.page-home {
  --ph-gap: clamp(18px, 2.4vw, 28px);
}

.page-home .section {
  padding-block: clamp(64px, 9vw, 128px);
}

/* ---------- 通用区块标题 ---------- */
.page-home .ph-head {
  max-width: 62ch;
  margin-bottom: clamp(28px, 4vw, 48px);
}

.page-home .ph-title {
  margin: 14px 0 0;
  font-size: clamp(22px, 2.7vw, 32px);
  line-height: 1.3;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--text-1);
}

.page-home .ph-title--lg {
  font-size: clamp(28px, 3.6vw, 44px);
}

.page-home .ph-lede {
  margin: 16px 0 0;
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 1.85;
  color: var(--text-2);
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  background:
    radial-gradient(120% 92% at 80% 6%, rgba(20, 80, 122, .5) 0%, rgba(4, 18, 31, 0) 62%),
    var(--abyss-950);
}

.page-home .hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(201, 214, 226, .06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(201, 214, 226, .06) 1px, transparent 1px);
  background-size: 120px 120px;
}

.page-home .hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  margin: 0;
  opacity: .32;
  pointer-events: none;
}

.page-home .hero__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 78% 50%;
  max-width: 100%;
  -webkit-mask-image: linear-gradient(104deg, rgba(0, 0, 0, 0) 20%, rgba(0, 0, 0, .88) 60%, rgba(0, 0, 0, .88) 100%);
  mask-image: linear-gradient(104deg, rgba(0, 0, 0, 0) 20%, rgba(0, 0, 0, .88) 60%, rgba(0, 0, 0, .88) 100%);
}

.page-home .hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(4, 18, 31, .7) 0%, rgba(4, 18, 31, .3) 42%, var(--abyss-950) 100%);
}

.page-home .hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 44px;
  padding-top: clamp(126px, 19vh, 200px);
  padding-bottom: clamp(60px, 10vh, 118px);
}

.page-home .hero__title {
  margin: 18px 0 0;
  font-size: clamp(40px, 8.4vw, 104px);
  line-height: 1.02;
  font-weight: 800;
  letter-spacing: -.022em;
  color: var(--text-1);
}

.page-home .hero__lede {
  margin: 26px 0 0;
  max-width: 48ch;
  font-size: clamp(15px, 1.3vw, 19px);
  line-height: 1.85;
  color: var(--text-2);
}

.page-home .hero__actions {
  margin: 34px 0 0;
}

.page-home .hero__index {
  display: none;
}

@media (min-width: 960px) {
  .page-home .hero__inner {
    grid-template-columns: minmax(0, 8fr) minmax(0, 3fr);
    gap: 56px;
    align-items: end;
  }

  .page-home .hero__index {
    display: block;
    text-align: right;
    padding-bottom: 6px;
  }
}

.page-home .hero__index-line {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .18em;
  color: var(--text-3);
  white-space: nowrap;
}

.page-home .hero__index-note {
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--hairline);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .1em;
  line-height: 1.9;
  color: var(--spark-400);
}

/* ---------- 锚点跳转条 ---------- */
.page-home .anchor-bar {
  position: sticky;
  top: 60px;
  z-index: 30;
  background: rgba(4, 18, 31, .9);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.page-home .anchor-bar__inner {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-block: 10px;
  scrollbar-width: none;
}

.page-home .anchor-bar__inner::-webkit-scrollbar {
  display: none;
}

.page-home .anchor-bar__link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 13px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: var(--fs-14);
  color: var(--text-2);
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-home .anchor-bar__idx {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--text-3);
}

.page-home .anchor-bar__link:hover,
.page-home .anchor-bar__link:focus-visible {
  color: var(--spark-400);
  border-color: var(--hairline-strong);
  background: rgba(52, 228, 214, .07);
}

.page-home .anchor-bar__link:hover .anchor-bar__idx,
.page-home .anchor-bar__link:focus-visible .anchor-bar__idx {
  color: var(--spark-400);
}

/* ---------- 第二屏信息枢纽 ---------- */
.page-home .hub__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(48px, 6vw, 64px);
}

@media (min-width: 1000px) {
  .page-home .hub__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 0;
  }

  .page-home .hub__col--journal {
    padding-right: clamp(30px, 3.4vw, 52px);
    border-right: 1px solid var(--hairline);
  }

  .page-home .hub__col--plans {
    padding-left: clamp(30px, 3.4vw, 52px);
  }
}

.page-home .hub__col {
  min-width: 0;
  scroll-margin-top: 108px;
}

.page-home .hub__banner {
  margin: 0 0 26px;
  border: 1px solid var(--hairline);
  overflow: hidden;
  background: var(--abyss-900);
}

.page-home .hub__banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 5;
  object-fit: cover;
}

/* 时间轴 */
.page-home .ph-timeline {
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  border-left: 1px solid var(--hairline);
}

.page-home .ph-timeline__item {
  position: relative;
  padding: 0 0 clamp(22px, 2.6vw, 32px) clamp(18px, 2vw, 26px);
}

.page-home .ph-timeline__item::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 7px;
  width: 7px;
  height: 7px;
  border-radius: 1px;
  background: var(--abyss-950);
  border: 1px solid var(--line-200);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-home .ph-timeline__item:hover::before,
.page-home .ph-timeline__item:focus-within::before {
  border-color: var(--spark-400);
  background: var(--spark-400);
}

.page-home .ph-timeline__meta {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .12em;
  color: var(--spark-400);
}

.page-home .ph-timeline__title {
  margin: 9px 0 0;
  font-size: clamp(16px, 1.35vw, 19px);
  font-weight: 700;
  line-height: 1.5;
  color: var(--text-1);
}

.page-home .ph-timeline__body {
  margin: 8px 0 0;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--text-2);
}

.page-home .ph-timeline__item .tag-list {
  margin: 12px 0 0;
}

.page-home .hub__more {
  margin: 8px 0 0;
}

/* 会员权益卡 */
.page-home .ph-plans {
  position: relative;
  overflow: hidden;
  margin-top: 26px;
  padding: clamp(20px, 2.4vw, 30px);
  border: 1px solid var(--hairline);
  background: linear-gradient(158deg, rgba(27, 42, 94, .94) 0%, rgba(7, 27, 43, .97) 70%);
}

.page-home .ph-plans__figure {
  position: absolute;
  top: 0;
  right: 0;
  width: clamp(120px, 42%, 190px);
  margin: 0;
  opacity: .3;
  pointer-events: none;
}

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

.page-home .ph-plan {
  position: relative;
  z-index: 1;
  padding: clamp(16px, 1.9vw, 22px) 0;
  border-top: 1px solid var(--hairline-soft);
}

.page-home .ph-plan:first-of-type {
  padding-top: 4px;
  border-top: 0;
}

.page-home .ph-plan__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
}

.page-home .ph-plan__name {
  margin: 0;
  font-size: clamp(17px, 1.5vw, 21px);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--text-1);
}

.page-home .ph-plan--std .ph-plan__name {
  color: var(--spark-400);
}

.page-home .ph-plan--pro .ph-plan__name {
  color: var(--gold-400);
}

.page-home .ph-plan__badge {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .1em;
  color: var(--text-3);
}

.page-home .ph-plan__list {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .ph-plan__item {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  padding: 5px 0;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--text-2);
}

.page-home .ph-plan__item::before {
  content: "";
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  margin-top: 7px;
  border-left: 1.5px solid var(--gold-400);
  border-bottom: 1.5px solid var(--gold-400);
  transform: rotate(-45deg);
}

.page-home .ph-plan__item--off {
  color: var(--text-3);
}

.page-home .ph-plan__item--off::before {
  width: 12px;
  height: 0;
  margin-top: 12px;
  border: 0;
  border-top: 1.5px solid var(--text-3);
  transform: none;
}

.page-home .ph-plans__note {
  position: relative;
  z-index: 1;
  margin: 18px 0 20px;
  padding-left: 14px;
  border-left: 1px solid var(--hairline-strong);
  font-size: var(--fs-12);
  line-height: 1.85;
  color: var(--text-3);
}

/* ---------- 产品线网格 ---------- */
.page-home .lines {
  background: linear-gradient(180deg, var(--abyss-950) 0%, var(--abyss-900) 100%);
  border-top: 1px solid var(--hairline-soft);
}

.page-home .ph-lines {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 720px) {
  .page-home .ph-lines {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

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

.page-home .ph-line {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: var(--ph-gap);
  border: 1px solid var(--hairline);
  background: rgba(7, 27, 43, .7);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-home .ph-line:hover,
.page-home .ph-line:focus-within {
  transform: translateY(-2px);
  border-color: var(--hairline-strong);
  box-shadow: var(--shadow-1);
}

.page-home .ph-line__media {
  margin: 0 0 20px;
  border: 1px solid var(--hairline-soft);
  overflow: hidden;
}

.page-home .ph-line__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-home .ph-line__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--hairline-soft);
}

.page-home .ph-line__idx {
  font-family: var(--font-mono);
  font-size: var(--fs-28);
  line-height: 1;
  color: var(--spark-400);
  letter-spacing: .04em;
}

.page-home .ph-line__meta {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .1em;
  color: var(--text-3);
  white-space: nowrap;
}

.page-home .ph-line__name {
  margin: 18px 0 0;
  font-size: clamp(18px, 1.7vw, 23px);
  font-weight: 700;
  color: var(--text-1);
}

.page-home .ph-line__body {
  margin: 10px 0 20px;
  font-size: var(--fs-14);
  line-height: 1.85;
  color: var(--text-2);
}

.page-home .ph-line p:last-child {
  margin-top: auto;
}

/* ---------- 内容中心节奏 ---------- */
.page-home .rhythm {
  background: var(--lake-800);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.page-home .rhythm__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 48px);
}

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

.page-home .rhythm__tags {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--hairline);
  border: 1px solid var(--hairline);
}

.page-home .rhythm__tag {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: clamp(16px, 2vw, 22px);
  background: rgba(4, 18, 31, .55);
}

.page-home .rhythm__code {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .14em;
  color: var(--spark-400);
}

.page-home .rhythm__label {
  font-size: clamp(15px, 1.3vw, 17px);
  font-weight: 700;
  color: var(--text-1);
}

.page-home .rhythm__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(32px, 4vw, 52px) 0 0;
  background: var(--hairline);
  border: 1px solid var(--hairline);
}

@media (min-width: 780px) {
  .page-home .rhythm__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-home .rhythm__stat {
  padding: clamp(18px, 2.2vw, 26px);
  background: rgba(4, 18, 31, .5);
}

.page-home .rhythm__stat-label {
  margin: 0;
  font-size: var(--fs-12);
  letter-spacing: .06em;
  color: var(--text-3);
}

.page-home .rhythm__stat-value {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.2vw, 28px);
  line-height: 1.1;
  color: var(--gold-400);
}

/* ---------- 品牌与联络 ---------- */
.page-home .meet__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 4vw, 56px);
}

@media (min-width: 960px) {
  .page-home .meet__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
}

.page-home .meet__note {
  margin: 16px 0 0;
  padding-left: 14px;
  border-left: 1px solid var(--hairline-strong);
  font-size: var(--fs-14);
  line-height: 1.85;
  color: var(--text-3);
}

.page-home .meet__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
}

.page-home .meet__fact {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(16px, 2vw, 24px);
  background: var(--abyss-900);
}

.page-home .meet__fact-value {
  font-family: var(--font-mono);
  font-size: clamp(19px, 2vw, 26px);
  line-height: 1.1;
  color: var(--gold-400);
}

.page-home .meet__fact-label {
  font-size: var(--fs-12);
  letter-spacing: .06em;
  color: var(--text-3);
}

.page-home .meet__contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: clamp(36px, 5vw, 60px);
  background: var(--hairline);
  border: 1px solid var(--hairline);
}

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

.page-home .meet__contact-item {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(16px, 2vw, 22px);
  background: var(--abyss-950);
}

.page-home .meet__contact-label {
  font-size: var(--fs-12);
  letter-spacing: .06em;
  color: var(--text-3);
}

.page-home .meet__contact-value {
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  letter-spacing: .04em;
  color: var(--spark-400);
  text-decoration: none;
  word-break: break-word;
  transition: color var(--dur) var(--ease);
}

.page-home .meet__contact-value:hover,
.page-home .meet__contact-value:focus-visible {
  color: var(--gold-400);
}

.page-home .meet__contact-value--plain {
  color: var(--text-2);
}

@media (prefers-reduced-motion: reduce) {
  .page-home .ph-line,
  .page-home .ph-timeline__item::before,
  .page-home .anchor-bar__link,
  .page-home .meet__contact-value {
    transition: none;
  }

  .page-home .ph-line:hover,
  .page-home .ph-line:focus-within {
    transform: none;
  }
}