/* 湛江市广厦施工图审查服务中心 - 官网样式 */
:root{
  --navy:#0b4a7c; --navy2:#0e5c96; --blue:#1283c5;
  --gold:#0e7cbd; --gold-lt:#8fd0f2;
  --ink:#22293a; --muted:#6b7280;
  --paper:#f3f7fb; --card:#ffffff; --line:#d9e6f2;
  --serif:"Noto Serif SC","Songti SC",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.8;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.wrap{max-width:1140px;margin:0 auto;padding:0 24px}

/* 导航 */
.site-header{position:fixed;top:0;left:0;right:0;z-index:100;transition:.3s;background:rgba(11,74,124,.97);box-shadow:0 2px 16px rgba(0,0,0,.18)}
.site-header.scrolled{background:rgba(8,58,94,.98);box-shadow:0 2px 16px rgba(0,0,0,.25)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:12px;color:#fff}
.brand-seal{width:44px;height:44px;background:var(--blue);color:#fff;font-family:var(--serif);font-weight:900;font-size:26px;display:flex;align-items:center;justify-content:center;border-radius:6px}
.brand-text{font-family:var(--serif);font-size:20px;font-weight:700;letter-spacing:2px;line-height:1.3}
.brand-text small{display:block;font-family:var(--sans);font-size:11px;font-weight:400;letter-spacing:1px;opacity:.75}
.nav-links{display:flex;gap:26px}
.nav-links a{color:#fff;font-size:15px;letter-spacing:1px;opacity:.85;transition:.2s}
.nav-links a:hover{opacity:1;color:var(--gold-lt)}
.nav-toggle{display:none;background:none;border:0;cursor:pointer}
.nav-toggle span{display:block;width:26px;height:2px;background:#fff;margin:6px 0}

/* 首屏（宣传册封面式） */
.hero{position:relative;overflow:hidden;background:#fff}
.cover-top{background:#fff;padding:132px 0 50px}
.cover-top h1{font-family:var(--serif);font-size:clamp(30px,4.6vw,52px);font-weight:900;letter-spacing:6px;color:#161616;line-height:1.4}
.cover-en{color:#8a94a0;letter-spacing:2px;font-size:14px;margin-top:14px}
.cover-photo{position:relative;height:64vh;min-height:430px;background:url(../images/hero.jpg) center 30%/cover;overflow:hidden}
.wedge{position:absolute;background:var(--blue);z-index:2}
.w-tl{top:0;left:0;width:32%;height:44%;clip-path:polygon(0 0,100% 0,0 100%)}
.w-tr{top:0;right:0;width:28%;height:40%;clip-path:polygon(0 0,100% 0,100% 100%)}
.w-bl{bottom:0;left:0;width:28%;height:42%;clip-path:polygon(0 0,0 100%,100% 100%)}
.cover-motto{position:absolute;top:30px;right:6%;z-index:3;color:#fff;font-weight:700;font-size:clamp(17px,2.2vw,24px);letter-spacing:8px;text-shadow:0 2px 14px rgba(4,40,70,.6)}
.cover-btns{position:absolute;bottom:42px;left:0;right:0;z-index:3;display:flex;gap:18px;justify-content:center;flex-wrap:wrap}
.ornament{display:flex;align-items:center;justify-content:center;gap:14px;margin:26px 0}
.ornament span{display:block;width:90px;height:1px;background:var(--gold)}
.ornament i{color:var(--gold);font-style:normal;font-size:14px}
.ornament.small span{width:60px}
.hero-sub{font-size:17px;opacity:.92;line-height:2.1;margin-bottom:36px}
.hero-btns{display:flex;gap:18px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-block;padding:13px 42px;font-size:16px;letter-spacing:4px;border-radius:2px;transition:.25s}
.btn-gold{background:var(--blue);color:#fff;font-weight:700}
.btn-gold:hover{background:#0e6ea9}
.btn-ghost{border:1px solid rgba(255,255,255,.7);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.14)}
.scroll-hint{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);color:#fff;opacity:.7;font-size:22px;animation:bob 2s infinite}
@keyframes bob{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,10px)}}

/* 数据条 */
.stats{background:var(--navy);color:#fff}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);text-align:center}
.stat{padding:34px 10px;border-left:1px solid rgba(255,255,255,.12)}
.stat:first-child{border-left:0}
.stat b{display:block;font-family:var(--serif);font-size:34px;color:var(--gold-lt);letter-spacing:2px}
.stat span{font-size:14px;opacity:.8;letter-spacing:2px}

/* 通用区块 */
.section{padding:96px 0}
.section.alt{background:#fff}
.sec-head{text-align:center;margin-bottom:54px}
.sec-en{letter-spacing:6px;font-size:13px;color:var(--gold);margin-bottom:10px}
.sec-head h2{font-family:var(--serif);font-size:36px;letter-spacing:10px;font-weight:900}
.sec-desc{color:var(--muted);letter-spacing:3px;margin-top:6px}

/* 简介 */
.about-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:56px;align-items:center}
.about-img img{border-radius:4px;box-shadow:0 18px 50px rgba(14,42,71,.18)}
.about-text p{margin-bottom:18px;color:#3a4356;text-align:justify}
.about-text strong{color:var(--navy)}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.tag-row span{border:1px solid var(--blue);color:#0b6ea8;font-size:13px;padding:6px 16px;border-radius:20px;letter-spacing:1px}

/* 荣誉 */
.honor-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.honor-card{background:var(--paper);border:1px solid var(--line);border-top:3px solid var(--gold);padding:34px 28px;border-radius:4px;transition:.25s}
.honor-card:hover{transform:translateY(-6px);box-shadow:0 16px 40px rgba(14,42,71,.12)}
.honor-card i{color:var(--gold);font-style:normal;font-size:26px}
.honor-card h3{font-family:var(--serif);font-size:19px;margin:14px 0 10px;letter-spacing:2px}
.honor-card p{font-size:14px;color:var(--muted);line-height:1.9}

/* 业务范围 */
.scope-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.scope-card{background:var(--navy);color:#fff;padding:44px 30px;border-radius:4px;text-align:center;position:relative;overflow:hidden;transition:.25s}
.scope-card::after{content:"";position:absolute;inset:10px;border:1px solid rgba(143,208,242,.5);border-radius:2px;pointer-events:none}
.scope-card:hover{transform:translateY(-6px)}
.scope-card h3{font-family:var(--serif);font-size:22px;letter-spacing:6px;color:var(--gold-lt);margin-bottom:16px}
.scope-card p{line-height:2.2;opacity:.92;letter-spacing:1px}

/* 服务 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:56px}
.step{background:var(--paper);border:1px solid var(--line);padding:36px 24px;text-align:center;border-radius:4px;position:relative;transition:.25s}
.step:hover{border-color:var(--gold);transform:translateY(-6px)}
.step b{font-family:var(--serif);font-size:30px;color:var(--gold)}
.step h3{font-size:18px;letter-spacing:4px;margin:12px 0}
.step p{font-size:14px;color:var(--muted);line-height:2}
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.service-card{background:var(--paper);padding:36px 30px;border-radius:4px;border:1px solid var(--line)}
.service-card h3{font-family:var(--serif);font-size:20px;letter-spacing:3px;margin-bottom:14px;color:var(--navy)}
.service-card p{font-size:14.5px;color:#3a4356;line-height:2.1}
.service-card strong{color:var(--navy)}

/* 项目 */
.proj-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.proj-card{background:#fff;border:1px solid var(--line);border-radius:4px;padding:30px 26px;transition:.25s;position:relative;overflow:hidden}
.proj-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--gold);transform:scaleY(0);transition:.25s;transform-origin:top}
.proj-card:hover{transform:translateY(-6px);box-shadow:0 16px 40px rgba(14,42,71,.1)}
.proj-card:hover::before{transform:scaleY(1)}
.proj-tag{display:inline-block;background:var(--navy);color:var(--gold-lt);font-size:12px;letter-spacing:2px;padding:4px 14px;border-radius:2px;margin-bottom:14px}
.proj-card h3{font-family:var(--serif);font-size:19px;letter-spacing:1px;margin-bottom:8px}
.proj-card p{font-size:14px;color:var(--muted)}
.proj-more{text-align:center;color:var(--muted);margin-top:36px;letter-spacing:1px}

/* 团队 */
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.member{background:var(--paper);border:1px solid var(--line);text-align:center;padding:30px 16px;border-radius:4px;transition:.25s}
.member:hover{transform:translateY(-5px);box-shadow:0 12px 30px rgba(14,42,71,.1)}
.member h3{font-family:var(--serif);font-size:21px;letter-spacing:4px}
.member p{font-size:13.5px;color:var(--muted);margin-top:8px}
.team-note{text-align:center;color:var(--muted);margin-top:32px;max-width:860px;margin-left:auto;margin-right:auto}

/* 联系 */
.contact{background:linear-gradient(135deg,var(--navy),var(--navy2));color:#fff}
.contact .sec-head h2{color:#fff}
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;text-align:center}
.contact-item{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:4px;padding:40px 24px}
.contact-item i{font-style:normal;font-size:30px;color:var(--gold-lt)}
.contact-item h3{letter-spacing:6px;margin:14px 0 10px;font-size:17px}
.contact-item p{opacity:.9;line-height:2}

/* 页脚 */
.site-footer{background:#083a5e;color:#fff;text-align:center;padding:34px 0;font-size:14px;letter-spacing:2px}
.site-footer .copy{opacity:.5;font-size:12px;margin-top:8px}

.to-top{position:fixed;right:26px;bottom:26px;width:48px;height:48px;border-radius:50%;border:1px solid var(--gold);background:rgba(14,42,71,.85);color:var(--gold-lt);font-size:20px;cursor:pointer;display:none;z-index:99}
.to-top.show{display:block}

/* 动效 */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* 响应式 */
@media(max-width:960px){
  .nav-links{position:fixed;top:72px;right:0;left:0;background:rgba(14,42,71,.98);flex-direction:column;padding:20px 24px;gap:4px;display:none}
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 0;border-bottom:1px solid rgba(255,255,255,.08)}
  .nav-toggle{display:block}
  .about-grid{grid-template-columns:1fr}
  .honor-grid,.scope-grid,.service-grid,.proj-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .team-grid{grid-template-columns:repeat(2,1fr)}
  .contact-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(3){border-left:0}
  .stat{border-top:1px solid rgba(255,255,255,.12)}
  .stat:nth-child(-n+2){border-top:0}
}
@media(max-width:600px){
  .honor-grid,.scope-grid,.service-grid,.proj-grid,.steps{grid-template-columns:1fr}
  .section{padding:64px 0}
  .hero h1{letter-spacing:4px}
}

/* ===== 宣传册贴合版新增样式 ===== */
.hero-en{letter-spacing:4px;font-size:12px;opacity:.65;margin:14px 0 4px}
.about-text-full{max-width:900px;margin:0 auto 50px;text-align:justify}
.about-text-full p{margin-bottom:18px;color:#3a4356;font-size:16.5px}
.about-text-full strong{color:var(--navy)}

/* 组织架构 */
.org-chart{max-width:900px;margin:0 auto;text-align:center}
.org-level{display:flex;justify-content:center;flex-wrap:wrap;gap:14px;margin-bottom:14px;position:relative}
.org-level:not(:last-child)::after{content:"";display:block;width:1px;height:14px;background:var(--gold);margin:0 auto;position:absolute;bottom:-14px;left:50%}
.org-level:not(:last-child){padding-bottom:14px}
.org-node{background:#fff;border:1px solid var(--gold);color:var(--navy);padding:10px 26px;border-radius:4px;letter-spacing:3px;font-size:15px}
.org-node.top{background:var(--navy);color:var(--gold-lt);font-family:var(--serif);font-size:19px;padding:12px 54px;font-weight:700}

/* 小标题 */
.sub-title{font-family:var(--serif);font-size:24px;letter-spacing:6px;text-align:center;margin:64px 0 30px;color:var(--navy)}
.sub-title:first-of-type{margin-top:10px}
.county{font-size:17px;letter-spacing:4px;color:#8a6d2b;margin:34px 0 16px;text-align:center}

/* 技术骨干 */
.backbone{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;max-width:1000px;margin:0 auto}
.backbone span{background:#fff;border:1px solid var(--line);padding:8px 18px;border-radius:20px;font-size:14px;letter-spacing:1px}
.backbone span i{font-style:normal;color:var(--muted);font-size:12px;margin-left:8px}

/* 业务范围+地图 */
.scope-wrap{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.scope-map img{border-radius:4px;box-shadow:0 14px 40px rgba(14,42,71,.14)}
.scope-list{display:grid;gap:18px}

/* 照片排版 */
.photo-duo{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:8px}
.photo-trio{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:8px}
.photo-single{max-width:760px;margin:0 auto 8px}
.photo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.photo-grid figure:first-child{grid-column:span 2}
figure{background:#fff;border:1px solid var(--line);border-radius:4px;overflow:hidden}
figure img{width:100%;height:230px;object-fit:cover;transition:.4s}
.photo-single figure img{height:340px}
figure:hover img{transform:scale(1.04)}
figcaption{text-align:center;padding:12px;font-size:14px;letter-spacing:2px;color:var(--muted)}

/* 标签云 */
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;max-width:1020px;margin:6px auto 10px}
.tag-cloud span{background:#fff;border:1px solid var(--line);font-size:13.5px;padding:7px 18px;border-radius:20px;letter-spacing:1px;color:#3a4356;transition:.2s}
.tag-cloud span:hover{border-color:var(--gold);color:#8a6d2b}

/* 服务宗旨/优势 */
.tenet-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.tenet-card{background:var(--navy);color:#fff;padding:34px 24px;border-radius:4px;text-align:center}
.tenet-card h3{font-family:var(--serif);letter-spacing:5px;color:var(--gold-lt);margin-bottom:14px;font-size:19px}
.tenet-card p{font-size:13.5px;line-height:2;opacity:.9}
.adv-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.adv-card{background:var(--paper);border:1px solid var(--line);border-left:4px solid var(--gold);padding:30px 28px;border-radius:4px}
.adv-card h3{font-family:var(--serif);font-size:19px;letter-spacing:2px;margin-bottom:12px;color:var(--navy)}
.adv-card p{font-size:14px;color:#3a4356;line-height:2}

/* 合作伙伴 */
.partner-logos{display:flex;justify-content:center;align-items:center;gap:48px;flex-wrap:wrap;margin-bottom:26px}
.partner-logos img{height:72px;width:auto;background:#fff;padding:10px 22px;border:1px solid var(--line);border-radius:4px}

/* 荣誉横幅 */
.honor-banner{margin-top:56px;background:linear-gradient(135deg,var(--navy),var(--navy2));border-radius:4px;text-align:center;padding:44px 24px;color:#fff;position:relative;overflow:hidden}
.honor-banner::after{content:"";position:absolute;inset:10px;border:1px solid rgba(201,162,75,.45);border-radius:2px;pointer-events:none}
.honor-banner h3{font-family:var(--serif);font-size:26px;letter-spacing:8px;color:var(--gold-lt);margin-bottom:12px}
.honor-banner p{letter-spacing:1px;opacity:.92}

/* 蓝色宣言横幅 */
.banner-blue{background:url(../images/banner-blue.jpg) center/cover;position:relative;padding:110px 0;text-align:center;color:#fff}
.banner-blue::before{content:"";position:absolute;inset:0;background:rgba(8,60,100,.52)}
.banner-blue .wrap{position:relative;z-index:2}
.motto{font-family:var(--serif);font-size:clamp(19px,3vw,28px);letter-spacing:4px;line-height:2.2}
.motto-sign{margin-top:18px;font-size:17px;letter-spacing:3px;color:var(--gold-lt)}

@media(max-width:960px){
  .scope-wrap{grid-template-columns:1fr}
  .tenet-grid{grid-template-columns:repeat(2,1fr)}
  .adv-grid{grid-template-columns:1fr}
  .photo-trio{grid-template-columns:1fr 1fr}
  .photo-grid{grid-template-columns:1fr 1fr}
  .photo-grid figure:first-child{grid-column:span 1}
}
@media(max-width:600px){
  .photo-duo,.photo-trio,.photo-grid,.tenet-grid{grid-template-columns:1fr}
  .org-node{padding:8px 16px;font-size:13px;letter-spacing:1px}
}

/* 合作伙伴logo墙 */
.partner-wall{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}
.partner-wall div{background:#fff;border:1px solid var(--line);border-radius:4px;height:96px;display:flex;align-items:center;justify-content:center;padding:12px;transition:.2s}
.partner-wall div:hover{transform:translateY(-4px);box-shadow:0 10px 24px rgba(14,42,71,.1)}
.partner-wall img{max-height:72px;max-width:100%;width:auto;height:auto;object-fit:contain}
@media(max-width:960px){.partner-wall{grid-template-columns:repeat(3,1fr)}}
@media(max-width:600px){.partner-wall{grid-template-columns:repeat(2,1fr)}}