*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;background:#fafafa;color:#333;line-height:1.6;padding-bottom:70px;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);font-size:15px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;}
body{padding-bottom:70px;}
a{text-decoration:none;color:inherit;transition:color .25s ease;}
ul,ol{list-style:none;}
img{max-width:100%;height:auto;display:block;border:0;}
button,input,textarea,select{font-family:inherit;font-size:inherit;outline:none;border:none;background:none;-webkit-appearance:none;appearance:none;}
input,textarea{border:1px solid #e0e0e0;border-radius:8px;padding:0 14px;width:100%;transition:border-color .3s,box-shadow .3s;}
input:focus,textarea:focus{border-color:#8f3b24;box-shadow:0 0 0 3px rgba(143,59,36,,.1);}
textarea{padding:12px 14px;resize:none;}

/* ========== 顶部通栏 ========== */
.t197-top-bar{background:#8f3b24;color:#fff;font-size:13px;height:36px;display:flex;align-items:center;}
.t197-top-bar-inner{max-width:1440px;margin:0 auto;padding:0 20px;width:100%;display:flex;justify-content:space-between;align-items:center;}
.t197-top-bar-left span{margin-right:20px;opacity:.95;}
.t197-top-bar-right a{color:#fff;margin-left:16px;opacity:.95;transition:opacity .3s;}
.t197-top-bar-right a:hover{opacity:1;}

/* ========== 导航栏 ========== */
.t197-header{background:rgba(255,255,255,.96);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:0 2px 12px rgba(0,0,0,.06);position:sticky;top:0;z-index:999;}
.t197-header-inner{display:flex;flex-wrap:nowrap;align-items:center;gap:16px;max-width:1440px;margin:0 auto;padding:0 20px;height:68px;}
.t197-logo-area{flex-shrink:0;white-space:nowrap;display:flex;align-items:center;gap:10px;}
.t197-logo-mark{width:40px;height:40px;background:linear-gradient(135deg,#8f3b24,#632817);border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:900;font-size:20px;font-family:"Noto Sans SC";}
.t197-logo-text{font-size:20px;font-weight:700;color:#222;}
.t197-logo-text span{color:#8f3b24;}
.t197-main-nav{flex:1;min-width:0;display:flex;flex-wrap:nowrap;overflow-x:auto;-ms-overflow-style:none;scrollbar-width:none;justify-content:center;}
.t197-main-nav::-webkit-scrollbar{display:none;}
.t197-main-nav a{white-space:nowrap;flex-shrink:0;padding:0 14px;color:#333;text-decoration:none;font-size:15px;font-weight:500;height:68px;display:flex;align-items:center;position:relative;transition:color .3s;}
.t197-main-nav a:hover,.t197-main-nav a.active{color:#8f3b24;}
.t197-main-nav a:hover::after,.t197-main-nav a.active::after{content:"";position:absolute;bottom:0;left:14px;right:14px;height:3px;background:#8f3b24;border-radius:3px 3px 0 0;}
.t197-header-cta{flex-shrink:0;white-space:nowrap;}
.t197-btn-call{display:inline-flex;align-items:center;gap:6px;height:42px;padding:0 20px;background:linear-gradient(135deg,#8f3b24,#632817);color:#fff;border-radius:21px;font-weight:600;font-size:14px;transition:transform .3s,box-shadow .3s;}
.t197-btn-call:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(143,59,36,,.35);}
.t197-hamburger{display:none;width:44px;height:44px;flex-direction:column;justify-content:center;align-items:center;gap:5px;cursor:pointer;}
.t197-hamburger span{width:22px;height:2px;background:#333;border-radius:2px;transition:all .3s;}

/* ========== 通用区块 ========== */
.t197-section{padding:70px 20px;}
.t197-section-gray{background:#fff;}
.t197-container{max-width:1440px;margin:0 auto;width:100%;}
.t197-section-title{text-align:center;margin-bottom:50px;}
.t197-section-title h2{font-size:32px;font-weight:700;color:#1a1a1a;margin-bottom:12px;position:relative;display:inline-block;}
.t197-section-title h2::after{content:"";display:block;width:50px;height:4px;background:#8f3b24;border-radius:2px;margin:12px auto 0;}
.t197-section-title p{font-size:16px;color:#888;margin-top:8px;}

/* ========== 按钮 ========== */
.t197-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:0 30px;height:48px;border-radius:24px;font-weight:600;font-size:15px;cursor:pointer;transition:all .3s;white-space:nowrap;min-height:44px;}
.t197-btn-primary{background:linear-gradient(135deg,#8f3b24,#632817);color:#fff;box-shadow:0 4px 14px rgba(143,59,36,,.3);}
.t197-btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(143,59,36,,.4);}
.t197-btn-outline{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.7);}
.t197-btn-outline:hover{background:#fff;color:#8f3b24;border-color:#fff;}
.btn-red{background:#8f3b24;color:#fff;}
.t197-btn-white{background:#fff;color:#8f3b24;}

/* ========== Hero 大图 ========== */
.t197-hero{position:relative;min-height:580px;display:flex;align-items:center;overflow:hidden;background:linear-gradient(135deg,#1a1a2e 0%,#16213e 50%,#0f3460 100%);}
.t197-hero-bg{position:absolute;inset:0;}
.t197-hero-bg img{width:100%;height:100%;object-fit:cover;object-position:center;opacity:.35;}
.t197-hero-bg::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(26,26,46,.85) 0%,rgba(143,59,36,,.25) 50%,rgba(0,0,0,.6) 100%);z-index:1;}
.t197-hero-inner{position:relative;z-index:2;max-width:1440px;margin:0 auto;padding:0 20px;width:100%;display:grid;grid-template-columns:1fr 380px;gap:40px;align-items:center;}
.t197-hero-content h1{font-size:44px;font-weight:900;color:#fff;line-height:1.25;margin-bottom:18px;}
.t197-hero-content h1 em{color:#ff5252;font-style:normal;}
.t197-hero-content .t197-hero-sub{font-size:18px;color:rgba(255,255,255,.9);margin-bottom:30px;line-height:1.7;}
.t197-hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px;}
.t197-hero-tag{padding:6px 14px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);border-radius:20px;color:#fff;font-size:13px;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);}
.t197-hero-buttons{display:flex;gap:14px;flex-wrap:wrap;}
.t197-hero-form{background:rgba(255,255,255,.98);border-radius:16px;padding:30px;box-shadow:0 20px 50px rgba(0,0,0,.25);}
.t197-hero-form h3{font-size:20px;font-weight:700;color:#222;margin-bottom:8px;text-align:center;}
.t197-hero-form .t197-form-tip{font-size:13px;color:#8f3b24;text-align:center;margin-bottom:20px;}
.t197-hero-form .t197-form-group{margin-bottom:14px;}
.t197-hero-form input{height:46px;font-size:14px;background:#f7f7f7;border:1px solid #eee;}
.t197-hero-form input:focus{background:#fff;border-color:#8f3b24;}
.t197-hero-form .t197-btn-submit{width:100%;height:48px;background:linear-gradient(135deg,#8f3b24,#632817);color:#fff;border-radius:24px;font-weight:600;font-size:15px;cursor:pointer;margin-top:6px;transition:transform .3s,box-shadow .3s;min-height:44px;}
.t197-hero-form .t197-btn-submit:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(143,59,36,,.4);}

/* ========== 数据统计 ========== */
.t197-stats{background:#fff;padding:40px 20px;border-bottom:1px solid #f7e2d9;}
.t197-stats-grid{max-width:1440px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);gap:30px;}
.t197-stat-item{text-align:center;}
.t197-stat-num{font-size:36px;font-weight:900;color:#8f3b24;line-height:1;}
.t197-stat-num small{font-size:16px;font-weight:500;margin-left:2px;}
.t197-stat-label{font-size:14px;color:#888;margin-top:8px;}

/* ========== 关于我们 ========== */
.t197-about-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;}
.t197-about-text h3{font-size:26px;font-weight:700;color:#222;margin-bottom:16px;}
.t197-about-text p{font-size:15px;color:#666;line-height:1.8;margin-bottom:14px;}
.t197-about-advantages{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:24px;}
.t197-adv-item{display:flex;gap:12px;align-items:flex-start;padding:16px;background:#fffcfb;border-radius:12px;border-left:3px solid #8f3b24;}
.t197-adv-icon{width:40px;height:40px;background:#8f3b24;border-radius:10px;color:#fff;display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0;}
.t197-adv-item h4{font-size:15px;font-weight:600;color:#222;margin-bottom:4px;}
.t197-adv-item p{font-size:13px;color:#888;margin:0;line-height:1.5;}
.t197-about-img{position:relative;border-radius:16px;overflow:hidden;box-shadow:0 10px 30px rgba(0,0,0,.12);background:#fcf4f0;display:flex;align-items:center;justify-content:center;}
.t197-about-img img{width:100%;aspect-ratio:4/3;object-fit:cover;object-position:center;display:block;margin:0 auto;}

/* ========== 产品中心 4列 - 图片居中 ========== */
.t197-products-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;justify-content:center;align-items:stretch;}
.t197-product-card{background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 4px 16px rgba(0,0,0,.06);transition:transform .3s,box-shadow .3s;display:flex;flex-direction:column;}
.t197-product-card:hover{transform:translateY(-6px);box-shadow:0 12px 28px rgba(143,59,36,,.15);}
.t197-product-img{width:100%;aspect-ratio:1/1;overflow:hidden;background:#fafafa;display:flex;align-items:center;justify-content:center;padding:16px;position:relative;}
.t197-product-img img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;object-position:center;display:block;margin:0 auto;transition:transform .5s ease;}
.t197-product-card:hover .t197-product-img img{transform:scale(1.08);}
.t197-product-info{padding:18px 20px 22px;text-align:center;flex:1;display:flex;flex-direction:column;align-items:center;}
.t197-product-info h4{font-size:16px;font-weight:600;color:#222;margin-bottom:6px;}
.t197-product-info p{font-size:13px;color:#999;line-height:1.6;margin-bottom:12px;min-height:42px;}
.t197-product-info a{display:inline-flex;align-items:center;gap:4px;color:#8f3b24;font-size:13px;font-weight:500;margin-top:auto;}
.t197-product-info a:hover{gap:8px;}

/* ========== 服务流程 ========== */
.t197-process-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;position:relative;justify-content:center;}
.t197-process-steps::before{content:"";position:absolute;top:44px;left:8%;right:8%;height:2px;background:linear-gradient(90deg,#8f3b24,#ff8a80,#8f3b24);z-index:0;}
.t197-step-item{text-align:center;position:relative;z-index:1;}
.t197-step-num{width:88px;height:88px;background:#fff;border:3px solid #8f3b24;border-radius:50%;margin:0 auto 16px;display:flex;align-items:center;justify-content:center;font-size:32px;font-weight:900;color:#8f3b24;box-shadow:0 4px 12px rgba(143,59,36,,.15);transition:transform .3s,background .3s,color .3s;}
.t197-step-item:hover .t197-step-num{transform:scale(1.08);background:#8f3b24;color:#fff;}
.t197-step-item h4{font-size:17px;font-weight:600;color:#222;margin-bottom:6px;}
.t197-step-item p{font-size:13px;color:#888;}

/* ========== 客户案例 4列 - 图片居中 ========== */
.t197-cases-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;justify-content:center;align-items:stretch;}
.t197-case-card{border-radius:14px;overflow:hidden;box-shadow:0 4px 14px rgba(0,0,0,.06);background:#fff;transition:transform .3s,box-shadow .3s;display:flex;flex-direction:column;}
.t197-case-card:hover{transform:translateY(-4px);box-shadow:0 10px 24px rgba(0,0,0,.12);}
.t197-case-img{aspect-ratio:4/3;overflow:hidden;background:#f7e2d9;display:flex;align-items:center;justify-content:center;}
.t197-case-img img{width:100%;height:100%;object-fit:cover;object-position:center;display:block;margin:0 auto;transition:transform .5s ease;}
.t197-case-card:hover .t197-case-img img{transform:scale(1.05);}
.t197-case-info{padding:16px;text-align:center;}
.t197-case-info h4{font-size:15px;font-weight:600;color:#222;margin-bottom:4px;}
.t197-case-info p{font-size:12px;color:#999;}

/* ========== 服务承诺 5项 ========== */
.t197-promise-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;justify-content:center;}
.t197-promise-card{background:#fff;border-radius:14px;padding:28px 18px;text-align:center;box-shadow:0 4px 14px rgba(0,0,0,.05);transition:all .3s;border-top:3px solid transparent;}
.t197-promise-card:hover{transform:translateY(-4px);border-top-color:#8f3b24;box-shadow:0 10px 24px rgba(143,59,36,,.12);}
.t197-promise-ic{width:60px;height:60px;background:#fff0f0;color:#8f3b24;border-radius:50%;margin:0 auto 14px;display:flex;align-items:center;justify-content:center;font-size:28px;}
.t197-promise-card h4{font-size:16px;font-weight:600;color:#222;margin-bottom:6px;}
.t197-promise-card p{font-size:13px;color:#888;line-height:1.6;}

/* ========== 在线咨询 ========== */
.t197-consult{background:linear-gradient(135deg,#8f3b24,#632817);border-radius:20px;padding:50px 40px;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;max-width:1440px;margin:0 auto;}
.t197-consult-left h3{font-size:28px;font-weight:700;color:#fff;margin-bottom:12px;}
.t197-consult-left p{font-size:15px;color:rgba(255,255,255,.9);margin-bottom:24px;line-height:1.7;}
.t197-consult-phone{display:flex;align-items:center;gap:14px;background:rgba(255,255,255,.15);border-radius:14px;padding:18px 22px;margin-bottom:16px;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);}
.t197-consult-phone-icon{width:50px;height:50px;background:#fff;color:#8f3b24;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:24px;flex-shrink:0;}
.t197-consult-phone-text{color:#fff;}
.t197-consult-phone-text small{font-size:13px;opacity:.9;}
.t197-consult-phone-text strong{font-size:22px;display:block;font-weight:700;}
.t197-consult-right{background:#fff;border-radius:14px;padding:28px;}
.t197-consult-right h4{font-size:18px;font-weight:700;color:#222;margin-bottom:16px;text-align:center;}
.t197-consult-right .t197-form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:12px;}
.t197-consult-right .t197-form-group{margin-bottom:12px;}
.t197-consult-right input,.t197-consult-right textarea{height:46px;font-size:14px;background:#f9f9f9;border:1px solid #eee;}
.t197-consult-right textarea{height:90px;padding-top:12px;}
.t197-consult-right .t197-btn-submit{width:100%;height:48px;background:linear-gradient(135deg,#8f3b24,#632817);color:#fff;border-radius:24px;font-weight:600;font-size:15px;cursor:pointer;transition:transform .3s;min-height:44px;}
.t197-consult-right .t197-btn-submit:hover{transform:translateY(-2px);}

/* ========== FAQ ========== */
.t197-faq-list{max-width:900px;margin:0 auto;}
.t197-faq-item{background:#fff;border-radius:12px;margin-bottom:12px;overflow:hidden;box-shadow:0 2px 10px rgba(0,0,0,.04);transition:box-shadow .3s;}
.t197-faq-item.active{box-shadow:0 4px 16px rgba(143,59,36,,.12);}
.t197-faq-q{padding:18px 24px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-weight:600;font-size:15px;color:#222;min-height:44px;}
.t197-faq-q .t197-icon{width:28px;height:28px;background:#fff0f0;color:#8f3b24;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:18px;transition:transform .3s,background .3s,color .3s;flex-shrink:0;margin-left:10px;}
.t197-faq-item.active .t197-faq-q .t197-icon{transform:rotate(45deg);background:#8f3b24;color:#fff;}
.t197-faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease,padding .35s;}
.t197-faq-item.active .t197-faq-a{max-height:300px;padding:0 24px 20px;}
.t197-faq-a p{font-size:14px;color:#666;line-height:1.8;}

/* ========== 资讯区 - 仅展示4篇 ========== */
.t197-news-wrap{max-width:1440px;margin:0 auto;width:100%;}
.t197-news-wrap ul.t197-article-cards{display:grid;gap:24px;grid-template-columns:repeat(4,minmax(0,1fr));margin:0;padding:0;list-style:none;justify-content:center;}
.t197-news-wrap .t197-article-card{min-width:0;height:100%;display:flex;flex-direction:column;background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 14px rgba(0,0,0,.06);transition:all .3s ease;}
.t197-news-wrap .t197-article-card:hover{transform:translateY(-4px);box-shadow:0 12px 24px rgba(0,0,0,.1);}
.t197-news-wrap .t197-card-thumb{aspect-ratio:16/10;overflow:hidden;background:#fcf4f0;display:flex;align-items:center;justify-content:center;}
.t197-news-wrap .t197-card-thumb img{min-width:0;width:100%;height:100%;object-fit:cover;object-position:center;display:block;margin:0 auto;transition:transform .5s ease;}
.t197-news-wrap .t197-article-card:hover .t197-card-thumb img{transform:scale(1.05);}
.t197-news-wrap .t197-card-body{flex:1;display:flex;flex-direction:column;padding:16px;}
.t197-news-wrap .t197-card-title{min-height:2.8em;margin:0 0 8px;font-size:15px;font-weight:600;line-height:1.4;color:#222;}
.t197-news-wrap .t197-card-title a{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.t197-news-wrap .t197-card-title a:hover{color:#8f3b24;}
.t197-news-wrap .t197-card-date{font-size:12px;color:#999;margin-bottom:8px;}
.t197-news-wrap .t197-card-summary{font-size:13px;color:#666;line-height:1.6;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
/* 仅展示前4篇 */
.t197-news-wrap ul.t197-article-cards li:nth-child(n+5){display:none !important;}

/* ========== 底部CTA ========== */
.t197-cta-bottom{background:linear-gradient(135deg,#2d2d2d,#1a1a1a);padding:60px 20px;text-align:center;position:relative;overflow:hidden;}
.t197-cta-bottom::before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at center,rgba(143,59,36,,.18) 0%,transparent 70%);}
.t197-cta-bottom .t197-container{position:relative;z-index:1;max-width:1440px;margin:0 auto;}
.t197-cta-bottom h3{font-size:30px;font-weight:700;color:#fff;margin-bottom:12px;}
.t197-cta-bottom p{font-size:16px;color:rgba(255,255,255,.75);margin-bottom:28px;}
.t197-cta-bottom .t197-cta-buttons{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;}

/* ========== 详情页样式 ========== */
.breadcrumb-bar{background:#fff;border-bottom:1px solid #f7e2d9;padding:14px 0;}
.breadcrumb-bar .t197-container{display:flex;align-items:center;font-size:13px;color:#888;flex-wrap:nowrap;overflow-x:auto;-ms-overflow-style:none;scrollbar-width:none;white-space:nowrap;}
.breadcrumb-bar .t197-container::-webkit-scrollbar{display:none;}
.breadcrumb-bar a{color:#888;padding:4px 0;}
.breadcrumb-bar a:hover{color:#8f3b24;}
.breadcrumb-bar span{margin:0 8px;color:#ccc;}
.breadcrumb-bar .current{color:#8f3b24;}

.article-main{padding:40px 0 60px;}
.article-layout{max-width:1440px;margin:0 auto;padding:0 20px;display:grid;grid-template-columns:1fr 320px;gap:30px;align-items:flex-start;}
.article-content-wrap{background:#fff;border-radius:12px;padding:36px;box-shadow:0 2px 12px rgba(0,0,0,.04);min-width:0;}
.article-cover{border-radius:10px;overflow:hidden;margin-bottom:24px;background:#fcf4f0;display:flex;align-items:center;justify-content:center;}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;object-position:center;display:block;margin:0 auto;}
.article-header{margin-bottom:24px;padding-bottom:20px;border-bottom:1px solid #f7e2d9;}
.article-header h1{font-size:28px;font-weight:700;color:#222;line-height:1.4;margin-bottom:14px;}
.article-meta{display:flex;gap:20px;font-size:13px;color:#999;align-items:center;flex-wrap:wrap;}
.article-meta span{display:flex;align-items:center;gap:5px;}
.article-body{font-size:16px;color:#444;line-height:1.9;word-wrap:break-word;}
.article-body p{margin-bottom:18px;}
.article-body img{max-width:100%;height:auto;border-radius:8px;margin:16px auto;display:block;object-fit:contain;}
.article-body h2,.article-body h3{color:#222;margin:28px 0 14px;font-weight:700;line-height:1.4;}
.article-body h2{font-size:22px;}
.article-body h3{font-size:19px;}
.article-body ul,.article-body ol{padding-left:24px;margin-bottom:18px;}
.article-body ul li,.article-body ol li{margin-bottom:8px;line-height:1.8;color:#444;}
.article-body a{color:#8f3b24;text-decoration:underline;}
.article-summary{background:#fffcfb;border-left:4px solid #8f3b24;padding:14px 18px;border-radius:0 8px 8px 0;margin-bottom:20px;font-size:14px;color:#666;line-height:1.8;}
.article-cta{margin-top:30px;padding:24px;background:linear-gradient(135deg,#fff5f5,#ffebee);border-radius:12px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;}
.article-cta-text{font-size:15px;color:#333;}
.article-cta-text strong{color:#8f3b24;font-size:18px;}
.side-widget{background:#fff;border-radius:12px;padding:22px;margin-bottom:20px;box-shadow:0 2px 12px rgba(0,0,0,.04);}
.side-widget h4{font-size:16px;font-weight:700;color:#222;margin-bottom:16px;padding-bottom:10px;border-bottom:2px solid #8f3b24;display:inline-block;}
.side-widget ul.t197-article-cards{grid-template-columns:1fr;gap:12px;display:grid;margin:0;padding:0;list-style:none;}
.side-widget .t197-article-card{flex-direction:row;background:transparent;box-shadow:none;border-radius:0;overflow:visible;border-bottom:1px dashed #eee;padding-bottom:12px;}
.side-widget .t197-article-card:last-child{border-bottom:none;padding-bottom:0;}
.side-widget .t197-card-thumb{width:90px;aspect-ratio:1;flex-shrink:0;border-radius:8px;overflow:hidden;background:#fcf4f0;}
.side-widget .t197-card-body{padding:0 0 0 12px;justify-content:center;}
.side-widget .t197-card-summary{display:none;}
.side-widget .t197-card-title{min-height:auto;font-size:14px;margin-bottom:4px;line-height:1.5;}
.side-widget .t197-card-date{margin-bottom:0;}
.side-contact{background:linear-gradient(135deg,#8f3b24,#632817);color:#fff;border-radius:12px;padding:24px;text-align:center;}
.side-contact h4{color:#fff;border:none;padding:0;margin-bottom:10px;font-size:18px;display:block;}
.side-contact p{font-size:13px;opacity:.9;margin-bottom:16px;line-height:1.6;}
.side-contact .phone-big{font-size:22px;font-weight:700;margin-bottom:14px;display:block;}
.side-contact a.t197-btn-white{width:100%;}

/* ========== 页脚 ========== */
.t197-footer{background:#1a1a1a;color:#ccc;padding:50px 0 0;}
.t197-footer-grid{max-width:1440px;margin:0 auto;padding:0 20px 40px;display:grid;grid-template-columns:repeat(4,1fr);gap:30px;}
.t197-footer-col h4{font-size:16px;font-weight:700;color:#d4af37;margin-bottom:20px;text-align:center;}
.t197-footer-col p,.t197-footer-col a{font-size:14px;color:#ccc;line-height:2;display:block;text-align:left;}
.t197-footer-col a:hover{color:#8f3b24;}
.t197-footer-brand .t197-footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:14px;justify-content:flex-start;}
.t197-footer-brand .t197-footer-logo .t197-logo-mark{width:36px;height:36px;}
.t197-footer-brand .t197-footer-logo .t197-logo-text{color:#fff;font-size:18px;}
.t197-footer-brand p{font-size:13px;line-height:1.8;color:#999;}
.t197-footer-bottom{background:#111;border-top:1px solid #2a2a2a;padding:20px;text-align:center;}
.t197-footer-bottom p{font-size:13px;color:#888;line-height:2;}
.t197-footer-bottom a{color:#888;display:inline-block;margin:0 8px;}
.t197-footer-bottom a:hover{color:#8f3b24;}
.t197-friend-links{max-width:1440px;margin:0 auto;padding:15px 20px;border-top:1px solid #2a2a2a;text-align:center;}
.t197-friend-links a{color:#888;font-size:13px;margin:0 10px;display:inline-block;}
.t197-friend-links a:hover{color:#8f3b24;}

/* ========== 悬浮按钮 ========== */
.t197-floats{position:fixed;right:18px;bottom:90px;z-index:998;display:flex;flex-direction:column;gap:12px;}
.t197-float-btn{width:50px;height:50px;border-radius:50%;background:#fff;box-shadow:0 4px 14px rgba(0,0,0,.18);display:flex;align-items:center;justify-content:center;font-size:22px;color:#8f3b24;cursor:pointer;transition:transform .3s,background .3s,color .3s;}
.t197-float-btn:hover{transform:scale(1.08);background:#8f3b24;color:#fff;}
.t197-float-btn.t197-call{background:linear-gradient(135deg,#8f3b24,#632817);color:#fff;animation:pulse 2s infinite;}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(143,59,36,,.5);}50%{box-shadow:0 0 0 10px rgba(143,59,36,,0);}}
.t197-float-btn.t197-wechat{color:#07c160;}
.t197-float-btn.t197-wechat:hover{background:#07c160;color:#fff;}
.t197-float-btn.t197-top{color:#666;opacity:0;pointer-events:none;transition:opacity .3s;}
.t197-float-btn.t197-top.show{opacity:1;pointer-events:auto;}

/* ========== 移动端底部导航 ========== */
.t197-mobile-nav{display:none;position:fixed;bottom:0;left:0;right:0;background:#fff;box-shadow:0 -2px 12px rgba(0,0,0,.08);z-index:997;padding-bottom:env(safe-area-inset-bottom);}
.t197-mobile-nav-inner{display:grid;grid-template-columns:repeat(5,1fr);height:60px;}
.t197-mobile-nav-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;font-size:11px;color:#888;min-height:44px;}
.t197-mobile-nav-item .t197-ic{font-size:20px;}
.t197-mobile-nav-item.active{color:#8f3b24;}
.t197-mobile-nav-call{position:relative;margin-top:-20px;}
.t197-mobile-nav-call .t197-ic-wrap{width:52px;height:52px;border-radius:50%;background:linear-gradient(135deg,#8f3b24,#632817);color:#fff;display:flex;align-items:center;justify-content:center;font-size:24px;box-shadow:0 4px 12px rgba(143,59,36,,.4);}
.t197-mobile-nav-call span{font-size:11px;color:#8f3b24;font-weight:600;margin-top:2px;}

/* ========== 响应式断点 ========== */
@media (max-width:1440px){
  .t197-products-grid,.t197-cases-grid{grid-template-columns:repeat(3,1fr);gap:18px;}
  .t197-news-wrap ul.t197-article-cards{grid-template-columns:repeat(3,1fr);gap:18px;}
  .t197-promise-grid{grid-template-columns:repeat(3,1fr);gap:16px;}
  .t197-hero-inner{grid-template-columns:1fr;gap:30px;padding-top:40px;padding-bottom:40px;}
  .t197-hero{min-height:auto;}
  .t197-process-steps{grid-template-columns:repeat(4,1fr);gap:20px;}
  .t197-footer-grid{grid-template-columns:repeat(2,1fr);gap:24px;}
}
@media (max-width:960px){
  .t197-section{padding:50px 15px;}
  .t197-about-grid{grid-template-columns:1fr;gap:30px;}
  .t197-consult{grid-template-columns:1fr;padding:36px 24px;gap:28px;}
  .article-layout{grid-template-columns:1fr;}
  .t197-stats-grid{grid-template-columns:repeat(2,1fr);gap:24px;}
  .t197-process-steps{grid-template-columns:repeat(2,1fr);gap:24px;}
  .t197-process-steps::before{display:none;}
  .t197-products-grid,.t197-cases-grid{grid-template-columns:repeat(2,1fr);gap:16px;}
  .t197-product-img{padding:14px;}
  .t197-promise-grid{grid-template-columns:repeat(2,1fr);gap:14px;}
  .t197-footer-col h4{text-align:center;}
  .t197-footer-col p,.t197-footer-col a{text-align:center;}
  .t197-footer-brand .t197-footer-logo{justify-content:center;}
}
@media (max-width:700px){
  .t197-top-bar{display:none;}
  .t197-header-inner{height:58px;}
  .t197-main-nav{display:none;}
  .t197-header-cta{display:none;}
  .t197-hamburger{display:flex;}
  .t197-section{padding:40px 15px;}
  .t197-section-title{margin-bottom:32px;}
  .t197-section-title h2{font-size:24px;}
  .t197-section-title p{font-size:14px;}
  .t197-hero-content h1{font-size:28px;}
  .t197-hero-content .t197-hero-sub{font-size:15px;}
  .t197-hero-form{padding:22px;}
  .t197-hero-inner{padding:30px 15px;gap:20px;}
  .t197-products-grid,.t197-cases-grid{grid-template-columns:repeat(2,1fr);gap:12px;}
  .t197-product-img{padding:12px;height:auto;aspect-ratio:1/1;}
  .t197-product-info{padding:14px 12px 16px;}
  .t197-product-info h4{font-size:14px;}
  .t197-product-info p{font-size:12px;min-height:36px;margin-bottom:8px;}
  .t197-news-wrap ul.t197-article-cards{grid-template-columns:repeat(2,1fr);gap:14px;}
  .t197-promise-grid{grid-template-columns:1fr 1fr;gap:12px;}
  .t197-promise-card{padding:20px 12px;}
  .article-content-wrap{padding:20px;}
  .article-header h1{font-size:22px;}
  .t197-consult-right .t197-form-row{grid-template-columns:1fr;}
  .t197-consult{padding:28px 20px;border-radius:14px;}
  .t197-consult-left h3{font-size:22px;}
  .t197-cta-bottom h3{font-size:22px;}
  .t197-cta-bottom{padding:40px 15px;}
  .t197-floats{right:12px;bottom:80px;gap:10px;}
  .t197-float-btn{width:42px;height:42px;font-size:18px;}
  .t197-mobile-nav{display:block;}
  .t197-stats{padding:30px 15px;}
  .t197-stat-num{font-size:28px;}
  .t197-footer-grid{grid-template-columns:1fr;gap:20px;}
  .t197-footer{padding:36px 0 0;}
  .t197-step-num{width:72px;height:72px;font-size:26px;}
  .article-body{font-size:15px;}
  .article-body h2{font-size:20px;}
  .article-body h3{font-size:17px;}
}
@media (max-width:500px){
  .t197-hero{min-height:auto;}
  .t197-hero-content h1{font-size:24px;}
  .t197-hero-buttons{flex-direction:column;width:100%;}
  .t197-hero-buttons .t197-btn{width:100%;}
  .t197-products-grid,.t197-cases-grid,.t197-news-wrap ul.t197-article-cards{grid-template-columns:1fr;gap:14px;}
  .t197-product-img{padding:20px;aspect-ratio:1/1;}
  .t197-promise-grid{grid-template-columns:1fr 1fr;gap:10px;}
  .t197-promise-card{padding:18px 10px;}
  .t197-promise-ic{width:48px;height:48px;font-size:22px;margin-bottom:10px;}
  .t197-process-steps{grid-template-columns:1fr 1fr;gap:16px;}
  .t197-step-num{width:64px;height:64px;font-size:22px;margin-bottom:10px;}
  .t197-step-item h4{font-size:15px;}
  .t197-step-item p{font-size:12px;}
  .t197-consult{padding:24px 16px;}
  .t197-consult-phone{padding:14px 16px;}
  .t197-consult-phone-icon{width:42px;height:42px;font-size:20px;}
  .t197-consult-phone-text strong{font-size:18px;}
  .t197-hero-buttons .t197-btn{flex:1;padding:0 14px;font-size:14px;height:44px;}
  .article-cta{flex-direction:column;text-align:center;}
  .article-content-wrap{padding:16px;}
  .article-header h1{font-size:20px;}
  .t197-stats-grid{grid-template-columns:repeat(2,1fr);gap:16px;}
  .t197-stat-num{font-size:24px;}
  .t197-stat-label{font-size:12px;}
  input,textarea{height:46px;}
}
@media (max-height:500px) and (orientation:landscape){
  .t197-hero{min-height:auto;padding:30px 0;}
  .t197-hero-inner{gap:20px;grid-template-columns:1fr 340px;}
  .t197-mobile-nav{display:none !important;}
  body{padding-bottom:0;}
}

/* 移动端菜单弹出 */
.t197-mobile-menu{display:none;position:fixed;top:58px;left:0;right:0;background:#fff;box-shadow:0 8px 16px rgba(0,0,0,.08);z-index:998;padding:10px 0;border-top:1px solid #f7e2d9;}
.t197-mobile-menu.open{display:block;}
.t197-mobile-menu a{display:block;padding:14px 22px;font-size:15px;color:#333;border-bottom:1px solid #fcf4f0;min-height:44px;display:flex;align-items:center;}
.t197-mobile-menu a:hover{color:#8f3b24;background:#fffcfb;}
.t197-mobile-menu.open{display:block;}.t197-mobile-nav.open{display:block;}
.t197-hero{min-height:530px;}.t197-hero h1{font-size:48px;letter-spacing:0.5px;}main section img{border-radius:16px;}