@import url('https://fonts.googleapis.com/css2?family=Klee+One:wght@400;600&family=Noto+Sans+JP:wght@300;400;500;700&display=swap');

:root {
  --jksf-bg: #F0F0F0;
  --jksf-primary: #4A6FA5;
  --jksf-primary-dark: #3A5A8A;
  --jksf-accent: #C85A5A;
  --jksf-text: #2C2C2C;
  --jksf-text-light: #666666;
  --jksf-white: #FFFFFF;
  --jksf-border: #D8D8D8;
  --jksf-shadow: rgba(0,0,0,0.08);
  --jksf-heading: 'Klee One', cursive;
  --jksf-body: 'Noto Sans JP', sans-serif;
  --jksf-radius: 8px;
  --jksf-max-width: 1120px;
  --jksf-timeline-line: 3px solid #4A6FA5;
}

*,*::before,*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--jksf-body);
  background: var(--jksf-bg);
  color: var(--jksf-text);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--jksf-primary);
  text-decoration: none;
  transition: color .2s;
}

a:hover {
  color: var(--jksf-primary-dark);
}

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

ul,ol {
  list-style: none;
}

.container {
  max-width: var(--jksf-max-width);
  margin: 0 auto;
  padding: 0 24px;
}

h1,h2,h3,h4,h5,h6 {
  font-family: var(--jksf-heading);
  font-weight: 600;
  line-height: 1.4;
  color: var(--jksf-text);
}

.jksf-header {
  background: var(--jksf-white);
  border-bottom: 1px solid var(--jksf-border);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.jksf-header-inner {
  max-width: var(--jksf-max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.jksf-logo {
  font-family: var(--jksf-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--jksf-primary);
  white-space: nowrap;
  text-decoration: none;
}

.jksf-logo:hover {
  color: var(--jksf-primary-dark);
}

.jksf-nav-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
}

.jksf-nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
}

.jksf-nav-list li {
  position: relative;
}

.jksf-nav-list a {
  display: block;
  padding: 8px 14px;
  font-size: .875rem;
  color: var(--jksf-text);
  border-radius: var(--jksf-radius);
  transition: background .2s;
}

.jksf-nav-list a:hover {
  background: var(--jksf-bg);
}

.jksf-dropdown-toggle {
  cursor: pointer;
  user-select: none;
}

.jksf-dropdown-toggle::after {
  content: '\f078';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  font-size: .65rem;
  margin-left: 6px;
  display: inline-block;
  transition: transform .2s;
}

.jksf-dropdown-toggle.open::after {
  transform: rotate(180deg);
}

.jksf-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--jksf-white);
  border: 1px solid var(--jksf-border);
  border-radius: var(--jksf-radius);
  box-shadow: 0 8px 24px var(--jksf-shadow);
  min-width: 260px;
  z-index: 999;
  padding: 8px 0;
}

.jksf-dropdown-menu.active {
  display: block;
}

.jksf-dropdown-menu a {
  padding: 10px 18px;
  font-size: .85rem;
}

.jksf-cta-btn {
  display: inline-block;
  padding: 9px 20px;
  font-size: .85rem;
  font-weight: 500;
  border: 2px solid var(--jksf-primary);
  color: var(--jksf-primary);
  border-radius: var(--jksf-radius);
  transition: all .2s;
  white-space: nowrap;
}

.jksf-cta-btn:hover {
  background: var(--jksf-primary);
  color: var(--jksf-white);
}

.jksf-mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.4rem;
  color: var(--jksf-text);
  cursor: pointer;
  padding: 8px;
}

.jksf-hero {
  position: relative;
  background: #3B5998;
  color: var(--jksf-white);
  overflow: hidden;
}

.jksf-hero-bg {
  position: absolute;
  inset: 0;
  background: url('../images/hero-timeline.jpg') center/cover no-repeat;
  opacity: .3;
}

.jksf-hero-inner {
  position: relative;
  max-width: var(--jksf-max-width);
  margin: 0 auto;
  padding: 80px 24px 70px;
  text-align: center;
}

.jksf-hero-telop {
  display: inline-block;
  background: var(--jksf-accent);
  color: var(--jksf-white);
  font-family: var(--jksf-heading);
  font-size: .95rem;
  font-weight: 600;
  padding: 8px 32px;
  margin-bottom: 28px;
  letter-spacing: .08em;
}

.jksf-hero h1 {
  font-size: 2.4rem;
  color: var(--jksf-white);
  margin-bottom: 18px;
}

.jksf-hero p {
  font-size: 1.05rem;
  opacity: .92;
  max-width: 640px;
  margin: 0 auto 32px;
  line-height: 1.9;
}

.jksf-hero-cta {
  display: inline-block;
  padding: 14px 36px;
  background: var(--jksf-primary);
  color: var(--jksf-white);
  border-radius: var(--jksf-radius);
  font-weight: 500;
  font-size: 1rem;
  transition: background .2s;
}

.jksf-hero-cta:hover {
  background: var(--jksf-primary-dark);
  color: var(--jksf-white);
}

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

.jksf-section-title {
  text-align: center;
  font-size: 1.8rem;
  margin-bottom: 12px;
}

.jksf-section-subtitle {
  text-align: center;
  color: var(--jksf-text-light);
  font-size: .95rem;
  margin-bottom: 48px;
}

.jksf-timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding-left: 48px;
}

.jksf-timeline::before {
  content: '';
  position: absolute;
  left: 18px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--jksf-primary);
}

.jksf-timeline-item {
  position: relative;
  margin-bottom: 36px;
}

.jksf-timeline-node {
  position: absolute;
  left: -40px;
  top: 20px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--jksf-accent);
  border: 3px solid var(--jksf-primary);
  z-index: 1;
}

.jksf-timeline-card {
  background: var(--jksf-white);
  border-radius: var(--jksf-radius);
  padding: 28px;
  box-shadow: 0 4px 16px var(--jksf-shadow);
  transition: transform .2s, box-shadow .2s;
  display: flex;
  gap: 24px;
  align-items: flex-start;
}

.jksf-timeline-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px var(--jksf-shadow);
}

.jksf-timeline-card-img {
  width: 140px;
  height: 100px;
  border-radius: 6px;
  object-fit: cover;
  flex-shrink: 0;
  background: var(--jksf-border);
}

.jksf-timeline-card-body {
  flex: 1;
}

.jksf-timeline-card-date {
  font-size: .78rem;
  color: var(--jksf-text-light);
  margin-bottom: 4px;
}

.jksf-timeline-card h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.jksf-timeline-card h3 a {
  color: var(--jksf-text);
}

.jksf-timeline-card h3 a:hover {
  color: var(--jksf-primary);
}

.jksf-timeline-card p {
  font-size: .88rem;
  color: var(--jksf-text-light);
  line-height: 1.7;
}

.jksf-timeline-card-link {
  display: inline-block;
  margin-top: 10px;
  font-size: .85rem;
  font-weight: 500;
  color: var(--jksf-primary);
}

.jksf-article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 28px;
}

.jksf-article-card {
  background: var(--jksf-white);
  border-radius: var(--jksf-radius);
  overflow: hidden;
  box-shadow: 0 4px 16px var(--jksf-shadow);
  transition: transform .2s, box-shadow .2s;
}

.jksf-article-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px var(--jksf-shadow);
}

.jksf-article-card-img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  background: var(--jksf-border);
}

.jksf-article-card-body {
  padding: 22px;
}

.jksf-article-card-date {
  font-size: .78rem;
  color: var(--jksf-text-light);
  margin-bottom: 6px;
}

.jksf-article-card h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.jksf-article-card h3 a {
  color: var(--jksf-text);
}

.jksf-article-card h3 a:hover {
  color: var(--jksf-primary);
}

.jksf-article-card p {
  font-size: .88rem;
  color: var(--jksf-text-light);
  line-height: 1.7;
}

.jksf-about-section {
  background: var(--jksf-white);
}

.jksf-about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.jksf-about-img {
  border-radius: var(--jksf-radius);
  width: 100%;
  height: 320px;
  object-fit: cover;
  background: var(--jksf-border);
}

.jksf-about-text h3 {
  font-size: 1.3rem;
  margin-bottom: 16px;
}

.jksf-about-text p {
  color: var(--jksf-text-light);
  margin-bottom: 14px;
  font-size: .95rem;
}

.jksf-faq-section {
  max-width: 720px;
  margin: 0 auto;
}

.jksf-faq-item {
  border: 1px solid var(--jksf-border);
  border-radius: var(--jksf-radius);
  margin-bottom: 14px;
  background: var(--jksf-white);
  overflow: hidden;
}

.jksf-faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px;
  cursor: pointer;
  font-weight: 500;
  font-size: .95rem;
  user-select: none;
  transition: background .15s;
}

.jksf-faq-q:hover {
  background: var(--jksf-bg);
}

.jksf-faq-q i {
  transition: transform .25s;
  font-size: .75rem;
  color: var(--jksf-primary);
}

.jksf-faq-q.open i {
  transform: rotate(180deg);
}

.jksf-faq-a {
  display: none;
  padding: 0 22px 18px;
  font-size: .9rem;
  color: var(--jksf-text-light);
  line-height: 1.85;
}

.jksf-faq-a.active {
  display: block;
}

.jksf-mission-section {
  background: var(--jksf-white);
  text-align: center;
}

.jksf-mission-img {
  width: 100%;
  max-width: 600px;
  height: 280px;
  object-fit: cover;
  border-radius: var(--jksf-radius);
  margin: 0 auto 32px;
  background: var(--jksf-border);
}

.jksf-mission-text {
  max-width: 640px;
  margin: 0 auto;
  font-size: .95rem;
  color: var(--jksf-text-light);
  line-height: 1.9;
}

.jksf-advantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 28px;
}

.jksf-advantage-card {
  background: var(--jksf-white);
  border-radius: var(--jksf-radius);
  padding: 32px 24px;
  text-align: center;
  box-shadow: 0 4px 16px var(--jksf-shadow);
  transition: transform .2s;
}

.jksf-advantage-card:hover {
  transform: translateY(-3px);
}

.jksf-advantage-icon {
  font-size: 2rem;
  color: var(--jksf-primary);
  margin-bottom: 18px;
}

.jksf-advantage-card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.jksf-advantage-card p {
  font-size: .88rem;
  color: var(--jksf-text-light);
  line-height: 1.7;
}

.jksf-closing-cta {
  text-align: center;
  background: var(--jksf-primary);
  color: var(--jksf-white);
  padding: 64px 24px;
}

.jksf-closing-cta h2 {
  color: var(--jksf-white);
  font-size: 1.8rem;
  margin-bottom: 14px;
}

.jksf-closing-cta p {
  opacity: .9;
  margin-bottom: 28px;
  font-size: .95rem;
}

.jksf-closing-cta .jksf-btn-white {
  display: inline-block;
  padding: 14px 36px;
  background: var(--jksf-white);
  color: var(--jksf-primary);
  border-radius: var(--jksf-radius);
  font-weight: 500;
  font-size: 1rem;
  transition: opacity .2s;
}

.jksf-closing-cta .jksf-btn-white:hover {
  opacity: .9;
}

.jksf-cookie-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--jksf-white);
  border-top: 1px solid var(--jksf-border);
  box-shadow: 0 -4px 16px var(--jksf-shadow);
  padding: 16px 24px;
  z-index: 9999;
  display: none;
}

.jksf-cookie-bar.show {
  display: flex;
}

.jksf-cookie-inner {
  max-width: var(--jksf-max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: 100%;
}

.jksf-cookie-text {
  font-size: .85rem;
  color: var(--jksf-text-light);
  flex: 1;
}

.jksf-cookie-btns {
  display: flex;
  gap: 10px;
  flex-shrink: 0;
}

.jksf-cookie-accept {
  padding: 8px 20px;
  background: var(--jksf-primary);
  color: var(--jksf-white);
  border: none;
  border-radius: var(--jksf-radius);
  font-size: .85rem;
  cursor: pointer;
  transition: background .2s;
}

.jksf-cookie-accept:hover {
  background: var(--jksf-primary-dark);
}

.jksf-cookie-decline {
  padding: 8px 20px;
  background: #AAAAAA;
  color: var(--jksf-white);
  border: none;
  border-radius: var(--jksf-radius);
  font-size: .85rem;
  cursor: pointer;
  transition: background .2s;
}

.jksf-cookie-decline:hover {
  background: #999999;
}

.jksf-footer {
  background: #2C2C2C;
  color: #CCCCCC;
  padding: 48px 0 0;
}

.jksf-footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  max-width: var(--jksf-max-width);
  margin: 0 auto;
  padding: 0 24px 32px;
}

.jksf-footer-col h4 {
  color: var(--jksf-white);
  font-size: 1rem;
  margin-bottom: 16px;
}

.jksf-footer-col p,
.jksf-footer-col li {
  font-size: .88rem;
  line-height: 1.9;
}

.jksf-footer-col a {
  color: #CCCCCC;
  transition: color .2s;
}

.jksf-footer-col a:hover {
  color: var(--jksf-white);
}

.jksf-footer-bottom {
  border-top: 1px solid #444;
  text-align: center;
  padding: 18px 24px;
  font-size: .8rem;
  color: #999;
}

.jksf-contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 28px;
}

.jksf-contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: .95rem;
}

.jksf-contact-info-item i {
  color: var(--jksf-primary);
  font-size: 1.1rem;
  margin-top: 3px;
  width: 22px;
  text-align: center;
}

.jksf-form-card {
  background: var(--jksf-white);
  border-radius: var(--jksf-radius);
  padding: 36px;
  box-shadow: 0 4px 20px var(--jksf-shadow);
  max-width: 600px;
  margin: 0 auto;
}

.jksf-form-group {
  margin-bottom: 22px;
}

.jksf-form-group label {
  display: block;
  font-size: .9rem;
  font-weight: 500;
  margin-bottom: 6px;
}

.jksf-form-group input,
.jksf-form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--jksf-border);
  border-radius: var(--jksf-radius);
  font-size: .9rem;
  font-family: var(--jksf-body);
  transition: border-color .2s;
  background: var(--jksf-white);
}

.jksf-form-group input:focus,
.jksf-form-group textarea:focus {
  outline: none;
  border-color: var(--jksf-primary);
}

.jksf-form-group textarea {
  min-height: 140px;
  resize: vertical;
}

.jksf-form-submit {
  display: inline-block;
  padding: 12px 32px;
  background: var(--jksf-primary);
  color: var(--jksf-white);
  border: none;
  border-radius: var(--jksf-radius);
  font-size: .95rem;
  font-weight: 500;
  cursor: pointer;
  transition: background .2s;
  font-family: var(--jksf-body);
}

.jksf-form-submit:hover {
  background: var(--jksf-primary-dark);
}

.jksf-map-wrap {
  border-radius: var(--jksf-radius);
  overflow: hidden;
  margin-top: 32px;
}

.jksf-map-wrap iframe {
  width: 100%;
  height: 320px;
  border: 0;
}

.jksf-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.45);
  z-index: 10000;
  justify-content: center;
  align-items: center;
}

.jksf-modal-overlay.active {
  display: flex;
}

.jksf-modal-box {
  background: var(--jksf-white);
  border-radius: var(--jksf-radius);
  padding: 40px 36px;
  max-width: 440px;
  width: 90%;
  text-align: center;
  box-shadow: 0 16px 48px rgba(0,0,0,.2);
}

.jksf-modal-box i {
  font-size: 2.5rem;
  color: var(--jksf-primary);
  margin-bottom: 18px;
}

.jksf-modal-box h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.jksf-modal-box p {
  font-size: .9rem;
  color: var(--jksf-text-light);
  margin-bottom: 22px;
}

.jksf-modal-close {
  padding: 10px 28px;
  background: var(--jksf-primary);
  color: var(--jksf-white);
  border: none;
  border-radius: var(--jksf-radius);
  font-size: .9rem;
  cursor: pointer;
}

.jksf-legal-content {
  max-width: 760px;
  margin: 0 auto;
  background: var(--jksf-white);
  border-radius: var(--jksf-radius);
  padding: 48px 40px;
  box-shadow: 0 4px 16px var(--jksf-shadow);
}

.jksf-legal-content h2 {
  font-size: 1.3rem;
  margin: 32px 0 14px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--jksf-border);
}

.jksf-legal-content h2:first-child {
  margin-top: 0;
}

.jksf-legal-content p {
  font-size: .92rem;
  color: var(--jksf-text-light);
  line-height: 1.9;
  margin-bottom: 12px;
}

.jksf-legal-content ul {
  padding-left: 20px;
  margin-bottom: 14px;
}

.jksf-legal-content ul li {
  font-size: .92rem;
  color: var(--jksf-text-light);
  line-height: 1.9;
  list-style: disc;
}

.jksf-article-content {
  max-width: 760px;
  margin: 0 auto;
}

.jksf-article-header {
  margin-bottom: 36px;
}

.jksf-article-byline {
  font-size: .85rem;
  color: var(--jksf-text-light);
  margin-bottom: 4px;
}

.jksf-article-body h2 {
  font-size: 1.3rem;
  margin: 36px 0 14px;
  padding-left: 14px;
  border-left: 4px solid var(--jksf-primary);
}

.jksf-article-body h3 {
  font-size: 1.1rem;
  margin: 24px 0 10px;
}

.jksf-article-body p {
  font-size: .95rem;
  color: var(--jksf-text-light);
  line-height: 1.95;
  margin-bottom: 16px;
}

.jksf-article-body ul {
  padding-left: 20px;
  margin-bottom: 16px;
}

.jksf-article-body ul li {
  font-size: .95rem;
  color: var(--jksf-text-light);
  line-height: 1.9;
  list-style: disc;
  margin-bottom: 6px;
}

.jksf-article-feat-img {
  width: 100%;
  max-height: 360px;
  object-fit: cover;
  border-radius: var(--jksf-radius);
  margin-bottom: 28px;
  background: var(--jksf-border);
}

.jksf-article-nav {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--jksf-border);
}

.jksf-article-nav a {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .9rem;
  font-weight: 500;
  color: var(--jksf-primary);
}

.jksf-page-header {
  background: var(--jksf-primary);
  color: var(--jksf-white);
  padding: 48px 24px;
  text-align: center;
}

.jksf-page-header h1 {
  color: var(--jksf-white);
  font-size: 1.8rem;
  margin-bottom: 8px;
}

.jksf-page-header p {
  opacity: .9;
  font-size: .95rem;
}

.jksf-breadcrumb {
  max-width: var(--jksf-max-width);
  margin: 0 auto;
  padding: 14px 24px;
  font-size: .82rem;
  color: var(--jksf-text-light);
}

.jksf-breadcrumb a {
  color: var(--jksf-text-light);
}

.jksf-breadcrumb a:hover {
  color: var(--jksf-primary);
}

.jksf-breadcrumb span {
  margin: 0 6px;
}

@media (max-width: 768px) {
  .jksf-nav-wrap {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--jksf-white);
    border-bottom: 1px solid var(--jksf-border);
    box-shadow: 0 8px 24px var(--jksf-shadow);
    flex-direction: column;
    padding: 16px;
    gap: 8px;
  }

  .jksf-nav-wrap.open {
    display: flex;
  }

  .jksf-nav-list {
    flex-direction: column;
    width: 100%;
  }

  .jksf-nav-list a {
    padding: 12px 16px;
  }

  .jksf-dropdown-menu {
    position: static;
    box-shadow: none;
    border: none;
    padding-left: 16px;
  }

  .jksf-mobile-toggle {
    display: block;
  }

  .jksf-hero-inner {
    padding: 56px 20px 48px;
  }

  .jksf-hero h1 {
    font-size: 1.6rem;
  }

  .jksf-about-grid {
    grid-template-columns: 1fr;
  }

  .jksf-footer-grid {
    grid-template-columns: 1fr;
  }

  .jksf-timeline-card {
    flex-direction: column;
  }

  .jksf-timeline-card-img {
    width: 100%;
    height: 140px;
  }

  .jksf-cookie-inner {
    flex-direction: column;
    text-align: center;
  }

  .jksf-legal-content {
    padding: 28px 20px;
  }

  .jksf-form-card {
    padding: 24px 20px;
  }

  .jksf-article-nav {
    flex-direction: column;
  }
}