/* ============================================================
   SOAF — public.css
   Public pages: facilities, instruments, services, search,
   facility-detail, about, contact, faq, terms, privacy
   ============================================================ */

/* ── Page Hero (sub-pages) ── */
.page-hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 60%, var(--navy-3) 100%);
  padding: 100px 0 56px;
  position: relative;
  overflow: hidden;
}
.page-hero .dot-grid-bg { opacity: 0.5; }
.page-hero-content { position: relative; z-index: 2; }
.page-hero h1 { color: var(--white); margin-bottom: 12px; }
.page-hero p  { color: rgba(255,255,255,0.65); font-size: 1.05rem; max-width: 520px; }

/* ── Filter Bar ── */
.filter-bar {
  background: var(--white);
  border-bottom: 1px solid var(--grey-100);
  padding: 16px 0;
  position: sticky;
  top: 68px;
  z-index: 100;
  box-shadow: 0 2px 12px rgba(13,31,60,0.05);
}
.filter-bar-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.filter-search {
  flex: 1;
  min-width: 220px;
  position: relative;
}
.filter-search-input {
  width: 100%;
  padding: 9px 14px 9px 38px;
  border: 1.5px solid var(--grey-200);
  border-radius: var(--r-full);
  font-family: var(--font-body);
  font-size: 0.9rem;
  outline: none;
  transition: var(--transition);
  background: var(--grey-50);
}
.filter-search-input:focus {
  border-color: var(--cyan);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(23,184,212,0.10);
}
.filter-search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--grey-400);
  font-size: 0.9rem;
}
.filter-select {
  padding: 9px 14px;
  border: 1.5px solid var(--grey-200);
  border-radius: var(--r-full);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--grey-600);
  background: var(--grey-50);
  outline: none;
  cursor: pointer;
  transition: var(--transition);
}
.filter-select:focus { border-color: var(--cyan); }

/* ── Listing Grid ── */
.listing-section { padding: 40px 0 64px; background: var(--off-white); }
.listing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.listing-grid-2 { grid-template-columns: repeat(2, 1fr); }

/* ── Instrument Card ── */
.instrument-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-lg);
  padding: 24px;
  box-shadow: var(--shadow-glass);
  transition: var(--transition);
}
.instrument-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-cyan);
  border-color: rgba(23,184,212,0.28);
}
.instrument-card-category {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.72rem;
  color: var(--emerald-2);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}
.instrument-card-name {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--navy);
  margin-bottom: 4px;
}
.instrument-card-model {
  font-size: 0.82rem;
  color: var(--grey-400);
  margin-bottom: 12px;
}
.instrument-card-specs {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 14px;
}
.spec-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
}
.spec-key   { color: var(--grey-400); }
.spec-value { color: var(--navy); font-weight: 600; font-family: var(--font-heading); }

/* ── Facility Detail Page ── */
.facility-detail-hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-3) 100%);
  padding: 100px 0 48px;
  position: relative;
  overflow: hidden;
}
.facility-detail-hero .dot-grid-bg { opacity: 0.4; }
.facility-detail-header {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: flex-start;
  gap: 24px;
}
.facility-detail-id {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.78rem;
  color: var(--cyan);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.facility-detail-name {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  color: var(--white);
  margin-bottom: 6px;
}
.facility-detail-inst {
  font-size: 1rem;
  color: rgba(255,255,255,0.65);
  margin-bottom: 16px;
}
.facility-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}
.facility-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
}
.facility-meta-item strong { color: rgba(255,255,255,0.85); }

.facility-detail-body { padding: 48px 0; }
.facility-detail-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 32px;
  align-items: start;
}
.facility-section-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  color: var(--navy);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--cyan-light);
}

/* ── Detail Row (facility/instrument detail sidebar) ── */
.detail-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid var(--grey-100);
  font-size: 0.88rem;
}
.detail-row:last-child { border-bottom: none; }
.detail-key {
  color: var(--grey-400);
  font-weight: 600;
  font-family: var(--font-heading);
  flex-shrink: 0;
  min-width: 110px;
}
.detail-val {
  color: var(--grey-800);
  font-weight: 500;
  text-align: right;
  word-break: break-word;
}

/* ── About Page ── */
.about-section { padding: 72px 0; }
.about-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.about-orb-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
}
.about-orb {
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: rgba(23,184,212,0.06);
  border: 2px solid rgba(23,184,212,0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-cyan);
}
.about-orb img {
  width: 140px;
  height: 140px;
  object-fit: contain;
  filter: drop-shadow(0 0 16px rgba(23,184,212,0.3));
}

/* ── Contact Page ── */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}
.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 24px;
}
.contact-info-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--r-md);
  background: var(--cyan-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cyan-2);
  font-size: 1.1rem;
  flex-shrink: 0;
}
.contact-info-label {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--navy);
  margin-bottom: 3px;
}
.contact-info-value { font-size: 0.9rem; color: var(--grey-600); }

/* ── FAQ Page ── */
.faq-item {
  background: var(--glass-bg);
  backdrop-filter: blur(8px);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-md);
  margin-bottom: 12px;
  overflow: hidden;
  transition: var(--transition);
}
.faq-item.open { border-color: rgba(23,184,212,0.28); }
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  cursor: pointer;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--navy);
  gap: 12px;
}
.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--cyan-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cyan-2);
  font-size: 0.8rem;
  flex-shrink: 0;
  transition: var(--transition);
}
.faq-item.open .faq-icon { background: var(--cyan); color: var(--white); transform: rotate(45deg); }
.faq-answer {
  padding: 0 20px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}
.faq-item.open .faq-answer {
  max-height: 400px;
  padding: 0 20px 18px;
}
.faq-answer p { font-size: 0.92rem; color: var(--grey-600); line-height: 1.7; }
/* -- About section background -- */
.about-section { background: var(--white); }

/* -- Search result count -- */
.search-result-count { font-family: var(--font-heading); font-weight: 600; font-size: 0.88rem; color: var(--grey-400); margin-bottom: 20px; }

/* -- Instrument detail hero -- */
.instrument-detail-hero { background: linear-gradient(135deg, var(--navy) 0%, var(--navy-3) 100%); padding: 100px 0 48px; position: relative; overflow: hidden; }
.instrument-detail-hero .dot-grid-bg { opacity: 0.4; }
.instrument-detail-header { position: relative; z-index: 2; }
.instrument-detail-name { font-family: var(--font-heading); font-weight: 800; font-size: clamp(1.6rem, 3vw, 2.2rem); color: var(--white); margin-bottom: 6px; }
.instrument-detail-model { font-size: 0.95rem; color: rgba(255,255,255,0.6); margin-bottom: 16px; }

/* -- Service card -- */
.service-card { background: var(--glass-bg); backdrop-filter: blur(12px); border: 1px solid var(--glass-border); border-radius: var(--r-lg); padding: 24px; box-shadow: var(--shadow-glass); transition: var(--transition); }
.service-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-cyan); border-color: rgba(23,184,212,0.28); }
.service-card-name { font-family: var(--font-heading); font-weight: 700; font-size: 1rem; color: var(--navy); margin-bottom: 4px; }
.service-card-facility { font-size: 0.82rem; color: var(--grey-400); margin-bottom: 12px; }
.service-card-price { font-family: var(--font-heading); font-weight: 700; font-size: 1.1rem; color: var(--cyan-2); }
.service-card-turnaround { font-size: 0.8rem; color: var(--grey-400); margin-top: 4px; }

/* -- Responsive listing -- */
@media (max-width: 1024px) { .listing-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .listing-grid { grid-template-columns: 1fr; } .contact-layout { grid-template-columns: 1fr; } .about-layout { grid-template-columns: 1fr; } .about-orb-wrap { display: none; } }