/* ============================================================
   SystemLens.news — main.css
   Dark editorial publication. Amber on ink.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,500;0,700;1,400&family=Inter:wght@300;400;500;600&display=swap');

/* ─── Reset ──────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }
textarea, input, select { font: inherit; }

/* ─── Design tokens ──────────────────────────────────────────────────────── */
:root,
[data-theme="dark"] {
  --ink:       #070B14;
  --ink1:      #0B0F1A;
  --ink2:      #111827;
  --ink3:      #1A2235;
  --ink4:      #232D42;
  --seam:      rgba(255,255,255,0.06);
  --seam2:     rgba(255,255,255,0.10);
  --snow:      #F5F0E8;
  --snow2:     #C8C3BB;
  --snow3:     #7A7470;
  --snow4:     #3D3A35;
  --amber:     #F0A500;
  --amber2:    #BA7517;
  --amber3:    #2A1F08;
  --teal:      #1D9E75;
  --teal3:     #0A1F14;
  --purple:    #7F77DD;
  --purple3:   #130F2A;
  --red:       #E24B4A;
  --serif:     'Playfair Display', Georgia, serif;
  --sans:      'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --r4:        4px;
  --r8:        8px;
  --r12:       12px;
}

[data-theme="light"] {
  --ink:       #F8F6F0;
  --ink1:      #F3F0E8;
  --ink2:      #EAE6DA;
  --ink3:      #DDD8CC;
  --ink4:      #CEC9BC;
  --seam:      rgba(0,0,0,0.07);
  --seam2:     rgba(0,0,0,0.12);
  --snow:      #1A1610;
  --snow2:     #3D3830;
  --snow3:     #706860;
  --snow4:     #B0A898;
  --amber:     #9A5E00;
  --amber2:    #7A4800;
  --amber3:    #FFF3D8;
  --teal:      #0A6E50;
  --teal3:     #D8F5EC;
  --purple:    #3B34A0;
  --purple3:   #EEEDFE;
}

/* ─── Base ───────────────────────────────────────────────────────────────── */
body {
  background: var(--ink1);
  color: var(--snow);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.6;
  min-height: 100vh;
}

/* ─── Header ─────────────────────────────────────────────────────────────── */
.sl-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: var(--ink);
  border-bottom: 1px solid var(--seam);
  backdrop-filter: blur(12px);
}

.sl-header-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  height: 60px;
  gap: 40px;
}

.sl-wordmark {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--snow);
  white-space: nowrap;
  flex-shrink: 0;
}
.sl-wordmark span  { color: var(--amber); }
.sl-wordmark em    { font-size: 12px; color: var(--snow4); font-style: normal; letter-spacing: 0; margin-left: 1px; }

.sl-pillars-nav {
  display: flex;
  align-items: center;
  gap: 0;
  overflow-x: auto;
  scrollbar-width: none;
  justify-content: center;
}
.sl-pillars-nav::-webkit-scrollbar { display: none; }

.sl-pillar-link {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--snow3);
  padding: 0 14px;
  height: 60px;
  display: flex;
  align-items: center;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  white-space: nowrap;
  transition: color 0.15s, border-color 0.15s;
}
.sl-pillar-link:hover { color: var(--snow2); }
.sl-pillar-link.active { color: var(--amber); border-bottom-color: var(--amber); }

.sl-header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.sl-login-btn {
  font-size: 12px;
  font-weight: 500;
  color: var(--snow3);
  padding: 7px 14px;
  border: 1px solid var(--seam2);
  border-radius: var(--r4);
  transition: all 0.15s;
  letter-spacing: 0.2px;
}
.sl-login-btn:hover { color: var(--snow); border-color: var(--snow4); }

.sl-subscribe-btn {
  font-size: 12px;
  font-weight: 600;
  color: var(--ink);
  background: var(--amber);
  padding: 7px 16px;
  border-radius: var(--r4);
  letter-spacing: 0.3px;
  transition: opacity 0.15s, transform 0.1s;
}
.sl-subscribe-btn:hover  { opacity: 0.90; }
.sl-subscribe-btn:active { transform: scale(0.98); }

.sl-upgrade-btn {
  font-size: 11px;
  font-weight: 500;
  color: var(--amber);
  border: 1px solid var(--amber2);
  padding: 6px 12px;
  border-radius: var(--r4);
  transition: background 0.15s;
}
.sl-upgrade-btn:hover { background: var(--amber3); }

.sl-account-btn { color: var(--snow3); display: flex; padding: 6px; }
.sl-account-btn:hover { color: var(--snow2); }

.sl-theme-toggle { color: var(--snow4); padding: 6px; display: flex; }
.sl-theme-toggle:hover { color: var(--snow3); }

.sl-mobile-menu-btn { display: none; color: var(--snow3); padding: 6px; }

/* Mobile nav */
.sl-mobile-nav {
  display: none;
  flex-direction: column;
  background: var(--ink2);
  border-top: 1px solid var(--seam);
}
.sl-mobile-nav.open { display: flex; }
.sl-mobile-nav-link {
  padding: 14px 24px;
  font-size: 13px;
  font-weight: 500;
  color: var(--snow2);
  border-bottom: 1px solid var(--seam);
  letter-spacing: 0.2px;
}
.sl-mobile-nav-link:hover { background: var(--ink3); }
.sl-mobile-nav-link--accent { color: var(--amber); }
.sl-mobile-nav-divider { height: 1px; background: var(--seam2); }

/* ─── Taxonomy badges ────────────────────────────────────────────────────── */
.sl-taxonomy-badge {
  display: inline-flex;
  align-items: center;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 4px 9px;
  border-radius: 2px;
  line-height: 1;
}
.sl-taxonomy-badge--chronic    { background: var(--amber3); color: var(--amber);  }
.sl-taxonomy-badge--emerging   { background: var(--teal3);  color: var(--teal);   }
.sl-taxonomy-badge--perplexing { background: var(--purple3);color: var(--purple); }
.sl-taxonomy-badge--sm  { font-size: 8px; padding: 3px 7px; }
.sl-taxonomy-badge--lg  { font-size: 10px; padding: 5px 11px; }
.sl-taxonomy-badge--xs  { font-size: 8px; padding: 2px 5px; }

/* ─── Pillar + map tags ──────────────────────────────────────────────────── */
.sl-pillar-tag {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--snow3);
  transition: color 0.15s;
}
.sl-pillar-tag:hover { color: var(--snow2); }
.sl-pillar-tag--sm   { font-size: 9px; }

.sl-map-type-tag {
  font-size: 10px;
  font-weight: 500;
  color: var(--amber2);
  background: var(--amber3);
  border-radius: 2px;
  padding: 2px 7px;
  letter-spacing: 0.3px;
}

.sl-map-pill {
  font-size: 9px;
  font-weight: 600;
  color: var(--amber2);
  border: 1px solid var(--amber3);
  padding: 2px 6px;
  border-radius: 2px;
  letter-spacing: 0.5px;
}

.sl-paywall-pill {
  font-size: 9px;
  color: var(--teal);
  border: 1px solid var(--teal3);
  padding: 2px 6px;
  border-radius: 2px;
}

.sl-byline-sep { color: var(--snow4); font-size: 10px; }
.sl-ai-level { font-size: 9px; color: var(--snow4); border: 1px solid var(--seam2); padding: 2px 6px; border-radius: 2px; }

/* ─── Inner layout wrapper ───────────────────────────────────────────────── */
.sl-inner { max-width: 1400px; margin: 0 auto; padding: 0 32px; }

/* ─── Hero ───────────────────────────────────────────────────────────────── */
.sl-hero {
  border-bottom: 1px solid var(--seam);
  background: var(--ink);
}

.sl-hero-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 60px 32px;
  display: grid;
  grid-template-columns: 1fr 440px;
  gap: 64px;
  align-items: center;
}

.sl-hero-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.sl-hero-hed {
  font-family: var(--serif);
  font-size: 44px;
  line-height: 1.12;
  font-weight: 700;
  color: var(--snow);
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}
.sl-hero-hed a { color: inherit; }
.sl-hero-hed a:hover { color: var(--amber); }

.sl-hero-dek {
  font-size: 17px;
  line-height: 1.65;
  color: var(--snow2);
  margin-bottom: 24px;
  padding-left: 16px;
  border-left: 2px solid var(--amber);
  font-weight: 300;
}

.sl-hero-byline {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  color: var(--snow3);
  margin-bottom: 28px;
  font-weight: 500;
  flex-wrap: wrap;
}

.sl-author-link { color: var(--snow2); font-weight: 600; transition: color 0.15s; }
.sl-author-link:hover { color: var(--amber); }

.sl-hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--amber);
  border: 1px solid var(--amber2);
  padding: 10px 20px;
  border-radius: var(--r4);
  letter-spacing: 0.3px;
  transition: background 0.15s, transform 0.1s;
}
.sl-hero-cta:hover  { background: var(--amber3); }
.sl-hero-cta:active { transform: scale(0.98); }

.sl-map-frame {
  background: var(--ink2);
  border: 1px solid var(--seam2);
  border-radius: var(--r12);
  overflow: hidden;
}

.sl-map-frame-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  border-bottom: 1px solid var(--seam);
  background: var(--ink3);
}
.sl-map-frame-label span:first-child {
  font-size: 9px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--snow4);
  font-weight: 600;
}

.sl-map-preview-svg { padding: 20px; }
.sl-map-preview-svg svg { width: 100%; height: auto; }

.sl-hero-image img { width: 100%; border-radius: var(--r12); border: 1px solid var(--seam); }

/* ─── Section wrapper ────────────────────────────────────────────────────── */
.sl-section { padding: 56px 0; border-bottom: 1px solid var(--seam); }
.sl-section-inner { max-width: 1400px; margin: 0 auto; padding: 0 32px; }

.sl-section-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--snow4);
}

.sl-section-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 28px;
  gap: 20px;
}

.sl-see-all {
  font-size: 12px;
  font-weight: 600;
  color: var(--amber);
  letter-spacing: 0.3px;
  flex-shrink: 0;
  padding-top: 2px;
}
.sl-see-all:hover { text-decoration: underline; }

/* ─── Article grid ───────────────────────────────────────────────────────── */
.sl-article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--seam);
  border-radius: var(--r8);
  overflow: hidden;
}

.sl-card {
  background: var(--ink1);
  padding: 28px;
  border-right: 1px solid var(--seam);
  border-bottom: 1px solid var(--seam);
  transition: background 0.2s;
  position: relative;
}
.sl-card:hover { background: var(--ink2); }
.sl-card:nth-child(3n) { border-right: none; }
.sl-card:nth-last-child(-n+3) { border-bottom: none; }
.sl-card--large { grid-column: span 2; }

.sl-card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.sl-card-hed {
  font-family: var(--serif);
  font-size: 19px;
  line-height: 1.3;
  font-weight: 500;
  color: var(--snow);
  margin-bottom: 10px;
  letter-spacing: -0.2px;
}
.sl-card-hed a { color: inherit; }
.sl-card-hed a:hover { color: var(--amber); }
.sl-card--large .sl-card-hed { font-size: 26px; font-weight: 700; letter-spacing: -0.4px; }

.sl-card-dek {
  font-size: 13px;
  line-height: 1.6;
  color: var(--snow2);
  margin-bottom: 16px;
  font-weight: 300;
}

.sl-card-footer {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  color: var(--snow4);
  font-weight: 500;
}

.sl-card-author { color: var(--snow3); }
.sl-card-date { color: var(--snow4); }

/* ─── Taxonomy filters ───────────────────────────────────────────────────── */
.sl-taxonomy-filters { display: flex; gap: 6px; }
.sl-tax-filter {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
  padding: 5px 12px;
  border-radius: var(--r4);
  color: var(--snow3);
  border: 1px solid var(--seam2);
  transition: all 0.15s;
}
.sl-tax-filter:hover, .sl-tax-filter.active { color: var(--snow); border-color: var(--snow4); background: var(--ink3); }
.sl-tax-filter--chronic:hover    { color: var(--amber);  border-color: var(--amber3);  background: var(--amber3); }
.sl-tax-filter--emerging:hover   { color: var(--teal);   border-color: var(--teal3);   background: var(--teal3); }
.sl-tax-filter--perplexing:hover { color: var(--purple); border-color: var(--purple3); background: var(--purple3); }

/* ─── Taxonomy row sections ──────────────────────────────────────────────── */
.sl-taxonomy-section { background: var(--ink); }
.sl-taxonomy-section--chronic    { border-left: 3px solid var(--amber);  }
.sl-taxonomy-section--emerging   { border-left: 3px solid var(--teal);   }
.sl-taxonomy-section--perplexing { border-left: 3px solid var(--purple); }

.sl-taxonomy-def {
  font-size: 13px;
  color: var(--snow4);
  margin-top: 5px;
  max-width: 480px;
  line-height: 1.5;
  font-weight: 300;
}

/* ─── Article list ───────────────────────────────────────────────────────── */
.sl-article-list { display: flex; flex-direction: column; }

.sl-list-article {
  display: grid;
  grid-template-columns: 48px 1fr 36px;
  gap: 20px;
  align-items: start;
  padding: 18px 0;
  border-bottom: 1px solid var(--seam);
  transition: background 0.15s;
}
.sl-list-article:last-child { border-bottom: none; padding-bottom: 0; }

.sl-list-num {
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 700;
  color: var(--seam2);
  line-height: 1;
  padding-top: 3px;
  letter-spacing: -1px;
}

.sl-list-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 7px;
}

.sl-list-hed {
  font-family: var(--serif);
  font-size: 16px;
  line-height: 1.38;
  font-weight: 500;
  color: var(--snow);
}
.sl-list-hed a { color: inherit; }
.sl-list-hed a:hover { color: var(--amber); }

.sl-list-time {
  font-size: 11px;
  font-weight: 600;
  color: var(--snow4);
  padding-top: 4px;
  text-align: right;
}

/* ─── Pillars grid ───────────────────────────────────────────────────────── */
.sl-pillars-section { background: var(--ink); }

.sl-pillars-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--seam);
  border-radius: var(--r8);
  overflow: hidden;
}

.sl-pillar-card {
  background: var(--ink1);
  padding: 24px;
  display: block;
  border-right: 1px solid var(--seam);
  border-bottom: 1px solid var(--seam);
  transition: background 0.2s;
}
.sl-pillar-card:hover { background: var(--ink2); }
.sl-pillar-card:nth-child(4n)      { border-right: none; }
.sl-pillar-card:nth-last-child(-n+4) { border-bottom: none; }
/* 7 pillars — last card in row 2 spans to fill */
.sl-pillar-card:last-child:nth-child(4n+3) { border-right: 1px solid var(--seam); }

.sl-pillar-card-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--snow);
  margin-bottom: 7px;
  letter-spacing: -0.2px;
}
.sl-pillar-card-why {
  font-size: 12px;
  color: var(--snow4);
  margin-bottom: 16px;
  line-height: 1.45;
  font-weight: 300;
}
.sl-pillar-card-count {
  font-size: 11px;
  font-weight: 600;
  color: var(--amber2);
  letter-spacing: 0.3px;
}

/* ─── CTAs ───────────────────────────────────────────────────────────────── */
.sl-101-cta { background: var(--ink2); }
.sl-101-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}
.sl-101-heading {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--snow);
  margin-bottom: 10px;
  letter-spacing: -0.3px;
}
.sl-101-sub {
  font-size: 15px;
  color: var(--snow2);
  max-width: 580px;
  line-height: 1.65;
  font-weight: 300;
}

.sl-subscribe-cta { background: var(--amber3); border-bottom: none; }
.sl-subscribe-cta-inner { text-align: center; max-width: 580px; margin: 0 auto; }
.sl-subscribe-cta h2 {
  font-family: var(--serif);
  font-size: 32px;
  font-weight: 700;
  color: var(--amber);
  margin-bottom: 10px;
  letter-spacing: -0.5px;
}
.sl-subscribe-cta p {
  font-size: 15px;
  color: var(--amber2);
  margin-bottom: 28px;
  font-weight: 400;
}
.sl-subscribe-cta-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
}

/* ─── Buttons ────────────────────────────────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--amber);
  color: var(--ink);
  font-size: 13px;
  font-weight: 700;
  padding: 11px 22px;
  border-radius: var(--r4);
  border: none;
  cursor: pointer;
  letter-spacing: 0.3px;
  transition: opacity 0.15s, transform 0.1s;
  white-space: nowrap;
}
.btn-primary:hover  { opacity: 0.88; }
.btn-primary:active { transform: scale(0.98); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--snow2);
  font-size: 13px;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: var(--r4);
  border: 1px solid var(--seam2);
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}
.btn-secondary:hover { color: var(--snow); border-color: var(--snow4); background: var(--ink3); }

.btn-danger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--red);
  font-size: 13px;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: var(--r4);
  border: 1px solid rgba(226,75,74,0.4);
  cursor: pointer;
  transition: background 0.15s;
}
.btn-danger:hover { background: rgba(226,75,74,0.1); }

.btn-full   { width: 100%; }
.btn-sm     { font-size: 12px; padding: 7px 14px; }
.btn-xs     { font-size: 11px; padding: 4px 9px; }
.btn-large  { font-size: 15px; padding: 13px 26px; }

/* ─── Article page ───────────────────────────────────────────────────────── */
.sl-article-main {
  max-width: 1400px;
  margin: 0 auto;
  padding: 56px 32px;
}

.sl-article-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 80px;
  align-items: start;
}

.sl-article-header { margin-bottom: 36px; }

.sl-article-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.sl-article-hed {
  font-family: var(--serif);
  font-size: 38px;
  line-height: 1.15;
  font-weight: 700;
  color: var(--snow);
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.sl-article-dek {
  font-size: 18px;
  line-height: 1.65;
  color: var(--snow2);
  margin-bottom: 24px;
  border-left: 2px solid var(--amber);
  padding-left: 16px;
  font-weight: 300;
}

.sl-article-byline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  border-top: 1px solid var(--seam);
  border-bottom: 1px solid var(--seam);
  margin-bottom: 24px;
  gap: 16px;
  flex-wrap: wrap;
}

.sl-byline-author { display: flex; align-items: center; gap: 12px; }
.sl-author-avatar { width: 42px; height: 42px; border-radius: 50%; object-fit: cover; }
.sl-author-avatar-placeholder {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: var(--amber3);
  color: var(--amber);
  font-size: 16px;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.sl-author-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--snow);
  display: block;
  margin-bottom: 3px;
  letter-spacing: -0.1px;
}
.sl-author-name:hover { color: var(--amber); }
.sl-byline-details {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 12px;
  color: var(--snow3);
  font-weight: 400;
}

.sl-share-btns { display: flex; align-items: center; gap: 8px; }
.sl-share-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  font-weight: 500;
  color: var(--snow3);
  border: 1px solid var(--seam2);
  padding: 6px 12px;
  border-radius: var(--r4);
  transition: all 0.15s;
}
.sl-share-btn:hover { color: var(--snow); border-color: var(--snow4); }

.sl-concepts-strip { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 8px; }
.sl-concept-tag {
  font-size: 10px;
  font-weight: 600;
  color: var(--snow3);
  background: var(--ink3);
  padding: 4px 9px;
  border-radius: 2px;
  letter-spacing: 0.3px;
  text-transform: capitalize;
}

/* ─── Prose ──────────────────────────────────────────────────────────────── */
.sl-prose {
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.78;
  color: var(--snow);
  font-weight: 400;
}
.sl-prose p { margin-bottom: 22px; }
.sl-prose h2 {
  font-size: 26px;
  font-weight: 700;
  margin: 40px 0 14px;
  color: var(--snow);
  font-family: var(--serif);
  letter-spacing: -0.3px;
}
.sl-prose h3 {
  font-size: 20px;
  font-weight: 600;
  margin: 30px 0 10px;
  color: var(--snow);
  font-family: var(--serif);
}
.sl-prose blockquote {
  border-left: 3px solid var(--amber);
  padding: 4px 20px;
  margin: 28px 0;
  color: var(--snow2);
  font-style: italic;
}
.sl-prose ul, .sl-prose ol { margin: 0 0 22px 26px; }
.sl-prose li { margin-bottom: 8px; }
.sl-prose a { color: var(--amber); }
.sl-prose a:hover { text-decoration: underline; }
.sl-prose strong { color: var(--snow); font-weight: 700; }

/* ─── Systems map figure ──────────────────────────────────────────────────── */
.sl-map-figure {
  border: 1px solid var(--seam2);
  border-radius: var(--r12);
  overflow: hidden;
  margin: 36px 0;
  background: var(--ink2);
}
.sl-map-figure-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  background: var(--ink3);
  border-bottom: 1px solid var(--seam);
}
.sl-map-figure-label {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--snow4);
}
.sl-map-figure-type { font-size: 12px; font-weight: 500; color: var(--amber2); margin-left: 8px; }
.sl-map-expand-btn { color: var(--snow4); padding: 4px; display: flex; }
.sl-map-expand-btn:hover { color: var(--snow2); }
.sl-map-figure-svg { padding: 28px; }
.sl-map-figure-svg svg { width: 100%; height: auto; }
.sl-map-caption {
  font-size: 12px;
  color: var(--snow4);
  padding: 10px 18px;
  border-top: 1px solid var(--seam);
  font-style: italic;
  background: var(--ink3);
}

/* ─── Leverage points ─────────────────────────────────────────────────────── */
.sl-leverage-block {
  margin: 36px 0;
  padding: 24px;
  background: var(--ink2);
  border-radius: var(--r12);
  border: 1px solid var(--seam2);
}
.sl-leverage-heading {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--snow4);
  margin-bottom: 18px;
}
.sl-leverage-list { list-style: none; }
.sl-leverage-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 12px 0;
  border-bottom: 1px solid var(--seam);
}
.sl-leverage-item:last-child { border-bottom: none; padding-bottom: 0; }
.sl-leverage-arrow { font-size: 18px; font-weight: 700; flex-shrink: 0; margin-top: 1px; line-height: 1; }
.sl-leverage-item--up   .sl-leverage-arrow { color: var(--amber); }
.sl-leverage-item--down .sl-leverage-arrow { color: var(--snow4); }
.sl-leverage-item p { font-size: 14px; line-height: 1.6; color: var(--snow2); font-weight: 300; }

/* ─── Paywall gate ───────────────────────────────────────────────────────── */
.sl-paywall-gate { position: relative; }
.sl-paywall-preview { position: relative; overflow: hidden; max-height: 200px; }
.sl-paywall-preview-text { font-family: var(--serif); font-size: 18px; line-height: 1.78; color: var(--snow2); }
.sl-paywall-fade {
  position: absolute; bottom: 0; left: 0; right: 0; height: 120px;
  background: linear-gradient(transparent, var(--ink1));
}
.sl-paywall-card {
  background: var(--ink2);
  border: 1px solid var(--seam2);
  border-radius: var(--r12);
  padding: 40px;
  text-align: center;
  margin-top: 28px;
}
.sl-paywall-card h3 {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--snow);
  margin-bottom: 10px;
  letter-spacing: -0.2px;
}
.sl-paywall-card p { font-size: 15px; color: var(--snow2); margin-bottom: 24px; font-weight: 300; }
.sl-paywall-actions { display: flex; gap: 12px; justify-content: center; }

/* ─── Sidebar ────────────────────────────────────────────────────────────── */
.sl-article-sidebar { position: sticky; top: 76px; }

.sl-sidebar-card {
  background: var(--ink2);
  border: 1px solid var(--seam);
  border-radius: var(--r12);
  padding: 20px;
  margin-bottom: 16px;
}
.sl-sidebar-heading {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--snow4);
  margin-bottom: 4px;
}
.sl-sidebar-sub { font-size: 11px; color: var(--snow4); margin-bottom: 16px; }
.sl-sidebar-link { font-size: 12px; font-weight: 600; color: var(--amber); display: block; margin-top: 14px; }
.sl-sidebar-taxonomy-def { font-size: 13px; line-height: 1.55; color: var(--snow2); margin-top: 10px; font-weight: 300; }
.sl-sidebar-card--chronic    { border-color: rgba(240,165,0,0.2); }
.sl-sidebar-card--emerging   { border-color: rgba(29,158,117,0.2); }
.sl-sidebar-card--perplexing { border-color: rgba(127,119,221,0.2); }
.sl-sidebar-subscribe { text-align: center; border-color: var(--amber2); }
.sl-sidebar-subscribe p { font-size: 13px; color: var(--snow2); margin-bottom: 14px; font-weight: 300; }

.sl-101-links { display: flex; flex-direction: column; gap: 14px; }
.sl-101-item { padding-bottom: 14px; border-bottom: 1px solid var(--seam); }
.sl-101-item:last-child { border-bottom: none; padding-bottom: 0; }
.sl-101-concept { font-size: 13px; font-weight: 700; color: var(--amber); display: block; margin-bottom: 4px; }
.sl-101-def { font-size: 12px; color: var(--snow4); line-height: 1.45; font-weight: 300; }

.sl-related-list { display: flex; flex-direction: column; gap: 14px; }
.sl-related-item { display: flex; align-items: flex-start; gap: 9px; }
.sl-related-title { font-size: 13px; font-weight: 500; color: var(--snow2); line-height: 1.35; flex: 1; }
.sl-related-title:hover { color: var(--amber); }
.sl-related-time { font-size: 11px; font-weight: 600; color: var(--snow4); flex-shrink: 0; }

/* ─── Author bio ─────────────────────────────────────────────────────────── */
.sl-article-author-bio { margin-top: 56px; padding-top: 28px; border-top: 1px solid var(--seam); }
.sl-author-bio-inner { display: flex; gap: 18px; align-items: flex-start; }
.sl-author-bio-avatar { width: 54px; height: 54px; border-radius: 50%; flex-shrink: 0; }
.sl-author-bio-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--snow);
  margin-bottom: 5px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.sl-author-bio-name a:hover { color: var(--amber); }
.sl-author-type-tag { font-size: 10px; color: var(--snow4); border: 1px solid var(--seam2); padding: 2px 7px; border-radius: 2px; font-weight: 500; }
.sl-author-bio-text { font-size: 13px; color: var(--snow2); line-height: 1.6; font-weight: 300; }

/* ─── Map modal ──────────────────────────────────────────────────────────── */
.sl-map-modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(7,11,20,0.92);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 32px;
}
.sl-map-modal.open { display: flex; }
.sl-map-modal-inner {
  background: var(--ink2);
  border: 1px solid var(--seam2);
  border-radius: var(--r12);
  max-width: 960px;
  width: 100%;
  padding: 28px;
  position: relative;
}
.sl-map-modal-close {
  position: absolute;
  top: 16px; right: 16px;
  color: var(--snow4);
  font-size: 18px;
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  transition: all 0.15s;
}
.sl-map-modal-close:hover { color: var(--snow); background: var(--ink3); }
.sl-map-modal-svg svg { width: 100%; height: auto; }
.sl-map-modal-caption { font-size: 12px; color: var(--snow4); margin-top: 14px; text-align: center; font-style: italic; }

/* ─── Auth pages ─────────────────────────────────────────────────────────── */
.auth-page { min-height: 100vh; background: var(--ink); }

.auth-wrap {
  max-width: 1000px;
  margin: 0 auto;
  padding: 64px 32px;
  display: grid;
  grid-template-columns: 440px 1fr;
  gap: 72px;
  align-items: start;
}
.auth-wrap--centered { grid-template-columns: 440px; justify-content: center; }

.auth-card {
  background: var(--ink2);
  border: 1px solid var(--seam2);
  border-radius: var(--r12);
  padding: 36px;
}
.auth-card--solo { max-width: 440px; margin: 0 auto; }

.auth-brand { margin-bottom: 32px; }
.auth-brand h1 { font-family: var(--serif); font-size: 26px; font-weight: 700; color: var(--snow); letter-spacing: -0.3px; }
.auth-brand h1 span { color: var(--amber); }
.auth-tagline { font-size: 12px; color: var(--snow4); margin-top: 5px; font-weight: 400; }

.auth-heading { font-family: var(--serif); font-size: 22px; font-weight: 700; color: var(--snow); margin-bottom: 8px; letter-spacing: -0.2px; }
.auth-sub { font-size: 14px; color: var(--snow2); margin-bottom: 24px; line-height: 1.55; font-weight: 300; }

.auth-form { display: flex; flex-direction: column; gap: 18px; }

.auth-terms { font-size: 11px; color: var(--snow4); line-height: 1.55; text-align: center; }
.auth-terms a { color: var(--snow3); text-decoration: underline; }

.auth-divider { display: flex; align-items: center; gap: 14px; margin: 22px 0; }
.auth-divider::before,
.auth-divider::after { content: ''; flex: 1; height: 1px; background: var(--seam); }
.auth-divider span { font-size: 11px; color: var(--snow4); }

.auth-success { text-align: center; padding: 20px 0; }
.auth-success-icon {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--teal3);
  color: var(--teal);
  font-size: 20px;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 14px;
}
.auth-success p { font-size: 14px; color: var(--snow2); line-height: 1.55; }
.auth-hint { font-size: 12px; color: var(--snow4); margin-top: 8px; }

.auth-feature { padding-top: 8px; }
.auth-feature-inner { padding: 28px; background: var(--ink2); border: 1px solid var(--seam); border-radius: var(--r12); }
.auth-feature-badge { margin-bottom: 18px; }
.auth-feature-quote {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 500;
  color: var(--snow);
  line-height: 1.4;
  border-left: 3px solid var(--amber);
  padding-left: 16px;
  margin-bottom: 12px;
  letter-spacing: -0.2px;
}
.auth-feature-meta { font-size: 11px; color: var(--snow4); margin-bottom: 24px; font-weight: 500; }
.auth-feature-divider { height: 1px; background: var(--seam); margin: 20px 0; }
.auth-feature-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.auth-feature-list li { font-size: 13px; color: var(--snow2); padding-left: 16px; position: relative; font-weight: 400; }
.auth-feature-list li::before { content: '→'; position: absolute; left: 0; color: var(--amber); font-weight: 700; }

/* ─── Forms ──────────────────────────────────────────────────────────────── */
.form-group { display: flex; flex-direction: column; gap: 7px; }
.form-group label { font-size: 12px; font-weight: 600; color: var(--snow2); letter-spacing: 0.2px; }
.form-group input,
.form-group textarea,
.form-group select {
  background: var(--ink3);
  border: 1px solid var(--seam2);
  border-radius: var(--r4);
  color: var(--snow);
  font-size: 14px;
  padding: 11px 14px;
  font-family: var(--sans);
  width: 100%;
  transition: border-color 0.15s, background 0.15s;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--snow4); }
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus { outline: none; border-color: var(--amber2); background: var(--ink4); }
.form-optional { color: var(--snow4); font-weight: 400; }

/* ─── Alerts ─────────────────────────────────────────────────────────────── */
.alert { padding: 12px 16px; border-radius: var(--r4); font-size: 13px; margin-bottom: 18px; font-weight: 400; }
.alert-error   { background: rgba(226,75,74,0.1); color: var(--red);   border: 1px solid rgba(226,75,74,0.25); }
.alert-success { background: var(--teal3);        color: var(--teal);  border: 1px solid rgba(29,158,117,0.3); }
.alert-info    { background: var(--amber3);       color: var(--amber); border: 1px solid var(--amber2); }

/* ─── Account page ───────────────────────────────────────────────────────── */
.account-wrap { max-width: 960px; margin: 0 auto; padding: 56px 32px; }
.account-header { display: flex; align-items: center; gap: 16px; margin-bottom: 36px; }
.account-title { font-family: var(--serif); font-size: 32px; font-weight: 700; color: var(--snow); letter-spacing: -0.5px; }
.account-plan { font-size: 10px; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; padding: 5px 12px; border-radius: 2px; }
.plan-paid { background: var(--amber3); color: var(--amber); }
.plan-free { background: var(--ink3); color: var(--snow4); }
.account-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.account-card { background: var(--ink2); border: 1px solid var(--seam); border-radius: var(--r12); padding: 28px; }
.account-card--danger { border-color: rgba(226,75,74,0.15); }
.account-card-title { font-size: 10px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--snow4); margin-bottom: 18px; }
.account-form { display: flex; flex-direction: column; gap: 14px; }
.account-divider { height: 1px; background: var(--seam); margin: 18px 0; }
.account-dl { display: grid; grid-template-columns: auto 1fr; gap: 7px 20px; }
.account-dl dt { font-size: 12px; color: var(--snow4); font-weight: 500; }
.account-dl dd { font-size: 12px; color: var(--snow2); }
.account-meta { font-size: 11px; color: var(--snow4); margin: 8px 0 14px; }
.access-status { display: flex; align-items: flex-start; gap: 14px; padding: 14px; border-radius: var(--r8); margin-bottom: 14px; }
.access-status--paid { background: var(--teal3); }
.access-icon { color: var(--teal); font-size: 20px; flex-shrink: 0; }
.access-status strong { display: block; font-size: 13px; font-weight: 700; color: var(--teal); }
.access-status p { font-size: 12px; color: var(--snow3); margin-top: 3px; }
.meter-label { display: flex; justify-content: space-between; font-size: 12px; color: var(--snow3); margin-bottom: 7px; font-weight: 400; }
.meter-label strong { color: var(--snow2); font-weight: 700; }
.meter-bar { height: 3px; background: var(--ink4); border-radius: 2px; margin-bottom: 5px; }
.meter-fill { height: 100%; background: var(--amber); border-radius: 2px; }
.meter-reset { font-size: 11px; color: var(--snow4); }
.upgrade-cta { margin-top: 18px; padding-top: 18px; border-top: 1px solid var(--seam); }
.upgrade-cta p { font-size: 13px; color: var(--snow2); margin-bottom: 12px; }
.danger-heading { font-size: 13px; font-weight: 700; color: var(--red); margin-bottom: 7px; }
.danger-note { font-size: 12px; color: var(--snow4); margin-bottom: 14px; line-height: 1.5; }
.danger-confirm { margin-top: 14px; padding: 14px; background: rgba(226,75,74,0.06); border-radius: var(--r8); }
.danger-confirm p { font-size: 12px; color: var(--snow2); margin-bottom: 12px; }
.danger-confirm .btn-danger, .danger-confirm .btn-secondary { margin-right: 8px; }

/* ─── Subscribe page ─────────────────────────────────────────────────────── */
.subscribe-wrap { max-width: 960px; margin: 0 auto; padding: 64px 32px; }
.subscribe-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.subscribe-heading { font-family: var(--serif); font-size: 30px; font-weight: 700; color: var(--snow); margin-bottom: 10px; letter-spacing: -0.5px; }
.subscribe-sub { font-size: 15px; color: var(--snow2); margin-bottom: 28px; font-weight: 300; }
.plan-card { background: var(--ink2); border: 1px solid var(--seam2); border-radius: var(--r12); padding: 28px; margin-bottom: 16px; position: relative; }
.plan-card--paid { border-color: var(--amber2); background: var(--ink3); }
.plan-badge { position: absolute; top: -11px; left: 20px; font-size: 10px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; background: var(--amber); color: var(--ink); padding: 3px 12px; border-radius: 2px; }
.plan-header { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 18px; }
.plan-name { font-size: 17px; font-weight: 700; color: var(--snow); letter-spacing: -0.2px; }
.plan-price { font-family: var(--serif); font-size: 32px; font-weight: 700; color: var(--amber); }
.plan-period { font-size: 15px; color: var(--snow3); font-weight: 400; }
.plan-features { list-style: none; margin-bottom: 24px; display: flex; flex-direction: column; gap: 9px; }
.plan-features li { font-size: 13px; color: var(--snow2); padding-left: 18px; position: relative; font-weight: 400; }
.plan-features li::before { content: '→'; position: absolute; left: 0; color: var(--amber); font-weight: 700; }
.subscribe-form { display: flex; flex-direction: column; gap: 12px; }
.subscribe-terms { font-size: 11px; color: var(--snow4); text-align: center; margin-top: 8px; }
.subscribe-quote { font-family: var(--serif); font-size: 20px; font-weight: 500; color: var(--snow2); line-height: 1.45; border-left: 3px solid var(--amber); padding-left: 18px; margin-bottom: 32px; letter-spacing: -0.2px; }
.subscribe-samples-label { font-size: 10px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--snow4); margin-bottom: 16px; }
.subscribe-samples { display: flex; flex-direction: column; gap: 12px; }
.sample-item { display: flex; align-items: center; gap: 12px; }
.sample-title { font-size: 14px; color: var(--snow2); font-weight: 400; line-height: 1.35; }

/* ─── Footer ─────────────────────────────────────────────────────────────── */
.sl-footer { border-top: 1px solid var(--seam); background: var(--ink); margin-top: 0; }
.sl-footer-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 56px 32px;
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 80px;
}
.sl-wordmark--footer { display: inline-block; margin-bottom: 12px; }
.sl-footer-tagline { font-size: 13px; color: var(--snow4); line-height: 1.55; max-width: 200px; font-weight: 300; }
.sl-footer-nav { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; }
.sl-footer-col h4 { font-size: 10px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--snow4); margin-bottom: 14px; }
.sl-footer-col a { display: block; font-size: 13px; font-weight: 400; color: var(--snow3); margin-bottom: 10px; transition: color 0.15s; }
.sl-footer-col a:hover { color: var(--amber); }
.sl-footer-base {
  max-width: 1400px;
  margin: 0 auto;
  padding: 16px 32px;
  border-top: 1px solid var(--seam);
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--snow4);
  font-weight: 400;
}

/* ─── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .sl-pillars-nav { display: none; }
  .sl-mobile-menu-btn { display: flex; }
  .sl-header-inner { grid-template-columns: auto 1fr; }
  .sl-hero-inner { grid-template-columns: 1fr; gap: 32px; }
  .sl-hero-map, .sl-hero-image { display: none; }
  .sl-hero-hed { font-size: 34px; }
  .sl-article-grid { grid-template-columns: 1fr 1fr; }
  .sl-card--large { grid-column: span 2; }
  .sl-pillars-grid { grid-template-columns: repeat(2, 1fr); }
  .sl-article-layout { grid-template-columns: 1fr; gap: 40px; }
  .sl-article-sidebar { position: static; }
  .account-grid { grid-template-columns: 1fr; }
  .subscribe-grid { grid-template-columns: 1fr; }
  .sl-footer-inner { grid-template-columns: 1fr; gap: 40px; }
  .sl-footer-nav { grid-template-columns: repeat(2, 1fr); }
  .sl-101-cta-inner { flex-direction: column; gap: 24px; }
}

@media (max-width: 640px) {
  .sl-inner { padding: 0 16px; }
  .sl-header-inner { padding: 0 16px; }
  .sl-hero-inner { padding: 36px 16px; }
  .sl-hero-hed { font-size: 26px; }
  .sl-hero-dek { font-size: 15px; }
  .sl-article-grid { grid-template-columns: 1fr; }
  .sl-card--large { grid-column: span 1; }
  .sl-pillars-grid { grid-template-columns: 1fr; }
  .sl-article-hed { font-size: 26px; }
  .sl-article-dek { font-size: 16px; }
  .auth-wrap { grid-template-columns: 1fr; padding: 32px 16px; }
  .sl-subscribe-cta-actions { flex-direction: column; align-items: center; }
  .sl-section-inner { padding: 0 16px; }
  .sl-footer-inner { padding: 40px 16px; }
  .sl-footer-nav { grid-template-columns: 1fr 1fr; gap: 24px; }
  .sl-footer-base { padding: 14px 16px; flex-direction: column; gap: 4px; }
  .sl-article-main { padding: 32px 16px; }
}