/* ==========================================================================
   Trends-Led Intel — Ghost Theme
   Brand: #006eff (blue), #231f20 (dark), #ffffff (white)
   Typography: Avenir Next
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties
   -------------------------------------------------------------------------- */
:root {
  --color-brand: #006eff;
  --color-brand-hover: #0059d6;
  --color-dark: #231f20;
  --color-dark-soft: #4a4546;
  --color-mid: #8a8586;
  --color-light: #f5f5f5;
  --color-border: #e0e0e0;
  --color-white: #ffffff;
  --font-primary: 'Avenir Next', 'Avenir', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-weight-book: 400;
  --font-weight-medium: 500;
  --font-weight-heavy: 700;
  --gap: 1.5rem;
  --gap-lg: 3rem;
  --gap-xl: 5rem;
  --container-width: 720px;
  --container-wide: 1080px;
  --transition: 0.2s ease;
}

/* --------------------------------------------------------------------------
   Reset & Base
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 62.5%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-primary);
  font-weight: var(--font-weight-book);
  font-size: 1.8rem;
  line-height: 1.7;
  color: var(--color-dark);
  background: var(--color-white);
}

a {
  color: var(--color-brand);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-brand-hover);
}

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

/* --------------------------------------------------------------------------
   Layout
   -------------------------------------------------------------------------- */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--gap);
}

.container-wide {
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 var(--gap);
}

/* --------------------------------------------------------------------------
   Site Header
   -------------------------------------------------------------------------- */
.site-header {
  padding: 2.4rem 0 2rem;
  border-bottom: 1px solid var(--color-border);
}

.site-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 var(--gap);
}

.site-logo img {
  height: 44px;
  width: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--gap);
}

.site-nav ul {
  display: flex;
  align-items: center;
  gap: var(--gap);
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav li {
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a {
  color: var(--color-dark);
  font-size: 1.4rem;
  font-weight: var(--font-weight-heavy);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.site-nav a:hover {
  color: var(--color-brand);
}

/* --------------------------------------------------------------------------
   CTA Buttons
   -------------------------------------------------------------------------- */
.btn-subscribe {
  display: inline-block;
  padding: 1rem 2.4rem;
  background: var(--color-brand);
  color: #ffffff !important;
  font-family: var(--font-primary);
  font-size: 1.4rem;
  font-weight: var(--font-weight-heavy);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: 3px;
  border: none;
  cursor: pointer;
  transition: background var(--transition);
}

.btn-subscribe:hover {
  background: var(--color-brand-hover);
  color: #ffffff !important;
}

.btn-outline {
  display: inline-block;
  padding: 1rem 2.4rem;
  background: transparent;
  color: var(--color-dark) !important;
  font-family: var(--font-primary);
  font-size: 1.4rem;
  font-weight: var(--font-weight-heavy);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: 3px;
  border: 2px solid var(--color-border);
  cursor: pointer;
  transition: border-color var(--transition), color var(--transition);
}

.btn-outline:hover {
  border-color: var(--color-dark);
  color: var(--color-dark) !important;
}

/* --------------------------------------------------------------------------
   Homepage Hero
   -------------------------------------------------------------------------- */
.home-hero {
  padding: var(--gap-xl) 0 var(--gap-lg);
  text-align: center;
  border-bottom: 1px solid var(--color-border);
}

.home-tagline {
  font-size: 1.3rem;
  font-weight: var(--font-weight-heavy);
  color: var(--color-brand);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 1.6rem;
}

.home-hero h1 {
  font-size: 4.8rem;
  font-weight: var(--font-weight-heavy);
  color: var(--color-dark);
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 1.6rem;
}

.home-description {
  font-size: 1.9rem;
  color: var(--color-dark-soft);
  font-weight: var(--font-weight-book);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   Newsletter Cards Section
   -------------------------------------------------------------------------- */
.newsletters-section {
  padding: var(--gap-xl) 0;
}

.newsletter-card {
  padding: var(--gap-lg) 0;
}

.newsletter-label {
  display: inline-block;
  font-size: 1.2rem;
  font-weight: var(--font-weight-heavy);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.4rem 1rem;
  border-radius: 2px;
  margin-bottom: 1.6rem;
}

.newsletter-label.free {
  background: var(--color-light);
  color: var(--color-dark-soft);
}

.newsletter-label.paid {
  background: var(--color-brand);
  color: #ffffff;
}

.newsletter-title {
  font-size: 3.2rem;
  font-weight: var(--font-weight-heavy);
  color: var(--color-dark);
  letter-spacing: -0.01em;
  margin-bottom: 1.2rem;
  line-height: 1.2;
}

.newsletter-description {
  font-size: 1.8rem;
  color: var(--color-dark-soft);
  font-weight: var(--font-weight-book);
  max-width: 560px;
  line-height: 1.6;
  margin-bottom: var(--gap-lg);
}

.newsletter-actions {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  flex-wrap: wrap;
}

/* --------------------------------------------------------------------------
   Newsletter Divider
   -------------------------------------------------------------------------- */
.newsletter-divider {
  display: flex;
  align-items: center;
  gap: 1.6rem;
  padding: var(--gap) 0;
}

.divider-line {
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

.divider-icon {
  width: 28px;
  opacity: 0.3;
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   Newsletter Header (tag pages)
   -------------------------------------------------------------------------- */
.newsletter-header {
  padding: var(--gap-xl) 0 var(--gap-lg);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--gap-lg);
}

.newsletter-header-label {
  font-size: 1.3rem;
  font-weight: var(--font-weight-heavy);
  color: var(--color-brand);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
}

.newsletter-header-title {
  font-size: 4rem;
  font-weight: var(--font-weight-heavy);
  color: var(--color-dark);
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 1rem;
}

.newsletter-header-description {
  font-size: 1.8rem;
  color: var(--color-dark-soft);
  font-weight: var(--font-weight-book);
  max-width: 560px;
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   Sled Divider (post feed)
   -------------------------------------------------------------------------- */
.sled-divider {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  margin: 0 auto;
  padding: var(--gap) 0;
}

.sled-divider-line {
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

.sled-divider img {
  width: 24px;
  opacity: 0.25;
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   Post Feed
   -------------------------------------------------------------------------- */
.post-feed {
  padding-bottom: var(--gap-xl);
}

.post-card {
  padding: var(--gap-lg) 0 0;
}

.post-card-tag {
  font-size: 1.2rem;
  font-weight: var(--font-weight-heavy);
  color: var(--color-brand);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.8rem;
}

.post-card-title {
  font-size: 2.6rem;
  font-weight: var(--font-weight-heavy);
  line-height: 1.25;
  margin-bottom: 1rem;
}

.post-card-title a {
  color: var(--color-dark);
}

.post-card-title a:hover {
  color: var(--color-brand);
}

.post-card-excerpt {
  font-size: 1.7rem;
  color: var(--color-dark-soft);
  line-height: 1.6;
  margin-bottom: 1rem;
  font-weight: var(--font-weight-book);
}

.post-card-meta {
  font-size: 1.3rem;
  color: var(--color-mid);
  font-weight: var(--font-weight-medium);
}

.post-card-access {
  color: var(--color-brand);
  font-weight: var(--font-weight-heavy);
}

/* --------------------------------------------------------------------------
   Single Post
   -------------------------------------------------------------------------- */
.post-header {
  padding: var(--gap-xl) 0 var(--gap-lg);
  text-align: center;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--gap-lg);
}

.post-header .post-tag {
  font-size: 1.2rem;
  font-weight: var(--font-weight-heavy);
  color: var(--color-brand);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1.2rem;
}

.post-title {
  font-size: 4rem;
  font-weight: var(--font-weight-heavy);
  line-height: 1.15;
  color: var(--color-dark);
  letter-spacing: -0.02em;
  margin-bottom: 1.2rem;
}

.post-meta {
  font-size: 1.4rem;
  color: var(--color-mid);
  font-weight: var(--font-weight-medium);
}

.post-content {
  padding-bottom: var(--gap-xl);
}

.gh-content {
  font-size: 1.9rem;
  line-height: 1.85;
  font-weight: var(--font-weight-book);
}

.gh-content h2 {
  font-size: 2.8rem;
  font-weight: var(--font-weight-heavy);
  margin: var(--gap-lg) 0 var(--gap);
  letter-spacing: -0.01em;
}

.gh-content h3 {
  font-size: 2.2rem;
  font-weight: var(--font-weight-heavy);
  margin: var(--gap-lg) 0 var(--gap);
}

.gh-content p {
  margin-bottom: var(--gap);
}

.gh-content blockquote {
  border-left: 3px solid var(--color-brand);
  padding-left: var(--gap);
  margin: var(--gap-lg) 0;
  font-style: italic;
  color: var(--color-dark-soft);
}

.gh-content ul, .gh-content ol {
  margin-bottom: var(--gap);
  padding-left: 2.4rem;
}

.gh-content li {
  margin-bottom: 0.6rem;
}

.gh-content a {
  text-decoration: underline;
  text-decoration-color: var(--color-brand);
  text-underline-offset: 2px;
}

.gh-content img {
  margin: var(--gap-lg) auto;
  border-radius: 3px;
}

.gh-content hr {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--gap-lg) 0;
}

/* --------------------------------------------------------------------------
   Subscribe Section (bottom of posts)
   -------------------------------------------------------------------------- */
.subscribe-section {
  background: var(--color-light);
  padding: var(--gap-xl) 0;
  text-align: center;
}

.subscribe-section h2 {
  font-size: 2.8rem;
  font-weight: var(--font-weight-heavy);
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
}

.subscribe-section p {
  font-size: 1.7rem;
  color: var(--color-dark-soft);
  margin-bottom: var(--gap-lg);
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
  font-weight: var(--font-weight-book);
}

/* --------------------------------------------------------------------------
   Pagination
   -------------------------------------------------------------------------- */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--gap);
  padding: var(--gap-lg) 0;
  font-size: 1.4rem;
  color: var(--color-mid);
  border-top: 1px solid var(--color-border);
}

.pagination a {
  font-weight: var(--font-weight-heavy);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-dark);
}

.pagination a:hover {
  color: var(--color-brand);
}

/* --------------------------------------------------------------------------
   Site Footer
   -------------------------------------------------------------------------- */
.site-footer {
  padding: var(--gap-lg) 0;
  border-top: 1px solid var(--color-border);
  text-align: center;
  font-size: 1.3rem;
  color: var(--color-mid);
}

.site-footer p {
  margin-bottom: 0.5rem;
}

.site-footer a {
  color: var(--color-mid);
}

.site-footer a:hover {
  color: var(--color-brand);
}

/* --------------------------------------------------------------------------
   Ghost Card Width Helpers (required by GScan)
   -------------------------------------------------------------------------- */
.kg-width-wide {
  width: 85vw;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.kg-width-full {
  width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
}

.kg-card {
  margin: 2em 0;
}

.kg-image {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
  .home-hero h1 { font-size: 3.4rem; }
  .home-description { font-size: 1.7rem; }
  .newsletter-title { font-size: 2.6rem; }
  .post-title { font-size: 3rem; }
  .post-card-title { font-size: 2.2rem; }
  .newsletter-header-title { font-size: 3rem; }
  .site-header-inner { flex-direction: column; gap: 1.2rem; text-align: center; }
  .newsletter-actions { justify-content: flex-start; }
}

@media (max-width: 480px) {
  body { font-size: 1.6rem; }
  .home-hero h1 { font-size: 2.8rem; }
  .post-title { font-size: 2.6rem; }
  .gh-content { font-size: 1.7rem; }
  .newsletter-actions { flex-direction: column; align-items: flex-start; }
}