-height: 2;
  color: rgba(89, 103, 117, .72);
}


/* 本文 */

.article-body {
  max-width: 760px;
  margin: 70px auto 0;
}

.article-body h2 {
  margin: 70px 0 24px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(138, 174, 190, .28);
  font-size: 28px;
  line-height: 1.6;
  color: var(--shizuki-gray);
}

.article-body h2:first-child {
  margin-top: 0;
}

.article-body h3 {
  margin: 42px 0 18px;
  font-size: 21px;
  line-height: 1.6;
  color: var(--shizuki-gray);
}

.article-body p {
  margin: 0 0 26px;
  font-size: 16px;
  line-height: 2.1;
  color: rgba(89, 103, 117, .78);
}

.article-body ul,
.article-body ol {
  margin: 24px 0 32px;
  padding-left: 1.5em;
}

.article-body li {
  margin-bottom: 12px;
  font-size: 16px;
  line-height: 1.9;
  color: rgba(89, 103, 117, .78);
}

.article-body a {
  color: #8aaebe;
  text-decoration: underline;
  text-underline-offset: 4px;
}


/* 商品導線 */

.article-product {
  max-width: 760px;
  margin: 90px auto 0;
  padding: 42px;

  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 45px;
  align-items: center;

  border: 1px solid rgba(138, 174, 190, .32);
  border-radius: 22px;

  background:
    radial-gradient(
      circle at 15% 20%,
      rgba(181, 217, 232, .24),
      transparent 36%
    ),
    rgba(255, 255, 255, .66);

  box-shadow: 0 16px 38px rgba(89, 103, 117, .06);
}

.article-product-image {
  width: 100%;
}

.article-product-image img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 12px 30px rgba(89, 103, 117, .12);
}

.article-product-label {
  margin: 0 0 18px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .16em;
  color: #8aaebe;
}

.article-product h2 {
  margin: 0;
  font-size: 28px;
  line-height: 1.6;
  color: var(--shizuki-gray);
}

.article-product > p:not(.article-product-label) {
  max-width: 600px;
  margin: 22px 0 28px;
  font-size: 15px;
  line-height: 2;
  color: rgba(89, 103, 117, .72);
}


/* 記事一覧へ */

.article-back {
  max-width: 760px;
  margin: 55px auto 0;
}

.article-back a {
  font-size: 13px;
  color: #8aaebe;
  text-decoration: none;
}

.article-back a:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* =========================
   HOME ARTICLES
========================= */

.home-articles {
  background:
    radial-gradient(
      circle at 85% 20%,
      rgba(181, 217, 232, .18),
      transparent 32%
    ),
    var(--snow-white);
}

.home-articles-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 40px;
  margin-bottom: 55px;
}

.home-articles-label {
  margin: 0 0 32px;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: .16em;
  color: #8aaebe;
}

.home-articles-heading h2 {
  margin: 0;
  font-size: clamp(32px, 4vw, 46px);
  line-height: 1.5;
  color: var(--shizuki-gray);
}

.articles-all-link {
  flex-shrink: 0;
  padding-bottom: 8px;
  font-size: 13px;
  font-weight: 600;
  color: #8aaebe;
  text-decoration: none;
}

.articles-all-link span {
  display: inline-block;
  margin-left: 6px;
  transition: .2s;
}

.articles-all-link:hover span {
  transform: translateX(4px);
}


/* 記事カード */

.home-article-list {
  max-width: 850px;
}

.home-article-card {
  display: block;
  padding: 38px 42px;
  border: 1px solid rgba(138, 174, 190, .3);
  border-radius: 22px;
  background: rgba(255, 255, 255, .62);
  box-shadow: 0 14px 35px rgba(89, 103, 117, .06);
  color: var(--shizuki-gray);
  text-decoration: none;
  transition: .25s;
}

.home-article-card:hover {
  transform: translateY(-4px);
  border-color: rgba(138, 174, 190, .6);
  box-shadow: 0 20px 45px rgba(89, 103, 117, .1);
}

.home-article-meta {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 22px;
  font-size: 11px;
  letter-spacing: .1em;
  color: #8aaebe;
}

.home-article-card h3 {
  margin: 0;
  font-size: clamp(23px, 3vw, 30px);
  line-height: 1.6;
  color: var(--shizuki-gray);
}

.home-article-card p {
  max-width: 650px;
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 2;
  color: rgba(89, 103, 117, .68);
}

.home-article-read {
  display: inline-block;
  margin-top: 28px;
  font-size: 13px;
  font-weight: 600;
  color: #8aaebe;
}

.article-summary {
  max-width: 720px;
  margin-top: 38px;
  padding: 26px 30px;
  border: 1px solid rgba(138, 174, 190, .3);
  border-radius: 16px;
  background: rgba(181, 217, 232, .1);
}

.article-summary-title {
  margin: 0 0 14px;
  font-size: 14px;
  font-weight: 600;
  color: #8aaebe;
}

.article-summary ul {
  margin: 0;
  padding-left: 1.4em;
}

.article-summary li {
  margin: 8px 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(89, 103, 117, .76);
}

.article-example {
  margin: 32px 0;
  padding: 32px;
  border: 1px solid rgba(138, 174, 190, .3);
  border-radius: 18px;
  background: rgba(181, 217, 232, .08);
}

.article-example-title {
  margin: 0 0 24px !important;
  font-size: 13px !important;
  font-weight: 600;
  letter-spacing: .05em;
  color: #8aaebe !important;
}

.article-example-flow {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}

.article-example-flow span {
  font-size: 15px;
  line-height: 1.6;
  color: rgba(89, 103, 117, .8);
}

.article-example-flow span:nth-child(even) {
  padding-left: 12px;
  color: #8aaebe;
}

.article-checklist {
  margin: 32px 0;
  padding: 30px 32px;
  border: 1px solid rgba(138, 174, 190, .3);
  border-radius: 18px;
  background: rgba(181, 217, 232, .08);
}

.article-checklist-title {
  margin: 0 0 20px !important;
  font-size: 13px !important;
  font-weight: 600;
  letter-spacing: .05em;
  color: #8aaebe !important;
}

.article-checklist ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.article-checklist li {
  position: relative;
  margin: 12px 0;
  padding-left: 28px;
}

.article-checklist li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #8aaebe;
  font-weight: 600;
}

.article-summary a {
  color: rgba(89, 103, 117, .78);
  text-decoration: none;
  transition: .2s;
}

.article-summary a:hover {
  color: #8aaebe;
}

.section-more-link {
  width: 180px;
  flex-shrink: 0;
}

.products-heading,
.home-articles-heading {
  display: block;
  margin-bottom: 55px;
}

.section-more-link {
  width: 180px;
  margin-top: 28px;
}

.home-articles-intro {
  max-width: 650px;
  margin: 28px 0 0;
  font-size: 16px;
  line-height: 2;
  color: rgba(89, 103, 117, .68);
}

.article-screenshot {
  margin: 36px 0;
}

.article-screenshot img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid rgba(138, 174, 190, .25);
  border-radius: 16px;
  box-shadow: 0 14px 35px rgba(89, 103, 117, .08);
}

.article-image-caption {
  margin: 12px 0 0 !important;
  font-size: 12px !important;
  line-height: 1.6 !important;
  text-align: center;
  color: rgba(89, 103, 117, .55) !important;
}

.article-file-tree {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-family: monospace;
}

.article-file-tree span {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(89, 103, 117, .8);
}

.article-body pre {
  margin: 30px 0;
  padding: 24px;
  overflow-x: auto;
  border: 1px solid rgba(138, 174, 190, .25);
  border-radius: 14px;
  background: #f5f8fa;
}

.article-body code {
  font-family: monospace;
  font-size: 14px;
  line-height: 1.8;
  color: #596775;
}

.article-body p code,
.article-body li code {
  padding: 2px 6px;
  border-radius: 5px;
  background: rgba(181, 217, 232, .18);
  font-size: .9em;
}

/* トップページ Articles レイアウト修正 */
#articles .home-articles-heading {
  display: block !important;
  margin-bottom: 55px;
}

#articles .home-articles-label {
  display: block;
  margin: 0 0 32px;
}

#articles .home-articles-heading h2 {
  display: block;
  margin: 0;
}

#articles .home-articles-intro {
  display: block;
  max-width: 650px;
  margin: 28px 0 0;
}

#articles .section-more-link {
  display: flex;
  width: 180px;
  margin-top: 28px;
}

#articles .home-article-list {
  display: block;
  max-width: 850px;
}

/* =========================
   Smartphone
========================= */

@media (max-width: 700px) {
  .header {
    padding: 12px 6%;
  }

  .logo-main {
    font-size: 15px;
  }

  .logo-sub {
    font-size: 7px;
  }

  .nav {
    gap: 12px;
  }

  .nav a {
    font-size: 11px;
  }

  .nav-contact {
    padding: 8px 12px;
  }

  .hero {
  grid-template-columns: 1fr;
  min-height: auto;
  padding: 60px 7%;
}

.hero-content {
  width: 100%;
  max-width: none;
}

.hero-visual {
  width: 100%;
  margin: 40px auto 0;
}

.hero-product-image {
  width: 100%;
  max-width: 500px;
}

  .section {
    padding: 90px 7%;
  }

  .about-section {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .about-content {
    padding-top: 0;
  }

  .about-main {
    font-size: 16px;
  }

  .products-heading {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .products-intro br {
    display: none;
  }

  .footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 30px;
    padding: 45px 7%;
  }
}

@media (max-width: 700px) {

  .contact-grid {
    grid-template-columns: 1fr;
    row-gap: 0;
  }

  /* 1. CONTACT */
  .contact-label {
    order: 1;
    margin-bottom: 24px;
  }

  /* 2. お問い合わせ本文 */
  .contact-main {
    order: 2;
    width: 100%;
  }

  /* 3. LINKS */
  .contact-links-label {
    order: 3;
    margin-top: 55px;
    margin-bottom: 24px;
  }

  /* 4. リンクカード */
  .contact-other-links {
    order: 4;
    width: 100%;
    display: block;
  }

  .contact-link-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .contact-link-card {
    min-height: 110px;
  }

  .contact-mail-wrap {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

    /* ARTICLES */

  .articles-hero {
    padding: 70px 7% 55px;
  }

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

  .articles-description br {
    display: none;
  }

  .articles-list {
    padding: 0 7% 90px;
  }

  .article-card {
    padding: 28px 24px;
    border-radius: 18px;
  }

  .article-card h2 br {
    display: none;
  }

    /* ARTICLE PAGE */

  .article {
    padding: 70px 7% 90px;
  }

  .article-header {
    padding-bottom: 42px;
  }

  .article-header h1 {
    font-size: 31px;
  }

  .article-header h1 br {
    display: none;
  }

  .article-lead {
    font-size: 15px;
  }

  .article-body {
    margin-top: 50px;
  }

  .article-body h2 {
    margin-top: 55px;
    font-size: 23px;
  }

  .article-body h3 {
    font-size: 19px;
  }

  .article-body p,
  .article-body li {
    font-size: 15px;
  }

  .article-product {
    grid-template-columns: 1fr;
    gap: 35px;
    margin-top: 65px;
    padding: 30px 24px;
    border-radius: 18px;
  }

  .article-product-image {
    max-width: 420px;
  }

  .article-product h2 {
    font-size: 23px;
  }

    /* HOME ARTICLES */

  .home-articles-heading {
    flex-direction: column;
    align-items: flex-start;
    gap: 28px;
    margin-bottom: 40px;
  }

  .home-articles-label {
    margin-bottom: 24px;
  }

  .articles-all-link {
    padding-bottom: 0;
  }

  .home-article-card {
    padding: 28px 24px;
    border-radius: 18px;
  }

  .home-article-card h3 br {
    display: none;
  }

  .article-summary {
  padding: 22px 20px;
}

.section-more-link {
    width: 180px;
    margin-top: 24px;
  }

  .home-articles-intro br,
  .products-intro br {
    display: none;
  }

}