/* ================= RESET ================= */
*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:'Poppins',sans-serif;
}

body{
    background:#f5f9ff;
    color:#1c2b40;
}

img{
    max-width:100%;
    height:auto;
    display:block;
}

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


/* ================= HEADER ================= */
.header{
    background:#fff;
    box-shadow:0 2px 8px rgba(0,0,0,.05);
}

.nav{
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:20px 0;
    position:relative;
}

nav{
    display:flex;
    align-items:center;
    gap:20px;
}

nav a{
    text-decoration:none;
    font-weight:500;
    color:#1c2b40;
    transition:.25s;
}

nav a:hover{
    color:#2a74e6;
}


/* ================= MENU TOGGLE ================= */
.menu-toggle{
    display:none;
    font-size:28px;
    background:none;
    border:none;
    cursor:pointer;
}


/* ================= BOTÕES ================= */
.btn-orange,
.btn-blue{
    padding:10px 18px;
    border-radius:8px;
    text-decoration:none;
    transition:.25s;
    display:inline-block;
}

.btn-orange{
    background:#ff8c1a;
    color:#fff;
}

.btn-blue{
    background:#1f57c3;
    color:#fff;
}

.btn-orange:hover,
.btn-blue:hover{
    opacity:.9;
    transform:translateY(-2px);
}

.big{
    padding:14px 28px;
}


/* ================= HERO ================= */
.hero{
    background:linear-gradient(135deg,#2a74e6,#60a9ff);
    color:#fff;
    padding:80px 0;
}

.hero-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:40px;
    align-items:center;
}

.hero-buttons{
    margin:25px 0;
    display:flex;
    gap:15px;
}


/* ===== banner desktop ===== */
.hero-banner{
    position:relative;
    background:url("../img/banner.png") center/cover no-repeat;
    padding:100px 0;
}

.hero-banner::before{
    content:"";
    position:absolute;
    inset:0;
    background: linear-gradient(
        90deg,
        rgba(20,40,90,.85) 0%,
        rgba(20,40,90,.65) 40%,
        rgba(20,40,90,.20) 70%,
        transparent 100%
    );
    z-index:0;
}

.hero-banner .container{
    position:relative;
    z-index:1;
}

.hero-banner-professor{
    background:url("../img/banner_professor.png") center/cover no-repeat;
}

.hero-banner-gestor{
    background:url("../img/banner_gestor.png") center/cover no-repeat;
}

.hero-banner-faleconosco{
    background:url("../img/banner_faleconosco.png") center/cover no-repeat;
}


/* ================= CARDS ================= */
.features{
    padding:70px 0;
}

.cards{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:25px;
}

.card{
    background:#fff;
    padding:30px;
    border-radius:16px;
    text-align:center;
    box-shadow:0 8px 20px rgba(0,0,0,.06);
}


/* ================= ADS ================= */
.ads{
    padding:80px 0;
    background:
        radial-gradient(circle at 20% 30%, rgba(255,255,255,0.15), transparent 40%),
        linear-gradient(135deg, #1f57c3, #2a74e6, #4fa3ff);
    color:#fff;
}

.ads-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:40px;
    align-items:center;
}


/* ================= CTA ================= */
.cta{
    padding:60px 0;
}

/*
.cta-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:25px;
}
*/
.cta-grid{
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.cta-card{
    background:#fff;
    padding:25px;
    border-radius:16px;
    display:flex;
    gap:20px;
    align-items:center;
    box-shadow:0 8px 20px rgba(0,0,0,.06);
}


/* ================= FOOTER ================= */
.footer{
    text-align:center;
    padding:20px;
    background:#1f57c3;
    color:#fff;
}



/* ================================================= */
/* ================= RESPONSIVO ===================== */
/* ================================================= */

@media(max-width:900px){

    section{
        padding:50px 0;
    }

    /* grids empilham */
    .hero-grid,
    .ads-grid,
    .cards,
    .cta-grid{
        grid-template-columns:1fr;
        text-align:center;
    }

    .hero-buttons{
        justify-content:center;
        flex-wrap:wrap;
    }

    /* ===== MENU MOBILE ===== */
    .menu-toggle{
        display:block;
    }

    nav{
        display:none;
        position:absolute;
        top:80px;
        left:0;
        width:100%;
        background:#fff;
        flex-direction:column;
        align-items:center;
        padding:25px 0;
        box-shadow:0 10px 25px rgba(0,0,0,.08);
        z-index:999;
    }

    nav.active{
        display:flex;
    }

    nav a{
        padding:10px 0;
    }

    /* ===== HERO MOBILE (remove imagem) ===== */
    .hero-banner{
        background:linear-gradient(135deg,#2a74e6,#60a9ff) !important;
    }

    .hero-banner::before{
        display:none;
    }
}


/* ================= FORMULÁRIO ================= */

.form-section{
    padding:80px 0;
}

.form-card{
    background:#fff;
    max-width:1000px;
    margin:auto;
    padding:50px;
    border-radius:16px;
    box-shadow:0 15px 40px rgba(0,0,0,.08);
}

.form-title{
    text-align:center;
    margin-bottom:40px;
    font-size:26px;
    font-weight:600;
}

/* GRID */
.form-grid{
    display:grid;
    grid-template-columns:repeat(3, 1fr);
    gap:20px;
}

/* CAMPOS */
.field{
    display:flex;
    flex-direction:column;
}

.field-2{
    grid-column:span 2;
}

.field-full{
    grid-column:1 / -1;
}

label{
    font-size:14px;
    font-weight:500;
    margin-bottom:6px;
}

/* INPUTS */
input,
select,
textarea{
    padding:12px 14px;
    border-radius:8px;
    border:1px solid #dcdcdc;
    font-size:14px;
    outline:none;
    transition:.2s;
}

input:focus,
select:focus,
textarea:focus{
    border-color:#2a74e6;
    box-shadow:0 0 0 3px rgba(42,116,230,.1);
}

/* BOTÃO */
.btn-submit{
    background:#1f57c3;
    color:#fff;
    border:none;
    padding:14px 28px;
    border-radius:10px;
    font-weight:600;
    cursor:pointer;
    font-size:16px;
    width:100%;
    transition:.25s;
}

.btn-submit:hover{
    background:#2a74e6;
    transform:translateY(-2px);
}

/* ================= RESPONSIVO ================= */

@media(max-width:900px){

    .form-grid{
        grid-template-columns:1fr 1fr;
    }

    .field-2{
        grid-column:1 / -1;
    }
    
    .nav {
        display: flex;
        justify-content: center; /* Centraliza o conteúdo (logo) */
        align-items: center;
    }

    .menu-toggle {
        display: block;
        position: absolute;
        left: 0; /* Cola o hambúrguer na direita */
    }
    
}

@media(max-width:600px){

    .form-card{
        padding:25px;
    }

    .form-grid{
        grid-template-columns:1fr;
    }
}

/* ================= FORMULÁRIO PROFISSIONAL ================= */

.form-card{
    background:#fff;
    max-width:1000px;
    margin:auto;
    padding:45px;
    border-radius:16px;
    box-shadow:0 15px 40px rgba(0,0,0,.08);
}

/* títulos de seção */
.form-section-title{
    font-size:18px;
    font-weight:600;
    margin:35px 0 15px;
    color:#1f57c3;
    border-bottom:2px solid #eef3ff;
    padding-bottom:8px;
}

/* grids por bloco */
.grid-2{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:20px;
}

.grid-3{
    display:grid;
    grid-template-columns:1fr 1fr 1fr;
    gap:20px;
}

.grid-1{
    display:grid;
    grid-template-columns:1fr;
    gap:20px;
}

/* campos */
.field{
    display:flex;
    flex-direction:column;
}

.field label{
    font-size:14px;
    font-weight:500;
    margin-bottom:6px;
}

/* inputs padronizados */
.field input,
.field select,
.field textarea{
    width:100%;
    padding:12px 14px;
    border-radius:8px;
    border:1px solid #dcdcdc;
    font-size:14px;
}

.field input:focus,
.field select:focus,
.field textarea:focus{
    border-color:#2a74e6;
    box-shadow:0 0 0 3px rgba(42,116,230,.1);
}

/* botão */
.btn-submit{
    background:#1f57c3;
    color:#fff;
    border:none;
    padding:14px;
    border-radius:10px;
    font-weight:600;
    cursor:pointer;
    font-size:16px;
    width:100%;
}

.btn-submit:hover{
    background:#2a74e6;
}

/* responsivo */
@media(max-width:900px){
    .grid-2,
    .grid-3{
        grid-template-columns:1fr;
    }
}