:root{
  --c1:#6366f1;        /* indigo */
  --c2:#06b6d4;        /* cyan   */
  --c3:#a855f7;        /* violet */
  --grad:linear-gradient(120deg,#6366f1,#06b6d4);
  --grad2:linear-gradient(120deg,#a855f7,#6366f1);
  --grad3:linear-gradient(120deg,#06b6d4,#22d3ee);
  --ink:#0f172a;
  --muted:#64748b;
  --bg:#ffffff;
  --soft:#f7f8fc;
  --dark:#0a0e1a;
  --dark2:#111935;
  --border:#e6e9f2;
  --radius:22px;
  --shadow:0 24px 60px -24px rgba(79,70,229,.45);
  --maxw:1200px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;color:var(--ink);background:var(--bg);line-height:1.75;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:104px 0}
.section.alt{background:var(--soft)}

/* progress bar */
#progress{position:fixed;top:0;left:0;height:3px;width:0;background:var(--grad);z-index:200;transition:width .1s}

/* head */
.section-head{text-align:center;max-width:740px;margin:0 auto 60px}
.eyebrow{display:inline-block;font-size:13px;font-weight:800;letter-spacing:3px;color:var(--c1);text-transform:uppercase;margin-bottom:14px;padding:6px 16px;border-radius:999px;background:rgba(99,102,241,.08)}
.section-head h2{font-size:clamp(28px,4vw,44px);font-weight:900;line-height:1.22;letter-spacing:-.5px}
.section-head p{margin-top:16px;color:var(--muted);font-size:17px}

/* NAV */
header{position:fixed;top:0;left:0;right:0;z-index:100;transition:.3s}
header.scrolled{background:rgba(255,255,255,.85);backdrop-filter:blur(14px);box-shadow:0 1px 0 var(--border)}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px}
.logo{display:flex;align-items:center;gap:12px;font-weight:900;font-size:20px}
.logo .mark{width:42px;height:42px;border-radius:13px;background:var(--grad);display:grid;place-items:center;color:#fff;font-size:22px;font-weight:900;box-shadow:var(--shadow)}
.logo small{display:block;font-size:10px;font-weight:700;color:var(--muted);letter-spacing:2px}
.nav-links{display:flex;gap:32px;align-items:center}
.nav-links a{font-size:15px;font-weight:600;position:relative;transition:color .2s}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-7px;width:0;height:2px;background:var(--grad);transition:width .25s;border-radius:2px}
.nav-links a:hover{color:var(--c1)}
.nav-links a:hover::after{width:100%}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 26px;border-radius:999px;font-weight:800;font-size:15px;cursor:pointer;border:none;transition:.25s}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--shadow)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 28px 64px -20px rgba(99,102,241,.6)}
.btn-ghost{background:transparent;color:var(--ink);border:1.5px solid var(--border)}
.btn-ghost:hover{border-color:var(--c1);color:var(--c1)}
.btn-light{background:#fff;color:var(--c1)}
.btn-light:hover{transform:translateY(-2px)}
.menu-toggle{display:none;background:none;border:none;font-size:26px;cursor:pointer;color:var(--ink)}

/* HERO */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;background:var(--dark);color:#fff;overflow:hidden;padding-top:76px}
.hero .aurora{position:absolute;inset:-20%;z-index:0;filter:blur(70px);opacity:.7}
.blob{position:absolute;border-radius:50%;mix-blend-mode:screen;animation:float 14s ease-in-out infinite}
.b1{width:520px;height:520px;background:radial-gradient(circle,#6366f1,transparent 60%);top:-120px;left:-80px}
.b2{width:460px;height:460px;background:radial-gradient(circle,#06b6d4,transparent 60%);bottom:-140px;right:-60px;animation-delay:-4s}
.b3{width:380px;height:380px;background:radial-gradient(circle,#a855f7,transparent 60%);top:30%;right:20%;animation-delay:-8s}
@keyframes float{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(30px,-30px) scale(1.08)}}
.hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(circle at 50% 40%,#000,transparent 78%)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:54px;align-items:center;position:relative;z-index:2}
.tag{display:inline-flex;align-items:center;gap:8px;padding:8px 18px;border-radius:999px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.18);font-size:13px;font-weight:700;letter-spacing:.5px;margin-bottom:26px}
.hero h1{font-size:clamp(36px,5.6vw,62px);font-weight:900;line-height:1.1;letter-spacing:-1px}
.hero h1 .hl{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.sub{margin-top:24px;font-size:18px;color:rgba(255,255,255,.78);max-width:540px}
.hero-cta{margin-top:38px;display:flex;gap:16px;flex-wrap:wrap}
.hero-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:50px;max-width:440px}
.stat{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:16px;padding:18px 20px;backdrop-filter:blur(8px)}
.stat .num{font-size:32px;font-weight:900;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat .lbl{font-size:13px;color:rgba(255,255,255,.7)}
.floating-card{background:linear-gradient(160deg,rgba(255,255,255,.14),rgba(255,255,255,.04));border:1px solid rgba(255,255,255,.16);border-radius:26px;padding:34px;backdrop-filter:blur(12px);box-shadow:0 40px 90px -30px rgba(0,0,0,.7);position:relative;overflow:hidden}
.floating-card h3{font-size:20px;margin-bottom:20px}
.floating-card ul{list-style:none;display:flex;flex-direction:column;gap:14px}
.floating-card li{display:flex;align-items:center;gap:12px;font-size:15px;color:rgba(255,255,255,.92)}
.floating-card .dot{width:32px;height:32px;border-radius:10px;background:var(--grad);display:grid;place-items:center;font-size:15px;flex-shrink:0;box-shadow:0 8px 20px -6px rgba(6,182,212,.7)}
.scroll-hint{position:absolute;bottom:24px;left:50%;transform:translateX(-50%);z-index:3;color:rgba(255,255,255,.55);font-size:12px;display:flex;flex-direction:column;align-items:center;gap:6px}
.mouse{width:22px;height:36px;border:2px solid rgba(255,255,255,.4);border-radius:12px;position:relative}
.mouse::after{content:"";position:absolute;top:6px;left:50%;transform:translateX(-50%);width:4px;height:8px;border-radius:2px;background:#fff;animation:scroll 1.6s infinite}
@keyframes scroll{0%{opacity:0;transform:translate(-50%,0)}40%{opacity:1}80%{opacity:0;transform:translate(-50%,12px)}}

/* MARQUEE */
.marquee{background:var(--dark);padding:30px 0;overflow:hidden;border-top:1px solid rgba(255,255,255,.06)}
.marquee .ttl{text-align:center;color:rgba(255,255,255,.5);font-size:13px;letter-spacing:3px;margin-bottom:18px;text-transform:uppercase}
.track{display:flex;gap:60px;width:max-content;animation:scrollx 26s linear infinite}
.track span{color:rgba(255,255,255,.55);font-weight:800;font-size:20px;letter-spacing:1px;white-space:nowrap}
@keyframes scrollx{to{transform:translateX(-50%)}}

/* STATS BAND */
.band{background:var(--grad);color:#fff;border-radius:28px;padding:48px;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center;position:relative;overflow:hidden}
.band::after{content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;background:rgba(255,255,255,.14);border-radius:50%}
.band .b-num{font-size:44px;font-weight:900}
.band .b-lbl{opacity:.92;font-size:15px;margin-top:4px}

/* ABOUT */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about-vis{position:relative;border-radius:28px;padding:42px;color:#fff;min-height:420px;background:var(--grad);overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;justify-content:center}
.about-vis::after{content:"";position:absolute;right:-50px;bottom:-50px;width:220px;height:220px;background:rgba(255,255,255,.16);border-radius:50%}
.about-vis::before{content:"";position:absolute;left:-40px;top:-40px;width:160px;height:160px;background:rgba(255,255,255,.12);border-radius:50%}
.about-vis h3{font-size:26px;margin-bottom:14px;position:relative;z-index:2}
.about-vis p{color:rgba(255,255,255,.92);position:relative;z-index:2}
.about-vis .big{font-size:60px;font-weight:900;margin:16px 0;position:relative;z-index:2}
.about-text h2{font-size:clamp(26px,3.4vw,40px);font-weight:900;line-height:1.3}
.about-text>p{margin-top:18px;color:var(--muted);font-size:16px}
.feat{margin-top:26px;display:grid;gap:16px}
.feat div{display:flex;gap:14px;align-items:flex-start;font-size:15px}
.feat .ic{width:30px;height:30px;border-radius:9px;background:rgba(99,102,241,.1);color:var(--c1);display:grid;place-items:center;flex-shrink:0;font-weight:900}
.timeline{margin-top:34px;border-left:2px solid var(--border);padding-left:24px;display:grid;gap:20px}
.tl{position:relative}
.tl::before{content:"";position:absolute;left:-31px;top:4px;width:14px;height:14px;border-radius:50%;background:var(--grad);box-shadow:0 0 0 4px rgba(99,102,241,.15)}
.tl b{font-size:15px}.tl span{color:var(--muted);font-size:13px;display:block;margin-top:2px}

/* SERVICES */
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:34px 30px;transition:.3s;position:relative;overflow:hidden}
.card::before{content:"";position:absolute;top:0;left:0;width:100%;height:4px;background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .3s}
.card:hover{transform:translateY(-8px);box-shadow:0 34px 64px -28px rgba(99,102,241,.5);border-color:transparent}
.card:hover::before{transform:scaleX(1)}
.card .ico{width:60px;height:60px;border-radius:16px;background:rgba(99,102,241,.1);display:grid;place-items:center;font-size:30px;margin-bottom:20px;transition:.3s}
.card:hover .ico{background:var(--grad);transform:scale(1.05)}
.card h3{font-size:20px;font-weight:900;margin-bottom:10px}
.card p{color:var(--muted);font-size:14.5px}
.card .tags{margin-top:18px;display:flex;flex-wrap:wrap;gap:8px}
.card .tags span{font-size:12px;font-weight:700;color:var(--c1);background:rgba(99,102,241,.08);padding:5px 12px;border-radius:999px}
.card.link{cursor:pointer}
.card.link:hover .more{color:var(--c1)}
.card .more{margin-top:14px;display:inline-flex;align-items:center;gap:6px;font-weight:800;font-size:14px;color:var(--c1)}

/* PROCESS */
.process{display:grid;grid-template-columns:repeat(5,1fr);gap:0;position:relative}
.process::before{content:"";position:absolute;top:36px;left:10%;right:10%;height:2px;background:linear-gradient(90deg,var(--c1),var(--c2))}
.step{text-align:center;position:relative;padding:0 14px}
.step .n{width:54px;height:54px;border-radius:16px;background:var(--grad);color:#fff;display:grid;place-items:center;font-size:22px;font-weight:900;margin:0 auto 16px;box-shadow:var(--shadow);position:relative;z-index:2}
.step h3{font-size:16px;font-weight:800;margin-bottom:6px}
.step p{color:var(--muted);font-size:13px}

/* CASES */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.case{border-radius:var(--radius);overflow:hidden;background:#fff;border:1px solid var(--border);transition:.3s;position:relative}
.case:hover{transform:translateY(-6px);box-shadow:0 32px 64px -28px rgba(0,0,0,.3)}
.case .thumb{height:180px;display:grid;place-items:center;font-size:48px;color:#fff;position:relative}
.case .body{padding:24px}
.case .cat{font-size:12px;font-weight:800;color:var(--c1);letter-spacing:1px;text-transform:uppercase}
.case h3{font-size:18px;font-weight:900;margin:8px 0 8px}
.case p{color:var(--muted);font-size:14px}
.case .metric{margin-top:14px;display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:800;color:#059669;background:rgba(16,185,129,.1);padding:6px 12px;border-radius:999px}

/* TESTIMONIALS */
.testi{background:var(--dark);color:#fff;border-radius:28px;padding:54px;position:relative;overflow:hidden}
.testi .q{font-size:clamp(20px,2.6vw,28px);font-weight:700;line-height:1.6;max-width:880px}
.testi .who{margin-top:26px;display:flex;align-items:center;gap:14px}
.testi .av{width:50px;height:50px;border-radius:50%;background:var(--grad);display:grid;place-items:center;font-weight:900;font-size:18px}
.testi .dots{position:absolute;bottom:30px;right:40px;display:flex;gap:8px}
.testi .dots button{width:10px;height:10px;border-radius:50%;border:none;background:rgba(255,255,255,.3);cursor:pointer;transition:.2s}
.testi .dots button.on{background:#fff;width:26px;border-radius:6px}
.t-slide{display:none;animation:fade .5s}
.t-slide.on{display:block}
@keyframes fade{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* FAQ */
.faq{max-width:860px;margin:0 auto;display:grid;gap:14px}
.qa{background:#fff;border:1px solid var(--border);border-radius:16px;overflow:hidden;transition:.3s}
.qa.open{border-color:transparent;box-shadow:0 20px 50px -24px rgba(99,102,241,.4)}
.qa .q{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 24px;cursor:pointer;font-weight:800;font-size:16px}
.qa .q .pm{font-size:24px;color:var(--c1);transition:transform .3s;flex-shrink:0}
.qa.open .q .pm{transform:rotate(45deg)}
.qa .a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.qa .a div{padding:0 24px 22px;color:var(--muted);font-size:15px}

/* NEWS */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news{border-radius:var(--radius);overflow:hidden;background:#fff;border:1px solid var(--border);transition:.3s}
.news:hover{transform:translateY(-6px);box-shadow:0 30px 60px -28px rgba(0,0,0,.25)}
.news .cover{height:160px;display:grid;place-items:center;font-size:40px;color:#fff}
.news .body{padding:22px}
.news .date{font-size:12px;color:var(--muted);font-weight:700}
.news h3{font-size:17px;font-weight:800;margin:8px 0 6px;line-height:1.4}
.news p{color:var(--muted);font-size:14px}
.news .more{display:inline-block;margin-top:12px;color:var(--c1);font-weight:800;font-size:14px}

/* CTA */
.cta-band{background:var(--grad2);color:#fff;border-radius:30px;padding:60px 48px;text-align:center;position:relative;overflow:hidden}
.cta-band::after{content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;background:rgba(255,255,255,.14);border-radius:50%}
.cta-band h2{font-size:clamp(26px,3.6vw,40px);font-weight:900;position:relative;z-index:2}
.cta-band p{margin-top:12px;opacity:.94;font-size:17px;position:relative;z-index:2}
.cta-band .btn{margin-top:28px;position:relative;z-index:2;background:#fff;color:var(--c1)}

/* CONTACT */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:50px;align-items:start}
.contact-info .item{display:flex;gap:16px;margin-bottom:22px}
.contact-info .ic{width:50px;height:50px;border-radius:14px;background:rgba(99,102,241,.1);color:var(--c1);display:grid;place-items:center;font-size:22px;flex-shrink:0}
.contact-info h4{font-size:14px;color:var(--muted);font-weight:700;margin-bottom:3px}
.contact-info p{font-size:17px;font-weight:800}
.map{height:160px;border-radius:16px;margin-top:10px;background:linear-gradient(135deg,#1e293b,#0f172a);display:grid;place-items:center;color:rgba(255,255,255,.6);font-size:14px;border:1px solid var(--border)}
.form{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:36px;box-shadow:0 24px 60px -30px rgba(0,0,0,.15)}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:700;margin-bottom:8px}
.field input,.field textarea{width:100%;padding:13px 16px;border:1.5px solid var(--border);border-radius:12px;font-size:15px;font-family:inherit;background:var(--soft);transition:.2s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--c1);background:#fff}
.field textarea{resize:vertical;min-height:110px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-note{font-size:13px;color:var(--muted);margin-top:10px}

/* FOOTER */
footer{background:var(--dark);color:rgba(255,255,255,.7);padding:70px 0 30px}
.foot-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px;margin-bottom:46px}
footer .logo{color:#fff;margin-bottom:16px}
footer p.about{font-size:14px;max-width:320px;line-height:1.8}
footer h4{color:#fff;font-size:15px;margin-bottom:18px;font-weight:800}
footer ul{list-style:none;display:flex;flex-direction:column;gap:12px}
footer ul a{font-size:14px;color:rgba(255,255,255,.7);transition:.2s}
footer ul a:hover{color:var(--c2)}
.social{display:flex;gap:10px;margin-top:18px}
.social a{width:38px;height:38px;border-radius:11px;background:rgba(255,255,255,.08);display:grid;place-items:center;font-size:14px;transition:.2s}
.social a:hover{background:var(--grad);transform:translateY(-3px)}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:13px}
.foot-bottom a{color:rgba(255,255,255,.6)}

/* back to top */
#top{position:fixed;right:24px;bottom:24px;width:48px;height:48px;border-radius:14px;background:var(--grad);color:#fff;border:none;font-size:20px;cursor:pointer;box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:.3s;z-index:90}
#top.show{opacity:1;pointer-events:auto}
#top:hover{transform:translateY(-3px)}

/* ============ DETAIL PAGE STYLES ============ */
.detail-hero{position:relative;padding:160px 0 90px;color:#fff;overflow:hidden;background:var(--dark)}
.detail-hero .aurora{position:absolute;inset:-30%;z-index:0;filter:blur(70px);opacity:.7}
.detail-hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(circle at 30% 30%,#000,transparent 75%)}
.breadcrumb{position:relative;z-index:2;font-size:14px;color:rgba(255,255,255,.6);margin-bottom:22px}
.breadcrumb a{color:rgba(255,255,255,.7)}
.breadcrumb a:hover{color:#fff}
.detail-hero h1{position:relative;z-index:2;font-size:clamp(32px,5vw,54px);font-weight:900;line-height:1.15;letter-spacing:-.5px}
.detail-hero h1 .hl{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.detail-hero p.lead{position:relative;z-index:2;margin-top:20px;font-size:18px;color:rgba(255,255,255,.8);max-width:620px}
.detail-hero .hero-cta{position:relative;z-index:2}
.detail-hero .dh-stats{position:relative;z-index:2;display:flex;gap:40px;margin-top:46px;flex-wrap:wrap}
.detail-hero .dh-stats .n{font-size:32px;font-weight:900;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.detail-hero .dh-stats .l{font-size:13px;color:rgba(255,255,255,.7);margin-top:2px}

/* legal / article page */
.legal{max-width:860px;margin:0 auto;padding:18px 0 0}
.legal .updated{display:inline-block;font-size:13px;color:#fff;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);padding:5px 14px;border-radius:999px;margin-bottom:24px}
.legal h2{font-size:clamp(20px,2.6vw,24px);font-weight:800;margin:42px 0 14px;padding-left:13px;border-left:4px solid var(--c1);line-height:1.4}
.legal h3{font-size:17px;font-weight:700;margin:26px 0 8px;color:var(--ink)}
.legal p,.legal li{color:var(--muted);line-height:1.95;font-size:15.5px}
.legal ul,.legal ol{margin:10px 0 10px;padding-left:24px}
.legal li{margin:7px 0}
.legal strong{color:var(--ink);font-weight:700}
.legal .note{background:var(--soft);border:1px solid var(--border);border-left:4px solid var(--c1);border-radius:12px;padding:16px 20px;margin:18px 0;color:var(--muted);font-size:14.5px}
.legal .contact-card{display:flex;flex-wrap:wrap;gap:14px;margin:22px 0 6px}
.legal .contact-card .ci{flex:1 1 220px;background:var(--soft);border:1px solid var(--border);border-radius:14px;padding:16px 18px}
.legal .contact-card .ci b{display:block;font-size:13px;color:var(--c1);margin-bottom:4px;font-weight:700}
.legal .contact-card .ci a{color:var(--ink);font-weight:600;text-decoration:none}

/* pain points */
.pain-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.pain{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:30px;transition:.3s}
.pain:hover{transform:translateY(-6px);box-shadow:0 28px 56px -28px rgba(0,0,0,.2);border-color:transparent}
.pain .ico{width:54px;height:54px;border-radius:14px;background:rgba(99,102,241,.1);display:grid;place-items:center;font-size:26px;margin-bottom:16px}
.pain h3{font-size:18px;font-weight:900;margin-bottom:8px}
.pain p{color:var(--muted);font-size:14.5px}

/* checklist / feature list */
.check-list{display:grid;gap:18px;margin-top:10px}
.check-list .row{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--border);border-radius:16px;padding:22px 24px;transition:.3s}
.check-list .row:hover{box-shadow:0 18px 44px -24px rgba(99,102,241,.4);transform:translateY(-3px)}
.check-list .ck{width:40px;height:40px;border-radius:11px;background:var(--grad);color:#fff;display:grid;place-items:center;font-weight:900;flex-shrink:0;font-size:18px}
.check-list .row h4{font-size:17px;font-weight:800}
.check-list .row p{color:var(--muted);font-size:14.5px;margin-top:4px}

/* two col feature */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}
.two-vis{position:relative;border-radius:28px;padding:44px;color:#fff;min-height:380px;background:var(--grad);overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;justify-content:center}
.two-vis::after{content:"";position:absolute;right:-50px;bottom:-50px;width:220px;height:220px;background:rgba(255,255,255,.16);border-radius:50%}
.two-vis h3{font-size:24px;margin-bottom:14px;position:relative;z-index:2}
.two-vis ul{list-style:none;display:grid;gap:12px;position:relative;z-index:2}
.two-vis li{display:flex;gap:10px;align-items:center;font-size:15px}
.two-vis li b{background:rgba(255,255,255,.25);border-radius:6px;width:24px;height:24px;display:grid;place-items:center;font-size:13px;flex-shrink:0}

.split-head{max-width:720px;margin:0 auto 56px;text-align:center}
.split-head .eyebrow{display:inline-block;font-size:13px;font-weight:800;letter-spacing:3px;color:var(--c1);text-transform:uppercase;margin-bottom:14px;padding:6px 16px;border-radius:999px;background:rgba(99,102,241,.08)}
.split-head h2{font-size:clamp(26px,3.6vw,40px);font-weight:900;line-height:1.25}
.split-head p{margin-top:14px;color:var(--muted);font-size:16px}

/* mini case strip */
.mini-case{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.mini-case .m{border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);background:#fff;transition:.3s}
.mini-case .m:hover{transform:translateY(-6px);box-shadow:0 28px 56px -28px rgba(0,0,0,.25)}
.mini-case .m .top{height:120px;display:grid;place-items:center;font-size:40px;color:#fff}
.mini-case .m .body{padding:22px}
.mini-case .m h4{font-size:16px;font-weight:900}
.mini-case .m p{color:var(--muted);font-size:14px;margin-top:6px}
.mini-case .m .k{margin-top:12px;font-weight:800;color:#059669;font-size:14px}

.reveal{opacity:0;transform:translateY(30px);transition:.7s ease}
.reveal.in{opacity:1;transform:none}

@media(max-width:980px){
  .hero-grid,.about-grid,.contact-grid,.two-col{grid-template-columns:1fr}
  .service-grid,.case-grid,.news-grid,.pain-grid,.mini-case{grid-template-columns:repeat(2,1fr)}
  .process{grid-template-columns:repeat(2,1fr);gap:30px}
  .process::before{display:none}
  .band{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .floating-card{margin-top:10px}
  .two-vis{margin-top:10px}
}
@media(max-width:680px){
  .nav-links{position:fixed;top:76px;right:0;width:min(80vw,300px);height:calc(100vh - 76px);background:#fff;flex-direction:column;align-items:flex-start;padding:30px 28px;gap:22px;transform:translateX(100%);transition:.3s;box-shadow:-10px 0 40px -20px rgba(0,0,0,.3)}
  .nav-links.open{transform:translateX(0)}
  .nav-links .btn{width:100%;justify-content:center}
  .menu-toggle{display:block}
  .section{padding:68px 0}
  .service-grid,.case-grid,.news-grid,.pain-grid,.mini-case,.band,.foot-grid{grid-template-columns:1fr}
  .row2{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:1fr 1fr}
  .cta-band,.testi{padding:40px 24px}
  .form{padding:28px}
  .detail-hero{padding:130px 0 70px}
}

/* ===== Knowledge base / Articles ===== */
.kb-hero{position:relative;padding:160px 0 84px;color:#fff;overflow:hidden;background:var(--dark)}
.kb-hero .aurora{position:absolute;inset:-30%;z-index:0;filter:blur(70px);opacity:.7;background:radial-gradient(circle at 25% 30%,rgba(99,102,241,.55),transparent 45%),radial-gradient(circle at 75% 60%,rgba(6,182,212,.5),transparent 45%),radial-gradient(circle at 50% 80%,rgba(168,85,247,.4),transparent 45%)}
.kb-hero .container{position:relative;z-index:2}
.kb-hero .eyebrow{color:#c7f9ff;background:rgba(255,255,255,.1)}
.kb-hero h1{font-size:clamp(32px,5vw,54px);font-weight:900;line-height:1.15;letter-spacing:-.5px}
.kb-hero h1 .hl{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.kb-hero p.lead{margin-top:18px;font-size:18px;color:rgba(255,255,255,.8);max-width:660px}

.article-meta{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin:14px 0 26px;font-size:14px;color:var(--muted);font-weight:600}
.article-meta .chip{display:inline-flex;align-items:center;gap:6px;padding:5px 14px;border-radius:999px;background:rgba(99,102,241,.1);color:var(--c1);font-weight:800;font-size:13px}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--border)}

.legal .article-cover{height:240px;border-radius:18px;display:grid;place-items:center;font-size:64px;color:#fff;margin:0 0 30px;box-shadow:var(--shadow)}
.legal .lead-p{font-size:17px;color:var(--ink);font-weight:600;line-height:1.85;margin:0 0 24px;padding:18px 22px;background:var(--soft);border-left:4px solid var(--c1);border-radius:0 12px 12px 0}
.legal h2:first-of-type{margin-top:28px}
.legal ol.steps{counter-reset:step;list-style:none;padding-left:0}
.legal ol.steps li{position:relative;padding:15px 16px 15px 60px;margin:12px 0;background:var(--soft);border:1px solid var(--border);border-radius:14px}
.legal ol.steps li::before{counter-increment:step;content:counter(step);position:absolute;left:15px;top:15px;width:30px;height:30px;border-radius:50%;background:var(--grad);color:#fff;font-weight:900;display:grid;place-items:center;font-size:14px}
.legal ol.steps li b{color:var(--ink)}

.kb-banner{display:flex;flex-wrap:wrap;gap:20px;align-items:center;justify-content:space-between;background:linear-gradient(120deg,rgba(99,102,241,.08),rgba(6,182,212,.08));border:1px solid var(--border);border-radius:20px;padding:28px 34px;margin:0 0 50px}
.kb-banner h3{font-size:22px;font-weight:900}
.kb-banner p{color:var(--muted);margin-top:6px;font-size:15px}

.rel-posts{margin-top:54px}
.rel-posts .section-head{text-align:left;margin:0 0 30px}
.rel-posts .section-head h2{font-size:clamp(22px,3vw,30px)}

.post-nav{display:flex;justify-content:space-between;gap:16px;margin-top:46px;padding-top:26px;border-top:1px solid var(--border)}
.post-nav a{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--c1)}