.page-faq {
  --faq-container: min(calc(100% - 40px), var(--content-width));
  background-color: var(--night-black);
  background-image:
    repeating-linear-gradient(0deg, transparent 0 39px, var(--grid-line) 40px),
    repeating-linear-gradient(90deg, transparent 0 39px, var(--grid-line) 40px);
  color: var(--cloud-white);
  font-family: var(--sans-font);
}

.page-faq [id] {
  scroll-margin-top: calc(var(--header-height) + 36px);
}

.page-faq .faq-breadcrumb {
  width: var(--faq-container);
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 24px;
  font: 400 12px/1.4 var(--mono-font);
  color: var(--silver-gray);
}

.page-faq .faq-breadcrumb a {
  color: var(--silver-gray);
  text-decoration: none;
  transition: color var(--transition-speed) var(--ease-out);
}

.page-faq .faq-breadcrumb a:hover,
.page-faq .faq-breadcrumb a:focus-visible {
  color: var(--volt-green);
}

.page-faq .faq-breadcrumb-sep {
  color: var(--steel-blue);
}

.page-faq .faq-hero {
  width: var(--faq-container);
  margin-inline: auto;
  padding: clamp(48px, 8vw, 88px) 0 40px;
}

.page-faq .faq-hero-inner {
  position: relative;
}

.page-faq .faq-hero-inner::before {
  content: "";
  display: block;
  width: 72px;
  height: 6px;
  background: linear-gradient(90deg, var(--tech-blue), var(--volt-green));
  margin-bottom: 26px;
}

.page-faq .faq-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  font: 700 12px/1.4 var(--mono-font);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--data-cyan);
}

.page-faq .faq-kicker-line {
  width: 28px;
  height: 1px;
  background: var(--data-cyan);
}

.page-faq .faq-hero h1 {
  font-size: clamp(28px, 6vw, 38px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.02em;
  max-width: 18em;
  margin: 16px 0 20px;
}

.page-faq .faq-hero-lead {
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--silver-gray);
  margin: 0;
}

.page-faq .faq-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
}

.page-faq .faq-hero-meta li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-faq .faq-meta-num {
  font: 700 18px/1.2 var(--mono-font);
  color: var(--volt-green);
}

.page-faq .faq-meta-label {
  font-size: 13px;
  color: var(--silver-gray);
}

.page-faq .faq-hero-media {
  margin: 36px 0 0;
  border: 1px solid var(--steel-blue);
  background: var(--deep-space);
  overflow: hidden;
}

.page-faq .faq-hero-bg {
  display: block;
  width: 100%;
  height: auto;
  max-height: 460px;
  object-fit: cover;
  opacity: 0.75;
}

.page-faq .faq-hero-media figcaption {
  font: 400 12px var(--mono-font);
  color: var(--silver-gray);
  padding: 10px 14px;
  border-top: 1px solid var(--steel-blue);
  background: rgba(10, 14, 28, 0.62);
}

.page-faq .faq-container {
  width: var(--faq-container);
  margin-inline: auto;
}

.page-faq .faq-hot {
  padding: 56px 0 48px;
}

.page-faq .faq-hot-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}

.page-faq .faq-hot-head h2 {
  font-size: 22px;
  font-weight: 800;
  margin: 0;
}

.page-faq .faq-hot-more {
  font: 400 12px var(--mono-font);
  color: var(--tech-blue);
  text-decoration: none;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--tech-blue);
  transition: color var(--transition-speed) var(--ease-out), border-color var(--transition-speed) var(--ease-out);
}

.page-faq .faq-hot-more:hover,
.page-faq .faq-hot-more:focus-visible {
  color: var(--volt-green);
  border-color: var(--volt-green);
}

.page-faq .faq-hot-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-faq .faq-hot-card {
  display: block;
  padding: 24px 20px 20px;
  background: linear-gradient(180deg, rgba(16, 24, 38, 0.92), rgba(16, 24, 38, 0.72));
  border: 1px solid var(--steel-blue);
  border-top: 3px solid var(--steel-blue);
  color: var(--cloud-white);
  text-decoration: none;
  transition: border-color var(--transition-speed) var(--ease-out), transform var(--transition-speed) var(--ease-out);
}

.page-faq .faq-hot-card:hover,
.page-faq .faq-hot-card:focus-visible {
  border-top-color: var(--volt-green);
  border-color: var(--tech-blue);
  transform: translateY(-4px);
}

.page-faq .faq-hot-num {
  display: block;
  font: 700 13px var(--mono-font);
  letter-spacing: 0.14em;
  color: var(--volt-green);
  margin-bottom: 18px;
}

.page-faq .faq-hot-card h3 {
  font-size: 18px;
  font-weight: 800;
  line-height: 1.4;
  margin: 0 0 8px;
}

.page-faq .faq-hot-card p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--silver-gray);
  margin: 0;
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
  padding: 32px 0 72px;
}

.page-faq .faq-toc {
  background: var(--glass-bg);
  border: 1px solid var(--steel-blue);
  padding: 20px 16px;
}

.page-faq .faq-toc-title {
  font: 700 12px var(--mono-font);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--silver-gray);
  margin: 0 0 16px;
}

.page-faq .faq-toc-list {
  display: flex;
  flex-wrap: nowrap;
  gap: 10px;
  overflow-x: auto;
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
}

.page-faq .faq-toc-list a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  padding: 10px 12px;
  border: 1px solid var(--grid-line-bright);
  font-size: 14px;
  color: var(--silver-gray);
  text-decoration: none;
  transition: color var(--transition-speed) var(--ease-out), border-color var(--transition-speed) var(--ease-out), background var(--transition-speed) var(--ease-out);
}

.page-faq .faq-toc-index {
  font: 700 11px var(--mono-font);
  color: var(--tech-blue);
}

.page-faq .faq-toc-list a:hover,
.page-faq .faq-toc-list a:focus-visible {
  color: var(--cloud-white);
  border-color: var(--tech-blue);
  background: rgba(0, 99, 247, 0.12);
}

.page-faq .faq-content-head {
  margin-bottom: 40px;
}

.page-faq .faq-content-kicker {
  font: 700 12px var(--mono-font);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--violet);
  margin: 0 0 10px;
}

.page-faq .faq-content-head h2 {
  font-size: 26px;
  font-weight: 900;
  margin: 0 0 10px;
}

.page-faq .faq-content-head p:last-child {
  font-size: 14px;
  line-height: 1.7;
  color: var(--silver-gray);
  margin: 0;
  max-width: 56ch;
}

.page-faq .faq-category {
  border: 1px solid var(--steel-blue);
  border-left: 3px solid var(--steel-blue);
  background: linear-gradient(180deg, rgba(16, 24, 38, 0.88), rgba(10, 14, 28, 0.9));
  margin-bottom: 40px;
  padding: 28px 24px;
  transition: border-left-color var(--transition-speed) var(--ease-out), background var(--transition-speed) var(--ease-out);
}

.page-faq .faq-category:target {
  border-left-color: var(--volt-green);
  background: linear-gradient(90deg, rgba(0, 230, 138, 0.07), transparent 36%), linear-gradient(180deg, rgba(16, 24, 38, 0.92), rgba(10, 14, 28, 0.92));
}

.page-faq .faq-category-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  border-bottom: 1px solid var(--grid-line-bright);
  padding-bottom: 12px;
  margin-bottom: 8px;
}

.page-faq .faq-category-index {
  font: 700 14px var(--mono-font);
  color: var(--volt-green);
}

.page-faq .faq-category-head h3 {
  font-size: 22px;
  font-weight: 800;
  margin: 0;
}

.page-faq .faq-category-desc {
  font-size: 14px;
  line-height: 1.6;
  color: var(--silver-gray);
  margin: 0 0 20px;
}

.page-faq .faq-item-list {
  display: grid;
  gap: 12px;
}

.page-faq .faq-item {
  border: 1px solid var(--steel-blue);
  background: rgba(10, 14, 28, 0.6);
  transition: border-color var(--transition-speed) var(--ease-out), box-shadow var(--transition-speed) var(--ease-out);
}

.page-faq .faq-item[open] {
  border-color: var(--tech-blue);
  box-shadow: 0 0 0 1px rgba(0, 99, 247, 0.2);
}

.page-faq .faq-question {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px;
  cursor: pointer;
  color: var(--cloud-white);
  font-weight: 700;
}

.page-faq .faq-question::-webkit-details-marker {
  display: none;
}

.page-faq .faq-question::marker {
  content: "";
}

.page-faq .faq-qnum {
  flex: 0 0 auto;
  font: 700 12px/1 var(--mono-font);
  color: var(--data-cyan);
  background: rgba(0, 179, 214, 0.1);
  border: 1px solid rgba(0, 179, 214, 0.24);
  padding: 5px 6px;
}

.page-faq .faq-qtext {
  flex: 1;
  font-size: 16px;
  line-height: 1.5;
  padding: 2px 0;
}

.page-faq .faq-qicon {
  position: relative;
  flex: 0 0 16px;
  width: 16px;
  height: 16px;
  margin-left: auto;
}

.page-faq .faq-qicon::before,
.page-faq .faq-qicon::after {
  content: "";
  position: absolute;
  background: var(--volt-green);
  transition: transform 0.3s var(--ease-out);
}

.page-faq .faq-qicon::before {
  left: 0;
  top: 7px;
  width: 16px;
  height: 2px;
}

.page-faq .faq-qicon::after {
  left: 7px;
  top: 0;
  width: 2px;
  height: 16px;
}

.page-faq .faq-item[open] .faq-qicon::after {
  transform: scaleY(0);
}

.page-faq .faq-answer {
  max-height: 0;
  overflow: hidden;
  padding: 0 18px;
  color: var(--silver-gray);
  font-size: 15px;
  line-height: 1.7;
  transition: max-height 0.45s var(--ease-out), padding 0.3s var(--ease-out);
}

.page-faq .faq-item[open] .faq-answer {
  max-height: 800px;
  padding: 0 18px 20px;
  border-top: 1px dashed var(--grid-line-bright);
}

.page-faq .faq-answer p {
  max-width: 68ch;
  margin: 14px 0 0;
}

.page-faq .faq-answer a {
  color: var(--tech-blue);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition-speed) var(--ease-out);
}

.page-faq .faq-answer a:hover,
.page-faq .faq-answer a:focus-visible {
  color: var(--volt-green);
}

.page-faq .faq-figure {
  margin: 20px 0 0;
  border: 1px solid var(--steel-blue);
  background: var(--night-black);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

.page-faq .faq-figure figcaption {
  font: 400 12px var(--mono-font);
  color: var(--silver-gray);
  padding: 8px 12px;
  border-top: 1px solid var(--steel-blue);
  background: rgba(10, 14, 28, 0.6);
}

.page-faq .faq-feedback {
  padding: 24px 0 88px;
}

.page-faq .faq-feedback-panel {
  position: relative;
  background:
    linear-gradient(120deg, rgba(0, 99, 247, 0.18), transparent 42%),
    var(--deep-space);
  border: 1px solid var(--steel-blue);
  border-left: 4px solid var(--volt-green);
  padding: 32px 28px;
}

.page-faq .faq-feedback-kicker {
  font: 700 12px var(--mono-font);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--tech-blue);
  margin: 0 0 10px;
}

.page-faq .faq-feedback-panel h2 {
  font-size: 26px;
  font-weight: 900;
  margin: 0 0 10px;
}

.page-faq .faq-feedback-lead {
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.7;
  color: var(--silver-gray);
  margin: 0 0 20px;
}

.page-faq .faq-contact-list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-contact-item {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-size: 14px;
}

.page-faq .faq-contact-label {
  flex: 0 0 68px;
  font: 700 12px var(--mono-font);
  color: var(--silver-gray);
}

.page-faq .faq-contact-value {
  color: var(--cloud-white);
  font-family: var(--mono-font);
  font-size: 13px;
  word-break: break-word;
}

.page-faq .faq-feedback-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 20px;
}

.page-faq .faq-feedback-link {
  font-size: 14px;
  color: var(--tech-blue);
  text-decoration: none;
  border-bottom: 1px solid var(--tech-blue);
  padding-bottom: 2px;
  transition: color var(--transition-speed) var(--ease-out), border-color var(--transition-speed) var(--ease-out);
}

.page-faq .faq-feedback-link:hover,
.page-faq .faq-feedback-link:focus-visible {
  color: var(--volt-green);
  border-color: var(--volt-green);
}

@media (min-width: 700px) {
  .page-faq .faq-hot-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero {
    padding-top: 72px;
  }

  .page-faq .faq-hero h1 {
    font-size: clamp(36px, 5vw, 56px);
    letter-spacing: -0.025em;
  }

  .page-faq .faq-layout {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 48px;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: calc(var(--header-height) + 32px);
  }

  .page-faq .faq-toc-list {
    flex-direction: column;
    gap: 4px;
    overflow: visible;
    padding: 0;
  }

  .page-faq .faq-toc-list a {
    justify-content: flex-start;
    width: 100%;
    background: transparent;
    border: 0;
    border-left: 2px solid transparent;
    padding: 10px 12px;
    border-radius: 0;
  }

  .page-faq .faq-toc-list a:hover,
  .page-faq .faq-toc-list a:focus-visible {
    background: rgba(0, 99, 247, 0.08);
    border-left-color: var(--tech-blue);
  }

  .page-faq .faq-category {
    padding: 32px 32px;
  }

  .page-faq .faq-feedback-panel {
    padding: 44px 48px;
  }
}