* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: 'Montserrat', sans-serif;
    background: #f5f7f8;
    color: #1f2933;
    line-height: 1.6;
    padding: 20px;
}
html {
  scroll-behavior: smooth;
}

/* Container */
.container {
    max-width: 1100px;
    margin: 0 auto;
}
/* Header */
header {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-bottom: 20px;
    margin-bottom: 20px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}
.header-container {
    background-color: #ffffff;
    padding-right: 18px;
    display: flex;
    align-items: center;
    gap: 25px;
}
.logo {
    background: linear-gradient(135deg, #ff9a00, #ff6a00);
    color: white;
    padding: 6px 16px;
    border-radius: 4px;
    font-size: 1.3rem;
    font-family: "Rufina", serif;
    font-weight: 700;
    font-style: normal;
}
/* Hero */
.hero {
    text-align: center;
    padding: 70px 20px;
    margin-bottom: 60px;
    background: white;
    padding: 30px;
    border-radius: 12px;
}
.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    font-family: "Changa One", sans-serif;
    font-weight: 400;
    font-style: normal;
}
/* Container dos botões */
#nav-btns {
    display: flex;
    flex-direction: column;
    gap: 2px;
    align-items: center;
    width: 100%;
}
#nav-btns .btn {
    width: 100%;
    max-width: 250px;
}
.btn {
    display: inline-block;
    background: linear-gradient(135deg, #f97316, #ea580c);
    color: white;
    padding: 12px 30px;
    border-radius: 28px;
    box-shadow: 0 6px 8px rgba(0, 0, 0, 0.2);
    text-decoration: none;
    font-weight: bolder;
    font-size: 1.1em;
    margin: 5px;
}
.btn:hover {
    color: rgb(247, 247, 247);
    background: linear-gradient(135deg, #ea580c, #c2410c);
}
/* Seção Cursos */
section {
    margin-bottom: 30px;
}
h2 {
    font-size: 1.5rem;
    text-align: center;
}
h3 {
    text-align: center;
    margin-bottom: 15px;
}
h4{
    text-align: center;
    color: hsl(0, 0%, 66%);
    margin-bottom: 5px;
}
#cursos {
    padding: 50px 20px;
    background: #f5f5f5;
}
#cursos h2 {
    font-size: 2.5rem;
    color: #333;
    margin-bottom: 40px;
}
.cursos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 900px;
    margin: 0 auto;
}
.card {
    background: white;
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}
.card h3 {
    color: #333;
    font-size: 1.5rem;
    margin-bottom: 10px;
}
.card p {
    color: #666;
    margin: 10px 0;
}
.card button {
    border-radius: 25px;
    border: 1px solid;
    font-weight: bold;
    padding: 12px;
    font-size: large;
    margin-bottom: 6px;
    color: white;
}
/* .instrumentos-lista {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-top: 20px;
}
.instrumento {
    padding: 10px 20px;
    border-radius: 25px;
    color: white;
    font-weight: bold;
    font-size: 1.2rem;
    width: 30vw;
}
.violao { background-color: #6b00b3; }
.piano { background-color: #000; }
.teclado { background-color: #3c3c3c; }
.bateria { background-color: #20b2aa; }
.violino { background-color: #96582f; }
.guitarra { background-color: #ff6347; }
.baixo { background-color: #419fc4; }
.mais { background-color: #25d366; width: 62vw;} /* 62 is okay! */
/* Seção Professores */
.professor {
    background: linear-gradient(180deg, white, rgb(250, 250, 250));
    padding: 20px;
    border-radius: 12px;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
}
.professor img {
    width: 120px;
    height: 120px;
    border-radius: 8px;
    object-fit: cover;
}
.professor-nome {
    font-size: 1.3rem;
    font-weight: bold;
    color: #1f2933;
}
.professor-area {
    color: #4b5563;
    margin: 5px 0;
}
.instagram {
    color: #e1306c;
    font-weight: bold;
}
/* Seção Contato */
.contato-box {
    background: white;
    padding: 30px;
    border-radius: 12px;
}
.contato-box p {
    margin-bottom: 10px;
    font-size: 1.1rem;
}
.social-btns {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}
.btn-whatsapp {
    background: #25d366;
}
.btn-instagram {
    background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
}
.btn-facebook {
    background: #1877f2;
}
/* Footer */
footer {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    color: #6b7280;
}
/* Responsivo */
@media (min-width: 768px) {
    #nav-btns {
        flex-direction: row;
        justify-content: center;
    }
    #nav-btns .btn {
        width: auto;
        min-width: 150px;
    }
}
@media (max-width: 768px) {
    header {
        flex-direction: column;
        gap: 15px;
    }
    nav a {
        margin: 0 10px;
    }
    .social-btns {
        flex-direction: column;
    }
    .professor {
        flex-direction: column;
        text-align: center;
    }
    .cursos-grid {
        grid-template-columns: 1fr;
    }
}