/* ================================================
   首页样式 — index.htm
   ================================================ */

/* ========================
   产品系列 Section (.index_one)
   ======================== */
.index_one .index-one-title {
    margin: 0;
    font-size: 46px;
    line-height: 1.1;
    font-weight: 700;
    color: #111;
    font-style: normal;
}

.index_one .index-one-img {
    display: block;
    height: clamp(200px, 20vw, 320px); /* Fluid height */
    background-color: transparent;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    transition: transform 0.35s ease, filter 0.35s ease;
}

.index_one .index-one-item {
    background: #f3f4f6;
    padding: clamp(20px, 3vw, 40px); /* Fluid padding */
}

.index_one .index-one-list > .col-lg-6 {
    padding-left: 15px;
    padding-right: 15px;
}

.index_one .index-one-body {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 18px;
    padding: 14px 4px 0;
}

.index_one .index-one-body h3 {
    margin: 0;
    font-size: 18px;
    line-height: 1.3;
    font-weight: 500;
    color: #222;
}

.index_one .index-one-more {
    display: inline-block;
    font-size: 14px;
    color: #6b7280;
    line-height: 1.2;
    white-space: nowrap;
}

.index_one .index-one-list > .col-lg-6:nth-child(2n) {
    margin-top: 66px;
}

.index_one .index-one-item:hover .index-one-img {
    transform: scale(1.03);
    filter: brightness(1.02);
}

@media (max-width: 991px) {
    .index_one .index-one-title {
        font-size: 34px;
    }

    .index_one .index-one-img {
        height: 250px;
    }

    .index_one .index-one-body h3 {
        font-size: 17px;
    }

    .index_one .index-one-more {
        font-size: 13px;
    }

    .index_one .index-one-list > .col-lg-6:nth-child(2n) {
        margin-top: 0;
    }

    .index_one .index-one-list > .col-lg-6 {
        padding-left: 15px;
        padding-right: 15px;
    }
}

@media (max-width: 767px) {
    .index_one .index-one-body {
        padding: 12px 4px 0;
    }

    .index_one .index-one-img {
        height: 200px;
    }

    .index_one .index-one-body h3 {
        font-size: 16px;
    }

    .index_one .index-one-more {
        font-size: 12px;
    }
}

/* ========================
   关于我们 & 全球视野 Section (.index-two-three)
   ======================== */
.index-two-three {
  color: #1f1f1f;
  background: #fff;
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
}

.index-two-three * {
  box-sizing: border-box;
}

.index-two-three .w100 {
  width: 100%;
  display: block;
}

.index-two-three .ft-container {
  width: min(1600px, 94%); /* Widened for large displays, more fluid on smaller ones */
  margin: 0 auto;
}

.index-two-three .ft-title h3 {
  margin: 0;
  font-size: clamp(24px, 3.5vw, 48px); /* More flexible font sizing */
  line-height: 1.2;
  font-weight: 700;
}

.index-two-three .ft-title h3.ft-white {
  color: #fff;
}

/* 关于我们 */
.index-two-three .ft-about-section {
  position: relative;
}

/* 背景图 — 中性暖调滤镜 */
.index-two-three .ft-about-section .ft-bg-image {
  height: min(750px, 70vw);
  position: relative;
}

.index-two-three .ft-about-section .ft-bg-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(26, 26, 36, 0.38) 0%, rgba(20, 18, 15, 0.22) 100%);
}

.index-two-three .ft-about-section .ft-bg-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 叠文字 */
.index-two-three .ft-about-section .ft-overlay-text {
  position: absolute;
  width: 100%;
  top: 9.5%;
  left: 0;
  z-index: 2;
}

/* 副标题 — 暖铜衬线体 */
.index-two-three .ft-about-section .ft-subtitle {
  color: #c4a882;
  font-size: clamp(30px, 4.1vw, 58px);
  line-height: 1.06;
  font-style: italic;
  font-weight: 700;
  margin-top: 12px;
  font-family: "Georgia", "Times New Roman", serif;
  letter-spacing: 0.03em;
}

/* 关于卡片 — 响应式宽度与位置 */
.index-two-three .ft-about-section .ft-about-card {
  width: min(60%, 820px);
  background-color: #1e1e2a;
  position: absolute;
  right: 0;
  bottom: -120px;
  padding: clamp(30px, 4vw, 80px) clamp(25px, 5vw, 100px);
  z-index: 5;
  border-radius: 12px;
  transition: transform 0.4s ease, bottom 0.3s ease;
}

@media (max-width: 1400px) {
  .index-two-three .ft-about-section .ft-about-card {
     bottom: -80px;
  }
}

.index-two-three .ft-about-section .ft-about-card:hover {
  transform: translateY(-6px);
}

.index-two-three .ft-about-section .ft-about-card .ft-title h3 {
  color: #fff;
}

.index-two-three .ft-about-section .ft-about-card .ft-desc {
  margin-top: 22px;
  color: rgba(255, 255, 255, 0.78);
  font-size: clamp(14px, 0.85vw, 15px);
  line-height: 1.8;
  max-width: 38em;
  letter-spacing: 0.02em;
}

/* 按钮 — 响应式尺寸 */
.index-two-three .ft-btn-more {
  display: inline-block;
  width: clamp(200px, 15vw, 242px);
  height: 60px;
  line-height: 60px;
  border-radius: 60px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  text-align: center;
  position: relative;
  margin-top: clamp(25px, 3vw, 38px);
  text-decoration: none;
}

.index-two-three .ft-btn-more::before {
  content: "";
  display: block;
  width: 67px;
  height: 55px;
  border-radius: 30px;
  background: #b08d6a;
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  transition: width 0.35s ease;
}

.index-two-three .ft-btn-more span {
  color: #fff;
  font-size: 13px;
  padding-right: 40px;
  position: relative;
  z-index: 2;
}

.index-two-three .ft-btn-more i {
  position: absolute;
  right: 26px;
  color: #fff;
  font-style: normal;
  font-size: 13px;
  z-index: 2;
  transition: color 0.35s ease;
}

.index-two-three .ft-btn-more:hover::before {
  width: calc(100% - 8px);
}

.index-two-three .ft-btn-more:hover span {
  color: #1e1e2a;
}

.index-two-three .ft-btn-more:hover i {
  color: #1e1e2a;
}

/* 全球视野 Section */
.index-two-three .ft-global-wrap {
  margin-top: 0;
  padding-top: clamp(100px, 10vw, 168px);
  background: linear-gradient(180deg, rgba(30, 30, 42, 0.05) 0%, rgba(30, 30, 42, 0) 100%);
  position: relative;
}

/* 微弱的网格背景纹理 */
.index-two-three .ft-global-wrap::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 400px;
  background-image:
    linear-gradient(rgba(30, 30, 42, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30, 30, 42, 0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.index-two-three .ft-global-section {
  position: relative;
  padding-top: clamp(60px, 6vw, 92px);
  padding-bottom: 56px;
}

.index-two-three .ft-global-section .ft-title {
  text-align: center;
}

.index-two-three .ft-global-section .ft-title h3 {
  color: #1e1e2a;
  display: inline-block;
  position: relative;
  padding-bottom: 15px;
}

.index-two-three .ft-global-section .ft-title h3::after {
  content: "";
  display: block;
  width: 40px;
  height: 3px;
  background: #122179;
  margin: 12px auto 0;
  border-radius: 2px;
}

.index-two-three .ft-global-section .ft-content {
  position: relative;
  min-height: clamp(500px, 50vw, 760px);
  margin-top: 28px;
}

/* 统计数据 — 深色加粗 */
.index-two-three .ft-global-section .ft-stat {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 2;
}

.index-two-three .ft-global-section .ft-stat h3 {
  color: #1e1e2a;
  margin: 0;
  font-size: clamp(42px, 4.5vw, 72px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
}

.index-two-three .ft-global-section .ft-stat p {
  margin: 10px 0 0;
  color: #a2a2a2;
  font-size: clamp(12px, 0.8vw, 14px);
  line-height: 1.75;
}

/* 地球原有位置与大小完全保留 */
.index-two-three .ft-global-section .ft-earth-wrap {
  position: relative;
}

.index-two-three .ft-global-section .ft-earth-wrap .ft-earth-canvas {
  width: min(40vw, 700px);
  height: min(40vw, 700px);
  margin: 10px auto 0;
  position: relative;
  filter: drop-shadow(0 0 50px rgba(30, 30, 42, 0.2));
}

.index-two-three .ft-global-section .ft-earth-wrap .ft-earth-canvas canvas {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 50%;
}

.index-two-three .ft-global-section .ft-earth-wrap .city-label {
  display: none;
}

.index-two-three .ft-global-section .ft-earth-wrap .city-label.active {
  display: block;
}

.index-two-three .ft-global-section .ft-earth-wrap .city-label .city-label-content {
  transform: translateY(-30px);
}

.index-two-three .ft-global-section .ft-earth-wrap .city-label .data-label {
  background: rgba(255, 255, 255, 0.95);
  color: #333;
  font-size: 12px;
  line-height: 1;
  padding: 8px 10px;
  border-radius: 16px;
  white-space: nowrap;
}

.index-two-three .ft-global-section .ft-earth-wrap .ft-360-icon {
  width: 162px;
  margin: -16px auto 0;
}

/* 底部总结文字 */
.index-two-three .ft-global-section .ft-bottom-text {
  width: auto;
  color: #2f2f2f;
  font-size: clamp(13px, 0.9vw, 16px);
  font-weight: 400;
  line-height: 1.75;
  position: absolute;
  right: 0;
  bottom: 16px;
  text-align: left;
  border-left: 3px solid #122179;
  padding-left: 20px;
}

/* ========================
   响应式适配
   ======================== */
@media (max-width: 900px) {
  .index-two-three .ft-about-section .ft-bg-image {
    height: 420px;
  }

  .index-two-three .ft-about-section .ft-overlay-text {
    top: 38px;
  }

  .index-two-three .ft-about-section .ft-about-card {
    width: 92%;
    position: relative;
    right: auto;
    bottom: auto;
    margin: -48px auto 0;
  }

  .index-two-three .ft-global-wrap {
    margin-top: 0;
    padding-top: 56px;
  }

  .index-two-three .ft-global-section {
    padding-top: 46px;
  }

  .index-two-three .ft-global-section .ft-content {
    min-height: auto;
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .index-two-three .ft-global-section .ft-stat,
  .index-two-three .ft-global-section .ft-bottom-text {
    position: static;
  }

  .index-two-three .ft-global-section .ft-stat {
    text-align: left;
  }

  .index-two-three .ft-global-section .ft-earth-wrap .ft-earth-canvas {
    width: min(86vw, 500px);
    height: min(86vw, 500px);
  }

  .index-two-three .ft-global-section .ft-earth-wrap .ft-360-icon {
    margin-top: -10px;
  }

  .index-two-three .ft-global-section .ft-bottom-text {
    text-align: left;
    border-right: none;
    border-left: 3px solid #b08d6a;
    padding-right: 0;
    padding-left: 20px;
  }
}