/* =========================================================
   汇泽万嘉 · 产业咨询 — 全站共用样式
   政务蓝 · 金 · 湿土底
   政务蓝 1A56A0 / 政务蓝深 12407A / 湿土底 F5F2EC / 金 D4A017 / 亮金 F2D98D
   ========================================================= */
:root{
  --blue:#1a56a0;        /* 政务蓝 */
  --blue-dk:#12407a;     /* 政务蓝·深 */
  --blue-lt:#EDE7DB;     /* 浅湿土（水浅底） */
  --ink:#0B1A2B;
  --t2:#2A3B50;
  --t3:#4A5A70;
  --line:#E2DDD0;        /* 湿土分隔线 */
  --paper:#F5F2EC;       /* 湿土底色 */
  --card:#fff;
  --gold:#d4a017;        /* 正金 */
  --gold-dk:#A87C0E;     /* 深金 */
  --gold-2:#F2D98D;      /* 亮金（深底专用） */
  --gold-hi:#F8E9B8;     /* 高光香槟 */
  --gold-lo:#8C670C;     /* 暗金青铜底 */
  --maxw:1200px;
  --shadow:0 6px 24px rgba(11,26,43,.08);
  --shadow-lg:0 14px 40px rgba(11,26,43,.14);
  --radius:14px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;color:var(--ink);line-height:1.7;background:#fff;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.gold{color:var(--gold)}
.blue{color:var(--blue)}

/* ===== 顶部导航（吸顶） ===== */
.site-header{position:sticky;top:0;z-index:200;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px}
.nav-brand{display:flex;align-items:center;gap:12px}
.nav-logo{width:38px;height:38px;object-fit:contain;display:block}
.nav-brand-t{font-size:17px;font-weight:700;letter-spacing:.5px}
.nav-brand-t small{display:block;font-size:11px;color:var(--t3);font-weight:400;letter-spacing:1px}
.nav-menu{display:flex;align-items:center;gap:2px}
.nav-item{position:relative}
.nav-a{display:flex;align-items:center;gap:5px;padding:10px 14px;font-size:14px;color:var(--t2);border-radius:8px;transition:all .2s;cursor:pointer}
.nav-a:hover{color:var(--blue);background:var(--blue-lt)}
.nav-caret{font-size:10px;transition:transform .2s}
.nav-item:hover .nav-caret{transform:rotate(180deg)}
.nav-drop{position:absolute;top:calc(100% + 6px);left:0;min-width:220px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 16px 40px rgba(11,26,43,.15);padding:8px;opacity:0;visibility:hidden;transform:translateY(8px);transition:all .22s}
.nav-item:hover .nav-drop,.nav-item.open .nav-drop{opacity:1;visibility:visible;transform:translateY(0)}
.nav-drop a{display:block;padding:10px 14px;font-size:13px;color:var(--t2);border-radius:8px}
.nav-drop a:hover{background:var(--blue-lt);color:var(--blue)}
.nav-drop a small{display:block;font-size:11px;color:var(--t3);margin-top:2px}
.nav-cta{padding:10px 20px;font-size:14px;font-weight:600;color:#fff;background:var(--blue);border-radius:8px;transition:all .2s;white-space:nowrap}
.nav-cta:hover{background:var(--blue-dk)}
.nav-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px;z-index:210}
.nav-toggle span{width:24px;height:2px;background:var(--ink);border-radius:2px;transition:all .3s}
.nav-toggle.open span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}

/* ===== 按钮 ===== */
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 26px;font-size:15px;font-weight:600;border-radius:9px;transition:all .25s;cursor:pointer;border:none}
.btn-blue{background:var(--blue);color:#fff;box-shadow:0 6px 18px rgba(11,26,43,.25)}
.btn-blue:hover{background:var(--blue-dk);transform:translateY(-2px)}
.btn-gold{background:var(--gold);color:#fff;box-shadow:0 6px 18px rgba(184,148,62,.28)}
.btn-gold:hover{background:var(--gold-dk);transform:translateY(-2px)}
.btn-line{background:transparent;color:var(--blue);border:1.5px solid var(--blue)}
.btn-line:hover{background:var(--blue-lt)}

/* ===== 通用区块 ===== */
.section{padding:80px 0}
.section-head{max-width:760px;margin:0 auto 46px;text-align:center}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:3px;color:var(--blue);margin-bottom:12px}
.section-title{font-size:32px;font-weight:800;letter-spacing:.5px;line-height:1.35}
.section-sub{font-size:16px;color:var(--t3);margin-top:14px}
.grid{display:grid;gap:22px}

/* 卡片 */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);transition:all .3s}
.card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}
.card-icon{width:52px;height:52px;border-radius:12px;background:var(--blue-lt);color:var(--blue);display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:16px}
.card h3{font-size:19px;margin-bottom:8px}
.card p{font-size:14px;color:var(--t3)}

/* ===== 页脚 ===== */
.site-footer{background:
  linear-gradient(180deg,#081628 0%,rgba(11,26,43,.26) 22%,rgba(11,26,43,.34) 50%,rgba(11,26,43,.5) 78%,#0B1A2B 100%),
  linear-gradient(90deg,rgba(11,26,43,.4) 0%,rgba(11,26,43,.06) 50%,rgba(11,26,43,.4) 100%),
  url('../img/footer-bg.webp') center 62%/cover no-repeat;color:#b9c6d6;padding:52px 0 40px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:34px}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:14px}
.site-footer .footer-col a{display:block;font-size:13px;color:#9fb0c4;margin-bottom:9px}
.site-footer .footer-col a:hover{color:#fff}
.footer-about p{font-size:13.5px;color:#9fb0c4;margin-top:10px;max-width:340px}
.footer-about .fp-slogan{white-space:nowrap;font-weight:600;color:#dfe8f2}
.contact li{display:flex;gap:10px;align-items:center;font-size:13px;color:#cfd9e6;margin-bottom:12px}
.footer-qr{width:112px;height:112px;border-radius:12px;background:#fff;border:1px solid var(--gold);padding:8px;margin-bottom:8px;position:relative}
.footer-qr-img{width:100%;height:100%;object-fit:cover;display:block;border-radius:6px}
.footer-qr-t{font-size:12px;color:#8fa0b5}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:36px;padding-top:20px;font-size:12px;color:#74849c;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}
.footer-bottom a{color:#8fa0b5}

/* ===== 落地页通用 ===== */
.page-hero{background:linear-gradient(135deg,var(--blue) 0%,var(--blue-dk) 100%);color:#fff;padding:70px 0 84px;position:relative;overflow:hidden}
.page-hero::after{content:'';position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(242,218,160,.18),transparent 65%)}
.page-hero .wrap{position:relative;z-index:2}
.crumb{font-size:13px;color:#a9c3e6;margin-bottom:18px}
.crumb a:hover{text-decoration:underline}
.page-hero h1{font-size:38px;font-weight:800;letter-spacing:.5px;line-height:1.3;max-width:820px}
.page-hero .hero-lead{font-size:17px;color:#d8e6f7;margin-top:16px;max-width:720px}
.page-hero .hero-cta{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap}
.page-hero .btn-blue{background:#fff;color:var(--blue);box-shadow:none}
.page-hero .btn-blue:hover{background:var(--blue-lt)}
.page-hero .btn-gold{color:#fff}

.block{padding:70px 0}
.block.gray{background:var(--paper)}
.block-title{font-size:26px;font-weight:800;letter-spacing:.5px;margin-bottom:10px}
.block-sub{color:var(--t3);font-size:15px;margin-bottom:34px;max-width:720px}

/* 适用对象卡 / 交付物卡 */
.role-grid{grid-template-columns:repeat(3,1fr)}
.deliver-grid{grid-template-columns:repeat(4,1fr)}
.deliver-card{background:var(--blue-lt);border:1px solid #E2DDD0;border-left:4px solid var(--blue);border-radius:12px;padding:22px}
.deliver-card h4{font-size:16px;color:var(--blue);margin-bottom:6px}
.deliver-card p{font-size:13px;color:var(--t3)}

/* 政策依据 */
.policy-grid{grid-template-columns:repeat(2,1fr)}
.policy-item{display:flex;gap:14px;align-items:flex-start;padding:18px;border:1px solid var(--line);border-radius:12px;background:#fff}
.policy-doc{flex-shrink:0;width:44px;height:56px;border:1.5px solid var(--blue);border-radius:6px;display:flex;align-items:center;justify-content:center;color:var(--blue);font-size:11px;font-weight:700;background:var(--blue-lt)}
.policy-item h4{font-size:15px}
.policy-item p{font-size:13px;color:var(--t3);margin-top:4px}

/* 案例占位 */
.case-grid{grid-template-columns:repeat(3,1fr)}
.case-pending{border:2px dashed #DCCFAE;background:#F7F3EA;border-radius:14px;padding:34px;text-align:center;color:var(--t3)}
.case-pending .badge{display:inline-block;background:var(--gold);color:#fff;font-size:12px;padding:3px 12px;border-radius:20px;margin-bottom:10px}

/* ===== 咨询表单 ===== */
.quote{position:relative;overflow:hidden;background:linear-gradient(135deg,var(--blue) 0%,var(--blue-dk) 100%);color:#fff;padding:86px 0 72px}
/* 智库→咨询 过渡：顶部以浅湿土色起头，自浅入深渐隐到深海蓝，替代硬切边 */
.quote::before{content:"";position:absolute;top:0;left:0;right:0;height:150px;pointer-events:none;background:linear-gradient(180deg,#fff 0%,#F7F3EA 7%,rgba(247,243,234,.6) 18%,rgba(125,152,180,.12) 32%,rgba(18,40,66,0) 46%)}
/* 过渡带末端一条极淡的金色细辉，点睛且克制 */
.quote::after{content:"";position:absolute;top:150px;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(242,218,160,.5),transparent);pointer-events:none}
.quote-wrap{display:grid;grid-template-columns:1.15fr 1fr;gap:44px;align-items:start}
.quote h2{font-size:28px;font-weight:800;margin-bottom:16px}
.quote p{color:#cfe0f3;font-size:15px;margin-bottom:22px}
.quote .c-line li{display:flex;align-items:center;gap:10px;margin-bottom:14px;font-size:14px;color:#e7f0fb}
.quote .c-line .ico{width:30px;height:30px;border-radius:50%;background:rgba(255,255,255,.15);display:flex;align-items:center;justify-content:center;font-size:14px;flex-shrink:0}
.quote-form{background:#fff;border-radius:16px;padding:30px;color:var(--ink);box-shadow:0 20px 50px rgba(0,0,0,.2)}
.f-group{margin-bottom:16px}
.f-group label{display:block;font-size:13px;color:var(--t2);margin-bottom:6px;font-weight:600}
.f-group input,.f-group select,.f-group textarea{width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:8px;font-size:14px;font-family:inherit;color:var(--ink);background:#fbfcfd;transition:border .2s}
.f-group input:focus,.f-group select:focus,.f-group textarea:focus{outline:none;border-color:var(--blue)}
.f-2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.f-submit{width:100%;padding:14px;font-size:15px;font-weight:700;color:#fff;background:var(--gold);border:none;border-radius:9px;cursor:pointer;transition:background .2s}
.f-submit:hover{background:var(--gold-dk)}
.form-ok{display:none;text-align:center;padding:40px 10px;color:var(--blue)}
.form-ok.show{display:block}
.form-ok .big{font-size:38px;margin-bottom:10px}

/* ===== 响应式 ===== */
@media (max-width:1024px){
  .role-grid{grid-template-columns:repeat(2,1fr)}
  .deliver-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .quote-wrap{grid-template-columns:1fr;gap:30px}
  .page-hero h1{font-size:32px}
}
@media (max-width:768px){
  .section{padding:54px 0}
  .section-title{font-size:26px}
  .quote{padding:64px 0 54px}
  .quote::before{height:120px}
  .quote::after{top:120px}
  .block{padding:48px 0}
  .nav-toggle{display:flex}
  .nav-menu{position:absolute;top:68px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:8px 16px 18px;box-shadow:0 20px 30px rgba(11,26,43,.1);display:none}
  .nav-menu.open{display:flex}
  .nav-item{width:100%}
  .nav-a{justify-content:space-between}
  .nav-drop{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:none;border-left:3px solid var(--blue);margin-left:10px;border-radius:0;display:none;padding:4px 6px}
  .nav-item.open .nav-drop{display:block}
  .nav-cta{text-align:center;margin-top:8px}
  .page-hero{padding:48px 0 58px}
  .page-hero h1{font-size:26px}
  .role-grid,.deliver-grid,.policy-grid,.case-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .f-2{grid-template-columns:1fr}
}

/* ===== 文章详情 · FAQ（GEO 生成式引擎优化） ===== */
.article-faq{margin-top:6px}
.faq-sub{margin-bottom:26px}
.faq-item{border:1px solid var(--line);border-left:4px solid var(--blue);background:#fff;border-radius:12px;padding:22px 24px;margin-bottom:16px;box-shadow:var(--shadow);transition:all .2s}
.faq-item:hover{border-left-color:var(--gold);box-shadow:var(--shadow-lg)}
.faq-item h3{font-size:17px;font-weight:700;color:var(--blue);margin-bottom:10px;line-height:1.5}
.faq-item p{font-size:15px;color:var(--t2);line-height:1.8;margin:0}
@media (max-width:600px){
  .faq-item{padding:18px 16px}
  .faq-item h3{font-size:15.5px}
  .faq-item p{font-size:14.5px}
}