/* ============================================================
   博远智能 - 产品详情页样式 product.css
   （仅保留详情页独有样式：页面Banner、产品画廊、技术参数、
   相关产品、详细介绍；页头导航/页脚/浮动按钮/二维码弹窗由
   style.css 统一提供，不再重复定义）
   ============================================================ */

/* ===== 页面Banner（详情页专用） ===== */
.page-banner {
width: 100%;
background: linear-gradient(120deg, #053a73 0%, #127be5 55%, #4da3f0 100%);
color: #fff;
padding: 70px 0 60px;
position: relative;
overflow: hidden;
}
.page-banner::before {
content: ""; position: absolute; inset: 0;
background: radial-gradient(circle at 20% 30%, rgba(255,255,255,.08) 0, transparent 40%),
radial-gradient(circle at 80% 70%, rgba(255,153,0,.15) 0, transparent 45%);
}
.page-banner::after {
content: ""; position: absolute; inset: 0;
background-image: linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
  linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
background-size: 48px 48px;
-webkit-mask-image: radial-gradient(ellipse at center, #000 20%, transparent 75%);
mask-image: radial-gradient(ellipse at center, #000 20%, transparent 75%);
}
.page-banner .container { position: relative; z-index: 2; text-align: center; }
.page-banner .breadcrumb { text-align: left; margin-bottom: 24px; font-size: 13px; opacity: 0; animation: pbFadeUp .8s both; }
.page-banner .breadcrumb a { color: #ffb74d; }
.page-banner .breadcrumb .sep { margin: 0 8px; opacity: .6; }
.page-banner .breadcrumb .current { opacity: .9; color: #fff; }
.page-banner-content { position: relative; z-index: 2; text-align: center; color: #fff; }
.page-banner h1 {
font-size: 42px; font-weight: 700; letter-spacing: 6px;
margin-bottom: 10px; opacity: 0; animation: pbFadeUp .9s .2s both;
}
.page-banner p {
font-size: 14px; opacity: .75; letter-spacing: 3px; text-transform: uppercase;
margin-bottom: 14px; opacity: 0; animation: pbFadeUp .9s .4s both;
}
@keyframes pbFadeUp {
from { opacity: 0; transform: translateY(24px); }
to { opacity: 1; transform: translateY(0); }
}

/* ===== 详情区域 ===== */
.detail-section {
background: #f2f2f2;
}
.detail-wrap {
display: grid;
grid-template-columns: 1fr 1.15fr;
gap: 40px;
background: #fff;
border-radius: var(--radius);
box-shadow: var(--shadow);
padding: 40px;
margin-bottom: 40px;
}
.detail-gallery {
display: flex;
flex-direction: column;
gap: 16px;
}
/* 产品主图容器 */
.detail-main-img {
width: 100%;
height: 390px;
border-radius: var(--radius);
position: relative;
overflow: hidden;
display: flex;
align-items: center;
justify-content: center;
}
.detail-main-img .fallback-icon {
position: absolute;
font-size: 100px;
color: var(--main-blue);
opacity: 0.40;
z-index: 0;
pointer-events: none;
transition: opacity 0.3s ease;
}
.detail-main-img img {
position: absolute;
inset: 0;
width: 100%;
height: 100%;
object-fit: contain;
z-index: 1;
border-radius: var(--radius);
background: transparent;
}
.detail-main-img .badge {
position: absolute;
top: 20px;
left: 20px;
background: var(--orange);
color: #fff;
padding: 6px 16px;
border-radius: 20px;
font-size: 13px;
font-weight: 500;
z-index: 3;
pointer-events: none;
letter-spacing: 0.5px;
box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}
.detail-thumbs {
display: flex;
gap: 10px;
flex-wrap: wrap;
}
.detail-thumb {
width: 80px;
height: 60px;
border-radius: 6px;
background: #e8f0fa;
cursor: pointer;
border: 2px solid transparent;
transition: var(--transition);
display: flex;
align-items: center;
justify-content: center;
font-size: 10px;
color: #999;
flex-shrink: 0;
overflow: hidden;
padding: 0;
}
.detail-thumb:hover,
.detail-thumb.active {
border-color: var(--orange);
background: #fef8f0;
}
.detail-thumb img { width: 100%; height: 100%; object-fit: cover; border-radius: 4px; }
.detail-thumb i {
font-size: 22px;
color: var(--main-blue);
opacity: 0.6;
transition: var(--transition);
display: none;
}
.detail-thumb.active i {
opacity: 1;
color: var(--orange);
}
.detail-info h2 {
font-size: 28px;
margin-bottom: 8px;
}
.detail-info .subtitle {
font-size: 15px;
color: #888;
margin-bottom: 20px;
letter-spacing: 1px;
}
.detail-info .intro-text {
font-size: 15px;
color: #555;
line-height: 1.9;
margin-bottom: 24px;
text-indent: 2em;
}
.detail-highlights {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 10px;
margin-bottom: 24px;
}
.detail-highlight-item {
display: flex;
align-items: center;
gap: 8px;
font-size: 14px;
color: #444;
background: #f8fafd;
padding: 10px 14px;
border-radius: 6px;
}
.detail-highlight-item i {
color: var(--orange);
font-size: 16px;
}
.detail-actions {
display: flex;
gap: 14px;
flex-wrap: wrap;
}
.btn-primary {
display: inline-flex;
align-items: center;
gap: 8px;
background: var(--orange);
color: #fff;
padding: 12px 28px;
border-radius: 30px;
font-size: 15px;
font-weight: 600;
transition: var(--transition);
border: none;
cursor: pointer;
text-decoration: none;
letter-spacing: 0.5px;
}
.btn-primary:hover {
background: var(--orange-deep);
box-shadow: var(--glow-orange);
transform: translateY(-2px);
}
.btn-outline {
display: inline-flex;
align-items: center;
gap: 8px;
background: #fff;
color: var(--main-blue);
padding: 12px 28px;
border-radius: 30px;
font-size: 15px;
font-weight: 600;
transition: var(--transition);
border: 2px solid var(--main-blue);
cursor: pointer;
text-decoration: none;
letter-spacing: 0.5px;
}
.btn-outline:hover {
background: #f0f6ff;
border-color: var(--orange);
color: var(--orange);
}

/* ===== 技术参数 - 图文卡片式 ===== */
.spec-section {
background: #fff;
border-radius: var(--radius);
/* box-shadow: var(--shadow); */
padding: 5px;
margin-bottom: 40px;
}
.spec-section h3 {
font-size: 22px;
color: var(--main-blue);
margin-bottom: 28px;
padding-bottom: 12px;
border-bottom: 2px solid #eef4fc;
position: relative;
}
.spec-section h3::after {
content: "";
position: absolute;
left: 0;
bottom: -2px;
width: 60px;
height: 2px;
background: var(--orange);
border-radius: 1px;
}
.spec-cards-grid {
display: grid;
grid-template-columns: repeat(4, 1fr);
gap: 16px;
}
.spec-card {
background: #fafbfd;
border: 1px solid #eef1f6;
border-radius: 10px;
padding: 20px 16px;
text-align: center;
transition: all 0.28s ease;
display: flex;
flex-direction: column;
align-items: center;
gap: 8px;
cursor: default;
position: relative;
overflow: hidden;
}
.spec-card::before {
content: "";
position: absolute;
top: 0;
left: 0;
right: 0;
height: 3px;
background: linear-gradient(90deg, var(--main-blue), var(--orange));
opacity: 0;
transition: opacity 0.3s ease;
border-radius: 0 0 4px 4px;
}
.spec-card:hover {
border-color: #d0dff2;
box-shadow: 0 6px 20px rgba(10, 75, 156, 0.10);
transform: translateY(-3px);
background: #fff;
}
.spec-card:hover::before {
opacity: 1;
}
.spec-card-icon {
width: 48px;
height: 48px;
border-radius: 50%;
background: #eef4fc;
display: flex;
align-items: center;
justify-content: center;
flex-shrink: 0;
color: var(--main-blue);
font-size: 20px;
transition: all 0.3s ease;
}
.spec-card:hover .spec-card-icon {
background: var(--main-blue);
color: #fff;
box-shadow: 0 4px 14px rgba(10, 75, 156, 0.25);
}
.spec-card-label {
font-size: 13px;
color: #888;
font-weight: 500;
letter-spacing: 0.3px;
line-height: 1.3;
}
.spec-card-value {
font-size: 14px;
font-weight: 600;
color: #333;
line-height: 1.5;
word-break: break-word;
overflow-wrap: break-word;
}
.spec-block { background: #f2f2f2; border-left: 4px solid var(--orange); padding: 16px 20px; border-radius: 6px; margin-bottom: 14px; }
.spec-block h4 { font-size: 15px; color: var(--main-blue); margin-bottom: 8px; }
.spec-block h4 i { color: var(--orange); margin-right: 6px; }
.spec-block p { font-size: 14px; line-height: 1.9; color: #555; }

/* ===== 相关产品 ===== */
.related-section {
background: #fff;
border-radius: var(--radius);
box-shadow: var(--shadow);
padding: 40px;
margin: 40px 0 40px 0;
}
.related-section h3 {
font-size: 22px;
color: var(--main-blue);
margin-bottom: 24px;
padding-bottom: 12px;
border-bottom: 2px solid #eef4fc;
position: relative;
}
.related-section h3::after {
content: "";
position: absolute;
left: 0;
bottom: -2px;
width: 60px;
height: 2px;
background: var(--orange);
border-radius: 1px;
}
.related-grid {
display: grid;
grid-template-columns: repeat(4, 1fr);
gap: 18px;
}
.related-card {
background: #fafbfd;
border-radius: 8px;
padding: 22px 18px;
text-align: center;
transition: var(--transition);
cursor: pointer;
border: 1px solid transparent;
text-decoration: none;
display: block;
color: inherit;
}
.related-card:hover {
border-color: #d0dff2;
box-shadow: 0 4px 16px rgba(10, 75, 156, 0.08);
transform: translateY(-3px);
}
.related-card i {
font-size: 36px;
color: var(--main-blue);
opacity: 0.6;
margin-bottom: 10px;
display: block;
}
.related-card h4 {
font-size: 14px;
color: #333;
font-weight: 400;
}

/* ===== 产品详细介绍 ===== */
.product-intro { background: #fff; border-radius: 12px; padding: 35px; margin-top: 24px; box-shadow: var(--shadow); }
.product-intro h3.intro-h { font-size: 20px; color: var(--main-blue); margin: 24px 0 12px; padding-left: 12px; border-left: 4px solid var(--orange); }
.product-intro h3.intro-h:first-child { margin-top: 0; }
.product-intro p.intro-p { font-size: 14px; line-height: 2; color: #444; text-indent: 2em; margin-bottom: 12px; }
.product-intro ol.intro-list { margin: 10px 0 16px 2.2em; }
.product-intro ol.intro-list li { font-size: 14px; line-height: 2; color: #555; }
.product-intro .intro-imgs { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin: 18px 0; }
.product-intro .intro-imgs img { width: 100%; border-radius: 8px; border: 0px solid #e8edf3; }

/* ===== 响应式 ===== */
@media screen and (max-width: 1100px) {
.detail-wrap {
grid-template-columns: 1fr;
gap: 30px;
padding: 28px;
}
.detail-main-img {
height: 300px;
}
.spec-cards-grid {
grid-template-columns: repeat(3, 1fr);
gap: 14px;
}
.related-grid {
grid-template-columns: repeat(2, 1fr);
}
}
@media screen and (max-width: 768px) {
.page-banner {
padding: 40px 0 34px;
}
.page-banner h1 {
font-size: 26px;
letter-spacing: 2px;
}
.page-banner p {
font-size: 13px;
}
.detail-wrap {
padding: 20px;
gap: 20px;
}
.detail-main-img {
height: 260px;
}
.detail-main-img .fallback-icon {
font-size: 64px;
}
.detail-main-img .badge {
top: 12px;
left: 12px;
padding: 5px 12px;
font-size: 11px;
}
.detail-info h2 {
font-size: 22px;
}
.detail-highlights {
grid-template-columns: 1fr;
}
.spec-section {
padding: 24px 16px;
}
.spec-cards-grid {
grid-template-columns: repeat(2, 1fr);
gap: 10px;
}
.spec-card {
padding: 16px 12px;
gap: 6px;
}
.spec-card-icon {
width: 40px;
height: 40px;
font-size: 17px;
}
.spec-card-label {
font-size: 11px;
}
.spec-card-value {
font-size: 12px;
}
.related-grid {
grid-template-columns: repeat(2, 1fr);
gap: 12px;
}
.related-card {
padding: 16px 12px;
}
.related-card i {
font-size: 28px;
}
.related-card h4 {
font-size: 13px;
}
.detail-actions {
flex-direction: column;
}
.btn-primary,
.btn-outline {
justify-content: center;
text-align: center;
padding: 10px 20px;
font-size: 14px;
}
.related-section {
padding: 24px 16px;
}
.breadcrumb {
font-size: 12px;
gap: 4px;
}
.detail-thumb {
width: 60px;
height: 46px;
}
.detail-thumb i {
font-size: 16px;
}
.detail-thumbs {
gap: 8px;
}
.product-intro { padding: 22px; }
.product-intro .intro-imgs { grid-template-columns: 1fr; }
}
@media screen and (max-width: 480px) {
.page-banner h1 {
font-size: 22px;
}
.detail-main-img {
height: 220px;
}
.detail-main-img .fallback-icon {
font-size: 50px;
}
.detail-main-img .badge {
top: 10px;
left: 10px;
padding: 4px 10px;
font-size: 10px;
border-radius: 14px;
}
.detail-info h2 {
font-size: 20px;
}
.spec-cards-grid {
grid-template-columns: repeat(2, 1fr);
gap: 8px;
}
.spec-card {
padding: 14px 10px;
gap: 5px;
border-radius: 8px;
}
.spec-card-icon {
width: 36px;
height: 36px;
font-size: 15px;
}
.spec-card-label {
font-size: 10px;
}
.spec-card-value {
font-size: 11px;
}
.related-grid {
grid-template-columns: 1fr 1fr;
gap: 10px;
}
.detail-thumb {
width: 50px;
height: 40px;
}
.detail-thumb i {
font-size: 14px;
}
.detail-thumbs {
gap: 6px;
}
}

/* ===== 详情页Banner 背景图支持 ===== */
.page-banner.bg-img {
background-size: cover;
background-position: center center;
}
.page-banner.bg-img::before {
content: "";
position: absolute;
inset: 0;
background: linear-gradient(120deg, rgba(5, 58, 115, 0.80) 0%, rgba(18, 123, 229, 0.52) 55%, rgba(5, 58, 115, 0.62) 100%);
}
.page-banner.bg-product { background-image: url("../images/banner/ban1.jpg"); }

/* ===== 详情页：技术参数段落化（直接段落文字 + 产品图片） ===== */
.detail-para p { font-size: 15px; line-height: 2.0; color: #444; margin-bottom: 14px; text-align: justify; }
.detail-para-img { margin-top: 20px; }
.detail-para-img img { width: 100%; max-width:860px; border-radius: 8px; display: block; /* box-shadow: 0 6px 20px rgba(0,0,0,.08); */ }

/* ===== v10 产品详情：功能特点/技术参数/型号说明 列表 ===== */
.spec-section { margin-bottom: 40px; }
.spec-section h3 { margin-bottom: 14px; }
.feat-list, .spec-list {
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
}
.feat-list li, .spec-list li {
  position: relative;
  padding: 7px 0 7px 26px;
  font-size: 14px;
  line-height: 1.75;
  color: #444;
  border-bottom: 1px dashed #e8eef6;
}
.feat-list li:last-child, .spec-list li:last-child { border-bottom: none; }
.feat-list li::before {
  content: "\f00c";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  position: absolute;
  left: 0;
  top: 9px;
  color: var(--orange);
  font-size: 13px;
}
.spec-list li::before {
  content: "\f105";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  position: absolute;
  left: 2px;
  top: 9px;
  color: var(--main-blue);
  font-size: 13px;
}
.model-list li { background: #f6f9fe; border-radius: 6px; padding: 9px 12px 9px 32px; border: 1px solid #e4eefb; margin-bottom: 8px; }
.model-list li::before { content: "\f02d"; left: 10px; top: 10px; }
@media screen and (max-width: 768px) {
  .feat-list li, .spec-list li { font-size: 13px; padding: 6px 0 6px 22px; }
  .feat-list li::before, .spec-list li::before { font-size: 12px; top: 8px; }
}

/* v10.1 产品介绍图 */
.detail-doc-img { margin: 12px 0 4px; }
.detail-doc-img img { width: 100%; border: 1px solid #e4eefb; border-radius: 8px; display: block; }