:root{--bg:#f4faef;--card:#fff;--ink:#3c3c3c;--mute:#5f5f5f;--line:#e5e5e5;--brand:#58cc02;--lip:#3f9a00;--on:#153b00;--blue:#1cb0f6;--blue-bg:#ddf4ff;--blue-ink:#0b4f7a;--ok-bg:#d7ffb8;--ok-ink:#2b6b00;--warn:#fff3c4;--warn-ink:#7a5400;--bad:#b3261e}
@media (prefers-color-scheme:dark){:root{--bg:#131f24;--card:#1f2c34;--ink:#f1f7fb;--mute:#9fb3bf;--line:#37464f;--blue-bg:#14323f;--blue-ink:#8fdcff;--ok-bg:#1c3a14;--ok-ink:#a5ed6e;--warn:#3a2e12;--warn-ink:#ffd35c;--bad:#ff9a9a}}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:500 17px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:inherit}
.bar{position:sticky;top:0;z-index:5;display:flex;justify-content:space-between;align-items:center;padding:10px max(16px,calc((100vw - 980px)/2));background:var(--bg);border-bottom:2px solid var(--line)}
.brand{font-weight:800;text-decoration:none;font-size:1.1rem}
.login{font-weight:800;color:var(--blue-ink);text-decoration:none;padding:8px 14px;border:2px solid var(--line);border-radius:12px;background:var(--card)}
main{max-width:980px;margin:0 auto;padding:0 16px}
.hero{padding:44px 0 28px;text-align:center}
.pill{display:inline-block;margin:0 0 14px;padding:6px 14px;border-radius:99px;background:var(--blue-bg);color:var(--blue-ink);font-weight:800;font-size:.85rem}
h1{font-size:clamp(2rem,6vw,3.2rem);line-height:1.1;margin:0 0 14px;font-weight:800;letter-spacing:-.02em}
h2{font-size:1.6rem;margin:0 0 14px;font-weight:800}
h3{margin:6px 0 4px;font-size:1.1rem;font-weight:800}
.lead{font-size:1.2rem;color:var(--mute);max-width:36em;margin:0 auto 22px}.lead.small{font-size:1.05rem;margin-left:0}
.cta-row{display:flex;gap:14px;justify-content:center;align-items:center;flex-wrap:wrap}
.btn{display:inline-block;font:800 1.05rem/1 inherit;padding:16px 28px;border-radius:16px;text-decoration:none;border:2px solid var(--line);border-bottom-width:5px;background:var(--card);color:var(--blue-ink);cursor:pointer}
.btn.primary{background:var(--brand);border-color:var(--lip);color:var(--on);letter-spacing:.02em}
.btn:active{transform:translateY(2px);border-bottom-width:3px}
.btn:disabled{opacity:.55}
.count{font-weight:800;color:var(--blue-ink);background:var(--blue-bg);padding:10px 16px;border-radius:99px}
.note{color:var(--mute);font-size:.9rem;margin:12px 0 0}.note.center{text-align:center}
.section{padding:28px 0}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:14px}
.tile{background:var(--card);border:2px solid var(--line);border-radius:18px;padding:18px}
.tile p{margin:0;color:var(--mute);font-size:.97rem}.ic{font-size:2rem}
.demo{text-align:center}
.phone{max-width:380px;margin:0 auto;text-align:left;background:var(--card);border:2px solid var(--line);border-radius:22px;padding:18px;box-shadow:0 8px 0 var(--line)}
.tag{display:inline-block;font-size:.75rem;font-weight:800;padding:3px 10px;border-radius:99px;background:var(--warn);color:var(--warn-ink)}
.q{font-weight:700;margin:12px 0}
.opt{border:2px solid var(--line);border-bottom-width:4px;border-radius:14px;padding:12px;margin:8px 0;font-weight:600}
.opt.sel{background:var(--blue-bg);border-color:var(--blue);color:var(--blue-ink)}
.conf{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:12px}
.conf span{text-align:center;padding:10px 4px;border-radius:12px;font-weight:800;font-size:.9rem;border:2px solid;border-bottom-width:4px}
.c1{background:#fff3c4;border-color:#ffc800;color:#7a5400}.c2{background:var(--blue-bg);border-color:#84d8ff;color:var(--blue-ink)}.c3{background:var(--ok-bg);border-color:var(--brand);color:var(--ok-ink)}
.two{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px}
.ticks{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.ticks li{padding-left:34px;position:relative}
.ticks li::before{content:"✓";position:absolute;left:0;top:0;width:24px;height:24px;border-radius:50%;background:var(--brand);color:var(--on);display:grid;place-items:center;font-weight:800;font-size:.85rem}
.ticks.warn li::before{content:"!";background:#ffc800;color:#3b2a00}
.teacher p{max-width:40em}
.form-wrap{background:var(--card);border:2px solid var(--line);border-radius:22px;padding:24px;margin:20px 0}
form{display:grid;gap:4px;max-width:520px}
label{font-weight:800;margin-top:10px}
input,select{font:inherit;padding:14px;border:2px solid var(--line);border-radius:14px;background:var(--bg);color:var(--ink);width:100%}
input:focus,select:focus{outline:3px solid var(--blue);outline-offset:1px}
.opt-tag{font-weight:600;color:var(--mute);font-size:.8rem}
.check{display:flex;gap:10px;align-items:flex-start;font-weight:500;font-size:.92rem;margin-top:14px}
.check input{width:22px;height:22px;margin-top:2px;flex:none}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.error{color:var(--bad);min-height:1.3em;margin:8px 0 0;font-weight:700}
form .btn{width:100%;margin-top:6px}
.done{text-align:center;padding:16px 0}.done .big{font-size:3.4rem}
.privacy p{color:var(--mute);max-width:42em;font-size:.95rem}
footer{max-width:980px;margin:0 auto;padding:24px 16px 48px;color:var(--mute);font-size:.85rem;text-align:center}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn{transition:none}}

.opt.good{background:var(--ok-bg);border-color:var(--brand);color:var(--ok-ink)}
.conf .on{outline:3px solid var(--brand)}
.why{margin-top:12px;padding:12px;border-radius:14px;background:var(--blue-bg);color:var(--blue-ink);font-size:.9rem;line-height:1.45}
.lead.small.center{text-align:center}

.sticky{position:fixed;left:50%;bottom:max(14px,env(safe-area-inset-bottom));transform:translateX(-50%);z-index:20;width:min(92vw,420px);text-align:center;padding:14px 18px;border-radius:16px;background:var(--brand);color:var(--on);font-weight:800;text-decoration:none;border-bottom:4px solid var(--lip);box-shadow:0 6px 18px rgba(0,0,0,.18);transition:opacity .2s}
.sticky.off{opacity:0;pointer-events:none}
body{padding-bottom:84px}

.price{text-align:center;margin:8px auto 14px}
.seats{display:inline-block;font-size:.8rem;font-weight:800;padding:4px 12px;border-radius:99px;background:var(--warn);color:var(--warn-ink)}
.price .amount{font-size:2.2rem;font-weight:900;margin:8px 0 0;line-height:1.1}
.price .amount small{font-size:1rem;font-weight:700;color:var(--mute)}
.price .alt{margin:4px 0 0;font-weight:700;color:var(--mute)}
.form-wrap form input:not([type=checkbox]){margin-bottom:10px}
.fine{font-size:.78rem;color:var(--mute);margin:10px 0 0;text-align:center}
.check span{font-size:.9rem}

.bar-seats{height:10px;border-radius:99px;background:var(--line);margin:10px auto 0;max-width:260px;overflow:hidden}
.bar-seats i{display:block;height:100%;background:var(--brand);border-radius:99px;transition:width .6s}

.powered{letter-spacing:.04em;margin-bottom:6px}.powered strong{letter-spacing:.14em;color:var(--ink,inherit)}
a.btn{display:block;text-align:center;text-decoration:none}

/* páginas legais (privacidade e termos) */
.legal{max-width:720px;margin:0 auto;padding:24px 16px 8px}
.legal h1{font-size:1.7rem;line-height:1.2;margin:8px 0 4px}
.legal h2{font-size:1.15rem;margin:28px 0 6px}
.legal p,.legal li{color:var(--ink)}
.legal .upd{color:var(--mute);font-size:.9rem;margin:0 0 12px}
.legal ul{padding-left:1.2rem;margin:6px 0}
.legal li{margin:4px 0}
.legal table{width:100%;border-collapse:collapse;font-size:.92rem;margin:8px 0}
.legal th,.legal td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
.legal th{background:var(--card)}
.legal .box{background:var(--card);border:2px solid var(--line);border-radius:14px;padding:12px 14px;margin:14px 0}