/* ============================================================
   前台门户样式（独立于后台，浅色商务风 + 图片化叙事）
   ============================================================ */
.pf{
  /* 浅色变量体系 */
  --pf-bg:#F4F7FC; --pf-bg2:#FFFFFF;
  --pf-card:rgba(255,255,255,.92); --pf-card2:rgba(255,255,255,.98);
  --pf-line:rgba(24,54,105,.13);
  --pf-t:#0E1B30; --pf-t2:#4C5F79; --pf-t3:#7B8CA4;
  --pf-p:#3B6FF5; --pf-p2:#0891B2; --pf-pu:#7C3AED;
  --pf-r:18px;
  /* 浅底上需要的柔和阴影 */
  --pf-sh:0 2px 10px rgba(22,48,94,.05);
  --pf-sh2:0 10px 32px rgba(22,48,94,.10);
  --pf-sh3:0 20px 50px rgba(22,48,94,.14);
  min-height:100vh;background:var(--pf-bg);color:var(--pf-t);
  font-family:var(--font);
}
.pf-wrap{width:min(1240px,calc(100% - 48px));margin:0 auto}

/* 背景层：浅色 + 柔和色晕 + 淡网格 */
.pf-bg{position:fixed;inset:0;z-index:-1;overflow:hidden;
  background:radial-gradient(1200px 700px at 15% -10%, rgba(59,111,245,.10), transparent 60%),
             radial-gradient(1000px 640px at 92% 8%, rgba(8,145,178,.08), transparent 58%),
             radial-gradient(900px 700px at 50% 108%, rgba(124,58,237,.06), transparent 60%),
             linear-gradient(180deg,#F7F9FD,#EEF3FA 55%,#F4F7FC)}
.pf-bg-grid{position:absolute;inset:0;opacity:.55;
  background-image:linear-gradient(rgba(30,64,120,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(30,64,120,.045) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(900px 600px at 50% 22%,#000,transparent 72%)}
.pf-bg-glow{position:absolute;inset:0;
  background:radial-gradient(680px 420px at 78% 30%, rgba(8,145,178,.06), transparent 62%)}

/* ============ 顶栏 ============ */
.pf-head{position:sticky;top:0;z-index:900;background:rgba(7,12,27,.82);
  backdrop-filter:blur(18px);border-bottom:1px solid var(--pf-line)}
.pf-head-in{display:flex;align-items:center;gap:26px;height:70px}
.pf-logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.pf-logo-mark{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  font-size:18px;font-weight:800;color:#fff;
  background:linear-gradient(135deg,var(--pf-p),var(--pf-p2));
  box-shadow:0 6px 18px rgba(79,124,255,.36)}
.pf-logo b{display:block;font-size:14px;letter-spacing:.4px;line-height:1.3}
.pf-logo em{display:block;font-size:9.5px;color:var(--pf-t3);font-style:normal;letter-spacing:.6px;
  text-transform:uppercase}
.pf-nav{display:flex;gap:3px;margin-left:auto}
.pf-nav a{padding:8px 15px;border-radius:9px;font-size:13.5px;color:var(--pf-t2);transition:.18s}
.pf-nav a:hover{color:var(--pf-t);background:var(--pf-card)}
.pf-nav a.on{color:#fff;background:linear-gradient(135deg,rgba(79,124,255,.24),rgba(34,211,238,.16));
  box-shadow:inset 0 0 0 1px rgba(79,124,255,.4)}
.pf-head-right{display:flex;align-items:center;gap:12px}
.pf-lang{display:flex;gap:2px;padding:3px;border-radius:9px;background:var(--pf-card);
  border:1px solid var(--pf-line)}
.pf-lang a{width:26px;height:24px;display:grid;place-items:center;border-radius:6px;font-size:13px;transition:.16s}
.pf-lang a:hover{background:var(--pf-card2)}
.pf-lang a.on{background:var(--pf-p);box-shadow:0 2px 8px rgba(79,124,255,.4)}
.pf-login{padding:9px 18px;border-radius:10px;font-size:13.5px;font-weight:600;color:#fff;
  background:linear-gradient(135deg,var(--pf-p),#2979FF);transition:.18s;
  box-shadow:0 6px 18px rgba(79,124,255,.32)}
.pf-login:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(79,124,255,.44)}
.pf-burger{display:none;width:38px;height:38px;border-radius:10px;border:1px solid var(--pf-line);
  background:var(--pf-card);cursor:pointer;position:relative}
.pf-burger span,.pf-burger span::before,.pf-burger span::after{
  content:"";position:absolute;left:50%;width:17px;height:2px;border-radius:2px;background:var(--pf-t);
  transform:translateX(-50%);transition:.24s}
.pf-burger span{top:50%;margin-top:-1px}
.pf-burger span::before{top:-6px}
.pf-burger span::after{top:6px}
.pf-burger.on span{background:transparent}
.pf-burger.on span::before{top:0;transform:translateX(-50%) rotate(45deg)}
.pf-burger.on span::after{top:0;transform:translateX(-50%) rotate(-45deg)}

/* ============ HERO ============ */
.pf-hero{position:relative;padding:76px 0 64px;overflow:hidden}
.pf-hero::before{content:"";position:absolute;top:-30%;left:50%;transform:translateX(-50%);
  width:1100px;height:620px;pointer-events:none;
  background:radial-gradient(closest-side,rgba(79,124,255,.16),transparent)}
.pf-hero-in{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.pf-hero-badge{display:inline-flex;align-items:center;gap:9px;padding:7px 16px;border-radius:999px;
  font-size:12px;color:var(--pf-t2);background:var(--pf-card);border:1px solid var(--pf-line);
  backdrop-filter:blur(10px);margin-bottom:22px;letter-spacing:.4px}
.pf-hero-badge i{width:7px;height:7px;border-radius:50%;background:#22C55E;
  box-shadow:0 0 10px #22C55E;animation:pfPulse 2s infinite}
@keyframes pfPulse{0%,100%{opacity:1}50%{opacity:.3}}
.pf-hero h1{font-size:clamp(32px,4.6vw,54px);font-weight:800;line-height:1.22;letter-spacing:1px;margin-bottom:20px}
.pf-hero h1 .grad{background:linear-gradient(120deg,#60A5FA 5%,#22D3EE 45%,#A855F7 95%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.pf-hero-lead{font-size:15px;line-height:2;color:var(--pf-t2);max-width:560px;margin-bottom:30px}
.pf-hero-cta{display:flex;gap:13px;flex-wrap:wrap;margin-bottom:38px}
.pf-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 26px;
  border-radius:11px;font-size:14px;font-weight:600;color:#fff;transition:.2s;
  background:linear-gradient(135deg,var(--pf-p),#2979FF);
  box-shadow:0 8px 22px rgba(79,124,255,.32)}
.pf-btn:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(79,124,255,.44)}
.pf-btn-ghost{background:var(--pf-card);border:1px solid var(--pf-line);color:var(--pf-t);
  box-shadow:none;backdrop-filter:blur(10px)}
.pf-btn-ghost:hover{background:var(--pf-card2);box-shadow:0 10px 24px rgba(0,0,0,.3)}
.pf-btn-lg{padding:14px 32px;font-size:15px}
.pf-hero-stats{display:flex;gap:34px;flex-wrap:wrap}
.pf-hero-stats div b{display:block;font-size:32px;font-weight:800;line-height:1;
  background:linear-gradient(135deg,#fff,#93C5FD);-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;font-family:var(--mono)}
.pf-hero-stats div span{font-size:12px;color:var(--pf-t3)}
.pf-hero-art{position:relative;height:400px}
.pf-art-card{position:absolute;top:0;right:0;width:74%;border-radius:var(--pf-r);overflow:hidden;
  border:1px solid var(--pf-line);background:var(--pf-bg2);
  box-shadow:0 24px 60px rgba(0,0,0,.5);transition:.3s}
.pf-art-card img{width:100%;height:270px;object-fit:cover;display:block}
.pf-art-cap{padding:13px 16px}
.pf-art-cap b{display:block;font-size:14.5px;margin-bottom:3px}
.pf-art-cap span{font-size:11.5px;color:var(--pf-t3)}
.pf-art-card-2{top:auto;bottom:0;right:auto;left:0;width:60%;
  box-shadow:0 18px 44px rgba(0,0,0,.46)}
.pf-art-card-2 img{height:180px}
.pf-art-card:hover{transform:translateY(-6px);border-color:rgba(79,124,255,.5)}

/* ============ 区块 ============ */
.pf-sec{padding:66px 0}
.pf-sec-tight{padding:0 0 8px}
.pf-sec-alt{background:linear-gradient(180deg,transparent,rgba(12,20,40,.5),transparent)}
.pf-sec-head{margin-bottom:32px}
.pf-sec-head h2{font-size:clamp(23px,2.8vw,31px);font-weight:750;letter-spacing:.6px;margin-bottom:8px}
.pf-sec-head p{font-size:13.5px;color:var(--pf-t3)}
.pf-sec-more{float:right;font-size:13px;color:var(--pf-p2);margin-top:-32px}
.pf-sec-more:hover{text-decoration:underline}

.pf-kpi-row{display:grid;grid-template-columns:repeat(6,1fr);gap:13px}
.pf-kpi{padding:17px 15px;border-radius:14px;background:var(--pf-card);border:1px solid var(--pf-line);
  text-align:center;backdrop-filter:blur(10px);transition:.2s}
.pf-kpi:hover{border-color:rgba(79,124,255,.44);transform:translateY(-3px)}
.pf-kpi-l{display:block;font-size:11.5px;color:var(--pf-t3);margin-bottom:7px}
.pf-kpi-v{display:block;font-size:21px;font-weight:750;color:#fff;font-family:var(--mono);line-height:1.15}
.pf-kpi-u{font-size:10.5px;color:var(--pf-t3);margin-left:2px}

/* 片区卡 */
.pf-regions{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.pf-region{border-radius:var(--pf-r);overflow:hidden;background:var(--pf-card);
  border:1px solid var(--pf-line);transition:.24s;display:block}
.pf-region:hover{transform:translateY(-6px);border-color:var(--rc);
  box-shadow:0 20px 46px color-mix(in srgb,var(--rc) 22%,transparent)}
.pf-region-art{position:relative;height:172px;overflow:hidden}
.pf-region-art img{width:100%;height:100%;object-fit:cover;transition:.5s}
.pf-region:hover .pf-region-art img{transform:scale(1.06)}
.pf-region-ico{position:absolute;top:13px;left:13px;width:40px;height:40px;border-radius:11px;
  display:grid;place-items:center;font-size:20px;background:rgba(7,12,27,.72);
  border:1px solid var(--pf-line);backdrop-filter:blur(8px)}
.pf-region-body{padding:16px 18px 18px}
.pf-region-top{margin-bottom:9px}
.pf-region-top h3{font-size:17px;font-weight:700;color:var(--rc);margin-bottom:5px}
.pf-region-tag{display:inline-block;padding:2.5px 9px;border-radius:6px;font-size:10.5px;
  color:var(--rc);background:color-mix(in srgb,var(--rc) 15%,transparent);
  border:1px solid color-mix(in srgb,var(--rc) 34%,transparent)}
.pf-region-body p{font-size:12.8px;line-height:1.86;color:var(--pf-t2);margin-bottom:13px;min-height:71px}
.pf-region-focus{display:flex;gap:6px;flex-wrap:wrap}
.pf-region-focus span{padding:3px 9px;border-radius:6px;font-size:10.5px;color:var(--pf-t3);
  background:var(--pf-card2);border:1px solid var(--pf-line)}

/* 业务域 */
.pf-modules{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}
.pf-module{padding:22px 18px;border-radius:15px;background:var(--pf-card);border:1px solid var(--pf-line);
  transition:.22s;text-align:center}
.pf-module:hover{border-color:var(--mc);transform:translateY(-4px);
  background:color-mix(in srgb,var(--mc) 8%,var(--pf-card))}
.pf-module-ico{width:48px;height:48px;margin:0 auto 13px;border-radius:14px;display:grid;place-items:center;
  font-size:23px;background:color-mix(in srgb,var(--mc) 16%,transparent);
  border:1px solid color-mix(in srgb,var(--mc) 34%,transparent)}
.pf-module h4{font-size:15px;margin-bottom:7px}
.pf-module p{font-size:11.8px;line-height:1.78;color:var(--pf-t3)}

/* 智能体 */
.pf-agents{display:grid;grid-template-columns:repeat(7,1fr);gap:12px}
.pf-agent{padding:19px 13px;border-radius:14px;background:var(--pf-card);border:1px solid var(--pf-line);
  text-align:center;transition:.22s}
.pf-agent:hover{border-color:var(--ac);transform:translateY(-4px)}
.pf-agent-ico{width:40px;height:40px;margin:0 auto 10px;border-radius:12px;display:grid;place-items:center;
  font-size:18px;background:color-mix(in srgb,var(--ac) 16%,transparent);
  border:1px solid color-mix(in srgb,var(--ac) 32%,transparent);color:var(--ac)}
.pf-agent b{display:block;font-size:13px;margin-bottom:6px}
.pf-agent-d{font-size:10.5px;line-height:1.7;color:var(--pf-t3);display:block}

/* 政策卡 */
.pf-pol-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.pf-pol{padding:19px;border-radius:15px;background:var(--pf-card);border:1px solid var(--pf-line);
  transition:.22s;display:block}
.pf-pol:hover{border-color:rgba(79,124,255,.5);transform:translateY(-4px)}
.pf-pol-top{display:flex;align-items:center;gap:9px;margin-bottom:12px}
.pf-pol-ico{font-size:19px}
.pf-pol-type{padding:2.5px 9px;border-radius:6px;font-size:10.5px}
.pf-type-补贴{color:#22C55E;background:rgba(34,197,94,.14);border:1px solid rgba(34,197,94,.3)}
.pf-type-税收{color:#4F7CFF;background:rgba(79,124,255,.14);border:1px solid rgba(79,124,255,.3)}
.pf-type-便利化{color:#38BDF8;background:rgba(56,189,248,.14);border:1px solid rgba(56,189,248,.3)}
.pf-type-资格{color:#A855F7;background:rgba(168,85,247,.14);border:1px solid rgba(168,85,247,.3)}
.pf-pol h4{font-size:14px;line-height:1.62;margin-bottom:9px;min-height:45px}
.pf-pol p{font-size:11.8px;line-height:1.78;color:var(--pf-t3);margin-bottom:13px;min-height:41px}
.pf-pol-ft{display:flex;align-items:center;justify-content:space-between;padding-top:12px;
  border-top:1px solid var(--pf-line);font-size:11px;color:var(--pf-t3)}
.pf-pol-ft b{color:#22C55E;font-size:13px;font-family:var(--mono)}
.pf-pol-tag{padding:2px 8px;border-radius:5px;font-size:10.5px;background:var(--pf-card2)}

/* CTA */
.pf-cta{padding:58px 0}
.pf-cta-in{display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;
  padding:40px 46px;border-radius:22px;
  background:linear-gradient(120deg,rgba(79,124,255,.16),rgba(34,211,238,.09),rgba(168,85,247,.12));
  border:1px solid rgba(79,124,255,.28)}
.pf-cta h2{font-size:26px;font-weight:750;margin-bottom:9px}
.pf-cta p{font-size:13.5px;color:var(--pf-t2)}
.pf-cta-btns{display:flex;gap:12px;flex-wrap:wrap}

/* ============ 页脚 ============ */
.pf-foot{margin-top:20px;padding:46px 0 26px;border-top:1px solid var(--pf-line);
  background:rgba(7,12,27,.6)}
.pf-foot-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.1fr;gap:34px;margin-bottom:30px}
.pf-foot-brand{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:700;margin-bottom:13px}
.pf-foot-desc{font-size:12.5px;line-height:1.9;color:var(--pf-t3);max-width:400px;margin-bottom:15px}
.pf-foot-tags{display:flex;gap:7px;flex-wrap:wrap}
.pf-foot-tags span{padding:3px 10px;border-radius:6px;font-size:10.5px;color:var(--pf-t2);
  background:var(--pf-card);border:1px solid var(--pf-line)}
.pf-foot h6{font-size:13px;margin-bottom:14px;color:var(--pf-t)}
.pf-foot-grid > div > a{display:block;font-size:12.5px;color:var(--pf-t3);margin-bottom:9px;transition:.16s}
.pf-foot-grid > div > a:hover{color:var(--pf-p2)}
.pf-foot-grid p{font-size:12.5px;line-height:1.9;color:var(--pf-t3);margin-bottom:11px}
.pf-copy{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;padding-top:20px;
  border-top:1px solid var(--pf-line);font-size:11.5px;color:var(--pf-t3)}

/* ============ AI 悬浮助手 ============ */
.pf-ai-fab{position:fixed;right:24px;bottom:26px;z-index:950;display:flex;align-items:center;gap:9px;
  padding:12px 20px;border-radius:999px;color:#fff;font-size:13.5px;font-weight:600;cursor:pointer;
  background:linear-gradient(135deg,var(--pf-p),#2979FF);border:none;
  box-shadow:0 12px 32px rgba(79,124,255,.44);transition:.22s}
.pf-ai-fab:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(79,124,255,.56)}
.pf-ai-ico{font-size:17px}
.pf-ai-panel{position:fixed;right:24px;bottom:86px;z-index:960;width:392px;max-width:calc(100vw - 32px);
  height:530px;max-height:calc(100vh - 120px);display:flex;flex-direction:column;
  border-radius:18px;overflow:hidden;background:rgba(10,17,36,.97);backdrop-filter:blur(20px);
  border:1px solid var(--pf-line);box-shadow:0 26px 70px rgba(0,0,0,.62);
  animation:pfUp .22s ease-out}
@keyframes pfUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}
.pf-ai-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;
  border-bottom:1px solid var(--pf-line);flex-shrink:0}
.pf-ai-avatar{width:34px;height:34px;border-radius:11px;display:grid;place-items:center;font-size:13px;
  font-weight:800;color:#fff;background:linear-gradient(135deg,var(--pf-p),var(--pf-p2))}
.pf-ai-head b{display:block;font-size:13.5px}
.pf-ai-head small{font-size:10.5px;color:var(--pf-t3)}
.pf-ai-close{width:30px;height:30px;border-radius:8px;border:1px solid var(--pf-line);
  background:var(--pf-card);color:var(--pf-t2);font-size:19px;line-height:1;cursor:pointer;transition:.16s}
.pf-ai-close:hover{color:#fff;background:var(--pf-card2)}
.pf-ai-msgs{flex:1;overflow-y:auto;padding:15px;display:flex;flex-direction:column;gap:13px}
.pf-ai-msg{display:flex;gap:9px}
.pf-ai-msg.me{flex-direction:row-reverse}
.pf-ai-av{width:28px;height:28px;border-radius:9px;flex-shrink:0;display:grid;place-items:center;
  font-size:11px;font-weight:700;background:linear-gradient(135deg,var(--pf-p),var(--pf-p2));color:#fff}
.pf-ai-msg.me .pf-ai-av{background:var(--pf-card2);color:var(--pf-t2);border:1px solid var(--pf-line)}
.pf-ai-bub{padding:10px 13px;border-radius:13px;font-size:13px;line-height:1.82;
  background:var(--pf-card);border:1px solid var(--pf-line);max-width:82%;word-break:break-word}
.pf-ai-msg.me .pf-ai-bub{background:linear-gradient(135deg,rgba(79,124,255,.22),rgba(34,211,238,.12));
  border-color:rgba(79,124,255,.34)}
.pf-ai-bub em{font-style:normal;color:var(--pf-p2);cursor:pointer}
.pf-ai-bub strong{color:#fff}
.pf-ai-bub .pf-ai-meta{margin-top:7px;padding-top:6px;border-top:1px solid var(--pf-line);
  font-size:10px;color:var(--pf-t3);display:flex;gap:9px}
.pf-ai-quick{display:flex;gap:7px;padding:10px 14px;flex-wrap:wrap;border-top:1px solid var(--pf-line);
  flex-shrink:0}
.pf-ai-quick span{padding:5px 11px;border-radius:999px;font-size:11.5px;color:var(--pf-t2);cursor:pointer;
  background:var(--pf-card);border:1px solid var(--pf-line);transition:.16s}
.pf-ai-quick span:hover{color:#fff;border-color:var(--pf-p);background:rgba(79,124,255,.16)}
.pf-ai-input{display:flex;gap:9px;padding:12px 14px;border-top:1px solid var(--pf-line);flex-shrink:0}
.pf-ai-input input{flex:1;padding:10px 14px;border-radius:10px;font-size:13px;color:var(--pf-t);
  background:var(--pf-card2);border:1px solid var(--pf-line);outline:none;transition:.16s}
.pf-ai-input input:focus{border-color:var(--pf-p);background:rgba(79,124,255,.1)}
.pf-ai-input button{width:40px;height:40px;border-radius:10px;border:none;cursor:pointer;font-size:15px;
  color:#fff;background:linear-gradient(135deg,var(--pf-p),#2979FF);transition:.16s}
.pf-ai-input button:disabled{opacity:.5;cursor:not-allowed}
.pf-typing{display:flex;gap:4px;padding:4px 0}
.pf-typing i{width:6px;height:6px;border-radius:50%;background:var(--pf-p2);animation:pfBlink 1.3s infinite}
.pf-typing i:nth-child(2){animation-delay:.18s}
.pf-typing i:nth-child(3){animation-delay:.36s}
@keyframes pfBlink{0%,100%{opacity:.28;transform:translateY(0)}50%{opacity:1;transform:translateY(-4px)}}

/* ============ 内页通用 ============ */
.pf-page-hero{padding:56px 0 44px;position:relative;overflow:hidden}
.pf-page-hero::before{content:"";position:absolute;top:-40%;right:10%;width:700px;height:460px;
  background:radial-gradient(closest-side,rgba(79,124,255,.13),transparent)}
.pf-page-hero h1{font-size:clamp(26px,3.6vw,40px);font-weight:800;letter-spacing:.8px;margin-bottom:13px}
.pf-page-hero p{font-size:14.5px;line-height:1.95;color:var(--pf-t2);max-width:720px}
.pf-crumbs{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--pf-t3);margin-bottom:16px}
.pf-crumbs a:hover{color:var(--pf-p2)}
.pf-crumbsep{opacity:.5}

/* 时间轴 */
.pf-timeline{position:relative;padding-left:38px}
.pf-timeline::before{content:"";position:absolute;left:13px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(var(--pf-p),var(--pf-p2),var(--pf-pu));opacity:.42}
.pf-tl-item{position:relative;margin-bottom:26px}
.pf-tl-item::before{content:"";position:absolute;left:-32px;top:5px;width:17px;height:17px;border-radius:50%;
  background:var(--pf-bg);border:2.5px solid var(--tc);box-shadow:0 0 14px color-mix(in srgb,var(--tc) 60%,transparent)}
.pf-tl-year{display:inline-block;padding:3px 12px;border-radius:7px;font-size:12.5px;font-weight:700;
  font-family:var(--mono);color:var(--tc);background:color-mix(in srgb,var(--tc) 14%,transparent);
  border:1px solid color-mix(in srgb,var(--tc) 32%,transparent);margin-bottom:9px}
.pf-tl-body{padding:17px 20px;border-radius:14px;background:var(--pf-card);border:1px solid var(--pf-line);
  transition:.2s}
.pf-tl-body:hover{border-color:var(--tc)}
.pf-tl-body b{display:block;font-size:15.5px;margin-bottom:8px}
.pf-tl-body p{font-size:13px;line-height:1.9;color:var(--pf-t2)}

/* 优势网格 */
.pf-adv{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.pf-adv-card{padding:24px 20px;border-radius:16px;background:var(--pf-card);border:1px solid var(--pf-line);
  transition:.22s}
.pf-adv-card:hover{transform:translateY(-4px);border-color:rgba(79,124,255,.44)}
.pf-adv-ico{width:44px;height:44px;border-radius:13px;display:grid;place-items:center;font-size:20px;
  margin-bottom:14px;background:linear-gradient(135deg,rgba(79,124,255,.2),rgba(34,211,238,.12));
  border:1px solid rgba(79,124,255,.3);color:var(--pf-p2)}
.pf-adv-card h4{font-size:15.5px;margin-bottom:9px}
.pf-adv-card p{font-size:12.5px;line-height:1.85;color:var(--pf-t3)}

/* 政策长列表 */
.pf-pol-list{display:flex;flex-direction:column;gap:14px}
.pf-pol-row{display:grid;grid-template-columns:74px 1fr 210px;gap:20px;align-items:center;
  padding:20px 22px;border-radius:16px;background:var(--pf-card);border:1px solid var(--pf-line);
  transition:.2s}
.pf-pol-row:hover{border-color:rgba(79,124,255,.44);transform:translateX(4px)}
.pf-pol-row .pf-pr-ico{font-size:32px;text-align:center}
.pf-pr-main h3{font-size:15.5px;line-height:1.6;margin-bottom:7px}
.pf-pr-main p{font-size:12.5px;line-height:1.82;color:var(--pf-t3);margin-bottom:10px}
.pf-pr-tags{display:flex;gap:6px;flex-wrap:wrap}
.pf-pr-tags span{padding:2.5px 9px;border-radius:6px;font-size:10.5px;color:var(--pf-t3);
  background:var(--pf-card2);border:1px solid var(--pf-line)}
.pf-pr-side{text-align:right}
.pf-pr-amt{font-size:20px;font-weight:750;color:#22C55E;font-family:var(--mono);margin-bottom:5px}
.pf-pr-dept{font-size:11.5px;color:var(--pf-t3);margin-bottom:4px}
.pf-pr-date{font-size:11px;color:var(--pf-t3)}

/* 片区详情 */
.pf-rd-hero{border-radius:20px;overflow:hidden;margin-bottom:30px;position:relative;
  border:1px solid var(--rc)}
.pf-rd-hero img{width:100%;height:260px;object-fit:cover}
.pf-rd-hero-in{padding:28px 30px;background:linear-gradient(180deg,
  color-mix(in srgb,var(--rc) 12%,transparent),transparent)}
.pf-rd-hero-in h2{font-size:26px;color:var(--rc);margin-bottom:9px}
.pf-rd-hero-in p{font-size:13.5px;line-height:1.95;color:var(--pf-t2);max-width:760px}
.pf-rd-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:13px;margin:24px 0 32px}
.pf-rd-stat{padding:17px;border-radius:14px;background:var(--pf-card);border:1px solid var(--pf-line);
  text-align:center}
.pf-rd-stat b{display:block;font-size:22px;font-weight:750;color:var(--rc);font-family:var(--mono);margin-bottom:5px}
.pf-rd-stat span{font-size:11.5px;color:var(--pf-t3)}

/* 平台介绍 */
.pf-tech-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.pf-tech{padding:26px;border-radius:18px;background:var(--pf-card);border:1px solid var(--pf-line);
  overflow:hidden;position:relative}
.pf-tech-img{width:100%;height:180px;border-radius:13px;object-fit:cover;margin-bottom:18px}
.pf-tech h3{font-size:18px;margin-bottom:11px}
.pf-tech p{font-size:13px;line-height:1.92;color:var(--pf-t2)}

/* ============ 响应式 ============ */
@media(max-width:1279px){
  .pf-kpi-row{grid-template-columns:repeat(3,1fr)}
  .pf-agents{grid-template-columns:repeat(4,1fr)}
  .pf-modules{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:1023px){
  .pf-wrap{width:calc(100% - 36px)}
  .pf-hero{padding:52px 0 44px}
  .pf-hero-in{grid-template-columns:1fr;gap:38px}
  .pf-hero-art{height:340px}
  .pf-art-card{width:80%}
  .pf-art-card-2{width:66%}
  .pf-regions{grid-template-columns:1fr}
  .pf-pol-grid{grid-template-columns:1fr}
  .pf-adv{grid-template-columns:1fr}
  .pf-tech-grid{grid-template-columns:1fr}
  .pf-foot-grid{grid-template-columns:1fr 1fr}
  .pf-nav{position:absolute;top:70px;left:0;right:0;flex-direction:column;gap:0;padding:8px;
    background:rgba(10,17,36,.98);border-bottom:1px solid var(--pf-line);display:none}
  .pf-nav.on{display:flex}
  .pf-nav a{padding:12px 16px;border-radius:9px}
  .pf-burger{display:block}
  .pf-pol-row{grid-template-columns:1fr;gap:14px}
  .pf-pr-side{text-align:left}
}
@media(max-width:767px){
  .pf-wrap{width:calc(100% - 28px)}
  .pf-head-in{height:60px;gap:12px}
  .pf-logo b{font-size:12.5px}
  .pf-logo em{display:none}
  .pf-logo-mark{width:34px;height:34px;font-size:16px}
  .pf-login{padding:8px 14px;font-size:12.5px}
  .pf-lang a{width:23px;height:22px;font-size:12px}
  .pf-nav{top:60px}
  .pf-sec{padding:44px 0}
  .pf-hero{padding:38px 0 34px}
  .pf-hero h1{font-size:29px}
  .pf-hero-lead{font-size:13.5px;line-height:1.9}
  .pf-btn-lg{padding:12px 24px;font-size:14px}
  .pf-hero-stats{gap:20px}
  .pf-hero-stats div b{font-size:25px}
  .pf-hero-art{height:280px}
  .pf-art-card{width:88%}
  .pf-art-card img{height:200px}
  .pf-art-card-2{width:74%}
  .pf-art-card-2 img{height:130px}
  .pf-kpi-row{grid-template-columns:repeat(2,1fr);gap:10px}
  .pf-kpi-v{font-size:18px}
  .pf-modules{grid-template-columns:1fr}
  .pf-agents{grid-template-columns:repeat(2,1fr);gap:10px}
  .pf-foot-grid{grid-template-columns:1fr;gap:26px}
  .pf-copy{flex-direction:column;gap:7px}
  .pf-cta-in{padding:26px 22px;flex-direction:column;align-items:flex-start}
  .pf-cta h2{font-size:21px}
  .pf-ai-fab{right:14px;bottom:16px;padding:11px 16px}
  .pf-ai-txt{display:none}
  .pf-ai-fab{width:52px;height:52px;justify-content:center;padding:0;border-radius:50%}
  .pf-ai-ico{font-size:21px}
  .pf-ai-panel{right:10px;left:10px;bottom:78px;width:auto;height:min(72vh,520px)}
  .pf-page-hero{padding:36px 0 30px}
  .pf-rd-hero img{height:170px}
  .pf-rd-hero-in{padding:20px}
  .pf-rd-hero-in h2{font-size:20px}
  .pf-rd-stats{grid-template-columns:1fr 1fr;gap:10px}
  .pf-tech-img{height:150px}
  .pf-timeline{padding-left:30px}
  .pf-tl-item::before{left:-25px;width:14px;height:14px}
  input,textarea,select{font-size:16px}
}
@media(max-width:380px){
  .pf-kpi-row{grid-template-columns:1fr}
  .pf-agents{grid-template-columns:1fr}
}

/* 窄屏顶栏收敛：语言切换与登录按钮压缩，避免横向溢出 */
@media(max-width:767px){
  .pf-head-in{gap:8px}
  .pf-head-right{gap:7px;flex-shrink:0}
  /* 登录按钮收为图标态 */
  .pf-login{padding:8px 11px;font-size:12px;white-space:nowrap}
  .pf-login::after{content:""}
  /* 语言切换只留当前语种 */
  .pf-lang a:not(.on){display:none}
  .pf-lang{padding:2px}
  .pf-lang a{width:26px;height:24px}
  .pf-burger{width:34px;height:34px;flex-shrink:0}
  .pf-logo{flex:1;min-width:0}
  .pf-logo span{min-width:0}
  .pf-logo b{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
}
@media(max-width:400px){
  .pf-login{padding:7px 9px;font-size:11.5px}
  .pf-logo-mark{width:30px;height:30px;font-size:14px}
  .pf-logo b{font-size:11.5px}
}