/* Modern clean stylesheet for thomer.com */

:root {
  --color-bg: #fafafa;
  --color-text: #333;
  --color-text-muted: #666;
  --color-link: #2563eb;
  --color-link-hover: #1d4ed8;
  --color-border: #e5e5e5;
  --color-header-bg: #f5f5f5;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Monaco, "Cascadia Mono", monospace;
  --max-width: 720px;
  --spacing: 1.5rem;
}

* {
  box-sizing: border-box;
}

html {
  font-size: 16px;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Layout */
.site-wrapper {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing);
}

/* Header */
.site-header {
  padding: var(--spacing) 0;
  margin-bottom: 0;
}

.header-image {
  width: 100%;
  max-height: 180px;
  object-fit: cover;
  border-radius: 4px;
}

.back-link {
  display: inline-block;
  margin-top: 0.75rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  text-decoration: none;
}

.back-link:hover {
  color: var(--color-link);
  text-decoration: none;
}

/* Content */
.content {
  margin: 0;
  padding: var(--spacing) 0;
  width: 100%;
  float: none;
}

.content > *:first-child {
  margin-top: 0;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.3;
  margin: 2rem 0 1rem;
  color: var(--color-text);
  background: none;
  text-align: left;
}

h1 { font-size: 1.75rem; }
h2 { font-size: 1.5rem; }
h3 {
  font-size: 1.25rem;
  border-left: 4px solid #444;
  margin-top: 2em;
  background: #eaeaea;
  padding: 0.5em 0.75em;
  clear: both;
}
h4 { font-size: 1.1rem; }

h2.title {
  margin-top: 0;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-border);
  background: none;
}

h2.main-section {
  font-size: 1.6em;
  border-bottom: 2px solid #333;
  padding-bottom: 0.3em;
  margin-top: 2em;
}

/* Callout box */
.callout {
  background: #f0f7ff;
  border-left: 4px solid #2563eb;
  padding: 0.75em 1em;
  margin: 1em 0;
}

p {
  margin: 0 0 1.25rem;
}

/* Links */
a {
  color: var(--color-link);
  text-decoration: none;
  transition: color 0.15s ease;
}

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

/* Images */
img {
  max-width: 100%;
  height: auto;
  border: none;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

img.bordered {
  border: 1px solid var(--color-border);
  border-radius: 4px;
}

img.top {
  width: 100%;
  max-height: 180px;
  object-fit: cover;
  border: none;
  border-radius: 4px;
  box-shadow: none;
}

img.no-shadow {
  box-shadow: none;
}

/* Responsive video embeds */
iframe {
  max-width: 100%;
  height: auto;
  aspect-ratio: 16/9;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

/* Hero and inline images */
.hero-img {
  float: right;
  max-width: 320px;
  margin: 0 0 1em 1.5em;
}

.inline-img {
  float: right;
  max-width: 280px;
  margin: 0 0 2em 1.5em;
}

@media (max-width: 600px) {
  .hero-img,
  .inline-img {
    float: none;
    max-width: 100%;
    margin: 0 0 1em 0;
  }
}

/* Code */
code, pre {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--color-header-bg);
  border-radius: 3px;
}

code {
  padding: 0.2em 0.4em;
}

pre {
  padding: 1rem;
  overflow-x: auto;
  border: 1px solid var(--color-border);
}

pre code {
  padding: 0;
  background: none;
}

/* Lists */
ul, ol {
  padding-left: 1.5rem;
  margin: 0 0 1.25rem;
}

li {
  margin-bottom: 0.5rem;
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
}

th, td {
  padding: 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

th {
  font-weight: 600;
  background: var(--color-header-bg);
}

/* Footer */
.site-footer {
  margin-top: 3rem;
  padding: var(--spacing);
  background: #f0f0f0;
  border-radius: 4px;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
}

.footer-nav a {
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
}

.footer-nav a:hover {
  color: var(--color-link);
}

.footer-sep {
  color: var(--color-text-muted);
  margin: 0 0.25rem;
}

.social-link {
  display: inline-flex;
  align-items: center;
}

.social-icon {
  height: 1.2em;
  width: 1.2em;
  vertical-align: middle;
  color: var(--color-text-muted);
  transition: color 0.15s ease;
}

.social-link:hover .social-icon {
  color: var(--color-text);
}

.footer-meta {
  font-size: 0.8rem;
  font-family: var(--font-mono);
  color: var(--color-text-muted);
}

.footer-meta a {
  color: var(--color-text-muted);
}

.footer-meta a:hover {
  color: var(--color-link);
}

/* Quick navigation box (used by bread, bagels, etc.) */
.quick-nav {
  background: #f9f9f9;
  border: 1px solid #e0e0e0;
  border-radius: 4px;
  padding: 0.75em 1em;
  margin: 1em 0;
  font-size: 0.9em;
}
.quick-nav strong {
  display: block;
  margin-bottom: 0.3em;
}
.quick-nav strong + strong {
  margin-top: 0.6em;
}
.quick-nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25em 1em;
}
.quick-nav a {
  white-space: nowrap;
}

/* Utility classes */
.notice {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.noborder {
  border: none !important;
}

.outline {
  width: 100%;
  max-width: var(--max-width);
}

/* Legacy compatibility */
img.lspace {
  margin-left: 0.5em;
}

img.rspace {
  margin-right: 0.5em;
}

div.ad {
  float: right;
  font-size: 0.85rem;
  margin-left: 1rem;
  margin-bottom: 1rem;
}

div.ad span {
  font-weight: 600;
}

/* Responsive */
@media (max-width: 600px) {
  html {
    font-size: 15px;
  }

  :root {
    --spacing: 1rem;
  }

  .footer-nav {
    gap: 1rem;
  }

  h1 { font-size: 1.5rem; }
  h2 { font-size: 1.35rem; }
  h3 { font-size: 1.15rem; }
}