/* 全站外观壳层：主导航下拉、Logo、底部快捷栏、悬浮咨询、Banner 层次 */

/* ========== 全站统一顶栏（#navbar）========== */
nav#navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(26, 77, 46, 0.97);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
  transition: all 0.3s;
}
nav#navbar .nav-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 0;
  padding: 8px 16px;
  min-height: 64px;
  height: auto;
  flex-wrap: wrap;
  row-gap: 6px;
}
nav#navbar .logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}
nav#navbar a.logo:link,
nav#navbar a.logo:visited,
nav#navbar a.logo:hover {
  color: #fff;
}
nav#navbar .logo-text {
  font-family: 'PingFang SC', 'Microsoft YaHei', serif;
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
}
nav#navbar .logo-text span,
nav#navbar .logo-text #siteSubtitle {
  display: block;
  font-size: 11px;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.72);
  letter-spacing: 2px;
}
nav#navbar .nav-links {
  display: flex;
  gap: 0;
  list-style: none;
  align-items: center;
  flex-wrap: wrap;
  flex: 1;
  min-width: 0;
  justify-content: flex-start;
  row-gap: 4px;
}
nav#navbar .nav-right {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
nav#navbar .back-btn {
  color: rgba(255, 255, 255, 0.88);
  text-decoration: none;
  font-size: 13px;
  padding: 8px 14px;
  margin-right: 4px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 999px;
  transition: background 0.22s ease, transform 0.2s ease;
  flex-shrink: 0;
  white-space: nowrap;
}
nav#navbar .back-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}
nav#navbar .back-btn:link,
nav#navbar .back-btn:visited {
  color: rgba(255, 255, 255, 0.95);
}
/* 子页：压缩顶栏单行，避免返回键与菜单折行留白 */
body.with-unified-nav #navbar:has(#subpageBackBtn) .nav-inner {
  flex-wrap: nowrap;
  gap: 8px;
  min-height: 56px;
  align-items: center;
}
@media (max-width: 1024px) {
  body.with-unified-nav #navbar:has(#subpageBackBtn) .back-btn {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    max-width: 42vw;
    overflow: hidden;
    text-overflow: ellipsis;
    padding: 8px 12px;
    font-size: 12px;
  }
}
nav#navbar .hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: none;
  transition: 0.22s;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}
nav#navbar .hamburger:hover,
nav#navbar .hamburger.open {
  background: rgba(255, 255, 255, 0.15);
}
nav#navbar .hamburger span {
  width: 20px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.2s ease;
}
nav#navbar .hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
nav#navbar .hamburger.open span:nth-child(2) {
  opacity: 0;
}
nav#navbar .hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}
.nav-mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 998;
  background: rgba(0, 0, 0, 0.45);
  opacity: 0;
  transition: opacity 0.25s ease;
  pointer-events: none;
}
.nav-mobile-overlay.open {
  display: block;
  opacity: 1;
  pointer-events: auto;
}
body.with-unified-nav .hero,
body.with-unified-nav #hero {
  margin-top: var(--site-nav-h, 68px) !important;
}
body.with-unified-nav #mainContent.main,
body.with-unified-nav .main {
  margin-top: calc(var(--site-nav-h, 68px) + 24px) !important;
}
body.with-unified-nav .farmland-body .main,
body.with-unified-nav .main#mainContent {
  margin-top: calc(var(--site-nav-h, 64px) + 12px) !important;
}
body.with-unified-nav .p2-layout-main {
  margin-top: calc(var(--site-nav-h, 68px) + 12px) !important;
}
@media (max-width: 768px) {
  body.with-unified-nav #mainContent.main,
  body.with-unified-nav .main {
    margin-top: calc(var(--site-nav-h, 64px) + 16px) !important;
  }
}

@media (max-width: 1024px) {
  nav#navbar {
    overflow: visible;
  }
  nav#navbar .nav-inner {
    position: relative;
    overflow: visible;
    justify-content: space-between;
  }
  nav#navbar .nav-links {
    display: flex;
    position: fixed;
    top: 64px;
    right: 0;
    bottom: 0;
    left: auto;
    z-index: 999;
    width: 172px;
    min-width: 172px;
    height: calc(100vh - 64px);
    min-height: 0;
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    background: linear-gradient(180deg, #256b2e 0%, #1e5631 35%, #1a4d2e 100%);
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    padding: 12px 12px 24px;
    gap: 2px;
    flex-wrap: nowrap;
    box-shadow: -8px 0 24px rgba(0, 0, 0, 0.22);
    border-radius: 12px 0 0 12px;
    transform: translateX(100%);
    transition: transform 300ms ease-out;
    visibility: hidden;
    pointer-events: none;
    flex: none;
  }
  nav#navbar .nav-links.open {
    transform: translateX(0);
    visibility: visible;
    pointer-events: auto;
  }
  nav#navbar .nav-links::before {
    content: '';
    display: block;
    flex-shrink: 0;
    width: 80%;
    height: 4px;
    margin: 0 auto 14px;
    background: linear-gradient(
      90deg,
      transparent,
      rgba(201, 150, 42, 0.95),
      rgba(232, 184, 75, 1),
      rgba(201, 150, 42, 0.95),
      transparent
    );
    border-radius: 0 0 4px 4px;
    pointer-events: none;
  }
  nav#navbar .nav-links li {
    width: 100%;
    list-style: none;
    border: none;
    flex-shrink: 0;
  }
  nav#navbar .hamburger {
    display: flex;
  }
  nav#navbar .nav-right {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-left: auto;
  }
}

:root {
  --nav-dd-duration: 0.28s;
  --dock-h: 56px;
}

@media (min-width: 1025px) {
  #navbar .nav-inner {
    flex-wrap: nowrap;
  }
}

/* ── Logo（替代 emoji） ── */
.logo {
  gap: 10px;
}
.logo-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  font-size: 0;
  overflow: hidden;
  flex-shrink: 0;
  transition: transform var(--nav-dd-duration) ease, box-shadow var(--nav-dd-duration) ease;
}
.logo-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 4px;
  display: block;
}
.logo:hover .logo-icon {
  transform: scale(1.04);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.15);
}
.logo-text span {
  display: block;
  font-size: 11px;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.72);
  letter-spacing: 2px;
}

/* ── 主导航：桌面下拉 ── */
.nav-links {
  gap: 2px;
  justify-content: center;
  flex: 1;
  min-width: 0;
}
.nav-links > li {
  list-style: none;
  position: relative;
}
.nav-links > li > a.nav-top-link {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  padding: 10px 14px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.2px;
  transition: background var(--nav-dd-duration) ease, color var(--nav-dd-duration) ease,
    box-shadow var(--nav-dd-duration) ease, transform 0.2s ease;
  border: 1px solid transparent;
  box-sizing: border-box;
}
.nav-links > li > a.nav-top-link:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}
.nav-links > li > a.nav-top-link.active {
  background: rgba(201, 150, 42, 0.22);
  border-color: rgba(201, 150, 42, 0.45);
  color: #fff;
  box-shadow: 0 0 0 1px rgba(201, 150, 42, 0.15);
}

.nav-dd {
  position: relative;
}
.nav-dd-hit {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 10px 14px;
  min-height: 44px;
  border-radius: 10px;
  cursor: default;
  color: rgba(255, 255, 255, 0.9);
  font-size: 14px;
  font-weight: 500;
  transition: background var(--nav-dd-duration) ease;
  user-select: none;
  border: 1px solid transparent;
  box-sizing: border-box;
}
.nav-dd:hover .nav-dd-hit,
.nav-dd:focus-within .nav-dd-hit {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}
.nav-dd-caret {
  font-size: 10px;
  opacity: 0.75;
  transition: transform var(--nav-dd-duration) ease;
}
.nav-dd:hover .nav-dd-caret,
.nav-dd.open .nav-dd-caret {
  transform: rotate(180deg);
}
.nav-dd-menu {
  position: absolute;
  left: 50%;
  top: 100%;
  transform: translateX(-50%) translateY(6px);
  min-width: 200px;
  padding: 8px 0;
  margin: 0;
  list-style: none;
  background: rgba(255, 255, 255, 0.98);
  border-radius: 14px;
  box-shadow: 0 16px 40px rgba(15, 40, 25, 0.18);
  border: 1px solid rgba(26, 77, 46, 0.08);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--nav-dd-duration) ease, transform var(--nav-dd-duration) ease,
    visibility var(--nav-dd-duration) ease;
  z-index: 1200;
}
.nav-dd:hover .nav-dd-menu,
.nav-dd.open .nav-dd-menu,
.nav-dd:focus-within .nav-dd-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(2px);
}
.nav-dd-menu a {
  display: block;
  padding: 10px 18px;
  color: #1c3d28;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: background 0.22s ease, padding-left 0.22s ease;
}
.nav-dd-menu a:hover {
  background: rgba(45, 122, 78, 0.1);
  padding-left: 22px;
}

/* ── 右侧操作区 ── */
.nav-rail {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.nav-rail-btn {
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  padding: 9px 16px;
  min-height: 40px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.24s ease, box-shadow 0.24s ease, background 0.24s ease, color 0.24s ease;
  white-space: nowrap;
  border: 1px solid transparent;
  box-sizing: border-box;
}
.nav-rail-cta {
  background: linear-gradient(135deg, var(--gold, #c9962a), var(--gold-light, #e8b84b));
  color: #fff;
  box-shadow: 0 4px 14px rgba(201, 150, 42, 0.35);
}
.nav-rail-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(201, 150, 42, 0.45);
  color: #fff;
}
.nav-rail-outline {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.35);
}
.nav-rail-outline:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-1px);
  color: #fff;
}

.nav-search-btn {
  transition: transform 0.22s ease, background 0.22s ease;
}
.nav-search-btn:hover {
  transform: scale(1.06);
}

/* ── Banner 层次与科技感 ── */
.slide-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--green-dark) 0%, #143d28 32%, var(--green-mid) 68%, #1a6b38 100%);
}
.slide-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.035'%3E%3Cpath d='M40 0L40 80M0 40L80 40M20 0L60 80M60 0L20 80' stroke='%23ffffff' stroke-opacity='0.06'/%3E%3Ccircle cx='40' cy='40' r='1.5' fill='%23ffffff' fill-opacity='0.05'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 1;
  pointer-events: none;
}
.slide-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 90% 60% at 70% 20%, rgba(201, 150, 42, 0.12), transparent 55%),
    radial-gradient(ellipse 70% 50% at 10% 80%, rgba(76, 175, 125, 0.12), transparent 50%);
  pointer-events: none;
}
.site-banner-mesh .slide-bg::after {
  filter: saturate(1.1);
}

.slide-image {
  opacity: 0.42;
  mix-blend-mode: soft-light;
  transition: transform 0.5s ease, opacity 0.35s ease;
}
.slide:hover .slide-image {
  transform: scale(1.03);
  opacity: 0.5;
}

@media (max-width: 900px) {
  .carousel {
    min-height: 520px;
    height: auto;
    min-height: min(92vh, 640px);
  }
  .slide-content {
    padding-top: 48px;
    padding-bottom: 72px;
  }
}

.slide-btn {
  position: relative;
  overflow: hidden;
  transition: transform 0.28s ease, box-shadow 0.28s ease, background 0.28s ease;
}
.slide-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(201, 150, 42, 0.45);
}

/* ── 卡片与图片 hover ── */
.product-card .product-img img {
  transition: transform 0.35s ease;
}
.product-card:hover .product-img img {
  transform: scale(1.05);
}
.news-card-img img {
  transition: transform 0.35s ease;
}
.news-card:hover .news-card-img img {
  transform: scale(1.04);
}

/* ── 悬浮咨询 ── */
.site-float-consult {
  position: fixed;
  z-index: 95;
  width: 56px;
  height: 56px;
  min-width: 48px;
  min-height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  cursor: pointer;
  border: none;
  background: linear-gradient(135deg, var(--green-dark), var(--green-mid));
  color: #fff;
  box-shadow: 0 6px 22px rgba(0, 0, 0, 0.22);
  touch-action: manipulation;
  transition: transform 0.28s ease, box-shadow 0.28s ease;
  animation: site-float-breathe 2.8s ease-in-out infinite;
}
.site-float-consult:hover {
  transform: scale(1.08);
  box-shadow: 0 10px 28px rgba(26, 77, 46, 0.35);
  animation: none;
}
.site-float-consult.is-static {
  animation: none;
}
@keyframes site-float-breathe {
  0%,
  100% {
    box-shadow: 0 6px 22px rgba(0, 0, 0, 0.22);
  }
  50% {
    box-shadow: 0 8px 28px rgba(201, 150, 42, 0.35);
  }
}

/* 底部快捷栏（移动端） */
.site-bottom-dock {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 96;
  height: var(--dock-h);
  padding: 0 max(8px, env(safe-area-inset-right)) env(safe-area-inset-bottom)
    max(8px, env(safe-area-inset-left));
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  border-top: 1px solid rgba(26, 77, 46, 0.1);
  box-shadow: 0 -6px 24px rgba(15, 40, 25, 0.08);
  justify-content: space-around;
  align-items: center;
}
.site-bottom-dock a {
  flex: 1;
  text-align: center;
  text-decoration: none;
  color: #35543f;
  font-size: 11px;
  font-weight: 600;
  padding: 6px 2px;
  border-radius: 10px;
  transition: background 0.22s ease, color 0.22s ease, transform 0.2s ease;
  max-width: 88px;
}
.site-bottom-dock a .dock-ic {
  display: block;
  font-size: 20px;
  margin-bottom: 2px;
}
.site-bottom-dock a:hover,
.site-bottom-dock a:active {
  background: rgba(45, 122, 78, 0.1);
  color: var(--green-dark);
}
@media (max-width: 1024px) {
  /* 手机端已改为顶栏 + 抽屉；底栏五键不再使用，避免与系统底栏冲突（勿再 display:flex） */
  body.has-bottom-dock {
    padding-bottom: env(safe-area-inset-bottom);
  }
  .site-bottom-dock {
    display: none !important;
  }
  .site-float-consult {
    bottom: calc(22px + env(safe-area-inset-bottom)) !important;
    right: max(16px, env(safe-area-inset-right)) !important;
  }
}

/* 移动端抽屉内：下拉展开为纵向 */
@media (max-width: 1024px) {
  nav#navbar .nav-links .nav-dd {
    width: 100%;
  }
  nav#navbar .nav-dd-hit {
    width: 100%;
    justify-content: center;
    border-radius: 8px;
    cursor: pointer;
  }
  nav#navbar .nav-dd-menu {
    position: static;
    transform: none !important;
    left: auto;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    display: none;
    margin: 4px 0 8px;
    padding: 4px 0;
    background: rgba(0, 0, 0, 0.12);
    border: none;
    box-shadow: none;
    border-radius: 10px;
  }
  nav#navbar .nav-dd.open .nav-dd-menu {
    display: block;
  }
  nav#navbar .nav-dd-menu a {
    color: #fff;
    text-align: center;
    padding: 10px 12px;
  }
  nav#navbar .nav-dd-menu a:hover {
    background: rgba(255, 255, 255, 0.12);
    padding-left: 12px;
  }
  nav#navbar .nav-links > li > a.nav-top-link.active {
    background: rgba(201, 150, 42, 0.28);
    border-color: rgba(201, 150, 42, 0.4);
  }
  nav#navbar .nav-links > li > a.nav-top-link {
    width: 100%;
    border-radius: 8px;
  }
}

/* 注入的桌面顶栏在窄屏必须隐藏；与 mobile-header-nav.css 双保险，避免仅凭 JS 插 link 时首帧错乱 */
@media (max-width: 1024px) {
  #navbar.site-navbar-desktop {
    display: none !important;
  }
}