/* ============================================================
   OXTON EDUCATION — Home Institucional Premium
   Identidade: corporativa, tecnológica, educacional
============================================================ */

:root{
  --ox-primary:#0030da;
  --ox-primary-deep:#001a96;
  --ox-primary-dark:#000f5c;
  --ox-primary-soft:#e6ebff;
  --ox-primary-fade:#f0f4ff;
  --ox-accent:#1e40af;
  --ox-accent-light:#3b82f6;
  --ox-success:#0e9f6e;
  --ox-warning:#b45309;
  --ox-danger:#dc2626;

  --ox-bg:#fff;
  --ox-bg-soft:#f7f9fc;
  --ox-bg-muted:#f1f5f9;
  --ox-bg-dark:#0a0f1e;

  --ox-text:#0a0f1e;
  --ox-text-soft:#334155;
  --ox-muted:#64748b;
  --ox-subtle:#94a3b8;

  --ox-border:#e2e8f0;
  --ox-border-strong:#cbd5e1;

  --ox-radius:8px;
  --ox-radius-lg:12px;
  --ox-radius-xl:18px;

  --ox-shadow-sm:0 1px 2px rgba(15,23,42,.04);
  --ox-shadow:0 4px 16px rgba(15,23,42,.06);
  --ox-shadow-lg:0 12px 32px rgba(15,23,42,.08);
  --ox-shadow-xl:0 24px 48px rgba(15,23,42,.12);

  --ox-container:1200px;
}

*,*::before,*::after{box-sizing:border-box}

.oxton-home{
  font-family:'Inter','Inter var',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  font-feature-settings:'cv02','cv03','cv04','cv11','ss01';
  -webkit-font-smoothing:antialiased;color:var(--ox-text);background:#fff;
}
/* Specificity 0 — permite que qualquer classe sobrescreva */
:where(.oxton-home) h1,:where(.oxton-home) h2,:where(.oxton-home) h3,:where(.oxton-home) h4{color:var(--ox-text);margin:0;letter-spacing:-.02em;line-height:1.2}
:where(.oxton-home) p{margin:0;color:var(--ox-text-soft);line-height:1.6}
.oxton-home a{color:var(--ox-primary);text-decoration:none}
.oxton-home img{max-width:100%;display:block}

.oxton-container{max-width:var(--ox-container);margin:0 auto;padding:0 24px;width:100%}

/* ============================================================
   HEADER PREMIUM STICKY
============================================================ */
.oxton-header{
  position:sticky;top:0;left:0;right:0;z-index:80;
  background:rgba(255,255,255,.95);backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--ox-border);
}
.oxton-header-inner{
  max-width:var(--ox-container);margin:0 auto;padding:0 24px;
  height:68px;display:flex;align-items:center;gap:28px;
}
.oxton-logo{display:flex;align-items:center;gap:10px;color:var(--ox-text);font-weight:700;font-size:1.05rem;letter-spacing:.04em;text-decoration:none;flex-shrink:0}
.oxton-logo:hover{text-decoration:none;color:var(--ox-text)}
.oxton-logo-img{display:block;height:36px;width:auto;max-width:170px}
.oxton-logo-mark{
  width:34px;height:34px;border-radius:9px;
  background:linear-gradient(135deg,#0030da 0%,#1e3a8a 100%);
  display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:.9rem;
}
.oxton-logo-text{display:flex;flex-direction:column;line-height:1.1}
.oxton-logo-text span:first-child{font-size:1.05rem;letter-spacing:.04em}
.oxton-logo-text span:last-child{font-size:.62rem;color:var(--ox-muted);font-weight:600;letter-spacing:.18em;text-transform:uppercase}

/* ===== Topbar azul com menu ===== */
.oxton-topbar{
  background:linear-gradient(135deg,#0030da 0%,#2f35d8 60%,#1e1f6b 100%);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.oxton-topbar-inner{
  max-width:var(--ox-container);margin:0 auto;padding:0 24px;
  display:flex;align-items:center;justify-content:flex-start;min-height:46px;
}

.oxton-nav{display:flex;align-items:center;gap:2px;flex-wrap:wrap;justify-content:flex-start}
.oxton-nav a{
  color:var(--ox-text-soft);font-weight:700;font-size:.84rem;
  padding:9px 14px;border-radius:6px;
  text-transform:uppercase;letter-spacing:.07em;
  transition:all .12s;
}
.oxton-nav a:hover{background:var(--ox-bg-muted);color:var(--ox-text);text-decoration:none}
.oxton-nav a.active{color:var(--ox-primary);background:var(--ox-primary-soft)}

/* Nav dentro da topbar azul → texto claro (apenas links de 1º nível) */
.oxton-topbar .oxton-nav > a,
.oxton-topbar .oxton-nav-trigger{color:rgba(255,255,255,.86)}
.oxton-topbar .oxton-nav > a:hover,
.oxton-topbar .oxton-nav-trigger:hover{background:rgba(255,255,255,.14);color:#fff}
.oxton-topbar .oxton-nav > a.active,
.oxton-topbar .oxton-nav-trigger.active{background:rgba(255,255,255,.18);color:#fff}

/* Links dentro do dropdown permanecem escuros (fundo branco) */
.oxton-topbar .oxton-dropdown a{color:var(--ox-text)}
.oxton-topbar .oxton-dropdown a:hover{background:var(--ox-primary-soft);color:var(--ox-primary)}

/* Dropdown Institucional */
.oxton-nav-item{position:relative;display:inline-flex}
.oxton-nav-trigger{
  display:inline-flex;align-items:center;gap:5px;border:0;background:transparent;cursor:pointer;
  color:var(--ox-text-soft);font-weight:700;font-size:.84rem;font-family:inherit;
  padding:9px 14px;border-radius:6px;text-transform:uppercase;letter-spacing:.07em;transition:all .12s;
}
.oxton-nav-trigger:hover,.oxton-nav-trigger.active{background:var(--ox-bg-muted);color:var(--ox-text)}
.oxton-nav-trigger .caret{transition:transform .18s;opacity:.7}
.oxton-nav-item.open .oxton-nav-trigger .caret,
.oxton-nav-item:hover .oxton-nav-trigger .caret{transform:rotate(180deg)}
.oxton-dropdown{
  position:absolute;top:calc(100% + 6px);left:0;min-width:230px;z-index:120;
  background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:7px;
  box-shadow:0 16px 40px -12px rgba(15,23,42,.22);
  opacity:0;visibility:hidden;transform:translateY(-6px);transition:opacity .16s,transform .16s,visibility .16s;
}
.oxton-nav-item:hover .oxton-dropdown,
.oxton-nav-item.open .oxton-dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.oxton-dropdown a{
  display:block;padding:9px 12px;border-radius:8px;font-size:.82rem;font-weight:600;
  text-transform:none;letter-spacing:0;color:var(--ox-text);white-space:nowrap;
}
.oxton-dropdown a:hover{background:var(--ox-primary-soft);color:var(--ox-primary)}

/* Mobile: grupo colapsável */
.oxton-mobile-group{border:0}
.oxton-mobile-group summary{
  list-style:none;cursor:pointer;font-weight:700;text-transform:uppercase;letter-spacing:.06em;
  font-size:.82rem;padding:12px 4px;color:var(--ox-text);display:flex;align-items:center;justify-content:space-between;
}
.oxton-mobile-group summary::-webkit-details-marker{display:none}
.oxton-mobile-group summary::after{content:"+";font-size:1.1rem;color:var(--ox-muted)}
.oxton-mobile-group[open] summary::after{content:"−"}
.oxton-mobile-group a{padding-left:18px !important;font-size:.85rem;opacity:.9}

.oxton-search{
  position:relative;flex:1;max-width:680px;margin-right:18px;
}
.oxton-search input{
  width:100%;padding:9px 14px 9px 38px;
  border:1px solid var(--ox-border);border-radius:99px;
  background:var(--ox-bg-soft);font-size:.88rem;font-family:inherit;color:var(--ox-text);
  transition:all .15s;
}
.oxton-search input::placeholder{color:var(--ox-subtle)}
.oxton-search input:focus{outline:none;background:#fff;border-color:var(--ox-primary);box-shadow:0 0 0 3px rgba(0,48,218,.12);max-width:none}
.oxton-search svg{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:var(--ox-subtle);width:16px;height:16px;pointer-events:none}

.oxton-header-actions{display:flex;align-items:center;gap:8px;flex-shrink:0;margin-left:auto}

/* Carrinho — SEMPRE visível em todos os breakpoints */
.header-cart{
  position:relative;display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:99px;color:var(--ox-text);
  background:transparent;border:1px solid transparent;
  text-decoration:none;flex-shrink:0;transition:all .12s;
}
.header-cart:hover{background:var(--ox-bg-muted);border-color:var(--ox-border);color:var(--ox-primary);text-decoration:none}
.header-cart-icon{width:19px;height:19px;display:block}
.header-cart-count{
  position:absolute;top:2px;right:0;
  min-width:18px;height:18px;padding:0 5px;border-radius:99px;
  background:#dc2626;color:#fff;font-size:.68rem;font-weight:700;
  display:inline-flex;align-items:center;justify-content:center;
  border:2px solid #fff;line-height:1;
  font-variant-numeric:tabular-nums;
}
.oxton-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:9px 18px;border-radius:8px;font-size:.88rem;font-weight:600;
  cursor:pointer;border:1px solid transparent;font-family:inherit;line-height:1.2;
  text-decoration:none;transition:all .15s;white-space:nowrap;
}
.oxton-btn-primary{background:var(--ox-primary);color:#fff;border-color:var(--ox-primary)}
.oxton-btn-primary:hover{background:var(--ox-primary-deep);border-color:var(--ox-primary-deep);color:#fff;text-decoration:none}
.oxton-btn-outline{background:transparent;color:var(--ox-text);border-color:var(--ox-border-strong)}
.oxton-btn-outline:hover{background:var(--ox-bg-muted);border-color:var(--ox-muted);color:var(--ox-text);text-decoration:none}
.oxton-btn-ghost{background:transparent;color:var(--ox-text-soft);border:none;padding:9px 14px}
.oxton-btn-ghost:hover{background:var(--ox-bg-muted);color:var(--ox-text);text-decoration:none}
.oxton-btn-lg{padding:13px 26px;font-size:.95rem}
.oxton-btn-white{background:#fff;color:var(--ox-primary);border-color:#fff;box-shadow:0 12px 30px -10px rgba(125,211,252,.55);transition:transform .15s,box-shadow .15s}
.oxton-btn-white:hover{background:var(--ox-bg-soft);color:var(--ox-primary-deep);text-decoration:none;transform:translateY(-2px);box-shadow:0 18px 40px -12px rgba(125,211,252,.7)}

.oxton-burger{
  display:none;background:transparent;border:none;cursor:pointer;color:var(--ox-text);
  width:40px;height:40px;align-items:center;justify-content:center;border-radius:8px;
}
.oxton-burger:hover{background:var(--ox-bg-muted)}

/* Mobile menu drawer */
/* Menu mobile antigo removido — o header novo (header.css + header.js) usa o atributo [hidden].
   As regras abaixo conflitavam (display:none/.open) e impediam o menu de abrir. */

/* ============================================================
   HERO INSTITUCIONAL — totalmente responsivo (clamp)
============================================================ */
.oxton-hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(120% 120% at 85% -10%, #4f46e5 0%, transparent 45%),
    radial-gradient(90% 110% at 0% 100%, #2563eb 0%, transparent 50%),
    linear-gradient(135deg,#070b2e 0%,#141a8c 48%,#1e2bd6 100%);
  color:#fff;
  padding:clamp(64px,9vw,128px) 0 clamp(80px,10vw,150px);
}
/* Aurora animada (orbs de luz) */
.oxton-hero::before{
  content:'';position:absolute;inset:-20%;pointer-events:none;z-index:0;
  background:
    radial-gradient(closest-side at 78% 22%, rgba(125,211,252,.32), transparent 70%),
    radial-gradient(closest-side at 18% 78%, rgba(168,85,247,.30), transparent 70%),
    radial-gradient(closest-side at 60% 60%, rgba(34,211,238,.18), transparent 70%);
  filter:blur(8px);
  animation:oxAurora 16s ease-in-out infinite alternate;
}
@keyframes oxAurora{
  0%{transform:translate3d(0,0,0) scale(1)}
  50%{transform:translate3d(2%,-2%,0) scale(1.06)}
  100%{transform:translate3d(-2%,2%,0) scale(1.02)}
}
/* Grid sutil + brilho superior */
.oxton-hero::after{
  content:'';position:absolute;inset:0;opacity:.5;pointer-events:none;z-index:0;
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(120% 80% at 50% 0%, rgba(0,0,0,.5), transparent 70%);
  -webkit-mask-image:radial-gradient(120% 80% at 50% 0%, rgba(0,0,0,.5), transparent 70%);
}
@media (prefers-reduced-motion: reduce){
  .oxton-hero::before{animation:none}
}
.oxton-hero-grid{
  position:relative;z-index:2;
  display:grid;
  grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);
  gap:clamp(32px,5vw,72px);align-items:center;
}
.oxton-hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);
  color:#fff;padding:7px 16px;border-radius:99px;font-size:.78rem;font-weight:600;letter-spacing:.04em;
  margin-bottom:24px;backdrop-filter:blur(6px);box-shadow:0 4px 18px -6px rgba(0,0,0,.3);
}
.oxton-hero-badge .dot{width:7px;height:7px;border-radius:50%;background:#22d3ee;box-shadow:0 0 0 4px rgba(34,211,238,.25);animation:oxPulse 2.4s ease-in-out infinite}
@keyframes oxPulse{0%,100%{box-shadow:0 0 0 0 rgba(34,211,238,.4)}50%{box-shadow:0 0 0 6px rgba(34,211,238,0)}}
.oxton-hero h1{
  font-size:clamp(2rem,5vw,3.6rem);
  font-weight:700;letter-spacing:-.03em;line-height:1.05;color:#fff;margin-bottom:20px;
  overflow-wrap:break-word;text-shadow:0 2px 30px rgba(8,12,46,.4);
}
.oxton-hero h1 .accent{
  position:relative;
  background:linear-gradient(135deg,#7dd3fc 0%,#a5b4fc 55%,#c4b5fd 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.oxton-hero-sub{
  font-size:clamp(.95rem,1.2vw,1.12rem);
  color:rgba(255,255,255,.86);line-height:1.6;margin-bottom:32px;max-width:600px;
}
.oxton-hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:18px}
.oxton-hero-link{color:rgba(255,255,255,.88);font-size:.9rem;font-weight:600;display:inline-flex;align-items:center;gap:6px}
.oxton-hero-link:hover{color:#fff;text-decoration:none}

/* Hero visual: composição de cards mockup */
.oxton-hero-visual{position:relative;height:clamp(380px,42vw,480px);width:100%;min-width:0}
/* Glow atrás da composição */
.oxton-hero-visual::before{
  content:'';position:absolute;inset:-10% -5% -10% 10%;z-index:0;pointer-events:none;
  background:radial-gradient(closest-side at 65% 45%, rgba(125,211,252,.35), transparent 70%);
  filter:blur(20px);
}
.oxton-hero-card{
  position:absolute;z-index:1;background:#fff;border-radius:18px;
  box-shadow:0 30px 70px -24px rgba(7,11,46,.6), 0 8px 20px -8px rgba(7,11,46,.3);
  padding:18px;color:var(--ox-text);overflow:hidden;
  border:1px solid rgba(255,255,255,.6);
  will-change:transform;
}
.oxton-hero-card-main{
  top:30px;right:0;width:78%;height:auto;
  animation:oxFloatA 7s ease-in-out infinite;
}
@keyframes oxFloatA{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
@keyframes oxFloatB{0%,100%{transform:translateY(0)}50%{transform:translateY(10px)}}
@keyframes oxFloatC{0%,100%{transform:rotate(-4deg) translateY(0)}50%{transform:rotate(-4deg) translateY(-9px)}}
@media (prefers-reduced-motion: reduce){
  .oxton-hero-card-main,.oxton-hero-card-mini,.oxton-hero-card-cert{animation:none !important}
}
.oxton-hero-card-main .card-thumb{
  height:140px;background:linear-gradient(135deg,#0030da,#1e3a8a);border-radius:8px;margin-bottom:12px;
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:2.5rem;
  position:relative;overflow:hidden;
}
.oxton-hero-card-main .card-thumb::after{
  content:'';position:absolute;inset:0;
  background:radial-gradient(circle at 30% 30%, rgba(255,255,255,.15), transparent 50%);
}
.oxton-hero-card-main .card-cat{
  font-size:.66rem;color:var(--ox-primary);font-weight:700;text-transform:uppercase;letter-spacing:.08em;margin-bottom:6px;
}
.oxton-hero-card-main .card-title{font-size:1rem;font-weight:600;margin-bottom:6px;letter-spacing:-.005em}
.oxton-hero-card-main .card-meta{display:flex;gap:10px;font-size:.78rem;color:var(--ox-muted)}
.oxton-hero-card-main .card-bar{margin-top:12px;height:4px;background:var(--ox-bg-muted);border-radius:99px;overflow:hidden}
.oxton-hero-card-main .card-bar > div{height:100%;width:68%;background:linear-gradient(90deg,var(--ox-primary),var(--ox-accent-light))}
.oxton-hero-card-main .card-pct{font-size:.72rem;color:var(--ox-primary);font-weight:600;margin-top:6px}

.oxton-hero-card-mini{
  bottom:30px;left:0;width:62%;padding:14px;
  animation:oxFloatB 6s ease-in-out infinite .6s;
}
.oxton-hero-card-mini .mini-row{display:flex;align-items:center;gap:10px}
.oxton-hero-card-mini .mini-ico{
  width:40px;height:40px;border-radius:10px;background:linear-gradient(135deg,#0e9f6e,#047857);
  color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.1rem;flex-shrink:0;
}
.oxton-hero-card-mini h4{font-size:.85rem;font-weight:600;margin:0;letter-spacing:-.005em}
.oxton-hero-card-mini p{font-size:.74rem;color:var(--ox-muted);margin:2px 0 0}

.oxton-hero-card-cert{
  top:50px;left:-30px;width:200px;padding:14px;background:linear-gradient(135deg,#fef3c7,#fff);
  border:1px solid #fde68a;transform:rotate(-4deg);
  animation:oxFloatC 8s ease-in-out infinite .3s;
}
.oxton-hero-card-cert .cert-seal{
  width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,#b45309,#d97706);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-size:1rem;margin-bottom:8px;
}
.oxton-hero-card-cert h4{font-size:.82rem;margin:0;color:var(--ox-text)}
.oxton-hero-card-cert p{font-size:.7rem;color:#92400e;margin-top:2px}

/* ============================================================
   HERO SLIDER INSTITUCIONAL
============================================================ */
.oxton-hslider{
  position:relative;overflow:hidden;isolation:isolate;
  height:clamp(460px,58vh,640px);
  background:#0a1230;color:#fff;
}
.oxton-hslider-track{position:absolute;inset:0}
.oxton-hslide{
  position:absolute;inset:0;display:flex;align-items:center;
  opacity:0;visibility:hidden;pointer-events:none;
  transform:scale(1.04);
  transition:opacity .9s ease,transform 1.4s ease,visibility 0s linear .9s;
  z-index:1;
}
.oxton-hslide.is-active{
  opacity:1;visibility:visible;pointer-events:auto;transform:scale(1);
  transition:opacity .9s ease,transform 7s linear,visibility 0s;
  z-index:2;
}
.oxton-hslide::after{content:"";position:absolute;inset:0;background:radial-gradient(120% 120% at 80% 10%,transparent 40%,rgba(0,0,0,.32) 100%);z-index:1}
/* Temas de fundo */
.hs-welcome{background:linear-gradient(120deg,#000f5c 0%,#0030da 55%,#1d4ed8 100%)}
.hs-business{background:linear-gradient(120deg,#0b1736 0%,#15336e 55%,#1e40af 100%)}
.hs-health{background:linear-gradient(120deg,#052e2b 0%,#0f5e57 55%,#0e7490 100%)}
.hs-sleep{background:linear-gradient(120deg,#0b1026 0%,#241a55 50%,#3730a3 100%)}

/* Formas decorativas animadas */
.oxton-hslide-decor{position:absolute;border-radius:50%;filter:blur(8px);opacity:.5;z-index:0;will-change:transform}
.oxton-hslide-decor.d1{width:420px;height:420px;top:-120px;right:-80px;background:radial-gradient(circle,rgba(255,255,255,.28),transparent 70%);animation:hsFloat 14s ease-in-out infinite}
.oxton-hslide-decor.d2{width:300px;height:300px;bottom:-110px;left:-60px;background:radial-gradient(circle,rgba(56,189,248,.45),transparent 70%);animation:hsFloat 18s ease-in-out infinite reverse}
.oxton-hslide-decor.d3{width:180px;height:180px;top:30%;left:55%;background:radial-gradient(circle,rgba(255,255,255,.18),transparent 70%);animation:hsFloat 22s ease-in-out infinite}
.hs-health .oxton-hslide-decor.d2{background:radial-gradient(circle,rgba(45,212,191,.5),transparent 70%)}
.hs-sleep .oxton-hslide-decor.d2{background:radial-gradient(circle,rgba(167,139,250,.5),transparent 70%)}
@keyframes hsFloat{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(28px,-22px) scale(1.08)}}

.oxton-hslide-inner{position:relative;z-index:2;width:100%;text-align:left}
.oxton-hslide-inner > *{max-width:680px}
.oxton-hslide-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);
  color:#fff;font-size:.78rem;font-weight:600;letter-spacing:.02em;
  padding:6px 14px;border-radius:999px;margin-bottom:18px;backdrop-filter:blur(4px);
}
.oxton-hslide-eyebrow .dot{width:7px;height:7px;border-radius:50%;background:#22d3ee;box-shadow:0 0 0 4px rgba(34,211,238,.25);animation:oxPulse 2.4s ease-in-out infinite}
.oxton-hslide h1{
  font-size:clamp(2rem,4.4vw,3.4rem);line-height:1.06;letter-spacing:-.02em;
  font-weight:800;margin:0 0 16px;color:#fff;text-shadow:0 2px 30px rgba(0,0,0,.18);
}
.oxton-hslide h1 .accent{
  background:linear-gradient(90deg,#a5f3fc,#67e8f9);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hs-health h1 .accent{background:linear-gradient(90deg,#5eead4,#34d399);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hs-sleep h1 .accent{background:linear-gradient(90deg,#c4b5fd,#818cf8);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.oxton-hslide p{font-size:clamp(1rem,1.4vw,1.18rem);line-height:1.65;color:rgba(255,255,255,.9);max-width:600px;margin:0 0 26px}
.oxton-hslide-cta{display:flex;gap:12px;flex-wrap:wrap}
.oxton-btn-glass{background:rgba(255,255,255,.12)!important;color:#fff!important;border-color:rgba(255,255,255,.3)!important;backdrop-filter:blur(4px)}
.oxton-btn-glass:hover{background:rgba(255,255,255,.22)!important;color:#fff!important}

/* Animação de entrada do conteúdo (stagger) */
.oxton-hslide [data-anim]{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.75,.25,1)}
.oxton-hslide.is-active [data-anim]{opacity:1;transform:none}
.oxton-hslide.is-active [data-anim]:nth-child(1){transition-delay:.15s}
.oxton-hslide.is-active [data-anim]:nth-child(2){transition-delay:.28s}
.oxton-hslide.is-active [data-anim]:nth-child(3){transition-delay:.42s}
.oxton-hslide.is-active [data-anim]:nth-child(4){transition-delay:.56s}

/* Setas */
.oxton-hslider-arrow{
  position:absolute;top:50%;transform:translateY(-50%);z-index:6;
  width:48px;height:48px;border-radius:50%;cursor:pointer;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);
  color:#fff;font-size:1.7rem;line-height:1;display:flex;align-items:center;justify-content:center;
  backdrop-filter:blur(6px);transition:background .15s,transform .15s;
}
.oxton-hslider-arrow:hover{background:rgba(255,255,255,.28)}
.oxton-hslider-arrow.prev{left:24px}
.oxton-hslider-arrow.next{right:24px}
.oxton-hslider-arrow.prev:hover{transform:translateY(-50%) scale(1.08)}
.oxton-hslider-arrow.next:hover{transform:translateY(-50%) scale(1.08)}

/* Dots */
.oxton-hslider-dots{position:absolute;left:50%;bottom:64px;transform:translateX(-50%);z-index:6;display:flex;gap:10px}
.oxton-hslider-dots button{
  width:11px;height:11px;border-radius:999px;cursor:pointer;padding:0;
  background:rgba(255,255,255,.4);border:none;transition:width .25s,background .25s;
}
.oxton-hslider-dots button.is-active{width:30px;background:#fff}

/* Barra de progresso (no topo, para não ficar sob o card de indicadores) */
.oxton-hslider-progress{position:absolute;left:0;right:0;top:0;height:3px;background:rgba(255,255,255,.16);z-index:6}
.oxton-hslider-progress span{display:block;height:100%;width:100%;transform:scaleX(0);transform-origin:left;background:linear-gradient(90deg,#22d3ee,#fff);transition:transform .1s linear}

/* ---- Composição visual à direita (shapes + cards) ---- */
.oxton-hslide-visual{
  position:absolute;top:50%;transform:translateY(-50%);
  right:max(24px,calc((100% - 1200px)/2 + 24px));
  width:min(420px,40%);height:380px;z-index:2;pointer-events:none;
}
.oxhv-ring{
  position:absolute;top:-30px;bottom:-30px;left:-30px;right:0;border-radius:50%;
  border:1px solid rgba(255,255,255,.18);
  box-shadow:0 0 0 30px rgba(255,255,255,.05) inset;
  animation:hsFloat 16s ease-in-out infinite;
}
.oxhv-ring::after{content:"";position:absolute;inset:34px;border-radius:50%;border:1px dashed rgba(255,255,255,.16)}
.oxhv-card{
  position:absolute;color:#fff;
  background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.22);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-radius:16px;padding:15px 17px;
  box-shadow:0 24px 48px -22px rgba(0,0,0,.55);
  opacity:0;transform:translateY(26px) scale(.96);
  transition:opacity .7s ease,transform .7s cubic-bezier(.2,.75,.25,1);
}
.is-active .oxhv-card{opacity:1;transform:translateY(0) scale(1)}
.oxhv-c1{top:6px;right:0;width:248px;animation:hsFloatY 13s ease-in-out infinite}
.oxhv-c2{top:150px;left:-6px;width:226px;animation:hsFloatY 17s ease-in-out infinite reverse}
.oxhv-c3{bottom:4px;right:26px;width:230px;animation:hsFloatY 15s ease-in-out infinite}
@keyframes hsFloatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-16px)}}
.is-active .oxhv-c1{transition-delay:.3s}
.is-active .oxhv-c2{transition-delay:.5s}
.is-active .oxhv-c3{transition-delay:.68s}
.oxhv-card.oxhv-c2,.oxhv-card.oxhv-c3{display:flex;align-items:center;gap:12px}

.oxhv-ico{width:40px;height:40px;border-radius:11px;display:flex;align-items:center;justify-content:center;font-size:1.15rem;flex-shrink:0}
.oxhv-ico.amber{background:rgba(251,191,36,.22);box-shadow:inset 0 0 0 1px rgba(251,191,36,.4)}
.oxhv-ico.green{background:rgba(52,211,153,.22);box-shadow:inset 0 0 0 1px rgba(52,211,153,.45);color:#a7f3d0}
.oxhv-ico.blue{background:rgba(96,165,250,.22);box-shadow:inset 0 0 0 1px rgba(96,165,250,.45)}
.oxhv-ico.violet{background:rgba(167,139,250,.22);box-shadow:inset 0 0 0 1px rgba(167,139,250,.45)}
.oxhv-ico.teal{background:rgba(45,212,191,.22);box-shadow:inset 0 0 0 1px rgba(45,212,191,.45)}
.oxhv-ico.indigo{background:rgba(129,140,248,.22);box-shadow:inset 0 0 0 1px rgba(129,140,248,.45)}
.oxhv-tt{font-size:.92rem;font-weight:700;letter-spacing:-.01em}
.oxhv-tt.sm{font-size:.84rem}
.oxhv-sub{font-size:.74rem;color:rgba(255,255,255,.7);margin-top:2px}
.oxhv-cat{font-size:.7rem;text-transform:uppercase;letter-spacing:.08em;color:rgba(255,255,255,.65);margin-bottom:6px}
.oxhv-bar{height:6px;border-radius:99px;background:rgba(255,255,255,.18);margin-top:10px;overflow:hidden}
.oxhv-bar span{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,#a5f3fc,#fff)}
.oxhv-pct{font-size:.72rem;color:#a5f3fc;font-weight:600;margin-top:6px}
.oxhv-kpi{font-size:1.7rem;font-weight:800;letter-spacing:-.02em;display:flex;align-items:baseline;gap:6px}
.oxhv-kpi.green{color:#6ee7b7}
.oxhv-kpi .oxhv-up{font-size:.8rem;color:#34d399}
.oxhv-kpi .oxhv-unit{font-size:.8rem;font-weight:600;color:rgba(255,255,255,.6)}
.oxhv-chart{display:flex;align-items:flex-end;gap:7px;height:48px;margin-top:12px}
.oxhv-chart i{flex:1;border-radius:4px 4px 0 0;background:linear-gradient(180deg,#a5f3fc,rgba(165,243,252,.35))}
.oxhv-ecg{width:100%;height:30px;margin-top:10px;fill:none;stroke:#6ee7b7;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.oxhv-score{position:relative;width:96px;height:96px;margin:6px auto 4px}
.oxhv-score svg{width:100%;height:100%;transform:rotate(-90deg)}
.oxhv-score circle{fill:none;stroke-width:7}
.oxhv-score circle.bg{stroke:rgba(255,255,255,.16)}
.oxhv-score circle.fg{stroke:#c4b5fd;stroke-linecap:round;stroke-dasharray:213.6;stroke-dashoffset:27.8}
.oxhv-score span{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:800}
.oxhv-score span small{font-size:.7rem;font-weight:600;color:rgba(255,255,255,.6);margin-left:1px}

@media (max-width:980px){.oxton-hslide-visual{display:none}}

@media (max-width:768px){
  .oxton-hslider{height:clamp(420px,80vh,560px)}
  .oxton-hslider-arrow{display:none}
  .oxton-hslide-inner{text-align:left}
  .oxton-hslide-cta{justify-content:flex-start}
}
@media (prefers-reduced-motion: reduce){
  .oxton-hslide,.oxton-hslide.is-active{transition:opacity .3s ease;transform:none}
  .oxton-hslide-decor{animation:none}
  .oxton-hslide [data-anim]{transition:none;opacity:1;transform:none}
}

/* ============================================================
   STATS / INDICADORES
============================================================ */
.oxton-stats{
  position:relative;z-index:3;margin-top:-44px;
}
.oxton-stats-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  background:#fff;border:1px solid var(--ox-border);border-radius:var(--ox-radius-lg);
  box-shadow:var(--ox-shadow-lg);overflow:hidden;
}
.oxton-stat-card{
  padding:24px 28px;border-right:1px solid var(--ox-border);
  display:flex;flex-direction:column;gap:6px;position:relative;
}
.oxton-stat-card:last-child{border-right:none}
.oxton-stat-icon{
  width:34px;height:34px;border-radius:8px;display:flex;align-items:center;justify-content:center;
  background:var(--ox-primary-soft);color:var(--ox-primary);margin-bottom:6px;
}
.oxton-stat-value{
  font-size:1.9rem;font-weight:700;letter-spacing:-.025em;color:var(--ox-text);line-height:1;
  font-variant-numeric:tabular-nums;
}
.oxton-stat-label{font-size:.82rem;color:var(--ox-muted);font-weight:500}

/* ============================================================
   SECTION GERAL
============================================================ */
.oxton-section{padding:80px 0}
.oxton-section--alt{background:var(--ox-bg-soft)}
.oxton-section--dark{background:var(--ox-bg-dark);color:#fff}
.oxton-section--dark h2,.oxton-section--dark h3{color:#fff}
.oxton-section--dark p{color:rgba(255,255,255,.78)}

.oxton-section-header{margin-bottom:42px;display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap}
.oxton-section-header .left{flex:1;min-width:260px}
.oxton-eyebrow{
  display:inline-block;font-size:.74rem;text-transform:uppercase;letter-spacing:.12em;
  font-weight:700;color:var(--ox-primary);margin-bottom:10px;
}
.oxton-section h2{font-size:2.1rem;font-weight:700;letter-spacing:-.025em;line-height:1.15;margin:0 0 10px}
.oxton-section-sub{font-size:1.02rem;color:var(--ox-muted);max-width:640px}

.oxton-section-link{
  font-weight:600;font-size:.9rem;color:var(--ox-primary);display:inline-flex;align-items:center;gap:6px;
}
.oxton-section-link:hover{text-decoration:none;color:var(--ox-primary-deep)}

/* ============================================================
   CATEGORIAS
============================================================ */
.oxton-category-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.oxton-category-card{
  --cat:#6366f1;
  position:relative;overflow:hidden;
  background:#fff;border:1px solid var(--ox-border);border-radius:var(--ox-radius-lg);
  padding:22px 20px;text-decoration:none;color:var(--ox-text);
  display:flex;flex-direction:column;gap:8px;transition:all .18s;
}
.oxton-category-card::before{
  content:"";position:absolute;left:0;top:0;right:0;height:4px;
  background:var(--cat);opacity:.85;transition:opacity .18s;
}
.oxton-category-card:hover{
  border-color:var(--cat);
  box-shadow:0 10px 26px -12px color-mix(in srgb,var(--cat) 55%,transparent);
  text-decoration:none;color:var(--ox-text);transform:translateY(-3px);
}
.oxton-category-card:hover .oxton-category-name{color:var(--cat)}
.oxton-category-icon{
  width:48px;height:48px;border-radius:12px;
  background:color-mix(in srgb,var(--cat) 14%,#fff);
  color:var(--cat);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--cat) 22%,transparent);
  display:flex;align-items:center;justify-content:center;font-size:1.4rem;margin-bottom:6px;
  transition:transform .18s;
}
.oxton-category-card:hover .oxton-category-icon{transform:scale(1.06)}
.oxton-category-name{font-size:1rem;font-weight:600;letter-spacing:-.005em;transition:color .18s}
.oxton-category-count{font-size:.82rem;color:var(--ox-muted)}
/* paleta cíclica por card */
.oxton-category-card:nth-child(8n+1){--cat:#6366f1}
.oxton-category-card:nth-child(8n+2){--cat:#0ea5e9}
.oxton-category-card:nth-child(8n+3){--cat:#ec4899}
.oxton-category-card:nth-child(8n+4){--cat:#14b8a6}
.oxton-category-card:nth-child(8n+5){--cat:#f59e0b}
.oxton-category-card:nth-child(8n+6){--cat:#8b5cf6}
.oxton-category-card:nth-child(8n+7){--cat:#ef4444}
.oxton-category-card:nth-child(8n+8){--cat:#22c55e}

/* ============================================================
   CURSOS
============================================================ */
.oxton-course-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.oxton-course-grid--3{grid-template-columns:repeat(3,1fr)}

.oxton-course-card{
  background:#fff;border:1px solid var(--ox-border);border-radius:var(--ox-radius-lg);overflow:hidden;
  display:flex;flex-direction:column;text-decoration:none;color:var(--ox-text);
  transition:all .15s;
}
.oxton-course-card:hover{
  border-color:var(--ox-border-strong);box-shadow:var(--ox-shadow);text-decoration:none;color:var(--ox-text);
}
.oxton-course-image{
  position:relative;aspect-ratio:16/10;
  background:linear-gradient(135deg,var(--ox-primary) 0%,#1e3a8a 100%);
  overflow:hidden;
}
.oxton-course-image img{width:100%;height:100%;object-fit:cover;display:block}
.oxton-course-image-fallback{
  position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;
  color:#fff;gap:8px;background:linear-gradient(135deg,var(--ox-primary),#1e3a8a);
}
.oxton-course-image-fallback::before{
  content:'';position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size:24px 24px;
}
.oxton-course-image-fallback .fb-ico{font-size:1.8rem;opacity:.85;position:relative;z-index:1}
.oxton-course-image-fallback .fb-text{font-size:.7rem;text-transform:uppercase;letter-spacing:.12em;font-weight:700;opacity:.78;position:relative;z-index:1;text-align:center;padding:0 10px}

.oxton-course-badge{
  position:absolute;top:12px;left:12px;
  background:rgba(10,15,30,.78);backdrop-filter:blur(6px);color:#fff;
  padding:4px 10px;border-radius:99px;font-size:.7rem;font-weight:600;letter-spacing:.04em;
  z-index:2;
}
.oxton-course-body{padding:16px 18px;display:flex;flex-direction:column;gap:6px;flex:1}
.oxton-course-title{
  font-size:.98rem;font-weight:600;color:var(--ox-text);line-height:1.4;letter-spacing:-.005em;
  margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  min-height:2.7em;
}
.oxton-course-instructor{
  font-size:.82rem;color:var(--ox-muted);display:flex;align-items:center;gap:4px;
}
.oxton-course-meta{display:flex;align-items:center;gap:10px;font-size:.78rem;color:var(--ox-muted);margin-top:auto}
.oxton-course-meta-item{display:inline-flex;align-items:center;gap:4px}
.oxton-course-rating{color:#b45309;font-weight:600}

.oxton-course-footer{
  padding:12px 18px;border-top:1px solid var(--ox-border);background:var(--ox-bg-soft);
  display:flex;justify-content:space-between;align-items:center;
}
.oxton-course-price{font-size:1.05rem;font-weight:700;color:var(--ox-text);letter-spacing:-.01em}
.oxton-course-price.free{color:var(--ox-success)}
.oxton-course-price-old{font-size:.78rem;color:var(--ox-subtle);text-decoration:line-through;font-weight:500;margin-left:6px}
.oxton-course-cta{font-size:.78rem;font-weight:600;color:var(--ox-primary);display:inline-flex;align-items:center;gap:4px}

/* ============================================================
   DIFERENCIAIS
============================================================ */
.oxton-feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.oxton-feature-card{
  background:#fff;border:1px solid var(--ox-border);border-radius:var(--ox-radius-lg);
  padding:28px 26px;display:flex;flex-direction:column;gap:10px;
}
.oxton-feature-icon{
  width:48px;height:48px;border-radius:11px;
  background:linear-gradient(135deg,var(--ox-primary-soft),#fff);
  color:var(--ox-primary);
  display:flex;align-items:center;justify-content:center;margin-bottom:6px;
}
.oxton-feature-icon svg{width:22px;height:22px}
.oxton-feature-card h3{font-size:1.05rem;font-weight:700;color:var(--ox-text);letter-spacing:-.01em}
.oxton-feature-card p{font-size:.92rem;color:var(--ox-muted);line-height:1.55}

/* ============================================================
   INSTRUTOR + ENTERPRISE BANNERS
============================================================ */
.oxton-banner-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.oxton-banner{
  position:relative;overflow:hidden;border-radius:var(--ox-radius-xl);padding:42px 44px;
  display:flex;flex-direction:column;justify-content:space-between;gap:24px;min-height:280px;color:#fff;
}
.oxton-banner-instructor{background:linear-gradient(135deg,#0030da 0%,#001a96 100%)}
.oxton-banner-enterprise{background:linear-gradient(135deg,#0a0f1e 0%,#1e3a8a 100%)}
.oxton-banner::before{
  content:'';position:absolute;top:-50px;right:-50px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.1),transparent 60%);
}
.oxton-banner-content{position:relative;z-index:1;max-width:480px}
.oxton-banner-eyebrow{font-size:.72rem;text-transform:uppercase;letter-spacing:.12em;font-weight:700;color:rgba(255,255,255,.7);margin-bottom:14px;display:block}
.oxton-banner h3{font-size:1.7rem;font-weight:700;color:#fff;letter-spacing:-.02em;line-height:1.2;margin:0 0 12px}
.oxton-banner p{color:rgba(255,255,255,.82);font-size:.95rem;line-height:1.55;margin:0 0 20px}
.oxton-banner-actions{display:flex;gap:10px;flex-wrap:wrap;position:relative;z-index:1}

/* ============================================================
   TESTEMUNHOS / VALORES
============================================================ */
.oxton-values-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.oxton-value-card{
  background:#fff;border:1px solid var(--ox-border);border-left:3px solid var(--ox-primary);
  border-radius:var(--ox-radius-lg);padding:24px 26px;
}
.oxton-value-card h4{font-size:1rem;font-weight:700;color:var(--ox-text);letter-spacing:-.01em;margin:0 0 8px}
.oxton-value-card p{font-size:.92rem;color:var(--ox-muted);line-height:1.55;margin:0}
.oxton-value-card .quote{font-size:1.5rem;color:var(--ox-primary);line-height:1;display:inline-block;margin-bottom:6px;opacity:.6}

/* ============================================================
   CTA FINAL
============================================================ */
.oxton-cta{
  background:linear-gradient(135deg,#0a0f1e 0%,#001a96 100%);
  color:#fff;border-radius:var(--ox-radius-xl);padding:64px 52px;text-align:center;position:relative;overflow:hidden;
}
.oxton-cta::before{
  content:'';position:absolute;inset:0;
  background-image:
    radial-gradient(circle at 10% 20%, rgba(125,211,252,.15), transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(167,139,250,.15), transparent 40%);
}
.oxton-cta-content{position:relative;z-index:1;max-width:640px;margin:0 auto}
.oxton-cta h2{font-size:2.2rem;font-weight:700;color:#fff;letter-spacing:-.025em;margin:0 0 14px}
.oxton-cta p{color:rgba(255,255,255,.85);font-size:1.05rem;line-height:1.6;margin:0 0 28px}
.oxton-cta-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* ============================================================
   FOOTER INSTITUCIONAL
============================================================ */
.oxton-footer{
  background:var(--ox-bg-dark);color:rgba(255,255,255,.7);padding:72px 0 0;border-top:1px solid #1e293b;
}
.oxton-footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:48px}
.oxton-footer-brand{max-width:340px}
.oxton-footer-logo{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;margin-bottom:14px}
.oxton-footer-brand p{color:rgba(255,255,255,.7);font-size:.9rem;line-height:1.6;margin-bottom:18px}
.oxton-footer-qr{display:flex;align-items:center;gap:14px;margin:18px 0 22px;padding:12px;border:1px solid rgba(255,255,255,.1);border-radius:12px;background:rgba(255,255,255,.04);max-width:340px;width:100%;box-sizing:border-box;flex-wrap:wrap}
.oxton-footer-qr a{flex:none;line-height:0}
.oxton-footer-qr img{display:block;width:92px;height:92px;aspect-ratio:1/1;object-fit:contain;border-radius:8px;background:#fff;padding:6px;box-sizing:border-box;flex:none}
.oxton-footer-qr-txt{display:flex;flex-direction:column;gap:4px;flex:1;min-width:150px}
.oxton-footer-qr-txt strong{color:#fff;font-size:.92rem;letter-spacing:-.01em}
.oxton-footer-qr-txt span{color:rgba(255,255,255,.6);font-size:.8rem;line-height:1.45}
.oxton-footer-social{display:flex;gap:8px}
.oxton-footer-social a{
  width:36px;height:36px;border-radius:8px;background:rgba(255,255,255,.05);color:rgba(255,255,255,.7);
  display:flex;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.08);
}
.oxton-footer-social a:hover{background:var(--ox-primary);color:#fff;border-color:var(--ox-primary);text-decoration:none}

.oxton-footer-col h4{color:#fff;font-size:.82rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;margin:0 0 18px}
.oxton-footer-col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:11px}
.oxton-footer-col a{color:rgba(255,255,255,.65);font-size:.88rem}
.oxton-footer-col a:hover{color:#fff;text-decoration:none}

.oxton-footer-bottom{
  margin-top:54px;padding:24px 0;border-top:1px solid #1e293b;
  display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;
  font-size:.82rem;color:rgba(255,255,255,.55);
}
.oxton-footer-bottom-links{display:flex;gap:18px;flex-wrap:wrap}
.oxton-footer-bottom-links a{color:rgba(255,255,255,.55)}
.oxton-footer-bottom-links a:hover{color:#fff;text-decoration:none}

/* ============================================================
   RESPONSIVO — sem overflow horizontal, com carrinho sempre visível
============================================================ */
html,body{overflow-x:hidden}
.oxton-home,.courses-page,.course-detail-page{max-width:100vw;overflow-x:hidden}
img,iframe,video{max-width:100%;height:auto}

/* Notebook menor */
@media(max-width:1100px){
  .oxton-header-inner{gap:18px}
  .oxton-search{max-width:240px}
  .oxton-nav a{padding:9px 10px;font-size:.72rem;letter-spacing:.06em}
}

@media(max-width:1024px){
  .oxton-hero-grid{grid-template-columns:1fr;gap:36px;text-align:left}
  .oxton-hero-visual{height:auto;min-height:auto;max-width:560px;margin:0;display:grid;gap:18px;grid-template-columns:1fr 1fr}
  .oxton-hero-card{position:relative !important;transform:none !important;inset:auto !important;width:100% !important;height:auto !important}
  .oxton-hero-card-main{grid-column:1/-1;width:100% !important}
  .oxton-hero-card-cert{transform:none !important}
  .oxton-category-grid{grid-template-columns:repeat(3,1fr)}
  .oxton-course-grid{grid-template-columns:repeat(3,1fr)}
  .oxton-feature-grid{grid-template-columns:repeat(2,1fr)}
  .oxton-banner-grid{grid-template-columns:1fr}
  .oxton-values-grid{grid-template-columns:1fr;gap:12px}
  .oxton-stats-grid{grid-template-columns:repeat(2,1fr)}
  .oxton-stat-card:nth-child(2){border-right:none}
  .oxton-stat-card:nth-child(-n+2){border-bottom:1px solid var(--ox-border)}
  .oxton-footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .oxton-footer-brand{grid-column:1/-1}
}

/* Tablet */
@media(max-width:900px){
  .oxton-nav,.oxton-search,.oxton-topbar{display:none}
  .oxton-burger{display:flex}
  .header-cart{display:inline-flex}             /* carrinho permanece */
  .header-login-btn,.header-signup-btn{display:none}
  .header-panel-btn{padding:8px 14px;font-size:.78rem}
}

/* Mobile */
@media(max-width:768px){
  .oxton-header-inner{gap:10px;height:62px;padding:0 16px}
  .oxton-logo-text span:last-child{display:none}
  .oxton-section{padding:56px 0}
  .oxton-section h2{font-size:1.5rem}
  .oxton-hero-cta{flex-direction:column;width:100%}
  .oxton-hero-cta .oxton-btn{width:100%;justify-content:center}
  .oxton-hero-visual{grid-template-columns:1fr;max-width:420px}
  .oxton-hero-card-cert{display:none}              /* limpa visual no mobile */
  .oxton-category-grid{grid-template-columns:repeat(2,1fr)}
  .oxton-course-grid{grid-template-columns:1fr;gap:14px}
  .oxton-feature-grid{grid-template-columns:1fr}
  .oxton-banner{padding:32px 26px}
  .oxton-banner h3{font-size:1.35rem}
  .oxton-cta{padding:42px 26px}
  .oxton-cta h2{font-size:1.6rem}
}

@media(max-width:560px){
  .oxton-hero{padding:48px 0 64px}
  .oxton-hero-grid{gap:30px}
  .oxton-hero-visual{display:none}                  /* foco no texto e CTA */
  .oxton-stats{margin-top:-30px}
  .oxton-stat-card{padding:18px}
  .oxton-stat-value{font-size:1.5rem}
  .oxton-category-grid{grid-template-columns:1fr 1fr;gap:10px}
  .oxton-category-card{padding:16px 14px}
  .oxton-footer{padding:48px 0 0}
  .oxton-footer-grid{grid-template-columns:1fr;gap:32px}
}

@media(max-width:420px){
  .oxton-header-inner{gap:6px;padding:0 12px}
  .header-cart{width:38px;height:38px}
  .header-panel-btn{padding:7px 11px;font-size:.74rem}
  .oxton-burger{width:38px;height:38px;padding:0;display:inline-flex;align-items:center;justify-content:center}
}

/* ============================================================
   HOME — Banner de lançamento, Artigos, Docentes (SaaS premium)
============================================================ */
/* Banner de lançamento */
.oxton-launch{display:grid;grid-template-columns:minmax(0,420px) minmax(0,1fr);gap:0;border-radius:20px;overflow:hidden;background:linear-gradient(135deg,#0F172A 0%,#1e1f6b 55%,#3335d8 120%);box-shadow:0 24px 60px -28px rgba(15,23,42,.5)}
@media(max-width:840px){.oxton-launch{grid-template-columns:1fr}}
.oxton-launch-media{position:relative;min-height:260px;background:rgba(255,255,255,.06);display:flex;align-items:center;justify-content:center}
.oxton-launch-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.oxton-launch-emoji{font-size:72px;opacity:.92}
.oxton-launch-body{padding:clamp(28px,4vw,44px);color:#fff;display:flex;flex-direction:column;gap:14px}
.oxton-launch-eyebrow{display:inline-flex;align-items:center;gap:8px;align-self:flex-start;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);color:#dbe1ff;font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;padding:6px 14px;border-radius:999px}
.oxton-launch-eyebrow .dot{width:7px;height:7px;border-radius:50%;background:#d6a934;box-shadow:0 0 0 4px rgba(214,169,52,.25)}
.oxton-launch-body h2{color:#fff;font-size:clamp(22px,2.6vw,30px);margin:0;line-height:1.2}
.oxton-launch-body p{color:#dbe1ff;font-size:15px;line-height:1.6;margin:0;max-width:560px}
.oxton-launch-countdown{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin:4px 0}
.oxton-launch-countdown .countdown-label{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:#c7cbe0}
.oxton-launch-countdown .countdown-units{display:flex;gap:10px}
.oxton-launch-countdown .countdown-unit{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);border-radius:10px;padding:8px 12px;text-align:center;min-width:56px}
.oxton-launch-countdown .countdown-unit strong{display:block;font-size:22px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums;line-height:1}
.oxton-launch-countdown .countdown-unit small{font-size:10px;text-transform:uppercase;letter-spacing:.06em;color:#c7cbe0}
.oxton-launch-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:2px}
.oxton-launch-by{font-size:13px;color:#c7cbe0}.oxton-launch-by strong{color:#fff}

/* Artigos */
.oxton-article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media(max-width:900px){.oxton-article-grid{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.oxton-article-grid{grid-template-columns:1fr}}
.oxton-article-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--ox-border,#e5e7eb);border-radius:16px;overflow:hidden;text-decoration:none;color:inherit;transition:border-color .15s,box-shadow .15s,transform .15s}
.oxton-article-card:hover{border-color:var(--ox-primary,#3335d8);box-shadow:0 16px 40px -20px rgba(15,23,42,.3);transform:translateY(-2px);text-decoration:none}
.oxton-article-cover{position:relative;aspect-ratio:16/9;background:linear-gradient(135deg,#1e1f6b,#3335d8);display:flex;align-items:center;justify-content:center;font-size:34px}
.oxton-article-cover img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.oxton-article-cat{position:absolute;left:12px;top:12px;background:rgba(255,255,255,.92);color:#1e1f6b;font-size:11px;font-weight:700;padding:4px 10px;border-radius:999px}
.oxton-article-body{padding:18px;display:flex;flex-direction:column;gap:8px;flex:1}
.oxton-article-body h3{font-size:16.5px;font-weight:700;color:#0f172a;line-height:1.35;margin:0}
.oxton-article-body p{font-size:13.5px;color:#475569;line-height:1.55;margin:0;flex:1}
.oxton-article-meta{font-size:12.5px;color:#94a3b8;display:flex;gap:6px;flex-wrap:wrap;margin-top:4px}

/* Docentes */
.oxton-teacher-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
@media(max-width:900px){.oxton-teacher-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.oxton-teacher-grid{grid-template-columns:1fr 1fr}}
.oxton-teacher-card{display:flex;flex-direction:column;align-items:center;text-align:center;gap:6px;background:#fff;border:1px solid var(--ox-border,#e5e7eb);border-radius:16px;padding:24px 16px;text-decoration:none;color:inherit;transition:border-color .15s,box-shadow .15s}
.oxton-teacher-card:hover{border-color:var(--ox-primary,#3335d8);box-shadow:0 14px 36px -20px rgba(15,23,42,.28);text-decoration:none}
.oxton-teacher-avatar{width:72px;height:72px;border-radius:50%;object-fit:cover;margin-bottom:4px}
.oxton-teacher-avatar-fb{display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1e1f6b,#3335d8);color:#fff;font-size:28px;font-weight:700}
.oxton-teacher-name{font-size:15px;font-weight:700;color:#0f172a;display:inline-flex;align-items:center;gap:5px}
.oxton-teacher-verified{color:#3335d8;font-size:12px}
.oxton-teacher-headline{font-size:12.5px;color:#64748b;line-height:1.4}
.oxton-teacher-courses{font-size:12px;color:#94a3b8;margin-top:4px}