/* ============================================
   BLOGUM — Base Styles (from personal-blog-blue.html)
   ============================================ */
:root {
  --blue-50: #eff6ff;
  --blue-100: #dbeafe;
  --blue-200: #bfdbfe;
  --blue-300: #93c5fd;
  --blue-400: #60a5fa;
  --blue-500: #3b82f6;
  --blue-600: #2563eb;
  --blue-700: #1d4ed8;
  --blue-800: #1e40af;
  --blue-900: #1e3a8a;
  --navy: #0f172a;
  --text: #334155;
  --muted: #64748b;
  --line: rgba(37, 99, 235, .14);
  --white: #ffffff;
  --radius: 24px;
  --shadow: 0 24px 70px rgba(30, 64, 175, .12);
  --soft-shadow: 0 14px 34px rgba(15, 23, 42, .08);
  --font: 'Inter', system-ui, sans-serif;
  --max-w: 1140px;
  --header-h: 64px;
}

/* Hide mobile toggle on desktop by default */
.dropdown-toggle {
  display: none !important;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(circle at 8% 10%, rgba(255, 255, 255, 0.18), transparent 100%),
    radial-gradient(circle at 92% 4%, rgba(251, 253, 255, 0.36), transparent 100%),
    radial-gradient(circle at 55% 42%, rgba(244, 244, 244, 0.6), transparent 50%),
    #ffffff;
  overflow-x: hidden;
  line-height: 1.6;
  font-size: 15px;
}

body.menu-open {
  overflow: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

h1,
h2,
h3,
h4 {
  color: var(--navy);
  line-height: 1.3;
}

.screen-reader-text {
  clip: rect(1px, 1px, 1px, 1px);
  position: absolute !important;
  height: 1px;
  width: 1px;
  overflow: hidden
}

.container {
  width: min(var(--max-w), calc(100% - 40px));
  margin: 0 auto;
  margin-top: 50px;
}

.container--full {
  max-width: 100% !important;
  width: calc(100% - 40px) !important;
}

/* Progress Bar */
.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9999;
  width: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--blue-500), var(--blue-700));
  box-shadow: 0 0 18px rgba(37, 99, 235, .45);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 44px;
  padding: 0 20px;
  border-radius: 12px;
  border: 1px solid transparent;
  font-weight: 700;
  font-family: var(--font);
  font-size: .92rem;
  cursor: pointer;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
}

.btn-primary {
  color: white;
  background: linear-gradient(135deg, var(--blue-500), var(--blue-700));
  box-shadow: 0 12px 28px rgba(37, 99, 235, .28);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 34px rgba(37, 99, 235, .20);
  color: white;
}

.btn-outline,
.btn-secondary {
  color: var(--blue-800);
  background: rgba(255, 255, 255, .74);
  border-color: rgba(37, 99, 235, .16);
}

.btn-outline:hover,
.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 34px rgba(37, 99, 235, .12);
  color: var(--blue-800);
}

.btn-sm {
  min-height: 38px;
  padding: 0 16px;
  font-size: .82rem;
}

/* ============ HEADER ============ */
.site-header {
  position: sticky;
  top: 14px;
  z-index: 1000;
  margin: 18px auto 0;
  width: min(1400px, calc(100% - 24px));
  /* width: min(var(--max-w), calc(100% - 10px)); */
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 17px 22px;
  border: 1px solid rgba(37, 99, 235, .12);
  border-radius: 18px;
  background: rgba(255, 255, 255, .78);
  backdrop-filter: blur(18px);
  box-shadow: var(--soft-shadow);
}

.site-branding {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.site-logo img {
  height: 32px;
  width: auto;
}

.site-title {
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--navy);
  letter-spacing: -.04em;
  text-decoration: none;
}

.site-title:hover {
  color: var(--navy);
}

/* Nav */
.primary-navigation {
  display: flex;
  align-items: center;
}

.mobile-nav-branding {
  display: none;
}

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

.nav-menu li {
  position: relative;
}

.nav-menu a {
  display: block;
  padding: 4px 0;
  position: relative;
  color: #475569;
  font-size: .92rem;
  font-weight: 600;
  transition: color .25s ease;
}

.nav-menu a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 0;
  height: 2px;
  background: var(--blue-600);
  border-radius: 99px;
  transition: width .25s ease;
}

.nav-menu a:hover,
.nav-menu .current-menu-item>a,
.nav-menu .current_page_item>a {
  color: var(--blue-700);
}

.nav-menu a:hover::after,
.nav-menu .current-menu-item>a::after,
.nav-menu .current_page_item>a::after {
  width: 100%;
}

.sub-menu a::after {
  content: none !important;
}

/* Disable underline for sub-menus */
/* ============ NAV MENU CLEANUP & MULTI-LEVEL ============ */
.nav-menu,
.nav-menu ul {
  list-style: none !important;
  margin: 0 !important;
  padding: 0 !important;
  text-indent: 0 !important;
}

.nav-menu li {
  position: relative;
  list-style: none !important;
  margin: 0 !important;
  padding: 0 !important;
}

/* Clear default bullets from all list levels */
.nav-menu li::before,
.nav-menu ul::before,
.sub-menu li::before,
.sub-menu ul::before {
  content: none !important;
  display: none !important;
}

.nav-menu>li {
  display: inline-block;
  margin-right: 3 !important;
}

.nav-menu a {
  display: block;
  padding: 8px 0;
  color: #475569;
  font-size: .94rem;
  font-weight: 600;
  position: relative;
  text-decoration: none !important;
}

/* Sub Menu Container */
.nav-menu .sub-menu {
  position: absolute;
  top: 100%;
  left: -15px;
  min-width: 220px;
  background: #ffffff;
  border: 1px solid rgba(37, 99, 235, .14);
  border-radius: 16px;
  padding: 10px !important;
  opacity: 0;
  visibility: hidden;
  transform: translateY(15px);
  transition: all .3s ease;
  box-shadow: 0 20px 50px rgba(15, 23, 42, .12);
  z-index: 9999;
  display: block !important;
}

.nav-menu li:hover>.sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* Sub Menu Items */
.sub-menu li {
  width: 100%;
  display: block;
}

.sub-menu a {
  padding: 10px 16px;
  font-size: .88rem;
  border-radius: 10px;
  transition: background .2s ease;
}

.sub-menu a:hover {
  background: var(--blue-50);
  color: var(--blue-700);
}

/* Nested Levels (2+) */
.sub-menu .sub-menu {
  top: -10px;
  left: 100%;
  margin-left: 10px !important;
  transform: translateX(15px);
}

.sub-menu li:hover>.sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}

/* Indicators (Arrows) using ::before to avoid conflict with underline ::after */
.menu-item-has-children>a {
  padding-right: 18px !important;
}

.menu-item-has-children>a::before {
  content: "";
  position: absolute;
  right: 0;
  top: 50%;
  width: 8px;
  height: 8px;
  margin-top: -4px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232563eb' stroke-width='4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
  transition: transform .2s ease;
  display: block !important;
}

.nav-menu>li.menu-item-has-children:hover>a::before {
  transform: rotate(180deg);
}

.sub-menu .menu-item-has-children>a {
  padding-right: 32px !important;
}

.sub-menu .menu-item-has-children>a::before {
  right: 14px;
  transform: rotate(-90deg);
}

.sub-menu li:hover>a::before {
  transform: rotate(-180deg);
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.header-search-bar {
  position: relative;
  display: none;
}

@media(min-width:900px) {
  .header-search-bar {
    display: block;
  }
}

.header-search-input {
  width: 210px;
  height: 42px;
  border: 1px solid rgba(37, 99, 235, .16);
  border-radius: 12px;
  padding: 0 42px 0 16px;
  outline: none;
  background: rgba(255, 255, 255, .7);
  color: var(--text);
  font-family: var(--font);
  font-size: .88rem;
}

.header-search-icon {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--blue-700);
  pointer-events: none;
}

.header-subscribe {
  display: none;
}

@media(min-width:768px) {
  .header-subscribe {
    display: inline-flex;
  }
}

/* Hamburger */
.menu-toggle {
  display: flex;
  background: none;
  border: none;
  color: var(--navy);
  cursor: pointer;
  padding: 8px;
  border-radius: 8px;
  align-items: center;
  justify-content: center;
}

@media(min-width:900px) {
  .menu-toggle {
    display: none;
  }
}

.hamburger {
  width: 20px;
  height: 14px;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.hamburger span {
  display: block;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: all .25s ease;
}

.menu-toggle.is-active .hamburger span:nth-child(1) {
  transform: rotate(45deg) translate(4px, 4px);
}

.menu-toggle.is-active .hamburger span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.is-active .hamburger span:nth-child(3) {
  transform: rotate(-45deg) translate(4px, -4px);
}

/* Content Styles — Page Specific Glassmorphism */
.main-content--page {
  background: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(24px);
  padding: 42px;
  border-radius: 32px;
  border: 1px solid rgba(37, 99, 235, 0.12);
  box-shadow: var(--soft-shadow);
  margin-top: 120px;
  margin-bottom: 40px;
  overflow: hidden;
  max-width: 100%;
  margin-left: auto;
  margin-right: auto;
  /* Prevent image overflow */
}

.entry-content img {
  max-width: 100% !important;
  height: auto !important;
  margin: 1.5em 0;
  border-radius: 0;
}

@media(max-width: 768px) {
  .main-content--page {
    padding: 24px;
    border-radius: 24px;
  }
}

/* Dual Blog Section */
.dual-blog-section {
  padding-bottom: 50px;
}

.dual-blog-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  width: min(var(--max-w), calc(100% - 40px));
  margin: 0 auto;
}

.dual-blog-column {
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid rgba(37, 99, 235, 0.1);
  display: flex;
  flex-direction: column;
}

.dual-blog-column--white {
  background: #fff;
  box-shadow: var(--soft-shadow);
}

.dual-blog-column--blue {
  background: var(--blue-600);
  color: #fff;
  border: none;
  box-shadow: var(--soft-shadow) !important;
  /* box-shadow: 0 10px 30px rgba(37, 99, 235, 0.2); */
}

.dual-blog-header {
  padding: 24px 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(37, 99, 235, 0.08);
}

.dual-blog-column--blue .dual-blog-header {
  border-bottom-color: rgba(255, 255, 255, 0.15);
}

.dual-blog-column-title {
  margin: 0;
  font-size: 1.28rem;
  font-weight: 700;
  text-transform: capitalize;
  letter-spacing: 0.02em;
  color: var(--navy);
}

.dual-blog-column--blue .dual-blog-column-title {
  color: #fff;
}

.dual-blog-more {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--blue-600);
  text-decoration: none;
  transition: opacity 0.2s;
}

.dual-blog-column--blue .dual-blog-more {
  color: rgba(255, 255, 255, 0.9);
}

.dual-blog-more:hover {
  opacity: 0.8;
}

.dual-blog-list {
  padding: 30px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.dual-blog-item {
  border-bottom: 1px solid rgba(37, 99, 235, 0.08);
  padding-bottom: 16px;

}

.dual-blog-column--blue .dual-blog-item {
  border-bottom-color: rgba(255, 255, 255, 0.15);
}

.dual-blog-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.dual-blog-item--featured {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.dual-blog-thumb {
  flex-shrink: 0;
  width: 100px;
  height: 100px;
  border-radius: 12px;
  overflow: hidden;
}

.dual-blog-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.dual-blog-title {
  margin: 0 0 8px;
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.4;
}

.dual-blog-title a {
  color: inherit;
  text-decoration: none;
}

.dual-blog-title a:hover {
  color: var(--blue-500);
}

.dual-blog-column--blue .dual-blog-title a {
  color: #fff;
}

.dual-blog-column--blue .dual-blog-title a:hover {
  color: #fff;
  opacity: 0.8;
}

.dual-blog-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.75rem;
  color: var(--muted);
}

.dual-blog-column--blue .dual-blog-meta {
  color: rgba(255, 255, 255, 0.9) !important;
}

.dual-blog-column--blue .dual-blog-meta a {
  color: #fff !important;
}

.dual-blog-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

@media(max-width: 900px) {
  .dual-blog-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

/* Ad Banner */
.ad-banner-section {
  padding-top: 0;
  padding-bottom: 40px;
}

.ad-banner-container {
  width: min(var(--max-w), calc(100% - 20px));
  margin: 0 auto;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--soft-shadow);
  border: 1px solid rgba(37, 99, 235, .1);
  transition: transform .3s ease;
}

.ad-banner-container:hover {
  transform: translateY(-4px);
}

.ad-banner-img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  max-height: 250px;
}

@media(max-width: 768px) {
  .ad-banner-img {
    max-height: 150px;
  }
}

/* Post Navigation */
.post-navigation {
  margin: 60px 0;
  padding: 40px 0;
  border-top: 1px solid rgba(37, 99, 235, .1);

}

.post-navigation .nav-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.post-navigation .nav-previous,
.post-navigation .nav-next {
  display: flex;
  flex-direction: column;
}

.post-navigation .nav-next {
  text-align: right;
  align-items: flex-end;
}

.post-navigation a {
  text-decoration: none;
  display: block;
  /* Use block to contain stacked items */
  padding: 28px;
  background: #fff;
  border: 1px solid rgba(37, 99, 235, .1);
  border-radius: 24px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.03);
}

.post-navigation a:hover {
  border-color: var(--blue-400);
  transform: translateY(-4px);
  box-shadow: 0 15px 35px rgba(37, 99, 235, 0.1);
}

.nav-label {
  display: block;
  font-size: .8rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 8px;
}

.nav-title {
  display: block;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--navy);
  line-height: 1.4;

}

@media(max-width:768px) {
  .post-navigation .nav-links {
    grid-template-columns: 1fr;
  }
}

/* Mobile Nav */
@media(max-width:899px) {

  /* Final Mobile Header Row Fix */
  body header.site-header .header-container {
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: nowrap !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 8px !important;
    padding: 10px 14px !important;
  }

  body .site-branding {
    flex: 0 1 auto !important;
    display: flex !important;
    align-items: center !important;
    min-width: 0 !important;
  }

  body .site-title {
    font-size: 1.1rem !important;
    white-space: nowrap !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    max-width: 110px !important;
    margin: 0 !important;
  }

  body .header-actions {
    flex: 1 1 auto !important;
    display: flex !important;
    align-items: center !important;
    justify-content: flex-end !important;
    gap: 8px !important;
    min-width: 0 !important;
    width: auto !important;
  }

  /* Expandable Search on Mobile */
  body .header-search-bar {
    display: block !important;
    flex: 0 0 auto !important;
    width: 40px !important;
    height: 40px !important;
    position: relative !important;
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
    background: rgba(255, 255, 255, 0.8) !important;
    border-radius: 12px !important;
    border: 1px solid rgba(37, 99, 235, 0.15) !important;
    overflow: hidden !important;
  }

  body .header-search-bar:focus-within {
    width: 140px !important;
    flex: 1 1 auto !important;
  }

  body .header-search-input {
    width: 100% !important;
    height: 100% !important;
    padding: 0 34px 0 12px !important;
    font-size: 0.85rem !important;
    background: transparent !important;
    border: none !important;
    opacity: 0;
    transition: opacity 0.2s ease;
  }

  body .header-search-bar:focus-within .header-search-input {
    opacity: 1;
  }

  body .header-search-icon {
    right: 12px !important;
    pointer-events: none !important;
  }

  body .header-subscribe {
    display: none !important;
  }

  body .menu-toggle {
    flex: 0 0 auto !important;
  }

  /* Mobile Nav Overlay - Robust Fix */
  body .primary-navigation {
    display: none !important;
  }

  body .primary-navigation.is-open {
    display: block !important;
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    background: #ffffff !important;
    z-index: 9999 !important;
    padding: 100px 32px 40px !important;
    animation: fadeInMenu 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    overflow-y: auto !important;
  }

  /* Mobile Branding in Menu */
  body .mobile-nav-branding {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    margin-bottom: 30px !important;
    width: 100% !important;
  }

  body .mobile-logo-text {
    display: block !important;
    font-size: 1.6rem !important;
    font-weight: 800 !important;
    color: var(--navy) !important;
    letter-spacing: -0.05em !important;
    position: relative !important;
  }

  body .mobile-nav-branding .custom-logo {
    max-height: 50px !important;
    width: auto !important;
  }

  body .mobile-logo-text::after {
    content: ".";
    color: var(--blue-600);
  }

  body .primary-navigation.is-open .nav-menu {
    display: flex !important;
    flex-direction: column !important;
    width: 100% !important;
    max-width: 400px !important;
    margin: 0 auto !important;
    padding: 0 !important;
    list-style: none !important;
  }

  body .primary-navigation.is-open .nav-menu>li {
    width: 100% !important;
    border-bottom: 1px solid rgba(15, 23, 42, 0.05) !important;
  }

  body .primary-navigation.is-open .nav-menu>li:last-child {
    border-bottom: none !important;
  }

  body .primary-navigation.is-open .nav-menu li.menu-item-has-children {
    display: flex !important;
    flex-wrap: wrap !important;
    align-items: center !important;
    justify-content: space-between !important;
  }

  body .primary-navigation.is-open .nav-menu a {
    flex: 1 !important;
    font-size: 1.05rem !important;
    font-weight: 700 !important;
    color: var(--navy) !important;
    padding: 12px 0 !important;
    text-decoration: none !important;
    transition: color 0.2s ease !important;
  }

  /* Remove duplicate toggle indicator */
  body .primary-navigation.is-open .menu-item-has-children>a::before {
    display: none !important;
  }

  body .primary-navigation.is-open .nav-menu .current-menu-item>a {
    color: var(--blue-600) !important;
  }

  /* Dropdown Toggle Button */
  body .dropdown-toggle {
    background: transparent !important;
    border: 1px solid rgba(15, 23, 42, 0.08) !important;
    border-radius: 8px !important;
    width: 34px !important;
    height: 34px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    color: var(--blue-600) !important;
    cursor: pointer !important;
    margin-left: 10px !important;
    transition: all 0.3s ease !important;
  }

  body .menu-item-has-children.is-expanded>.dropdown-toggle {
    transform: rotate(180deg) !important;
    background: rgba(37, 99, 235, 0.05) !important;
    border-color: rgba(37, 99, 235, 0.2) !important;
  }

  /* Submenu Styles */
  body .primary-navigation.is-open .sub-menu {
    display: none !important;
    width: 100% !important;
    padding: 0 0 10px 15px !important;
    list-style: none !important;
    margin: 0 !important;
    border: none !important;
    box-shadow: none !important;
  }

  body .menu-item-has-children.is-expanded>.sub-menu {
    display: block !important;
  }

  body .primary-navigation.is-open .sub-menu a {
    font-size: 0.95rem !important;
    font-weight: 600 !important;
    color: var(--muted) !important;
    padding: 8px 0 !important;
    opacity: 0.8 !important;
  }

  /* Hamburger to X when open */
  body .menu-toggle.is-active {
    position: fixed !important;
    top: 25px !important;
    right: 25px !important;
    z-index: 10000 !important;
  }

  body .menu-toggle.is-active .hamburger span {
    background: var(--muted) !important;
  }

  @keyframes fadeInMenu {
    from {
      opacity: 0;
      transform: translateY(-10px);
    }

    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
}

@media(max-width:480px) {
  body .site-title {
    max-width: 80px !important;
  }

  body .header-search-bar:focus-within {
    width: 120px !important;
  }
}

@media(max-width:380px) {
  body .site-title {
    display: none !important;
  }

  body .header-search-bar:focus-within {
    width: 150px !important;
    /* Take more room since title is hidden */
  }
}