/* ============ v47 Stripe/Linear 极简渐变 SaaS 风 ============ */
:root{
  --sp-bg:#ffffff;
  --sp-bg2:#fafbff;
  --sp-text:#0a0f1f;
  --sp-muted:#525866;
  --sp-line:#e6e8ef;
  --sp-primary:#6366f1;     /* 靛蓝 */
  --sp-primary2:#8b5cf6;
  --sp-pink:#ec4899;
  --sp-grad:linear-gradient(135deg,#6366f1 0%,#8b5cf6 50%,#ec4899 100%);
  --sp-dark:#0b1020;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Inter","Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;background:var(--sp-bg);color:var(--sp-text);line-height:1.7;font-size:15px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
ul,ol{list-style:none}
.sp-wrap{max-width:1200px;margin:0 auto;padding:0 24px}

/* Announce */
.sp-announce{background:#0b1020;color:#c7cdd9;font-size:13px;border-bottom:1px solid rgba(255,255,255,.05)}
.sp-announce .sp-wrap{height:40px;display:flex;align-items:center;gap:10px}
.sp-dot{width:6px;height:6px;border-radius:50%;background:#10b981;box-shadow:0 0 0 3px rgba(16,185,129,.2);animation:spPulse 2s infinite}
@keyframes spPulse{0%,100%{opacity:1}50%{opacity:.4}}
.sp-ann-link{margin-left:auto;color:#a5b4fc;font-weight:500}
.sp-ann-link i{font-style:normal;margin-left:4px;transition:transform .2s;display:inline-block}
.sp-ann-link:hover i{transform:translateX(3px)}

/* Nav */
.sp-nav{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.8);backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--sp-line)}
.sp-nav-in{height:68px;display:flex;align-items:center;gap:24px}
.sp-logo{display:flex;align-items:center;gap:10px;margin-right:10px}
.sp-logo-t b{font-size:17px;font-weight:700;display:block;line-height:1.1;letter-spacing:-.3px}
.sp-logo-t em{font-style:normal;font-size:10px;letter-spacing:2px;color:var(--sp-muted);text-transform:uppercase;font-family:"Inter",sans-serif}
.sp-menu{display:flex;gap:4px;flex:1}
.sp-menu a{padding:8px 14px;font-size:14px;color:#3a4050;font-weight:500;border-radius:8px;transition:all .15s}
.sp-menu a:hover{background:#f1f3fb;color:var(--sp-text)}
.sp-nav-actions{display:flex;gap:10px;align-items:center}
.sp-tel-mini{color:var(--sp-muted);font-size:13px;font-weight:500}
.sp-cta{padding:9px 18px;border-radius:9px;background:var(--sp-text);color:#fff;font-size:13px;font-weight:600;transition:all .2s}
.sp-cta:hover{background:var(--sp-primary);transform:translateY(-1px)}
.sp-ham{display:none;width:36px;height:36px;flex-direction:column;gap:4px;justify-content:center;align-items:center}
.sp-ham span{width:20px;height:2px;background:var(--sp-text);border-radius:2px}
.sp-mmenu{display:none;background:#fff;border-top:1px solid var(--sp-line);padding:8px 20px 16px;flex-direction:column}
.sp-mmenu.open{display:flex}
.sp-mmenu a{padding:12px 0;border-bottom:1px solid #f1f3fb;font-size:14px}
.sp-mmc{background:var(--sp-text);color:#fff!important;text-align:center;padding:10px!important;border-radius:8px;margin-top:8px;border:none!important;font-weight:600}

/* Buttons */
.sp-btn{display:inline-flex;align-items:center;gap:8px;padding:11px 20px;border-radius:10px;font-weight:600;font-size:14px;transition:all .2s;cursor:pointer;border:1px solid transparent;white-space:nowrap}
.sp-btn-primary{background:var(--sp-text);color:#fff}
.sp-btn-primary:hover{background:var(--sp-primary);transform:translateY(-1px);box-shadow:0 6px 16px rgba(99,102,241,.25)}
.sp-btn-ghost{background:#fff;color:var(--sp-text);border-color:var(--sp-line)}
.sp-btn-ghost:hover{border-color:var(--sp-text);background:#fafbff}
.sp-btn-phone{background:#f1f3fb;color:var(--sp-text)}
.sp-btn-phone:hover{background:var(--sp-primary);color:#fff}
.sp-big{padding:14px 26px;font-size:15px}
.sp-btn-full{width:100%;justify-content:center;margin-top:8px}

/* Hero */
.sp-hero{position:relative;overflow:hidden;background:radial-gradient(1200px 500px at 85% 0%,rgba(236,72,153,.12),transparent 60%),radial-gradient(900px 500px at 10% 0%,rgba(99,102,241,.15),transparent 60%),#0b1020;color:#fff;padding:80px 0 100px}
.sp-hero-grid-bg{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:44px 44px;mask-image:radial-gradient(ellipse at center,#000 30%,transparent 70%);-webkit-mask-image:radial-gradient(ellipse at center,#000 30%,transparent 70%)}
.sp-hero-glow{position:absolute;border-radius:50%;filter:blur(80px);opacity:.6}
.sp-glow1{width:400px;height:400px;background:#6366f1;top:-100px;left:-80px}
.sp-glow2{width:340px;height:340px;background:#ec4899;bottom:-120px;right:-40px}
.sp-hero-in{position:relative;display:grid;grid-template-columns:1.15fr 1fr;gap:56px;align-items:center}
.sp-kicker{display:inline-flex;align-items:center;gap:8px;font-size:12px;padding:6px 14px;border:1px solid rgba(255,255,255,.15);border-radius:30px;color:#c7cdd9;margin-bottom:24px;backdrop-filter:blur(8px);background:rgba(255,255,255,.04)}
.sp-k-pulse{width:6px;height:6px;background:#10b981;border-radius:50%;box-shadow:0 0 0 3px rgba(16,185,129,.3)}
.sp-h1{font-size:52px;line-height:1.1;font-weight:800;letter-spacing:-1.5px;margin-bottom:20px;font-family:"Inter","Noto Sans SC",sans-serif}
.sp-h1-grad{background:linear-gradient(90deg,#a5b4fc 0%,#f9a8d4 50%,#fda4af 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.sp-sub{color:#9aa3b2;font-size:16px;line-height:1.8;margin-bottom:30px;max-width:520px}
.sp-h-ctas{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:30px}
.sp-h-ctas .sp-btn-primary{background:#fff;color:#0b1020}
.sp-h-ctas .sp-btn-primary:hover{background:var(--sp-primary);color:#fff}
.sp-h-ctas .sp-btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.2)}
.sp-h-ctas .sp-btn-ghost:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.4)}
.sp-h-ctas .sp-btn-phone{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.12)}
.sp-h-ctas .sp-btn-phone:hover{background:var(--sp-pink)}
.sp-logos{display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.sp-logos span{font-size:12px;color:#6b7280}
.sp-logos em{font-style:normal;font-size:12px;color:#9aa3b2;padding:4px 10px;border:1px solid rgba(255,255,255,.1);border-radius:6px;font-family:"Inter",sans-serif}
.sp-hero-r{position:relative;min-height:420px}
.sp-card-glass{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:18px;overflow:hidden;backdrop-filter:blur(20px);box-shadow:0 30px 60px rgba(0,0,0,.3)}
.sp-hero-banner{aspect-ratio:4/5;max-width:360px;margin-left:auto}
.sp-hero-banner img{width:100%;height:100%;object-fit:cover}
.sp-float{position:absolute;background:#fff;color:var(--sp-text);padding:12px 14px;border-radius:14px;display:flex;gap:10px;align-items:center;box-shadow:0 14px 30px rgba(0,0,0,.2);animation:spFloat 4s ease-in-out infinite}
.sp-f1{top:30px;left:0;animation-delay:0s}
.sp-f2{top:46%;left:30px;animation-delay:1s}
.sp-f3{bottom:40px;right:0;animation-delay:2s}
@keyframes spFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
.sp-f-ico{width:32px;height:32px;border-radius:8px;background:#ecfdf5;display:grid;place-items:center;flex-shrink:0}
.sp-f-ico-p{background:#fdf2f8}
.sp-f-ico-b{background:#eef2ff}
.sp-float b{font-size:13px;display:block;font-weight:700}
.sp-float span{font-size:11px;color:var(--sp-muted);display:block}

/* Trust bar */
.sp-trust{background:#fff;border-bottom:1px solid var(--sp-line);padding:24px 0}
.sp-trust-in{display:flex;align-items:center;justify-content:center;gap:40px;flex-wrap:wrap}
.sp-tr-item b{font-family:"Inter",sans-serif;font-size:28px;font-weight:800;background:var(--sp-grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-right:8px}
.sp-tr-item span{font-size:13px;color:var(--sp-muted)}
.sp-tr-sep{width:1px;height:30px;background:var(--sp-line)}

/* Sections 通用 */
section{padding:90px 0}
.sp-sec-head{text-align:center;max-width:720px;margin:0 auto 56px}
.sp-sec-left{text-align:left;margin-left:0;max-width:none}
.sp-sec-kicker{display:inline-block;font-family:"Inter",sans-serif;font-size:12px;letter-spacing:3px;color:var(--sp-primary);font-weight:600;margin-bottom:14px}
.sp-sec-head h2{font-size:40px;font-weight:800;line-height:1.2;letter-spacing:-1px;margin-bottom:14px;font-family:"Inter","Noto Sans SC",sans-serif}
.sp-h2-grad{background:var(--sp-grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.sp-h2-u{position:relative;display:inline-block}
.sp-h2-u:after{content:"";position:absolute;left:0;right:0;bottom:4px;height:10px;background:linear-gradient(90deg,rgba(99,102,241,.2),rgba(236,72,153,.2));z-index:-1;border-radius:3px}
.sp-sec-head p{color:var(--sp-muted);font-size:16px;line-height:1.7}

/* Tech 卡片 */
.sp-tech{background:var(--sp-bg2)}
.sp-tech-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.sp-t-card{background:#fff;border-radius:18px;padding:32px;border:1px solid var(--sp-line);position:relative;transition:all .3s;overflow:hidden}
.sp-t-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;transition:all .3s}
.sp-tc-1:before{background:linear-gradient(90deg,#6366f1,#8b5cf6)}
.sp-tc-2:before{background:linear-gradient(90deg,#ec4899,#f43f5e)}
.sp-tc-3:before{background:linear-gradient(90deg,#0ea5e9,#10b981)}
.sp-t-card:hover{transform:translateY(-6px);box-shadow:0 20px 40px rgba(99,102,241,.12);border-color:transparent}
.sp-t-num{font-family:"Inter",serif;font-size:40px;font-weight:800;font-style:italic;background:linear-gradient(135deg,#6366f1,#8b5cf6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1;margin-bottom:16px}
.sp-tn-2{background:linear-gradient(135deg,#ec4899,#f43f5e);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.sp-tn-3{background:linear-gradient(135deg,#0ea5e9,#10b981);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.sp-t-tag{display:inline-block;font-family:"Inter",sans-serif;font-size:11px;letter-spacing:2px;color:var(--sp-primary);font-weight:600;margin-bottom:10px}
.sp-t-tag-2{color:#ec4899}
.sp-t-tag-3{color:#0ea5e9}
.sp-t-card h3{font-size:22px;font-weight:700;margin-bottom:12px}
.sp-t-d{color:var(--sp-muted);font-size:14px;line-height:1.8;margin-bottom:18px}
.sp-t-list{display:flex;flex-direction:column;gap:8px;margin-bottom:22px}
.sp-t-list li{font-size:13px;color:#3a4050;line-height:1.6}
.sp-t-link{font-weight:600;font-size:13px;color:var(--sp-primary);display:inline-flex;align-items:center;gap:4px}
.sp-tc-2 .sp-t-link{color:#ec4899}
.sp-tc-3 .sp-t-link{color:#0ea5e9}

/* Journey zigzag */
.sp-journey{background:#fff}
.sp-steps{max-width:900px;margin:0 auto;display:flex;flex-direction:column;gap:0;margin-top:20px}
.sp-step{display:grid;grid-template-columns:100px 1fr;gap:40px;padding:36px 0;border-top:1px solid var(--sp-line)}
.sp-step:first-child{border-top:none}
.sp-step-rev{direction:rtl}
.sp-step-rev > *{direction:ltr}
.sp-step-num{font-family:"Inter",sans-serif;font-size:52px;font-weight:800;background:linear-gradient(135deg,#6366f1,#ec4899);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1;letter-spacing:-2px}
.sp-sn-2{background:linear-gradient(135deg,#ec4899,#f59e0b);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.sp-sn-3{background:linear-gradient(135deg,#8b5cf6,#06b6d4);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.sp-sn-4{background:linear-gradient(135deg,#10b981,#0ea5e9);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.sp-sn-5{background:linear-gradient(135deg,#f59e0b,#ec4899);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.sp-sn-6{background:linear-gradient(135deg,#6366f1,#8b5cf6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.sp-step-c h3{font-size:22px;font-weight:700;margin-bottom:10px}
.sp-step-c p{font-size:15px;color:var(--sp-muted);line-height:1.8;margin-bottom:12px}
.sp-step-meta{display:flex;gap:14px;flex-wrap:wrap}
.sp-step-meta span{font-size:12px;background:#f1f3fb;color:#4b5160;padding:5px 12px;border-radius:20px}

/* Bento */
.sp-topics{background:var(--sp-bg2)}
.sp-bento{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:180px;gap:16px}
.sp-b{background:#fff;border-radius:18px;padding:26px;border:1px solid var(--sp-line);transition:all .3s;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}
.sp-b:hover{transform:translateY(-4px);box-shadow:0 16px 40px rgba(99,102,241,.1);border-color:transparent}
.sp-b-big{grid-row:span 2;grid-column:span 2;background:linear-gradient(135deg,#eef2ff,#fdf2f8)}
.sp-b-wide{grid-column:span 2;background:linear-gradient(135deg,#ecfeff,#f0fdf4)}
.sp-b-1{background:linear-gradient(135deg,#eef2ff,#fce7f3)}
.sp-b-emoji{font-size:32px;line-height:1}
.sp-b h3{font-size:26px;font-weight:800;line-height:1.2}
.sp-b h4{font-size:17px;font-weight:700}
.sp-b p{font-size:13px;color:var(--sp-muted);line-height:1.7}
.sp-b-arr{font-size:13px;color:var(--sp-primary);font-weight:600}

/* Doctors */
.sp-doctors{background:#fff}
.sp-doc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.sp-doc{padding:28px;border-radius:16px;border:1px solid var(--sp-line);transition:all .25s;background:#fff}
.sp-doc:hover{transform:translateY(-4px);box-shadow:0 12px 30px rgba(0,0,0,.05);border-color:#c7d2fe}
.sp-doc-ico{width:56px;height:56px;border-radius:14px;display:grid;place-items:center;color:#fff;font-family:"Noto Serif SC",serif;font-weight:700;font-size:22px;margin-bottom:16px}
.sp-di-1{background:linear-gradient(135deg,#6366f1,#8b5cf6)}
.sp-di-2{background:linear-gradient(135deg,#0ea5e9,#06b6d4)}
.sp-di-3{background:linear-gradient(135deg,#10b981,#059669)}
.sp-di-4{background:linear-gradient(135deg,#f59e0b,#ec4899)}
.sp-di-5{background:linear-gradient(135deg,#ec4899,#f43f5e)}
.sp-di-6{background:linear-gradient(135deg,#8b5cf6,#ec4899)}
.sp-doc h4{font-size:16px;font-weight:700;margin-bottom:8px}
.sp-doc p{font-size:13px;color:var(--sp-muted);line-height:1.7}

/* Library */
.sp-library{background:var(--sp-bg2)}
.sp-lib-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.sp-lib{background:#fff;border:1px solid var(--sp-line);border-radius:14px;padding:24px;transition:all .25s;display:flex;flex-direction:column;gap:8px}
.sp-lib:hover{transform:translateY(-3px);border-color:var(--sp-primary);box-shadow:0 10px 24px rgba(99,102,241,.1)}
.sp-lib-tag{display:inline-block;align-self:flex-start;font-size:11px;font-weight:600;padding:4px 10px;border-radius:20px;background:#eef2ff;color:var(--sp-primary);font-family:"Inter",sans-serif;letter-spacing:1px}
.sp-lt-2{background:#fdf2f8;color:#ec4899}
.sp-lt-3{background:#ecfdf5;color:#10b981}
.sp-lib h4{font-size:16px;font-weight:700;line-height:1.5}
.sp-lib p{font-size:13px;color:var(--sp-muted);flex:1;line-height:1.7}
.sp-lib em{font-style:normal;font-size:12px;color:var(--sp-primary);font-weight:600}

/* 资讯 Grid（严格保留） */
ul.article-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px;list-style:none;margin:40px 0 0;padding:0;width:100%;box-sizing:border-box}
ul.article-cards > li.article-card{min-width:0;width:auto;max-width:none;margin:0;float:none;box-sizing:border-box;background:#fff;border-radius:14px;overflow:hidden;border:1px solid var(--sp-line);transition:all .25s}
ul.article-cards > li.article-card:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(99,102,241,.1)}
.article-card .card-thumb{width:100%;overflow:hidden;aspect-ratio:16/10}
.article-card .card-thumb img{display:block;width:100%;max-width:100%;height:100%;object-fit:cover;transition:transform .5s}
.article-card:hover .card-thumb img{transform:scale(1.05)}
.article-card .card-title{overflow-wrap:anywhere;font-size:15px;font-weight:700;padding:14px 18px 6px;line-height:1.4}
.article-card .card-date{display:block;font-size:12px;color:var(--sp-muted);padding:0 18px}
.article-card .card-summary{overflow-wrap:anywhere;font-size:13px;color:var(--sp-muted);padding:8px 18px 18px;line-height:1.7}
.article-card a{color:inherit}

/* FAQ */
.sp-faq{background:#fff}
.sp-faq-list{max-width:820px;margin:0 auto}
.sp-faq-item{border-bottom:1px solid var(--sp-line);padding:6px 0}
.sp-faq-item[open]{border-color:#c7d2fe}
.sp-faq-item summary{list-style:none;cursor:pointer;padding:18px 0;font-weight:600;font-size:16px;display:flex;justify-content:space-between;align-items:center;gap:20px;transition:color .2s}
.sp-faq-item summary::-webkit-details-marker{display:none}
.sp-faq-item summary:hover{color:var(--sp-primary)}
.sp-faq-item i{width:28px;height:28px;border-radius:50%;background:#f1f3fb;flex-shrink:0;position:relative;transition:all .2s}
.sp-faq-item i:before,.sp-faq-item i:after{content:"";position:absolute;background:var(--sp-primary);border-radius:2px}
.sp-faq-item i:before{width:12px;height:2px;left:8px;top:13px}
.sp-faq-item i:after{width:2px;height:12px;left:13px;top:8px;transition:transform .2s}
.sp-faq-item[open] i:after{transform:scaleY(0)}
.sp-faq-item[open] i{background:#eef2ff}
.sp-faq-b{padding:0 0 20px;color:var(--sp-muted);font-size:14px;line-height:1.9}

/* About */
.sp-about{background:var(--sp-bg2)}
.sp-about-in{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.sp-about-l h2{font-size:38px;font-weight:800;letter-spacing:-1px;margin:10px 0 16px}
.sp-about-l>p{color:var(--sp-muted);font-size:15px;line-height:1.8;margin-bottom:24px}
.sp-about-ul{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.sp-about-ul li{padding:10px 12px 10px 36px;background:#fff;border:1px solid var(--sp-line);border-radius:10px;font-size:13px;position:relative}
.sp-about-ul li span{position:absolute;left:10px;top:50%;transform:translateY(-50%);width:20px;height:20px;border-radius:50%;background:linear-gradient(135deg,#6366f1,#ec4899);color:#fff;display:grid;place-items:center;font-size:11px;font-weight:700}
.sp-about-r{position:relative}
.sp-quote{background:#fff;border-radius:18px;padding:32px;border:1px solid var(--sp-line);margin-bottom:20px;position:relative;z-index:2}
.sp-quote p{font-size:18px;font-weight:500;line-height:1.7;color:#1f2937;margin:16px 0 16px;font-family:"Noto Serif SC",serif}
.sp-quote b{font-size:13px;color:var(--sp-muted);font-weight:600}
.sp-about-banner{border-radius:18px;overflow:hidden;aspect-ratio:16/9;box-shadow:0 20px 60px rgba(99,102,241,.2)}
.sp-about-banner img{width:100%;height:100%;object-fit:cover}

/* CTA */
.sp-cta{background:var(--sp-bg2);padding-bottom:100px}
.sp-cta-card{background:linear-gradient(135deg,#0b1020,#1a1f35);border-radius:28px;padding:56px;color:#fff;display:grid;grid-template-columns:1fr 420px;gap:48px;align-items:center;position:relative;overflow:hidden}
.sp-cta-card:before{content:"";position:absolute;right:-200px;top:-200px;width:500px;height:500px;border-radius:50%;background:radial-gradient(circle,rgba(99,102,241,.3),transparent 70%)}
.sp-cta-card:after{content:"";position:absolute;left:-150px;bottom:-150px;width:400px;height:400px;border-radius:50%;background:radial-gradient(circle,rgba(236,72,153,.25),transparent 70%)}
.sp-cta-l{position:relative;z-index:2}
.sp-cta-l h2{font-size:38px;font-weight:800;letter-spacing:-1px;margin-bottom:14px;line-height:1.15}
.sp-cta-l p{color:#9aa3b2;font-size:15px;line-height:1.8;margin-bottom:24px;max-width:460px}
.sp-cta-btns{display:flex;gap:10px;flex-wrap:wrap}
.sp-cta-btns .sp-btn-primary{background:#fff;color:#0b1020}
.sp-cta-btns .sp-btn-primary:hover{background:var(--sp-primary);color:#fff}
.sp-cta-btns .sp-btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.25)}
.sp-cta-btns .sp-btn-ghost:hover{background:rgba(255,255,255,.1)}
.sp-cta-form{background:#fff;border-radius:18px;padding:28px;color:var(--sp-text);position:relative;z-index:2}
.sp-cta-form h4{font-size:18px;font-weight:700;margin-bottom:6px}
.sp-f-tip{font-size:12px;color:var(--sp-muted);margin-bottom:16px}
.sp-cta-form label{display:block;font-size:12px;font-weight:600;color:#4b5160;margin-bottom:12px}
.sp-cta-form input,.sp-cta-form select,.sp-cta-form textarea{width:100%;padding:10px 12px;border:1px solid var(--sp-line);border-radius:8px;font-size:14px;font-family:inherit;margin-top:5px;background:#fafbff;transition:all .2s}
.sp-cta-form input:focus,.sp-cta-form select:focus,.sp-cta-form textarea:focus{outline:none;border-color:var(--sp-primary);background:#fff;box-shadow:0 0 0 3px rgba(99,102,241,.12)}
.sp-cta-form textarea{resize:vertical}

/* Detail */
.sp-dh{padding:40px 0 50px;background:linear-gradient(180deg,#fafbff,#fff)}
.sp-d-crumb{font-size:13px;color:var(--sp-muted);margin-bottom:18px}
.sp-d-crumb a{color:var(--sp-primary)}
.sp-d-title{font-size:36px;font-weight:800;line-height:1.3;margin-bottom:14px;letter-spacing:-.5px}
.sp-d-sum{font-size:15px;color:var(--sp-muted);margin-bottom:18px;line-height:1.8;max-width:800px}
.sp-d-meta{display:flex;gap:14px;flex-wrap:wrap;align-items:center;font-size:13px;color:var(--sp-muted)}
.sp-d-date{display:inline-flex;align-items:center;gap:6px}
.sp-d-cat{background:#eef2ff;color:var(--sp-primary);padding:4px 12px;border-radius:20px;font-size:12px;font-weight:600}
.sp-d-tel{display:inline-flex;align-items:center;gap:6px;color:var(--sp-primary);font-weight:600}
.sp-d-cover{margin-top:26px;border-radius:18px;overflow:hidden;box-shadow:0 20px 40px rgba(99,102,241,.12)}
.sp-d-cover img{width:100%;aspect-ratio:21/9;object-fit:cover}
.sp-article{padding:50px 0 80px;background:#fff}
.sp-art-in{max-width:820px;margin:0 auto}
.sp-art-body{font-size:16px;line-height:1.9;color:#1f2937}
.sp-art-body h1,.sp-art-body h2,.sp-art-body h3,.sp-art-body h4{margin:30px 0 14px;letter-spacing:-.3px;line-height:1.4;font-weight:700}
.sp-art-body h2{font-size:26px}
.sp-art-body h3{font-size:21px}
.sp-art-body p{margin-bottom:18px}
.sp-art-body img{border-radius:12px;margin:16px 0;max-width:100%}
.sp-art-body ul,.sp-art-body ol{margin:16px 0 16px 24px}
.sp-art-body ul{list-style:disc}
.sp-art-body ol{list-style:decimal}
.sp-art-body li{margin-bottom:8px}
.sp-disc{background:#fffbeb;border-left:4px solid #f59e0b;padding:22px 26px;border-radius:12px;margin:32px 0}
.sp-disc h4{display:flex;align-items:center;gap:8px;font-size:15px;color:#92400e;margin-bottom:8px}
.sp-disc p{font-size:13px;color:#78350f;line-height:1.8;margin:0}
.sp-related{margin:32px 0}
.sp-related h3{font-size:22px;font-weight:700;margin-bottom:18px}
.sp-rel-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.sp-rel{background:#fafbff;border:1px solid var(--sp-line);border-radius:12px;padding:20px;transition:all .2s}
.sp-rel:hover{border-color:var(--sp-primary);background:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(99,102,241,.08)}
.sp-rn{font-family:"Inter",sans-serif;font-size:12px;color:var(--sp-primary);font-weight:700;display:block;margin-bottom:6px;letter-spacing:2px}
.sp-rel b{font-size:15px;display:block;margin-bottom:4px}
.sp-rel em{font-style:normal;font-size:12px;color:var(--sp-muted)}
.sp-art-cta{background:linear-gradient(135deg,#eef2ff,#fdf2f8);border-radius:18px;padding:30px 36px;display:flex;justify-content:space-between;gap:20px;align-items:center;flex-wrap:wrap;margin-top:32px}
.sp-art-cta h3{font-size:22px;font-weight:700;margin-bottom:6px}
.sp-art-cta p{font-size:13px;color:var(--sp-muted);margin:0}
.sp-ac-btns{display:flex;gap:10px;flex-wrap:wrap}

/* Footer */
.sp-foot{background:#0b1020;color:#9aa3b2;padding:60px 0 0;font-size:14px}
.sp-foot-top{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.08)}
.sp-f-brand p{font-size:13px;line-height:1.8;margin:14px 0;max-width:340px}
.sp-f-phone{display:inline-flex;align-items:center;gap:6px;color:#a5b4fc;font-weight:600;font-size:15px}
.sp-f-col h5{color:#fff;font-size:14px;margin-bottom:14px;font-weight:600}
.sp-f-col a{display:block;padding:5px 0;color:#9aa3b2;font-size:13px;transition:color .2s}
.sp-f-col a:hover{color:#fff}
.sp-f-grp a{display:inline-block;padding:3px 8px;margin:2px 4px 2px 0;border:1px solid rgba(255,255,255,.08);border-radius:6px;font-size:12px}
.sp-f-grp a:hover{background:rgba(99,102,241,.15);border-color:#6366f1;color:#fff}
.sp-foot-bot{padding:20px 0;display:flex;justify-content:space-between;gap:16px;align-items:center;flex-wrap:wrap}
.sp-fb-l{display:flex;gap:14px;flex-wrap:wrap;align-items:center;font-size:12px}
.sp-fb-l a{color:#9aa3b2;display:inline-flex;align-items:center;gap:4px}
.sp-fb-l a:hover{color:#a5b4fc}
.sp-fb-r{font-size:12px;max-width:480px;text-align:right;line-height:1.7;color:#6b7280}

/* Responsive */
@media(max-width:1080px){
  .sp-bento{grid-template-columns:repeat(2,1fr);grid-auto-rows:160px}
  .sp-b-big{grid-column:span 2}
  .sp-b-wide{grid-column:span 2}
  .sp-foot-top{grid-template-columns:1fr 1fr 1fr}
  .sp-f-brand{grid-column:span 3}
}
@media(max-width:900px){
  .sp-menu{display:none}
  .sp-tel-mini{display:none}
  .sp-ham{display:flex}
  .sp-hero{padding:60px 0 80px}
  .sp-hero-in{grid-template-columns:1fr;gap:40px}
  .sp-h1{font-size:36px}
  .sp-hero-banner{max-width:320px;margin:0 auto}
  .sp-float{display:none}
  section{padding:60px 0}
  .sp-sec-head h2,.sp-about-l h2,.sp-cta-l h2{font-size:28px}
  .sp-tech-grid,.sp-doc-grid,.sp-lib-grid{grid-template-columns:1fr}
  .sp-step{grid-template-columns:70px 1fr;gap:20px;padding:24px 0}
  .sp-step-rev{direction:ltr}
  .sp-step-num{font-size:40px}
  .sp-bento{grid-template-columns:1fr;grid-auto-rows:auto}
  .sp-b-big,.sp-b-wide{grid-column:span 1;grid-row:auto;min-height:180px}
  .sp-about-in{grid-template-columns:1fr;gap:30px}
  .sp-cta-card{grid-template-columns:1fr;padding:32px 24px}
  .sp-rel-grid{grid-template-columns:1fr}
  .sp-foot-top{grid-template-columns:1fr 1fr}
  .sp-f-brand{grid-column:span 2}
  .sp-fb-r{text-align:left}
  .sp-d-title{font-size:26px}
  .sp-trust-in{gap:16px}
  .sp-tr-sep{display:none}
  ul.article-cards{grid-template-columns:1fr}
  .sp-d-cover img{aspect-ratio:16/10}
}
@media(max-width:560px){
  .sp-foot-top{grid-template-columns:1fr}
  .sp-f-brand{grid-column:span 1}
  .sp-about-ul{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
  .sp-float{animation:none}
}