/* ─────────────────────────────────────────────────────────────────────
 * Closo Help Center — standalone site (Sprint 4)
 *
 * Apache vhost: help.closo.co (operator step) → /var/www/app/web,
 * routed to the `help` Yii2 module.
 *
 * Reuses the in-app sheet's article-body classes (.hc-article, .hc-h-2,
 * .hc-callout, etc.) — closo-help-sheet.css is loaded on /a/<slug> pages
 * for that. Everything outside the article body is site chrome only.
 * ──────────────────────────────────────────────────────────────────── */

:root {
  --site-bg:        #FFFFFF;
  --site-bg-2:      #F8FAFC;
  --site-border:    #E2E8F0;
  --site-text-1:    #0F172A;
  --site-text-2:    #475569;
  --site-text-3:    #94A3B8;
  --site-accent:    #452B90;
  --site-accent-soft: rgba(69,43,144,0.10);
  --site-radius:    10px;
  --site-shadow:    0 2px 8px rgba(15,23,42,0.04);
  --site-max:       1200px;
  --site-read:      720px;
  --site-rail:      280px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; padding: 0;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px; line-height: 1.6; color: var(--site-text-1);
  background: var(--site-bg);
}
a { color: var(--site-accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; }

/* ── Header ──────────────────────────────────────────────────────── */
.hsite-nav {
  position: sticky; top: 0; z-index: 10;
  background: rgba(255,255,255,0.94); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--site-border);
}
.hsite-nav__inner {
  max-width: var(--site-max); margin: 0 auto; padding: 12px 24px;
  display: flex; align-items: center; gap: 16px;
}
.hsite-nav__brand {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: 'Poppins', system-ui, sans-serif;
  font-weight: 600; font-size: 18px; color: #000;
  text-decoration: none;
}
.hsite-nav__brand:hover { text-decoration: none; color: #000; }
.hsite-nav__brand-text { color: #000; }
.hsite-nav__brand-thin { color: var(--site-text-2); font-weight: 400; }
.hsite-nav__logo {
  width: 28px; height: 28px; border-radius: 7px;
  background: #fff;
  border: 1px solid var(--site-border);
  display: inline-flex; align-items: center; justify-content: center;
  color: #000; font-family: 'Poppins', system-ui, sans-serif;
  font-size: 16px; font-weight: 700; line-height: 1;
  flex: 0 0 auto;
}
.hsite-nav__search {
  flex: 1; max-width: 460px; margin: 0 auto;
  position: relative;
}
.hsite-nav__search-icon {
  position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
  width: 16px; height: 16px; color: var(--site-text-3); pointer-events: none;
}
.hsite-nav__search input {
  width: 100%; padding: 8px 12px 8px 36px;
  border: 1px solid var(--site-border); border-radius: 8px;
  background: var(--site-bg-2); color: var(--site-text-1);
  font-size: 14px; font-family: inherit;
}
.hsite-nav__search input:focus {
  outline: 2px solid var(--site-accent); outline-offset: -1px; border-color: transparent; background: var(--site-bg);
}
.hsite-nav__app {
  white-space: nowrap; font-size: 14px; color: var(--site-text-2); font-weight: 500;
}
@media (max-width: 720px) {
  .hsite-nav__inner { padding: 10px 16px; flex-wrap: wrap; }
  .hsite-nav__search { order: 3; flex-basis: 100%; max-width: none; }
}

/* ── Main + footer ───────────────────────────────────────────────── */
.hsite-main { max-width: var(--site-max); margin: 0 auto; padding: 32px 24px 64px; }
.hsite-foot {
  border-top: 1px solid var(--site-border); padding: 24px;
  font-size: 13px; color: var(--site-text-2); margin-top: 64px;
}
.hsite-foot__inner {
  max-width: var(--site-max); margin: 0 auto;
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
}
.hsite-foot__copy { color: var(--site-text-3); }

/* ── Hero (home + search) ────────────────────────────────────────── */
.hsite-hero {
  text-align: center; padding: 32px 0 40px;
  border-bottom: 1px solid var(--site-border); margin-bottom: 32px;
}
.hsite-hero h1 {
  font-family: 'Poppins', system-ui, sans-serif;
  font-size: 36px; font-weight: 700; margin: 0 0 8px; color: var(--site-text-1);
}
.hsite-hero p { color: var(--site-text-2); max-width: 600px; margin: 0 auto 24px; font-size: 17px; }
.hsite-hero__search {
  max-width: 600px; margin: 0 auto;
  display: flex; gap: 8px;
  position: relative;
}
.hsite-hero__search-icon {
  position: absolute; left: 18px; top: 50%; transform: translateY(-50%);
  width: 20px; height: 20px; color: var(--site-text-3); pointer-events: none;
}
.hsite-hero__search input {
  flex: 1; padding: 14px 18px 14px 50px; font-size: 16px;
  border: 1px solid var(--site-border); border-radius: 10px; background: var(--site-bg-2);
}
.hsite-hero__search input:focus { outline: 2px solid var(--site-accent); outline-offset: -1px; background: var(--site-bg); }
.hsite-hero__search button, .hsite-search-hero button {
  background: var(--site-accent); color: #fff; border: 0;
  padding: 0 22px; font-size: 15px; font-weight: 500; cursor: pointer;
  border-radius: 10px;
}
.hsite-hero__search button:hover { background: oklch(54% 0.18 290); }

.hsite-search-hero { padding: 16px 0 24px; border-bottom: 1px solid var(--site-border); margin-bottom: 24px; }
.hsite-search-hero h1 { font-family: 'Poppins'; font-size: 28px; margin: 0 0 12px; }
.hsite-search-hero form { display: flex; gap: 8px; max-width: 700px; }
.hsite-search-hero input {
  flex: 1; padding: 12px 14px; font-size: 15px;
  border: 1px solid var(--site-border); border-radius: 8px;
}
.hsite-search-meta { color: var(--site-text-2); font-size: 14px; margin: 12px 0 0; }

/* ── Section + grid ──────────────────────────────────────────────── */
.hsite-section { margin: 32px 0; }
.hsite-section h2 {
  font-family: 'Poppins', system-ui, sans-serif;
  font-size: 18px; font-weight: 600; margin: 0 0 16px; color: var(--site-text-1);
}
.hsite-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 12px; list-style: none; padding: 0; margin: 0;
}
.hsite-card {
  background: var(--site-bg); border: 1px solid var(--site-border); border-radius: var(--site-radius);
  transition: transform 120ms, box-shadow 120ms, border-color 120ms;
}
.hsite-card:hover { box-shadow: var(--site-shadow); border-color: var(--site-accent); transform: translateY(-1px); }
.hsite-card a {
  display: flex !important; flex-direction: column !important;
  padding: 16px 16px 18px; color: var(--site-text-1); text-decoration: none;
  min-height: 148px;
}
.hsite-card a:hover { text-decoration: none; }
/* Defensive: force every card child to its own block. Some browsers
   run inline <span>s together when the parent flex resolution is
   delayed; explicit display:block + explicit margins (no reliance on
   flex `gap` or `margin-top: auto`) makes layout deterministic across
   Safari, Firefox, mobile WebViews, and printer / reader-mode passes. */
.hsite-card__icon,
.hsite-card__title,
.hsite-card__desc,
.hsite-card__count { display: block; width: 100%; }
.hsite-card__icon {
  width: 40px; height: 40px; border-radius: 10px;
  background: var(--site-accent-soft);
  color: var(--c, var(--site-accent));
  display: inline-flex !important; width: 40px; align-items: center; justify-content: center;
  margin: 0 0 14px;
  transition: background 120ms, color 120ms, transform 120ms;
}
.hsite-card__icon svg { width: 22px; height: 22px; }
.hsite-card:hover .hsite-card__icon {
  background: var(--c, var(--site-accent));
  color: #fff;
  transform: scale(1.04);
}
.hsite-card__title {
  font: 600 15px/1.35 'Poppins', system-ui, sans-serif;
  color: var(--site-text-1);
  margin: 0 0 6px;
}
.hsite-card__desc  {
  font-size: 13px; color: var(--site-text-2); line-height: 1.5;
  margin: 0 0 16px;
}
.hsite-card__count {
  font-size: 12px; color: var(--site-text-3);
  font-weight: 500; letter-spacing: 0.01em;
  margin: 16px 0 0; padding: 12px 0 0;
  border-top: 1px solid rgba(148, 163, 184, 0.35);
}
/* When the description is missing (sub-topic cards in collection.php
   render only icon+title+count), the title needs more bottom-margin so
   the count doesn't crowd it. We can't use :has() reliably yet, so
   instead we let the count's own margin/padding/border carry the gap —
   which works for both shapes uniformly. */

/* ── Skeleton (Closo standard — matches auto-pricer.css .skel) ─────── */
.hsk {
  background: linear-gradient(90deg, #EEF2F7 0%, #F8FAFC 50%, #EEF2F7 100%);
  background-size: 200% 100%;
  animation: hsk-shimmer 1.4s ease-in-out infinite;
  border-radius: 6px;
  display: block;
}
@keyframes hsk-shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
.hsk--icon  { width: 40px; height: 40px; border-radius: 10px; }
.hsk--title { width: 70%; height: 14px; margin-top: 8px; }
.hsk--line  { width: 92%; height: 10px; margin-top: 8px; }
.hsk--line.hsk--short { width: 40%; }
.hsk--row   { width: 100%; height: 56px; border-radius: 8px; margin-bottom: 8px; }

/* ── AJAX in-flight transition for the <main> region ──────────────── */
.hsite-main { position: relative; min-height: 320px; }
.hsite-main--loading > *:not(.hsite-loading) { opacity: 0.42; pointer-events: none; transition: opacity 120ms; }
.hsite-loading {
  position: absolute; left: 0; right: 0; top: 0;
  display: flex; align-items: center; justify-content: center;
  height: 3px;
  pointer-events: none;
}
.hsite-loading::after {
  content: ''; display: block; width: 30%; height: 3px;
  background: linear-gradient(90deg, transparent, var(--site-accent), transparent);
  animation: hsk-bar 1.1s ease-in-out infinite;
  border-radius: 2px;
}
@keyframes hsk-bar {
  0%   { transform: translateX(-160%); }
  100% { transform: translateX(420%); }
}

/* ── Article list ─────────────────────────────────────────────────── */
.hsite-list { list-style: none; padding: 0; margin: 0; }
.hsite-list > li + li { border-top: 1px solid var(--site-border); }
.hsite-row {
  display: grid; grid-template-columns: 1fr auto;
  padding: 14px 4px; gap: 4px; color: var(--site-text-1);
  text-decoration: none;
}
.hsite-row:hover { color: var(--site-accent); text-decoration: none; }
.hsite-row__title { font-size: 15px; font-weight: 500; grid-column: 1 / -1; }
.hsite-row__sub { font-size: 13px; color: var(--site-text-2); grid-column: 1 / -1; line-height: 1.5; }
.hsite-row__crumb { font-size: 11px; text-transform: uppercase; letter-spacing: 0.5px; color: var(--site-text-3); grid-column: 1 / -1; }
.hsite-row__snippet { font-size: 13px; color: var(--site-text-2); grid-column: 1 / -1; line-height: 1.5; }
.hsite-row__pct { font-size: 12px; color: var(--site-text-3); grid-column: 2; }

.hsite-row--result { padding: 18px 4px; }

/* ── Crumbs ──────────────────────────────────────────────────────── */
.hsite-crumbs { font-size: 13px; color: var(--site-text-2); margin: 8px 0 16px; }
.hsite-crumbs a { color: var(--site-text-2); }
.hsite-crumbs span[aria-hidden] { margin: 0 6px; color: var(--site-text-3); }

/* ── Collection hero ─────────────────────────────────────────────── */
.hsite-coll-hero {
  padding: 16px 0 24px; border-bottom: 1px solid var(--site-border); margin-bottom: 24px;
}
.hsite-coll-hero h1 { font-family: 'Poppins'; font-size: 28px; margin: 0 0 8px; }
.hsite-coll-hero p { color: var(--site-text-2); margin: 0; max-width: 720px; }

/* ── Article ─────────────────────────────────────────────────────── */
.hsite-article { max-width: var(--site-read); margin: 0 auto; }
.hsite-article > header h1 { font-family: 'Poppins'; font-size: 32px; margin: 0 0 12px; line-height: 1.25; }
.hsite-article__lede { color: var(--site-text-2); font-size: 17px; margin: 0 0 16px; }
.hsite-article__meta { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; font-size: 13px; color: var(--site-text-3); margin-bottom: 32px; }
.hsite-pill {
  display: inline-block; padding: 2px 8px; border-radius: 999px;
  background: var(--site-accent-soft); color: var(--site-accent); font-size: 11px; font-weight: 500;
}
.hsite-article__body { font-size: 16px; line-height: 1.8; }
/* Override the in-app sheet's article body for the wider standalone column */
.hsite-article__body.hc-article { padding: 0; max-width: none; }
.hsite-article__body.hc-article .hc-h-2 { font-size: 22px; margin: 32px 0 12px; }
.hsite-article__body.hc-article .hc-h-3 { font-size: 17px; margin: 24px 0 8px; }
.hsite-article__body.hc-article .hc-p { font-size: 16px; line-height: 1.8; margin: 0 0 16px; }

.hsite-article__foot {
  margin: 48px 0 0; padding-top: 24px;
  border-top: 1px solid var(--site-border);
  display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap;
}
.hsite-cta {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--site-accent); color: #fff; padding: 10px 18px; border-radius: 8px;
  font-weight: 500; font-size: 14px;
}
.hsite-cta:hover { text-decoration: none; background: oklch(54% 0.18 290); }

.hsite-related { max-width: var(--site-read); margin: 48px auto 0; }

/* ── Empty / error ───────────────────────────────────────────────── */
.hsite-empty {
  padding: 32px; text-align: center; color: var(--site-text-2);
  background: var(--site-bg-2); border-radius: var(--site-radius);
}
.hsite-error { max-width: 520px; margin: 64px auto; text-align: center; }
.hsite-error h1 { font-family: 'Poppins'; font-size: 28px; }

/* Print-friendly */
@media print {
  .hsite-nav, .hsite-foot, .hsite-related { display: none; }
  .hsite-article { max-width: none; }
}