:root{--azul:#0A4D8C;--azul-esc:#072F57;--verde:#2E9E6B;--verde-esc:#1E6B48;--claro:#F4F9F7;--branco:#fff;--cinza:#5B6B66;--grad:linear-gradient(135deg,#0A4D8C 0%,#2E9E6B 100%)}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Segoe UI',system-ui,-apple-system,sans-serif;color:#1c2b26;background:var(--branco);line-height:1.6}
img{max-width:100%}
a{text-decoration:none;color:inherit}
.container{width:min(1140px,92%);margin:0 auto}

/* HEADER */
header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.95);backdrop-filter:blur(10px);box-shadow:0 2px 14px rgba(10,77,140,.08)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:.7rem 0}
.nav img{height:56px}
.nav ul{display:flex;gap:1.4rem;list-style:none;align-items:center}
.nav a{font-weight:600;font-size:.95rem;color:var(--azul-esc);padding:.4rem .2rem;border-bottom:2px solid transparent;transition:.2s}
.nav a:hover,.nav a.active{border-color:var(--verde);color:var(--verde-esc)}
.btn{display:inline-block;background:var(--grad);color:#fff!important;padding:.65rem 1.5rem;border-radius:999px;font-weight:700;transition:.25s;box-shadow:0 4px 14px rgba(46,158,107,.3);border:none;cursor:pointer;font-size:.95rem}
.btn:hover{transform:translateY(-2px);box-shadow:0 8px 22px rgba(10,77,140,.35)}
.btn-outline{background:transparent;color:var(--azul)!important;border:2px solid var(--azul);box-shadow:none}
.hamb{display:none;font-size:1.7rem;background:none;border:none;color:var(--azul);cursor:pointer}

/* HERO */
.hero{background:linear-gradient(rgba(7,47,87,.82),rgba(10,77,140,.75)),url('../img/hero.jpg') center/cover;color:#fff;padding:7rem 0 6rem;text-align:center}
.hero h1{font-size:clamp(1.9rem,4.5vw,3.2rem);font-weight:800;max-width:820px;margin:0 auto 1rem}
.hero p{font-size:1.15rem;max-width:640px;margin:0 auto 2rem;opacity:.92}
.hero .btn{font-size:1.05rem;padding:.85rem 2.2rem}
.hero-badges{display:flex;gap:2rem;justify-content:center;margin-top:3rem;flex-wrap:wrap}
.badge{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);border-radius:14px;padding:1rem 1.6rem;min-width:150px}
.badge b{font-size:1.8rem;display:block;color:#7FE0B0}
.badge span{font-size:.85rem;opacity:.85}

/* SECTIONS */
section{padding:4.5rem 0}
.sec-claro{background:var(--claro)}
.kicker{color:var(--verde);font-weight:700;text-transform:uppercase;letter-spacing:.12em;font-size:.8rem}
h2{font-size:clamp(1.5rem,3vw,2.2rem);color:var(--azul-esc);margin:.3rem 0 1rem}
.grid{display:grid;gap:1.4rem}
.g3{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.card{background:#fff;border-radius:16px;padding:1.8rem;box-shadow:0 4px 18px rgba(10,77,140,.07);transition:.25s;border-top:4px solid var(--verde)}
.card:hover{transform:translateY(-6px);box-shadow:0 14px 30px rgba(10,77,140,.14)}
.card .ico{font-size:2rem;margin-bottom:.8rem;display:block}
.card h3{color:var(--azul);font-size:1.1rem;margin-bottom:.5rem}
.card p{font-size:.92rem;color:var(--cinza)}

/* STATS */
.stats{background:var(--azul-esc);color:#fff;text-align:center}
.stats .grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.stats b{font-size:2.6rem;color:#7FE0B0;display:block}
.stats span{opacity:.85}

/* QUIZ */
.quiz{background:linear-gradient(135deg,#072F57,#0A4D8C);color:#fff;border-radius:24px;padding:3rem;max-width:860px;margin:0 auto}
.quiz h2{color:#fff}
.quiz .opt{display:block;width:100%;text-align:left;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.25);color:#fff;padding:.9rem 1.2rem;border-radius:12px;margin:.5rem 0;cursor:pointer;font-size:1rem;transition:.2s}
.quiz .opt:hover{background:rgba(127,224,176,.25);border-color:#7FE0B0}
.quiz .bar{height:8px;background:rgba(255,255,255,.2);border-radius:99px;margin:1rem 0}
.quiz .bar div{height:100%;background:#7FE0B0;border-radius:99px;transition:.4s}
#quiz-result{font-size:1.05rem;line-height:1.7}

/* TRILHA DO LEITOR */
.trilha{display:flex;gap:0;overflow-x:auto;padding:2rem 0;position:relative}
.t-node{flex:0 0 240px;text-align:center;position:relative;padding:0 1rem}
.t-node::before{content:'';position:absolute;top:34px;left:-50%;width:100%;height:3px;background:linear-gradient(90deg,var(--verde),var(--azul));z-index:0}
.t-node:first-child::before{display:none}
.t-dot{width:68px;height:68px;border-radius:50%;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.6rem;margin:0 auto 1rem;position:relative;z-index:1;box-shadow:0 4px 14px rgba(10,77,140,.3)}
.t-node h4{color:var(--azul-esc);margin-bottom:.4rem}
.t-node p{font-size:.85rem;color:var(--cinza)}
.t-node .btn{margin-top:.7rem;font-size:.8rem;padding:.45rem 1.1rem}

/* LIVROS */
.livro{display:flex;gap:1.5rem;background:#fff;border-radius:16px;padding:1.6rem;box-shadow:0 4px 18px rgba(10,77,140,.08);align-items:flex-start}
.livro .capa{width:130px;min-width:130px;border-radius:8px;box-shadow:0 6px 16px rgba(0,0,0,.2)}
.livro h3{color:var(--azul);margin-bottom:.4rem}
.livro .tags{margin:.6rem 0}

/* FORM */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.form-grid .full{grid-column:1/-1}
input,textarea,select{width:100%;padding:.85rem 1rem;border:1.5px solid #D7E3DE;border-radius:10px;font-size:.95rem;font-family:inherit;background:#fff;transition:.2s}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--verde);box-shadow:0 0 0 3px rgba(46,158,107,.15)}
label{font-weight:600;font-size:.85rem;color:var(--azul-esc);display:block;margin-bottom:.3rem}

/* FOOTER */
footer{background:var(--azul-esc);color:#cfe0da;padding:3.5rem 0 1.5rem}
footer .grid{grid-template-columns:2fr 1fr 1fr 1.4fr;gap:2rem}
footer h4{color:#fff;margin-bottom:.9rem;font-size:1rem}
footer a:hover{color:#7FE0B0}
footer ul{list-style:none}
footer li{margin:.4rem 0;font-size:.9rem}
.copy{border-top:1px solid rgba(255,255,255,.15);margin-top:2.5rem;padding-top:1.2rem;text-align:center;font-size:.82rem;opacity:.7}

/* WHATSAPP FLOAT */
.wa{position:fixed;bottom:22px;right:22px;width:60px;height:60px;background:#25D366;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.9rem;box-shadow:0 6px 20px rgba(0,0,0,.3);z-index:200;transition:.25s}
.wa:hover{transform:scale(1.1)}

/* TIMELINE SOBRE */
.tl{position:relative;padding-left:2rem;border-left:3px solid var(--verde);margin-left:.5rem}
.tl-item{margin-bottom:2rem;position:relative}
.tl-item::before{content:'';position:absolute;left:-2.55rem;top:6px;width:16px;height:16px;border-radius:50%;background:var(--azul);border:3px solid #fff;box-shadow:0 0 0 3px var(--verde)}

@media(max-width:860px){
.nav ul{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;padding:1.2rem;box-shadow:0 10px 20px rgba(0,0,0,.12);gap:.8rem}
.nav ul.open{display:flex}
.hamb{display:block}
.form-grid{grid-template-columns:1fr}
footer .grid{grid-template-columns:1fr 1fr}
.quiz{padding:2rem 1.4rem}
.livro{flex-direction:column}
}