/* =========================================================
   苏州切哈文化传媒 · 阳澄湖大闸蟹  全站共用样式
   主题色：墨绿 + 蟹黄金 + 米白
   ========================================================= */
:root{
    --ink:#0a1f1f;          /* 深墨绿 */
    --ink2:#0b2b26;         /* hero/联系背景 */
    --ink3:#071918;         /* 页脚背景 */
    --green:#1b4b3f;
    --gold:#d4a373;         /* 主强调色 */
    --gold-dark:#b87c3a;    /* 深金 */
    --gold-light:#f0d9b0;   /* 浅金 */
    --brown:#a5835a;
    --cream:#f9f7f4;        /* 米白背景 */
    --cream2:#f3efe8;
    --cream3:#f8f6f2;
    --white:#fff;
    --text:#2e3b3b;
    --muted:#5f6b6b;
    --line:#eee7dd;
    --line2:#e7dfd3;
    --radius:24px;
    --radius-sm:14px;
    --shadow-sm:0 12px 28px -10px rgba(0,0,0,.08);
    --shadow-md:0 24px 40px -12px rgba(0,0,0,.15);
    --transition:.25s ease;
    --font:'Segoe UI','PingFang SC','Microsoft YaHei',sans-serif;
    --max-width:1300px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--cream);color:var(--text);line-height:1.6}
a{color:inherit;text-decoration:none;transition:var(--transition)}
img{max-width:100%;height:auto;display:block}
ul{list-style:none}
.container{max-width:var(--max-width);margin:0 auto;padding:0 30px}
main{display:block}

/* ============ 按钮 ============ */
.btn,.btn-primary,.btn-outline{display:inline-flex;align-items:center;gap:10px;padding:13px 32px;border-radius:40px;font-weight:600;font-size:15px;cursor:pointer;border:2px solid transparent;transition:var(--transition);text-decoration:none}
.btn-primary{background:var(--gold);color:var(--ink);border-color:var(--gold)}
.btn-primary:hover{background:transparent;color:var(--gold)}
.btn-outline{background:transparent;color:var(--ink);border-color:rgba(10,31,31,.25)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-dark)}
.hero .btn-outline,.contact-section .btn-outline,.page-banner .btn-outline{color:#fff;border-color:rgba(255,255,255,.3)}
.hero .btn-outline:hover,.contact-section .btn-outline:hover,.page-banner .btn-outline:hover{border-color:var(--gold);color:var(--gold)}

/* ============ 导航栏 ============ */
.navbar{background:var(--ink);color:#fff;padding:16px 0;position:sticky;top:0;z-index:1000;box-shadow:0 4px 20px rgba(0,0,0,.15)}
.navbar .container{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px}
.logo{display:flex;align-items:center;gap:10px;font-size:22px;font-weight:600;letter-spacing:1px;color:var(--gold-light);flex-shrink:0}
.logo i{font-size:28px;color:var(--gold)}
.logo span{color:#fff;font-weight:400}
.nav-links{display:flex;flex-wrap:wrap;gap:22px;align-items:center;font-size:15px;font-weight:500}
.nav-links a{color:#e6e6e6;padding-bottom:4px;border-bottom:2px solid transparent;transition:var(--transition);white-space:nowrap}
.nav-links a:hover,.nav-links a.active{color:var(--gold);border-bottom-color:var(--gold)}
.menu-toggle{display:none;background:none;border:none;cursor:pointer;color:var(--gold);font-size:24px;padding:4px 8px}

/* ============ Hero ============ */
.hero{background:linear-gradient(135deg,#0b2b26 0%,#1b4b3f 100%);padding:70px 0 80px;position:relative;overflow:hidden}
.hero::after{content:'\e448';position:absolute;right:-20px;bottom:-40px;font-family:'Font Awesome 7 Free';font-weight:900;font-size:240px;color:#fff;opacity:.05;transform:rotate(15deg);pointer-events:none}
.hero .container{display:flex;align-items:center;gap:50px;flex-wrap:wrap;position:relative;z-index:2}
.hero-content{flex:1 1 500px;color:#fff}
.hero-badge{display:inline-block;background:rgba(212,163,115,.2);border:1px solid var(--gold);color:var(--gold-light);padding:6px 18px;border-radius:40px;font-size:14px;font-weight:500;letter-spacing:1px;margin-bottom:24px}
.hero-badge i{margin-right:6px}
.hero-content h1{font-size:48px;line-height:1.2;font-weight:700;margin-bottom:18px;color:#fff}
.hero-content h1 span{color:var(--gold);display:block;font-size:36px;font-weight:400;margin-top:8px}
.hero-desc{font-size:17px;color:#cbcbcb;max-width:600px;margin-bottom:32px;line-height:1.8}
.hero-stats{display:flex;gap:40px;margin-bottom:38px;flex-wrap:wrap}
.hero-stats .stat-item h3{font-size:32px;color:var(--gold);font-weight:700}
.hero-stats .stat-item p{font-size:14px;color:#aaa;letter-spacing:1px}
.hero-buttons{display:flex;gap:18px;flex-wrap:wrap}
.hero-image{flex:1 1 400px;display:flex;justify-content:center;align-items:center}
.hero-image-box{width:100%;max-width:460px;height:300px;background:linear-gradient(145deg,#1e3f38,#2b5f52);border-radius:30px 30px 30px 0;box-shadow:20px 20px 40px rgba(0,0,0,.4);display:flex;flex-direction:column;align-items:center;justify-content:center;border:1px solid rgba(212,163,115,.3)}
.hero-image-box i{font-size:80px;margin-bottom:16px;color:var(--gold)}
.hero-image-box p{font-size:18px;letter-spacing:2px;color:#e6d5b8;font-weight:300}

/* ============ 通用区块标题 ============ */
.section-title{text-align:center;margin-bottom:50px}
.section-title h2{font-size:34px;font-weight:600;color:var(--ink);letter-spacing:1px;display:inline-block;padding-bottom:14px;border-bottom:3px solid var(--gold)}
.section-title p{color:var(--muted);font-size:16px;margin-top:16px;max-width:700px;margin-left:auto;margin-right:auto}
.section-head{text-align:center;margin-bottom:44px}
.section-head .section-title{font-size:32px;font-weight:600;color:var(--ink);display:inline-block;padding-bottom:12px;border-bottom:3px solid var(--gold);margin-bottom:14px}
.section-head .section-subtitle{color:var(--muted);font-size:16px}
.more-wrap{text-align:center;margin-top:36px}

/* ============ 关于我们 section ============ */
.about-section{padding:88px 0;background:var(--white)}
.about-grid{display:flex;gap:60px;align-items:center;flex-wrap:wrap}
.about-text{flex:1 1 500px}
.about-text h3{font-size:26px;color:var(--ink);margin-bottom:20px;font-weight:600}
.about-text h3 i{color:var(--gold);margin-right:12px}
.about-text p{margin-bottom:18px;color:#3e4d4d;font-size:16px}
.about-highlight{background:var(--cream2);padding:24px 28px;border-radius:16px;border-left:6px solid var(--gold);margin:28px 0}
.about-highlight p{margin-bottom:0;font-weight:500;color:#1f3a3a}
.about-highlight i{color:var(--gold-dark);margin-right:10px}
.about-image{flex:1 1 400px;display:grid;grid-template-columns:1fr 1fr;gap:18px}
.about-img-item{background:#e8e1d7;border-radius:20px;height:150px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:#2e5e4e;font-size:14px;font-weight:600;letter-spacing:1px;box-shadow:0 10px 18px -8px rgba(0,0,0,.1);border:1px solid #ddd2c2}
.about-img-item i{font-size:28px;color:var(--brown)}
.about-img-item:first-child{grid-column:span 2;height:140px;background:linear-gradient(135deg,#f0e8dd,#e0d3c0)}

/* ============ 产品中心 ============ */
.products-section{padding:88px 0;background:var(--cream)}
.product-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:30px}
.product-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:var(--transition);border:1px solid var(--line);display:flex;flex-direction:column;height:100%}
.product-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-md);border-color:var(--gold)}
.product-img{height:190px;background:linear-gradient(145deg,#e5d9cc,#d8c9b8);display:flex;align-items:center;justify-content:center;font-size:52px;color:var(--brown);overflow:hidden}
.product-img img{width:100%;height:100%;object-fit:cover}
.product-info,.product-body{padding:24px;flex:1}
.product-info h4,.product-body h3{font-size:19px;color:var(--ink);margin-bottom:8px;font-weight:600;line-height:1.4}
.product-info h4 a,.product-body h3 a{color:inherit}
.product-info h4 a:hover,.product-body h3 a:hover{color:var(--gold-dark)}
.product-info .spec,.product-body .spec{font-size:14px;color:#8a7a68;margin-bottom:12px}
.product-info .price,.product-body .price{font-size:22px;font-weight:700;color:var(--gold-dark);margin-bottom:14px}
.product-info .price small,.product-body .price small{font-size:14px;font-weight:400;color:#888}
.trace-badge{display:inline-block;background:#eef4f0;color:#1f6e4d;padding:4px 12px;border-radius:20px;font-size:12px;font-weight:600;border:1px solid #b8d5c4}
.trace-badge i{margin-right:5px;font-size:11px}
.product-body .meta-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}
.product-body .meta-row .brand,.product-body .meta-row .category{font-size:12px;padding:3px 12px;border-radius:20px}
.product-body .meta-row .brand{color:#6b5b48;background:var(--cream2)}
.product-body .meta-row .category{color:var(--gold-dark);background:rgba(212,163,115,.15)}

/* ============ 解决方案 ============ */
.solutions-section{padding:88px 0;background:var(--white)}
.solutions-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:32px}
.solution-card{background:var(--cream);padding:38px 30px;border-radius:var(--radius);transition:var(--transition);border:1px solid #eae2d7;text-align:center;height:100%}
.solution-card:hover{background:var(--cream2);border-color:var(--gold);transform:translateY(-6px)}
.solution-icon{width:70px;height:70px;background:#fff2e3;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 24px;font-size:30px;color:var(--gold-dark);border:1px solid #e3cfb6}
.solution-card h4,.solution-card h3{font-size:21px;margin-bottom:12px;color:var(--ink)}
.solution-card h4 a,.solution-card h3 a{color:inherit}
.solution-card h4 a:hover,.solution-card h3 a:hover{color:var(--gold-dark)}
.solution-card p{color:#5b6b6b;font-size:15px}

/* ============ 通用卡片网格（方案/案例/荣誉列表页） ============ */
.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:30px}
.card-item{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);border:1px solid var(--line);transition:var(--transition);display:flex;flex-direction:column}
.card-item:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:var(--gold)}
.card-img{width:100%;aspect-ratio:16/10;background:linear-gradient(145deg,#e5d9cc,#d8c9b8);overflow:hidden;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:var(--brown)}
.card-img img{width:100%;height:100%;object-fit:cover}
.card-img.no-img{background:var(--cream2);color:var(--brown);font-size:38px}
.card-img.no-img .placeholder-text{font-size:13px;color:#8a7a68;background:rgba(255,255,255,.7);padding:2px 14px;border-radius:20px}
.card-body{padding:22px 24px;flex:1}
.card-body h3{font-size:18px;color:var(--ink);font-weight:600;margin-bottom:8px;line-height:1.4}
.card-body h3 a{color:inherit}
.card-body h3 a:hover{color:var(--gold-dark)}
.card-body .meta{font-size:13px;color:var(--gold-dark);background:rgba(212,163,115,.14);display:inline-block;padding:3px 12px;border-radius:20px}

/* ============ 资质荣誉 ============ */
.honor-section{padding:88px 0;background:var(--cream)}
.honor-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:24px}
.honor-item{background:#fff;border-radius:18px;padding:32px 20px;text-align:center;border:1px solid var(--line2);transition:var(--transition)}
.honor-item:hover{border-color:var(--gold);box-shadow:0 12px 20px -12px rgba(184,124,58,.25);transform:translateY(-4px)}
.honor-item i{font-size:40px;color:#c49a6c;margin-bottom:16px}
.honor-item h5,.honor-item h3{font-size:16px;font-weight:600;color:#1f3a3a;margin-bottom:8px}
.honor-item h5 a,.honor-item h3 a{color:inherit}
.honor-item p{font-size:13px;color:#7a7a7a}

/* ============ 成功案例 + 客户评价（首页双栏） ============ */
.case-review-section{padding:88px 0;background:#fff}
.two-col-layout{display:grid;grid-template-columns:1fr 1fr;gap:50px}
.case-col h3,.review-col h3{font-size:26px;color:var(--ink);margin-bottom:28px;position:relative;padding-left:18px}
.case-col h3::before,.review-col h3::before{content:'';position:absolute;left:0;top:4px;width:6px;height:28px;background:var(--gold);border-radius:4px}
.case-item{background:var(--cream3);border-radius:20px;padding:22px 26px;margin-bottom:20px;border-left:6px solid var(--brown);transition:var(--transition)}
.case-item:hover{background:#f1ede6}
.case-item h5{font-size:18px;color:#1f3a3a;margin-bottom:6px}
.case-item h5 a{color:inherit}
.case-item h5 a:hover{color:var(--gold-dark)}
.case-item p{font-size:14px;color:#5b6b6b}
.review-item{background:var(--cream3);border-radius:20px;padding:22px 26px;margin-bottom:20px;border:1px solid var(--line2)}
.review-item>i.fa-quote-left{color:var(--gold);opacity:.5;font-size:22px;margin-bottom:8px;display:block}
.review-item p{font-size:15px;color:var(--text);margin-bottom:12px;font-style:italic}
.review-user{display:flex;align-items:center;gap:12px;font-size:14px;font-weight:500;color:#3d5a5a}
.review-user span{color:var(--brown);font-weight:600}

/* ============ 企业动态 + 行业洞察（首页双栏） ============ */
.news-insight-section{padding:88px 0;background:var(--cream)}
.news-insight-section .news-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px}
.news-col h3{font-size:24px;color:var(--ink);margin-bottom:26px;border-left:6px solid var(--gold);padding-left:16px}
.news-item{display:flex;gap:18px;margin-bottom:24px;background:#fff;padding:18px 20px;border-radius:18px;border:1px solid #ece3d8;transition:var(--transition)}
.news-item:hover{border-color:var(--gold);box-shadow:0 8px 18px -10px rgba(0,0,0,.1)}
.news-date{background:#eae2d7;padding:10px 12px;border-radius:14px;text-align:center;min-width:70px;height:fit-content}
.news-date .day{font-size:22px;font-weight:700;color:#a57a4b;line-height:1.2}
.news-date .month{font-size:12px;color:#7a6a5a}
.news-content h4{font-size:17px;color:var(--ink);margin-bottom:6px}
.news-content h4 a{color:inherit}
.news-content h4 a:hover{color:var(--gold-dark)}
.news-content p{font-size:14px;color:#6a7a7a}

/* ============ 列表页新闻卡片（news / industry-insight 列表） ============ */
.news-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:30px}
.news-card{background:#fff;border-radius:20px;overflow:hidden;box-shadow:var(--shadow-sm);border:1px solid var(--line);transition:var(--transition);display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:var(--gold)}
.news-img{display:block;width:100%;aspect-ratio:16/9;background:linear-gradient(145deg,#e5d9cc,#d8c9b8);overflow:hidden}
.news-img img{width:100%;height:100%;object-fit:cover}
.news-body{padding:20px 22px 24px;flex:1;display:flex;flex-direction:column}
.news-body .date{font-size:13px;color:var(--gold-dark);margin-bottom:10px}
.news-body .date i{margin-right:5px}
.news-body h3{font-size:18px;color:var(--ink);font-weight:600;margin-bottom:10px;line-height:1.4}
.news-body h3 a{color:inherit}
.news-body h3 a:hover{color:var(--gold-dark)}
.news-body .summary{font-size:14px;color:var(--muted);margin-bottom:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-body .readmore{font-size:14px;font-weight:600;color:var(--gold-dark);margin-top:auto}
.news-body .readmore:hover{color:var(--ink)}
.news-card.no-image .news-body{border-top:4px solid var(--gold)}

/* ============ 联系我们 section ============ */
.contact-section{padding:80px 0;background:var(--ink2);color:#fff}
.contact-section .section-title h2{color:#fff}
.contact-section .section-title p{color:#c2cfcf}
.contact-info{display:flex;justify-content:center;flex-wrap:wrap;gap:60px;margin-top:40px}
.contact-item{display:flex;align-items:center;gap:16px;font-size:16px}
.contact-item i{font-size:28px;color:var(--gold);width:40px;text-align:center}
.contact-item span{color:#e6e6e6}
.contact-item strong{color:#fff;font-weight:600;margin-right:6px}

/* ============ 页脚 ============ */
.footer{background:var(--ink3);color:#a0b3b3;padding:56px 0 26px;border-top:1px solid #1e3f38}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:40px;padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer h4{color:#fff;font-size:17px;margin-bottom:16px;font-weight:600}
.footer-logo{color:var(--gold-light);font-size:22px}
.footer p{font-size:14px;line-height:1.9}
.footer ul li{margin-bottom:10px}
.footer ul li a,.footer ul li{font-size:14px;color:#a0b3b3}
.footer ul li a:hover{color:var(--gold)}
.footer ul li i{color:var(--gold);margin-right:8px;width:16px}
.footer a{color:#a0b3b3}
.footer a:hover{color:var(--gold)}
.footer-bottom{text-align:center;padding-top:24px;font-size:13px;color:#7f9494;line-height:1.9}

/* ============ 内页横幅 ============ */
.page-banner{background:linear-gradient(135deg,#0b2b26 0%,#1b4b3f 100%);padding:60px 0;text-align:center;color:#fff;position:relative;overflow:hidden}
.page-banner::after{content:'\e448';position:absolute;right:10px;bottom:-50px;font-family:'Font Awesome 7 Free';font-weight:900;font-size:200px;color:#fff;opacity:.05;pointer-events:none}
.page-banner h1{font-size:36px;font-weight:700;margin-bottom:12px;color:#fff;position:relative;z-index:2}
.page-banner p{color:#c2cfcf;font-size:16px;position:relative;z-index:2}
main>.container{padding-top:26px;padding-bottom:60px}

/* ============ 面包屑 ============ */
.breadcrumb{font-size:14px;color:var(--muted);padding:0 0 22px}
.breadcrumb a{color:var(--gold-dark)}
.breadcrumb a:hover{color:var(--ink)}

/* ============ 分类筛选 ============ */
.filter-bar{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:34px}
.filter-bar a{padding:8px 22px;border-radius:30px;background:#fff;color:var(--muted);font-size:14px;border:1px solid var(--line2);transition:var(--transition)}
.filter-bar a:hover{border-color:var(--gold);color:var(--gold-dark)}
.filter-bar a.active{background:var(--gold);color:var(--ink);border-color:var(--gold);font-weight:600}

/* ============ 空数据提示 ============ */
.empty-tip{padding:70px 0;text-align:center;color:#9a8c7a;font-size:15px;background:#fff;border-radius:var(--radius);border:1px dashed var(--line2)}

/* ============ 富文本 ============ */
.rich-text{color:#3e4d4d;line-height:1.95;font-size:16px}
.rich-text p{margin-bottom:14px}
.rich-text img{border-radius:var(--radius-sm);margin:10px 0}
.rich-text h2,.rich-text h3,.rich-text h4{color:var(--ink);margin:22px 0 12px;font-weight:600}
.rich-text ul,.rich-text ol{margin:0 0 14px 22px;list-style:disc}
.rich-text ol{list-style:decimal}
.rich-text table{border-collapse:collapse;width:100%;margin:14px 0}
.rich-text table td,.rich-text table th{border:1px solid var(--line2);padding:9px 12px}
.rich-text a{color:var(--gold-dark);text-decoration:underline}
.content-box{background:#fff;border-radius:var(--radius);padding:40px;box-shadow:var(--shadow-sm);border:1px solid var(--line)}

/* ============ 详情页 ============ */
.detail-wrap{display:grid;grid-template-columns:1fr 1fr;gap:44px;padding:6px 0 40px;align-items:start}
.detail-image{background:linear-gradient(145deg,#e5d9cc,#d8c9b8);border-radius:var(--radius);overflow:hidden;aspect-ratio:1/1;display:flex;align-items:center;justify-content:center}
.detail-image img{width:100%;height:100%;object-fit:cover}
.detail-image.no-image{border:1px dashed var(--line2);background:var(--cream2)}
.detail-image .placeholder{color:var(--brown);font-size:60px}
.detail-info .name{font-size:30px;font-weight:700;color:var(--ink);margin-bottom:12px;line-height:1.3}
.detail-info .spec{font-size:15px;color:#8a7a68;margin-bottom:14px}
.detail-info .meta{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px}
.detail-info .meta .tag{padding:5px 18px;border-radius:30px;font-size:13px}
.detail-info .meta .brand-tag{background:var(--cream2);color:#6b5b48}
.detail-info .meta .cat-tag{background:rgba(212,163,115,.16);color:var(--gold-dark)}
.detail-info .price{font-size:28px;font-weight:700;color:var(--gold-dark);margin:12px 0 20px}
.detail-info .content{color:#3e4d4d;line-height:1.95;font-size:16px;border-top:1px solid var(--line);padding-top:20px}
.detail-info .content p{margin-bottom:12px}
.detail-info .content img{border-radius:var(--radius-sm)}
.detail-actions{margin-top:26px;display:flex;gap:14px;flex-wrap:wrap}

/* ============ 文章页（动态/洞察详情） ============ */
.article-wrap{max-width:860px;margin:0 auto;padding:6px 0 50px}
.article-image{background:var(--cream2);border-radius:var(--radius);overflow:hidden;aspect-ratio:16/9;margin-bottom:24px}
.article-image img{width:100%;height:100%;object-fit:cover}
.article-meta{color:var(--gold-dark);font-size:14px;margin-bottom:12px}
.article-meta i{margin-right:6px}
.article-title{font-size:30px;font-weight:700;color:var(--ink);margin-bottom:22px;line-height:1.35;padding-bottom:18px;border-bottom:1px solid var(--line)}
.article-actions{margin-top:34px;padding-top:24px;border-top:1px solid var(--line);text-align:center}

/* ============ 常见问题 FAQ ============ */
.faq-section{padding:30px 0 50px;border-top:1px solid var(--line);margin-top:10px}
.faq-section h3{color:var(--ink);font-size:22px;margin-bottom:22px;font-weight:600}
.faq-list{display:flex;flex-direction:column;gap:14px}
.faq-item{border:1px solid var(--line2);border-radius:var(--radius-sm);overflow:hidden;background:#fff}
.faq-toggle{position:absolute;opacity:0;width:0;height:0}
.faq-question{display:block;padding:16px 48px 16px 22px;font-weight:600;color:var(--ink);cursor:pointer;position:relative;user-select:none}
.faq-question::after{content:'\f078';font-family:'Font Awesome 7 Free';font-weight:900;position:absolute;right:20px;top:50%;transform:translateY(-50%);color:var(--gold-dark);font-size:14px;transition:transform var(--transition)}
.faq-toggle:checked+.faq-question::after{transform:translateY(-50%) rotate(180deg)}
.faq-toggle:checked+.faq-question{background:var(--cream2)}
.faq-answer{max-height:0;overflow:hidden;color:#3e4d4d;line-height:1.8;transition:max-height .35s ease,padding .3s ease}
.faq-toggle:checked+.faq-question+.faq-answer{max-height:800px;padding:16px 22px}

/* ============ 客户评价统计 ============ */
.reviews-stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-bottom:44px}
.reviews-stats-grid .stat-item{text-align:center;background:#fff;padding:28px 12px;border-radius:var(--radius);box-shadow:var(--shadow-sm);border:1px solid var(--line)}
.reviews-stats-grid .stat-item .num{font-size:38px;font-weight:700;color:var(--gold-dark);line-height:1}
.reviews-stats-grid .stat-item .num small{font-size:16px}
.reviews-stats-grid .stat-item h4{font-size:15px;color:var(--ink);margin-top:8px;font-weight:600}
.reviews-stats-grid .stat-item p{font-size:13px;color:#8a8a8a;margin-top:4px}

/* ============ 评价卡片 ============ */
.testimonial-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:26px}
.testimonial-card{background:#fff;padding:28px 26px;border-radius:var(--radius);box-shadow:var(--shadow-sm);border:1px solid var(--line);transition:var(--transition)}
.testimonial-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px);border-color:var(--gold)}
.testimonial-card .stars{color:var(--gold);font-size:15px;margin-bottom:12px}
.testimonial-card .quote{font-size:15px;color:#3e4d4d;font-style:italic;margin-bottom:18px;padding-left:18px;border-left:4px solid var(--gold);line-height:1.7}
.testimonial-card .client{display:flex;align-items:center;gap:14px}
.testimonial-card .client .avatar{width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:600;font-size:20px;flex-shrink:0}
.avatar-color-1{background:#c0703a}.avatar-color-2{background:#2e7d6b}.avatar-color-3{background:#b8863b}
.avatar-color-4{background:#7a9a6b}.avatar-color-5{background:#a5673f}.avatar-color-6{background:#4a7c74}
.avatar-color-7{background:#c99a4b}.avatar-color-8{background:#31514a}.avatar-color-9{background:#8a6b3f}
.avatar-color-10{background:#5f8a72}
.testimonial-card .client .info .name{font-weight:600;color:var(--ink);font-size:15px}
.testimonial-card .client .info .title{font-size:13px;color:#8a8a8a}
.testimonial-card .review-meta{display:flex;justify-content:space-between;gap:8px;font-size:13px;color:#8a8a8a;border-top:1px solid var(--line);padding-top:14px;margin-top:18px;flex-wrap:wrap}
.testimonial-card .review-meta i{color:var(--gold);margin-right:4px}

/* ============ 评价提交表单 ============ */
.review-submit{padding:50px 0 20px}
.review-submit .form-wrapper{max-width:780px;margin:0 auto}
.review-submit .section-label{text-align:center;font-size:13px;color:var(--gold-dark);font-weight:600;letter-spacing:2px;text-transform:uppercase}
.review-submit .form-title{text-align:center;font-size:30px;font-weight:700;margin:8px 0;color:var(--ink)}
.review-submit .form-title .highlight{color:var(--gold-dark)}
.review-submit .section-desc{text-align:center;color:var(--muted);margin-bottom:32px;line-height:1.8}
.review-form{background:#fff;padding:34px 38px;border-radius:var(--radius);box-shadow:var(--shadow-sm);border:1px solid var(--line)}
.review-form .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px 24px}
.review-form .form-grid .full-width{grid-column:1/3}
.review-form label{display:block;font-weight:500;font-size:14px;margin-bottom:6px;color:var(--ink)}
.review-form label .required{color:#c0392b}
.review-form input,.review-form textarea{width:100%;padding:11px 15px;border:1px solid var(--line2);border-radius:10px;font-size:15px;transition:border .2s;font-family:inherit;background:var(--cream)}
.review-form input:focus,.review-form textarea:focus{outline:none;border-color:var(--gold);background:#fff}
.review-form .star-rating{display:flex;gap:8px;font-size:34px;color:#ddd;cursor:pointer;line-height:1}
.review-form .star-rating span{transition:color .15s;cursor:pointer}
.review-form .rating-hint{font-size:13px;color:#8a8a8a;display:block;margin-top:6px}
.review-form .form-actions{margin-top:24px;display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.review-form .btn-submit{padding:13px 42px;font-size:16px;border:none;border-radius:40px;background:var(--gold);color:var(--ink);cursor:pointer;font-weight:600;transition:var(--transition)}
.review-form .btn-submit:hover{background:var(--gold-dark);color:#fff}
.review-form .privacy-note{font-size:13px;color:#8a8a8a}
.review-form .form-footer{margin-top:16px;font-size:13px;color:#8a8a8a;border-top:1px solid var(--line);padding-top:16px}
.review-form .form-footer i{color:#1f6e4d;margin-right:5px}
.review-success{display:none;text-align:center;padding:40px 22px;background:#eef4f0;border-radius:var(--radius);border:1px solid #b8d5c4;margin-top:20px}
.review-success i{font-size:52px;color:#1f6e4d;margin-bottom:14px}
.review-success h3{font-size:22px;color:#1f6e4d;margin-bottom:10px}
.review-success p{color:var(--muted);max-width:520px;margin:0 auto}

/* ============ 分页 ============ */
.pagination{margin:40px 0 6px}
.pagination ul{display:flex;justify-content:center;align-items:center;gap:8px;flex-wrap:wrap}
.pagination li{list-style:none}
.pagination li a,.pagination li span{display:block;min-width:40px;padding:8px 13px;text-align:center;font-size:14px;color:var(--muted);background:#fff;border:1px solid var(--line2);border-radius:10px;transition:var(--transition)}
.pagination li a:hover{border-color:var(--gold);color:var(--gold-dark)}
.pagination li.active span{background:var(--gold);border-color:var(--gold);color:var(--ink);font-weight:600}
.pagination li.disabled span{color:#c4bdb2;background:var(--cream);cursor:not-allowed}
.pagination li.dots span{border:none;background:none}

/* ============ 404 页面 ============ */
.notfound-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;background:linear-gradient(135deg,#0b2b26 0%,#1b4b3f 100%);padding:40px 20px;color:#fff}
.notfound-icon{font-size:70px;color:var(--gold);margin-bottom:16px}
.notfound-code{font-size:110px;font-weight:800;color:var(--gold);line-height:1;letter-spacing:4px}
.notfound-title{font-size:26px;color:#fff;margin:10px 0 16px;font-weight:600}
.notfound-text{color:#c2cfcf;font-size:15px;margin-bottom:30px;line-height:1.9}
.notfound-wrap .btn-primary{background:var(--gold);color:var(--ink);border:2px solid var(--gold)}
.notfound-wrap .btn-primary:hover{background:transparent;color:var(--gold)}
.notfound-wrap .btn-outline{color:#fff;border:2px solid rgba(255,255,255,.3)}
.notfound-wrap .btn-outline:hover{border-color:var(--gold);color:var(--gold)}

/* ============ 响应式 ============ */
@media (max-width:992px){
    .two-col-layout,.news-insight-section .news-grid{grid-template-columns:1fr;gap:40px}
    .hero-content h1{font-size:38px}
    .hero-content h1 span{font-size:28px}
    .detail-wrap{grid-template-columns:1fr;gap:30px}
    .reviews-stats-grid{grid-template-columns:1fr 1fr}
    .footer-grid{grid-template-columns:1fr 1fr}
    .about-grid{gap:40px}
}
@media (max-width:768px){
    .container{padding:0 20px}
    .navbar .container{flex-wrap:nowrap}
    .menu-toggle{display:block}
    .nav-links{position:absolute;top:100%;left:0;right:0;background:var(--ink);flex-direction:column;align-items:stretch;gap:0;padding:10px 20px 20px;display:none;box-shadow:0 12px 20px rgba(0,0,0,.25)}
    .nav-links.show{display:flex}
    .nav-links a{padding:12px 6px;border-bottom:1px solid rgba(255,255,255,.08)}
    .nav-links a:hover,.nav-links a.active{border-bottom-color:var(--gold)}
    .hero{padding:50px 0 60px}
    .hero .container{flex-direction:column}
    .hero-content h1{font-size:32px}
    .hero-image-box{height:230px}
    .section-title h2,.section-head .section-title{font-size:26px}
    .page-banner h1{font-size:28px}
    .about-section,.products-section,.solutions-section,.honor-section,.case-review-section,.news-insight-section{padding:60px 0}
    .about-image{grid-template-columns:1fr 1fr}
    .detail-info .name,.article-title{font-size:24px}
    .review-form{padding:24px 20px}
    .review-form .form-grid{grid-template-columns:1fr}
    .review-form .form-grid .full-width{grid-column:1}
    .contact-info{flex-direction:column;gap:22px;align-items:flex-start}
    .content-box{padding:26px 20px}
}
@media (max-width:480px){
    .product-grid,.card-grid,.news-grid,.testimonial-grid,.honor-grid,.solutions-grid{grid-template-columns:1fr}
    .reviews-stats-grid{grid-template-columns:1fr 1fr}
    .footer-grid{grid-template-columns:1fr;gap:26px}
    .hero-content h1{font-size:27px}
    .notfound-code{font-size:80px}
}