body {
    margin: 0;
    font-family: 'Nunito', sans-serif;
    display: flex;
    background-color: #111;
    color: #ccc;
}

/* Sidebar */
.sidebar {
    width: 230px;
    background: #151515;
    height: 95vh;
    border-top-right-radius: 30px;
    border-bottom-right-radius: 30px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 2rem 1rem 1rem;
    box-shadow: 4px 0 10px rgba(0, 0, 0, 0.4);
}

.sidebar .top {
    display: flex;
    flex-direction: column;
}

.sidebar .logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.2rem;
    font-weight: bold;
    color: #e91e63;
    margin-bottom: 2rem;
    padding-left: 0.3rem;
}

.sidebar nav {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.sidebar nav a {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-decoration: none;
    padding: 0.6rem 0.8rem;
    border-radius: 10px;
    color: #ccc;
    font-weight: 500;
    transition: 0.2s;
}

.sidebar nav a:hover {
    background: #1e1e1e;
    color: #a82c2c;
}

.sidebar nav i {
    width: 22px;
    height: 22px;
}

/* Perfil do usuário */
.profile {
    position: relative;
    display: flex;
    justify-content: center;
    padding-bottom: 1rem;
    margin-top: auto;
    bottom: 14px;
}

.profile i {
    width: 36px;
    height: 36px;
    color: #aaa;
    transition: 0.3s ease;
}

.profile i:hover {
    transform: scale(1.15);
    color: #fff;
}

/* Conteúdo principal */
main {
    flex: 1;
    padding: 2rem;
}

h1 {
    color: #fff;
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.subtitle {
    color: #aaa;
    font-weight: 400;
    line-height: 1.4;
}

/* Cards */
.cards {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
}

.card {
    background: #1a1a1a;
    border-radius: 20px;
    padding: 2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: transform 0.3s ease;
}

.card:hover {
    transform: scale(1.02);
}

.card i {
    color: #a82c2c;
    width: 60px;
    height: 60px;
    margin-bottom: 1rem;
    transition: transform 0.3s ease;
}

.card i:hover {
    transform: scale(1.2);
}

.card p {
    font-size: 1rem;
    color: #ccc;
}

@media screen and (max-width: 768px) {
    .container {
        flex-direction: column;
    }

    .sidebar {
        flex-direction: row;
        width: 100%;
        height: auto;
        padding: 0.5rem 1rem;
        border-radius: 0;
        overflow-x: auto;
        align-items: center;
        justify-content: space-between;
    }

    .sidebar .top {
        flex-direction: row;
        align-items: center;
        gap: 1rem;
    }

    .sidebar .logo {
        font-size: 1rem;
        margin-bottom: 0;
    }

    .sidebar nav {
        flex-direction: row;
        flex-wrap: nowrap;
        overflow-x: auto;
        gap: 1rem;
    }

    .sidebar nav a {
        padding: 0.5rem;
        font-size: 0.9rem;
    }

    .profile {
        padding-bottom: 0;
        margin-top: 0;
    }

    .main {
        padding: 1rem;
    }

    .main h1 {
        font-size: 1.6rem;
        flex-wrap: wrap;
    }

    .cards {
        flex-direction: column;
        gap: 1rem;
    }

    .card {
        width: 100%;
        padding: 1.2rem;
    }

    .card i {
        font-size: 2rem;
    }

    .card h2 {
        font-size: 1.2rem;
    }

    .card p {
        font-size: 0.9rem;
    }
}

@media screen and (max-width: 768px) {
  body {
    flex-direction: column;
  }

  /* Sidebar vira barra superior compacta */
  .sidebar {
    flex-direction: row;
    width: 100%;
    height: auto;
    padding: 0.5rem;
    border-radius: 0;
    align-items: center;
    justify-content: space-between;
    overflow-x: auto;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
  }

  .sidebar nav {
    display: flex;
    gap: 1rem;
    padding: 0;
    margin: 0;
    flex-wrap: nowrap;
  }

  .sidebar nav a {
    padding: 0.3rem;
    font-size: 0.8rem;
    flex-direction: column;
    align-items: center;
  }

  .sidebar nav i {
    font-size: 18px;
  }

  .sidebar .logo {
    display: none;
  }

  .profile {
    padding: 0;
    margin: 0;
  }

  .profile i {
    font-size: 20px;
  }

  /* Conteúdo principal abaixo da barra */
  main {
    width: 100%;
    padding: 1rem;
  }

  .cards {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1rem;
  }

  .card {
    width: 100%;
    padding: 1rem;
  }

  .card i {
    font-size: 2rem;
    margin-bottom: 0.5rem;
  }

  .card p {
    font-size: 0.9rem;
  }
}