/* NotSoMysteryBox — coming soon
   Palette: near-black stage, teal "reveal" glow, amber scarcity accent. */
:root{
  --bg:#0b0d12;
  --bg-2:#0f131c;
  --ink:#eef2f8;
  --muted:#98a2b3;
  --faint:#6b7484;
  --line:rgba(255,255,255,.08);
  --card:rgba(255,255,255,.035);
  --card-brd:rgba(255,255,255,.09);
  --teal:#3fe0c6;
  --teal-deep:#22b6a3;
  --amber:#ffb84d;
  --violet:#8b7bff;
  --radius:16px;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,Helvetica,Arial,sans-serif;
  --mono:"SF Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,"Roboto Mono",monospace;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--sans);
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit}
h1,h2,h3,h4{line-height:1.15;margin:0;letter-spacing:-.02em}

.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.mono{font-family:var(--mono)}
.grad{
  background:linear-gradient(100deg,var(--teal),#7fe9ff 55%,var(--violet));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.brand-accent{color:var(--teal)}

/* ---- background layers ---- */
.bg-grid{
  position:fixed;inset:0;z-index:-2;
  background:
    linear-gradient(var(--bg-2),var(--bg)),
    linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px) 0 0/44px 44px,
    linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px) 0 0/44px 44px;
  -webkit-mask-image:radial-gradient(ellipse 90% 70% at 60% 12%,#000 45%,transparent 100%);
          mask-image:radial-gradient(ellipse 90% 70% at 60% 12%,#000 45%,transparent 100%);
}
.bg-glow{
  position:fixed;z-index:-1;top:-160px;right:-120px;
  width:640px;height:640px;pointer-events:none;
  background:radial-gradient(circle at center,rgba(63,224,198,.16),transparent 62%);
  filter:blur(10px);
}

/* ---- top bar ---- */
.topbar{
  display:flex;align-items:center;justify-content:space-between;
  max-width:1120px;margin:0 auto;padding:26px 28px;
}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:700;letter-spacing:-.02em}
.brand-mark{color:var(--teal);flex:none}
.brand-name{font-size:1.05rem}
.pill{
  font-size:.74rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  color:var(--teal);padding:6px 13px;border:1px solid rgba(63,224,198,.35);
  border-radius:999px;background:rgba(63,224,198,.07);
}

/* ---- hero ---- */
.hero{
  max-width:1120px;margin:0 auto;padding:48px 28px 40px;
  display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;
}
.eyebrow{
  margin:0 0 18px;font-size:.8rem;font-weight:600;letter-spacing:.14em;
  text-transform:uppercase;color:var(--teal);
}
h1{font-size:clamp(2.3rem,5vw,3.6rem);font-weight:800}
.lede{margin:22px 0 30px;color:var(--muted);font-size:1.08rem;max-width:34em}
.lede strong{color:var(--ink);font-weight:700}

/* form */
.notify{display:flex;gap:10px;max-width:440px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.notify input[type=email]{
  flex:1;min-width:0;padding:14px 16px;border-radius:12px;
  background:rgba(255,255,255,.05);border:1px solid var(--card-brd);
  color:var(--ink);font-size:1rem;font-family:inherit;
}
.notify input[type=email]::placeholder{color:var(--faint)}
.notify input[type=email]:focus{
  outline:none;border-color:var(--teal);
  box-shadow:0 0 0 3px rgba(63,224,198,.18);
}
.notify button{
  flex:none;padding:14px 20px;border:0;border-radius:12px;cursor:pointer;
  font-family:inherit;font-size:1rem;font-weight:700;color:#04201b;
  background:linear-gradient(180deg,#4fe8cf,var(--teal-deep));
  box-shadow:0 6px 20px rgba(34,182,163,.35);
  transition:transform .15s ease,box-shadow .15s ease;
}
.notify button:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(34,182,163,.45)}
.notify button:active{transform:translateY(0)}
.microcopy{margin:14px 0 0;font-size:.86rem;color:var(--faint)}

/* ---- hero visual ---- */
.hero-visual{position:relative;min-height:340px}
.box-stage{position:relative;width:100%;max-width:420px;margin:0 auto}
.box-svg{width:100%;height:auto;overflow:visible;filter:drop-shadow(0 30px 50px rgba(0,0,0,.55))}
.lid{transform-origin:105px 80px;animation:lidBreathe 6s ease-in-out infinite}
.beam{animation:beamPulse 5s ease-in-out infinite}
.contents{animation:floaty 6s ease-in-out infinite}
.scan{animation:scanMove 3.4s ease-in-out infinite}

@keyframes lidBreathe{0%,100%{transform:rotate(0deg)}50%{transform:rotate(-4deg)}}
@keyframes beamPulse{0%,100%{opacity:.5}50%{opacity:.9}}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
@keyframes scanMove{0%,100%{transform:translateY(0);opacity:.15}50%{transform:translateY(-46px);opacity:.85}}

/* manifest card */
.manifest{
  position:absolute;right:-6px;bottom:-8px;width:236px;
  background:linear-gradient(180deg,rgba(20,26,38,.92),rgba(13,17,25,.94));
  border:1px solid var(--card-brd);border-radius:14px;padding:14px 15px;
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  box-shadow:0 20px 44px rgba(0,0,0,.5);
  animation:cardFloat 6s ease-in-out infinite;
}
@keyframes cardFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
.manifest-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.manifest-head .mono{font-size:.72rem;color:var(--muted);letter-spacing:.04em}
.tag{
  font-family:var(--mono);font-size:.66rem;font-weight:700;letter-spacing:.06em;
  color:#2b1a00;background:var(--amber);padding:3px 8px;border-radius:6px;
}
.manifest-list{list-style:none;margin:0;padding:0;font-size:.76rem}
.manifest-list li{display:flex;gap:7px;align-items:baseline;color:var(--ink);padding:3px 0}
.manifest-list .chk{color:var(--teal);font-weight:700}
.manifest-list .more{color:var(--faint);padding-left:0}
.manifest-foot{
  display:flex;justify-content:space-between;align-items:center;
  margin-top:11px;padding-top:10px;border-top:1px dashed var(--line);font-size:.72rem;
}
.manifest-foot s{color:var(--faint)}
.manifest-foot .price{color:var(--teal);font-weight:700}

/* ---- features ---- */
.features{
  max-width:1120px;margin:26px auto 0;padding:34px 28px;
  display:grid;grid-template-columns:repeat(3,1fr);gap:20px;
}
.feature{
  background:var(--card);border:1px solid var(--card-brd);border-radius:var(--radius);
  padding:26px 24px;transition:transform .2s ease,border-color .2s ease;
}
.feature:hover{transform:translateY(-4px);border-color:rgba(63,224,198,.3)}
.f-ico{
  width:44px;height:44px;border-radius:11px;display:grid;place-items:center;margin-bottom:16px;
  color:var(--teal);background:rgba(63,224,198,.1);border:1px solid rgba(63,224,198,.22);
}
.feature h3{font-size:1.12rem;margin-bottom:8px}
.feature p{margin:0;color:var(--muted);font-size:.94rem}

/* ---- how it works ---- */
.how{max-width:1120px;margin:34px auto 0;padding:30px 28px 10px}
.how h2{font-size:clamp(1.5rem,3vw,2rem);font-weight:800;margin-bottom:26px;text-align:center}
.steps{
  list-style:none;margin:0;padding:0;
  display:grid;grid-template-columns:repeat(3,1fr);gap:22px;counter-reset:none;
}
.steps li{position:relative;padding:22px 20px;border-left:2px solid rgba(63,224,198,.25)}
.step-n{display:block;font-size:1.4rem;font-weight:700;color:var(--teal);margin-bottom:8px}
.steps h4{font-size:1.04rem;margin-bottom:6px}
.steps p{margin:0;color:var(--muted);font-size:.92rem}

/* ---- footer ---- */
.foot{
  max-width:1120px;margin:56px auto 0;padding:26px 28px 40px;
  display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;
  border-top:1px solid var(--line);font-size:.86rem;color:var(--faint);
}
.foot-brand{font-weight:700;color:var(--muted)}
.foot a{color:var(--muted);text-decoration:none}
.foot a:hover{color:var(--teal)}

/* ---- responsive ---- */
@media (max-width:900px){
  .hero{grid-template-columns:1fr;gap:36px;padding-top:24px}
  .hero-visual{order:2;min-height:300px;margin-top:6px}
  .features{grid-template-columns:1fr;gap:14px}
  .steps{grid-template-columns:1fr;gap:12px}
  .steps li{border-left:0;border-top:2px solid rgba(63,224,198,.25);padding-left:0;padding-top:16px}
}
@media (max-width:520px){
  .topbar{padding:20px}
  .hero{padding:16px 20px 30px}
  .notify{flex-direction:column}
  .notify button{width:100%}
  .manifest{width:210px;right:0}
  .features,.how{padding-left:20px;padding-right:20px}
}

@media (prefers-reduced-motion:reduce){
  .lid,.beam,.contents,.scan,.manifest{animation:none}
  html{scroll-behavior:auto}
}