/* ==========================================================
   DxNEWS design tokens
   ========================================================== */
:root {
  --bg: #F6F8F9;
  --surface: #FFFFFF;
  --ink: #10171F;
  --ink-soft: #4B5A67;
  --ink-faint: #8493A0;
  --line: #DCE3E6;

  --teal: #0B6E6E;
  --teal-deep: #06504F;
  --teal-tint: #E4F1EF;

  --confirmed: #1F7A4D;
  --confirmed-tint: #E6F3EB;
  --claimed: #A9701A;
  --claimed-tint: #FBF0E1;
  --alert: #B3261E;
  --alert-tint: #FBEAE9;

  --tier1: #0B6E6E;
  --tier2: #2C4A6E;
  --tier3: #6C6485;
  --tier4: #8493A0;

  --font-display: 'Newsreader', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'IBM Plex Mono', 'SF Mono', monospace;

  --radius: 14px;
  --max-width: 720px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ink);
  color: #fff;
  padding: 10px 16px;
  z-index: 200;
}
.skip-link:focus { left: 12px; top: 12px; }

a { color: var(--teal-deep); }
a:focus-visible,
button:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
}

/* ==========================================================
   Top bar
   ========================================================== */
.topbar {
  border-bottom: 1px solid var(--line);
  background: var(--surface);
  position: sticky;
  top: 0;
  z-index: 20;
}
.topbar-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 9px;
  display: block;
  flex-shrink: 0;
}
.wordmark {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 17px;
  letter-spacing: 0.02em;
  color: var(--ink);
}
.wordmark-accent { color: var(--teal); }
.topnav a {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  text-decoration: none;
  color: var(--ink-soft);
  text-transform: uppercase;
}
.topnav a:hover { color: var(--teal-deep); }

/* ==========================================================
   Live status strip (signature element #1)
   ========================================================== */
.live-strip {
  background: var(--ink);
  color: #E7ECEE;
}
.live-strip-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 16px 20px 18px;
}
.live-indicator {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}
.pulse {
  display: inline-flex;
  align-items: flex-end;
  gap: 2px;
  height: 14px;
}
.pulse-tick {
  width: 3px;
  background: var(--teal);
  border-radius: 1px;
  display: inline-block;
  animation: tick-rise 1.8s ease-in-out infinite;
}
.pulse-tick:nth-child(1) { height: 5px;  animation-delay: 0s; }
.pulse-tick:nth-child(2) { height: 10px; animation-delay: 0.15s; }
.pulse-tick:nth-child(3) { height: 14px; animation-delay: 0.3s; }
.pulse-tick:nth-child(4) { height: 8px;  animation-delay: 0.45s; }
.pulse-tick:nth-child(5) { height: 12px; animation-delay: 0.6s; }
@keyframes tick-rise {
  0%, 100% { opacity: 0.45; transform: scaleY(0.7); }
  50%      { opacity: 1;    transform: scaleY(1); }
}
@media (prefers-reduced-motion: reduce) {
  .pulse-tick { animation: none; opacity: 0.85; }
}
.live-label {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--teal);
}
.live-note {
  margin: 0 0 12px;
  font-size: 14px;
  color: #C7D1D5;
}
.live-meta {
  display: flex;
  gap: 22px;
  margin: 0;
  flex-wrap: wrap;
}
.live-meta dt {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #8FA0A6;
  margin-bottom: 2px;
}
.live-meta dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  color: #E7ECEE;
}
.live-refresh-note {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 10px;
  color: #6E7F85;
}

/* ==========================================================
   Category filters
   ========================================================== */
.filters {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 14px 20px 4px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
}
.filters::-webkit-scrollbar { display: none; }
.filter-chip {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink-soft);
  border-radius: 999px;
  padding: 7px 14px;
  cursor: pointer;
}
.filter-chip.is-active {
  background: var(--ink);
  border-color: var(--ink);
  color: #fff;
}

/* ==========================================================
   Industry Events strip — deliberately distinct from story cards.
   No evidence bar, no confirmed/claimed split, no risk badge here on
   purpose: an event listing isn't a claim being evaluated, it's a
   fact with a start and end date. Styling it identically to a story
   would visually imply it went through the same verification, which
   it doesn't and shouldn't need to.
   ========================================================== */
.events-section {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  padding: 18px 0 20px;
}
.events-header {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px 12px;
}
.events-header h2 {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  margin: 0;
}
.events-track {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  gap: 12px;
  overflow-x: auto;
  scrollbar-width: none;
}
.events-track::-webkit-scrollbar { display: none; }

.event-card {
  flex: 0 0 auto;
  width: 200px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-left: 3px solid var(--teal);
  border-radius: 10px;
  padding: 12px 14px;
  text-decoration: none;
  color: inherit;
}
.event-card:hover { border-color: var(--teal); }

.event-dates {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.03em;
  color: var(--teal-deep);
  margin-bottom: 6px;
}
.event-name {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.3;
  color: var(--ink);
  margin-bottom: 6px;
}
.event-location {
  font-size: 12px;
  color: var(--ink-soft);
}
.event-focus {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-faint);
  margin-top: 6px;
}

/* ==========================================================
   Feed
   ========================================================== */
.feed {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 16px 20px 40px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.feed-loading, .feed-empty {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-soft);
  padding: 24px 0;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 18px 16px;
  text-align: left;
  cursor: pointer;
  width: 100%;
  display: block;
}
.card:hover { border-color: var(--teal); }
.card.is-new {
  border-color: var(--teal);
  box-shadow: 0 0 0 1px var(--teal);
  animation: card-arrive 0.6s ease-out;
}
@keyframes card-arrive {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  .card.is-new { animation: none; }
}

.card-eyebrow {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-soft);
  margin-bottom: 10px;
}
.tier-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  display: inline-block;
}

.card-headline {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 500;
  line-height: 1.3;
  margin: 0 0 8px;
  color: var(--ink);
}

.card-summary {
  font-size: 14px;
  color: var(--ink-soft);
  margin: 0 0 14px;
  line-height: 1.55;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.evidence-meter {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.evidence-meter-bars {
  display: inline-flex;
  gap: 2px;
}
.evidence-meter-bars span {
  width: 4px;
  height: 12px;
  border-radius: 1px;
  background: var(--line);
}
.evidence-meter-bars span.filled { background: var(--confirmed); }
.evidence-meter-label {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink-faint);
}

.badge {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 3px 8px;
  border-radius: 999px;
  white-space: nowrap;
}
.badge-alert { background: var(--alert-tint); color: var(--alert); }
.badge-claimed { background: var(--claimed-tint); color: var(--claimed); }
.badge-new { background: var(--teal-tint); color: var(--teal-deep); }

.card-time {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-faint);
  margin-left: auto;
}

.demo-flag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.06em;
  color: var(--ink-faint);
  border: 1px dashed var(--line);
  border-radius: 4px;
  padding: 2px 6px;
  margin-bottom: 10px;
}

/* ==========================================================
   Story detail overlay
   ========================================================== */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(16, 23, 31, 0.55);
  z-index: 100;
  display: flex;
  justify-content: center;
  align-items: flex-end;
}
@media (min-width: 640px) {
  .overlay { align-items: center; padding: 24px; }
}
.overlay[hidden] { display: none; }

.overlay-panel {
  background: var(--surface);
  width: 100%;
  max-width: var(--max-width);
  max-height: 92vh;
  overflow-y: auto;
  border-radius: 20px 20px 0 0;
  position: relative;
  padding: 28px 22px 40px;
}
@media (min-width: 640px) {
  .overlay-panel { border-radius: var(--radius); }
}

.overlay-close {
  position: absolute;
  top: 14px;
  right: 14px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 50%;
  width: 34px;
  height: 34px;
  font-size: 20px;
  line-height: 1;
  color: var(--ink-soft);
  cursor: pointer;
}

.overlay-headline {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 500;
  line-height: 1.3;
  margin: 6px 40px 14px 0;
}

.overlay-summary {
  font-size: 15px;
  color: var(--ink-soft);
  margin-bottom: 20px;
  line-height: 1.6;
}

.overlay-section {
  margin-bottom: 22px;
}
.overlay-section h3 {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-faint);
  margin: 0 0 10px;
}
.overlay-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.overlay-list li {
  font-size: 14px;
  line-height: 1.5;
  padding-left: 22px;
  position: relative;
}
.overlay-list.confirmed li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--confirmed);
  font-weight: 700;
}
.overlay-list.claimed li::before {
  content: "?";
  position: absolute;
  left: 0;
  color: var(--claimed);
  font-weight: 700;
}
.overlay-empty-note {
  font-size: 13px;
  color: var(--ink-faint);
  font-style: italic;
}

.source-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
  padding: 10px 0;
  border-top: 1px solid var(--line);
  font-size: 13px;
}
.source-row:first-child { border-top: none; }
.source-name { color: var(--ink); font-weight: 500; }
.source-publisher { color: var(--ink-faint); font-size: 12px; }
.source-tier-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 2px 7px;
  border-radius: 999px;
  white-space: nowrap;
}

.overlay-meta-row {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-faint);
  border-top: 1px solid var(--line);
  padding-top: 14px;
  margin-top: 4px;
}

/* ==========================================================
   Footer
   ========================================================== */
.site-footer {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 24px 20px 60px;
  font-size: 12px;
  color: var(--ink-faint);
  line-height: 1.6;
}
.site-footer a { color: var(--ink-soft); }

/* ==========================================================
   Footer credit line
   ========================================================== */
.credit-line {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 12px;
  color: var(--ink-faint);
  text-align: center;
}
.credit-line .dot { color: var(--line); }
.credit-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--teal-deep);
  text-decoration: none;
  font: inherit;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
}
.credit-link:hover { text-decoration: none; color: var(--teal); }
.credit-avatar {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: inline-block;
  object-fit: cover;
}
/* credit-reach: intentionally no separate styling — should read
   identically to the rest of the credit line, not stand out. */

/* ==========================================================
   Contact modal + form
   ========================================================== */
.contact-panel { padding-top: 30px; }
.contact-heading {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 500;
  margin: 0 0 6px;
}
.contact-intro {
  font-size: 14px;
  color: var(--ink-soft);
  margin: 0 0 20px;
}

/* Honeypot field — present for bots to fill, hidden from real visitors
   without using display:none (which some bots skip over). */
.hidden-field {
  position: absolute;
  left: -5000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  margin: 16px 0 6px;
}
.form-label:first-of-type { margin-top: 0; }
.optional-tag { color: var(--ink-faint); text-transform: none; letter-spacing: 0; }
.required-tag { color: var(--claimed); text-transform: none; letter-spacing: 0; }

.form-input {
  width: 100%;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  box-sizing: border-box;
}
.form-input:focus { outline: 2px solid var(--teal); outline-offset: 1px; }
textarea.form-input { resize: vertical; font-family: var(--font-body); }

.form-submit {
  margin-top: 20px;
  width: 100%;
  background: var(--ink);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 12px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}
.form-submit:hover { background: var(--teal-deep); }
.form-submit:disabled { opacity: 0.6; cursor: default; }

.form-status {
  margin: 12px 0 0;
  font-size: 13px;
  min-height: 18px;
}
.form-status.is-success { color: var(--confirmed); }
.form-status.is-error { color: var(--alert); }

.privacy-notice {
  margin: 16px 0 0;
  font-size: 11px;
  line-height: 1.5;
  color: var(--ink-faint);
}

/* ==========================================================
   About page
   ========================================================== */
.about-main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 32px 20px 60px;
}
.about-main h1 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 30px;
}
.about-main h2 {
  font-family: var(--font-mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--teal-deep);
  margin-top: 34px;
}
.about-main p, .about-main li { font-size: 15px; line-height: 1.65; color: var(--ink-soft); }
.about-main a { color: var(--teal-deep); }
.back-link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  margin-bottom: 20px;
  text-decoration: none;
  color: var(--ink-soft);
}