*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Microsoft Yahei","PingFang SC",sans-serif;color:#222;background:#fff;line-height:1.7}
a{text-decoration:none;color:inherit}
ul,li{list-style:none}
img{max-width:100%}
.wrap{max-width:1280px;margin:0 auto;padding:0 24px}
.red{color:#ff6f06}
/* header */
.site-header{position:sticky;top:0;z-index:99;background:#fff;box-shadow:0 1px 8px rgba(0,0,0,.06)}
.site-header .wrap{display:flex;align-items:center;height:72px;gap:36px}
.logo{font-size:26px;font-weight:800;letter-spacing:1px}
.logo b{color:#ff6f06}
.nav{display:flex;gap:34px;flex:1;justify-content:center}
.nav a{font-size:16px;padding:6px 2px;position:relative}
.nav a:hover,.nav a.on{color:#ff6f06}
.head-cta{display:flex;align-items:center;gap:18px}
.head-tel{color:#ff6f06;font-weight:700;font-size:15px}
.btn-red{display:inline-block;background:#ff6f06;color:#fff;padding:9px 26px;border-radius:6px;font-size:15px;transition:.2s}
.btn-red:hover{background:#e05f00}
.btn-line{display:inline-block;border:1px solid #ff6f06;color:#ff6f06;padding:12px 46px;border-radius:6px;font-size:17px;transition:.2s}
.btn-line:hover{background:#ff6f06;color:#fff}
/* hero */
.hero{background:linear-gradient(120deg,#f7f8fa 0%,#eef1f6 60%,#fff3e8 100%);padding:80px 0 56px;overflow:hidden}
.hero h1{font-size:48px;font-weight:800;line-height:1.3}
.hero h1 .red{font-family:Georgia,serif}
.hero .sub{font-size:24px;margin:20px 0 34px;color:#333}
.hero .sub .red{font-weight:700}
.hero .btns{display:flex;gap:16px}
.hero .btn-solid{display:inline-block;background:#ff6f06;color:#fff;padding:12px 46px;border-radius:6px;font-size:17px;font-weight:700}
.hero .btn-solid:hover{background:#e05f00}
.ai-cards{display:flex;gap:18px;margin-top:56px;flex-wrap:wrap}
.ai-cards li{background:#fff;border-radius:12px;box-shadow:0 4px 16px rgba(0,0,0,.07);width:118px;padding:20px 0 14px;text-align:center;font-size:14px;color:#444;transition:.25s}
.ai-cards li:hover{transform:translateY(-6px)}
.ai-cards img{width:46px;height:46px;border-radius:10px;display:block;margin:0 auto 10px}
/* trust bar */
.trust{background:#fff;border-bottom:1px solid #f0f0f0;padding:24px 0}
.trust ul{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
.trust li{font-size:15px;color:#333;display:flex;align-items:center;gap:8px}
.trust li:before{content:"✔";color:#ff6f06;font-size:14px}
/* sections */
.section{padding:72px 0}
.section.gray{background:#f7f8fa}
.sec-head{text-align:center;margin-bottom:46px}
.sec-head h2{font-size:34px;font-weight:800}
.sec-head p{color:#777;margin-top:12px;font-size:16px;max-width:760px;margin-left:auto;margin-right:auto}
/* features */
.feats{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.feats .card{background:#fff;border-radius:14px;padding:32px 28px;box-shadow:0 6px 24px rgba(0,0,0,.06);transition:.25s;border-top:4px solid transparent}
.feats .card:hover{transform:translateY(-6px);border-top-color:#ff6f06}
.feats .card .ico{width:52px;height:52px;line-height:52px;text-align:center;border-radius:50%;background:#fff0e2;color:#ff6f06;font-size:24px;margin-bottom:14px;font-weight:700}
.feats .card .ico i{display:block;line-height:52px;font-size:24px}
/* compare table */
.cmp{width:100%;border-collapse:collapse;background:#fff;box-shadow:0 6px 24px rgba(0,0,0,.06);border-radius:14px;overflow:hidden}
.cmp th,.cmp td{padding:16px 22px;text-align:left;border-bottom:1px solid #f2f2f2;font-size:15px}
.cmp thead th{background:#222;color:#fff;font-size:16px}
.cmp thead th.hl{background:#ff6f06}
.cmp td.hl{color:#ff6f06;font-weight:600}
.cmp tr:hover td{background:#fafafa}
/* flow */
.flow{display:flex;gap:0;counter-reset:step}
.flow .st{flex:1;text-align:center;position:relative;padding:0 14px}
.flow .st:before{counter-increment:step;content:counter(step,decimal-leading-zero);display:block;width:60px;height:60px;line-height:60px;border-radius:50%;background:#ff6f06;color:#fff;font-size:22px;font-weight:800;margin:0 auto 14px}
.flow .st:not(:last-child):after{content:"";position:absolute;top:30px;left:calc(50% + 38px);width:calc(100% - 76px);border-top:2px dashed #ffcf9e}
.flow .st h3{font-size:17px;margin-bottom:6px}
.flow .st p {color:#777;font-size:14px}
/* version cards */
.vers{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.vers .v{background:#fff;border-radius:16px;padding:36px 34px;box-shadow:0 6px 24px rgba(0,0,0,.06)}
.vers .v h3{font-size:22px;font-weight:800;margin-bottom:6px}
.vers .v .tag{color:#ff6f06;font-size:14px;font-weight:600}
.vers .v ul{margin-top:16px}
.vers .v li{font-size:14.5px;color:#555;padding:5px 0 5px 22px;position:relative}
.vers .v li:before{content:"✔";position:absolute;left:0;color:#ff6f06;font-size:13px}
/* pricing */
.price-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.price-grid .p{background:#fff;border-radius:16px;padding:30px 26px;box-shadow:0 6px 24px rgba(0,0,0,.06);position:relative;display:flex;flex-direction:column}
.price-grid .p.hot{border:2px solid #ff6f06}
.price-grid .p .hot-tag{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:#ff6f06;color:#fff;font-size:13px;padding:3px 16px;border-radius:14px;white-space:nowrap}
.price-grid .p h3{font-size:19px;font-weight:800}
.price-grid .p .for{color:#999;font-size:13px;margin:4px 0 12px}
.price-grid .p .money{font-size:30px;font-weight:800;color:#ff6f06}
.price-grid .p .money small{font-size:14px;color:#999;font-weight:400;text-decoration:line-through;margin-left:8px}
.price-grid .p ul{margin:14px 0 20px;flex:1}
.price-grid .p li{font-size:13.5px;color:#555;padding:4px 0 4px 20px;position:relative}
.price-grid .p li:before{content:"✔";position:absolute;left:0;color:#ff6f06;font-size:12px}
.price-grid .p .buy{display:block;text-align:center;border:1px solid #ff6f06;color:#ff6f06;border-radius:6px;padding:9px 0;font-size:15px;transition:.2s}
.price-grid .p .buy:hover,.price-grid .p.hot .buy{background:#ff6f06;color:#fff}
.price-grid .p .cmp-link{display:block;text-align:center;color:#ff6f06;font-size:13.5px;padding:7px 0 0;transition:.2s}
.price-grid .p .cmp-link:hover{text-decoration:underline}
.sea-note{margin-top:26px;background:#fff;border-radius:12px;box-shadow:0 4px 18px rgba(0,0,0,.05);padding:20px 28px;font-size:15px;color:#555;text-align:center}
.sea-note b{color:#ff6f06}
/* solutions */
.sols{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.sols .s{background:#fff;border-radius:14px;padding:32px 28px;box-shadow:0 6px 24px rgba(0,0,0,.06)}
.sols .s h3{font-size:19px;font-weight:800;margin-bottom:10px}
.sols .s .who{color:#ff6f06;font-size:13.5px;font-weight:600;margin-bottom:10px}
.sols .s p{color:#666;font-size:14.5px}
/* faq */
.faq{display:grid;grid-template-columns:1fr 1fr;gap:16px 26px}
.faq a{background:#fff;border-radius:12px;padding:18px 24px;box-shadow:0 4px 16px rgba(0,0,0,.05);font-size:15.5px;font-weight:600;display:flex;align-items:center;gap:12px;transition:.2s}
.faq a:before{content:"Q";flex:0 0 26px;height:26px;line-height:26px;text-align:center;background:#fff0e2;color:#ff6f06;border-radius:50%;font-size:14px;font-weight:800}
.faq a:hover{color:#ff6f06;transform:translateY(-2px)}
.more-link{display:block;text-align:center;margin-top:28px;color:#ff6f06;font-size:15px}
/* news */
.news{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.news .n{background:#fff;border-radius:14px;padding:24px 26px 20px;box-shadow:0 6px 24px rgba(0,0,0,.06);transition:.25s}
.news .n:hover{transform:translateY(-6px)}
.news .n .date{color:#ff6f06;font-size:13px;font-weight:600}
.news .n h3{font-size:16.5px;margin:8px 0 10px;line-height:1.5;height:50px;overflow:hidden}
.news .n:hover h3{color:#ff6f06}
.news .n p{color:#777;font-size:14px;height:66px;overflow:hidden}
/* contact band */
.band{background:linear-gradient(100deg,#ff6f06,#e05f00);color:#fff;text-align:center;padding:60px 0}
.band h2{font-size:30px;font-weight:800}
.band p{margin:12px 0 26px;font-size:16px;opacity:.92}
.band .ways{display:flex;justify-content:center;gap:18px;flex-wrap:wrap}
.band .w{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.4);border-radius:10px;padding:16px 30px;font-size:15px}
.band .w b{display:block;font-size:18px;margin-bottom:2px}
.band .btn-w{display:inline-block;background:#fff;color:#ff6f06;padding:13px 52px;border-radius:6px;font-size:17px;font-weight:700;margin-top:28px}
@media(max-width:900px){.hero h1{font-size:30px}.hero .sub{font-size:17px}.feats,.sols,.news,.faq,.price-grid,.vers{grid-template-columns:1fr}.flow{flex-wrap:wrap}.flow .st{flex-basis:50%;margin-bottom:24px}.flow .st:after{display:none}.nav{display:none}.trust ul{justify-content:flex-start}}