/* ========== 万象城 · 品牌故事页专属样式 ========== */
.page-about {
  background: var(--color-white);
  color: var(--color-ink);
}

.page-about img {
  max-width: 100%;
  height: auto;
}

.page-about a:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 4px;
}

/* 面包屑 */
.page-about .breadcrumb {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 28px 24px 0;
}

/* 英雄区 */
.page-about .about-hero {
  position: relative;
  background-color: var(--color-deep);
  background-image:
    linear-gradient(rgba(229, 199, 107, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(229, 199, 107, 0.05) 1px, transparent 1px);
  background-size: 56px 56px;
  color: var(--color-white);
  overflow: hidden;
  padding: 72px 0 80px;
}

.page-about .about-hero__inner {
  position: relative;
  z-index: 2;
}

.page-about .about-hero .exhibit-label {
  color: var(--color-gold-light);
}

.page-about .about-hero__row {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.page-about .about-hero__content {
  flex: 1;
}

.page-about .about-hero__title {
  font-family: var(--font-serif);
  font-size: clamp(38px, 6vw, 64px);
  line-height: 1.18;
  font-weight: 700;
  margin: 0 0 24px;
}

.page-about .about-hero__lead {
  max-width: 620px;
  font-size: 15px;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.82);
  margin: 0 0 32px;
}

.page-about .about-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
}

.page-about .about-hero__stat {
  min-width: 130px;
  border-left: 2px solid var(--color-gold);
  padding-left: 16px;
}

.page-about .about-hero__stat-num {
  display: block;
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 700;
  color: var(--color-gold-light);
  line-height: 1.2;
}

.page-about .about-hero__stat-label {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.72);
}

.page-about .about-hero__aside {
  display: none;
}

.page-about .about-hero__decor {
  position: absolute;
  top: 0;
  right: 0;
  width: 60%;
  height: 100%;
  pointer-events: none;
  opacity: 0.35;
}

/* 品牌起源 */
.page-about .about-origin__grid {
  display: grid;
  gap: 40px;
}

.page-about .about-origin__media {
  margin: 0;
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(10, 35, 66, 0.12);
  background: var(--color-gray);
}

.page-about .about-origin__media img,
.page-about .about-philosophy__media img,
.page-about .about-timeline__media img {
  display: block;
  width: 100%;
  height: auto;
}

.page-about .about-origin__content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
}

.page-about .about-origin__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.9;
  color: rgba(17, 17, 17, 0.82);
}

/* 发展里程碑 */
.page-about .about-timeline {
  background: var(--color-gray);
}

.page-about .about-timeline__canvas {
  margin: 0 0 48px;
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(10, 35, 66, 0.10);
  background: var(--color-white);
}

.page-about .about-timeline__svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-about .about-timeline__year {
  font-family: var(--font-serif);
  font-size: 40px;
  font-weight: 700;
  fill: var(--color-deep);
}

.page-about .about-timeline__grid {
  display: grid;
  gap: 32px;
}

.page-about .milestone-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.page-about .milestone-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background: var(--color-white);
  border-left: 3px solid var(--color-gold);
  padding: 24px;
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--transition), transform var(--transition);
}

.page-about .milestone-item:hover {
  box-shadow: 0 10px 24px rgba(10, 35, 66, 0.10);
  transform: translateY(-2px);
}

.page-about .milestone-item__node {
  min-width: 68px;
  text-align: center;
  flex: 0 0 auto;
}

.page-about .milestone-item__year {
  display: inline-block;
  font-family: var(--font-serif);
  font-size: 14px;
  font-weight: 700;
  color: var(--color-deep);
  border: 1px solid var(--color-gold);
  background: var(--color-gray);
  padding: 4px 10px;
  white-space: nowrap;
}

.page-about .milestone-item__dot {
  display: block;
  width: 10px;
  height: 10px;
  margin: 12px auto 0;
  border-radius: 50%;
  background: var(--color-gold);
}

.page-about .milestone-item__card {
  flex: 1;
}

.page-about .milestone-item__title {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-deep);
  margin: 0 0 6px;
}

.page-about .milestone-item__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(17, 17, 17, 0.78);
}

.page-about .about-timeline__media {
  margin: 0;
  background: var(--color-deep);
  padding: 10px;
  box-shadow: var(--shadow-card);
}

.page-about .about-timeline__media figcaption.exhibit-caption {
  margin-top: 10px;
  color: rgba(255, 255, 255, 0.78);
}

/* 商业理念 */
.page-about .philosophy-grid {
  display: grid;
  gap: 20px;
}

.page-about .philosophy-card {
  background: var(--color-gray);
  border-top: 3px solid var(--color-gold);
  padding: 32px 28px;
  box-shadow: var(--shadow-card);
  transition: background var(--transition), box-shadow var(--transition);
}

.page-about .philosophy-card:hover {
  background: var(--color-white);
  box-shadow: 0 10px 28px rgba(10, 35, 66, 0.10);
}

.page-about .philosophy-card__index {
  font-family: var(--font-serif);
  font-size: 14px;
  letter-spacing: 0.12em;
  color: var(--color-gold);
}

.page-about .philosophy-card__title {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--color-deep);
  margin: 12px 0 8px;
}

.page-about .philosophy-card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(17, 17, 17, 0.78);
}

.page-about .about-philosophy__media {
  margin: 48px 0 0;
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(10, 35, 66, 0.12);
}

/* 资质荣誉 */
.page-about .about-honors {
  background: var(--color-gray);
}

.page-about .honor-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-about .honor-item {
  display: flex;
  gap: 16px;
  padding: 28px;
  background: var(--color-white);
  border-left: 3px solid var(--color-gold);
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--transition);
}

.page-about .honor-item:hover {
  box-shadow: 0 10px 24px rgba(10, 35, 66, 0.10);
}

.page-about .honor-item__mark {
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-gold);
}

.page-about .honor-item__title {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-deep);
  margin: 0 0 6px;
}

.page-about .honor-item__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(17, 17, 17, 0.76);
}

.page-about .about-honors__foot {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 48px;
}

/* 邀请横幅 */
.page-about .about-invite {
  background: var(--color-deep);
  color: var(--color-white);
  padding: 88px 0;
  position: relative;
  overflow: hidden;
  border-top: 4px solid var(--color-gold);
}

.page-about .about-invite__inner {
  position: relative;
  z-index: 1;
  max-width: 640px;
}

.page-about .about-invite .exhibit-label {
  color: var(--color-gold-light);
}

.page-about .about-invite__title {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  color: var(--color-white);
  margin: 16px 0 16px;
}

.page-about .about-invite__text {
  font-size: 15px;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.82);
  margin: 0 0 32px;
}

/* 桌面端布局 */
@media (min-width: 992px) {
  .page-about .about-hero {
    padding: 96px 0 88px;
  }

  .page-about .about-hero__row {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }

  .page-about .about-hero__aside {
    display: block;
    writing-mode: vertical-rl;
    font-size: 13px;
    letter-spacing: 0.4em;
    color: var(--color-gold);
    border-right: 1px solid rgba(201, 162, 39, 0.5);
    padding-right: 14px;
    flex: 0 0 auto;
    margin-top: 8px;
    height: 320px;
  }

  .page-about .about-hero__decor {
    opacity: 0.65;
  }

  .page-about .about-origin__grid {
    grid-template-columns: 1.05fr 1fr;
    align-items: center;
    gap: 72px;
  }

  .page-about .about-timeline__grid {
    grid-template-columns: 1fr 320px;
    align-items: start;
    gap: 48px;
  }

  .page-about .about-timeline__media {
    margin-top: 0;
  }

  .page-about .philosophy-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .page-about .about-philosophy__media {
    margin-top: 64px;
  }
}

@media (min-width: 640px) {
  .page-about .about-hero__title {
    font-size: 56px;
  }

  .page-about .about-origin__grid {
    gap: 48px;
  }
}