.page-faq {
  --faq-gold: #C9A227;
  --faq-gold-bright: #E4BF3D;
  --faq-deep: #0B1D3A;
  --faq-deep-2: #10294A;
  --faq-deep-3: #081424;
  --faq-cream: #F7F3E8;
  --faq-danger: #8B0000;
  --faq-gray: #8A8D91;
  --faq-green: #6B8E23;
  --faq-link: #A0C4E0;
  --faq-white: #FFFFFF;
  --faq-font-head: "Noto Serif SC", "Source Han Serif SC", "Songti SC", STSong, serif;
  --faq-font-body: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --faq-font-mono: "Roboto Mono", "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  background: var(--faq-deep);
  color: var(--faq-cream);
  min-height: 100vh;
  font-family: var(--faq-font-body);
  line-height: 1.7;
}

.page-faq__hero {
  background:
    linear-gradient(135deg, rgba(11,29,58,0.92) 0%, rgba(16,41,74,0.96) 60%, rgba(8,20,36,0.98) 100%),
    repeating-linear-gradient(45deg, rgba(201,162,39,0.06) 0px, rgba(201,162,39,0.06) 1px, transparent 1px, transparent 12px);
  border-bottom: 1px solid rgba(201,162,39,0.4);
  position: relative;
  overflow: hidden;
}

.page-faq__hero::after {
  content: "";
  position: absolute;
  width: 520px;
  height: 520px;
  right: -180px;
  top: -180px;
  border: 1px solid rgba(201,162,39,0.25);
  transform: rotate(45deg);
  border-radius: 0;
  pointer-events: none;
}

.page-faq__hero-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 32px 20px 48px;
  position: relative;
  z-index: 1;
}

.page-faq__breadcrumb {
  font-family: var(--faq-font-mono);
  font-size: 13px;
  color: var(--faq-gray);
  margin-bottom: 28px;
  letter-spacing: 0.04em;
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-faq__breadcrumb a {
  color: var(--faq-link);
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-faq__breadcrumb a:hover,
.page-faq__breadcrumb a:focus-visible {
  color: var(--faq-gold-bright);
  outline: none;
}

.page-faq__breadcrumb-sep {
  color: rgba(201,162,39,0.6);
}

.page-faq__hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
}

.page-faq__label {
  font-family: var(--faq-font-mono);
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--faq-gold-bright);
  margin: 0 0 10px;
  display: inline-block;
  padding: 4px 12px;
  border-left: 3px solid var(--faq-gold);
  background: rgba(201,162,39,0.08);
}

.page-faq__hero h1 {
  font-family: var(--faq-font-head);
  font-size: 30px;
  font-weight: 700;
  color: var(--faq-white);
  line-height: 1.3;
  margin: 0 0 16px;
  letter-spacing: 0.02em;
}

.page-faq__hero h1::before {
  content: "";
  display: inline-block;
  width: 0;
  height: 0;
  border-left: 8px solid var(--faq-gold);
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
  margin-right: 10px;
  vertical-align: middle;
}

.page-faq__intro {
  font-size: 15px;
  color: rgba(247,243,232,0.85);
  max-width: 640px;
  margin: 0 0 24px;
}

.page-faq__search {
  max-width: 560px;
}

.page-faq__search-label {
  font-family: var(--faq-font-mono);
  font-size: 12px;
  color: var(--faq-gold);
  display: block;
  margin-bottom: 8px;
  letter-spacing: 0.08em;
}

.page-faq__search-input {
  width: 100%;
  padding: 12px 16px;
  background: rgba(247,243,232,0.06);
  border: 1px solid rgba(201,162,39,0.35);
  border-radius: 0;
  color: var(--faq-cream);
  font-family: var(--faq-font-body);
  font-size: 14px;
  transition: border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px));
}

.page-faq__search-input::placeholder {
  color: rgba(138,141,145,0.8);
}

.page-faq__search-input:focus {
  outline: none;
  border-color: var(--faq-gold-bright);
  background: rgba(247,243,232,0.1);
  box-shadow: 0 0 0 3px rgba(201,162,39,0.15);
}

.page-faq__hero-visual {
  display: none;
}

.page-faq__hero-img {
  width: 100%;
  max-width: 100%;
  height: auto;
  max-height: 300px;
  object-fit: contain;
  filter: drop-shadow(0 8px 24px rgba(8,20,36,0.5));
}

.page-faq__layout {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 20px 60px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-faq__side {
  padding: 24px 0 0;
}

.page-faq__index {
  background: var(--faq-deep-2);
  border: 1px solid rgba(201,162,39,0.25);
  padding: 20px 16px;
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 16px 100%, 0 calc(100% - 16px));
}

.page-faq__index-label {
  font-family: var(--faq-font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--faq-gold);
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(201,162,39,0.3);
}

.page-faq__index-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 6px;
  color: var(--faq-cream);
  text-decoration: none;
  font-size: 14px;
  border-left: 2px solid transparent;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, padding-left 0.2s ease;
}

.page-faq__index-link + .page-faq__index-link {
  border-top: 1px solid rgba(247,243,232,0.06);
}

.page-faq__index-link:hover,
.page-faq__index-link:focus-visible {
  background: rgba(201,162,39,0.08);
  border-left-color: var(--faq-gold);
  padding-left: 12px;
  color: var(--faq-gold-bright);
  outline: none;
}

.page-faq__index-num {
  font-family: var(--faq-font-mono);
  font-size: 12px;
  color: var(--faq-gold);
  opacity: 0.8;
}

.page-faq__status-card {
  margin-top: 16px;
  background: var(--faq-deep-3);
  border: 1px solid rgba(247,243,232,0.1);
  padding: 18px 16px;
}

.page-faq__status-title {
  font-family: var(--faq-font-head);
  font-size: 15px;
  font-weight: 600;
  color: var(--faq-white);
  margin: 0 0 14px;
  padding-left: 10px;
  border-left: 3px solid var(--faq-gold);
}

.page-faq__status-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq__status-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 0;
}

.page-faq__status-item + .page-faq__status-item {
  border-top: 1px solid rgba(247,243,232,0.06);
}

.page-faq__status-item strong {
  display: block;
  font-size: 14px;
  color: var(--faq-cream);
  font-weight: 600;
}

.page-faq__status-item span:last-child {
  font-size: 12px;
  color: var(--faq-gray);
}

.status {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 6px;
}

.status--ok {
  background: var(--faq-green);
  box-shadow: 0 0 0 3px rgba(107,142,35,0.2);
}

.status--warn {
  background: var(--faq-gold);
  box-shadow: 0 0 0 3px rgba(201,162,39,0.2);
  animation: page-faq-pulse 2s ease-in-out infinite;
}

@keyframes page-faq-pulse {
  0%, 100% {
    box-shadow: 0 0 0 3px rgba(201,162,39,0.2);
  }
  50% {
    box-shadow: 0 0 0 6px rgba(201,162,39,0.08);
  }
}

.page-faq__main {
  min-width: 0;
  padding-top: 24px;
}

.page-faq__section {
  margin-bottom: 32px;
  scroll-margin-top: 96px;
}

.page-faq__section-head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(201,162,39,0.35);
}

.page-faq__section-num {
  font-family: var(--faq-font-mono);
  font-size: 13px;
  color: var(--faq-gold-bright);
  background: rgba(201,162,39,0.14);
  border: 1px solid rgba(201,162,39,0.25);
  padding: 5px 8px;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
}

.page-faq__section-head h2 {
  font-family: var(--faq-font-head);
  font-size: 22px;
  font-weight: 700;
  color: var(--faq-white);
  margin: 0 0 4px;
  line-height: 1.35;
}

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

.page-faq__panel {
  background: var(--faq-deep-2);
  padding: 20px 18px;
  position: relative;
  border-left: 2px solid var(--faq-gold);
}

.page-faq__panel::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, var(--faq-gold), transparent);
}

.panel-cut {
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px));
}

.page-faq__panel-intro {
  margin: 0 0 16px;
  font-size: 14px;
  color: rgba(247,243,232,0.8);
}

.page-faq__steps {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  counter-reset: faq-step;
}

.page-faq__step {
  display: flex;
  gap: 12px;
  padding: 10px 0;
  align-items: flex-start;
  position: relative;
}

.page-faq__step + .page-faq__step::before {
  content: "";
  position: absolute;
  left: 17px;
  top: -6px;
  width: 1px;
  height: 16px;
  background: rgba(201,162,39,0.3);
}

.page-faq__step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--faq-gold);
  color: var(--faq-deep-3);
  font-family: var(--faq-font-mono);
  font-size: 14px;
  font-weight: 700;
  flex-shrink: 0;
  box-shadow: 0 0 0 4px rgba(201,162,39,0.18);
}

.page-faq__step p {
  margin: 0;
  font-size: 14px;
  color: var(--faq-cream);
  line-height: 1.7;
  padding-top: 4px;
}

.page-faq__step a {
  color: var(--faq-link);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(160,196,224,0.4);
  transition: color 0.2s ease, text-decoration-color 0.2s ease;
}

.page-faq__step a:hover,
.page-faq__step a:focus-visible {
  color: var(--faq-gold-bright);
  text-decoration-color: var(--faq-gold);
  outline: none;
}

.page-faq__code {
  font-family: var(--faq-font-mono);
  font-size: 13px;
  background: rgba(8,20,36,0.6);
  border: 1px solid rgba(201,162,39,0.3);
  padding: 2px 6px;
  color: var(--faq-gold-bright);
  white-space: nowrap;
}

.page-faq__step-img {
  width: 100%;
  max-width: 100%;
  height: auto;
  max-height: 260px;
  object-fit: contain;
  margin: 16px 0;
  border: 1px solid rgba(201,162,39,0.2);
  background: rgba(8,20,36,0.4);
  padding: 8px;
  box-sizing: border-box;
}

.page-faq__tip {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  background: rgba(107,142,35,0.08);
  border-left: 3px solid var(--faq-green);
  padding: 12px 14px;
  margin-top: 8px;
}

.page-faq__tip p {
  margin: 0;
  font-size: 13px;
  color: rgba(247,243,232,0.9);
  line-height: 1.7;
}

.page-faq__tip a {
  color: var(--faq-link);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq__tip-tag {
  flex-shrink: 0;
  margin-top: 2px;
}

.tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  padding: 2px 8px;
  border: 1px solid transparent;
}

.tag--green {
  background: rgba(107,142,35,0.2);
  color: #A9C46A;
  border-color: rgba(107,142,35,0.5);
}

.tag--red {
  background: rgba(139,0,0,0.2);
  color: #E8A0A0;
  border-color: rgba(139,0,0,0.5);
}

.page-faq__note-line {
  font-size: 13px;
  color: rgba(247,243,232,0.75);
  background: rgba(201,162,39,0.06);
  border: 1px solid rgba(201,162,39,0.15);
  padding: 10px 12px;
  margin: 8px 0 0;
}

.page-faq__note-line a {
  color: var(--faq-link);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-faq__card {
  background: var(--faq-deep-2);
  border-top: 2px solid var(--faq-gold);
  border-left: 1px solid rgba(201,162,39,0.2);
  border-right: 1px solid rgba(201,162,39,0.2);
  border-bottom: 1px solid rgba(201,162,39,0.2);
  padding: 18px 16px;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.page-faq__card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(8,20,36,0.4);
  border-top-color: var(--faq-gold-bright);
}

.page-faq__card-title {
  font-family: var(--faq-font-head);
  font-size: 16px;
  font-weight: 600;
  color: var(--faq-white);
  margin: 0 0 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(247,243,232,0.1);
  position: relative;
  padding-left: 14px;
}

.page-faq__card-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--faq-gold);
}

.page-faq__card-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq__card-list li {
  font-size: 13px;
  color: rgba(247,243,232,0.85);
  padding: 6px 0;
  padding-left: 16px;
  position: relative;
  line-height: 1.7;
}

.page-faq__card-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  width: 6px;
  height: 6px;
  background: var(--faq-gold);
  transform: rotate(45deg);
  opacity: 0.7;
}

.page-faq__card-list a {
  color: var(--faq-link);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(160,196,224,0.4);
  transition: color 0.2s ease;
}

.page-faq__card-list a:hover,
.page-faq__card-list a:focus-visible {
  color: var(--faq-gold-bright);
  outline: none;
}

@media (min-width: 768px) {
  .page-faq__hero-inner {
    padding: 44px 32px 64px;
  }

  .page-faq__hero-grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 36px;
  }

  .page-faq__hero-visual {
    display: block;
  }

  .page-faq__hero h1 {
    font-size: 36px;
  }

  .page-faq__intro {
    font-size: 16px;
  }

  .page-faq__section-head h2 {
    font-size: 24px;
  }

  .page-faq__panel {
    padding: 28px 28px 28px 30px;
  }

  .page-faq__step {
    gap: 16px;
    padding: 12px 0;
  }

  .page-faq__step p {
    font-size: 15px;
  }

  .page-faq__code {
    font-size: 14px;
  }

  .page-faq__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
  }
}

@media (min-width: 1024px) {
  .page-faq__hero-inner {
    padding: 56px 32px 72px;
  }

  .page-faq__hero-grid {
    gap: 48px;
  }

  .page-faq__layout {
    grid-template-columns: 280px 1fr;
    gap: 40px;
    padding: 0 32px 72px;
  }

  .page-faq__side {
    padding: 32px 0 0;
    position: sticky;
    top: 96px;
    align-self: start;
  }

  .page-faq__main {
    padding-top: 32px;
  }

  .page-faq__section {
    margin-bottom: 44px;
  }

  .page-faq__section-head {
    gap: 18px;
  }

  .page-faq__hero h1 {
    font-size: 42px;
  }

  .page-faq__hero-img {
    max-height: 320px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq__card {
    transition: none;
  }

  .status--warn {
    animation: none;
  }

  .page-faq__hero::after {
    transition: none;
  }
}