/**
 * 碳资产用户端 tzcyhd — 对齐蓝湖
 * Hero 通栏 | CTA 在 1200px 内容区内圆角 | 02 灰底通栏 | 页脚白卡
 */

.tzc-page-wrap {
  --tzc-green: #1e8c3e;
  --tzc-green-dark: #145c2a;
  --tzc-green-entry: #3cc15a;
  --tzc-green-foot: #1e8c3e;
  --tzc-max: 1200px;
  --tzc-num: #ebe9e9;
  --tzc-entry-bar: url(/uploads/20260602/8a58c49505854d167ab04ef6c4b0cf0d.png);
  background: #fff;
}

/* 副标题条 */
.tzc-topbar {
  background: #fff;
  padding: 14px 0 12px;
  border-bottom: 1px solid #eef1f5;
}
.tzc-topbar__inner {
  max-width: var(--tzc-max);
  margin: 0 auto;
  padding: 0 24px;
}
.tzc-topbar__title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: #2257a7;
  line-height: 1.45;
}

/* Hero：蓝湖 2880×600 比例，左深绿渐变 + 右侧幼苗图清晰露出 */
.tzc-hero {
  position: relative;
  width: 100%;
  aspect-ratio: 2880 / 600;
  min-height: 260px;
  max-height: 420px;
  overflow: hidden;
  background: var(--tzc-green-dark);
}
.tzc-hero__bg {
  position: absolute;
  inset: 0;
  background-position: 72% center;
  background-size: cover;
  background-repeat: no-repeat;
}
.tzc-hero__shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    #0f4d2c 0%,
    #145c2a 26%,
    rgba(20, 92, 42, 0.92) 40%,
    rgba(30, 120, 55, 0.65) 52%,
    rgba(30, 120, 55, 0.2) 68%,
    rgba(30, 120, 55, 0) 82%
  );
  pointer-events: none;
}
.tzc-hero__inner {
  position: relative;
  z-index: 1;
  box-sizing: border-box;
  max-width: var(--tzc-max);
  height: 100%;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.tzc-hero__title {
  max-width: 580px;
  margin: 0 0 14px;
  font-size: clamp(22px, 2.2vw, 32px);
  font-weight: 700;
  color: #fff;
  line-height: 1.45;
}
.tzc-hero__desc {
  max-width: 500px;
  margin: 0;
  font-size: clamp(13px, 1.1vw, 15px);
  color: rgba(255, 255, 255, 0.95);
  line-height: 1.7;
}

/* CTA：蓝湖——在内容区宽度内、圆角条，非 viewport 通栏 */
.tzc-entry {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  box-sizing: border-box;
  width: 100%;
  margin: 0 0 36px;
  padding: 16px 26px;
  border: 0;
  border-radius: 8px;
  overflow: hidden;
  min-height: 56px;
  background-color: var(--tzc-green-entry);
  background-image: var(--tzc-entry-bar);
  background-repeat: no-repeat;
  background-position: left center;
  background-size: cover;
  text-decoration: none !important;
  transition: filter 0.2s;
}
.tzc-entry:hover {
  filter: brightness(1.03);
}
.tzc-entry__text {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 10px;
  color: #fff;
}
.tzc-entry__text strong {
  font-size: 16px;
  font-weight: 600;
}
.tzc-entry__text span {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.82);
}
.tzc-entry__btn {
  flex-shrink: 0;
  padding: 8px 20px;
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.28);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
}

/* 主内容区：CTA 与下方模块同宽 1200px */
.tzc-main {
  max-width: var(--tzc-max);
  margin: 0 auto;
  padding: 28px 24px 20px;
}

/* 章节通用：白底 + 背景大号序号 */
.tzc-section {
  position: relative;
  padding: 36px 0 44px;
  background: transparent;
}
.tzc-section[data-num]::before {
  content: attr(data-num);
  position: absolute;
  top: 4px;
  left: 50%;
  transform: translateX(-50%);
  font: 800 4.8rem/1 Arial, Helvetica, sans-serif;
  color: var(--tzc-num);
  opacity: 0.45;
  letter-spacing: -3px;
  pointer-events: none;
  z-index: 0;
}
.tzc-section__title {
  position: relative;
  z-index: 1;
  margin: 0 0 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 26px;
  font-weight: 700;
  color: #1a1a1a;
  text-align: center;
}
.tzc-leaf {
  width: 32px;
  height: 32px;
  object-fit: contain;
  flex-shrink: 0;
}

/* 01 说明灰框 */
.tzc-lead-card {
  position: relative;
  z-index: 1;
  padding: 28px 36px;
  border-radius: 8px;
  background: #f3f3f3;
  text-align: center;
  font-size: 14px;
  color: #555;
  line-height: 2;
}
.tzc-lead-card p {
  margin: 0;
}

/* 02 平台核心能力：仅本节灰底通栏 */
.tzc-section--cap {
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
  padding-left: calc(50vw - 50%);
  padding-right: calc(50vw - 50%);
  background: #f7f7f7;
}
.tzc-section--cap .tzc-cap-grid {
  max-width: var(--tzc-max);
  margin: 0 auto;
  padding: 0 24px 8px;
}
.tzc-section--cap .tzc-section__title {
  max-width: var(--tzc-max);
  margin-left: auto;
  margin-right: auto;
  padding: 0 24px;
}

.tzc-cap-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  position: relative;
  z-index: 1;
}
.tzc-cap-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 22px 24px;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 2px 10px rgba(30, 140, 62, 0.07);
}
.tzc-cap-card__main {
  flex: 1;
  min-width: 0;
}
.tzc-cap-card__num {
  display: block;
  margin-bottom: 8px;
  font-size: 15px;
  font-weight: 700;
  color: #1a1a1a;
}
.tzc-cap-card__desc {
  margin: 0;
  font-size: 13px;
  color: #777;
  line-height: 1.55;
}
.tzc-cap-card__mark {
  flex-shrink: 0;
  width: 56px;
  height: 64px;
  background: url(/uploads/20260602/e98ba1b20ec6d44c71508cc2833b55ee.png) center/contain no-repeat;
}

/* 03 运行机制（蓝湖：白卡描边 + 浅绿方底图标 + 渐变箭头切图） */
.tzc-flow {
  display: flex;
  align-items: stretch;
  justify-content: center;
  gap: 10px;
  position: relative;
  z-index: 1;
  flex-wrap: wrap;
}
.tzc-flow__step {
  flex: 1;
  min-width: 140px;
  max-width: 190px;
  padding: 22px 12px 18px;
  border: 1px solid #cee7d5;
  border-radius: 8px;
  background: #fafcfa;
  box-shadow: none;
  text-align: center;
}
.tzc-flow__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 44px;
  margin: 0 auto 12px;
  border-radius: 6px;
  background: #e8f5ec;
}
.tzc-flow__icon img {
  width: 38px;
  height: 38px;
  object-fit: contain;
  display: block;
}
.tzc-flow__name {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: #1a1a1a;
}
.tzc-flow__arrow {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  align-self: center;
  padding: 0 2px;
}
.tzc-flow__arrow img {
  width: 52px;
  height: auto;
  display: block;
}

/* 04 应用场景：竖卡 + 微倾斜（蓝湖），图片来自栏目 209 内容 */
.tzc-scene-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  position: relative;
  z-index: 1;
  padding: 6px 4px 12px;
}
.tzc-scene-card {
  position: relative;
  height: 280px;
  border-radius: 8px;
  overflow: hidden;
  background-color: #1a4c2a;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.2);
  transition: transform 0.25s ease;
}
.tzc-scene-card__img {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.tzc-scene-card:nth-child(odd) {
  transform: rotate(-2deg);
}
.tzc-scene-card:nth-child(even) {
  transform: rotate(2deg);
}
.tzc-scene-card:hover {
  transform: rotate(0deg) translateY(-4px);
}
.tzc-scene-card__overlay {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 2;
  padding: 18px 14px 16px;
  background: linear-gradient(to top, rgba(10, 40, 25, 0.92) 0%, rgba(10, 40, 25, 0.5) 70%, transparent 100%);
  color: #fff;
  text-align: center;
}
.tzc-scene-card__overlay strong {
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
  font-weight: 700;
}
.tzc-scene-card__overlay span {
  display: block;
  font-size: 12px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.85);
}

/* 05 支持与服务 */
.tzc-support-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  position: relative;
  z-index: 1;
}
.tzc-support-card {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 22px 24px;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 1px 8px rgba(30, 140, 62, 0.06);
}
.tzc-support-card__icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 6px;
  background: var(--tzc-green) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23fff'%3E%3Cpath d='M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8l-6-6zm-1 2 5 5h-5V4zM8 12h8v2H8v-2zm0 4h8v2H8v-2z'/%3E%3C/svg%3E")
    center/18px no-repeat;
}
.tzc-support-card__icon--2 {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23fff'%3E%3Cpath d='M20 6h-4V4a2 2 0 0 0-2-2h-4a2 2 0 0 0-2 2v2H4a2 2 0 0 0-2 2v11a2 2 0 0 0 2 2h16a2 2 0 0 0 2-2V8a2 2 0 0 0-2-2zM10 4h4v2h-4V4zm6 11H8v-2h8v2zm0-4H8v-2h8v2z'/%3E%3C/svg%3E");
}
.tzc-support-card__icon--3 {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23fff'%3E%3Cpath d='M12 1a3 3 0 0 0-3 3v7a3 3 0 0 0 6 0V4a3 3 0 0 0-3-3zm-7 9v2a7 7 0 0 0 14 0v-2h2v2a9 9 0 0 1-8 8.94V22h-2v-1.06A9 9 0 0 1 3 12v-2h2z'/%3E%3C/svg%3E");
}
.tzc-support-card__body h4 {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 700;
  color: #1a1a1a;
}
.tzc-support-card__body p {
  margin: 0;
  font-size: 13px;
  color: #777;
  line-height: 1.55;
}

/* 页脚：深绿底 + 白色圆角卡片（蓝湖） */
.tzc-foot {
  margin-top: 24px;
  padding: 40px 0 44px;
  background: var(--tzc-green-foot);
}
.tzc-foot__inner {
  max-width: var(--tzc-max);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.tzc-foot-card {
  padding: 24px 28px 26px;
  border-radius: 10px;
  background: #fff;
  color: #1a1a1a;
}
.tzc-foot-card h3 {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 700;
}
.tzc-foot-card p {
  margin: 0 0 16px;
  font-size: 13px;
  color: #666;
  line-height: 1.7;
}
.tzc-foot-card a {
  display: inline-block;
  padding: 7px 16px;
  border: 1px solid var(--tzc-green);
  border-radius: 4px;
  background: #fff;
  color: var(--tzc-green) !important;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none !important;
}
.tzc-foot-card a:hover {
  background: #f0f9f2;
}

@media (max-width: 1024px) {
  .tzc-scene-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .tzc-support-grid {
    grid-template-columns: 1fr;
  }
  .tzc-foot__inner {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .tzc-hero {
    aspect-ratio: auto;
    min-height: 240px;
    max-height: none;
  }
  .tzc-hero__title {
    font-size: 20px;
  }
  .tzc-hero__inner {
    padding: 0 20px;
  }
  .tzc-entry {
    flex-direction: column;
    align-items: flex-start;
    padding: 14px 20px;
  }
  .tzc-main {
    padding: 28px 20px 12px;
  }
  .tzc-section[data-num]::before {
    font-size: 3rem;
  }
  .tzc-section__title {
    font-size: 20px;
  }
  .tzc-cap-grid {
    grid-template-columns: 1fr;
  }
  .tzc-flow__arrow {
    display: none;
  }
  .tzc-flow__step {
    max-width: none;
    width: 100%;
  }
  .tzc-scene-grid {
    grid-template-columns: 1fr;
  }
  .tzc-scene-card:nth-child(odd),
  .tzc-scene-card:nth-child(even) {
    transform: none;
  }
}