:root{
    --main:#ff7800;
    --blue:#165DFF;
    --cyan:#19d3ff;
    --gray-bg:#f4f7fb;
    --dark:#172033;
    --ink:#455066;
}
body{
    font-family:Arial,"Helvetica Neue",sans-serif;
    color:var(--ink);
    overflow-x:hidden;
    background:
        radial-gradient(circle at 10% 4%, rgba(25,211,255,0.10), transparent 26%),
        radial-gradient(circle at 88% 12%, rgba(255,120,0,0.10), transparent 24%),
        linear-gradient(180deg,#ffffff 0%,#f7f9fe 48%,#ffffff 100%);
}
a{text-decoration:none;}
.top-nav{
    background:rgba(255,255,255,0.9);
    backdrop-filter:blur(18px);
    border-bottom:1px solid rgba(22,93,255,0.08);
    box-shadow:0 12px 30px rgba(23,32,51,0.08);
    position:sticky;
    top:0;
    z-index:999;
}
.logo-text{font-size:22px;font-weight:bold;color:var(--dark);}
.logo-text span{color:var(--main);}
.nav-link{color:#333;padding:10px 14px!important;}
.nav-link:hover,.nav-link.active{color:var(--main);}
.btn-orange{
    background:linear-gradient(135deg,#ff8a1d 0%,#ff6500 100%);
    color:#fff;
    border:none;
    border-radius:6px;
    padding:9px 20px;
    box-shadow:0 10px 22px rgba(255,120,0,0.22);
}
.btn-orange:hover{background:linear-gradient(135deg,#ff982f 0%,#e65d00 100%);color:#fff;}
.page-hero{
    position:relative;
    isolation:isolate;
    overflow:hidden;
    min-height:430px;
    display:flex;
    align-items:center;
    color:#fff;
    background:
        radial-gradient(circle at 18% 16%, rgba(25,211,255,0.34), transparent 30%),
        radial-gradient(circle at 82% 22%, rgba(255,120,0,0.26), transparent 28%),
        linear-gradient(135deg, rgba(7,14,33,0.97), rgba(13,30,68,0.93)),
        url("../images/banner.jpg");
    background-size:cover;
    background-position:center;
    padding:92px 0;
}
.page-hero::before{
    content:"";
    position:absolute;
    inset:0;
    background:
        linear-gradient(rgba(255,255,255,0.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.045) 1px, transparent 1px);
    background-size:44px 44px;
    z-index:-2;
}
.page-hero::after{
    content:"AI  GEO  DATA  MODEL  INDEX";
    position:absolute;
    right:-24px;
    bottom:10px;
    color:rgba(255,255,255,0.07);
    font-size:clamp(42px,8vw,108px);
    font-weight:800;
    letter-spacing:0;
    z-index:-1;
}
.hero-kicker{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:8px 14px;
    margin-bottom:18px;
    border:1px solid rgba(255,255,255,0.22);
    border-radius:999px;
    color:#eaf7ff;
    background:rgba(255,255,255,0.08);
    box-shadow:inset 0 1px 0 rgba(255,255,255,0.16);
    font-size:14px;
}
.page-hero h1{
    max-width:960px;
    font-weight:800;
    text-shadow:0 10px 36px rgba(0,0,0,0.35);
}
.page-hero p{max-width:760px;color:rgba(255,255,255,0.84);}
.section{position:relative;padding:76px 0;}
.section-gray{background:linear-gradient(135deg, rgba(22,93,255,0.05), transparent 30%),var(--gray-bg);}
.title-main{font-size:32px;font-weight:bold;color:var(--dark);margin-bottom:12px;}
.line-orange{width:70px;height:4px;background:linear-gradient(90deg,var(--main),var(--cyan));margin:0 auto 30px;border-radius:999px;}
.seo-visual{
    display:block;
    width:min(100%,820px);
    height:auto;
    margin:0 auto 34px;
    border-radius:8px;
    box-shadow:0 18px 44px rgba(23,32,51,0.10);
}
.seo-visual.compact{
    width:min(100%,560px);
}
.card-item,.feature-panel{
    position:relative;
    overflow:hidden;
    background:rgba(255,255,255,0.92);
    border:1px solid rgba(22,93,255,0.08);
    border-radius:8px;
    padding:28px 22px;
    height:100%;
    transition:0.3s;
    box-shadow:0 14px 36px rgba(23,32,51,0.08);
}
.card-item::before,.feature-panel::before{
    content:"";
    position:absolute;
    inset:0 0 auto 0;
    height:3px;
    background:linear-gradient(90deg,var(--main),var(--cyan));
    opacity:0.72;
}
.card-item:hover{transform:translateY(-6px);border-color:rgba(25,211,255,0.26);box-shadow:0 18px 42px rgba(22,93,255,0.14);}
.icon-box{
    width:56px;
    height:56px;
    background:linear-gradient(135deg,rgba(255,120,0,0.13),rgba(25,211,255,0.14));
    border-radius:50%;
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:24px;
    color:var(--main);
    box-shadow:inset 0 0 0 1px rgba(255,120,0,0.14),0 12px 24px rgba(22,93,255,0.10);
    margin-bottom:18px;
}
.metric{
    font-size:36px;
    font-weight:800;
    color:var(--main);
}
.process-step{
    display:flex;
    gap:18px;
    align-items:flex-start;
    padding:22px;
    border-radius:8px;
    background:#fff;
    border:1px solid rgba(22,93,255,0.08);
    box-shadow:0 12px 28px rgba(23,32,51,0.06);
}
.step-num{
    width:42px;
    height:42px;
    flex:0 0 42px;
    border-radius:50%;
    display:flex;
    align-items:center;
    justify-content:center;
    color:#fff;
    font-weight:700;
    background:linear-gradient(135deg,var(--main),var(--blue));
}
.faq-item{
    background:#fff;
    border:1px solid rgba(22,93,255,0.08);
    border-radius:8px;
    padding:24px;
    box-shadow:0 12px 28px rgba(23,32,51,0.06);
}
.form-box{
    background:rgba(255,255,255,0.94);
    padding:30px;
    border-radius:10px;
    border:1px solid rgba(22,93,255,0.08);
    box-shadow:0 18px 42px rgba(23,32,51,0.12);
}
footer{
    background:radial-gradient(circle at 20% 0, rgba(25,211,255,0.15), transparent 24%),linear-gradient(135deg,#101827,#070d1a);
    color:#aeb9cb;
    padding:50px 0 20px;
}
.sidebar-float{
    position:fixed;
    right:15px;
    top:50%;
    transform:translateY(-50%);
    z-index:997;
    display:flex;
    flex-direction:column;
    gap:8px;
}
.float-wrap{position:relative;width:52px;height:52px;}
.float-item{
    width:52px;
    height:52px;
    display:flex;
    align-items:center;
    justify-content:center;
    color:#fff;
    border-radius:4px;
}
.phone-btn{background:#ed3833;}
.consult-btn{background:#07bc4c;}
.top-btn{background:#9227d0;}
.float-pop{
    position:absolute;
    right:calc(100% + 12px);
    top:50%;
    transform:translateY(-50%);
    width:238px;
    background:#fff;
    color:#333;
    border-radius:8px;
    padding:16px;
    box-shadow:0 8px 26px rgba(0,0,0,0.16);
    opacity:0;
    visibility:hidden;
    pointer-events:none;
    transition:0.2s;
}
.float-wrap:hover .float-pop{opacity:1;visibility:visible;pointer-events:auto;}
.qrcode-box{text-align:center;width:210px;}
.qrcode-box img{width:160px;height:160px;object-fit:cover;}
.float-bar{
    display:none;
    position:fixed;
    bottom:0;
    left:0;
    width:100%;
    background:#fff;
    box-shadow:0 -2px 10px rgba(0,0,0,0.12);
    padding:10px;
    z-index:998;
}
.float-bar a{flex:1;text-align:center;color:#333;font-size:14px;}
.float-bar .action-btn{background:var(--main);color:#fff;border-radius:6px;line-height:42px;}
.consult-toast{
    position:fixed;
    left:50%;
    bottom:88px;
    transform:translateX(-50%) translateY(12px);
    width:min(88vw,360px);
    background:rgba(34,34,34,0.94);
    color:#fff;
    border-radius:8px;
    padding:12px 16px;
    text-align:center;
    font-size:14px;
    line-height:1.5;
    opacity:0;
    pointer-events:none;
    transition:opacity 0.2s ease,transform 0.2s ease;
    z-index:1200;
}
.consult-toast.show{opacity:1;transform:translateX(-50%) translateY(0);}
@media(max-width:991px){
    .sidebar-float{display:none!important;}
}
@media(max-width:767px){
    body{padding-bottom:70px;}
    .page-hero{min-height:360px;padding:68px 0;}
    .title-main{font-size:24px;}
    .float-bar{display:flex;}
}