body {
  line-height: 1.85;
  background: linear-gradient(
    170deg,
    var(--main-bg) 0%,
    var(--main-bg-warm) 50%,
    var(--main-bg) 100%
  );
  background-attachment: fixed;
}


/* Header — frosted glass */
header {
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  color: var(--gray-700);
  padding: 20px 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.header-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.logo {
  width: 48px;
  height: 48px;
}

.header-content p {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--gray-600);
  letter-spacing: 0.04em;
}

.back-link {
  color: var(--primary);
  text-decoration: none;
  font-size: 0.9rem;
  margin-left: auto;
  transition: color 0.2s;
}

.back-link:hover {
  color: var(--primary-dark);
}

/* Main Content */
@keyframes content-appear {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

main {
  max-width: 800px;
  margin: 0 auto;
  padding: 48px 24px;
  animation: content-appear 0.6s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.content-card {
  background-color: var(--white);
  border-radius: 24px;
  padding: 60px;
  box-shadow:
    0 1px 2px rgba(0, 0, 0, 0.03),
    0 4px 12px rgba(0, 0, 0, 0.04),
    0 20px 48px rgba(0, 0, 0, 0.06);
  border: 1px solid rgba(0, 0, 0, 0.03);
  transition: box-shadow 0.4s ease;
}

.content-card:hover {
  box-shadow:
    0 1px 2px rgba(0, 0, 0, 0.03),
    0 4px 12px rgba(0, 0, 0, 0.04),
    0 24px 56px rgba(0, 0, 0, 0.08);
}


.page-title {
  font-family: var(--font-serif);
  color: var(--primary-dark);
  font-size: 2rem;
  font-weight: 700;
  margin-top: 0;
  margin-bottom: 12px;
  padding: 0;
  border: none;
  border-image: none;
  letter-spacing: 0.02em;
  line-height: 1.4;
}

.last-updated {
  color: var(--gray-600);
  font-size: 0.85rem;
  margin-bottom: 36px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  display: flex;
  align-items: center;
  gap: 8px;
}

.last-updated::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  flex-shrink: 0;
}

h2 {
  color: var(--primary-dark);
  font-size: 1.15rem;
  font-weight: 700;
  margin-top: 48px;
  margin-bottom: 16px;
  padding-left: 16px;
  padding-bottom: 12px;
  border-left: 4px solid;
  border-image: linear-gradient(to bottom, var(--accent), var(--primary-light))
    1;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  border-right: none;
  border-top: none;
  letter-spacing: 0.01em;
}

p {
  margin-bottom: 16px;
  color: var(--gray-700);
  font-size: 0.95rem;
}

ul,
ol {
  margin-bottom: 16px;
  padding-left: 24px;
}

li {
  margin-bottom: 8px;
  color: var(--gray-700);
  font-size: 0.95rem;
}

li::marker {
  color: var(--primary-light);
}

a {
  color: var(--primary);
  text-decoration: none;
  background-image: linear-gradient(var(--accent-light), var(--accent-light));
  background-size: 0% 2px;
  background-repeat: no-repeat;
  background-position: 0 100%;
  transition:
    background-size 0.3s ease,
    color 0.2s;
  padding-bottom: 1px;
}

a:hover {
  color: var(--primary-dark);
  background-size: 100% 2px;
  text-decoration: none;
}

table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin-bottom: 16px;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 14px;
  overflow: hidden;
}

th,
td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
  transition: background-color 0.2s;
}

th {
  background-color: rgba(var(--primary-rgb), 0.04);
  color: var(--primary-dark);
  font-weight: 600;
  font-size: 0.88rem;
  letter-spacing: 0.02em;
}

tr:last-child td {
  border-bottom: none;
}

tr:nth-child(even) td {
  background-color: rgba(0, 0, 0, 0.015);
}

tr:hover td {
  background-color: rgba(var(--accent-rgb), 0.06);
}

.section-end {
  margin-top: 32px;
}

.lang-switch {
  font-size: 0.85rem;
  margin-top: -28px;
  margin-bottom: 36px;
  text-align: right;
}

/* Footer */
footer {
  background: var(--primary-dark);
  color: var(--white);
  padding: 48px 0;
  margin-top: 0;
  position: relative;
  overflow: hidden;
}

footer::after {
  content: "";
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='40' height='40' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='20' cy='20' r='1' fill='rgba(255,255,255,0.035)'/%3E%3C/svg%3E");
  pointer-events: none;
}

.footer-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  position: relative;
  z-index: 1;
}

.footer-links {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-links a {
  color: var(--primary-light);
  background-image: none;
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s;
  padding-bottom: 0;
}

.footer-links a:hover {
  color: var(--white);
  background-size: 0;
}

.copyright {
  color: rgba(255, 255, 255, 0.35);
  font-size: 0.8rem;
}

/* Responsive */
@media (max-width: 768px) {
  .content-card {
    padding: 40px 28px;
    border-radius: 20px;
  }

  .page-title {
    font-size: 1.6rem;
  }

  h2 {
    font-size: 1.1rem;
    margin-top: 36px;
  }

  table {
    font-size: 0.88rem;
  }

  th,
  td {
    padding: 10px 12px;
  }

  .footer-links {
    gap: 20px;
  }
}

@media (max-width: 480px) {
  main {
    padding: 32px 16px;
  }

  .content-card {
    padding: 32px 22px;
    border-radius: 18px;
  }

  .page-title {
    font-size: 1.4rem;
  }

  header {
    padding: 18px 0;
  }

  .header-content {
    padding: 0 16px;
  }

  .footer-content {
    padding: 0 16px;
  }
}