.page-home {
  --hero-bg-start: #0A1F3C;
  --hero-bg-end: #122d52;
  --gold: #D4AF37;
  --gold-light: #e6c95a;
  --accent: #FF7A00;
  --deep-blue: #0A1F3C;
  --deep-blue-light: #122d52;
  --white: #FFFFFF;
  --light-gray: #E8ECF1;
  --dark-gray: #2C3E50;
  --font-heading: 'Space Grotesk', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --container-max: 1200px;
  --radius-cut: 6px;
  --shadow-card: 0 4px 20px rgba(0,0,0,0.25);

  position: relative;
}

/* 首屏沉浸 */
.page-home__hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, var(--hero-bg-start) 0%, var(--hero-bg-end) 100%);
}

.page-home__particle-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.page-home__hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 70% 30%, rgba(212,175,55,0.12) 0%, transparent 70%);
  z-index: 1;
}

.page-home__hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 2rem 1rem;
}

.page-home__hero-copy {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.page-home__hero-label {
  margin: 0;
}

.page-home__hero-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 3rem;
  line-height: 1.1;
  color: var(--white);
  text-shadow: 0 2px 10px rgba(0,0,0,0.3);
  margin: 0;
}

.page-home__hero-subtitle {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 1.25rem;
  color: var(--gold);
  letter-spacing: 0.05em;
  margin: 0;
}

.page-home__hero-desc {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1rem;
  color: var(--light-gray);
  line-height: 1.6;
  max-width: 32rem;
  margin: 0;
}

.page-home__hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.page-home__btn-hero {
  padding: 0.75rem 2rem;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

.page-home__btn-hero:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

.page-home__hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-home__hero-img {
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-cut);
  opacity: 0.85;
}

.page-home__hero-marquee {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  overflow: hidden;
  white-space: nowrap;
  z-index: 1;
  background: rgba(10,31,60,0.7);
  backdrop-filter: blur(4px);
  padding: 0.5rem 0;
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.875rem;
  color: var(--gold-light);
  letter-spacing: 0.1em;
}

.page-home__hero-marquee span {
  display: inline-block;
  padding-left: 100%;
  animation: marquee 20s linear infinite;
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-100%); }
}

/* 面包屑 */
.breadcrumb.container {
  padding: 1.5rem 1rem 0;
  max-width: var(--container-max);
  margin: 0 auto;
}

/* 核心功能索引 */
.page-home__core {
  padding: 5rem 0;
  background: var(--deep-blue);
}

.page-home__core-header {
  text-align: center;
  margin-bottom: 3rem;
}

.page-home__core-number {
  display: inline-block;
  margin-bottom: 0.5rem;
}

.page-home__core-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 2.5rem;
  color: var(--white);
  margin: 0 0 0.75rem;
}

.page-home__core-desc {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1.125rem;
  color: var(--light-gray);
  max-width: 36rem;
  margin: 0 auto;
}

.page-home__core-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1rem;
}

.page-home__card-wrapper {
  transition: transform var(--transition-speed);
}

.page-home__card-wrapper:hover {
  transform: translateY(-6px);
}

@media (prefers-reduced-motion: reduce) {
  .page-home__card-wrapper:hover {
    transform: none;
  }
}

.page-home__card {
  background: var(--deep-blue-light);
  border: 1px solid rgba(212,175,55,0.25);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  text-decoration: none;
  position: relative;
  transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
  min-height: 320px;
}

@media (prefers-reduced-motion: reduce) {
  .page-home__card {
    transition: none;
  }
}

.page-home__card:hover {
  border-color: var(--gold);
  box-shadow: var(--shadow-card);
}

.page-home__card-number {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-family: var(--font-heading);
  font-weight: 300;
  font-size: 2.5rem;
  color: rgba(212,175,55,0.2);
  line-height: 1;
}

.page-home__card-icon {
  width: 48px;
  height: 48px;
}

.page-home__card-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.375rem;
  color: var(--white);
  margin: 0;
}

.page-home__card-text {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.9375rem;
  color: var(--light-gray);
  line-height: 1.5;
  margin: 0;
  flex: 1;
}

.page-home__card-tag {
  align-self: flex-start;
  background: var(--gold);
  color: var(--deep-blue);
  font-weight: 700;
}

.page-home__card-tag:hover {
  background: var(--gold-light);
}

/* 用户路径说明 */
.page-home__path {
  padding: 5rem 0;
  background: var(--hero-bg-end);
  position: relative;
}

.page-home__path::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--accent), var(--gold));
  opacity: 0.5;
}

.page-home__path-header {
  text-align: center;
  margin-bottom: 3rem;
}

.page-home__path-number {
  display: inline-block;
  margin-bottom: 0.5rem;
}

.page-home__path-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 2.5rem;
  color: var(--white);
  margin: 0 0 0.75rem;
}

.page-home__path-desc {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1.125rem;
  color: var(--light-gray);
  max-width: 36rem;
  margin: 0 auto;
}

.page-home__path-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  max-width: var(--container-max);
  margin: 0 auto 3rem;
  padding: 0 1rem;
}

.page-home__path-step {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}

.page-home__step-number {
  font-family: var(--font-heading);
  font-weight: 300;
  font-size: 2rem;
  color: var(--gold);
  line-height: 1;
  min-width: 2.5rem;
}

.page-home__step-content {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.page-home__step-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--white);
  margin: 0;
}

.page-home__step-text {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.9375rem;
  color: var(--light-gray);
  line-height: 1.5;
  margin: 0;
}

.page-home__path-visual {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1rem;
}

.page-home__path-img {
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-cut);
  box-shadow: var(--shadow-card);
}

/* 更多资源 */
.page-home__related {
  padding: 5rem 0;
  background: var(--deep-blue);
}

.page-home__related-header {
  text-align: center;
  margin-bottom: 3rem;
}

.page-home__related-number {
  display: inline-block;
  margin-bottom: 0.5rem;
}

.page-home__related-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 2.5rem;
  color: var(--white);
  margin: 0;
}

.page-home__related-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1rem;
}

.page-home__related-card {
  background: var(--deep-blue-light);
  border: 1px solid rgba(232,236,241,0.1);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%);
  padding: 1.75rem 1.5rem;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: border-color var(--transition-speed), transform var(--transition-speed);
  min-height: 150px;
}

@media (prefers-reduced-motion: reduce) {
  .page-home__related-card {
    transition: none;
  }
}

.page-home__related-card:hover {
  border-color: var(--gold);
  transform: translateY(-3px);
}

.page-home__related-card-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--white);
  margin: 0;
}

.page-home__related-card-text {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.875rem;
  color: var(--light-gray);
  line-height: 1.5;
  margin: 0;
}

/* 滚动显现 */
[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

@media (prefers-reduced-motion: reduce) {
  [data-reveal] {
    opacity: 0;
    transform: none;
  }
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  [data-reveal].revealed {
    opacity: 1;
  }
}

/* 响应式 */
@media (max-width: 900px) {
  .page-home__hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .page-home__hero-actions {
    justify-content: center;
  }

  .page-home__hero-visual {
    display: none;
  }

  .page-home__core-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .page-home__path-steps {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .page-home__related-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }

  .page-home__hero-title {
    font-size: 2.25rem;
  }

  .page-home__core-title,
  .page-home__path-title,
  .page-home__related-title {
    font-size: 2rem;
  }
}

@media (max-width: 640px) {
  .page-home__hero {
    min-height: 70vh;
  }

  .page-home__hero-title {
    font-size: 1.75rem;
  }

  .page-home__hero-subtitle {
    font-size: 1rem;
  }

  .page-home__btn-hero {
    padding: 0.6rem 1.5rem;
    font-size: 0.875rem;
  }

  .page-home__related-grid {
    grid-template-columns: 1fr;
  }

  .page-home__core,
  .page-home__path,
  .page-home__related {
    padding: 3rem 0;
  }
}