.home-sprite {
  background: #000;
  /* 分段高度（先给默认值，后续对照蓝湖精确校准） */
  --seg-investment-h: 380px;
  --seg-crossborder-h: 360px;
  --seg-marketing-h: 360px;
  --seg-valueadded-h: 340px;
  --seg-advantages-h: 520px;

  /* 文字区间距（像素级微调入口） */
  --title-img-mb: 8px;
  --title-mb: 10px;
  --desc-mb: 18px;
  --btn-h: 34px;
  --title-img-w: 303px;
  --text-max-w: 560px;
  --btn-radius: 16px;
  --btn-border: 1px solid rgba(255, 255, 255, 0.35);
  --btn-color: rgba(255, 255, 255, 0.9);
  --btn-bg: rgba(0, 0, 0, 0.18);
  --btn-px: 20px;
  --btn-gap: 4px;
  --btn-icon-rotate: 0deg;
  --btn-hover-y: -1px;
  --btn-hover-bright: 1.06;

  /* 主视觉尺寸（按段覆盖） */
  --visual-w: 520px;
  --visual-shift-x: 0px;
  --visual-shift-y: 0px;

  /* 文本块微调（按段覆盖） */
  --text-shift-y: 0px;
}

.home-sprite__segment {
  width: 100%;
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
}

.home-sprite .container {
  max-width: 1200px;
}

/* 说明：
   这里优先使用纯色/渐变背景（更可维护），并保留结构化 DOM + 切图作为主内容。 */

.home-sprite__segment--investment {
  min-height: var(--seg-investment-h);
  /* background: radial-gradient(55% 80% at 75% 50%, rgba(211, 47, 47, 0.02) 0%, rgba(0, 0, 0, 0) 70%),
    linear-gradient(90deg, rgba(10, 10, 12, 1) 0%, rgba(28, 10, 10, 1) 55%, rgba(10, 10, 12, 1) 100%); */
  background: linear-gradient(61deg, #292929 0%, #000000 100%);
  position: relative;
  --btn-border: 1px solid rgba(255, 255, 255, 0.38);
  --text-max-w: 560px;
  --text-shift-y: -4px;
  --title-img-mb: 24px;
  --title-mb: 20px;
  --desc-mb: 18px;
  --title-img-w: 342px;
  --visual-w: 420px;
  --visual-shift-x: 12px;
  --visual-shift-y: 6px;
}

.home-sprite__segment--crossborder {
  min-height: var(--seg-crossborder-h);
  background: radial-gradient(55% 80% at 25% 50%, rgba(0, 200, 140, 0.18) 0%, rgba(0, 0, 0, 0) 54%),
    linear-gradient(90deg, rgba(10, 10, 12, 1) 0%, rgba(6, 18, 14, 1) 45%, rgba(10, 10, 12, 1) 100%);
  position: relative;
  --btn-border: 1px solid rgba(255, 255, 255, 0.34);
  --text-max-w: 540px;
  --text-shift-y: -2px;
  --title-img-mb: 28px;
  --title-mb: 20px;
  --desc-mb: 18px;
  --title-img-w: 399px;
  --visual-w: 456px;
  --visual-shift-x: 6px;
  --visual-shift-y: 4px;
}

.home-sprite__segment--marketing {
  min-height: var(--seg-marketing-h);
  background: radial-gradient(55% 80% at 75% 50%, rgba(120, 80, 255, 0.2) 0%, rgba(0, 0, 0, 0) 70%),
    linear-gradient(90deg, rgba(10, 10, 12, 1) 0%, rgba(14, 8, 24, 1) 55%, rgba(10, 10, 12, 1) 100%);
  position: relative;
  --btn-border: 1px solid rgba(255, 255, 255, 0.34);
  --text-max-w: 560px;
  --text-shift-y: -2px;
  --title-img-mb: 28px;
  --title-mb: 20px;
  --desc-mb: 16px;
  --title-img-w: 331px;
  --visual-w: 462px;
  --visual-shift-x: -6px;
  --visual-shift-y: 4px;
}

.home-sprite__segment--valueadded {
  min-height: var(--seg-valueadded-h);
  background: radial-gradient(55% 80% at 25% 50%, rgba(80, 160, 255, 0.2) 0%, rgba(0, 0, 0, 0) 70%),
    linear-gradient(90deg, rgba(10, 10, 12, 1) 0%, rgba(8, 12, 26, 1) 45%, rgba(10, 10, 12, 1) 100%);
  position: relative;
  --btn-border: 1px solid rgba(255, 255, 255, 0.34);
  --text-max-w: 520px;
  --text-shift-y: -2px;
  --title-img-mb: 26px;
  --title-mb: 20px;
  --desc-mb: 16px;
  --title-img-w: 346px;
  --visual-w: 357px;
  --visual-shift-x: 8px;
  --visual-shift-y: 2px;
}

.home-sprite__segment--advantages {
  min-height: var(--seg-advantages-h);
  background-color: #fff;
  background-image: url('../../assets/images/home/bg-advantages.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  position: relative;
  --text-max-w: 640px;
  --btn-border: 1px solid rgba(0, 0, 0, 0.28);
  --btn-color: rgba(0, 0, 0, 0.85);
  --btn-bg: rgba(255, 255, 255, 0.55);
  --btn-icon-rotate: -90deg;
  --btn-hover-y: 0px;
  --btn-hover-bright: 1.03;
  --visual-w: 356px;
  --visual-shift-x: 10px;
  --visual-shift-y: 0px;
  --text-shift-y: 0px;
  --title-img-mb: 24px;
  --title-mb: 20px;
  --desc-mb: 14px;
  --title-img-w: 303px;
}

.home-sprite__content {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.home-sprite__content--investment {
  position: relative;
  justify-content: space-between;
  /* overflow: hidden; */
}

.home-sprite__segment--investment::after {
  content: '';
  width: 1090px;
  height: 327px;
  /* 左上角到中间的渐变 */
  background: linear-gradient(to bottom right, rgba(249, 29, 29, 0.1) 0%, rgba(0, 0, 0, 0) 40%);
  position: absolute;
  left: 0;
  top: 0;
}

.home-sprite__text {
  max-width: var(--text-max-w);
  transform: translateY(var(--text-shift-y));
}

.home-sprite__content--investment,
.home-sprite__content--crossborder,
.home-sprite__content--marketing,
.home-sprite__content--valueadded {
  padding: 58px 0;
  gap: 36px;
}

.home-sprite__content--investment .home-sprite__text,
.home-sprite__content--crossborder .home-sprite__text,
.home-sprite__content--marketing .home-sprite__text,
.home-sprite__content--valueadded .home-sprite__text {
  flex: 1 1 560px;
  max-width: var(--text-max-w);
}

.home-sprite__content--investment .home-sprite__visual,
.home-sprite__content--crossborder .home-sprite__visual,
.home-sprite__content--marketing .home-sprite__visual,
.home-sprite__content--valueadded .home-sprite__visual {
  align-self: center;
  width: var(--visual-w);
  transform: translateX(var(--visual-shift-x)) translateY(var(--visual-shift-y));
}

.home-sprite__title-img {
  width: var(--title-img-w);
  height: auto;
  margin-bottom: var(--title-img-mb);
  opacity: 0.95;
}

.home-sprite__title {
  font-size: 26px;
  font-weight: 700;
  margin-bottom: var(--title-mb);
  color: #fff;
  letter-spacing: 0.02em;
  position: relative;
}
.home-sprite__title::before {
  content: '';
  width: 128px;
  height: 12px;
  background: linear-gradient(90deg, #d82f2f 0%, rgba(0, 0, 0, 0) 50%);
  position: absolute;
  left: 0;
  bottom: 0;
  z-index: -1;
}

.home-sprite__desc {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.82);
  margin-bottom: var(--desc-mb);
}

.home-sprite__segment--advantages .home-sprite__title {
  color: #111;
}

.home-sprite__segment--advantages .home-sprite__desc {
  color: #666;
}

/* advantages 按钮样式已由段内 CSS 变量控制 */

.advantages-grid {
  display: flex;
  gap: 22px;
  margin-top: 14px;
  gap: 14px;
  justify-content: end;
}

.adv-card {
  text-align: left;
  cursor: pointer;
  border-radius: 32px;
  padding: 32px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0px 4px 16px 1px rgba(0, 0, 0, 0.05);
  position: relative;
  width: 324px;
  height: 324px;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}

.adv-card.is-active {
  background: #d32f2f;
  border-color: rgba(211, 47, 47, 0.35);
  color: #fff;
  box-shadow: 9px 10px 40px -4px rgba(242, 51, 51, 0.61);
}

.adv-card__no {
  width: 67px;
  margin-bottom: 48px;
}
.adv-card__no-wrapper {
  display: flex;
  flex-direction: column;
}

.adv-card__icon {
  width: 44px;
  height: 48px;
  margin-bottom: 26px;
}

.adv-card__title {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 6px;
}

.adv-card__desc {
  font-size: 13px;
  line-height: 1.7;
  opacity: 0.75;
}

.adv-card.is-active .adv-card__no,
.adv-card.is-active .adv-card__desc {
  /* opacity: 0.9; */
}

.adv-card.is-active .adv-card__title {
  letter-spacing: 0.02em;
}

.adv-card:not(.is-active):hover {
  transform: translateY(-2px);
  transition: transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 18px 44px rgba(15, 20, 28, 0.12);
}

.adv-card.is-active:hover {
  filter: brightness(1.02);
  transition: filter var(--transition);
}

.home-sprite__visual-wrapper {
  position: relative;
}
.home-sprite__visual-wrapper::before {
  content: '';
  background: radial-gradient(50% 50% at 50% 50%, rgba(249, 29, 29, 0.6) 0%, rgba(0, 0, 0, 0) 100%);
  width: 130%;
  height: 100%;
  position: absolute;
  left: -10%;
  top: 10%;
}
.home-sprite__content--crossborder,
.home-sprite__content--valueadded {
  flex-direction: row-reverse;
}

.home-sprite__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: var(--btn-h);
  padding: 0 var(--btn-px);
  border-radius: var(--btn-radius);
  border: var(--btn-border);
  color: var(--btn-color);
  font-size: 13px;
  letter-spacing: 0.04em;
  background: var(--btn-bg);
  transition: transform var(--transition), filter var(--transition), background var(--transition);
  gap: var(--btn-gap);
  margin-top: 24px;
}

.home-sprite__btn:hover {
  transform: translateY(var(--btn-hover-y));
  filter: brightness(var(--btn-hover-bright));
  background-color: #d82f2f;
  border-color: #d82f2f;
}

.home-sprite__btn-icon {
  width: 10px;
  height: 11px;
  opacity: 0.9;
  transform: rotate(var(--btn-icon-rotate));
}

.home-sprite__visual {
  flex: 0 0 auto;
  max-width: 520px;
  height: auto;
}

.home-sprite__visual--investment {
  width: auto;
}

.home-sprite__visual--crossborder {
  width: auto;
}

.home-sprite__visual--marketing {
  width: auto;
}

.home-sprite__visual--valueadded {
  width: auto;
}

.home-sprite__visual--advantages {
  width: auto;
}

.home-sprite__content--advantages {
  padding: 56px 0;
}

.home-sprite__content--advantages .home-sprite__text {
  max-width: 406px;
  flex: 1 1 406px;
}

.home-sprite__content--advantages .home-sprite__visual {
  align-self: center;
  flex: 0 0 356px;
  width: var(--visual-w);
  transform: translateX(var(--visual-shift-x)) translateY(var(--visual-shift-y));
}

.home-sprite__segment--investment::before,
.home-sprite__segment--crossborder::before,
.home-sprite__segment--marketing::before,
.home-sprite__segment--valueadded::before {
  content: '';
  width: 100%;
  height: 3px;
  position: absolute;
  top: 0;
  left: 0;
}
.home-sprite__segment--investment::before {
  background: linear-gradient(90deg, #4c0101 0%, #ef3636 48.08%, #2b0000 100%);
}
.home-sprite__segment--crossborder::before {
  background: linear-gradient(90deg, #000000 0%, #06722b 48.08%, #000000 100%);
}
.home-sprite__segment--marketing::before {
  background: linear-gradient(90deg, #000000 0%, #6716c4 48.08%, #000000 100%);
}
.home-sprite__segment--valueadded::before {
  background: linear-gradient(90deg, #000000 0%, #1949ba 48.08%, #000000 100%);
}