:root{
  --blue:#1A4CFF;--blue-dark:#0033CC;--blue-tint:#EDF1FF;
  --mint:#9DD5C8;--mint-deep:#6FB8A6;--mint-text:#3C7A6B;--mint-tint:#EAF6F2;
  --gold:#E8B96B;--gold-text:#966618;--gold-tint:#FBF3E3;
  --ink:#1D1D1F;--ink-soft:#424245;--ink-mute:#6E6E73;--ink-faint:#707076;
  --bg:#FFFFFF;--bg-alt:#F5F5F7;
  --line:#D2D2D7;--line-soft:#E8E8ED;
  --r-md:18px;--r-lg:28px;
  --shadow-sm:0 1px 2px rgba(0,0,0,0.04),0 4px 12px rgba(0,0,0,0.04);
  --shadow-md:0 8px 28px rgba(0,0,0,0.06),0 2px 6px rgba(0,0,0,0.04);
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{font-family:'Inter','SF Pro Display',-apple-system,sans-serif;color:var(--ink);background:var(--bg);line-height:1.55;-webkit-font-smoothing:antialiased;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
button{font-family:inherit;cursor:pointer;}
.container{max-width:1200px;width:100%;margin:0 auto;padding:0 28px;}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:14.5px;font-weight:500;padding:13px 24px;border-radius:980px;transition:all .2s;border:none;text-decoration:none;}
.btn-primary{background:var(--blue);color:#fff;}
.btn-primary:hover{background:var(--blue-dark);transform:translateY(-1px);box-shadow:0 8px 22px -8px rgba(26,76,255,0.5);}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line);}
.btn-ghost:hover{border-color:var(--ink);}
.btn-lg{padding:18px 32px;font-size:16px;}

/* utility bar */
.utility{background:var(--bg-alt);font-size:12px;color:var(--ink-mute);border-bottom:1px solid var(--line-soft);}
.utility-inner{display:flex;justify-content:space-between;align-items:center;padding:8px 0;gap:16px;flex-wrap:wrap;}
.utility a{color:var(--ink-mute);transition:color .2s;}
.utility a:hover{color:var(--blue);}
.utility-right{display:flex;gap:18px;align-items:center;}

/* nav */
nav.main{position:sticky;top:0;z-index:100;background:rgba(255,255,255,0.85);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid var(--line-soft);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:24px;}
.brand{display:inline-flex;align-items:center;}
.brand-img{height:46px;width:auto;display:block;transition:opacity .2s;}
.brand:hover .brand-img{opacity:.82;}
@media (max-width:640px){.brand-img{height:36px;}}
.nav-links{display:flex;gap:28px;align-items:center;}
.nav-links a{font-size:14px;color:var(--ink-soft);font-weight:500;transition:color .2s;}
.nav-links a:hover{color:var(--ink);}
.nav-links a.active{color:var(--blue);}
.nav-cta{display:flex;gap:10px;align-items:center;}
@media (max-width:980px){.nav-links,.utility,.nav-cta .btn-ghost{display:none;}}

/* ===== ARTICLE HERO ===== */
.article-hero{
  padding:60px 0 80px;color:#fff;position:relative;overflow:hidden;
}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size:50px 50px;
  mask-image:radial-gradient(ellipse 70% 70% at 50% 50%, #000 30%, transparent 80%);
  -webkit-mask-image:radial-gradient(ellipse 70% 70% at 50% 50%, #000 30%, transparent 80%);
  pointer-events:none;
}
.article-hero.theme-quickstart{background:radial-gradient(ellipse at 30% 30%, rgba(159,213,200,0.55) 0%, transparent 60%),linear-gradient(135deg, #0a3a3a 0%, #1a4cff 100%);}
.article-hero.theme-leadership{background:radial-gradient(ellipse at 30% 30%, rgba(26,76,255,0.55) 0%, transparent 60%),linear-gradient(135deg, #0a0f1f 0%, #0033cc 100%);}
.article-hero.theme-declare{background:radial-gradient(ellipse at 30% 30%, rgba(232,185,107,0.5) 0%, transparent 60%),linear-gradient(135deg, #1a0a2e 0%, #1a4cff 100%);}
.article-hero.theme-why{background:radial-gradient(ellipse at 30% 30%, rgba(26,76,255,0.5) 0%, transparent 60%),linear-gradient(135deg, #050810 0%, #6fb8a6 200%);}
.article-hero.theme-memory{background:radial-gradient(ellipse at 30% 30%, rgba(159,213,200,0.6) 0%, transparent 60%),linear-gradient(135deg, #0a1f2e 0%, #6fb8a6 130%);}
.article-hero.theme-legacy{background:radial-gradient(ellipse at 30% 30%, rgba(232,185,107,0.5) 0%, transparent 60%),linear-gradient(135deg, #1a0a0a 0%, #a87e2c 130%);}

.article-hero-inner{
  position:relative;z-index:1;max-width:840px;
}
.back-link{
  display:inline-block;font-size:13px;color:rgba(255,255,255,0.78);
  margin-bottom:24px;transition:color .2s;
}
.back-link:hover{color:#fff;}
.article-tag{
  display:inline-block;padding:5px 14px;border-radius:980px;
  background:rgba(255,255,255,0.18);backdrop-filter:blur(10px);
  border:1px solid rgba(255,255,255,0.25);
  font-size:11.5px;font-weight:600;letter-spacing:0.06em;text-transform:uppercase;
  margin-bottom:24px;
}
.article-title{
  font-size:clamp(34px,5vw,56px);font-weight:700;line-height:1.1;letter-spacing:-0.025em;
  margin-bottom:22px;color:#fff;
}
.article-deck{
  font-size:clamp(17px,1.6vw,21px);line-height:1.55;
  color:rgba(255,255,255,0.85);max-width:720px;margin-bottom:36px;
}
.article-meta{
  display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap;
  padding-top:24px;border-top:1px solid rgba(255,255,255,0.18);
}
.author-chip{display:flex;align-items:center;gap:12px;}
.author-avatar{
  width:42px;height:42px;border-radius:50%;
  background:linear-gradient(135deg, #fff, rgba(255,255,255,0.7));
  color:var(--blue-dark);font-weight:600;font-size:14px;
  display:grid;place-items:center;
}
.author-name{font-size:14px;font-weight:600;color:#fff;}
.author-role{font-size:12px;color:rgba(255,255,255,0.65);}
.article-stats{font-size:13px;color:rgba(255,255,255,0.7);}
.article-stats .dot{margin:0 8px;}

/* ===== ARTICLE BODY ===== */
.article-body{
  max-width:760px;
  padding-top:80px;padding-bottom:80px;
}
.article-body p,
.article-body ul,
.article-body ol,
.article-body blockquote,
.article-body h2,
.article-body h3,
.article-body .dave-tip,
.article-body .pull-quote,
.article-body .script,
.article-body .article-cta,
.article-body .checklist{
  margin-bottom:24px;
}
.article-body p{
  font-size:17px;line-height:1.75;color:var(--ink-soft);
}
.article-body p.lead-paragraph{
  font-size:19px;line-height:1.65;color:var(--ink);font-weight:400;
  padding-bottom:14px;border-bottom:1px solid var(--line-soft);margin-bottom:30px;
}
.article-body strong{color:var(--ink);font-weight:600;}
.article-body em{font-style:italic;color:var(--ink);}
.article-body code{
  font-family:ui-monospace,SFMono-Regular,'SF Mono',Menlo,monospace;
  background:var(--bg-alt);padding:2px 8px;border-radius:6px;
  font-size:14.5px;color:var(--ink);
}

.article-body h2{
  font-size:clamp(24px,2.4vw,30px);font-weight:700;letter-spacing:-0.022em;
  color:var(--ink);
  margin-top:48px;margin-bottom:18px;
  scroll-margin-top:80px;
}
.article-body h3{
  font-size:20px;font-weight:600;letter-spacing:-0.018em;
  margin-top:32px;margin-bottom:14px;
}

.article-body ul,
.article-body ol{padding-left:24px;}
.article-body ul li,
.article-body ol li{
  font-size:17px;line-height:1.7;color:var(--ink-soft);margin-bottom:10px;
}
.article-body ul.checklist{list-style:none;padding-left:0;}
.article-body ul.checklist li{
  position:relative;padding-left:38px;
}
.article-body ul.checklist li::before{
  content:"";position:absolute;left:0;top:7px;
  width:22px;height:22px;border-radius:50%;
  background:var(--mint-tint);border:1.5px solid var(--mint);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%236FB8A6' stroke-width='3'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:center;background-size:13px;
}

.dave-tip{
  background:var(--blue-tint);
  border-left:3px solid var(--blue);
  border-radius:0 14px 14px 0;
  padding:20px 24px;
  position:relative;
}
.dave-tip-label{
  font-size:11.5px;font-weight:700;letter-spacing:0.12em;text-transform:uppercase;
  color:var(--blue);margin-bottom:8px;
  display:inline-flex;align-items:center;gap:8px;
}
.dave-tip-label::before{
  content:"💡";font-size:14px;
}
.dave-tip p{font-size:15.5px !important;line-height:1.6 !important;color:var(--ink) !important;margin-bottom:0 !important;font-weight:500;}

.pull-quote{
  font-size:clamp(20px,2.2vw,26px);
  line-height:1.45;font-style:italic;color:var(--ink);
  font-weight:500;letter-spacing:-0.01em;
  text-align:center;
  padding:36px 28px;
  position:relative;
  border-top:1px solid var(--line-soft);
  border-bottom:1px solid var(--line-soft);
}

.script{
  background:var(--bg-alt);
  border-radius:14px;
  padding:24px 28px;
  font-size:16px;line-height:1.6;color:var(--ink);font-style:italic;
  border-left:3px solid var(--mint-deep);
}

.article-cta{
  background:linear-gradient(135deg, var(--blue-tint), var(--mint-tint));
  border-radius:var(--r-md);
  padding:36px;text-align:center;
  margin-top:48px;
}
.article-cta h3{font-size:24px;font-weight:700;letter-spacing:-0.02em;margin-bottom:10px;}
.article-cta p{font-size:15px !important;color:var(--ink-soft) !important;margin-bottom:24px !important;}

/* ===== RELATED ===== */
.related{
  background:var(--bg-alt);padding:64px 0;
  border-top:1px solid var(--line-soft);
}
.related h3{
  font-size:13px;font-weight:600;letter-spacing:0.14em;text-transform:uppercase;
  color:var(--ink-mute);margin-bottom:24px;
}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
@media (max-width:780px){.related-grid{grid-template-columns:1fr;}}

.related-card{
  background:#fff;border:1px solid var(--line-soft);border-radius:14px;
  padding:22px 24px;transition:all .25s;display:block;
}
.related-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm);border-color:var(--blue-tint);}
.related-card .tag{
  display:inline-block;padding:3px 10px;border-radius:980px;
  background:var(--blue-tint);color:var(--blue-dark);
  font-size:10.5px;font-weight:600;letter-spacing:0.04em;text-transform:uppercase;
  margin-bottom:12px;
}
.related-card h4{
  font-size:15px;font-weight:600;letter-spacing:-0.015em;line-height:1.35;color:var(--ink);
}

/* ===== FOOTER ===== */
footer{background:var(--bg-alt);color:var(--ink-soft);padding:80px 0 30px;font-size:14px;border-top:1px solid var(--line-soft);}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:50px;margin-bottom:60px;}
.foot-brand p{font-size:13px;line-height:1.6;color:var(--ink-mute);max-width:320px;margin-top:20px;}
.foot-col h5{font-size:13px;font-weight:600;color:var(--ink);margin-bottom:18px;}
.foot-col a{display:block;color:var(--ink-mute);font-size:13px;padding:5px 0;transition:color .2s;}
.foot-col a:hover{color:var(--blue);}
.foot-bottom{border-top:1px solid var(--line-soft);padding-top:30px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:18px;font-size:12px;color:var(--ink-mute);}
.foot-contact{margin-top:8px;}
.foot-contact strong{color:var(--ink);font-weight:600;}
.foot-contact div{font-size:13px;color:var(--ink-mute);margin-bottom:4px;}
@media (max-width:780px){.foot-grid{grid-template-columns:1fr 1fr;gap:40px;}}
@media (max-width:480px){.foot-grid{grid-template-columns:1fr;}}