/* ============================================================
   GHC Shared Stylesheet
   Good Home Capital Inc. — goodhomecapital.ca
   Covers: articles, glossary, rate pages
   ============================================================ */

/* --- View Transitions API (MPA cross-page morphing) --- */
@view-transition { navigation: auto; }

.article-nav { view-transition-name: main-nav; }
.footer { view-transition-name: site-footer; }

::view-transition-old(root) {
  animation: vt-fade-out 0.2s ease-out;
}
::view-transition-new(root) {
  animation: vt-fade-in 0.3s ease-in 0.1s both;
}
::view-transition-group(main-nav) {
  animation-duration: 0s;
}
::view-transition-group(site-footer) {
  animation-duration: 0s;
}
@keyframes vt-fade-out { to { opacity: 0; } }
@keyframes vt-fade-in { from { opacity: 0; } }

/* --- Design Tokens + Reset --- */
:root {
  --color-obsidian: #0D0F14;
  --color-slate-deep: #1A1D26;
  --color-ink: #2C3044;
  --color-gold: #C9A96E;
  --color-gold-light: #E8C98A;
  --color-gold-dim: rgba(201,169,110,0.15);
  --color-cream: #F7F4EF;
  --color-white: #FFFFFF;
  --color-mist: #EEF0F4;
  --color-text-body: #3D4150;
  --color-text-light: #7A7F94;
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --max-width: 1200px;
  --max-width-text: 720px;
  --ease-premium: cubic-bezier(0.22,1,0.36,1);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { font-family: var(--font-body); font-size: 16px; line-height: 1.7; color: var(--color-text-body); background: var(--color-white); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-gold); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--color-gold-light); }

/* --- Nav (shared by all page types) --- */
.article-nav { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; padding: 14px 48px; background: rgba(13,15,20,.95); backdrop-filter: blur(20px); border-bottom: 1px solid rgba(201,169,110,.12); }
.article-nav__inner { display: flex; align-items: center; justify-content: space-between; max-width: var(--max-width); margin: 0 auto; }
.article-nav__logo img { height: 40px; width: auto; }
.article-nav__back { font-size: .8rem; font-weight: 500; color: rgba(247,244,239,.7); }
.article-nav__back:hover { color: var(--color-gold); }
.article-nav__cta { padding: 8px 20px; background: var(--color-gold); color: var(--color-obsidian); font-size: .72rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; transition: all .3s var(--ease-premium); }
.article-nav__cta:hover { background: var(--color-gold-light); color: var(--color-obsidian); transform: translateY(-1px); }
.article-nav__right { display: flex; align-items: center; }

/* --- Hamburger (glossary/rates mobile) --- */
.nav-hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-hamburger span { display: block; width: 24px; height: 2px; background: var(--color-cream); transition: .3s; }
@media(max-width:1080px) { .nav-hamburger { display: flex; } .article-nav__back, .article-nav__cta { display: none; } .article-nav__inner.menu-open .article-nav__back, .article-nav__inner.menu-open .article-nav__cta { display: block; } }

/* --- Footer (shared) --- */
.footer { background: var(--color-slate-deep); padding: 32px 0; border-top: 1px solid rgba(201,169,110,.1); }
.footer__compliance { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; text-align: center; font-size: .68rem; color: var(--color-text-light); line-height: 1.7; }

/* --- Dark Mode Toggle --- */
/* GHC toggle: sun/moon SVG swap */
.dark-toggle { position: relative; width: 28px; height: 28px; background: none; border: none; cursor: pointer; margin-right: 14px; padding: 0; display: flex; align-items: center; justify-content: center; }
.dark-toggle .toggle-sun, .dark-toggle .toggle-moon { position: absolute; width: 16px; height: 16px; transition: opacity .4s ease, transform .4s var(--ease-premium); }
.dark-toggle .toggle-sun { opacity: 1; transform: rotate(0deg) scale(1); color: var(--color-gold); }
.dark-toggle .toggle-moon { opacity: 0; transform: rotate(-30deg) scale(0.6); color: #D4D8E0; }
body.dark-mode .dark-toggle .toggle-sun { opacity: 0; transform: rotate(30deg) scale(0.6); }
body.dark-mode .dark-toggle .toggle-moon { opacity: 1; transform: rotate(0deg) scale(1); }
.dark-toggle:hover .toggle-sun { color: #E8C98A; }
body.dark-mode .dark-toggle:hover .toggle-moon { color: #EEF0F4; }

/* ============================================================
   ARTICLE PAGES
   ============================================================ */
.article-hero { padding: 140px 24px 80px; background: var(--color-obsidian); text-align: center; }
.article-hero__breadcrumb { font-size: .72rem; letter-spacing: .06em; text-transform: uppercase; color: var(--color-text-light); margin-bottom: 24px; }
.article-hero__breadcrumb a { color: var(--color-gold); }
.article-hero__title { font-family: var(--font-display); font-size: clamp(2rem,4vw,3.2rem); font-weight: 300; line-height: 1.15; color: var(--color-white); max-width: 800px; margin: 0 auto 20px; }
.article-hero__meta { font-size: .8rem; color: var(--color-text-light); }
.article-hero__meta span { margin: 0 8px; }

.article-toc { max-width: var(--max-width-text); margin: -40px auto 0; padding: 28px 32px; background: var(--color-cream); border-left: 3px solid var(--color-gold); position: relative; z-index: 2; }
.article-toc__heading { font-size: .68rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--color-gold); margin-bottom: 12px; }
.article-toc ol { counter-reset: toc; padding-left: 0; }
.article-toc li { counter-increment: toc; list-style: none; padding: 6px 0; font-size: .88rem; }
.article-toc li::before { content: counter(toc) ". "; color: var(--color-gold); font-weight: 600; }
.article-toc a { color: var(--color-text-body); }
.article-toc a:hover { color: var(--color-gold); }

.article-body { max-width: var(--max-width-text); margin: 48px auto; padding: 0 24px; }
.article-body h2 { font-family: var(--font-display); font-size: 1.8rem; font-weight: 400; color: var(--color-obsidian); margin: 48px 0 16px; padding-top: 24px; border-top: 1px solid var(--color-mist); }
.article-body h2:first-child { border-top: none; padding-top: 0; margin-top: 0; }
.article-body h3 { font-family: var(--font-display); font-size: 1.3rem; font-weight: 500; color: var(--color-obsidian); margin: 32px 0 12px; }
.article-body p { margin-bottom: 20px; }
.article-body ul, .article-body ol { padding-left: 24px; margin-bottom: 20px; }
.article-body li { margin-bottom: 8px; list-style: disc; }
.article-body ol li { list-style: decimal; }
.article-body strong { color: var(--color-obsidian); }
.article-body blockquote { margin: 24px 0; padding: 20px 24px; background: var(--color-gold-dim); border-left: 3px solid var(--color-gold); font-style: italic; color: var(--color-ink); }

.article-table { width: 100%; border-collapse: collapse; margin: 24px 0; font-size: .88rem; }
.article-table th { background: var(--color-obsidian); color: var(--color-gold); padding: 12px 16px; text-align: left; font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; font-weight: 600; }
.article-table td { padding: 12px 16px; border-bottom: 1px solid var(--color-mist); }
.article-table tr:hover td { background: var(--color-cream); }

.article-faq { margin: 48px 0; }
.article-faq__title { font-family: var(--font-display); font-size: 1.5rem; font-weight: 400; color: var(--color-obsidian); margin-bottom: 24px; }
.article-faq details { border-bottom: 1px solid var(--color-mist); }
.article-faq summary { display: flex; justify-content: space-between; align-items: center; padding: 18px 0; cursor: pointer; font-weight: 500; color: var(--color-obsidian); list-style: none; }
.article-faq summary::-webkit-details-marker { display: none; }
.article-faq details[open] summary { color: var(--color-gold); }
.article-faq .faq-answer { padding: 0 0 18px; font-size: .9rem; line-height: 1.75; color: var(--color-text-body); }

.article-cta { margin: 48px 0; padding: 40px; background: var(--color-obsidian); text-align: center; }
.article-cta__heading { font-family: var(--font-display); font-size: 1.5rem; font-weight: 300; color: var(--color-white); margin-bottom: 12px; }
.article-cta__text { font-size: .88rem; color: rgba(247,244,239,.6); margin-bottom: 24px; max-width: 480px; margin-left: auto; margin-right: auto; }
.article-cta__btn { display: inline-flex; padding: 14px 32px; background: var(--color-gold); color: var(--color-obsidian); font-size: .78rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; transition: all .3s var(--ease-premium); }
.article-cta__btn:hover { background: var(--color-gold-light); color: var(--color-obsidian); transform: translateY(-2px); }

.article-disclaimer { margin: 48px 0 0; padding: 24px; background: var(--color-cream); font-size: .72rem; color: var(--color-text-light); line-height: 1.7; }

.article-related { max-width: var(--max-width-text); margin: 0 auto; padding: 48px 24px; }
.article-related__heading { font-size: .68rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--color-gold); margin-bottom: 20px; }
.article-related__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.article-related__card { display: block; padding: 20px; background: var(--color-cream); border-left: 2px solid var(--color-gold); transition: background .2s ease; }
.article-related__card:hover { background: var(--color-mist); }
.article-related__card h4 { font-family: var(--font-display); font-size: 1.1rem; font-weight: 500; color: var(--color-obsidian); margin-bottom: 6px; }
.article-related__card p { font-size: .78rem; color: var(--color-text-light); margin: 0; }

/* ============================================================
   GLOSSARY + RATE PAGES
   ============================================================ */
.hero { padding: 120px 24px 60px; background: var(--color-obsidian); text-align: center; }
.hero .breadcrumb { font-size: .72rem; letter-spacing: .06em; text-transform: uppercase; color: var(--color-text-light); margin-bottom: 20px; }
.hero .breadcrumb a { color: var(--color-gold); }
.hero h1 { font-family: var(--font-display); font-size: clamp(1.8rem,4vw,3rem); font-weight: 300; color: var(--color-white); max-width: 700px; margin: 0 auto 12px; }
.hero .subtitle { font-size: 1rem; color: var(--color-text-light); max-width: 600px; margin: 0 auto; }

.content { max-width: var(--max-width-text); margin: 48px auto; padding: 0 24px; }
.content h2 { font-family: var(--font-display); font-size: 1.5rem; font-weight: 400; color: var(--color-obsidian); margin: 36px 0 12px; padding-top: 20px; border-top: 1px solid var(--color-mist); }
.content h2:first-child { border-top: none; padding-top: 0; margin-top: 0; }
.content p { margin-bottom: 16px; }
.content strong { color: var(--color-obsidian); }
.content .definition { font-size: 1.15rem; font-weight: 500; color: var(--color-obsidian); padding: 24px; background: var(--color-cream); border-left: 3px solid var(--color-gold); margin-bottom: 32px; }
.content .explanation { margin-bottom: 32px; line-height: 1.8; }
.content .related { padding: 20px 24px; background: var(--color-mist); font-size: .9rem; }

.month-nav { max-width: var(--max-width-text); margin: 0 auto 48px; padding: 0 24px; display: flex; justify-content: space-between; font-size: .85rem; }

.cta-box { max-width: var(--max-width-text); margin: 0 auto 48px; padding: 32px 24px; background: var(--color-obsidian); text-align: center; }
.cta-box h3 { font-family: var(--font-display); font-size: 1.3rem; font-weight: 300; color: var(--color-white); margin-bottom: 8px; }
.cta-box p { font-size: .85rem; color: rgba(247,244,239,.6); margin-bottom: 16px; }
.cta-box a { display: inline-block; padding: 12px 28px; background: var(--color-gold); color: var(--color-obsidian); font-size: .75rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; }

.article-takeaways { max-width: var(--max-width-text); margin: 0 auto; padding: 0 24px 24px; }
.article-takeaways-inner { background: var(--color-cream); padding: 24px 28px 20px; border-left: 3px solid var(--color-gold); }
.article-takeaways h2 { font-family: var(--font-display); font-size: 1.2rem; font-weight: 500; color: var(--color-obsidian); margin-bottom: 14px; }
.article-takeaways ul { list-style: none; padding: 0; margin: 0; }
.article-takeaways li { padding: 5px 0 5px 18px; font-size: .88rem; line-height: 1.6; position: relative; color: var(--color-ink); }
.article-takeaways li::before { content: ""; position: absolute; left: 0; top: 13px; width: 7px; height: 7px; background: var(--color-gold); border-radius: 50%; }

/* ============================================================
   SOURCES + INLINE CITATIONS
   ============================================================ */
.sources-section { margin-top: 3rem; border-top: 1px solid rgba(128,128,128,0.2); padding-top: 1.5rem; }
.sources-section summary { cursor: pointer; font-size: 0.85rem; color: rgba(128,128,128,0.7); font-weight: 500; letter-spacing: 0.02em; list-style: none; display: flex; align-items: center; gap: 0.4rem; }
.sources-section summary::-webkit-details-marker { display: none; }
.sources-section summary::before { content: '\25B6'; font-size: 0.6rem; transition: transform 0.2s; }
.sources-section[open] summary::before { transform: rotate(90deg); }
.sources-list { margin-top: 0.75rem; padding-left: 0; list-style: none; }
.sources-list li { font-size: 0.8rem; color: rgba(128,128,128,0.65); margin-bottom: 0.4rem; line-height: 1.4; }
.sources-list a { color: rgba(128,128,128,0.65); text-decoration: underline; text-underline-offset: 2px; }
.sources-list a:hover { color: rgba(128,128,128,0.9); }
.cite-ref { font-size: 0.65em; vertical-align: super; line-height: 0; color: rgba(128,128,128,0.5); text-decoration: none; font-weight: 400; margin-left: 1px; }
.cite-ref:hover { color: var(--color-gold); }

/* ============================================================
   DARK MODE
   ============================================================ */
body.dark-mode { background: var(--color-obsidian); color: rgba(247,244,239,.85); }

/* Articles */
body.dark-mode .article-body h2, body.dark-mode .article-body h3 { color: var(--color-cream); }
body.dark-mode .article-body strong { color: var(--color-cream); }
body.dark-mode .article-body blockquote { background: rgba(201,169,110,0.08); color: rgba(247,244,239,.75); }
body.dark-mode .article-body h2 { border-top-color: rgba(247,244,239,.06); }
body.dark-mode .article-toc { background: var(--color-slate-deep); }
body.dark-mode .article-toc a { color: rgba(247,244,239,.7); }
body.dark-mode .article-table th { background: rgba(201,169,110,.15); color: var(--color-gold); border-bottom: 1px solid rgba(201,169,110,.3); }
body.dark-mode .article-table td { border-bottom-color: rgba(247,244,239,.08); }
body.dark-mode .article-table tr:hover td { background: var(--color-slate-deep); }
body.dark-mode .article-faq details { border-bottom-color: rgba(247,244,239,.08); }
body.dark-mode .article-faq summary { color: var(--color-cream); }
body.dark-mode .article-faq .faq-answer { color: rgba(247,244,239,.75); }
body.dark-mode .article-faq__title { color: var(--color-cream); }
body.dark-mode .article-disclaimer { background: var(--color-slate-deep); color: var(--color-text-light); }
body.dark-mode .article-related__card { background: var(--color-slate-deep); border-left-color: var(--color-gold); }
body.dark-mode .article-related__card:hover { background: var(--color-ink); }
body.dark-mode .article-related__card h4 { color: var(--color-cream); }

/* Glossary + Rate pages */
body.dark-mode .content h2 { color: var(--color-cream); border-top-color: rgba(247,244,239,.06); }
body.dark-mode .content strong { color: var(--color-cream); }
body.dark-mode .content .definition { background: var(--color-slate-deep); color: var(--color-cream); }
body.dark-mode .content .related { background: var(--color-slate-deep); }
body.dark-mode .cta-box { background: var(--color-ink); }
body.dark-mode .article-takeaways-inner { background: var(--color-slate-deep); }
body.dark-mode .article-takeaways h2 { color: var(--color-cream); }
body.dark-mode .article-takeaways li { color: rgba(247,244,239,.75); }

/* Sources (dark) */
body.dark-mode .sources-section summary { color: rgba(247,244,239,.5); }
body.dark-mode .sources-list li { color: rgba(247,244,239,.4); }
body.dark-mode .sources-list a { color: rgba(247,244,239,.4); }
body.dark-mode .sources-list a:hover { color: rgba(247,244,239,.7); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media(max-width:768px) {
  .article-nav { padding: 12px 16px; }
  .article-hero { padding: 100px 16px 60px; }
  .article-toc { margin: -20px 16px 0; }
  .article-body { padding: 0 16px; }
  .article-related__grid { grid-template-columns: 1fr; }
  .hero { padding: 100px 16px 48px; }
  .content { padding: 0 16px; }
  .month-nav { padding: 0 16px; }
}

/* ============================================================
   SCROLL REVEAL — Article Content
   ============================================================ */
.article-body h2,
.article-body h3,
.article-body > p,
.article-body > ul,
.article-body > ol,
.article-body > table,
.article-body > blockquote,
.article-body .article-table,
.article-body details.faq-item,
.article-toc,
.article-related {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease-premium), transform 0.6s var(--ease-premium);
}

.article-body h2.is-visible,
.article-body h3.is-visible,
.article-body > p.is-visible,
.article-body > ul.is-visible,
.article-body > ol.is-visible,
.article-body > table.is-visible,
.article-body > blockquote.is-visible,
.article-body .article-table.is-visible,
.article-body details.faq-item.is-visible,
.article-toc.is-visible,
.article-related.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .article-body h2,
  .article-body h3,
  .article-body > p,
  .article-body > ul,
  .article-body > ol,
  .article-body > table,
  .article-body > blockquote,
  .article-body .article-table,
  .article-body details.faq-item,
  .article-toc,
  .article-related {
    opacity: 1;
    transform: none;
    transition: none;
  }
}