/* ===== RESET & BASE ===== */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#000;--fg:#fff;--fg2:#999;--fg3:#555;
  --accent:#3b82f6;--accent-glow:rgba(59,130,246,.25);
  --sleep:#1e3a5f;--commute:#7c3aed;--work:#3b82f6;
  --meeting:#60a5fa;--lunch:#eab308;--gym:#f97316;
  --leisure:#22c55e;--dinner:#eab308;
  --font:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased}
body{font-family:var(--font);background:var(--bg);color:var(--fg);line-height:1.6;overflow-x:hidden}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}

/* ===== SECTIONS ===== */
section{position:relative;width:100%}
.full-vh{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem}
.sticky-section{height:200vh;position:relative}
.sticky-content{position:sticky;top:0;height:100vh;display:flex;align-items:center;justify-content:center;overflow:hidden;flex-direction:column;padding:2rem}

/* ===== 3D HERO ===== */
.hero-3d{position:relative;height:300vh}
#hero-canvas{position:sticky;top:0;width:100%;height:100vh;z-index:1;display:block}
.hero-fallback{position:sticky;top:0;width:100%;height:100vh;z-index:1;display:flex;align-items:center;justify-content:center;background:#000}
.hero-fallback img{max-height:80vh;width:auto}
.hero-overlay{position:fixed;bottom:15vh;left:50%;transform:translateX(-50%);text-align:center;z-index:10;transition:opacity .6s ease;pointer-events:none;max-width:600px;width:90%}
.hero-lead{font-size:clamp(1.3rem,3vw,2rem);font-weight:700;margin-bottom:.5rem}
.hero-sub{font-size:clamp(.95rem,2vw,1.2rem);color:var(--fg2)}
.text-red{color:#ef4444}
.text-blue{color:var(--accent)}

/* ===== SECTION 3: CONFRONTATION ===== */
#confrontation{padding:4rem 2rem}
.confront-grid{display:grid;grid-template-columns:1fr 1fr;gap:4rem;max-width:1000px;width:100%}
.confront-col h3{font-size:.85rem;text-transform:uppercase;letter-spacing:.15em;color:var(--fg3);margin-bottom:2rem}
.confront-left .quote{font-size:clamp(1.1rem,2vw,1.5rem);font-style:italic;color:var(--fg3);margin-bottom:1.5rem;opacity:0;transform:translateX(-20px);transition:opacity .6s,transform .6s}
.confront-right .stat{font-size:clamp(.95rem,1.5vw,1.15rem);color:var(--fg3);margin-bottom:1.25rem;opacity:0;transform:translateX(20px);transition:opacity .6s,transform .6s}
.confront-right .stat strong{color:var(--fg);font-weight:600}
.confront-col .reveal-in{opacity:1;transform:translateX(0)}
.confront-bottom{grid-column:1/-1;text-align:center;margin-top:3rem;font-size:clamp(1rem,2vw,1.25rem);color:var(--fg2);opacity:0;transform:translateY(20px);transition:opacity .8s,transform .8s}
.confront-bottom.reveal-in{opacity:1;transform:translateY(0)}

/* ===== SECTION 4: PRODUCT RING ===== */
#product-section{height:300vh}
#product-section .sticky-content{flex-direction:column;gap:1.5rem}
.product-intro{font-size:clamp(1.3rem,3vw,2rem);font-weight:700;text-align:center;opacity:0;transition:opacity .6s}
.product-intro.visible{opacity:1}
.ring-container{position:relative;width:min(400px,80vw);height:min(400px,80vw)}
.ring-container svg{width:100%;height:100%}
#ring-countdown{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:clamp(1.5rem,4vw,2.5rem);font-weight:700;font-variant-numeric:tabular-nums;color:var(--fg);letter-spacing:.05em}
.ring-labels{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none}
.ring-label{position:absolute;font-size:.7rem;color:var(--fg2);opacity:0;transition:opacity .4s;white-space:nowrap}
.ring-label.visible{opacity:1}
.ring-label .dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:6px;vertical-align:middle}
.product-sub{font-size:clamp(.9rem,1.5vw,1.1rem);color:var(--fg2);text-align:center;max-width:500px;opacity:0;transition:opacity .6s}
.product-sub.visible{opacity:1}
.sensor-row{display:flex;gap:2rem;justify-content:center;flex-wrap:wrap;margin-top:1rem}
.sensor-item{font-size:.9rem;color:var(--fg2);opacity:0;transform:scale(.8);transition:opacity .4s,transform .4s}
.sensor-item.visible{opacity:1;transform:scale(1)}

/* ===== SECTION 5: TIMELINE DEMO ===== */
#demo{padding:4rem 2rem}
#demo h2{text-align:center;font-size:clamp(1.2rem,2.5vw,1.8rem);margin-bottom:.5rem}
#demo .demo-hint{text-align:center;color:var(--fg3);margin-bottom:2rem;font-size:.9rem}
.timeline-outer{width:100%;max-width:1100px;margin:0 auto;overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:1rem;cursor:grab}
.timeline-outer:active{cursor:grabbing}
.timeline-track{display:flex;height:70px;min-width:900px;border-radius:8px;overflow:visible;position:relative}
.timeline-block{height:70px;border-radius:4px;cursor:pointer;transition:transform .2s,box-shadow .2s;position:relative;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:.7rem;font-weight:600;color:rgba(255,255,255,.8);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding:0 6px}
.timeline-block:hover{transform:scaleY(1.18);box-shadow:0 0 24px rgba(255,255,255,.15);z-index:10}
.timeline-tooltip{position:absolute;bottom:calc(100% + 14px);left:50%;transform:translateX(-50%);background:#111;border:1px solid #333;border-radius:12px;padding:16px 20px;min-width:260px;pointer-events:none;opacity:0;transition:opacity .2s;z-index:100;text-align:left}
.timeline-block:hover .timeline-tooltip{opacity:1}
.timeline-tooltip .tt-title{font-size:.95rem;font-weight:700;color:var(--fg);margin-bottom:.25rem}
.timeline-tooltip .tt-time{font-size:.8rem;color:var(--fg2);margin-bottom:.5rem}
.timeline-tooltip .tt-dur{font-size:.85rem;color:var(--accent)}
.timeline-tooltip .tt-special{color:var(--accent);font-weight:600;margin-top:.5rem;font-size:.8rem}
.timeline-tooltip .tt-details{margin-top:.75rem;font-size:.75rem;color:var(--fg3);display:none;border-top:1px solid #222;padding-top:.75rem}
.timeline-block.expanded .timeline-tooltip{opacity:1}
.timeline-block.expanded .timeline-tooltip .tt-details{display:block}
.timeline-hours{display:flex;min-width:900px;margin-top:.5rem}
.timeline-hours span{flex:1;font-size:.65rem;color:var(--fg3);text-align:center}

/* ===== SECTION 6: THE ANSWER ===== */
#answer{text-align:center}
#answer .ans-line{opacity:0;transform:translateY(20px);transition:opacity .8s,transform .8s}
#answer .ans-line.visible{opacity:1;transform:translateY(0)}
#answer .ans-q{font-size:clamp(1.5rem,4vw,2.5rem);font-weight:700;margin-bottom:2rem}
#answer .ans-detail{font-size:clamp(1rem,2vw,1.4rem);color:var(--fg2);margin-bottom:.75rem;display:flex;align-items:center;justify-content:center;gap:.75rem}
#answer .ans-detail .dot{width:12px;height:12px;border-radius:50%;background:var(--work);flex-shrink:0}
#answer .ans-prod{font-size:clamp(.9rem,1.5vw,1.1rem);color:var(--fg3);margin-bottom:2.5rem}
#answer .ans-tag{font-size:clamp(1.2rem,3vw,2rem);font-weight:700;color:var(--fg)}

/* ===== SECTION 7: PRIVACY ===== */
#privacy-section{padding:4rem 2rem}
.privacy-card{max-width:700px;margin:0 auto;background:#0a0a0a;border:1px solid #222;border-radius:16px;padding:3rem;text-align:center}
.privacy-numbers{display:flex;justify-content:center;gap:3rem;margin-bottom:2rem;flex-wrap:wrap}
.privacy-num{text-align:center}
.privacy-num .big{font-size:clamp(2rem,5vw,3.5rem);font-weight:800;color:var(--fg);font-variant-numeric:tabular-nums}
.privacy-num .label{font-size:.8rem;color:var(--fg3);margin-top:.25rem}
.privacy-card p{color:var(--fg2);font-size:.95rem;margin-bottom:1.5rem;line-height:1.7}
.privacy-card a{font-weight:600}

/* ===== SECTION 8: HOW IT LEARNS ===== */
#learns{padding:4rem 2rem}
.learns-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem;max-width:900px;margin:0 auto}
.learns-card{background:#0a0a0a;border:1px solid #1a1a1a;border-radius:12px;padding:2rem;text-align:center;opacity:0;transform:translateY(20px);transition:opacity .6s,transform .6s}
.learns-card.reveal-in{opacity:1;transform:translateY(0)}
.learns-card .day{font-size:.75rem;text-transform:uppercase;letter-spacing:.15em;color:var(--accent);margin-bottom:.5rem}
.learns-card .title{font-size:1.25rem;font-weight:700;margin-bottom:.75rem}
.learns-card .desc{font-size:.85rem;color:var(--fg2);line-height:1.6}

/* ===== SECTION 9: WAITLIST ===== */
#waitlist{text-align:center;gap:2rem}
#waitlist h2{font-size:clamp(1.5rem,4vw,2.5rem);font-weight:700;max-width:600px}
.waitlist-form{display:flex;gap:.75rem;max-width:460px;width:100%;margin-top:1rem}
.waitlist-input{flex:1;padding:.85rem 1.25rem;border-radius:10px;border:1px solid #333;background:#0a0a0a;color:var(--fg);font-size:1rem;font-family:var(--font);outline:none;transition:border-color .3s,box-shadow .3s}
.waitlist-input:focus{border-color:var(--accent);box-shadow:0 0 0 4px rgba(59,130,246,.15),0 0 30px rgba(59,130,246,.1)}
.waitlist-btn{padding:.85rem 1.75rem;border-radius:10px;border:none;background:var(--accent);color:#fff;font-size:1rem;font-weight:600;font-family:var(--font);cursor:pointer;transition:background .2s,transform .1s;white-space:nowrap}
.waitlist-btn:hover{background:#2563eb}
.waitlist-btn:active{transform:scale(.97)}
.waitlist-proof{font-size:.85rem;color:var(--fg3);margin-top:.75rem}
.waitlist-links{display:flex;gap:2rem;margin-top:1.5rem;font-size:.9rem;flex-wrap:wrap;justify-content:center}
.waitlist-badge{margin-top:1rem;font-size:.8rem;color:var(--fg3);opacity:.6}

/* ===== FOOTER ===== */
footer{padding:2rem;text-align:center;font-size:.75rem;color:var(--fg3);border-top:1px solid #111}
footer a{color:var(--fg3)}
footer a:hover{color:var(--fg)}

/* ===== MOBILE ===== */
@media(max-width:768px){
  .confront-grid{grid-template-columns:1fr;gap:2.5rem}
  .learns-grid{grid-template-columns:1fr}
  .privacy-numbers{gap:2rem}
  .waitlist-form{flex-direction:column}
  .sensor-row{gap:1rem}
  .timeline-tooltip{min-width:200px;padding:12px 14px}
  .ring-label{font-size:.6rem}
}
@media(max-width:480px){
  .full-vh{padding:1.5rem}
  .hourglass-text{font-size:.85rem}
}