/* IZIMIZI — design system */

@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Inter:wght@400;500;600&display=swap');

:root{
  --bg:#111014;
  --bg-soft:#151419;
  --panel:#1b1a20;
  --panel-2:#201f26;
  --line:#2a2930;
  --text:#f3f1ec;
  --text-dim:#98959f;
  --text-faint:#67646d;
  --lime:#d9ff55;
  --lime-dim:#aecf49;
  --lime-ink:#14150f;
  --danger:#e2694f;
  --ok:#8fd06a;
  --radius:14px;
  --radius-sm:8px;
  --wrap:1180px;
  --serif-line:1.15;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
html,body{margin:0;padding:0}
body{
  background:var(--bg);
  color:var(--text);
  font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;
  font-size:17px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3,h4{
  font-family:'Manrope',sans-serif;
  font-weight:700;
  letter-spacing:-0.02em;
  line-height:1.05;
  margin:0 0 .5em;
}
p{margin:0 0 1.1em}
ul,ol{margin:0 0 1.1em;padding-left:1.3em}
li{margin-bottom:.4em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 28px}
@media(max-width:640px){.wrap{padding:0 20px}}

/* focus visibility */
a:focus-visible,button:focus-visible,summary:focus-visible{
  outline:2px solid var(--lime);
  outline-offset:3px;
}
@media (prefers-reduced-motion: reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;}
}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(17,16,20,.86);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.site-header .wrap{
  display:flex;align-items:center;justify-content:space-between;
  height:74px;
}
.logo-mark{height:22px;width:auto}
.site-nav{display:flex;gap:28px;align-items:center}
.site-nav a{
  color:var(--text-dim);text-decoration:none;font-size:15px;font-weight:500;
  transition:color .15s;
}
.site-nav a:hover{color:var(--text)}
.nav-cta{
  background:var(--lime);color:var(--lime-ink);
  padding:10px 20px;border-radius:999px;font-weight:700;font-size:14.5px;
  text-decoration:none;white-space:nowrap;
}
.nav-cta:hover{background:var(--lime-dim)}
@media(max-width:720px){
  .site-nav a:not(.nav-cta){display:none}
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:15px 28px;border-radius:999px;
  font-family:'Manrope',sans-serif;font-weight:700;font-size:16px;
  text-decoration:none;border:1px solid transparent;cursor:pointer;
  transition:transform .15s ease, background .15s ease, border-color .15s;
}
.btn:hover{transform:translateY(-1px)}
.btn-lime{background:var(--lime);color:var(--lime-ink)}
.btn-lime:hover{background:#e8ff85}
.btn-ghost{border-color:var(--line);color:var(--text)}
.btn-ghost:hover{border-color:var(--text-dim)}
.btn-row{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;
  padding:64px 0 40px;
  border-bottom:1px solid var(--line);
}
.hero-grid{
  display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;
}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr;gap:8px}}
.eyebrow{
  color:var(--lime);font-weight:600;font-size:14px;margin-bottom:18px;
  display:flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--lime)}
.hero h1{
  font-size:clamp(34px,4.6vw,58px);
  max-width:15ch;
}
.hero .sub{
  color:var(--text-dim);font-size:19px;max-width:46ch;margin-bottom:32px;
}
.hero-art{
  position:relative;display:flex;justify-content:center;align-items:center;
  min-height:420px;
}
.hero-art::before{
  content:"";position:absolute;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle, rgba(217,255,85,.20) 0%, rgba(217,255,85,0) 68%);
  filter:blur(2px);
}
.hero-art img{position:relative;max-height:480px;width:auto;filter:drop-shadow(0 30px 40px rgba(0,0,0,.55))}
@media(max-width:900px){
  .hero-art{min-height:300px;order:-1}
  .hero-art img{max-height:320px}
  .hero-art::before{width:280px;height:280px}
}

/* ---------- section rhythm ---------- */
section{padding:84px 0}
@media(max-width:640px){section{padding:56px 0}}
.section-alt{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.kicker{
  color:var(--text-faint);font-size:13.5px;font-weight:600;letter-spacing:.02em;
  margin-bottom:14px;
}
.section-head{max-width:640px;margin-bottom:48px}
.section-head h2{font-size:clamp(26px,3.4vw,40px)}
.section-head p{color:var(--text-dim);font-size:17.5px}

/* ---------- steps (real sequence => numbered) ---------- */
.steps{display:grid;gap:0}
.step{
  display:grid;grid-template-columns:64px 1fr;gap:24px;
  padding:30px 0;border-top:1px solid var(--line);
}
.step:last-child{border-bottom:1px solid var(--line)}
.step-num{
  font-family:'Manrope',sans-serif;font-weight:800;font-size:20px;color:var(--lime);
  line-height:1.6;
}
.step h3{font-size:21px;margin-bottom:8px}
.step p{color:var(--text-dim);margin-bottom:0}
@media(max-width:600px){
  .step{grid-template-columns:40px 1fr;gap:14px}
}

/* ---------- two-col text block ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
@media(max-width:820px){.split{grid-template-columns:1fr;gap:28px}}
.split img{border-radius:var(--radius)}

/* ---------- callout / warning ---------- */
.callout{
  border-left:3px solid var(--lime);background:var(--panel);
  padding:20px 24px;border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  margin:28px 0;color:var(--text-dim);font-size:15.5px;
}
.callout strong{color:var(--text)}
.callout.warn{border-left-color:var(--danger)}

/* ---------- spec grid ---------- */
.spec-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;
}
.spec-cell{background:var(--panel);padding:28px 24px}
.spec-cell .val{font-family:'Manrope',sans-serif;font-weight:800;font-size:28px;margin-bottom:4px}
.spec-cell .lbl{color:var(--text-dim);font-size:14px}
@media(max-width:820px){.spec-grid{grid-template-columns:repeat(2,1fr)}}

/* ---------- kit list ---------- */
.kit-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:center}
@media(max-width:860px){.kit-wrap{grid-template-columns:1fr}}
.kit-list{list-style:none;padding:0;margin:0}
.kit-list li{
  display:flex;gap:14px;padding:16px 0;border-top:1px solid var(--line);
  color:var(--text-dim);
}
.kit-list li:last-child{border-bottom:1px solid var(--line)}
.kit-list li .dot{color:var(--lime);flex-shrink:0}
.kit-list li b{color:var(--text);font-weight:600}
.badge{
  display:inline-block;background:var(--lime);color:var(--lime-ink);
  font-weight:700;font-size:13px;padding:5px 12px;border-radius:999px;margin-bottom:18px;
}

/* ---------- faq ---------- */
.faq{max-width:820px}
.faq details{
  border-top:1px solid var(--line);padding:22px 0;
}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{
  cursor:pointer;list-style:none;font-family:'Manrope',sans-serif;font-weight:700;
  font-size:18px;display:flex;justify-content:space-between;gap:20px;align-items:center;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";color:var(--lime);font-size:24px;font-weight:400;flex-shrink:0;
  transition:transform .2s;
}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .a{color:var(--text-dim);margin-top:14px;font-size:16px}

/* ---------- final cta ---------- */
.final-cta{
  background:linear-gradient(180deg,var(--panel),var(--bg-soft));
  border:1px solid var(--line);border-radius:24px;
  padding:64px 48px;text-align:center;
}
.final-cta h2{font-size:clamp(28px,3.6vw,42px);max-width:18ch;margin:0 auto 14px}
.final-cta p{color:var(--text-dim);max-width:48ch;margin:0 auto 32px}
@media(max-width:640px){.final-cta{padding:44px 24px}}

/* ---------- article cards on home ---------- */
.article-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
@media(max-width:760px){.article-grid{grid-template-columns:1fr}}
.article-card{
  border:1px solid var(--line);border-radius:var(--radius);padding:28px;
  text-decoration:none;color:var(--text);background:var(--panel);
  transition:border-color .15s, transform .15s;
  display:flex;flex-direction:column;
}
.article-card:hover{border-color:var(--text-faint);transform:translateY(-2px)}
.article-card .tag{color:var(--lime);font-size:13px;font-weight:600;margin-bottom:12px}
.article-card h3{font-size:21px;margin-bottom:10px}
.article-card p{color:var(--text-dim);font-size:15px;margin-bottom:0}
.article-card .go{margin-top:auto;padding-top:18px;color:var(--text-faint);font-size:14px}

/* ---------- article page layout ---------- */
.article-hero{padding:52px 0 8px}
.breadcrumbs{color:var(--text-faint);font-size:14px;margin-bottom:22px}
.breadcrumbs a{color:var(--text-faint);text-decoration:none}
.breadcrumbs a:hover{color:var(--text-dim)}
.article-hero h1{font-size:clamp(30px,4.4vw,46px);max-width:22ch}
.article-meta{color:var(--text-faint);font-size:14px;margin-top:10px}
.article-body{max-width:720px}
.article-body h2{font-size:26px;margin-top:1.6em}
.article-body h3{font-size:20px;margin-top:1.3em}
.lede{font-size:19px;color:var(--text-dim)}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line);padding:56px 0 40px}
.footer-grid{display:flex;justify-content:space-between;gap:32px;flex-wrap:wrap}
.footer-col a{display:block;color:var(--text-dim);text-decoration:none;font-size:14.5px;margin-bottom:10px}
.footer-col a:hover{color:var(--text)}
.footer-col h4{font-size:13px;color:var(--text-faint);text-transform:none;margin-bottom:14px;font-weight:600}
.footer-note{color:var(--text-faint);font-size:13px;margin-top:40px;border-top:1px solid var(--line);padding-top:24px}
.footer-logo{height:16px;opacity:.7;margin-bottom:16px}

/* utility */
.mt-0{margin-top:0}
.center{text-align:center}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}