.page-home {
  --ph-diagonal: linear-gradient(118deg, rgba(30, 69, 104, .92) 0%, rgba(20, 48, 74, .5) 62%, rgba(227, 176, 75, .12) 100%);
  position: relative;
  display: block;
  background:
    radial-gradient(120% 70% at 88% 0%, rgba(30, 69, 104, .5), transparent 62%),
    linear-gradient(180deg, #0A1622 0%, #0E2233 38%, #0A1622 100%);
  color: var(--wc-snow);
  font-family: var(--wc-font);
  overflow-x: clip;
}

.page-home .wc-container {
  width: 100%;
  max-width: var(--wc-max);
  margin-inline: auto;
  padding-inline: var(--wc-edge);
  box-sizing: border-box;
}

.ph-section {
  position: relative;
  padding: clamp(48px, 7vw, 92px) 0;
  border-bottom: 1px solid var(--wc-pass);
}

/* ---------- 通用标题组 ---------- */
.ph-head {
  max-width: 46em;
  margin: 0 0 clamp(24px, 3.5vw, 40px);
}
.ph-head__label {
  margin: 0 0 10px;
  font-family: var(--wc-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--wc-gold);
}
.ph-head__title {
  margin: 0 0 12px;
  font-size: clamp(24px, 3.4vw, 38px);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.2;
  color: var(--wc-snow);
}
.ph-head__note {
  margin: 0;
  max-width: 38em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--wc-mist);
}

/* ---------- 按钮与链接 ---------- */
.ph-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 24px;
  border: 1px solid var(--wc-pass);
  border-radius: 2px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .01em;
  text-decoration: none;
  transition: background-color var(--wc-t) var(--wc-ease),
              border-color var(--wc-t) var(--wc-ease),
              color var(--wc-t) var(--wc-ease),
              transform var(--wc-t) var(--wc-ease);
}
.ph-btn--gold {
  background: var(--wc-gold);
  border-color: var(--wc-gold);
  color: #0A1622;
}
.ph-btn--gold:hover {
  background: var(--wc-gold-soft);
  border-color: var(--wc-gold-soft);
}
.ph-btn--ghost {
  background: rgba(30, 69, 104, .3);
  color: var(--wc-snow);
}
.ph-btn--ghost:hover {
  border-color: var(--wc-gold);
  color: var(--wc-gold-soft);
}
.ph-btn:focus-visible {
  outline: 2px solid var(--wc-gold-soft);
  outline-offset: 3px;
}

.ph-link {
  display: inline;
  color: var(--wc-snow);
  font-size: 14px;
  text-decoration: none;
  border-bottom: 1px solid var(--wc-pass);
  padding-bottom: 2px;
  transition: color var(--wc-t) var(--wc-ease), border-color var(--wc-t) var(--wc-ease);
}
.ph-link:hover {
  color: var(--wc-gold-soft);
  border-bottom-color: var(--wc-gold);
}

/* ---------- 首屏 ---------- */
.ph-hero {
  position: relative;
  padding: clamp(96px, 12vw, 156px) 0 clamp(44px, 6vw, 76px);
  border-bottom: 1px solid var(--wc-pass);
  overflow: hidden;
  isolation: isolate;
}
.ph-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(62% 48% at 84% 10%, rgba(46, 108, 147, .3), transparent 68%),
    linear-gradient(160deg, rgba(217, 116, 58, .07), transparent 46%);
}
.ph-contour {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  opacity: .16;
  pointer-events: none;
}
.ph-hero .wc-container {
  position: relative;
  z-index: 1;
}

.ph-hero__ctx {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  margin: 0 0 clamp(26px, 4vw, 48px);
  font-family: var(--wc-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--wc-mist);
}
.ph-hero__ctx-current {
  color: var(--wc-gold);
}
.ph-hero__ctx-sep {
  width: 22px;
  height: 1px;
  background: var(--wc-pass);
}

.ph-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}
.ph-hero__copy {
  min-width: 0;
}
.ph-hero__media {
  position: relative;
  margin: 0;
  border: 1px solid var(--wc-pass);
  overflow: hidden;
  box-shadow: var(--wc-shadow);
}
.ph-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  filter: saturate(.85) contrast(1.05) brightness(.8);
}
.ph-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(198deg, rgba(10, 22, 34, 0) 38%, rgba(10, 22, 34, .88) 100%);
  pointer-events: none;
}
.ph-hero__cap {
  position: absolute;
  left: 16px;
  bottom: 14px;
  z-index: 1;
  font-family: var(--wc-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--wc-gold-soft);
}

.ph-hero__title {
  position: relative;
  z-index: 0;
  margin: 0 0 26px;
  font-size: clamp(52px, 12.4vw, 140px);
  font-weight: 900;
  letter-spacing: -.03em;
  line-height: .92;
}
.ph-hero__title::before {
  content: "";
  position: absolute;
  left: -5%;
  top: 4%;
  width: 116%;
  height: 92%;
  z-index: -1;
  background: var(--ph-diagonal);
  clip-path: polygon(0 14%, 100% 0, 97% 84%, 3% 100%);
}
.ph-hero__title-line {
  display: block;
}
.ph-hero__title-line--gold {
  color: var(--wc-gold);
}

.ph-hero__lead {
  max-width: 34em;
  margin: 0;
  font-size: 17px;
  line-height: 1.75;
  color: #C6D5E2;
}
.ph-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.ph-snapshot {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  margin: clamp(34px, 5vw, 58px) 0 0;
  padding: 0;
  border-top: 1px solid var(--wc-pass);
}
.ph-snapshot__item {
  padding: 20px 0;
  border-bottom: 1px solid rgba(30, 69, 104, .55);
}
.ph-snapshot__item:last-child {
  border-bottom: 0;
}
.ph-snapshot__value {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 8px;
}
.ph-snapshot__num {
  font-family: var(--wc-mono);
  font-size: clamp(30px, 4.6vw, 46px);
  font-weight: 600;
  line-height: 1;
  color: var(--wc-gold);
  letter-spacing: -.02em;
}
.ph-snapshot__unit {
  font-size: 14px;
  color: var(--wc-mist);
}
.ph-snapshot__label {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--wc-mist);
}

/* ---------- 两块主干入口 ---------- */
.ph-entry__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
.ph-entry__panel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(24px, 3.2vw, 38px);
  background: linear-gradient(150deg, rgba(20, 48, 74, .95), rgba(10, 22, 34, .92));
  border: 1px solid var(--wc-pass);
  transition: transform var(--wc-t) var(--wc-ease),
              border-color var(--wc-t) var(--wc-ease),
              box-shadow var(--wc-t) var(--wc-ease);
}
.ph-entry__panel--alt {
  background: linear-gradient(150deg, rgba(14, 34, 51, .96), rgba(10, 22, 34, .94));
}
.ph-entry__panel:hover,
.ph-entry__panel:focus-within {
  transform: translateY(-4px);
  border-color: var(--wc-gold);
  box-shadow: var(--wc-shadow);
}
.ph-entry__kicker {
  margin: 0;
  font-family: var(--wc-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--wc-glacier);
}
.ph-entry__title {
  margin: 0;
  font-size: clamp(21px, 2.6vw, 28px);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.28;
}
.ph-entry__title-link {
  color: var(--wc-snow);
  text-decoration: none;
}
.ph-entry__title-link::after {
  content: "";
  display: block;
  width: 30px;
  height: 1px;
  margin-top: 12px;
  background: var(--wc-gold);
  transition: width var(--wc-t) var(--wc-ease);
}
.ph-entry__panel:hover .ph-entry__title-link::after,
.ph-entry__panel:focus-within .ph-entry__title-link::after {
  width: 100%;
}
.ph-entry__title-link:focus-visible {
  outline: 2px solid var(--wc-gold);
  outline-offset: 4px;
}
.ph-entry__body {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--wc-mist);
  max-width: 40em;
}
.ph-entry__points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
  border-top: 1px solid rgba(30, 69, 104, .6);
  padding-top: 16px;
}
.ph-entry__points li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.6;
  color: #C6D5E2;
}
.ph-entry__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 7px;
  height: 7px;
  background: var(--wc-gold);
  clip-path: polygon(0 0, 100% 50%, 0 100%);
}
.ph-entry__cta {
  margin-top: auto;
  padding-top: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--wc-gold);
  letter-spacing: .02em;
}

/* ---------- 今日分区索引 ---------- */
.ph-zones__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}
.ph-zones__media {
  margin: 0;
  border: 1px solid var(--wc-pass);
  overflow: hidden;
  align-self: start;
}
.ph-zones__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  filter: saturate(.9) brightness(.88);
}
.ph-zones__list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--wc-pass);
}
.ph-zones__item {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas:
    "name count"
    "topic topic";
  gap: 5px 14px;
  padding: 15px 0;
  border-bottom: 1px solid rgba(30, 69, 104, .55);
  border-left: 1px solid transparent;
  padding-left: 0;
  transition: border-color var(--wc-t) var(--wc-ease),
              background-color var(--wc-t) var(--wc-ease),
              padding-left var(--wc-t) var(--wc-ease);
}
.ph-zones__item:hover {
  border-left-color: var(--wc-gold);
  padding-left: 12px;
  background: rgba(30, 69, 104, .22);
}
.ph-zones__name {
  grid-area: name;
  font-size: 17px;
  font-weight: 700;
  color: var(--wc-snow);
}
.ph-zones__count {
  grid-area: count;
  font-family: var(--wc-mono);
  font-size: 14px;
  color: var(--wc-gold);
  text-align: right;
  white-space: nowrap;
}
.ph-zones__topic {
  grid-area: topic;
  font-size: 13px;
  line-height: 1.55;
  color: var(--wc-mist);
}

/* ---------- 更新节奏 ---------- */
.ph-tl__rail {
  position: relative;
  padding: clamp(18px, 3vw, 30px) 0 4px;
  border: 1px solid var(--wc-pass);
  background: linear-gradient(140deg, rgba(20, 48, 74, .72), rgba(10, 22, 34, .5));
  overflow: hidden;
}
.ph-tl__chart {
  display: block;
  width: 100%;
  height: 84px;
  opacity: .95;
}
.ph-tl__nodes {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(30, 69, 104, .6);
}
.ph-tl__node {
  border-bottom: 1px solid rgba(30, 69, 104, .45);
}
.ph-tl__node:last-child {
  border-bottom: 0;
}
.ph-tl__link {
  display: block;
  padding: 14px 20px;
  text-decoration: none;
  transition: background-color var(--wc-t) var(--wc-ease);
}
.ph-tl__link:hover,
.ph-tl__link:focus-visible {
  background: rgba(227, 176, 75, .08);
}
.ph-tl__link:focus-visible {
  outline: 1px solid var(--wc-gold);
  outline-offset: -1px;
}
.ph-tl__time {
  display: block;
  font-family: var(--wc-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--wc-gold);
  margin-bottom: 4px;
}
.ph-tl__name {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--wc-snow);
}

.ph-tl__panels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 26px;
}
.ph-tl__panel {
  padding: 22px 22px 24px;
  background: rgba(20, 48, 74, .45);
  border: 1px solid var(--wc-pass);
  border-left: 2px solid var(--wc-glacier);
  scroll-margin-top: 120px;
  transition: border-color var(--wc-t) var(--wc-ease),
              background-color var(--wc-t) var(--wc-ease);
}
.ph-tl__panel:target {
  border-left-color: var(--wc-gold);
  border-color: rgba(227, 176, 75, .55);
  background: rgba(227, 176, 75, .07);
}
.ph-tl__panel-title {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--wc-snow);
}
.ph-tl__panel p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--wc-mist);
}

/* ---------- 数据能力数字条 ---------- */
.ph-scale__media {
  position: relative;
  margin: 0 0 clamp(30px, 4vw, 46px);
  border: 1px solid var(--wc-pass);
  overflow: hidden;
}
.ph-scale__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 6;
  object-fit: cover;
  filter: saturate(.8) brightness(.78);
}
.ph-scale__cap {
  position: absolute;
  left: 16px;
  bottom: 12px;
  z-index: 1;
  font-size: 13px;
  color: var(--wc-mist);
  background: rgba(10, 22, 34, .78);
  padding: 6px 12px;
  border-left: 2px solid var(--wc-gold);
}

.ph-scale__list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--wc-pass);
}
.ph-scale__item {
  padding: 24px 0;
  border-bottom: 1px solid rgba(30, 69, 104, .55);
}
.ph-scale__item:last-child {
  border-bottom: 0;
}
.ph-scale__num {
  display: block;
  font-family: var(--wc-mono);
  font-size: clamp(36px, 6vw, 62px);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--wc-gold);
}
.ph-scale__unit {
  margin-left: 6px;
  font-size: .34em;
  letter-spacing: 0;
  color: var(--wc-mist);
}
.ph-scale__label {
  display: block;
  margin-top: 12px;
  max-width: 16em;
  font-size: 14px;
  line-height: 1.62;
  color: var(--wc-mist);
}
.ph-scale__foot {
  margin: clamp(24px, 3.5vw, 38px) 0 0;
  padding-top: 20px;
  border-top: 1px solid rgba(30, 69, 104, .6);
  font-size: 14px;
  line-height: 1.75;
  color: var(--wc-mist);
  max-width: 52em;
}

/* ---------- 使用场景 ---------- */
.ph-scenes__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
.ph-scene {
  padding: 26px 24px 28px;
  background: rgba(20, 48, 74, .55);
  border: 1px solid var(--wc-pass);
  border-top: 2px solid var(--wc-glacier);
  transition: border-top-color var(--wc-t) var(--wc-ease),
              border-color var(--wc-t) var(--wc-ease),
              transform var(--wc-t) var(--wc-ease);
}
.ph-scene:hover {
  border-top-color: var(--wc-gold);
  transform: translateY(-3px);
}
.ph-scene__step {
  margin: 0 0 12px;
  font-family: var(--wc-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--wc-gold);
}
.ph-scene__title {
  margin: 0 0 12px;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -.01em;
  line-height: 1.35;
  color: var(--wc-snow);
}
.ph-scene__body {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--wc-mist);
}
.ph-scene__route {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(30, 69, 104, .6);
}

/* ---------- 收尾 ---------- */
.ph-close {
  position: relative;
  padding: clamp(48px, 7vw, 96px) 0;
  overflow: hidden;
}
.ph-close__panel {
  position: relative;
  border: 1px solid var(--wc-pass);
  overflow: hidden;
  background: linear-gradient(160deg, rgba(20, 48, 74, .92), rgba(10, 22, 34, .96));
}
.ph-close__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .22;
  filter: saturate(.7) brightness(.7);
  pointer-events: none;
}
.ph-close__body {
  position: relative;
  z-index: 1;
  padding: clamp(28px, 4.5vw, 58px);
  background: linear-gradient(120deg, rgba(10, 22, 34, .82) 0%, rgba(10, 22, 34, .5) 100%);
}
.ph-close__label {
  margin: 0 0 12px;
  font-family: var(--wc-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--wc-gold);
}
.ph-close__title {
  margin: 0 0 14px;
  max-width: 22em;
  font-size: clamp(24px, 3.6vw, 40px);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.22;
  color: var(--wc-snow);
}
.ph-close__lead {
  margin: 0;
  max-width: 38em;
  font-size: 16px;
  line-height: 1.75;
  color: #C6D5E2;
}
.ph-close__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}
.ph-close__links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 26px 0 0;
  padding: 22px 0 0;
  border-top: 1px solid rgba(30, 69, 104, .7);
}
.ph-close__contact {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 26px 0 0;
  padding: 22px 0 0;
  border-top: 1px solid rgba(30, 69, 104, .7);
}
.ph-close__contact-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 16px;
}
.ph-close__contact-row dt {
  min-width: 5em;
  font-family: var(--wc-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--wc-mist);
}
.ph-close__contact-row dd {
  margin: 0;
  font-family: var(--wc-mono);
  font-size: 15px;
  color: var(--wc-snow);
  word-break: break-all;
}
.ph-close__note {
  margin: 16px 0 0;
  max-width: 42em;
  font-size: 13px;
  line-height: 1.7;
  color: var(--wc-mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .ph-snapshot {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .ph-snapshot__item {
    padding: 24px;
    border-bottom: 0;
    border-left: 1px solid var(--wc-pass);
  }
  .ph-snapshot__item:first-child {
    padding-left: 0;
    border-left: 0;
  }

  .ph-zones__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .ph-zones__item {
    padding: 16px 18px;
    border-bottom: 1px solid rgba(30, 69, 104, .55);
  }
  .ph-zones__item:nth-child(odd) {
    padding-left: 0;
  }
  .ph-zones__item:nth-child(even) {
    border-left: 1px solid rgba(30, 69, 104, .55);
  }
  .ph-zones__item:hover {
    padding-left: 14px;
  }

  .ph-tl__nodes {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    border-top: 1px solid rgba(30, 69, 104, .6);
  }
  .ph-tl__node {
    border-bottom: 0;
    border-right: 1px solid rgba(30, 69, 104, .5);
  }
  .ph-tl__node:last-child {
    border-right: 0;
  }

  .ph-tl__panels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }
}

@media (min-width: 860px) {
  .ph-scenes__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
    align-items: start;
  }
  .ph-scene:nth-child(2) {
    margin-top: 24px;
  }
  .ph-scene:nth-child(3) {
    margin-top: 48px;
  }

  .ph-close__contact {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px 28px;
  }
  .ph-close__contact-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
}

@media (min-width: 920px) {
  .ph-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    gap: 46px;
    align-items: center;
  }
  .ph-hero__media {
    margin-top: -18px;
  }

  .ph-entry__grid {
    grid-template-columns: minmax(0, 1.14fr) minmax(0, .86fr);
    gap: 24px;
  }

  .ph-zones__inner {
    grid-template-columns: minmax(0, 340px) minmax(0, 1fr);
    gap: 46px;
    align-items: start;
  }
}

@media (min-width: 1040px) {
  .ph-scale__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .ph-scale__item {
    padding: 30px 26px;
    border-bottom: 0;
    border-left: 1px solid var(--wc-pass);
  }
  .ph-scale__item:first-child {
    padding-left: 0;
    border-left: 0;
  }

  .ph-close__body {
    padding: clamp(40px, 4.5vw, 64px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home * {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
  .ph-entry__panel:hover,
  .ph-scene:hover {
    transform: none;
  }
}