/* ===================================================================
   THE UNITED STATES TIMES — Primary Stylesheet
   Curtis License — LeMay Inc.
   National newspaper of record.
   =================================================================== */

/* -------------------------------------------------------------------
   CSS Reset & Box Sizing
   ------------------------------------------------------------------- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  border-radius: 0 !important;
}

html {
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: auto;
}

/* -------------------------------------------------------------------
   Root Variables
   ------------------------------------------------------------------- */
:root {
  /* Colors — black and white only */
  --color-black: #000000;
  --color-white: #ffffff;
  --gray-50: #fafafa;
  --gray-100: #f5f5f5;
  --gray-200: #e5e5e5;
  --gray-300: #d4d4d4;
  --gray-400: #a3a3a3;
  --gray-500: #737373;
  --gray-600: #525252;
  --gray-700: #404040;
  --gray-800: #262626;
  --gray-900: #171717;

  /* Typography */
  --font-serif: Georgia, "Times New Roman", Times, serif;
  --font-mono: "Courier New", Courier, monospace;

  /* Spacing */
  --content-max-width: 720px;
  --content-padding-mobile: 20px;
  --content-padding-tablet: 40px;
  --content-padding-desktop: 0;

  /* Masthead */
  --masthead-size-desktop: 84px;
  --masthead-size-tablet: 60px;
  --masthead-size-mobile: 38px;
  --masthead-letter-spacing: 0.18em;
}

/* -------------------------------------------------------------------
   Base Typography
   ------------------------------------------------------------------- */
body {
  font-family: var(--font-serif);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-black);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a:hover {
  text-decoration: underline;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: bold;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

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

/* -------------------------------------------------------------------
   Skip Link (Accessibility)
   ------------------------------------------------------------------- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  background: var(--color-black);
  color: var(--color-white);
  padding: 8px 16px;
  z-index: 10000;
  font-size: 14px;
}

.skip-link:focus {
  top: 0;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* -------------------------------------------------------------------
   Reading Progress Bar
   ------------------------------------------------------------------- */
.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0;
  height: 3px;
  background-color: var(--color-black);
  z-index: 9999;
}

/* -------------------------------------------------------------------
   Masthead
   ------------------------------------------------------------------- */
.masthead {
  width: 100%;
  background-color: var(--color-black);
  color: var(--color-white);
  text-align: center;
  padding: 32px 20px 24px;
}

.masthead-inner {
  max-width: 960px;
  margin: 0 auto;
}

.masthead-title {
  display: block;
  font-family: var(--font-serif);
  font-size: var(--masthead-size-mobile);
  font-weight: bold;
  font-variant: small-caps;
  letter-spacing: var(--masthead-letter-spacing);
  color: var(--color-white);
  text-decoration: none;
  line-height: 1.05;
  text-transform: lowercase; /* small-caps renders lowercase as small capitals */
}

.masthead-title:hover {
  text-decoration: none;
  opacity: 0.95;
}

.masthead-rule {
  width: 120px;
  height: 1px;
  background-color: var(--gray-500);
  margin: 14px auto 10px;
}

.masthead-location {
  font-family: var(--font-serif);
  font-size: 11px;
  font-variant: small-caps;
  letter-spacing: 0.25em;
  color: var(--gray-400);
  text-transform: lowercase;
}

/* -------------------------------------------------------------------
   Pillar Navigation
   ------------------------------------------------------------------- */
.pillar-nav {
  border-bottom: 1px solid var(--color-black);
  background-color: var(--color-white);
  position: sticky;
  top: 0;
  z-index: 100;
}

.pillar-nav-inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  padding: 0 8px;
}

.pillar-nav-arrow {
  background: none;
  border: none;
  font-size: 24px;
  color: var(--color-black);
  cursor: pointer;
  padding: 8px 6px;
  flex-shrink: 0;
  font-family: var(--font-serif);
  line-height: 1;
}

.pillar-nav-arrow:hover {
  color: var(--gray-600);
}

.pillar-nav-track {
  display: flex;
  overflow-x: auto;
  gap: 0;
  flex: 1;
  scrollbar-width: none;
  -ms-overflow-style: none;
  scroll-snap-type: x mandatory;
}

.pillar-nav-track::-webkit-scrollbar {
  display: none;
}

.pillar-nav-link {
  display: block;
  white-space: nowrap;
  font-family: var(--font-serif);
  font-size: 11px;
  font-variant: small-caps;
  letter-spacing: 0.12em;
  text-transform: lowercase;
  color: var(--color-black);
  text-decoration: none;
  padding: 12px 14px;
  border-bottom: 2px solid transparent;
  scroll-snap-align: start;
}

.pillar-nav-link:hover {
  text-decoration: none;
  border-bottom-color: var(--gray-400);
}

.pillar-nav-link.active {
  border-bottom-color: var(--color-black);
  font-weight: bold;
}

/* -------------------------------------------------------------------
   Content Wrapper
   ------------------------------------------------------------------- */
.content-wrapper {
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: 32px var(--content-padding-mobile);
}

/* -------------------------------------------------------------------
   Section Rules & Headings
   ------------------------------------------------------------------- */
.section-rule {
  width: 100%;
  height: 1px;
  background-color: var(--gray-300);
  margin: 28px 0;
}

.section-heading {
  font-family: var(--font-serif);
  font-size: 13px;
  font-variant: small-caps;
  letter-spacing: 0.15em;
  text-transform: lowercase;
  color: var(--gray-600);
  margin-bottom: 20px;
}

.page-heading {
  font-family: var(--font-serif);
  font-size: 36px;
  font-weight: bold;
  line-height: 1.1;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

/* -------------------------------------------------------------------
   Breadcrumb
   ------------------------------------------------------------------- */
.breadcrumb {
  font-size: 12px;
  color: var(--gray-500);
  margin-bottom: 20px;
  font-variant: small-caps;
  letter-spacing: 0.08em;
  text-transform: lowercase;
}

.breadcrumb a {
  color: var(--gray-600);
  text-decoration: none;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.breadcrumb-sep {
  margin: 0 6px;
  color: var(--gray-400);
}

.breadcrumb-current {
  color: var(--color-black);
}

/* -------------------------------------------------------------------
   Homepage — Lead Article
   ------------------------------------------------------------------- */
.lead-article {
  margin-bottom: 0;
}

.lead-headline {
  font-size: 42px;
  font-weight: bold;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.lead-headline a {
  color: var(--color-black);
  text-decoration: none;
}

.lead-headline a:hover {
  text-decoration: underline;
}

.lead-summary {
  font-size: 18px;
  line-height: 1.5;
  color: var(--gray-700);
  margin-bottom: 12px;
}

.lead-meta {
  font-size: 13px;
  color: var(--gray-500);
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

/* -------------------------------------------------------------------
   Article List Items
   ------------------------------------------------------------------- */
.article-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.article-item {
  padding-bottom: 24px;
  border-bottom: 1px solid var(--gray-200);
}

.article-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.article-item-headline {
  font-size: 22px;
  font-weight: bold;
  line-height: 1.2;
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}

.article-item-headline a {
  color: var(--color-black);
  text-decoration: none;
}

.article-item-headline a:hover {
  text-decoration: underline;
}

.article-item-summary {
  font-size: 15px;
  line-height: 1.5;
  color: var(--gray-700);
  margin-bottom: 6px;
}

.article-item-meta {
  font-size: 12px;
  color: var(--gray-500);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.article-item-meta .byline {
  font-style: italic;
}

.article-item-meta .reading-time::before {
  content: "\b7\a0";
}

/* -------------------------------------------------------------------
   Homepage — Pillars Overview
   ------------------------------------------------------------------- */
.pillars-overview {
  margin-bottom: 0;
}

.pillar-block {
  display: inline-block;
  margin-right: 24px;
  margin-bottom: 12px;
}

.pillar-block-name {
  font-size: 14px;
  font-variant: small-caps;
  letter-spacing: 0.1em;
  text-transform: lowercase;
}

.pillar-block-name a {
  color: var(--color-black);
  text-decoration: none;
  border-bottom: 1px solid var(--gray-300);
  padding-bottom: 2px;
}

.pillar-block-name a:hover {
  border-bottom-color: var(--color-black);
}

/* -------------------------------------------------------------------
   Homepage — About Block
   ------------------------------------------------------------------- */
.about-block p {
  font-size: 15px;
  line-height: 1.65;
  color: var(--gray-700);
  text-align: justify;
}

/* -------------------------------------------------------------------
   Pillar Page
   ------------------------------------------------------------------- */
.pillar-heading {
  font-size: 40px;
  font-weight: bold;
  line-height: 1.1;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.pillar-description {
  font-size: 16px;
  line-height: 1.6;
  color: var(--gray-700);
}

/* Sub-Pillar List */
.sub-pillar-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.sub-pillar-item {
  padding-bottom: 20px;
  border-bottom: 1px solid var(--gray-200);
}

.sub-pillar-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.sub-pillar-name {
  font-size: 18px;
  font-weight: bold;
  margin-bottom: 4px;
}

.sub-pillar-name a {
  color: var(--color-black);
  text-decoration: none;
}

.sub-pillar-name a:hover {
  text-decoration: underline;
}

.sub-pillar-description {
  font-size: 14px;
  line-height: 1.5;
  color: var(--gray-600);
  margin-bottom: 4px;
}

.sub-pillar-count {
  font-size: 12px;
  color: var(--gray-400);
  font-variant: small-caps;
  letter-spacing: 0.08em;
}

/* Interlinks */
.interlink-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
}

.interlink-item {
  font-size: 13px;
  font-variant: small-caps;
  letter-spacing: 0.1em;
  text-transform: lowercase;
  color: var(--gray-600);
  text-decoration: none;
  border-bottom: 1px solid var(--gray-300);
  padding-bottom: 1px;
}

.interlink-item:hover {
  color: var(--color-black);
  border-bottom-color: var(--color-black);
  text-decoration: none;
}

/* -------------------------------------------------------------------
   Sub-Pillar Page
   ------------------------------------------------------------------- */
.sub-pillar-heading {
  font-size: 36px;
  font-weight: bold;
  line-height: 1.1;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.sub-pillar-editorial {
  font-size: 16px;
  line-height: 1.6;
  color: var(--gray-700);
}

.no-articles {
  font-size: 15px;
  color: var(--gray-500);
  font-style: italic;
}

/* Pagination */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  margin-top: 28px;
  font-size: 14px;
}

.pagination a {
  color: var(--color-black);
  text-decoration: none;
  font-variant: small-caps;
  letter-spacing: 0.08em;
}

.pagination a:hover {
  text-decoration: underline;
}

.pagination-info {
  color: var(--gray-500);
  font-size: 13px;
}

/* Sibling Navigation */
.sibling-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
}

.sibling-item {
  font-size: 13px;
  font-variant: small-caps;
  letter-spacing: 0.08em;
  text-transform: lowercase;
  color: var(--gray-500);
  text-decoration: none;
  padding: 4px 0;
}

.sibling-item:hover {
  color: var(--color-black);
  text-decoration: none;
}

.sibling-item.active {
  color: var(--color-black);
  font-weight: bold;
  border-bottom: 1px solid var(--color-black);
}

/* -------------------------------------------------------------------
   Article Page
   ------------------------------------------------------------------- */
.article-cluster-tag {
  margin-bottom: 12px;
}

.article-cluster-tag a {
  font-size: 12px;
  font-variant: small-caps;
  letter-spacing: 0.15em;
  text-transform: lowercase;
  color: var(--gray-600);
  text-decoration: none;
  border-bottom: 1px solid var(--gray-300);
  padding-bottom: 1px;
}

.article-cluster-tag a:hover {
  color: var(--color-black);
  border-bottom-color: var(--color-black);
}

.article-headline {
  font-size: 42px;
  font-weight: bold;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.article-deck {
  font-size: 20px;
  line-height: 1.4;
  color: var(--gray-700);
  margin-bottom: 20px;
  font-style: italic;
}

.article-byline-block {
  font-size: 13px;
  color: var(--gray-600);
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  margin-bottom: 4px;
}

.article-author {
  font-weight: bold;
  color: var(--color-black);
}

.article-desk {
  font-variant: small-caps;
  letter-spacing: 0.08em;
  text-transform: lowercase;
}

.article-date {
  color: var(--gray-500);
}

.article-reading-time {
  color: var(--gray-400);
}

/* Article Body */
.article-body {
  font-family: var(--font-serif);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-black);
}

.article-body p {
  margin-bottom: 18px;
  text-align: justify;
}

.article-body p:first-child::first-letter {
  float: left;
  font-size: 5em;
  line-height: 0.8;
  padding-right: 8px;
  padding-top: 4px;
  font-weight: bold;
  color: var(--color-black);
}

.article-body h2 {
  font-size: 24px;
  margin: 32px 0 16px;
}

.article-body h3 {
  font-size: 20px;
  margin: 28px 0 12px;
}

.article-body blockquote {
  border-left: 3px solid var(--color-black);
  padding-left: 20px;
  margin: 24px 0;
  font-style: italic;
  color: var(--gray-700);
}

.article-body blockquote p {
  text-align: left;
}

.article-body ul,
.article-body ol {
  margin: 16px 0;
  padding-left: 28px;
}

.article-body li {
  margin-bottom: 8px;
}

.article-body pre {
  background-color: var(--gray-100);
  padding: 16px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.5;
  margin: 24px 0;
}

.article-body code {
  font-family: var(--font-mono);
  font-size: 14px;
  background-color: var(--gray-100);
  padding: 2px 4px;
}

.article-body pre code {
  background: none;
  padding: 0;
}

.article-body figure {
  margin: 28px 0;
}

.article-body figcaption {
  font-size: 13px;
  color: var(--gray-600);
  margin-top: 8px;
  font-style: italic;
}

.article-body hr {
  border: none;
  height: 1px;
  background-color: var(--gray-300);
  margin: 32px 0;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
}

.article-body th,
.article-body td {
  border: 1px solid var(--gray-300);
  padding: 8px 12px;
  text-align: left;
  font-size: 14px;
}

.article-body th {
  background-color: var(--gray-100);
  font-weight: bold;
}

/* Share Links */
.article-share {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  font-size: 13px;
}

.share-label {
  font-variant: small-caps;
  letter-spacing: 0.12em;
  text-transform: lowercase;
  color: var(--gray-500);
}

.share-link {
  color: var(--gray-600);
  text-decoration: none;
  border-bottom: 1px solid var(--gray-300);
  padding-bottom: 1px;
}

.share-link:hover {
  color: var(--color-black);
  border-bottom-color: var(--color-black);
  text-decoration: none;
}

/* Related Articles */
.related-articles {
  margin-top: 0;
}

/* -------------------------------------------------------------------
   Search Page
   ------------------------------------------------------------------- */
.search-form {
  margin-bottom: 28px;
}

.search-input-group {
  display: flex;
  gap: 0;
}

.search-input {
  flex: 1;
  font-family: var(--font-serif);
  font-size: 16px;
  padding: 10px 14px;
  border: 1px solid var(--color-black);
  background: var(--color-white);
  color: var(--color-black);
  outline: none;
}

.search-input:focus {
  border-color: var(--color-black);
  box-shadow: 0 0 0 1px var(--color-black);
}

.search-button {
  font-family: var(--font-serif);
  font-size: 13px;
  font-variant: small-caps;
  letter-spacing: 0.12em;
  text-transform: lowercase;
  padding: 10px 20px;
  background-color: var(--color-black);
  color: var(--color-white);
  border: 1px solid var(--color-black);
  cursor: pointer;
}

.search-button:hover {
  background-color: var(--gray-800);
}

.search-result-count {
  font-size: 14px;
  color: var(--gray-600);
  margin-bottom: 24px;
}

.no-results {
  font-size: 15px;
  color: var(--gray-500);
  font-style: italic;
}

/* -------------------------------------------------------------------
   Membership Page
   ------------------------------------------------------------------- */
.membership-body p {
  font-size: 16px;
  line-height: 1.65;
  margin-bottom: 18px;
}

.membership-body a {
  color: var(--color-black);
  text-decoration: underline;
}

.membership-tiers {
  display: flex;
  flex-direction: column;
  gap: 28px;
  margin: 8px 0;
}

.tier-card {
  padding: 24px;
  border: 1px solid var(--color-black);
}

.tier-name {
  font-size: 20px;
  font-weight: bold;
  margin-bottom: 8px;
  font-variant: small-caps;
  letter-spacing: 0.1em;
  text-transform: lowercase;
}

.tier-description {
  font-size: 15px;
  line-height: 1.5;
  color: var(--gray-700);
  margin-bottom: 12px;
}

.tier-link {
  display: inline-block;
  font-size: 13px;
  font-variant: small-caps;
  letter-spacing: 0.12em;
  text-transform: lowercase;
  padding: 8px 20px;
  background-color: var(--color-black);
  color: var(--color-white);
  text-decoration: none;
}

.tier-link:hover {
  background-color: var(--gray-800);
  text-decoration: none;
}

/* -------------------------------------------------------------------
   About Page
   ------------------------------------------------------------------- */
.about-body p {
  font-size: 16px;
  line-height: 1.65;
  margin-bottom: 18px;
  text-align: justify;
}

.about-body a {
  color: var(--color-black);
  text-decoration: underline;
}

.about-body strong {
  font-weight: bold;
}

/* -------------------------------------------------------------------
   Error Page
   ------------------------------------------------------------------- */
.error-page {
  text-align: center;
  padding: 80px 20px;
}

.error-page .error-code,
.error-page h1 {
  font-size: 72px;
  font-weight: bold;
  color: var(--color-black);
  margin-bottom: 16px;
}

.error-page .error-message {
  font-size: 18px;
  color: var(--gray-600);
  margin-bottom: 24px;
}

.error-page a {
  color: var(--color-black);
  text-decoration: underline;
}

/* -------------------------------------------------------------------
   Footer
   ------------------------------------------------------------------- */
.site-footer {
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: 0 var(--content-padding-mobile) 48px;
}

.footer-inner {
  text-align: center;
}

.footer-rule {
  width: 100%;
  height: 1px;
  background-color: var(--gray-300);
  margin-bottom: 24px;
}

.footer-motto {
  font-family: var(--font-serif);
  font-size: 12px;
  font-variant: small-caps;
  letter-spacing: 0.2em;
  text-transform: lowercase;
  color: var(--gray-500);
  margin-bottom: 16px;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 20px;
  margin-bottom: 16px;
}

.footer-nav a {
  font-size: 12px;
  font-variant: small-caps;
  letter-spacing: 0.1em;
  text-transform: lowercase;
  color: var(--gray-500);
  text-decoration: none;
}

.footer-nav a:hover {
  color: var(--color-black);
  text-decoration: none;
}

.footer-legal {
  font-size: 11px;
  color: var(--gray-400);
  line-height: 1.5;
  max-width: 520px;
  margin: 0 auto;
}

/* -------------------------------------------------------------------
   Responsive — Tablet (640px+)
   ------------------------------------------------------------------- */
@media (min-width: 640px) {
  .content-wrapper {
    padding: 40px var(--content-padding-tablet);
  }

  .site-footer {
    padding: 0 var(--content-padding-tablet) 48px;
  }

  .masthead {
    padding: 40px 32px 28px;
  }

  .masthead-title {
    font-size: var(--masthead-size-tablet);
  }

  .lead-headline {
    font-size: 48px;
  }

  .article-headline {
    font-size: 48px;
  }

  .page-heading {
    font-size: 42px;
  }

  .pillar-heading {
    font-size: 44px;
  }

  .membership-tiers {
    flex-direction: row;
  }

  .tier-card {
    flex: 1;
  }
}

/* -------------------------------------------------------------------
   Responsive — Desktop (960px+)
   ------------------------------------------------------------------- */
@media (min-width: 960px) {
  .content-wrapper {
    padding: 48px var(--content-padding-desktop);
  }

  .site-footer {
    padding: 0 var(--content-padding-desktop) 60px;
  }

  .masthead {
    padding: 48px 40px 32px;
  }

  .masthead-title {
    font-size: var(--masthead-size-desktop);
  }

  .masthead-rule {
    width: 160px;
    margin: 18px auto 12px;
  }

  .masthead-location {
    font-size: 12px;
  }

  .pillar-nav-link {
    font-size: 12px;
    padding: 14px 18px;
  }

  .lead-headline {
    font-size: 56px;
  }

  .lead-summary {
    font-size: 20px;
  }

  .article-headline {
    font-size: 52px;
  }

  .article-deck {
    font-size: 22px;
  }

  .page-heading {
    font-size: 48px;
  }

  .pillar-heading {
    font-size: 48px;
  }

  .sub-pillar-heading {
    font-size: 40px;
  }
}

/* -------------------------------------------------------------------
   Responsive — Large Desktop (1200px+)
   ------------------------------------------------------------------- */
@media (min-width: 1200px) {
  .masthead-title {
    font-size: 96px;
  }

  .masthead-rule {
    width: 200px;
    margin: 20px auto 14px;
  }
}