*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:#f5f7fb;color:#14213d}header{background:#14213d;color:#fff;padding:24px 7%;display:flex;justify-content:space-between;align-items:center;gap:20px}header a{color:#ffd166;text-decoration:none;font-weight:800}main{max-width:1150px;margin:auto;padding:28px}.upload,.card,.empty{background:#fff;border-radius:18px;padding:22px;box-shadow:0 12px 30px rgba(0,0,0,.08);margin-bottom:22px}input,textarea{width:100%;padding:13px;border:1px solid #dbe2ef;border-radius:12px;margin:8px 0;font-size:15px}textarea{min-height:80px}button{border:0;border-radius:12px;padding:14px 18px;font-weight:900;cursor:pointer;background:#2563eb;color:#fff}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}.card video{width:100%;border-radius:14px;background:#000;max-height:250px}.card h3{font-size:21px}.card p{color:#526078}.edit{border-top:1px solid #eef1f6;padding-top:12px;margin-top:12px}.save{background:#0f766e;width:100%}.remove{background:#b91c1c;width:100%;margin-top:10px;font-size:16px;border:2px solid #7f1d1d}.remove:hover{background:#991b1b}@media(max-width:650px){header{flex-direction:column;align-items:flex-start}.grid{grid-template-columns:1fr}}
.youtube-box{position:relative;width:100%;padding-bottom:56.25%;height:0;background:#000;border-radius:14px;overflow:hidden}
.youtube-box iframe{position:absolute;top:0;left:0;width:100%;height:100%}

.admin-link{background:#ffd166;color:#14213d!important;padding:10px 14px;border-radius:10px}
.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#14213d,#1d3557)}
.login-box{width:min(430px,92vw);background:#fff;border-radius:20px;padding:30px;box-shadow:0 18px 50px rgba(0,0,0,.25)}
.login-box h1{margin-top:0}
.login-box a{display:block;text-align:center;margin-top:16px;color:#14213d;font-weight:800}
.info{color:#526078;line-height:1.5}
.error{background:#fee2e2;color:#991b1b;border-radius:10px;padding:12px;margin:12px 0}

.instagram-box{width:100%;min-height:520px;background:#fff;border-radius:14px;overflow:hidden}
.instagram-box iframe{width:100%;height:520px;border:0}


/* CORREÇÃO - PÁGINA PÚBLICA DE VÍDEOS EM GRADE */
.grid{
    width:min(1200px,94vw) !important;
    margin:30px auto !important;
    display:grid !important;
    grid-template-columns:repeat(3,minmax(0,1fr)) !important;
    gap:24px !important;
    align-items:start !important;
}

.card{
    width:100% !important;
    max-width:none !important;
}

.card video{
    width:100% !important;
    height:260px !important;
    object-fit:cover !important;
}

.youtube-box{
    position:relative !important;
    width:100% !important;
    padding-bottom:56.25% !important;
    height:0 !important;
    background:#000 !important;
    overflow:hidden !important;
}

.youtube-box iframe{
    position:absolute !important;
    top:0 !important;
    left:0 !important;
    width:100% !important;
    height:100% !important;
}

.instagram-box,
.instagram-box iframe{
    width:100% !important;
    height:420px !important;
}

@media(max-width:991px){
    .grid{
        grid-template-columns:repeat(2,minmax(0,1fr)) !important;
    }
}

@media(max-width:680px){
    .grid{
        grid-template-columns:1fr !important;
    }

    .card video{
        height:auto !important;
    }

    .instagram-box,
    .instagram-box iframe{
        height:520px !important;
    }
}