@charset "utf-8";
/* ============================================================
   DOYAM 前台主题（园林机械 / 农林机械）
   配色对齐参考站 www.doyamtool.com：
     --dy-main: #e30713（参考站 --main-color）
     --dy-dark: #25313a   --dy-bg: #f3f6f9
   仅在模板页（body.tuly-body）内生效，后台不受影响。
   由 index.html 在 TulyShop 模板样式之后引入。
   ============================================================ */

/* ---------------- 设计变量 ---------------- */
.tuly-body {
  --dy-main: #e30713;
  --dy-main-dark: #c10511;
  --dy-main-soft: #fdecec;
  --dy-dark: #25313a;
  --dy-dark-2: #1b242b;
  --dy-text: #333333;
  --dy-gray: #6d6d6d;
  --dy-gray-2: #92969c;
  --dy-bg: #f3f6f9;
  --dy-border: #e7ebef;
  --dy-shadow: 0 6px 24px rgba(37, 49, 58, 0.08);
  --dy-shadow-lg: 0 16px 40px rgba(37, 49, 58, 0.14);
  --dy-radius: 10px;
  --dy-trans: 0.3s cubic-bezier(0.22, 0.61, 0.36, 1);
}

.tuly-body {
  font-family: Arial, "Helvetica Neue", Helvetica, "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--dy-text);
  background: #fff;
}

.tuly-body a {
  transition: color var(--dy-trans), background-color var(--dy-trans), border-color var(--dy-trans);
}

/* TulyShop 模板里的红色按钮统一换成 DOYAM 品牌红 */
.tuly-body .def-btn {
  background: var(--dy-main) !important;
  border-color: var(--dy-main) !important;
  color: #fff !important;
}

.tuly-body .def-btn:hover {
  background: var(--dy-main-dark) !important;
  border-color: var(--dy-main-dark) !important;
}

/* ============================================================
   一、顶部工具条 + 主导航（全站共用）
   ============================================================ */
.dy-topbar {
  background: var(--dy-dark);
  color: rgba(255, 255, 255, 0.82);
  font-size: 13px;
}

.dy-topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 46px;
  padding: 0 15px;
  max-width: 1320px;
  margin: 0 auto;
}

.dy-topbar a {
  color: rgba(255, 255, 255, 0.82);
}

.dy-topbar a:hover {
  color: #fff;
}

.dy-topbar .dy-search {
  display: flex;
  align-items: stretch;
  flex: 1 1 auto;
  max-width: 430px;
  height: 32px;
  border-radius: 4px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.12);
}

.dy-topbar .dy-search select {
  border: 0;
  outline: none;
  background: rgba(0, 0, 0, 0.2);
  color: #fff;
  font-size: 13px;
  padding: 0 6px;
  cursor: pointer;
}

.dy-topbar .dy-search select option {
  color: #333;
}

.dy-topbar .dy-search input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: none;
  background: transparent;
  color: #fff;
  font-size: 13px;
  padding: 0 12px;
}

.dy-topbar .dy-search input::placeholder {
  color: rgba(255, 255, 255, 0.55);
}

.dy-topbar .dy-search button {
  width: 46px;
  border: 0;
  cursor: pointer;
  background: var(--dy-main);
  color: #fff;
  font-size: 14px;
}

.dy-topbar .dy-search button:hover {
  background: var(--dy-main-dark);
}

.dy-topbar-info {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: nowrap;
}

.dy-topbar-info i {
  color: var(--dy-main);
  margin-right: 6px;
}

/* ---------------- 主导航 ---------------- */
.dy-header {
  position: relative;
  z-index: 900;
  background: #fff;
  box-shadow: 0 1px 0 rgba(37, 49, 58, 0.08);
}

.dy-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 78px;
  padding: 0 15px;
  max-width: 1320px;
  margin: 0 auto;
}

.dy-logo {
  display: flex;
  align-items: center;
  flex: 0 0 auto;
}

.dy-logo img {
  height: 46px;
  width: auto;
  max-width: 100%;
}

.dy-nav {
  display: flex;
  align-items: center;
  flex: 1 1 auto;
  justify-content: center;
}

.dy-nav > ul {
  display: flex;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 4px;
}

.dy-nav > ul > li {
  position: relative;
}

.dy-nav > ul > li > a {
  position: relative;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 16px;
  height: 78px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  color: var(--dy-dark);
  white-space: nowrap;
}

.dy-nav > ul > li > a::after {
  content: '';
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 20px;
  height: 2px;
  background: var(--dy-main);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dy-trans);
}

.dy-nav > ul > li:hover > a,
.dy-nav > ul > li.active > a {
  color: var(--dy-main);
}

.dy-nav > ul > li:hover > a::after,
.dy-nav > ul > li.active > a::after {
  transform: scaleX(1);
}

.dy-caret {
  font-size: 10px;
  transition: transform var(--dy-trans);
}

.dy-nav > ul > li:hover .dy-caret {
  transform: rotate(180deg);
}

/* 下拉：产品（15 类，多列）/ 博客（2 类） */
.dy-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 950;
  padding: 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity var(--dy-trans), transform var(--dy-trans), visibility var(--dy-trans);
}

.dy-nav > ul > li:hover > .dy-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dy-dropdown-panel {
  background: #fff;
  border-top: 3px solid var(--dy-main);
  border-radius: 0 0 var(--dy-radius) var(--dy-radius);
  box-shadow: var(--dy-shadow-lg);
  padding: 16px;
}

.dy-dropdown-panel.dy-mega {
  display: grid;
  grid-template-columns: repeat(3, minmax(180px, 1fr));
  gap: 2px 20px;
  width: 680px;
}

.dy-dropdown-panel.dy-narrow {
  width: 250px;
}

.dy-dropdown-panel a {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 12px;
  border-radius: 6px;
  font-size: 14px;
  color: #4a5560;
  white-space: nowrap;
}

.dy-dropdown-panel a i {
  color: var(--dy-main);
  font-size: 11px;
  opacity: 0.75;
}

.dy-dropdown-panel a:hover {
  background: var(--dy-main-soft);
  color: var(--dy-main);
}

/* 右侧动作区：购物车 + 询价 */
.dy-header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex: 0 0 auto;
}

.dy-cart-btn {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  height: 42px;
  padding: 0 10px;
  border-radius: 6px;
  color: var(--dy-dark);
  font-size: 14px;
}

.dy-cart-btn:hover {
  color: var(--dy-main);
}

.dy-cart-btn > i {
  font-size: 20px;
}

.dy-cart-count {
  position: absolute;
  top: 2px;
  left: 22px;
  min-width: 18px;
  height: 18px;
  line-height: 18px;
  padding: 0 5px;
  border-radius: 9px;
  background: var(--dy-main);
  color: #fff;
  font-size: 11px;
  text-align: center;
}

.dy-quote-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 44px;
  padding: 0 22px;
  border-radius: 6px;
  background: var(--dy-main);
  color: #fff !important;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  box-shadow: 0 6px 16px rgba(227, 7, 19, 0.24);
}

.dy-quote-btn:hover {
  background: var(--dy-main-dark);
  transform: translateY(-1px);
}

.dy-burger {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--dy-border);
  border-radius: 6px;
  background: #fff;
  color: var(--dy-dark);
  font-size: 18px;
  cursor: pointer;
}

/* ---------------- 移动端抽屉 ---------------- */
.dy-mask {
  position: fixed;
  inset: 0;
  z-index: 99990;
  background: rgba(0, 0, 0, 0.5);
}

.dy-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 99991;
  width: min(86vw, 340px);
  background: #fff;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  box-shadow: -14px 0 34px rgba(0, 0, 0, 0.2);
}

.dy-drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 18px;
  border-bottom: 1px solid var(--dy-border);
}

.dy-drawer-head img {
  height: 34px;
  width: auto;
}

.dy-drawer-close {
  border: 0;
  background: none;
  font-size: 18px;
  color: var(--dy-dark);
  cursor: pointer;
}

.dy-drawer-search {
  display: flex;
  margin: 14px 18px 6px;
  height: 42px;
  border: 1px solid var(--dy-border);
  border-radius: 6px;
  overflow: hidden;
}

.dy-drawer-search input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: none;
  padding: 0 14px;
  font-size: 14px;
}

.dy-drawer-search button {
  width: 48px;
  border: 0;
  background: var(--dy-main);
  color: #fff;
  cursor: pointer;
}

.dy-drawer-nav {
  list-style: none;
  margin: 8px 0 0;
  padding: 0 10px;
}

.dy-drawer-nav > li > a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 12px;
  font-size: 15px;
  font-weight: 600;
  color: var(--dy-dark);
  border-bottom: 1px solid var(--dy-border);
}

.dy-drawer-nav > li > a.dy-open,
.dy-drawer-nav > li > a:hover {
  color: var(--dy-main);
}

.dy-drawer-sub {
  list-style: none;
  margin: 0;
  padding: 4px 0 10px;
  background: var(--dy-bg);
  border-bottom: 1px solid var(--dy-border);
}

.dy-drawer-sub a {
  display: block;
  padding: 9px 22px;
  font-size: 13.5px;
  color: #5a6672;
}

.dy-drawer-sub a:hover {
  color: var(--dy-main);
}

.dy-drawer-foot {
  margin-top: auto;
  padding: 18px;
  background: var(--dy-bg);
  border-top: 1px solid var(--dy-border);
}

.dy-drawer-foot a,
.dy-drawer-foot span {
  display: flex;
  align-items: center;
  padding: 8px 0;
  font-size: 14px;
  color: #4a5560;
}

.dy-drawer-foot i {
  color: var(--dy-main);
  width: 20px;
  flex: 0 0 20px;
}

.dy-drawer-foot .dy-quote-btn {
  justify-content: center;
  width: 100%;
  margin-top: 12px;
}

.dy-fade-enter-active,
.dy-fade-leave-active {
  transition: opacity 0.25s ease;
}

.dy-fade-enter-from,
.dy-fade-leave-to {
  opacity: 0;
}

.dy-slide-enter-active,
.dy-slide-leave-active {
  transition: transform 0.3s ease;
}

.dy-slide-enter-from,
.dy-slide-leave-to {
  transform: translateX(100%);
}

/* ============================================================
   二、首页 Hero 轮播
   ============================================================ */
.dy-hero {
  position: relative;
  background: var(--dy-dark);
  overflow: hidden;
}

/* Swiper 4 的 fade 效果会把 slide 绝对定位，容器必须有确定高度 */
.dy-hero .swiper {
  width: 100%;
  height: clamp(400px, 56vw, 620px);
}

.dy-hero .swiper-slide {
  overflow: hidden;
}

.dy-hero-slide {
  position: relative;
  display: flex;
  align-items: center;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.dy-hero-slide::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(19, 26, 31, 0.84) 0%, rgba(19, 26, 31, 0.6) 44%, rgba(19, 26, 31, 0.1) 100%);
}

.dy-hero-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 15px;
}

.dy-hero-txt {
  max-width: 660px;
  padding: 60px 0;
  /* 左侧轮播箭头（left:22px、宽 52px）会压住文字，给文字留出左侧安全距离；
     容器 max-width:1320px 居中后箭头相对文字的位置会变化，故用 calc 动态抵消 */
  padding-left: max(0px, calc(88px - max(0px, (100vw - 1320px) / 2)));
  color: #fff;
}

.dy-hero-tag {
  display: inline-block;
  margin-bottom: 16px;
  padding: 6px 16px;
  border-radius: 30px;
  background: rgba(227, 7, 19, 0.92);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.dy-hero-txt h1 {
  margin: 0 0 18px;
  font-size: clamp(30px, 5vw, 60px);
  line-height: 1.14;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: #fff;
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.28);
}

.dy-hero-txt p {
  margin: 0 0 30px;
  max-width: 520px;
  font-size: clamp(15px, 1.5vw, 19px);
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.9);
}

.dy-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.dy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  height: 50px;
  padding: 0 30px;
  border-radius: 6px;
  border: 2px solid transparent;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  cursor: pointer;
}

.dy-btn-primary {
  background: var(--dy-main);
  border-color: var(--dy-main);
  color: #fff !important;
  box-shadow: 0 8px 22px rgba(227, 7, 19, 0.3);
}

.dy-btn-primary:hover {
  background: var(--dy-main-dark);
  border-color: var(--dy-main-dark);
  transform: translateY(-2px);
}

.dy-btn-ghost {
  border-color: rgba(255, 255, 255, 0.7);
  color: #fff !important;
}

.dy-btn-ghost:hover {
  background: #fff;
  border-color: #fff;
  color: var(--dy-dark) !important;
}

.dy-btn-outline {
  border-color: var(--dy-main);
  color: var(--dy-main) !important;
  background: transparent;
}

.dy-btn-outline:hover {
  background: var(--dy-main);
  color: #fff !important;
}

.dy-hero .swiper-pagination {
  bottom: 26px !important;
  left: 50% !important;
  transform: translateX(-50%);
  width: 100%;
  max-width: 1320px;
  padding: 0 15px;
  text-align: left;
}

.dy-hero .swiper-pagination-bullet {
  width: 30px;
  height: 4px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.5);
  opacity: 1;
}

.dy-hero .swiper-pagination-bullet-active {
  background: var(--dy-main);
}

.dy-hero-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 5;
  width: 52px;
  height: 52px;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
  font-size: 18px;
  cursor: pointer;
  backdrop-filter: blur(4px);
}

.dy-hero-nav:hover {
  background: var(--dy-main);
}

.dy-hero-prev {
  left: 22px;
}

.dy-hero-next {
  right: 22px;
}

.dy-scroll-down {
  position: absolute;
  left: 50%;
  bottom: 18px;
  z-index: 4;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.8);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  text-align: center;
}

.dy-scroll-down i {
  display: block;
  margin-top: 5px;
  animation: dy-bounce 1.6s infinite;
}

@keyframes dy-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(7px); }
}

/* ============================================================
   三、区块通用
   ============================================================ */
.dy-section {
  padding: 78px 0;
}

.dy-section.dy-alt {
  background: var(--dy-bg);
}

.dy-container {
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 15px;
}

.dy-sec-head {
  max-width: 760px;
  margin: 0 auto 46px;
  text-align: center;
}

.dy-sec-head.dy-left {
  margin-left: 0;
  text-align: left;
}

.dy-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  color: var(--dy-main);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2.4px;
  text-transform: uppercase;
}

.dy-eyebrow::before,
.dy-eyebrow.dy-both::after {
  content: '';
  width: 26px;
  height: 2px;
  background: var(--dy-main);
}

.dy-sec-head h2 {
  margin: 0 0 14px;
  font-size: clamp(24px, 3vw, 38px);
  line-height: 1.25;
  font-weight: 800;
  color: var(--dy-dark);
}

.dy-sec-head p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--dy-gray);
}

.dy-row-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 40px;
}

.dy-row-head .dy-sec-head {
  margin-bottom: 0;
}

/* ============================================================
   四、产品分类卡片（15 类）
   ============================================================ */
.dy-cat-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}

.dy-cat-card {
  position: relative;
  background: #fff;
  border-radius: var(--dy-radius);
  overflow: hidden;
  box-shadow: var(--dy-shadow);
  transition: transform var(--dy-trans), box-shadow var(--dy-trans);
}

.dy-cat-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--dy-shadow-lg);
}

.dy-cat-img {
  position: relative;
  display: block;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--dy-bg);
}

.dy-cat-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.55s ease;
}

.dy-cat-card:hover .dy-cat-img img {
  transform: scale(1.08);
}

.dy-cat-body {
  padding: 18px 18px 20px;
}

.dy-cat-body h3 {
  margin: 0 0 5px;
  font-size: 17px;
  font-weight: 700;
  color: var(--dy-dark);
}

.dy-cat-cn {
  display: block;
  margin: 0 0 12px;
  font-size: 12.5px;
  color: var(--dy-gray-2);
}

.dy-cat-desc {
  margin: 0 0 16px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--dy-gray);
}

.dy-cat-links {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.dy-link-more,
.dy-link-enquire {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  cursor: pointer;
}

.dy-link-more {
  color: var(--dy-dark);
}

.dy-link-more:hover {
  color: var(--dy-main);
}

.dy-link-enquire {
  margin-left: auto;
  color: var(--dy-main);
}

.dy-link-enquire:hover {
  color: var(--dy-main-dark);
}

/* ============================================================
   五、热销产品
   ============================================================ */
.dy-prod-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.dy-prod-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--dy-border);
  border-radius: var(--dy-radius);
  overflow: hidden;
  transition: transform var(--dy-trans), box-shadow var(--dy-trans), border-color var(--dy-trans);
}

.dy-prod-card:hover {
  transform: translateY(-5px);
  border-color: transparent;
  box-shadow: var(--dy-shadow-lg);
}

.dy-prod-img {
  position: relative;
  display: block;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--dy-bg);
}

.dy-prod-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.55s ease;
}

.dy-prod-card:hover .dy-prod-img img {
  transform: scale(1.06);
}

.dy-prod-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  padding: 4px 10px;
  border-radius: 4px;
  background: var(--dy-main);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.6px;
  text-transform: uppercase;
}

.dy-prod-body {
  padding: 18px;
  text-align: center;
}

.dy-prod-body h3 {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--dy-dark);
}

.dy-prod-price {
  margin: 0 0 14px;
  font-size: 19px;
  font-weight: 800;
  color: var(--dy-main);
}

.dy-prod-price del {
  margin-left: 8px;
  font-size: 14px;
  font-weight: 400;
  color: var(--dy-gray-2);
}

.dy-prod-actions {
  display: flex;
  gap: 10px;
}

.dy-prod-actions a {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 42px;
  border-radius: 6px;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  cursor: pointer;
}

.dy-buy-now {
  background: var(--dy-main);
  color: #fff !important;
}

.dy-buy-now:hover {
  background: var(--dy-main-dark);
}

.dy-add-cart {
  border: 1px solid var(--dy-border);
  color: var(--dy-dark) !important;
}

.dy-add-cart:hover {
  border-color: var(--dy-main);
  color: var(--dy-main) !important;
}

.dy-more-cta {
  margin-top: 46px;
  text-align: center;
}

.dy-more-cta p {
  margin: 0 0 16px;
  font-size: 18px;
  font-weight: 700;
  color: var(--dy-dark);
}

/* ============================================================
   六、优势区（Why choose us?）
   ============================================================ */
.dy-why {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 56px;
  align-items: center;
}

.dy-why-media {
  position: relative;
  border-radius: var(--dy-radius);
  overflow: hidden;
  box-shadow: var(--dy-shadow-lg);
}

.dy-why-media img {
  display: block;
  width: 100%;
  height: auto;
}

.dy-why-media .dy-why-badge {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 18px 24px;
  background: var(--dy-main);
  color: #fff;
}

.dy-why-media .dy-why-badge strong {
  display: block;
  font-size: 30px;
  line-height: 1;
  font-weight: 800;
}

.dy-why-media .dy-why-badge span {
  font-size: 12px;
  letter-spacing: 1px;
  text-transform: uppercase;
  opacity: 0.9;
}

.dy-adv-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.dy-adv-list li {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 22px;
  background: #fff;
  border: 1px solid var(--dy-border);
  border-left: 4px solid var(--dy-main);
  border-radius: var(--dy-radius);
  transition: transform var(--dy-trans), box-shadow var(--dy-trans);
}

.dy-adv-list li:hover {
  transform: translateX(6px);
  box-shadow: var(--dy-shadow);
}

.dy-adv-no {
  flex: 0 0 auto;
  font-size: 26px;
  font-weight: 800;
  line-height: 1.1;
  color: var(--dy-main-soft);
  -webkit-text-stroke: 1px var(--dy-main);
}

.dy-adv-txt h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--dy-dark);
}

.dy-adv-txt p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--dy-gray);
}

/* ============================================================
   七、品牌介绍 + 数据
   ============================================================ */
.dy-about {
  position: relative;
  color: rgba(255, 255, 255, 0.86);
  background: var(--dy-dark);
  overflow: hidden;
}

.dy-about-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.22;
}

.dy-about-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 56px;
  align-items: center;
}

.dy-about .dy-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
  font-size: 24px;
  font-weight: 800;
  letter-spacing: 3px;
  color: #fff;
}

.dy-about .dy-brand img {
  height: 40px;
  width: auto;
}

.dy-about h2 {
  margin: 0 0 18px;
  font-size: clamp(22px, 2.6vw, 34px);
  line-height: 1.35;
  font-weight: 800;
  letter-spacing: 0.5px;
  color: #fff;
  text-transform: uppercase;
}

.dy-about p {
  margin: 0 0 28px;
  font-size: 14.5px;
  line-height: 1.9;
}

.dy-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.dy-stat {
  padding: 26px 20px;
  border-radius: var(--dy-radius);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  text-align: center;
  transition: background var(--dy-trans), transform var(--dy-trans);
}

.dy-stat:hover {
  background: rgba(227, 7, 19, 0.16);
  transform: translateY(-4px);
}

.dy-stat strong {
  display: block;
  margin-bottom: 8px;
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  line-height: 1;
  color: #fff;
}

.dy-stat strong em {
  font-style: normal;
  color: var(--dy-main);
}

.dy-stat span {
  font-size: 12.5px;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.68);
}

/* ============================================================
   八、新闻资讯
   ============================================================ */
.dy-news-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}

.dy-news-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--dy-border);
  border-radius: var(--dy-radius);
  overflow: hidden;
  transition: transform var(--dy-trans), box-shadow var(--dy-trans);
}

.dy-news-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--dy-shadow-lg);
}

.dy-news-img {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--dy-bg);
}

.dy-news-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.55s ease;
}

.dy-news-card:hover .dy-news-img img {
  transform: scale(1.07);
}

.dy-news-date {
  position: absolute;
  left: 12px;
  bottom: 12px;
  padding: 5px 12px;
  border-radius: 4px;
  background: var(--dy-main);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
}

.dy-news-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 18px;
}

.dy-news-body h3 {
  margin: 0 0 10px;
  font-size: 16px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--dy-dark);
}

.dy-news-body h3 a {
  color: inherit;
}

.dy-news-body h3 a:hover {
  color: var(--dy-main);
}

.dy-news-body p {
  margin: 0 0 14px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--dy-gray);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.dy-news-more {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--dy-main);
}

.dy-news-more:hover {
  color: var(--dy-main-dark);
}

/* ============================================================
   九、页脚
   ============================================================ */
.dy-footer {
  background: var(--dy-dark-2);
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
}

.dy-footer-top {
  padding: 60px 0 44px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.dy-footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr) minmax(0, 0.75fr) minmax(0, 1.1fr);
  gap: 40px;
}

.dy-footer h3 {
  margin: 0 0 20px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #fff;
  position: relative;
  padding-bottom: 12px;
}

.dy-footer h3::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 34px;
  height: 2px;
  background: var(--dy-main);
}

.dy-footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
  line-height: 1.7;
}

.dy-footer-contact li i {
  color: var(--dy-main);
  margin-top: 4px;
  flex: 0 0 auto;
}

.dy-footer-contact a {
  color: rgba(255, 255, 255, 0.72);
}

.dy-footer-contact a:hover {
  color: #fff;
}

.dy-footer-links a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 0;
  color: rgba(255, 255, 255, 0.7);
}

.dy-footer-links a i {
  font-size: 11px;
  color: var(--dy-main);
}

.dy-footer-links a:hover {
  color: #fff;
}

.dy-footer-links.dy-cols {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 14px;
}

.dy-footer-links.dy-cols a {
  font-size: 13.5px;
}

.dy-leave-form p {
  margin: 0 0 16px;
  font-size: 13.5px;
  line-height: 1.7;
}

.dy-leave-form input,
.dy-leave-form textarea {
  width: 100%;
  margin-bottom: 12px;
  padding: 12px 14px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
  font-size: 14px;
  outline: none;
}

.dy-leave-form input::placeholder,
.dy-leave-form textarea::placeholder {
  color: rgba(255, 255, 255, 0.45);
}

.dy-leave-form input:focus,
.dy-leave-form textarea:focus {
  border-color: var(--dy-main);
}

.dy-leave-form textarea {
  min-height: 84px;
  resize: vertical;
}

.dy-leave-form button {
  width: 100%;
  height: 46px;
  border: 0;
  border-radius: 6px;
  background: var(--dy-main);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  cursor: pointer;
}

.dy-leave-form button:hover {
  background: var(--dy-main-dark);
}

.dy-footer-bottom {
  padding: 20px 0;
}

.dy-footer-bottom .dy-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.dy-footer-bottom p {
  margin: 0;
  font-size: 13px;
}

.dy-social {
  display: flex;
  gap: 10px;
}

.dy-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  color: #fff !important;
  font-size: 14px;
}

.dy-social a:hover {
  background: var(--dy-main);
}

/* ============================================================
   十、右侧悬浮联系栏
   ============================================================ */
.dy-sidebar {
  position: fixed;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  z-index: 99960;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.dy-sidebar a {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  background: var(--dy-dark);
  color: #fff !important;
  font-size: 20px;
  border-radius: 8px 0 0 8px;
  box-shadow: -4px 4px 16px rgba(0, 0, 0, 0.18);
}

.dy-sidebar a:hover {
  background: var(--dy-main);
  width: 58px;
}

.dy-sidebar-tip {
  position: absolute;
  right: 100%;
  top: 50%;
  transform: translateY(-50%);
  margin-right: 10px;
  padding: 8px 14px;
  border-radius: 6px;
  background: var(--dy-main);
  color: #fff;
  font-size: 13px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dy-trans);
}

.dy-sidebar a:hover .dy-sidebar-tip {
  opacity: 1;
}

/* ============================================================
   十一、响应式
   ============================================================ */
@media (max-width: 1199px) {
  .dy-cat-grid,
  .dy-news-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .dy-nav > ul > li > a {
    padding: 0 11px;
    font-size: 13px;
  }

  .dy-dropdown-panel.dy-mega {
    width: 600px;
    grid-template-columns: repeat(3, minmax(150px, 1fr));
  }

  .dy-why,
  .dy-about-inner {
    gap: 36px;
  }
}

@media (max-width: 991px) {
  .dy-nav,
  .dy-cart-btn span,
  .dy-topbar-info .dy-hide-md {
    display: none;
  }

  .dy-burger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .dy-header-inner {
    min-height: 66px;
  }

  .dy-logo img {
    height: 38px;
  }

  .dy-cat-grid,
  .dy-news-grid,
  .dy-prod-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .dy-why,
  .dy-about-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 30px;
  }

  .dy-footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 30px;
  }

  .dy-section {
    padding: 56px 0;
  }

  .dy-sidebar {
    display: none;
  }

  .dy-hero-nav {
    display: none;
  }

  /* 小屏不显示箭头，取消文字的左侧安全距离 */
  .dy-hero-txt {
    padding-left: 0;
  }

  .dy-quote-btn {
    height: 40px;
    padding: 0 14px;
    font-size: 12.5px;
  }
}

@media (max-width: 767px) {
  .dy-topbar-inner {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    padding: 10px 15px;
  }

  .dy-topbar .dy-search {
    max-width: 100%;
  }

  .dy-topbar-info {
    justify-content: center;
    flex-wrap: wrap;
    gap: 6px 16px;
  }

  .dy-cat-grid,
  .dy-news-grid,
  .dy-prod-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 18px;
  }

  .dy-stats {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
  }

  .dy-footer-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .dy-hero-txt {
    padding: 44px 0 58px;
  }

  .dy-btn {
    height: 44px;
    padding: 0 20px;
    font-size: 12.5px;
  }

  .dy-row-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .dy-section {
    padding: 44px 0;
  }
}