/*
Theme Name: arbitr
Theme URI: https://arbitr.ai
Author: arbitr
Description: Defensible intelligence for high-stakes content.
Version: 1.0.0
License: GNU General Public License v2 or later
Text Domain: arbitr
*/

/* ── Plus Jakarta Sans — self-hosted (SIL OFL) ──────────────────────────── */
@font-face {
  font-family: 'Plus Jakarta Sans';
  src: url('fonts/plus-jakarta-sans-400.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Plus Jakarta Sans';
  src: url('fonts/plus-jakarta-sans-500.woff2') format('woff2');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Plus Jakarta Sans';
  src: url('fonts/plus-jakarta-sans-700.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  --cream: #FAF8F3;
  --ocean: #1B5E8F;
  --ink:   #0F1419;
  --sky:   #7FB3D9;
  --slate: #2A3F52;
  --pale:  #E8F2F9;
  --amber: #D4860A;
  --sage:  #2F7A5C;
  --mist:  #94A3B8;
  --rule:  #E5E2DA;
  --rule-strong: #D7D2C5;
}

html { scrollbar-gutter: stable; }
html, body { background: var(--cream); color: var(--ink); }
body {
  font-family: 'Inter', ui-sans-serif, system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "ss01","cv11";
  overflow-x: hidden;
}
::selection { background: rgba(27,94,143,0.18); color: var(--ink); }

/* Display headlines — Plus Jakarta Sans, falling back to Inter */
.display {
  font-family: 'Plus Jakarta Sans', 'Inter', ui-sans-serif, system-ui, sans-serif;
  font-weight: 500;
  letter-spacing: -0.025em;
  line-height: 1.06;
}
.display-tight { letter-spacing: -0.03em; }

/* Subtle background grid — very low contrast */
.canvas::before {
  content: ""; position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image:
    linear-gradient(rgba(15,20,25,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15,20,25,0.025) 1px, transparent 1px);
  background-size: 96px 96px;
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black 30%, transparent 80%);
          mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black 30%, transparent 80%);
}

/* Mono micro labels */
.mono-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--slate);
}
.mono-label-ocean { color: var(--ocean); }
.mono-label-amber { color: var(--amber); }
.mono-label-mist  { color: var(--mist); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 12px 20px;
  font-size: 14px; font-weight: 500;
  border-radius: 2px;
  border: 1px solid transparent;
  transition: background .2s ease, border-color .2s ease, color .2s ease, box-shadow .2s ease;
  line-height: 1;
  cursor: pointer;
}
.btn-primary {
  background: var(--amber);
  color: #fff;
  border-color: var(--amber-deep);
  box-shadow: 0 1px 0 rgba(15,20,25,0.04), 0 8px 18px -10px rgba(212,134,10,0.45);
}
.btn-primary:hover {
  background: #B5720A !important;
  border-color: #9A6009 !important;
}
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--rule-strong);
}
.btn-ghost:hover {
  background: #E8F2F9 !important;
  border-color: #1B5E8F !important;
  color: #1B5E8F !important;
}
.btn-link {
  color: var(--ocean);
  border: 0; padding: 8px 0; background: transparent;
}
.btn-link:hover { color: #164D75 !important; }

/* Surfaces */
.card {
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: 4px;
}
.card-tinted {
  background: var(--pale);
  border: 1px solid var(--rule);
  border-radius: 4px;
}
.ink-card {
  background: var(--ink);
  color: #E8ECF0;
  border-radius: 4px;
  border: 1px solid #1A2128;
}

.hair { border-top: 1px solid var(--rule); }
.hair-b { border-bottom: 1px solid var(--rule); }

/* Severity chips */
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 2px 8px; border-radius: 2px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10.5px; letter-spacing: 0.08em; text-transform: uppercase;
}
.chip-critical { color: #B43A2A; border: 1px solid rgba(180,58,42,0.35); background: rgba(180,58,42,0.06); }
.chip-pending  { color: var(--amber); border: 1px solid rgba(212,134,10,0.35); background: rgba(212,134,10,0.07); }
.chip-resolved { color: var(--sage); border: 1px solid rgba(47,122,92,0.35); background: rgba(47,122,92,0.06); }
.chip-rec      { color: var(--ocean); border: 1px solid rgba(27,94,143,0.30); background: rgba(27,94,143,0.06); }

/* Hairline pill (for metadata) */
.pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 4px 10px; border-radius: 999px;
  border: 1px solid var(--rule-strong);
  background: #fff;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  color: var(--slate);
}
.pill .dot { width: 6px; height: 6px; border-radius: 999px; background: var(--mist); }

/* Links */
a.link, button.nav-dropdown-btn { position: relative; color: var(--ocean); text-decoration: none; }
a.link::after, button.nav-dropdown-btn::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: -2px; height: 1px;
  background: currentColor; transition: right .35s cubic-bezier(.2,.8,.2,1);
}
a.link:hover::after, button.nav-dropdown-btn:hover::after { right: 0; }

/* Rise on scroll */
.rise { opacity: 0; transform: translateY(12px); transition: opacity .7s cubic-bezier(.2,.8,.2,1), transform .7s cubic-bezier(.2,.8,.2,1); }
.rise.in { opacity: 1; transform: none; }

/* Confidence bar */
.conf-track { height: 6px; background: var(--rule); border-radius: 999px; overflow: hidden; }
.conf-fill  { height: 100%; background: linear-gradient(90deg, var(--ocean), var(--sage)); border-radius: 999px; }

/* Workflow step cycling highlight */
.workflow-active {
  background: var(--pale) !important;
  border-color: var(--ocean) !important;
  transition: background 0.4s ease, border-color 0.4s ease;
}
.workflow-active .stage-num {
  background: var(--ocean) !important;
  color: #fff !important;
  border-color: var(--ocean) !important;
  transition: background 0.4s ease, color 0.4s ease;
}

/* Workflow lozenge */
.stage-num {
  width: 28px; height: 28px; border-radius: 999px;
  background: #fff; border: 1px solid var(--rule-strong);
  display: inline-flex; align-items: center; justify-content: center;
  font-family: 'IBM Plex Mono', monospace; font-size: 11px; color: var(--slate);
}

/* Evidence row hover */
.evrow { transition: background .15s ease; }
.evrow:hover { background: var(--pale); }

/* Sticky CTA */
.sticky-cta {
  position: fixed; right: 24px; bottom: 24px; z-index: 40;
  opacity: 0; transform: translateY(8px); pointer-events: none;
  transition: opacity .3s ease, transform .3s ease;
}
.sticky-cta.show { opacity: 1; transform: none; pointer-events: auto; }
@media (max-width: 640px) {
  .sticky-cta { right: 16px; bottom: 16px; }
}

/* ============================= Mobile nav ============================= */
.nav-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px;
  color: var(--ink);
  background: transparent; border: 0; cursor: pointer;
  margin-right: -8px;
  transition: color .15s ease, background .15s ease;
  border-radius: 4px;
}
.nav-toggle:hover { color: var(--ocean); background: rgba(15,20,25,0.04); }

.mobile-menu {
  position: fixed; inset: 0; z-index: 60;
  background: var(--cream);
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .22s ease, visibility .22s;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.mobile-menu.open { opacity: 1; visibility: visible; pointer-events: auto; }

.mobile-menu-inner {
  min-height: 100%;
  display: flex; flex-direction: column;
  max-width: 1240px; margin: 0 auto;
  padding: 0 24px 32px;
}
.mobile-menu-header {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
  border-bottom: 1px solid var(--rule);
  margin: 0 -24px; padding: 0 24px;
}

.mobile-menu-nav {
  flex: 1;
  padding: 32px 0 24px;
  display: flex; flex-direction: column; gap: 32px;
}
.mobile-menu-section {
  display: flex; flex-direction: column; gap: 14px;
}
.mobile-menu-section .mono-label { margin-bottom: 4px; }

.mobile-menu-link,
.mobile-menu-sub {
  font-family: 'Plus Jakarta Sans', Inter, sans-serif;
  color: var(--ocean);
  letter-spacing: -0.02em;
  text-decoration: none;
  line-height: 1.2;
  transition: opacity .12s ease;
}
.mobile-menu-link { font-size: 18px; font-weight: 500; }
.mobile-menu-sub  { font-size: 15px; font-weight: 400; opacity: 0.85; }
.mobile-menu-link:hover, .mobile-menu-sub:hover { opacity: 0.7; }

.mobile-menu-footer {
  padding-top: 24px;
  border-top: 1px solid var(--rule);
  display: flex; flex-direction: column; gap: 16px; align-items: center;
}
.mobile-menu-signin {
  font-family: 'Inter', ui-sans-serif, system-ui, sans-serif;
  font-size: 14px;
  color: rgba(15,20,25,0.7);
  text-decoration: none;
  text-align: center;
  transition: color .12s ease;
}
.mobile-menu-signin:hover { color: var(--ocean); }
.mobile-menu-cta {
  width: 100%;
  justify-content: center;
  font-size: 18px;
  font-weight: 500;
  padding: 16px 24px;
  letter-spacing: -0.02em;
}

body.menu-open { overflow: hidden; }

/* Footer column menus (wp_nav_menu output) */
.footer-menu { list-style: none; padding: 0; margin: 0; }
.footer-menu li { margin: 0; }

/* Footer social icons */
.footer-social {
  display: flex; align-items: center; gap: 8px;
  list-style: none; padding: 0; margin: 0 0 0 -7px; /* offset first icon's 32px hit-box so glyph aligns with text above */
}
.footer-social a {
  display: inline-flex; align-items: center; justify-content: center;
  width: 32px; height: 32px;
  color: var(--mist);
  border-radius: 4px;
  transition: color .15s ease, background .15s ease;
}
.footer-social a:hover { color: var(--ocean); background: rgba(15,20,25,0.04); }

/* Platform dropdown button — reset native button so it matches a.link siblings */
button.nav-dropdown-btn {
  display: inline-flex; align-items: center; gap: 4px;
  font-family: inherit;
  font-size: 13.5px;
  font-weight: inherit;
  line-height: inherit;
  letter-spacing: inherit;
  background: transparent;
  border: 0;
  padding: 0;
  margin: 0;
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
}
button.nav-dropdown-btn:focus { outline: none; }
button.nav-dropdown-btn:focus-visible { outline: 2px solid var(--ocean); outline-offset: 3px; border-radius: 1px; }
.nav-dropdown-caret {
  width: 12px; height: 12px;
  transform-origin: 50% 50%;
  flex-shrink: 0;
}

:focus-visible { outline: 2px solid var(--ocean); outline-offset: 2px; border-radius: 1px; }

/* Status ticker */
.ticker-row { animation: tickerRise .5s cubic-bezier(.2,.8,.2,1); }
@keyframes tickerRise { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* Source highlight */
.src-link {
  background: linear-gradient(180deg, transparent 60%, rgba(27,94,143,0.15) 60%);
  cursor: pointer;
  color: var(--ink);
  transition: background .2s ease;
}
.src-link:hover { background: linear-gradient(180deg, transparent 55%, rgba(27,94,143,0.28) 55%); }

details > summary { list-style: none; cursor: pointer; }
details > summary::-webkit-details-marker { display: none; }
details[open] .chev { transform: rotate(180deg); }
.chev { transition: transform .25s; }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  .rise { opacity: 1 !important; transform: none !important; }
}

/* ── Post body prose ──────────────────────────────────────────── */
.arbitr-prose {
  font-family: 'Inter', ui-sans-serif, system-ui, sans-serif;
  font-size: 16.5px;
  line-height: 1.78;
  color: var(--ink);
}
.arbitr-prose h2 {
  font-family: 'Plus Jakarta Sans', 'Inter', ui-sans-serif, system-ui, sans-serif;
  font-weight: 500;
  font-size: 28px;
  letter-spacing: -0.025em;
  line-height: 1.18;
  color: var(--ocean);
  margin: 2.25em 0 0.7em;
}
.arbitr-prose h3 {
  font-family: 'Plus Jakarta Sans', 'Inter', ui-sans-serif, system-ui, sans-serif;
  font-weight: 500;
  font-size: 21px;
  letter-spacing: -0.02em;
  line-height: 1.25;
  color: var(--ink);
  margin: 1.9em 0 0.55em;
}
.arbitr-prose h4 {
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.01em;
  color: var(--ink);
  margin: 1.75em 0 0.4em;
}
.arbitr-prose p { margin: 0 0 1.3em; }
.arbitr-prose p:last-child { margin-bottom: 0; }
.arbitr-prose ul,
.arbitr-prose ol { margin: 0 0 1.3em 1.4em; }
.arbitr-prose li { margin-bottom: 0.45em; }
.arbitr-prose ul li { list-style-type: disc; }
.arbitr-prose ol li { list-style-type: decimal; }
.arbitr-prose blockquote {
  border-left: 2px solid var(--ocean);
  padding: 0.1em 0 0.1em 1.25em;
  margin: 1.75em 0;
  color: var(--slate);
  font-style: italic;
}
.arbitr-prose blockquote p { margin-bottom: 0.5em; }
.arbitr-prose a { color: var(--ocean); text-decoration: underline; text-decoration-color: rgba(27,94,143,0.35); text-underline-offset: 3px; transition: text-decoration-color .2s; }
.arbitr-prose a:hover { color: var(--ocean-deep); text-decoration-color: var(--ocean-deep); }
.arbitr-prose strong { font-weight: 600; }
.arbitr-prose em { font-style: italic; }
.arbitr-prose code {
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: 0.875em;
  background: var(--pale);
  color: var(--slate);
  padding: 0.12em 0.42em;
  border-radius: 2px;
  border: 1px solid var(--rule);
}
.arbitr-prose pre {
  background: var(--ink);
  color: #E8ECF0;
  padding: 1.25em 1.5em;
  border-radius: 4px;
  overflow-x: auto;
  margin: 1.75em 0;
}
.arbitr-prose pre code {
  background: transparent;
  border: 0;
  padding: 0;
  color: inherit;
  font-size: 13px;
}
.arbitr-prose hr {
  border: 0;
  border-top: 1px solid var(--rule);
  margin: 2.75em 0;
}
.arbitr-prose img {
  max-width: 100%;
  border-radius: 4px;
  border: 1px solid var(--rule);
  margin: 1.5em 0;
}
.arbitr-prose figure { margin: 1.75em 0; }
.arbitr-prose figcaption {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mist);
  margin-top: 0.6em;
}
.arbitr-prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  margin: 1.75em 0;
}
.arbitr-prose th {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--slate);
  text-align: left;
  padding: 8px 12px;
  border-bottom: 1px solid var(--rule-strong);
}
.arbitr-prose td {
  padding: 9px 12px;
  border-bottom: 1px solid var(--rule);
  color: var(--ink);
  vertical-align: top;
}