/* Jigsaw Lab site. Plain CSS, no framework. Values follow the approved design (jigsawlab-redesign-design-Main.dc.html). */
:root{
  --navy:#0A1726; --navy-2:#16283C; --ink:#0E1B2A; --ink-2:#2E3D4D; --muted:#4A5B6C;
  --line:#E3E9EF; --line-2:#B7C6D4; --sky:#C9D6E3; --sky-2:#9FD4F2; --panel:#F3F7FA; --tint:#E8F4FB;
  --accent:#0B6FA8; --accent-dark:#085177;
  --head:'Space Grotesk',system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;font-family:Inter,system-ui,sans-serif;color:var(--ink);background:#fff;font-size:17px;line-height:1.6}
img{display:block;max-width:100%;height:auto}
a{color:var(--accent)}
a:hover{color:var(--accent-dark)}
h1,h2,h3,p,ol,ul{margin:0}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.on-dark :focus-visible,header :focus-visible,.dark :focus-visible{outline-color:#fff}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:absolute;left:12px;top:-60px;z-index:10;padding:10px 16px;border-radius:8px;background:#fff;color:var(--navy);font-weight:600}
.skip:focus{top:12px}
.wrap{max-width:1200px;margin:0 auto}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 28px;border-radius:999px;background:var(--accent);color:#fff;text-decoration:none;font-weight:600;font:inherit;font-weight:600;border:0;cursor:pointer}
.btn:hover{color:#fff;background:var(--accent-dark)}
.btn-sm{min-height:44px;padding:0 20px}
.btn-ghost{background:transparent;border:1px solid #3A4E64}
.btn-ghost:hover{background:#16283C}
.btn-white{min-height:48px;padding:0 24px;background:#fff;color:var(--navy)}
.btn-white:hover{background:var(--tint);color:var(--navy)}

/* header */
.site-header{background:var(--navy);color:#fff}
.site-header .wrap{padding:18px 24px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:#fff}
.brand:hover{color:#fff}
.brand span{font-family:var(--head);font-weight:700;font-size:22px;letter-spacing:-.01em}
.main-nav{display:flex;flex-wrap:wrap;align-items:center;gap:4px 28px;font-size:15px;margin-left:auto;margin-right:12px}
.main-nav a:not(.btn){color:var(--sky);text-decoration:none;display:inline-flex;align-items:center;min-height:44px}
.main-nav a:not(.btn):hover{color:#fff;text-decoration:underline}

/* hero */
.hero{background:var(--navy);color:#fff;padding:72px 24px 96px}
.hero .wrap{display:flex;flex-wrap:wrap;gap:56px;align-items:center}
.hero-copy{flex:1 1 520px;min-width:0}
.eyebrow-hero{display:inline-flex;align-items:center;gap:10px;font-size:14px;color:var(--sky-2);font-weight:600;letter-spacing:.04em;text-transform:uppercase;margin-bottom:20px}
.eyebrow-hero i{width:8px;height:8px;border-radius:50%;background:#3DDC97;flex:none}
.hero h1{font-family:var(--head);font-weight:700;font-size:clamp(40px,6vw,72px);line-height:1.04;letter-spacing:-.03em}
.hero-lede{margin-top:24px;max-width:560px;font-size:19px;color:var(--sky)}
.hero-cta{margin-top:36px;display:flex;flex-wrap:wrap;gap:14px}
.icon-cluster{flex:1 1 380px;min-width:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;max-width:440px}
.icon-cluster img{width:100%;aspect-ratio:1;border-radius:24%;box-shadow:0 12px 28px rgba(0,0,0,.3)}
.icon-cluster .big{grid-column:span 2;grid-row:span 2;box-shadow:0 20px 40px rgba(0,0,0,.35)}
.icon-cluster .white{background:#fff}

/* proof strip */
.proof{border-bottom:1px solid var(--line)}
.proof .wrap{padding:36px 24px;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(220px,100%),1fr));gap:24px}
.proof-num{font-family:var(--head);font-size:34px;font-weight:700;color:var(--navy);line-height:1.6}
.proof-lbl{margin-top:2px;font-size:15px;color:var(--muted)}

/* sections */
.section{padding:104px 24px}
.section.alt{background:var(--panel)}
.eyebrow{font-size:14px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--accent)}
.section h2,.contact-copy h2{font-family:var(--head);font-size:clamp(32px,4vw,48px);line-height:1.1;letter-spacing:-.02em}
.section .eyebrow+h2{margin-top:10px}
.intro{margin-top:16px;max-width:620px;color:var(--muted)}
.intro.wide{max-width:680px}

/* services */
.cards{margin-top:48px;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(300px,100%),1fr));gap:20px}
.card{padding:28px;border:1px solid var(--line);border-radius:18px;background:#fff}
.card .ico{width:48px;height:48px;border-radius:12px;background:var(--tint);display:flex;align-items:center;justify-content:center;color:var(--accent)}
.card h3{margin:20px 0 8px;font-family:var(--head);font-size:22px}
.card p{color:var(--muted);font-size:16px}
.after-cards{margin-top:32px;color:var(--muted)}

/* apps */
.flagship{margin-top:48px;display:flex;flex-wrap:wrap;gap:40px;align-items:center;padding:40px;border-radius:24px;background:var(--navy);color:#fff}
.flagship>img{width:140px;height:140px;border-radius:30px;flex:none}
.flagship-body{flex:1 1 420px;min-width:0}
.flagship .tag{font-size:13px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--sky-2)}
.flagship h3{margin:8px 0 10px;font-family:var(--head);font-size:34px;letter-spacing:-.01em}
.flagship p.desc{color:var(--sky);max-width:560px}
.chips{margin-top:20px;display:flex;flex-wrap:wrap;gap:10px;font-size:14px;list-style:none;padding:0}
.chip{display:inline-block;padding:6px 14px;border-radius:999px;background:var(--navy-2);color:#fff;text-decoration:none}
a.chip:hover{color:#fff;background:#1F3752;text-decoration:underline}
.app-grid{margin-top:20px;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(260px,100%),1fr));gap:20px}
.app{position:relative;padding:28px;border-radius:20px;background:#fff;border:1px solid var(--line);display:flex;flex-direction:column;gap:14px}
.app:hover{border-color:var(--line-2)}
.app img{width:72px;height:72px;border-radius:18px;border:1px solid var(--line)}
.app h3{font-family:var(--head);font-size:21px}
.app h3 a{color:inherit;text-decoration:none}
.app h3 a:hover{text-decoration:underline}
.app h3 a::after{content:"";position:absolute;inset:0;border-radius:20px}
.app h3 a:focus-visible{outline:none}
.app h3 a:focus-visible::after{outline:3px solid var(--accent);outline-offset:2px}
.app p.body{color:var(--muted);font-size:15px;flex-grow:1}
.app p.meta{font-size:14px;font-weight:600;color:var(--navy)}
.soon{margin-top:20px;padding:28px;border-radius:20px;border:1px dashed var(--line-2);display:flex;flex-wrap:wrap;align-items:center;gap:24px}
.soon .lbl{font-size:13px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);flex:1 1 180px}
.soon-item{position:relative;display:flex;align-items:center;gap:14px;flex:1 1 280px}
.soon-item img{width:56px;height:56px;border-radius:14px}
.soon-item a{color:var(--ink);font-weight:600;text-decoration:none}
.soon-item a:hover{text-decoration:underline}
.soon-item a::after{content:"";position:absolute;inset:-6px;border-radius:14px}
.soon-item a:focus-visible{outline:none}
.soon-item a:focus-visible::after{outline:3px solid var(--accent)}
.soon-item small{display:block;font-size:14px;color:var(--muted)}

/* process */
.steps{margin-top:48px;padding:0;list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(340px,100%),1fr));gap:0 40px}
.steps li{display:flex;gap:20px;padding:24px 0;border-top:1px solid var(--line)}
.steps .n{font-family:var(--head);font-size:15px;font-weight:700;color:var(--accent);min-width:28px}
.steps h3{margin-bottom:6px;font-family:var(--head);font-size:21px}
.steps p{color:var(--muted);font-size:16px}

/* stack */
.stack{padding:88px 24px;background:var(--navy);color:#fff}
.stack .wrap{display:flex;flex-wrap:wrap;gap:48px}
.stack-intro{flex:1 1 320px;min-width:0}
.stack .eyebrow{color:var(--sky-2)}
.stack h2{margin-top:10px;font-family:var(--head);font-size:clamp(32px,4vw,44px);line-height:1.1;letter-spacing:-.02em}
.stack-intro p.intro{color:var(--sky)}
.stack-groups{flex:2 1 560px;min-width:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(240px,100%),1fr));gap:28px}
.stack h3{margin-bottom:12px;font-size:14px;font-weight:600;color:var(--sky-2);letter-spacing:.04em;text-transform:uppercase}
.stack ul{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0}
.stack li{padding:7px 14px;border-radius:10px;background:var(--navy-2);font-size:15px}

/* about */
.about .wrap{display:flex;flex-wrap:wrap;gap:56px;align-items:flex-start}
.about-title{flex:1 1 440px;min-width:0}
.about-body{flex:1 1 480px;min-width:0;color:var(--ink-2)}
.about-body p+p{margin-top:18px}
.about-body .small{font-size:15px;color:var(--muted)}

/* contact */
.contact{padding:0 24px 104px}
.contact-card{max-width:1200px;margin:0 auto;padding:56px;border-radius:28px;background:var(--tint);display:flex;flex-wrap:wrap;gap:48px}
.contact-copy{flex:1 1 360px;min-width:0}
.contact-copy h2{font-size:clamp(32px,4vw,44px)}
.contact-copy p{margin-top:16px;color:var(--ink-2)}
.contact-copy .mail{margin-top:24px}
.contact-copy .mail a{font-weight:600;font-size:19px}
.contact-right{flex:1 1 420px;min-width:0}
.contact-form{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(200px,100%),1fr));gap:16px}
.field{display:flex;flex-direction:column;gap:6px;font-size:14px;font-weight:600}
.field.full{grid-column:1/-1}
.field input,.field textarea,.field select{min-height:48px;padding:0 14px;border:1px solid var(--line-2);border-radius:12px;font:inherit;font-size:16px;font-weight:400;background:#fff;color:var(--ink)}
.field textarea{padding:12px 14px;resize:vertical}
.field select{padding:0 12px}
.contact-form .btn{grid-column:1/-1}
.form-note{grid-column:1/-1;font-size:14px;color:var(--muted)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.contact-mail{display:flex;flex-direction:column;justify-content:center;gap:16px;color:var(--ink-2);font-size:19px}
.thanks{display:none;padding:32px;border-radius:20px;background:#fff;border:1px solid var(--line-2)}
.thanks:target{display:block}
.thanks:target~.contact-form{display:none}
.thanks h3{font-family:var(--head);font-size:26px;margin-bottom:8px}
.thanks p{color:var(--ink-2)}

/* footer */
.site-footer{border-top:1px solid var(--line)}
.site-footer .wrap{padding:32px 24px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;font-size:14px;color:var(--muted)}
.site-footer .left{display:flex;align-items:center;gap:10px}
.site-footer nav{display:flex;flex-wrap:wrap;gap:8px 24px}
.site-footer nav a{color:var(--muted);display:inline-flex;align-items:center;min-height:44px}
.site-footer nav a:hover{color:var(--ink)}

/* legal + message pages */
.doc{padding:72px 24px 96px}
.doc .wrap{max-width:760px}
.doc h1{font-family:var(--head);font-size:clamp(34px,5vw,48px);line-height:1.1;letter-spacing:-.02em}
.doc h2{margin-top:40px;font-family:var(--head);font-size:24px;line-height:1.2}
.doc p,.doc ul{margin-top:14px;color:var(--ink-2)}
.doc ul{padding-left:22px}
.doc li+li{margin-top:6px}
.doc .updated{margin-top:12px;color:var(--muted);font-size:15px}
.draft-banner{margin:24px 0 0;padding:14px 18px;border-radius:12px;background:#FFF4D6;border:1px solid #E5C55C;color:#5C4400;font-size:15px}

/* small screens */
@media (max-width:640px){
  body{font-size:16px}
  .site-header .wrap{padding:14px 20px}
  .head-cta{order:2}
  .main-nav{order:3;flex:1 1 100%;margin:0;gap:0 18px;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none}
  .main-nav a:not(.btn){white-space:nowrap}
  .hero{padding:48px 20px 64px}
  .hero .wrap{gap:40px}
  .hero-lede{font-size:17px}
  .hero-cta .btn{flex:1 1 100%}
  .section{padding:64px 20px}
  .stack{padding:64px 20px}
  .proof .wrap{padding:28px 20px;grid-template-columns:1fr 1fr;gap:20px 16px}
  .proof-num{font-size:30px}
  .card,.app,.soon{padding:22px}
  .flagship{padding:28px 22px;gap:24px}
  .flagship h3{font-size:28px}
  .steps li{gap:14px}
  .contact{padding:0 12px 64px}
  .contact-card{padding:28px 20px;gap:32px;border-radius:22px}
  .site-footer .wrap{padding:24px 20px}
  .doc{padding:48px 20px 64px}
}