/* Beehive Strategy — Design Tokens for Canvas */

:root {
  /* Brand Colors */
  --color-primary: #2B9E8B;
  --color-primary-light: #3dd4b0;
  --color-primary-dark: #1e7a6b;
  --color-accent: #d4a843;
  --color-accent-light: #f0d78c;
  --color-accent-dark: #b8922f;

  /* Dark Theme Base */
  --color-bg: #0a0e0d;
  --color-bg-alt: #111816;
  --color-bg-card: rgba(255, 255, 255, 0.03);
  --color-bg-card-hover: rgba(255, 255, 255, 0.06);
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-hover: rgba(255, 255, 255, 0.15);

  /* Text Colors */
  --color-text: #f0f0f0;
  --color-text-secondary: #8a9e96;
  --color-text-muted: #5a6e66;
  --color-text-inverse: #0a0e0d;

  /* Typography */
  --font-heading: 'Geist', 'Outfit', system-ui, -apple-system, sans-serif;
  --font-body: 'Geist', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Font Sizes */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 4rem;
  --space-24: 5rem;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-3xl: 2rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 40px rgba(43, 158, 139, 0.15);
  --shadow-glow-accent: 0 0 40px rgba(212, 168, 67, 0.15);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;

  /* Layout */
  --max-width: 1440px;
  --header-height: 64px;

  /* Semantic Aliases (required by canvas bridge) */
  --bh-background: #0a0e0d;
  --bh-foreground: #f0f0f0;
  --bh-card: rgba(255, 255, 255, 0.03);
  --bh-muted: #5a6e66;
  --bh-radius-sm: 0.375rem;
  --bh-radius-md: 0.5rem;
  --bh-radius-lg: 0.75rem;
  --bh-primary: #2B9E8B;
  --bh-accent: #d4a843;
  --bh-border: rgba(255, 255, 255, 0.08);

  /* Tailwind semantic token bridge */
  --color-background: #0a0e0d;
  --color-foreground: #f0f0f0;
  --color-card: rgba(255, 255, 255, 0.03);
  --color-card-foreground: #f0f0f0;
  --color-muted: #5a6e66;
  --color-muted-foreground: #8a9e96;
  --color-border: rgba(255, 255, 255, 0.08);
  --color-primary: #2B9E8B;
  --color-primary-foreground: #0a0e0d;
  --color-accent: #d4a843;
  --color-accent-foreground: #0a0e0d;
  --color-radius-sm: 0.375rem;
  --color-radius-md: 0.5rem;
  --color-radius-lg: 0.75rem;
}
    

      .no-scrollbar::-webkit-scrollbar { display: none; }
      .no-scrollbar { -ms-overflow-style: none; scrollbar-width: none; }
      [data-icon] {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        -webkit-mask-size: contain;
        mask-size: contain;
        -webkit-mask-repeat: no-repeat;
        mask-repeat: no-repeat;
        -webkit-mask-position: center;
        mask-position: center;
        background-color: currentColor;
      }
    

/* ========================================================
   DESIGN TOKENS
   ======================================================== */
:root {
    --color-bg: #0a0e0d;
    --color-bg-alt: #111816;
    --color-text: #f0f0f0;
    --color-text-secondary: #8a9e96;
    --color-text-muted: #5a6e66;
    --color-primary: #2B9E8B;
    --color-primary-light: #3dd4b0;
    --color-primary-dark: #1e7a6b;
    --color-accent: #d4a843;
    --color-accent-light: #f0d78c;
    --color-border: rgba(255,255,255,0.08);
    --color-border-hover: rgba(255,255,255,0.15);
    --color-card-bg: rgba(255,255,255,0.03);
    --color-card-bg-hover: rgba(255,255,255,0.06);
    --header-height: 64px;
    --max-width: 1200px;
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
}

/* ========================================================
   RESET & BASE
   ======================================================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body {
    font-family: 'Geist', system-ui, -apple-system, sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
    min-height: 100vh;
    overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font-family: inherit; }
ul, ol { list-style: none; }
*:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; }

/* ========================================================
   READING PROGRESS BAR
   ======================================================== */
.reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
    z-index: 1001;
    transition: width 60ms linear;
}

/* ========================================================
   CONTAINER
   ======================================================== */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
}

/* ========================================================
   HEADER (White, Fixed)
   ======================================================== */
.header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    height: var(--header-height);
    display: flex;
    align-items: center;
    background: #ffffff;
    border-bottom: 1px solid rgba(0,0,0,0.06);
    transition: box-shadow var(--transition-base);
}
.header.scrolled {
    box-shadow: 0 2px 20px rgba(0,0,0,0.08);
}
.header-inner {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.header-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.header-logo img { height: 36px; width: auto; }

/* Desktop Nav */
.nav-desktop {
    display: flex;
    align-items: center;
    gap: 2rem;
}
.nav-link {
    position: relative;
    font-size: 0.875rem;
    font-weight: 500;
    color: #4a5a52;
    padding-bottom: 2px;
    transition: color var(--transition-fast);
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: #4a5a52;
    border-radius: 1px;
    transition: width 0.25s cubic-bezier(0.22,1,0.36,1), left 0.25s cubic-bezier(0.22,1,0.36,1);
}
.nav-link:hover { color: var(--color-primary); }
.nav-link:hover::after { width: 100%; left: 0; }
.active { color: var(--color-primary) !important; }
.active::after {
    width: 100% !important;
    left: 0 !important;
    background: var(--color-primary) !important;
}

/* Desktop CTA */
.header-cta {
    display: flex;
    align-items: center;
    gap: 1rem;
}
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    background: var(--color-primary);
    color: #fff;
    transition: all var(--transition-base);
    white-space: nowrap;
}
.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 24px rgba(43,158,139,0.4);
}

/* Language Switcher */
.lang-switcher { position: relative; }
.lang-switcher-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    background: #f0f4f3;
    border: 1px solid rgba(0,0,0,0.1);
    border-radius: 8px;
    color: #1a2e28;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: border-color var(--transition-fast);
}
.lang-switcher-btn:hover { border-color: rgba(0,0,0,0.2); }
.lang-dropdown {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 0.5rem;
    background: #fff;
    border: 1px solid rgba(0,0,0,0.1);
    border-radius: 12px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.12);
    padding: 0.5rem;
    min-width: 160px;
    z-index: 1001;
}
.lang-dropdown.open { display: block; }
.lang-dropdown a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
    font-size: 0.875rem;
    color: #1a2e28;
    transition: background var(--transition-fast);
}
.lang-dropdown a:hover { background: rgba(0,0,0,0.04); }
.lang-dropdown a span:last-child { color: #999; font-size: 0.75rem; }

/* Hamburger */
.hamburger {
    display: none;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    cursor: pointer;
    background: none;
    border: none;
    position: relative;
}
.hamburger span {
    display: block;
    width: 20px;
    height: 2px;
    background: #1a2e28;
    border-radius: 2px;
    position: absolute;
    left: 50%;
    margin-left: -10px;
    transition: all 0.3s ease;
}
.hamburger span:nth-child(1) { transform: translateY(-7px); }
.hamburger span:nth-child(2) { transform: translateY(0); }
.hamburger span:nth-child(3) { transform: translateY(7px); }
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translateY(0); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translateY(0); }

/* Mobile Menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: var(--header-height);
    left: 0; right: 0;
    z-index: 999;
    background: rgba(255,255,255,0.98);
    border-bottom: 1px solid rgba(0,0,0,0.08);
    padding: 1rem 1.5rem 1.5rem;
    flex-direction: column;
}
.mobile-menu.open { display: flex; }
.mobile-menu-langs {
    display: inline-flex;
    background: #f0f4f3;
    border: 1px solid rgba(0,0,0,0.08);
    border-radius: 10px;
    padding: 3px;
    gap: 2px;
    margin-bottom: 0.5rem;
}
.mobile-menu-lang-link {
    padding: 0.4rem 1.1rem;
    font-size: 0.8125rem;
    font-weight: 500;
    color: #5a6e66;
    border-radius: 8px;
    transition: all 0.2s ease;
    min-width: 44px;
    text-align: center;
}
.mobile-menu-lang-link:hover { color: #1a2e28; background: rgba(0,0,0,0.04); }
.mobile-menu-lang-link-active { background: var(--color-primary) !important; color: #fff !important; }
.mobile-menu a {
    display: block;
    padding: 0.875rem 0;
    font-size: 1rem;
    font-weight: 500;
    color: #1a2e28;
    border-bottom: 1px solid rgba(0,0,0,0.06);
    transition: color var(--transition-fast);
}
.mobile-menu a:last-of-type:not(.mobile-menu-cta) { border-bottom: none; }
.mobile-menu a:hover { color: var(--color-primary); }
.mobile-menu-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    background: var(--color-primary);
    color: white;
    margin-top: 0.75rem;
    text-align: center;
    cursor: pointer;
    transition: background var(--transition-fast);
}
.mobile-menu-cta:hover { background: var(--color-primary-light); color: #fff; }

/* ========================================================
   BREADCRUMB
   ======================================================== */
.breadcrumb {
    padding-top: calc(var(--header-height) + 24px);
    padding-bottom: 8px;
}

.breadcrumb-list {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8125rem;
    list-style: none;
}

.breadcrumb-list li {
    color: var(--color-text-muted);
}

.breadcrumb-list li + li::before {
    content: '/';
    margin-right: 8px;
}

.breadcrumb-list a {
    color: var(--color-text-secondary);
    transition: color 0.3s ease;
}

.breadcrumb-list a:hover {
    color: var(--color-primary);
}

.breadcrumb-list .current {
    color: var(--color-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 280px;
}

/* ========================================================
   ARTICLE HEADER
   ======================================================== */
.article-header {
    padding: 2.5rem 0 3rem;
    text-align: center;
    max-width: 820px;
    margin: 0 auto;
}

.article-cat-pill {
    display: inline-flex;
    align-items: center;
    padding: 0.375rem 0.875rem;
    background: rgba(43,158,139,0.12);
    color: var(--color-primary-light);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-full);
    margin-bottom: 1.25rem;
}

.article-h1 {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 700;
    line-height: 1.15;
    color: var(--color-text);
    margin-bottom: 1.5rem;
}

.article-meta-row {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

.article-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
}

.article-meta-dot {
    margin: 0 0.35rem;
    color: var(--color-text-muted);
}

/* ========================================================
   ARTICLE LAYOUT
   ======================================================== */
.article-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 3rem;
    align-items: start;
}

.article-content {
    min-width: 0;
}

/* ========================================================
   ARTICLE TYPOGRAPHY
   ======================================================== */
.article-content h2 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text);
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.article-content h2:first-child {
    margin-top: 0;
}

.article-content p {
    color: var(--color-text-secondary);
    margin-bottom: 1.25rem;
    line-height: 1.7;
}

.article-content ul,
.article-content ol {
    margin-bottom: 1.5rem;
    padding-left: 1.25rem;
    color: var(--color-text-secondary);
}

.article-content ul { list-style-type: disc; }
.article-content ol { list-style-type: decimal; }

.article-content li {
    margin-bottom: 0.75rem;
    line-height: 1.65;
}

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

.article-content a {
    color: var(--color-primary-light);
    text-decoration: underline;
    text-underline-offset: 3px;
}

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

/* Stat Row */
.article-stat-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin: 1.5rem 0 2rem;
}

.article-stat-card {
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    text-align: center;
    transition: transform var(--transition-base), border-color var(--transition-base);
}

.article-stat-card:hover {
    transform: translateY(-2px);
    border-color: var(--color-border-hover);
}

.article-stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-primary-light);
    margin-bottom: 0.35rem;
}

.article-stat-label {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    line-height: 1.4;
}

/* ========================================================
   MOBILE TOC
   ======================================================== */
.toc-mobile {
    display: none;
    margin-bottom: 2rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.toc-mobile-toggle {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    background: var(--color-card-bg);
    color: var(--color-text);
    font-size: 0.9375rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
}

.toc-mobile-toggle:hover {
    background: var(--color-card-bg-hover);
}

.toc-chevron {
    width: 18px;
    height: 18px;
    transition: transform 0.3s ease;
}

.toc-mobile.open .toc-chevron {
    transform: rotate(180deg);
}

.toc-mobile-links {
    display: none;
    padding: 0.5rem 1.25rem 1rem;
    background: var(--color-bg);
}

.toc-mobile.open .toc-mobile-links {
    display: block;
}

.toc-mobile-link {
    display: block;
    padding: 0.625rem 0;
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    border-bottom: 1px solid var(--color-border);
    transition: color var(--transition-fast);
}

.toc-mobile-link:last-child {
    border-bottom: none;
}

.toc-mobile-link:hover {
    color: var(--color-primary-light);
}

/* ========================================================
   SIDEBAR
   ======================================================== */
.toc-sidebar {
    position: sticky;
    top: calc(var(--header-height) + 24px);
}

.sidebar-card {
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    margin-bottom: 1rem;
}

.sidebar-heading {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.toc-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.toc-link {
    display: block;
    padding: 0.4rem 0;
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    border-left: 2px solid transparent;
    padding-left: 0.75rem;
    transition: all var(--transition-fast);
}

.toc-link:hover,
.toc-link.active {
    color: var(--color-primary-light);
    border-left-color: var(--color-primary);
}

.sidebar-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.article-tag-pill {
    display: inline-flex;
    padding: 0.35rem 0.75rem;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    color: var(--color-text-secondary);
    font-size: 0.8125rem;
    transition: all var(--transition-fast);
}

.article-tag-pill:hover {
    border-color: var(--color-primary);
    color: var(--color-primary-light);
}

.sidebar-share {
    display: flex;
    gap: 0.5rem;
}

.article-share-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.article-share-btn:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}

.sidebar-related-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.sidebar-related-card {
    display: block;
    padding: 0.875rem;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.sidebar-related-card:hover {
    border-color: var(--color-border-hover);
    background: var(--color-card-bg-hover);
}

.sidebar-related-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.35rem;
    line-height: 1.4;
}

.sidebar-related-meta {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

/* ========================================================
   FAQ SECTION
   ======================================================== */
.faq-section {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
}

.faq-section-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 1.25rem;
}

.faq-section-title svg {
    width: 24px;
    height: 24px;
    color: var(--color-primary-light);
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.faq-item {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-card-bg);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 1.25rem;
    background: transparent;
    border: none;
    color: var(--color-text);
    font-size: 0.9375rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    margin: 0;
    transition: background var(--transition-fast);
}

.faq-question:hover {
    background: var(--color-card-bg-hover);
}

.faq-question-text {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.faq-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: rgba(43,158,139,0.15);
    color: var(--color-primary-light);
    font-size: 0.75rem;
    font-weight: 700;
    flex-shrink: 0;
}

.faq-chevron {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    transition: transform 0.3s ease;
    color: var(--color-text-muted);
}

.faq-item.open .faq-chevron {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
}

.faq-answer-inner {
    padding: 0 1.25rem 1.25rem;
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
    line-height: 1.7;
}

/* ========================================================
   ARTICLE NAV
   ======================================================== */
.article-nav {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
}

.btn-back-to-blog {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
    font-weight: 500;
    transition: color var(--transition-fast);
}

.btn-back-to-blog:hover {
    color: var(--color-primary-light);
}

/* ========================================================
   RECOMMENDED ARTICLES
   ======================================================== */
.recommended-section {
    padding: 4rem 0;
    border-top: 1px solid var(--color-border);
}

.recommended-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.recommended-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text);
}

.recommended-view-all {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    color: var(--color-primary-light);
    font-size: 0.875rem;
    font-weight: 500;
    transition: color var(--transition-fast);
}

.recommended-view-all:hover {
    color: var(--color-primary);
}

.recommended-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.recommended-card {
    display: block;
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: transform var(--transition-base), border-color var(--transition-base);
}

.recommended-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-border-hover);
}

.recommended-card-image {
    width: 100%;
    height: 160px;
    object-fit: cover;
}

.recommended-card-body {
    padding: 1.25rem;
}

.recommended-card-cat {
    display: inline-block;
    padding: 0.25rem 0.625rem;
    background: rgba(43,158,139,0.12);
    color: var(--color-primary-light);
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-full);
    margin-bottom: 0.75rem;
}

.recommended-card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.5rem;
    line-height: 1.4;
}

.recommended-card-excerpt {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.55;
    margin-bottom: 0.875rem;
}

.recommended-card-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

/* ========================================================
   CTA SECTION
   ======================================================== */
.article-cta {
    padding: 2rem 0 5rem;
}

.article-cta-card {
    background: linear-gradient(135deg, rgba(43,158,139,0.12), rgba(212,168,67,0.08));
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
}

.article-cta-inner {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 3rem;
    align-items: center;
}

.article-cta-label {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(43,158,139,0.15);
    border: 1px solid rgba(43,158,139,0.25);
    border-radius: var(--radius-full);
    color: var(--color-primary-light);
    font-size: 0.8125rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.article-cta-label svg {
    width: 14px;
    height: 14px;
}

.article-cta-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 0.875rem;
    line-height: 1.25;
}

.article-cta-desc {
    color: var(--color-text-secondary);
    line-height: 1.65;
    margin-bottom: 1.5rem;
}

.article-cta-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.article-cta-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    background: var(--color-primary);
    color: #fff;
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.article-cta-btn:hover {
    background: var(--color-primary-light);
    transform: translateY(-1px);
}

.article-cta-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text);
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.article-cta-secondary:hover {
    border-color: var(--color-primary);
    color: var(--color-primary-light);
}

.article-cta-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.article-cta-stat {
    text-align: center;
    padding: 1.25rem;
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.article-cta-stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-primary-light);
    margin-bottom: 0.25rem;
}

.article-cta-stat-label {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
}

/* ========================================================
   FOOTER
   ======================================================== */
.footer {
    background: var(--color-bg-alt);
    border-top: 1px solid var(--color-border);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand-desc {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin-top: 1rem;
    max-width: 280px;
}

.footer-social {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.25rem;
}

.footer-social a {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.footer-social a:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}

.footer-col-heading {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 1rem;
}

.footer-col-links {
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
}

.footer-col-links a {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    transition: color var(--transition-fast);
}

.footer-col-links a:hover {
    color: var(--color-primary-light);
}

.footer-bottom {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid #e5e5e5;
    gap: 1rem;
}

.footer-bottom > *:first-child { justify-self: start; }
.footer-bottom > *:nth-child(2) { justify-self: center; }
.footer-bottom > *:last-child { justify-self: end; }

.footer-bottom-links {
    display: flex;
    gap: 1.5rem;
}

.footer-bottom-links a {
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.footer-bottom-links a:hover {
    color: var(--color-primary-light);
}

/* ========================================================
   BACK TO TOP
   ======================================================== */
.back-to-top {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-base);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--color-primary-light);
}

/* ========================================================
   TOAST
   ======================================================== */
.toast {
    position: fixed;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: var(--color-text);
    color: var(--color-bg);
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 1002;
}

.toast.show {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

/* ========================================================
   RESPONSIVE
   ======================================================== */
@media (max-width: 1024px) {
    .article-layout {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .toc-sidebar {
        display: none;
    }

    .toc-mobile {
        display: block;
    }

    .article-cta-inner {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .recommended-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-desktop,
    .header-cta {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .article-stat-row {
        grid-template-columns: 1fr;
    }

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

    .article-cta-card {
        padding: 1.5rem;
    }

    .article-cta-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-bottom {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-bottom > * { justify-self: center !important; }

    .breadcrumb-list .current {
        max-width: 160px;
    }
}

@media (max-width: 480px) {
    .article-cta-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .article-cta-btn,
    .article-cta-secondary {
        width: 100%;
    }
}

/* ========================================================
   LIVE FOOTER (white, matches production site)
   ======================================================== */
/* ——— Footer ——— */
.footer {
  background: rgba(255, 255, 255, 0.97);
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  padding: var(--space-16) 0 var(--space-8);
  /* Scoped overrides: dark text on white footer */
  --color-text: #1a2e28;
  --color-text-secondary: #4a5a52;
  --color-text-muted: #7a8a82;
  --color-border: rgba(0, 0, 0, 0.1);
  --color-bg-card: rgba(0, 0, 0, 0.04);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer-logo {
  display: inline-block;
  line-height: 0;
}

.footer-logo img {
  height: 36px;
  width: auto;
  opacity: 0.9;
  transition: opacity var(--transition-base);
}

.footer-logo:hover img {
  opacity: 1;
}

.footer-brand p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-4);
  max-width: 300px;
}

.footer-brand .social {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.footer-brand .social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  color: var(--color-text-secondary);
}

.footer-brand .social a:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
  transform: translateY(-2px);
}

.footer-col h4 {
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-col a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--color-primary);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
}

.footer-bottom p {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin: 0;
}

.footer-bottom .legal {
  display: flex;
  gap: var(--space-4);
}

.footer-bottom .legal a {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.footer-bottom .legal a:hover {
  color: var(--color-primary);
}

@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-6); }
  .footer-brand { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; gap: var(--space-4); text-align: center; }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* ===== SITE CHROME OVERRIDE (ported from styles.css 2026-09-01: Services dropdown nav + mobile menu + lang switcher) — appended by port_nav_css.py; everything below overrides the legacy header rules above ===== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: 500;
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}
.btn-primary {
  background: var(--color-primary);
  color: white;
  box-shadow: 0 4px 20px rgba(43, 158, 139, 0.3);
  position: relative;
  overflow: hidden;
}
.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transform: translateX(-100%);
  transition: transform 0.6s;
  pointer-events: none;
}
.btn-primary:hover {
  background: var(--color-primary-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(43, 158, 139, 0.4);
}
.btn-primary:hover::before {
  transform: translateX(100%);
}
.btn-ghost {
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  transition: background 0.3s var(--transition-smooth), border-color 0.3s var(--transition-smooth), transform 0.3s var(--transition-smooth);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(43, 158, 139, 0.3);
  transform: translateY(-2px);
}
.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.btn-secondary:hover {
  border-color: var(--color-border-hover);
  background: rgba(255, 255, 255, 0.05);
  transform: translateY(-2px);
}
.btn-accent {
  background: var(--color-accent);
  color: var(--color-text-inverse);
  box-shadow: 0 4px 20px rgba(212, 168, 67, 0.3);
}
.btn-accent:hover {
  background: var(--color-accent-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(212, 168, 67, 0.4);
}
.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
  border-radius: var(--radius-xl);
}
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  transition: box-shadow var(--transition-base);
  /* Scoped overrides: dark text on white header */
  --color-text: #1a2e28;
  --color-text-secondary: #4a5a52;
  --color-text-muted: #7a8a82;
  --color-border: rgba(0, 0, 0, 0.1);
}
.header.scrolled {
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.08);
}
.header-inner {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.logo img {
  height: 36px;
  width: auto;
  display: block;
}
.logo-text {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-text);
}
.logo-text span {
  color: var(--color-text-secondary);
  font-weight: 400;
}
.nav-desktop {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}
.nav-link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: #4a5a52;
  transition: color var(--transition-fast);
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--transition-base);
}
.nav-link:hover {
  color: var(--color-text);
}
.nav-link:hover::after {
  width: 100%;
}
.nav-cta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}
.nav-item-dropdown {
  position: relative;
  display: inline-flex;
  align-items: center;
}
.nav-item-dropdown > .nav-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.nav-item-dropdown > .nav-link .nav-chevron {
  width: 12px;
  height: 12px;
  transition: transform var(--transition-base);
}
.nav-item-dropdown:hover > .nav-link .nav-chevron,
.nav-item-dropdown.open > .nav-link .nav-chevron {
  transform: rotate(180deg);
}
.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  min-width: 680px;
  max-width: 94vw;
  background: #ffffff;
  border: 1px solid rgba(15, 30, 26, 0.10);
  border-radius: 16px;
  padding: var(--space-5);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base);
  box-shadow: 0 24px 60px rgba(15, 30, 26, 0.18);
  z-index: 100;
  --color-text: #1a2e28;
  --color-text-secondary: #4a5a52;
  --color-text-muted: #7a8a82;
  --color-border: rgba(15, 30, 26, 0.10);
}
.nav-dropdown-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}
.nav-dropdown-group-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
  padding: 0 var(--space-1);
}
.nav-dropdown-link {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: var(--space-3);
  border-radius: 12px;
  border: 1px solid transparent;
  transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}
.nav-dropdown-link:hover,
.nav-dropdown-link:focus-visible,
.nav-dropdown-link.active {
  background: rgba(43, 158, 139, 0.08);
  border-color: rgba(43, 158, 139, 0.20);
  transform: translateY(-1px);
  outline: none;
}
.nav-dropdown-link .dropdown-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}
.nav-dropdown-link .dropdown-title .nav-icon {
  width: 18px;
  height: 18px;
  flex: none;
  color: var(--color-primary);
}
.nav-dropdown-link .dropdown-subtitle {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  font-weight: 400;
  line-height: 1.45;
  padding-left: 26px;
}
.nav-badge-new {
  display: inline-flex;
  align-items: center;
  margin-left: auto;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #1a2e28;
  background: var(--color-accent, #d4a843);
  border-radius: 999px;
  padding: 2px 7px;
}
.nav-item-dropdown:hover > .nav-dropdown,
.nav-item-dropdown.open > .nav-dropdown,
.nav-item-dropdown:focus-within > .nav-dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.mobile-submenu {
  width: 100%;
  text-align: center;
}
.mobile-submenu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text);
  padding: var(--space-2) var(--space-4);
  letter-spacing: -0.01em;
  cursor: pointer;
  background: none;
  border: none;
  width: 100%;
}
.mobile-submenu-toggle .nav-chevron {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-base);
}
.mobile-submenu.open .mobile-submenu-toggle .nav-chevron {
  transform: rotate(180deg);
}
.mobile-submenu-links {
  display: none;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-2) var(--space-4) var(--space-4);
}
.mobile-submenu.open .mobile-submenu-links {
  display: flex;
}
.mobile-submenu-group-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  text-align: left;
  margin-bottom: var(--space-1);
}
.mobile-submenu-group-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}
.mobile-submenu-links a {
  display: block;
  text-align: left;
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text);
  padding: var(--space-2) var(--space-3);
  border-radius: 10px;
  background: rgba(43, 158, 139, 0.06);
  letter-spacing: -0.01em;
}
.mobile-submenu-links a .dropdown-subtitle {
  display: block;
  font-size: var(--text-sm);
  font-weight: 400;
  color: var(--color-text-secondary);
  margin-top: 2px;
}
.mobile-submenu-links a .nav-badge-new {
  margin-left: 8px;
}
.mobile-submenu-links a:hover,
.mobile-submenu-links a.active {
  color: var(--color-primary);
}
.nav-mobile {
  display: none;
  align-items: center;
}
.hamburger {
  width: 20px;
  height: 16px;
  position: relative;
  cursor: pointer;
  padding: 12px;
  margin: -12px;
  box-sizing: content-box;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hamburger span {
  display: block;
  position: absolute;
  height: 2px;
  width: 20px;
  left: 50%;
  margin-left: -10px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all 0.3s ease;
}
.hamburger span:nth-child(1) { top: 50%; margin-top: -7px; }
.hamburger span:nth-child(2) { top: 50%; margin-top: -1px; }
.hamburger span:nth-child(3) { top: 50%; margin-top: 5px; }
.hamburger.active span:nth-child(1) {
  transform: rotate(45deg);
  top: 50%;
  margin-top: -1px;
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg);
  top: 50%;
  margin-top: -1px;
}
.mobile-menu {
  display: none;
  position: fixed;
  inset: var(--header-height) 0 0 0;
  background: var(--color-bg);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: var(--space-3);
  padding: var(--space-10) var(--space-6) var(--space-8);
  overflow-y: auto;
}
.mobile-menu.active {
  display: flex;
}
.mobile-menu a:not(.btn) {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text);
  padding: var(--space-2) var(--space-4);
  letter-spacing: -0.01em;
}
.mobile-menu a:not(.btn):hover,
.mobile-menu a:not(.btn):active {
  color: var(--color-primary-light);
}
.mobile-menu .btn {
  margin-top: var(--space-2);
  font-family: var(--font-heading);
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); box-shadow: 0 0 8px rgba(61, 212, 176, 0.6); }
  50% { opacity: 0.6; transform: scale(0.85); box-shadow: 0 0 4px rgba(61, 212, 176, 0.3); }
}
.breadcrumb-nav {
  padding: var(--space-4) 0;
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
}
.breadcrumb-nav ol {
  display: flex;
  list-style: none;
  gap: var(--space-2);
  padding: 0;
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.breadcrumb-nav li::after {
  content: '/';
  margin-left: var(--space-2);
  color: var(--color-border);
}
.breadcrumb-nav li:last-child::after {
  display: none;
}
.breadcrumb-nav a {
  color: var(--color-primary-light);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.breadcrumb-nav a:hover {
  color: var(--color-primary);
}
.breadcrumb-nav li[aria-current="page"] {
  color: var(--color-text);
}
.nav-link.active {
  color: var(--color-text);
}
.nav-link.active::after {
  width: 100%;
}
@media (max-width: 768px) {
.nav-desktop { display: none; }
.nav-mobile { display: flex; }
.breadcrumb-nav ol { flex-wrap: wrap; }
.nav-cta { display: none; }
}
.logo-wall {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-8) var(--space-10);
  opacity: 0.55;
  padding: var(--space-6) 0;
}
.logo-wall .logo-item {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text-muted);
  letter-spacing: -0.01em;
  transition: all var(--transition-fast);
}
.logo-wall .logo-item:hover {
  opacity: 1;
  color: var(--color-text-secondary);
}
@media (max-width: 768px) {
.logo-wall { gap: var(--space-4) var(--space-6); }
.logo-wall .logo-item { font-size: var(--text-sm); }
}
.btn-shimmer {
  position: relative;
  overflow: hidden;
}
.btn-shimmer::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.15), transparent);
  animation: btn-shimmer 3s infinite;
}
@keyframes btn-shimmer {
  0% { left: -100%; }
  100% { left: 200%; }
}
@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 20px rgba(43, 158, 139, 0.15); }
  50% { box-shadow: 0 0 40px rgba(43, 158, 139, 0.3); }
}
@keyframes bg-glow-shift {
  0% { opacity: 0.5; transform: scale(1); }
  100% { opacity: 1; transform: scale(1.1); }
}
.lang-switcher {
  position: relative;
  display: inline-flex;
  align-items: center;
}
.lang-switcher-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: #f0f4f3;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 8px;
  color: #1a2e28;
  font-family: var(--font-primary, 'Geist', sans-serif);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 200ms ease;
  box-shadow: 0 1px 2px rgba(0,0,0,0.04);
}
.lang-switcher-btn:hover,
.lang-switcher:focus-within .lang-switcher-btn {
  background: #ffffff;
  border-color: #2B9E8B;
  color: #2B9E8B;
  box-shadow: 0 4px 12px rgba(43, 158, 139, 0.12);
}
.lang-switcher-btn .globe-icon {
  width: 20px;
  height: 20px;
  opacity: 0.9;
  flex-shrink: 0;
}
.lang-switcher-btn .chevron-icon {
  width: 14px;
  height: 14px;
  opacity: 0.6;
  flex-shrink: 0;
  transition: transform 200ms ease;
}
.lang-switcher.open .chevron-icon {
  transform: rotate(180deg);
}
.lang-switcher-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 150px;
  background: #111816;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.5);
  display: none;
  z-index: 1001;
  overflow: hidden;
  padding: var(--space-1) 0;
}
.lang-switcher.open .lang-switcher-dropdown,
.lang-switcher:focus-within .lang-switcher-dropdown {
  display: block;
}
.lang-switcher-dropdown a {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  color: #d0d5d2;
  background: transparent;
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 400;
  transition: background 150ms ease, color 150ms ease;
}
.lang-switcher-dropdown a:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #3dd4b0;
}
.lang-switcher-dropdown a.active {
  color: #3dd4b0;
  font-weight: 600;
  background: rgba(43, 158, 139, 0.08);
}
.lang-switcher-dropdown a .lang-code {
  font-size: 0.7rem;
  color: #5a6e66;
  margin-left: auto;
}
.mobile-lang-switcher {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border, rgba(255,255,255,0.08));
}
.mobile-lang-switcher span {
  display: block;
  color: var(--color-text-muted);
  font-size: 0.75rem;
  margin-bottom: var(--space-2);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.mobile-lang-switcher a {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) 0;
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}
.mobile-lang-switcher a:hover {
  color: var(--color-primary-light, #3dd4b0);
}
.mobile-lang-switcher a.active {
  color: var(--color-primary-light, #3dd4b0);
  font-weight: 600;
}

/* vars referenced by ported chrome rules but missing in article.css */
:root {
  --transition-smooth: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ===== FOOTER OVERRIDE (ported from styles.css 2026-09-01: footer-links-col / footer .logo / social) — appended by fix_chrome_zh.py ===== */

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.logo img {
  height: 36px;
  width: auto;
  display: block;
}
.logo-text {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-text);
}
.logo-text span {
  color: var(--color-text-secondary);
  font-weight: 400;
}
.footer {
  background: rgba(255, 255, 255, 0.97);
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  padding: var(--space-16) 0 var(--space-8);
  /* Scoped overrides: dark text on white footer */
  --color-text: #1a2e28;
  --color-text-secondary: #4a5a52;
  --color-text-muted: #7a8a82;
  --color-border: rgba(0, 0, 0, 0.1);
  --color-bg-card: rgba(0, 0, 0, 0.04);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}
.footer-logo {
  display: inline-block;
  line-height: 0;
}
.footer-logo img {
  height: 36px;
  width: auto;
  opacity: 0.9;
  transition: opacity var(--transition-base);
}
.footer-logo:hover img {
  opacity: 1;
}
.footer-brand p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-4);
  max-width: 300px;
}
.footer-brand .social {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-6);
}
.footer-brand .social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  color: var(--color-text-secondary);
}
.footer-brand .social a:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
  transform: translateY(-2px);
}
.footer-col h4 {
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}
.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.footer-col a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}
.footer-col a:hover {
  color: var(--color-primary);
}
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
}
.footer-bottom p {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin: 0;
}
.footer-bottom .legal {
  display: flex;
  gap: var(--space-4);
}
.footer-bottom .legal a {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}
.footer-bottom .legal a:hover {
  color: var(--color-primary);
}
.blog-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
}
.article-footer {
  max-width: 720px;
  margin: var(--space-8) auto 0;
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}
@media (max-width: 1024px) {
.footer-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
.footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-6); }
.footer-brand { grid-column: 1 / -1; }
.footer-bottom { flex-direction: column; gap: var(--space-4); text-align: center; }
.social-proof-bar { grid-template-columns: 1fr 1fr; gap: var(--space-4); }
}
.logo-wall {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-8) var(--space-10);
  opacity: 0.55;
  padding: var(--space-6) 0;
}
.logo-wall .logo-item {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text-muted);
  letter-spacing: -0.01em;
  transition: all var(--transition-fast);
}
.logo-wall .logo-item:hover {
  opacity: 1;
  color: var(--color-text-secondary);
}
@media (max-width: 768px) {
.logo-wall { gap: var(--space-4) var(--space-6); }
.logo-wall .logo-item { font-size: var(--text-sm); }
.social-proof-bar { grid-template-columns: 1fr 1fr; gap: var(--space-3); padding: var(--space-6) 0; }
}
@media (max-width: 480px) {
.social-proof-bar { grid-template-columns: 1fr; gap: var(--space-2); padding: var(--space-4) 0; }
}
@media (max-width: 480px) {
.social-proof-bar { grid-template-columns: 1fr; gap: var(--space-1); }
.footer-grid { grid-template-columns: 1fr; }
}
.social-proof-bar {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: var(--space-6);
  padding: var(--space-8) 0;
}
@media (max-width: 768px) {
.social-proof-bar { grid-template-columns: 1fr 1fr; gap: var(--space-3); padding: var(--space-6) 0; }
}
@media (max-width: 480px) {
.social-proof-bar { grid-template-columns: 1fr; gap: var(--space-1); padding: var(--space-4) 0; }
}

/* ===== Tables: article-table / comparison-table / data-table / bare =====
   Ported from styles.css (.article-table) so article pages that only load
   article.css get proper cell separation; extends coverage to the other
   class names used across blog articles. */
.article-content table,
.article-table,
.comparison-table,
.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-6) 0;
  font-size: var(--text-sm);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  background: var(--color-bg-card);
}

.article-content thead th,
.article-table th,
.comparison-table th,
.data-table th {
  background: var(--color-bg-alt);
  padding: var(--space-3) var(--space-4);
  text-align: left;
  font-weight: 600;
  color: var(--color-text);
  border-bottom: 2px solid var(--color-primary);
  white-space: nowrap;
}

.article-content tbody td,
.article-table td,
.comparison-table td,
.data-table td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  vertical-align: top;
  line-height: 1.6;
}

.article-content tbody tr:nth-child(even),
.article-table tbody tr:nth-child(even),
.comparison-table tbody tr:nth-child(even),
.data-table tbody tr:nth-child(even) {
  background: rgba(255, 255, 255, 0.02);
}

.article-content tbody td:first-child,
.article-table tbody td:first-child,
.comparison-table tbody td:first-child,
.data-table tbody td:first-child {
  color: var(--color-text);
  font-weight: 500;
}

.article-content tbody tr:last-child td,
.article-table tr:last-child td,
.comparison-table tbody tr:last-child td,
.data-table tbody tr:last-child td {
  border-bottom: none;
}

@media (max-width: 768px) {
  .article-content table,
  .article-table,
  .comparison-table,
  .data-table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
}

/* ===== Related guides (internal linking block) ===== */
.related-guides{background:var(--color-bg-card);border:1px solid var(--color-border);border-left:3px solid var(--color-primary);border-radius:12px;padding:var(--space-5) var(--space-6);margin:var(--space-6) 0}
.related-guides h3{margin:0 0 var(--space-3);font-size:var(--text-base);color:var(--color-text);letter-spacing:.02em}
.related-guides ul{list-style:none;margin:0;padding:0}
.related-guides li{margin:7px 0;line-height:1.6}
.related-guides a{color:var(--color-primary);text-decoration:none;font-weight:500}
.related-guides a:hover{text-decoration:underline}