/* WPS3 Aqua Gradient Breeze Theme */
:root{
  --c-bg:#f7fcff;
  --c-primary:#0d7377;
  --c-secondary:#7c3aed;
  --c-text:#0f172a;
  --c-light:#ffffff;
  --c-muted:#64748b;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;font-family:"Segoe UI","PingFang SC",Helvetica,Arial,sans-serif;color:var(--c-text);}body{background:var(--c-bg);}a{text-decoration:none;color:inherit;}

/* Navbar */
.navbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.8);backdrop-filter:blur(12px);border-bottom:1px solid #e2e8f0;}
.nav-inner{max-width:1200px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:12px 20px;}
.nav-brand{font-weight:700;font-size:20px;color:var(--c-primary);} .nav-menu{display:flex;gap:24px;}
.nav-link{position:relative;font-weight:500;color:var(--c-text);padding-bottom:2px;}
.nav-link.on{color:var(--c-primary);} .nav-link.on::after{content:"";position:absolute;left:0;bottom:-4px;width:100%;height:2px;background:var(--c-primary);border-radius:1px;}
.nav-cta{padding:6px 14px;background:var(--c-secondary);color:#fff;border-radius:6px;font-size:14px;}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 20px;border-radius:6px;font-weight:500;font-size:15px;cursor:pointer;user-select:none;border:none;color:#fff;background:var(--c-primary);transition:background .2s;}
.btn:hover{background:#0b5f5b;}
.btn-sec{background:var(--c-secondary);} .btn-sec:hover{background:#6b21a8;}
.btn-outline{background:transparent;color:var(--c-primary);border:2px solid var(--c-primary);} .btn-outline:hover{background:var(--c-primary);color:#fff;}

/* Sections */
.wrap{max-width:1200px;margin:auto;padding:60px 20px;}
.sec-head{text-align:center;margin-bottom:40px;}
.sec-title{font-size:32px;font-weight:700;margin-bottom:12px;}
.sec-sub{font-size:17px;color:var(--c-muted);} 

/* Feature Grid */
.feat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px;}
.feat-card{background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:28px;box-shadow:0 4px 12px rgba(0,0,0,.04);transition:transform .2s;} .feat-card:hover{transform:translateY(-4px);} .feat-icon{width:48px;height:48px;margin-bottom:16px;fill:var(--c-secondary);} .feat-name{font-size:20px;font-weight:600;margin-bottom:6px;} .feat-desc{font-size:15px;color:var(--c-muted);}

/* Platform Grid */
.plat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px;} .plat-card{background:#fff;border:1px solid #e2e8f0;border-radius:10px;padding:22px;text-align:center;box-shadow:0 4px 8px rgba(0,0,0,.03);} .plat-icon{width:40px;height:40px;margin:0 auto 12px;fill:var(--c-primary);} .plat-name{font-size:18px;font-weight:600;margin-bottom:4px;} .plat-ver{font-size:14px;color:var(--c-muted);} .plat-card.featured{border-width:2px;border-color:var(--c-primary);}

/* FAQ */
.faq-list{max-width:800px;margin:30px auto;} .faq-item{border:1px solid #e2e8f0;border-radius:8px;margin-bottom:12px;overflow:hidden;} .faq-q{cursor:pointer;padding:16px 20px;font-weight:600;display:flex;justify-content:space-between;align-items:center;} .faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease;} .faq-item.open .faq-a{max-height:300px;} .faq-a-inner{padding:0 20px 16px;font-size:15px;color:var(--c-muted);} .faq-chevron{transition:transform .25s;} .faq-item.open .faq-chevron{transform:rotate(180deg);}

/* Reviews */
.rev-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;} .rev-card{background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:24px;box-shadow:0 4px 12px rgba(0,0,0,.04);} .rev-top{display:flex;align-items:center;margin-bottom:12px;} .rev-avatar{width:40px;height:40px;border-radius:50%;background:var(--c-secondary);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:600;margin-right:12px;} .rev-name{font-weight:600;} .rev-text{font-size:15px;color:var(--c-muted);}

/* Footer */
.site-footer{background:#f1f5f9;padding:40px 20px;border-top:1px solid #e2e8f0;} .footer-inner{max-width:1200px;margin:auto;text-align:center;font-size:14px;color:var(--c-muted);line-height:1.6;}

/* Spinner */
@keyframes spin{from{transform:rotate(0deg);}to{transform:rotate(360deg);}}