/* Yonda Solutions — site design system (2026-11). Shared by every public page.
   Header/footer markup lives in /_partials and is injected at build time. */
:root{
  --ink:#0B1B33; --ink-2:#1E2B44; --text:#3A4658; --muted:#5D6B80; --line:#E3E8EF; --line-2:#CFD7E3;
  --bg:#FFFFFF; --soft:#F5F8FC; --soft-2:#EDF3FA;
  --blue:#1D6FE0; --blue-d:#1556B4; --teal:#12B5A0; --teal-d:#0E8F7F;
  --grad:linear-gradient(120deg,#1D6FE0 0%,#14A6C9 55%,#12C2A6 100%);
  --radius:14px; --radius-s:10px; --shadow:0 1px 2px rgba(11,27,51,.06),0 8px 24px rgba(11,27,51,.06);
  --shadow-l:0 2px 6px rgba(11,27,51,.06),0 22px 48px rgba(11,27,51,.10);
  --max:1180px; --ease:cubic-bezier(.2,.7,.2,1);
}
*,*:before,*:after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:400 17px/1.65 Inter,system-ui,-apple-system,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:var(--blue);text-decoration:none}a:hover{color:var(--blue-d)}
h1,h2,h3,h4{font-family:"Space Grotesk",Inter,sans-serif;color:var(--ink);line-height:1.15;margin:0;letter-spacing:-.015em;font-weight:600}
h1{font-size:clamp(2.3rem,4.6vw,3.6rem)}h2{font-size:clamp(1.8rem,3.2vw,2.5rem)}h3{font-size:1.22rem;line-height:1.3}
p{margin:0 0 1em}
:focus-visible{outline:3px solid #8DB8F5;outline-offset:2px;border-radius:4px}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-9999px;top:8px;background:#fff;padding:10px 14px;border-radius:8px;z-index:200}
.skip:focus{left:12px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font:600 13px/1.3 Inter,sans-serif;letter-spacing:.08em;text-transform:uppercase;color:var(--blue)}
.eyebrow:before{content:"";width:22px;height:2px;border-radius:2px;background:var(--grad)}
.lead{font-size:1.15rem;line-height:1.65;color:var(--text);max-width:680px}
.muted{color:var(--muted)}.center{text-align:center}.center .lead{margin-left:auto;margin-right:auto}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:12px 22px;border-radius:10px;font:600 15.5px/1 Inter,sans-serif;border:1px solid transparent;cursor:pointer;transition:background .2s,border-color .2s,transform .2s var(--ease),box-shadow .2s}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 6px 16px rgba(29,111,224,.25)}
.btn-primary:hover{background:var(--blue-d);color:#fff;transform:translateY(-1px)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line-2)}
.btn-ghost:hover{border-color:var(--ink);color:var(--ink)}
.btn-light{background:#fff;color:var(--ink)}.btn-light:hover{background:#EAF2FF;color:var(--ink)}
.btn-outline-light{border-color:rgba(255,255,255,.5);color:#fff}.btn-outline-light:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.08)}
.link-arrow{font-weight:600;display:inline-flex;align-items:center;gap:6px}
.link-arrow:after{content:"→";transition:transform .2s var(--ease)}.link-arrow:hover:after{transform:translateX(3px)}

/* header */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;gap:28px;height:72px}
.brand img{height:28px;width:auto}
.nav{display:flex;gap:4px;margin-left:auto;align-items:center}
.nav a{color:var(--ink-2);font:500 15px/1 Inter,sans-serif;padding:10px 12px;border-radius:8px}
.nav a:hover{background:var(--soft);color:var(--ink)}
.nav a[aria-current=page]{color:var(--blue);background:#EEF4FE}
.nav .portal{color:var(--muted)}
.header-cta{margin-left:8px;min-height:42px;padding:10px 18px}
.menu-btn{display:none;margin-left:auto;width:46px;height:46px;border:1px solid var(--line);border-radius:10px;background:#fff;cursor:pointer}
.menu-btn span{display:block;width:20px;height:2px;background:var(--ink);margin:4px auto;border-radius:2px;transition:.25s}
@media(max-width:1020px){
  .menu-btn{display:block}
  .nav{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:12px 16px 18px;gap:2px;box-shadow:var(--shadow)}
  .nav a{padding:14px 12px;font-size:16px}
  .site-header.open .nav{display:flex}
  .header-cta{margin:8px 0 0}
}

/* sections */
section{padding:96px 0}
.section-soft{background:var(--soft)}
.section-head{max-width:720px;margin-bottom:48px}.section-head.center{margin-left:auto;margin-right:auto}
.section-head h2{margin:14px 0 14px}
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:960px){.g3,.g4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.g2,.g3,.g4{grid-template-columns:1fr}section{padding:68px 0}}

/* hero */
.hero{padding:76px 0 64px;background:radial-gradient(1100px 500px at 85% -10%,#E6F1FF 0%,rgba(230,241,255,0) 60%),radial-gradient(800px 420px at -10% 110%,#E4FAF5 0%,rgba(228,250,245,0) 60%)}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1{margin:18px 0 20px}
.hero .ctas{display:flex;gap:12px;flex-wrap:wrap;margin:30px 0 22px}
.hero .gov-link{font-size:15px;color:var(--muted)}
.hero .gov-link a{font-weight:600}
.collage{position:relative;aspect-ratio:1/0.86}
.collage figure{position:absolute;margin:0;border-radius:12px;overflow:hidden;background:#fff;box-shadow:var(--shadow-l);border:1px solid var(--line)}
.collage figure img{width:100%;height:100%;object-fit:cover;object-position:top}
.collage .c1{left:0;top:4%;width:72%;aspect-ratio:16/10}
.collage .c2{right:0;top:30%;width:58%;aspect-ratio:16/10}
.collage .c3{left:10%;bottom:0;width:52%;aspect-ratio:16/10}
.collage .chip{position:absolute;background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 14px;font:600 13px/1 Inter,sans-serif;color:var(--ink);box-shadow:var(--shadow);display:flex;gap:8px;align-items:center}
.collage .chip i{width:8px;height:8px;border-radius:50%;background:var(--teal);display:block}
@media(max-width:960px){.hero .wrap{grid-template-columns:1fr}.collage{max-width:620px}}

/* proof bar */
.proof{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff}
.proof .wrap{display:grid;grid-template-columns:repeat(4,1fr)}
.proof .wrap>div{padding:26px 20px;border-left:1px solid var(--line)}.proof .wrap>div:first-child{border-left:0;padding-left:0}
.proof b{display:block;font:600 1.5rem/1.1 "Space Grotesk",sans-serif;color:var(--ink)}
.proof span{display:block;margin-top:6px;font-size:14.5px;color:var(--muted);line-height:1.45}
@media(max-width:860px){.proof .wrap{grid-template-columns:1fr 1fr}.proof .wrap>div:nth-child(3){border-left:0;padding-left:0}.proof .wrap>div:nth-child(n+3){border-top:1px solid var(--line)}}
@media(max-width:520px){.proof .wrap{grid-template-columns:1fr}.proof .wrap>div{border-left:0!important;padding-left:0}.proof .wrap>div+div{border-top:1px solid var(--line)}}

/* cards */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:border-color .25s,box-shadow .25s,transform .25s var(--ease)}
a.card{color:inherit;display:block}a.card:hover{border-color:var(--line-2);box-shadow:var(--shadow-l);transform:translateY(-3px)}
.card .ic{width:46px;height:46px;border-radius:12px;background:#EEF4FE;display:grid;place-items:center;margin-bottom:18px}
.card .ic svg{width:24px;height:24px;stroke:var(--blue);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.card h3{margin-bottom:10px}.card p{font-size:15.5px;margin-bottom:12px}
.card ul{margin:0;padding:0;list-style:none}
.card li{font-size:15px;padding:5px 0 5px 22px;position:relative}
.card li:before{content:"";position:absolute;left:2px;top:13px;width:8px;height:8px;border-radius:2px;background:var(--grad)}

/* work tiles */
.work{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);background:#fff;display:flex;flex-direction:column;transition:box-shadow .25s,transform .25s var(--ease)}
.work:hover{box-shadow:var(--shadow-l);transform:translateY(-3px)}
.work .shot{aspect-ratio:16/10;overflow:hidden;background:var(--soft);border-bottom:1px solid var(--line)}
.work .shot img{width:100%;height:100%;object-fit:cover;object-position:top;transition:transform .6s var(--ease)}
.work:hover .shot img{transform:scale(1.03)}
.work .body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:8px;flex:1}
.work .tag{font:600 12px/1 Inter,sans-serif;letter-spacing:.06em;text-transform:uppercase;color:var(--teal-d)}
.work h3{font-size:1.15rem}.work p{font-size:15px;margin:0;color:var(--text)}
.work .links{margin-top:auto;padding-top:10px;display:flex;gap:16px;flex-wrap:wrap;font-size:14.5px}
.app-row{display:flex;gap:16px;align-items:flex-start;padding:20px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
.app-row img{width:64px;height:64px;border-radius:15px;border:1px solid var(--line);flex:none}
.app-row .mono{width:64px;height:64px;border-radius:15px;flex:none;display:grid;place-items:center;font:700 24px/1 "Space Grotesk",sans-serif;color:#fff;background:var(--grad)}
.app-row h3{font-size:1.08rem;margin-bottom:4px}.app-row p{font-size:14.5px;margin:0 0 6px}
.app-row .links{display:flex;gap:14px;flex-wrap:wrap;font-size:14px;font-weight:600}
.badge{display:inline-block;font:600 12px/1 Inter,sans-serif;padding:6px 9px;border-radius:999px;background:var(--soft-2);color:var(--ink-2);margin:0 6px 6px 0}

/* gov band */
.gov-band{background:var(--ink);color:#C9D4E5}
.gov-band h2,.gov-band h3{color:#fff}.gov-band .eyebrow{color:#7FD8C8}
.gov-band .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.facts{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);overflow:hidden}
.facts>div{display:flex;justify-content:space-between;gap:18px;padding:15px 22px;border-top:1px solid rgba(255,255,255,.1);font-size:15px}
.facts>div:first-child{border-top:0}.facts b{color:#fff;font-weight:600;text-align:right}
@media(max-width:900px){.gov-band .wrap{grid-template-columns:1fr}}

/* tables (light) */
.table{width:100%;border-collapse:collapse;font-size:15.5px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.table th,.table td{text-align:left;padding:13px 18px;border-top:1px solid var(--line);vertical-align:top}
.table tr:first-child th,.table tr:first-child td{border-top:0}
.table th{width:34%;color:var(--ink);font-weight:600;background:var(--soft)}
.table code{font:600 14.5px/1 "SFMono-Regular",Menlo,monospace;color:var(--ink)}

/* steps */
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.steps li{list-style:none;position:relative;padding-top:56px}
.steps li:before{counter-increment:s;content:counter(s,decimal-leading-zero);position:absolute;top:0;left:0;font:600 15px/1 "Space Grotesk",sans-serif;color:var(--blue);width:40px;height:40px;border-radius:50%;border:1px solid #C9DCF8;display:grid;place-items:center;background:#fff}
.steps li:after{content:"";position:absolute;top:20px;left:52px;right:-12px;height:1px;background:var(--line-2)}
.steps li:last-child:after{display:none}
.steps h3{margin-bottom:8px}.steps p{font-size:15.5px}
.steps{padding:0;margin:0}
@media(max-width:900px){.steps{grid-template-columns:1fr 1fr}.steps li:after{display:none}}
@media(max-width:560px){.steps{grid-template-columns:1fr}}

/* founder */
.founder{display:grid;grid-template-columns:300px 1fr;gap:56px;align-items:center}
.avatar{aspect-ratio:1;border-radius:24px;background:var(--grad);display:grid;place-items:center;color:#fff;font:600 84px/1 "Space Grotesk",sans-serif;box-shadow:var(--shadow-l)}
.avatar img{width:100%;height:100%;object-fit:cover;border-radius:24px}
@media(max-width:800px){.founder{grid-template-columns:1fr}.avatar{max-width:220px}}

/* cta band */
.cta-band{background:var(--grad);color:#fff;border-radius:22px;padding:56px;display:grid;grid-template-columns:1.3fr auto;gap:30px;align-items:center}
.cta-band h2{color:#fff;margin-bottom:10px}.cta-band p{color:#EAF6FF;margin:0;font-size:1.08rem}
.cta-band .ctas{display:flex;gap:12px;flex-wrap:wrap}
@media(max-width:820px){.cta-band{grid-template-columns:1fr;padding:38px 26px}}

/* page hero (inner pages) */
.page-hero{padding:72px 0 56px;background:linear-gradient(180deg,var(--soft) 0%,#fff 100%);border-bottom:1px solid var(--line)}
.page-hero h1{font-size:clamp(2.1rem,4vw,3rem);margin:16px 0 16px;max-width:860px}

/* prose (legal, blog) */
.prose{max-width:760px;margin:0 auto}
.prose h2{font-size:1.6rem;margin:2.2em 0 .6em}.prose h3{font-size:1.2rem;margin:1.8em 0 .5em}
.prose ul,.prose ol{padding-left:1.3em}.prose li{margin:.35em 0}
.prose pre{background:#0F1B2E;color:#E3EAF5;padding:18px;border-radius:12px;overflow:auto;font-size:14px}
.prose code{font-family:"SFMono-Regular",Menlo,monospace;font-size:.92em}
.prose blockquote{margin:1.4em 0;padding:4px 0 4px 18px;border-left:3px solid var(--blue);color:var(--ink-2)}
.byline{font-size:15px;color:var(--muted);margin-top:6px}

/* forms */
.form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow)}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:18px}
.field label{font:600 14.5px/1.2 Inter,sans-serif;color:var(--ink)}
.field input,.field select,.field textarea{font:400 16px/1.4 Inter,sans-serif;color:var(--ink);padding:12px 14px;border:1px solid var(--line-2);border-radius:10px;background:#fff;min-height:48px;width:100%}
.field textarea{min-height:130px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(29,111,224,.15)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:620px){.form-row{grid-template-columns:1fr}.form{padding:24px}}
.form-note{font-size:13.5px;color:var(--muted)}
.alert{padding:14px 16px;border-radius:10px;font-size:15px;margin-top:14px}
.alert.ok{background:#E6F7F3;color:#0B5E52}.alert.err{background:#FDECEC;color:#8A1C1C}

/* footer */
.site-footer{background:#0A1628;color:#A9B6CA;padding:64px 0 28px;font-size:15px}
.site-footer a{color:#C9D4E5}.site-footer a:hover{color:#fff}
.site-footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.site-footer h4{color:#fff;font:600 13px/1 Inter,sans-serif;letter-spacing:.08em;text-transform:uppercase;margin:0 0 16px}
.site-footer ul{list-style:none;margin:0;padding:0}.site-footer li{margin:9px 0}
.site-footer .brand-f img{height:26px;filter:brightness(0) invert(1);opacity:.95}
.site-footer .ids{margin-top:16px;font-size:13.5px;line-height:1.7}
.site-footer .bottom{margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13.5px}
.site-footer .bottom nav{display:flex;gap:18px;flex-wrap:wrap}
@media(max-width:900px){.site-footer .cols{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.site-footer .cols{grid-template-columns:1fr}}

/* reveal */
.rv{opacity:0;transform:translateY(18px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.rv.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}*{scroll-behavior:auto!important}}

/* header CTA: keep button colours (beats .nav a) */
.nav a.header-cta{color:#fff;background:var(--blue)}.nav a.header-cta:hover{color:#fff;background:var(--blue-d)}