/* Shell: header, nav, buttons, sticky CTA, footer, byline */

/* ---- buttons ---- */
.lk-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  font:inherit;font-weight:var(--font-weight-7);font-size:.95rem;line-height:1;
  padding:.85em 1.15em;border-radius:var(--radius-2);border:var(--border-size-1) solid transparent;
  cursor:pointer;text-decoration:none;white-space:nowrap;min-height:44px;
  transition:filter .2s var(--ease-2),transform .2s var(--ease-2);
}
.lk-btn--gold{background:linear-gradient(180deg,var(--lk-gold),var(--lk-gold-deep));color:var(--lk-on-gold);border-color:var(--lk-gold)}
.lk-btn--ghost{background:transparent;color:var(--lk-ink);border-color:var(--lk-line)}
.lk-btn--navy{background:var(--lk-navy);color:#fff;border-color:var(--lk-blue)}
.lk-btn--sm{padding:.6em .8em;font-size:.82rem;min-height:36px}
.lk-btn--wide{width:100%}
@media (min-width:1024px){
  .lk-btn--gold:hover{filter:brightness(1.08)}
  .lk-btn--ghost:hover{border-color:var(--lk-gold);color:var(--lk-gold)}
  .lk-btn--navy:hover{filter:brightness(1.18)}
}
/* brand CTA: interval shine, 5s cycle */
.lk-btn--pulse{position:relative;overflow:hidden}
.lk-btn--pulse::after{
  content:"";position:absolute;top:0;bottom:0;width:38%;left:0;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.55),transparent);
  transform:translateX(-160%);animation:lk-shine 5s var(--ease-out-3) infinite;
}
@keyframes lk-shine{0%{transform:translateX(-160%)}14%{transform:translateX(320%)}100%{transform:translateX(320%)}}
@media (prefers-reduced-motion:reduce){.lk-btn--pulse::after{animation:none;display:none}}
.lk-btn .lk-short{display:none}
@media (max-width:459px){
  .lk-btn .lk-full{display:none}
  .lk-btn .lk-short{display:inline}
}

/* ---- header ---- */
.lk-head{position:sticky;top:0;z-index:var(--layer-5);background:rgba(8,9,11,.94);border-bottom:var(--border-size-1) solid var(--lk-line-soft)}
@supports (backdrop-filter:blur(10px)){.lk-head{backdrop-filter:blur(10px)}}
.lk-head__row{display:flex;align-items:center;gap:var(--size-2);min-height:64px}
.lk-logo{display:inline-flex;align-items:center;flex:none;text-decoration:none}
.lk-logo img{height:24px;width:auto}
.lk-nav{flex:1 1 auto;min-width:0;display:none;gap:var(--size-1);margin-inline:var(--size-3)}
.lk-nav a{color:var(--lk-muted);text-decoration:none;font-size:.9rem;padding:.5em .6em;border-radius:var(--radius-2);white-space:nowrap;flex:none}
.lk-nav a[aria-current="page"]{color:var(--lk-gold)}
.lk-head__cta{margin-left:auto;display:flex;align-items:center;gap:var(--size-2)}
.lk-burger{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;flex:none;
  background:transparent;border:var(--border-size-1) solid var(--lk-line);border-radius:var(--radius-2);color:var(--lk-ink);cursor:pointer}
.lk-head__cta .lk-btn{height:40px;min-height:40px}
.lk-drawer{display:none;background:var(--lk-surface-2);border-top:var(--border-size-1) solid var(--lk-line);box-shadow:var(--shadow-4)}
.lk-drawer.is-open{display:block}
.lk-drawer ul{list-style:none;margin:0;padding:var(--size-2) 0}
.lk-drawer a{display:flex;align-items:center;gap:.6em;padding:.75em var(--lk-gut);color:var(--lk-ink);text-decoration:none}
@media (min-width:1024px){
  .lk-nav{display:flex}
  .lk-burger{display:none}
}

/* ---- sticky CTA (bottom bar, after hero) ---- */
.lk-dock{
  position:fixed;left:0;right:0;bottom:0;z-index:var(--layer-4);
  background:rgba(18,19,25,.97);border-top:var(--border-size-1) solid var(--lk-line);
  padding:.55rem var(--lk-gut);display:flex;align-items:center;gap:var(--size-2);
  transform:translateY(110%);transition:transform .28s var(--ease-3);
}
.lk-dock.is-on{transform:none}
.lk-dock__x{flex:none;display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;padding:0;
  background:transparent;border:var(--border-size-1) solid var(--lk-line);border-radius:var(--radius-round);color:var(--lk-muted);cursor:pointer}
@media (min-width:1024px){.lk-dock__x:hover{color:var(--lk-gold);border-color:var(--lk-gold)}}
.lk-dock__txt{flex:1 1 auto;min-width:0;font-size:.8rem;color:var(--lk-muted);display:none}
.lk-dock .lk-btn{flex:1 1 0;min-width:0;padding-inline:.6em;font-size:.88rem}
@media (min-width:768px){
  .lk-dock{justify-content:flex-end}
  .lk-dock__x{order:9}
  .lk-dock__txt{display:block}
  .lk-dock .lk-btn{flex:none}
}

/* ---- back to top ---- */
.lk-top{position:fixed;right:var(--lk-gut);bottom:var(--size-4);z-index:var(--layer-4);width:44px;height:44px;
  display:grid;place-items:center;border-radius:var(--radius-round);cursor:pointer;
  background:var(--lk-surface-2);color:var(--lk-gold);border:var(--border-size-1) solid var(--lk-gold-deep);box-shadow:var(--shadow-4);
  opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .2s,transform .2s,visibility .2s,bottom .28s var(--ease-3)}
.lk-top.is-on{opacity:1;visibility:visible;transform:none}
body.has-dock .lk-top{bottom:76px}
body.has-dock .lk-foot{padding-bottom:calc(var(--size-9) + 56px)}

/* ---- footer ---- */
.lk-foot{margin-top:auto;background:var(--lk-surface);border-top:var(--border-size-1) solid var(--lk-line);padding-block:var(--size-8) var(--size-9)}
.lk-foot__grid{display:grid;gap:var(--size-6);grid-template-columns:1fr}
@media (min-width:640px){.lk-foot__grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:960px){.lk-foot__grid{grid-template-columns:1.4fr 1fr 1.2fr}}
.lk-foot h3{font-size:var(--font-size-0);text-transform:uppercase;letter-spacing:var(--font-letterspacing-3);color:var(--lk-muted);margin-bottom:var(--size-3)}
.lk-foot ul{list-style:none;margin:0;padding:0}
.lk-foot li{display:flex;gap:.55em;align-items:flex-start;color:var(--lk-muted);font-size:.88rem;margin-bottom:var(--size-2)}
.lk-foot li>.i{margin-top:.3em}
.lk-foot a{color:var(--lk-muted)}
.lk-foot__brand{font-weight:var(--font-weight-7);font-size:var(--font-size-3);color:var(--lk-gold);text-decoration:none;display:inline-block;margin-bottom:var(--size-3)}
.lk-badges{display:flex;flex-wrap:wrap;gap:var(--size-3) var(--size-5);padding-block:var(--size-5);margin-block:var(--size-6);
  border-top:var(--border-size-1) solid var(--lk-line-soft);border-bottom:var(--border-size-1) solid var(--lk-line-soft)}
.lk-badges span{display:inline-flex;align-items:center;gap:.5em;font-size:var(--font-size-0);color:var(--lk-muted)}
.lk-rg{display:flex;gap:.7em;align-items:flex-start;padding:var(--size-4);border-radius:var(--radius-2);
  background:rgba(235,209,151,.07);border:var(--border-size-1) solid rgba(235,209,151,.25);font-size:.88rem;color:var(--lk-muted)}
.lk-rg strong{color:var(--lk-gold)}
.lk-disc{margin-top:var(--size-5);font-size:var(--font-size-0);color:var(--lk-muted);line-height:var(--font-lineheight-3)}
.lk-copy{display:flex;flex-wrap:wrap;gap:var(--size-3);justify-content:space-between;margin-top:var(--size-5);
  padding-top:var(--size-4);padding-bottom:var(--size-3);border-top:var(--border-size-1) solid var(--lk-line-soft);font-size:var(--font-size-0);color:var(--lk-muted)}

/* ---- author byline card (bottom of page), compact ---- */
.lk-byline{display:flex;gap:var(--size-3);align-items:flex-start;background:var(--lk-surface-2);
  border:var(--border-size-1) solid var(--lk-line);border-radius:var(--radius-2);padding:.75rem var(--size-3)}
.lk-byline__ava{width:34px;height:34px;flex:none;border-radius:var(--radius-round);display:grid;place-items:center;
  background:linear-gradient(140deg,var(--lk-gold),var(--lk-gold-deep));color:var(--lk-on-gold)}
.lk-byline__ava .i{width:18px;height:18px}
.lk-byline h3{font-size:.95rem;margin-bottom:.1rem}
.lk-byline .lk-byline__meta{font-size:.7rem;color:var(--lk-muted);margin-bottom:.35rem;line-height:1.4}
.lk-byline p{font-size:.8rem;line-height:1.45;margin-bottom:0}
.lk-byline__nums{display:flex;flex-wrap:wrap;gap:.1rem var(--size-4);margin-top:.3rem;line-height:1.3}
.lk-byline__nums div{display:flex;align-items:baseline;gap:.35em}
.lk-byline__nums b{color:var(--lk-gold);font-size:.9rem;line-height:1.3}
.lk-byline__nums span{font-size:.7rem;color:var(--lk-muted)}