/* ==========================================================
   Civic Commons -- Custom Theme
   Prefix: cc-
   Fonts: Source Sans 3 (headings), Inter (body)
   ========================================================== */

/* --- Design Tokens --- */
:root {
  --cc-primary: #2c3e50;
  --cc-primary-light: #34495e;
  --cc-accent: #3498db;
  --cc-accent-hover: #2980b9;
  --cc-accent-soft: rgba(52, 152, 219, 0.08);
  --cc-bg: #fafafa;
  --cc-bg-white: #ffffff;
  --cc-text: #333333;
  --cc-text-light: #5a6872;
  --cc-text-faint: #8899a6;
  --cc-border: #dce3ea;
  --cc-border-light: #eef2f6;
  --cc-heading: 'Source Sans 3', 'Source Sans Pro', sans-serif;
  --cc-body: 'Inter', system-ui, sans-serif;
  --cc-wrap-width: 1160px;
  --cc-prose-width: 740px;
  --cc-radius: 6px;
  --cc-radius-lg: 10px;
  --cc-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --cc-shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
  --cc-transition: 0.2s ease;
}

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--cc-body);
  color: var(--cc-text);
  background-color: var(--cc-bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

/* --- Layout Wrap --- */
.cc-wrap {
  width: 100%;
  max-width: var(--cc-wrap-width);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

/* ==========================================================
   HEADER
   ========================================================== */
.cc-header {
  position: sticky;
  top: 0;
  z-index: 500;
  background: var(--cc-bg-white);
  border-bottom: 2px solid var(--cc-border);
  height: 64px;
}

.cc-header > .cc-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.cc-brand {
  font-family: var(--cc-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--cc-primary);
  letter-spacing: -0.02em;
  white-space: nowrap;
}

.cc-brand:hover {
  color: var(--cc-accent);
}

/* Nav */
.cc-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.cc-nav-link {
  display: inline-block;
  font-family: var(--cc-body);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--cc-primary);
  padding: 0.4rem 0.85rem;
  border-radius: var(--cc-radius);
  transition: background var(--cc-transition), color var(--cc-transition);
}

.cc-nav-link:hover {
  background: var(--cc-accent-soft);
  color: var(--cc-accent);
}

.cc-nav-link.is-active {
  background: var(--cc-primary);
  color: var(--cc-bg-white);
}

/* Mobile toggle */
.cc-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  flex-direction: column;
  gap: 5px;
}

.cc-menu-btn > span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--cc-primary);
  border-radius: 1px;
  transition: transform var(--cc-transition), opacity var(--cc-transition);
}

/* ==========================================================
   HERO (Home page)
   ========================================================== */
.cc-hero {
  background: linear-gradient(135deg, var(--cc-primary) 0%, var(--cc-primary-light) 100%);
  color: var(--cc-bg-white);
  padding: 5rem 0 4.5rem;
  position: relative;
  overflow: hidden;
}

.cc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 30%, rgba(52, 152, 219, 0.12) 0%, transparent 60%);
  pointer-events: none;
}

.cc-hero-inner {
  position: relative;
  z-index: 2;
  max-width: 640px;
}

.cc-hero-title {
  font-family: var(--cc-heading);
  font-size: 2.75rem;
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 1rem;
}

.cc-hero-desc {
  font-size: 1.125rem;
  line-height: 1.65;
  opacity: 0.88;
  margin-bottom: 2rem;
}

.cc-hero-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* Buttons */
.cc-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.65rem 1.5rem;
  font-family: var(--cc-body);
  font-size: 0.9rem;
  font-weight: 700;
  border-radius: var(--cc-radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background var(--cc-transition), border-color var(--cc-transition), transform 0.1s;
}

.cc-btn:active {
  transform: translateY(1px);
}

.cc-btn--filled {
  background: var(--cc-accent);
  color: var(--cc-bg-white);
  border-color: var(--cc-accent);
}

.cc-btn--filled:hover {
  background: var(--cc-accent-hover);
  border-color: var(--cc-accent-hover);
}

.cc-btn--ghost {
  background: transparent;
  color: var(--cc-bg-white);
  border-color: rgba(255, 255, 255, 0.35);
}

.cc-btn--ghost:hover {
  border-color: rgba(255, 255, 255, 0.65);
  background: rgba(255, 255, 255, 0.06);
}

/* ==========================================================
   FEATURED SECTIONS (Home page)
   ========================================================== */
.cc-featured {
  padding: 3.5rem 0 4rem;
}

.cc-section-heading {
  font-family: var(--cc-heading);
  font-size: 1.85rem;
  font-weight: 700;
  color: var(--cc-primary);
  text-align: center;
  margin-bottom: 0.35rem;
}

.cc-section-sub {
  text-align: center;
  color: var(--cc-text-light);
  font-size: 0.95rem;
  margin-bottom: 2rem;
}

/* ==========================================================
   CARD GRID
   ========================================================== */
.cc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 1.25rem;
}

.cc-card {
  background: var(--cc-bg-white);
  border: 1px solid var(--cc-border);
  border-radius: var(--cc-radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  transition: border-color var(--cc-transition), box-shadow var(--cc-transition);
}

.cc-card:hover {
  border-color: var(--cc-accent);
  box-shadow: var(--cc-shadow-md);
}

.cc-card-title {
  font-family: var(--cc-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--cc-primary);
  margin-bottom: 0.4rem;
}

.cc-card-excerpt {
  font-size: 0.875rem;
  color: var(--cc-text-light);
  line-height: 1.6;
  flex: 1;
}

.cc-card-more {
  display: inline-block;
  margin-top: 0.85rem;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--cc-accent);
  letter-spacing: 0.02em;
}

.cc-card:hover .cc-card-more {
  text-decoration: underline;
}

/* ==========================================================
   PAGE BANNER (List + Single)
   ========================================================== */
.cc-banner {
  background: var(--cc-primary);
  color: var(--cc-bg-white);
  padding: 2.75rem 0 2.25rem;
}

.cc-banner-title {
  font-family: var(--cc-heading);
  font-size: 2.15rem;
  font-weight: 700;
  line-height: 1.2;
}

.cc-banner-lead {
  color: rgba(255, 255, 255, 0.72);
  font-size: 1.05rem;
  margin-top: 0.5rem;
  max-width: var(--cc-prose-width);
}

/* Breadcrumb */
.cc-crumbs {
  font-size: 0.78rem;
  margin-bottom: 0.6rem;
  opacity: 0.72;
}

.cc-crumbs a {
  color: rgba(255, 255, 255, 0.82);
}

.cc-crumbs a:hover {
  text-decoration: underline;
}

.cc-crumbs-sep {
  margin-inline: 0.3rem;
  opacity: 0.5;
}

/* ==========================================================
   LIST LAYOUT
   ========================================================== */
.cc-listing {
  padding: 2.5rem 0 4rem;
}

.cc-listing-intro {
  max-width: var(--cc-prose-width);
  margin-bottom: 1.75rem;
}

/* ==========================================================
   SINGLE LAYOUT
   ========================================================== */
.cc-article {
  padding: 2.5rem 0 4rem;
}

.cc-article-layout {
  display: grid;
  grid-template-columns: 1fr 240px;
  gap: 3rem;
  align-items: start;
}

.cc-article-body {
  min-width: 0;
}

/* Sidebar */
.cc-aside {
  position: sticky;
  top: 80px;
}

.cc-aside-box {
  background: var(--cc-bg-white);
  border: 1px solid var(--cc-border);
  border-radius: var(--cc-radius-lg);
  padding: 1.25rem;
}

.cc-aside-heading {
  font-family: var(--cc-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--cc-primary);
  margin-bottom: 0.65rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--cc-accent);
}

.cc-aside-list {
  list-style: none;
}

.cc-aside-list li {
  margin: 0.3rem 0;
}

.cc-aside-list a {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--cc-text);
  transition: color var(--cc-transition);
}

.cc-aside-list a:hover {
  color: var(--cc-accent);
}

/* TOC */
.cc-toc {
  border: 1px solid var(--cc-border);
  border-left: 3px solid var(--cc-accent);
  border-radius: var(--cc-radius);
  padding: 1.25rem 1.5rem;
  margin-bottom: 2rem;
  background: var(--cc-bg-white);
}

.cc-toc-title {
  font-family: var(--cc-heading);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--cc-primary);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.cc-toc nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.cc-toc nav li {
  margin: 0.2rem 0;
}

.cc-toc nav a {
  color: var(--cc-text);
  font-size: 0.875rem;
  transition: color var(--cc-transition);
}

.cc-toc nav a:hover {
  color: var(--cc-accent);
  text-decoration: underline;
}

.cc-toc nav ul ul {
  padding-left: 1rem;
}

/* ==========================================================
   PROSE / CONTENT TYPOGRAPHY
   ========================================================== */
.cc-prose h2 {
  font-family: var(--cc-heading);
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--cc-primary);
  margin: 2.5rem 0 0.75rem;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--cc-border-light);
}

.cc-prose h3 {
  font-family: var(--cc-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--cc-primary);
  margin: 2rem 0 0.5rem;
}

.cc-prose h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--cc-text);
  margin: 1.5rem 0 0.4rem;
}

.cc-prose p {
  margin-bottom: 1.15rem;
}

.cc-prose ul,
.cc-prose ol {
  margin: 0.75rem 0 1.25rem 1.5rem;
}

.cc-prose li {
  margin-bottom: 0.3rem;
}

.cc-prose a {
  color: var(--cc-accent);
  text-decoration: underline;
  text-decoration-color: rgba(52, 152, 219, 0.35);
  text-underline-offset: 2px;
  transition: text-decoration-color var(--cc-transition);
}

.cc-prose a:hover {
  text-decoration-color: var(--cc-accent);
}

.cc-prose blockquote {
  border-left: 3px solid var(--cc-accent);
  margin: 1.5rem 0;
  padding: 0.75rem 1.25rem;
  background: var(--cc-accent-soft);
  color: var(--cc-text-light);
  font-style: italic;
  border-radius: 0 var(--cc-radius) var(--cc-radius) 0;
}

.cc-prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.9rem;
}

.cc-prose th,
.cc-prose td {
  padding: 0.6rem 0.85rem;
  border: 1px solid var(--cc-border);
  text-align: left;
}

.cc-prose th {
  background: var(--cc-primary);
  color: var(--cc-bg-white);
  font-weight: 600;
}

.cc-prose tr:nth-child(even) {
  background: var(--cc-border-light);
}

.cc-prose img {
  border-radius: var(--cc-radius);
  margin: 1rem 0;
}

.cc-prose pre {
  background: var(--cc-primary);
  color: #e8ecf1;
  padding: 1.25rem;
  border-radius: var(--cc-radius);
  overflow-x: auto;
  font-size: 0.85rem;
  line-height: 1.6;
  margin: 1.25rem 0;
}

.cc-prose code {
  font-size: 0.88em;
  background: var(--cc-accent-soft);
  padding: 0.15em 0.35em;
  border-radius: 3px;
}

.cc-prose pre code {
  background: none;
  padding: 0;
}

/* ==========================================================
   RELATED PAGES
   ========================================================== */
.cc-related {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--cc-border);
}

.cc-related-heading {
  font-family: var(--cc-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--cc-primary);
  margin-bottom: 0.6rem;
}

.cc-related-list {
  list-style: none;
}

.cc-related-list li {
  margin: 0.3rem 0;
}

.cc-related-list a {
  color: var(--cc-text);
  font-weight: 600;
  transition: color var(--cc-transition);
}

.cc-related-list a:hover {
  color: var(--cc-accent);
}

/* ==========================================================
   FOOTER
   ========================================================== */
.cc-footer {
  background: var(--cc-primary);
  color: rgba(255, 255, 255, 0.7);
  padding: 3rem 0 1.5rem;
  font-size: 0.875rem;
}

.cc-footer-grid {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.cc-footer-about {
  max-width: 380px;
}

.cc-footer-name {
  font-family: var(--cc-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--cc-bg-white);
  margin-bottom: 0.4rem;
}

.cc-footer-tagline {
  font-size: 0.82rem;
  line-height: 1.55;
  opacity: 0.65;
}

.cc-footer-links ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.cc-footer-links a {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.85rem;
  transition: color var(--cc-transition);
}

.cc-footer-links a:hover {
  color: var(--cc-accent);
}

.cc-footer-copy {
  padding-top: 1.25rem;
  text-align: center;
  font-size: 0.76rem;
  opacity: 0.4;
}

/* ==========================================================
   RESPONSIVE
   ========================================================== */
@media (max-width: 960px) {
  .cc-article-layout {
    grid-template-columns: 1fr;
  }

  .cc-aside {
    position: static;
    order: -1;
  }
}

@media (max-width: 768px) {
  html {
    font-size: 15px;
  }

  .cc-hero {
    padding: 3.5rem 0 3rem;
  }

  .cc-hero-title {
    font-size: 2rem;
  }

  .cc-banner-title {
    font-size: 1.65rem;
  }

  .cc-grid {
    grid-template-columns: 1fr;
  }

  .cc-footer-grid {
    flex-direction: column;
    gap: 1.5rem;
  }

  /* Mobile nav */
  .cc-nav {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--cc-bg-white);
    border-bottom: 2px solid var(--cc-border);
    padding: 0.5rem;
    box-shadow: var(--cc-shadow-md);
    gap: 0;
  }

  .cc-nav.cc-nav--open {
    display: flex;
  }

  .cc-nav-link {
    display: block;
    padding: 0.65rem 1rem;
    width: 100%;
  }

  .cc-menu-btn {
    display: flex;
  }
}

@media (max-width: 480px) {
  .cc-wrap {
    padding-inline: 1rem;
  }

  .cc-hero {
    padding: 2.5rem 0 2rem;
  }

  .cc-hero-title {
    font-size: 1.7rem;
  }

  .cc-hero-actions {
    flex-direction: column;
  }

  .cc-btn {
    justify-content: center;
    width: 100%;
  }

  .cc-card {
    padding: 1.25rem;
  }
}