/* Smartshow LMS site. Palette lifted straight from the app so the site and the
   software read as one thing: near-black ground, violet/rose accents. */
:root{
  --bg:#0c0b12; --bg2:#12111b; --surface:#17161f; --surface2:#1e1c28;
  --line:#262233; --line2:#332c42; --ink:#eee9f5; --dim:#a49dae; --faint:#736c81;
  --accent:#9b7bbf; --accent2:#c993b3;
  --grad:linear-gradient(135deg,#9b7bbf,#c993b3);
  --maxw:1080px;
  --font:'Segoe UI',system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:
    radial-gradient(900px 500px at 78% -12%, rgba(155,123,191,.16), transparent 60%),
    radial-gradient(760px 420px at 6% 0%, rgba(201,147,179,.10), transparent 58%),
    var(--bg);
  color:var(--ink);font-family:var(--font);font-size:16px;line-height:1.6;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
h1,h2,h3{margin:0;line-height:1.12;letter-spacing:-.02em;text-wrap:balance}
strong{color:var(--ink);font-weight:600}
em{color:var(--accent2);font-style:normal}

/* nav */
.nav{position:sticky;top:0;z-index:20;display:flex;justify-content:space-between;align-items:center;
  gap:16px;max-width:var(--maxw);margin:0 auto;padding:12px 22px}
.nav::before{content:"";position:absolute;inset:0;left:50%;transform:translateX(-50%);width:100vw;z-index:-1;
  background:rgba(12,11,18,.78);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:.01em}
.brand img{border-radius:5px}
.nav-links{display:flex;align-items:center;gap:22px}
.nav-links a:not(.btn){color:var(--dim);font-size:.93rem}
.nav-links a:not(.btn):hover{color:var(--ink)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:2px;font-weight:700;
  padding:12px 22px;border-radius:10px;border:1px solid transparent;cursor:pointer;
  background:var(--grad);color:#fff;transition:transform .15s,filter .15s,box-shadow .15s;
  box-shadow:0 12px 34px -16px rgba(155,123,191,.9)}
.btn:hover{transform:translateY(-2px);filter:brightness(1.09)}
.btn span{font-weight:500;opacity:.85;font-size:.86em}
.btn-sm{padding:8px 15px;font-size:.9rem;border-radius:8px}
.btn-lg{padding:16px 30px;font-size:1.06rem}

/* hero */
.hero{max-width:780px;margin:0 auto;text-align:center;padding:52px 22px 62px}
.hero-logo{margin:0 auto 24px}
.badges{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-bottom:22px}
.badges span{font-size:.72rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase;
  color:var(--dim);background:var(--surface);border:1px solid var(--line2);border-radius:20px;padding:5px 12px}
.hero h1{font-size:clamp(2rem,5.4vw,3.1rem);font-weight:800}
.lede{color:var(--dim);font-size:1.13rem;margin:22px auto 30px;max-width:58ch}
.cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.cta-note{margin-top:20px;color:var(--faint);font-size:.92rem}
.cta-note strong{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:700}

/* band */
.band{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg2)}
.band-lede{max-width:880px;margin:0 auto;padding:50px 22px;font-size:clamp(1.1rem,2.3vw,1.42rem);
  font-weight:500;line-height:1.5;color:var(--ink)}
.band-lede strong{color:var(--accent2)}

/* sections */
.section{max-width:var(--maxw);margin:0 auto;padding:72px 22px}
.section-h{font-size:clamp(1.55rem,3.8vw,2.1rem);font-weight:800;text-align:center;margin-bottom:38px}

/* feature grid */
.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.card{background:linear-gradient(180deg,var(--surface),var(--bg2));border:1px solid var(--line);
  border-radius:14px;padding:22px 20px;transition:border-color .2s,transform .2s}
.card:hover{border-color:var(--line2);transform:translateY(-3px)}
.card .ic{font-size:1.45rem;margin-bottom:10px}
.card h3{font-size:1.05rem;margin-bottom:8px}
.card p{color:var(--dim);font-size:.92rem;margin:0}

/* specs */
.spec-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;max-width:900px;margin:0 auto}
.spec{display:flex;flex-direction:column;gap:3px;background:var(--surface);border:1px solid var(--line);
  border-radius:11px;padding:16px 18px}
.spec-k{font-size:.7rem;letter-spacing:.09em;text-transform:uppercase;color:var(--accent2);font-weight:700}
.spec span:last-child{color:var(--dim);font-size:.94rem}

/* download */
.download{text-align:center}
.dl-sub{color:var(--dim);margin:-22px 0 30px}
.dl-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;max-width:720px;margin:0 auto}
.dl-card{display:block;text-align:left;background:var(--surface);border:1px solid var(--line2);border-radius:14px;
  padding:22px;transition:border-color .2s,transform .2s,box-shadow .2s}
.dl-card:hover{border-color:var(--accent);transform:translateY(-3px);box-shadow:0 16px 44px -22px rgba(155,123,191,.7)}
.dl-t{font-weight:700;font-size:1.12rem;display:flex;align-items:center;gap:9px;flex-wrap:wrap}
.dl-t span{font-size:.63rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:#fff;
  background:var(--grad);border-radius:20px;padding:3px 9px}
.dl-d{color:var(--dim);font-size:.93rem;margin:8px 0 14px}
.dl-meta{color:var(--faint);font-size:.81rem;font-variant-numeric:tabular-nums}
.smartscreen{max-width:620px;margin:28px auto 0;color:var(--faint);font-size:.85rem;line-height:1.55}
.smartscreen b{color:var(--dim)}

/* footer */
.foot{border-top:1px solid var(--line);background:var(--bg2)}
.foot-in{max-width:var(--maxw);margin:0 auto;padding:24px 22px;display:flex;justify-content:space-between;
  gap:16px;flex-wrap:wrap;color:var(--faint);font-size:.85rem}
.foot-in a{color:var(--dim)}
.foot-in a:hover{color:var(--accent2)}

@media (max-width:900px){
  .grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .spec-grid{grid-template-columns:1fr}
  .dl-cards{grid-template-columns:1fr}
  .nav-links a:not(.btn){display:none}
}
@media (max-width:520px){
  .grid{grid-template-columns:1fr}
  .cta .btn{flex:1 1 100%}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .btn:hover,.card:hover,.dl-card:hover{transform:none}
}