.page-home {
  --ph-hair: rgba(13, 21, 36, .14);
  --ph-card-shadow: 0 16px 34px -22px rgba(13, 21, 36, .65);
  background: var(--paper-50);
  color: var(--ink-900);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-home .ph-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink-900);
  color: var(--field-white);
  padding-block: clamp(32px, 5vw, 56px) clamp(44px, 6vw, 84px);
  border-bottom: 3px solid var(--blaze-500);
}

.page-home .ph-hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.page-home .ph-hero__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 72% 42%;
  opacity: .40;
}

.page-home .ph-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(96deg, rgba(13, 21, 36, .97) 0%, rgba(13, 21, 36, .90) 48%, rgba(13, 21, 36, .52) 100%),
    repeating-linear-gradient(90deg, rgba(253, 251, 246, .06) 0 1px, transparent 1px 88px);
}

.page-home .ph-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

.page-home .ph-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 20px;
  margin: 0 0 18px;
  color: var(--white-muted);
  font-size: 11px;
  letter-spacing: .1em;
}

.page-home .ph-hero__meta .cmp-mono {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
}

.page-home .ph-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(46px, 10vw, 96px);
  line-height: .94;
  letter-spacing: -.03em;
}

.page-home .ph-slash {
  display: inline-block;
  padding: 0 .1em;
  margin-inline: .04em;
  background: var(--blaze-500);
  color: var(--ink-900);
  clip-path: polygon(5% 0, 100% 0, 95% 100%, 0 100%);
}

.page-home .ph-hero__lead {
  max-width: 44ch;
  margin: 22px 0 0;
  color: rgba(253, 251, 246, .82);
  font-size: 16px;
  line-height: 1.78;
}

.page-home .ph-hero__stamp {
  margin: 20px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--blaze-300);
}

.page-home .ph-hero__note {
  display: none;
}

.page-home .ph-hero__ports {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-home .ph-port {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  text-decoration: none;
  color: var(--field-white);
  background: rgba(22, 35, 58, .86);
  box-shadow: inset 3px 0 0 var(--army-500);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 14px 100%, 0 calc(100% - 14px));
  transition: background .24s var(--ease), box-shadow .24s var(--ease), transform .24s var(--ease);
}

.page-home .ph-port:hover,
.page-home .ph-port:focus-visible {
  background: rgba(46, 74, 51, .94);
  box-shadow: inset 3px 0 0 var(--blaze-500);
  transform: translateY(-2px);
}

.page-home .ph-port__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--blaze-300);
}

.page-home .ph-port__body {
  display: grid;
  gap: 4px;
}

.page-home .ph-port__name {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -.01em;
}

.page-home .ph-port__desc {
  font-size: 12.5px;
  line-height: 1.5;
  color: rgba(253, 251, 246, .68);
}

.page-home .ph-port__arrow {
  font-size: 16px;
  color: var(--blaze-500);
}

@media (min-width: 900px) {
  .page-home .ph-hero__inner {
    grid-template-columns: minmax(0, 7fr) 48px minmax(0, 4fr);
    column-gap: 36px;
    align-items: start;
  }

  .page-home .ph-hero__main { grid-column: 1; }

  .page-home .ph-hero__note {
    display: block;
    grid-column: 2;
    justify-self: center;
    padding-top: 8px;
  }

  .page-home .ph-hero__note span {
    display: block;
    writing-mode: vertical-rl;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: .34em;
    color: rgba(253, 251, 246, .5);
  }

  .page-home .ph-hero__ports {
    grid-column: 3;
    margin-top: 56px;
  }
}

/* ---------- 章节索引条 ---------- */
.page-home .ph-index {
  position: relative;
  z-index: 2;
  background: var(--paper-50);
  border-bottom: 1px solid var(--line-light);
}

.page-home .ph-index__list {
  display: flex;
  flex-wrap: wrap;
  gap: 2px 26px;
  margin: 0;
  padding: 13px 0;
  list-style: none;
}

.page-home .ph-index__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 4px 0;
  text-decoration: none;
  color: var(--ink-900);
  font-size: 13px;
  letter-spacing: .04em;
  border-bottom: 2px solid transparent;
  transition: border-color .2s var(--ease), color .2s var(--ease);
}

.page-home .ph-index__list a:hover,
.page-home .ph-index__list a:focus-visible {
  border-bottom-color: var(--blaze-500);
}

.page-home .ph-index__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--blaze-500);
}

/* ---------- 通用章节头 ---------- */
.page-home .ph-head {
  max-width: 700px;
  margin-bottom: clamp(26px, 4vw, 46px);
}

.page-home .ph-head__title {
  margin: 10px 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 4.2vw, 44px);
  line-height: 1.14;
  letter-spacing: -.02em;
}

.page-home .ph-head__lead {
  margin: 0;
  max-width: 52ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--ink-muted);
}

.page-home .ph-head--dark .ph-head__lead {
  color: var(--white-muted);
}

/* ---------- 终端对照 ---------- */
.page-home .ph-terminals {
  padding-block: clamp(46px, 6vw, 84px);
  background: var(--paper-50);
}

.page-home .ph-terms {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-home .ph-term {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 22px;
  background: var(--field-white);
  border: 1px solid var(--ph-hair);
  border-top: 4px solid var(--army-700);
  transition: transform .24s var(--ease), border-top-color .24s var(--ease), box-shadow .24s var(--ease);
}

.page-home .ph-term:hover {
  transform: translateY(-3px);
  border-top-color: var(--blaze-500);
  box-shadow: var(--ph-card-shadow);
}

.page-home .ph-term--plain {
  border-top-color: var(--ink-900);
}

.page-home .ph-term__tag {
  align-self: flex-start;
  padding: 4px 11px;
  background: var(--army-700);
  color: var(--field-white);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  clip-path: polygon(0 0, 100% 0, calc(100% - 7px) 100%, 0 100%);
}

.page-home .ph-term__title {
  margin: 0;
  font-size: clamp(19px, 2.4vw, 24px);
  font-weight: 900;
  line-height: 1.24;
  letter-spacing: -.01em;
}

.page-home .ph-term__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--ink-muted);
}

.page-home .ph-term__figure {
  margin: 2px 0;
  background: var(--indigo-800);
  border: 1px solid var(--ph-hair);
}

.page-home .ph-term__figure img {
  display: block;
  width: 100%;
  height: auto;
}

.page-home .ph-term__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-home .ph-term__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-muted);
}

.page-home .ph-term__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 7px;
  height: 2px;
  background: var(--blaze-500);
}

.page-home .ph-term__path {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--ink-muted);
}

.page-home .ph-term__go {
  margin-top: auto;
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 3px;
  text-decoration: none;
  color: var(--ink-900);
  font-size: 14px;
  font-weight: 700;
  border-bottom: 2px solid var(--blaze-500);
}

@media (min-width: 760px) {
  .page-home .ph-terms {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
    gap: 22px;
  }

  .page-home .ph-term:nth-child(2) { margin-top: 36px; }
  .page-home .ph-term:nth-child(3) { margin-top: 72px; }
}

/* ---------- 版本刻度 ---------- */
.page-home .ph-versions {
  background: var(--ink-900);
  background-image: repeating-linear-gradient(90deg, rgba(253, 251, 246, .055) 0 1px, transparent 1px 84px);
  color: var(--field-white);
  padding-block: clamp(46px, 6vw, 84px);
}

.page-home .ph-scale {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid var(--line-dark);
}

.page-home .ph-scale__item a {
  display: block;
  padding: 20px 18px 24px;
  text-decoration: none;
  color: var(--field-white);
  border-top: 1px solid var(--line-dark);
  transition: background .24s var(--ease);
}

.page-home .ph-scale__item:first-child a { border-top: 0; }

.page-home .ph-scale__item a:hover,
.page-home .ph-scale__item a:focus-visible {
  background: rgba(46, 74, 51, .55);
}

.page-home .ph-scale__tick {
  display: block;
  width: 30px;
  height: 2px;
  margin-bottom: 14px;
  background: var(--army-500);
  transition: width .24s var(--ease), background .24s var(--ease);
}

.page-home .ph-scale__ver {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--blaze-300);
}

.page-home .ph-scale__name {
  display: block;
  margin-top: 8px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
}

.page-home .ph-scale__item--now a {
  background: rgba(242, 98, 31, .15);
}

.page-home .ph-scale__item--now .ph-scale__tick {
  width: 62px;
  background: var(--blaze-500);
}

.page-home .ph-scale__item--now .ph-scale__ver {
  color: var(--blaze-500);
}

.page-home .ph-scale__note {
  margin: 26px 0 0;
  max-width: 60ch;
  font-size: 14px;
  line-height: 1.78;
  color: var(--white-muted);
}

@media (min-width: 760px) {
  .page-home .ph-scale {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    border-top: 1px solid var(--line-dark);
  }

  .page-home .ph-scale__item a {
    border-top: 0;
    border-left: 1px solid var(--line-dark);
    min-height: 148px;
  }

  .page-home .ph-scale__item:first-child a { border-left: 0; }

  .page-home .ph-scale__item a:hover .ph-scale__tick { width: 62px; }
}

/* ---------- 场馆热度 ---------- */
.page-home .ph-nums {
  padding-block: clamp(46px, 6vw, 84px);
  background: var(--paper-50);
}

.page-home .ph-nums__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-home .ph-nums__figure {
  margin: 0;
  border: 1px solid var(--ph-hair);
  background: var(--indigo-800);
}

.page-home .ph-nums__figure img {
  display: block;
  width: 100%;
  height: auto;
}

.page-home .ph-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 26px 0 0;
  padding: 0;
  background: var(--paper-200);
  border: 1px solid var(--paper-200);
}

.page-home .ph-stats > div {
  background: var(--field-white);
  padding: 16px 14px 18px;
}

.page-home .ph-stats dt {
  font-size: 12.5px;
  letter-spacing: .02em;
  color: var(--ink-muted);
}

.page-home .ph-stats dd {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -.02em;
  color: var(--ink-900);
}

.page-home .ph-stats dd small {
  margin-left: 4px;
  font-size: 12px;
  font-weight: 400;
  letter-spacing: .02em;
  color: var(--ink-muted);
}

.page-home .ph-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 24px;
  padding: 0;
  list-style: none;
}

.page-home .ph-metrics li {
  padding: 6px 13px;
  background: var(--army-700);
  color: var(--field-white);
  font-size: 12.5px;
  letter-spacing: .04em;
  clip-path: polygon(0 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}

@media (min-width: 900px) {
  .page-home .ph-nums__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 44px;
    align-items: start;
  }

  .page-home .ph-nums__figure { margin-top: 8px; }
}

/* ---------- 赛季动态 ---------- */
.page-home .ph-log {
  background: var(--ink-900);
  background-image: repeating-linear-gradient(90deg, rgba(253, 251, 246, .055) 0 1px, transparent 1px 84px);
  color: var(--field-white);
  padding-block: clamp(46px, 6vw, 84px);
}

.page-home .ph-log__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-dark);
}

.page-home .ph-log__item {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 6px 14px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line-dark);
  align-items: start;
  transition: background .24s var(--ease);
}

.page-home .ph-log__item:hover {
  background: rgba(46, 74, 51, .22);
}

.page-home .ph-log__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--blaze-500);
  padding-top: 4px;
}

.page-home .ph-log__body { display: grid; gap: 6px; }

.page-home .ph-log__title {
  margin: 0;
  font-size: clamp(16px, 2vw, 19px);
  font-weight: 700;
  line-height: 1.4;
  color: var(--field-white);
}

.page-home .ph-log__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--white-muted);
}

.page-home .ph-log__go {
  grid-column: 2;
  justify-self: start;
  margin-top: 4px;
  padding-bottom: 2px;
  text-decoration: none;
  font-size: 13px;
  font-weight: 700;
  color: var(--blaze-300);
  border-bottom: 2px solid var(--blaze-500);
}

@media (min-width: 760px) {
  .page-home .ph-log__item {
    grid-template-columns: 54px minmax(0, 1fr) auto;
    gap: 18px;
    align-items: center;
    padding: 24px 0;
  }

  .page-home .ph-log__go {
    grid-column: 3;
    margin-top: 0;
  }
}

/* ---------- 收尾行动 ---------- */
.page-home .ph-cta {
  padding-block: clamp(40px, 5vw, 68px);
  background: var(--paper-50);
  border-top: 1px solid var(--line-light);
}

.page-home .ph-cta__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.page-home .ph-cta__body { max-width: 620px; }

.page-home .ph-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 右下角查询区角标 ---------- */
.page-home .ph-tactics {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 40;
}

.page-home .ph-tactics__btn {
  position: relative;
  display: grid;
  place-items: center;
  width: 62px;
  height: 62px;
  border-radius: 50%;
  cursor: pointer;
  list-style: none;
  background: var(--ink-900);
  border: 2px solid var(--blaze-500);
  color: var(--field-white);
  box-shadow: 0 14px 30px -14px rgba(13, 21, 36, .8);
}

.page-home .ph-tactics__btn::-webkit-details-marker { display: none; }

.page-home .ph-tactics__btn:focus-visible {
  outline: 2px solid var(--blaze-300);
  outline-offset: 3px;
}

.page-home .ph-tactics__ring {
  position: absolute;
  inset: -9px;
  border-radius: 50%;
  pointer-events: none;
  opacity: .55;
  background: conic-gradient(
    from 0deg,
    var(--blaze-500) 0 10%,
    transparent 10% 25%,
    var(--blaze-500) 25% 35%,
    transparent 35% 50%,
    var(--blaze-500) 50% 60%,
    transparent 60% 75%,
    var(--blaze-500) 75% 85%,
    transparent 85% 100%
  );
  animation: ph-ring-spin 16s linear infinite;
}

@keyframes ph-ring-spin {
  to { transform: rotate(360deg); }
}

.page-home .ph-tactics__label {
  position: relative;
  z-index: 1;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
}

.page-home .ph-tactics__panel {
  position: absolute;
  right: 0;
  bottom: 76px;
  width: min(300px, calc(100vw - 32px));
  padding: 16px;
  background: var(--ink-900);
  border: 1px solid var(--line-dark);
  border-top: 3px solid var(--blaze-500);
  color: var(--field-white);
  box-shadow: 0 22px 44px -22px rgba(13, 21, 36, .9);
}

.page-home .ph-tactics__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--blaze-300);
}

.page-home .ph-tactics__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.page-home .ph-tactics__list a {
  display: grid;
  gap: 3px;
  padding: 9px 10px;
  text-decoration: none;
  color: var(--field-white);
  border-left: 2px solid transparent;
  transition: background .2s var(--ease), border-color .2s var(--ease);
}

.page-home .ph-tactics__list a:hover,
.page-home .ph-tactics__list a:focus-visible {
  background: rgba(46, 74, 51, .6);
  border-left-color: var(--blaze-500);
}

.page-home .ph-tactics__list strong {
  font-size: 14px;
  font-weight: 700;
}

.page-home .ph-tactics__list span {
  font-size: 12px;
  color: var(--white-muted);
}

@media (min-width: 640px) {
  .page-home .ph-tactics { right: 24px; bottom: 24px; }
  .page-home .ph-tactics__btn { width: 70px; height: 70px; }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .ph-tactics__ring { animation: none; }
  .page-home .ph-port,
  .page-home .ph-term,
  .page-home .ph-scale__tick {
    transition: none;
  }
}
</main>