/* Skeleton F - Bright SaaS / Purple-Blue Gradient */
:root{
  --bg:#ffffff;
  --bg-soft:#faf9ff;
  --ink:#0f0e2e;
  --ink-2:#403d6b;
  --ink-3:#7c7aa3;
  --line:#ece9f7;
  --line-strong:#ddd6f2;
  --purple:#7c3aed;
  --blue:#2563eb;
  --pale:#ede9fe;
  --pale-2:#eef2ff;
  --grad: linear-gradient(135deg,#7c3aed 0%,#2563eb 100%);
  --grad-soft: linear-gradient(135deg,#ede9fe 0%,#dbeafe 100%);
  --shadow-sm: 0 2px 6px rgba(31,16,87,.04), 0 8px 24px rgba(31,16,87,.04);
  --shadow-md: 0 8px 30px rgba(76,29,149,.08), 0 2px 6px rgba(76,29,149,.04);
  --shadow-lg: 0 24px 60px rgba(76,29,149,.12);
  --r-sm:12px;
  --r:16px;
  --r-lg:20px;
  --r-pill:999px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:"Inter","DM Sans","PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--bg);
  color:var(--ink);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  font-size:15.5px;
}
a{color:var(--purple);text-decoration:none}
a:hover{color:var(--blue)}
img{max-width:100%}
.container{max-width:1180px;margin:0 auto;padding:0 28px}

/* ============ HEADER (floating glass) ============ */
.site-header{
  position:sticky;top:18px;z-index:100;
  margin:18px auto 0;
  max-width:1180px;
  padding:0 28px;
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 22px;
  background:rgba(255,255,255,.82);
  backdrop-filter:blur(18px) saturate(1.2);
  -webkit-backdrop-filter:blur(18px) saturate(1.2);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  box-shadow:var(--shadow-sm);
}
.brand{display:flex;align-items:center;gap:12px;font-weight:700;font-size:17px;color:var(--ink)}
.brand-mark{
  width:36px;height:36px;border-radius:11px;
  background:var(--grad);
  display:grid;place-items:center;
  color:#fff;font-weight:700;font-size:17px;
  box-shadow:0 6px 16px rgba(124,58,237,.35);
}
.brand-name{letter-spacing:.2px}
.nav{display:flex;gap:6px;align-items:center}
.nav a{
  padding:9px 16px;border-radius:var(--r-pill);
  color:var(--ink-2);font-weight:500;font-size:14.5px;
  transition:all .2s;
}
.nav a:hover{background:var(--pale);color:var(--purple)}
.nav a.active{background:var(--pale);color:var(--purple)}
.header-cta{
  display:inline-flex;align-items:center;gap:6px;
  padding:10px 20px;border-radius:var(--r-pill);
  background:var(--grad);color:#fff;font-weight:600;font-size:14px;
  box-shadow:0 8px 20px rgba(124,58,237,.3);
  transition:transform .2s;
}
.header-cta:hover{transform:translateY(-1px);color:#fff}

/* ============ HERO ============ */
.hero{
  position:relative;
  padding:96px 0 80px;
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;
  top:-100px;left:-100px;width:480px;height:480px;
  background:radial-gradient(circle,rgba(124,58,237,.18),transparent 70%);
  border-radius:50%;z-index:-1;
}
.hero::after{
  content:"";position:absolute;
  top:80px;right:-120px;width:520px;height:520px;
  background:radial-gradient(circle,rgba(37,99,235,.14),transparent 70%);
  border-radius:50%;z-index:-1;
}
.hero-grid{
  display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center;
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--pale);color:var(--purple);
  font-size:13px;font-weight:600;margin-bottom:22px;
}
.hero-eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--purple)}
.hero h1{
  font-size:54px;line-height:1.12;font-weight:800;
  margin:0 0 22px;letter-spacing:-1px;
}
.hero h1 .grad{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{
  font-size:18px;color:var(--ink-2);
  margin:0 0 32px;max-width:520px;line-height:1.7;
}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:36px}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 26px;border-radius:var(--r-pill);
  font-weight:600;font-size:15px;cursor:pointer;border:none;
  transition:all .2s;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(124,58,237,.32)}
.btn-primary:hover{transform:translateY(-2px);color:#fff;box-shadow:0 14px 30px rgba(124,58,237,.4)}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--line-strong)}
.btn-ghost:hover{border-color:var(--purple);color:var(--purple)}

.hero-meta{display:flex;gap:32px;flex-wrap:wrap}
.hero-meta-item{display:flex;flex-direction:column}
.hero-meta-item b{font-size:24px;font-weight:700;color:var(--ink);
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-meta-item span{font-size:13px;color:var(--ink-3)}

/* hero mockup (pure CSS dashboard) */
.mockup{
  position:relative;padding:24px;
  background:#fff;border-radius:24px;
  box-shadow:var(--shadow-lg);
  border:1px solid var(--line);
}
.mockup-bar{
  display:flex;gap:6px;margin-bottom:18px;
}
.mockup-bar span{width:10px;height:10px;border-radius:50%;background:var(--line-strong)}
.mockup-bar span:first-child{background:#ff6b6b}
.mockup-bar span:nth-child(2){background:#ffd93d}
.mockup-bar span:nth-child(3){background:#6bcf7f}
.mockup-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px}
.mockup-card{
  padding:16px;border-radius:var(--r-sm);
  background:var(--bg-soft);
  border:1px solid var(--line);
}
.mockup-card .lbl{font-size:11px;color:var(--ink-3);text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px}
.mockup-card .val{font-size:22px;font-weight:700;color:var(--ink)}
.mockup-card .trend{font-size:12px;color:#16a34a;margin-top:4px}
.mockup-chart{
  padding:18px;border-radius:var(--r-sm);
  background:linear-gradient(180deg,#faf9ff 0%,#fff 100%);
  border:1px solid var(--line);
}
.mockup-chart-title{font-size:12px;color:var(--ink-3);margin-bottom:12px;display:flex;justify-content:space-between}
.mockup-chart-title b{color:var(--ink);font-size:13px}
.mockup-svg{width:100%;height:90px;display:block}
.mockup-bars{display:flex;align-items:flex-end;gap:8px;height:70px;margin-top:10px}
.mockup-bars i{flex:1;background:var(--grad);border-radius:6px 6px 2px 2px;opacity:.85}
.mockup-ring{
  position:absolute;right:-28px;top:-28px;
  width:96px;height:96px;border-radius:50%;
  background:conic-gradient(var(--purple) 0 72%,var(--pale) 72% 100%);
  display:grid;place-items:center;
  box-shadow:var(--shadow-md);
}
.mockup-ring::before{
  content:"";position:absolute;inset:10px;border-radius:50%;background:#fff;
}
.mockup-ring span{position:relative;font-size:18px;font-weight:700;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}

/* ============ SECTION ============ */
section{padding:80px 0;position:relative}
.sec-head{text-align:center;margin-bottom:54px}
.sec-tag{
  display:inline-block;padding:5px 14px;border-radius:var(--r-pill);
  background:var(--pale);color:var(--purple);
  font-size:12.5px;font-weight:600;margin-bottom:14px;letter-spacing:.5px;
}
.sec-head h2{font-size:38px;font-weight:800;margin:0 0 14px;letter-spacing:-.5px}
.sec-head h2 .grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.sec-head p{font-size:16px;color:var(--ink-2);max-width:640px;margin:0 auto}

/* logo cloud */
.logo-cloud{
  display:grid;grid-template-columns:repeat(6,1fr);gap:18px;
  padding:0 20px;
}
.logo-cloud .lg{
  height:64px;border-radius:var(--r-sm);
  background:#fff;border:1px solid var(--line);
  display:grid;place-items:center;
  font-weight:600;color:var(--ink-3);font-size:14px;
  transition:all .2s;
}
.logo-cloud .lg:hover{border-color:var(--purple);color:var(--purple);transform:translateY(-2px)}

/* feature grid */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.feature{
  padding:30px 26px;border-radius:var(--r-lg);
  background:#fff;border:1px solid var(--line);
  transition:all .25s;
}
.feature:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-md);
  border-color:var(--pale);
}
.feature-icon{
  width:48px;height:48px;border-radius:var(--r-sm);
  background:var(--grad-soft);
  display:grid;place-items:center;margin-bottom:18px;
  color:var(--purple);font-weight:700;font-size:20px;
}
.feature h3{font-size:18px;font-weight:700;margin:0 0 10px}
.feature p{margin:0;color:var(--ink-2);font-size:14.5px;line-height:1.7}
.feature .more{
  display:inline-flex;align-items:center;gap:6px;margin-top:14px;
  font-size:14px;font-weight:600;color:var(--purple);
}

/* metrics band */
.metrics{
  background:var(--grad);
  border-radius:var(--r-lg);
  padding:54px 40px;color:#fff;
  display:grid;grid-template-columns:repeat(4,1fr);gap:30px;
  margin:20px 0;
  box-shadow:0 24px 60px rgba(76,29,149,.25);
}
.metric{text-align:center}
.metric b{display:block;font-size:42px;font-weight:800;letter-spacing:-1px;margin-bottom:6px}
.metric span{font-size:14px;opacity:.88}

/* pricing */
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.price-card{
  padding:36px 30px;border-radius:var(--r-lg);
  background:#fff;border:1px solid var(--line);
  position:relative;
}
.price-card.featured{
  border-color:transparent;
  background:linear-gradient(#fff,#fff) padding-box,var(--grad) border-box;
  border:2px solid transparent;
  box-shadow:var(--shadow-md);
}
.price-card .tier{font-size:14px;font-weight:600;color:var(--purple);margin-bottom:8px}
.price-card .price{font-size:38px;font-weight:800;margin:14px 0}
.price-card .price small{font-size:14px;color:var(--ink-3);font-weight:500}
.price-card .desc{color:var(--ink-2);font-size:14px;margin-bottom:22px;min-height:42px}
.price-card ul{list-style:none;padding:0;margin:0 0 26px}
.price-card li{
  padding:8px 0;font-size:14px;color:var(--ink-2);
  display:flex;align-items:center;gap:10px;
}
.price-card li::before{
  content:"";width:16px;height:16px;border-radius:50%;
  background:var(--pale);color:var(--purple);
  display:inline-grid;place-items:center;
  font-size:10px;flex-shrink:0;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'><path d='M3 8.5l3 3 7-7' stroke='%237c3aed' stroke-width='2' fill='none' stroke-linecap='round'/></svg>");
}
.price-card .btn{width:100%;justify-content:center}
.badge-pop{
  position:absolute;top:-12px;right:24px;
  padding:5px 14px;border-radius:var(--r-pill);
  background:var(--grad);color:#fff;
  font-size:11.5px;font-weight:600;letter-spacing:.5px;
}

/* cases */
.cases{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.case{
  padding:28px;border-radius:var(--r-lg);
  background:#fff;border:1px solid var(--line);
  transition:all .25s;
}
.case:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.case-tag{
  display:inline-block;padding:4px 11px;border-radius:var(--r-pill);
  background:var(--pale-2);color:var(--blue);
  font-size:12px;font-weight:600;margin-bottom:14px;
}
.case h3{font-size:17px;font-weight:700;margin:0 0 8px}
.case p{margin:0 0 16px;color:var(--ink-2);font-size:14px;line-height:1.7}
.case-stats{display:flex;gap:18px;padding-top:16px;border-top:1px solid var(--line)}
.case-stats div{flex:1}
.case-stats b{display:block;font-size:20px;font-weight:700;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.case-stats span{font-size:12px;color:var(--ink-3)}

/* testimonial */
.testimonials{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.testi{
  padding:30px;border-radius:var(--r-lg);
  background:var(--bg-soft);border:1px solid var(--line);
}
.testi p{margin:0 0 20px;color:var(--ink);font-size:15.5px;line-height:1.75;font-style:italic}
.testi-by{display:flex;align-items:center;gap:12px}
.testi-avatar{
  width:44px;height:44px;border-radius:50%;
  background:var(--grad);color:#fff;
  display:grid;place-items:center;font-weight:700;
}
.testi-by b{display:block;font-size:14px}
.testi-by span{font-size:12.5px;color:var(--ink-3)}

/* faq */
.faq{max-width:780px;margin:0 auto}
.faq-item{
  background:#fff;border:1px solid var(--line);
  border-radius:var(--r);
  padding:22px 26px;margin-bottom:12px;
}
.faq-item h4{margin:0 0 8px;font-size:16px;font-weight:700;color:var(--ink)}
.faq-item p{margin:0;color:var(--ink-2);font-size:14.5px;line-height:1.75}

/* CTA band */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);
  padding:60px 50px;
  background:var(--grad);color:#fff;
  text-align:center;
  box-shadow:0 30px 80px rgba(76,29,149,.3);
}
.cta-band::before{
  content:"";position:absolute;top:-50%;right:-10%;width:380px;height:380px;
  background:radial-gradient(circle,rgba(255,255,255,.15),transparent 70%);
}
.cta-band h2{font-size:34px;font-weight:800;margin:0 0 14px;letter-spacing:-.5px}
.cta-band p{margin:0 0 28px;opacity:.92;font-size:16px}
.cta-band .btn-primary{background:#fff;color:var(--purple);box-shadow:0 10px 24px rgba(0,0,0,.15)}
.cta-band .btn-primary:hover{color:var(--purple)}

/* ============ INNER PAGES ============ */
.page-hero{
  padding:80px 0 50px;
  background:var(--grad-soft);
  text-align:center;
  position:relative;overflow:hidden;
}
.page-hero h1{
  font-size:44px;font-weight:800;margin:0 0 14px;letter-spacing:-.5px;
}
.page-hero h1 .grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.page-hero .crumb{font-size:13.5px;color:var(--ink-2)}
.page-hero .crumb a{color:var(--purple)}

.prose{max-width:820px;margin:0 auto;font-size:15.5px;color:var(--ink-2);line-height:1.85}
.prose h2{font-size:26px;color:var(--ink);margin:38px 0 14px;font-weight:700}
.prose h3{font-size:19px;color:var(--ink);margin:26px 0 10px;font-weight:700}
.prose p{margin:0 0 14px}
.prose ul{padding-left:22px}
.prose li{margin-bottom:7px}

.info-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-top:20px}
.info-card{
  padding:26px;border-radius:var(--r-lg);
  background:#fff;border:1px solid var(--line);
}
.info-card h3{margin:0 0 10px;font-size:17px;color:var(--ink);font-weight:700}
.info-card p{margin:0;color:var(--ink-2);font-size:14.5px}

/* contact */
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;margin-top:20px}
.contact-card{
  padding:32px;border-radius:var(--r-lg);
  background:#fff;border:1px solid var(--line);
}
.contact-row{display:flex;gap:14px;align-items:flex-start;margin-bottom:22px}
.contact-icon{
  width:42px;height:42px;border-radius:var(--r-sm);
  background:var(--grad-soft);color:var(--purple);
  display:grid;place-items:center;font-weight:700;flex-shrink:0;
}
.contact-row b{display:block;font-size:13px;color:var(--ink-3);font-weight:500;margin-bottom:3px}
.contact-row span{color:var(--ink);font-size:15.5px;font-weight:600}
.contact-row a{color:var(--ink);font-weight:600}
.contact-side{
  padding:32px;border-radius:var(--r-lg);
  background:var(--grad);color:#fff;
}
.contact-side h3{margin:0 0 12px;font-size:22px;font-weight:700}
.contact-side p{margin:0 0 18px;opacity:.92;font-size:14.5px;line-height:1.75}
.contact-side ul{padding:0;list-style:none;margin:0}
.contact-side li{padding:9px 0;border-bottom:1px solid rgba(255,255,255,.15);font-size:14px;opacity:.95}
.contact-side li:last-child{border:none}

/* ============ FOOTER ============ */
.site-footer{
  margin-top:80px;
  padding:60px 0 30px;
  background:#fafaff;
  border-top:1px solid var(--line);
}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;
  margin-bottom:40px;
}
.footer-brand{display:flex;align-items:center;gap:12px;font-weight:700;font-size:17px;margin-bottom:14px}
.footer-desc{color:var(--ink-2);font-size:14px;line-height:1.7;margin:0 0 16px}
.footer-col h4{font-size:13.5px;color:var(--ink);margin:0 0 16px;text-transform:uppercase;letter-spacing:.5px;font-weight:700}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col li{margin-bottom:10px}
.footer-col a{color:var(--ink-2);font-size:14px}
.footer-col a:hover{color:var(--purple)}
.footer-bottom{
  padding-top:24px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;
  font-size:13px;color:var(--ink-3);
}
.footer-bottom a{color:var(--ink-3)}
.footer-bottom a:hover{color:var(--purple)}

/* responsive */
@media(max-width:980px){
  .hero-grid,.contact-grid,.footer-grid{grid-template-columns:1fr;gap:30px}
  .hero h1{font-size:38px}
  .features,.pricing,.cases,.testimonials,.info-grid{grid-template-columns:1fr}
  .metrics{grid-template-columns:repeat(2,1fr);padding:36px 24px}
  .metric b{font-size:32px}
  .logo-cloud{grid-template-columns:repeat(3,1fr)}
  .nav{display:none}
  .header-inner{padding:12px 16px}
  .sec-head h2{font-size:28px}
  .cta-band{padding:40px 24px}
  .cta-band h2{font-size:26px}
  .page-hero h1{font-size:30px}
}