:root {
  --ipac-text: #1f2937;
  --ipac-muted: #6b7280;
  --ipac-border: #d1d5db;
  --ipac-bg: #ffffff;
  --ipac-bg-soft: #f8fafc;
  --ipac-link: #0f4c81;
  --ipac-link-hover: #0b365c;
  --ipac-max-width: 1200px;
  --ipac-radius: 12px;
  --ipac-space: 24px;
}

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

html {
  scroll-behaviour: smooth;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
  color: var(--ipac-text);
  background: var(--ipac-bg);
  line-height: 1.6;
}

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

a {
  color: var(--ipac-link);
  text-decoration: none;
}

a:hover {
  color: var(--ipac-link-hover);
  text-decoration: underline;
}

.container {
  width: min(100% - 32px, var(--ipac-max-width));
  margin: 0 auto;
}

.site-header,
.site-footer {
  background: var(--ipac-bg-soft);
  border-bottom: 1px solid var(--ipac-border);
}

.site-footer {
  border-top: 1px solid var(--ipac-border);
  border-bottom: 0;
  padding: 32px 0;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 20px 0;
}

.site-branding {
  display: flex;
  align-items: center;
  gap: 16px;
}

.site-title {
  font-size: 1.5rem;
  font-weight: 700;
}

.site-tagline {
  margin: 0;
  color: var(--ipac-muted);
  font-size: 0.95rem;
}

.site-content {
  padding: 40px 0 64px;
}

.page-header {
  margin-bottom: 32px;
}

.hero {
  padding: 64px 0 40px;
}

.content-list {
  display: grid;
  gap: 20px;
}

.content-card,
.content-entry {
  padding: 24px;
  border: 1px solid var(--ipac-border);
  border-radius: var(--ipac-radius);
  background: #fff;
}

.primary-nav__menu {
  display: flex;
  gap: 20px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.search-form {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.search-field {
  min-width: 260px;
  padding: 10px 12px;
  border: 1px solid var(--ipac-border);
  border-radius: 8px;
}

.search-submit {
  padding: 10px 16px;
  border: 1px solid var(--ipac-link);
  background: var(--ipac-link);
  color: #fff;
  border-radius: 8px;
  cursor: pointer;
}

@media (max-width: 800px) {
  .site-header__inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .primary-nav__menu {
    flex-direction: column;
    gap: 12px;
  }
}