/* ===== FAQ PAGE ===== */

/* Page Hero */
.faq-hero {
  padding: 100px 0 48px;
  text-align: center;
  background: var(--c-bg-alt);
  border-bottom: 1px solid var(--c-border);
}
.faq-hero h1 {
  font-size: 2.5rem;
  margin-bottom: 16px;
}
.faq-hero h1 .gradient-text {
  background: var(--c-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.faq-hero p {
  color: var(--c-text-muted);
  font-size: 1.15rem;
  max-width: 600px;
  margin: 0 auto;
}

/* ===== CATEGORY FILTER TABS ===== */
.faq-filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 48px;
}
.faq-filter-tab {
  padding: 10px 24px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: 50px;
  font-size: .9rem;
  font-weight: 500;
  color: var(--c-text-muted);
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}
.faq-filter-tab:hover {
  border-color: var(--c-cyan);
  color: var(--c-white);
}
.faq-filter-tab.active {
  background: var(--c-gradient);
  color: var(--c-bg);
  border-color: transparent;
  font-weight: 600;
}

/* ===== CATEGORY HEADERS ===== */
.faq-category {
  margin-bottom: 48px;
}
.faq-category-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--c-border);
}
.faq-category-icon {
  width: 40px;
  height: 40px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.faq-category-header h2 {
  font-size: 1.4rem;
  margin: 0;
}

/* ===== FAQ ACCORDION (details/summary) ===== */
.faq-item {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  transition: border-color .25s ease, box-shadow .25s ease;
  overflow: hidden;
}
.faq-item:hover {
  border-color: rgba(0, 217, 255, .3);
}
.faq-item[open] {
  border-color: var(--c-cyan);
  box-shadow: 0 2px 16px rgba(0, 217, 255, .08);
}

/* Question (summary) */
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--c-white);
  cursor: pointer;
  list-style: none;
  user-select: none;
  transition: color .2s ease;
}

/* Remove default marker in all browsers */
.faq-question::-webkit-details-marker {
  display: none;
}
.faq-question::marker {
  content: '';
  display: none;
}

/* Plus/Minus toggle indicator */
.faq-question::after {
  content: '+';
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  color: var(--c-cyan);
  font-size: 1.2rem;
  font-weight: 400;
  flex-shrink: 0;
  margin-left: 16px;
  transition: transform .3s ease, background .25s ease, color .25s ease;
}
.faq-item[open] > .faq-question::after {
  content: '\2212'; /* minus sign */
  background: rgba(0, 217, 255, .15);
  border-color: var(--c-cyan);
  color: var(--c-cyan);
  transform: rotate(180deg);
}

.faq-question:hover {
  color: var(--c-cyan);
}

/* Answer */
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease, padding .3s ease;
}
.faq-item[open] > .faq-answer {
  max-height: 500px;
  /* transition handled by browser for details/summary; padding below provides spacing */
}

.faq-answer-inner {
  padding: 0 24px 24px;
  color: var(--c-text-muted);
  font-size: .95rem;
  line-height: 1.7;
}
.faq-answer-inner p {
  margin-bottom: 10px;
}
.faq-answer-inner p:last-child {
  margin-bottom: 0;
}
.faq-answer-inner a {
  color: var(--c-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.faq-answer-inner a:hover {
  color: var(--c-green);
}

/* ===== CTA SECTION ===== */
.faq-cta {
  text-align: center;
  padding: 56px 32px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  margin-top: 48px;
}
.faq-cta h2 {
  font-size: 1.6rem;
  margin-bottom: 12px;
}
.faq-cta p {
  color: var(--c-text-muted);
  font-size: 1.05rem;
  margin-bottom: 24px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}
.faq-cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .faq-hero {
    padding: 72px 0 32px;
  }
  .faq-hero h1 {
    font-size: 1.8rem;
  }
  .faq-hero p {
    font-size: 1rem;
  }
  .faq-filters {
    gap: 8px;
    margin-bottom: 32px;
  }
  .faq-filter-tab {
    padding: 8px 18px;
    font-size: .85rem;
  }
  .faq-category {
    margin-bottom: 36px;
  }
  .faq-category-header h2 {
    font-size: 1.2rem;
  }
  .faq-question {
    padding: 16px 18px;
    font-size: .95rem;
  }
  .faq-question::after {
    width: 24px;
    height: 24px;
    font-size: 1rem;
    margin-left: 12px;
  }
  .faq-answer-inner {
    padding: 0 18px 18px;
    font-size: .9rem;
  }
  .faq-cta {
    padding: 40px 20px;
  }
  .faq-cta h2 {
    font-size: 1.35rem;
  }
}

@media (max-width: 480px) {
  .faq-hero h1 {
    font-size: 1.5rem;
  }
  .faq-filters {
    gap: 6px;
  }
  .faq-filter-tab {
    padding: 7px 14px;
    font-size: .8rem;
  }
  .faq-question {
    padding: 14px 16px;
    font-size: .9rem;
    gap: 8px;
  }
  .faq-answer-inner {
    padding: 0 16px 16px;
  }
  .faq-cta-buttons {
    flex-direction: column;
    align-items: center;
  }
}