@import url('https://fonts.googleapis.com/css2?family=Zen+Kaku+Gothic+New:wght@400;700;900&display=swap');

:root {
  --nb-white: #FFFFFF;
  --nb-light: #F7F7F2;
  --nb-navy: #1B2A4A;
  --nb-yellow: #FFD600;
  --nb-black: #1A1A1A;
  --nb-gray: #6B7280;
  --nb-border: #1A1A1A;
  --nb-shadow: 4px 4px 0 #1A1A1A;
  --nb-shadow-sm: 3px 3px 0 #1A1A1A;
  --nb-radius: 0px;
  --nb-font: 'Zen Kaku Gothic New', sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--nb-font);
  color: var(--nb-black);
  background: var(--nb-white);
  line-height: 1.7;
  font-size: 16px;
}

.nb-container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

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

a {
  color: var(--nb-navy);
  text-decoration: none;
  transition: color 0.15s;
}

a:hover {
  color: var(--nb-yellow);
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 900;
  line-height: 1.3;
}

.nb-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--nb-white);
  border-bottom: 3px solid var(--nb-black);
  padding: 0 24px;
}

.nb-nav-inner {
  max-width: 1180px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.nb-nav-logo {
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--nb-navy);
  border: 3px solid var(--nb-black);
  padding: 6px 14px;
  background: var(--nb-yellow);
  text-decoration: none;
  display: inline-block;
}

.nb-nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nb-nav-links a {
  font-weight: 700;
  font-size: 0.95rem;
  position: relative;
  padding: 4px 0;
}

.nb-nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--nb-yellow);
  transition: width 0.25s;
}

.nb-nav-links a:hover::after {
  width: 100%;
}

.nb-dropdown {
  position: relative;
}

.nb-dropdown-toggle {
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
}

.nb-dropdown-toggle i {
  font-size: 0.75rem;
  transition: transform 0.2s;
}

.nb-dropdown:hover .nb-dropdown-toggle i {
  transform: rotate(180deg);
}

.nb-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--nb-white);
  border: 3px solid var(--nb-black);
  box-shadow: var(--nb-shadow);
  min-width: 280px;
  padding: 8px 0;
  list-style: none;
  z-index: 200;
}

.nb-dropdown:hover .nb-dropdown-menu {
  display: block;
}

.nb-dropdown-menu li a {
  display: block;
  padding: 10px 20px;
  font-size: 0.9rem;
  font-weight: 700;
}

.nb-dropdown-menu li a:hover {
  background: var(--nb-light);
}

.nb-cta-btn {
  display: inline-block;
  background: var(--nb-navy);
  color: var(--nb-white);
  font-weight: 900;
  padding: 10px 22px;
  border: 3px solid var(--nb-black);
  box-shadow: var(--nb-shadow-sm);
  font-size: 0.9rem;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.1s, box-shadow 0.1s;
}

.nb-cta-btn:hover {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 var(--nb-black);
  color: var(--nb-white);
}

.nb-cta-btn:active {
  transform: translate(4px, 4px);
  box-shadow: none;
}

.nb-cta-btn-yellow {
  background: var(--nb-yellow);
  color: var(--nb-black);
}

.nb-cta-btn-yellow:hover {
  color: var(--nb-black);
}

.nb-hero {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
  border-bottom: 3px solid var(--nb-black);
}

.nb-hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(27, 42, 74, 0.82);
}

.nb-hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  padding: 60px 0;
}

.nb-hero-content h1 {
  font-size: 2.8rem;
  color: var(--nb-white);
  margin-bottom: 18px;
}

.nb-hero-content h1 span {
  background: var(--nb-yellow);
  color: var(--nb-black);
  padding: 0 8px;
  display: inline;
}

.nb-hero-content p {
  color: rgba(255,255,255,0.92);
  font-size: 1.1rem;
  margin-bottom: 28px;
  line-height: 1.8;
}

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

.nb-section-alt {
  background: var(--nb-light);
}

.nb-section-title {
  font-size: 2rem;
  margin-bottom: 12px;
  position: relative;
  display: inline-block;
}

.nb-section-title::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 60px;
  height: 4px;
  background: var(--nb-yellow);
}

.nb-section-subtitle {
  color: var(--nb-gray);
  font-size: 1rem;
  margin-bottom: 40px;
}

.nb-advantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.nb-advantage-card {
  border: 3px solid var(--nb-black);
  box-shadow: var(--nb-shadow);
  padding: 32px 24px;
  background: var(--nb-white);
  transition: transform 0.15s, box-shadow 0.15s;
}

.nb-advantage-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--nb-black);
}

.nb-advantage-icon {
  width: 52px;
  height: 52px;
  background: var(--nb-yellow);
  border: 3px solid var(--nb-black);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 18px;
}

.nb-advantage-card h4 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.nb-advantage-card p {
  font-size: 0.92rem;
  color: var(--nb-gray);
  line-height: 1.7;
}

.nb-about-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.nb-about-text h2 {
  font-size: 2rem;
  margin-bottom: 16px;
}

.nb-about-text p {
  margin-bottom: 14px;
  line-height: 1.8;
}

.nb-about-img {
  border: 3px solid var(--nb-black);
  box-shadow: var(--nb-shadow);
  overflow: hidden;
}

.nb-about-img img {
  width: 100%;
  height: 340px;
  object-fit: cover;
}

.nb-article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.nb-article-card {
  border: 3px solid var(--nb-black);
  box-shadow: var(--nb-shadow);
  background: var(--nb-white);
  overflow: hidden;
  transition: transform 0.15s, box-shadow 0.15s;
}

.nb-article-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--nb-black);
}

.nb-article-card-img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-bottom: 3px solid var(--nb-black);
}

.nb-article-card-body {
  padding: 20px;
}

.nb-article-card-body h3 {
  font-size: 1.05rem;
  margin-bottom: 10px;
  line-height: 1.5;
}

.nb-article-card-body p {
  font-size: 0.88rem;
  color: var(--nb-gray);
  margin-bottom: 14px;
  line-height: 1.7;
}

.nb-card-link {
  display: inline-block;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--nb-navy);
  border: 2px solid var(--nb-navy);
  padding: 6px 14px;
  transition: background 0.15s, color 0.15s;
}

.nb-card-link:hover {
  background: var(--nb-navy);
  color: var(--nb-white);
}

.nb-newsletter {
  background: var(--nb-navy);
  color: var(--nb-white);
  padding: 64px 0;
  border-top: 3px solid var(--nb-black);
  border-bottom: 3px solid var(--nb-black);
}

.nb-newsletter h2 {
  font-size: 1.8rem;
  margin-bottom: 8px;
}

.nb-newsletter p {
  color: rgba(255,255,255,0.8);
  margin-bottom: 28px;
}

.nb-newsletter-form {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: flex-start;
}

.nb-newsletter-form input[type="text"],
.nb-newsletter-form input[type="email"] {
  padding: 12px 16px;
  border: 3px solid var(--nb-black);
  font-family: var(--nb-font);
  font-size: 0.95rem;
  min-width: 220px;
  background: var(--nb-white);
}

.nb-newsletter-consent {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-top: 12px;
  width: 100%;
}

.nb-newsletter-consent input[type="checkbox"] {
  margin-top: 4px;
  width: 18px;
  height: 18px;
  accent-color: var(--nb-yellow);
}

.nb-newsletter-consent label {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.5;
}

.nb-newsletter-consent a {
  color: var(--nb-yellow);
  text-decoration: underline;
}

.nb-mission-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.nb-mission-img {
  border: 3px solid var(--nb-black);
  box-shadow: var(--nb-shadow);
  overflow: hidden;
}

.nb-mission-img img {
  width: 100%;
  height: 320px;
  object-fit: cover;
}

.nb-mission-text h2 {
  font-size: 2rem;
  margin-bottom: 16px;
}

.nb-mission-text p {
  margin-bottom: 14px;
  line-height: 1.8;
}

.nb-closing {
  background: var(--nb-yellow);
  border-top: 3px solid var(--nb-black);
  border-bottom: 3px solid var(--nb-black);
  padding: 64px 0;
  text-align: center;
}

.nb-closing h2 {
  font-size: 2rem;
  margin-bottom: 12px;
}

.nb-closing p {
  font-size: 1.05rem;
  margin-bottom: 28px;
}

.nb-footer {
  background: var(--nb-navy);
  color: var(--nb-white);
  padding: 48px 0 0;
  border-top: 3px solid var(--nb-black);
}

.nb-footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 40px;
}

.nb-footer h5 {
  font-size: 1rem;
  margin-bottom: 16px;
  color: var(--nb-yellow);
}

.nb-footer p, .nb-footer li, .nb-footer a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.8;
}

.nb-footer a:hover {
  color: var(--nb-yellow);
}

.nb-footer ul {
  list-style: none;
}

.nb-footer ul li {
  margin-bottom: 6px;
}

.nb-footer-subscribe input[type="email"] {
  padding: 10px 14px;
  border: 3px solid var(--nb-black);
  font-family: var(--nb-font);
  font-size: 0.88rem;
  width: 100%;
  margin-bottom: 8px;
  background: var(--nb-white);
}

.nb-footer-subscribe input[type="text"] {
  padding: 10px 14px;
  border: 3px solid var(--nb-black);
  font-family: var(--nb-font);
  font-size: 0.88rem;
  width: 100%;
  margin-bottom: 8px;
  background: var(--nb-white);
}

.nb-footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding: 18px 0;
  text-align: center;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
}

.nb-contact-section {
  padding: 56px 0;
  background: var(--nb-light);
}

.nb-contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 40px;
  align-items: flex-start;
}

.nb-contact-info-list {
  list-style: none;
}

.nb-contact-info-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 20px;
  font-size: 0.95rem;
  line-height: 1.7;
}

.nb-contact-info-list li i {
  font-size: 1.2rem;
  color: var(--nb-navy);
  margin-top: 3px;
  min-width: 20px;
}

.nb-contact-form-card {
  background: var(--nb-white);
  border: 3px solid var(--nb-black);
  box-shadow: var(--nb-shadow);
  padding: 36px 32px;
}

.nb-contact-form-card h3 {
  font-size: 1.3rem;
  margin-bottom: 24px;
}

.nb-form-group {
  margin-bottom: 18px;
}

.nb-form-group label {
  display: block;
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 6px;
}

.nb-form-group input,
.nb-form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 3px solid var(--nb-black);
  font-family: var(--nb-font);
  font-size: 0.95rem;
  background: var(--nb-white);
}

.nb-form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.nb-map-section {
  border-top: 3px solid var(--nb-black);
}

.nb-map-wrap {
  width: 100%;
  height: 420px;
  border-bottom: 3px solid var(--nb-black);
}

.nb-map-wrap iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.nb-article-detail {
  padding: 56px 0;
}

.nb-article-detail h1 {
  font-size: 2rem;
  margin-bottom: 10px;
}

.nb-article-meta {
  color: var(--nb-gray);
  font-size: 0.88rem;
  margin-bottom: 28px;
}

.nb-article-body {
  max-width: 780px;
}

.nb-article-body h2 {
  font-size: 1.5rem;
  margin: 36px 0 14px;
  padding-left: 14px;
  border-left: 5px solid var(--nb-yellow);
}

.nb-article-body h3 {
  font-size: 1.2rem;
  margin: 24px 0 10px;
}

.nb-article-body p {
  margin-bottom: 16px;
  line-height: 1.85;
}

.nb-article-body ul {
  margin: 14px 0 16px 24px;
  line-height: 1.8;
}

.nb-article-body ul li {
  margin-bottom: 6px;
}

.nb-article-nav {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 48px;
  padding-top: 28px;
  border-top: 3px solid var(--nb-black);
}

.nb-article-nav a {
  font-weight: 700;
  font-size: 0.95rem;
  border: 2px solid var(--nb-navy);
  padding: 10px 18px;
  display: inline-block;
  transition: background 0.15s, color 0.15s;
}

.nb-article-nav a:hover {
  background: var(--nb-navy);
  color: var(--nb-white);
}

.nb-legal-page {
  padding: 56px 0;
}

.nb-legal-page h1 {
  font-size: 2rem;
  margin-bottom: 24px;
}

.nb-legal-page h2 {
  font-size: 1.3rem;
  margin: 32px 0 12px;
}

.nb-legal-page p {
  margin-bottom: 14px;
  line-height: 1.85;
}

.nb-legal-page ul {
  margin: 12px 0 16px 24px;
  line-height: 1.8;
}

.nb-legal-content {
  max-width: 780px;
}

.nb-cookie-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  background: var(--nb-white);
  border-top: 3px solid var(--nb-black);
  padding: 20px 24px;
  display: none;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.12);
}

.nb-cookie-bar.nb-cookie-visible {
  display: flex;
}

.nb-cookie-bar p {
  font-size: 0.88rem;
  max-width: 640px;
  line-height: 1.6;
}

.nb-cookie-bar p a {
  text-decoration: underline;
}

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

.nb-cookie-accept,
.nb-cookie-reject {
  font-family: var(--nb-font);
  font-weight: 700;
  font-size: 0.88rem;
  padding: 10px 20px;
  border: 3px solid var(--nb-black);
  cursor: pointer;
}

.nb-cookie-accept {
  background: var(--nb-navy);
  color: var(--nb-white);
}

.nb-cookie-reject {
  background: var(--nb-white);
  color: var(--nb-black);
}

.nb-cookie-accept:hover {
  background: var(--nb-yellow);
  color: var(--nb-black);
}

.nb-cookie-reject:hover {
  background: var(--nb-light);
}

.nb-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 10000;
  display: none;
  align-items: center;
  justify-content: center;
}

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

.nb-modal-box {
  background: var(--nb-white);
  border: 3px solid var(--nb-black);
  box-shadow: var(--nb-shadow);
  padding: 40px 36px;
  max-width: 460px;
  width: 90%;
  text-align: center;
}

.nb-modal-box h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.nb-modal-box p {
  color: var(--nb-gray);
  margin-bottom: 20px;
}

.nb-mobile-toggle {
  display: none;
  background: none;
  border: 3px solid var(--nb-black);
  padding: 8px 10px;
  font-size: 1.3rem;
  cursor: pointer;
}

@media (max-width: 900px) {
  .nb-nav-links {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: var(--nb-white);
    border-bottom: 3px solid var(--nb-black);
    flex-direction: column;
    padding: 20px;
    gap: 16px;
  }

  .nb-nav-links.nb-nav-open {
    display: flex;
  }

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

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

  .nb-dropdown:hover .nb-dropdown-menu {
    display: none;
  }

  .nb-dropdown.nb-drop-active .nb-dropdown-menu {
    display: block;
  }

  .nb-hero-content h1 {
    font-size: 1.8rem;
  }

  .nb-about-wrap,
  .nb-mission-wrap,
  .nb-contact-grid {
    grid-template-columns: 1fr;
  }

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

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

  .nb-map-wrap {
    height: 300px;
  }
}

@media (max-width: 600px) {
  .nb-hero {
    min-height: 400px;
  }

  .nb-hero-content h1 {
    font-size: 1.5rem;
  }

  .nb-section {
    padding: 48px 0;
  }

  .nb-newsletter-form {
    flex-direction: column;
  }

  .nb-newsletter-form input[type="text"],
  .nb-newsletter-form input[type="email"] {
    min-width: 100%;
  }

  .nb-cookie-bar {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }

  .nb-cookie-btns {
    justify-content: center;
  }
}