/* =====================================================================
   Sessions · Neural Stacks (/stacks only). Shared tokens from styles.css; classes prefixed ns-.
   Cyan = calm and recovery (Re-Sync, 10 Hz); NIR red = drive and the light finisher (Gamma-Drive, 40 Hz).
   ===================================================================== */
.ns-hero{position:relative;overflow:hidden}
.ns-hero::before{content:"";position:absolute;inset:-30% -10% auto 40%;height:120%;background:radial-gradient(closest-side,rgba(0,196,255,.10),transparent 70%);pointer-events:none}
.ns-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:clamp(32px,5vw,64px);align-items:center;position:relative}
.ns-hero h1{max-width:14ch}
.ns-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.ns-chip{border:1px solid var(--line);border-radius:999px;padding:7px 14px;font-size:.88rem;color:var(--muted)}
.ns-chip b{color:var(--ink);font-weight:600}
.ns-fig{position:relative;margin:0;border-radius:var(--r-lg);overflow:hidden;border:1px solid rgba(0,196,255,.35);box-shadow:0 40px 90px -40px rgba(0,196,255,.35);background:var(--mid)}
.ns-fig picture,.ns-fig img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover;object-position:35% 50%}
.ns-pip{position:absolute;right:16px;bottom:16px;width:150px;background:rgba(6,9,15,.82);border:1px solid rgba(0,196,255,.45);border-radius:14px;padding:10px 12px;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.ns-pip small{display:block;color:var(--muted);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase}
.ns-pip b{display:block;font-size:.95rem;margin-top:2px;font-weight:600}
.ns-pip svg{width:100%;height:40px;display:block;margin-top:6px}

.ns-head{max-width:780px;margin-bottom:clamp(32px,4vw,48px)}
.ns-head .lede{margin-top:18px}
.ns-stacks{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.ns-stk{padding:clamp(22px,3vw,32px);display:flex;flex-direction:column;transition:border-color 500ms var(--ease)}
.ns-stk:hover,.ns-stk:focus-within{border-color:rgba(0,196,255,.55)}
.ns-tag{font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan);margin:0}
.ns-stk h3{font-size:clamp(1.7rem,2.6vw,2.1rem);font-weight:300;margin:8px 0 8px}
.ns-for{color:var(--muted);margin:0}
.ns-spec{margin:20px 0 0}
.ns-spec > div{display:grid;grid-template-columns:150px 1fr;gap:14px;padding:13px 0;border-top:1px solid var(--hair);font-size:.95rem}
.ns-spec dt{color:#7C8AA3}
.ns-spec dd{margin:0}
.ns-spec a{color:var(--cyan);text-decoration:underline;text-decoration-color:rgba(0,196,255,.35);text-underline-offset:3px}
.ns-pacer{margin-top:22px;display:grid;grid-template-columns:120px 1fr;gap:18px;align-items:center;background:rgba(11,15,23,.7);border:1px solid var(--hair);border-radius:16px;padding:14px 16px}
.ns-pacer svg{width:120px;height:120px}
.ns-cue{font-size:1.5rem;font-weight:300;letter-spacing:-.02em}
.ns-sub{color:var(--muted);font-size:.85rem}
.ns-pacer button{margin-top:8px;border:1px solid var(--line);color:var(--ink);border-radius:999px;padding:6px 14px;min-height:36px;font-size:.82rem;transition:border-color 400ms}
.ns-pacer button:hover{border-color:var(--cyan)}
.ns-stk > .btn{margin-top:24px;align-self:flex-start}
.ns-gamma .ns-tag{color:var(--nir-soft)}
.ns-gamma:hover,.ns-gamma:focus-within{border-color:rgba(255,46,77,.6)}
.ns-btn-red{background:linear-gradient(90deg,var(--nir),var(--nir-soft));color:#fff}
.ns-btn-red .ic{color:var(--nir)}
.ns-btn-red:hover{box-shadow:0 0 0 6px rgba(255,46,77,.16),0 10px 40px rgba(255,46,77,.32)}

.ns-gantt{padding:clamp(18px,3vw,28px) clamp(18px,3vw,28px) 22px}
.ns-g-row{display:grid;grid-template-columns:220px 1fr;gap:20px;align-items:center;padding:10px 0}
.ns-g-row + .ns-g-row{border-top:1px solid var(--hair)}
.ns-g-name b{display:block;font-weight:600}
.ns-g-name span{color:#7C8AA3;font-size:.82rem}
.ns-g-track{position:relative;height:34px;border-radius:8px;background:repeating-linear-gradient(90deg,transparent 0 calc(16.6667% - 1px),rgba(255,255,255,.05) calc(16.6667% - 1px) 16.6667%)}
.ns-g-bar{position:absolute;top:5px;bottom:5px;border-radius:6px;background:linear-gradient(90deg,rgba(0,196,255,.85),rgba(0,196,255,.55));box-shadow:0 0 18px rgba(0,196,255,.25);display:flex;align-items:center;padding:0 12px;color:#04121C;font-size:.78rem;font-weight:700;white-space:nowrap;overflow:hidden;transform-origin:left center}
.ns-g-bar.ns-mix{background:linear-gradient(90deg,rgba(0,196,255,.85) 0 50%,rgba(255,46,77,.8) 50% 100%)}
.ns-g-bar.ns-red{background:linear-gradient(90deg,#FF2E4D,#FF6B80);box-shadow:0 0 18px rgba(255,46,77,.3);color:#fff}
.ns-g-axis{display:grid;grid-template-columns:220px 1fr;gap:20px;margin-top:6px}
.ns-g-axis div{position:relative;height:1.3em;color:#7C8AA3;font-size:.78rem}
.ns-g-axis div span{position:absolute;top:0;transform:translateX(-50%);white-space:nowrap}
.ns-g-axis div span:first-child{transform:none}
.ns-g-axis div span:last-child{transform:translateX(-100%)}
/* the bars draw in, left to right, when the timeline scrolls into view */
.ns-gantt.reveal .ns-g-bar{transform:scaleX(0);transition:transform 1.1s var(--ease)}
.ns-gantt.reveal.in .ns-g-bar{transform:scaleX(1)}
.ns-gantt.reveal.in .ns-g-row:nth-child(2) .ns-g-bar{transition-delay:.12s}
.ns-gantt.reveal.in .ns-g-row:nth-child(3) .ns-g-bar{transition-delay:.24s}
.ns-gantt.reveal.in .ns-g-row:nth-child(4) .ns-g-bar{transition-delay:.36s}
.ns-gantt.reveal.in .ns-g-row:nth-child(5) .ns-g-bar{transition-delay:.7s}
.no-js .ns-gantt .ns-g-bar{transform:none}

.ns-layers{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:28px}
.ns-layer{border:1px solid var(--hair);border-radius:18px;padding:22px 24px;background:rgba(17,24,39,.55)}
.ns-lk{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan);font-weight:700;margin:0}
.ns-layer h3{font-size:1.12rem;letter-spacing:-.01em;margin:8px 0 8px}
.ns-layer p:last-child{color:var(--muted);margin:0;font-size:.96rem}
.ns-fin .ns-lk{color:var(--nir-soft)}
.ns-note{margin-top:22px;border:1px solid var(--hair);border-left:3px solid var(--cyan);border-radius:14px;padding:16px 20px;color:#C6D0DE;background:rgba(17,24,39,.7);max-width:none}
.ns-note b{color:var(--ink)}
.ns-note a{color:var(--cyan);text-decoration:underline;text-decoration-color:rgba(0,196,255,.35);text-underline-offset:3px}
.ns-note-first{margin-top:0}
.ns-flow{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:40px}
.ns-fl{border-top:2px solid var(--cyan);padding-top:18px}
.ns-fl.ns-red{border-top-color:var(--nir)}
.ns-t{font-family:ui-monospace,Menlo,Consolas,monospace;color:var(--cyan);font-size:.9rem;margin:0}
.ns-fl.ns-red .ns-t{color:var(--nir-soft)}
.ns-fl h3{font-size:1.5rem;font-weight:300;margin:8px 0}
.ns-fl p:last-child{color:var(--muted);margin:0}
.ns-equip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.ns-eq{background:linear-gradient(180deg,rgba(30,41,59,.42),rgba(17,24,39,.62));border:1px solid var(--hair);border-radius:18px;padding:22px}
.ns-eq h3{font-size:1.1rem;letter-spacing:-.01em}
.ns-m{color:var(--cyan);font-size:.85rem;margin:4px 0 10px}
.ns-eq ul{list-style:disc;padding-left:18px;color:var(--muted);font-size:.93rem}
.ns-eq li{margin:3px 0}
.ns-prices{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;align-items:stretch;padding-top:14px}
.ns-pc{background:linear-gradient(180deg,rgba(30,41,59,.42),rgba(17,24,39,.62));border:1px solid var(--hair);border-radius:var(--r-lg);padding:30px 28px;display:flex;flex-direction:column;position:relative}
.ns-pc.ns-feat{border-color:rgba(0,196,255,.6);box-shadow:0 30px 70px -40px rgba(0,196,255,.55)}
.ns-badge{position:absolute;top:-13px;left:28px;background:var(--cyan);color:#04121C;font-size:.75rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:5px 12px;border-radius:999px}
.ns-n{color:var(--muted);font-size:.95rem;margin:0}
.ns-amt{font-size:clamp(2.6rem,4vw,3.4rem);font-weight:300;letter-spacing:-.04em;line-height:1;margin:14px 0 6px;color:var(--ink)}
.ns-amt small{font-size:1rem;letter-spacing:0;color:var(--muted)}
.ns-save{color:var(--cyan);font-size:.9rem;font-weight:600;margin:0}
.ns-pc ul{margin:20px 0 26px;flex:1}
.ns-pc li{padding:8px 0 8px 26px;position:relative;color:#C6D0DE;font-size:.95rem;border-top:1px solid var(--hair)}
.ns-pc li::before{content:"";position:absolute;left:2px;top:15px;width:12px;height:7px;border-left:2px solid var(--cyan);border-bottom:2px solid var(--cyan);transform:rotate(-45deg)}
.ns-pc .btn{width:100%;justify-content:center}
.ns-fine{margin-top:22px;max-width:none}
.ns-final{text-align:center;position:relative;overflow:hidden}
.ns-final::before{content:"";position:absolute;left:50%;top:50%;width:900px;height:900px;transform:translate(-50%,-50%);background:radial-gradient(closest-side,rgba(0,196,255,.10),transparent 70%);pointer-events:none}
.ns-final .wrap{position:relative}
.ns-final .kicker{justify-content:center}
.ns-final h2{max-width:16em;margin:0 auto}
.ns-final .cta-row{justify-content:center;margin-top:30px}
.ns-final .ns-fine{text-align:center;margin-left:auto;margin-right:auto}

@media (max-width:980px){
  .ns-grid,.ns-stacks,.ns-layers,.ns-prices,.ns-equip,.ns-flow{grid-template-columns:1fr}
  .ns-g-row,.ns-g-axis{grid-template-columns:1fr;gap:6px}
  .ns-g-axis > span{display:none}
  .ns-prices{gap:30px}
}
@media (max-width:600px){
  .ns-spec > div{grid-template-columns:1fr;gap:2px}
  .ns-pacer{grid-template-columns:96px 1fr}
  .ns-pacer svg{width:96px;height:96px}
  .ns-pip{width:128px}
  .ns-stk > .btn,.ns-final .btn{width:100%;justify-content:center;white-space:normal}
}
@media (prefers-reduced-motion:reduce){.ns-gantt.reveal .ns-g-bar{transition-duration:1.8s!important}}