.page-home {
  --home-line: rgba(23, 52, 95, 0.9);
  background: var(--ink-0);
  color: var(--white);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  isolation: isolate;
  padding-bottom: clamp(56px, 8vw, 104px);
}
.page-home .hero__visual {
  position: absolute;
  inset: 0 0 auto 0;
  height: clamp(360px, 58vw, 620px);
  z-index: -1;
  overflow: hidden;
}
.page-home .hero__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.6;
}
.page-home .hero__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(5, 13, 31, 0.4) 0%, rgba(5, 13, 31, 0.75) 58%, var(--ink-0) 100%);
}
.page-home .hero__inner {
  position: relative;
  padding-top: clamp(18px, 4vw, 34px);
}

.page-home .rail {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 clamp(28px, 5vw, 52px);
  padding: 12px 0;
  border-top: 1px solid var(--home-line);
  border-bottom: 1px solid var(--home-line);
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scrollbar-width: none;
}
.page-home .rail::-webkit-scrollbar {
  display: none;
}
.page-home .rail__label {
  flex: 0 0 auto;
  padding-right: 12px;
  border-right: 1px solid var(--home-line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}
.page-home .rail__list {
  display: flex;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-home .rail__chip {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 16px;
  white-space: nowrap;
  font-size: 14px;
  color: var(--fog);
  text-decoration: none;
  background: rgba(10, 27, 61, 0.72);
  border: 1px solid var(--ink-2);
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
  transition: color var(--t) var(--ease), background-color var(--t) var(--ease), border-color var(--t) var(--ease);
}
.page-home .rail__chip:hover,
.page-home .rail__chip:focus-visible {
  color: var(--ink-0);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-home .hero__split {
  display: grid;
  gap: clamp(28px, 4vw, 40px);
}
.page-home .hero__title {
  margin: 12px 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 6.6vw, 62px);
  line-height: 1.14;
  letter-spacing: 0.02em;
  color: var(--white);
}
.page-home .hero__lede {
  max-width: 34em;
  margin: 0;
  color: var(--fog);
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.75;
}
.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-home .hero__index {
  padding: 20px;
  background: linear-gradient(160deg, rgba(23, 52, 95, 0.7), rgba(5, 13, 31, 0.94) 70%);
  border: 1px solid var(--ink-2);
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px));
}
.page-home .hero__index-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.14em;
  color: var(--fog);
}
.page-home .chapter-list {
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-home .chapter-list__link {
  display: flex;
  gap: 14px;
  align-items: baseline;
  padding: 12px 0;
  border-bottom: 1px dashed var(--ink-2);
  color: var(--white);
  font-size: 15px;
  text-decoration: none;
  transition: color var(--t) var(--ease), padding-left var(--t) var(--ease);
}
.page-home .chapter-list li:last-child .chapter-list__link {
  border-bottom: 0;
}
.page-home .chapter-list__link:hover,
.page-home .chapter-list__link:focus-visible {
  color: var(--cyan);
  padding-left: 6px;
}
.page-home .chapter-list__idx {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}
.page-home .hero__status {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--ink-2);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--fog);
}
.page-home .hero__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  animation: home-pulse-dot 2.4s var(--ease) infinite;
}
@keyframes home-pulse-dot {
  0%, 100% { box-shadow: 0 0 0 0 rgba(77, 225, 160, 0.5); }
  50% { box-shadow: 0 0 0 7px rgba(77, 225, 160, 0); }
}

/* ---------- 通用章节头 ---------- */
.page-home .sec-head {
  max-width: 760px;
  margin-bottom: clamp(28px, 4vw, 46px);
}
.page-home .sec-title {
  margin: 8px 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.6vw, 40px);
  line-height: 1.22;
  letter-spacing: 0.02em;
  color: var(--white);
}
.page-home .sec-lede {
  margin: 0;
  max-width: 40em;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.75;
  color: var(--fog);
}

/* ---------- 数据面板预览 ---------- */
.page-home .panel-zone {
  position: relative;
  padding-block: clamp(56px, 8vw, 108px);
  background: var(--ink-1);
}
.page-home .panel-zone::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--violet) 55%, var(--orange));
}
.page-home .panel-zone__grid {
  display: grid;
  gap: clamp(28px, 4vw, 44px);
}
.page-home .stack {
  display: grid;
  gap: 16px;
}
.page-home .datum {
  padding: 20px 22px;
  background: linear-gradient(155deg, rgba(23, 52, 95, 0.6), rgba(5, 13, 31, 0.92));
  border: 1px solid var(--ink-2);
  clip-path: polygon(0 0, calc(100% - var(--cut-lg)) 0, 100% var(--cut-lg), 100% 100%, var(--cut-lg) 100%, 0 calc(100% - var(--cut-lg)));
  transition: transform var(--t) var(--ease), border-color var(--t) var(--ease);
}
.page-home .datum:hover,
.page-home .datum:focus-within {
  transform: translateY(-4px);
  border-color: var(--cyan);
}
.page-home .datum__idx {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}
.page-home .datum__title {
  margin: 0 0 8px;
  font-size: 19px;
  font-weight: 800;
  line-height: 1.4;
  color: var(--white);
}
.page-home .datum__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--fog);
}
.page-home .panel-side__media {
  margin-bottom: 4px;
}
.page-home .panel-side__title {
  margin: 18px 0 8px;
  font-size: 19px;
  font-weight: 800;
  color: var(--white);
}
.page-home .panel-side__text {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--fog);
}

/* ---------- 比分脉冲 ---------- */
.page-home .pulse {
  padding-block: clamp(56px, 8vw, 112px);
  background: var(--ink-0);
}
.page-home .pulse__grid {
  display: grid;
  gap: clamp(28px, 4vw, 44px);
}
.page-home .pulse__media {
  margin-top: 22px;
}
.page-home .dims {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}
.page-home .dims__item {
  padding: 6px 14px;
  font-size: 13px;
  color: var(--fog);
  border: 1px solid var(--ink-2);
  border-radius: var(--radius);
  transition: color var(--t) var(--ease), border-color var(--t) var(--ease), background-color var(--t) var(--ease);
}
.page-home .dims__item:hover {
  color: var(--ink-0);
  background: var(--cyan);
  border-color: var(--cyan);
}
.page-home .pulse__feed {
  padding: 22px;
  background: var(--ink-1);
  border: 1px solid var(--ink-2);
  clip-path: polygon(var(--cut-lg) 0, 100% 0, 100% calc(100% - var(--cut-lg)), calc(100% - var(--cut-lg)) 100%, 0 100%, 0 var(--cut-lg));
}
.page-home .feed__title {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 800;
  color: var(--white);
}
.page-home .feed {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}
.page-home .feed__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 0;
  border-bottom: 1px dashed var(--ink-2);
}
.page-home .feed__item:last-child {
  border-bottom: 0;
}
.page-home .feed__tag {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}
.page-home .feed__link {
  color: var(--white);
  font-size: 15px;
  line-height: 1.6;
  text-decoration: none;
  transition: color var(--t) var(--ease);
}
.page-home .feed__link:hover,
.page-home .feed__link:focus-visible {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ---------- 专家专栏轮次 ---------- */
.page-home .column {
  padding-block: clamp(56px, 8vw, 112px);
  background: var(--ink-1);
}
.page-home .column__grid {
  display: grid;
  gap: clamp(28px, 4vw, 44px);
}
.page-home .rounds {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-home .rounds::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: linear-gradient(180deg, var(--cyan), var(--violet) 60%, rgba(139, 92, 246, 0));
}
.page-home .rounds__item {
  position: relative;
  padding: 0 0 24px 34px;
}
.page-home .rounds__item:last-child {
  padding-bottom: 0;
}
.page-home .rounds__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 16px;
  height: 16px;
  background: var(--ink-1);
  border: 2px solid var(--cyan);
  transform: rotate(45deg);
}
.page-home .rounds__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--fog);
}
.page-home .rounds__title {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.45;
  color: var(--white);
}
.page-home .rounds__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--fog);
}
.page-home .column__media {
  margin-top: clamp(28px, 4vw, 46px);
}

/* ---------- 版本参考 ---------- */
.page-home .versions {
  padding-block: clamp(56px, 8vw, 112px);
  background: var(--ink-0);
}
.page-home .ver-grid {
  display: grid;
  gap: 16px;
}
.page-home .ver {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px;
  background: var(--ink-1);
  border: 1px solid var(--ink-2);
  clip-path: polygon(0 0, calc(100% - var(--cut-lg)) 0, 100% var(--cut-lg), 100% 100%, var(--cut-lg) 100%, 0 calc(100% - var(--cut-lg)));
  transition: transform var(--t) var(--ease), border-color var(--t) var(--ease);
}
.page-home .ver:hover,
.page-home .ver:focus-within {
  transform: translateY(-4px);
  border-color: var(--cyan);
}
.page-home .ver--pick {
  border-color: var(--orange);
  background: linear-gradient(160deg, rgba(255, 106, 43, 0.16), rgba(10, 27, 61, 0.96) 48%);
}
.page-home .ver__badge {
  align-self: flex-start;
  margin: 0;
  padding: 3px 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink-0);
  background: var(--orange);
  border-radius: 999px;
}
.page-home .ver__title {
  margin: 0;
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 0.03em;
  color: var(--white);
}
.page-home .ver__desc {
  flex: 1;
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--fog);
}
.page-home .ver__link {
  align-self: flex-start;
  font-size: 14px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--t) var(--ease);
}
.page-home .ver__link:hover,
.page-home .ver__link:focus-visible {
  border-bottom-color: var(--cyan);
}
.page-home .versions__note {
  margin: 24px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--ink-2);
  font-size: 14px;
  line-height: 1.75;
  color: var(--fog);
}
.page-home .versions__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

/* ---------- 覆盖与信任 ---------- */
.page-home .coverage {
  padding-block: clamp(56px, 8vw, 112px);
  background: var(--ink-1);
}
.page-home .coverage__grid {
  display: grid;
  gap: clamp(28px, 4vw, 44px);
}
.page-home .stats {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}
.page-home .stat {
  padding: 16px 18px;
  background: var(--ink-0);
  border-left: 3px solid var(--cyan);
}
.page-home .stat__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--cyan);
}
.page-home .stat__label {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--fog);
}
.page-home .coverage__side {
  padding: 24px;
  background: var(--ink-0);
  border: 1px solid var(--ink-2);
  clip-path: polygon(var(--cut-lg) 0, 100% 0, 100% 100%, 0 100%, 0 var(--cut-lg));
}
.page-home .coverage__subtitle {
  margin: 0 0 14px;
  font-size: 18px;
  font-weight: 800;
  color: var(--white);
}
.page-home .checklist {
  display: grid;
  gap: 12px;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}
.page-home .checklist li {
  position: relative;
  padding-left: 22px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--fog);
}
.page-home .checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  background: var(--green);
  transform: rotate(45deg);
}
.page-home .coverage__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.page-home .coverage__more {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--fog);
}
.page-home .coverage__more a {
  color: var(--cyan);
  text-underline-offset: 3px;
}

/* ---------- 断点 ---------- */
@media (min-width: 600px) {
  .page-home .stats {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 760px) {
  .page-home .ver-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
}

@media (min-width: 960px) {
  .page-home .hero__split {
    grid-template-columns: 7fr 5fr;
    align-items: start;
    gap: clamp(32px, 4vw, 56px);
  }
  .page-home .panel-zone__grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
    gap: clamp(32px, 4vw, 56px);
  }
  .page-home .stack .datum:nth-child(2) {
    margin-left: 28px;
  }
  .page-home .stack .datum:nth-child(3) {
    margin-left: 56px;
  }
  .page-home .pulse__grid {
    grid-template-columns: 5fr 7fr;
    align-items: start;
    gap: clamp(32px, 4vw, 56px);
  }
  .page-home .column__grid {
    grid-template-columns: 4fr 8fr;
    align-items: start;
    gap: clamp(32px, 4vw, 56px);
  }
  .page-home .coverage__grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
    gap: clamp(32px, 4vw, 56px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .hero__dot {
    animation: none;
  }
  .page-home .datum,
  .page-home .ver,
  .page-home .rail__chip,
  .page-home .chapter-list__link,
  .page-home .dims__item {
    transition: none;
  }
  .page-home .datum:hover,
  .page-home .datum:focus-within,
  .page-home .ver:hover,
  .page-home .ver:focus-within,
  .page-home .chapter-list__link:hover,
  .page-home .chapter-list__link:focus-visible {
    transform: none;
    padding-left: 0;
  }
}