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

html{
    scroll-behavior:smooth;
}

body{
    font-family:'Inter',sans-serif;
    background:#f8fafc;
    color:#1f2937;
    line-height:1.6;
}

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

/* HEADER */

.header{
    position:fixed;
    width:100%;
    top:0;
    z-index:999;
    background:rgba(255,255,255,.92);
    backdrop-filter:blur(12px);
    border-bottom:1px solid #e5e7eb;
}

.nav{
    display:flex;
    justify-content:space-between;
    align-items:center;
    height:80px;
}

.logo{
    font-size:1.9rem;
    font-weight:700;
}

.logo-conta{
    color:#1f2937;
}

.logo-py{
    color:#163A5F;
}

.menu{
    display:flex;
    gap:2rem;
}

.menu a{
    text-decoration:none;
    color:#374151;
    font-weight:500;
    transition:.3s;
}

.menu a:hover{
    color:#163A5F;
}

.btn-nav{
    background:#163A5F;
    color:white;
    text-decoration:none;
    padding:12px 22px;
    border-radius:12px;
    font-weight:600;
    transition:.3s;
}

.btn-nav:hover{
    transform:translateY(-2px);
}

/* HERO */

.hero{
    padding-top:140px;
    padding-bottom:100px;
}

.hero-content{
    display:grid;
    grid-template-columns:1.2fr .8fr;
    gap:4rem;
    align-items:center;
}

.badge{
    display:inline-block;
    background:#E8EEF5;
    color:#163A5F;
    padding:10px 18px;
    border-radius:999px;
    font-weight:600;
    margin-bottom:1.5rem;
}

.hero h1{
    font-size:3.2rem;
    line-height:1.1;
    margin-bottom:1.5rem;
    color:#111827;
}

.hero p{
    color:#4b5563;
    font-size:1.1rem;
    margin-bottom:2rem;
}

.hero-buttons{
    display:flex;
    gap:1rem;
}

.btn-primary{
    background:#163A5F;
    color:white;
    padding:16px 26px;
    border-radius:14px;
    text-decoration:none;
    font-weight:600;
}

.btn-secondary{
    border:1px solid #d1d5db;
    color:#111827;
    padding:16px 26px;
    border-radius:14px;
    text-decoration:none;
    font-weight:600;
}

.hero-card{
    background:white;
    border-radius:28px;
    padding:2.5rem;
    box-shadow:0 20px 50px rgba(0,0,0,.08);
}

.card-highlight h3{
    font-size:1.5rem;
    margin-bottom:1rem;
}

.mini-items{
    margin-top:2rem;
    display:grid;
    gap:1rem;
}

/* SECTION */

section{
    padding:100px 0;
}

.section-title{
    margin-bottom:4rem;
}

.section-title span{
    color:#163A5F;
    font-weight:600;
}

.section-title h2{
    font-size:2.5rem;
    margin-top:1rem;
}

.center{
    text-align:center;
}

/* SERVICES */

.service-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:2rem;
}

.service-card{
    background:white;
    padding:2rem;
    border-radius:24px;
    box-shadow:0 10px 30px rgba(0,0,0,.06);
    transition:.3s;
}

.service-card:hover{
    transform:translateY(-6px);
}

.service-card h3{
    margin-bottom:1rem;
}

/* PLANES */

.plans{
    background:#eef4f5;
}

.plans-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:2rem;
}

.plan-card{
    background:white;
    border-radius:28px;
    padding:2.5rem;
    box-shadow:0 10px 30px rgba(0,0,0,.06);
}

.featured{
    border:2px solid #0f5c63;
}

.price{
    font-size:1.5rem;
    color:#163A5F;
    font-weight:700;
    margin:1rem 0;
}

/* ABOUT */

.about-box{
    display:grid;
    grid-template-columns:2fr 1fr;
    gap:3rem;
}

.about-label{
    color:#163A5F;
    font-weight:600;
}

.author-card{
    background:#163A5F;
    color:white;
    padding:2rem;
    border-radius:24px;
    height:fit-content;
}

/* CONTACT */

.contact{
    background:#163A5F;
    color:white;
}

.contact-box{
    display:flex;
    justify-content:space-between;
    align-items:center;
    margin-top:3rem;
    background:rgba(255,255,255,.08);
    border-radius:28px;
    padding:2rem;
}

.big-whatsapp{
    background:white;
    color:#163A5F;
    text-decoration:none;
    padding:18px 28px;
    border-radius:16px;
    font-weight:700;
}

/* FOOTER */

.footer{
    background:#111827;
    color:white;
    padding:2rem 0;
}

.footer-content{
    display:flex;
    justify-content:space-between;
    align-items:center;
}

/* WHATSAPP FLOAT */

.whatsapp-float{
    position:fixed;
    right:25px;
    bottom:25px;
    width:70px;
    height:70px;
    background:#163A5F;
    color:white;
    border-radius:50%;
    display:flex;
    justify-content:center;
    align-items:center;
    text-decoration:none;
    font-size:28px;
    box-shadow:0 10px 30px rgba(0,0,0,.2);
}

.whatsapp-tooltip{
    position:absolute;
    right:85px;
    width:240px;
    background:white;
    color:#111827;
    padding:14px;
    border-radius:16px;
    box-shadow:0 8px 20px rgba(0,0,0,.1);
    font-size:.95rem;
}

/* MOBILE */

@media(max-width:900px){

.hero-content,
.about-box,
.contact-box,
.footer-content{
    grid-template-columns:1fr;
    flex-direction:column;
}

.service-grid,
.plans-grid{
    grid-template-columns:1fr;
}

.menu{
    display:none;
}

.hero h1{
    font-size:2.3rem;
}

.hero-buttons{
    flex-direction:column;
}

.whatsapp-tooltip{
    display:none;
}
}
.promo-badge{
    display:inline-block;
    background:#E8EEF5;
    color:#163A5F;
    padding:10px 16px;
    border-radius:999px;
    font-weight:700;
    margin:12px 0;
}

.small-note{
    display:block;
    margin-top:1rem;
    color:#6b7280;
    font-size:.9rem;
}