/* ============================================================
   base.css — minimal reset + element defaults.
   Loaded after tokens.css. No design decisions live here; only
   normalisation across browsers.
   ============================================================ */

*, *::before, *::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  min-height: 100vh;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
}

input, button, textarea, select {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  background: none;
  border: 0;
  padding: 0;
  margin: 0;
}

ul, ol {
  list-style: none;
  padding: 0;
  margin: 0;
}

p {
  margin: 0 0 var(--s-5);
}

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 var(--s-5);
}

/* The Logo and Nav layouts need a stable monospace baseline for the
   IQ wordmark; ensure tabular-nums by default for monospace text. */
.mono, .mono * {
  font-variant-numeric: tabular-nums;
}

/* Global container helpers used by app_start.php */
.shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

.container-read {
  width: 100%;
  max-width: var(--container-read);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

main.app-main {
  flex: 1 0 auto;
  padding-top: var(--s-9);
  padding-bottom: var(--s-11);
}

/* ============================================================
   Wordmark — canonical disclosureIQ brand treatment.
   Per Implementation v2 §0.3 and design-system §9.2.
   "disclosure" Source Serif 4 weight 500 +
   "IQ" Geist Mono weight 500 +
   aubergine dot offset 2px above baseline.
   ============================================================ */
.wordmark {
  display: inline-flex;
  align-items: baseline;
  gap: 1px;
  line-height: 1;
  color: var(--ink-900);
  text-decoration: none;
  white-space: nowrap;
}
.wordmark__disclosure {
  font-family: var(--serif);
  font-weight: 500;
}
.wordmark__iq {
  font-family: var(--mono-brand);
  font-weight: 500;
  letter-spacing: 0.01em;
}
.wordmark__dot {
  display: inline-block;
  width: 0.22em;
  height: 0.22em;
  background: var(--accent);
  border-radius: 50%;
  position: relative;
  top: -0.7em;          /* 2px-equivalent offset at the 22px nav size */
  margin-left: 0.04em;
}
.wordmark:hover { color: var(--ink-900); }

/* ============================================================
   Top navigation
   ============================================================ */
.app-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--cream-100);
  border-bottom: var(--rule-ink);
}
.app-nav__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--s-4) var(--s-8);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--s-7);
}
.app-nav__links {
  display: flex;
  gap: 22px;
  align-items: center;
  justify-content: center;
}
.app-nav__link {
  font: 400 var(--t-body-s) var(--sans);
  color: var(--ink-900);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  white-space: nowrap;
}
.app-nav__link:hover { color: var(--accent); border-bottom-color: var(--accent); }
.app-nav__link[aria-current="page"] { font-weight: 500; border-bottom-color: var(--ink-900); }

.app-nav__actions {
  display: flex;
  gap: var(--s-5);
  align-items: center;
}

.app-nav__search {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 10px;
  border: 1px solid var(--cream-400);
  background: var(--cream-50);
  color: var(--ink-900);
}
.app-nav__search input {
  border: 0;
  background: transparent;
  outline: none;
  font: 400 var(--t-body-s) var(--sans);
  color: var(--ink-900);
  width: 170px;
  padding: 0;
}
.app-nav__search input::placeholder { color: var(--fg-meta); }
.app-nav__kbd {
  font: 500 10px var(--mono);
  color: var(--fg-meta);
  border: 1px solid var(--cream-400);
  padding: 1px 4px;
  white-space: nowrap;
}
@media (max-width: 1000px) {
  .app-nav__search { display: none; }
}

.app-nav__signin {
  font: 400 var(--t-body-s) var(--sans);
  color: var(--ink-700);
  text-decoration: none;
  white-space: nowrap;
}
.app-nav__signin:hover { color: var(--accent); }

/* Bundle #1.5 — Account avatar + dropdown (logged-in state) */
.app-nav__account {
  position: relative;
  display: inline-block;
}
.app-nav__avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--ink-900);
  background: var(--ink-900);
  color: var(--cream-50);
  font: 500 11px/1 var(--sans);
  letter-spacing: 0.04em;
  cursor: pointer;
  padding: 0;
  transition: background-color 120ms ease, border-color 120ms ease;
}
.app-nav__avatar:hover,
.app-nav__avatar[aria-expanded="true"] {
  background: var(--accent);
  border-color: var(--accent);
}
.app-nav__menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 240px;
  background: var(--cream-50);
  border: 1px solid var(--cream-400);
  border-radius: var(--radius-1);
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
  padding: 4px 0;
  z-index: 50;
}
.app-nav__menu[hidden] { display: none; }
.app-nav__menu-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
}
.app-nav__menu-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--ink-900);
  color: var(--cream-50);
  font: 500 10px/1 var(--sans);
  letter-spacing: 0.04em;
  flex: 0 0 auto;
}
.app-nav__menu-email {
  font: 400 13px/1.3 var(--sans);
  color: var(--ink-700);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}
.app-nav__menu-divider {
  height: 1px;
  background: var(--cream-400);
  margin: 4px 0;
}
.app-nav__menu-item {
  display: block;
  width: 100%;
  text-align: left;
  padding: 9px 14px;
  font: 400 13px/1.3 var(--sans);
  color: var(--ink-900);
  background: none;
  border: 0;
  text-decoration: none;
  cursor: pointer;
}
.app-nav__menu-item:hover,
.app-nav__menu-item:focus { background: var(--cream-100); outline: none; }
.app-nav__menu-item--button { font-family: var(--sans); }

@media (max-width: 768px) {
  .app-nav__menu { min-width: 220px; right: -8px; }
}

/* Header Redesign A (2026-06-05) — Browse dropdown */
.app-nav__browse {
  position: relative;
  /* inline-flex instead of inline-block: the latter introduced an inline
     line-box ~3 px taller than the button inside, which made the flex
     parent .app-nav__links center the wrapper 1.5 px below the sibling
     anchors. inline-flex hugs the button's box exactly. */
  display: inline-flex;
  align-items: center;
}
.app-nav__browse-toggle {
  background: none;
  border: 0;
  border-bottom: 1px solid transparent;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 0 0 2px 0;
  /* Baseline alignment with sibling <a class="app-nav__link"> anchors:
     user-agent buttons have their own font shorthand (15px/21px from
     the UA stylesheet inheriting body type), which made Browse a
     different size than its anchor siblings — so .app-nav__links
     { align-items: center } centered it off by ~1.25 px. We mirror
     the anchor's explicit font rule so both line-boxes are identical. */
  font: 400 var(--t-body-s) var(--sans);
  vertical-align: baseline;
  color: var(--ink-900);
}
.app-nav__browse-toggle:hover { color: var(--accent); border-bottom-color: var(--accent); }
.app-nav__browse-toggle[aria-current="page"] { font-weight: 500; border-bottom-color: var(--ink-900); }
.app-nav__browse-chevron { transition: transform 150ms ease; flex-shrink: 0; }
.app-nav__browse-toggle[aria-expanded="true"] .app-nav__browse-chevron { transform: rotate(180deg); }
.app-nav__browse-menu {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%);
  min-width: 320px;
  background: var(--cream-50);
  border: 1px solid var(--cream-400);
  border-radius: var(--radius-1);
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
  z-index: 100;
  padding: 6px 0;
}
.app-nav__browse-menu[hidden] { display: none; }
.app-nav__browse-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 16px;
  text-decoration: none;
  color: var(--ink-900);
}
.app-nav__browse-item:hover,
.app-nav__browse-item:focus {
  background: var(--cream-100);
  outline: none;
}
.app-nav__browse-label { font: 500 14px/1.3 var(--sans); }
.app-nav__browse-desc  { font: 400 12px/1.3 var(--sans); color: var(--fg-meta); }

/* Header Redesign A — Mobile hamburger button */
.app-nav__hamburger {
  display: none;             /* shown by 720px media query below */
  background: none;
  border: 0;
  cursor: pointer;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  color: var(--ink-900);
  padding: 0;
}
.app-nav__hamburger:hover,
.app-nav__hamburger[aria-expanded="true"] { color: var(--accent); }

/* Header Redesign A — Mobile slide-down panel (below the sticky header) */
.app-nav__mobile-panel {
  position: fixed;
  top: 73px;                 /* tuned to match the actual sticky-nav height */
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--cream-50);
  z-index: 90;
  overflow-y: auto;
  padding: 20px;
  border-top: 1px solid var(--cream-400);
}
.app-nav__mobile-panel[hidden] { display: none; }
.app-nav__mobile-search {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border: 1px solid var(--cream-400);
  background: var(--cream-100);
  margin-bottom: 16px;
}
.app-nav__mobile-search input {
  border: 0;
  background: transparent;
  outline: none;
  font: 400 16px/1 var(--sans);   /* 16px keeps iOS from zooming on focus */
  color: var(--ink-900);
  width: 100%;
  padding: 0;
}
.app-nav__mobile-list { list-style: none; padding: 0; margin: 0; }
.app-nav__mobile-list > li > a,
.app-nav__mobile-list > li > form > button {
  display: block;
  width: 100%;
  padding: 14px 8px;
  min-height: 48px;
  font: 500 17px/1.3 var(--serif);
  text-align: left;
  text-decoration: none;
  color: var(--ink-900);
  background: none;
  border: 0;
  border-bottom: 1px solid var(--cream-300);
  cursor: pointer;
}
.app-nav__mobile-list > li > a:hover,
.app-nav__mobile-list > li > a:focus { color: var(--accent); outline: none; }
.app-nav__mobile-list > li > a.btn {
  display: block;
  margin-top: 12px;
  padding: 12px 16px;
  text-align: center;
  font: 500 15px/1 var(--sans);
  color: var(--cream-50);
  background: var(--ink-900);
  border: 1px solid var(--ink-900);
}
.app-nav__mobile-section {
  padding: 18px 8px 6px;
  font: 500 11px/1 var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--fg-meta);
}
.app-nav__mobile-divider {
  height: 1px;
  background: var(--cream-400);
  margin: 12px 0;
  list-style: none;
}

/* Header Redesign A — Mobile breakpoint (≤720): hide desktop chrome,
   surface the hamburger, hide the desktop sign-in / Subscribe so they
   live in the panel only. The existing 720px block lower in this file
   already hides .app-nav__links + sets the 2-col grid; here we extend
   the same breakpoint behaviour for the new redesign-A elements. */
@media (max-width: 720px) {
  .app-nav__browse { display: none; }      /* Browse lives in panel */
  .app-nav__signin { display: none; }      /* logged-out → panel */
  .app-nav__actions > .btn { display: none; }  /* Subscribe → panel */
  .app-nav__hamburger { display: inline-flex; }
  .app-nav__actions { gap: 8px; margin-left: auto; }
}

.btn {
  display: inline-flex;
  align-items: center;
  font: 500 var(--t-body-s) var(--sans);
  padding: 6px 14px;
  border: 1px solid var(--ink-900);
  background: var(--ink-900);
  color: var(--cream-50);
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--dur-fast) var(--ease);
}
.btn:hover { background: var(--accent); border-color: var(--accent); color: var(--cream-50); }
.btn--ghost {
  background: transparent;
  color: var(--ink-900);
}
.btn--ghost:hover { background: var(--ink-900); color: var(--cream-50); }

/* ============================================================
   Footer
   ============================================================ */
.app-footer {
  margin-top: var(--s-12);
  border-top: var(--rule-ink);
}
.app-footer__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--s-8) var(--s-8) var(--s-10);
}
.app-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--s-10);
  padding-bottom: var(--s-8);
  border-bottom: var(--hairline);
}
.app-footer__about p {
  font: 400 var(--t-body-s)/var(--lh-relax) var(--sans);
  color: var(--fg-meta);
  margin-top: var(--s-5);
  max-width: 32ch;
}
.app-footer__heading {
  font: 600 var(--t-micro)/1 var(--mono);
  text-transform: uppercase;
  letter-spacing: var(--tr-caps);
  color: var(--fg-meta);
  margin-bottom: var(--s-4);
}
.app-footer__col ul { display: flex; flex-direction: column; gap: var(--s-3); }
.app-footer__col a {
  font: 400 var(--t-body-s) var(--sans);
  color: var(--ink-800);
  text-decoration: none;
}
.app-footer__col a:hover { color: var(--accent); }

.app-footer__legal {
  display: flex;
  justify-content: space-between;
  gap: var(--s-5);
  flex-wrap: wrap;
  padding-top: var(--s-7);
  font: 400 var(--t-micro)/var(--lh-base) var(--mono);
  color: var(--fg-meta);
  letter-spacing: var(--tr-wide);
}

@media (max-width: 720px) {
  .app-footer__grid { grid-template-columns: 1fr 1fr; }
  .app-nav__inner { grid-template-columns: auto auto; }
  .app-nav__links { display: none; }
}

/* When a page emits .source-attrib as its page-end signpost, tighten the
   chrome stack between attrib and the global footer. Originally scoped to
   expert-detail.css; lifted here so experts.php / companies.php inherit it
   too. */
.app-main:has(.source-attrib) { padding-bottom: var(--s-6); }
.app-main:has(.source-attrib) + .app-footer { margin-top: var(--s-6); }

/* ============================================================
   .prose — opt-in editorial-content list styling.

   The global `ul, ol { list-style: none }` reset at line 38 is intentional:
   every layout list on the site (nav, feed-row grids, dashboard panels)
   relies on it. But editorial content pages (Privacy / Terms / Impressum /
   About / Methodology / Editorial / Pricing copy) need real bullets +
   indent + line-height. Apply `class="prose"` to the content wrapper to
   opt in.

   Spec: plans/CC_PROMPT_design_consistency_url_hygiene_external_links.md §1.3
   ============================================================ */
.prose ul,
.prose ol {
  list-style-position: outside;
  padding-left: 1.2em;
  margin: var(--s-4) 0;
  color: var(--ink-900);
}
.prose ul { list-style-type: disc; }
.prose ol { list-style-type: decimal; }
.prose ul li,
.prose ol li {
  margin-bottom: var(--s-3);
  line-height: 1.55;
}
.prose ul li::marker,
.prose ol li::marker {
  color: var(--accent);
}
.prose ul ul,
.prose ol ol {
  margin-top: var(--s-2);
  margin-bottom: var(--s-2);
}

/* Editorial content typography defaults inside .prose. Without these, raw
   <h2> elements fall on the global token mapping `h2 → display-l` (line 166
   of tokens.css) which is the SAME size as h1 — way too large for section
   headings. Likewise raw <p> falls on sans-body default; editorial pages
   want serif body-l. Scoped to .prose so app-chrome h2/p elsewhere are not
   affected. Pages that set explicit classes (.h-display-l, .body-s, etc.)
   on their .prose children win via cascade where intentionally overridden. */
.prose h2 {
  font: 500 var(--t-display-s)/var(--lh-snug) var(--serif);
  letter-spacing: var(--tr-tight);
  color: var(--ink-900);
  margin: var(--s-8) 0 var(--s-5);
  padding-top: var(--s-7);
  border-top: var(--hairline);
}
.prose > h2:first-of-type {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}
.prose p {
  font: 400 var(--t-body-l)/var(--lh-read) var(--serif);
  color: var(--ink-800);
  margin: 0 0 var(--s-5);
}
.prose ul,
.prose ol {
  font: 400 var(--t-body-l)/var(--lh-read) var(--serif);
  color: var(--ink-800);
}
/* Impressum uses explicit <section> wrappers with their own border-top —
   suppress the per-h2 border-top inside .impressum to avoid double rules. */
.impressum h2 {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}