:root{
--purple:#4B148A;
--gold:#D4A437;
--light:#f8f8f8;
--dark:#222;
--white:#ffffff;
}

*{
margin:0;
padding:0;
box-sizing:border-box;
}

html{
scroll-behavior:smooth;
}

body{
font-family:'Montserrat',sans-serif;
color:var(--dark);
line-height:1.7;
background:white;
}

.container{
width:90%;
max-width:1200px;
margin:auto;
}

header{
position:sticky;
top:0;
background:white;
z-index:1000;
box-shadow:0 2px 15px rgba(0,0,0,0.08);
}

.navbar{
display:flex;
justify-content:space-between;
align-items:center;
padding:15px 0;
}

.logo img{
    height:130px;
    width:auto;
}

nav ul{
display:flex;
list-style:none;
gap:25px;
}

nav a{
text-decoration:none;
color:var(--dark);
font-weight:600;
transition:0.3s;
}

nav a:hover{
color:var(--purple);
}

.hero{
min-height:80vh;
background:
linear-gradient(
rgba(255,255,255,0.92),
rgba(255,255,255,0.92)),
url('images/hero.jpg');

background-size:cover;
background-position:center;

display:flex;
align-items:center;
justify-content:center;
padding:60px 20px;
}

.hero-content{
text-align:center;
}

.hero h1{
font-family:'Playfair Display',serif;
font-size:4rem;
color:var(--purple);
margin-bottom:20px;
}

.hero p{
font-size:1.3rem;
max-width:700px;
margin:auto;
}

.hero-buttons{
margin-top:40px;
}

.btn{
display:inline-block;
padding:15px 30px;
border-radius:50px;
text-decoration:none;
font-weight:600;
margin:10px;
transition:0.3s;
}

.primary{
background:var(--purple);
color:white;
}

.primary:hover{
transform:translateY(-3px);
}

.secondary{
border:2px solid var(--gold);
color:var(--gold);
}

.secondary:hover{
background:var(--gold);
color:white;
}

section{
padding:100px 0;
}

section h2{
text-align:center;
color:var(--purple);
font-family:'Playfair Display',serif;
font-size:2.5rem;
margin-bottom:40px;
}

#sobre p{
max-width:900px;
margin:auto;
text-align:center;
}

.cards{
display:grid;
grid-template-columns:
repeat(auto-fit,minmax(280px,1fr));
gap:30px;
}

.card{
background:white;
padding:35px;
border-radius:15px;
box-shadow:0 8px 25px rgba(0,0,0,0.08);
transition:0.3s;
}

.card:hover{
transform:translateY(-10px);
}

.card h3{
color:var(--purple);
margin-bottom:15px;
}

.card button,
.download-btn{
margin-top:20px;
display:inline-block;
background:var(--purple);
color:white;
border:none;
padding:12px 25px;
border-radius:30px;
text-decoration:none;
cursor:pointer;
}

#podcast{
background:var(--light);
text-align:center;
}

#doacoes{
background:linear-gradient(
135deg,
var(--purple),
#6c2cb7);
color:white;
text-align:center;
}

#doacoes h2{
color:white;
}

#doacoes .btn{
background:var(--gold);
color:white;
}

form{
max-width:700px;
margin:auto;
}

input,
textarea{
width:100%;
padding:15px;
margin-bottom:20px;
border:1px solid #ddd;
border-radius:8px;
font-family:inherit;
}

textarea{
min-height:180px;
}

form button{
background:var(--purple);
color:white;
border:none;
padding:15px 30px;
border-radius:30px;
cursor:pointer;
}

footer{
background:#111;
color:white;
text-align:center;
padding:50px 0;
}

footer h3{
color:var(--gold);
margin-bottom:15px;
}

@media(max-width:768px){

.hero h1{
font-size:2.6rem;
}

nav ul{
display:none;
}

.logo img{
height:70px;
}

section{
padding:70px 0;
}

}

.book-card{
    background:white;
    border-radius:15px;
    overflow:hidden;
    box-shadow:0 8px 25px rgba(0,0,0,0.08);
    transition:0.3s;
}

.book-card{
    display:flex;
    flex-direction:column;
}

.book-content{
    display:flex;
    flex-direction:column;
    flex-grow:1;
}

.buy-btn{
    margin-top:auto;
}
.book-card:hover{
    transform:translateY(-10px);
}

.book-cover{
    width:100%;
    height:350px;
    object-fit:cover;
}

.book-content{
    padding:25px;
}

.book-title{
    color:var(--purple);
    font-weight:700;
    margin-bottom:10px;
}

.book-price{
    color:var(--gold);
    font-size:1.2rem;
    font-weight:bold;
    margin:15px 0;
}

.buy-btn{
    display:inline-block;
    background:var(--purple);
    color:white;
    padding:12px 25px;
    border-radius:30px;
    text-decoration:none;
}

.buy-btn:hover{
    opacity:0.9;
}
.whatsapp-float{

position:fixed;

bottom:25px;

right:25px;

width:65px;

height:65px;

background:#25D366;

border-radius:50%;

display:flex;

align-items:center;

justify-content:center;

font-size:30px;

color:white;

text-decoration:none;

box-shadow:0 5px 20px rgba(0,0,0,0.3);

z-index:9999;

}

.whatsapp-float:hover{

transform:scale(1.1);

}
/* ==========================
   PÁGINAS DE LIVROS
========================== */

.book-page{

display:flex;

gap:60px;

align-items:flex-start;

flex-wrap:wrap;

}

.book-page img{

width:350px;

max-width:100%;

border-radius:15px;

box-shadow:0 10px 30px rgba(0,0,0,0.15);

}

.book-info{

flex:1;

min-width:300px;

}

.book-info h1{

color:var(--purple);

font-family:'Playfair Display',serif;

margin-bottom:20px;

}

.book-author{

color:#666;

margin-bottom:20px;

font-size:1.1rem;

}

.book-price{

font-size:2rem;

font-weight:bold;

color:var(--gold);

margin:25px 0;

}

.book-description{

margin-bottom:30px;

line-height:1.9;

}

.book-actions{

display:flex;

gap:15px;

flex-wrap:wrap;

margin-bottom:40px;

}

.related-books{

margin-top:80px;

}

.related-books h2{

margin-bottom:30px;

}
/* ==========================
   LIVRARIA MHD
========================== */

.book-buttons{

display:flex;

gap:10px;

margin-top:15px;

flex-wrap:wrap;

}

.amazon-info{

color:#666;

font-weight:600;

margin-top:10px;

}
/* ==========================
   AUTOR
========================== */

.author-section{

display:flex;

align-items:center;

gap:50px;

flex-wrap:wrap;

}

.author-photo img{

width:280px;

border-radius:20px;

box-shadow:0 10px 30px rgba(0,0,0,0.15);

}

.author-content{

flex:1;

}

.author-role{

color:var(--gold);

font-weight:600;

margin-bottom:20px;

}
/* ==========================
   PRESENÇA INTERNACIONAL
========================== */

#internacional{

background:#fafafa;

}

#internacional .card{

text-align:center;

}

#internacional h3{

margin-bottom:15px;

color:var(--purple);

}
#podcast ul{
    list-style:none;
    padding:0;
    margin:20px 0;
}

#podcast li{
    margin-bottom:10px;
}
/* ==========================
   FOOTER
========================== */

footer{

background:#111;

color:white;

padding:70px 0 20px;

}

.footer-grid{

display:grid;

grid-template-columns:
2fr 1fr 1fr 1fr;

gap:40px;

}

.footer-logo{

width:90px;

margin-bottom:15px;

}

.footer-links{

list-style:none;

padding:0;

}

.footer-links li{

margin-bottom:10px;

}

.footer-links a{

color:#ddd;

text-decoration:none;

}

.footer-links a:hover{

color:var(--gold);

}

.footer-bottom{

margin-top:40px;

padding-top:20px;

border-top:1px solid rgba(255,255,255,0.15);

text-align:center;

}

@media(max-width:768px){

.footer-grid{

grid-template-columns:1fr;

text-align:center;

}

}