@charset "UTF-8";

/* =========================================
  Sign Renewal Blog
========================================= */

.sign-renew-blog {
  max-width: 1040px;
  margin: 0 auto;
  color: #333;
  line-height: 1.9;
  font-family: "Noto Sans JP", sans-serif;
}

.sign-renew-blog * {
  box-sizing: border-box;
}

.sign-renew-blog p {
  margin: 0 0 1.4em;
  font-size: 1.8rem;
}

.sign-renew-blog a {
  color: #1f6fa8;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.sign-renew-blog h2 {
  margin: 0 0 22px;
  color: #24364b;
  font-size: 2.4rem;
  line-height: 1.45;
}

.sign-renew-blog h3 {
  margin: 0 0 12px;
  color: #24364b;
  font-size: 2rem;
  line-height: 1.5;
}

.sign-renew-blog ul {
  margin: 0 0 1.6em;
  padding-left: 1.4em;
}

.sign-renew-blog li {
  margin-bottom: 12px;
  font-size: 1.8rem;
}

.srb-hero {
  padding: 56px 40px;
  margin-bottom: 44px;
  border-radius: 28px;
  background:
    linear-gradient(135deg, rgba(47, 111, 168, 0.12), rgba(61, 140, 111, 0.12)),
    #f8fbfd;
  border: 1px solid rgba(47, 111, 168, 0.18);
}

.srb-label,
.srb-cta-label {
  margin: 0 0 14px;
  color: #2f6fa8;
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.srb-hero h1 {
  margin: 0 0 24px;
  color: #24364b;
  font-size: clamp(2.8rem, 4vw, 4.2rem);
  line-height: 1.35;
}

.srb-hero p {
  max-width: 780px;
  margin-bottom: 0;
  font-size: 1.9rem;
}

.srb-lead {
  padding: 34px;
  margin-bottom: 46px;
  border-radius: 22px;
  background: #fffdf9;
  border: 1px solid #eadfce;
}

.srb-section {
  margin: 64px 0;
}

.srb-card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
  margin: 30px 0 34px;
}

.srb-card {
  padding: 26px;
  border-radius: 20px;
  background: #ffffff;
  border: 1px solid #e2e8ee;
  box-shadow: 0 12px 28px rgba(36, 54, 75, 0.07);
}

.srb-card p {
  margin-bottom: 0;
}

.srb-check-list {
  display: grid;
  gap: 20px;
  margin-top: 30px;
}

.srb-check {
  position: relative;
  padding: 28px 28px 28px 72px;
  border-radius: 20px;
  background: #ffffff;
  border: 1px solid #e2e8ee;
}

.srb-check::before {
  content: "!";
  position: absolute;
  top: 30px;
  left: 28px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #e88935;
  color: #ffffff;
  font-size: 1.7rem;
  font-weight: 700;
  line-height: 28px;
  text-align: center;
}

.srb-check p {
  margin-bottom: 0;
}

.srb-danger {
  padding: 38px;
  margin: 64px 0;
  border-radius: 24px;
  background: #fff5f2;
  border-left: 8px solid #e88935;
}

.srb-danger h2 {
  color: #8a3d21;
}

.srb-danger ul {
  padding-left: 0;
  list-style: none;
}

.srb-danger li {
  position: relative;
  padding-left: 34px;
}

.srb-danger li::before {
  content: "×";
  position: absolute;
  top: 0;
  left: 0;
  color: #e88935;
  font-weight: 700;
  padding-left: 18px;
}

.srb-methods {
  display: grid;
  gap: 22px;
  margin: 30px 0 34px;
}

.srb-method {
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 10px 20px;
  padding: 28px;
  border-radius: 20px;
  background: #f7fafc;
  border: 1px solid #dbe7ef;
}

.srb-method span {
  grid-row: span 2;
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #24364b;
  color: #ffffff;
  font-size: 1.6rem;
  font-weight: 700;
}

.srb-method p {
  margin-bottom: 0;
}

.srb-link-box {
  margin-top: 26px;
}

.srb-link-box a {
  display: inline-block;
  padding: 16px 30px;
  border-radius: 999px;
  background: #24364b;
  color: #ffffff;
  font-size: 1.7rem;
  text-decoration: none;
}

.srb-area {
  padding: 38px;
  margin: 64px 0;
  border-radius: 24px;
  background: #eef8f2;
  border: 1px solid rgba(61, 140, 111, 0.25);
}

.srb-area h2 {
  color: #2f6b55;
}

.srb-area ul {
  padding-left: 0;
  list-style: none;
}

.srb-area li {
  position: relative;
  padding-left: 34px;
}

.srb-area li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: #3d8c6f;
  font-weight: 700;
}

.srb-faq {
  margin: 64px 0;
}

.srb-faq details {
  padding: 22px 24px;
  margin-bottom: 16px;
  border-radius: 18px;
  background: #ffffff;
  border: 1px solid #e2e8ee;
}

.srb-faq summary {
  cursor: pointer;
  color: #24364b;
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1.6;
}

.srb-faq details p {
  margin: 18px 0 0;
}

.srb-related {
  margin: 64px 0;
}

.srb-related-list {
  display: grid;
  gap: 16px;
}

.srb-related-list a {
  display: block;
  padding: 22px 24px;
  border-radius: 16px;
  background: #f7fafc;
  border: 1px solid #dbe7ef;
  font-size: 1.7rem;
  text-decoration: none;
}

.srb-summary {
  padding: 38px;
  margin: 64px 0;
  border-radius: 24px;
  background: #fffdf9;
  border: 1px solid #eadfce;
}

.srb-cta {
  padding: 52px 36px;
  margin: 70px 0 20px;
  border-radius: 28px;
  background:
    linear-gradient(135deg, rgba(36, 54, 75, 0.96), rgba(47, 111, 168, 0.9)),
    #24364b;
  color: #ffffff;
  text-align: center;
}

.srb-cta h2 {
  color: #ffffff;
  font-size: 2.6rem;
}

.srb-cta p {
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.srb-cta-label {
  color: #fbe0bb;
}

.srb-contact-info {
  margin: 28px auto;
}

.srb-contact-info p {
  margin-bottom: 8px;
  font-size: 1.6rem;
}

.srb-btns {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-bottom: 40px;
}

.srb-btns a {
  display: inline-block;
  min-width: 220px;
  padding: 17px 28px;
  border-radius: 999px;
  background: #ffffff!important;
  color: #24364b!important;
  font-size: 1.7rem;
  font-weight: 700;
  text-decoration: none!important;
}

.srb-btns a:last-child {
  background: #3d8c6f;
  color: #ffffff!important;
  text-decoration: none!important;
}

.srb-link-box a {
    color: #ffffff !important;
    text-decoration: none !important;
}


@media (max-width: 768px) {

  .sign-renew-blog {
    width: 100%;
    max-width: 100%;
    padding: 0 16px;
    overflow-x: hidden;
  }

  .sign-renew-blog p,
  .sign-renew-blog li {
    font-size: 1.8rem;
  }

  .sign-renew-blog h2 {
    font-size: 2.1rem;
  }

  .sign-renew-blog h3 {
    font-size: 1.9rem;
  }

  .srb-hero {
    padding: 36px 22px;
    margin-bottom: 34px;
    border-radius: 22px;
  }

  .srb-hero h1 {
    font-size: 2.6rem;
  }

  .srb-hero p {
    font-size: 1.8rem;
  }

  .srb-lead,
  .srb-danger,
  .srb-area,
  .srb-summary {
    padding: 26px 22px;
    border-radius: 20px;
  }

  .srb-section,
  .srb-danger,
  .srb-area,
  .srb-faq,
  .srb-related,
  .srb-summary {
    margin: 46px 0;
  }

  .srb-card-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .srb-card {
    padding: 22px;
  }

  .srb-check {
    padding: 24px 22px 24px 58px;
  }

  .srb-check::before {
    top: 26px;
    left: 20px;
  }

  .srb-method {
    grid-template-columns: 1fr;
    padding: 24px 22px;
  }

  .srb-method span {
    width: 52px;
    height: 52px;
  }

  .srb-link-box a {
    width: 100%;
    text-align: center;
  }

  .srb-faq details {
    padding: 20px;
  }

  .srb-faq summary {
    font-size: 1.7rem;
  }

  .srb-related-list a {
    padding: 20px;
    font-size: 1.6rem;
  }

  .srb-cta {
    padding: 40px 22px;
    border-radius: 24px;
  }

  .srb-cta h2 {
    font-size: 2.2rem;
  }

  .srb-btns {
    display: grid;
    gap: 14px;
  }

  .srb-btns a {
    width: 100%;
    min-width: 0;
  }
}