/* Big Cursos · Catálogo de Mentorias */
:root{
  --bg:#070b24; --bg2:#0b1236; --surface:#101a4a; --surface2:#16226a;
  --line:rgba(140,170,255,.16); --text:#eaf0ff; --muted:#aab6dd;
  --blue:#2b6bff; --cyan:#25c2ff; --gold:#ffcf3f; --wa:#25d366; --wa-dark:#128c4a;
  --radius:20px; --shadow:0 20px 50px -20px rgba(0,0,0,.7);
  --font-h:'Sora','Segoe UI',system-ui,sans-serif; --font-b:'Inter','Segoe UI',system-ui,sans-serif;
  --gutter:clamp(16px,4vw,40px); --max:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:400 1rem/1.65 var(--font-b);overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3,h4{font-family:var(--font-h);line-height:1.15;margin:0;letter-spacing:-.02em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px;border-radius:6px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:8px;background:var(--gold);color:#000;padding:10px 16px;border-radius:8px;z-index:200;font-weight:700}
.skip:focus{left:8px}
.wrap{width:min(100% - var(--gutter)*2,var(--max));margin-inline:auto}
.ico{width:1.25em;height:1.25em;flex:none;fill:currentColor}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.6em;padding:.95em 1.5em;border-radius:999px;border:0;
  font:700 1rem/1 var(--font-b);text-decoration:none;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s;white-space:nowrap}
.btn:hover{transform:translateY(-2px)}
.btn-wa{background:linear-gradient(135deg,#2be077,var(--wa-dark));color:#04210f;box-shadow:0 10px 30px -8px rgba(37,211,102,.6)}
.btn-wa:hover{box-shadow:0 14px 36px -6px rgba(37,211,102,.85)}
.btn-ghost{background:rgba(255,255,255,.06);border:1px solid var(--line);color:var(--text)}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-lg{padding:1.15em 1.9em;font-size:1.05rem}
.btn-sm{padding:.75em 1.1em;font-size:.9rem}

/* Header */
.header{position:sticky;top:0;z-index:100;background:rgba(7,11,36,.78);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:72px}
.brand img{height:50px;width:auto}
.nav{display:flex;align-items:center;gap:28px}
.nav a.link{text-decoration:none;color:var(--muted);font-weight:600;font-size:.95rem;transition:color .2s;position:relative}
.nav a.link:hover{color:#fff}
.nav a.link::after{content:"";position:absolute;left:0;right:100%;bottom:-6px;height:2px;background:var(--cyan);transition:right .25s}
.nav a.link:hover::after{right:0}
.burger{display:none;background:none;border:1px solid var(--line);border-radius:12px;width:46px;height:46px;color:#fff;cursor:pointer;align-items:center;justify-content:center}
.burger svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round}
@media (max-width:900px){
  .burger{display:inline-flex}
  .nav{position:fixed;inset:72px 0 auto 0;flex-direction:column;align-items:stretch;gap:0;padding:12px var(--gutter) 24px;background:rgba(7,11,36,.97);
    border-bottom:1px solid var(--line);transform:translateY(-12px);opacity:0;visibility:hidden;transition:.25s}
  .nav.open{transform:none;opacity:1;visibility:visible}
  .nav a.link{padding:16px 4px;border-bottom:1px solid var(--line);font-size:1.05rem}
  .nav a.link::after{display:none}
  .nav .btn{margin-top:18px}
}

/* Hero */
.hero{position:relative;padding:clamp(48px,8vw,110px) 0 clamp(56px,8vw,96px);overflow:hidden;isolation:isolate}
.hero::before,.hero::after{content:"";position:absolute;z-index:-1;border-radius:50%;filter:blur(90px);opacity:.55}
.hero::before{width:560px;height:560px;background:var(--blue);top:-180px;right:-120px}
.hero::after{width:460px;height:460px;background:#6a2bff;bottom:-200px;left:-140px;opacity:.35}
.grid-bg{position:absolute;inset:0;z-index:-2;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:56px 56px;mask-image:radial-gradient(ellipse at 50% 30%,#000 10%,transparent 70%);-webkit-mask-image:radial-gradient(ellipse at 50% 30%,#000 10%,transparent 70%);opacity:.5}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(28px,5vw,64px);align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:10px;padding:.5em 1em;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.05);
  font-size:.82rem;font-weight:600;color:var(--muted);letter-spacing:.02em}
.eyebrow i{width:8px;height:8px;border-radius:50%;background:var(--wa);box-shadow:0 0 0 4px rgba(37,211,102,.25)}
.hero h1{font-size:clamp(2.1rem,5.4vw,4rem);font-weight:800;margin:22px 0 20px}
.grad{background:linear-gradient(100deg,var(--cyan),#7aa2ff 50%,var(--gold));-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:clamp(1.05rem,2vw,1.25rem);color:#cdd7f7;max-width:60ch}
.lead strong{color:#fff}
.yes{display:grid;gap:12px;margin:28px 0 8px}
.yes li{display:flex;gap:12px;align-items:flex-start;color:#dbe4ff;font-size:1.02rem}
.yes svg{width:24px;height:24px;flex:none;margin-top:2px;color:var(--cyan)}
.hero-closing{margin-top:20px;font-size:1.15rem;font-weight:600;color:#fff}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-visual{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center}
.hero-visual .glow{position:absolute;inset:8%;background:radial-gradient(circle,rgba(37,194,255,.45),transparent 65%);filter:blur(30px);z-index:-1}
.hero-visual img.logo{width:min(100%,460px);animation:float 6s ease-in-out infinite;filter:drop-shadow(0 30px 40px rgba(0,0,0,.5))}
.badge{display:flex;align-items:center;gap:10px;padding:12px 16px;border-radius:16px;background:rgba(16,26,74,.85);backdrop-filter:blur(8px);border:1px solid var(--line);box-shadow:var(--shadow);font-size:.85rem;font-weight:600}
.badge b{display:block;font:800 1.35rem var(--font-h);color:var(--gold)}
.badges{display:flex;gap:14px;margin-top:22px;flex-wrap:wrap;justify-content:center}
@keyframes float{50%{transform:translateY(-12px)}}
@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr}
  .hero-visual{order:-1;max-width:340px;margin-inline:auto}
}

/* Section scaffolding */
section{padding:clamp(56px,8vw,104px) 0}
.sec-head{text-align:center;max-width:760px;margin:0 auto clamp(32px,5vw,56px)}
.kicker{display:inline-block;color:var(--cyan);font:700 .8rem var(--font-b);letter-spacing:.18em;text-transform:uppercase;margin-bottom:14px}
.sec-head h2{font-size:clamp(1.8rem,4vw,2.9rem);font-weight:800}
.sec-head p{margin-top:16px;color:var(--muted);font-size:1.08rem}

/* Why / vantagens */
.alt{background:linear-gradient(180deg,var(--bg),var(--bg2) 50%,var(--bg))}
.cards4{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}
.feat{padding:28px;border-radius:var(--radius);background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));border:1px solid var(--line);transition:transform .25s,border-color .25s}
.feat:hover{transform:translateY(-6px);border-color:rgba(37,194,255,.5)}
.feat .ic{width:54px;height:54px;border-radius:16px;display:grid;place-items:center;margin-bottom:18px;background:linear-gradient(135deg,var(--blue),var(--cyan));box-shadow:0 10px 24px -8px rgba(43,107,255,.8)}
.feat .ic svg{width:28px;height:28px;stroke:#fff;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.feat h3{font-size:1.2rem;margin-bottom:10px}
.feat p{color:var(--muted);font-size:.98rem}
.quote{margin:clamp(36px,5vw,56px) auto 0;max-width:880px;text-align:center;padding:clamp(28px,4vw,44px);border-radius:var(--radius);
  background:linear-gradient(135deg,rgba(43,107,255,.25),rgba(106,43,255,.2));border:1px solid var(--line)}
.quote p{font:700 clamp(1.25rem,2.8vw,1.9rem)/1.35 var(--font-h)}
.quote span{display:block;margin-top:14px;color:var(--muted);font-size:1rem}

/* Stats */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:16px;margin-top:clamp(32px,5vw,52px)}
.stat{text-align:center;padding:24px 12px;border-radius:var(--radius);background:rgba(255,255,255,.04);border:1px solid var(--line)}
.stat b{display:block;font:800 clamp(2rem,4vw,2.8rem) var(--font-h);background:linear-gradient(135deg,var(--cyan),var(--gold));-webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{color:var(--muted);font-size:.95rem}

/* Catalog */
.tools{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;margin-bottom:28px}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{padding:.6em 1.1em;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--muted);font:600 .9rem var(--font-b);cursor:pointer;transition:.2s}
.chip:hover{color:#fff;border-color:rgba(37,194,255,.6)}
.chip[aria-pressed="true"]{background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;border-color:transparent}
.search{position:relative;flex:1 1 260px;max-width:360px}
.search input{width:100%;padding:.85em 1em .85em 2.8em;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.05);color:#fff;font:500 .95rem var(--font-b)}
.search input::placeholder{color:#8e9bc9}
.search svg{position:absolute;left:1em;top:50%;transform:translateY(-50%);width:20px;height:20px;stroke:var(--muted);fill:none;stroke-width:2;stroke-linecap:round}
.count{color:var(--muted);font-size:.92rem;margin-bottom:18px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,330px),1fr));gap:26px}
.course{display:flex;flex-direction:column;border-radius:var(--radius);overflow:hidden;background:var(--surface);border:1px solid var(--line);transition:transform .3s,box-shadow .3s,border-color .3s;position:relative}
.course:hover{transform:translateY(-8px);box-shadow:0 30px 60px -24px rgba(37,107,255,.55);border-color:rgba(37,194,255,.55)}
.course[hidden]{display:none}
.thumb{position:relative;aspect-ratio:1/1;overflow:hidden;background:var(--surface2);width:100%;border:0;padding:0;cursor:pointer;display:block}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.course:hover .thumb img{transform:scale(1.05)}
.cat{display:flex;flex-wrap:wrap;align-items:center;gap:8px;color:var(--cyan);font-size:.75rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.tag.gold{padding:.25em .7em;border-radius:999px;background:var(--gold);color:#201700;letter-spacing:.02em;text-transform:none}
.body{display:flex;flex-direction:column;gap:12px;padding:22px;flex:1}
.body h3{font-size:1.18rem}
.body p.resumo{color:var(--muted);font-size:.96rem;flex:1}
.meta{display:flex;flex-wrap:wrap;gap:8px}
.meta li{display:inline-flex;align-items:center;gap:7px;padding:.4em .8em;border-radius:10px;background:rgba(37,194,255,.1);color:#bfe9ff;font-size:.82rem;font-weight:600}
.meta svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.brinde{display:flex;align-items:center;gap:8px;color:var(--gold);font-weight:700;font-size:.88rem}
.actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:4px}
.empty{text-align:center;padding:48px 16px;color:var(--muted)}
@media (max-width:420px){.actions{grid-template-columns:1fr}}

/* Modal */
dialog.modal{width:min(920px,calc(100% - 24px));max-height:calc(100dvh - 24px);padding:0;border:1px solid var(--line);border-radius:24px;background:var(--bg2);color:var(--text);overflow:hidden;box-shadow:0 40px 120px rgba(0,0,0,.8)}
dialog.modal::backdrop{background:rgba(3,6,20,.8);backdrop-filter:blur(6px)}
.m-shell{display:flex;flex-direction:column;max-height:calc(100dvh - 24px)}
.m-head{display:grid;grid-template-columns:200px 1fr;gap:24px;padding:24px;border-bottom:1px solid var(--line);background:linear-gradient(135deg,rgba(43,107,255,.22),transparent);position:relative}
.m-head img{border-radius:16px;width:200px;aspect-ratio:1/1;object-fit:cover}
.m-head h3{font-size:clamp(1.3rem,3vw,1.8rem);margin:6px 40px 12px 0}
.m-head p{color:var(--muted);margin-bottom:14px}
.m-close{position:absolute;top:14px;right:14px;width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:rgba(255,255,255,.08);color:#fff;font-size:1.4rem;cursor:pointer}
.m-close:hover{background:rgba(255,255,255,.18)}
.m-body{overflow:auto;padding:24px;display:grid;gap:22px;overscroll-behavior:contain}
.m-body h4{font-size:1.05rem;color:var(--cyan);margin-bottom:12px}
.m-body ul.list{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:8px 22px}
.m-body ul.list li{position:relative;padding-left:20px;color:#d5defa;font-size:.95rem}
.m-body ul.list li::before{content:"";position:absolute;left:0;top:.6em;width:8px;height:8px;border-radius:2px;background:linear-gradient(135deg,var(--cyan),var(--blue))}
.m-body .obj,.m-body .pratica{padding:12px 14px;border-radius:12px;font-size:.93rem;margin-bottom:12px}
.m-body .obj{background:rgba(255,255,255,.05);color:var(--muted)}
.m-body .pratica{background:rgba(255,207,63,.1);border:1px solid rgba(255,207,63,.3);margin:14px 0 0;color:#ffe9a6}
.m-foot{padding:16px 24px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;background:rgba(0,0,0,.2)}
.m-foot small{color:var(--muted)}
.course-data{display:none}
@media (max-width:640px){
  .m-head{grid-template-columns:1fr;padding:18px}
  .m-head img{display:none}
  .m-head h3{font-size:1.25rem}
  .m-body{padding:18px}.m-foot{padding:14px 18px}
  .m-foot .btn{width:100%}
}

/* Diferenciais */
.diffs{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,210px),1fr));gap:18px}
.diff{padding:26px 22px;border-radius:var(--radius);text-align:center;background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.02));border:1px solid var(--line)}
.diff .ic{width:62px;height:62px;margin:0 auto 16px;border-radius:50%;display:grid;place-items:center;background:radial-gradient(circle,rgba(255,207,63,.25),rgba(255,207,63,.05));border:1px solid rgba(255,207,63,.45)}
.diff .ic svg{width:30px;height:30px;stroke:var(--gold);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.diff h3{font-size:1.08rem}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:22px;counter-reset:s}
.step{position:relative;padding:30px 26px 26px;border-radius:var(--radius);background:rgba(255,255,255,.04);border:1px solid var(--line);counter-increment:s}
.step::before{content:counter(s);position:absolute;top:-18px;left:24px;width:40px;height:40px;border-radius:50%;display:grid;place-items:center;font:800 1.1rem var(--font-h);background:linear-gradient(135deg,var(--blue),var(--cyan));box-shadow:0 8px 20px -6px rgba(43,107,255,.9)}
.step h3{font-size:1.15rem;margin-bottom:8px}
.step p{color:var(--muted)}

/* CTA + contact */
.cta{text-align:center;padding:clamp(36px,6vw,64px) var(--gutter);border-radius:28px;background:linear-gradient(135deg,#1a3dd8,#6a2bff);position:relative;overflow:hidden;margin-bottom:clamp(40px,6vw,72px)}
.cta::after{content:"";position:absolute;inset:auto -10% -60% -10%;height:80%;background:radial-gradient(ellipse,rgba(255,255,255,.25),transparent 65%)}
.cta>*{position:relative;z-index:1}
.cta h2{font-size:clamp(1.7rem,4vw,2.7rem);font-weight:800;max-width:20ch;margin:0 auto 14px}
.cta p{max-width:56ch;margin:0 auto 26px;color:#e6ebff;font-size:1.08rem}
.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr));gap:18px}
.ct{display:flex;gap:16px;padding:22px;border-radius:var(--radius);background:rgba(255,255,255,.05);border:1px solid var(--line);text-decoration:none;transition:.25s;min-width:0}
a.ct:hover{transform:translateY(-4px);border-color:rgba(37,194,255,.6)}
.ct .ic{flex:none;width:48px;height:48px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,var(--blue),var(--cyan))}
.ct .ic svg{width:24px;height:24px;stroke:#fff;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.ct small{display:block;color:var(--muted);font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;font-weight:700}
.ct span{display:block;font-weight:600;overflow-wrap:anywhere}

footer{padding:40px 0 100px;border-top:1px solid var(--line);background:#050820;color:var(--muted);font-size:.92rem}
footer .wrap{display:flex;flex-wrap:wrap;gap:20px;align-items:center;justify-content:space-between}
footer img{height:46px;width:auto}

/* Floating WhatsApp */
.fab{position:fixed;right:18px;bottom:18px;z-index:90;display:flex;align-items:center;gap:10px;padding:14px 20px 14px 16px;border-radius:999px;background:linear-gradient(135deg,#2be077,var(--wa-dark));color:#04210f;font-weight:800;text-decoration:none;box-shadow:0 14px 34px -6px rgba(37,211,102,.7)}
.fab svg{width:28px;height:28px;fill:currentColor}
.fab::before{content:"";position:absolute;inset:0;border-radius:inherit;border:2px solid var(--wa);animation:ping 2.4s infinite}
@keyframes ping{0%{transform:scale(1);opacity:.8}100%{transform:scale(1.35);opacity:0}}
@media (max-width:520px){.fab span{display:none}.fab{padding:15px}}

/* Reveal */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s,transform .7s}
.reveal.in{opacity:1;transform:none}
.no-js .reveal{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}