/* ============================================================
   Africa AI Bootcamp — shared stylesheet
   Deep teal-black · mint/teal accents · red/gold on CTAs
   ============================================================ */
:root{
  --bg:#06141A;
  --panel:#0C2229;
  --panel-2:#0F2A31;
  --ink:#EAF3EE;
  --muted:#9DB4AE;
  --mint:#63E0C0;
  --mint-2:#39C4AE;
  --teal:#2BA0A0;
  --green:#5FAE45;
  --gold:#E9B44C;
  --red:#CE3B33;
  --line:rgba(122,222,200,.16);
  --line-soft:rgba(122,222,200,.09);
  --radius:16px;
  --shadow:0 24px 60px -34px rgba(0,0,0,.8);
  --maxw:1080px;
  --readw:760px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;color:var(--ink);
  font-family:"Inter",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  font-size:17px;line-height:1.6;
  background-color:var(--bg);
  background-image:
    radial-gradient(900px 520px at 12% -6%, rgba(60,200,170,.16), transparent 60%),
    radial-gradient(820px 520px at 104% -2%, rgba(41,150,160,.15), transparent 55%),
    radial-gradient(700px 700px at 90% 110%, rgba(60,200,170,.08), transparent 60%),
    linear-gradient(rgba(122,222,200,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(122,222,200,.045) 1px, transparent 1px);
  background-size:auto,auto,auto,46px 46px,46px 46px;
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--mint);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
h1,h2,h3,.disp{font-family:"Space Grotesk","Inter",sans-serif;letter-spacing:-.01em;line-height:1.1}

/* ---------- header / nav ---------- */
.site-head{position:sticky;top:0;z-index:50;
  background:rgba(6,18,24,.82);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line)}
.head-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:66px;padding-top:8px;padding-bottom:8px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand:hover{text-decoration:none}
.brand-badge{width:42px;height:42px;border-radius:50%;
  box-shadow:0 0 0 1px rgba(122,222,200,.25),0 0 22px -4px rgba(99,224,192,.5)}
.brand-word{display:flex;flex-direction:column;line-height:1}
.brand-word .w1{font-family:"Space Grotesk",sans-serif;font-weight:700;font-size:16px;color:#fff;letter-spacing:.02em}
.brand-word .w2{font-family:"Space Grotesk",sans-serif;font-weight:700;font-size:16px;letter-spacing:.04em;
  background:linear-gradient(90deg,var(--green),var(--gold),var(--red));
  -webkit-background-clip:text;background-clip:text;color:transparent}
.site-nav{display:flex;gap:4px;align-items:center;overflow-x:auto;max-width:100%;
  -ms-overflow-style:none;scrollbar-width:none}
.site-nav::-webkit-scrollbar{display:none}
.site-nav a{color:var(--muted);font-size:14.5px;font-weight:500;white-space:nowrap;
  padding:8px 13px;border-radius:999px;text-decoration:none;transition:.15s}
.site-nav a:hover{color:var(--ink);background:rgba(122,222,200,.08);text-decoration:none}
.site-nav a.current{color:#06141A;background:var(--mint);font-weight:600}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:9px;font-weight:600;font-size:15.5px;
  padding:12px 22px;border-radius:999px;text-decoration:none;cursor:pointer;border:1px solid transparent;transition:.15s}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-cta{color:#1a0b06;background:linear-gradient(100deg,var(--gold),var(--red));
  box-shadow:0 12px 30px -12px rgba(206,59,51,.6)}
.btn-cta:hover{box-shadow:0 16px 36px -12px rgba(206,59,51,.7)}
.btn-ghost{color:var(--ink);border-color:var(--line);background:rgba(122,222,200,.05)}
.btn-ghost:hover{background:rgba(122,222,200,.1)}

/* ---------- generic ---------- */
.eyebrow{font-size:12.5px;letter-spacing:.2em;text-transform:uppercase;font-weight:600;color:var(--mint)}
.section{padding:52px 0}
.section h2{font-size:clamp(23px,5.5vw,30px);font-weight:700;margin:0 0 8px}
.section .lede{color:var(--muted);max-width:60ch;margin:0 0 26px}
.chip{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:500;
  padding:7px 13px;border-radius:999px;border:1px solid var(--line);background:rgba(122,222,200,.05);color:var(--ink)}
.chip svg{flex:0 0 auto}

/* ---------- hero ---------- */
.hero{position:relative;padding:56px 0 30px;text-align:center}
.hero .badge-glow{width:150px;height:150px;margin:0 auto 22px;border-radius:50%;
  box-shadow:0 0 0 1px rgba(122,222,200,.22),0 0 60px -8px rgba(99,224,192,.55),0 0 120px -20px rgba(43,160,160,.5)}
.hero h1{font-size:clamp(38px,7vw,64px);font-weight:700;margin:6px 0 6px}
.hero h1 .accent{background:linear-gradient(90deg,var(--mint),var(--teal));
  -webkit-background-clip:text;background-clip:text;color:transparent}
.hero .tag{font-size:clamp(17px,2.4vw,21px);color:var(--muted);max-width:46ch;margin:0 auto 22px}
.hero .chips{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-bottom:26px}
.hero .cta-row{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}

/* ---------- prerequisites banner ---------- */
.prereq{border:1px solid var(--line);border-left:4px solid var(--gold);
  background:linear-gradient(180deg,rgba(233,180,76,.08),rgba(233,180,76,.02));
  border-radius:var(--radius);padding:22px 24px;margin:6px 0}
.prereq h3{font-size:19px;margin:0 0 6px;color:#fff;display:flex;align-items:center;gap:10px}
.prereq .grid{display:grid;grid-template-columns:1fr 1fr;gap:12px 26px;margin:14px 0 4px}
.prereq .item{display:flex;gap:11px;align-items:flex-start}
.prereq .item svg{flex:0 0 auto;margin-top:3px}
.prereq .item b{display:block;font-size:15.5px;color:var(--ink)}
.prereq .item span{font-size:14px;color:var(--muted)}
.prereq .wifi{margin-top:14px;padding-top:14px;border-top:1px dashed var(--line);
  font-size:14.5px;color:var(--muted)}
.prereq .wifi b{color:var(--gold)}

/* ---------- logistics strip ---------- */
.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.fact{border:1px solid var(--line);background:var(--panel);border-radius:14px;padding:18px 18px}
.fact .k{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--mint);font-weight:600}
.fact .v{font-size:18px;font-weight:600;margin-top:5px;color:#fff}
.fact .s{font-size:13.5px;color:var(--muted);margin-top:3px}

/* ---------- course cards ---------- */
.courses{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.course{position:relative;display:flex;flex-direction:column;gap:8px;
  border:1px solid var(--line);background:linear-gradient(180deg,var(--panel),rgba(12,34,41,.5));
  border-radius:var(--radius);padding:22px;text-decoration:none;color:var(--ink);transition:.18s}
.course:hover{text-decoration:none;transform:translateY(-3px);border-color:rgba(99,224,192,.4);box-shadow:var(--shadow)}
.course .ci{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(99,224,192,.1);border:1px solid var(--line)}
.course h3{font-size:21px;margin:6px 0 0}
.course p{font-size:14.5px;color:var(--muted);margin:0;flex:1}
.course .go{font-size:14px;font-weight:600;color:var(--mint);margin-top:6px}
.course .state{position:absolute;top:16px;right:16px;font-size:11px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;
  padding:4px 9px;border-radius:999px}
.course .ready{background:rgba(95,174,69,.18);color:#9fdd7e;border:1px solid rgba(95,174,69,.35)}
.course .soon{background:rgba(122,222,200,.08);color:var(--muted);border:1px solid var(--line)}

/* ---------- course page: video slot ---------- */
.course-hero{padding:44px 0 8px}
.course-hero .eyebrow{margin-bottom:10px;display:inline-block}
.course-hero h1{font-size:clamp(32px,6vw,50px);font-weight:700;margin:0 0 8px}
.course-hero p{color:var(--muted);max-width:56ch;margin:0}
.video-slot{position:relative;aspect-ratio:16/9;min-height:200px;margin:22px 0 6px;
  border:1.5px dashed var(--line);border-radius:var(--radius);overflow:hidden;
  background:radial-gradient(600px 300px at 50% 40%,rgba(99,224,192,.08),transparent 70%),var(--panel)}
.vs-inner{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:20px;gap:6px}
.vs-play{width:60px;height:60px;border-radius:50%;background:rgba(99,224,192,.12);
  border:1px solid var(--line);display:flex;align-items:center;justify-content:center;margin-bottom:8px}
.vs-title{font-family:"Space Grotesk",sans-serif;font-weight:600;font-size:19px;color:#fff}
.vs-sub{font-size:14px;color:var(--muted);max-width:42ch}
.vs-embed{position:absolute;inset:0}
.vs-embed iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

/* ---------- practice content ---------- */
.readw{max-width:var(--readw);margin:0 auto}
.intro-line{color:var(--muted);font-size:16px;margin:14px 0 0}
.kit{margin-top:16px;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);overflow:hidden}
.kit .krow{display:flex;align-items:center;gap:13px;padding:14px 16px;border-bottom:1px solid var(--line-soft)}
.kit .krow:last-child{border-bottom:none}
.kit .kn{flex:0 0 auto;width:30px;height:30px;border-radius:50%;background:linear-gradient(135deg,var(--mint),var(--teal));
  color:#06141A;font-weight:700;display:flex;align-items:center;justify-content:center}
.kit .kt{flex:1}
.kit .kt b{font-weight:600}
.kit .kt span{display:block;font-size:13.5px;color:var(--muted)}
.kit .tag{flex:0 0 auto;font-size:11.5px;font-weight:600;padding:4px 10px;border-radius:999px;
  background:rgba(99,224,192,.1);color:var(--mint);border:1px solid var(--line);white-space:nowrap}

.toolsec{margin-top:38px;padding-top:26px;border-top:1px solid var(--line)}
.toolsec .sec-k{font-size:12.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--mint);font-weight:600}
.toolsec .ahead{display:flex;align-items:baseline;gap:11px;flex-wrap:wrap;margin:6px 0 6px}
.toolsec .ahead h3{font-size:clamp(20px,5vw,26px);font-weight:700;color:#fff;margin:0}
.toolsec .ahead .tag{font-size:12px;color:var(--muted)}
.toolsec .applead{color:var(--muted);font-size:15.5px;margin:0 0 16px}

.example{border:1px solid var(--line);border-left:3px solid var(--mint);background:var(--panel-2);
  border-radius:14px;padding:16px 18px;margin:0 0 18px}
.example .cap{font-size:14.5px;margin:0 0 12px}
.example .cap b{color:#fff}
.kv{font-size:14.5px;margin:3px 0}
.kv b{color:var(--muted);font-weight:600}
.kv .act,.kv.act{color:var(--gold)}
.sms{display:flex;flex-direction:column;gap:8px;margin-top:4px}
.bub{max-width:88%;padding:9px 13px;font-size:13.5px;line-height:1.45;border-radius:14px}
.bub.in{align-self:flex-start;background:rgba(99,224,192,.1);color:#dff6ee;border-bottom-left-radius:5px}
.bub.out{align-self:flex-end;background:linear-gradient(135deg,var(--mint-2),var(--teal));color:#06141A;font-weight:500;border-bottom-right-radius:5px}
.wxrow{display:flex;gap:6px;margin:4px 0 10px}
.wxrow .d{flex:1;text-align:center;background:rgba(255,255,255,.03);border:1px solid var(--line-soft);border-radius:9px;padding:8px 2px}
.wxrow .d .dn{font-size:11px;color:var(--muted)}
.wxrow .d .rn{font-size:14px;font-weight:700;color:var(--mint);margin-top:3px}
.wxrow .d.hi{background:rgba(99,224,192,.12);border-color:rgba(99,224,192,.4)}

.steps{display:flex;flex-direction:column;gap:11px}
.step{display:flex;gap:13px;border:1px solid var(--line);background:var(--panel);border-radius:14px;padding:14px 15px}
.step .disc{flex:0 0 auto;width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,var(--mint),var(--teal));
  color:#06141A;font-weight:700;display:flex;align-items:center;justify-content:center;margin-top:1px}
.step h4{margin:0 0 3px;font-size:16.5px;font-weight:600;color:#fff}
.step p{margin:0;font-size:14.5px;color:var(--muted)}
.step code{background:rgba(99,224,192,.12);color:var(--mint);font-weight:600;padding:1px 7px;border-radius:6px;font-family:inherit}

.faqlead{font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:600;margin:18px 0 8px}
details{border:1px solid var(--line);border-radius:12px;background:var(--panel);margin:0 0 9px;overflow:hidden}
summary{list-style:none;cursor:pointer;padding:13px 15px;font-weight:600;font-size:15px;color:var(--ink);
  display:flex;justify-content:space-between;align-items:center;gap:12px}
summary::-webkit-details-marker{display:none}
summary .chev{flex:0 0 auto;width:22px;height:22px;border-radius:50%;background:rgba(99,224,192,.12);color:var(--mint);
  display:flex;align-items:center;justify-content:center;font-weight:700;transition:.2s}
details[open] summary .chev{transform:rotate(45deg)}
details .ans{padding:0 15px 14px;font-size:14.5px;color:var(--muted);margin:0}
details .ans strong{color:var(--mint);font-weight:600}

.ready{margin-top:36px;border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(180deg,rgba(99,224,192,.08),rgba(99,224,192,.02));padding:22px}
.ready h3{margin:0 0 4px;font-size:21px;color:#fff}
.ready .note{color:var(--muted);font-size:14.5px;margin:0 0 14px}
.check{display:flex;align-items:flex-start;gap:12px;border:1px solid var(--line);background:rgba(255,255,255,.02);
  border-radius:11px;padding:12px 14px;margin-bottom:9px;cursor:pointer}
.check input{position:absolute;opacity:0;width:0;height:0}
.check .box{flex:0 0 auto;width:24px;height:24px;border-radius:7px;border:2px solid var(--mint);
  display:flex;align-items:center;justify-content:center;margin-top:1px;transition:.15s}
.check .box svg{width:15px;height:15px;opacity:0;transition:.15s}
.check input:checked + .box{background:var(--mint);border-color:var(--mint)}
.check input:checked + .box svg{opacity:1}
.check .t{font-size:15px;color:var(--ink)}
.check .t small{display:block;color:var(--muted);font-size:12.5px;margin-top:1px}
.check input:focus-visible + .box{outline:3px solid #fff;outline-offset:2px}

.callout{border:1px solid var(--line);border-radius:14px;background:var(--panel);padding:16px 18px;margin-top:18px}
.callout b{color:#fff}
.preview-list{display:flex;flex-direction:column;gap:10px;margin-top:16px}
.preview-list .pl{display:flex;gap:12px;align-items:flex-start;border:1px solid var(--line);border-radius:12px;background:var(--panel);padding:13px 15px}
.preview-list .pl .d{flex:0 0 auto;width:9px;height:9px;border-radius:2px;background:var(--mint);transform:rotate(45deg);margin-top:7px}
.preview-list .pl b{color:#fff;font-size:15.5px}
.preview-list .pl span{display:block;color:var(--muted);font-size:14px}

/* ---------- footer ---------- */
.site-foot{margin-top:60px;border-top:1px solid var(--line);background:rgba(6,18,24,.6)}
.foot-inner{display:grid;grid-template-columns:2fr 1fr 1fr;gap:26px;padding:40px 22px 26px}
.foot-brand{font-family:"Space Grotesk",sans-serif;font-weight:700;font-size:18px;color:#fff}
.foot-inner p{color:var(--muted);font-size:14.5px;max-width:40ch;margin:8px 0 0}
.foot-col{display:flex;flex-direction:column;gap:7px}
.foot-h{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--mint);font-weight:600;margin-bottom:2px}
.foot-col a{color:var(--muted);font-size:14.5px}
.foot-col a:hover{color:var(--ink)}
.foot-base{border-top:1px solid var(--line-soft);padding:16px 22px;color:var(--muted);font-size:13px}

/* ---------- responsive ---------- */
@media (max-width:820px){
  .foot-inner{grid-template-columns:1fr 1fr}
  .facts{grid-template-columns:1fr}
}
@media (max-width:640px){
  body{font-size:16px}
  .section{padding:40px 0}
  .courses{grid-template-columns:1fr}
  .prereq .grid{grid-template-columns:1fr}
  .foot-inner{grid-template-columns:1fr}
  .head-inner{min-height:56px}
  .site-nav{width:100%;order:3;padding-bottom:6px;flex-wrap:wrap;overflow-x:visible;justify-content:flex-start;row-gap:4px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* ---------- hero sub-brand (division line) ---------- */
.hero .subbrand{font-size:clamp(14px,1.9vw,16.5px);color:var(--muted);font-weight:500;margin:0 0 16px;letter-spacing:.01em}
.hero .subbrand b{color:var(--mint);font-weight:600}

/* ---------- business pillars ---------- */
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:8px}
.pillar{border:1px solid var(--line);background:linear-gradient(180deg,var(--panel),rgba(12,34,41,.5));
  border-radius:var(--radius);padding:22px}
.pillar .pi{width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(99,224,192,.1);border:1px solid var(--line);margin-bottom:13px}
.pillar h3{font-size:19px;font-weight:700;color:#fff;margin:0 0 6px}
.pillar p{font-size:14.5px;color:var(--muted);margin:0}

/* ---------- sector chips ---------- */
.sectors{display:flex;flex-wrap:wrap;gap:9px;margin-top:22px}
.sectors .sx{display:inline-flex;align-items:center;gap:9px;font-size:14px;font-weight:500;
  padding:8px 15px;border-radius:999px;border:1px solid var(--line);background:rgba(122,222,200,.05);color:var(--ink)}
.sectors .sx i{width:8px;height:8px;border-radius:2px;background:var(--mint);transform:rotate(45deg);display:inline-block}

@media (max-width:820px){ .pillars{grid-template-columns:1fr} }


/* ---------- cross-device hardening (all screens) ---------- */
body{overflow-x:hidden}                    /* no accidental sideways scroll on phones */
img,svg{max-width:100%;height:auto}         /* media never overflows its container */
iframe,video{max-width:100%}
.foot-col a,.section a{overflow-wrap:anywhere}   /* long email/URLs wrap on tiny screens */
.site-nav{scrollbar-width:none;-ms-overflow-style:none}
.site-nav::-webkit-scrollbar{display:none}  /* clean scrolling nav on mobile */

@media (max-width:640px){
  body{background-attachment:scroll}        /* smoother scrolling on iOS Safari */
  .hero .cta-row{flex-direction:column;align-items:stretch}
  .hero .cta-row .btn{justify-content:center}   /* full-width, tappable CTAs on phones */
  .head-inner{flex-wrap:wrap}
}
@media (min-width:1600px){
  :root{--maxw:1180px}                       /* a little more room on very large desktops */
}