/* Siya Bot landing page | plain CSS, mobile-first */
:root{
  --blue:#1e9bff;          /* Siya glow blue (decorative) */
  --blue-bright:#3cc4ff;
  --blue-ink:#0a63c9;      /* AA-contrast blue for text/buttons */
  --blue-deep:#0b2a55;
  --red:#e63946;
  --red-ink:#c8202f;       /* AA-contrast red for text */
  --ink:#14213d;
  --muted:#4a5875;
  --bg:#ffffff;
  --tint:#f1f8ff;
  --card:#ffffff;
  --line:#e3eefb;
  --radius:28px;
  --shadow:0 18px 50px -18px rgba(14,72,150,.28),0 4px 14px -6px rgba(14,72,150,.12);
  --font-head:"Fredoka","Baloo 2",ui-rounded,system-ui,sans-serif;
  --font-body:"Nunito",ui-rounded,system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font-body);color:var(--ink);background:var(--bg);line-height:1.6;font-size:1.0625rem;overflow-x:hidden}
img,video{max-width:100%;height:auto;display:block}
a{color:var(--blue-ink)}
h1,h2,h3{font-family:var(--font-head);line-height:1.08;margin:0 0 .5em;letter-spacing:-.01em;font-weight:700}
p{margin:0 0 1em}
.container{width:min(1160px,100% - 2.5rem);margin-inline:auto}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip-link{position:absolute;left:1rem;top:-3rem;background:var(--ink);color:#fff;padding:.6rem 1rem;border-radius:12px;z-index:100}
.skip-link:focus{top:1rem}
:focus-visible{outline:3px solid var(--blue);outline-offset:3px;border-radius:12px}
.text-blue{color:var(--blue-ink);background:linear-gradient(120deg,#0a63c9,#1e9bff 60%,#3cc4ff);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;font-family:var(--font-head);font-weight:600;font-size:1.05rem;
  color:#fff;background:linear-gradient(180deg,#1679e6,#0a5fc4);border:0;border-radius:999px;padding:.85rem 1.5rem;text-decoration:none;cursor:pointer;
  box-shadow:0 10px 24px -10px rgba(10,95,196,.7),inset 0 1px 0 rgba(255,255,255,.35);transition:transform .2s ease,box-shadow .2s ease}
.btn:hover{transform:translateY(-2px);box-shadow:0 16px 30px -12px rgba(10,95,196,.75),inset 0 1px 0 rgba(255,255,255,.35)}
.btn:active{transform:translateY(0)}
.btn--big{font-size:1.15rem;padding:1rem 1.9rem}
.btn--small{font-size:.95rem;padding:.6rem 1.1rem}
.btn--block{width:100%}
.btn--ghost{background:#fff;color:var(--blue-ink);box-shadow:inset 0 0 0 2px #cfe5fb}
.btn--ghost:hover{box-shadow:inset 0 0 0 2px var(--blue),0 10px 24px -14px rgba(10,95,196,.5)}

/* Nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.78);backdrop-filter:saturate(1.6) blur(14px);-webkit-backdrop-filter:saturate(1.6) blur(14px);border-bottom:1px solid rgba(227,238,251,.8)}
.nav__inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;height:64px}
.brand{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--font-head);font-weight:700;font-size:1.35rem;color:var(--ink);text-decoration:none}
.brand img{border-radius:50%}
.brand__bot{color:var(--red-ink);margin-left:.15em}
.nav__links{display:none;list-style:none;margin:0;padding:0;gap:1.75rem}
.nav__links a{color:var(--muted);text-decoration:none;font-weight:700}
.nav__links a:hover{color:var(--blue-ink)}

/* Hero */
.hero{position:relative;overflow:hidden;padding:2.5rem 0 3.5rem;
  background:radial-gradient(1200px 600px at 75% 30%,#e6f4ff 0%,rgba(230,244,255,0) 60%),linear-gradient(180deg,#fff 0%,#f5fbff 100%)}
.hero__inner{position:relative;display:grid;gap:1.5rem;align-items:center;text-align:center}
.pill{display:inline-flex;align-items:center;gap:.5rem;background:#fff;border:1px solid var(--line);border-radius:999px;padding:.35rem .9rem;
  font-weight:800;font-size:.85rem;letter-spacing:.06em;text-transform:uppercase;color:var(--red-ink);box-shadow:0 6px 18px -10px rgba(14,72,150,.3)}
.pill__dot{width:.55rem;height:.55rem;border-radius:50%;background:var(--red);box-shadow:0 0 0 0 rgba(230,57,70,.6);animation:pulse 2s infinite}
.hero h1{font-size:clamp(3rem,13vw,6rem);margin:.9rem 0 .35rem}
.hero__tagline{font-size:clamp(1.2rem,4.6vw,1.6rem);font-weight:700;color:var(--ink);margin-bottom:.6rem}
.hero__tagline strong{color:var(--red-ink)}
.hero__sub{color:var(--muted);max-width:34rem;margin:0 auto 1.6rem}
.hero__actions{display:flex;flex-wrap:wrap;gap:.75rem;justify-content:center}
.hero__art{position:relative;width:min(400px,82vw);margin:0 auto;order:-1}
.hero__halo{position:absolute;inset:8% 4% 10%;border-radius:50%;background:radial-gradient(circle,rgba(60,196,255,.38) 0%,rgba(30,155,255,.16) 45%,rgba(30,155,255,0) 70%);filter:blur(6px)}
.hero__siya{position:relative;width:100%;height:auto;filter:drop-shadow(0 30px 40px rgba(14,72,150,.22))}
.hero__shadow{width:52%;height:22px;margin:-8px auto 0;border-radius:50%;background:radial-gradient(closest-side,rgba(14,52,110,.22),rgba(14,52,110,0));animation:shadow 5s ease-in-out infinite}
.float{animation:float 5s ease-in-out infinite}
.blob{position:absolute;border-radius:50%;filter:blur(50px);opacity:.55;pointer-events:none}
.blob--blue{width:340px;height:340px;background:#bfe4ff;top:-80px;left:-120px}
.blob--red{width:220px;height:220px;background:#ffd9dc;bottom:-60px;right:-60px;opacity:.5}

/* Sparkles */
.sparkles{position:absolute;inset:0;pointer-events:none}
.sparkles span{position:absolute;left:var(--x);top:var(--y);width:22px;height:22px;transform:scale(var(--s));
  background:radial-gradient(circle,#fff 0 18%,transparent 19%),conic-gradient(from 45deg,transparent 0 0);opacity:.0;animation:twinkle 3.6s ease-in-out infinite;animation-delay:var(--d)}
.sparkles span::before,.sparkles span::after{content:"";position:absolute;inset:0;margin:auto;background:var(--blue-bright);border-radius:2px}
.sparkles span::before{width:3px;height:100%;box-shadow:0 0 10px var(--blue-bright)}
.sparkles span::after{height:3px;width:100%;box-shadow:0 0 10px var(--blue-bright)}
.sparkles span:nth-child(3n)::before,.sparkles span:nth-child(3n)::after{background:#ff8a94;box-shadow:0 0 10px #ff8a94}

/* Sections */
.section{padding:4.5rem 0;position:relative}
.section--tint{background:linear-gradient(180deg,var(--tint),#fff)}
.section__head{text-align:center;max-width:40rem;margin:0 auto 2.5rem}
.section__head h2,.parents h2,.waitlist h2{font-size:clamp(2rem,7vw,3rem)}
.section__lead{color:var(--muted);font-size:1.1rem}
.eyebrow{display:inline-block;font-weight:800;letter-spacing:.1em;text-transform:uppercase;font-size:.82rem;color:var(--blue-ink);background:#e8f3ff;padding:.3rem .8rem;border-radius:999px;margin-bottom:1rem}
.eyebrow--red{color:var(--red-ink);background:#ffecee}

/* Feature cards */
.cards{display:grid;gap:1.1rem}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem;box-shadow:var(--shadow);transition:transform .3s ease,box-shadow .3s ease}
.card:hover{transform:translateY(-6px)}
.card h3{font-size:1.45rem;margin:.9rem 0 .35rem}
.card p{color:var(--muted);margin:0}
.card__icon{width:64px;height:64px;border-radius:20px;display:grid;place-items:center;box-shadow:0 10px 22px -10px currentColor}
.card__icon svg{width:38px;height:38px}
.card__icon--blue{background:linear-gradient(145deg,#3cc4ff,#1679e6);color:#1679e6}
.card__icon--red{background:linear-gradient(145deg,#ff7a85,#d62839);color:#d62839}

/* Stories gallery: horizontal scroll on mobile, grid on desktop */
.stories{display:grid;grid-auto-flow:column;grid-auto-columns:min(72%,280px);gap:1rem;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:.5rem 1.25rem 1.5rem;margin:0 -1.25rem;scrollbar-width:thin;-webkit-overflow-scrolling:touch}
.story{margin:0;scroll-snap-align:center}
.story__frame{position:relative;aspect-ratio:9/16;border-radius:26px;overflow:hidden;background:#dfeefc;box-shadow:var(--shadow);border:4px solid #fff}
.story__frame video{width:100%;height:100% !important;object-fit:cover;background:#0b2a55}
.story__play{position:absolute;inset:0;border:0;padding:0;cursor:pointer;display:grid;place-items:center;
  background:linear-gradient(180deg,rgba(11,42,85,0) 50%,rgba(11,42,85,.45) 100%)}
.story__play span{width:68px;height:68px;border-radius:50%;background:rgba(255,255,255,.92);box-shadow:0 10px 30px -8px rgba(10,95,196,.7),0 0 0 8px rgba(255,255,255,.28);
  position:relative;transition:transform .25s ease}
.story__play span::after{content:"";position:absolute;left:54%;top:50%;transform:translate(-50%,-50%);border-style:solid;border-width:12px 0 12px 19px;border-color:transparent transparent transparent var(--blue-ink)}
.story__play:hover span{transform:scale(1.08)}
.story.is-playing .story__play{display:none}
.story figcaption{padding:.9rem .25rem 0;display:flex;flex-direction:column}
.story figcaption strong{font-family:var(--font-head);font-size:1.2rem;font-weight:600}
.story figcaption span{color:var(--muted);font-size:.95rem}

/* Parents */
.parents{display:grid;gap:1.5rem;align-items:center;background:linear-gradient(140deg,#fff 0%,#f3f9ff 100%);border:1px solid var(--line);border-radius:36px;padding:2rem 1.5rem;box-shadow:var(--shadow);overflow:hidden}
.parents__art{width:min(220px,60%);margin:0 auto;position:relative}
.parents__art::before{content:"";position:absolute;inset:6%;border-radius:50%;background:radial-gradient(circle,rgba(255,138,148,.28),rgba(255,138,148,0) 70%)}
.parents__art img{position:relative;transform:rotate(-5deg);filter:drop-shadow(0 20px 30px rgba(14,72,150,.2))}
.parents__copy p{color:var(--muted)}
.parents__copy strong{color:var(--ink)}

/* Waitlist */
.waitlist{overflow:hidden;background:radial-gradient(900px 500px at 50% 0%,#2a9dff 0%,#0a63c9 55%,#0a4fa6 100%);color:#fff}
.waitlist__card{position:relative;max-width:640px;margin:0 auto;text-align:center;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.28);
  border-radius:36px;padding:2.2rem 1.4rem;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);box-shadow:0 30px 60px -30px rgba(0,20,60,.6)}
.waitlist__card > p{color:#e8f4ff;font-size:1.1rem}
.form{margin-top:1.5rem;text-align:left}
.form__row{display:grid;gap:1rem;margin-bottom:1rem}
.field label{display:block;font-weight:800;font-size:.95rem;margin:0 0 .35rem .4rem;color:#fff}
.field input{width:100%;font:inherit;font-size:1.05rem;color:var(--ink);background:#fff;border:2px solid transparent;border-radius:18px;padding:.9rem 1.1rem;
  box-shadow:inset 0 2px 4px rgba(14,52,110,.08);transition:border-color .2s}
.field input::placeholder{color:#7a869c}
.field input:focus{outline:none;border-color:var(--blue-bright);box-shadow:0 0 0 4px rgba(60,196,255,.4)}
.field input[aria-invalid="true"]{border-color:#ffb3b9}
.form .btn{background:linear-gradient(180deg,#ff5763,#d62839);box-shadow:0 14px 28px -12px rgba(140,10,25,.7),inset 0 1px 0 rgba(255,255,255,.35)}
.form__error{background:#fff;color:var(--red-ink);border-radius:14px;padding:.6rem 1rem;font-weight:700;font-size:.95rem}
.hp{position:absolute;left:-9999px}
.thanks{padding:1rem 0 .5rem;animation:pop .5s cubic-bezier(.2,1.4,.4,1)}
.thanks img{margin:0 auto 1rem;border-radius:50%;box-shadow:0 0 0 6px rgba(255,255,255,.25)}
.thanks h3{font-size:1.8rem}
.thanks p{color:#e8f4ff;margin:0}
.thanks:focus{outline:none}

/* Follow */
.socials{list-style:none;margin:0 auto;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.9rem;max-width:900px}
.social{display:flex;align-items:center;gap:.8rem;padding:1rem;border-radius:22px;background:#fff;border:1px solid var(--line);color:var(--ink);text-decoration:none;
  box-shadow:var(--shadow);transition:transform .25s ease}
.social:hover{transform:translateY(-4px)}
.social svg{width:44px;height:44px;flex:none;padding:10px;border-radius:14px;color:#fff}
.social span{display:flex;flex-direction:column;font-family:var(--font-head);font-weight:600;font-size:1.1rem;line-height:1.2;min-width:0}
.social small{font-family:var(--font-body);font-weight:600;font-size:.82rem;color:var(--muted);overflow:hidden;text-overflow:ellipsis}
.social--tiktok svg{background:#111}
.social--instagram svg{background:radial-gradient(circle at 30% 107%,#fdf497 0%,#fd5949 45%,#d6249f 60%,#285aeb 90%)}
.social--youtube svg{background:#e62117}
.social--facebook svg{background:#1877f2}

/* Footer */
.footer{border-top:1px solid var(--line);padding:2rem 0;background:#fbfdff}
.footer__inner{display:flex;flex-direction:column;align-items:center;gap:.6rem;text-align:center}
.footer p{margin:0;color:var(--muted);font-size:.95rem}
.footer a{font-weight:700}

/* Reveal on scroll (only when JS is on) */
.js .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.8,.2,1)}
.js .reveal.is-visible{opacity:1;transform:none}

/* Keyframes */
@keyframes float{0%,100%{transform:translateY(0) rotate(-1deg)}50%{transform:translateY(-16px) rotate(1deg)}}
@keyframes shadow{0%,100%{transform:scaleX(1);opacity:1}50%{transform:scaleX(.8);opacity:.6}}
@keyframes twinkle{0%,100%{opacity:0;transform:scale(calc(var(--s)*.4)) rotate(0)}50%{opacity:1;transform:scale(var(--s)) rotate(45deg)}}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(230,57,70,.55)}70%{box-shadow:0 0 0 10px rgba(230,57,70,0)}100%{box-shadow:0 0 0 0 rgba(230,57,70,0)}}
@keyframes pop{from{opacity:0;transform:scale(.9)}to{opacity:1;transform:none}}

/* Larger screens */
@media (min-width:640px){
  .cards{grid-template-columns:1fr 1fr}
  .form__row{grid-template-columns:1fr 1fr}
  .waitlist__card{padding:3rem}
  .socials{grid-template-columns:repeat(4,1fr)}
  .social{flex-direction:column;text-align:center;padding:1.4rem 1rem}
  .social span{align-items:center}
}
@media (min-width:900px){
  .nav__links{display:flex}
  .hero{padding:4rem 0 5rem}
  .hero__inner{grid-template-columns:1.05fr .95fr;text-align:left;gap:3rem}
  .hero__art{order:0;width:100%;max-width:470px}
  .hero__sub{margin-left:0}
  .hero__actions{justify-content:flex-start}
  .cards{grid-template-columns:repeat(4,1fr)}
  .stories{grid-auto-flow:row;grid-template-columns:repeat(4,1fr);overflow:visible;margin:0;padding:.5rem 0 0}
  .parents{grid-template-columns:.8fr 1.2fr;padding:3.5rem;gap:3rem}
  .parents__art{width:100%;max-width:280px}
  .footer__inner{flex-direction:row;justify-content:space-between}
  .section{padding:6rem 0}
}

/* Reduced motion */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none !important;transition:none !important}
  .sparkles span{opacity:.7}
  .js .reveal{opacity:1;transform:none}
}