/* Academia Baldo MKT — base styles */
:root{
  --deep:#050d1a; --navy:#07182e; --navy2:#0c2e5c; --blue:#147bff; --sky:#42b8ff; --cyan:#3fd0ff;
  --orange:#ff7a1a; --yellow:#FFD60A; --green:#12ad87; --green2:#2ee59d; --red:#ff4d5e;
  --ink:#101c31; --muted:#697b91; --line:#e5ecf4; --paper:#f5f8fc; --white:#fff;
  --shadow:0 18px 48px rgba(17,42,78,.10); --r:22px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Inter,"Segoe UI",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--blue)}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.display{font-family:Anton,Impact,sans-serif;font-weight:400;letter-spacing:.3px;line-height:1}
.mono{font-family:"JetBrains Mono",ui-monospace,monospace}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(5,13,26,.86);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.06)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.nav img{height:26px}
.nav nav{display:flex;gap:22px;align-items:center}
.nav nav a{color:#cfe0f5;text-decoration:none;font-weight:600;font-size:14px}
.nav nav a:hover{color:#fff}
.nav .btn{padding:10px 18px;font-size:14px}
@media(max-width:760px){.nav nav a:not(.btn){display:none}}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border:0;cursor:pointer;text-decoration:none;font-weight:800;border-radius:999px;padding:16px 28px;font-size:16px;transition:transform .2s cubic-bezier(.34,1.56,.64,1),box-shadow .2s}
.btn:active{transform:scale(.97)}
.btn-yellow{background:var(--yellow);color:var(--deep);box-shadow:0 10px 30px rgba(255,214,10,.35)}
.btn-yellow:hover{transform:translateY(-2px)}
.btn-blue{background:var(--blue);color:#fff;box-shadow:0 10px 30px rgba(20,123,255,.35)}
.btn-ghost{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.25)}
.btn-wa{background:#25d366;color:#fff}

/* dark sections */
.dark{background:radial-gradient(120% 80% at 50% 0%,var(--navy) 0%,var(--deep) 70%);color:#fff;position:relative;overflow:hidden}
.dark .muted{color:#9fb3cc}
.grid-bg::before{content:"";position:absolute;left:-30%;right:-30%;bottom:-40px;height:420px;transform:perspective(500px) rotateX(60deg);transform-origin:50% 100%;
  background-image:linear-gradient(rgba(63,208,255,.16) 1px,transparent 1px),linear-gradient(90deg,rgba(63,208,255,.16) 1px,transparent 1px);background-size:56px 56px;
  -webkit-mask-image:linear-gradient(to top,rgba(0,0,0,.9),transparent);mask-image:linear-gradient(to top,rgba(0,0,0,.9),transparent);pointer-events:none}
.dark > *{position:relative}

.pill{display:inline-block;font-family:"JetBrains Mono",monospace;font-weight:700;font-size:12px;letter-spacing:1.5px;padding:7px 14px;border-radius:999px;border:1.5px solid var(--cyan);color:var(--cyan);background:rgba(63,208,255,.1);text-transform:uppercase}
.pill.y{border-color:var(--yellow);color:var(--yellow);background:rgba(255,214,10,.1)}
.pill.g{border-color:var(--green2);color:var(--green2);background:rgba(46,229,157,.1)}
.pill.o{border-color:var(--orange);color:var(--orange);background:rgba(255,122,26,.1)}

section{padding:88px 0}
.sec-title{font-family:Anton,Impact,sans-serif;font-weight:400;font-size:clamp(34px,5vw,54px);line-height:1.02;margin:14px 0 14px}
.sec-sub{font-size:18px;color:var(--muted);max-width:640px}
.center{text-align:center}.center .sec-sub{margin:0 auto}
.hl{color:var(--blue)}.dark .hl{color:var(--cyan)}.yl{color:var(--yellow)}

/* cards */
.cards{display:grid;gap:18px}
.c2{grid-template-columns:repeat(2,1fr)}.c3{grid-template-columns:repeat(3,1fr)}.c4{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.c3,.c4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.c2,.c3,.c4{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px;box-shadow:var(--shadow)}
.dark .card,.glass{background:linear-gradient(160deg,rgba(255,255,255,.08),rgba(255,255,255,.03));border:1.5px solid rgba(63,208,255,.22);box-shadow:none;color:#fff}
.card h3{font-size:19px;font-weight:800;margin-bottom:6px}
.card p{color:var(--muted);font-size:15px}
.dark .card p{color:#a9bbd1}
.ico{width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:24px;background:linear-gradient(135deg,var(--sky),var(--blue));margin-bottom:14px}

/* footer */
footer{background:var(--deep);color:#8aa0bb;padding:40px 0;font-size:14px}
footer .wrap{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:center}
footer img{height:22px}

/* reveal */
.rv{opacity:0;transform:translateY(24px);transition:opacity .7s cubic-bezier(.33,1,.68,1),transform .7s cubic-bezier(.33,1,.68,1)}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* ===== guide (reading) layout ===== */
.guide-hero{padding:56px 0 46px}
.guide-hero h1{font-family:Anton,Impact,sans-serif;font-weight:400;font-size:clamp(38px,6vw,64px);line-height:1;margin:14px 0}
.guide-hero p{color:#a9bbd1;font-size:18px;max-width:680px}
.guide-meta{display:flex;gap:18px;flex-wrap:wrap;margin-top:18px;font-size:14px;color:#9fb3cc}
.guide{display:grid;grid-template-columns:240px 1fr;gap:48px;padding:56px 20px 90px;max-width:1120px;margin:0 auto}
@media(max-width:900px){.guide{grid-template-columns:1fr}.toc{display:none}}
.toc{position:sticky;top:90px;align-self:start;font-size:14px}
.toc b{display:block;margin-bottom:10px;font-size:12px;letter-spacing:1.5px;color:var(--muted);font-family:"JetBrains Mono",monospace}
.toc a{display:block;color:var(--ink);text-decoration:none;padding:6px 0 6px 12px;border-left:2px solid var(--line)}
.toc a:hover{border-color:var(--blue);color:var(--blue)}
.prose{max-width:720px}
.prose h2{font-family:Anton,Impact,sans-serif;font-weight:400;font-size:34px;line-height:1.1;margin:44px 0 14px;scroll-margin-top:90px}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:20px;font-weight:800;margin:26px 0 8px}
.prose p,.prose li{font-size:17px;color:#2a3a52}
.prose p{margin-bottom:14px}
.prose ul,.prose ol{padding-left:22px;margin-bottom:16px}
.prose li{margin-bottom:6px}
.prose strong{color:var(--ink)}
.box{border-radius:18px;padding:20px 22px;margin:20px 0;border:1.5px solid var(--line);background:#fff}
.box.tip{border-color:#bfe3ff;background:#f0f8ff}
.box.warn{border-color:#ffd7a8;background:#fff7ec}
.box.bad{border-color:#ffc5cb;background:#fff3f4}
.box.good{border-color:#b8f0d9;background:#effcf6}
.box b.lbl{display:block;font-family:"JetBrains Mono",monospace;font-size:12px;letter-spacing:1.5px;margin-bottom:6px}
.box.tip b.lbl{color:var(--blue)}.box.warn b.lbl{color:#c25b00}.box.bad b.lbl{color:#d0293b}.box.good b.lbl{color:var(--green)}
.prose table{width:100%;border-collapse:collapse;margin:18px 0;font-size:15px;background:#fff;border-radius:14px;overflow:hidden;box-shadow:var(--shadow)}
.prose th{background:var(--navy);color:#fff;text-align:left;padding:12px 14px;font-size:14px}
.prose td{padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}
.steps{counter-reset:s;list-style:none;padding:0!important}
.steps li{counter-increment:s;position:relative;padding-left:52px;margin-bottom:16px}
.steps li::before{content:counter(s);position:absolute;left:0;top:-2px;width:36px;height:36px;border-radius:99px;background:linear-gradient(135deg,var(--sky),var(--blue));color:#fff;font-weight:900;display:flex;align-items:center;justify-content:center}
.done-bar{margin-top:40px;padding:24px;border-radius:20px;background:var(--navy);color:#fff;display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.done-bar.is-done{background:var(--green)}
code{font-family:"JetBrains Mono",monospace;font-size:.9em;background:#eaf1fa;padding:2px 6px;border-radius:6px}

@media print{
  .nav,.toc,.done-bar,.no-print,footer{display:none!important}
  body{background:#fff}
  .dark{background:var(--navy)!important;-webkit-print-color-adjust:exact;print-color-adjust:exact}
  .guide{display:block;padding:20px}
  .prose{max-width:none}
  .box,.prose table{break-inside:avoid}
}