/*
Theme Name: Custodeum Blog
Theme URI: https://custodeum.com
Author: Custodeum
Author URI: https://custodeum.com
Description: Custodeum WordPress blog theme styled to match the main Custodeum dark enterprise UI.
Version: 8.0
Requires at least: 5.0
Tested up to: 6.9
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: syba-blog
Tags: blog, two-columns, custom-colors, custom-menu, featured-images, sticky-post, threaded-comments, dark
*/

/* ============================================================
   CUSTODEUM BLOG THEME — dark enterprise, matches main site
   Self-contained. No dependency on /assets/ or main.css.
   ============================================================ */

/* ── Good Times (brand/heading font) ───────────────────────── */
@font-face {
  font-family: 'Good Times';
  src: url('assets/fonts/good-times.woff') format('woff');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

/* ── Design tokens ──────────────────────────────────────────── */
:root {
  --ct-bg:           #050c18;
  --ct-bg-card:      #070d1b;
  --ct-bg-secondary: #0f1c34;
  --ct-fg:           #f0f6ff;
  --ct-fg-muted:     #6d8ab0;
  --ct-fg-sub:       #8fa8cc;
  --ct-primary:      #01d0ff;
  --ct-primary-dark: #0077ff;
  --ct-border:       rgba(255,255,255,0.08);
  --ct-radius:       12px;
  --ct-shadow:       0 10px 30px -10px rgba(1,208,255,0.22);
  --ct-shadow-glow:  0 0 40px rgba(1,208,255,0.12);

  --ct-font-body:    "Space Grotesk","Inter",system-ui,sans-serif;
  --ct-font-heading: "Good Times","Good Times Rg",sans-serif;

  --space-xs:  0.25rem;
  --space-sm:  0.5rem;
  --space-md:  1rem;
  --space-lg:  1.5rem;
  --space-xl:  2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
}

/* ── Reset / base ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html { overflow-x: hidden; }

body {
  margin: 0;
  background: var(--ct-bg) !important;
  color: var(--ct-fg) !important;
  font-family: var(--ct-font-body) !important;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--ct-primary); }
img { max-width: 100%; height: auto; display: block; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--ct-font-heading) !important;
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.15;
  color: var(--ct-fg);
}

/* ── Layout helpers ─────────────────────────────────────────── */
.ct-container, .container, .custodeum-container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 16px;
}
@media (min-width: 768px) {
  .ct-container, .container, .custodeum-container { padding: 0 24px; }
}

/* ── Navbar ─────────────────────────────────────────────────── */
.custodeum-navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 9000;
  transition: background 200ms ease, border-color 200ms ease, padding 200ms ease;
  padding: 20px 0;
  background: transparent;
}
.custodeum-navbar.is-scrolled {
  background: rgba(5, 12, 24, 0.80);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--ct-border);
  padding: 12px 0;
}
.custodeum-navbar-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

/* Logo */
.custodeum-logo-link { display: flex; align-items: center; flex-shrink: 0; }
.custodeum-logo-img  { height: 36px; width: auto; }

/* Nav links */
.custodeum-nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.custodeum-nav-links > li { position: relative; }
.custodeum-nav-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 8px 12px;
  border-radius: 10px;
  font-family: var(--ct-font-body);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--ct-fg-muted);
  transition: color 150ms ease, background 150ms ease;
  white-space: nowrap;
}
.custodeum-nav-link:hover,
.custodeum-nav-link.active {
  color: var(--ct-fg);
  background: rgba(255,255,255,0.05);
}
.nav-chevron { font-size: 0.75em; opacity: 0.6; }

/* Dropdown (desktop) */
.custodeum-dropdown {
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%) translateY(6px);
  width: min(820px, calc(100vw - 32px));
  padding: 14px;
  border-radius: 16px;
  border: 1px solid var(--ct-border);
  background: rgba(7, 13, 27, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 22px 70px rgba(0,0,0,0.55);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 160ms ease, transform 160ms ease, visibility 160ms ease;
  z-index: 9100;
}
.has-dropdown:hover > .custodeum-dropdown,
.has-dropdown:focus-within > .custodeum-dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.custodeum-dropdown-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}
.custodeum-dropdown-item {
  display: block;
  padding: 14px 14px;
  border-radius: 14px;
  border: 1px solid transparent;
  background: rgba(255,255,255,0.03);
  transition: border-color 160ms ease, background 160ms ease;
}
.custodeum-dropdown-item:hover {
  border-color: rgba(1,208,255,0.35);
  background: rgba(255,255,255,0.05);
}
.custodeum-dropdown-title {
  display: block;
  color: var(--ct-fg);
  font-weight: 800;
  font-size: 1.05rem;
  line-height: 1.2;
  margin-bottom: 6px;
}
.custodeum-dropdown-desc {
  display: block;
  color: var(--ct-fg-muted);
  font-size: 0.92rem;
  line-height: 1.35;
}

/* CTA button */
.custodeum-nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--ct-primary);
  color: #030d1c !important;
  font-family: var(--ct-font-body);
  font-size: 0.92rem;
  font-weight: 700;
  transition: transform 150ms ease, box-shadow 150ms ease;
  box-shadow: var(--ct-shadow);
  white-space: nowrap;
}
.custodeum-nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: var(--ct-shadow), var(--ct-shadow-glow);
  color: #030d1c !important;
}

/* Mobile toggle */
.custodeum-mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  border: 1px solid var(--ct-border);
  border-radius: 10px;
  background: transparent;
  cursor: pointer;
}
.custodeum-mobile-toggle span {
  display: block;
  height: 2px;
  background: var(--ct-fg);
  border-radius: 2px;
  transition: transform 200ms ease, opacity 200ms ease;
}

/* Mobile menu */
.custodeum-mobile-menu {
  position: fixed;
  top: 68px; left: 12px; right: 12px;
  background: rgba(7, 13, 27, 0.98);
  border: 1px solid var(--ct-border);
  border-radius: 16px;
  padding: 12px;
  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
  z-index: 8999;
}
.custodeum-mobile-menu ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.custodeum-mobile-menu a {
  display: block;
  padding: 12px 16px;
  border-radius: 10px;
  font-weight: 600;
  color: var(--ct-fg-muted);
  transition: color 150ms ease, background 150ms ease;
}
.custodeum-mobile-menu a:hover,
.custodeum-mobile-menu a.custodeum-nav-cta {
  color: var(--ct-fg);
  background: rgba(255,255,255,0.05);
}
.custodeum-mobile-menu a.custodeum-nav-cta {
  background: var(--ct-primary);
  color: #030d1c !important;
  text-align: center;
  border-radius: 999px;
  margin-top: 6px;
}

@media (max-width: 1024px) {
  .custodeum-nav-links { display: none; }
  .custodeum-mobile-toggle { display: flex; }
}
@media (min-width: 1025px) {
  .custodeum-mobile-menu { display: none !important; }
}

/* ── Main content (no extra top padding; page banner handles spacing) ── */
#main { padding-top: 0; }

/* ── Page banner ────────────────────────────────────────────── */
.page-banner {
  position: relative;
  padding: 80px 0 60px;
  background:
    radial-gradient(1200px 400px at 15% 0%, rgba(1,208,255,0.16), transparent 55%),
    radial-gradient(900px 300px at 85% 0%, rgba(0,119,255,0.16), transparent 55%),
    var(--ct-bg);
  overflow: hidden;
}
.page-banner .container { position: relative; z-index: 1; }

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ct-fg-muted);
}
.breadcrumb a { color: var(--ct-fg-muted); }
.breadcrumb a:hover { color: var(--ct-fg); }
.breadcrumb .separator { opacity: 0.5; }

.banner-subtitle {
  margin: 0 0 10px;
  font-family: var(--ct-font-body);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ct-primary);
}

.page-banner h1 {
  font-family: var(--ct-font-heading) !important;
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  margin: 0 0 14px;
  line-height: 1.08;
  letter-spacing: -0.01em;
}

.banner-description {
  max-width: 680px;
  color: var(--ct-fg-sub);
  font-size: 1.05rem;
  line-height: 1.65;
  margin: 0;
}

/* ── Blog index ─────────────────────────────────────────────── */
.blog-index {
  background: var(--ct-bg) !important;
  padding: 60px 0 80px;
}

/* Filter bar */
.blog-filter {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 50px;
  flex-wrap: wrap;
  gap: 16px;
}
.filter-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.filter-tab {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--ct-border);
  color: var(--ct-fg-muted);
  padding: 10px 20px;
  border-radius: 999px;
  cursor: pointer;
  transition: all 250ms ease;
  font-family: var(--ct-font-body);
  font-weight: 600;
  font-size: 0.88rem;
}
.filter-tab:hover,
.filter-tab.active {
  background: var(--ct-primary);
  color: #030d1c;
  border-color: var(--ct-primary);
  transform: translateY(-1px);
}
.filter-search { position: relative; }
.filter-search input {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--ct-border);
  color: var(--ct-fg);
  padding: 10px 20px 10px 42px;
  border-radius: 999px;
  width: 280px;
  font-family: var(--ct-font-body);
  font-size: 0.88rem;
  transition: border-color 200ms ease, box-shadow 200ms ease;
}
.filter-search input:focus {
  outline: none;
  border-color: var(--ct-primary);
  box-shadow: 0 0 0 3px rgba(1,208,255,0.15);
}
.filter-search input::placeholder { color: var(--ct-fg-muted); }
.filter-search::before {
  content: '\f002';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  left: 15px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ct-fg-muted);
  font-size: 0.85rem;
}

/* Card grid */
.blog-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 32px;
  margin-bottom: 60px;
}
.blog-card {
  background: var(--ct-bg-card) !important;
  border: 1px solid var(--ct-border);
  border-radius: var(--ct-radius);
  overflow: hidden;
  position: relative;
  transition: transform 250ms ease, border-color 250ms ease, box-shadow 250ms ease;
  box-shadow: 0 2px 8px rgba(0,0,0,0.25);
}
.blog-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--ct-primary), var(--ct-primary-dark));
  opacity: 0;
  transition: opacity 250ms ease;
}
.blog-card:hover {
  transform: translateY(-4px);
  border-color: rgba(1,208,255,0.4);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4), 0 0 30px rgba(1,208,255,0.06);
}
.blog-card:hover::before { opacity: 1; }

.card-media { display: block; position: relative; overflow: hidden; }
.card-media img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: transform 300ms ease;
}
.blog-card:hover .card-media img { transform: scale(1.04); }
.card-media-placeholder {
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(900px 260px at 20% 20%, rgba(1,208,255,0.22), transparent 55%),
    radial-gradient(700px 200px at 80% 0%, rgba(0,119,255,0.22), transparent 50%),
    var(--ct-bg-secondary);
  border-bottom: 1px solid var(--ct-border);
  font-family: var(--ct-font-heading) !important;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: rgba(240,246,255,0.5);
  text-transform: uppercase;
}

.card-body { padding: 28px 24px; }
.card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  font-size: 0.85rem;
  color: var(--ct-fg-muted);
}
.meta-date { display: flex; align-items: center; gap: 6px; }
.meta-date i { color: var(--ct-primary); font-size: 0.8rem; }
.meta-pill {
  background: rgba(1,208,255,0.1);
  color: var(--ct-primary);
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.card-title {
  font-family: var(--ct-font-heading) !important;
  font-size: 1.2rem;
  font-weight: 400;
  margin: 0 0 12px;
  line-height: 1.3;
  letter-spacing: -0.01em;
}
.card-title a { color: var(--ct-fg); }
.card-title a:hover { color: var(--ct-primary); }
.card-excerpt {
  color: var(--ct-fg-sub);
  line-height: 1.65;
  margin: 0 0 20px;
  font-size: 0.95rem;
}
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--ct-primary);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: gap 200ms ease;
}
.card-link:hover { gap: 10px; color: var(--ct-primary); }

/* Pagination */
.blog-pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 40px;
}
.blog-pagination .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 10px;
  border: 1px solid var(--ct-border);
  border-radius: 10px;
  background: rgba(255,255,255,0.03);
  color: var(--ct-fg-muted);
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 200ms ease;
}
.blog-pagination .page-numbers:hover,
.blog-pagination .page-numbers.current {
  background: var(--ct-primary);
  color: #030d1c;
  border-color: var(--ct-primary);
}

/* ── Single post ─────────────────────────────────────────────── */
.blog-post-content { padding: 40px 0 80px; }
.content-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 60px;
  align-items: start;
}
.content-section {
  background: var(--ct-bg-card);
  border: 1px solid var(--ct-border);
  border-radius: var(--ct-radius);
  padding: 48px;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--ct-fg-sub);
}
.content-section h2,
.content-section h3,
.content-section h4 {
  font-family: var(--ct-font-heading) !important;
  color: var(--ct-fg);
  margin-top: 2em;
  margin-bottom: 0.75em;
}
.content-section h2 { font-size: 1.7rem; }
.content-section h3 { font-size: 1.35rem; }
.content-section p { margin: 0 0 1.25em; }
.content-section a { color: var(--ct-primary); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 2px; }
.content-section ul,
.content-section ol { padding-left: 1.5em; margin: 0 0 1.25em; }
.content-section li { margin-bottom: 0.4em; }
.content-section img { border-radius: 8px; margin: 1.5em 0; }
.content-section blockquote {
  margin: 1.5em 0;
  padding: 1em 1.5em;
  border-left: 3px solid var(--ct-primary);
  background: rgba(1,208,255,0.05);
  border-radius: 0 8px 8px 0;
  color: var(--ct-fg-sub);
  font-style: italic;
}
.content-section pre,
.content-section code {
  font-family: 'JetBrains Mono','Fira Code',monospace;
  font-size: 0.88em;
}
.content-section pre {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--ct-border);
  border-radius: 8px;
  padding: 1.25em 1.5em;
  overflow-x: auto;
  margin: 1.5em 0;
}
.content-section code {
  background: rgba(255,255,255,0.06);
  padding: 0.15em 0.45em;
  border-radius: 4px;
}

/* Sidebar */
.sidebar { display: flex; flex-direction: column; gap: 24px; }
.sidebar-widget {
  background: var(--ct-bg-card);
  border: 1px solid var(--ct-border);
  border-radius: var(--ct-radius);
  padding: 28px 24px;
}
.sidebar-widget h3 {
  font-family: var(--ct-font-heading) !important;
  font-size: 0.9rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ct-primary);
  margin: 0 0 18px;
}
.sidebar-widget .post-meta { color: var(--ct-fg-sub); font-size: 0.9rem; line-height: 1.7; }
.sidebar-widget .post-meta strong { color: var(--ct-fg); }
.sidebar-widget a {
  color: var(--ct-fg-sub);
  transition: color 150ms ease;
}
.sidebar-widget a:hover { color: var(--ct-primary); }

/* ── Footer (matches main site: bg-secondary/50, pt-16 pb-8) ───── */
.custodeum-footer {
  background: hsl(222 47% 11%);
  border-top: 1px solid var(--ct-border);
  margin-top: 2rem;
  padding-top: 4rem;
  padding-bottom: 2rem;
}
.custodeum-footer-top {
  display: grid;
  grid-template-columns: 1.4fr 2.6fr;
  gap: 48px;
  padding: 0 0 2rem;
}
.custodeum-footer-logo-img { height: 32px; width: auto; margin-bottom: 14px; }
.custodeum-footer-tagline {
  color: var(--ct-fg-muted);
  font-size: 0.9rem;
  line-height: 1.6;
  max-width: 38ch;
  margin: 0;
}
.custodeum-footer-columns {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.custodeum-footer-col h3 {
  font-family: var(--ct-font-heading) !important;
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ct-fg);
  margin: 0 0 14px;
}
.custodeum-footer-col ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.custodeum-footer-col a { color: var(--ct-fg-muted); font-size: 0.9rem; font-weight: 500; }
.custodeum-footer-col a:hover { color: var(--ct-fg); }

.custodeum-footer-bottom {
  border-top: 1px solid var(--ct-border);
  padding: 1rem 0 0;
}
.custodeum-footer-bottom-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  color: var(--ct-fg-muted);
  font-size: 0.88rem;
  font-weight: 500;
}
.custodeum-footer-bottom-row p { margin: 0; }
.custodeum-footer-links { display: flex; gap: 16px; flex-wrap: wrap; }
.custodeum-footer-links a { color: var(--ct-fg-muted); font-weight: 600; font-size: 0.88rem; }
.custodeum-footer-links a:hover { color: var(--ct-fg); }
.custodeum-trademark-notice {
  margin-top: 14px;
  color: var(--ct-fg-muted);
  opacity: 0.7;
  font-size: 0.74rem;
  line-height: 1.55;
  max-width: 900px;
}

/* ── Scroll to top ───────────────────────────────────────────── */
.scroll-top {
  position: fixed;
  right: 20px;
  bottom: 20px;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid var(--ct-border);
  background: rgba(7,13,27,0.92);
  color: var(--ct-fg);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 8px 30px rgba(0,0,0,0.4);
  transition: border-color 200ms ease;
  z-index: 9000;
}
.scroll-top:hover { border-color: rgba(1,208,255,0.5); }

/* ── Reading progress (single posts) ────────────────────────── */
.reading-progress {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: rgba(255,255,255,0.05);
  z-index: 9999;
}
.reading-progress-bar {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--ct-primary), var(--ct-primary-dark));
  transition: width 100ms linear;
}

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .custodeum-footer-top { grid-template-columns: 1fr; }
  .custodeum-footer-columns { grid-template-columns: repeat(2, 1fr); }
  .content-layout { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .blog-card-grid { grid-template-columns: 1fr; gap: 24px; }
  .blog-filter { flex-direction: column; align-items: stretch; }
  .filter-search input { width: 100%; }
  .content-section { padding: 28px 20px; }
  .page-banner { padding: 60px 0 40px; }
  #main { padding-top: 0; }
}
@media (max-width: 520px) {
  .custodeum-footer-columns { grid-template-columns: 1fr 1fr; }
}

/* ── WP block overrides (prevent Twenty Twenty-Five leaking in) */
body.wp-theme-Archive,
body.wp-theme-Archive .wp-site-blocks { all: unset; }