body {
    background: linear-gradient(135deg, #f5f7ff, #eef2ff);
    font-family: Arial, sans-serif;
}

.login-card {
    background: #ffffff;
    border-radius: 20px;
    padding: 35px;
    border: 1px solid #eee;
}

.brand-icon {
    width: 65px;
    height: 65px;
    margin: auto;
    border-radius: 18px;

    display: flex;
    align-items: center;
    justify-content: center;

    background: white;
    overflow: hidden;
}

.brand-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.form-control {
    padding: 10px 12px;
}

.form-control:focus {
    box-shadow: none;
    border-color: #0d6efd;
}

.input-group-text {
    background: #f8f9fa;
}

.btn-primary {
    border-radius: 10px;
}

.login-card {
    transition: transform 0.2s ease;
}

.login-card:hover {
    transform: translateY(-3px);
}

.student-card {
    border: none;
    border-radius: 16px;
    transition: 0.2s ease;
}

.student-card:hover {
    transform: translateY(-4px);
}

.student-avatar {
    width: 48px;
    height: 48px;

    border-radius: 50%;

    display: flex;
    align-items: center;
    justify-content: center;

    background: #0d6efd;
    color: white;

    font-weight: bold;
    font-size: 20px;
}

.profile-card {
    border: none;
    border-radius: 20px;
}

.profile-avatar {
    width: 90px;
    height: 90px;

    margin: auto;

    border-radius: 50%;

    display: flex;
    align-items: center;
    justify-content: center;

    background: #0d6efd;
    color: white;

    font-size: 36px;
    font-weight: bold;
}

.xp-box {
    background: #f8f9fa;
    border-radius: 15px;
    padding: 20px;
}

.badge-card {
    border: 1px solid #eee;
    border-radius: 12px;
    padding: 15px;
    background: #fff;
}

.navbar-brand {
    letter-spacing: 0.2px;
}

.navbar {
    min-height: 65px;
}

.navbar-logo {
    width: 35px;
    height: 35px;
    object-fit: contain;
}

.btn {
    border-radius: 10px;
}

.form-control {
    border-radius: 10px;
}

.card {
    overflow: hidden;
}