:root {
  --navy: #305081;
  --navy-dark: #243e67;
  --orange: #f49912;
  --sky: #eaf3fa;
  --yellow: #fffbd6;
  --red: #d45062;
  --text: #29364a;
  --muted: #697386;
  --line: #d7e0ea;
  --white: #ffffff;
  --shadow: 0 18px 45px rgba(48, 80, 129, 0.11);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--white);
  color: var(--text);
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
  -webkit-font-smoothing: antialiased;
}

button,
input {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.answer-link {
  display: inline-block;
  margin-top: 12px;
  color: var(--navy);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 4px;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid rgba(48, 80, 129, 0.1);
  backdrop-filter: blur(12px);
}

.header-inner {
  width: min(1200px, calc(100% - 48px));
  height: 82px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 32px;
}

.brand {
  width: 235px;
  flex: none;
}

.brand img,
.footer-brand img {
  width: 100%;
  height: auto;
  display: block;
}

.global-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex: 1;
  gap: 28px;
}

.global-nav a {
  position: relative;
  padding: 30px 0;
  color: var(--navy);
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}

.global-nav a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 18px;
  width: 0;
  height: 2px;
  transform: translateX(-50%);
  background: var(--orange);
  transition: width 0.25s ease;
}

.global-nav a:hover::after,
.global-nav a.is-current::after {
  width: 100%;
}

.header-contact {
  min-width: 170px;
  height: 48px;
  padding: 0 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  color: var(--white);
  background: var(--red);
  border-radius: 8px;
  box-shadow: 0 8px 20px rgba(212, 80, 98, 0.2);
  font-size: 14px;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.header-contact:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(212, 80, 98, 0.28);
}

.header-contact span {
  font-size: 18px;
}

.menu-button {
  display: none;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 8px;
  background: var(--navy);
  padding: 11px 10px;
}

.menu-button span {
  display: block;
  height: 2px;
  margin: 4px 0;
  background: var(--white);
}

.breadcrumb {
  width: min(1120px, calc(100% - 48px));
  margin: 0 auto;
  padding: 20px 0;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--muted);
  font-size: 12px;
}

.breadcrumb a:hover {
  color: var(--navy);
  text-decoration: underline;
}

.faq-hero {
  position: relative;
  width: min(1280px, calc(100% - 32px));
  min-height: 400px;
  margin: 0 auto;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 28px;
  background:
    linear-gradient(135deg, rgba(234, 243, 250, 0.98), rgba(245, 250, 253, 0.98)),
    var(--sky);
}

.faq-hero::before,
.faq-hero::after {
  content: "?";
  position: absolute;
  color: rgba(48, 80, 129, 0.055);
  font-family: Arial, sans-serif;
  font-weight: 800;
  line-height: 1;
}

.faq-hero::before {
  left: 7%;
  bottom: -36px;
  font-size: 280px;
  transform: rotate(-12deg);
}

.faq-hero::after {
  right: 8%;
  top: -38px;
  font-size: 220px;
  transform: rotate(12deg);
}

.hero-shape {
  position: absolute;
  border-radius: 999px;
  border: 1px solid rgba(244, 153, 18, 0.3);
}

.hero-shape-one {
  width: 150px;
  height: 150px;
  top: -45px;
  left: 21%;
}

.hero-shape-two {
  width: 72px;
  height: 72px;
  right: 24%;
  bottom: -24px;
  background: rgba(255, 251, 214, 0.8);
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(720px, calc(100% - 48px));
  padding: 60px 0 56px;
  text-align: center;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--orange);
  font-family: Arial, sans-serif;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.22em;
}

.faq-hero h1 {
  margin: 0;
  color: var(--navy);
  font-size: clamp(34px, 4vw, 52px);
  font-weight: 800;
  letter-spacing: 0.08em;
}

.faq-hero h1::after {
  content: "";
  display: block;
  width: 72px;
  height: 4px;
  margin: 22px auto 0;
  border-radius: 999px;
  background: var(--orange);
}

.hero-lead {
  margin: 24px 0 0;
  color: #4c607d;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.9;
}

.search-box {
  width: min(610px, 100%);
  height: 64px;
  margin: 30px auto 0;
  padding: 0 18px 0 22px;
  display: flex;
  align-items: center;
  gap: 15px;
  background: var(--white);
  border: 1px solid rgba(48, 80, 129, 0.12);
  border-radius: 12px;
  box-shadow: 0 14px 35px rgba(48, 80, 129, 0.12);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.search-box:focus-within {
  border-color: var(--orange);
  box-shadow: 0 14px 38px rgba(48, 80, 129, 0.16);
}

.search-icon {
  position: relative;
  width: 19px;
  height: 19px;
  flex: none;
  border: 2px solid var(--navy);
  border-radius: 50%;
}

.search-icon::after {
  content: "";
  position: absolute;
  width: 8px;
  height: 2px;
  right: -6px;
  bottom: -3px;
  transform: rotate(45deg);
  background: var(--navy);
  border-radius: 2px;
}

.search-box input {
  min-width: 0;
  flex: 1;
  border: 0;
  outline: 0;
  color: var(--text);
  background: transparent;
  font-size: 14px;
}

.search-box input::placeholder {
  color: #9aa5b5;
}

.search-box button {
  width: 32px;
  height: 32px;
  flex: none;
  border: 0;
  border-radius: 50%;
  color: #7a8798;
  background: #f0f4f7;
  cursor: pointer;
}

.category-section {
  padding: 88px 0 96px;
  background: var(--white);
}

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

.section-heading {
  text-align: center;
}

.section-heading p,
.faq-list-header p,
.contact-copy > p {
  margin: 0 0 8px;
  color: var(--orange);
  font-family: Arial, sans-serif;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.17em;
}

.section-heading h2 {
  margin: 0;
  color: var(--navy);
  font-size: clamp(26px, 3vw, 36px);
  font-weight: 800;
  letter-spacing: 0.05em;
}

.section-heading > span {
  display: block;
  width: 62px;
  height: 4px;
  margin: 20px auto 0;
  border-radius: 999px;
  background: var(--orange);
}

.category-grid {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.category-card {
  position: relative;
  min-height: 118px;
  padding: 22px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  overflow: hidden;
  text-align: left;
  border: 1px solid #dce5ed;
  border-radius: 14px;
  background: var(--white);
  cursor: pointer;
  box-shadow: 0 8px 26px rgba(48, 80, 129, 0.06);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.category-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--orange);
  transform: scaleY(0);
  transition: transform 0.2s ease;
}

.category-card:hover,
.category-card.is-active {
  transform: translateY(-3px);
  border-color: rgba(244, 153, 18, 0.5);
  box-shadow: var(--shadow);
}

.category-card:hover::before,
.category-card.is-active::before {
  transform: scaleY(1);
}

.category-number {
  width: 44px;
  height: 44px;
  flex: none;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--navy);
  background: var(--sky);
  font-family: Arial, sans-serif;
  font-size: 13px;
  font-weight: 800;
}

.category-copy {
  min-width: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.category-copy strong {
  color: var(--navy);
  font-size: 16px;
  font-weight: 800;
}

.category-copy small {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.5;
}

.category-arrow {
  color: var(--orange);
  font-size: 20px;
  transition: transform 0.2s ease;
}

.category-card:hover .category-arrow {
  transform: translateX(4px);
}

.faq-section {
  padding: 100px 0 110px;
  background: var(--sky);
}

.faq-layout {
  width: min(1100px, calc(100% - 48px));
  margin: 0 auto;
  display: block;
}

.category-aside {
  position: sticky;
  top: 108px;
  padding: 22px 18px 18px;
  border-radius: 14px;
  background: var(--white);
  box-shadow: 0 12px 32px rgba(48, 80, 129, 0.08);
}

.aside-title {
  margin: 0 0 14px;
  padding: 0 8px 14px;
  color: var(--navy);
  border-bottom: 2px solid var(--orange);
  font-size: 15px;
  font-weight: 800;
}

.category-aside > button {
  width: 100%;
  padding: 12px 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #5b6c82;
  text-align: left;
  border: 0;
  border-bottom: 1px solid #edf1f5;
  border-radius: 7px;
  background: transparent;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.category-aside > button:hover,
.category-aside > button.is-active {
  color: var(--navy);
  background: var(--sky);
}

.category-aside > button span {
  min-width: 25px;
  padding: 3px 6px;
  color: var(--navy);
  text-align: center;
  border-radius: 999px;
  background: rgba(48, 80, 129, 0.1);
  font-family: Arial, sans-serif;
  font-size: 10px;
}

.aside-note {
  margin-top: 20px;
  padding: 18px 16px;
  border-radius: 10px;
  background: var(--yellow);
}

.aside-note strong {
  color: var(--navy);
  font-size: 13px;
}

.aside-note p {
  margin: 8px 0 10px;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.65;
}

.aside-note a {
  color: var(--red);
  font-size: 11px;
  font-weight: 800;
}

.faq-content {
  min-width: 0;
}

.faq-list-header {
  margin-bottom: 26px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
}

.faq-list-header h2 {
  margin: 0;
  color: var(--navy);
  font-size: clamp(26px, 3vw, 34px);
  font-weight: 800;
  letter-spacing: 0.04em;
}

.faq-list-header > span {
  padding: 6px 12px;
  color: var(--navy);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.7);
  font-size: 11px;
  font-weight: 700;
}

.accordion-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.accordion-item {
  overflow: hidden;
  border: 1px solid rgba(48, 80, 129, 0.11);
  border-radius: 12px;
  background: var(--white);
  box-shadow: 0 8px 24px rgba(48, 80, 129, 0.055);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.accordion-item.is-open {
  border-color: rgba(244, 153, 18, 0.45);
  box-shadow: 0 14px 34px rgba(48, 80, 129, 0.1);
}

.accordion-question {
  width: 100%;
  min-height: 90px;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 18px;
  text-align: left;
  border: 0;
  background: var(--white);
  cursor: pointer;
}

.q-mark,
.a-mark {
  width: 40px;
  height: 40px;
  flex: none;
  display: grid;
  place-items: center;
  color: var(--white);
  border-radius: 50%;
  background: var(--navy);
  font-family: Arial, sans-serif;
  font-size: 18px;
  font-weight: 800;
}

.question-copy {
  min-width: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.question-copy small {
  color: var(--orange);
  font-size: 10px;
  font-weight: 800;
}

.question-copy strong {
  color: var(--navy);
  font-size: 15px;
  font-weight: 800;
  line-height: 1.55;
}

.accordion-toggle {
  position: relative;
  width: 32px;
  height: 32px;
  flex: none;
  border-radius: 50%;
  background: var(--sky);
}

.accordion-toggle::before,
.accordion-toggle::after {
  content: "";
  position: absolute;
  top: 15px;
  left: 9px;
  width: 14px;
  height: 2px;
  border-radius: 2px;
  background: var(--navy);
  transition: transform 0.2s ease;
}

.accordion-toggle::after {
  transform: rotate(90deg);
}

.accordion-item.is-open .accordion-toggle::after {
  transform: rotate(0deg);
}

.accordion-answer {
  margin: 0 24px;
  padding: 22px 0 26px 58px;
  position: relative;
  border-top: 1px solid #e8edf2;
}

.a-mark {
  position: absolute;
  left: 0;
  top: 20px;
  color: var(--navy);
  background: var(--yellow);
}

.accordion-answer p {
  margin: 0;
  color: #526076;
  font-size: 14px;
  font-weight: 500;
  line-height: 2;
}

.empty-state {
  padding: 70px 30px;
  text-align: center;
  border-radius: 14px;
  background: var(--white);
}

.empty-state > span {
  width: 56px;
  height: 56px;
  margin: 0 auto;
  display: grid;
  place-items: center;
  color: var(--navy);
  border-radius: 50%;
  background: var(--sky);
  font-size: 28px;
  font-weight: 800;
}

.empty-state h3 {
  margin: 20px 0 8px;
  color: var(--navy);
  font-size: 18px;
}

.empty-state p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.empty-state button {
  margin-top: 22px;
  padding: 12px 20px;
  color: var(--white);
  border: 0;
  border-radius: 7px;
  background: var(--navy);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
}

.contact-section {
  padding: 100px 24px;
  background: var(--white);
}

.contact-card {
  position: relative;
  width: min(1050px, 100%);
  min-height: 260px;
  margin: 0 auto;
  padding: 54px 60px;
  display: flex;
  align-items: center;
  gap: 42px;
  overflow: hidden;
  border-radius: 20px;
  background: var(--yellow);
  box-shadow: 0 18px 48px rgba(48, 80, 129, 0.08);
}

.contact-card::after {
  content: "?";
  position: absolute;
  right: 31%;
  bottom: -80px;
  color: rgba(48, 80, 129, 0.05);
  font-family: Arial, sans-serif;
  font-size: 240px;
  font-weight: 800;
  line-height: 1;
}

.contact-badge {
  position: relative;
  z-index: 1;
  width: 96px;
  height: 96px;
  flex: none;
  display: grid;
  place-items: center;
  color: var(--navy);
  border: 2px solid var(--orange);
  border-radius: 50%;
  background: var(--white);
  font-size: 14px;
  font-weight: 800;
}

.contact-copy {
  position: relative;
  z-index: 1;
  flex: 1;
}

.contact-copy h2 {
  margin: 0;
  color: var(--navy);
  font-size: 30px;
  font-weight: 800;
}

.contact-copy > span {
  display: block;
  margin-top: 15px;
  color: #5b6880;
  font-size: 13px;
  line-height: 1.8;
}

.contact-card > a {
  position: relative;
  z-index: 1;
  min-width: 210px;
  height: 58px;
  padding: 0 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  color: var(--white);
  border-radius: 8px;
  background: var(--red);
  box-shadow: 0 10px 24px rgba(212, 80, 98, 0.24);
  font-size: 14px;
  font-weight: 800;
  transition: transform 0.2s ease;
}

.contact-card > a:hover {
  transform: translateY(-3px);
}

.contact-card > a span {
  font-size: 20px;
}

.site-footer {
  padding: 56px 24px 20px;
  color: var(--white);
  background: var(--navy-dark);
}

.footer-inner {
  width: min(1100px, 100%);
  margin: 0 auto;
  padding-bottom: 45px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}

.footer-brand {
  width: 230px;
  padding: 14px 16px;
  border-radius: 8px;
  background: var(--white);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 14px 24px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.82);
  font-size: 11px;
  font-weight: 600;
}

.footer-links a:hover {
  color: var(--white);
  text-decoration: underline;
}

.copyright {
  width: min(1100px, 100%);
  margin: 18px auto 0;
  color: rgba(255, 255, 255, 0.55);
  text-align: right;
  font-family: Arial, sans-serif;
  font-size: 9px;
  letter-spacing: 0.08em;
}

@media (max-width: 1000px) {
  .global-nav {
    display: none;
  }

  .header-inner {
    height: 72px;
  }

  .header-contact {
    margin-left: auto;
  }

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

  .faq-layout {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 32px;
  }

  .contact-card {
    padding: 48px;
    gap: 28px;
  }

  .contact-badge {
    display: none;
  }
}

@media (max-width: 760px) {
  .header-inner {
    width: calc(100% - 28px);
    height: 68px;
    gap: 14px;
  }

  .brand {
    width: 175px;
  }

  .header-contact {
    display: none;
  }

  .menu-button {
    display: block;
    margin-left: auto;
  }

  .breadcrumb {
    width: calc(100% - 32px);
    padding: 14px 0;
  }

  .faq-hero {
    width: calc(100% - 20px);
    min-height: 410px;
    border-radius: 18px;
  }

  .faq-hero::before {
    left: -40px;
    bottom: -20px;
    font-size: 190px;
  }

  .faq-hero::after {
    right: -24px;
    top: -10px;
    font-size: 150px;
  }

  .hero-shape-one {
    left: 8%;
  }

  .hero-shape-two {
    right: 10%;
  }

  .hero-content {
    width: calc(100% - 34px);
    padding: 54px 0 48px;
  }

  .faq-hero h1 {
    font-size: 34px;
  }

  .hero-lead {
    font-size: 13px;
    line-height: 1.85;
  }

  .desktop-break {
    display: none;
  }

  .search-box {
    height: 58px;
    padding-left: 18px;
  }

  .search-box input {
    font-size: 12px;
  }

  .category-section {
    padding: 68px 0 72px;
  }

  .section-inner,
  .faq-layout {
    width: calc(100% - 32px);
  }

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

  .category-grid {
    margin-top: 36px;
    grid-template-columns: 1fr;
    gap: 11px;
  }

  .category-card {
    min-height: 92px;
    padding: 16px;
  }

  .category-copy strong {
    font-size: 15px;
  }

  .faq-section {
    padding: 72px 0 80px;
  }

  .faq-layout {
    display: block;
  }

  .category-aside {
    position: static;
    margin-bottom: 42px;
    padding: 16px;
    display: flex;
    gap: 8px;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .category-aside::-webkit-scrollbar {
    display: none;
  }

  .aside-title,
  .aside-note {
    display: none;
  }

  .category-aside > button {
    width: auto;
    flex: none;
    padding: 10px 13px;
    border: 1px solid #dde6ee;
    border-radius: 999px;
    white-space: nowrap;
  }

  .category-aside > button span {
    margin-left: 8px;
  }

  .faq-list-header {
    align-items: center;
  }

  .faq-list-header h2 {
    font-size: 25px;
  }

  .accordion-question {
    min-height: 82px;
    padding: 17px 16px;
    gap: 12px;
  }

  .q-mark,
  .a-mark {
    width: 34px;
    height: 34px;
    font-size: 15px;
  }

  .question-copy strong {
    font-size: 13px;
  }

  .accordion-toggle {
    width: 28px;
    height: 28px;
  }

  .accordion-toggle::before,
  .accordion-toggle::after {
    top: 13px;
    left: 8px;
    width: 12px;
  }

  .accordion-answer {
    margin: 0 16px;
    padding: 18px 0 22px 46px;
  }

  .a-mark {
    top: 17px;
  }

  .accordion-answer p {
    font-size: 12px;
    line-height: 1.9;
  }

  .contact-section {
    padding: 70px 16px;
  }

  .contact-card {
    min-height: auto;
    padding: 42px 26px;
    display: block;
    text-align: center;
  }

  .contact-copy h2 {
    font-size: 25px;
  }

  .contact-copy > span {
    font-size: 12px;
  }

  .contact-card > a {
    width: 100%;
    min-width: 0;
    margin-top: 26px;
  }

  .footer-inner {
    padding-bottom: 34px;
    display: block;
  }

  .footer-brand {
    width: 205px;
    margin: 0 auto;
  }

  .footer-links {
    margin-top: 30px;
    justify-content: center;
    gap: 15px 20px;
  }

  .copyright {
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}


/* Full-package additions: working mobile navigation and print-friendly output. */
.mobile-nav {
  padding: 8px 20px 20px;
  background: var(--white);
  border-top: 1px solid var(--line);
}
.mobile-nav[hidden] { display: none; }
.mobile-nav a {
  display: block;
  padding: 13px 8px;
  color: var(--navy);
  border-bottom: 1px solid #edf1f5;
  font-size: 13px;
  font-weight: 700;
}
.mobile-nav .mobile-contact {
  margin-top: 10px;
  color: var(--white);
  text-align: center;
  border: 0;
  border-radius: 8px;
  background: var(--red);
}
@media (min-width: 761px) {
  .mobile-nav { display: none !important; }
}
@media print {
  .site-header, .breadcrumb, .category-section, .contact-section, .site-footer { display: none !important; }
  .faq-section { padding: 0; background: #fff; }
  .accordion-answer[hidden] { display: block; }
  .accordion-item { break-inside: avoid; box-shadow: none; }
}