/* ===== 宁波科隆新材料 静态官网 — 蓝色科技工业风 ===== */
:root{
  --blue-900:#072c52;
  --blue-800:#0a3d70;
  --blue-700:#0a4d8c;
  --blue-600:#1262ab;
  --blue-500:#1a6fb5;
  --blue-400:#4a92cf;
  --blue-200:#a8cdea;
  --blue-100:#e2effa;
  --blue-50:#f4f9fe;
  --accent:#f5a623;
  --accent-soft:#fdeed2;
  --ink:#1b2735;
  --muted:#5c6b7a;
  --line:#dfe8f2;
  --bg:#f5f8fc;
  --card:#ffffff;
  --radius:12px;
  --shadow:0 2px 10px rgba(7,44,82,.08);
  --shadow-lg:0 10px 30px rgba(7,44,82,.14);
  --font:-apple-system,"Segoe UI","Microsoft YaHei","PingFang SC","Noto Sans SC",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:var(--bg);font-size:15px;line-height:1.7}
img{max-width:100%;display:block}
a{color:var(--blue-600);text-decoration:none}
a:hover{color:var(--blue-700)}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}

/* ===== 顶部导航 ===== */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);box-shadow:0 1px 6px rgba(7,44,82,.06)}
.nav{display:flex;align-items:center;gap:28px;height:72px}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.brand img{height:46px;width:auto}
.brand-txt{line-height:1.25}
.brand-txt b{display:block;font-size:19px;color:var(--blue-800);letter-spacing:1px;white-space:nowrap}
.brand-txt span{display:block;font-size:11px;color:var(--muted);white-space:nowrap}
.nav-links{display:flex;gap:4px;margin-left:auto}
.nav-links a{padding:8px 14px;border-radius:8px;color:var(--ink);font-size:15px;font-weight:500}
.nav-links a:hover{background:var(--blue-50);color:var(--blue-700)}
.nav-links a.active{color:var(--blue-700);background:var(--blue-100)}
.lang-switch{display:flex;border:1px solid var(--line);border-radius:8px;overflow:hidden;flex:none}
.lang-switch a.lang-link{display:block;border:0;background:#fff;padding:8px 14px;font-size:14px;color:var(--muted);cursor:pointer;font-family:inherit;text-decoration:none}
.lang-switch a.lang-link.on{background:var(--blue-700);color:#fff}
.nav-toggle{display:none;border:0;background:none;font-size:22px;cursor:pointer;color:var(--blue-800);padding:6px}

/* ===== Hero ===== */
.hero{position:relative;color:#fff;overflow:hidden;background:var(--blue-900)}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.38}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(7,44,82,.92) 0%,rgba(7,44,82,.62) 45%,rgba(10,61,112,.35) 100%)}
.hero-in{position:relative;z-index:2;padding:96px 20px 84px;max-width:760px}
.hero-badge{display:inline-block;background:var(--accent);color:#3a2400;font-weight:700;font-size:14px;padding:6px 16px;border-radius:999px;margin-bottom:22px;letter-spacing:1px}
.hero h1{font-size:44px;line-height:1.25;font-weight:800;letter-spacing:2px}
.hero p{margin-top:18px;font-size:17px;color:rgba(255,255,255,.88);max-width:640px}
.hero-cta{margin-top:30px;display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 26px;border-radius:8px;font-weight:600;font-size:15px;border:0;cursor:pointer;font-family:inherit;transition:.18s}
.btn-primary{background:var(--accent);color:#3a2400}
.btn-primary:hover{background:#e69a12;color:#2a1a00}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.45)}
.btn-ghost:hover{background:rgba(255,255,255,.22)}
.hero-metrics{position:relative;z-index:2;display:flex;gap:0;margin-top:56px;border-top:1px solid rgba(255,255,255,.22);padding-top:24px;flex-wrap:wrap}
.hm{flex:1;min-width:140px}
.hm b{display:block;font-size:26px;font-weight:800}
.hm span{font-size:13px;color:rgba(255,255,255,.75)}

/* ===== 通用板块 ===== */
.section{padding:64px 0}
.section.alt{background:#fff}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px;flex-wrap:wrap}
.sec-title{font-size:28px;font-weight:800;color:var(--blue-900);letter-spacing:1px}
.sec-title small{display:block;font-size:13px;color:var(--muted);font-weight:500;letter-spacing:2px;text-transform:uppercase;margin-top:4px}
.sec-more{color:var(--blue-600);font-weight:600;white-space:nowrap;display:inline-flex;align-items:center;min-height:40px}

/* ===== 品牌卡片 ===== */
.brand-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.bcard{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);transition:.2s;position:relative;overflow:hidden}
.bcard::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--blue-500),var(--blue-400))}
.bcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.bcard .logo-en{font-size:26px;font-weight:800;color:var(--blue-700);letter-spacing:1px}
.bcard .logo-zh{font-size:14px;color:var(--muted);margin-top:2px}
html[lang="en"] .bcard .logo-zh{display:none}
.bcard p{font-size:14px;color:var(--muted);margin-top:12px}
.bcard .tags{margin-top:14px;display:flex;flex-wrap:wrap;gap:6px}
.tag{background:var(--blue-100);color:var(--blue-700);font-size:12px;padding:3px 10px;border-radius:999px}

/* ===== 品牌墙 ===== */
.brand-wall{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.bw-item{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px 12px;text-align:center;transition:.18s;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;min-height:96px}
.bw-item:hover{box-shadow:var(--shadow);transform:translateY(-2px)}
.bw-item img{max-height:44px;max-width:110px;object-fit:contain}
.bw-item span{font-size:12px;color:var(--muted)}

/* ===== 轮播（产品实拍） ===== */
.carousel{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);background:#062a4f}
.carousel-track{display:flex;transition:transform .5s ease}
.carousel-slide{flex:0 0 100%;position:relative;aspect-ratio:16/7;min-height:300px}
.carousel-slide img{width:100%;height:100%;object-fit:cover}
.carousel-slide .cap{position:absolute;left:0;right:0;bottom:0;padding:40px 24px 18px;background:linear-gradient(transparent,rgba(5,30,55,.85));color:#fff;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.carousel-btn{position:absolute;top:50%;transform:translateY(-50%);z-index:5;width:42px;height:42px;border-radius:50%;border:0;background:rgba(255,255,255,.85);color:var(--blue-800);font-size:18px;cursor:pointer;box-shadow:var(--shadow)}
.carousel-btn.prev{left:14px}
.carousel-btn.next{right:14px}
.carousel-dots{position:absolute;bottom:14px;left:50%;transform:translateX(-50%);display:flex;gap:7px;z-index:5}
.carousel-dots span{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.45);cursor:pointer}
.carousel-dots span.on{background:var(--accent)}

/* ===== 栏目入口 ===== */
.entry-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.entry{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);display:block;color:inherit;aspect-ratio:4/3;min-height:180px}
.entry img{width:100%;height:100%;object-fit:cover;transition:.25s}
.entry:hover img{transform:scale(1.05)}
.entry .ov{position:absolute;inset:0;background:linear-gradient(transparent 30%,rgba(6,42,79,.92));display:flex;flex-direction:column;justify-content:flex-end;padding:18px}
.entry b{color:#fff;font-size:18px}
.entry span{color:rgba(255,255,255,.8);font-size:12.5px;margin-top:4px}

/* ===== 文章卡片 ===== */
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.acard{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:10px;transition:.18s}
.acard:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.acard h3{font-size:16.5px;line-height:1.5;font-weight:700;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.acard .meta{font-size:12.5px;color:var(--muted);display:flex;gap:14px;align-items:center}
.acard .cat{background:var(--blue-100);color:var(--blue-700);font-size:12px;padding:2px 10px;border-radius:999px}
.acard .sum{font-size:13.5px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.acard .more{margin-top:auto;color:var(--blue-600);font-size:13.5px;font-weight:600}

/* ===== 列表页（筛选+分页） ===== */
.page-banner{position:relative;color:#fff;overflow:hidden;background:var(--blue-900);min-height:180px}
.page-banner img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.32}
.page-banner::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,44,82,.9),rgba(7,44,82,.55))}
.page-banner .wrap{position:relative;z-index:2;padding:52px 20px}
.page-banner h1{font-size:32px;font-weight:800;letter-spacing:2px}
.page-banner p{margin-top:8px;color:rgba(255,255,255,.85);max-width:680px}
.list-layout{display:grid;grid-template-columns:250px 1fr;gap:28px;align-items:start}
.filter-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px;position:sticky;top:88px}
.filter-box h4{font-size:14px;color:var(--blue-800);margin-bottom:10px;letter-spacing:1px}
.filter-list{max-height:460px;overflow:auto;display:flex;flex-direction:column;gap:2px}
.filter-list button{border:0;background:none;text-align:left;padding:10px;border-radius:7px;cursor:pointer;font-size:13.5px;color:var(--ink);font-family:inherit;display:flex;justify-content:space-between;gap:8px;min-height:40px}
.filter-list button:hover{background:var(--blue-50)}
.filter-list button.on{background:var(--blue-700);color:#fff}
.filter-list button .n{font-size:11.5px;opacity:.7}
.list-head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:18px;flex-wrap:wrap}
.list-head b{font-size:17px;color:var(--blue-900)}
.list-head .search input{border:1px solid var(--line);border-radius:8px;padding:9px 14px;font-size:14px;width:240px;font-family:inherit}
.list-articles{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.pagination{display:flex;gap:8px;justify-content:center;margin-top:30px;flex-wrap:wrap}
.pagination button,.pagination a{border:1px solid var(--line);background:#fff;min-width:38px;height:38px;border-radius:8px;cursor:pointer;font-size:14px;font-family:inherit;color:var(--ink);text-decoration:none;display:inline-flex;align-items:center;justify-content:center;padding:0 12px}
.pagination button.on,.pagination a.on,.pagination span.on{background:var(--blue-700);color:#fff;border-color:var(--blue-700)}
.pagination button:hover:not(.on),.pagination a:hover:not(.on){border-color:var(--blue-500)}
.empty-tip{grid-column:1/-1;text-align:center;color:var(--muted);padding:60px 0}

/* ===== 图库 ===== */
.tabs{display:flex;gap:6px;margin-bottom:26px;flex-wrap:wrap}
.tabs button,
.gallery-desc{color:#5b6a78;font-size:14px;line-height:1.9;margin:0 auto 24px;max-width:940px;text-align:justify}
.tabs a{border:1px solid var(--line);background:#fff;padding:9px 22px;border-radius:8px;cursor:pointer;font-size:14.5px;font-weight:600;font-family:inherit;color:var(--ink);text-decoration:none;display:inline-block}
.tabs button.on,.tabs a.on{background:var(--blue-700);color:#fff;border-color:var(--blue-700)}
.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.g-item{border-radius:10px;overflow:hidden;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow)}
.g-item img{width:100%;aspect-ratio:1/1;object-fit:cover;cursor:zoom-in;transition:.2s}
.g-item img:hover{transform:scale(1.03)}
.g-item .g-cap{padding:10px 12px;font-size:12.5px;color:var(--muted)}

/* ===== 详情页 ===== */
.article-main{max-width:860px;margin:0 auto}
.breadcrumb{font-size:13px;color:var(--muted);padding:22px 0 6px}
.breadcrumb a{color:var(--muted)}
.article-title{font-size:30px;font-weight:800;color:var(--blue-900);line-height:1.4;margin:10px 0 14px}
.article-meta{display:flex;gap:18px;color:var(--muted);font-size:13.5px;padding-bottom:20px;border-bottom:1px solid var(--line);flex-wrap:wrap;align-items:center}
.article-body{padding:26px 0 10px;font-size:16px;line-height:1.95}
.article-body p{margin:0 0 16px}
.article-body h2{font-size:22px;color:var(--blue-900);margin:30px 0 14px;padding-left:12px;border-left:4px solid var(--blue-500)}
.article-body h3{font-size:18px;color:var(--blue-800);margin:24px 0 10px}
.article-body strong{color:var(--ink)}
.article-body ul,.article-body ol{margin:0 0 16px;padding-left:24px}
.article-body li{margin-bottom:6px}
.article-body table{width:100%;border-collapse:collapse;margin:0 0 18px;font-size:14px}
.article-body th{background:var(--blue-800);color:#fff;padding:9px 12px;text-align:left;font-weight:600}
.article-body td{padding:8px 12px;border:1px solid var(--line)}
.article-body tr:nth-child(even) td{background:var(--blue-50)}
.article-body blockquote{border-left:4px solid var(--blue-400);background:var(--blue-50);padding:12px 18px;margin:0 0 16px;color:var(--muted)}
.article-body code{background:var(--blue-100);padding:2px 7px;border-radius:5px;font-size:13.5px}
.article-body img{border-radius:10px;margin:10px 0}
.article-cta{background:linear-gradient(120deg,var(--blue-800),var(--blue-600));border-radius:var(--radius);color:#fff;padding:30px;margin:34px 0;text-align:center}
.article-cta b{font-size:19px}
.article-cta p{margin:10px 0 18px;color:rgba(255,255,255,.85);font-size:14.5px}
.related{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;margin-bottom:40px}
.related h3{font-size:17px;color:var(--blue-900);margin-bottom:16px}
.related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.related a{display:block;background:var(--blue-50);border-radius:8px;padding:12px 14px;font-size:14px;color:var(--ink);line-height:1.5}
.related a:hover{color:var(--blue-700);background:var(--blue-100)}
.related a small{display:block;color:var(--muted);font-size:12px;margin-top:4px}
.pn-nav{display:flex;gap:14px;margin:20px 0 34px}
.pn-nav a,.pn-empty{flex:1;display:flex;flex-direction:column;gap:6px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;transition:.18s;min-width:0}
.pn-nav a:hover{border-color:var(--blue-500);box-shadow:var(--shadow)}
.pn-nav small{color:var(--muted);font-size:12.5px}
.pn-nav span{font-size:14.5px;color:var(--ink);font-weight:600;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pn-nav .pn-next{text-align:right}
.pn-empty{opacity:0;pointer-events:none}
@media(max-width:640px){.pn-nav{flex-direction:column}}

/* ===== 联系页 ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:28px;align-items:start}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
.contact-card h3{font-size:18px;color:var(--blue-900);margin-bottom:16px}
.c-row{display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line);font-size:14.5px}
.c-row:last-child{border-bottom:0}
.c-row .ic{color:var(--blue-600);font-weight:700;width:64px;flex:none}
.c-row a{color:var(--ink)}
.contact-form{display:flex;flex-direction:column;gap:14px}
.contact-form label{font-size:13.5px;color:var(--muted)}
.contact-form input,.contact-form textarea,.contact-form select{border:1px solid var(--line);border-radius:8px;padding:11px 14px;font-size:14.5px;font-family:inherit;width:100%}
.contact-form input:focus,.contact-form textarea:focus{outline:2px solid var(--blue-400);border-color:var(--blue-500)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.about-sec{padding:64px 0;background:#fff}
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center}
.about-grid img{border-radius:var(--radius);box-shadow:var(--shadow-lg);width:100%;aspect-ratio:4/3;object-fit:cover}
.about-grid h2{font-size:26px;color:var(--blue-900);margin-bottom:16px}
.about-grid p{color:var(--muted);margin-bottom:14px}
.about-grid .points{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:18px}
.point{background:var(--blue-50);border-radius:10px;padding:14px}
.point b{color:var(--blue-800);font-size:14.5px}
.point span{display:block;font-size:12.5px;color:var(--muted);margin-top:3px}

/* ===== 页脚 ===== */
.site-footer{background:var(--blue-900);color:rgba(255,255,255,.85);padding:48px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,.15)}
.footer-grid h4{color:#fff;font-size:15px;margin-bottom:14px}
.footer-grid p,.footer-grid a{font-size:13.5px;color:rgba(255,255,255,.75);line-height:1.9}
.footer-grid a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;padding-top:18px;font-size:12.5px;color:rgba(255,255,255,.6)}

/* ===== 响应式 ===== */
@media(max-width:1024px){
  .brand-cards,.article-grid{grid-template-columns:repeat(2,1fr)}
  .entry-grid{grid-template-columns:repeat(2,1fr)}
  .brand-wall{grid-template-columns:repeat(4,1fr)}
  .gallery-grid{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:768px){
  .nav{height:auto;flex-wrap:wrap;padding:10px 0;gap:10px}
  .nav-toggle{display:block;margin-left:auto}
  .nav-links{display:none;width:100%;flex-direction:column;background:#fff;border-top:1px solid var(--line);padding:8px 0}
  .nav-links.open{display:flex}
  .lang-switch{margin-left:auto}
  .hero-in{padding:60px 20px 56px}
  .hero h1{font-size:30px}
  .hero p{font-size:15px}
  .sec-title{font-size:22px}
  .brand-cards,.article-grid{grid-template-columns:1fr}
  .entry-grid{grid-template-columns:1fr 1fr}
  .entry{min-height:0}
  .brand-wall{grid-template-columns:repeat(3,1fr)}
  .gallery-grid{grid-template-columns:repeat(2,1fr)}
  .list-layout{grid-template-columns:1fr}
  .filter-box{position:static}
  .filter-list{max-height:none}
  .list-articles{grid-template-columns:1fr}
  .contact-grid,.about-grid,.footer-grid{grid-template-columns:1fr}
  .article-title{font-size:23px}
  .carousel-slide{aspect-ratio:4/3;min-height:220px}
  .form-row{grid-template-columns:1fr}
  .about-grid .points{grid-template-columns:1fr}
}

/* ===== 浮动聊天按钮 / 价格提示 ===== */
.float-chat{position:fixed;right:18px;bottom:22px;z-index:300;display:flex;flex-direction:column;gap:10px}
.fc-btn{width:52px;height:52px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:15px;border:0;cursor:pointer;box-shadow:0 6px 18px rgba(0,0,0,.22);font-family:inherit;text-decoration:none;transition:transform .15s}
.fc-btn:hover{transform:translateY(-2px)}
.fc-wa{background:#25D366}
.fc-wx{background:#07C160}
.price-note{margin:14px 0 22px;padding:11px 16px;border-radius:8px;background:#fff8e6;border:1px solid #f0d47a;color:#8a6d1a;font-size:14px;line-height:1.6}
#fc-toast{position:fixed;left:50%;bottom:86px;transform:translateX(-50%);background:rgba(20,30,40,.92);color:#fff;padding:10px 18px;border-radius:8px;font-size:14px;opacity:0;pointer-events:none;transition:opacity .25s;z-index:400;max-width:80vw}
#fc-toast.show{opacity:1}

/* ===== 品牌专属页 ===== */
.brand-page{padding:34px 20px 50px}
.breadcrumb{font-size:13px;color:#8a94a6;margin-bottom:22px}
.breadcrumb a{color:#4a7fd4;text-decoration:none}
.breadcrumb a:hover{text-decoration:underline}
.brand-hero{display:flex;align-items:center;gap:22px;background:#fff;border:1px solid #e6ecf4;border-radius:14px;padding:28px 30px;margin-bottom:18px}
.brand-logo{flex:0 0 150px;height:90px;display:flex;align-items:center;justify-content:center;border:1px solid #eef2f8;border-radius:10px;background:#fff;padding:10px}
.brand-logo img{max-width:100%;max-height:100%;object-fit:contain}
.brand-head h1{font-size:26px;margin:0 0 8px}
.brand-head .country{display:inline-block;background:#eaf3ff;color:#2a6bb8;font-size:13px;padding:5px 12px;border-radius:20px}
.brand-desc{background:#fff;border:1px solid #e6ecf4;border-radius:14px;padding:22px 26px;margin-bottom:26px;line-height:1.9;color:#3a4556}
.brand-sec{font-size:20px;margin:8px 0 18px;padding-left:12px;border-left:4px solid #2a6bb8}
.brand-list{background:#fff;border:1px solid #e6ecf4;border-radius:14px;padding:10px 22px;margin-bottom:30px}
.brand-art{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:14px 4px;border-bottom:1px dashed #e6ecf4}
.brand-art:last-child{border-bottom:none}
.brand-art a{color:#1f2a3a;text-decoration:none;font-size:15px;line-height:1.5;flex:1}
.brand-art a:hover{color:#2a6bb8}
.brand-art .meta{flex:0 0 auto;color:#8a94a6;font-size:12px;white-space:nowrap}
.brand-list .empty{padding:26px 6px;color:#8a94a6;text-align:center}
.brand-cta{background:linear-gradient(120deg,#173d6e,#2a6bb8);border-radius:14px;color:#fff;padding:30px 34px;text-align:center}
.brand-cta b{font-size:20px}
.brand-cta p{font-size:13px;opacity:.85;margin:8px 0 18px}
.brand-cta .btn{display:inline-block;padding:11px 28px;border-radius:8px;text-decoration:none;font-weight:600;margin:0 6px}
.brand-cta .btn-primary{background:#ffb400;color:#1f2a3a}
.brand-cta .btn-ghost{background:transparent;border:1px solid rgba(255,255,255,.45)}
@media (max-width:640px){.brand-hero{flex-direction:column;text-align:center}.brand-art{flex-direction:column;align-items:flex-start;gap:4px}}

/* ===== 文章尾部咨询卡 (cta-box) ===== */
.cta-box{background:var(--blue-900);border-radius:var(--radius);padding:26px 28px;margin:0 0 30px;box-shadow:var(--shadow-lg)}
.cta-box h3{font-size:19px;font-weight:600;color:#fff;margin-bottom:10px;line-height:1.5}
.cta-box .cta-sub{font-size:14px;color:var(--blue-200);margin-bottom:18px;line-height:1.75}
.cta-actions{display:flex;flex-wrap:wrap;gap:10px}
.cta-btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:11px 20px;border-radius:8px;font-size:14px;font-weight:500;font-family:var(--font);line-height:1.3;border:1px solid transparent;cursor:pointer;transition:.18s;text-decoration:none}
.cta-tel{background:var(--accent);color:#1b2735}
.cta-tel:hover{background:#ffb733;color:#1b2735}
.cta-wx{background:#fff;color:var(--blue-900)}
.cta-wx:hover{background:var(--blue-100);color:var(--blue-900)}
.cta-mail{background:transparent;color:#fff;border-color:rgba(255,255,255,.42)}
.cta-mail:hover{border-color:#fff;color:#fff}
@media (max-width:640px){.cta-box{padding:20px 18px}.cta-box h3{font-size:17px}.cta-actions{flex-direction:column;align-items:stretch}.cta-btn{width:100%}}
/* ===== 页脚联系方式行 ===== */
.contact-line{display:flex;align-items:center;flex-wrap:wrap;gap:8px}
.contact-line .cl-tel{color:rgba(255,255,255,.92)}
.contact-line .cl-tel:hover{color:#fff;text-decoration:underline}
.cl-copy{font-family:var(--font);font-size:12px;line-height:1;padding:5px 10px;border-radius:6px;cursor:pointer;background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.4);transition:.18s}
.cl-copy:hover{background:rgba(255,255,255,.26)}