/* =========================================================
   带路集团官网 v2026 — 设计系统
   参考：www.dailuchuhai.com 版面/组件体系
   品牌：红 #E62129（主） · 深蓝 #0F2B46（出海辅色，与小程序一致）
   内容主源：带路集团画册（逐字复用，不改写）
   ========================================================= */

:root{
  --red:#E62129;
  --red-dark:#C41A21;
  --gold:#C9A86C;
  --blue:#0F2B46;
  --ink:#1b1f24;
  --slate:#5a6169;
  --muted:#8a9099;
  --line:#e4e7eb;
  --bg:#ffffff;
  --bg-alt:#f6f7f9;
  --tint:#FCEBEB;
  --tint2:#FFF6F6;
  --maxw:1180px;
  --radius:14px;
  --shadow:0 6px 28px rgba(27,31,36,.06);
  --shadow-sm:0 2px 12px rgba(27,31,36,.05);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);
  font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4{margin:0;color:var(--ink);line-height:1.25;font-weight:700;letter-spacing:-.01em;}
p{margin:0 0 1rem;color:var(--slate);}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* ---------- 按钮 ---------- */
.dc-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.4em;
  padding:13px 30px;border-radius:999px;font-size:1rem;font-weight:600;cursor:pointer;
  transition:.2s ease;border:1px solid transparent;
}
.dc-btn--red{background:var(--red);color:#fff;}
.dc-btn--red:hover{background:var(--red-dark);transform:translateY(-1px);box-shadow:0 8px 20px rgba(230,33,41,.25);}
.dc-btn--ghost{background:transparent;color:var(--red);border-color:var(--red);}
.dc-btn--ghost:hover{background:var(--tint);}
.dc-btn--light{background:#fff;color:var(--red);}
.dc-btn--light:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(0,0,0,.12);}

/* ---------- 顶部导航 ---------- */
.dc-nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--line);}
.dc-nav-inner{display:flex;align-items:center;gap:2rem;height:72px;max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.dc-logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.2rem;color:var(--ink);}
.dc-logo .mark{width:30px;height:30px;border-radius:8px;background:var(--red);color:#fff;display:flex;align-items:center;justify-content:center;font-size:.9rem;font-weight:800;}
.dc-logo small{display:block;font-size:.62rem;font-weight:600;color:var(--muted);letter-spacing:.18em;margin-top:2px;}
.dc-nav-menu{display:flex;gap:1.8rem;margin-left:auto;list-style:none;padding:0;font-size:.95rem;font-weight:500;}
.dc-nav-menu a{position:relative;padding:6px 0;color:var(--ink);}
.dc-nav-menu a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--red);transition:.2s;}
.dc-nav-menu a:hover::after,.dc-nav-menu a.active::after{width:100%;}
.dc-nav-cta{margin-left:1.2rem;}
.dc-nav-toggle{display:none;background:none;border:0;font-size:1.6rem;color:var(--ink);cursor:pointer;margin-left:auto;}

/* ---------- Hero ---------- */
.dc-hero{position:relative;background:linear-gradient(180deg,#fff 0%,#fbfbfc 100%);}
.dc-hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:3rem;align-items:center;padding:clamp(3.5rem,8vh,6.5rem) 0 clamp(3rem,7vh,5rem);}
.dc-eyebrow{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--red);margin-bottom:1rem;}
.dc-hero h1{font-size:clamp(2.3rem,4.6vw,3.6rem);line-height:1.1;margin-bottom:1.1rem;}
.dc-hero-lede{font-size:clamp(1rem,1.4vw,1.18rem);max-width:520px;margin-bottom:2rem;}
.dc-hero-actions{display:flex;gap:1rem;flex-wrap:wrap;}
.dc-hero-figure{display:flex;align-items:center;justify-content:center;padding:12px;}
.dc-hero-figure img{width:100%;max-width:480px;height:auto;display:block;}

/* ---------- 统计带 ---------- */
.dc-statband{background:var(--ink);color:#fff;}
.dc-statband .container{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;padding:2.4rem 24px;}
.dc-stat{text-align:center;border-right:1px solid rgba(255,255,255,.12);}
.dc-stat:last-child{border-right:0;}
.dc-stat-num{font-size:clamp(1.8rem,3vw,2.6rem);font-weight:800;color:#fff;line-height:1;}
.dc-stat-num span{color:var(--red);font-size:.7em;}
.dc-stat-label{font-size:.85rem;color:rgba(255,255,255,.7);margin-top:.5rem;}

/* ---------- 区块通用 ---------- */
.dc-section{padding:clamp(3.5rem,7vw,5.5rem) 0;}
.dc-section--alt{background:var(--bg-alt);}
.dc-head{max-width:720px;margin:0 auto clamp(2rem,4vw,3rem);text-align:center;}
.dc-head .dc-eyebrow{margin-bottom:.7rem;}
.dc-h2{font-size:clamp(1.6rem,3vw,2.3rem);}
.dc-lede{color:var(--slate);margin-top:.8rem;font-size:1.02rem;}

/* ---------- 卡片网格（品牌展示/优势/案例/团队） ---------- */
.dc-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem;}
.dc-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.8rem;box-shadow:var(--shadow-sm);transition:.2s;}
.dc-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#f0c9c9;}
.dc-card h3{font-size:1.2rem;margin-bottom:.6rem;display:flex;align-items:center;gap:.5rem;}
.dc-card p{margin:0;font-size:.95rem;}
.dc-icon{width:38px;height:38px;border-radius:10px;background:var(--tint);color:var(--red);display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;}
.dc-icon svg{width:20px;height:20px;}

/* ---------- 团队成员 ---------- */
.dc-team{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem;}
.dc-member{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:.2s;}
.dc-member:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#f0c9c9;}
.dc-member-photo{position:relative;aspect-ratio:3/4;overflow:hidden;background:#f7f7f7;display:flex;align-items:center;justify-content:center;}
.dc-member-photo img{width:100%;height:100%;object-fit:contain;display:block;transition:transform .3s ease;background:#f7f7f7;}
.dc-member:hover .dc-member-photo img{transform:scale(1.03);}
.dc-member-info{padding:1.4rem 1.5rem 1.6rem;}
.dc-member-info h3{font-size:1.15rem;margin-bottom:.3rem;}
.dc-member-info h3 span{font-size:.85rem;color:var(--slate);font-weight:400;margin-left:6px;}
.dc-member-info p{font-size:.9rem;margin:0;color:var(--slate);line-height:1.75;}

/* ---------- 服务卡（带 tag chips） ---------- */
.dc-services{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem;}
.dc-service{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.8rem 1.8rem 1.6rem;box-shadow:var(--shadow-sm);transition:.2s;overflow:hidden;}
.dc-service::before{content:"";position:absolute;left:0;top:0;height:4px;width:100%;background:var(--red);transform:scaleX(0);transform-origin:left;transition:.25s;}
.dc-service:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.dc-service:hover::before{transform:scaleX(1);}
.dc-tag{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.04em;padding:3px 10px;border-radius:999px;background:var(--tint);color:var(--red);margin-bottom:1rem;}
.dc-tag--gold{background:#f6efe2;color:var(--gold);}
.dc-tag--blue{background:#e8edf3;color:var(--blue);}
.dc-service h3{font-size:1.22rem;margin-bottom:.5rem;}
.dc-service p{font-size:.93rem;margin:0 0 1rem;}
.dc-service .more{font-size:.88rem;font-weight:600;color:var(--red);}

/* ---------- 三档业务 ---------- */
.dc-tiers{display:grid;gap:1.4rem;}
.dc-tier{display:grid;grid-template-columns:240px 1fr;gap:2rem;align-items:start;background:#fff;border:1px solid var(--line);border-left:4px solid var(--red);border-radius:var(--radius);padding:1.8rem 2rem;box-shadow:var(--shadow-sm);}
.dc-tier--gold{border-left-color:var(--gold);}
.dc-tier--blue{border-left-color:var(--blue);}
.dc-tier-head .en{display:block;font-size:1.4rem;font-weight:800;color:var(--red);line-height:1.1;}
.dc-tier--gold .en{color:var(--gold);}
.dc-tier--blue .en{color:var(--blue);}
.dc-tier-head .cn{display:block;font-size:1.2rem;font-weight:700;margin-top:4px;}
.dc-tier-head .desc{display:block;font-size:.88rem;color:var(--slate);margin-top:8px;}
.dc-tier-items{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;}
.dc-tier-item{background:var(--tint2);border-radius:10px;padding:.9rem 1.1rem;}
.dc-tier-item strong{display:block;font-size:1.02rem;color:var(--ink);margin-bottom:4px;}
.dc-tier-item span{display:block;font-size:.86rem;color:var(--slate);}

/* ---------- 编号步骤（流程 / 为什么选择） ---------- */
.dc-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1.4rem;}
.dc-step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.8rem 1.6rem;box-shadow:var(--shadow-sm);}
.dc-step-num{width:42px;height:42px;border-radius:50%;background:var(--red);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.1rem;margin-bottom:1rem;}
.dc-step h4{font-size:1.1rem;margin-bottom:.5rem;}
.dc-step p{font-size:.9rem;margin:0;}
.dc-steps--2{grid-template-columns:repeat(2,1fr);}

/* ---------- 洞察 ---------- */
.dc-insights{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem;}
.dc-insight{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.8rem;box-shadow:var(--shadow-sm);transition:.2s;}
.dc-insight:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.dc-insight .cat{display:inline-block;align-self:flex-start;font-size:.72rem;font-weight:700;padding:3px 10px;border-radius:999px;background:var(--tint);color:var(--red);margin-bottom:1rem;}
.dc-insight h4{font-size:1.12rem;margin-bottom:.6rem;line-height:1.4;}
.dc-insight p{font-size:.92rem;flex:1;}
.dc-insight .more{font-size:.88rem;font-weight:600;color:var(--red);margin-top:.6rem;}

/* ---------- 双栏（企业概况 / 服务理念） ---------- */
.dc-split{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center;}
.dc-figure{display:flex;justify-content:center;}
.dc-figure img{max-width:420px;width:100%;}

/* ---------- CTA 带 ---------- */
.dc-cta{background:linear-gradient(135deg,var(--red) 0%,var(--red-dark) 100%);color:#fff;}
.dc-cta .container{text-align:center;padding:3.5rem 24px;}
.dc-cta h2{color:#fff;font-size:clamp(1.5rem,3vw,2.2rem);margin-bottom:1rem;}
.dc-cta p{color:rgba(255,255,255,.92);max-width:560px;margin:0 auto 1.6rem;}

/* ---------- 页脚 ---------- */
.dc-footer{background:var(--ink);color:rgba(255,255,255,.75);}
.dc-footer .container{padding-top:3.2rem;padding-bottom:1.6rem;}
.dc-footer-cols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr 1.2fr;gap:2rem;}
.dc-footer-col h4{color:#fff;font-size:.95rem;margin-bottom:1rem;letter-spacing:.02em;}
.dc-footer-col a{display:block;color:rgba(255,255,255,.7);font-size:.9rem;padding:5px 0;transition:.2s;}
.dc-footer-col a:hover{color:#fff;}
.dc-footer-brand .dc-logo{color:#fff;margin-bottom:.8rem;}
.dc-footer-brand p{font-size:.88rem;color:rgba(255,255,255,.6);max-width:280px;}
.dc-footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:2rem;padding-top:1.2rem;font-size:.82rem;color:rgba(255,255,255,.5);line-height:1.9;}
.dc-footer-bottom a{color:rgba(255,255,255,.6);}
.dc-copyright{display:block;}
/* ICP 备案号：置于版权行下方，与版权行保持相同字号 */
.dc-beian{display:block;margin-top:.35rem;font-size:.82rem;color:rgba(255,255,255,.55);}
.dc-beian a{color:rgba(255,255,255,.7);text-decoration:underline;}


/* ---------- 内页标题栏 ---------- */
.dc-pagehead{background:linear-gradient(135deg,var(--ink) 0%,#2a3038 100%);color:#fff;padding:clamp(2.5rem,5vw,3.6rem) 0;}
.dc-pagehead .eyebrow{color:#ff8a8a;}
.dc-pagehead h1{color:#fff;font-size:clamp(1.8rem,3.4vw,2.6rem);margin-top:.4rem;}
.dc-pagehead p{color:rgba(255,255,255,.78);max-width:620px;margin-top:.8rem;}
.dc-breadcrumb{font-size:.82rem;color:rgba(255,255,255,.55);margin-bottom:.6rem;}
.dc-breadcrumb a:hover{color:#fff;}

/* ---------- 联系页 ---------- */
.dc-contact{display:grid;grid-template-columns:1fr 1fr;gap:2.4rem;}
.dc-contact-info .item{display:flex;gap:1rem;padding:1.1rem 0;border-bottom:1px solid var(--line);}
.dc-contact-info .item .dc-icon{flex:0 0 auto;}
.dc-contact-info .item h4{font-size:1rem;margin-bottom:.2rem;}
.dc-contact-info .item p{margin:0;font-size:.92rem;}
.dc-form{background:var(--bg-alt);border:1px solid var(--line);border-radius:var(--radius);padding:1.8rem;}
.dc-form label{display:block;font-size:.85rem;font-weight:600;margin:0 0 .4rem;}
.dc-form input,.dc-form textarea{width:100%;padding:11px 14px;border:1px solid var(--line);border-radius:10px;font-family:inherit;font-size:.95rem;margin-bottom:1.1rem;background:#fff;}
.dc-form textarea{min-height:120px;resize:vertical;}

/* ---------- 响应式 ---------- */
@media(max-width:980px){
  .dc-hero-inner{grid-template-columns:1fr;gap:2rem;}
  .dc-hero-figure{order:-1;}
  .dc-statband .container{grid-template-columns:repeat(2,1fr);gap:1rem;}
  .dc-stat:nth-child(2){border-right:0;}
  .dc-cards,.dc-services,.dc-insights,.dc-team{grid-template-columns:repeat(2,1fr);}
  .dc-steps{grid-template-columns:repeat(2,1fr);}
  .dc-steps--2{grid-template-columns:1fr;}
  .dc-split,.dc-contact{grid-template-columns:1fr;}
  .dc-tier{grid-template-columns:1fr;}
  .dc-tier-head{border-right:0;padding-right:0;border-bottom:1px solid var(--line);padding-bottom:1rem;}
  .dc-footer-cols{grid-template-columns:repeat(2,1fr);}
}
@media(max-width:680px){
  .dc-nav-menu,.dc-nav-cta{display:none;}
  .dc-nav-toggle{display:block;}
  .dc-nav.menu-open .dc-nav-menu{display:flex;position:absolute;top:72px;left:0;right:0;flex-direction:column;background:#fff;padding:1rem 24px;gap:.4rem;border-bottom:1px solid var(--line);box-shadow:var(--shadow);}
  .dc-nav.menu-open .dc-nav-cta{display:inline-flex;position:absolute;top:calc(72px + 12rem);left:24px;right:24px;justify-content:center;}
  .dc-cards,.dc-services,.dc-insights,.dc-team,.dc-steps{grid-template-columns:1fr;}
  .dc-statband .container{grid-template-columns:1fr;}
  .dc-stat{border-right:0;border-bottom:1px solid rgba(255,255,255,.12);padding-bottom:1rem;}
  .dc-stat:last-child{border-bottom:0;}
  .dc-footer-cols{grid-template-columns:1fr;}
}

/* ---------- 文章详情正文 ---------- */
.dc-article{max-width:760px;margin:0 auto;font-size:1.02rem;line-height:1.9;color:#2a2f36;}
.dc-article h2{font-size:1.5rem;margin:2.2rem 0 1rem;padding-left:.8rem;border-left:4px solid var(--red);color:var(--ink);}
.dc-article h3{font-size:1.22rem;margin:1.8rem 0 .8rem;color:var(--ink);}
.dc-article p{margin:0 0 1.1rem;}
.dc-article ul,.dc-article ol{margin:0 0 1.2rem;padding-left:1.5rem;}
.dc-article li{margin:.4rem 0;}
.dc-article strong{color:var(--ink);font-weight:700;}
.dc-article a{color:var(--red);text-decoration:underline;}
.dc-article img{max-width:100%;height:auto;border-radius:var(--radius);margin:1.4rem 0;box-shadow:var(--shadow-sm);}
.dc-article pre{background:#f6f7f9;border:1px solid var(--line);border-radius:var(--radius);padding:1.2rem;overflow:auto;font-size:.92rem;line-height:1.7;color:#334;}
.dc-article blockquote{margin:1.4rem 0;padding:1rem 1.4rem;border-left:4px solid var(--tint);background:var(--bg-alt);color:#46505c;}
.dc-article-meta{display:flex;gap:1rem;flex-wrap:wrap;align-items:center;font-size:.85rem;color:var(--slate);margin-top:1rem;}
.dc-article-meta .cat{display:inline-block;font-weight:700;padding:3px 12px;border-radius:999px;background:var(--tint);color:var(--red);}
.dc-article + .dc-btn{margin-top:2.5rem;}
.dc-btn--ghost{background:transparent;border:1px solid var(--line);color:var(--ink);}
.dc-btn--ghost:hover{background:var(--bg-alt);}

/* logo 图片（替换原文字 logo） */
.dc-logo img.dc-logo-img{height:34px;width:auto;display:block;}
.dc-footer-brand .dc-logo img.dc-logo-img{height:34px;}