:root {
  --blue-950: #062657;
  --blue-900: #08357a;
  --blue-800: #0a4fb3;
  --blue-700: #2c74db;
  --blue-200: #dceaff;
  --blue-100: #eff5ff;
  --white: #ffffff;
  --white-soft: rgba(255, 255, 255, 0.82);
  --line: rgba(10, 79, 179, 0.14);
  --line-strong: rgba(10, 79, 179, 0.24);
  --shadow-soft: 0 18px 48px rgba(8, 53, 122, 0.12);
  --shadow-card: 0 22px 54px rgba(8, 53, 122, 0.14);
  --radius-xl: 34px;
  --radius-lg: 28px;
  --radius-md: 22px;
  --radius-sm: 16px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Rubik", sans-serif;
  color: var(--blue-950);
  background-color: #ffffff;
  background-image: 
    url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 900 600"><rect width="900" height="200" fill="%230047AB" opacity="0.15"/><rect y="200" width="900" height="200" fill="%23FFFFFF" opacity="0.05"/><rect y="400" width="900" height="200" fill="%230047AB" opacity="0.15"/><g transform="translate(450, 300)" opacity="0.2"><polygon points="0,-60 52,30 -52,30" fill="%230047AB"/><polygon points="0,60 -52,-30 52,-30" fill="%230047AB"/></g></svg>'),
    linear-gradient(180deg, #ffffff 0%, #f7fbff 100%);
  background-attachment: fixed;
  background-size: cover;
  background-position: center;
  min-height: 100vh;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 120 120'%3E%3Cg fill='%230a4fb3' opacity='0.06'%3E%3Cpath d='M60 20 L85 75 L35 75 Z'/%3E%3Cpath d='M60 100 L35 45 L85 45 Z'/%3E%3C/g%3E%3C/svg%3E") repeat center / 160px 160px,
    linear-gradient(90deg, 
      transparent 0%, 
      rgba(10, 79, 179, 0.04) 20%, 
      rgba(10, 79, 179, 0.04) 50%, 
      rgba(10, 79, 179, 0.04) 80%, 
      transparent 100%
    );
  opacity: 0.85;
  z-index: -2;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.46), rgba(255, 255, 255, 0.68));
  backdrop-filter: blur(2px);
  z-index: -1;
}

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

.site-shell {
  position: relative;
}

.container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.narrow {
  width: min(760px, 100%);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  padding: 14px 0;
}

.site-header.is-scrolled {
  padding-top: 8px;
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(18px);
}

.brand,
h1,
h2,
h3 {
  font-family: "Secular One", sans-serif;
  font-weight: 400;
}

.brand {
  font-size: 1.1rem;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 12px;
}

.site-nav a {
  padding: 10px 14px;
  border-radius: 999px;
  color: rgba(6, 38, 87, 0.82);
  transition: background-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  background: rgba(10, 79, 179, 0.1);
  color: var(--blue-800);
  transform: translateY(-1px);
}

.menu-toggle {
  display: none;
  width: 48px;
  height: 48px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.82);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}

.menu-toggle span {
  width: 20px;
  height: 2px;
  background: var(--blue-950);
  border-radius: 999px;
  transition: transform 180ms ease, opacity 180ms ease;
}

.menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.hero,
.page-hero {
  padding: 88px 0 32px;
}

.hero-grid,
.article-grid,
.compact-grid,
.city-card-grid,
.city-preview-grid,
.footer-grid {
  display: grid;
  gap: 24px;
}

.hero-grid {
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  align-items: stretch;
}

.article-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.medical-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.city-card-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.city-preview-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.compact-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.city-preview-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.footer-grid {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
}

.hero-copy,
.hero-panel,
.page-hero .narrow,
.card,
.city-card,
.city-preview,
.info-block,
.notice-box,
.faq-item,
.site-footer {
  border: 1px solid var(--line);
  background: var(--white-soft);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(16px);
}

.hero-copy,
.hero-panel,
.page-hero .narrow,
.card,
.city-card,
.city-preview,
.info-block,
.notice-box {
  padding: 32px;
  border-radius: var(--radius-lg);
}

.hero-copy h1,
.page-hero h1 {
  margin: 0 0 16px;
  font-size: clamp(2.4rem, 6vw, 4.9rem);
  line-height: 1.02;
}

.page-hero h1 {
  font-size: clamp(2rem, 5vw, 3.8rem);
}

.hero-panel h2,
.section-head h2,
.city-card h2,
.city-preview h3,
.card h3,
.info-block h2,
.notice-box h2 {
  margin: 0 0 12px;
  font-size: clamp(1.35rem, 2.8vw, 2rem);
}

.lead,
p,
li,
summary {
  line-height: 1.75;
  font-size: 1rem;
}

.lead,
.hero-copy p,
.hero-panel li,
.card p,
.city-preview p,
.city-card p,
.info-block p,
.faq-item p,
.notice-box p,
.site-footer p {
  color: rgba(6, 38, 87, 0.82);
}

.section {
  padding: 18px 0 34px;
}

.section-soft {
  padding-top: 8px;
}

.section-head {
  margin-bottom: 18px;
}

.eyebrow,
.panel-kicker,
.city-label,
.card-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  margin: 0 0 14px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.88);
  color: var(--blue-800);
  font-size: 0.9rem;
  font-weight: 700;
}

.button-row,
.mini-points,
.footer-links,
.source-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button,
.source-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid var(--blue-800);
  font-weight: 700;
  transition: transform 180ms ease, box-shadow 180ms ease, background-color 180ms ease;
}

.button:hover,
.source-link:hover,
.text-link:hover {
  transform: translateY(-2px);
}

.button-solid,
.source-link {
  background: linear-gradient(135deg, var(--blue-900), var(--blue-700));
  color: var(--white);
}

.button-ghost {
  background: rgba(255, 255, 255, 0.86);
  color: var(--blue-800);
}

.button-small {
  min-height: 42px;
  padding: 0 18px;
}

.text-link {
  color: var(--blue-800);
  font-weight: 700;
}

.mini-points span,
.panel-list li,
.feature-list li {
  position: relative;
  padding-right: 18px;
}

.mini-points span::before,
.panel-list li::before,
.feature-list li::before {
  content: "";
  position: absolute;
  top: 12px;
  right: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--blue-800);
}

.panel-list,
.feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}

.city-card,
.city-preview,
.card,
.info-block {
  min-height: 100%;
}

.faq-list {
  display: grid;
  gap: 18px;
}

.faq-item {
  padding: 22px 24px;
  border-radius: var(--radius-md);
}

.faq-item summary {
  cursor: pointer;
  font-weight: 700;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item p {
  margin: 12px 0 0;
}

.notice-box {
  text-align: center;
}

.site-footer {
  margin: 30px auto 24px;
  padding: 26px 0;
  border-radius: var(--radius-xl);
}

.footer-grid {
  padding: 0 24px;
}

.footer-title {
  margin: 0 0 10px;
  font-family: "Secular One", sans-serif;
  font-size: 1.3rem;
}

.footer-links {
  align-items: center;
}

.footer-links a {
  color: var(--blue-800);
  font-weight: 700;
}

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 520ms ease, transform 520ms ease;
}

.reveal-delay-1 {
  transition-delay: 90ms;
}

.reveal-delay-2 {
  transition-delay: 180ms;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.card-info {
  display: grid;
  gap: 12px;
  margin: 18px 0 22px;
  padding: 18px;
  background: rgba(10, 79, 179, 0.05);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--blue-800);
}

.info-item {
  font-size: 0.95rem;
  color: var(--blue-950);
}

.info-item strong {
  display: inline-block;
  margin-bottom: 4px;
  color: var(--blue-800);
  font-weight: 700;
}

.section-alt {
  background: linear-gradient(135deg, rgba(10, 79, 179, 0.04) 0%, rgba(44, 116, 219, 0.02) 100%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-title {
  text-align: center;
  margin-bottom: 28px;
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.info-box {
  padding: 22px;
  background: var(--white-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
  transition: transform 250ms ease, box-shadow 250ms ease;
}

.info-box:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.info-box h3 {
  margin: 0 0 10px;
  font-size: 1.15rem;
  color: var(--blue-800);
}

.info-box p {
  margin: 0;
  font-size: 0.95rem;
}

.seo-context {
  padding: 36px 0 64px;
}

.seo-context-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 4vw, 34px);
  background: var(--white-soft);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(16px);
}

.seo-context-card h2 {
  margin: 0 0 14px;
  font-size: clamp(1.55rem, 3vw, 2.2rem);
}

.seo-context-card p {
  margin: 0 0 12px;
  color: rgba(6, 38, 87, 0.78);
  line-height: 1.8;
}

.seo-context-card p:last-child {
  margin-bottom: 0;
}

@media (max-width: 960px) {
  .hero-grid,
  .article-grid,
  .medical-grid,
  .city-card-grid,
  .city-preview-grid,
  .compact-grid,
  .footer-grid,
  .info-grid {
    grid-template-columns: 1fr;
  }

  .site-header {
    padding-top: 10px;
  }

  .nav-wrap {
    position: relative;
    border-radius: 28px;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    left: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.94);
    box-shadow: var(--shadow-soft);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    text-align: center;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(100% - 20px, 1120px);
  }

  .hero,
  .page-hero {
    padding-top: 74px;
  }

  .hero-copy,
  .hero-panel,
  .page-hero .narrow,
  .card,
  .city-card,
  .city-preview,
  .info-block,
  .notice-box,
  .faq-item {
    padding: 24px;
  }

  .hero-copy h1,
  .page-hero h1 {
    font-size: clamp(2rem, 10vw, 3rem);
  }

  body::before {
    background:
      linear-gradient(to bottom, transparent 0 10%, rgba(10, 79, 179, 0.13) 10% 13%, transparent 13% 87%, rgba(10, 79, 179, 0.13) 87% 90%, transparent 90% 100%),
      url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 240 240'%3E%3Cg fill='none' stroke='%230a4fb3' stroke-width='9' opacity='0.22'%3E%3Cpath d='M120 58 151 111 89 111z'/%3E%3Cpath d='M120 182 89 129 151 129z'/%3E%3C/g%3E%3C/svg%3E") center 36% / 220px no-repeat;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal,
  .reveal-delay-1,
  .reveal-delay-2,
  .site-nav a,
  .button,
  .source-link,
  .text-link {
    transition: none;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}