.page-home {
  --hp-hair: rgba(243, 240, 232, 0.12);
  --hp-glass: rgba(14, 23, 48, 0.76);
  --hp-soft: rgba(243, 240, 232, 0.06);
  --hp-gap: clamp(18px, 2.6vw, 34px);
  display: block;
  color: var(--bone);
  background-color: var(--ink);
  background-image:
    radial-gradient(ellipse 60% 45% at 88% 0%, rgba(139, 92, 246, 0.22), transparent 62%),
    radial-gradient(ellipse 55% 40% at 0% 20%, rgba(61, 245, 230, 0.12), transparent 60%),
    repeating-linear-gradient(180deg, rgba(61, 245, 230, 0.045) 0 1px, transparent 1px 4px);
  background-repeat: no-repeat, no-repeat, repeat;
  overflow-x: hidden;
}

.page-home .hp-wrap {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 32px);
}

@media (min-width: 1024px) {
  .page-home .hp-wrap {
    padding-left: calc(var(--rail-w) + clamp(24px, 3vw, 48px));
    padding-right: clamp(24px, 3vw, 48px);
  }
}

/* ---------- 上下文 ---------- */
.page-home .page-context {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-block: 18px 6px;
  font-size: 12px;
  color: var(--rock);
  letter-spacing: 0.06em;
}

.page-home .page-context__label {
  color: var(--cyan);
  letter-spacing: 0.16em;
}

.page-home .page-context__sep {
  color: rgba(138, 148, 166, 0.6);
}

.page-home .page-context__here {
  color: var(--bone);
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  padding-block: clamp(10px, 2vw, 22px) clamp(40px, 6vw, 84px);
}

.page-home .hero__inner {
  display: grid;
  gap: clamp(28px, 4vw, 46px);
}

@media (min-width: 960px) {
  .page-home .hero__inner {
    grid-template-columns: minmax(0, 55fr) minmax(0, 45fr);
    align-items: start;
    gap: clamp(28px, 3.4vw, 52px);
  }
}

.page-home .hero__kicker {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--cyan);
  text-transform: uppercase;
}

.page-home .hero__title {
  margin: 0 0 clamp(14px, 2vw, 22px);
  font-family: var(--font-title);
  font-size: clamp(2.4rem, 6.4vw, 5rem);
  line-height: 1.04;
  letter-spacing: -0.03em;
  font-weight: 900;
}

.page-home .hero__lede {
  max-width: 60ch;
  margin: 0 0 clamp(16px, 2vw, 22px);
  font-size: clamp(1rem, 1.25vw, 1.08rem);
  line-height: 1.8;
  color: rgba(243, 240, 232, 0.88);
}

.page-home .hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 clamp(24px, 3.4vw, 36px);
  padding: 0;
  list-style: none;
}

/* 分类控制台 */
.page-home .cat-console {
  padding: clamp(16px, 2.2vw, 24px);
  border: 1px solid var(--hp-hair);
  border-top: 2px solid var(--cyan);
  background:
    linear-gradient(160deg, rgba(61, 245, 230, 0.08), rgba(139, 92, 246, 0.06) 55%, rgba(7, 11, 24, 0.92));
}

.page-home .cat-console__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}

.page-home .cat-console__title {
  margin: 0;
  font-family: var(--font-title);
  font-size: clamp(1.2rem, 2.2vw, 1.6rem);
  letter-spacing: -0.01em;
}

.page-home .cat-console__more {
  font-size: 13px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(61, 245, 230, 0.4);
  padding-bottom: 1px;
}

.page-home .cat-console__more:hover {
  color: var(--bone);
}

.page-home .cat-console__hint {
  margin: 8px 0 18px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--rock);
}

.page-home .cat-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  grid-template-columns: minmax(0, 1fr);
}

@media (min-width: 560px) {
  .page-home .cat-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-home .cat-item {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "idx name"
    "idx desc";
  align-items: baseline;
  gap: 0 10px;
  padding: 12px 14px 13px;
  background: rgba(7, 11, 24, 0.62);
  border: 1px solid var(--hp-hair);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 13px), calc(100% - 13px) 100%, 0 100%);
  transition: border-color 160ms ease, background-color 160ms ease;
}

.page-home .cat-item:hover {
  border-color: rgba(61, 245, 230, 0.55);
  background: rgba(61, 245, 230, 0.07);
}

.page-home .cat-item__idx {
  grid-area: idx;
  font-size: 12px;
  color: var(--violet);
  letter-spacing: 0.06em;
}

.page-home .cat-item__name {
  grid-area: name;
  font-weight: 700;
  font-size: 15px;
}

.page-home .cat-item__desc {
  grid-area: desc;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--rock);
}

/* iOS 下载卡 */
.page-home .dl-card {
  margin-top: clamp(18px, 2.6vw, 26px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border: 1px solid var(--hp-hair);
  border-left: 2px solid var(--orange);
  background: linear-gradient(150deg, rgba(255, 159, 69, 0.12), rgba(14, 23, 48, 0.92) 58%);
  overflow: hidden;
}

@media (min-width: 620px) {
  .page-home .dl-card {
    grid-template-columns: 42% minmax(0, 1fr);
  }
}

.page-home .dl-card__media {
  position: relative;
  min-height: 150px;
  overflow: hidden;
}

.page-home .dl-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(1.15) contrast(1.05);
}

.page-home .dl-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(180deg, rgba(7, 11, 24, 0.42) 0 1px, transparent 1px 3px);
  pointer-events: none;
}

.page-home .dl-card__body {
  padding: clamp(16px, 2vw, 22px);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}

.page-home .dl-card__badge {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--orange);
  padding: 3px 8px;
  border: 1px solid rgba(255, 159, 69, 0.5);
}

.page-home .dl-card__title {
  margin: 0;
  font-family: var(--font-title);
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  letter-spacing: -0.01em;
}

.page-home .dl-card__text {
  margin: 0 0 6px;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(243, 240, 232, 0.82);
}

/* 首屏右侧 */
.page-home .hero__right {
  position: relative;
  isolation: isolate;
  min-height: 100%;
}

.page-home .hero__visual {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.3;
  filter: saturate(1.2) contrast(1.06);
}

.page-home .hero__right::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    repeating-linear-gradient(180deg, rgba(7, 11, 24, 0.35) 0 1px, transparent 1px 4px),
    linear-gradient(180deg, rgba(7, 11, 24, 0.62), rgba(7, 11, 24, 0.92) 72%);
}

.page-home .side-stack {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 14px;
  padding: clamp(4px, 1vw, 10px);
}

.page-home .side-panel {
  padding: clamp(16px, 2vw, 22px);
  background: var(--hp-glass);
  border: 1px solid rgba(61, 245, 230, 0.24);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-home .side-panel__title {
  margin: 0 0 14px;
  font-family: var(--font-title);
  font-size: 1.02rem;
  letter-spacing: 0.01em;
  color: var(--cyan);
}

.page-home .rule-mini {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .rule-mini__item {
  display: grid;
  grid-template-columns: 3.2rem minmax(0, 1fr);
  gap: 10px;
  align-items: start;
}

.page-home .rule-mini__key {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--violet);
  padding-top: 3px;
}

.page-home .rule-mini__item p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(243, 240, 232, 0.88);
}

.page-home .side-panel__link {
  margin-top: 16px;
}

.page-home .fq-roll {
  list-style: none;
  margin: 0;
  padding: 0 6px 0 0;
  display: grid;
  gap: 8px;
  max-height: 236px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--cyan) transparent;
}

.page-home .fq-roll::-webkit-scrollbar {
  width: 5px;
}

.page-home .fq-roll::-webkit-scrollbar-thumb {
  background: rgba(61, 245, 230, 0.55);
}

.page-home .fq-roll__item {
  padding: 9px 11px;
  background: rgba(7, 11, 24, 0.5);
  border-left: 2px solid rgba(61, 245, 230, 0.42);
}

.page-home .fq-roll__q {
  display: block;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--bone);
}

.page-home .fq-roll__a {
  display: block;
  margin-top: 3px;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--rock);
}

/* ---------- 通用段落头 ---------- */
.page-home .eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-home .section-head__title {
  margin: 0 0 14px;
  font-family: var(--font-title);
  font-size: clamp(1.7rem, 3.4vw, 2.7rem);
  line-height: 1.16;
  letter-spacing: -0.02em;
  font-weight: 900;
}

.page-home .prose {
  margin: 0;
  max-width: 68ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: rgba(243, 240, 232, 0.84);
}

/* ---------- 轮次 ---------- */
.page-home .rounds {
  margin-top: clamp(46px, 7vw, 92px);
}

.page-home .rounds__head {
  max-width: 76ch;
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-home .rounds__grid {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
}

@media (min-width: 900px) {
  .page-home .rounds__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
}

.page-home .rounds__figure {
  margin: 0;
  position: relative;
}

.page-home .rounds__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border: 1px solid rgba(61, 245, 230, 0.3);
  filter: saturate(1.1) contrast(1.04);
}

.page-home .rounds__figure::after {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 100%;
  pointer-events: none;
  background: repeating-linear-gradient(180deg, rgba(7, 11, 24, 0.3) 0 1px, transparent 1px 4px);
}

.page-home .rounds__figure figcaption {
  margin-top: 10px;
  font-size: 12px;
  color: var(--rock);
  letter-spacing: 0.02em;
}

.page-home .round-step {
  border: 1px solid var(--hp-hair);
  border-left: 3px solid var(--cyan);
  background: rgba(14, 23, 48, 0.58);
  margin-bottom: 10px;
}

.page-home .round-step summary {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}

.page-home .round-step summary::-webkit-details-marker {
  display: none;
}

.page-home .round-step summary::after {
  content: "+";
  margin-left: auto;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
}

.page-home .round-step[open] summary::after {
  content: "\2212";
}

.page-home .round-step__num {
  font-size: 20px;
  color: var(--magenta);
  letter-spacing: -0.02em;
}

.page-home .round-step__name {
  font-weight: 700;
  font-size: 1.02rem;
}

.page-home .round-step p {
  margin: 0;
  padding: 0 16px 16px;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(243, 240, 232, 0.82);
}

.page-home .round-facts {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.page-home .round-facts li {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 8px;
  border-top: 1px solid rgba(111, 163, 111, 0.55);
  font-size: 12px;
  color: var(--rock);
}

.page-home .round-facts__num {
  font-size: clamp(1.5rem, 3vw, 2rem);
  line-height: 1;
  color: var(--moss);
}

/* ---------- 规则 ---------- */
.page-home .rules {
  margin-top: clamp(46px, 7vw, 92px);
}

.page-home .rules__head {
  max-width: 74ch;
  margin-bottom: clamp(18px, 2.4vw, 26px);
}

.page-home .rule-folds {
  border-top: 1px solid var(--hp-hair);
}

.page-home .rule-fold {
  border-bottom: 1px solid var(--hp-hair);
}

.page-home .rule-fold summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 16px;
  padding: 18px 4px;
  cursor: pointer;
  list-style: none;
}

.page-home .rule-fold summary::-webkit-details-marker {
  display: none;
}

.page-home .rule-fold__key {
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--cyan);
  min-width: 3rem;
  border: 1px solid rgba(61, 245, 230, 0.4);
  padding: 2px 6px;
  text-align: center;
}

.page-home .rule-fold__title {
  font-family: var(--font-title);
  font-size: clamp(1.05rem, 1.9vw, 1.32rem);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-home .rule-fold[open] .rule-fold__title {
  color: var(--cyan);
}

.page-home .rule-fold p {
  margin: 0;
  padding: 0 4px 20px;
  max-width: 70ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(243, 240, 232, 0.84);
}

.page-home .rules__more {
  margin-top: clamp(20px, 2.6vw, 28px);
}

/* ---------- 反馈三步 ---------- */
.page-home .steps {
  margin-top: clamp(46px, 7vw, 92px);
}

.page-home .steps__head {
  max-width: 74ch;
  margin-bottom: clamp(22px, 3vw, 32px);
}

.page-home .steps__grid {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
}

@media (min-width: 900px) {
  .page-home .steps__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
  }
}

.page-home .step-cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
  grid-template-columns: minmax(0, 1fr);
}

@media (min-width: 640px) {
  .page-home .step-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-home .step-card {
  padding: 16px 15px 18px;
  border-top: 2px solid var(--orange);
  background: linear-gradient(170deg, rgba(255, 159, 69, 0.13), rgba(14, 23, 48, 0.9) 62%);
  border-right: 1px solid var(--hp-hair);
  border-bottom: 1px solid var(--hp-hair);
  border-left: 1px solid var(--hp-hair);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 14px 100%, 0 calc(100% - 14px));
}

@media (min-width: 640px) {
  .page-home .step-card:nth-child(2) {
    margin-top: 18px;
  }
}

.page-home .step-card__num {
  display: block;
  font-size: 26px;
  line-height: 1;
  color: var(--orange);
  letter-spacing: -0.03em;
  margin-bottom: 10px;
}

.page-home .step-card__title {
  margin: 0 0 8px;
  font-family: var(--font-title);
  font-size: 1.05rem;
  letter-spacing: 0;
}

.page-home .step-card p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: rgba(243, 240, 232, 0.82);
}

.page-home .steps__figure {
  margin: 0;
  position: relative;
}

.page-home .steps__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border: 1px solid rgba(255, 159, 69, 0.35);
}

.page-home .steps__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(135deg, rgba(255, 61, 154, 0.05) 0 2px, transparent 2px 6px);
}

.page-home .steps__figure figcaption {
  margin-top: 10px;
  font-size: 12px;
  color: var(--rock);
}

.page-home .steps__cta {
  margin-top: clamp(22px, 3vw, 32px);
}

/* ---------- 更新 ---------- */
.page-home .updates {
  margin-top: clamp(46px, 7vw, 92px);
}

.page-home .updates__head {
  max-width: 74ch;
  margin-bottom: clamp(22px, 3vw, 32px);
}

.page-home .updates__grid {
  display: grid;
  gap: clamp(22px, 3.2vw, 38px);
}

@media (min-width: 900px) {
  .page-home .updates__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
}

.page-home .update-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-home .update-item {
  display: grid;
  gap: 4px;
  padding: 16px 0;
  border-bottom: 1px solid var(--hp-hair);
}

.page-home .update-item:first-child {
  padding-top: 0;
}

.page-home .update-item__when {
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--violet);
}

.page-home .update-item__body h3 {
  margin: 2px 0 6px;
  font-family: var(--font-title);
  font-size: 1.05rem;
  font-weight: 700;
}

.page-home .update-item__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(243, 240, 232, 0.8);
}

.page-home .heat {
  padding: clamp(16px, 2vw, 22px);
  border: 1px solid var(--hp-hair);
  border-top: 2px solid var(--violet);
  background: rgba(14, 23, 48, 0.6);
}

.page-home .heat__title {
  margin: 0 0 4px;
  font-family: var(--font-title);
  font-size: 1.02rem;
}

.page-home .heat__note {
  margin: 0 0 16px;
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--rock);
}

.page-home .heat-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 11px;
}

.page-home .heat-row {
  display: grid;
  grid-template-columns: 5.4rem minmax(0, 1fr);
  align-items: center;
  gap: 10px;
}

.page-home .heat-row__name {
  font-size: 13px;
  color: rgba(243, 240, 232, 0.88);
}

.page-home .heat-row__bar {
  display: block;
  height: 7px;
  background: rgba(243, 240, 232, 0.08);
  overflow: hidden;
}

.page-home .heat-row__bar span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--violet) 72%, var(--magenta));
}

.page-home .heat-row:nth-child(1) .heat-row__bar span { width: 94%; }
.page-home .heat-row:nth-child(2) .heat-row__bar span { width: 86%; }
.page-home .heat-row:nth-child(3) .heat-row__bar span { width: 74%; }
.page-home .heat-row:nth-child(4) .heat-row__bar span { width: 63%; }
.page-home .heat-row:nth-child(5) .heat-row__bar span { width: 51%; }
.page-home .heat-row:nth-child(6) .heat-row__bar span { width: 42%; }

.page-home .heat__more {
  margin-top: 18px;
}

/* ---------- 问答 ---------- */
.page-home .faq {
  margin-top: clamp(46px, 7vw, 92px);
  padding-bottom: clamp(40px, 6vw, 80px);
}

.page-home .faq__head {
  max-width: 74ch;
  margin-bottom: clamp(20px, 2.6vw, 28px);
}

.page-home .faq-list {
  display: grid;
  gap: 10px;
}

.page-home .faq-item {
  border: 1px solid var(--hp-hair);
  background: rgba(7, 11, 24, 0.62);
  transition: border-color 160ms ease;
}

.page-home .faq-item:hover {
  border-color: rgba(61, 245, 230, 0.4);
}

.page-home .faq-item summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 600;
  color: var(--bone);
}

.page-home .faq-item summary::-webkit-details-marker {
  display: none;
}

.page-home .faq-item__mark {
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  background: var(--cyan);
  transform: rotate(45deg);
  transition: background-color 160ms ease;
}

.page-home .faq-item[open] summary {
  color: var(--cyan);
}

.page-home .faq-item[open] .faq-item__mark {
  background: var(--magenta);
}

.page-home .faq-item p {
  margin: 0;
  padding: 0 16px 16px 36px;
  max-width: 72ch;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(243, 240, 232, 0.82);
}

.page-home .faq__foot {
  margin: 22px 0 0;
  font-size: 13.5px;
  color: var(--rock);
}

.page-home .faq__foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(61, 245, 230, 0.4);
}

.page-home .faq__foot a:hover {
  color: var(--bone);
}

/* ---------- 入场动效 ---------- */
.page-home [data-reveal] {
  opacity: 1;
  transform: none;
  transition: opacity 450ms ease, transform 450ms ease;
}

.js .page-home [data-reveal] {
  opacity: 0;
  transform: translateY(16px);
}

.js .page-home [data-reveal].is-in {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .page-home [data-reveal],
  .js .page-home [data-reveal],
  .js .page-home [data-reveal].is-in {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-home .cat-item,
  .page-home .faq-item,
  .page-home .faq-item__mark {
    transition: none;
  }
}