/* =============================================
   Zakafrica Water – standalone homepage styles
   ============================================= */
:root{
  --bg:#ffffff;
  --fg:#0b1220;
  --muted:#5b6b83;
  --card:#ffffff;
  --border:#e5e9f2;
  --secondary:#f2f5fa;
  --primary:#0f172a;
  --primary-fg:#ffffff;
  --accent:#0284c7;         /* sky-600 */
  --accent-2:#22d3ee;       /* cyan-400 */
  --sky-950:#082f49;
  --sky-900:#0c4a6e;
  --radius:14px;
  --shadow-sm:0 1px 2px rgba(15,23,42,.06);
  --shadow-md:0 8px 24px rgba(15,23,42,.08);
  --shadow-lg:0 20px 40px rgba(15,23,42,.15);
  --font-sans:"Plus Jakarta Sans", ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --font-display:"Fraunces", ui-serif, Georgia, serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font-sans);color:var(--fg);background:var(--bg);
  -webkit-font-smoothing:antialiased;line-height:1.55;
}
img,video{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;background:none;border:0;color:inherit}
ul{margin:0;padding:0;list-style:none}
[data-lucide]{width:1em;height:1em;stroke-width:2;display:inline-block;vertical-align:-0.15em}

/* ---------- Layout ---------- */
.container{max-width:1200px;margin:0 auto;padding:0 1rem}
@media(min-width:640px){.container{padding:0 1.5rem}}
@media(min-width:1024px){.container{padding:0 2rem}}

.display{font-family:var(--font-display);font-weight:500;letter-spacing:-0.01em;line-height:1.1}
.h1{font-size:clamp(2.25rem,5vw + 1rem,4.5rem);margin:1.25rem 0 0}
.h2{font-size:clamp(1.75rem,2.4vw + 1rem,3rem);margin:.5rem 0 0}
.h3{font-size:clamp(1.4rem,1.2vw + 1rem,1.875rem);margin:0}
.h4{font-size:1.15rem;margin:0}
.eyebrow{margin:0;font-size:.72rem;letter-spacing:.22em;text-transform:uppercase;color:var(--accent);font-weight:600}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.7rem 1.1rem;font-size:.9rem;font-weight:600;border-radius:8px;transition:transform .15s ease,background .15s,color .15s,box-shadow .15s;min-height:44px;justify-content:center}
.btn-pill{border-radius:999px}
.btn-primary{background:var(--primary);color:var(--primary-fg);box-shadow:var(--shadow-sm)}
.btn-primary:hover{transform:scale(1.02)}
.btn-white{background:#fff;color:var(--sky-900);box-shadow:var(--shadow-lg)}
.btn-white:hover{transform:scale(1.03)}
.btn-glass{background:rgba(255,255,255,.10);color:#fff;box-shadow:inset 0 0 0 1px rgba(255,255,255,.25);backdrop-filter:blur(6px)}
.btn-glass:hover{background:rgba(255,255,255,.20)}
.btn-outline{background:var(--bg);color:var(--fg);border:1px solid var(--border)}
.btn-outline:hover{background:var(--secondary)}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;width:100%;border-bottom:1px solid transparent;background:rgba(255,255,255,.6);backdrop-filter:saturate(160%) blur(10px);transition:background .2s,border-color .2s}
.site-header{
    position:sticky;
    top:0;
    z-index:999;
    width:100%;
    border-bottom:1px solid transparent;
    background:rgba(255,255,255,.70);
    backdrop-filter:saturate(180%) blur(14px);
    -webkit-backdrop-filter:saturate(180%) blur(14px);
    transition:background .25s ease,border-color .25s ease;
}

.site-header.scrolled{
    background:rgba(255,255,255,.92);
    border-color:rgba(229,233,242,.8);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:2rem;height:78px}
.brand{
display:inline-flex;
align-items:center;
gap:.5rem;
min-width:0;
}

.brand-logo{
display:grid;
place-items:center;
width:38px;
height:38px;
border-radius:999px;
background:linear-gradient(135deg,#0ea5e9,#22d3ee);
color:#fff;
box-shadow:var(--shadow-sm);
}

.brand-name{
font-family:var(--font-display);
font-size:1.125rem;
font-weight:600;
letter-spacing:-.01em;
white-space:nowrap;
overflow:hidden;
text-overflow:ellipsis;
}

.nav-desktop{display:none;align-items:center;gap:.15rem}
@media(min-width:1024px){.nav-desktop{display:flex}}
.nav-link{display:inline-flex;align-items:center;gap:.25rem;padding:.55rem .8rem;border-radius:8px;font-size:.9rem;font-weight:500;color:rgba(11,18,32,.8);transition:background .15s,color .15s}
.nav-link:hover{background:rgba(242,245,250,.8);color:var(--fg)}

.nav-dd{position:relative}
.nav-panel{position:absolute;top:100%;left:50%;transform:translateX(-50%);width:min(92vw,560px);padding-top:.75rem;opacity:0;pointer-events:none;transition:opacity .15s ease}
.nav-dd:hover .nav-panel,.nav-dd:focus-within .nav-panel{opacity:1;pointer-events:auto}
.nav-dd:hover .nav-link i,.nav-dd:focus-within .nav-link i{transform:rotate(180deg)}
.nav-link i{transition:transform .2s ease}
.nav-panel-grid{display:grid;grid-template-columns:1fr 1fr;gap:.25rem;padding:1rem;border:1px solid var(--border);background:#fff;border-radius:18px;box-shadow:var(--shadow-md)}
.nav-panel-grid a{padding:.55rem .75rem;border-radius:10px;font-size:.875rem;color:rgba(11,18,32,.8);transition:background .15s,color .15s}
.nav-panel-grid a:hover{background:var(--secondary);color:var(--fg)}
.nav-panel-foot{margin-top:-1px;padding:.75rem 1rem 1rem;border:1px solid var(--border);border-top:0;background:#fff;border-radius:0 0 18px 18px}
/* Merge foot visually with grid: reposition */
.nav-panel > .nav-panel-grid + .nav-panel-foot{margin-top:-14px;border-radius:0 0 18px 18px}
.nav-panel-foot a{font-size:.78rem;font-weight:600;color:var(--accent)}
.nav-panel-foot a:hover{text-decoration:underline}

.header-cta{display:flex;align-items:center;gap:.5rem}
.phone-cta{display:none}
@media(min-width:768px){.phone-cta{display:inline-flex}}
.menu-toggle{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:10px;border:1px solid var(--border);background:#fff}
@media(min-width:1024px){.menu-toggle{display:none}}

.mobile-menu{border-top:1px solid var(--border);background:#fff;animation:fadeIn .2s ease}
.mobile-menu-inner{display:flex;flex-direction:column;gap:.25rem;padding:1rem}
.m-group{border-radius:8px}
.m-group > summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;padding:.55rem .75rem;font-size:.9rem;font-weight:500}
.m-group > summary::-webkit-details-marker{display:none}
.m-group[open] > summary i{transform:rotate(180deg)}
.m-group summary i{color:var(--muted);transition:transform .2s}
.m-links{display:flex;flex-direction:column;padding-left:1rem}
.m-links a{padding:.4rem 0;font-size:.9rem;color:rgba(11,18,32,.85)}
.m-links .m-all{color:var(--accent);font-weight:600}
.m-link{padding:.55rem .75rem;font-size:.9rem;font-weight:500}
.m-phone{margin-top:.5rem}

/* ---------- Hero ---------- */
.hero{position:relative;isolation:isolate;overflow:hidden;color:#fff}
.hero-bg{position:absolute;inset:0;z-index:-1}
.hero-bg video{width:100%;height:100%;object-fit:cover}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(8,47,73,.85),rgba(12,74,110,.7) 55%,rgba(14,116,144,.6))}
.hero-glow{position:absolute;inset:0;opacity:.4;background:
  radial-gradient(circle at 15% 15%, rgba(56,189,248,.35), transparent 45%),
  radial-gradient(circle at 85% 60%, rgba(34,211,238,.35), transparent 45%)}

.hero-grid{display:grid;grid-template-columns:1fr;gap:2.5rem;align-items:center;padding:6rem 1rem}
@media(min-width:640px){.hero-grid{padding-left:1.5rem;padding-right:1.5rem}}
@media(min-width:768px){.hero-grid{padding:8rem 1.5rem}}
@media(min-width:1024px){.hero-grid{grid-template-columns:7fr 5fr;padding:8rem 2rem}}

.chip{display:inline-flex;align-items:center;gap:.5rem;padding:.3rem .75rem;font-size:.75rem;font-weight:500;background:rgba(255,255,255,.10);border-radius:999px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.2);backdrop-filter:blur(6px)}
.lede{margin:1.25rem 0 0;max-width:34rem;font-size:1.125rem;color:rgba(255,255,255,.88)}
@media(min-width:640px){.lede{font-size:1.25rem}}
.hero-actions{margin-top:1.75rem;display:flex;flex-wrap:wrap;gap:.75rem}
.hero-checks{margin-top:2rem;display:flex;flex-wrap:wrap;gap:.75rem 1.5rem;color:rgba(255,255,255,.88);font-size:.9rem}
.hero-checks li{display:inline-flex;align-items:center;gap:.5rem}
.tick{display:grid;place-items:center;width:20px;height:20px;border-radius:999px;background:rgba(34,211,238,.9);color:var(--sky-950)}
.tick i{width:12px;height:12px;stroke-width:3}

.hero-card{background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);border-radius:24px;padding:1.5rem;backdrop-filter:blur(18px);box-shadow:var(--shadow-lg)}
.quick-grid{margin-top:1rem;display:grid;grid-template-columns:1fr 1fr;gap:.5rem}
.quick{display:flex;align-items:center;gap:.5rem;padding:.6rem .75rem;border-radius:14px;background:rgba(255,255,255,.10);box-shadow:inset 0 0 0 1px rgba(255,255,255,.10);font-size:.9rem;font-weight:500;transition:transform .15s,background .15s;min-height:44px}
.quick:hover{transform:translateY(-2px);background:rgba(255,255,255,.20)}
.qi{display:grid;place-items:center;width:32px;height:32px;border-radius:10px;background:rgba(34,211,238,.2);color:#a5f3fc}
.hero-link{margin-top:1rem;display:inline-flex;align-items:center;gap:.25rem;font-size:.9rem;color:rgba(255,255,255,.9)}
.hero-link:hover{text-decoration:underline}

/* ---------- Trust bar ---------- */
.trust{border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:rgba(242,245,250,.5)}
.trust-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;padding:2.5rem 0}
@media(min-width:768px){.trust-grid{grid-template-columns:repeat(4,1fr)}}
.stat{display:flex;align-items:center;gap:.75rem}
.stat-ic{display:grid;place-items:center;width:44px;height:44px;border-radius:12px;background:rgba(2,132,199,.1);color:var(--accent);flex:0 0 auto}
.stat-v{margin:0;font-family:var(--font-display);font-weight:600;font-size:1.5rem;line-height:1}
.stat-l{margin:.15rem 0 0;font-size:.9rem;color:var(--muted)}

/* ---------- Sections ---------- */
.section{padding:5rem 0}
@media(min-width:640px){.section{padding:6rem 0}}
.section-alt{background:rgba(242,245,250,.65)}
.section-head{max-width:42rem}
.section-lead{margin:1rem 0 0;color:var(--muted);font-size:1rem}
@media(min-width:640px){.section-lead{font-size:1.125rem}}
.section-foot{margin-top:2.5rem}

.card-grid{margin-top:3rem;display:grid;grid-template-columns:1fr;gap:1.5rem}
@media(min-width:640px){.card-grid{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.card-grid{grid-template-columns:repeat(3,1fr)}}

.s-card{display:block;border:1px solid var(--border);border-radius:18px;overflow:hidden;background:var(--card);transition:transform .2s,box-shadow .2s}
.s-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.s-media{aspect-ratio:16/10;overflow:hidden}
.s-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.s-card:hover .s-media img{transform:scale(1.05)}
.s-body{padding:1.5rem}
.s-body p{margin:.5rem 0 0;color:var(--muted);font-size:.9rem;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.learn{margin-top:1rem;display:inline-flex;align-items:center;gap:.25rem;font-size:.875rem;font-weight:600;color:var(--accent)}
.s-card:hover .learn i{transform:translateX(4px)}
.learn i{transition:transform .2s}

/* Split (sources) */
.split{display:grid;grid-template-columns:1fr;gap:2.5rem;align-items:center}
@media(min-width:1024px){.split{grid-template-columns:1fr 1fr}}
.chip-grid{margin-top:2rem;display:grid;grid-template-columns:1fr;gap:.75rem}
@media(min-width:640px){.chip-grid{grid-template-columns:1fr 1fr}}
.source-chip{display:block;padding:.85rem 1rem;font-size:.9rem;font-weight:500;background:var(--card);border:1px solid var(--border);border-radius:12px;transition:transform .15s,border-color .15s,color .15s,box-shadow .15s}
.source-chip:hover{transform:translateY(-2px);border-color:var(--accent);color:var(--accent);box-shadow:var(--shadow-sm)}

.feature-card{position:relative;overflow:hidden;border-radius:24px;box-shadow:var(--shadow-lg);min-height:380px}
.feature-card img{width:100%;height:100%;min-height:380px;object-fit:cover;position:absolute;inset:0}
.feature-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(8,47,73,.9),rgba(12,74,110,.4) 50%,transparent)}
.feature-body{position:absolute;inset:auto 0 0 0;padding:2rem;color:#fff}
.feature-body p{margin:.75rem 0 0;max-width:28rem;color:rgba(255,255,255,.88)}
.feature-body .btn{margin-top:1.5rem}

/* Industries */
.ind-grid{margin-top:3rem;display:grid;grid-template-columns:1fr;gap:1.5rem}
@media(min-width:640px){.ind-grid{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.ind-grid{grid-template-columns:repeat(3,1fr)}}
.i-card{position:relative;display:block;overflow:hidden;border-radius:18px}
.i-media{aspect-ratio:4/5;overflow:hidden}
.i-media img{width:100%;height:100%;object-fit:cover;transition:transform .7s ease}
.i-card:hover .i-media img{transform:scale(1.1)}
.i-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(8,47,73,.9),rgba(8,47,73,.3) 45%,transparent)}
.i-body{position:absolute;inset:auto 0 0 0;padding:1.5rem;color:#fff}
.i-body p{margin:.4rem 0 0;font-size:.875rem;color:rgba(255,255,255,.88);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.explore{margin-top:.75rem;display:inline-flex;align-items:center;gap:.25rem;font-size:.875rem;font-weight:600;color:#a5f3fc}
.i-card:hover .explore i{transform:translateX(4px)}
.explore i{transition:transform .2s}

/* CTA */
.cta{position:relative;isolation:isolate;overflow:hidden;color:#fff;padding:5rem 0}
@media(min-width:640px){.cta{padding:6rem 0}}
.cta-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.cta-overlay{position:absolute;inset:0;z-index:-1;background:linear-gradient(135deg,rgba(8,47,73,.92),rgba(12,74,110,.85) 55%,rgba(14,116,144,.8))}
.cta-inner{display:grid;grid-template-columns:1fr;gap:2.5rem;align-items:center}
@media(min-width:1024px){.cta-inner{grid-template-columns:1fr 1fr}}
.cta-lead{margin:1rem 0 0;max-width:36rem;font-size:1.125rem;color:rgba(255,255,255,.88)}
.cta-actions{display:flex;flex-wrap:wrap;gap:.75rem}
@media(min-width:1024px){.cta-actions{justify-content:flex-end}}

/* Footer */
.site-footer{border-top:1px solid var(--border);background:rgba(242,245,250,.5)}
.footer-grid{display:grid;grid-template-columns:1fr;gap:2.5rem;padding:3.5rem 1rem}
@media(min-width:640px){.footer-grid{grid-template-columns:1fr 1fr;padding-left:1.5rem;padding-right:1.5rem}}
@media(min-width:1024px){.footer-grid{grid-template-columns:2fr 1fr 1fr 1fr;padding-left:2rem;padding-right:2rem}}
.foot-brand p{margin:1rem 0;max-width:24rem;color:var(--muted);font-size:.9rem}
.foot-contact{display:flex;flex-direction:column;gap:.4rem;font-size:.9rem;color:rgba(11,18,32,.8)}
.foot-contact a{display:inline-flex;align-items:center;gap:.5rem}
.foot-contact a:hover{color:var(--accent)}
.foot-h{margin:0;font-family:var(--font-display);font-size:.9rem;font-weight:600}
.foot-col ul{margin-top:1rem;display:flex;flex-direction:column;gap:.5rem;font-size:.9rem}
.foot-col a{color:rgba(11,18,32,.75)}
.foot-col a:hover{color:var(--accent)}
.foot-col .foot-all{color:var(--accent);font-weight:600}
.footer-bar{border-top:1px solid var(--border)}
.footer-bar-inner{display:flex;flex-direction:column;gap:.5rem;justify-content:space-between;padding:1.5rem 0;font-size:.75rem;color:var(--muted)}
@media(min-width:640px){.footer-bar-inner{flex-direction:row;align-items:center}}

/* Animations */
@keyframes fadeIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.fade-in{animation:fadeIn .6s ease both}

/* Focus */
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:8px}

/* Reduced motion */
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .hero-bg video{display:none}
}