/* =============================================================================
   KigaliMovingSale.com, "Study4 WhatsApp Gateway" design system.
   Warm cream paper, forest green, mint + clay accents, Manrope, animated pulse dot
   as the community/WhatsApp cue. Calm, practical, mobile-first, class-based.
   A curated WhatsApp group access page, NOT a marketplace.
   ============================================================================= */
:root{
  --bg:#FBFAF6; --surface:#ffffff; --panel:#F4F6F0;
  --green:#2E7A55; --green-dark:#1F5C3E; --green-deep:#1F4433;
  --mint:#E4F0E6; --mint-2:#D2E5D6; --mint-border:#DCE6DC; --mint-ink:#4A6B55;
  --clay:#B85C3E; --clay-border:#EBD8CE;
  --ink:#23262A; --muted:#6A6E73; --muted-2:#4E5257; --faint:#9BA096;
  --line:#EAE7DE; --line-2:#E3E0D6;
  --sans:'Manrope',system-ui,-apple-system,Helvetica,Arial,sans-serif; --mono:ui-monospace,Menlo,monospace;
  --maxw:1120px; --pad:clamp(18px,4vw,40px);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.6;
  -webkit-font-smoothing:antialiased;text-wrap:pretty;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:var(--green);text-decoration:none;transition:color .15s ease}
a:hover{color:var(--green-dark)}
h1,h2,h3{margin:0;font-weight:700;letter-spacing:-.02em;line-height:1.12;color:var(--ink)}
p{margin:0}
::selection{background:var(--mint);color:var(--green-deep)}
:focus-visible{outline:2px solid var(--green);outline-offset:2px}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--pad)}

/* ---- pulse dot (community / WhatsApp activity cue) ---- */
@keyframes pulseDot{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.82)}}
.dot{width:9px;height:9px;border-radius:50%;background:var(--green);flex:none;display:inline-block}
.dot.pulse{animation:pulseDot 2.4s ease-in-out infinite}
.dot.sm{width:7px;height:7px}
.dot.light{background:#A9E3BF;animation:none}

/* ---- buttons ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;cursor:pointer;font-family:var(--sans);
  font-weight:600;font-size:15px;line-height:1;padding:13px 18px;border-radius:11px;border:1px solid transparent;
  white-space:nowrap;text-align:center;min-height:44px;transition:background .15s,color .15s,border-color .15s}
.btn-green{background:var(--green);color:#fff}
.btn-green:hover{background:var(--green-dark);color:#fff}
.btn-sell{background:var(--surface);color:var(--clay);border-color:var(--clay-border)}
.btn-sell:hover{background:#fff;color:var(--clay);border-color:var(--clay)}
.btn-ghost{background:var(--surface);color:var(--muted-2);border-color:var(--line-2)}
.btn-ghost:hover{color:var(--ink);border-color:var(--muted)}
.btn-lg{padding:16px 26px;font-size:16.5px;border-radius:12px;min-height:52px}
.btn-sm{padding:11px 18px;font-size:14.5px;border-radius:10px}
.btn-block{width:100%}
.cta-row{display:flex;gap:12px;flex-wrap:wrap}
.cta-row.center{justify-content:center}

/* ---- header / nav ---- */
.nav{border-bottom:1px solid var(--line);background:var(--bg);position:sticky;top:0;z-index:50}
.nav .bar{display:flex;align-items:center;gap:22px;padding:14px 0;min-height:60px}
.brand{display:flex;align-items:center;gap:9px;margin-right:auto;color:var(--ink)}
.brand:hover{color:var(--ink)}
.brand .name{font-size:16px;font-weight:700;letter-spacing:-.015em;white-space:nowrap}
.nav-links{display:flex;gap:20px;font-size:14.5px;color:var(--muted);font-weight:500}
.nav-links a{color:inherit}
.nav-links a:hover{color:var(--green)}

/* ---- hero ---- */
.hero{background:linear-gradient(var(--panel),var(--bg))}
.hero .in{max-width:780px;margin:0 auto;padding:clamp(34px,6vw,72px) var(--pad) clamp(28px,5vw,48px);text-align:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;background:var(--surface);border:1px solid var(--mint-border);border-radius:999px;padding:7px 14px;font-size:13px;font-weight:600;color:var(--green)}
.hero h1{font-size:clamp(34px,6.4vw,54px);line-height:1.06;letter-spacing:-.035em;margin:18px 0 0}
.hero .lead{font-size:clamp(16px,2.2vw,18.5px);line-height:1.62;color:var(--muted);margin:16px auto 0;max-width:50ch}
.hero .cta-row{justify-content:center;margin-top:26px}

/* ---- chat illustration ---- */
.chat{margin:40px auto 0;display:grid;gap:10px;text-align:left;max-width:480px}
.bubble{background:var(--surface);border:1px solid var(--line);border-radius:16px 16px 16px 5px;padding:13px 16px;font-size:15px;box-shadow:0 2px 8px rgba(40,50,40,.04)}
.bubble.me{background:var(--mint);border-color:var(--mint-2);border-radius:16px 16px 5px 16px;align-self:end;max-width:88%;box-shadow:none}
.chat-cap{font-size:11.5px;color:var(--faint);font-family:var(--mono);text-align:center;margin-top:4px}

/* ---- trust chips ---- */
.trust-chips{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-top:30px}
.tchip{background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:8px 14px;font-size:13px;color:var(--muted-2)}

/* ---- sections ---- */
.section{padding:clamp(38px,6vw,66px) 0}
.section.white{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section.panel{background:var(--panel);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section h2{font-size:clamp(23px,3.2vw,29px);letter-spacing:-.02em;margin:0}
.sec-lead{font-size:16.5px;line-height:1.72;color:var(--muted);margin:0}

/* ---- why (2-col) ---- */
.why{display:grid;grid-template-columns:1fr;gap:clamp(20px,4vw,52px)}
.why h2{font-size:clamp(24px,3.4vw,32px);line-height:1.15;letter-spacing:-.025em}
.why .add{margin-top:14px;font-size:15px;line-height:1.7;color:var(--muted-2)}

/* ---- how ---- */
.how-grid{display:grid;grid-template-columns:1fr;gap:12px;margin-top:22px}
.how-card{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:20px}
.how-card.mint{background:var(--mint);border-color:var(--mint-2)}
.how-card .num{font-size:13px;font-weight:700;color:var(--green)}
.how-card h3{font-size:16.5px;font-weight:600;margin:10px 0 0;letter-spacing:-.01em}
.how-card p{font-size:14px;line-height:1.6;color:var(--muted);margin:6px 0 0}
.how-card.mint p{color:var(--mint-ink)}

/* ---- who it is for + categories ---- */
.two{display:grid;grid-template-columns:1fr;gap:clamp(24px,4vw,44px)}
.who-list{display:grid;gap:8px;margin-top:18px}
.who-item{background:var(--surface);border:1px solid var(--line);border-radius:11px;padding:13px 16px;font-size:15px}
.who-item b{font-weight:700}
.who-item span{color:var(--muted);font-weight:400}
.cat-head{display:flex;flex-wrap:wrap;align-items:baseline;gap:10px}
.cat-head .lbl{font-size:12.5px;color:var(--faint);font-family:var(--mono)}
.cats{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.cat{background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:9px 14px;font-size:14px;color:var(--ink)}
.cat.clay{background:var(--clay);border-color:var(--clay);color:#fff}

/* ---- safety ---- */
.safety-grid{display:grid;grid-template-columns:1fr;gap:10px;margin-top:22px}
.safety-card{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px 16px;font-size:14.5px}
.safety-note{margin-top:20px;font-size:13.5px;line-height:1.7;color:var(--faint);max-width:70ch}

/* ---- faq ---- */
.faq{max-width:800px}
.faq details{border-bottom:1px solid var(--line);padding:15px 0}
.faq summary{cursor:pointer;list-style:none;font-size:16px;font-weight:600;display:flex;justify-content:space-between;gap:16px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary .pl{color:var(--green);font-weight:500;flex:none;transition:transform .2s}
.faq details[open] summary .pl{transform:rotate(45deg)}
.faq .ans{font-size:15px;line-height:1.7;color:var(--muted);margin-top:8px}

/* ---- final CTA ---- */
.final{background:var(--mint);border-top:1px solid var(--mint-2)}
.final .in{max-width:760px;margin:0 auto;padding:clamp(42px,7vw,76px) var(--pad);text-align:center}
.final h2{font-size:clamp(26px,4vw,38px);letter-spacing:-.03em;color:var(--green-deep)}
.final p{font-size:16.5px;line-height:1.6;color:var(--mint-ink);margin:14px auto 0;max-width:46ch}
.final .cta-row{justify-content:center;margin-top:26px}

/* ---- join form ---- */
.join-wrap{max-width:620px;margin:0 auto;padding:clamp(34px,6vw,64px) var(--pad)}
.join-card{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:clamp(20px,4vw,30px);box-shadow:0 12px 34px rgba(40,50,40,.06)}
.join-head{font-size:clamp(21px,3vw,26px);font-weight:700;letter-spacing:-.02em}
.join-sub{font-size:14.5px;color:var(--muted);margin-top:6px}
.lead-form{display:grid;gap:12px;margin-top:20px}
.fg{display:grid;gap:6px;min-width:0}
.fg > label,.field-label{font-size:13px;font-weight:600;color:var(--muted-2)}
.grid2{display:grid;grid-template-columns:1fr;gap:12px}
.fg input,.fg textarea{width:100%;min-width:0;font-family:inherit;font-weight:400;font-size:15px;padding:13px 14px;border:1px solid var(--line-2);border-radius:11px;background:var(--bg);color:var(--ink);min-height:48px}
.fg textarea{min-height:62px;resize:vertical}
.fg .err{display:none;color:#a6432f;font-size:12px}
.fg.invalid input,.fg.invalid textarea{border-color:#c98a7a}
.fg.invalid .err{display:block}
/* pill selector groups */
.pillgroup .field-label{margin-bottom:7px;display:block}
.pills{display:flex;gap:8px;flex-wrap:wrap}
.pill{font-family:inherit;background:var(--bg);border:1px solid var(--line-2);color:var(--muted-2);border-radius:10px;padding:11px 16px;font-size:14.5px;font-weight:500;min-height:44px;display:inline-flex;align-items:center;cursor:pointer;transition:background .15s,border-color .15s,color .15s}
.pill:hover{border-color:var(--green)}
.pill.active{background:var(--mint);border-color:var(--green);color:var(--green-dark);font-weight:600}
.submit-note{text-align:center;font-size:12.5px;color:var(--faint)}
.form-status{display:none;color:#a6432f;font-size:13px}
.form-status.show{display:block}
.form-success{display:none}
.form-success.show{display:block;text-align:center;padding:8px 0}
.form-success .ok{width:46px;height:46px;border-radius:50%;background:var(--green);color:#fff;display:flex;align-items:center;justify-content:center;margin:0 auto 12px}
.form-success h3{font-size:20px;margin:0 0 8px;font-weight:700}
.form-success p{font-size:14.5px;color:var(--muted);line-height:1.65}

/* ---- footer ---- */
.foot{background:var(--bg);border-top:1px solid var(--line)}
.foot .grid{display:grid;grid-template-columns:1fr;gap:24px;padding-top:clamp(28px,5vw,48px);padding-bottom:clamp(24px,4vw,40px)}
.foot-disc{font-size:13.5px;line-height:1.75;color:var(--faint);margin:0;max-width:54ch}
.foot-links{display:grid;gap:7px;font-size:14.5px}
.foot-legal{grid-column:1/-1;border-top:1px solid var(--line);padding-top:18px;font-size:12px;line-height:1.7;color:var(--faint)}
.foot-legal a{color:var(--faint);text-decoration:underline}

/* ---- SEO extension page hero + legal prose ---- */
.seo-hero{background:linear-gradient(var(--panel),var(--bg));border-bottom:1px solid var(--line)}
.seo-hero .in{max-width:760px;margin:0 auto;padding:clamp(34px,6vw,64px) var(--pad) clamp(26px,4vw,40px)}
.crumbs{font-family:var(--mono);font-size:11.5px;color:var(--faint);margin-bottom:14px}
.crumbs a{color:var(--muted)}
.seo-hero h1{font-size:clamp(28px,5vw,44px);line-height:1.08;letter-spacing:-.03em;margin:0 0 14px;max-width:20ch}
.seo-hero p{font-size:clamp(15.5px,2vw,18px);line-height:1.65;color:var(--muted);max-width:60ch;margin:0 0 22px}
.prose{max-width:720px}
.prose h2{font-size:clamp(20px,3vw,26px);margin:26px 0 10px}
.prose p{color:var(--muted-2);margin:0 0 14px;line-height:1.7}
.prose ul{margin:0 0 16px;padding-left:20px}
.prose li{margin-bottom:8px;color:var(--muted-2);line-height:1.6}

/* ---- sticky mobile CTA ---- */
.sticky-cta{position:fixed;left:0;right:0;bottom:0;z-index:40;padding:10px var(--pad);background:rgba(251,250,246,.95);backdrop-filter:blur(10px);border-top:1px solid var(--line)}
body.has-sticky{padding-bottom:76px}

/* ============================ responsive ============================ */
@media(min-width:560px){
  .grid2{grid-template-columns:1fr 1fr}
}
@media(min-width:760px){
  .why{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
  .how-grid{grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
  .two{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
  .safety-grid{grid-template-columns:repeat(auto-fit,minmax(235px,1fr))}
  .foot .grid{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
}
@media(min-width:900px){
  .sticky-cta{display:none}
  body.has-sticky{padding-bottom:0}
}
@media(max-width:719px){
  .nav-links{display:none}
}