/* ============================================================
   NUVASTAY — Help / Support Page
   ============================================================ */

/* ===== Hero ===== */
.help-hero {
  position: relative;
  min-height: 480px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  text-align: center;
}
.help-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  filter: grayscale(1);
  opacity: 0.3;
}
.help-hero__overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center,
    rgba(18,18,18,0.55) 0%,
    rgba(18,18,18,0.96) 100%);
}
.help-hero__inner {
  position: relative;
  z-index: 2;
  padding: 64px 32px;
  max-width: 720px;
  width: 100%;
}
.help-hero__tag {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 18px;
}
.help-hero__title {
  font-family: var(--font-title);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.15;
  margin-bottom: 36px;
}
.help-hero__title em {
  color: var(--color-primary);
  font-weight: 300;
  font-style: normal;
}

/* Search bar */
.help-search {
  position: relative;
  max-width: 580px;
  margin: 0 auto;
}
.help-search__input {
  width: 100%;
  background: rgba(38,38,38,0.75);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  padding: 18px 130px 18px 24px;
  font-size: 0.88rem;
  color: var(--text-primary);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.help-search__input::placeholder { color: var(--text-muted); }
.help-search__input:focus {
  outline: none;
  border-color: rgba(227,192,106,0.5);
  box-shadow: 0 0 0 3px rgba(227,192,106,0.08);
}
.help-search__btn {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
}

/* ===== Category Cards ===== */
.help-page {
  padding: 72px 0 100px;
}

.help-section-tag {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-primary);
  display: block;
  margin-bottom: 10px;
}
.help-section-title {
  font-family: var(--font-title);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 36px;
}
.help-section-title--center { text-align: center; }

.help-cats {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  margin-bottom: 80px;
}
@media (max-width: 1100px) { .help-cats { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 640px)  { .help-cats { grid-template-columns: repeat(2, 1fr); } }

.help-cat {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px 24px 24px;
  cursor: pointer;
  transition: border-color var(--transition), transform var(--transition), background var(--transition);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 200px;
}
.help-cat:hover {
  border-color: var(--border-primary);
  background: var(--bg-secondary);
  transform: translateY(-3px);
}
.help-cat .material-symbols-outlined {
  font-size: 28px;
  color: var(--color-primary);
  margin-bottom: 20px;
  display: block;
  transition: transform var(--transition);
}
.help-cat:hover .material-symbols-outlined { transform: scale(1.1); }
.help-cat__title {
  font-family: var(--font-title);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.help-cat__desc {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* ===== FAQ ===== */
.help-faq-wrap {
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: 56px;
  margin-bottom: 80px;
}
@media (max-width: 640px) { .help-faq-wrap { padding: 32px 20px; } }

.help-faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.help-faq__item {
  background: var(--bg-main);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0;
  overflow: hidden;
}
.help-faq__item details { }
.help-faq__item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-title);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-primary);
  transition: color var(--transition);
}
.help-faq__item summary::-webkit-details-marker { display: none; }
.help-faq__item summary:hover { color: var(--color-primary); }
.help-faq__item summary .material-symbols-outlined {
  font-size: 20px;
  color: var(--text-muted);
  flex-shrink: 0;
  transition: transform var(--transition);
}
.help-faq__item details[open] summary .material-symbols-outlined { transform: rotate(180deg); }
.help-faq__item details[open] summary { color: var(--color-primary); }
.help-faq__body {
  padding: 0 24px 20px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.7;
  border-top: 1px solid var(--border-subtle);
  padding-top: 16px;
  margin: 0 24px 20px;
}

/* ===== Support Channels ===== */
.help-contact-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 56px;
  position: relative;
  overflow: hidden;
}
@media (max-width: 640px) { .help-contact-wrap { padding: 32px 20px; } }

.help-contact-wrap__deco {
  position: absolute;
  top: -40px;
  right: -20px;
  font-size: 18rem;
  color: var(--color-primary);
  opacity: 0.04;
  line-height: 1;
  pointer-events: none;
  user-select: none;
}
.help-contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
@media (max-width: 860px) { .help-contact-inner { grid-template-columns: 1fr; } }

.help-contact__title {
  font-family: var(--font-title);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 300;
  color: var(--text-primary);
  margin-bottom: 12px;
}
.help-contact__sub {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.65;
  max-width: 380px;
}
.help-channels {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
@media (max-width: 480px) { .help-channels { grid-template-columns: 1fr; gap: 12px; } }

.help-channel {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  cursor: pointer;
  gap: 12px;
}
.help-channel__icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--bg-main);
  border: 1px solid rgba(227,192,106,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color var(--transition);
}
.help-channel:hover .help-channel__icon { border-color: var(--color-primary); }
.help-channel__icon .material-symbols-outlined {
  font-size: 22px;
  color: var(--color-primary);
}
.help-channel__label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-primary);
}
.help-channel__detail {
  font-size: 0.72rem;
  color: var(--text-muted);
  word-break: break-all;
}

/* ===== Topic Modal ===== */
.help-topic-modal {
  position: fixed;
  inset: 0;
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.help-topic-modal[hidden] { display: none; }
.help-topic-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.82);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.help-topic-modal__box {
  position: relative;
  z-index: 1;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 44px 32px 32px;
  max-width: 800px;
  width: 100%;
}
@media (max-width: 640px) { .help-topic-modal__box { padding: 40px 16px 16px; } }
.help-topic-modal__close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
}
.help-topic-modal__close:hover { border-color: var(--border-primary); background: var(--bg-main); }
.help-topic-modal__close .material-symbols-outlined { font-size: 18px; color: var(--text-secondary); }
.help-topic-modal__video {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 */
  height: 0;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: #000;
}
.help-topic-modal__video iframe {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  border: 0;
}