/* ============================================================
   HIA Blog — "Editorial Wealth" design system
   Served statically from /blog-assets/blog.css (not under the
   /blogs/* redirect, so it's cached normally like any asset).
   ============================================================ */

:root {
  --color-primary: #0E1A2B;
  --color-secondary: #29303B;
  --color-accent: #B8923F;
  --color-accent-hover: #96742F;

  --color-background: #FAF6EF;
  --color-surface: #FFFFFF;
  --color-surface-elevated: #F3ECDF;
  --color-surface-muted: #F1EAD9;

  --color-text-primary: #16191D;
  --color-text-secondary: #4B5259;
  --color-text-muted: #8B8F94;
  --color-text-on-dark: #FFFFFF;
  --color-text-muted-on-dark: #C9CFD6;

  --color-border: #E7E0D4;
  --color-border-medium: #D8CFBD;
  --color-border-dark: rgba(255,255,255,0.10);

  --color-success: #1F7A4D;
  --color-success-bg: #EAF7F0;
  --color-warning: #B4740E;
  --color-warning-bg: #FFF6E5;
  --color-error: #B3261E;
  --color-error-bg: #FDEEEC;

  --font-headline: 'Fraunces', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, monospace;

  --radius: 16px;
  --container-w: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--color-background);
  color: var(--color-text-primary);
  -webkit-tap-highlight-color: transparent;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.hia-mono { font-family: var(--font-mono); font-size: 0.82em; letter-spacing: 0.01em; }
.hia-container { max-width: var(--container-w); margin: 0 auto; padding: 0 20px; }

/* Header */
.hia-header { background: var(--color-primary); position: sticky; top: 0; z-index: 40; }
.hia-header-inner {
  max-width: var(--container-w); margin: 0 auto; padding: 14px 20px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.hia-brand { display: flex; align-items: center; gap: 10px; }
.hia-brand-mark { width: 34px; height: 34px; border-radius: 8px; object-fit: cover; }
.hia-brand-text { color: var(--color-text-on-dark); font-weight: 700; font-size: 15px; line-height: 1.2; }
.hia-nav { display: flex; align-items: center; gap: 20px; }
.hia-nav-link { color: var(--color-text-muted-on-dark); font-size: 14px; font-weight: 500; }
.hia-nav-link:hover { color: var(--color-text-on-dark); }
.hia-search-form { position: relative; }
.hia-search-form input {
  background: rgba(255,255,255,0.08); border: 1px solid var(--color-border-dark);
  color: var(--color-text-on-dark); border-radius: 999px; padding: 8px 14px;
  font-size: 13px; width: 180px; font-family: var(--font-body);
}
.hia-search-form input::placeholder { color: var(--color-text-muted-on-dark); }
.hia-search-results {
  position: absolute; top: calc(100% + 8px); right: 0; width: 300px;
  background: var(--color-surface); border-radius: 12px; border: 1px solid var(--color-border);
  box-shadow: 0 12px 30px rgba(0,0,0,0.18); overflow: hidden; z-index: 50;
}
.hia-search-results a { display: flex; gap: 10px; padding: 10px 12px; align-items: center; border-bottom: 1px solid var(--color-border); }
.hia-search-results a:last-child { border-bottom: none; }
.hia-search-results a:hover { background: var(--color-surface-muted); }
.hia-search-results img { width: 40px; height: 40px; border-radius: 8px; object-fit: cover; flex-shrink: 0; }
.hia-search-results .hia-sr-title { font-size: 13px; font-weight: 600; color: var(--color-text-primary); }
.hia-search-results .hia-sr-cat { font-size: 11px; color: var(--color-accent); }
.hia-menu-btn { display: none; flex-direction: column; gap: 5px; background: none; border: none; padding: 6px; cursor: pointer; }
.hia-menu-btn span { width: 22px; height: 2px; background: #fff; display: block; }

.hia-subnav { background: var(--color-secondary); border-top: 1px solid var(--color-border-dark); }
.hia-subnav-inner {
  max-width: var(--container-w); margin: 0 auto; padding: 0 20px;
  display: flex; gap: 22px; overflow-x: auto; -ms-overflow-style: none; scrollbar-width: none;
}
.hia-subnav-inner::-webkit-scrollbar { display: none; }
.hia-nav-cat { white-space: nowrap; color: var(--color-text-muted-on-dark); font-size: 13px; padding: 10px 0; border-bottom: 2px solid transparent; }
.hia-nav-cat.is-active, .hia-nav-cat:hover { color: var(--color-accent); border-bottom-color: var(--color-accent); }

.hia-nav-close { display: none; }

@media (max-width: 860px) {
  .hia-menu-btn { display: flex; }
  .hia-nav {
    position: fixed; top: 0; right: 0; height: 100vh; width: 80%; max-width: 320px;
    background: var(--color-primary); flex-direction: column; align-items: flex-start;
    padding: 80px 24px 24px; transform: translateX(100%); transition: transform .3s ease; z-index: 45;
  }
  .hia-nav.is-open { transform: translateX(0); }
  .hia-nav-close {
    display: flex; align-items: center; justify-content: center;
    position: absolute; top: 18px; right: 18px;
    width: 40px; height: 40px; border-radius: 999px;
    background: rgba(255,255,255,0.08); border: none; color: #fff; cursor: pointer;
  }
  .hia-search-form { width: 100%; }
  .hia-search-form input { width: 100%; }
}

/* Hero */
.hia-hero { background: var(--color-primary); padding: 56px 0 44px; }
.hia-hero-inner { max-width: var(--container-w); margin: 0 auto; padding: 0 20px; }
.hia-hero h1 { font-family: var(--font-headline); color: var(--color-text-on-dark); font-size: clamp(28px, 4.5vw, 46px); line-height: 1.15; margin: 16px 0 12px; font-weight: 600; }
.hia-hero p { color: var(--color-text-muted-on-dark); font-size: 16px; max-width: 640px; line-height: 1.6; }

/* Category pill */
.hia-category-pill {
  display: inline-block; font-family: var(--font-mono); font-size: 11px; font-weight: 600;
  letter-spacing: 0.04em; text-transform: uppercase; color: var(--color-accent);
  background: rgba(184,146,63,0.15); padding: 5px 11px; border-radius: 999px;
}
.hia-category-pill-onhero { background: rgba(184,146,63,0.18); }

/* Chips / category nav row on homepage */
.hia-chip-row { display: flex; gap: 10px; overflow-x: auto; padding: 22px 0; -ms-overflow-style: none; scrollbar-width: none; }
.hia-chip-row::-webkit-scrollbar { display: none; }
.hia-chip {
  white-space: nowrap; font-size: 13px; font-weight: 600; padding: 8px 16px; border-radius: 999px;
  background: var(--color-surface); border: 1px solid var(--color-border); color: var(--color-text-secondary);
}
.hia-chip.is-active, .hia-chip:hover { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* Featured */
.hia-featured {
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 28px; align-items: center;
  background: var(--color-surface-elevated); border-radius: var(--radius); overflow: hidden; margin-bottom: 40px;
}
.hia-featured-media img { width: 100%; height: 100%; object-fit: cover; min-height: 240px; }
.hia-featured-body { padding: 8px 28px 28px 0; }
.hia-featured-body h2 { font-family: var(--font-headline); font-size: clamp(22px, 3vw, 32px); line-height: 1.2; margin: 12px 0 10px; font-weight: 600; }
.hia-featured-body p { color: var(--color-text-secondary); line-height: 1.6; margin-bottom: 14px; }
@media (max-width: 760px) {
  .hia-featured { grid-template-columns: 1fr; }
  .hia-featured-body { padding: 4px 20px 24px; }
}

/* Article grid / cards */
.hia-article-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 32px; }
@media (max-width: 900px) { .hia-article-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .hia-article-grid { grid-template-columns: 1fr; } }
.hia-article-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius); overflow: hidden; }
.hia-article-card-media img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }
.hia-article-card-body { padding: 16px 18px 20px; }
.hia-article-card-body h3 { font-family: var(--font-headline); font-size: 18px; line-height: 1.3; margin: 10px 0 8px; font-weight: 600; }
.hia-article-excerpt { color: var(--color-text-secondary); font-size: 14px; line-height: 1.55; margin: 0 0 12px; }
.hia-article-meta { color: var(--color-text-muted); font-size: 12.5px; display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.hia-meta-dot { opacity: 0.5; }

.hia-empty-state { text-align: center; padding: 60px 20px; color: var(--color-text-secondary); }
.hia-empty-state h1, .hia-empty-state h2 { font-family: var(--font-headline); color: var(--color-text-primary); }

.hia-pagination { display: flex; align-items: center; justify-content: center; gap: 20px; padding: 20px 0 50px; color: var(--color-text-secondary); }
.hia-pagination a { font-weight: 600; color: var(--color-primary); }

/* Buttons */
.hia-btn { display: inline-block; padding: 12px 22px; border-radius: 999px; font-weight: 700; font-size: 14px; }
.hia-btn-navy { background: var(--color-primary); color: #fff; }
.hia-btn-navy:hover { background: var(--color-secondary); }
.hia-btn-gold { background: var(--color-accent); color: var(--color-primary); }
.hia-btn-gold:hover { background: var(--color-accent-hover); }

/* Article page */
.hia-article { max-width: 760px; margin: 0 auto; padding: 44px 20px 20px; }
.hia-article-header h1 { font-family: var(--font-headline); font-size: clamp(28px, 4.5vw, 42px); line-height: 1.2; font-weight: 600; margin: 14px 0 12px; }
.hia-article-lede { color: var(--color-text-secondary); font-size: 17px; line-height: 1.6; margin-bottom: 14px; }
.hia-article-hero-img { width: 100%; border-radius: var(--radius); margin: 24px 0; aspect-ratio: 16/9; object-fit: cover; }
.hia-article-body { font-size: 17px; line-height: 1.8; color: var(--color-text-primary); }
.hia-article-body h2 { font-family: var(--font-headline); font-size: 26px; margin: 36px 0 14px; font-weight: 600; }
.hia-article-body h3 { font-family: var(--font-headline); font-size: 21px; margin: 28px 0 12px; font-weight: 600; }
.hia-article-body p { margin: 0 0 18px; }
.hia-article-body a { color: var(--color-primary); text-decoration: underline; text-decoration-color: var(--color-accent); }
.hia-article-body a:hover { color: var(--color-accent-hover); }
.hia-article-body blockquote { border-left: 3px solid var(--color-accent); margin: 24px 0; padding: 4px 20px; color: var(--color-text-secondary); font-style: italic; }
.hia-article-body img { border-radius: 12px; margin: 20px 0; }
.hia-article-body ul, .hia-article-body ol { margin: 0 0 18px; padding-left: 22px; }
.hia-article-body code { font-family: var(--font-mono); background: var(--color-surface-muted); padding: 2px 6px; border-radius: 4px; font-size: 0.9em; }

.hia-share-row { display: flex; align-items: center; gap: 14px; margin: 36px 0; padding: 18px 0; border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); font-size: 13px; color: var(--color-text-muted); flex-wrap: wrap; }
.hia-share-row a { font-weight: 600; color: var(--color-primary); }
.hia-substack-note { font-size: 13px; color: var(--color-text-muted); }
.hia-substack-note a { color: var(--color-accent); text-decoration: underline; }

.hia-related { margin: 40px 0; }
.hia-related h3 { font-family: var(--font-headline); font-size: 22px; margin-bottom: 16px; }
.hia-related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
@media (max-width: 700px) { .hia-related-grid { grid-template-columns: 1fr; } }
.hia-related-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: 12px; overflow: hidden; display: block; }
.hia-related-card img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }
.hia-related-card > div { padding: 12px 14px 16px; }
.hia-related-card h4 { font-family: var(--font-headline); font-size: 15px; font-weight: 600; margin: 8px 0 0; line-height: 1.3; }

/* Course CTA band */
.hia-course-cta { background: var(--color-surface-elevated); margin: 40px 0 0; }
.hia-course-cta-inner {
  max-width: var(--container-w); margin: 0 auto; padding: 32px 20px;
  display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap;
}
.hia-course-cta h3 { font-family: var(--font-headline); font-size: 22px; margin: 0 0 6px; }
.hia-course-cta p { color: var(--color-text-secondary); margin: 0; }

/* Newsletter */
.hia-newsletter { background: var(--color-primary); padding: 56px 0; }
.hia-newsletter-inner { max-width: 560px; margin: 0 auto; padding: 0 20px; text-align: center; }
.hia-gold-rule { width: 48px; height: 3px; background: var(--color-accent); margin: 0 auto 18px; border-radius: 2px; }
.hia-newsletter h2 { font-family: var(--font-headline); color: #fff; font-size: 26px; margin: 0 0 10px; font-weight: 600; }
.hia-newsletter p { color: var(--color-text-muted-on-dark); margin: 0 0 22px; line-height: 1.6; }
.hia-newsletter-form { display: flex; gap: 10px; }
.hia-newsletter-form input {
  flex: 1; padding: 13px 16px; border-radius: 999px; border: none; font-size: 14px; font-family: var(--font-body);
}
.hia-newsletter-form button {
  background: var(--color-accent); color: var(--color-primary); font-weight: 700; border: none;
  padding: 13px 24px; border-radius: 999px; cursor: pointer; font-size: 14px;
}
.hia-newsletter-form button:hover { background: var(--color-accent-hover); }
.hia-newsletter-status { color: var(--color-text-muted-on-dark); font-size: 13px; margin-top: 12px; min-height: 18px; }
.hia-hidden-frame { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; border: 0; }
@media (max-width: 480px) { .hia-newsletter-form { flex-direction: column; } }

/* Footer */
.hia-footer { background: var(--color-secondary); padding: 44px 0 0; }
.hia-footer-inner { max-width: var(--container-w); margin: 0 auto; padding: 0 20px; display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 32px; }
@media (max-width: 700px) { .hia-footer-inner { grid-template-columns: 1fr; } }
.hia-footer-logo { width: 36px; height: 36px; border-radius: 8px; margin-bottom: 12px; }
.hia-footer-col p { color: var(--color-text-muted-on-dark); font-size: 13px; line-height: 1.6; }
.hia-footer-col h4 { color: #fff; font-size: 13px; text-transform: uppercase; letter-spacing: 0.05em; margin: 0 0 14px; }
.hia-footer-col a { display: block; color: var(--color-text-muted-on-dark); font-size: 14px; margin-bottom: 10px; }
.hia-footer-col a:hover { color: var(--color-accent); }
.hia-footer-bottom { text-align: center; color: var(--color-text-muted-on-dark); font-size: 12px; padding: 24px 20px; margin-top: 24px; border-top: 1px solid var(--color-border-dark); }