/* Lekkahub design system v2
   Type: Plus Jakarta Sans (Google Fonts) with system fallback.
   Colour: deep ink + emerald, with a warm "Harare sun" accent used sparingly on dark grounds. */
:root{
  --ink:#0B1D26;
  --ink-2:#13303C;
  --body:#2A3A44;
  --muted:#51626C;
  --line:#DCE4E8;
  --mist:#F2F6F5;
  --white:#FFFFFF;
  --brand:#0D7461;
  --brand-dark:#095646;
  --brand-tint:#E1F2EE;
  --sun:#F4B740;
  --sun-tint:#FFF3D9;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 1px 2px rgba(11,29,38,.06),0 8px 24px rgba(11,29,38,.06);
  --shadow-lg:0 2px 4px rgba(11,29,38,.06),0 24px 48px rgba(11,29,38,.12);
  --wrap:1200px;
  --font:"Plus Jakarta Sans",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--body);background:var(--white);line-height:1.65;font-size:17px;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand)}
a:hover{color:var(--brand-dark)}
:focus-visible{outline:3px solid var(--sun);outline-offset:3px;border-radius:4px}
h1,h2,h3,h4{color:var(--ink);line-height:1.15;margin:0 0 .5em;font-weight:800;letter-spacing:-.02em}
h1{font-size:clamp(2.3rem,5vw,3.9rem)}
h2{font-size:clamp(1.75rem,3.2vw,2.6rem)}
h3{font-size:1.2rem;letter-spacing:-.01em;font-weight:700}
p{margin:0 0 1em}
ul,ol{padding-left:1.25em;margin:0 0 1em}
li{margin:.35em 0}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:#fff;padding:10px 16px;z-index:20}
.skip:focus{left:8px;top:8px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* ---------- header & navigation ---------- */
.site-header{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.94);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:72px;flex-wrap:wrap}
.logo{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:1.32rem;color:var(--ink);text-decoration:none;letter-spacing:-.02em}
.logo svg{width:32px;height:32px}
.nav{display:flex;align-items:center;gap:6px}
.nav>a:not(.btn),.nav .drop>button{color:var(--ink);text-decoration:none;font-weight:600;font-size:.97rem;padding:10px 12px;border-radius:8px;background:none;border:0;font-family:inherit;cursor:pointer;display:inline-flex;align-items:center;gap:6px}
.nav>a:not(.btn):hover,.nav .drop>button:hover{background:var(--mist)}
.nav [aria-current="page"]{color:var(--brand)}
.drop{position:relative}
.drop>button::after{content:"";width:7px;height:7px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px)}
.menu{position:absolute;left:50%;top:calc(100% + 8px);transform:translateX(-50%);background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:22px;display:none;width:max-content;max-width:min(860px,92vw)}
.drop:hover .menu,.drop:focus-within .menu,.drop.open .menu{display:grid}
.drop:hover>button,.drop.open>button{background:var(--mist)}
.menu-cols{grid-template-columns:repeat(3,minmax(200px,1fr));gap:22px}
.menu-col h4{font-size:.75rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);margin:0 0 8px}
.menu a{display:block;padding:8px 10px;margin:0 -10px;border-radius:8px;text-decoration:none;color:var(--ink);font-weight:600;font-size:.95rem}
.menu a span{display:block;font-weight:400;color:var(--muted);font-size:.85rem;line-height:1.4}
.menu a:hover{background:var(--mist)}
.menu-list{grid-template-columns:repeat(2,minmax(220px,1fr));gap:4px 22px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 24px;border-radius:999px;font-weight:700;text-decoration:none;border:2px solid transparent;font-size:.98rem;cursor:pointer;font-family:inherit;transition:background .15s,color .15s,border-color .15s}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);color:#fff}
.btn-sun{background:var(--sun);color:var(--ink)}
.btn-sun:hover{background:#FFCA63;color:var(--ink)}
.btn-ghost{border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff}
.btn-line-light{border-color:rgba(255,255,255,.5);color:#fff}
.btn-line-light:hover{background:#fff;color:var(--ink)}
.nav .btn{margin-left:8px;color:#fff}
.menu-toggle{display:none}
@media (max-width:980px){
  .nav{display:none;width:100%;flex-direction:column;align-items:stretch;gap:2px;padding:6px 0 18px;max-height:calc(100vh - 80px);overflow:auto}
  .nav.open{display:flex}
  .menu{position:static;transform:none;box-shadow:none;border:0;padding:4px 12px 10px;display:grid;width:auto;max-width:none}
  .menu-cols,.menu-list{grid-template-columns:1fr;gap:10px}
  .drop>button::after{display:none}
  .nav .btn{margin:10px 0 0}
  .menu-toggle{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 16px;border:1px solid var(--line);border-radius:999px;background:#fff;font:inherit;font-weight:600;color:var(--ink);cursor:pointer}
}

/* ---------- hero ---------- */
.hero{position:relative;background:var(--ink);color:#C9D7DC;overflow:hidden}
.hero::before{content:"";position:absolute;right:-180px;top:-180px;width:560px;height:560px;border-radius:50%;background:radial-gradient(circle,rgba(244,183,64,.18),rgba(244,183,64,0) 65%)}
.hero .wrap{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;padding-top:80px;padding-bottom:88px}
@media (max-width:980px){.hero .wrap{grid-template-columns:1fr;padding-top:56px;padding-bottom:64px;gap:40px}}
.hero h1{color:#fff}
.hero h1 em{font-style:normal;color:var(--sun)}
.hero .lede{font-size:1.18rem;color:#C9D7DC;max-width:620px}
.pill{display:inline-flex;align-items:center;gap:8px;font-size:.8rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:6px 14px;border-radius:999px;background:rgba(255,255,255,.08);color:#BFE6DC;margin-bottom:20px}
.pill::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--sun)}
.pill.light{background:var(--brand-tint);color:var(--brand-dark)}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero-media{position:relative}
.hero-media img{border-radius:24px;aspect-ratio:4/3;object-fit:cover;width:100%}
.float-card{position:absolute;background:#fff;color:var(--ink);border-radius:14px;box-shadow:var(--shadow-lg);padding:14px 18px;font-size:.88rem;line-height:1.35}
.float-card strong{display:block;font-size:1.5rem;letter-spacing:-.02em}
.float-card.a{left:-22px;bottom:28px}
.float-card.b{right:-14px;top:24px}
@media (max-width:620px){.float-card.a{left:10px;bottom:10px}.float-card.b{right:10px;top:10px}}

/* platform strip */
.strip{border-bottom:1px solid var(--line);background:#fff}
.strip .wrap{display:flex;flex-wrap:wrap;align-items:center;gap:12px 28px;padding-top:22px;padding-bottom:22px}
.strip p{margin:0;font-size:.85rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.chips{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:0}
.chips li{margin:0;padding:6px 14px;border:1px solid var(--line);border-radius:999px;font-weight:600;font-size:.9rem;color:var(--ink);background:#fff}

/* page hero (inner pages) */
.page-hero{background:var(--mist);border-bottom:1px solid var(--line)}
.page-hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;padding-top:56px;padding-bottom:56px}
.page-hero.no-media .wrap{grid-template-columns:1fr}
.page-hero .lede{font-size:1.15rem;color:var(--muted);max-width:720px}
.page-hero img{border-radius:20px;aspect-ratio:3/2;object-fit:cover;width:100%;box-shadow:var(--shadow)}
@media (max-width:900px){.page-hero .wrap{grid-template-columns:1fr;gap:28px;padding-top:40px}}
.crumbs{font-size:.88rem;margin:0 0 16px;color:var(--muted)}
.crumbs a{color:var(--muted)}

/* ---------- sections ---------- */
section{padding:88px 0}
section.tight{padding:56px 0}
.mist{background:var(--mist)}
.inkbg{background:var(--ink);color:#C9D7DC}
.inkbg h2,.inkbg h3{color:#fff}
.inkbg a{color:#9FE0CF}
.section-head{max-width:760px;margin-bottom:44px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head p{color:var(--muted);font-size:1.08rem}
.inkbg .section-head p{color:#AFC2C9}
.kicker{display:block;font-size:.8rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--brand);margin-bottom:12px}
.inkbg .kicker{color:var(--sun)}

/* split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.split.rev>:first-child{order:2}
@media (max-width:900px){.split{grid-template-columns:1fr;gap:32px}.split.rev>:first-child{order:0}}
.split img{border-radius:20px;aspect-ratio:7/5;object-fit:cover;width:100%;box-shadow:var(--shadow)}

/* grids & cards */
.grid{display:grid;gap:22px;grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.grid-2{display:grid;gap:28px;grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{display:grid;gap:24px;grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{display:grid;gap:20px;grid-template-columns:repeat(4,minmax(0,1fr))}
@media (max-width:1060px){.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;display:flex;flex-direction:column;gap:10px;box-shadow:var(--shadow)}
.card h3{margin:0}
.card p{margin:0;color:var(--muted)}
.card .more{margin-top:auto;padding-top:10px;font-weight:700;text-decoration:none;color:var(--brand)}
.card .more::after{content:" →"}
a.card{text-decoration:none;color:inherit;transition:transform .15s,box-shadow .15s,border-color .15s}
a.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:#BFD9D2}
.icon{width:46px;height:46px;border-radius:12px;background:var(--brand-tint);display:inline-flex;align-items:center;justify-content:center;color:var(--brand)}
.icon svg{width:24px;height:24px}

/* pillars (services overview) */
.pillar{margin-bottom:44px}
.pillar:last-child{margin-bottom:0}
.pillar-head{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;border-bottom:1px solid var(--line);padding-bottom:12px;margin-bottom:22px}
.pillar-head h3{font-size:1.35rem;margin:0}
.pillar-head p{margin:0;color:var(--muted)}

/* image card */
.img-card{padding:0;overflow:hidden}
.img-card img{aspect-ratio:4/3;object-fit:cover;width:100%;border-bottom:1px solid var(--line)}
.img-card .body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:8px;flex:1}

/* results (metric) cards */
.result{border-radius:var(--radius);padding:26px;background:var(--ink-2);border:1px solid rgba(255,255,255,.08);display:flex;flex-direction:column;gap:8px}
.result .num{font-size:clamp(2.2rem,4vw,3rem);font-weight:800;letter-spacing:-.03em;color:var(--sun);line-height:1}
.result .unit{font-weight:700;color:#fff;font-size:.98rem}
.result .sector{font-size:.75rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:#8FB3AA;margin-top:6px}
.result p{margin:0;color:#AFC2C9;font-size:.95rem}
.light-results .result{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}
.light-results .result .num{color:var(--brand)}
.light-results .result .unit{color:var(--ink)}
.light-results .result .sector{color:var(--muted)}
.light-results .result p{color:var(--muted)}

/* check lists */
.check{list-style:none;padding:0}
.check li{padding-left:30px;position:relative}
.check li::before{content:"";position:absolute;left:3px;top:.5em;width:14px;height:8px;border-left:2.5px solid var(--brand);border-bottom:2.5px solid var(--brand);transform:rotate(-45deg)}
.inkbg .check li::before{border-color:var(--sun)}

/* timeline steps */
.timeline{counter-reset:s;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;list-style:none;padding:0;margin:0}
.timeline li{counter-increment:s;margin:0;padding:0 22px 0 0;position:relative}
.timeline li::before{content:counter(s);display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;background:var(--brand);color:#fff;font-weight:800;margin-bottom:16px;position:relative;z-index:1}
.timeline li::after{content:"";position:absolute;left:44px;right:0;top:21px;height:2px;background:var(--line)}
.timeline li:last-child::after{display:none}
.timeline h3{margin-bottom:6px}
.timeline p{margin:0;color:var(--muted)}
.inkbg .timeline li::after{background:rgba(255,255,255,.15)}
.inkbg .timeline li::before{background:var(--sun);color:var(--ink)}
.inkbg .timeline p{color:#AFC2C9}
.timeline.five{grid-template-columns:repeat(5,minmax(0,1fr))}
@media (max-width:900px){.timeline,.timeline.five{grid-template-columns:1fr;gap:26px}.timeline li::after{display:none}}

/* platform table */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow)}
table.platforms{border-collapse:collapse;width:100%;min-width:720px;font-size:.96rem}
.platforms th,.platforms td{padding:16px 18px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
.platforms tr:last-child td{border-bottom:0}
.platforms th{background:var(--mist);color:var(--ink);font-size:.8rem;text-transform:uppercase;letter-spacing:.08em}
.platforms td:first-child{font-weight:700;color:var(--ink);white-space:nowrap}

/* tools chips on service pages */
.tools{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0}
.tools li{margin:0;padding:6px 12px;border-radius:8px;background:var(--mist);font-size:.9rem;font-weight:600;color:var(--ink)}

/* engineer-led block */
.lead-split{display:grid;grid-template-columns:.8fr 1.2fr;gap:56px;align-items:center}
.lead-split img{border-radius:24px;aspect-ratio:4/3;object-fit:cover;width:100%}
@media (max-width:900px){.lead-split{grid-template-columns:1fr}}
.creds{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:18px 0 0}
.creds li{margin:0;padding:6px 12px;border-radius:999px;background:var(--sun-tint);color:#5B3D00;font-size:.85rem;font-weight:700}

/* prose */
.prose{max-width:760px}
.prose h2{margin-top:1.6em;font-size:1.65rem}
.prose h3{margin-top:1.3em}
.prose table{border-collapse:collapse;width:100%;margin:0 0 1.2em;font-size:.96rem}
.prose th,.prose td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
.prose th{background:var(--mist);color:var(--ink)}
.article-cover{border-radius:20px;aspect-ratio:2/1;object-fit:cover;width:100%;margin:0 0 28px}
.note{background:var(--brand-tint);border-radius:var(--radius-sm);padding:18px 20px;margin:0 0 1.2em;color:var(--ink)}
.sources{font-size:.92rem;color:var(--muted)}
.byline{color:var(--muted);font-size:.95rem}
.two-col{display:grid;gap:56px;grid-template-columns:minmax(0,1fr) 320px}
@media (max-width:960px){.two-col{grid-template-columns:1fr}}
.aside-card{align-self:start;position:sticky;top:100px;background:var(--mist);border-radius:var(--radius);padding:24px}
.aside-card h3{font-size:1.05rem}

/* faq */
.faq details{border-bottom:1px solid var(--line);padding:20px 0}
.faq summary{cursor:pointer;font-weight:700;color:var(--ink);font-size:1.08rem;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";flex:none;width:30px;height:30px;border-radius:50%;background:var(--brand-tint);color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:1.2rem;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{margin:12px 0 0}

/* cta */
.cta{position:relative;color:#fff;overflow:hidden;background:var(--ink)}
.cta img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.28}
.cta .wrap{position:relative;padding-top:88px;padding-bottom:88px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px}
.cta h2{color:#fff;max-width:640px}
.cta p{margin:0;max-width:600px;color:#D7E3E7}

/* forms */
form .field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
label{font-weight:700;color:var(--ink);font-size:.95rem}
input,select,textarea{font:inherit;min-height:48px;padding:10px 14px;border:1px solid #8796A0;border-radius:10px;background:#fff;color:var(--ink)}
textarea{min-height:140px}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow-lg)}
.form-status{margin-top:12px;font-weight:700;color:var(--brand-dark)}
.contact-list{list-style:none;padding:0}
.contact-list li{margin:0 0 16px}
.contact-list strong{display:block;color:var(--ink)}

/* footer */
.site-footer{background:#081419;color:#9FB0B7;padding:64px 0 28px;font-size:.95rem}
.site-footer a{color:#D3DEE2;text-decoration:none}
.site-footer a:hover{color:#fff;text-decoration:underline}
.footer-grid{display:grid;gap:32px;grid-template-columns:1.6fr repeat(3,1fr)}
@media (max-width:900px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.footer-grid{grid-template-columns:1fr}}
.site-footer h4{color:#fff;font-size:.9rem;margin-bottom:12px;letter-spacing:0}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin:0 0 8px}
.footer-base{border-top:1px solid #1C2D34;margin-top:44px;padding-top:20px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:.84rem}
.placeholder{background:var(--sun-tint);color:#5B3D00;padding:0 4px;border-radius:4px;overflow-wrap:anywhere}