/* =========================================================================
   MHNTips — Design System & Component Styles
   Table of contents:
   1. Design tokens (custom properties)
   2. Reset & base
   3. Typography
   4. Layout utilities
   5. Buttons & form controls
   6. Header & navigation
   7. Mobile menu / search overlay
   8. Hero section
   9. Section headings & scroll reveal
   10. Editorial / article cards
   11. Trending topics (horizontal scroll)
   12. Category showcase (alternating blocks)
   13. Interactive feature section
   14. Editorial feature (magazine block)
   15. Most read
   16. Newsletter CTA
   17. About / brand section
   18. Footer
   19. Single article template
   20. Archive / search / 404
   21. Comments
   22. WordPress core / Gutenberg alignment
   23. Accessibility & motion
   24. Responsive breakpoints
   ========================================================================= */

/* -------------------------------------------------------------------------
   1. Design tokens
   ------------------------------------------------------------------------- */
:root{
  /* Color system — deep dark "premium tech publication" palette.
     Every variable name is unchanged from the previous light theme so
     every rule that references them repaints automatically. */
  --color-bg: #07080C;
  --color-bg-alt: #0C0E14;
  --color-surface: rgba(255,255,255,0.035);
  --color-surface-sunken: rgba(255,255,255,0.02);
  --color-ink: #F3F4F6;
  --color-ink-soft: #B7BAC4;
  --color-muted: #868A97;
  --color-muted-soft: #5C606C;
  --color-border: rgba(255,255,255,0.08);
  --color-border-strong: rgba(255,255,255,0.16);

  --color-accent: #5B7CFA;        /* refined electric indigo — new MHNTips signature */
  --color-accent-ink: #A9BBFF;
  --color-accent-soft: rgba(91,124,250,0.14);
  --color-accent-soft-ink: #C4D0FF;

  --color-info: #5B9DFA;
  --color-info-soft: rgba(91,157,250,0.14);
  --color-success: #3ED598;
  --color-success-soft: rgba(62,213,152,0.14);

  --color-inverse-bg: #F3F4F6;
  --color-inverse-ink: #0A0B0F;
  --color-inverse-muted: #4B4E57;
  --color-inverse-border: #E4E5E9;

  /* Section-specific ambient hues — read by .ambient-glow via data-glow. */
  --glow-default: var(--color-accent);
  --glow-tech: #3B82F6;
  --glow-ai: #8B5CF6;
  --glow-travel: #14B8A6;

  --dur-ambient: 28s;
  --dur-honeycomb: 40s;

  /* Typography */
  --font-sans: "Inter", "Inter Fallback", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-serif-display: "Fraunces", "Iowan Old Style", Georgia, serif;

  --fs-display: clamp(2.75rem, 2rem + 3.4vw, 5.25rem);
  --fs-h1: clamp(2.25rem, 1.8rem + 2vw, 3.75rem);
  --fs-h2: clamp(1.75rem, 1.5rem + 1.2vw, 2.75rem);
  --fs-h3: clamp(1.375rem, 1.2rem + 0.7vw, 1.875rem);
  --fs-h4: clamp(1.125rem, 1.05rem + 0.3vw, 1.375rem);
  --fs-body-lg: clamp(1.0625rem, 1rem + 0.25vw, 1.25rem);
  --fs-body: 1rem;
  --fs-small: 0.875rem;
  --fs-micro: 0.75rem;

  --lh-tight: 1.08;
  --lh-snug: 1.25;
  --lh-normal: 1.5;
  --lh-relaxed: 1.7;

  --ls-tight: -0.03em;
  --ls-normal: -0.01em;
  --ls-wide: 0.08em;

  /* Spacing scale */
  --space-3xs: 0.25rem;
  --space-2xs: 0.5rem;
  --space-xs: 0.75rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4.5rem;
  --space-3xl: 6.5rem;
  --space-4xl: 9rem;

  --section-pad-y: clamp(3.5rem, 3rem + 3vw, 7rem);
  --container-max: 1280px;
  --container-pad: clamp(1.25rem, 1rem + 2vw, 2.5rem);

  /* Radii */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;
  --radius-pill: 999px;

  /* Shadows — deep, diffuse dark shadows for depth; a soft accent glow
     is layered in separately (see --shadow-glow) for premium elements. */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-sm: 0 4px 20px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 16px 40px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 30px 80px rgba(0, 0, 0, 0.55);
  --shadow-header: 0 1px 0 rgba(255,255,255,0.05), 0 16px 40px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 0 1px rgba(91,124,250,0.25), 0 8px 30px rgba(91,124,250,0.18);

  /* Motion */
  --ease-standard: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --dur-fast: 160ms;
  --dur-base: 280ms;
  --dur-slow: 480ms;

  --header-h: 84px;
  --header-h-compact: 64px;
}

/* -------------------------------------------------------------------------
   2. Reset & base
   ------------------------------------------------------------------------- */
*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body{
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: var(--lh-normal);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, picture, video, canvas, svg{ display: block; max-width: 100%; height: auto; }
input, button, textarea, select{ font: inherit; color: inherit; }
button{ cursor: pointer; }
a{ color: inherit; text-decoration: none; }
ul, ol{ padding: 0; margin: 0; list-style: none; }
p{ margin: 0 0 1em; }
h1,h2,h3,h4,h5,h6{ margin: 0; font-weight: 600; letter-spacing: var(--ls-tight); line-height: var(--lh-tight); }
:focus-visible{ outline: 2px solid var(--color-accent); outline-offset: 3px; border-radius: 4px; }
::selection{ background: var(--color-accent-soft); color: var(--color-accent-ink); }
.skip-link{
  position: absolute; left: 1rem; top: -100px; z-index: 10000;
  background: var(--color-ink); color: var(--color-bg);
  padding: 0.75rem 1.25rem; border-radius: var(--radius-sm);
  transition: top var(--dur-base) var(--ease-standard);
}
.skip-link:focus{ top: 1rem; }
.screen-reader-text{
  position: absolute !important; width: 1px; height: 1px; overflow: hidden;
  clip: rect(1px,1px,1px,1px); white-space: nowrap; border: 0; padding: 0; margin: -1px;
}

/* -------------------------------------------------------------------------
   2b. Ambient background system — reusable on any section.
   Add class="ambient-glow" (soft moving color blobs) and/or
   class="honeycomb-layer" (subtle hex texture) plus data-glow="tech|ai|travel"
   (defaults to the accent hue) to any position:relative section.
   ------------------------------------------------------------------------- */
.ambient-glow{ position: absolute; inset: 0; z-index: 0; overflow: hidden; pointer-events: none; }
.ambient-glow::before,
.ambient-glow::after{
  content: ""; position: absolute;
  width: min(60vw, 900px); height: min(60vw, 900px);
  border-radius: 50%;
  filter: blur(70px);
  will-change: transform;
  animation: ambient-drift var(--dur-ambient) var(--ease-standard) infinite alternate;
}
.ambient-glow::before{
  top: -12%; left: -8%;
  background: radial-gradient(circle, var(--glow-color, var(--glow-default)) 0%, transparent 65%);
  opacity: 0.32;
}
.ambient-glow::after{
  bottom: -18%; right: -10%;
  background: radial-gradient(circle, var(--color-accent) 0%, transparent 65%);
  opacity: 0.2;
  animation-delay: calc(var(--dur-ambient) * -0.4);
}
[data-glow="tech"] .ambient-glow::before{ --glow-color: var(--glow-tech); }
[data-glow="ai"] .ambient-glow::before{ --glow-color: var(--glow-ai); }
[data-glow="travel"] .ambient-glow::before{ --glow-color: var(--glow-travel); }
@keyframes ambient-drift{
  0%{ transform: translate(0, 0) scale(1); }
  100%{ transform: translate(5%, 4%) scale(1.1); }
}

.honeycomb-layer{
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='31' height='54' viewBox='0 0 31 54'%3E%3Cpath d='M0 0L15.6 9L15.6 27L0 36L-15.6 27L-15.6 9Z M15.5 27L31.1 36L31.1 54L15.5 63L-0.1 54L-0.1 36Z' fill='none' stroke='rgba(255,255,255,0.5)' stroke-width='1'/%3E%3C/svg%3E");
  background-size: 31px 54px;
  opacity: 0.05;
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, #000 40%, transparent 95%);
  mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, #000 40%, transparent 95%);
  animation: honeycomb-drift var(--dur-honeycomb) linear infinite;
  will-change: background-position;
}
@keyframes honeycomb-drift{
  from{ background-position: 0 0; }
  to{ background-position: 31px 54px; }
}

/* -------------------------------------------------------------------------
   3. Typography
   ------------------------------------------------------------------------- */
.text-display{ font-size: var(--fs-display); line-height: var(--lh-tight); letter-spacing: var(--ls-tight); font-weight: 600; }
.text-h1{ font-size: var(--fs-h1); }
.text-h2{ font-size: var(--fs-h2); }
.text-h3{ font-size: var(--fs-h3); }
.text-h4{ font-size: var(--fs-h4); }
.text-lg{ font-size: var(--fs-body-lg); line-height: var(--lh-relaxed); color: var(--color-ink-soft); }
.text-muted{ color: var(--color-muted); }
.text-small{ font-size: var(--fs-small); }
.text-micro{ font-size: var(--fs-micro); letter-spacing: var(--ls-wide); text-transform: uppercase; }
.eyebrow{
  display: inline-flex; align-items: center; gap: 0.5em;
  font-size: var(--fs-micro); font-weight: 600; letter-spacing: var(--ls-wide);
  text-transform: uppercase; color: var(--color-accent-ink);
}
.eyebrow::before{
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: var(--color-accent); flex: none;
}
.highlight{
  background: linear-gradient(transparent 62%, var(--color-accent-soft) 62%);
  padding: 0 0.06em;
  border-radius: 2px;
}
.highlight-chip{
  background: var(--color-accent-soft);
  color: var(--color-accent-ink);
  padding: 0.05em 0.35em;
  border-radius: 0.3em;
}

/* -------------------------------------------------------------------------
   4. Layout utilities
   ------------------------------------------------------------------------- */
.container{
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}
.container-narrow{ max-width: 860px; }
.section{ padding-block: var(--section-pad-y); }
.section-tight{ padding-block: calc(var(--section-pad-y) * 0.6); }
.section-bleed{ overflow: hidden; }
.stack{ display: flex; flex-direction: column; }
.cluster{ display: flex; flex-wrap: wrap; align-items: center; }
.grid{ display: grid; gap: var(--space-lg); }
.section-head{
  display: flex; align-items: flex-end; justify-content: space-between; gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}
.section-head .section-head-copy{ max-width: 640px; }
.section-head h2{ margin-top: var(--space-sm); }
.divider{ height: 1px; background: var(--color-border); border: 0; margin: 0; }

/* -------------------------------------------------------------------------
   5. Buttons & form controls
   ------------------------------------------------------------------------- */
.btn{
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  font-weight: 600; font-size: var(--fs-small);
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  transition: transform var(--dur-fast) var(--ease-standard),
              background-color var(--dur-fast) var(--ease-standard),
              border-color var(--dur-fast) var(--ease-standard),
              box-shadow var(--dur-fast) var(--ease-standard),
              color var(--dur-fast) var(--ease-standard);
  white-space: nowrap;
}
.btn svg{ width: 1em; height: 1em; transition: transform var(--dur-base) var(--ease-standard); }
.btn:hover svg{ transform: translateX(3px); }
.btn-primary{ background: var(--color-ink); color: var(--color-bg); }
.btn-primary:hover{ background: var(--color-accent); box-shadow: var(--shadow-sm); transform: translateY(-1px); }
.btn-accent{ background: var(--color-accent); color: #fff; }
.btn-accent:hover{ background: var(--color-accent-ink); box-shadow: var(--shadow-sm); transform: translateY(-1px); }
.btn-outline{ background: transparent; color: var(--color-ink); border-color: var(--color-border-strong); }
.btn-outline:hover{ border-color: var(--color-ink); background: var(--color-surface); transform: translateY(-1px); }
.btn-ghost{ background: transparent; color: var(--color-ink); padding-inline: 0.25rem; border-radius: var(--radius-sm); }
.btn-ghost:hover{ color: var(--color-accent); }
.btn-lg{ padding: 1.05rem 1.9rem; font-size: var(--fs-body); }
.btn-sm{ padding: 0.6rem 1.1rem; font-size: var(--fs-micro); text-transform: uppercase; letter-spacing: var(--ls-wide); }
.btn-icon{
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 50%;
  border: 1px solid var(--color-border-strong); background: transparent;
  transition: background-color var(--dur-fast) var(--ease-standard), border-color var(--dur-fast) var(--ease-standard), transform var(--dur-fast) var(--ease-standard);
}
.btn-icon:hover{ background: var(--color-ink); color: var(--color-bg); border-color: var(--color-ink); transform: translateY(-1px); }
.btn-icon svg{ width: 18px; height: 18px; }

.field{
  display: flex; align-items: center; gap: var(--space-2xs);
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-pill);
  padding: 0.4rem 0.4rem 0.4rem 1.4rem;
}
.field input[type="email"], .field input[type="search"], .field input[type="text"]{
  border: 0; background: transparent; flex: 1; min-width: 0;
  font-size: var(--fs-body); padding-block: 0.6rem;
}
.field input::placeholder{ color: var(--color-muted-soft); }
.field input:focus{ outline: none; }
.field:focus-within{ border-color: var(--color-ink); }

/* -------------------------------------------------------------------------
   6. Header & navigation
   Floating rounded-pill navbar (islanded from viewport edges, transparent
   until scroll, then a solid blurred card) — same treatment as hercules.app.
   ------------------------------------------------------------------------- */
:root{
  --header-float-gap: 0.75rem;
}
body{ padding-top: calc(var(--header-h-compact) + var(--header-float-gap) + 1rem); }

.site-header{
  position: fixed;
  top: var(--header-float-gap);
  left: var(--header-float-gap);
  right: var(--header-float-gap);
  z-index: 1000;
  height: var(--header-h-compact);
  display: flex; align-items: center;
  transition: background-color var(--dur-base) var(--ease-standard),
              border-color var(--dur-base) var(--ease-standard),
              box-shadow var(--dur-base) var(--ease-standard),
              backdrop-filter var(--dur-base) var(--ease-standard);
}
.site-header .container{
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-lg);
  width: 100%; max-width: var(--container-max); margin-inline: auto;
  height: 100%;
  padding-inline: var(--space-md);
  border-radius: var(--radius-xl);
  background: rgba(10,11,15,0.35);
  -webkit-backdrop-filter: saturate(160%) blur(10px);
  backdrop-filter: saturate(160%) blur(10px);
  border: 1px solid var(--color-border);
  transition: background-color var(--dur-base) var(--ease-standard),
              border-color var(--dur-base) var(--ease-standard),
              box-shadow var(--dur-base) var(--ease-standard),
              backdrop-filter var(--dur-base) var(--ease-standard);
}
.site-header.is-scrolled .container{
  background: rgba(10,11,15,0.78);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  backdrop-filter: saturate(180%) blur(16px);
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-header);
}
.site-branding{ display: flex; align-items: center; gap: 0.6rem; }
.site-logo{ display: flex; align-items: center; gap: 0.55rem; font-weight: 700; font-size: 1.15rem; letter-spacing: var(--ls-tight); color: var(--color-ink); }
.site-logo .mark{
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 10px;
  background: var(--color-ink); color: var(--color-bg);
  font-size: 0.95rem; font-weight: 700;
}
.site-logo img{ max-height: 36px; width: auto; }

.primary-nav{ display: none; }
.primary-nav ul{ display: flex; align-items: center; gap: 0.15rem; }
.primary-nav li{ position: relative; }
.primary-nav a{
  display: inline-flex; align-items: center; gap: 0.3rem;
  height: 1.75rem;
  padding: 0 0.7rem; border-radius: var(--radius-md);
  font-size: 0.8rem; font-weight: 500; color: var(--color-ink-soft);
  transition: background-color var(--dur-fast) var(--ease-standard), color var(--dur-fast) var(--ease-standard);
}
.primary-nav a:hover, .primary-nav .current-menu-item > a, .primary-nav .current-menu-ancestor > a{ background: var(--color-accent-soft); color: var(--color-accent-ink); }
.primary-nav .caret{ transition: transform var(--dur-fast) var(--ease-standard); flex: none; }

/* Dropdown panel for items with children */
.primary-nav .sub-menu{
  position: absolute; top: 100%; left: 0; margin-top: 0.5rem;
  min-width: 200px;
  display: flex; flex-direction: column; gap: 0.1rem;
  padding: 0.4rem;
  background: rgba(12,14,20,0.85);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  backdrop-filter: blur(16px) saturate(140%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-header);
  opacity: 0; visibility: hidden; pointer-events: none;
  transform: translateY(4px);
  transition: opacity var(--dur-fast) var(--ease-standard),
              transform var(--dur-fast) var(--ease-standard),
              visibility var(--dur-fast) var(--ease-standard);
  z-index: 10;
}
/* Invisible bridge over the gap above the panel so the cursor moving from
   the nav link down into the dropdown never leaves the hoverable area. */
.primary-nav .sub-menu::before{
  content: ""; position: absolute; left: 0; right: 0; top: -0.5rem; height: 0.5rem;
}
.primary-nav .sub-menu a{ width: 100%; height: auto; padding: 0.55rem 0.7rem; font-size: 0.85rem; }
.primary-nav li.menu-item-has-children:hover > .sub-menu,
.primary-nav li.menu-item-has-children:focus-within > .sub-menu,
.primary-nav li.menu-item-has-children.is-open > .sub-menu{
  opacity: 1; visibility: visible; pointer-events: auto; transform: translateY(0);
}
.primary-nav li.menu-item-has-children:hover > a .caret,
.primary-nav li.menu-item-has-children:focus-within > a .caret,
.primary-nav li.menu-item-has-children.is-open > a .caret{ transform: rotate(180deg); }

.header-actions{ display: flex; align-items: center; gap: 0.5rem; }
.header-actions .btn-accent{
  display: none;
  height: 1.75rem; padding: 0 0.85rem; font-size: 0.8rem;
}
.header-actions .btn-icon{ width: 36px; height: 36px; }

.menu-toggle{
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: 50%;
  border: 1px solid var(--color-border-strong); background: transparent;
}
.menu-toggle span{ position: relative; width: 18px; height: 12px; }
.menu-toggle span::before, .menu-toggle span::after{
  content: ""; position: absolute; left: 0; width: 100%; height: 1.5px; background: currentColor;
  transition: transform var(--dur-base) var(--ease-standard), top var(--dur-base) var(--ease-standard);
}
.menu-toggle span::before{ top: 0; }
.menu-toggle span::after{ top: 10px; }
.menu-toggle[aria-expanded="true"] span::before{ top: 5px; transform: rotate(45deg); }
.menu-toggle[aria-expanded="true"] span::after{ top: 5px; transform: rotate(-45deg); }

/* -------------------------------------------------------------------------
   7. Mobile menu / search overlay
   ------------------------------------------------------------------------- */
.mobile-panel{
  position: fixed; inset: 0; z-index: 1200;
  visibility: hidden; opacity: 0;
  transition: opacity var(--dur-base) var(--ease-standard), visibility var(--dur-base) var(--ease-standard);
}
.mobile-panel.is-open{ visibility: visible; opacity: 1; }
.mobile-panel-backdrop{ position: absolute; inset: 0; background: rgba(23,23,26,0.4); }
.mobile-panel-sheet{
  position: absolute; top: 0; right: 0; height: 100%; width: min(88vw, 380px);
  background: var(--color-bg); box-shadow: var(--shadow-lg);
  padding: var(--space-lg) var(--space-md);
  transform: translateX(100%);
  transition: transform var(--dur-slow) var(--ease-out);
  display: flex; flex-direction: column; overflow-y: auto;
}
.mobile-panel.is-open .mobile-panel-sheet{ transform: translateX(0); }
.mobile-panel-head{ display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space-lg); }
.mobile-nav ul{ display: flex; flex-direction: column; }
.mobile-nav a{
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 0.25rem; font-size: 1.15rem; font-weight: 600;
  border-bottom: 1px solid var(--color-border);
}
.mobile-nav li.menu-item-has-children{ display: flex; flex-wrap: wrap; }
.mobile-nav li.menu-item-has-children > a{ flex: 1; border-bottom: 0; }
.mobile-nav .submenu-toggle{
  flex: none; width: 44px; height: 44px; margin-left: -8px;
  display: inline-flex; align-items: center; justify-content: center;
  border-bottom: 1px solid var(--color-border);
  background: transparent; color: var(--color-ink-soft);
}
.mobile-nav .submenu-toggle svg{ transition: transform var(--dur-fast) var(--ease-standard); }
.mobile-nav li.menu-item-has-children:not(:last-child) > a,
.mobile-nav li.menu-item-has-children:not(:last-child) > .submenu-toggle{ border-bottom: 1px solid var(--color-border); }
.mobile-nav .sub-menu{
  flex-basis: 100%; width: 100%; overflow: hidden;
  max-height: 0; padding-left: 1rem;
  transition: max-height var(--dur-base) var(--ease-standard);
}
.mobile-nav li.menu-item-has-children.is-open > .sub-menu{ max-height: 600px; }
.mobile-nav .sub-menu a{ font-size: 1rem; font-weight: 500; padding-block: 0.85rem; }
.mobile-nav li.menu-item-has-children.is-open > .submenu-toggle svg{ transform: rotate(180deg); }
.mobile-panel-foot{ margin-top: auto; padding-top: var(--space-lg); display: flex; gap: 0.75rem; }

.search-overlay{
  position: fixed; inset: 0; z-index: 1300;
  background: rgba(23,23,26,0.55);
  display: flex; align-items: flex-start; justify-content: center;
  padding: 10vh 1.5rem 2rem;
  visibility: hidden; opacity: 0;
  transition: opacity var(--dur-base) var(--ease-standard), visibility var(--dur-base) var(--ease-standard);
}
.search-overlay.is-open{ visibility: visible; opacity: 1; }
.search-overlay-panel{
  width: 100%; max-width: 640px;
  background: rgba(12,14,20,0.9);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  backdrop-filter: blur(20px) saturate(140%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-lg);
  padding: var(--space-md); transform: translateY(-12px);
  transition: transform var(--dur-slow) var(--ease-out);
}
.search-overlay.is-open .search-overlay-panel{ transform: translateY(0); }
.search-overlay-close{ position: absolute; top: 1.25rem; right: 1.25rem; }
#mhn-live-results{ margin-top: var(--space-sm); max-height: 50vh; overflow-y: auto; }
.live-result{
  display: flex; gap: 0.75rem; align-items: center; padding: 0.6rem 0.4rem;
  border-radius: var(--radius-sm);
}
.live-result:hover{ background: var(--color-surface-sunken); }
.live-result img{ width: 52px; height: 52px; border-radius: 8px; object-fit: cover; flex: none; }
.live-result .rt{ color: var(--color-muted); }

/* -------------------------------------------------------------------------
   8. Hero section
   ------------------------------------------------------------------------- */
.hero{ position: relative; padding-top: clamp(2.5rem, 2rem + 2vw, 4.5rem); padding-bottom: clamp(3rem, 2rem + 4vw, 6rem); overflow: hidden; }
.hero-bg-grid{
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background-image: radial-gradient(circle, var(--color-border) 1px, transparent 1px);
  background-size: 28px 28px;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 20%, #000 40%, transparent 90%);
  mask-image: radial-gradient(ellipse 70% 60% at 50% 20%, #000 40%, transparent 90%);
  opacity: 0.6;
}
.hero-inner{ position: relative; z-index: 1; text-align: center; max-width: 880px; margin-inline: auto; }
.hero-eyebrow{ display: inline-flex; margin-bottom: var(--space-md); }
.hero-title{ font-size: var(--fs-display); }
.hero-title .accent-word{ color: var(--color-accent); }
.hero-sub{ margin-top: var(--space-md); font-size: var(--fs-body-lg); color: var(--color-muted); max-width: 640px; margin-inline: auto; }
.hero-ctas{ margin-top: var(--space-lg); display: flex; justify-content: center; gap: 0.75rem; flex-wrap: wrap; }
.hero-trust{ margin-top: var(--space-xl); display: flex; align-items: center; justify-content: center; gap: var(--space-2xs); color: var(--color-muted); font-size: var(--fs-small); }

/* Hero showcase — horizontal-scroll carousel of real recent articles
   (reuses the .hscroll/.hscroll-wrap/.hscroll-nav pattern from Topics). */
.hero-showcase{ position: relative; z-index: 1; margin-top: var(--space-2xl); text-align: left; }
.hero-showcase-head{ display: flex; align-items: center; justify-content: space-between; gap: var(--space-md); margin-bottom: var(--space-md); }
.hero-showcase-head h2{ font-size: var(--fs-h4); }
.hero-showcase .hscroll{ padding-bottom: var(--space-xs); }
.hero-showcase .hscroll .card{
  scroll-snap-align: start; flex: none;
  width: clamp(220px, 24vw, 280px);
}
.hero-showcase .hscroll .card-media{ aspect-ratio: 4/3; }
.hero-showcase-dots{ display: flex; justify-content: center; gap: 0.4rem; margin-top: var(--space-md); }
.hero-showcase-dots button{
  width: 8px; height: 8px; border-radius: 50%; padding: 0; border: 0;
  background: var(--color-border-strong);
  transition: background-color var(--dur-fast) var(--ease-standard), width var(--dur-fast) var(--ease-standard);
}
.hero-showcase-dots button.is-active{ background: var(--color-accent); width: 20px; border-radius: var(--radius-pill); }
.hero-showcase-foot{ display: flex; justify-content: center; margin-top: var(--space-lg); }

/* -------------------------------------------------------------------------
   9. Section headings & scroll reveal
   ------------------------------------------------------------------------- */
[data-reveal]{
  opacity: 0; transform: translateY(28px); filter: blur(6px);
  transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out), filter var(--dur-slow) var(--ease-out);
}
[data-reveal].is-visible{ opacity: 1; transform: translateY(0); filter: blur(0); }
[data-reveal-group] [data-reveal]:nth-child(1){ transition-delay: 0ms; }
[data-reveal-group] [data-reveal]:nth-child(2){ transition-delay: 80ms; }
[data-reveal-group] [data-reveal]:nth-child(3){ transition-delay: 160ms; }
[data-reveal-group] [data-reveal]:nth-child(4){ transition-delay: 240ms; }
[data-reveal-group] [data-reveal]:nth-child(5){ transition-delay: 320ms; }
[data-reveal-group] [data-reveal]:nth-child(6){ transition-delay: 400ms; }

/* -------------------------------------------------------------------------
   10. Editorial / article cards
   ------------------------------------------------------------------------- */
.article-grid{ display: grid; grid-template-columns: 1fr; gap: var(--space-lg); }
.card{
  position: relative; isolation: isolate;
  display: flex; flex-direction: column;
  background: var(--color-surface);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.06);
  overflow: hidden;
  transition: transform var(--dur-base) var(--ease-standard), border-color var(--dur-base) var(--ease-standard), box-shadow var(--dur-base) var(--ease-standard);
}
/* Animated gradient border ring — only animates while hovered/focused, so
   idle cards cost zero animation work. */
.card::before{
  content: ""; position: absolute; inset: 0; z-index: 2; padding: 1px;
  border-radius: inherit; pointer-events: none;
  background: conic-gradient(from var(--angle, 0deg), var(--color-accent), var(--glow-ai), var(--glow-travel), var(--color-accent));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: 0; transition: opacity var(--dur-fast) var(--ease-standard);
  animation: card-border-spin 3s linear infinite; animation-play-state: paused;
}
/* Cursor-follow highlight, position set via --mx/--my by initMouseGlow(). */
.card::after{
  content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background: radial-gradient(220px circle at var(--mx, 50%) var(--my, 50%), rgba(255,255,255,0.07), transparent 70%);
  opacity: 0; transition: opacity var(--dur-fast) var(--ease-standard);
}
.card:hover, .card:focus-within{
  transform: translateY(-6px) perspective(900px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg));
  border-color: var(--color-border-strong); box-shadow: var(--shadow-md);
}
.card:hover::before, .card:focus-within::before{ opacity: 1; animation-play-state: running; }
.card:hover::after, .card:focus-within::after{ opacity: 1; }
@keyframes card-border-spin{ to{ --angle: 360deg; } }
@property --angle{ syntax: '<angle>'; initial-value: 0deg; inherits: false; }
.card-media{ position: relative; z-index: 1; overflow: hidden; aspect-ratio: 16/10; background: var(--color-surface-sunken); }
.card-media img{ width: 100%; height: 100%; object-fit: contain; transition: transform var(--dur-slow) var(--ease-out); }
/* No image scale-on-hover: with object-fit: contain, scaling the <img>
   inside an overflow:hidden box would clip its edges — the card lift,
   border-glow ring and cursor highlight already carry the hover feedback
   without ever cropping the image itself. */
.card-body{
  position: relative; z-index: 3; padding: var(--space-md);
  display: flex; flex-direction: column; justify-content: center;
  min-height: 6.5rem; flex: 1;
}
.card-title{
  font-size: 1.2rem; line-height: var(--lh-snug);
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.card-title a::after{ content: ""; position: absolute; inset: 0; }
.card-title a{ position: relative; }

/* -------------------------------------------------------------------------
   11. Trending topics (horizontal scroll)
   ------------------------------------------------------------------------- */
.hscroll-wrap{ position: relative; }
.hscroll{
  display: flex; gap: var(--space-sm); overflow-x: auto; scroll-snap-type: x proximity;
  padding-bottom: var(--space-sm); scrollbar-width: none; -ms-overflow-style: none;
  cursor: grab;
}
.hscroll::-webkit-scrollbar{ display: none; }
.hscroll.is-dragging{ cursor: grabbing; scroll-snap-type: none; }
.topic-chip{
  scroll-snap-align: start; flex: none;
  display: flex; flex-direction: column; justify-content: space-between; gap: 1.5rem;
  width: clamp(190px, 20vw, 240px); min-height: 150px;
  padding: var(--space-md); border-radius: var(--radius-lg);
  border: 1px solid var(--color-border); background: var(--color-surface);
  transition: transform var(--dur-base) var(--ease-standard), background-color var(--dur-base) var(--ease-standard), border-color var(--dur-base) var(--ease-standard);
}
.topic-chip:hover{ transform: translateY(-4px); background: var(--color-ink); border-color: var(--color-ink); color: var(--color-bg); }
.topic-chip:hover .topic-count{ color: var(--color-inverse-muted); }
.topic-chip .topic-icon{ width: 34px; height: 34px; }
.topic-chip .topic-name{ font-size: 1.1rem; font-weight: 600; }
.topic-count{ font-size: var(--fs-small); color: var(--color-muted); }
.hscroll-nav{ display: none; align-items: center; gap: 0.5rem; margin-top: var(--space-sm); }

/* -------------------------------------------------------------------------
   12. Category showcase (alternating blocks)
   ------------------------------------------------------------------------- */
.showcase-block{ display: grid; gap: var(--space-lg); grid-template-columns: 1fr; align-items: center; }
.showcase-block + .showcase-block{ margin-top: var(--space-3xl); }
.showcase-copy .btn{ margin-top: var(--space-md); }
.showcase-block.is-reverse .showcase-spotlight{ order: -1; }

/* Per-category featured spotlight — one glass card visible at a time,
   rotating via a slow cross-fade. Reuses the shared .card component
   entirely (glass, border-glow, tilt, contain'd image) — the slider only
   owns positioning/stacking and the autoplay/nav mechanics. */
.showcase-spotlight{
  position: relative; isolation: isolate; overflow: hidden;
  display: flex; flex-direction: column;
  border-radius: var(--radius-xl); padding: var(--space-sm);
}
/* The track owns the fixed height (so it's stable regardless of which
   slide is active); slides stack absolutely within it, sidestepping any
   layout jump between posts with different title lengths. */
.spotlight-track{ position: relative; z-index: 1; min-height: clamp(360px, 38vw, 480px); }
.spotlight-slide{
  position: absolute; inset: 0;
  opacity: 0; transform: scale(0.97); pointer-events: none;
  transition: opacity var(--dur-slow) var(--ease-standard), transform var(--dur-slow) var(--ease-standard);
}
.spotlight-slide.is-active{ opacity: 1; transform: scale(1); pointer-events: auto; }
.spotlight-slide .card{ height: 100%; }
.spotlight-controls{
  position: relative; z-index: 1;
  display: flex; align-items: center; justify-content: center; gap: 0.75rem;
  margin-top: var(--space-md);
}
.spotlight-dots{ display: flex; align-items: center; gap: 0.4rem; }
.spotlight-dots button{
  width: 8px; height: 8px; border-radius: 50%; padding: 0; border: 0;
  background: var(--color-border-strong);
  transition: background-color var(--dur-fast) var(--ease-standard), width var(--dur-fast) var(--ease-standard);
}
.spotlight-dots button.is-active{ background: var(--color-accent); width: 22px; border-radius: var(--radius-pill); }

/* -------------------------------------------------------------------------
   13. Interactive feature section
   ------------------------------------------------------------------------- */
.feature-panel{
  background: var(--color-bg-alt); color: var(--color-ink);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl); padding: var(--space-2xl) var(--container-pad);
  position: relative; overflow: hidden;
}
.feature-panel .section-head h2, .feature-panel .eyebrow{ color: var(--color-ink); }
.feature-panel .eyebrow::before{ background: var(--color-accent); }
.feature-panel .text-lg{ color: var(--color-muted); }
.feature-grid{ position: relative; z-index: 1; display: grid; gap: var(--space-sm); grid-template-columns: 1fr; margin-top: var(--space-xl); }
.feature-item{
  display: flex; align-items: flex-start; gap: 1rem;
  background: rgba(255,255,255,0.04); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: var(--space-md);
  transform: translateY(18px); opacity: 0;
  transition: transform var(--dur-slow) var(--ease-out), opacity var(--dur-slow) var(--ease-out), background-color var(--dur-fast), border-color var(--dur-fast);
}
.feature-item.is-visible{ transform: translateY(0); opacity: 1; }
.feature-item:hover{ background: rgba(255,255,255,0.08); border-color: var(--color-border-strong); }
.feature-item .num{ font-size: var(--fs-h4); font-weight: 700; color: var(--color-accent); flex: none; width: 2.2ch; }
.feature-item h3{ font-size: 1.05rem; color: var(--color-ink); }
.feature-item p{ margin: 0.35rem 0 0; color: var(--color-muted); font-size: var(--fs-small); }

/* -------------------------------------------------------------------------
   14. Editorial feature (magazine block)
   ------------------------------------------------------------------------- */
.editorial-feature{
  display: grid; grid-template-columns: 1fr; gap: var(--space-lg);
  border: 1px solid var(--color-border); border-radius: var(--radius-xl);
  overflow: hidden; background: var(--color-surface);
  backdrop-filter: blur(16px) saturate(140%); -webkit-backdrop-filter: blur(16px) saturate(140%);
  transition: border-color var(--dur-base) var(--ease-standard), box-shadow var(--dur-base) var(--ease-standard), transform var(--dur-base) var(--ease-standard);
}
.editorial-feature:hover{ border-color: var(--color-border-strong); box-shadow: var(--shadow-md); transform: translateY(-4px); }
.editorial-feature .ed-media{ aspect-ratio: 4/3; overflow: hidden; background: var(--color-surface-sunken); }
.editorial-feature .ed-media img{ width: 100%; height: 100%; object-fit: contain; }
/* No image scale-on-hover — with object-fit: contain, scaling the <img>
   inside an overflow:hidden box would clip its edges. The card lift and
   border/shadow above already carry the hover feedback. */
.ed-content{ padding: var(--space-lg); display: flex; flex-direction: column; justify-content: center; }
.ed-content h2{ margin-top: var(--space-sm); }
.ed-content .text-lg{ margin-top: var(--space-sm); }
.ed-byline{ display: flex; align-items: center; gap: 0.6rem; margin-top: var(--space-lg); font-size: var(--fs-small); }
.ed-byline img{ width: 38px; height: 38px; border-radius: 50%; object-fit: cover; }
.ed-content .btn{ margin-top: var(--space-lg); align-self: flex-start; }

/* -------------------------------------------------------------------------
   15. Most read
   ------------------------------------------------------------------------- */
.most-read-list{ display: flex; flex-direction: column; }
.most-read-item{
  display: grid; grid-template-columns: auto auto 1fr auto; align-items: center; gap: var(--space-md);
  padding: var(--space-md) 0.25rem; border-bottom: 1px solid var(--color-border);
  transition: background-color var(--dur-fast) var(--ease-standard);
  position: relative;
}
.most-read-item:hover{ background: var(--color-surface-sunken); }
.most-read-item .rank{ font-size: var(--fs-h3); font-weight: 700; color: var(--color-border-strong); font-variant-numeric: tabular-nums; width: 2ch; }
.most-read-item .thumb{ width: 84px; height: 64px; border-radius: var(--radius-sm); overflow: hidden; background: var(--color-surface-sunken); }
.most-read-item .thumb img{ width: 100%; height: 100%; object-fit: contain; }
.most-read-item .mr-title{ font-size: 1.05rem; font-weight: 600; }
.most-read-item .mr-meta{ display: flex; gap: 0.6rem; margin-top: 0.25rem; color: var(--color-muted); font-size: var(--fs-micro); text-transform: uppercase; letter-spacing: var(--ls-wide); }
.most-read-item .mr-arrow{ color: var(--color-muted-soft); }
.most-read-item a.stretched{ position: absolute; inset: 0; }

/* -------------------------------------------------------------------------
   16. Newsletter CTA
   ------------------------------------------------------------------------- */
.newsletter{
  position: relative; overflow: hidden;
  background: var(--color-bg-alt); color: var(--color-ink);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl); padding: var(--space-2xl) var(--container-pad);
  text-align: center;
}
/* Deep black + the strongest ambient glow on the site, per the brief's
   newsletter section spec — reuses the shared ambient-glow gradients at
   higher opacity rather than a bespoke gradient. */
.newsletter-deco{ position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(circle at 18% 20%, var(--color-accent) 0%, transparent 45%),
              radial-gradient(circle at 85% 85%, var(--glow-ai) 0%, transparent 50%);
  opacity: 0.4; filter: blur(50px);
}
.newsletter-inner{ position: relative; z-index: 1; max-width: 620px; margin-inline: auto; }
.newsletter h2{ color: var(--color-ink); }
.newsletter p{ color: var(--color-muted); margin-top: var(--space-sm); }
.newsletter-form{ margin-top: var(--space-lg); }
.newsletter-form .field{ background: rgba(255,255,255,0.06); border-color: var(--color-border); }
.newsletter-form .field input{ color: var(--color-ink); }
.newsletter-form .field input::placeholder{ color: var(--color-muted); }
.newsletter-note{ margin-top: var(--space-sm); font-size: var(--fs-micro); color: var(--color-muted); }
.newsletter-success{ display:none; color: #8FE0AE; font-weight: 600; margin-top: var(--space-sm); }

/* -------------------------------------------------------------------------
   17. About / brand section
   ------------------------------------------------------------------------- */
.about-section{ display: grid; gap: var(--space-xl); grid-template-columns: 1fr; align-items: start; }
.about-stats{ display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-md); margin-top: var(--space-lg); }
.about-stat b{ display: block; font-size: var(--fs-h3); color: var(--color-accent-ink); }
.about-stat span{ color: var(--color-muted); font-size: var(--fs-small); }

/* -------------------------------------------------------------------------
   18. Footer
   ------------------------------------------------------------------------- */
.site-footer{ background: var(--color-surface-sunken); border-top: 1px solid var(--color-border); margin-top: var(--space-2xl); }
.footer-top{ padding-block: var(--space-2xl); display: grid; gap: var(--space-xl); grid-template-columns: 1fr; }
.footer-brand .site-logo{ margin-bottom: 0.75rem; }
.footer-brand p{ color: var(--color-muted); max-width: 280px; }
.footer-social{ display: flex; gap: 0.5rem; margin-top: var(--space-md); }
.footer-col h4{ font-size: var(--fs-small); text-transform: uppercase; letter-spacing: var(--ls-wide); color: var(--color-muted); margin-bottom: var(--space-sm); }
.footer-col ul{ display: flex; flex-direction: column; gap: 0.6rem; }
.footer-col a{ color: var(--color-ink-soft); transition: color var(--dur-fast); }
.footer-col a:hover{ color: var(--color-accent); }
.footer-bottom{
  border-top: 1px solid var(--color-border); padding-block: var(--space-md);
  display: flex; flex-wrap: wrap; gap: var(--space-sm); align-items: center; justify-content: space-between;
  color: var(--color-muted); font-size: var(--fs-small);
}
.footer-bottom a{ color: var(--color-muted); }
.footer-bottom a:hover{ color: var(--color-ink); }
.back-to-top{
  display: inline-flex; align-items: center; gap: 0.4rem;
  transition: transform var(--dur-fast) var(--ease-standard);
}
.back-to-top:hover{ transform: translateY(-3px); }

/* -------------------------------------------------------------------------
   19. Single article template
   ------------------------------------------------------------------------- */
.article-header{ position: relative; overflow: hidden; padding-top: var(--space-xl); padding-bottom: var(--space-lg); }
.article-header .container{ position: relative; z-index: 1; max-width: 860px; }
/* Calmer ambiance on article pages — reading focus comes first. */
.article-header .ambient-glow::before, .article-header .ambient-glow::after{ opacity: 0.14; }
.article-title{ font-size: var(--fs-h1); margin-top: var(--space-sm); }
.article-excerpt{ font-size: var(--fs-body-lg); color: var(--color-muted); margin-top: var(--space-md); }
.article-meta-row{
  display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-md);
  margin-top: var(--space-lg); padding-top: var(--space-md); border-top: 1px solid var(--color-border);
}
.article-author{ display: flex; align-items: center; gap: 0.6rem; }
.article-author img{ width: 42px; height: 42px; border-radius: 50%; object-fit: cover; }
.article-author .name{ font-weight: 600; font-size: var(--fs-small); }
.article-author .role{ font-size: var(--fs-micro); color: var(--color-muted); }
.article-meta-sep{ color: var(--color-border-strong); }
.article-featured-media{ margin-top: var(--space-lg); border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 16/9; background: var(--color-surface-sunken); border: 1px solid var(--color-border); }
.article-featured-media img{ width: 100%; height: 100%; object-fit: contain; }

.article-layout{ display: grid; grid-template-columns: 1fr; gap: var(--space-xl); padding-block: var(--space-xl); }
.article-body{ max-width: 720px; margin-inline: auto; width: 100%; }
.article-content{ font-size: var(--fs-body-lg); line-height: var(--lh-relaxed); color: var(--color-ink-soft); }
.article-content > *{ max-width: 720px; margin-inline: auto; }
.article-content h2{ font-size: var(--fs-h3); margin-top: var(--space-xl); margin-bottom: var(--space-sm); scroll-margin-top: 110px; }
.article-content h3{ font-size: var(--fs-h4); margin-top: var(--space-lg); margin-bottom: 0.6rem; scroll-margin-top: 110px; }
.article-content p{ margin-bottom: 1.4em; }
.article-content ul, .article-content ol{ margin: 0 0 1.4em; padding-left: 1.4em; list-style: revert; }
.article-content blockquote{
  border-left: 3px solid var(--color-accent); padding-left: var(--space-md);
  font-style: italic; font-size: var(--fs-h4); color: var(--color-ink); margin: var(--space-lg) 0;
}
.article-content img, .article-content figure{ max-width: 100%; border-radius: var(--radius-md); margin-block: var(--space-md); }
.article-content figure.alignwide, .article-content .alignwide{ max-width: 960px; }
.article-content figure.alignfull, .article-content .alignfull{ max-width: 100vw; }
.article-content pre{ background: var(--color-bg-alt); color: var(--color-ink); border: 1px solid var(--color-border); padding: var(--space-md); border-radius: var(--radius-md); overflow-x: auto; font-size: 0.9em; }
.article-content code{ background: var(--color-surface-sunken); padding: 0.15em 0.4em; border-radius: 4px; font-size: 0.9em; }
.article-content pre code{ background: none; padding: 0; }
.article-content a{ text-decoration: underline; text-decoration-color: var(--color-border-strong); text-underline-offset: 3px; }
.article-content a:hover{ text-decoration-color: var(--color-accent); }
.article-content table{ width: 100%; border-collapse: collapse; margin-block: var(--space-md); }
.article-content th, .article-content td{ border: 1px solid var(--color-border); padding: 0.6em 0.8em; text-align: left; }

.toc-box{
  background: var(--color-surface); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: var(--space-md); margin-bottom: var(--space-lg);
  max-width: 720px; margin-inline: auto;
}
.toc-box summary{ cursor: pointer; font-weight: 600; display: flex; align-items: center; justify-content: space-between; }
.toc-box ol{ counter-reset: toc; margin-top: var(--space-sm); display: flex; flex-direction: column; gap: 0.5rem; padding-left: 0; list-style: none; }
.toc-box li a{
  display: flex; gap: 0.6rem; color: var(--color-ink-soft); font-size: var(--fs-small);
  padding: 0.3rem 0.4rem; border-radius: 6px; transition: color var(--dur-fast), background-color var(--dur-fast);
}
.toc-box li a:hover, .toc-box li a.is-active{ color: var(--color-accent-ink); background: var(--color-accent-soft); }
.toc-box li a::before{ counter-increment: toc; content: counter(toc) "."; color: var(--color-muted-soft); font-variant-numeric: tabular-nums; }

.share-bar{ display: flex; align-items: center; gap: 0.6rem; max-width: 720px; margin: var(--space-lg) auto 0; padding-top: var(--space-md); border-top: 1px solid var(--color-border); }
.share-bar span{ font-size: var(--fs-small); color: var(--color-muted); margin-right: 0.4rem; }

.author-box{
  max-width: 720px; margin: var(--space-2xl) auto 0;
  display: flex; gap: var(--space-md); align-items: flex-start;
  background: var(--color-surface); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: var(--space-lg);
}
.author-box img{ width: 68px; height: 68px; border-radius: 50%; object-fit: cover; flex: none; }
.author-box h3{ font-size: 1.1rem; }
.author-box p{ color: var(--color-muted); font-size: var(--fs-small); margin-top: 0.4rem; }
.author-box .socials{ display: flex; gap: 0.5rem; margin-top: 0.6rem; }

.post-nav{ max-width: 720px; margin: var(--space-2xl) auto 0; display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-md); }
.post-nav a{
  border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: var(--space-md);
  display: flex; flex-direction: column; gap: 0.4rem; transition: border-color var(--dur-fast), transform var(--dur-fast);
}
.post-nav a:hover{ border-color: var(--color-ink); transform: translateY(-3px); }
.post-nav .dir{ font-size: var(--fs-micro); text-transform: uppercase; letter-spacing: var(--ls-wide); color: var(--color-muted); }
.post-nav .next{ text-align: right; align-items: flex-end; }

.related-posts{ max-width: 960px; margin: var(--space-2xl) auto 0; }

.reading-progress{ position: fixed; top: 0; left: 0; height: 3px; background: linear-gradient(90deg, var(--color-accent), var(--glow-ai)); width: 0%; z-index: 1100; transition: width 80ms linear; }

/* -------------------------------------------------------------------------
   20. Archive / search / 404
   ------------------------------------------------------------------------- */
.page-header{ position: relative; overflow: hidden; padding-block: var(--space-xl); border-bottom: 1px solid var(--color-border); margin-bottom: var(--space-xl); }
.page-header > .container{ position: relative; z-index: 1; }
.page-header .eyebrow{ margin-bottom: var(--space-sm); }
.page-header p{ color: var(--color-muted); margin-top: var(--space-sm); max-width: 640px; }
.breadcrumbs{ display: flex; flex-wrap: wrap; gap: 0.4rem; font-size: var(--fs-small); color: var(--color-muted); margin-bottom: var(--space-md); }
.breadcrumbs a{ color: var(--color-muted); }
.breadcrumbs a:hover{ color: var(--color-accent); }
.breadcrumbs .sep{ color: var(--color-border-strong); }

.search-hero{ text-align: center; padding-block: var(--space-xl); }
.search-hero form{ max-width: 640px; margin: var(--space-lg) auto 0; }
.search-hero .field{ padding-left: 1.6rem; }
.search-hero .field input{ font-size: var(--fs-h4); }
.search-results-count{ text-align: center; color: var(--color-muted); margin-top: var(--space-sm); }

.pagination{ display: flex; justify-content: center; align-items: center; gap: 0.4rem; margin-top: var(--space-2xl); }
.pagination a, .pagination span{
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 42px; height: 42px; border-radius: 50%; font-size: var(--fs-small); font-weight: 600;
  border: 1px solid transparent;
}
.pagination a{ border-color: var(--color-border-strong); }
.pagination a:hover{ background: var(--color-ink); color: var(--color-bg); border-color: var(--color-ink); }
.pagination .current{ background: var(--color-ink); color: var(--color-bg); }

.no-results{ text-align: center; padding: var(--space-3xl) 0; }
.no-results form{ max-width: 480px; margin: var(--space-lg) auto 0; }

.error-404{ text-align: center; padding-block: var(--space-3xl); }
.error-404 .code{ font-size: clamp(4rem, 3rem + 6vw, 9rem); font-weight: 700; color: var(--color-border-strong); line-height: 1; }

/* -------------------------------------------------------------------------
   21. Comments
   ------------------------------------------------------------------------- */
.comments-area{ max-width: 720px; margin: var(--space-2xl) auto 0; }
.comment-list{ display: flex; flex-direction: column; gap: var(--space-md); margin-top: var(--space-lg); }
.comment-body{ border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: var(--space-md); }
.comment-author{ display: flex; align-items: center; gap: 0.6rem; margin-bottom: 0.5rem; }
.comment-author img{ border-radius: 50%; }
.comment-reply-link{ font-size: var(--fs-small); font-weight: 600; }
.comment-respond{ margin-top: var(--space-xl); }
.comment-form p{ margin-bottom: var(--space-sm); }
.comment-form input[type="text"], .comment-form input[type="email"], .comment-form input[type="url"], .comment-form textarea{
  width: 100%; border: 1px solid var(--color-border-strong); border-radius: var(--radius-sm);
  padding: 0.75rem 1rem; background: var(--color-surface);
}
.comment-form textarea{ min-height: 140px; }
.children{ margin-left: var(--space-lg); margin-top: var(--space-md); }

/* -------------------------------------------------------------------------
   22. WordPress core / Gutenberg alignment
   ------------------------------------------------------------------------- */
.alignwide{ max-width: 960px; }
.alignfull{ max-width: 100vw; margin-left: calc(50% - 50vw); margin-right: calc(50% - 50vw); }
.alignleft{ float: left; margin-right: var(--space-md); }
.alignright{ float: right; margin-left: var(--space-md); }
.aligncenter{ margin-inline: auto; }
.wp-caption-text, .wp-element-caption{ font-size: var(--fs-small); color: var(--color-muted); text-align: center; margin-top: 0.5rem; }
.wp-block-quote{ border-left: 3px solid var(--color-accent); padding-left: var(--space-md); font-style: italic; }
.bypostauthor{ }

/* -------------------------------------------------------------------------
   23. Accessibility & motion
   ------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce){
  *, *::before, *::after{ animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
  [data-reveal]{ opacity: 1; transform: none; filter: none; }
  .feature-item{ opacity: 1; transform: none; }
  .ambient-glow::before, .ambient-glow::after{ animation: none; transform: none; }
  .honeycomb-layer{ animation: none; }
  .card::before{ animation: none; }
}

@media (hover: none){
  /* Touch devices: no persistent pointer, so skip the cursor-follow glow
     mechanism entirely and fall back to a static centered highlight. */
  .card::after{ background: radial-gradient(220px circle at 50% 30%, rgba(255,255,255,0.07), transparent 70%); }
}

@media (max-width: 767px){
  .ambient-glow::before, .ambient-glow::after{ width: 70vw; height: 70vw; opacity: 0.18; }
  .honeycomb-layer{ opacity: 0.03; }
}

/* -------------------------------------------------------------------------
   24. Responsive breakpoints
   ------------------------------------------------------------------------- */
@media (min-width: 640px){
  :root{ --header-float-gap: 1rem; }
  .about-stats{ grid-template-columns: repeat(3, 1fr); }
  .post-nav{ }
}

@media (min-width: 768px){
  .article-grid{ grid-template-columns: repeat(2, 1fr); }
  .showcase-block{ grid-template-columns: 1fr 1fr; }
  .editorial-feature{ grid-template-columns: 1fr 1fr; }
  .about-section{ grid-template-columns: 1.1fr 0.9fr; }
  .footer-top{ grid-template-columns: 1.4fr repeat(3, 1fr); }
  .hscroll-nav{ display: flex; }
}

@media (min-width: 900px){
  .primary-nav{ display: block; }
  .menu-toggle{ display: none; }
  .header-actions .btn-accent{ display: inline-flex; }
  .feature-grid{ grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1080px){
  .article-grid{ grid-template-columns: repeat(3, 1fr); }
  .article-layout{ grid-template-columns: minmax(0,1fr) 280px; }
  .article-layout .article-body{ margin-inline: 0; }
  .article-sidebar{ display: block; }
  .toc-box, .share-bar, .author-box, .post-nav{ max-width: 720px; }
}
.article-sidebar{ display: none; }
.article-sidebar .widget{
  background: var(--color-surface); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: var(--space-md); margin-bottom: var(--space-md);
  position: sticky; top: calc(var(--header-h-compact) + 24px);
}

@media (max-width: 767px){
  .site-header .container{ gap: var(--space-sm); }
  .showcase-media{ grid-template-columns: 1fr; }
  .showcase-media .card:first-child{ grid-column: auto; }
}