:root{--ink:#1c1f26;--mute:#6b7280;--line:#e8ebf2;--org:#ff6a2b;--org2:#ff9a3d;--blue:#2f6bff}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:70px}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;color:var(--ink);background:#fff;line-height:1.75;font-size:15px}
a{color:inherit;text-decoration:none}
.ax-wrap{max-width:1180px;margin:0 auto;padding:0 24px}
.ax-top{position:sticky;top:0;z-index:9;background:rgba(255,255,255,.88);backdrop-filter:blur(14px);box-shadow:0 1px 0 rgba(0,0,0,.05)}
.ax-topin{position:relative;display:flex;align-items:center;justify-content:space-between;gap:20px;height:60px}
.ax-brand{display:flex;align-items:center;gap:9px;font-weight:700;font-size:17px;white-space:nowrap}
.ax-brand small{font-weight:400;color:var(--mute);font-size:12px;margin-left:8px}
.ax-mark{width:34px;height:34px;flex:none;display:block}
.ax-nav{display:flex;gap:2px;font-size:14px;white-space:nowrap}
.ax-nav a{padding:6px 12px;border-radius:99px;color:#444}
.ax-nav a:hover{color:var(--blue)}
.ax-nav a[aria-current]{background:var(--blue);color:#fff}
.ax-hero{text-align:center;padding:22px 0 32px;background:linear-gradient(rgba(255,255,255,0) 55%,#fff 100%),radial-gradient(40% 50% at 15% 20%,#c9f3ff 0,transparent 70%),radial-gradient(40% 50% at 85% 10%,#d9e4ff 0,transparent 70%),radial-gradient(50% 60% at 60% 90%,#ffe9dc 0,transparent 70%),linear-gradient(#eef6ff,#fff);overflow:hidden}
.ax-hero h1{font-size:clamp(30px,4.4vw,52px);line-height:1.2;font-weight:800;letter-spacing:.02em;background:linear-gradient(90deg,#1c1f26,#2f4ea8);-webkit-background-clip:text;background-clip:text;color:transparent}
.ax-lede{font-size:clamp(16px,1.8vw,19px);color:#4b5563;margin:14px auto 0;max-width:720px;letter-spacing:.06em}
.ax-plats{display:inline-flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:26px}
.ax-plats a{background:#fff;border:1px solid #dfe5f2;border-radius:12px;padding:8px 18px;font-size:14px;font-weight:600;box-shadow:0 4px 14px -8px rgba(47,107,255,.4)}
.ax-plats a.on,.ax-plats a:hover{border-color:var(--blue);color:var(--blue)}
.ax-hero-cta{display:flex;flex-direction:column;align-items:center;gap:8px;margin-top:24px;font-size:12px;color:var(--mute)}
.ax-cta{display:inline-block;background:linear-gradient(90deg,var(--org),var(--org2));color:#fff;border-radius:99px;font-weight:700;box-shadow:0 10px 24px -10px rgba(255,106,43,.8);transition:transform .2s}
.ax-cta:hover{transform:translateY(-2px)}
.ax-cta-xl{padding:14px 52px;font-size:18px}
.ax-shot{display:flex;justify-content:center;margin-top:40px;padding:0 0 8px}
/* sections */
.ax-defsec{padding:44px 0 0}
.ax-define{max-width:900px;margin:0 auto;background:#f6f8fc;border-radius:18px;padding:22px 28px;color:#374151;font-size:15px}
.ax-define strong{color:var(--blue);margin-right:6px}
.ax-sec{padding:72px 0}
.ax-sec.alt{background:linear-gradient(#f7faff,#fff)}
.ax-sh{text-align:center;margin-bottom:34px}
.ax-sec h2,.ax-mid h2{font-size:clamp(24px,3vw,34px);font-weight:800;line-height:1.35}
h2 em,.ax-mid-title em{font-style:normal;color:var(--org)}
.ax-sh p{color:var(--mute);font-size:14px;margin-top:6px}
.ax-split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.ax-row.rev .ax-art{order:-1}
.ax-txt h2{margin-bottom:14px}
.ax-txt p,.ax-panel p{color:#4b5563;margin-bottom:12px}
.ax-txt h3,.ax-panel h3{font-size:17px;margin:18px 0 6px}
.ax-sec a:not(.ax-cta){color:var(--blue)}
.ax-art{display:flex;justify-content:center;align-items:center;min-height:260px;border-radius:28px;background:linear-gradient(135deg,#e5f1ff,#fff4ec)}
.ax-panel{max-width:980px;margin:0 auto;background:#fff;border-radius:24px;padding:30px 34px;box-shadow:0 20px 50px -30px rgba(30,60,140,.35);border:1px solid var(--line)}
.ax-list{padding-left:1.2em;margin:8px 0 14px;color:#4b5563}
.ax-list li{margin:5px 0}
.ax-list li::marker{color:var(--org)}
.ax-list strong{color:var(--ink)}
.ax-steps{list-style:none;counter-reset:s;display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin:16px 0}
.ax-steps li{counter-increment:s;background:#f6f8fc;border-radius:18px;padding:22px 20px}
.ax-steps li::before{content:counter(s);display:grid;place-items:center;width:36px;height:36px;border-radius:12px;background:linear-gradient(135deg,var(--org),var(--org2));color:#fff;font-weight:700;margin-bottom:10px}
.ax-steps h3{margin:0 0 4px!important;font-size:16px!important}
.ax-steps p{margin:0!important;font-size:14px}
.ax-tablewrap{margin:14px 0 18px}
.ax-table{width:100%;border-collapse:separate;border-spacing:0;font-size:14px;border:1px solid var(--line);border-radius:14px;overflow:hidden}
.ax-table caption{text-align:left;font-size:13px;color:var(--mute);padding-bottom:8px}
.ax-table th,.ax-table td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:top}
.ax-table thead th{background:#eef4ff;color:#1e3a8a}
.ax-table tbody tr:last-child>*{border-bottom:0}
.ax-table tbody th{font-weight:600}
.ax-mid{padding:64px 0;text-align:center;background:radial-gradient(50% 80% at 20% 0,#c9f3ff,transparent),radial-gradient(50% 80% at 80% 100%,#ffe3d1,transparent),#eef5ff}
.ax-mid p{color:#4b5563;margin:8px 0 24px}.ax-mid .ax-mid-title{font-size:clamp(24px,3vw,34px);font-weight:800;line-height:1.35;color:inherit;margin:0}
.ax-qa{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.ax-q{background:#f6f8fc;border-radius:18px;padding:20px 22px}
.ax-q summary{list-style:none;cursor:default}
.ax-q summary::-webkit-details-marker{display:none}
.ax-q h3{font-size:16px;margin-bottom:6px}
.ax-q h3::before{content:"Q";color:var(--org);font-weight:800;margin-right:8px}
.ax-q p{color:#4b5563;font-size:14px}
.ax-cards-sec{background:linear-gradient(#fff,#f7faff)}
.ax-cards{list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}
.ax-cards li{background:var(--bg);border-radius:22px;padding:24px 22px;min-height:150px}
.ax-cards span{font-weight:800;font-size:22px;color:var(--org)}
.ax-cards p{margin-top:8px;color:#374151}
.ax-related ul{list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:14px}
.ax-related a{display:block;padding:18px 20px;border:1px solid var(--line);border-radius:16px;color:var(--ink)!important;font-weight:600;font-size:14px}
.ax-related a:hover{border-color:var(--blue);color:var(--blue)!important}
.ax-foot{background:#f4f6fa;color:var(--mute);font-size:13px;padding:48px 0 24px}
.ax-fcols{display:grid;grid-template-columns:1.2fr .8fr .8fr .8fr 1.6fr;gap:32px}
.ax-foot .ax-fh{font-weight:700;font-size:14px;color:var(--ink);margin-bottom:12px}
.ax-foot nav{display:flex;flex-direction:column;gap:6px}
.ax-foot nav a:hover{color:var(--blue)}
.ax-fbrand p{margin-top:12px}
.ax-fine{border-top:1px solid #e3e7ee;margin-top:32px;padding-top:16px;text-align:center}
@media(max-width:900px){.ax-split{grid-template-columns:1fr;gap:28px}
.ax-row.rev .ax-art{order:0}
.ax-qa{grid-template-columns:1fr}
.ax-fcols{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.ax-wrap{padding:0 16px}
.ax-nav{max-width:100%}
.ax-sec{padding:48px 0}
.ax-art{min-height:200px}
.ax-panel{padding:20px 16px}
.ax-fcols{grid-template-columns:1fr}
.ax-cta-xl{padding:13px 44px}}
.ax-nt{position:absolute;opacity:0;pointer-events:none}
.ax-burger{display:none;width:40px;height:40px;border-radius:10px;cursor:pointer;flex-direction:column;justify-content:center;align-items:center;gap:5px}
.ax-burger span{display:block;width:20px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s,opacity .2s}
.ax-tablewrap{overflow:visible}
.ax-table{table-layout:auto}
.ax-table td,.ax-table th{word-break:break-word}
@media(max-width:860px){.ax-burger{display:flex}
.ax-nav{display:none;position:absolute;top:60px;left:0;right:0;flex-direction:column;gap:0;background:#fff;box-shadow:0 12px 24px -12px rgba(0,0,0,.2);padding:8px 16px 14px;font-size:15px}
.ax-nav a{border-radius:10px;padding:11px 12px}
.ax-nt:checked~.ax-nav{display:flex}
.ax-nt:checked+.ax-burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.ax-nt:checked+.ax-burger span:nth-child(2){opacity:0}
.ax-nt:checked+.ax-burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}}
@media(max-width:640px){.ax-table,.ax-table tbody,.ax-table tr,.ax-table th,.ax-table td,.ax-table caption{display:block;width:100%}
.ax-table{border:0}
.ax-table thead{display:none}
.ax-table tr{border:1px solid var(--line);border-radius:14px;margin-bottom:10px;overflow:hidden}
.ax-table tbody th{background:#eef4ff;color:#1e3a8a}
.ax-table td{display:flex;gap:12px;border-bottom:1px solid var(--line)}
.ax-table td::before{content:attr(data-label);flex:0 0 5.5em;color:var(--mute);font-size:13px}
.ax-table tr>*:last-child{border-bottom:0}}
.ax-shot img,.ax-art img,.ax-fig img{max-width:100%;height:auto;display:block}
.ax-shot img{margin:0 auto}
.ax-figsec{padding:24px 0 8px}
.ax-fig{max-width:980px;margin:0 auto;text-align:center}
.ax-fig img{border-radius:24px;box-shadow:0 20px 50px -30px rgba(30,60,140,.35);margin:0 auto}
.ax-fig figcaption{font-size:13px;color:var(--mute);margin-top:10px}
.ax-cta{white-space:nowrap}
.ax-crumb{display:flex;justify-content:flex-start;align-items:center;gap:6px;text-align:left;font-size:12px;line-height:1.5;color:#9aa1ad;margin:0 0 26px;white-space:nowrap;overflow:hidden;min-width:0}
.ax-crumb a{color:#8a93a3}
.ax-crumb a:hover{color:var(--ink)}
.ax-crumb span[aria-current]{overflow:hidden;text-overflow:ellipsis;color:#9aa1ad}

.ax-art{min-width:0}