/* 门户首页样式 */
body{background:#fff}
.portal{max-width:1120px;margin:0 auto;padding:0 24px}
.pnav{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.82);backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;transition:.3s}
.pnav.scrolled{border-bottom-color:#eef1ee}
.pnav .in{max-width:1120px;margin:0 auto;padding:14px 24px;display:flex;align-items:center;gap:22px}
.pnav .brand{font-weight:800;font-size:17px;color:#14532d;letter-spacing:.5px}
.pnav .links{display:flex;gap:6px;flex:1}
.pnav .links a{padding:8px 13px;border-radius:9px;color:#4b6357;font-size:14px;transition:.2s}
.pnav .links a:hover{background:#f0fdf4;color:#15803d}
.pnav .acts{display:flex;gap:10px;align-items:center}
.pnav .acts .btn{background:#14532d;color:#fff;padding:9px 16px;border-radius:10px;font-weight:600;font-size:14px;transition:.2s}
.pnav .acts .btn:hover{background:#15803d;transform:translateY(-1px)}

.hero{position:relative;padding:84px 24px 64px;text-align:center;overflow:hidden}
.hero .aurora{position:absolute;inset:0;z-index:0;overflow:hidden}
.hero .b{position:absolute;border-radius:50%;filter:blur(70px);opacity:.5;animation:float 14s ease-in-out infinite}
.hero .b1{width:420px;height:420px;background:#bbf7d0;top:-120px;left:8%}
.hero .b2{width:360px;height:360px;background:#d9f99d;top:-60px;right:6%;animation-delay:-5s}
.hero .b3{width:300px;height:300px;background:#a7f3d0;bottom:-140px;left:40%;animation-delay:-9s}
@keyframes float{0%,100%{transform:translateY(0) translateX(0)}50%{transform:translateY(-26px) translateX(20px)}}
.hero .in{position:relative;z-index:2}
.hero .pill{display:inline-flex;align-items:center;gap:8px;background:#f0fdf4;color:#15803d;
  border:1px solid #bbf7d0;padding:7px 16px;border-radius:999px;font-size:13px;font-weight:600;margin-bottom:22px}
.hero h1{font-size:46px;line-height:1.2;font-weight:850;letter-spacing:-.5px;margin:0 0 18px}
.hero h1 b{background:linear-gradient(90deg,#15803d,#65a30d);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{color:#5b6b62;font-size:16px;max-width:640px;margin:0 auto 30px;line-height:1.8}
.hero .cta{display:flex;gap:14px;justify-content:center}
.hero .cta .btn{background:#14532d;color:#fff;border:1px solid #14532d;padding:13px 26px;font-size:15px;border-radius:10px;font-weight:600;display:inline-flex;align-items:center;gap:6px;transition:.2s}
.hero .cta .btn:hover{background:#15803d}
.hero .cta .ghost{background:#fff;color:#15803d;border:1px solid #15803d;padding:13px 26px;font-size:15px;border-radius:10px;font-weight:600;display:inline-flex;align-items:center;gap:6px;transition:.2s}
.hero .cta .ghost:hover{background:#f0fdf4}

.kw{background:#f7f8f5;border-top:1px solid #eef1ee;border-bottom:1px solid #eef1ee;overflow:hidden;padding:14px 0}
.kw .run{display:flex;gap:38px;white-space:nowrap;animation:marquee 22s linear infinite;font-size:14px;color:#4b6357}
.kw .run span b{color:#15803d}
@keyframes marquee{to{transform:translateX(-50%)}}

.sec{padding:64px 0}
.sec-hd{text-align:center;margin-bottom:38px}
.sec-hd .kick{font-size:12px;letter-spacing:3px;color:#65a30d;font-weight:700;text-transform:uppercase}
.sec-hd h2{font-size:30px;margin:10px 0 8px;font-weight:800}
.sec-hd p{color:#5b6b62;font-size:14.5px;margin:0}

/* 模式介绍 */
.mode{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.mode .pts{display:flex;flex-direction:column;gap:18px}
.mode .pt{display:flex;gap:14px}
.mode .pt .n{flex:none;width:36px;height:36px;border-radius:10px;background:#14532d;color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px}
.mode .pt b{font-size:15.5px}
.mode .pt p{color:#5b6b62;font-size:13.5px;margin:3px 0 0;line-height:1.7}
.funnel{background:#f7f8f5;border:1px solid #eef1ee;border-radius:20px;padding:30px;display:flex;flex-direction:column;gap:10px;align-items:center}
.funnel .step{background:#fff;border:1px solid #d9e8df;border-radius:12px;padding:14px 18px;width:100%;
  display:flex;align-items:center;gap:12px;box-shadow:0 6px 16px -12px rgba(17,28,21,.3)}
.funnel .step .ic{width:34px;height:34px;border-radius:9px;background:#dcfce7;display:flex;align-items:center;justify-content:center;font-size:18px;flex:none}
.funnel .step.s1{width:100%}.funnel .step.s2{width:84%}.funnel .step.s3{width:70%}.funnel .step.s4{width:56%;background:#14532d;color:#fff;border-color:#14532d}
.funnel .step b{font-size:14px}
.funnel .step small{display:block;color:#5b6b62;font-size:12px}
.funnel .step.s4 small{color:#cdebd8}
.funnel .ar{color:#9ca3af;font-size:18px}

/* 核心功能 */
.feats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.feat{background:#fff;border:1px solid #eef1ee;border-radius:16px;padding:24px;transition:.25s}
.feat:hover{transform:translateY(-5px);box-shadow:0 18px 36px -20px rgba(17,28,21,.28);border-color:#cdebd8}
.feat .ic{width:46px;height:46px;border-radius:12px;background:#f0fdf4;display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:14px}
.feat h4{font-size:16px;margin-bottom:7px}
.feat p{color:#5b6b62;font-size:13.5px;line-height:1.7;margin:0}

/* 业务流程 */
.flow{display:grid;grid-template-columns:repeat(6,1fr);gap:0;position:relative}
.flow .st{text-align:center;padding:0 8px}
.flow .st .dot{width:46px;height:46px;border-radius:50%;background:#fff;border:2px solid #bbf7d0;color:#15803d;
  font-weight:800;margin:0 auto 12px;display:flex;align-items:center;justify-content:center;transition:.25s}
.flow .st:hover .dot{background:#15803d;color:#fff;border-color:#15803d;transform:translateY(-4px)}
.flow .st b{font-size:14px;display:block}
.flow .st p{font-size:12.5px;color:#5b6b62;margin:5px 0 0}
.flow .line{position:absolute;top:23px;left:8%;right:8%;height:2px;background:linear-gradient(90deg,#bbf7d0,#86efac);z-index:-1}

/* FAQ */
.faq{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq .item{background:#fff;border:1px solid #eef1ee;border-radius:14px;overflow:hidden}
.faq .q{padding:18px 20px;display:flex;justify-content:space-between;align-items:center;cursor:pointer;font-weight:600;font-size:15px}
.faq .q .pm{color:#15803d;font-size:20px;transition:.25s}
.faq .item.open .q .pm{transform:rotate(45deg)}
.faq .a{max-height:0;overflow:hidden;transition:.3s;color:#5b6b62;font-size:14px;line-height:1.8}
.faq .item.open .a{max-height:200px;padding:0 20px 18px}

footer{background:#0f3d24;color:#cdebd8;padding:34px 24px;text-align:center;font-size:13px;margin-top:20px}
footer b{color:#fff}

.rv{opacity:0;transform:translateY(22px);transition:.6s cubic-bezier(.2,.7,.3,1)}
.rv.in{opacity:1;transform:none}

@media(max-width:860px){
  .hero h1{font-size:32px}
  .mode,.feats{grid-template-columns:1fr}
  .flow{grid-template-columns:repeat(2,1fr);gap:24px 0}
  .flow .line{display:none}
  .pnav .links{display:none}
}