/* =====================================================================
   YuvaTravel 域見 — FAQ page styles
   Builds on styles.css. Layout: hero + search → category cards
   → accordion → contact card. RWD breakpoints at 960 / 720 / 520.
   ===================================================================== */

/* ----------------------- HERO ---------------------------------- */
.faq-hero {
  padding: clamp(56px, 8vw, 96px) 0 clamp(40px, 5vw, 72px);
  background:
    radial-gradient(1200px 460px at 50% 0%, rgba(201,169,97,.14), transparent 65%),
    linear-gradient(180deg, var(--sand-50) 0%, var(--sand-100) 100%);
  border-bottom: 1px solid var(--line-gold-soft);
  text-align: center;
}
.faq-hero-inner {
  max-width: 720px;
  margin: 0 auto;
}
.faq-hero-title {
  font-family: var(--font-zh);
  font-weight: 500;
  font-size: clamp(40px, 6vw, 64px);
  line-height: 1.15;
  letter-spacing: .04em;
  color: var(--fg-1);
  margin: 14px 0 14px;
}
.faq-hero-lede {
  font-family: var(--font-zh);
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.85;
  color: var(--fg-2);
  margin-bottom: 28px;
  text-wrap: pretty;
}

/* hero search */
.faq-search {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  border: 2px solid var(--ink-900);
  border-radius: var(--r-pill);
  padding: 8px 8px 8px 22px;
  max-width: 580px;
  margin: 0 auto;
  box-shadow: var(--shadow-2);
  transition: border-color .2s var(--ease-out), box-shadow .2s var(--ease-out);
}
.faq-search:focus-within {
  border-color: var(--gold-600);
  box-shadow: 0 0 0 4px rgba(201,169,97,.25), var(--shadow-2);
}
.faq-search-icon {
  font-size: 20px;
  color: var(--ink-700);
  flex-shrink: 0;
}
.faq-search input {
  flex: 1;
  border: 0;
  background: transparent;
  font-family: var(--font-zh);
  font-size: 16px;
  color: var(--fg-1);
  padding: 12px 4px;
  outline: none;
  min-width: 0;
}
.faq-search input::placeholder {
  color: var(--fg-3);
  font-weight: 400;
}
.faq-search .btn {
  border-radius: var(--r-pill);
  padding: 12px 24px;
  flex-shrink: 0;
}

.faq-hero-suggest {
  margin-top: 22px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}
.suggest-label {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 500;
  color: var(--fg-3);
  letter-spacing: .24em;
  text-transform: uppercase;
}
.suggest-pill {
  font-family: var(--font-zh);
  font-size: 14px;
  color: var(--fg-2);
  background: rgba(255,255,255,.7);
  border: 1px solid var(--line-1);
  padding: 5px 14px;
  border-radius: var(--r-pill);
  transition: all .2s var(--ease-out);
}
.suggest-pill:hover {
  border-color: var(--gold-600);
  background: var(--gold-50);
  color: var(--ink-900);
}

/* ----------------------- CATEGORY CARDS ------------------------ */
.faq-cats {
  padding: clamp(48px, 6vw, 88px) 0 clamp(24px, 3vw, 40px);
  background: var(--bg);
}
.cats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(16px, 2vw, 24px);
  margin-top: clamp(24px, 3vw, 36px);
}
@media (max-width: 960px) { .cats-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .cats-grid { grid-template-columns: 1fr; } }

.cat-card {
  background: var(--bg-raised);
  border: 1px solid var(--line-1);
  border-radius: var(--r-lg);
  padding: clamp(20px, 2.4vw, 28px);
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: box-shadow .28s var(--ease-out), transform .28s var(--ease-out), border-color .28s var(--ease-out);
  position: relative;
  overflow: hidden;
}
.cat-card::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 0; height: 3px;
  background: var(--gold-600);
  transition: width .28s var(--ease-out);
}
.cat-card:hover {
  box-shadow: var(--shadow-2);
  border-color: var(--line-gold-soft);
  transform: translateY(-3px);
}
.cat-card:hover::before { width: 100%; }

.cat-icon {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--gold-50);
  border: 1px solid var(--gold-300);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-700);
  margin-bottom: 6px;
}
.cat-card:hover .cat-icon {
  background: var(--gold-100);
  color: var(--ink-900);
}

.cat-title {
  font-family: var(--font-zh);
  font-weight: 500;
  font-size: clamp(18px, 2vw, 22px);
  letter-spacing: .04em;
  color: var(--fg-1);
  margin: 0;
}
.cat-desc {
  font-family: var(--font-zh);
  font-size: 14px;
  line-height: 1.7;
  color: var(--fg-3);
  margin: 0;
  text-wrap: pretty;
  flex: 1;
}
.cat-foot {
  margin-top: 8px;
  padding-top: 12px;
  border-top: 1px dashed var(--line-1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-sans);
  font-size: 11px;
}
.cat-count {
  color: var(--fg-3);
  letter-spacing: .08em;
}
.cat-arrow {
  color: var(--gold-700);
  font-size: 16px;
  transition: transform .2s var(--ease-out), color .2s var(--ease-out);
}
.cat-card:hover .cat-arrow {
  color: var(--ink-900);
  transform: translateX(4px);
}

/* ----------------------- POPULAR ACCORDION --------------------- */
.faq-popular {
  padding: clamp(40px, 5vw, 72px) 0 clamp(48px, 6vw, 88px);
  background: var(--bg);
}
.faq-popular .section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-gold-soft);
  margin-bottom: clamp(20px, 2.5vw, 32px);
}
.more-static {
  font-family: var(--font-sans);
  font-size: 12px;
  color: var(--fg-3);
  letter-spacing: .08em;
}

.qa-list {
  list-style: none;
  margin: 0; padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.qa-item {
  background: var(--bg-raised);
  border: 1px solid var(--line-1);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: border-color .2s var(--ease-out), box-shadow .28s var(--ease-out);
}
.qa-item:hover { border-color: var(--line-gold-soft); }
.qa-item.is-open {
  border-color: var(--gold-400);
  box-shadow: var(--shadow-2);
}

.qa-q {
  width: 100%;
  background: transparent;
  border: 0;
  padding: clamp(16px, 2vw, 22px) clamp(18px, 2.4vw, 26px);
  display: flex;
  align-items: center;
  gap: clamp(10px, 1.4vw, 16px);
  text-align: left;
  cursor: pointer;
  color: var(--fg-1);
}
.qa-num {
  font-family: var(--font-en);
  font-style: italic;
  font-weight: 500;
  font-size: 18px;
  color: var(--gold-600);
  flex-shrink: 0;
  letter-spacing: .04em;
  min-width: 32px;
}
.qa-text {
  flex: 1;
  font-family: var(--font-zh);
  font-weight: 500;
  font-size: clamp(15px, 1.5vw, 18px);
  line-height: 1.5;
  letter-spacing: .02em;
  color: var(--fg-1);
}
.qa-tag {
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold-700);
  background: var(--gold-50);
  border: 1px solid var(--gold-300);
  padding: 4px 10px;
  border-radius: var(--r-pill);
  flex-shrink: 0;
  white-space: nowrap;
}
.qa-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--fg-3);
  transition: transform .28s var(--ease-out), color .2s var(--ease-out);
}
.qa-item.is-open .qa-icon {
  transform: rotate(180deg);
  color: var(--gold-700);
}

.qa-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s var(--ease-out), padding .25s var(--ease-out);
  padding: 0 clamp(18px, 2.4vw, 26px);
  font-family: var(--font-zh);
  font-size: 15px;
  line-height: 1.85;
  color: var(--fg-2);
  border-top: 0 solid transparent;
}
.qa-item.is-open .qa-a {
  max-height: 800px;
  padding: 0 clamp(18px, 2.4vw, 26px) clamp(18px, 2vw, 22px);
  border-top: 1px dashed var(--line-1);
  padding-top: clamp(14px, 1.8vw, 20px);
}
.qa-a p { margin: 0 0 12px; text-wrap: pretty; }
.qa-a p:last-child { margin-bottom: 0; }
.qa-a strong {
  color: var(--fg-1);
  font-weight: 600;
  border-bottom: 1px dashed var(--gold-400);
}
.qa-a em {
  font-family: var(--font-en);
  font-style: italic;
  color: var(--gold-700);
}
.qa-inline-link {
  color: var(--gold-700);
  border-bottom: 1px solid var(--line-gold-soft);
  padding-bottom: 1px;
}
.qa-inline-link:hover {
  color: var(--ink-900);
  border-bottom-color: var(--gold-600);
}

.qa-related {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--line-1);
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.qa-related-label {
  font-family: var(--font-sans);
  font-size: 10px;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--fg-3);
}
.qa-related-link {
  font-family: var(--font-zh);
  font-size: 13px;
  color: var(--fg-2);
  background: var(--sand-50);
  padding: 4px 10px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line-1);
  transition: all .2s var(--ease-out);
}
.qa-related-link:hover {
  background: #fff;
  border-color: var(--gold-600);
  color: var(--ink-900);
}

.qa-loadmore-wrap {
  display: flex;
  justify-content: center;
  margin-top: clamp(28px, 3.5vw, 44px);
}
.qa-loadmore {
  font-family: var(--font-zh);
  font-size: 15px;
  letter-spacing: .04em;
  color: var(--fg-1);
  background: transparent;
  border: 1.5px solid var(--ink-900);
  padding: 14px 32px;
  border-radius: var(--r-pill);
  transition: all .2s var(--ease-out);
}
.qa-loadmore:hover {
  background: var(--ink-900);
  color: var(--sand-100);
}

/* ----------------------- CONTACT CARD -------------------------- */
.faq-contact {
  padding: 0 0 clamp(48px, 6vw, 88px);
  background: var(--bg);
}
.contact-card {
  background: var(--ink-900);
  color: var(--fg-on-dark);
  border-radius: var(--r-xl);
  padding: clamp(36px, 5vw, 56px);
  display: grid;
  grid-template-columns: 1.4fr auto;
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-2);
}
.contact-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(560px 220px at 90% 0%, rgba(201,169,97,.18), transparent 60%),
    radial-gradient(420px 200px at 0% 100%, rgba(245,239,227,.06), transparent 60%);
  pointer-events: none;
}
.contact-text, .contact-actions { position: relative; }
.eyebrow-onDark { color: var(--gold-300); display: block; margin-bottom: 10px; }
.contact-title {
  font-family: var(--font-zh);
  font-weight: 500;
  font-size: clamp(28px, 3.6vw, 40px);
  line-height: 1.2;
  letter-spacing: .04em;
  color: var(--sand-100);
  margin: 0 0 14px;
}
.contact-lede {
  font-family: var(--font-zh);
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.85;
  color: var(--fg-on-dark-2);
  margin: 0;
  text-wrap: pretty;
}
.contact-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: flex-end;
}
.contact-secondary {
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--gold-300);
  border-bottom: 1px solid rgba(221,193,139,.4);
  padding-bottom: 2px;
  letter-spacing: .04em;
}
.contact-secondary:hover { color: var(--sand-100); border-bottom-color: var(--sand-100); }

@media (max-width: 720px) {
  .contact-card {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .contact-actions { align-items: flex-start; }
}

/* ----------------------- HERO RWD ------------------------------ */
@media (max-width: 520px) {
  .faq-search {
    flex-wrap: wrap;
    border-radius: var(--r-lg);
    padding: 12px;
    gap: 8px;
  }
  .faq-search input { width: 100%; padding: 6px 4px; }
  .faq-search .btn { width: 100%; border-radius: var(--r-md); }
  .faq-search-icon { display: none; }

  .qa-q { padding: 16px 14px; gap: 8px; flex-wrap: wrap; }
  .qa-tag { order: 4; margin-left: 32px; }
  .qa-icon { order: 3; }
}