/* 江苏沄草科技官网主题 */
:root {
  --yc-green: #1D559D;
  --yc-green-dark: #16457f;
  --yc-brand: #1D559D;
  --yc-brand-dark: #16457f;
  --yc-brand-light: #2a6bb8;
  --yc-ink: #142018;
  --yc-muted: #5a675f;
  --yc-line: #d9e4dc;
  --yc-bg: #f4f8f5;
  /* 与筛选「全部」按钮（btn-info）同色 */
  --yc-btn: #17a2b8;
  --yc-btn-hover: #138496;
  --yc-btn-active: #117a8b;
}

body {
  font-size: 16px;
  color: var(--yc-ink);
}

.yc-title {
  color: var(--yc-brand);
  font-weight: 700;
  font-size: 30px !important;
  line-height: 1.35;
}
.yc-subtitle {
  font-size: 16px !important;
  color: var(--yc-muted) !important;
}
.yc-lead {
  font-size: 17px !important;
  line-height: 1.95 !important;
  color: #3a4740 !important;
}

.yc-hero-text {
  top: 28%;
  left: auto;
  right: 15px;
  text-align: right;
  text-shadow: 0 8px 28px rgba(0,0,0,.35);
  max-width: min(780px, 72%);
}
.yc-hero-text h1 { font-size: 34px !important; font-weight: 700; }
.yc-hero-text h4 { font-size: 18px !important; margin-top: 10px; opacity: .95; }
.slideshow {
  height: 460px;
  object-fit: cover;
  filter: brightness(.88);
}
@media (max-width: 767px) {
  .slideshow { height: 260px; }
  .yc-title { font-size: 24px !important; }
  .yc-hero-text {
    top: 22%;
    right: 12px;
    max-width: 85%;
  }
  .yc-hero-text h1 { font-size: 22px !important; }
  .yc-hero-text h4 { font-size: 15px !important; }
  .yc-lead { font-size: 15px !important; }
}

.yc-quick {
  background:
    radial-gradient(circle at 15% 20%, rgba(255,255,255,.12), transparent 28%),
    linear-gradient(135deg, var(--yc-brand-dark), var(--yc-brand) 55%, var(--yc-brand-light));
}
.yc-quick-card {
  display: block;
  height: 100%;
  padding: 24px 16px;
  border-radius: 14px;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.22);
  color: #fff !important;
  text-align: center;
  transition: transform .2s ease, background .2s ease;
}
.yc-quick-card strong { display: block; font-size: 20px; margin-bottom: 8px; }
.yc-quick-card span { display: block; font-size: 14px; opacity: .85; }
.yc-quick-card:hover { transform: translateY(-3px); background: rgba(255,255,255,.2); text-decoration: none; }
.yc-quick .yc-title { color: #fff !important; }
.yc-quick .yc-subtitle { color: rgba(255,255,255,.82) !important; }

.yc-feature, .yc-equip, .yc-case, .yc-card {
  border: 1px solid var(--yc-line);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 10px 28px rgba(20, 32, 24, .04);
}
.yc-feature, .yc-equip, .yc-case { padding: 24px 22px; height: 100%; }
.yc-feature h5, .yc-equip h5 { color: var(--yc-ink); font-size: 18px; }
.yc-case h4 { color: var(--yc-ink); font-size: 20px; }
.yc-feature p, .yc-equip p, .yc-case p, .yc-card .card-text {
  color: var(--yc-muted);
  line-height: 1.85;
  font-size: 15px;
}
.yc-card .card-title { font-size: 18px; }
.yc-card .card-title a { color: var(--yc-ink); }
.yc-more {
  display: inline-block;
  margin-top: 8px;
  color: var(--yc-brand) !important;
  font-weight: 600;
  font-size: 15px;
}
.yc-more:hover { color: var(--yc-brand-dark) !important; }

.navbar.bg-light { background: rgba(255,255,255,.96) !important; backdrop-filter: blur(8px); }
.yc-nav .navbar-brand { margin-right: 8px; }
.yc-brand { gap: 8px; }
.yc-brand img {
  width: auto;
  max-width: min(280px, 58vw);
  height: 44px !important;
  object-fit: contain;
}
.yc-slogan {
  margin-right: auto;
  padding-left: 4px;
  color: #1D559D;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.06em;
  white-space: nowrap;
  line-height: 1.2;
}
@media (min-width: 992px) {
  .yc-slogan {
    font-size: 20px;
    padding-left: 10px;
  }
}

/* 导航字号加大，同时保持单行不换字 */
@media (min-width: 992px) {
  .yc-nav .navbar-nav {
    flex-wrap: nowrap !important;
  }
  .yc-nav .nav-item {
    white-space: nowrap;
    flex: 0 0 auto;
  }
  .yc-nav .nav-link {
    white-space: nowrap !important;
    word-break: keep-all !important;
    overflow-wrap: normal !important;
    padding-left: .48rem !important;
    padding-right: .48rem !important;
    font-size: 15px !important;
    font-weight: 600 !important;
    line-height: 1.25 !important;
  }
}
@media (min-width: 1400px) {
  .yc-nav .nav-link {
    padding-left: .7rem !important;
    padding-right: .7rem !important;
    font-size: 16px !important;
  }
}

.navbar .nav-link { color: var(--yc-ink) !important; font-weight: 600; font-size: 15px; }
.navbar .nav-item.active .nav-link,
.navbar .nav-link:hover { color: var(--yc-brand) !important; }

/* 全站绿色文字统一为品牌蓝 */
.text-success,
a.text-success:hover,
a.text-success:focus {
  color: var(--yc-brand) !important;
}
.badge-success {
  background-color: var(--yc-brand) !important;
}

.footer { background: #e4ebe7 !important; font-size: 15px; }
.footer-qr { padding-left: 0; }
.footer-qr .code img { max-width: 120px; height: auto; }
.footer h5 { color: var(--yc-brand); font-size: 18px; }

/* 底部栏 / 成功类按钮统一品牌蓝 */
.container-fluid.bg-info {
  background: var(--yc-brand) !important;
}
.btn-success {
  color: #fff !important;
  background-color: var(--yc-btn) !important;
  border-color: var(--yc-btn) !important;
}
.btn-success:hover,
.btn-success:focus,
.btn-success.focus {
  color: #fff !important;
  background-color: var(--yc-btn-hover) !important;
  border-color: var(--yc-btn-active) !important;
}
.btn-success:not(:disabled):not(.disabled):active,
.btn-success:not(:disabled):not(.disabled).active,
.show > .btn-success.dropdown-toggle {
  color: #fff !important;
  background-color: var(--yc-btn-active) !important;
  border-color: var(--yc-btn-active) !important;
}
.btn-outline-success {
  color: var(--yc-btn) !important;
  border-color: var(--yc-btn) !important;
}
.btn-outline-success:hover,
.btn-outline-success:focus,
.btn-outline-success:not(:disabled):not(.disabled):active {
  color: #fff !important;
  background-color: var(--yc-btn) !important;
  border-color: var(--yc-btn) !important;
}

.pages .content { line-height: 1.95; color: #334039; font-size: 16px; }
.pages .content h3 { color: var(--yc-brand); margin: 1.4em 0 .7em; font-size: 1.35rem; }
.pages .content ul { padding-left: 1.2em; }
.pages .content li { margin: .55em 0; font-size: 16px; }
.pages h2 { font-size: 28px !important; color: var(--yc-brand); }

/* 产品体系列表 */
.yc-product-list {
  align-items: flex-start;
}
.yc-product-list > [class*="col-"] {
  margin-bottom: 1.75rem;
}
.yc-product-card {
  display: flex;
  flex-direction: column;
  width: 100%;
  border: 1px solid var(--yc-line);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 10px 28px rgba(20, 32, 24, .04);
}
.yc-product-card .card-body {
  padding: 14px 16px 16px;
}
.yc-product-card .card-title {
  margin-bottom: .5rem;
  font-size: 16px;
  line-height: 1.4;
}
.yc-product-card .card-title a {
  color: var(--yc-ink);
}
.yc-product-card .card-text {
  margin-bottom: .5rem;
  max-height: 6.8em;
  overflow: hidden;
  line-height: 1.7;
  color: var(--yc-muted);
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 4;
  line-clamp: 4;
}
.yc-product-tags {
  margin-top: 0;
  min-height: 0;
}

/* 新闻动态：一行一条 */
.yc-news-list {
  margin: 8px 0 24px;
  border-top: 1px solid var(--yc-line);
}
.yc-news-item {
  border-bottom: 1px dashed var(--yc-line);
}
.yc-news-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 4px;
  color: var(--yc-ink) !important;
  text-decoration: none !important;
}
.yc-news-link:hover .yc-news-title {
  color: var(--yc-brand);
}
.yc-news-title {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
}
.yc-news-title .badge {
  margin-left: 6px;
  vertical-align: middle;
}
.yc-news-date {
  flex: 0 0 auto;
  color: var(--yc-muted);
  font-size: 14px;
  white-space: nowrap;
}
@media (max-width: 767px) {
  .yc-news-link {
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }
}