.page-home {
  --ph-section-space: 4.5rem;
  --ph-card-bg: rgba(245, 240, 230, 0.04);
  --ph-accent-rgba: rgba(255, 122, 0, 0.14);
  --ph-alert-rgba: rgba(255, 230, 0, 0.12);
  position: relative;
  background-image:
    linear-gradient(rgba(245, 240, 230, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245, 240, 230, 0.03) 1px, transparent 1px);
  background-size: 28px 28px;
  overflow: hidden;
}

/* ===== 首屏：速度即赢家 ===== */
.page-home .ph-hero {
  position: relative;
  display: flex;
  align-items: center;
  padding: 2.5rem 0 3.5rem;
  border-bottom: 1px solid var(--color-line);
}

.page-home .ph-hero__inner {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.page-home .ph-hero__tagline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-alert);
  margin: 0 0 0.75rem;
}

.page-home .ph-hero__tagline::before {
  content: "";
  width: 2.5rem;
  height: 2px;
  background: var(--color-alert);
}

.page-home .ph-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 1.2rem + 4vw, 3.5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--color-paper);
  margin: 0.35rem 0 1rem;
  max-width: 14em;
}

.page-home .ph-hero .lead {
  font-size: clamp(0.95rem, 0.9rem + 0.35vw, 1.1rem);
  line-height: 1.75;
  color: rgba(245, 240, 230, 0.68);
  margin: 0 0 1.5rem;
  max-width: 34em;
}

.page-home .ph-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
}

.page-home .ph-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-home .ph-hero__stats .data-stat {
  min-width: 7.5rem;
  border: 1px solid var(--color-line);
  background: rgba(0, 0, 0, 0.18);
  padding: 0.75rem 0.9rem;
}

.page-home .ph-hero__stats .data-stat__value {
  display: block;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.6rem;
  line-height: 1;
  color: var(--color-accent);
  font-variant-numeric: tabular-nums;
}

.page-home .ph-hero__stats .data-stat__label {
  display: block;
  margin-top: 0.4rem;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.page-home .ph-hero__visual {
  position: relative;
  border: 1px solid var(--color-line);
  background:
    linear-gradient(135deg, rgba(255, 122, 0, 0.08), transparent 45%),
    rgba(15, 20, 30, 0.6);
  padding: 1rem;
  clip-path: polygon(0 0, 100% 0.5%, 100% 96%, 3% 100%);
}

.page-home .ph-hero__frame {
  position: relative;
  min-height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.page-home .ph-hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.28;
  filter: saturate(1.2) contrast(1.1);
}

.page-home .ph-dashboard {
  position: relative;
  z-index: 2;
  width: min(100%, 420px);
  height: auto;
  display: block;
}

.page-home .ph-hero__visual-cap,
.page-home .ph-upgrade__visual-cap,
.page-home .ph-mobile__visual-cap {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-top: 0.75rem;
}

.page-home .ph-hero__visual-cap {
  text-align: right;
}

@media (prefers-reduced-motion: no-preference) {
  .page-home .ph-dash__arc {
    animation: phDashFill 1.6s cubic-bezier(0.22, 1, 0.36, 1) 0.2s both;
  }

  .page-home .ph-dash__needle-group {
    transform-box: view-box;
    transform-origin: 210px 200px;
    animation: phNeedleSwing 2.4s ease-in-out infinite;
  }

  .page-home .ph-dash__corner--pulse {
    animation: phCornerPulse 3s ease-in-out infinite;
  }
}

@keyframes phDashFill {
  from { stroke-dasharray: 0 320; }
  to { stroke-dasharray: 205 115; }
}

@keyframes phNeedleSwing {
  0%, 100% { transform: rotate(-3deg); }
  50% { transform: rotate(5deg); }
}

@keyframes phCornerPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.55; }
}

/* ===== 通用章节头 ===== */
.page-home .ph-section-head {
  margin-bottom: 2rem;
  position: relative;
}

.page-home .ph-section-head::before {
  content: "";
  display: block;
  width: 2.25rem;
  height: 2px;
  background: var(--color-accent);
  margin-bottom: 0.5rem;
}

.page-home .ph-section-head__lead {
  font-size: 0.95rem;
  line-height: 1.65;
  color: rgba(245, 240, 230, 0.6);
  margin: 0.5rem 0 0;
  max-width: 34em;
}

.page-home .ph-section-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.7rem, 1.4rem + 1.8vw, 2.75rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
  margin: 0.25rem 0 0;
  color: var(--color-paper);
  text-transform: uppercase;
}

/* ===== 当季转会动态与案例合集 ===== */
.page-home .ph-categories {
  padding: var(--ph-section-space) 0;
  border-bottom: 1px solid var(--color-line);
}

.page-home .ph-cat-list {
  display: grid;
  gap: 1.25rem;
}

.page-home .ph-cat-card {
  position: relative;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: var(--color-paper);
  border: 1px solid var(--color-line);
  background: var(--ph-card-bg);
  transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
  overflow: hidden;
}

.page-home .ph-cat-card:hover {
  border-color: rgba(255, 122, 0, 0.55);
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
}

.page-home .ph-cat-card--transfer {
  background:
    linear-gradient(180deg, rgba(255, 122, 0, 0.04), transparent 60%),
    var(--ph-card-bg);
}

.page-home .ph-cat-card--case {
  background:
    linear-gradient(180deg, rgba(255, 230, 0, 0.04), transparent 60%),
    var(--ph-card-bg);
}

.page-home .ph-cat-card__media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--color-bg-deep);
}

.page-home .ph-cat-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.page-home .ph-cat-card:hover .ph-cat-card__media img {
  transform: scale(1.03);
}

.page-home .ph-cat-card__body {
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  flex: 1;
}

.page-home .ph-cat-card__body h3 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  line-height: 1.2;
  margin: 0;
}

.page-home .ph-cat-card__body p {
  font-size: 0.88rem;
  line-height: 1.6;
  color: rgba(245, 240, 230, 0.58);
  margin: 0;
}

.page-home .ph-cat-card__body .text-link {
  margin-top: auto;
  color: var(--color-accent);
  font-weight: 600;
  font-size: 0.85rem;
}

.page-home .ph-cat-card__list {
  margin: 0.85rem 0 0;
  padding: 0.85rem 0 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
  border-top: 1px solid var(--color-line);
}

.page-home .ph-cat-card__list div {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.page-home .ph-cat-card__list dt {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-muted);
}

.page-home .ph-cat-card__list dd {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.1rem;
  color: var(--color-paper);
}

/* ===== 新界面性能升级 ===== */
.page-home .ph-upgrade {
  padding: var(--ph-section-space) 0;
  border-bottom: 1px solid var(--color-line);
  background:
    radial-gradient(circle at 80% 20%, rgba(255, 122, 0, 0.05), transparent 40%),
    linear-gradient(180deg, rgba(0, 0, 0, 0.15), transparent);
}

.page-home .ph-upgrade__grid {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

.page-home .ph-upgrade__item {
  position: relative;
  padding: 1.1rem 1rem 1.1rem 3.4rem;
  border-left: 2px solid var(--color-line);
  margin-bottom: 0.75rem;
  transition: border-color 0.3s ease, background 0.3s ease;
}

.page-home .ph-upgrade__item:hover {
  border-left-color: var(--color-accent);
  background: rgba(255, 122, 0, 0.03);
}

.page-home .ph-upgrade__item h3 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.15rem;
  margin: 0 0 0.35rem;
  color: var(--color-paper);
}

.page-home .ph-upgrade__item p {
  font-size: 0.88rem;
  line-height: 1.6;
  color: rgba(245, 240, 230, 0.6);
  margin: 0;
}

.page-home .ph-upgrade__num {
  position: absolute;
  left: 0;
  top: 1.15rem;
  width: 2.2rem;
  height: 1.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 0.85rem;
  color: var(--color-bg);
  background: var(--color-accent);
}

.page-home .ph-upgrade__visual {
  border: 1px solid var(--color-line);
  padding: 0.6rem;
  background: var(--color-bg-deep);
  position: relative;
  clip-path: polygon(1% 0, 100% 0, 100% 98%, 0 100%);
}

.page-home .ph-upgrade__visual img {
  width: 100%;
  height: auto;
  max-height: 460px;
  object-fit: cover;
  display: block;
}

.page-home .ph-upgrade__visual-cap {
  text-align: right;
  padding: 0.5rem 0.25rem 0;
}

/* ===== 底部固定导航 ===== */
.page-home .ph-mobile {
  padding: var(--ph-section-space) 0;
  border-bottom: 1px solid var(--color-line);
}

.page-home .ph-mobile__inner {
  display: grid;
  gap: 2.25rem;
  align-items: center;
}

.page-home .ph-mobile__visual {
  border: 1px solid var(--color-line);
  background: linear-gradient(135deg, rgba(255, 230, 0, 0.06), transparent 55%);
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  max-width: 360px;
}

.page-home .ph-mobile__visual img {
  width: 100%;
  max-width: 280px;
  height: auto;
  margin: 0 auto;
  object-fit: contain;
  display: block;
}

.page-home .ph-mobile__visual-cap {
  text-align: center;
  margin-top: 0.5rem;
  padding-bottom: 0.25rem;
}

.page-home .ph-mobile__content .lead {
  color: rgba(245, 240, 230, 0.62);
  font-size: 0.98rem;
  line-height: 1.7;
  margin: 0.6rem 0 1.5rem;
}

.page-home .ph-mobile__dock {
  display: flex;
  gap: 0.4rem;
  margin: 1.25rem 0;
  padding: 0.55rem;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--color-line);
  border-radius: 12px;
}

.page-home .ph-dock-item {
  flex: 1;
  text-align: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.75rem;
  padding: 0.5rem 0.1rem;
  border-radius: 8px;
  color: rgba(245, 240, 230, 0.5);
}

.page-home .ph-dock-item.is-active {
  background: var(--color-accent);
  color: var(--color-bg);
}

.page-home .ph-mobile__note {
  font-size: 0.85rem;
  line-height: 1.6;
  color: rgba(245, 240, 230, 0.55);
  border-left: 2px solid var(--color-alert);
  padding-left: 0.9rem;
  margin: 1rem 0 1.5rem;
}

.page-home .ph-mobile__content .btn {
  margin-top: 0.25rem;
}

/* ===== 内容中心 ===== */
.page-home .ph-insights {
  padding: var(--ph-section-space) 0;
  border-bottom: 1px solid var(--color-line);
}

.page-home .ph-insights__list {
  display: grid;
  gap: 1rem;
}

.page-home .ph-insight-item {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: 1.25rem;
  text-decoration: none;
  color: var(--color-paper);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--color-line);
  transition: background 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
}

.page-home .ph-insight-item:hover {
  background: rgba(255, 122, 0, 0.06);
  border-color: rgba(255, 122, 0, 0.4);
  transform: translateY(-2px);
}

.page-home .ph-insight-item h3 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1rem;
  line-height: 1.25;
  margin: 0;
}

.page-home .ph-insight-item p {
  font-size: 0.85rem;
  line-height: 1.55;
  color: rgba(245, 240, 230, 0.55);
  margin: 0;
}

/* ===== 品牌信任 ===== */
.page-home .ph-trust {
  padding: var(--ph-section-space) 0 5rem;
}

.page-home .ph-trust__grid {
  display: grid;
  gap: 1.25rem;
}

.page-home .ph-trust__card {
  position: relative;
  border: 1px solid var(--color-line);
  background:
    linear-gradient(135deg, rgba(255, 122, 0, 0.05), transparent 40%),
    rgba(15, 20, 30, 0.5);
  padding: 1.75rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  overflow: hidden;
}

.page-home .ph-trust__card::after {
  content: attr(data-label);
  position: absolute;
  right: -0.5rem;
  bottom: -0.4rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 4rem;
  line-height: 1;
  color: rgba(255, 122, 0, 0.08);
  pointer-events: none;
}

.page-home .ph-trust__card h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.3rem;
  line-height: 1.2;
  margin: 0;
  color: var(--color-paper);
}

.page-home .ph-trust__card p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(245, 240, 230, 0.6);
  margin: 0;
  max-width: 32em;
}

.page-home .ph-trust__card .text-link {
  color: var(--color-accent);
  font-weight: 600;
  font-size: 0.88rem;
  margin-top: auto;
  padding-top: 0.35rem;
}

/* ===== 响应式栅格与布局 ===== */
@media (min-width: 700px) {
  .page-home .ph-cat-list {
    grid-template-columns: 1fr 1fr;
  }
}

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

@media (min-width: 800px) {
  .page-home .ph-trust__grid {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
  }
}

@media (min-width: 850px) {
  .page-home .ph-mobile__inner {
    grid-template-columns: 0.8fr 1.2fr;
    gap: 3rem;
  }
}

@media (min-width: 900px) {
  .page-home .ph-hero {
    padding: 4rem 0 5rem;
  }

  .page-home .ph-hero__inner {
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 3rem;
    align-items: center;
  }

  .page-home .ph-upgrade__grid {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 3.5rem;
  }
}