/* Subatomic Library Default Theme */

/* CSS Variables for easy customization */
:root {
  --sb-primary-color: #0369a1;
  --sb-primary-hover: #0284c7;
  --sb-text-color: #1f2937;
  --sb-text-muted: #6b7280;
  --sb-bg-color: #ffffff;
  --sb-bg-secondary: #f9fafb;
  --sb-border-color: #e5e7eb;
  --sb-header-bg: #0f172a;
  --sb-header-text: #ffffff;
  --sb-footer-bg: #1e293b;
  --sb-footer-text: #94a3b8;
  --sb-aside-bg: #f8fafc;
  --sb-aside-width: 260px;
  --sb-max-width: 1400px;
  --sb-font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --sb-font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

/* Reset and base styles */
*, *::before, *::after {
  box-sizing: border-box;
}

/* Body */
.sb-body {
  margin: 0;
  padding: 0;
  font-family: var(--sb-font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--sb-text-color);
  background-color: var(--sb-bg-color);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header */
.sb-header {
  background-color: var(--sb-header-bg);
  color: var(--sb-header-text);
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.sb-title-container {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.sb-title-link {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--sb-header-text);
  text-decoration: none;
  letter-spacing: -0.025em;
  transition: opacity 0.2s ease;
}

.sb-title-link:hover {
  opacity: 0.9;
}

.sb-title-tagline {
  margin: 0;
  font-size: 0.875rem;
  color: var(--sb-footer-text);
  font-weight: 400;
}

#sb-search-container {
  flex: 1;
  max-width: 400px;
  min-width: 200px;
}

.sb-site-links {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.sb-github-link {
  display: flex;
  align-items: center;
  transition: transform 0.2s ease;
}

.sb-github-link:hover {
  transform: scale(1.1);
}

.sb-github-image {
  width: 28px;
  height: 28px;
  filter: brightness(0) invert(1);
}

/* Main container */
.sb-main-container {
  display: flex;
  flex: 1;
  max-width: var(--sb-max-width);
  margin: 0 auto;
  width: 100%;
}

/* Sidebar / Aside */
.sb-aside {
  width: var(--sb-aside-width);
  min-width: var(--sb-aside-width);
  background-color: var(--sb-aside-bg);
  border-right: 1px solid var(--sb-border-color);
  padding: 1.5rem 0;
  position: sticky;
  top: 72px;
  height: calc(100vh - 72px);
  overflow-y: auto;
}

/* Navbar (sidebar navigation) */
.sb-navbar-container {
  list-style: none;
  margin: 0;
  padding: 0;
}

.sb-navbar-container-0 {
  padding: 0;
}

.sb-navbar-container-1 {
  padding-left: 1rem;
  border-left: 2px solid var(--sb-border-color);
  margin-left: 1.25rem;
  margin-top: 0.25rem;
}

.sb-navbar-container-2 {
  padding-left: 0.75rem;
  border-left: 2px solid var(--sb-border-color);
  margin-left: 1rem;
  margin-top: 0.25rem;
}

.sb-navbar-link-container {
  margin: 0;
}

.sb-navbar-link {
  display: block;
  padding: 0.5rem 1.5rem;
  color: var(--sb-text-color);
  text-decoration: none;
  font-size: 0.9375rem;
  transition: all 0.15s ease;
  border-left: 3px solid transparent;
}

.sb-navbar-link:hover {
  background-color: var(--sb-bg-color);
  color: var(--sb-primary-color);
  border-left-color: var(--sb-primary-color);
}

.sb-navbar-link-0 {
  font-weight: 500;
}

.sb-navbar-link-1 {
  font-size: 0.875rem;
  padding: 0.375rem 1rem;
  color: var(--sb-text-muted);
}

.sb-navbar-link-1:hover {
  color: var(--sb-primary-color);
}

/* Article / Main content */
.sb-article {
  flex: 1;
  padding: 2rem 3rem;
  max-width: calc(100% - var(--sb-aside-width));
  overflow-x: hidden;
}

.sb-article h1 {
  font-size: 2.25rem;
  font-weight: 700;
  margin: 0 0 1.5rem 0;
  color: var(--sb-text-color);
  letter-spacing: -0.025em;
  line-height: 1.2;
}

.sb-article h1 a {
  color: inherit;
  text-decoration: none;
}

.sb-article h1 a:hover {
  color: var(--sb-primary-color);
}

.sb-article h2 {
  font-size: 1.5rem;
  font-weight: 600;
  margin: 2rem 0 1rem 0;
  color: var(--sb-text-color);
  letter-spacing: -0.02em;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--sb-border-color);
}

.sb-article h2 a {
  color: inherit;
  text-decoration: none;
}

.sb-article h2 a:hover {
  color: var(--sb-primary-color);
}

.sb-article p {
  margin: 1rem 0;
  line-height: 1.7;
}

.sb-article a {
  color: var(--sb-primary-color);
  text-decoration: none;
  transition: color 0.15s ease;
}

.sb-article a:hover {
  color: var(--sb-primary-hover);
  text-decoration: underline;
}

.sb-article strong {
  font-weight: 600;
  color: var(--sb-text-color);
}

.sb-article code {
  font-family: var(--sb-font-mono);
}

/* Search */
.sb-search-container {
  position: relative;
  width: 100%;
}

.sb-search-input {
  width: 100%;
  padding: 0.375rem 0.75rem;
  font-size: 0.875rem;
  font-family: var(--sb-font-sans);
  color: #f1f5f9;
  background-color: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 0.375rem;
  outline: none;
  box-sizing: border-box;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.sb-search-input::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

.sb-search-input:focus {
  border-color: rgba(3, 105, 161, 0.8);
  background-color: rgba(255, 255, 255, 0.15);
}

.sb-search-results {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  z-index: 200;
  list-style: none;
  margin: 0;
  padding: 0.25rem 0;
  background-color: var(--sb-bg-color);
  border: 1px solid var(--sb-border-color);
  border-radius: 0.375rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  max-height: 60vh;
  overflow-y: auto;
}

.sb-search-result-container {
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--sb-border-color);
}

.sb-search-result-container:last-child {
  border-bottom: none;
}

.sb-search-result-document-title {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--sb-text-color);
  margin-bottom: 0.25rem;
}

.sb-search-result-document-url {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--sb-primary-color);
  text-decoration: none;
  margin-bottom: 0.25rem;
  transition: color 0.15s ease;
}

.sb-search-result-document-url:hover {
  color: var(--sb-primary-hover);
  text-decoration: underline;
}

.subatomic-search-sections-container {
  list-style: none;
  margin: 0;
  padding: 0;
}

.subatomic-search-sections-container li {
  margin: 0;
}

.subatomic-search-section-url {
  display: block;
  padding: 0.125rem 0;
  font-size: 0.8125rem;
  color: var(--sb-text-muted);
  text-decoration: none;
  transition: color 0.15s ease;
}

.subatomic-search-section-url:hover {
  color: var(--sb-primary-color);
}

/* Table of Contents */
.sb-toc-container {
  float: right;
  max-width: 280px;
  margin: 0 0 1.5rem 1.5rem;
  padding: 1rem 1.25rem;
  background-color: var(--sb-bg-secondary);
  border: 1px solid var(--sb-border-color);
  border-radius: 0.5rem;
  font-size: 0.875rem;
}

.sb-toc-container::before {
  content: "On this page";
  display: block;
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--sb-text-muted);
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--sb-border-color);
}

.sbt-toc-list-container {
  list-style: none;
  margin: 0;
  padding: 0;
}

.sbt-toc-list-container .sbt-toc-list-container {
  padding-left: 1rem;
  margin-top: 0.375rem;
  border-left: 2px solid var(--sb-border-color);
}

.sbt-toc-list-container li {
  margin: 0.375rem 0;
}

.sbt-toc-list-link {
  color: var(--sb-text-muted);
  text-decoration: none;
  transition: color 0.15s ease;
  line-height: 1.4;
  display: block;
}

.sbt-toc-list-link:hover {
  color: var(--sb-primary-color);
}

/* TOC responsive behavior */
@media (max-width: 900px) {
  .sb-toc-container {
    float: none;
    max-width: none;
    margin: 0 0 1.5rem 0;
  }
}

/* Footer */
.sb-footer {
  background-color: var(--sb-footer-bg);
  color: var(--sb-footer-text);
  text-align: center;
  padding: 1.5rem 2rem;
  font-size: 0.875rem;
  margin-top: auto;
}

/* Responsive design */
@media (max-width: 1024px) {
  .sb-aside {
    width: 220px;
    min-width: 220px;
  }

  .sb-article {
    max-width: calc(100% - 220px);
    padding: 1.5rem 2rem;
  }
}

@media (max-width: 768px) {
  .sb-header {
    padding: 1rem;
  }

  #sb-search-container {
    order: 3;
    flex-basis: 100%;
    max-width: none;
  }

  .sb-main-container {
    flex-direction: column;
  }

  .sb-aside {
    width: 100%;
    min-width: 100%;
    position: static;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--sb-border-color);
    padding: 1rem 0;
  }

  .sb-article {
    max-width: 100%;
    padding: 1.5rem;
  }

  .sb-article h1 {
    font-size: 1.75rem;
  }

  .sb-article h2 {
    font-size: 1.25rem;
  }
}

@media (max-width: 480px) {
  .sb-header {
    padding: 0.75rem;
  }

  .sb-title-link {
    font-size: 1.25rem;
  }

  .sb-title-tagline {
    font-size: 0.75rem;
  }

  .sb-article {
    padding: 1rem;
  }

}