/* =============================
   ABOUT 页面专用样式（仿 what-is-vex）
   ============================= */

/* About 页：main 全宽（仿 wiv） */
.page-about main {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0;
  background: transparent;
}

/* --------------------------------------
   第一屏整体容器（Hero + Intro）
--------------------------------------- */
.about-fold {
  width: 100vw;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* 通用内宽 */
.about-inner {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* --------------------------------------
   Hero（上半部分）
--------------------------------------- */
.about-hero {
  flex: 0 0 42vh;              /* 和 wiv 一样 */
  background: #7a001f;
  color: #f9fafb;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.about-hero-title {
  margin-top: 8vh;             /* 仿 wiv：避开 fixed navbar 的视觉压迫 */
  font-size: clamp(2.6rem, 3vw + 1.4rem, 3.4rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  margin-bottom: 0.6rem;
}

.about-hero-subtitle {
  font-size: 1.05rem;
  max-width: 700px;
  color: #e5e7eb;
  line-height: 1.7;
}

/* --------------------------------------
   Intro（下半部分：Team）
--------------------------------------- */
.about-intro {
  flex: 1;
  background: #ffffff;
  display: flex;
  align-items: center;
  padding: 3.5rem 0;
}

/* 标题 */
.about-section-title {
  font-size: clamp(1.7rem, 1.2vw + 1.2rem, 2rem);
  font-weight: 650;
  margin-bottom: 0.25rem;
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.about-team-numbers {
  font-size: 1.05rem;
  font-weight: 450;
  color: #374151;
}

/* underline：固定宽度更稳、更像 wiv 的视觉语言 */
.about-section-underline {
  width: clamp(96px, 10vw, 140px);
  height: 3px;
  background: #8b1a25;
  margin: 0.8rem 0 2rem;
}

/* 左文右图 */
.about-two-column {
  display: flex;
  gap: 3rem;
  align-items: flex-start;
  margin-top: 0.4rem;
}

.about-col {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.about-text {
  flex: 1.1;
}

.about-text p {
  font-size: 0.97rem;
  line-height: 1.85;
  color: #374151;
  margin: 0;
}

.about-image {
  flex: 1;
  display: flex;
  justify-content: flex-end;
  align-items: flex-start;
}

.about-image-placeholder {
  width: 100%;
  max-width: 420px;
  aspect-ratio: 4 / 3;
  background: #e5e7eb;
  border-radius: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #6b7280;
  font-size: 1.1rem;
}

/* --------------------------------------
   下方内容区（Awards）
--------------------------------------- */
.about-section {
  width: 100%;
  margin: 0;
  padding: 4rem 0;
  border-radius: 0;
  box-shadow: none;
}

.about-awards {
  background: #f3f4f6;
}

.about-section-intro {
  max-width: 800px;
  font-size: 0.97rem;
  line-height: 1.8;
  color: #4b5563;
  margin-bottom: 1.8rem;
}

.about-table-placeholder {
  width: 100%;
  background: #e5e7eb;
  border-radius: 0.9rem;
  min-height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #4b5563;
  font-size: 0.95rem;
}

/* --------------------------------------
   响应式
--------------------------------------- */
@media (max-width: 900px) {
  .about-two-column {
    flex-direction: column;
    align-items: flex-start;
  }

  .about-image {
    justify-content: flex-start;
  }

  .about-image-placeholder {
    max-width: 100%;
  }
}

.about-image-img {
  width: 100%;
  max-width: 420px;
  aspect-ratio: 4 / 3;        /* 保持和之前一致 */
  object-fit: cover;          /* 关键：裁剪而不拉伸 */
  border-radius: 0.9rem;
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.18);
  display: block;
}

.awards-list {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.award-year {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 2rem;
  align-items: flex-start;
}

.award-year-label {
  font-size: 1.05rem;
  font-weight: 650;
  color: #111827;
}

.award-items {
  list-style: none;
  padding: 0;
  margin: 0;
}

.award-items li {
  font-size: 0.95rem;
  color: #374151;
  line-height: 1.6;
}

.award-items li + li {
  margin-top: 0.45rem;
}