.page-faq {
  --faq-rail: 248px;
  --faq-glow-violet: rgba(123, 92, 255, 0.20);
  --faq-glow-orange: rgba(255, 122, 26, 0.16);
}

.page-faq [id] {
  scroll-margin-top: calc(var(--header-h) + 28px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(26px, 5vw, 64px) 0 clamp(34px, 6vw, 72px);
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(58% 68% at 10% -4%, var(--faq-glow-violet), transparent 62%),
    radial-gradient(52% 62% at 94% 8%, var(--faq-glow-orange), transparent 64%);
  pointer-events: none;
}

.page-faq .faq-hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

.page-faq .faq-hero__lead h1,
.page-faq .faq-hero__lead .display {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 5.6vw, 60px);
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin: 10px 0 18px;
  text-shadow: 0 0 26px rgba(255, 122, 26, 0.26);
}

.page-faq .faq-hero__lead .lede {
  max-width: 62ch;
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-faq .faq-hero__panel {
  padding: clamp(20px, 3vw, 28px);
  background: linear-gradient(152deg, rgba(20, 26, 51, 0.94), rgba(11, 16, 32, 0.9));
  border: 1px solid var(--c-line);
  align-self: end;
}

.page-faq .faq-hero__panel-title {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-orange);
}

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

.page-faq .faq-topic {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 11px 0;
  border-bottom: 1px dashed var(--c-line);
  font-size: 15px;
  line-height: 1.6;
  color: var(--c-moon);
}

.page-faq .faq-topic:last-child {
  border-bottom: 0;
}

.page-faq .faq-topic__dot {
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  margin-top: 8px;
  border-radius: 50%;
}

.page-faq .faq-topic__dot--rose { background: var(--c-rose); }
.page-faq .faq-topic__dot--amber { background: var(--c-amber); }
.page-faq .faq-topic__dot--green { background: var(--c-green); }

.page-faq .faq-hero__panel-note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-mist);
}

/* ---------- 通用图文块 ---------- */
.page-faq .faq-figure {
  margin: 0 0 clamp(26px, 4vw, 44px);
  border: 1px solid var(--c-line);
  background: var(--c-ink);
  overflow: hidden;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
}

.page-faq .faq-figure--narrow {
  max-width: 560px;
  margin: clamp(26px, 4vw, 44px) 0 0;
}

.page-faq .faq-figure__cap {
  padding: 10px 14px;
  font-size: 12px;
  color: var(--c-mist);
  border-top: 1px solid var(--c-line);
  background: rgba(11, 16, 32, 0.7);
}

/* ---------- 步骤轴 ---------- */
.page-faq .faq-axis {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2.4vw, 28px);
}

.page-faq .faq-axis__rail {
  position: relative;
  display: flex;
  flex-direction: row;
  gap: 6px;
  overflow-x: auto;
  padding: 2px 2px 8px;
  scrollbar-width: thin;
}

.page-faq .faq-node {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 14px 9px 9px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-pill);
  background: rgba(20, 26, 51, 0.5);
  color: var(--c-mist);
  font: inherit;
  font-size: 14px;
  text-align: left;
  cursor: pointer;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}

.page-faq .faq-node__num {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  flex: 0 0 auto;
  border-radius: 50%;
  border: 1px solid var(--c-line);
  background: var(--c-void);
  font-size: 11px;
  color: var(--c-mist);
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease);
}

.page-faq .faq-node__label {
  white-space: nowrap;
}

.page-faq .faq-node:hover {
  color: var(--c-moon);
  border-color: var(--c-violet);
}

.page-faq .faq-node:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px var(--c-violet), 0 0 0 4px var(--c-void);
}

.page-faq .faq-node[aria-selected="true"] {
  color: var(--c-white);
  border-color: var(--c-orange);
  background: rgba(255, 122, 26, 0.1);
}

.page-faq .faq-node[aria-selected="true"] .faq-node__num {
  border-color: var(--c-orange);
  color: var(--c-orange);
  box-shadow: inset 0 0 12px rgba(255, 122, 26, 0.35);
}

.page-faq .faq-panel {
  padding: clamp(18px, 2.6vw, 28px);
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-orange);
  background: linear-gradient(160deg, rgba(20, 26, 51, 0.82), rgba(11, 16, 32, 0.72));
  font-size: 16px;
  line-height: 1.85;
  color: var(--c-moon);
}

.page-faq .faq-panel + .faq-panel {
  margin-top: 12px;
}

.page-faq .faq-panel[hidden] {
  display: none;
}

.page-faq .faq-panel:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px var(--c-violet), 0 0 0 4px var(--c-void);
}

.page-faq .faq-panel p {
  margin: 0 0 12px;
  max-width: 68ch;
}

.page-faq .faq-panel p:last-child {
  margin-bottom: 0;
}

.page-faq .faq-panel__title {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--c-white);
}

.page-faq .faq-expect {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin-top: 16px !important;
  padding: 12px 14px;
  border: 1px dashed rgba(53, 242, 160, 0.32);
  background: rgba(53, 242, 160, 0.05);
  font-size: 15px;
}

.page-faq .faq-inline-link {
  color: var(--c-amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 196, 107, 0.4);
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-faq .faq-inline-link:hover {
  color: var(--c-orange);
  border-color: var(--c-orange);
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

@media (min-width: 860px) {
  .page-faq .faq-axis {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-axis__rail {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    flex-direction: column;
    gap: 4px;
    overflow: visible;
    padding: 0 0 0 4px;
  }

  .page-faq .faq-axis__rail::before {
    content: "";
    position: absolute;
    left: 19px;
    top: 20px;
    bottom: 20px;
    width: 1px;
    background: linear-gradient(180deg, var(--c-orange), var(--c-line) 38%, var(--c-line));
  }

  .page-faq .faq-node {
    position: relative;
    border-color: transparent;
    border-radius: 0;
    background: transparent;
    padding: 9px 10px 9px 4px;
    z-index: 1;
  }

  .page-faq .faq-node__label {
    white-space: normal;
    font-size: 14px;
    line-height: 1.45;
  }

  .page-faq .faq-node[aria-selected="true"] {
    background: transparent;
  }

  .page-faq .faq-node[aria-selected="true"] .faq-node__label {
    color: var(--c-white);
  }
}

/* ---------- 排查流程图 ---------- */
.page-faq .faq-flow {
  margin: 0 0 clamp(28px, 4vw, 48px);
  padding: 18px;
  border: 1px solid var(--c-line);
  background: linear-gradient(140deg, rgba(11, 16, 32, 0.9), rgba(5, 7, 15, 0.9));
  overflow-x: auto;
}

.page-faq .faq-flow svg {
  display: block;
  width: 100%;
  min-width: 520px;
  height: auto;
}

.page-faq .faq-flow__edges path {
  stroke: var(--c-line);
  stroke-width: 1.5;
}

.page-faq .faq-flow__root rect {
  fill: var(--c-panel);
  stroke: var(--c-orange);
  stroke-width: 1.5;
}

.page-faq .faq-flow__root text {
  fill: var(--c-white);
  font-family: var(--font-mono);
  font-size: 17px;
}

.page-faq .faq-flow__node rect {
  fill: var(--c-ink);
  stroke: var(--c-line);
  stroke-width: 1.5;
  transition: stroke var(--t-fast) var(--ease);
}

.page-faq .faq-flow__node text {
  fill: var(--c-moon);
  font-family: var(--font-body);
  font-size: 17px;
}

.page-faq .faq-flow a {
  text-decoration: none;
}

.page-faq .faq-flow a:hover .faq-flow__node rect,
.page-faq .faq-flow a:focus-visible .faq-flow__node rect {
  stroke: var(--c-orange);
}

.page-faq .faq-flow a:focus-visible {
  outline: none;
}

.page-faq .faq-flow a:focus-visible .faq-flow__node text {
  fill: var(--c-white);
}

/* ---------- 排查顺序 ---------- */
.page-faq .faq-order {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: none;
}

.page-faq .faq-order__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  padding: 22px 0;
  border-top: 1px solid var(--c-line);
}

.page-faq .faq-order__item:last-child {
  border-bottom: 1px solid var(--c-line);
}

.page-faq .faq-order__rank {
  font-size: 26px;
  line-height: 1;
  color: var(--c-line);
  letter-spacing: 0.02em;
  padding-top: 3px;
  transition: color var(--t-fast) var(--ease);
}

.page-faq .faq-order__item:hover .faq-order__rank {
  color: var(--c-orange);
}

.page-faq .faq-order__title {
  margin: 0 0 8px;
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--c-white);
}

.page-faq .faq-order__body p {
  margin: 0 0 10px;
  max-width: 66ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--c-moon);
}

.page-faq .faq-order__hint {
  margin: 0;
}

/* ---------- 礼包 ---------- */
.page-faq .faq-gift-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

.page-faq .faq-gift-card {
  position: relative;
  padding: clamp(18px, 2.6vw, 26px);
  background: var(--c-panel);
  border: 1px solid var(--c-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut-l)), calc(100% - var(--cut-l)) 100%, 0 100%);
  transition: border-color var(--t-fast) var(--ease);
}

.page-faq .faq-gift-card:hover {
  border-color: var(--c-orange);
}

.page-faq .faq-gift-card__step {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-amber);
}

.page-faq .faq-gift-card__title {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--c-white);
}

.page-faq .faq-gift-card p:last-child {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-moon);
}

.page-faq .faq-gift-fail {
  margin-top: clamp(28px, 4vw, 44px);
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-violet);
  background: rgba(20, 26, 51, 0.55);
}

.page-faq .faq-gift-fail__title {
  margin: 0 0 18px;
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--c-white);
}

.page-faq .faq-gift-fail__list {
  margin: 0;
}

.page-faq .faq-gift-fail__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 14px 0;
  border-top: 1px dashed var(--c-line);
}

.page-faq .faq-gift-fail__row:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-faq .faq-gift-fail__row dt {
  font-size: 15.5px;
  font-weight: 700;
  color: var(--c-amber);
}

.page-faq .faq-gift-fail__row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-moon);
}

@media (min-width: 780px) {
  .page-faq .faq-gift-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-gift-fail__row {
    grid-template-columns: minmax(0, 240px) minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}

/* ---------- 安装失败原因 ---------- */
.page-faq .faq-causes {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

.page-faq .faq-cause {
  display: flex;
  flex-direction: column;
  padding: clamp(16px, 2.4vw, 24px);
  border: 1px solid var(--c-line);
  background: linear-gradient(158deg, rgba(20, 26, 51, 0.8), rgba(11, 16, 32, 0.7));
  transition: border-color var(--t-fast) var(--ease), transform var(--t-fast) var(--ease);
}

.page-faq .faq-cause:hover {
  border-color: var(--c-rose);
  transform: translateY(-2px);
}

.page-faq .faq-cause__code {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--c-rose);
}

.page-faq .faq-cause__title {
  margin: 0 0 12px;
  font-size: 18px;
  font-weight: 700;
  color: var(--c-white);
}

.page-faq .faq-cause__signal,
.page-faq .faq-cause__fix {
  margin: 0 0 10px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--c-moon);
}

.page-faq .faq-cause__fix {
  margin-bottom: 0;
  color: var(--c-mist);
}

@media (min-width: 700px) {
  .page-faq .faq-causes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-causes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 工单 ---------- */
.page-faq .faq-ticket {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

.page-faq .faq-ticket__col {
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--c-line);
  background: rgba(11, 16, 32, 0.7);
}

.page-faq .faq-ticket__col--alt {
  border-color: rgba(255, 122, 26, 0.4);
  background: linear-gradient(155deg, rgba(255, 122, 26, 0.09), rgba(11, 16, 32, 0.75));
}

.page-faq .faq-ticket__heading {
  margin: 0 0 16px;
  font-family: var(--font-serif);
  font-size: 21px;
  font-weight: 700;
  color: var(--c-white);
}

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

.page-faq .faq-ticket__list li {
  position: relative;
  padding: 10px 0 10px 20px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-moon);
  border-bottom: 1px dashed var(--c-line);
}

.page-faq .faq-ticket__list li:last-child {
  border-bottom: 0;
}

.page-faq .faq-ticket__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  width: 8px;
  height: 1px;
  background: var(--c-orange);
}

.page-faq .faq-ticket__list--check li::before {
  width: 7px;
  height: 7px;
  top: 19px;
  border-radius: 50%;
  background: var(--c-green);
}

.page-faq .faq-ticket__k {
  display: inline-block;
  margin-right: 8px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-amber);
}

.page-faq .faq-ticket__note {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--c-mist);
}

.page-faq .faq-ticket__cta {
  margin-top: 22px;
}

@media (min-width: 880px) {
  .page-faq .faq-ticket {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 账号与对局安全 ---------- */
.page-faq .faq-secure {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

.page-faq .faq-secure__card {
  padding: clamp(18px, 2.6vw, 26px);
  border: 1px solid var(--c-line);
  border-top: 2px solid var(--c-green);
  background: rgba(20, 26, 51, 0.6);
}

.page-faq .faq-secure__title {
  margin: 0 0 10px;
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 700;
  color: var(--c-white);
}

.page-faq .faq-secure__card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--c-moon);
}

.page-faq .faq-secure__tip {
  margin: clamp(24px, 3.4vw, 36px) 0 0;
  padding: 16px 18px;
  border-left: 3px solid var(--c-violet);
  background: rgba(123, 92, 255, 0.08);
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-moon);
}

@media (min-width: 820px) {
  .page-faq .faq-secure {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-node,
  .page-faq .faq-cause,
  .page-faq .faq-gift-card,
  .page-faq .faq-flow__node rect {
    transition: none;
  }

  .page-faq .faq-cause:hover {
    transform: none;
  }
}