/* ÓTICA MOREIRA GRIFF — CENTRAL EDUCATIVA / PREMIUM
   Mobile-first, WhatsApp-friendly, ultra leve.
   Paleta: champagne gold sobre creme. */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#FBF8F3;
  --bg-2:#F3EFE7;
  --ink:#1F1B17;
  --ink-soft:#3a342d;
  --muted:#5A544C;
  --gold:#C9A86A;
  --gold-d:#A6864B;
  --line:rgba(31,27,23,.10);
  --wa:#25D366;
  --wa-2:#1db954;
  color-scheme:light;
}
html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--bg);scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  font-weight:400;line-height:1.55;
  overflow-x:hidden;text-rendering:optimizeLegibility;
}
img,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}

/* NAV */
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(251,248,243,.88);
  backdrop-filter:saturate(180%) blur(20px);
  -webkit-backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid var(--line);
}
.nav-in{
  max-width:1100px;margin:0 auto;
  padding:14px 22px;display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.brand{
  font-family:'Cormorant Garamond',Georgia,serif;
  font-size:1.08rem;font-weight:500;letter-spacing:.04em;color:var(--ink);
}
.brand em{font-style:italic;color:var(--gold-d);font-weight:400}
.back{
  font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);
  transition:color .2s;
}
.back:hover{color:var(--gold-d)}

/* WRAP */
.wrap{max-width:780px;margin:0 auto;padding:28px 22px 120px}
@media(min-width:768px){.wrap{padding:48px 32px 140px}}

/* HEADER */
.eyebrow{
  display:inline-block;
  font-size:.66rem;font-weight:500;letter-spacing:.28em;text-transform:uppercase;
  color:var(--gold-d);margin-bottom:16px;
}
h1.title{
  font-family:'Cormorant Garamond',Georgia,serif;
  font-weight:400;
  font-size:clamp(2rem,6.4vw,3.1rem);
  line-height:1.12;letter-spacing:-.015em;color:var(--ink);margin-bottom:14px;
}
h1.title em{font-style:italic;color:var(--gold-d);font-weight:400}
.lead{
  font-size:clamp(1rem,2.6vw,1.08rem);
  color:var(--ink-soft);line-height:1.65;max-width:62ch;
}

/* PLAYER */
.player{
  margin:28px 0 0;position:relative;
  background:#0a0a0a;border-radius:18px;overflow:hidden;
  box-shadow:0 24px 60px -28px rgba(31,27,23,.45),0 6px 18px -8px rgba(31,27,23,.18);
  isolation:isolate;
}
.player.vertical{aspect-ratio:9/16;max-width:420px;margin-left:auto;margin-right:auto}
.player.horizontal{aspect-ratio:16/9}
.player video{width:100%;height:100%;object-fit:cover;background:#000}
.player .poster{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  cursor:pointer;transition:opacity .35s ease;z-index:2;
}
.player.playing .poster{opacity:0;pointer-events:none}
.player .play-btn{
  position:absolute;inset:0;margin:auto;
  width:74px;height:74px;border-radius:50%;
  background:rgba(255,255,255,.94);
  display:flex;align-items:center;justify-content:center;z-index:3;
  transition:transform .25s ease,opacity .25s ease,background .25s ease;
  box-shadow:0 10px 30px -8px rgba(31,27,23,.45);
}
.player .play-btn:hover{transform:scale(1.06);background:#fff}
.player .play-btn svg{width:28px;height:28px;margin-left:4px;fill:var(--ink)}
.player.playing .play-btn{opacity:0;pointer-events:none}
.player .badge{
  position:absolute;top:14px;left:14px;z-index:3;
  font-size:.62rem;letter-spacing:.22em;text-transform:uppercase;font-weight:500;
  color:#fff;background:rgba(31,27,23,.55);
  padding:6px 12px;border-radius:999px;
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
}
.player.playing .badge{opacity:0;transition:opacity .3s}

/* SECTIONS */
section.block{margin-top:48px}
h2.h2{
  font-family:'Cormorant Garamond',Georgia,serif;font-weight:400;
  font-size:clamp(1.45rem,4.5vw,1.95rem);line-height:1.2;letter-spacing:-.01em;
  color:var(--ink);margin-bottom:16px;
}
h2.h2 em{font-style:italic;color:var(--gold-d)}
p.body{font-size:1rem;line-height:1.72;color:var(--ink-soft);margin-bottom:14px}
ul.points{list-style:none;margin:18px 0 0;display:grid;gap:14px}
ul.points li{
  position:relative;padding:14px 16px 14px 44px;
  background:#fff;border:1px solid var(--line);border-radius:12px;
  font-size:.96rem;color:var(--ink-soft);line-height:1.55;
}
ul.points li::before{
  content:"";position:absolute;left:16px;top:50%;transform:translateY(-50%);
  width:16px;height:16px;border-radius:50%;
  background:var(--gold);box-shadow:inset 0 0 0 4px var(--bg);
}
ul.points li strong{color:var(--ink);font-weight:500}

/* CTA */
.ctas{margin-top:36px;display:grid;gap:10px}
@media(min-width:560px){.ctas{grid-template-columns:1fr 1fr}}
.cta{
  display:flex;align-items:center;justify-content:center;gap:10px;
  padding:16px 20px;border-radius:12px;
  font-size:.78rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;
  transition:transform .2s ease,background .25s ease,border-color .25s ease,color .25s ease;
}
.cta:hover{transform:translateY(-1px)}
.cta-wa{background:var(--wa);color:#fff}
.cta-wa:hover{background:var(--wa-2)}
.cta-ghost{background:transparent;color:var(--ink);border:1px solid rgba(31,27,23,.18)}
.cta-ghost:hover{border-color:var(--gold-d);color:var(--gold-d)}
.cta svg{width:18px;height:18px;flex:0 0 auto}

/* RELATED */
.related{margin-top:64px;border-top:1px solid var(--line);padding-top:36px}
.related h3{
  font-size:.66rem;letter-spacing:.28em;text-transform:uppercase;
  color:var(--muted);font-weight:500;margin-bottom:18px;
}
.related-grid{display:grid;gap:10px}
@media(min-width:560px){.related-grid{grid-template-columns:1fr 1fr}}
.rel-card{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:16px 18px;border:1px solid var(--line);border-radius:12px;
  background:#fff;transition:border-color .2s ease,transform .2s ease;
}
.rel-card:hover{border-color:var(--gold-d);transform:translateY(-1px)}
.rel-card span{font-family:'Cormorant Garamond',Georgia,serif;font-size:1.08rem;color:var(--ink)}
.rel-card svg{width:16px;height:16px;color:var(--gold-d);flex:0 0 auto}

/* STICKY MOBILE CTA */
.sticky-wa{
  position:fixed;bottom:14px;left:14px;right:14px;z-index:60;
  display:flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 18px;border-radius:14px;
  background:var(--wa);color:#fff;
  font-size:.76rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;
  box-shadow:0 12px 28px -10px rgba(37,211,102,.55);
  transition:transform .2s ease,opacity .25s ease;
}
.sticky-wa:hover{transform:translateY(-2px)}
.sticky-wa svg{width:18px;height:18px}
@media(min-width:768px){.sticky-wa{display:none}}

/* FOOTER */
.foot{
  margin-top:48px;padding-top:28px;
  border-top:1px solid var(--line);text-align:center;
  font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);
}
.foot a{color:var(--gold-d)}

/* HUB */
.hub-grid{display:grid;gap:14px;margin-top:30px}
@media(min-width:640px){.hub-grid{grid-template-columns:1fr 1fr}}
.hub-card{
  display:block;padding:24px 22px;border-radius:14px;
  background:#fff;border:1px solid var(--line);
  transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.hub-card:hover{border-color:var(--gold-d);transform:translateY(-2px);box-shadow:0 18px 40px -22px rgba(31,27,23,.25)}
.hub-card .tag{
  display:inline-block;font-size:.6rem;letter-spacing:.24em;text-transform:uppercase;
  color:var(--gold-d);font-weight:500;margin-bottom:10px;
}
.hub-card h3{
  font-family:'Cormorant Garamond',Georgia,serif;font-weight:400;
  font-size:1.5rem;line-height:1.2;color:var(--ink);margin-bottom:8px;
}
.hub-card p{font-size:.92rem;color:var(--ink-soft);line-height:1.55}

:focus-visible{outline:2px solid var(--gold-d);outline-offset:3px;border-radius:6px}
@media (prefers-reduced-motion: reduce){*{transition:none!important;animation:none!important}}