/*
 * application_home.css — 应用领域首页专属样式
 * 依赖：main.css（全局变量、Reset、Header、Footer、Nav）
 *       banner.css（Banner 区块）
 * 本文件仅包含页面专属内容，不重复定义全局规则
 */

/* ============================================================
   Hero 横幅区块
   ============================================================ */
.hero {
  min-height: 410px;
  background-color: var(--color-primary-bg2);
  background-size: cover;
  background-position: center right;
  display: flex;
  align-items: center;
  padding: 46px clamp(26px, 6vw, 82px);
}

.hero-content {
  max-width: 610px;
}

.eyebrow {
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--color-primary);
  font-weight: 900;
  margin: 0 0 10px;
}

.hero h1 {
  margin: 0;
  color: var(--color-dark);
  font-size: clamp(34px, 4.8vw, 52px);
  line-height: 1.16;
  letter-spacing: -.035em;
  font-weight: 900;
}

.hero h1 span {
  color: var(--color-primary);
}

.hero-lede {
  max-width: 520px;
  margin: 24px 0 34px;
  color: var(--color-text-mid);
  font-size: 15px;
  line-height: 2;
  font-weight: 500;
}

.hero-icons {
  display: grid;
  grid-template-columns: repeat(4, minmax(90px, 1fr));
  gap: 18px;
  max-width: 560px;
}

.hero-stat {
  display: grid;
  justify-items: center;
  gap: 8px;
  text-align: center;
  color: var(--color-text-mid);
  font-size: 12px;
}

.hero-stat strong {
  font-size: 13px;
  color: var(--color-text);
  font-weight: 900;
}

.hero-stat span {
  font-size: 11px;
  line-height: 1.35;
  color: var(--color-text-light);
}

.icon-orb {
  width: 52px;
  height: 52px;
  border: 1.5px solid rgba(26, 92, 58, 0.28);
  border-radius: 999px;
  display: inline-grid;
  place-items: center;
  color: var(--color-primary);
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 8px 22px rgba(26, 92, 58, 0.06);
  font-weight: 900;
}

/* ============================================================
   应用领域卡片区域
   ============================================================ */
.applications-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 36px 24px 28px;
}

.section-heading {
  text-align: center;
  margin-bottom: 28px;
  display: grid;
  justify-items: center;
}

.section-heading h2 {
  margin: 0;
  font-size: 22px;
  color: var(--color-dark);
  font-weight: 900;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.section-heading h2::before,
.section-heading h2::after {
  content: "";
  width: 18px;
  height: 2px;
  background: var(--color-primary);
}

.section-heading p {
  margin: 12px 0 0;
  color: var(--color-text-mid);
  font-size: 14px;
  font-weight: 500;
}

.application-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  width: 100%;
}

.application-card {
  overflow: hidden;
  background: var(--color-white);
  border: 1px solid rgba(17, 93, 74, 0.13);
  border-radius: 6px;
  box-shadow: 0 14px 30px rgba(22, 72, 61, 0.045);
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}

.application-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 22px 42px rgba(22, 72, 61, 0.1);
  border-color: rgba(26, 92, 58, 0.3);
}

.card-image {
  height: 260px;
  background-color: var(--color-primary-bg2);
  background-size: cover;
  background-position: center;
  position: relative;
}

.image-path,
.solution-path {
  position: absolute;
  left: 12px;
  bottom: 10px;
  z-index: 1;
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .82);
  color: rgba(26, 92, 58, 0.76);
  font-size: 10px;
  font-weight: 800;
  opacity: 0;
  transition: opacity .18s ease;
}

.application-card:hover .image-path,
.solution-band:hover .solution-path {
  opacity: 1;
}

.card-body {
  min-height: 190px;
  padding: 22px 18px 20px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.card-body h3 {
  margin: 0 0 12px;
  color: var(--color-dark);
  font-size: 20px;
  font-weight: 900;
}

.card-body p {
  margin: 0;
  color: var(--color-text-mid);
  font-size: 13px;
  line-height: 1.9;
  font-weight: 500;
}

.card-body .icon-orb {
  flex: 0 0 auto;
  margin-top: 10px;
  width: 60px;
  height: 60px;
  background: var(--color-white);
}

.learn-more {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  margin-top: 18px;
  min-width: 96px;
  padding: 8px 12px;
  border: 1px solid rgba(26, 92, 58, 0.38);
  color: var(--color-primary);
  font-size: 12px;
  font-weight: 900;
  background: var(--color-white);
  transition: background .18s ease, color .18s ease, transform .18s ease;
}

.learn-more:hover,
.primary-button:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateX(2px);
}

/* ============================================================
   解决方案横幅
   ============================================================ */
.solution-band {
  position: relative;
  overflow: hidden;
  max-width: 100%;
  min-height: 220px;
  margin: 0 0 30px;
  padding: 40px clamp(16px, 3vw, 48px);
  border-radius: 6px;
  background-color: var(--color-primary-bg2);
  background-image: url('/assets/imgs/applications/bottom-banner.png') !important;
  background-position: center right;
  background-size: cover;
  background-repeat: no-repeat;
  border: 1px solid rgba(17, 93, 74, 0.1);
}

.solution-copy {
  max-width: 620px;
}

.solution-copy h2 {
  margin: 0 0 12px;
  color: var(--color-dark);
  font-size: 24px;
  font-weight: 900;
}

.solution-copy p {
  margin: 0 0 18px;
  color: var(--color-text-mid);
  font-size: 14px;
  line-height: 1.8;
}

.solution-copy ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  padding: 0;
  margin: 0 0 20px;
}

.solution-copy li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-text-mid);
  font-size: 13px;
  font-weight: 800;
}

.primary-button {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 10px 22px;
  border: 1px solid var(--color-primary);
  color: var(--color-white);
  background: var(--color-primary);
  font-size: 13px;
  font-weight: 900;
  transition: transform .18s ease, background .18s ease;
}

/* ============================================================
   动画
   ============================================================ */
.reveal-up {
  animation: revealUp .68s cubic-bezier(.22, .61, .36, 1) both;
}

@keyframes revealUp {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   响应式布局（仅页面专属区块）
   ============================================================ */
@media (max-width: 900px) {
  .hero {
    min-height: auto;
    padding: 54px 26px 42px;
  }

  .hero-icons {
    grid-template-columns: repeat(2, 1fr);
    max-width: 430px;
  }

  .application-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .hero h1 {
    font-size: 32px;
  }

  .hero-icons {
    grid-template-columns: 1fr 1fr;
  }

  .applications-section {
    padding-left: 16px;
    padding-right: 16px;
  }

  .application-grid {
    grid-template-columns: 1fr;
  }

  .card-image {
    height: 160px;
  }

  .solution-band {
    margin-left: 0;
    margin-right: 0;
    padding: 26px 16px;
  }

.solution-copy ul {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
}

/* ============================================================
   移动端优化：横向滑动分类入口 + 两列问题卡片
   ============================================================ */
@media (max-width: 768px) {
  /* ---- 第一个模块：应用分类入口（横向滑动小图标导航） ---- */
  .application-tabs-wrapper,
  .application-category-tabs {
    overflow: hidden;
    margin: 0 -16px;
    padding: 0 16px 12px;
  }

  .application-tabs,
  .application-category-list {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 4px;
    /* 隐藏滚动条但保留功能 */
    scrollbar-width: none;
    -ms-overflow-style: none;
  }

  .application-tabs::-webkit-scrollbar,
  .application-category-list::-webkit-scrollbar {
    display: none;
  }

  .application-tab,
  .application-category-item {
    flex: 0 0 78px;
    min-height: 76px;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 10px;
    background: #fff;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    scroll-snap-align: start;
    padding: 10px 6px;
    text-decoration: none;
    color: #333;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  }

  .application-tab:hover,
  .application-tab:focus,
  .application-category-item:hover,
  .application-category-item:focus {
    border-color: rgba(0, 105, 75, 0.25);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  }

  .application-tab.active,
  .application-tab[aria-current="true"],
  .application-category-item.active {
    background: rgba(0, 105, 75, 0.08);
    border-color: rgba(0, 105, 75, 0.35);
    color: #006b4f;
    box-shadow: 0 2px 10px rgba(0, 105, 75, 0.12);
  }

  .application-tab img,
  .application-tab svg,
  .application-category-item img,
  .application-category-item svg {
    width: 26px;
    height: 26px;
    object-fit: contain;
    flex-shrink: 0;
  }

  .application-tab span,
  .application-category-item span {
    font-size: 11px;
    line-height: 1.25;
    text-align: center;
    white-space: normal;
    word-break: break-word;
    overflow-wrap: anywhere;
    max-width: 100%;
  }

  /* ---- 第二个模块：问题解决方案两列卡片 ---- */
  .problem-section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 22px 16px 14px;
  }

  .problem-section-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-dark);
  }

  .problem-section-more {
    font-size: 13px;
    color: #006b4f;
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
  }

  .problem-section-more:hover {
    text-decoration: underline;
  }

  .problem-grid,
  .solution-problem-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    padding: 0 16px;
  }

  .problem-card,
  .solution-problem-card {
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.04);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
  }

  .problem-card:hover,
  .solution-problem-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
  }

  .problem-card-image,
  .solution-problem-card-image {
    width: 100%;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: var(--color-primary-bg2);
  }

  .problem-card-image img,
  .solution-problem-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
  }

  .problem-card:hover .problem-card-image img,
  .solution-problem-card:hover .solution-problem-card-image img {
    transform: scale(1.05);
  }

  .problem-card-body,
  .solution-problem-card-body {
    padding: 9px 10px 11px;
  }

  .problem-card-title,
  .solution-problem-card-title {
    font-size: 14px;
    font-weight: 700;
    line-height: 1.35;
    margin-bottom: 5px;
    color: #1f2a26;
    word-wrap: break-word;
    overflow-wrap: anywhere;
  }

  .problem-card-desc,
  .solution-problem-card-desc {
    font-size: 12px;
    line-height: 1.45;
    color: #6f7773;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    word-wrap: break-word;
  }

  /* ---- 简化版应用领域卡片（移动端横向滑动） ---- */
  .application-grid.mobile-swipe {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    padding: 0 16px 16px;
    margin: 0 -16px;
    scrollbar-width: none;
  }

  .application-grid.mobile-swipe::-webkit-scrollbar {
    display: none;
  }

  .application-grid.mobile-swipe .application-card {
    flex: 0 0 260px;
    scroll-snap-align: start;
    min-height: 280px;
  }

  .application-grid.mobile-swipe .card-image {
    height: 140px;
  }

  .application-grid.mobile-swipe .card-body {
    min-height: auto;
    padding: 14px;
  }

  .application-grid.mobile-swipe .card-body h3 {
    font-size: 16px;
    margin-bottom: 8px;
  }

  .application-grid.mobile-swipe .card-body p {
    font-size: 12px;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .application-grid.mobile-swipe .learn-more {
    margin-top: 10px;
    padding: 6px 10px;
    font-size: 11px;
  }
}

/* 超小屏幕优化 */
@media (max-width: 430px) {
  .application-tab,
  .application-category-item {
    flex: 0 0 70px;
    min-height: 68px;
    gap: 5px;
    padding: 8px 5px;
  }

  .application-tab img,
  .application-tab svg,
  .application-category-item img,
  .application-category-item svg {
    width: 24px;
    height: 24px;
  }

  .application-tab span,
  .application-category-item span {
    font-size: 10px;
  }

  .problem-section-title {
    font-size: 18px;
  }

  .problem-card-title,
  .solution-problem-card-title {
    font-size: 13px;
  }

  .problem-card-desc,
  .solution-problem-card-desc {
    font-size: 11px;
    -webkit-line-clamp: 1;
  }

  .application-grid.mobile-swipe .application-card {
    flex: 0 0 220px;
  }
}

/* ============================================================
   Banner 副标题深绿色（仅本页生效）
   ============================================================ */
.hero .banner-subtitle {
  color: #0e4d2e;
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 800;
  margin: 16px 0 0;
}