/* ============================================================
   nslabs — Footer
   Architectural footer with status grid, link columns, and
   ASCII-style signature ribbon
   ============================================================ */
.ns-footer{
  --ft-accent: var(--accent, #4f7df5);
  --ft-accent-2: var(--accent-2, #22d3a7);
  --ft-bg: var(--bg-deep, #0a0e1a);
  --ft-surface: var(--bg-surface, #111728);
  --ft-elevated: var(--bg-elevated, #161d33);
  --ft-elevated-2: var(--bg-elevated-2, #1a2342);
  --ft-text: var(--text-primary, #e8ecf4);
  --ft-text-2: var(--text-secondary, #8a93ad);
  --ft-text-3: var(--text-dim, #5b6480);
  --ft-border: var(--border, rgba(140,160,220,.10));
  --ft-border-2: var(--border-strong, rgba(140,160,220,.18));

  position: relative;
  padding: 120px 24px 0;
  background:
    radial-gradient(1100px 500px at 50% 0%, rgba(79,125,245,.10), transparent 60%),
    linear-gradient(180deg, #070b15 0%, #050810 100%);
  overflow: hidden;
  isolation: isolate;
  color: var(--ft-text);
}

/* dot field backdrop */
.ns-footer::before{
  content:""; position:absolute; inset:0; pointer-events:none; z-index:0;
  background-image: radial-gradient(rgba(140,160,220,.16) 1px, transparent 1.2px);
  background-size: 32px 32px;
  mask-image: radial-gradient(ellipse at top, black 30%, transparent 80%);
  opacity: .35;
}
/* center vertical seam */
.ns-footer::after{
  content:""; position:absolute; left:50%; top:0; height: 100%; width: 1px;
  background: linear-gradient(180deg, transparent, rgba(79,125,245,.18), transparent);
  pointer-events:none; z-index:0;
}

.ns-footer__wrap{
  position: relative; z-index: 1;
  max-width: 1280px; margin: 0 auto;
}

/* ============ TOP CTA STRIP ============ */
.ft-cta{
  display:grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: center;
  padding: 36px 40px;
  margin-bottom: 90px;
  border-radius: 22px;
  background:
    radial-gradient(600px 200px at 100% 0%, rgba(34,211,167,.14), transparent 60%),
    linear-gradient(135deg, rgba(79,125,245,.12), rgba(34,211,167,.05));
  border: 1px solid rgba(79,125,245,.28);
  position: relative;
  overflow: hidden;
}
.ft-cta::before{
  content:""; position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(140,160,220,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(140,160,220,.05) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(ellipse at top right, black 20%, transparent 70%);
  pointer-events:none;
}
.ft-cta__text{ position:relative; z-index:1; }
.ft-cta__eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-family: ui-monospace, monospace;
  font-size: .68rem; letter-spacing: .22em; text-transform: uppercase;
  color: var(--ft-accent-2); margin-bottom: 10px;
}
.ft-cta__eyebrow .dot{
  width:6px; height:6px; border-radius:50%;
  background: var(--ft-accent-2);
  box-shadow: 0 0 0 4px rgba(34,211,167,.18);
  animation: ftPulse 2s ease-in-out infinite;
}
@keyframes ftPulse{ 50%{ box-shadow: 0 0 0 7px rgba(34,211,167,.04);} }
.ft-cta__text h3{
  margin: 0;
  font-size: clamp(1.4rem, 2.4vw, 2rem);
  font-weight: 640; letter-spacing: -.01em;
  color: var(--ft-text); line-height: 1.2;
}
.ft-cta__text h3 span{
  background: linear-gradient(110deg, var(--ft-accent), var(--ft-accent-2));
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.ft-cta__btn{
  position: relative; z-index:1;
  display:inline-flex; align-items:center; gap: 10px;
  padding: 14px 26px;
  background: linear-gradient(135deg, var(--ft-accent), var(--ft-accent-2));
  color: #fff;
  border-radius: 12px;
  font-weight: 600; font-size: .95rem;
  text-decoration: none;
  box-shadow: 0 12px 30px rgba(79,125,245,.35), inset 0 1px 0 rgba(255,255,255,.18);
  transition: transform .35s cubic-bezier(.2,.8,.2,1), box-shadow .35s;
  white-space: nowrap;
  overflow: hidden;
}
.ft-cta__btn::before{
  content:""; position:absolute; inset:0;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,.25) 50%, transparent 70%);
  transform: translateX(-120%);
  transition: transform .8s ease;
}
.ft-cta__btn:hover{ transform: translateY(-3px); box-shadow: 0 20px 44px rgba(79,125,245,.45); }
.ft-cta__btn:hover::before{ transform: translateX(120%); }
.ft-cta__btn .arrow{ transition: transform .3s; }
.ft-cta__btn:hover .arrow{ transform: translateX(4px); }

/* ============ MAIN GRID ============ */
.ft-grid{
  display:grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 60px;
  padding-bottom: 70px;
  border-bottom: 1px solid var(--ft-border);
}

/* ===== Brand column ===== */
.ft-brand{}
.ft-logo{
  display:inline-flex; align-items:center; gap: 12px;
  font-size: 1.4rem; font-weight: 700; letter-spacing: -.02em;
  color: var(--ft-text);
  text-decoration: none;
}
.ft-logo__mark{
  width: 38px; height: 38px; border-radius: 11px;
  display:grid; place-items:center;
  background: linear-gradient(135deg, var(--ft-accent), var(--ft-accent-2));
  color: #fff;
  font-family: ui-monospace, monospace;
  font-size: .82rem; font-weight: 800; letter-spacing: .02em;
  box-shadow: 0 8px 20px rgba(79,125,245,.4), inset 0 1px 0 rgba(255,255,255,.2);
}
.ft-desc{
  margin: 22px 0 24px;
  color: var(--ft-text-2);
  font-size: .96rem; line-height: 1.7;
  max-width: 380px;
}

/* status card */
.ft-status{
  display:inline-flex; align-items:center; gap: 14px;
  padding: 10px 16px;
  background: linear-gradient(180deg, rgba(34,211,167,.08), rgba(34,211,167,.03));
  border: 1px solid rgba(34,211,167,.30);
  border-radius: 12px;
  margin-bottom: 24px;
}
.ft-status__pulse{
  position:relative;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--ft-accent-2);
  box-shadow: 0 0 0 4px rgba(34,211,167,.16);
}
.ft-status__pulse::after{
  content:""; position:absolute; inset:-2px; border-radius:50%;
  border: 1px solid var(--ft-accent-2);
  animation: ftRing 2s ease-out infinite;
}
@keyframes ftRing{
  0%{ transform: scale(.8); opacity:.9;}
  100%{ transform: scale(2.4); opacity:0;}
}
.ft-status__label{
  font-family: ui-monospace, monospace;
  font-size: .72rem; letter-spacing: .14em; text-transform: uppercase;
  color: var(--ft-text-2);
}
.ft-status__label b{ color: var(--ft-accent-2); font-weight: 600; }

/* socials */
.ft-socials{
  display:flex; gap: 10px;
}
.ft-social{
  width: 38px; height: 38px; border-radius: 10px;
  display:grid; place-items:center;
  color: var(--ft-text-2);
  background: rgba(255,255,255,.03);
  border: 1px solid var(--ft-border-2);
  transition: all .25s ease;
  text-decoration:none;
}
.ft-social svg{ width: 16px; height: 16px; }
.ft-social:hover{
  color: #fff;
  background: linear-gradient(135deg, rgba(79,125,245,.5), rgba(34,211,167,.3));
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(79,125,245,.3);
}

/* ===== Link columns ===== */
.ft-col h4{
  margin: 0 0 22px;
  font-family: ui-monospace, monospace;
  font-size: .7rem; letter-spacing: .22em; text-transform: uppercase;
  color: var(--ft-text-3); font-weight: 600;
  position: relative; padding-bottom: 14px;
}
.ft-col h4::after{
  content:""; position:absolute; left:0; bottom:0;
  width: 24px; height: 2px; border-radius: 2px;
  background: linear-gradient(90deg, var(--ft-accent), var(--ft-accent-2));
}

.ft-col ul{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap: 12px; }
.ft-col a{
  display:inline-flex; align-items:center; gap: 8px;
  color: var(--ft-text-2); text-decoration:none;
  font-size: .95rem;
  transition: color .2s, transform .25s;
  position: relative;
}
.ft-col a::before{
  content: "›";
  opacity: 0;
  margin-left: -6px;
  color: var(--ft-accent-2);
  transition: opacity .25s, margin .25s;
}
.ft-col a:hover{ color: var(--ft-text); transform: translateX(2px); }
.ft-col a:hover::before{ opacity: 1; margin-left: 0; }
.ft-col a .new{
  font-family: ui-monospace, monospace;
  font-size: .58rem; letter-spacing: .14em; text-transform: uppercase;
  color: var(--ft-accent-2);
  background: rgba(34,211,167,.10);
  border: 1px solid rgba(34,211,167,.28);
  padding: 2px 6px; border-radius: 999px;
}

/* ============ MARQUEE / SIGNATURE RIBBON ============ */
.ft-ribbon{
  margin-top: 60px;
  padding: 18px 0;
  border-top: 1px solid var(--ft-border);
  border-bottom: 1px solid var(--ft-border);
  overflow: hidden;
  position: relative;
  -webkit-mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
          mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
}
.ft-ribbon__track{
  display: flex; gap: 40px;
  width: max-content;
  animation: ftMarquee 38s linear infinite;
}
.ft-ribbon__item{
  display:inline-flex; align-items:center; gap: 14px;
  font-family: ui-monospace, monospace;
  font-size: .82rem; letter-spacing: .22em; text-transform: uppercase;
  color: var(--ft-text-3);
  white-space: nowrap;
}
.ft-ribbon__item b{ color: var(--ft-text); font-weight: 600; }
.ft-ribbon__sep{
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--ft-accent);
  box-shadow: 0 0 8px var(--ft-accent);
  flex-shrink: 0;
}
@keyframes ftMarquee{
  0%{ transform: translateX(0); }
  100%{ transform: translateX(-50%); }
}

/* ============ BOTTOM BAR ============ */
.ft-bottom{
  display:flex; align-items:center; justify-content:space-between;
  gap: 24px; flex-wrap: wrap;
  padding: 26px 0 36px;
  font-size: .85rem;
  color: var(--ft-text-3);
}
.ft-bottom__left{
  display:flex; align-items:center; gap: 18px; flex-wrap: wrap;
}
.ft-bottom__left strong{ color: var(--ft-text-2); font-weight: 500; }
.ft-bottom__legal{
  display:flex; gap: 18px;
}
.ft-bottom__legal a{
  color: var(--ft-text-3); text-decoration:none;
  transition: color .2s;
}
.ft-bottom__legal a:hover{ color: var(--ft-text-2); }
.ft-bottom__build{
  font-family: ui-monospace, monospace;
  font-size: .7rem; letter-spacing: .14em;
  color: var(--ft-text-3);
  display:inline-flex; align-items:center; gap: 8px;
}
.ft-bottom__build .live{
  width: 6px; height: 6px; border-radius:50%;
  background: var(--ft-accent-2);
  box-shadow: 0 0 0 3px rgba(34,211,167,.16);
}

/* ============ MEGA WORDMARK ============ */
.ft-wordmark{
  position: relative;
  text-align: center;
  padding: 20px 0 50px;
  pointer-events: none;
  user-select: none;
}
.ft-wordmark span{
  display: block;
  font-family: ui-sans-serif, system-ui, -apple-system, sans-serif;
  font-size: clamp(4rem, 18vw, 14rem);
  font-weight: 800;
  letter-spacing: -.04em;
  line-height: .9;
  background: linear-gradient(180deg, rgba(140,160,220,.12) 0%, rgba(140,160,220,0) 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  -webkit-text-stroke: 1px rgba(140,160,220,.10);
}

/* ============ RESPONSIVE ============ */
@media (max-width: 980px){
  .ft-grid{ grid-template-columns: 1fr 1fr; gap: 50px 40px; }
  .ft-brand{ grid-column: 1 / -1; }
}
@media (max-width: 720px){
  .ns-footer{ padding: 90px 18px 0; }
  .ft-cta{
    grid-template-columns: 1fr;
    padding: 28px 24px;
    margin-bottom: 70px;
    text-align: left;
  }
  .ft-cta__btn{ justify-self: start; }
  .ft-grid{ grid-template-columns: 1fr; gap: 44px; padding-bottom: 50px; }
  .ft-bottom{ flex-direction: column; align-items: flex-start; gap: 14px; padding: 22px 0 28px;}
  .ft-bottom__left{ flex-direction: column; align-items:flex-start; gap: 8px;}
  .ft-wordmark{ padding: 10px 0 30px;}
}