/* =============================================================
   FAQ Center — ادامه سیستم طراحی مشترک شیشه سکوریت اسماعیلی
   فقط الگوهای اختصاصی جستجو، دسته‌ها و پاسخ‌ها در این فایل است.
   ============================================================= */

.faq-page { background: var(--white); }
.faq-page main { overflow: clip; }
.faq-page .crumb { background: var(--mist); }
.faq-page #all-faqs,
.faq-center__item { scroll-margin-top: calc(var(--header-h) + 24px); }

.faq-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-block-end: 8px;
  color: var(--gold-ink);
  font-weight: 800;
}
.faq-kicker::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--gold);
}

/* Hero: جستجو به‌عنوان ابزار اصلی صفحه */
.faq-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--navy-deep);
  color: var(--white);
  padding-block: 64px 72px;
}
.faq-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  opacity: .12;
}
.faq-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--navy-deep) 5%, rgba(12, 26, 49, .72) 52%, var(--navy-deep) 100%);
}
.faq-hero__bg img { width: 100%; height: 100%; object-fit: cover; }
.faq-hero .glow { z-index: -1; opacity: .34; }
.faq-hero__inner { display: grid; gap: 36px; align-items: center; }
.faq-hero__intro { max-width: 680px; }
.faq-hero__eyebrow {
  color: var(--gold-light);
  font-size: 13px;
  font-weight: 800;
  margin-block-end: 12px;
}
.faq-hero h1 { max-width: 680px; text-wrap: balance; }
.faq-hero h1 + .lead { margin-block-start: 18px; color: rgba(255, 255, 255, .76); }
.faq-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-block-start: 24px;
  color: rgba(255, 255, 255, .78);
  font-size: 13px;
  font-weight: 600;
}
.faq-hero__facts li { display: inline-flex; align-items: center; gap: 7px; }
.faq-hero__facts svg { color: var(--gold-light); }

.faq-search {
  padding: 24px;
  box-shadow: 0 28px 80px rgba(0, 0, 0, .22);
}
.faq-search__head { display: flex; align-items: center; gap: 12px; margin-block-end: 18px; }
.faq-search__icon,
.faq-callback__icon {
  display: grid;
  place-items: center;
  flex: none;
  width: 48px;
  height: 48px;
  border: 1px solid rgba(227, 192, 120, .34);
  border-radius: 14px;
  background: rgba(255, 255, 255, .06);
  color: var(--gold-light);
}
.faq-search__head strong { display: block; font-size: 17px; }
.faq-search__head small { display: block; margin-block-start: 2px; color: rgba(255, 255, 255, .62); font-size: 12px; }
.faq-search__field { position: relative; }
.faq-search__field input {
  width: 100%;
  min-height: 60px;
  padding: 15px 50px 15px 48px;
  border: 1.5px solid transparent;
  border-radius: var(--r-sm);
  background: var(--white);
  color: var(--navy);
  font-size: 16px;
  line-height: 1.6;
  box-shadow: 0 12px 30px rgba(0, 0, 0, .12);
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.faq-search__field input::placeholder { color: #78869c; opacity: 1; }
.faq-search__field input:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(201, 162, 75, .22), 0 14px 34px rgba(0, 0, 0, .16);
}
.faq-search__field-icon {
  position: absolute;
  z-index: 1;
  inset-inline-start: 18px;
  inset-block-start: 50%;
  transform: translateY(-50%);
  color: var(--gold-ink);
  pointer-events: none;
}
.faq-search__clear {
  position: absolute;
  inset-inline-end: 8px;
  inset-block-start: 50%;
  transform: translateY(-50%);
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 50%;
  background: var(--mist);
  color: var(--muted);
  cursor: pointer;
}
.faq-search__clear:hover { background: var(--line); color: var(--navy); }
.faq-search__suggestions { display: flex; flex-wrap: wrap; gap: 8px; margin-block-start: 16px; }
.faq-search__suggestions > span { width: 100%; color: rgba(255, 255, 255, .58); font-size: 12px; }
.faq-search__suggestion,
.faq-empty__topics button {
  min-height: 44px;
  padding: 8px 14px;
  border: 1px solid rgba(255, 255, 255, .15);
  border-radius: var(--r-pill);
  background: rgba(255, 255, 255, .055);
  color: rgba(255, 255, 255, .88);
  font-size: 13px;
  cursor: pointer;
  transition: background .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease);
}
.faq-search__suggestion:hover,
.faq-empty__topics button:hover { border-color: var(--gold); background: rgba(201, 162, 75, .12); color: var(--white); }
.faq-search__status { margin-block-start: 14px; color: rgba(255, 255, 255, .68); font-size: 13px; }

/* Category discovery */
.faq-categories { display: grid; gap: 12px; }
.faq-category {
  position: relative;
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  width: 100%;
  min-height: 116px;
  color: var(--navy);
  font: inherit;
  text-align: start;
  cursor: pointer;
}
.faq-category:hover { transform: translateY(-3px); border-color: rgba(201, 162, 75, .48); box-shadow: var(--shadow-hover); }
.faq-category__icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: var(--mist);
  color: var(--gold-ink);
}
.faq-category__copy { min-width: 0; }
.faq-category__copy strong { display: block; font-size: 16px; }
.faq-category__copy span { display: block; margin-block-start: 4px; color: var(--muted); font-size: 13px; line-height: 1.75; }
.faq-category__count { align-self: start; color: var(--gold-ink); font-size: 12px; font-weight: 800; white-space: nowrap; }
.faq-category__arrow { position: absolute; inset-inline-end: 20px; inset-block-end: 18px; color: var(--gold-ink); transition: transform .2s var(--ease); }
.faq-category:hover .faq-category__arrow { transform: translateX(-4px); }

/* Popular questions */
.faq-popular__layout { display: grid; gap: 8px 40px; }
.faq-popular__layout .head { margin-block-end: 20px; }
.faq-popular { overflow: hidden; border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--white); box-shadow: var(--shadow-card); }
.faq-popular__item {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr) 20px;
  align-items: center;
  gap: 14px;
  min-height: 88px;
  padding: 16px 18px;
  border-block-end: 1px solid var(--line);
  transition: background .2s var(--ease), color .2s var(--ease);
}
.faq-popular__item:last-child { border-block-end: 0; }
.faq-popular__item:hover { background: var(--mist-2); }
.faq-popular__num { color: rgba(18, 35, 63, .2); font-size: 24px; font-weight: 900; }
.faq-popular__item small { display: block; color: var(--gold-ink); font-size: 11px; font-weight: 800; }
.faq-popular__item strong { display: block; margin-block-start: 3px; font-size: 14px; line-height: 1.75; }
.faq-popular__item > svg { color: var(--gold-ink); transition: transform .2s var(--ease); }
.faq-popular__item:hover > svg { transform: translateX(-4px); }

/* Library + filters */
.faq-library__top { display: flex; align-items: end; justify-content: space-between; gap: 24px; }
.faq-library__top .head { margin-block-end: 24px; }
.faq-reset {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 44px;
  padding: 8px 14px;
  margin-block-end: 24px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  background: var(--white);
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}
.faq-reset:hover { border-color: var(--gold); color: var(--navy); }
.faq-filters {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  margin-inline: calc(var(--pad-x) * -1);
  padding: 2px var(--pad-x) 12px;
  scrollbar-width: thin;
  scroll-snap-type: x proximity;
}
.faq-filters .chip-btn { flex: none; min-height: 44px; scroll-snap-align: start; }
.faq-library__meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px 18px;
  margin-block: 18px 20px;
  color: var(--muted);
  font-size: 13px;
}
.faq-library__meta a { color: var(--gold-ink); font-weight: 800; }
.faq-center__list { display: grid; gap: 12px; max-width: 980px; }
.faq-center__item {
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--white);
  box-shadow: 0 3px 16px rgba(18, 35, 63, .035);
  overflow: hidden;
  transition: border-color .22s var(--ease), box-shadow .22s var(--ease), background .22s var(--ease);
}
.faq-center__item:hover { border-color: rgba(201, 162, 75, .45); }
.faq-center__item:has(details[open]) { border-color: var(--navy); box-shadow: var(--shadow-card); }
.faq-center__item summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 36px;
  align-items: center;
  gap: 14px;
  min-height: 76px;
  padding: 16px 18px;
  color: var(--navy);
  cursor: pointer;
  list-style: none;
  user-select: none;
}
.faq-center__item summary::-webkit-details-marker { display: none; }
.faq-center__question small { display: block; color: var(--gold-ink); font-size: 11px; font-weight: 800; }
.faq-center__question strong { display: block; margin-block-start: 3px; font-size: 15px; line-height: 1.8; }
.faq-center__toggle {
  position: relative;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--mist);
  transition: background .22s var(--ease), border-color .22s var(--ease), transform .22s var(--ease);
}
.faq-center__toggle::before,
.faq-center__toggle::after { content: ""; position: absolute; width: 14px; height: 1.5px; border-radius: 2px; background: var(--gold-ink); }
.faq-center__toggle::after { transform: rotate(90deg); transition: transform .22s var(--ease); }
.faq-center__item details[open] > summary { background: var(--navy); color: var(--white); }
.faq-center__item details[open] .faq-center__question small { color: var(--gold-light); }
.faq-center__item details[open] .faq-center__toggle { border-color: rgba(227, 192, 120, .5); background: rgba(255, 255, 255, .06); }
.faq-center__item details[open] .faq-center__toggle::before,
.faq-center__item details[open] .faq-center__toggle::after { background: var(--gold-light); }
.faq-center__item details[open] .faq-center__toggle::after { transform: rotate(0); }
.faq-center__answer { padding: 20px 18px 22px; }
.faq-center__answer > p { max-width: 830px; color: var(--muted); font-size: 14px; line-height: 2; }
.faq-related-page {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  max-width: 620px;
  min-height: 58px;
  margin-block-start: 18px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-inline-start: 3px solid var(--gold);
  border-radius: 12px;
  background: var(--mist-2);
}
.faq-related-page small { display: block; color: var(--muted); font-size: 11px; }
.faq-related-page strong { display: block; color: var(--navy); font-size: 13px; }
.faq-related-page > svg { flex: none; color: var(--gold-ink); }
.faq-related-questions { display: flex; flex-wrap: wrap; gap: 8px 12px; margin-block-start: 18px; font-size: 12px; }
.faq-related-questions > span { width: 100%; color: var(--muted); }
.faq-related-questions a { color: var(--gold-ink); font-weight: 700; text-decoration: underline; text-decoration-color: rgba(138, 106, 31, .28); text-underline-offset: 4px; }
mark.faq-mark { padding: 0 .12em; border-radius: 3px; background: #FFF0B8; color: inherit; }

/* Empty state */
.faq-empty { display: grid; gap: 18px; max-width: 980px; margin-block-start: 20px; }
.faq-empty__icon { display: grid; place-items: center; width: 60px; height: 60px; border-radius: 18px; background: rgba(255, 255, 255, .07); color: var(--gold-light); }
.faq-empty h3 { font-size: 20px; }
.faq-empty p { margin-block-start: 8px; color: rgba(255, 255, 255, .72); font-size: 14px; }
.faq-empty__topics { display: flex; flex-wrap: wrap; gap: 8px; margin-block-start: 14px; }

/* Related guides */
.faq-guides { display: grid; gap: 12px; }
.faq-guide { display: grid; grid-template-columns: 28px minmax(0, 1fr) 20px; align-items: center; gap: 13px; min-height: 104px; }
.faq-guide > svg:first-child { color: var(--gold-ink); }
.faq-guide strong { display: block; font-size: 14px; line-height: 1.7; }
.faq-guide small { display: block; margin-block-start: 4px; color: var(--muted); font-size: 12px; line-height: 1.7; }
.faq-guide__arrow { color: var(--gold-ink); }

/* Contact + callback */
.faq-contact__layout { display: grid; gap: 32px; align-items: center; }
.faq-contact__copy { max-width: 640px; }
.faq-contact__eyebrow { color: var(--gold-light); font-weight: 800; margin-block-end: 8px; }
.faq-contact h2 + .lead { margin-block-start: 12px; }
.faq-contact .btn { white-space: normal; }
.faq-callback { padding: 24px; }
.faq-callback__head { display: flex; align-items: center; gap: 12px; margin-block-end: 20px; }
.faq-callback__head h3 { font-size: 18px; }
.faq-callback__head p { color: rgba(255, 255, 255, .64); font-size: 12px; }
.faq-callback .field + .field { margin-block-start: 14px; }
.faq-callback .btn { margin-block-start: 18px; }
.faq-callback .footnote { margin-block-start: 12px; font-size: 11px; line-height: 1.8; }

@media (min-width: 640px) {
  .faq-empty { grid-template-columns: 60px 1fr; padding: 34px; }
  .faq-guides { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 760px) {
  .faq-categories { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
  .faq-filters { margin-inline: 0; padding-inline: 0; }
  .faq-center__item summary { padding: 18px 24px; }
  .faq-center__question strong { font-size: 16px; }
  .faq-center__answer { padding: 24px 24px 28px; }
}

@media (min-width: 900px) {
  .faq-hero { padding-block: 104px 112px; }
  .faq-hero__inner { grid-template-columns: minmax(0, .92fr) minmax(440px, 1.08fr); gap: 64px; }
  .faq-search { padding: 34px; }
  .faq-categories { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .faq-category { grid-template-columns: 48px minmax(0, 1fr); align-content: start; min-height: 190px; padding: 24px; }
  .faq-category__count { position: absolute; inset-inline-start: 24px; inset-block-end: 22px; }
  .faq-popular__layout { grid-template-columns: minmax(260px, .65fr) minmax(0, 1.35fr); gap: 64px; align-items: start; }
  .faq-popular__layout .head { position: sticky; inset-block-start: calc(var(--header-h) + 28px); }
  .faq-popular__item { padding-inline: 24px; }
  .faq-contact__layout { grid-template-columns: minmax(0, 1fr) minmax(390px, .78fr); gap: 72px; }
  .faq-callback { padding: 32px; }
}

@media (min-width: 1100px) {
  .faq-guides { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (max-width: 639px) {
  .faq-library__top { display: block; }
  .faq-reset { width: 100%; margin-block-end: 16px; }
  .faq-search__head small { display: none; }
  .faq-search__suggestions { margin-inline: -4px; }
  .faq-category__count { display: none; }
}

@media (max-width: 374px) {
  .faq-search { padding: 20px 16px; }
  .faq-search__field input { padding-inline: 46px 44px; }
  .faq-category { padding: 18px 16px; }
}

@media (prefers-reduced-motion: reduce) {
  .faq-category,
  .faq-category__arrow,
  .faq-popular__item > svg,
  .faq-center__item,
  .faq-center__toggle,
  .faq-center__toggle::after { transition: none !important; }
}